diff --git a/.gitattributes b/.gitattributes index ae2fa07cf9..3fdddca17b 100644 --- a/.gitattributes +++ b/.gitattributes @@ -4,7 +4,10 @@ src/static/typeahead/* linguist-vendored src/static/moment/* linguist-vendored src/static/datetimepicker/* linguist-vendored src/static/colorpicker/* linguist-vendored +src/static/fileupload/* linguist-vendored src/static/charts/* linguist-vendored +src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/fabric.* linguist-vendored +src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/pdf.* linguist-vendored # Denote all files that are truly binary and should not be modified. *.eot binary diff --git a/src/pretix/base/models/event.py b/src/pretix/base/models/event.py index 4c216ece1b..3316418364 100644 --- a/src/pretix/base/models/event.py +++ b/src/pretix/base/models/event.py @@ -137,7 +137,7 @@ class Event(LoggedModel): return [] return self.plugins.split(",") - def get_date_from_display(self, tz=None) -> str: + def get_date_from_display(self, tz=None, show_times=True) -> str: """ Returns a formatted string containing the start date of the event with respect to the current locale and to the ``show_times`` setting. @@ -145,7 +145,17 @@ class Event(LoggedModel): tz = tz or pytz.timezone(self.settings.timezone) return _date( self.date_from.astimezone(tz), - "DATETIME_FORMAT" if self.settings.show_times else "DATE_FORMAT" + "DATETIME_FORMAT" if self.settings.show_times and show_times else "DATE_FORMAT" + ) + + def get_time_from_display(self, tz=None) -> str: + """ + Returns a formatted string containing the start time of the event, ignoring + the ``show_times`` setting. + """ + tz = tz or pytz.timezone(self.settings.timezone) + return _date( + self.date_from.astimezone(tz), "TIME_FORMAT" ) def get_date_to_display(self, tz=None) -> str: diff --git a/src/pretix/control/templates/pretixcontrol/base.html b/src/pretix/control/templates/pretixcontrol/base.html index 73dddb0729..a87d1ccac8 100644 --- a/src/pretix/control/templates/pretixcontrol/base.html +++ b/src/pretix/control/templates/pretixcontrol/base.html @@ -36,6 +36,8 @@ + + {% endcompress %} {{ html_head|safe }} diff --git a/src/pretix/plugins/ticketoutputpdf/signals.py b/src/pretix/plugins/ticketoutputpdf/signals.py index 0dfb943f1b..256be80e90 100644 --- a/src/pretix/plugins/ticketoutputpdf/signals.py +++ b/src/pretix/plugins/ticketoutputpdf/signals.py @@ -1,9 +1,56 @@ -from django.dispatch import receiver +from django.dispatch import Signal, receiver +from django.template.loader import get_template +from django.urls import resolve from pretix.base.signals import register_ticket_outputs +from pretix.control.signals import html_head @receiver(register_ticket_outputs, dispatch_uid="output_pdf") def register_ticket_outputs(sender, **kwargs): from .ticketoutput import PdfTicketOutput return PdfTicketOutput + + +@receiver(html_head, dispatch_uid="ticketoutputpdf_html_head") +def html_head_presale(sender, request=None, **kwargs): + url = resolve(request.path_info) + if url.namespace == 'plugins:ticketoutputpdf': + template = get_template('pretixplugins/ticketoutputpdf/control_head.html') + return template.render({ + 'request': request + }) + else: + return "" + + +register_fonts = Signal() +""" +Return a dictionaries of the following structure. Paths should be relative to static root. + +{ + "font name": { + "regular": { + "truetype": "….ttf", + "woff": "…", + "woff2": "…" + }, + "bold": { + ... + }, + "italic": { + ... + }, + "bolditalic": { + ... + } + } +} +""" + + +def get_fonts(): + f = {} + for recv, value in register_fonts.send(0): + f.update(value) + return f diff --git a/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/editor.css b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/editor.css new file mode 100644 index 0000000000..32b9cba717 --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/editor.css @@ -0,0 +1,41 @@ +#fabric-container { + position: absolute; + top: 0; + left: 0; +} +#editor-canvas-area { + position: relative; + min-height: 500px; +} +body { + overflow-y: scroll; +} +#toolbox .control-group { + margin-bottom: 5px; +} +#toolbox .position, #toolbox .squaresize, #toolbox[data-type] .pdf-info, #toolbox .text, #toolbox .object-buttons { + display: none; +} +#toolbox[data-type] .position, #toolbox[data-type=barcodearea] .squaresize, #toolbox[data-type=text] .text, #toolbox[data-type=textarea] .text, +#toolbox[data-type] .object-buttons { + display: block; +} +#loading-container { + position: absolute; + top: 0; + left: 0; + height: 100%; + background: white; + width: 100%; + text-align: center; +} +#loading-container > div { + max-width: 600px; + margin: auto; +} +#loading-upload { + display: none; +} +.preload-font { + visibility: hidden; +} diff --git a/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/editor.js b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/editor.js new file mode 100644 index 0000000000..e85bafc2db --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/editor.js @@ -0,0 +1,708 @@ +/*globals $, gettext, fabric, PDFJS*/ +fabric.Barcodearea = fabric.util.createClass(fabric.Rect, { + type: 'barcodearea', + + initialize: function (text, options) { + options || (options = {}); + + this.callSuper('initialize', text, options); + this.set('label', options.label || ''); + }, + + toObject: function () { + return fabric.util.object.extend(this.callSuper('toObject'), {}); + }, + + _render: function (ctx) { + this.callSuper('_render', ctx); + + ctx.font = '16px Helvetica'; + ctx.fillStyle = '#fff'; + ctx.fillText(gettext('QR Code'), -this.width / 2, -this.height / 2 + 20); + }, +}); +fabric.Barcodearea.fromObject = function (object, callback, forceAsync) { + return fabric.Object._fromObject('Barcodearea', object, callback, forceAsync); +}; +fabric.Textarea = fabric.util.createClass(fabric.Textbox, { + type: 'textarea', + + initialize: function (text, options) { + options || (options = {}); + + this.callSuper('initialize', text, options); + this.set('content', options.content || ''); + }, + + toObject: function(propertiesToInclude) { + return this.callSuper('toObject', ['content'].concat(propertiesToInclude)); + } +}); +fabric.Textarea.fromObject = function (object, callback, forceAsync) { + return fabric.Object._fromObject('Textarea', object, callback, forceAsync, 'text'); +}; + + +var editor = { + $pdfcv: null, + $fcv: null, + $cva: null, + $fabric: null, + objects: [], + history: [], + clipboard: [], + pdf_page: null, + pdf_scale: 1, + pdf_viewport: null, + _history_pos: 0, + _history_modification_in_progress: false, + dirty: false, + pdf_url: null, + uploaded_file_id: null, + _window_loaded: false, + _fabric_loaded: false, + + _px2mm: function (v) { + return v / editor.pdf_scale / 72 * editor.pdf_page.userUnit * 25.4; + }, + + _mm2px: function (v) { + return v * editor.pdf_scale * 72 / editor.pdf_page.userUnit / 25.4; + }, + + _px2pt: function (v) { + return v / editor.pdf_scale * editor.pdf_page.userUnit; + }, + + _pt2px: function (v) { + return v * editor.pdf_scale / editor.pdf_page.userUnit; + }, + + dump: function (objs) { + var d = []; + objs = objs || editor.fabric.getObjects(); + for (var i in objs) { + var o = objs[i]; + if (o.type === "textarea") { + var col = (new fabric.Color(o.getFill()))._source; + d.push({ + type: "textarea", + left: editor._px2mm(o.left).toFixed(2), + bottom: editor._px2mm(editor.pdf_viewport.height - o.height - o.top).toFixed(2), + fontsize: editor._px2pt(o.getFontSize()).toFixed(1), + color: col, + //lineheight: o.lineHeight, + fontfamily: o.fontFamily, + bold: o.fontWeight === 'bold', + italic: o.fontStyle === 'italic', + width: editor._px2mm(o.width).toFixed(2), + content: o.content, + text: o.text, + align: o.textAlign, + }); + } else if (o.type === "barcodearea") { + d.push({ + type: "barcodearea", + left: editor._px2mm(o.left).toFixed(2), + bottom: editor._px2mm(editor.pdf_viewport.height - o.height * o.scaleY - o.top).toFixed(2), + size: editor._px2mm(o.height * o.scaleY).toFixed(2) + }); + } + } + return d; + }, + + _add_from_data: function (d) { + if (d.type === "barcodearea") { + o = editor._add_qrcode(); + o.scaleToHeight(editor._mm2px(d.size)); + } else if (d.type === "textarea" || o.type === "text") { + o = editor._add_text(); + o.setColor('rgb(' + d.color[0] + ',' + d.color[1] + ',' + d.color[2] + ')'); + o.setFontSize(editor._pt2px(d.fontsize)); + //o.setLineHeight(d.lineheight); + o.setFontFamily(d.fontfamily); + o.setFontWeight(d.bold ? 'bold' : 'normal'); + o.setFontStyle(d.italic ? 'italic' : 'normal'); + o.setWidth(editor._mm2px(d.width)); + o.content = d.content; + o.setTextAlign(d.align); + if (d.content === "other") { + o.setText(d.text); + } else { + o.setText(editor.text_samples[d.content]); + } + } + + var new_top = editor.pdf_viewport.height - editor._mm2px(d.bottom) - (o.height * o.scaleY); + o.set('left', editor._mm2px(d.left)); + o.set('top', new_top); + o.setCoords(); + return o; + }, + + load: function(data) { + editor.fabric.clear(); + for (var i in data) { + var d = data[i], o; + editor._add_from_data(d); + } + editor.fabric.renderAll(); + editor._update_toolbox_values(); + }, + + text_samples: { + "secret": "tdmruoekvkpbv1o2mv8xccvqcikvr58u", + "order": "A1B2C", + "item": gettext("Sample product"), + "variation": gettext("Sample variation"), + "itemvar": gettext("Sample product – sample variation"), + "price": gettext("123.45 EUR"), + "attendee_name": gettext("John Doe"), + "event_name": gettext("Sample event name"), + "event_date": gettext("May 31st, 2017"), + "event_begin_time": gettext("20:00"), + "event_location": gettext("Random City") + }, + + _load_pdf: function (dump) { + // TODO: Loading indicators + var url = editor.pdf_url; + // TODO: Handle cross-origin issues if static files are on a different origin + PDFJS.workerSrc = editor.$pdfcv.attr("data-worker-url"); + + // Asynchronous download of PDF + var loadingTask = PDFJS.getDocument(url); + loadingTask.promise.then(function (pdf) { + console.log('PDF loaded'); + + // Fetch the first page + var pageNumber = 1; + pdf.getPage(pageNumber).then(function (page) { + console.log('Page loaded'); + var canvas = document.getElementById('pdf-canvas'); + + var scale = editor.$cva.width() / page.getViewport(1.0).width; + var viewport = page.getViewport(scale); + + // Prepare canvas using PDF page dimensions + var context = canvas.getContext('2d'); + context.clearRect(0, 0, canvas.width, canvas.height); + canvas.height = viewport.height; + canvas.width = viewport.width; + + editor.pdf_page = page; + editor.pdf_scale = scale; + editor.pdf_viewport = viewport; + + // Render PDF page into canvas context + var renderContext = { + canvasContext: context, + viewport: viewport + }; + var renderTask = page.render(renderContext); + renderTask.then(function () { + console.log('Page rendered'); + editor._init_fabric(dump); + }); + }); + }, function (reason) { + var msg = gettext('The PDF background file could not be loaded for the following reason:'); + editor._error(msg + ' ' + reason); + }); + }, + + _init_fabric: function (dump) { + editor.$fcv.get(0).width = editor.$pdfcv.get(0).width; + editor.$fcv.get(0).height = editor.$pdfcv.get(0).height; + editor.fabric = new fabric.Canvas('fabric-canvas'); + + editor.fabric.on('object:modified', editor._create_savepoint); + editor.fabric.on('object:added', editor._create_savepoint); + editor.fabric.on('selection:cleared', editor._update_toolbox); + editor.fabric.on('selection:created', editor._update_toolbox); + editor.fabric.on('object:selected', editor._update_toolbox); + editor.fabric.on('object:moving', editor._update_toolbox_values); + editor.fabric.on('object:modified', editor._update_toolbox_values); + editor.fabric.on('object:scaling', editor._update_toolbox_values); + editor._update_toolbox(); + + $("#toolbox-content-other").hide(); + $(".add-buttons button").prop('disabled', false); + + if (dump) { + editor.load(dump); + } else { + var data = $.trim($("#editor-data").text()); + if (data) { + editor.load(JSON.parse(data)); + } + } + editor.history = []; + editor._create_savepoint(); + editor.dirty = !!dump; + + if ($("#loading-upload").is(":visible")) { + $("#loading-container, #loading-upload").hide(); + } + + editor._fabric_loaded = true; + console.log("Fabric loaded"); + if (editor._window_loaded) { + editor._ready(); + } + }, + + _window_load_event: function () { + editor._window_loaded = true; + console.log("Window loaded"); + if (editor._fabric_loaded) { + editor._ready(); + } + }, + + _ready: function () { + $("#editor-loading").hide(); + $("#editor-start").removeClass("sr-only"); + $("#editor-start").click(function () { + $("#loading-container").hide(); + $("#loading-initial").remove(); + }); + }, + + _update_toolbox_values: function () { + var o = editor.fabric.getActiveObject(); + if (!o) { + o = editor.fabric.getActiveGroup(); + if (!o) { + return; + } + } + $("#toolbox-position-x").val(editor._px2mm(o.left).toFixed(2)); + $("#toolbox-position-y").val(editor._px2mm(editor.pdf_viewport.height - o.height * o.scaleY - o.top).toFixed(2)); + + if (o.type === "barcodearea") { + $("#toolbox-squaresize").val(editor._px2mm(o.height * o.scaleY).toFixed(2)); + } else if (o.type === "text" || o.type === "textarea") { + var col = (new fabric.Color(o.getFill()))._source; + $("#toolbox-col").val("#" + ((1 << 24) + (col[0] << 16) + (col[1] << 8) + col[2]).toString(16).slice(1)); + $("#toolbox-fontsize").val(editor._px2pt(o.fontSize).toFixed(1)); + //$("#toolbox-lineheight").val(o.lineHeight); + $("#toolbox-fontfamily").val(o.fontFamily); + $("#toolbox").find("button[data-action=bold]").toggleClass('active', o.fontWeight === 'bold'); + $("#toolbox").find("button[data-action=italic]").toggleClass('active', o.fontStyle === 'italic'); + $("#toolbox").find("button[data-action=left]").toggleClass('active', o.textAlign === 'left'); + $("#toolbox").find("button[data-action=center]").toggleClass('active', o.textAlign === 'center'); + $("#toolbox").find("button[data-action=right]").toggleClass('active', o.textAlign === 'right'); + $("#toolbox-textwidth").val(editor._px2mm(o.width).toFixed(2)); + if (o.type === "textarea") { + $("#toolbox-content").val(o.content); + $("#toolbox-content-other").toggle($("#toolbox-content").val() === "other"); + if (o.content === "other") { + $("#toolbox-content-other").val(o.text); + } else { + $("#toolbox-content-other").val(""); + } + } + } + }, + + _update_values_from_toolbox: function () { + var o = editor.fabric.getActiveObject(); + if (!o) { + o = editor.fabric.getActiveGroup(); + if (!o) { + return; + } + } + + var new_top = editor.pdf_viewport.height - editor._mm2px($("#toolbox-position-y").val()) - o.height * o.scaleY; + o.set('left', editor._mm2px($("#toolbox-position-x").val())); + o.set('top', new_top); + + if (o.type === "barcodearea") { + var new_h = editor._mm2px($("#toolbox-squaresize").val()); + new_top += o.height * o.scaleY - new_h; + o.setHeight(new_h); + o.setWidth(new_h); + o.setScaleX(1); + o.setScaleY(1); + o.set('top', new_top) + } else if (o.type === "textarea" || o.type === "text") { + o.setColor($("#toolbox-col").val()); + o.setFontSize(editor._pt2px($("#toolbox-fontsize").val())); + //o.setLineHeight($("#toolbox-lineheight").val()); + o.setFontFamily($("#toolbox-fontfamily").val()); + o.setFontWeight($("#toolbox").find("button[data-action=bold]").is('.active') ? 'bold' : 'normal'); + o.setFontStyle($("#toolbox").find("button[data-action=italic]").is('.active') ? 'italic' : 'normal'); + var align = $("#toolbox-align").find(".active").attr("data-action"); + if (align) { + o.setTextAlign(align); + } + o.setWidth(editor._mm2px($("#toolbox-textwidth").val())); + $("#toolbox-content-other").toggle($("#toolbox-content").val() === "other"); + o.content = $("#toolbox-content").val(); + if ($("#toolbox-content").val() === "other") { + o.setText($("#toolbox-content-other").val()); + } else { + o.setText(editor.text_samples[$("#toolbox-content").val()]); + } + } + + o.setCoords(); + editor.fabric.renderAll(); + }, + + _update_toolbox: function () { + if (editor.fabric.getActiveGroup()) { + $("#toolbox").attr("data-type", "group"); + $("#toolbox-heading").text(gettext("Group of objects")); + var g = editor.fabric.getActiveGroup(); + } else if (editor.fabric.getActiveObject()) { + var o = editor.fabric.getActiveObject(); + $("#toolbox").attr("data-type", o.type); + if (o.type === "textarea" || o.type === "text") { + $("#toolbox-heading").text(gettext("Text object")); + } else if (o.type === "barcodearea") { + $("#toolbox-heading").text(gettext("Barcode area")); + } else { + $("#toolbox-heading").text(gettext("Object")); + } + } else { + $("#toolbox").removeAttr("data-type"); + $("#toolbox-heading").text(gettext("Ticket design")); + $("#pdf-info-width").val(editor._px2mm(editor.pdf_viewport.width).toFixed(2)); + $("#pdf-info-height").val(editor._px2mm(editor.pdf_viewport.height).toFixed(2)); + } + editor._update_toolbox_values(); + }, + + _error: function (msg) { + editor.$cva.before("
" + msg + "
"); + }, + + _add_text: function () { + var text = new fabric.Textarea(editor.text_samples['item'], { + left: 100, + top: 100, + width: editor._mm2px(50), + lockRotation: true, + fontFamily: 'Open Sans', + lineHeight: 1, + content: 'item', + editable: false, + fontSize: editor._pt2px(13) + }); + text.setControlsVisibility({ + 'tr': false, + 'tl': false, + 'mt': false, + 'br': false, + 'bl': false, + 'mb': false, + 'mr': true, + 'ml': true, + 'mtr': false + }); + editor.fabric.add(text); + editor._create_savepoint(); + return text; + }, + + _add_qrcode: function () { + var rect = new fabric.Barcodearea({ + left: 100, + top: 100, + width: 100, + height: 100, + lockRotation: true, + lockUniScaling: true, + fill: '#666', + }); + rect.setControlsVisibility({'mtr': false}); + editor.fabric.add(rect); + editor._create_savepoint(); + return rect; + }, + + _cut: function () { + editor._history_modification_in_progress = true; + var thing = editor.fabric.getActiveObject() ? editor.fabric.getActiveObject() : editor.fabric.getActiveGroup(); + if (thing.type === "group") { + editor.clipboard = editor.dump(thing._objects); + thing.forEachObject(function (o) { + o.remove(); + }); + thing.remove(); + } else { + editor.clipboard = editor.dump([thing]); + thing.remove(); + } + editor.fabric.discardActiveGroup(); + editor.fabric.discardActiveObject(); + editor._history_modification_in_progress = false; + editor._create_savepoint(); + }, + + _copy: function () { + editor._history_modification_in_progress = true; + var thing = editor.fabric.getActiveObject() ? editor.fabric.getActiveObject() : editor.fabric.getActiveGroup(); + if (thing.type === "group") { + editor.clipboard = editor.dump(thing._objects); + } else { + editor.clipboard = editor.dump([thing]); + } + editor._history_modification_in_progress = false; + editor._create_savepoint(); + }, + + _paste: function () { + if (editor.clipboard.length < 1) { + return; + } + editor._history_modification_in_progress = true; + var objs = []; + for (var i in editor.clipboard) { + objs.push(editor._add_from_data(editor.clipboard[i])); + } + editor.fabric.discardActiveObject(); + editor.fabric.discardActiveGroup(); + if (editor.clipboard.length > 1) { + var group = new fabric.Group(objs, { + originX: 'left', + originY: 'top', + left: 100, + top: 100, + }); + group.setCoords(); + editor.fabric.setActiveGroup(group); + } else { + editor.fabric.setActiveObject(objs[0]); + } + editor._history_modification_in_progress = false; + editor._create_savepoint(); + }, + + _delete: function () { + var thing = editor.fabric.getActiveObject() ? editor.fabric.getActiveObject() : editor.fabric.getActiveGroup(); + if (thing.type === "group") { + thing.forEachObject(function (o) { + o.remove(); + }); + thing.remove(); + editor.fabric.discardActiveGroup(); + } else { + thing.remove(); + editor.fabric.discardActiveObject(); + } + editor._create_savepoint(); + }, + + _on_keydown: function (e) { + var step = e.shiftKey ? editor._mm2px(10) : editor._mm2px(1); + var thing = editor.fabric.getActiveObject() ? editor.fabric.getActiveObject() : editor.fabric.getActiveGroup(); + switch (e.keyCode) { + case 38: /* Up arrow */ + thing.set('top', thing.get('top') - step); + thing.setCoords(); + editor._create_savepoint(); + break; + case 40: /* Down arrow */ + thing.set('top', thing.get('top') + step); + thing.setCoords(); + editor._create_savepoint(); + break; + case 37: /* Left arrow */ + thing.set('left', thing.get('left') - step); + thing.setCoords(); + editor._create_savepoint(); + break; + case 39: /* Right arrow */ + thing.set('left', thing.get('left') + step); + thing.setCoords(); + editor._create_savepoint(); + break; + case 46: /* Delete */ + editor._delete(); + break; + case 89: /* Y */ + if (e.ctrlKey) { + editor._redo(); + } + break; + case 90: /* Z */ + if (e.ctrlKey) { + editor._undo(); + } + break; + case 88: /* X */ + if (e.ctrlKey) { + editor._cut(); + } + break; + case 86: /* V */ + if (e.ctrlKey) { + editor._paste(); + } + break; + case 67: /* C */ + if (e.ctrlKey) { + editor._copy(); + } + break; + default: + return; + } + e.preventDefault(); + editor.fabric.renderAll(); + editor._update_toolbox_values(); + }, + + _create_savepoint: function () { + if (editor._history_modification_in_progress) { + return; + } + var state = editor.dump(); + if (editor._history_pos > 0) { + editor.history.splice(-1 * editor._history_pos, editor._history_pos); + editor._history_pos = 0; + } + editor.history.push(state); + editor.dirty = true; + }, + + _undo: function undo() { + if (editor._history_pos < editor.history.length - 1) { + editor._history_modification_in_progress = true; + editor._history_pos += 1; + editor.fabric.clear().renderAll(); + editor.load(editor.history[editor.history.length - 1 - editor._history_pos]); + editor._history_modification_in_progress = false; + editor.dirty = true; + } + }, + + _redo: function redo() { + if (editor._history_pos > 0) { + editor._history_modification_in_progress = true; + editor._history_pos -= 1; + editor.load(editor.history[editor.history.length - 1 - editor._history_pos]); + editor._history_modification_in_progress = false; + editor.dirty = true; + } + }, + + _save: function () { + $("#editor-save").prop('disabled', true).prepend(''); + var dump = editor.dump(); + $.post(window.location.href, { + 'data': JSON.stringify(dump), + 'csrfmiddlewaretoken': $("input[name=csrfmiddlewaretoken]").val(), + 'background': editor.uploaded_file_id, + }, function (data) { + if (data.status === 'ok') { + $("#editor-save span").remove(); + $("#editor-save").prop('disabled', false); + editor.dirty = false; + editor.uploaded_file_id = null; + } else { + alert(gettext('Saving failed.')); + } + }, 'json'); + }, + + _preview: function () { + $("#preview-form input[name=data]").val(JSON.stringify(editor.dump())); + $("#preview-form input[name=background]").val(editor.uploaded_file_id); + $("#preview-form").get(0).submit(); + }, + + _replace_pdf_file: function (url) { + editor.pdf_url = url; + d = editor.dump(); + editor.fabric.dispose(); + editor._load_pdf(d); + }, + + init: function () { + editor.$pdfcv = $("#pdf-canvas"); + editor.pdf_url = editor.$pdfcv.attr("data-pdf-url"); + editor.$fcv = $("#fabric-canvas"); + editor.$cva = $("#editor-canvas-area"); + editor._load_pdf(); + $("#editor-add-qrcode").click(editor._add_qrcode); + $("#editor-add-text").click(editor._add_text); + editor.$cva.get(0).tabIndex = 1000; + editor.$cva.on("keydown", editor._on_keydown); + $("#editor-save").on("click", editor._save); + $("#editor-preview").on("click", editor._preview); + window.onbeforeunload = function () { + if (editor.dirty) { + return gettext("Do you really want to leave the editor without saving your changes?"); + } + }; + + + $('#fileupload').fileupload({ + url: location.href, + dataType: 'json', + done: function (e, data) { + if (data.result.status === "ok") { + editor.uploaded_file_id = data.result.id; + editor._replace_pdf_file(data.result.url); + } else { + alert(data.result.error || gettext("Error while uploading your PDF file, please try again.")); + $("#loading-container, #loading-upload").hide(); + } + $("#fileupload").prop('disabled', false); + $(".fileinput-button").removeClass("disabled"); + }, + add: function (e, data) { + data.formData = { + 'csrfmiddlewaretoken': $("input[name=csrfmiddlewaretoken]").val() + }; + $("#loading-container, #loading-upload").show(); + $("#loading-upload .progress").show(); + $('#loading-upload .progress-bar').css('width', 0); + $("#fileupload").prop('disabled', true); + $(".fileinput-button").addClass("disabled"); + data.process().done(function () { + data.submit(); + }); + }, + progressall: function (e, data) { + var progress = parseInt(data.loaded / data.total * 100, 10); + $('#loading-upload .progress-bar').css('width', progress + '%'); + } + }).prop('disabled', !$.support.fileInput).parent().addClass($.support.fileInput ? undefined : 'disabled'); + + $("#toolbox input[type=number], #toolbox textarea, #toolbox input[type=text]").bind('change keydown keyup' + + ' input', editor._update_values_from_toolbox); + $("#toolbox input[type=number], #toolbox textarea, #toolbox input[type=text], #toolbox input[type=radio]").bind('change', editor._create_savepoint); + $("#toolbox label.btn").bind('click change', editor._update_values_from_toolbox); + $("#toolbox select").bind('change', editor._update_values_from_toolbox); + $("#toolbox select").bind('change', editor._create_savepoint); + $("#toolbox button.toggling").bind('click change', function () { + if ($(this).is(".option")) { + $(this).addClass("active"); + $(this).parent().siblings().find("button").removeClass("active"); + } else { + $(this).toggleClass("active"); + } + editor._update_values_from_toolbox(); + editor._create_savepoint(); + }); + $("#toolbox .colorpickerfield").bind('changeColor', editor._update_values_from_toolbox); + $("#toolbox-copy").bind('click', editor._copy); + $("#toolbox-cut").bind('click', editor._cut); + $("#toolbox-delete").bind('click', editor._delete); + $("#toolbox-paste").bind('click', editor._paste); + $("#toolbox-undo").bind('click', editor._undo); + $("#toolbox-redo").bind('click', editor._redo); + } +}; + +$(function () { + editor.init(); +}); +$(window).bind('load', editor._window_load_event); diff --git a/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/fabric.js b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/fabric.js new file mode 100644 index 0000000000..b6d2cee483 --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/fabric.js @@ -0,0 +1,26834 @@ +/* build: `node build.js modules=ALL exclude=json,gestures minifier=uglifyjs` */ + /*! Fabric.js Copyright 2008-2015, Printio (Juriy Zaytsev, Maxim Chernyak) */ + +var fabric = fabric || { version: "1.7.11" }; +if (typeof exports !== 'undefined') { + exports.fabric = fabric; +} + +if (typeof document !== 'undefined' && typeof window !== 'undefined') { + fabric.document = document; + fabric.window = window; + // ensure globality even if entire library were function wrapped (as in Meteor.js packaging system) + window.fabric = fabric; +} +else { + // assume we're running under node.js when document/window are not present + fabric.document = require("jsdom") + .jsdom( + decodeURIComponent("%3C!DOCTYPE%20html%3E%3Chtml%3E%3Chead%3E%3C%2Fhead%3E%3Cbody%3E%3C%2Fbody%3E%3C%2Fhtml%3E") + ); + + if (fabric.document.createWindow) { + fabric.window = fabric.document.createWindow(); + } else { + fabric.window = fabric.document.parentWindow; + } +} + +/** + * True when in environment that supports touch events + * @type boolean + */ +fabric.isTouchSupported = "ontouchstart" in fabric.document.documentElement; + +/** + * True when in environment that's probably Node.js + * @type boolean + */ +fabric.isLikelyNode = typeof Buffer !== 'undefined' && + typeof window === 'undefined'; + +/* _FROM_SVG_START_ */ +/** + * Attributes parsed from all SVG elements + * @type array + */ +fabric.SHARED_ATTRIBUTES = [ + "display", + "transform", + "fill", "fill-opacity", "fill-rule", + "opacity", + "stroke", "stroke-dasharray", "stroke-linecap", + "stroke-linejoin", "stroke-miterlimit", + "stroke-opacity", "stroke-width", + "id" +]; +/* _FROM_SVG_END_ */ + +/** + * Pixel per Inch as a default value set to 96. Can be changed for more realistic conversion. + */ +fabric.DPI = 96; +fabric.reNum = '(?:[-+]?(?:\\d+|\\d*\\.\\d+)(?:e[-+]?\\d+)?)'; +fabric.fontPaths = { }; +fabric.iMatrix = [1, 0, 0, 1, 0, 0]; + +/** + * Cache Object for widths of chars in text rendering. + */ +fabric.charWidthsCache = { }; + +/** + * Device Pixel Ratio + * @see https://developer.apple.com/library/safari/documentation/AudioVideo/Conceptual/HTML-canvas-guide/SettingUptheCanvas/SettingUptheCanvas.html + */ +fabric.devicePixelRatio = fabric.window.devicePixelRatio || + fabric.window.webkitDevicePixelRatio || + fabric.window.mozDevicePixelRatio || + 1; + + +(function() { + + /** + * @private + * @param {String} eventName + * @param {Function} handler + */ + function _removeEventListener(eventName, handler) { + if (!this.__eventListeners[eventName]) { + return; + } + var eventListener = this.__eventListeners[eventName]; + if (handler) { + eventListener[eventListener.indexOf(handler)] = false; + } + else { + fabric.util.array.fill(eventListener, false); + } + } + + /** + * Observes specified event + * @deprecated `observe` deprecated since 0.8.34 (use `on` instead) + * @memberOf fabric.Observable + * @alias on + * @param {String|Object} eventName Event name (eg. 'after:render') or object with key/value pairs (eg. {'after:render': handler, 'selection:cleared': handler}) + * @param {Function} handler Function that receives a notification when an event of the specified type occurs + * @return {Self} thisArg + * @chainable + */ + function observe(eventName, handler) { + if (!this.__eventListeners) { + this.__eventListeners = { }; + } + // one object with key/value pairs was passed + if (arguments.length === 1) { + for (var prop in eventName) { + this.on(prop, eventName[prop]); + } + } + else { + if (!this.__eventListeners[eventName]) { + this.__eventListeners[eventName] = []; + } + this.__eventListeners[eventName].push(handler); + } + return this; + } + + /** + * Stops event observing for a particular event handler. Calling this method + * without arguments removes all handlers for all events + * @deprecated `stopObserving` deprecated since 0.8.34 (use `off` instead) + * @memberOf fabric.Observable + * @alias off + * @param {String|Object} eventName Event name (eg. 'after:render') or object with key/value pairs (eg. {'after:render': handler, 'selection:cleared': handler}) + * @param {Function} handler Function to be deleted from EventListeners + * @return {Self} thisArg + * @chainable + */ + function stopObserving(eventName, handler) { + if (!this.__eventListeners) { + return; + } + + // remove all key/value pairs (event name -> event handler) + if (arguments.length === 0) { + for (eventName in this.__eventListeners) { + _removeEventListener.call(this, eventName); + } + } + // one object with key/value pairs was passed + else if (arguments.length === 1 && typeof arguments[0] === 'object') { + for (var prop in eventName) { + _removeEventListener.call(this, prop, eventName[prop]); + } + } + else { + _removeEventListener.call(this, eventName, handler); + } + return this; + } + + /** + * Fires event with an optional options object + * @deprecated `fire` deprecated since 1.0.7 (use `trigger` instead) + * @memberOf fabric.Observable + * @alias trigger + * @param {String} eventName Event name to fire + * @param {Object} [options] Options object + * @return {Self} thisArg + * @chainable + */ + function fire(eventName, options) { + if (!this.__eventListeners) { + return; + } + + var listenersForEvent = this.__eventListeners[eventName]; + if (!listenersForEvent) { + return; + } + + for (var i = 0, len = listenersForEvent.length; i < len; i++) { + listenersForEvent[i] && listenersForEvent[i].call(this, options || { }); + } + this.__eventListeners[eventName] = listenersForEvent.filter(function(value) { + return value !== false; + }); + return this; + } + + /** + * @namespace fabric.Observable + * @tutorial {@link http://fabricjs.com/fabric-intro-part-2#events} + * @see {@link http://fabricjs.com/events|Events demo} + */ + fabric.Observable = { + observe: observe, + stopObserving: stopObserving, + fire: fire, + + on: observe, + off: stopObserving, + trigger: fire + }; +})(); + + +/** + * @namespace fabric.Collection + */ +fabric.Collection = { + + _objects: [], + + /** + * Adds objects to collection, Canvas or Group, then renders canvas + * (if `renderOnAddRemove` is not `false`). + * in case of Group no changes to bounding box are made. + * Objects should be instances of (or inherit from) fabric.Object + * @param {...fabric.Object} object Zero or more fabric instances + * @return {Self} thisArg + * @chainable + */ + add: function () { + this._objects.push.apply(this._objects, arguments); + if (this._onObjectAdded) { + for (var i = 0, length = arguments.length; i < length; i++) { + this._onObjectAdded(arguments[i]); + } + } + this.renderOnAddRemove && this.renderAll(); + return this; + }, + + /** + * Inserts an object into collection at specified index, then renders canvas (if `renderOnAddRemove` is not `false`) + * An object should be an instance of (or inherit from) fabric.Object + * @param {Object} object Object to insert + * @param {Number} index Index to insert object at + * @param {Boolean} nonSplicing When `true`, no splicing (shifting) of objects occurs + * @return {Self} thisArg + * @chainable + */ + insertAt: function (object, index, nonSplicing) { + var objects = this.getObjects(); + if (nonSplicing) { + objects[index] = object; + } + else { + objects.splice(index, 0, object); + } + this._onObjectAdded && this._onObjectAdded(object); + this.renderOnAddRemove && this.renderAll(); + return this; + }, + + /** + * Removes objects from a collection, then renders canvas (if `renderOnAddRemove` is not `false`) + * @param {...fabric.Object} object Zero or more fabric instances + * @return {Self} thisArg + * @chainable + */ + remove: function() { + var objects = this.getObjects(), + index, somethingRemoved = false; + + for (var i = 0, length = arguments.length; i < length; i++) { + index = objects.indexOf(arguments[i]); + + // only call onObjectRemoved if an object was actually removed + if (index !== -1) { + somethingRemoved = true; + objects.splice(index, 1); + this._onObjectRemoved && this._onObjectRemoved(arguments[i]); + } + } + + this.renderOnAddRemove && somethingRemoved && this.renderAll(); + return this; + }, + + /** + * Executes given function for each object in this group + * @param {Function} callback + * Callback invoked with current object as first argument, + * index - as second and an array of all objects - as third. + * Callback is invoked in a context of Global Object (e.g. `window`) + * when no `context` argument is given + * + * @param {Object} context Context (aka thisObject) + * @return {Self} thisArg + * @chainable + */ + forEachObject: function(callback, context) { + var objects = this.getObjects(); + for (var i = 0, len = objects.length; i < len; i++) { + callback.call(context, objects[i], i, objects); + } + return this; + }, + + /** + * Returns an array of children objects of this instance + * Type parameter introduced in 1.3.10 + * @param {String} [type] When specified, only objects of this type are returned + * @return {Array} + */ + getObjects: function(type) { + if (typeof type === 'undefined') { + return this._objects; + } + return this._objects.filter(function(o) { + return o.type === type; + }); + }, + + /** + * Returns object at specified index + * @param {Number} index + * @return {Self} thisArg + */ + item: function (index) { + return this.getObjects()[index]; + }, + + /** + * Returns true if collection contains no objects + * @return {Boolean} true if collection is empty + */ + isEmpty: function () { + return this.getObjects().length === 0; + }, + + /** + * Returns a size of a collection (i.e: length of an array containing its objects) + * @return {Number} Collection size + */ + size: function() { + return this.getObjects().length; + }, + + /** + * Returns true if collection contains an object + * @param {Object} object Object to check against + * @return {Boolean} `true` if collection contains an object + */ + contains: function(object) { + return this.getObjects().indexOf(object) > -1; + }, + + /** + * Returns number representation of a collection complexity + * @return {Number} complexity + */ + complexity: function () { + return this.getObjects().reduce(function (memo, current) { + memo += current.complexity ? current.complexity() : 0; + return memo; + }, 0); + } +}; + + +/** + * @namespace fabric.CommonMethods + */ +fabric.CommonMethods = { + + /** + * Sets object's properties from options + * @param {Object} [options] Options object + */ + _setOptions: function(options) { + for (var prop in options) { + this.set(prop, options[prop]); + } + }, + + /** + * @private + * @param {Object} [filler] Options object + * @param {String} [property] property to set the Gradient to + */ + _initGradient: function(filler, property) { + if (filler && filler.colorStops && !(filler instanceof fabric.Gradient)) { + this.set(property, new fabric.Gradient(filler)); + } + }, + + /** + * @private + * @param {Object} [filler] Options object + * @param {String} [property] property to set the Pattern to + * @param {Function} [callback] callback to invoke after pattern load + */ + _initPattern: function(filler, property, callback) { + if (filler && filler.source && !(filler instanceof fabric.Pattern)) { + this.set(property, new fabric.Pattern(filler, callback)); + } + else { + callback && callback(); + } + }, + + /** + * @private + * @param {Object} [options] Options object + */ + _initClipping: function(options) { + if (!options.clipTo || typeof options.clipTo !== 'string') { + return; + } + + var functionBody = fabric.util.getFunctionBody(options.clipTo); + if (typeof functionBody !== 'undefined') { + this.clipTo = new Function('ctx', functionBody); + } + }, + + /** + * @private + */ + _setObject: function(obj) { + for (var prop in obj) { + this._set(prop, obj[prop]); + } + }, + + /** + * Sets property to a given value. When changing position/dimension -related properties (left, top, scale, angle, etc.) `set` does not update position of object's borders/controls. If you need to update those, call `setCoords()`. + * @param {String|Object} key Property name or object (if object, iterate over the object properties) + * @param {Object|Function} value Property value (if function, the value is passed into it and its return value is used as a new one) + * @return {fabric.Object} thisArg + * @chainable + */ + set: function(key, value) { + if (typeof key === 'object') { + this._setObject(key); + } + else { + if (typeof value === 'function' && key !== 'clipTo') { + this._set(key, value(this.get(key))); + } + else { + this._set(key, value); + } + } + return this; + }, + + _set: function(key, value) { + this[key] = value; + }, + + /** + * Toggles specified property from `true` to `false` or from `false` to `true` + * @param {String} property Property to toggle + * @return {fabric.Object} thisArg + * @chainable + */ + toggle: function(property) { + var value = this.get(property); + if (typeof value === 'boolean') { + this.set(property, !value); + } + return this; + }, + + /** + * Basic getter + * @param {String} property Property name + * @return {*} value of a property + */ + get: function(property) { + return this[property]; + } +}; + + +(function(global) { + + var sqrt = Math.sqrt, + atan2 = Math.atan2, + pow = Math.pow, + abs = Math.abs, + PiBy180 = Math.PI / 180; + + /** + * @namespace fabric.util + */ + fabric.util = { + + /** + * Removes value from an array. + * Presence of value (and its position in an array) is determined via `Array.prototype.indexOf` + * @static + * @memberOf fabric.util + * @param {Array} array + * @param {*} value + * @return {Array} original array + */ + removeFromArray: function(array, value) { + var idx = array.indexOf(value); + if (idx !== -1) { + array.splice(idx, 1); + } + return array; + }, + + /** + * Returns random number between 2 specified ones. + * @static + * @memberOf fabric.util + * @param {Number} min lower limit + * @param {Number} max upper limit + * @return {Number} random value (between min and max) + */ + getRandomInt: function(min, max) { + return Math.floor(Math.random() * (max - min + 1)) + min; + }, + + /** + * Transforms degrees to radians. + * @static + * @memberOf fabric.util + * @param {Number} degrees value in degrees + * @return {Number} value in radians + */ + degreesToRadians: function(degrees) { + return degrees * PiBy180; + }, + + /** + * Transforms radians to degrees. + * @static + * @memberOf fabric.util + * @param {Number} radians value in radians + * @return {Number} value in degrees + */ + radiansToDegrees: function(radians) { + return radians / PiBy180; + }, + + /** + * Rotates `point` around `origin` with `radians` + * @static + * @memberOf fabric.util + * @param {fabric.Point} point The point to rotate + * @param {fabric.Point} origin The origin of the rotation + * @param {Number} radians The radians of the angle for the rotation + * @return {fabric.Point} The new rotated point + */ + rotatePoint: function(point, origin, radians) { + point.subtractEquals(origin); + var v = fabric.util.rotateVector(point, radians); + return new fabric.Point(v.x, v.y).addEquals(origin); + }, + + /** + * Rotates `vector` with `radians` + * @static + * @memberOf fabric.util + * @param {Object} vector The vector to rotate (x and y) + * @param {Number} radians The radians of the angle for the rotation + * @return {Object} The new rotated point + */ + rotateVector: function(vector, radians) { + var sin = Math.sin(radians), + cos = Math.cos(radians), + rx = vector.x * cos - vector.y * sin, + ry = vector.x * sin + vector.y * cos; + return { + x: rx, + y: ry + }; + }, + + /** + * Apply transform t to point p + * @static + * @memberOf fabric.util + * @param {fabric.Point} p The point to transform + * @param {Array} t The transform + * @param {Boolean} [ignoreOffset] Indicates that the offset should not be applied + * @return {fabric.Point} The transformed point + */ + transformPoint: function(p, t, ignoreOffset) { + if (ignoreOffset) { + return new fabric.Point( + t[0] * p.x + t[2] * p.y, + t[1] * p.x + t[3] * p.y + ); + } + return new fabric.Point( + t[0] * p.x + t[2] * p.y + t[4], + t[1] * p.x + t[3] * p.y + t[5] + ); + }, + + /** + * Returns coordinates of points's bounding rectangle (left, top, width, height) + * @param {Array} points 4 points array + * @return {Object} Object with left, top, width, height properties + */ + makeBoundingBoxFromPoints: function(points) { + var xPoints = [points[0].x, points[1].x, points[2].x, points[3].x], + minX = fabric.util.array.min(xPoints), + maxX = fabric.util.array.max(xPoints), + width = Math.abs(minX - maxX), + yPoints = [points[0].y, points[1].y, points[2].y, points[3].y], + minY = fabric.util.array.min(yPoints), + maxY = fabric.util.array.max(yPoints), + height = Math.abs(minY - maxY); + + return { + left: minX, + top: minY, + width: width, + height: height + }; + }, + + /** + * Invert transformation t + * @static + * @memberOf fabric.util + * @param {Array} t The transform + * @return {Array} The inverted transform + */ + invertTransform: function(t) { + var a = 1 / (t[0] * t[3] - t[1] * t[2]), + r = [a * t[3], -a * t[1], -a * t[2], a * t[0]], + o = fabric.util.transformPoint({ x: t[4], y: t[5] }, r, true); + r[4] = -o.x; + r[5] = -o.y; + return r; + }, + + /** + * A wrapper around Number#toFixed, which contrary to native method returns number, not string. + * @static + * @memberOf fabric.util + * @param {Number|String} number number to operate on + * @param {Number} fractionDigits number of fraction digits to "leave" + * @return {Number} + */ + toFixed: function(number, fractionDigits) { + return parseFloat(Number(number).toFixed(fractionDigits)); + }, + + /** + * Converts from attribute value to pixel value if applicable. + * Returns converted pixels or original value not converted. + * @param {Number|String} value number to operate on + * @param {Number} fontSize + * @return {Number|String} + */ + parseUnit: function(value, fontSize) { + var unit = /\D{0,2}$/.exec(value), + number = parseFloat(value); + if (!fontSize) { + fontSize = fabric.Text.DEFAULT_SVG_FONT_SIZE; + } + switch (unit[0]) { + case 'mm': + return number * fabric.DPI / 25.4; + + case 'cm': + return number * fabric.DPI / 2.54; + + case 'in': + return number * fabric.DPI; + + case 'pt': + return number * fabric.DPI / 72; // or * 4 / 3 + + case 'pc': + return number * fabric.DPI / 72 * 12; // or * 16 + + case 'em': + return number * fontSize; + + default: + return number; + } + }, + + /** + * Function which always returns `false`. + * @static + * @memberOf fabric.util + * @return {Boolean} + */ + falseFunction: function() { + return false; + }, + + /** + * Returns klass "Class" object of given namespace + * @memberOf fabric.util + * @param {String} type Type of object (eg. 'circle') + * @param {String} namespace Namespace to get klass "Class" object from + * @return {Object} klass "Class" + */ + getKlass: function(type, namespace) { + // capitalize first letter only + type = fabric.util.string.camelize(type.charAt(0).toUpperCase() + type.slice(1)); + return fabric.util.resolveNamespace(namespace)[type]; + }, + + /** + * Returns object of given namespace + * @memberOf fabric.util + * @param {String} namespace Namespace string e.g. 'fabric.Image.filter' or 'fabric' + * @return {Object} Object for given namespace (default fabric) + */ + resolveNamespace: function(namespace) { + if (!namespace) { + return fabric; + } + + var parts = namespace.split('.'), + len = parts.length, i, + obj = global || fabric.window; + + for (i = 0; i < len; ++i) { + obj = obj[parts[i]]; + } + + return obj; + }, + + /** + * Loads image element from given url and passes it to a callback + * @memberOf fabric.util + * @param {String} url URL representing an image + * @param {Function} callback Callback; invoked with loaded image + * @param {*} [context] Context to invoke callback in + * @param {Object} [crossOrigin] crossOrigin value to set image element to + */ + loadImage: function(url, callback, context, crossOrigin) { + if (!url) { + callback && callback.call(context, url); + return; + } + + var img = fabric.util.createImage(); + + /** @ignore */ + img.onload = function () { + callback && callback.call(context, img); + img = img.onload = img.onerror = null; + }; + + /** @ignore */ + img.onerror = function() { + fabric.log('Error loading ' + img.src); + callback && callback.call(context, null, true); + img = img.onload = img.onerror = null; + }; + + // data-urls appear to be buggy with crossOrigin + // https://github.com/kangax/fabric.js/commit/d0abb90f1cd5c5ef9d2a94d3fb21a22330da3e0a#commitcomment-4513767 + // see https://code.google.com/p/chromium/issues/detail?id=315152 + // https://bugzilla.mozilla.org/show_bug.cgi?id=935069 + if (url.indexOf('data') !== 0 && crossOrigin) { + img.crossOrigin = crossOrigin; + } + + img.src = url; + }, + + /** + * Creates corresponding fabric instances from their object representations + * @static + * @memberOf fabric.util + * @param {Array} objects Objects to enliven + * @param {Function} callback Callback to invoke when all objects are created + * @param {String} namespace Namespace to get klass "Class" object from + * @param {Function} reviver Method for further parsing of object elements, + * called after each fabric object created. + */ + enlivenObjects: function(objects, callback, namespace, reviver) { + objects = objects || []; + + function onLoaded() { + if (++numLoadedObjects === numTotalObjects) { + callback && callback(enlivenedObjects); + } + } + + var enlivenedObjects = [], + numLoadedObjects = 0, + numTotalObjects = objects.length, + forceAsync = true; + + if (!numTotalObjects) { + callback && callback(enlivenedObjects); + return; + } + + objects.forEach(function (o, index) { + // if sparse array + if (!o || !o.type) { + onLoaded(); + return; + } + var klass = fabric.util.getKlass(o.type, namespace); + klass.fromObject(o, function (obj, error) { + error || (enlivenedObjects[index] = obj); + reviver && reviver(o, obj, error); + onLoaded(); + }, forceAsync); + }); + }, + + /** + * Create and wait for loading of patterns + * @static + * @memberOf fabric.util + * @param {Array} objects Objects to enliven + * @param {Function} callback Callback to invoke when all objects are created + * @param {String} namespace Namespace to get klass "Class" object from + * @param {Function} reviver Method for further parsing of object elements, + * called after each fabric object created. + */ + enlivenPatterns: function(patterns, callback) { + patterns = patterns || []; + + function onLoaded() { + if (++numLoadedPatterns === numPatterns) { + callback && callback(enlivenedPatterns); + } + } + + var enlivenedPatterns = [], + numLoadedPatterns = 0, + numPatterns = patterns.length; + + if (!numPatterns) { + callback && callback(enlivenedPatterns); + return; + } + + patterns.forEach(function (p, index) { + if (p && p.source) { + new fabric.Pattern(p, function(pattern) { + enlivenedPatterns[index] = pattern; + onLoaded(); + }); + } + else { + enlivenedPatterns[index] = p; + onLoaded(); + } + }); + }, + + /** + * Groups SVG elements (usually those retrieved from SVG document) + * @static + * @memberOf fabric.util + * @param {Array} elements SVG elements to group + * @param {Object} [options] Options object + * @param {String} path Value to set sourcePath to + * @return {fabric.Object|fabric.PathGroup} + */ + groupSVGElements: function(elements, options, path) { + var object; + + object = new fabric.PathGroup(elements, options); + + if (typeof path !== 'undefined') { + object.sourcePath = path; + } + return object; + }, + + /** + * Populates an object with properties of another object + * @static + * @memberOf fabric.util + * @param {Object} source Source object + * @param {Object} destination Destination object + * @return {Array} properties Propertie names to include + */ + populateWithProperties: function(source, destination, properties) { + if (properties && Object.prototype.toString.call(properties) === '[object Array]') { + for (var i = 0, len = properties.length; i < len; i++) { + if (properties[i] in source) { + destination[properties[i]] = source[properties[i]]; + } + } + } + }, + + /** + * Draws a dashed line between two points + * + * This method is used to draw dashed line around selection area. + * See dotted stroke in canvas + * + * @param {CanvasRenderingContext2D} ctx context + * @param {Number} x start x coordinate + * @param {Number} y start y coordinate + * @param {Number} x2 end x coordinate + * @param {Number} y2 end y coordinate + * @param {Array} da dash array pattern + */ + drawDashedLine: function(ctx, x, y, x2, y2, da) { + var dx = x2 - x, + dy = y2 - y, + len = sqrt(dx * dx + dy * dy), + rot = atan2(dy, dx), + dc = da.length, + di = 0, + draw = true; + + ctx.save(); + ctx.translate(x, y); + ctx.moveTo(0, 0); + ctx.rotate(rot); + + x = 0; + while (len > x) { + x += da[di++ % dc]; + if (x > len) { + x = len; + } + ctx[draw ? 'lineTo' : 'moveTo'](x, 0); + draw = !draw; + } + + ctx.restore(); + }, + + /** + * Creates canvas element and initializes it via excanvas if necessary + * @static + * @memberOf fabric.util + * @param {CanvasElement} [canvasEl] optional canvas element to initialize; + * when not given, element is created implicitly + * @return {CanvasElement} initialized canvas element + */ + createCanvasElement: function(canvasEl) { + canvasEl || (canvasEl = fabric.document.createElement('canvas')); + /* eslint-disable camelcase */ + if (!canvasEl.getContext && typeof G_vmlCanvasManager !== 'undefined') { + G_vmlCanvasManager.initElement(canvasEl); + } + /* eslint-enable camelcase */ + return canvasEl; + }, + + /** + * Creates image element (works on client and node) + * @static + * @memberOf fabric.util + * @return {HTMLImageElement} HTML image element + */ + createImage: function() { + return fabric.isLikelyNode + ? new (require('canvas').Image)() + : fabric.document.createElement('img'); + }, + + /** + * Creates accessors (getXXX, setXXX) for a "class", based on "stateProperties" array + * @static + * @memberOf fabric.util + * @param {Object} klass "Class" to create accessors for + */ + createAccessors: function(klass) { + var proto = klass.prototype, i, propName, + capitalizedPropName, setterName, getterName; + + for (i = proto.stateProperties.length; i--; ) { + + propName = proto.stateProperties[i]; + capitalizedPropName = propName.charAt(0).toUpperCase() + propName.slice(1); + setterName = 'set' + capitalizedPropName; + getterName = 'get' + capitalizedPropName; + + // using `new Function` for better introspection + if (!proto[getterName]) { + proto[getterName] = (function(property) { + return new Function('return this.get("' + property + '")'); + })(propName); + } + if (!proto[setterName]) { + proto[setterName] = (function(property) { + return new Function('value', 'return this.set("' + property + '", value)'); + })(propName); + } + } + }, + + /** + * @static + * @memberOf fabric.util + * @param {fabric.Object} receiver Object implementing `clipTo` method + * @param {CanvasRenderingContext2D} ctx Context to clip + */ + clipContext: function(receiver, ctx) { + ctx.save(); + ctx.beginPath(); + receiver.clipTo(ctx); + ctx.clip(); + }, + + /** + * Multiply matrix A by matrix B to nest transformations + * @static + * @memberOf fabric.util + * @param {Array} a First transformMatrix + * @param {Array} b Second transformMatrix + * @param {Boolean} is2x2 flag to multiply matrices as 2x2 matrices + * @return {Array} The product of the two transform matrices + */ + multiplyTransformMatrices: function(a, b, is2x2) { + // Matrix multiply a * b + return [ + a[0] * b[0] + a[2] * b[1], + a[1] * b[0] + a[3] * b[1], + a[0] * b[2] + a[2] * b[3], + a[1] * b[2] + a[3] * b[3], + is2x2 ? 0 : a[0] * b[4] + a[2] * b[5] + a[4], + is2x2 ? 0 : a[1] * b[4] + a[3] * b[5] + a[5] + ]; + }, + + /** + * Decomposes standard 2x2 matrix into transform componentes + * @static + * @memberOf fabric.util + * @param {Array} a transformMatrix + * @return {Object} Components of transform + */ + qrDecompose: function(a) { + var angle = atan2(a[1], a[0]), + denom = pow(a[0], 2) + pow(a[1], 2), + scaleX = sqrt(denom), + scaleY = (a[0] * a[3] - a[2] * a [1]) / scaleX, + skewX = atan2(a[0] * a[2] + a[1] * a [3], denom); + return { + angle: angle / PiBy180, + scaleX: scaleX, + scaleY: scaleY, + skewX: skewX / PiBy180, + skewY: 0, + translateX: a[4], + translateY: a[5] + }; + }, + + customTransformMatrix: function(scaleX, scaleY, skewX) { + var skewMatrixX = [1, 0, abs(Math.tan(skewX * PiBy180)), 1], + scaleMatrix = [abs(scaleX), 0, 0, abs(scaleY)]; + return fabric.util.multiplyTransformMatrices(scaleMatrix, skewMatrixX, true); + }, + + resetObjectTransform: function (target) { + target.scaleX = 1; + target.scaleY = 1; + target.skewX = 0; + target.skewY = 0; + target.flipX = false; + target.flipY = false; + target.setAngle(0); + }, + + /** + * Returns string representation of function body + * @param {Function} fn Function to get body of + * @return {String} Function body + */ + getFunctionBody: function(fn) { + return (String(fn).match(/function[^{]*\{([\s\S]*)\}/) || {})[1]; + }, + + /** + * Returns true if context has transparent pixel + * at specified location (taking tolerance into account) + * @param {CanvasRenderingContext2D} ctx context + * @param {Number} x x coordinate + * @param {Number} y y coordinate + * @param {Number} tolerance Tolerance + */ + isTransparent: function(ctx, x, y, tolerance) { + + // If tolerance is > 0 adjust start coords to take into account. + // If moves off Canvas fix to 0 + if (tolerance > 0) { + if (x > tolerance) { + x -= tolerance; + } + else { + x = 0; + } + if (y > tolerance) { + y -= tolerance; + } + else { + y = 0; + } + } + + var _isTransparent = true, i, temp, + imageData = ctx.getImageData(x, y, (tolerance * 2) || 1, (tolerance * 2) || 1), + l = imageData.data.length; + + // Split image data - for tolerance > 1, pixelDataSize = 4; + for (i = 3; i < l; i += 4) { + temp = imageData.data[i]; + _isTransparent = temp <= 0; + if (_isTransparent === false) { + break; // Stop if colour found + } + } + + imageData = null; + + return _isTransparent; + }, + + /** + * Parse preserveAspectRatio attribute from element + * @param {string} attribute to be parsed + * @return {Object} an object containing align and meetOrSlice attribute + */ + parsePreserveAspectRatioAttribute: function(attribute) { + var meetOrSlice = 'meet', alignX = 'Mid', alignY = 'Mid', + aspectRatioAttrs = attribute.split(' '), align; + + if (aspectRatioAttrs && aspectRatioAttrs.length) { + meetOrSlice = aspectRatioAttrs.pop(); + if (meetOrSlice !== 'meet' && meetOrSlice !== 'slice') { + align = meetOrSlice; + meetOrSlice = 'meet'; + } + else if (aspectRatioAttrs.length) { + align = aspectRatioAttrs.pop(); + } + } + //divide align in alignX and alignY + alignX = align !== 'none' ? align.slice(1, 4) : 'none'; + alignY = align !== 'none' ? align.slice(5, 8) : 'none'; + return { + meetOrSlice: meetOrSlice, + alignX: alignX, + alignY: alignY + }; + }, + + /** + * Clear char widths cache for a font family. + * @memberOf fabric.util + * @param {String} [fontFamily] font family to clear + */ + clearFabricFontCache: function(fontFamily) { + if (!fontFamily) { + fabric.charWidthsCache = { }; + } + else if (fabric.charWidthsCache[fontFamily]) { + delete fabric.charWidthsCache[fontFamily]; + } + } + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function() { + + var arcToSegmentsCache = { }, + segmentToBezierCache = { }, + boundsOfCurveCache = { }, + _join = Array.prototype.join; + + /* Adapted from http://dxr.mozilla.org/mozilla-central/source/content/svg/content/src/nsSVGPathDataParser.cpp + * by Andrea Bogazzi code is under MPL. if you don't have a copy of the license you can take it here + * http://mozilla.org/MPL/2.0/ + */ + function arcToSegments(toX, toY, rx, ry, large, sweep, rotateX) { + var argsString = _join.call(arguments); + if (arcToSegmentsCache[argsString]) { + return arcToSegmentsCache[argsString]; + } + + var PI = Math.PI, th = rotateX * PI / 180, + sinTh = Math.sin(th), + cosTh = Math.cos(th), + fromX = 0, fromY = 0; + + rx = Math.abs(rx); + ry = Math.abs(ry); + + var px = -cosTh * toX * 0.5 - sinTh * toY * 0.5, + py = -cosTh * toY * 0.5 + sinTh * toX * 0.5, + rx2 = rx * rx, ry2 = ry * ry, py2 = py * py, px2 = px * px, + pl = rx2 * ry2 - rx2 * py2 - ry2 * px2, + root = 0; + + if (pl < 0) { + var s = Math.sqrt(1 - pl / (rx2 * ry2)); + rx *= s; + ry *= s; + } + else { + root = (large === sweep ? -1.0 : 1.0) * + Math.sqrt( pl / (rx2 * py2 + ry2 * px2)); + } + + var cx = root * rx * py / ry, + cy = -root * ry * px / rx, + cx1 = cosTh * cx - sinTh * cy + toX * 0.5, + cy1 = sinTh * cx + cosTh * cy + toY * 0.5, + mTheta = calcVectorAngle(1, 0, (px - cx) / rx, (py - cy) / ry), + dtheta = calcVectorAngle((px - cx) / rx, (py - cy) / ry, (-px - cx) / rx, (-py - cy) / ry); + + if (sweep === 0 && dtheta > 0) { + dtheta -= 2 * PI; + } + else if (sweep === 1 && dtheta < 0) { + dtheta += 2 * PI; + } + + // Convert into cubic bezier segments <= 90deg + var segments = Math.ceil(Math.abs(dtheta / PI * 2)), + result = [], mDelta = dtheta / segments, + mT = 8 / 3 * Math.sin(mDelta / 4) * Math.sin(mDelta / 4) / Math.sin(mDelta / 2), + th3 = mTheta + mDelta; + + for (var i = 0; i < segments; i++) { + result[i] = segmentToBezier(mTheta, th3, cosTh, sinTh, rx, ry, cx1, cy1, mT, fromX, fromY); + fromX = result[i][4]; + fromY = result[i][5]; + mTheta = th3; + th3 += mDelta; + } + arcToSegmentsCache[argsString] = result; + return result; + } + + function segmentToBezier(th2, th3, cosTh, sinTh, rx, ry, cx1, cy1, mT, fromX, fromY) { + var argsString2 = _join.call(arguments); + if (segmentToBezierCache[argsString2]) { + return segmentToBezierCache[argsString2]; + } + + var costh2 = Math.cos(th2), + sinth2 = Math.sin(th2), + costh3 = Math.cos(th3), + sinth3 = Math.sin(th3), + toX = cosTh * rx * costh3 - sinTh * ry * sinth3 + cx1, + toY = sinTh * rx * costh3 + cosTh * ry * sinth3 + cy1, + cp1X = fromX + mT * ( -cosTh * rx * sinth2 - sinTh * ry * costh2), + cp1Y = fromY + mT * ( -sinTh * rx * sinth2 + cosTh * ry * costh2), + cp2X = toX + mT * ( cosTh * rx * sinth3 + sinTh * ry * costh3), + cp2Y = toY + mT * ( sinTh * rx * sinth3 - cosTh * ry * costh3); + + segmentToBezierCache[argsString2] = [ + cp1X, cp1Y, + cp2X, cp2Y, + toX, toY + ]; + return segmentToBezierCache[argsString2]; + } + + /* + * Private + */ + function calcVectorAngle(ux, uy, vx, vy) { + var ta = Math.atan2(uy, ux), + tb = Math.atan2(vy, vx); + if (tb >= ta) { + return tb - ta; + } + else { + return 2 * Math.PI - (ta - tb); + } + } + + /** + * Draws arc + * @param {CanvasRenderingContext2D} ctx + * @param {Number} fx + * @param {Number} fy + * @param {Array} coords + */ + fabric.util.drawArc = function(ctx, fx, fy, coords) { + var rx = coords[0], + ry = coords[1], + rot = coords[2], + large = coords[3], + sweep = coords[4], + tx = coords[5], + ty = coords[6], + segs = [[], [], [], []], + segsNorm = arcToSegments(tx - fx, ty - fy, rx, ry, large, sweep, rot); + + for (var i = 0, len = segsNorm.length; i < len; i++) { + segs[i][0] = segsNorm[i][0] + fx; + segs[i][1] = segsNorm[i][1] + fy; + segs[i][2] = segsNorm[i][2] + fx; + segs[i][3] = segsNorm[i][3] + fy; + segs[i][4] = segsNorm[i][4] + fx; + segs[i][5] = segsNorm[i][5] + fy; + ctx.bezierCurveTo.apply(ctx, segs[i]); + } + }; + + /** + * Calculate bounding box of a elliptic-arc + * @param {Number} fx start point of arc + * @param {Number} fy + * @param {Number} rx horizontal radius + * @param {Number} ry vertical radius + * @param {Number} rot angle of horizontal axe + * @param {Number} large 1 or 0, whatever the arc is the big or the small on the 2 points + * @param {Number} sweep 1 or 0, 1 clockwise or counterclockwise direction + * @param {Number} tx end point of arc + * @param {Number} ty + */ + fabric.util.getBoundsOfArc = function(fx, fy, rx, ry, rot, large, sweep, tx, ty) { + + var fromX = 0, fromY = 0, bound, bounds = [], + segs = arcToSegments(tx - fx, ty - fy, rx, ry, large, sweep, rot); + + for (var i = 0, len = segs.length; i < len; i++) { + bound = getBoundsOfCurve(fromX, fromY, segs[i][0], segs[i][1], segs[i][2], segs[i][3], segs[i][4], segs[i][5]); + bounds.push({ x: bound[0].x + fx, y: bound[0].y + fy }); + bounds.push({ x: bound[1].x + fx, y: bound[1].y + fy }); + fromX = segs[i][4]; + fromY = segs[i][5]; + } + return bounds; + }; + + /** + * Calculate bounding box of a beziercurve + * @param {Number} x0 starting point + * @param {Number} y0 + * @param {Number} x1 first control point + * @param {Number} y1 + * @param {Number} x2 secondo control point + * @param {Number} y2 + * @param {Number} x3 end of beizer + * @param {Number} y3 + */ + // taken from http://jsbin.com/ivomiq/56/edit no credits available for that. + function getBoundsOfCurve(x0, y0, x1, y1, x2, y2, x3, y3) { + var argsString = _join.call(arguments); + if (boundsOfCurveCache[argsString]) { + return boundsOfCurveCache[argsString]; + } + + var sqrt = Math.sqrt, + min = Math.min, max = Math.max, + abs = Math.abs, tvalues = [], + bounds = [[], []], + a, b, c, t, t1, t2, b2ac, sqrtb2ac; + + b = 6 * x0 - 12 * x1 + 6 * x2; + a = -3 * x0 + 9 * x1 - 9 * x2 + 3 * x3; + c = 3 * x1 - 3 * x0; + + for (var i = 0; i < 2; ++i) { + if (i > 0) { + b = 6 * y0 - 12 * y1 + 6 * y2; + a = -3 * y0 + 9 * y1 - 9 * y2 + 3 * y3; + c = 3 * y1 - 3 * y0; + } + + if (abs(a) < 1e-12) { + if (abs(b) < 1e-12) { + continue; + } + t = -c / b; + if (0 < t && t < 1) { + tvalues.push(t); + } + continue; + } + b2ac = b * b - 4 * c * a; + if (b2ac < 0) { + continue; + } + sqrtb2ac = sqrt(b2ac); + t1 = (-b + sqrtb2ac) / (2 * a); + if (0 < t1 && t1 < 1) { + tvalues.push(t1); + } + t2 = (-b - sqrtb2ac) / (2 * a); + if (0 < t2 && t2 < 1) { + tvalues.push(t2); + } + } + + var x, y, j = tvalues.length, jlen = j, mt; + while (j--) { + t = tvalues[j]; + mt = 1 - t; + x = (mt * mt * mt * x0) + (3 * mt * mt * t * x1) + (3 * mt * t * t * x2) + (t * t * t * x3); + bounds[0][j] = x; + + y = (mt * mt * mt * y0) + (3 * mt * mt * t * y1) + (3 * mt * t * t * y2) + (t * t * t * y3); + bounds[1][j] = y; + } + + bounds[0][jlen] = x0; + bounds[1][jlen] = y0; + bounds[0][jlen + 1] = x3; + bounds[1][jlen + 1] = y3; + var result = [ + { + x: min.apply(null, bounds[0]), + y: min.apply(null, bounds[1]) + }, + { + x: max.apply(null, bounds[0]), + y: max.apply(null, bounds[1]) + } + ]; + boundsOfCurveCache[argsString] = result; + return result; + } + + fabric.util.getBoundsOfCurve = getBoundsOfCurve; + +})(); + + +(function() { + + var slice = Array.prototype.slice; + + /* _ES5_COMPAT_START_ */ + + if (!Array.prototype.indexOf) { + /** + * Finds index of an element in an array + * @param {*} searchElement + * @return {Number} + */ + Array.prototype.indexOf = function (searchElement /*, fromIndex */ ) { + if (this === void 0 || this === null) { + throw new TypeError(); + } + var t = Object(this), len = t.length >>> 0; + if (len === 0) { + return -1; + } + var n = 0; + if (arguments.length > 0) { + n = Number(arguments[1]); + if (n !== n) { // shortcut for verifying if it's NaN + n = 0; + } + else if (n !== 0 && n !== Number.POSITIVE_INFINITY && n !== Number.NEGATIVE_INFINITY) { + n = (n > 0 || -1) * Math.floor(Math.abs(n)); + } + } + if (n >= len) { + return -1; + } + var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0); + for (; k < len; k++) { + if (k in t && t[k] === searchElement) { + return k; + } + } + return -1; + }; + } + + if (!Array.prototype.forEach) { + /** + * Iterates an array, invoking callback for each element + * @param {Function} fn Callback to invoke for each element + * @param {Object} [context] Context to invoke callback in + * @return {Array} + */ + Array.prototype.forEach = function(fn, context) { + for (var i = 0, len = this.length >>> 0; i < len; i++) { + if (i in this) { + fn.call(context, this[i], i, this); + } + } + }; + } + + if (!Array.prototype.map) { + /** + * Returns a result of iterating over an array, invoking callback for each element + * @param {Function} fn Callback to invoke for each element + * @param {Object} [context] Context to invoke callback in + * @return {Array} + */ + Array.prototype.map = function(fn, context) { + var result = []; + for (var i = 0, len = this.length >>> 0; i < len; i++) { + if (i in this) { + result[i] = fn.call(context, this[i], i, this); + } + } + return result; + }; + } + + if (!Array.prototype.every) { + /** + * Returns true if a callback returns truthy value for all elements in an array + * @param {Function} fn Callback to invoke for each element + * @param {Object} [context] Context to invoke callback in + * @return {Boolean} + */ + Array.prototype.every = function(fn, context) { + for (var i = 0, len = this.length >>> 0; i < len; i++) { + if (i in this && !fn.call(context, this[i], i, this)) { + return false; + } + } + return true; + }; + } + + if (!Array.prototype.some) { + /** + * Returns true if a callback returns truthy value for at least one element in an array + * @param {Function} fn Callback to invoke for each element + * @param {Object} [context] Context to invoke callback in + * @return {Boolean} + */ + Array.prototype.some = function(fn, context) { + for (var i = 0, len = this.length >>> 0; i < len; i++) { + if (i in this && fn.call(context, this[i], i, this)) { + return true; + } + } + return false; + }; + } + + if (!Array.prototype.filter) { + /** + * Returns the result of iterating over elements in an array + * @param {Function} fn Callback to invoke for each element + * @param {Object} [context] Context to invoke callback in + * @return {Array} + */ + Array.prototype.filter = function(fn, context) { + var result = [], val; + for (var i = 0, len = this.length >>> 0; i < len; i++) { + if (i in this) { + val = this[i]; // in case fn mutates this + if (fn.call(context, val, i, this)) { + result.push(val); + } + } + } + return result; + }; + } + + if (!Array.prototype.reduce) { + /** + * Returns "folded" (reduced) result of iterating over elements in an array + * @param {Function} fn Callback to invoke for each element + * @return {*} + */ + Array.prototype.reduce = function(fn /*, initial*/) { + var len = this.length >>> 0, + i = 0, + rv; + + if (arguments.length > 1) { + rv = arguments[1]; + } + else { + do { + if (i in this) { + rv = this[i++]; + break; + } + // if array contains no values, no initial value to return + if (++i >= len) { + throw new TypeError(); + } + } + while (true); + } + for (; i < len; i++) { + if (i in this) { + rv = fn.call(null, rv, this[i], i, this); + } + } + return rv; + }; + } + + /* _ES5_COMPAT_END_ */ + + /** + * Invokes method on all items in a given array + * @memberOf fabric.util.array + * @param {Array} array Array to iterate over + * @param {String} method Name of a method to invoke + * @return {Array} + */ + function invoke(array, method) { + var args = slice.call(arguments, 2), result = []; + for (var i = 0, len = array.length; i < len; i++) { + result[i] = args.length ? array[i][method].apply(array[i], args) : array[i][method].call(array[i]); + } + return result; + } + + /** + * Finds maximum value in array (not necessarily "first" one) + * @memberOf fabric.util.array + * @param {Array} array Array to iterate over + * @param {String} byProperty + * @return {*} + */ + function max(array, byProperty) { + return find(array, byProperty, function(value1, value2) { + return value1 >= value2; + }); + } + + /** + * Finds minimum value in array (not necessarily "first" one) + * @memberOf fabric.util.array + * @param {Array} array Array to iterate over + * @param {String} byProperty + * @return {*} + */ + function min(array, byProperty) { + return find(array, byProperty, function(value1, value2) { + return value1 < value2; + }); + } + + /** + * @private + */ + function fill(array, value) { + var k = array.length; + while (k--) { + array[k] = value; + } + return array; + } + + /** + * @private + */ + function find(array, byProperty, condition) { + if (!array || array.length === 0) { + return; + } + + var i = array.length - 1, + result = byProperty ? array[i][byProperty] : array[i]; + if (byProperty) { + while (i--) { + if (condition(array[i][byProperty], result)) { + result = array[i][byProperty]; + } + } + } + else { + while (i--) { + if (condition(array[i], result)) { + result = array[i]; + } + } + } + return result; + } + + /** + * @namespace fabric.util.array + */ + fabric.util.array = { + fill: fill, + invoke: invoke, + min: min, + max: max + }; + +})(); + + +(function() { + /** + * Copies all enumerable properties of one js object to another + * Does not clone or extend fabric.Object subclasses. + * @memberOf fabric.util.object + * @param {Object} destination Where to copy to + * @param {Object} source Where to copy from + * @return {Object} + */ + + function extend(destination, source, deep) { + // JScript DontEnum bug is not taken care of + // the deep clone is for internal use, is not meant to avoid + // javascript traps or cloning html element or self referenced objects. + if (deep) { + if (!fabric.isLikelyNode && source instanceof Element) { + // avoid cloning deep images, canvases, + destination = source; + } + else if (source instanceof Array) { + destination = []; + for (var i = 0, len = source.length; i < len; i++) { + destination[i] = extend({ }, source[i], deep); + } + } + else if (source && typeof source === 'object') { + for (var property in source) { + if (source.hasOwnProperty(property)) { + destination[property] = extend({ }, source[property], deep); + } + } + } + else { + // this sounds odd for an extend but is ok for recursive use + destination = source; + } + } + else { + for (var property in source) { + destination[property] = source[property]; + } + } + return destination; + } + + /** + * Creates an empty object and copies all enumerable properties of another object to it + * @memberOf fabric.util.object + * @param {Object} object Object to clone + * @return {Object} + */ + function clone(object, deep) { + return extend({ }, object, deep); + } + + /** @namespace fabric.util.object */ + fabric.util.object = { + extend: extend, + clone: clone + }; + +})(); + + +(function() { + + /* _ES5_COMPAT_START_ */ + if (!String.prototype.trim) { + /** + * Trims a string (removing whitespace from the beginning and the end) + * @function external:String#trim + * @see String#trim on MDN + */ + String.prototype.trim = function () { + // this trim is not fully ES3 or ES5 compliant, but it should cover most cases for now + return this.replace(/^[\s\xA0]+/, '').replace(/[\s\xA0]+$/, ''); + }; + } + /* _ES5_COMPAT_END_ */ + + /** + * Camelizes a string + * @memberOf fabric.util.string + * @param {String} string String to camelize + * @return {String} Camelized version of a string + */ + function camelize(string) { + return string.replace(/-+(.)?/g, function(match, character) { + return character ? character.toUpperCase() : ''; + }); + } + + /** + * Capitalizes a string + * @memberOf fabric.util.string + * @param {String} string String to capitalize + * @param {Boolean} [firstLetterOnly] If true only first letter is capitalized + * and other letters stay untouched, if false first letter is capitalized + * and other letters are converted to lowercase. + * @return {String} Capitalized version of a string + */ + function capitalize(string, firstLetterOnly) { + return string.charAt(0).toUpperCase() + + (firstLetterOnly ? string.slice(1) : string.slice(1).toLowerCase()); + } + + /** + * Escapes XML in a string + * @memberOf fabric.util.string + * @param {String} string String to escape + * @return {String} Escaped version of a string + */ + function escapeXml(string) { + return string.replace(/&/g, '&') + .replace(/"/g, '"') + .replace(/'/g, ''') + .replace(//g, '>'); + } + + /** + * String utilities + * @namespace fabric.util.string + */ + fabric.util.string = { + camelize: camelize, + capitalize: capitalize, + escapeXml: escapeXml + }; +})(); + + +/* _ES5_COMPAT_START_ */ +(function() { + + var slice = Array.prototype.slice, + apply = Function.prototype.apply, + Dummy = function() { }; + + if (!Function.prototype.bind) { + /** + * Cross-browser approximation of ES5 Function.prototype.bind (not fully spec conforming) + * @see Function#bind on MDN + * @param {Object} thisArg Object to bind function to + * @param {Any[]} Values to pass to a bound function + * @return {Function} + */ + Function.prototype.bind = function(thisArg) { + var _this = this, args = slice.call(arguments, 1), bound; + if (args.length) { + bound = function() { + return apply.call(_this, this instanceof Dummy ? this : thisArg, args.concat(slice.call(arguments))); + }; + } + else { + /** @ignore */ + bound = function() { + return apply.call(_this, this instanceof Dummy ? this : thisArg, arguments); + }; + } + Dummy.prototype = this.prototype; + bound.prototype = new Dummy(); + + return bound; + }; + } + +})(); +/* _ES5_COMPAT_END_ */ + + +(function() { + + var slice = Array.prototype.slice, emptyFunction = function() { }, + + IS_DONTENUM_BUGGY = (function() { + for (var p in { toString: 1 }) { + if (p === 'toString') { + return false; + } + } + return true; + })(), + + /** @ignore */ + addMethods = function(klass, source, parent) { + for (var property in source) { + + if (property in klass.prototype && + typeof klass.prototype[property] === 'function' && + (source[property] + '').indexOf('callSuper') > -1) { + + klass.prototype[property] = (function(property) { + return function() { + + var superclass = this.constructor.superclass; + this.constructor.superclass = parent; + var returnValue = source[property].apply(this, arguments); + this.constructor.superclass = superclass; + + if (property !== 'initialize') { + return returnValue; + } + }; + })(property); + } + else { + klass.prototype[property] = source[property]; + } + + if (IS_DONTENUM_BUGGY) { + if (source.toString !== Object.prototype.toString) { + klass.prototype.toString = source.toString; + } + if (source.valueOf !== Object.prototype.valueOf) { + klass.prototype.valueOf = source.valueOf; + } + } + } + }; + + function Subclass() { } + + function callSuper(methodName) { + var parentMethod = null, + _this = this; + + // climb prototype chain to find method not equal to callee's method + while (_this.constructor.superclass) { + var superClassMethod = _this.constructor.superclass.prototype[methodName]; + if (_this[methodName] !== superClassMethod) { + parentMethod = superClassMethod; + break; + } + // eslint-disable-next-line + _this = _this.constructor.superclass.prototype; + } + + if (!parentMethod) { + return console.log('tried to callSuper ' + methodName + ', method not found in prototype chain', this); + } + + return (arguments.length > 1) + ? parentMethod.apply(this, slice.call(arguments, 1)) + : parentMethod.call(this); + } + + /** + * Helper for creation of "classes". + * @memberOf fabric.util + * @param {Function} [parent] optional "Class" to inherit from + * @param {Object} [properties] Properties shared by all instances of this class + * (be careful modifying objects defined here as this would affect all instances) + */ + function createClass() { + var parent = null, + properties = slice.call(arguments, 0); + + if (typeof properties[0] === 'function') { + parent = properties.shift(); + } + function klass() { + this.initialize.apply(this, arguments); + } + + klass.superclass = parent; + klass.subclasses = []; + + if (parent) { + Subclass.prototype = parent.prototype; + klass.prototype = new Subclass(); + parent.subclasses.push(klass); + } + for (var i = 0, length = properties.length; i < length; i++) { + addMethods(klass, properties[i], parent); + } + if (!klass.prototype.initialize) { + klass.prototype.initialize = emptyFunction; + } + klass.prototype.constructor = klass; + klass.prototype.callSuper = callSuper; + return klass; + } + + fabric.util.createClass = createClass; +})(); + + +(function () { + + var unknown = 'unknown'; + + /* EVENT HANDLING */ + + function areHostMethods(object) { + var methodNames = Array.prototype.slice.call(arguments, 1), + t, i, len = methodNames.length; + for (i = 0; i < len; i++) { + t = typeof object[methodNames[i]]; + if (!(/^(?:function|object|unknown)$/).test(t)) { + return false; + } + } + return true; + } + + /** @ignore */ + var getElement, + setElement, + getUniqueId = (function () { + var uid = 0; + return function (element) { + return element.__uniqueID || (element.__uniqueID = 'uniqueID__' + uid++); + }; + })(); + + (function () { + var elements = { }; + /** @ignore */ + getElement = function (uid) { + return elements[uid]; + }; + /** @ignore */ + setElement = function (uid, element) { + elements[uid] = element; + }; + })(); + + function createListener(uid, handler) { + return { + handler: handler, + wrappedHandler: createWrappedHandler(uid, handler) + }; + } + + function createWrappedHandler(uid, handler) { + return function (e) { + handler.call(getElement(uid), e || fabric.window.event); + }; + } + + function createDispatcher(uid, eventName) { + return function (e) { + if (handlers[uid] && handlers[uid][eventName]) { + var handlersForEvent = handlers[uid][eventName]; + for (var i = 0, len = handlersForEvent.length; i < len; i++) { + handlersForEvent[i].call(this, e || fabric.window.event); + } + } + }; + } + + var shouldUseAddListenerRemoveListener = ( + areHostMethods(fabric.document.documentElement, 'addEventListener', 'removeEventListener') && + areHostMethods(fabric.window, 'addEventListener', 'removeEventListener')), + + shouldUseAttachEventDetachEvent = ( + areHostMethods(fabric.document.documentElement, 'attachEvent', 'detachEvent') && + areHostMethods(fabric.window, 'attachEvent', 'detachEvent')), + + // IE branch + listeners = { }, + + // DOM L0 branch + handlers = { }, + + addListener, removeListener; + + if (shouldUseAddListenerRemoveListener) { + /** @ignore */ + addListener = function (element, eventName, handler, options) { + // since ie10 or ie9 can use addEventListener but they do not support options, i need to check + element.addEventListener(eventName, handler, shouldUseAttachEventDetachEvent ? false : options); + }; + /** @ignore */ + removeListener = function (element, eventName, handler, options) { + element.removeEventListener(eventName, handler, shouldUseAttachEventDetachEvent ? false : options); + }; + } + + else if (shouldUseAttachEventDetachEvent) { + /** @ignore */ + addListener = function (element, eventName, handler) { + var uid = getUniqueId(element); + setElement(uid, element); + if (!listeners[uid]) { + listeners[uid] = { }; + } + if (!listeners[uid][eventName]) { + listeners[uid][eventName] = []; + + } + var listener = createListener(uid, handler); + listeners[uid][eventName].push(listener); + element.attachEvent('on' + eventName, listener.wrappedHandler); + }; + /** @ignore */ + removeListener = function (element, eventName, handler) { + var uid = getUniqueId(element), listener; + if (listeners[uid] && listeners[uid][eventName]) { + for (var i = 0, len = listeners[uid][eventName].length; i < len; i++) { + listener = listeners[uid][eventName][i]; + if (listener && listener.handler === handler) { + element.detachEvent('on' + eventName, listener.wrappedHandler); + listeners[uid][eventName][i] = null; + } + } + } + }; + } + else { + /** @ignore */ + addListener = function (element, eventName, handler) { + var uid = getUniqueId(element); + if (!handlers[uid]) { + handlers[uid] = { }; + } + if (!handlers[uid][eventName]) { + handlers[uid][eventName] = []; + var existingHandler = element['on' + eventName]; + if (existingHandler) { + handlers[uid][eventName].push(existingHandler); + } + element['on' + eventName] = createDispatcher(uid, eventName); + } + handlers[uid][eventName].push(handler); + }; + /** @ignore */ + removeListener = function (element, eventName, handler) { + var uid = getUniqueId(element); + if (handlers[uid] && handlers[uid][eventName]) { + var handlersForEvent = handlers[uid][eventName]; + for (var i = 0, len = handlersForEvent.length; i < len; i++) { + if (handlersForEvent[i] === handler) { + handlersForEvent.splice(i, 1); + } + } + } + }; + } + + /** + * Adds an event listener to an element + * @function + * @memberOf fabric.util + * @param {HTMLElement} element + * @param {String} eventName + * @param {Function} handler + */ + fabric.util.addListener = addListener; + + /** + * Removes an event listener from an element + * @function + * @memberOf fabric.util + * @param {HTMLElement} element + * @param {String} eventName + * @param {Function} handler + */ + fabric.util.removeListener = removeListener; + + /** + * Cross-browser wrapper for getting event's coordinates + * @memberOf fabric.util + * @param {Event} event Event object + */ + function getPointer(event) { + event || (event = fabric.window.event); + + var element = event.target || + (typeof event.srcElement !== unknown ? event.srcElement : null), + + scroll = fabric.util.getScrollLeftTop(element); + + return { + x: pointerX(event) + scroll.left, + y: pointerY(event) + scroll.top + }; + } + + var pointerX = function(event) { + // looks like in IE (<9) clientX at certain point (apparently when mouseup fires on VML element) + // is represented as COM object, with all the consequences, like "unknown" type and error on [[Get]] + // need to investigate later + return (typeof event.clientX !== unknown ? event.clientX : 0); + }, + + pointerY = function(event) { + return (typeof event.clientY !== unknown ? event.clientY : 0); + }; + + function _getPointer(event, pageProp, clientProp) { + var touchProp = event.type === 'touchend' ? 'changedTouches' : 'touches'; + + return (event[touchProp] && event[touchProp][0] + ? (event[touchProp][0][pageProp] - (event[touchProp][0][pageProp] - event[touchProp][0][clientProp])) + || event[clientProp] + : event[clientProp]); + } + + if (fabric.isTouchSupported) { + pointerX = function(event) { + return _getPointer(event, 'pageX', 'clientX'); + }; + pointerY = function(event) { + return _getPointer(event, 'pageY', 'clientY'); + }; + } + + fabric.util.getPointer = getPointer; + + fabric.util.object.extend(fabric.util, fabric.Observable); + +})(); + + +(function () { + + /** + * Cross-browser wrapper for setting element's style + * @memberOf fabric.util + * @param {HTMLElement} element + * @param {Object} styles + * @return {HTMLElement} Element that was passed as a first argument + */ + function setStyle(element, styles) { + var elementStyle = element.style; + if (!elementStyle) { + return element; + } + if (typeof styles === 'string') { + element.style.cssText += ';' + styles; + return styles.indexOf('opacity') > -1 + ? setOpacity(element, styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) + : element; + } + for (var property in styles) { + if (property === 'opacity') { + setOpacity(element, styles[property]); + } + else { + var normalizedProperty = (property === 'float' || property === 'cssFloat') + ? (typeof elementStyle.styleFloat === 'undefined' ? 'cssFloat' : 'styleFloat') + : property; + elementStyle[normalizedProperty] = styles[property]; + } + } + return element; + } + + var parseEl = fabric.document.createElement('div'), + supportsOpacity = typeof parseEl.style.opacity === 'string', + supportsFilters = typeof parseEl.style.filter === 'string', + reOpacity = /alpha\s*\(\s*opacity\s*=\s*([^\)]+)\)/, + + /** @ignore */ + setOpacity = function (element) { return element; }; + + if (supportsOpacity) { + /** @ignore */ + setOpacity = function(element, value) { + element.style.opacity = value; + return element; + }; + } + else if (supportsFilters) { + /** @ignore */ + setOpacity = function(element, value) { + var es = element.style; + if (element.currentStyle && !element.currentStyle.hasLayout) { + es.zoom = 1; + } + if (reOpacity.test(es.filter)) { + value = value >= 0.9999 ? '' : ('alpha(opacity=' + (value * 100) + ')'); + es.filter = es.filter.replace(reOpacity, value); + } + else { + es.filter += ' alpha(opacity=' + (value * 100) + ')'; + } + return element; + }; + } + + fabric.util.setStyle = setStyle; + +})(); + + +(function() { + + var _slice = Array.prototype.slice; + + /** + * Takes id and returns an element with that id (if one exists in a document) + * @memberOf fabric.util + * @param {String|HTMLElement} id + * @return {HTMLElement|null} + */ + function getById(id) { + return typeof id === 'string' ? fabric.document.getElementById(id) : id; + } + + var sliceCanConvertNodelists, + /** + * Converts an array-like object (e.g. arguments or NodeList) to an array + * @memberOf fabric.util + * @param {Object} arrayLike + * @return {Array} + */ + toArray = function(arrayLike) { + return _slice.call(arrayLike, 0); + }; + + try { + sliceCanConvertNodelists = toArray(fabric.document.childNodes) instanceof Array; + } + catch (err) { } + + if (!sliceCanConvertNodelists) { + toArray = function(arrayLike) { + var arr = new Array(arrayLike.length), i = arrayLike.length; + while (i--) { + arr[i] = arrayLike[i]; + } + return arr; + }; + } + + /** + * Creates specified element with specified attributes + * @memberOf fabric.util + * @param {String} tagName Type of an element to create + * @param {Object} [attributes] Attributes to set on an element + * @return {HTMLElement} Newly created element + */ + function makeElement(tagName, attributes) { + var el = fabric.document.createElement(tagName); + for (var prop in attributes) { + if (prop === 'class') { + el.className = attributes[prop]; + } + else if (prop === 'for') { + el.htmlFor = attributes[prop]; + } + else { + el.setAttribute(prop, attributes[prop]); + } + } + return el; + } + + /** + * Adds class to an element + * @memberOf fabric.util + * @param {HTMLElement} element Element to add class to + * @param {String} className Class to add to an element + */ + function addClass(element, className) { + if (element && (' ' + element.className + ' ').indexOf(' ' + className + ' ') === -1) { + element.className += (element.className ? ' ' : '') + className; + } + } + + /** + * Wraps element with another element + * @memberOf fabric.util + * @param {HTMLElement} element Element to wrap + * @param {HTMLElement|String} wrapper Element to wrap with + * @param {Object} [attributes] Attributes to set on a wrapper + * @return {HTMLElement} wrapper + */ + function wrapElement(element, wrapper, attributes) { + if (typeof wrapper === 'string') { + wrapper = makeElement(wrapper, attributes); + } + if (element.parentNode) { + element.parentNode.replaceChild(wrapper, element); + } + wrapper.appendChild(element); + return wrapper; + } + + /** + * Returns element scroll offsets + * @memberOf fabric.util + * @param {HTMLElement} element Element to operate on + * @return {Object} Object with left/top values + */ + function getScrollLeftTop(element) { + + var left = 0, + top = 0, + docElement = fabric.document.documentElement, + body = fabric.document.body || { + scrollLeft: 0, scrollTop: 0 + }; + + // While loop checks (and then sets element to) .parentNode OR .host + // to account for ShadowDOM. We still want to traverse up out of ShadowDOM, + // but the .parentNode of a root ShadowDOM node will always be null, instead + // it should be accessed through .host. See http://stackoverflow.com/a/24765528/4383938 + while (element && (element.parentNode || element.host)) { + + // Set element to element parent, or 'host' in case of ShadowDOM + element = element.parentNode || element.host; + + if (element === fabric.document) { + left = body.scrollLeft || docElement.scrollLeft || 0; + top = body.scrollTop || docElement.scrollTop || 0; + } + else { + left += element.scrollLeft || 0; + top += element.scrollTop || 0; + } + + if (element.nodeType === 1 && + fabric.util.getElementStyle(element, 'position') === 'fixed') { + break; + } + } + + return { left: left, top: top }; + } + + /** + * Returns offset for a given element + * @function + * @memberOf fabric.util + * @param {HTMLElement} element Element to get offset for + * @return {Object} Object with "left" and "top" properties + */ + function getElementOffset(element) { + var docElem, + doc = element && element.ownerDocument, + box = { left: 0, top: 0 }, + offset = { left: 0, top: 0 }, + scrollLeftTop, + offsetAttributes = { + borderLeftWidth: 'left', + borderTopWidth: 'top', + paddingLeft: 'left', + paddingTop: 'top' + }; + + if (!doc) { + return offset; + } + + for (var attr in offsetAttributes) { + offset[offsetAttributes[attr]] += parseInt(getElementStyle(element, attr), 10) || 0; + } + + docElem = doc.documentElement; + if ( typeof element.getBoundingClientRect !== 'undefined' ) { + box = element.getBoundingClientRect(); + } + + scrollLeftTop = getScrollLeftTop(element); + + return { + left: box.left + scrollLeftTop.left - (docElem.clientLeft || 0) + offset.left, + top: box.top + scrollLeftTop.top - (docElem.clientTop || 0) + offset.top + }; + } + + /** + * Returns style attribute value of a given element + * @memberOf fabric.util + * @param {HTMLElement} element Element to get style attribute for + * @param {String} attr Style attribute to get for element + * @return {String} Style attribute value of the given element. + */ + var getElementStyle; + if (fabric.document.defaultView && fabric.document.defaultView.getComputedStyle) { + getElementStyle = function(element, attr) { + var style = fabric.document.defaultView.getComputedStyle(element, null); + return style ? style[attr] : undefined; + }; + } + else { + getElementStyle = function(element, attr) { + var value = element.style[attr]; + if (!value && element.currentStyle) { + value = element.currentStyle[attr]; + } + return value; + }; + } + + (function () { + var style = fabric.document.documentElement.style, + selectProp = 'userSelect' in style + ? 'userSelect' + : 'MozUserSelect' in style + ? 'MozUserSelect' + : 'WebkitUserSelect' in style + ? 'WebkitUserSelect' + : 'KhtmlUserSelect' in style + ? 'KhtmlUserSelect' + : ''; + + /** + * Makes element unselectable + * @memberOf fabric.util + * @param {HTMLElement} element Element to make unselectable + * @return {HTMLElement} Element that was passed in + */ + function makeElementUnselectable(element) { + if (typeof element.onselectstart !== 'undefined') { + element.onselectstart = fabric.util.falseFunction; + } + if (selectProp) { + element.style[selectProp] = 'none'; + } + else if (typeof element.unselectable === 'string') { + element.unselectable = 'on'; + } + return element; + } + + /** + * Makes element selectable + * @memberOf fabric.util + * @param {HTMLElement} element Element to make selectable + * @return {HTMLElement} Element that was passed in + */ + function makeElementSelectable(element) { + if (typeof element.onselectstart !== 'undefined') { + element.onselectstart = null; + } + if (selectProp) { + element.style[selectProp] = ''; + } + else if (typeof element.unselectable === 'string') { + element.unselectable = ''; + } + return element; + } + + fabric.util.makeElementUnselectable = makeElementUnselectable; + fabric.util.makeElementSelectable = makeElementSelectable; + })(); + + (function() { + + /** + * Inserts a script element with a given url into a document; invokes callback, when that script is finished loading + * @memberOf fabric.util + * @param {String} url URL of a script to load + * @param {Function} callback Callback to execute when script is finished loading + */ + function getScript(url, callback) { + var headEl = fabric.document.getElementsByTagName('head')[0], + scriptEl = fabric.document.createElement('script'), + loading = true; + + /** @ignore */ + scriptEl.onload = /** @ignore */ scriptEl.onreadystatechange = function(e) { + if (loading) { + if (typeof this.readyState === 'string' && + this.readyState !== 'loaded' && + this.readyState !== 'complete') { + return; + } + loading = false; + callback(e || fabric.window.event); + scriptEl = scriptEl.onload = scriptEl.onreadystatechange = null; + } + }; + scriptEl.src = url; + headEl.appendChild(scriptEl); + // causes issue in Opera + // headEl.removeChild(scriptEl); + } + + fabric.util.getScript = getScript; + })(); + + fabric.util.getById = getById; + fabric.util.toArray = toArray; + fabric.util.makeElement = makeElement; + fabric.util.addClass = addClass; + fabric.util.wrapElement = wrapElement; + fabric.util.getScrollLeftTop = getScrollLeftTop; + fabric.util.getElementOffset = getElementOffset; + fabric.util.getElementStyle = getElementStyle; + +})(); + + +(function() { + + function addParamToUrl(url, param) { + return url + (/\?/.test(url) ? '&' : '?') + param; + } + + var makeXHR = (function() { + var factories = [ + function() { return new ActiveXObject('Microsoft.XMLHTTP'); }, + function() { return new ActiveXObject('Msxml2.XMLHTTP'); }, + function() { return new ActiveXObject('Msxml2.XMLHTTP.3.0'); }, + function() { return new XMLHttpRequest(); } + ]; + for (var i = factories.length; i--; ) { + try { + var req = factories[i](); + if (req) { + return factories[i]; + } + } + catch (err) { } + } + })(); + + function emptyFn() { } + + /** + * Cross-browser abstraction for sending XMLHttpRequest + * @memberOf fabric.util + * @param {String} url URL to send XMLHttpRequest to + * @param {Object} [options] Options object + * @param {String} [options.method="GET"] + * @param {String} [options.parameters] parameters to append to url in GET or in body + * @param {String} [options.body] body to send with POST or PUT request + * @param {Function} options.onComplete Callback to invoke when request is completed + * @return {XMLHttpRequest} request + */ + function request(url, options) { + + options || (options = { }); + + var method = options.method ? options.method.toUpperCase() : 'GET', + onComplete = options.onComplete || function() { }, + xhr = makeXHR(), + body = options.body || options.parameters; + + /** @ignore */ + xhr.onreadystatechange = function() { + if (xhr.readyState === 4) { + onComplete(xhr); + xhr.onreadystatechange = emptyFn; + } + }; + + if (method === 'GET') { + body = null; + if (typeof options.parameters === 'string') { + url = addParamToUrl(url, options.parameters); + } + } + + xhr.open(method, url, true); + + if (method === 'POST' || method === 'PUT') { + xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded'); + } + + xhr.send(body); + return xhr; + } + + fabric.util.request = request; +})(); + + +/** + * Wrapper around `console.log` (when available) + * @param {*} [values] Values to log + */ +fabric.log = function() { }; + +/** + * Wrapper around `console.warn` (when available) + * @param {*} [values] Values to log as a warning + */ +fabric.warn = function() { }; + +/* eslint-disable */ +if (typeof console !== 'undefined') { + + ['log', 'warn'].forEach(function(methodName) { + + if (typeof console[methodName] !== 'undefined' && + typeof console[methodName].apply === 'function') { + + fabric[methodName] = function() { + return console[methodName].apply(console, arguments); + }; + } + }); +} +/* eslint-enable */ + + +(function() { + + /** + * Changes value from one to another within certain period of time, invoking callbacks as value is being changed. + * @memberOf fabric.util + * @param {Object} [options] Animation options + * @param {Function} [options.onChange] Callback; invoked on every value change + * @param {Function} [options.onComplete] Callback; invoked when value change is completed + * @param {Number} [options.startValue=0] Starting value + * @param {Number} [options.endValue=100] Ending value + * @param {Number} [options.byValue=100] Value to modify the property by + * @param {Function} [options.easing] Easing function + * @param {Number} [options.duration=500] Duration of change (in ms) + */ + function animate(options) { + + requestAnimFrame(function(timestamp) { + options || (options = { }); + + var start = timestamp || +new Date(), + duration = options.duration || 500, + finish = start + duration, time, + onChange = options.onChange || function() { }, + abort = options.abort || function() { return false; }, + easing = options.easing || function(t, b, c, d) {return -c * Math.cos(t / d * (Math.PI / 2)) + c + b;}, + startValue = 'startValue' in options ? options.startValue : 0, + endValue = 'endValue' in options ? options.endValue : 100, + byValue = options.byValue || endValue - startValue; + + options.onStart && options.onStart(); + + (function tick(ticktime) { + time = ticktime || +new Date(); + var currentTime = time > finish ? duration : (time - start); + if (abort()) { + options.onComplete && options.onComplete(); + return; + } + onChange(easing(currentTime, startValue, byValue, duration)); + if (time > finish) { + options.onComplete && options.onComplete(); + return; + } + requestAnimFrame(tick); + })(start); + }); + + } + + var _requestAnimFrame = fabric.window.requestAnimationFrame || + fabric.window.webkitRequestAnimationFrame || + fabric.window.mozRequestAnimationFrame || + fabric.window.oRequestAnimationFrame || + fabric.window.msRequestAnimationFrame || + function(callback) { + fabric.window.setTimeout(callback, 1000 / 60); + }; + + /** + * requestAnimationFrame polyfill based on http://paulirish.com/2011/requestanimationframe-for-smart-animating/ + * In order to get a precise start time, `requestAnimFrame` should be called as an entry into the method + * @memberOf fabric.util + * @param {Function} callback Callback to invoke + * @param {DOMElement} element optional Element to associate with animation + */ + function requestAnimFrame() { + return _requestAnimFrame.apply(fabric.window, arguments); + } + + fabric.util.animate = animate; + fabric.util.requestAnimFrame = requestAnimFrame; + +})(); + + +(function() { + // Calculate an in-between color. Returns a "rgba()" string. + // Credit: Edwin Martin + // http://www.bitstorm.org/jquery/color-animation/jquery.animate-colors.js + function calculateColor(begin, end, pos) { + var color = 'rgba(' + + parseInt((begin[0] + pos * (end[0] - begin[0])), 10) + ',' + + parseInt((begin[1] + pos * (end[1] - begin[1])), 10) + ',' + + parseInt((begin[2] + pos * (end[2] - begin[2])), 10); + + color += ',' + (begin && end ? parseFloat(begin[3] + pos * (end[3] - begin[3])) : 1); + color += ')'; + return color; + } + + /** + * Changes the color from one to another within certain period of time, invoking callbacks as value is being changed. + * @memberOf fabric.util + * @param {String} fromColor The starting color in hex or rgb(a) format. + * @param {String} toColor The starting color in hex or rgb(a) format. + * @param {Number} [duration] Duration of change (in ms). + * @param {Object} [options] Animation options + * @param {Function} [options.onChange] Callback; invoked on every value change + * @param {Function} [options.onComplete] Callback; invoked when value change is completed + * @param {Function} [options.colorEasing] Easing function. Note that this function only take two arguments (currentTime, duration). Thus the regular animation easing functions cannot be used. + */ + function animateColor(fromColor, toColor, duration, options) { + var startColor = new fabric.Color(fromColor).getSource(), + endColor = new fabric.Color(toColor).getSource(); + + options = options || {}; + + fabric.util.animate(fabric.util.object.extend(options, { + duration: duration || 500, + startValue: startColor, + endValue: endColor, + byValue: endColor, + easing: function (currentTime, startValue, byValue, duration) { + var posValue = options.colorEasing + ? options.colorEasing(currentTime, duration) + : 1 - Math.cos(currentTime / duration * (Math.PI / 2)); + return calculateColor(startValue, byValue, posValue); + } + })); + } + + fabric.util.animateColor = animateColor; + +})(); + + +(function() { + + function normalize(a, c, p, s) { + if (a < Math.abs(c)) { + a = c; + s = p / 4; + } + else { + //handle the 0/0 case: + if (c === 0 && a === 0) { + s = p / (2 * Math.PI) * Math.asin(1); + } + else { + s = p / (2 * Math.PI) * Math.asin(c / a); + } + } + return { a: a, c: c, p: p, s: s }; + } + + function elastic(opts, t, d) { + return opts.a * + Math.pow(2, 10 * (t -= 1)) * + Math.sin( (t * d - opts.s) * (2 * Math.PI) / opts.p ); + } + + /** + * Cubic easing out + * @memberOf fabric.util.ease + */ + function easeOutCubic(t, b, c, d) { + return c * ((t = t / d - 1) * t * t + 1) + b; + } + + /** + * Cubic easing in and out + * @memberOf fabric.util.ease + */ + function easeInOutCubic(t, b, c, d) { + t /= d / 2; + if (t < 1) { + return c / 2 * t * t * t + b; + } + return c / 2 * ((t -= 2) * t * t + 2) + b; + } + + /** + * Quartic easing in + * @memberOf fabric.util.ease + */ + function easeInQuart(t, b, c, d) { + return c * (t /= d) * t * t * t + b; + } + + /** + * Quartic easing out + * @memberOf fabric.util.ease + */ + function easeOutQuart(t, b, c, d) { + return -c * ((t = t / d - 1) * t * t * t - 1) + b; + } + + /** + * Quartic easing in and out + * @memberOf fabric.util.ease + */ + function easeInOutQuart(t, b, c, d) { + t /= d / 2; + if (t < 1) { + return c / 2 * t * t * t * t + b; + } + return -c / 2 * ((t -= 2) * t * t * t - 2) + b; + } + + /** + * Quintic easing in + * @memberOf fabric.util.ease + */ + function easeInQuint(t, b, c, d) { + return c * (t /= d) * t * t * t * t + b; + } + + /** + * Quintic easing out + * @memberOf fabric.util.ease + */ + function easeOutQuint(t, b, c, d) { + return c * ((t = t / d - 1) * t * t * t * t + 1) + b; + } + + /** + * Quintic easing in and out + * @memberOf fabric.util.ease + */ + function easeInOutQuint(t, b, c, d) { + t /= d / 2; + if (t < 1) { + return c / 2 * t * t * t * t * t + b; + } + return c / 2 * ((t -= 2) * t * t * t * t + 2) + b; + } + + /** + * Sinusoidal easing in + * @memberOf fabric.util.ease + */ + function easeInSine(t, b, c, d) { + return -c * Math.cos(t / d * (Math.PI / 2)) + c + b; + } + + /** + * Sinusoidal easing out + * @memberOf fabric.util.ease + */ + function easeOutSine(t, b, c, d) { + return c * Math.sin(t / d * (Math.PI / 2)) + b; + } + + /** + * Sinusoidal easing in and out + * @memberOf fabric.util.ease + */ + function easeInOutSine(t, b, c, d) { + return -c / 2 * (Math.cos(Math.PI * t / d) - 1) + b; + } + + /** + * Exponential easing in + * @memberOf fabric.util.ease + */ + function easeInExpo(t, b, c, d) { + return (t === 0) ? b : c * Math.pow(2, 10 * (t / d - 1)) + b; + } + + /** + * Exponential easing out + * @memberOf fabric.util.ease + */ + function easeOutExpo(t, b, c, d) { + return (t === d) ? b + c : c * (-Math.pow(2, -10 * t / d) + 1) + b; + } + + /** + * Exponential easing in and out + * @memberOf fabric.util.ease + */ + function easeInOutExpo(t, b, c, d) { + if (t === 0) { + return b; + } + if (t === d) { + return b + c; + } + t /= d / 2; + if (t < 1) { + return c / 2 * Math.pow(2, 10 * (t - 1)) + b; + } + return c / 2 * (-Math.pow(2, -10 * --t) + 2) + b; + } + + /** + * Circular easing in + * @memberOf fabric.util.ease + */ + function easeInCirc(t, b, c, d) { + return -c * (Math.sqrt(1 - (t /= d) * t) - 1) + b; + } + + /** + * Circular easing out + * @memberOf fabric.util.ease + */ + function easeOutCirc(t, b, c, d) { + return c * Math.sqrt(1 - (t = t / d - 1) * t) + b; + } + + /** + * Circular easing in and out + * @memberOf fabric.util.ease + */ + function easeInOutCirc(t, b, c, d) { + t /= d / 2; + if (t < 1) { + return -c / 2 * (Math.sqrt(1 - t * t) - 1) + b; + } + return c / 2 * (Math.sqrt(1 - (t -= 2) * t) + 1) + b; + } + + /** + * Elastic easing in + * @memberOf fabric.util.ease + */ + function easeInElastic(t, b, c, d) { + var s = 1.70158, p = 0, a = c; + if (t === 0) { + return b; + } + t /= d; + if (t === 1) { + return b + c; + } + if (!p) { + p = d * 0.3; + } + var opts = normalize(a, c, p, s); + return -elastic(opts, t, d) + b; + } + + /** + * Elastic easing out + * @memberOf fabric.util.ease + */ + function easeOutElastic(t, b, c, d) { + var s = 1.70158, p = 0, a = c; + if (t === 0) { + return b; + } + t /= d; + if (t === 1) { + return b + c; + } + if (!p) { + p = d * 0.3; + } + var opts = normalize(a, c, p, s); + return opts.a * Math.pow(2, -10 * t) * Math.sin((t * d - opts.s) * (2 * Math.PI) / opts.p ) + opts.c + b; + } + + /** + * Elastic easing in and out + * @memberOf fabric.util.ease + */ + function easeInOutElastic(t, b, c, d) { + var s = 1.70158, p = 0, a = c; + if (t === 0) { + return b; + } + t /= d / 2; + if (t === 2) { + return b + c; + } + if (!p) { + p = d * (0.3 * 1.5); + } + var opts = normalize(a, c, p, s); + if (t < 1) { + return -0.5 * elastic(opts, t, d) + b; + } + return opts.a * Math.pow(2, -10 * (t -= 1)) * + Math.sin((t * d - opts.s) * (2 * Math.PI) / opts.p ) * 0.5 + opts.c + b; + } + + /** + * Backwards easing in + * @memberOf fabric.util.ease + */ + function easeInBack(t, b, c, d, s) { + if (s === undefined) { + s = 1.70158; + } + return c * (t /= d) * t * ((s + 1) * t - s) + b; + } + + /** + * Backwards easing out + * @memberOf fabric.util.ease + */ + function easeOutBack(t, b, c, d, s) { + if (s === undefined) { + s = 1.70158; + } + return c * ((t = t / d - 1) * t * ((s + 1) * t + s) + 1) + b; + } + + /** + * Backwards easing in and out + * @memberOf fabric.util.ease + */ + function easeInOutBack(t, b, c, d, s) { + if (s === undefined) { + s = 1.70158; + } + t /= d / 2; + if (t < 1) { + return c / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)) + b; + } + return c / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2) + b; + } + + /** + * Bouncing easing in + * @memberOf fabric.util.ease + */ + function easeInBounce(t, b, c, d) { + return c - easeOutBounce (d - t, 0, c, d) + b; + } + + /** + * Bouncing easing out + * @memberOf fabric.util.ease + */ + function easeOutBounce(t, b, c, d) { + if ((t /= d) < (1 / 2.75)) { + return c * (7.5625 * t * t) + b; + } + else if (t < (2 / 2.75)) { + return c * (7.5625 * (t -= (1.5 / 2.75)) * t + 0.75) + b; + } + else if (t < (2.5 / 2.75)) { + return c * (7.5625 * (t -= (2.25 / 2.75)) * t + 0.9375) + b; + } + else { + return c * (7.5625 * (t -= (2.625 / 2.75)) * t + 0.984375) + b; + } + } + + /** + * Bouncing easing in and out + * @memberOf fabric.util.ease + */ + function easeInOutBounce(t, b, c, d) { + if (t < d / 2) { + return easeInBounce (t * 2, 0, c, d) * 0.5 + b; + } + return easeOutBounce(t * 2 - d, 0, c, d) * 0.5 + c * 0.5 + b; + } + + /** + * Easing functions + * See Easing Equations by Robert Penner + * @namespace fabric.util.ease + */ + fabric.util.ease = { + + /** + * Quadratic easing in + * @memberOf fabric.util.ease + */ + easeInQuad: function(t, b, c, d) { + return c * (t /= d) * t + b; + }, + + /** + * Quadratic easing out + * @memberOf fabric.util.ease + */ + easeOutQuad: function(t, b, c, d) { + return -c * (t /= d) * (t - 2) + b; + }, + + /** + * Quadratic easing in and out + * @memberOf fabric.util.ease + */ + easeInOutQuad: function(t, b, c, d) { + t /= (d / 2); + if (t < 1) { + return c / 2 * t * t + b; + } + return -c / 2 * ((--t) * (t - 2) - 1) + b; + }, + + /** + * Cubic easing in + * @memberOf fabric.util.ease + */ + easeInCubic: function(t, b, c, d) { + return c * (t /= d) * t * t + b; + }, + + easeOutCubic: easeOutCubic, + easeInOutCubic: easeInOutCubic, + easeInQuart: easeInQuart, + easeOutQuart: easeOutQuart, + easeInOutQuart: easeInOutQuart, + easeInQuint: easeInQuint, + easeOutQuint: easeOutQuint, + easeInOutQuint: easeInOutQuint, + easeInSine: easeInSine, + easeOutSine: easeOutSine, + easeInOutSine: easeInOutSine, + easeInExpo: easeInExpo, + easeOutExpo: easeOutExpo, + easeInOutExpo: easeInOutExpo, + easeInCirc: easeInCirc, + easeOutCirc: easeOutCirc, + easeInOutCirc: easeInOutCirc, + easeInElastic: easeInElastic, + easeOutElastic: easeOutElastic, + easeInOutElastic: easeInOutElastic, + easeInBack: easeInBack, + easeOutBack: easeOutBack, + easeInOutBack: easeInOutBack, + easeInBounce: easeInBounce, + easeOutBounce: easeOutBounce, + easeInOutBounce: easeInOutBounce + }; + +})(); + + +(function(global) { + + 'use strict'; + + /** + * @name fabric + * @namespace + */ + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + clone = fabric.util.object.clone, + toFixed = fabric.util.toFixed, + parseUnit = fabric.util.parseUnit, + multiplyTransformMatrices = fabric.util.multiplyTransformMatrices, + + reAllowedSVGTagNames = /^(path|circle|polygon|polyline|ellipse|rect|line|image|text)$/i, + reViewBoxTagNames = /^(symbol|image|marker|pattern|view|svg)$/i, + reNotAllowedAncestors = /^(?:pattern|defs|symbol|metadata|clipPath|mask)$/i, + reAllowedParents = /^(symbol|g|a|svg)$/i, + + attributesMap = { + cx: 'left', + x: 'left', + r: 'radius', + cy: 'top', + y: 'top', + display: 'visible', + visibility: 'visible', + transform: 'transformMatrix', + 'fill-opacity': 'fillOpacity', + 'fill-rule': 'fillRule', + 'font-family': 'fontFamily', + 'font-size': 'fontSize', + 'font-style': 'fontStyle', + 'font-weight': 'fontWeight', + 'stroke-dasharray': 'strokeDashArray', + 'stroke-linecap': 'strokeLineCap', + 'stroke-linejoin': 'strokeLineJoin', + 'stroke-miterlimit': 'strokeMiterLimit', + 'stroke-opacity': 'strokeOpacity', + 'stroke-width': 'strokeWidth', + 'text-decoration': 'textDecoration', + 'text-anchor': 'originX', + opacity: 'opacity' + }, + + colorAttributes = { + stroke: 'strokeOpacity', + fill: 'fillOpacity' + }; + + fabric.cssRules = { }; + fabric.gradientDefs = { }; + + function normalizeAttr(attr) { + // transform attribute names + if (attr in attributesMap) { + return attributesMap[attr]; + } + return attr; + } + + function normalizeValue(attr, value, parentAttributes, fontSize) { + var isArray = Object.prototype.toString.call(value) === '[object Array]', + parsed; + + if ((attr === 'fill' || attr === 'stroke') && value === 'none') { + value = ''; + } + else if (attr === 'strokeDashArray') { + if (value === 'none') { + value = null; + } + else { + value = value.replace(/,/g, ' ').split(/\s+/).map(function(n) { + return parseFloat(n); + }); + } + } + else if (attr === 'transformMatrix') { + if (parentAttributes && parentAttributes.transformMatrix) { + value = multiplyTransformMatrices( + parentAttributes.transformMatrix, fabric.parseTransformAttribute(value)); + } + else { + value = fabric.parseTransformAttribute(value); + } + } + else if (attr === 'visible') { + value = (value === 'none' || value === 'hidden') ? false : true; + // display=none on parent element always takes precedence over child element + if (parentAttributes && parentAttributes.visible === false) { + value = false; + } + } + else if (attr === 'opacity') { + value = parseFloat(value); + if (parentAttributes && typeof parentAttributes.opacity !== 'undefined') { + value *= parentAttributes.opacity; + } + } + else if (attr === 'originX' /* text-anchor */) { + value = value === 'start' ? 'left' : value === 'end' ? 'right' : 'center'; + } + else { + parsed = isArray ? value.map(parseUnit) : parseUnit(value, fontSize); + } + + return (!isArray && isNaN(parsed) ? value : parsed); + } + + /** + * @private + * @param {Object} attributes Array of attributes to parse + */ + function _setStrokeFillOpacity(attributes) { + for (var attr in colorAttributes) { + + if (typeof attributes[colorAttributes[attr]] === 'undefined' || attributes[attr] === '') { + continue; + } + + if (typeof attributes[attr] === 'undefined') { + if (!fabric.Object.prototype[attr]) { + continue; + } + attributes[attr] = fabric.Object.prototype[attr]; + } + + if (attributes[attr].indexOf('url(') === 0) { + continue; + } + + var color = new fabric.Color(attributes[attr]); + attributes[attr] = color.setAlpha(toFixed(color.getAlpha() * attributes[colorAttributes[attr]], 2)).toRgba(); + } + return attributes; + } + + /** + * @private + */ + function _getMultipleNodes(doc, nodeNames) { + var nodeName, nodeArray = [], nodeList; + for (var i = 0; i < nodeNames.length; i++) { + nodeName = nodeNames[i]; + nodeList = doc.getElementsByTagName(nodeName); + nodeArray = nodeArray.concat(Array.prototype.slice.call(nodeList)); + } + return nodeArray; + } + + /** + * Parses "transform" attribute, returning an array of values + * @static + * @function + * @memberOf fabric + * @param {String} attributeValue String containing attribute value + * @return {Array} Array of 6 elements representing transformation matrix + */ + fabric.parseTransformAttribute = (function() { + function rotateMatrix(matrix, args) { + var cos = Math.cos(args[0]), sin = Math.sin(args[0]), + x = 0, y = 0; + if (args.length === 3) { + x = args[1]; + y = args[2]; + } + + matrix[0] = cos; + matrix[1] = sin; + matrix[2] = -sin; + matrix[3] = cos; + matrix[4] = x - (cos * x - sin * y); + matrix[5] = y - (sin * x + cos * y); + } + + function scaleMatrix(matrix, args) { + var multiplierX = args[0], + multiplierY = (args.length === 2) ? args[1] : args[0]; + + matrix[0] = multiplierX; + matrix[3] = multiplierY; + } + + function skewMatrix(matrix, args, pos) { + matrix[pos] = Math.tan(fabric.util.degreesToRadians(args[0])); + } + + function translateMatrix(matrix, args) { + matrix[4] = args[0]; + if (args.length === 2) { + matrix[5] = args[1]; + } + } + + // identity matrix + var iMatrix = [ + 1, // a + 0, // b + 0, // c + 1, // d + 0, // e + 0 // f + ], + + // == begin transform regexp + number = fabric.reNum, + + commaWsp = '(?:\\s+,?\\s*|,\\s*)', + + skewX = '(?:(skewX)\\s*\\(\\s*(' + number + ')\\s*\\))', + + skewY = '(?:(skewY)\\s*\\(\\s*(' + number + ')\\s*\\))', + + rotate = '(?:(rotate)\\s*\\(\\s*(' + number + ')(?:' + + commaWsp + '(' + number + ')' + + commaWsp + '(' + number + '))?\\s*\\))', + + scale = '(?:(scale)\\s*\\(\\s*(' + number + ')(?:' + + commaWsp + '(' + number + '))?\\s*\\))', + + translate = '(?:(translate)\\s*\\(\\s*(' + number + ')(?:' + + commaWsp + '(' + number + '))?\\s*\\))', + + matrix = '(?:(matrix)\\s*\\(\\s*' + + '(' + number + ')' + commaWsp + + '(' + number + ')' + commaWsp + + '(' + number + ')' + commaWsp + + '(' + number + ')' + commaWsp + + '(' + number + ')' + commaWsp + + '(' + number + ')' + + '\\s*\\))', + + transform = '(?:' + + matrix + '|' + + translate + '|' + + scale + '|' + + rotate + '|' + + skewX + '|' + + skewY + + ')', + + transforms = '(?:' + transform + '(?:' + commaWsp + '*' + transform + ')*' + ')', + + transformList = '^\\s*(?:' + transforms + '?)\\s*$', + + // http://www.w3.org/TR/SVG/coords.html#TransformAttribute + reTransformList = new RegExp(transformList), + // == end transform regexp + + reTransform = new RegExp(transform, 'g'); + + return function(attributeValue) { + + // start with identity matrix + var matrix = iMatrix.concat(), + matrices = []; + + // return if no argument was given or + // an argument does not match transform attribute regexp + if (!attributeValue || (attributeValue && !reTransformList.test(attributeValue))) { + return matrix; + } + + attributeValue.replace(reTransform, function(match) { + + var m = new RegExp(transform).exec(match).filter(function (match) { + // match !== '' && match != null + return (!!match); + }), + operation = m[1], + args = m.slice(2).map(parseFloat); + + switch (operation) { + case 'translate': + translateMatrix(matrix, args); + break; + case 'rotate': + args[0] = fabric.util.degreesToRadians(args[0]); + rotateMatrix(matrix, args); + break; + case 'scale': + scaleMatrix(matrix, args); + break; + case 'skewX': + skewMatrix(matrix, args, 2); + break; + case 'skewY': + skewMatrix(matrix, args, 1); + break; + case 'matrix': + matrix = args; + break; + } + + // snapshot current matrix into matrices array + matrices.push(matrix.concat()); + // reset + matrix = iMatrix.concat(); + }); + + var combinedMatrix = matrices[0]; + while (matrices.length > 1) { + matrices.shift(); + combinedMatrix = fabric.util.multiplyTransformMatrices(combinedMatrix, matrices[0]); + } + return combinedMatrix; + }; + })(); + + /** + * @private + */ + function parseStyleString(style, oStyle) { + var attr, value; + style.replace(/;\s*$/, '').split(';').forEach(function (chunk) { + var pair = chunk.split(':'); + + attr = pair[0].trim().toLowerCase(); + value = pair[1].trim(); + + oStyle[attr] = value; + }); + } + + /** + * @private + */ + function parseStyleObject(style, oStyle) { + var attr, value; + for (var prop in style) { + if (typeof style[prop] === 'undefined') { + continue; + } + + attr = prop.toLowerCase(); + value = style[prop]; + + oStyle[attr] = value; + } + } + + /** + * @private + */ + function getGlobalStylesForElement(element, svgUid) { + var styles = { }; + for (var rule in fabric.cssRules[svgUid]) { + if (elementMatchesRule(element, rule.split(' '))) { + for (var property in fabric.cssRules[svgUid][rule]) { + styles[property] = fabric.cssRules[svgUid][rule][property]; + } + } + } + return styles; + } + + /** + * @private + */ + function elementMatchesRule(element, selectors) { + var firstMatching, parentMatching = true; + //start from rightmost selector. + firstMatching = selectorMatches(element, selectors.pop()); + if (firstMatching && selectors.length) { + parentMatching = doesSomeParentMatch(element, selectors); + } + return firstMatching && parentMatching && (selectors.length === 0); + } + + function doesSomeParentMatch(element, selectors) { + var selector, parentMatching = true; + while (element.parentNode && element.parentNode.nodeType === 1 && selectors.length) { + if (parentMatching) { + selector = selectors.pop(); + } + element = element.parentNode; + parentMatching = selectorMatches(element, selector); + } + return selectors.length === 0; + } + + /** + * @private + */ + function selectorMatches(element, selector) { + var nodeName = element.nodeName, + classNames = element.getAttribute('class'), + id = element.getAttribute('id'), matcher; + // i check if a selector matches slicing away part from it. + // if i get empty string i should match + matcher = new RegExp('^' + nodeName, 'i'); + selector = selector.replace(matcher, ''); + if (id && selector.length) { + matcher = new RegExp('#' + id + '(?![a-zA-Z\\-]+)', 'i'); + selector = selector.replace(matcher, ''); + } + if (classNames && selector.length) { + classNames = classNames.split(' '); + for (var i = classNames.length; i--;) { + matcher = new RegExp('\\.' + classNames[i] + '(?![a-zA-Z\\-]+)', 'i'); + selector = selector.replace(matcher, ''); + } + } + return selector.length === 0; + } + + /** + * @private + * to support IE8 missing getElementById on SVGdocument + */ + function elementById(doc, id) { + var el; + doc.getElementById && (el = doc.getElementById(id)); + if (el) { + return el; + } + var node, i, nodelist = doc.getElementsByTagName('*'); + for (i = 0; i < nodelist.length; i++) { + node = nodelist[i]; + if (id === node.getAttribute('id')) { + return node; + } + } + } + + /** + * @private + */ + function parseUseDirectives(doc) { + var nodelist = _getMultipleNodes(doc, ['use', 'svg:use']), i = 0; + + while (nodelist.length && i < nodelist.length) { + var el = nodelist[i], + xlink = el.getAttribute('xlink:href').substr(1), + x = el.getAttribute('x') || 0, + y = el.getAttribute('y') || 0, + el2 = elementById(doc, xlink).cloneNode(true), + currentTrans = (el2.getAttribute('transform') || '') + ' translate(' + x + ', ' + y + ')', + parentNode, oldLength = nodelist.length, attr, j, attrs, l; + + applyViewboxTransform(el2); + if (/^svg$/i.test(el2.nodeName)) { + var el3 = el2.ownerDocument.createElement('g'); + for (j = 0, attrs = el2.attributes, l = attrs.length; j < l; j++) { + attr = attrs.item(j); + el3.setAttribute(attr.nodeName, attr.nodeValue); + } + // el2.firstChild != null + while (el2.firstChild) { + el3.appendChild(el2.firstChild); + } + el2 = el3; + } + + for (j = 0, attrs = el.attributes, l = attrs.length; j < l; j++) { + attr = attrs.item(j); + if (attr.nodeName === 'x' || attr.nodeName === 'y' || attr.nodeName === 'xlink:href') { + continue; + } + + if (attr.nodeName === 'transform') { + currentTrans = attr.nodeValue + ' ' + currentTrans; + } + else { + el2.setAttribute(attr.nodeName, attr.nodeValue); + } + } + + el2.setAttribute('transform', currentTrans); + el2.setAttribute('instantiated_by_use', '1'); + el2.removeAttribute('id'); + parentNode = el.parentNode; + parentNode.replaceChild(el2, el); + // some browsers do not shorten nodelist after replaceChild (IE8) + if (nodelist.length === oldLength) { + i++; + } + } + } + + // http://www.w3.org/TR/SVG/coords.html#ViewBoxAttribute + // matches, e.g.: +14.56e-12, etc. + var reViewBoxAttrValue = new RegExp( + '^' + + '\\s*(' + fabric.reNum + '+)\\s*,?' + + '\\s*(' + fabric.reNum + '+)\\s*,?' + + '\\s*(' + fabric.reNum + '+)\\s*,?' + + '\\s*(' + fabric.reNum + '+)\\s*' + + '$' + ); + + /** + * Add a element that envelop all child elements and makes the viewbox transformMatrix descend on all elements + */ + function applyViewboxTransform(element) { + + var viewBoxAttr = element.getAttribute('viewBox'), + scaleX = 1, + scaleY = 1, + minX = 0, + minY = 0, + viewBoxWidth, viewBoxHeight, matrix, el, + widthAttr = element.getAttribute('width'), + heightAttr = element.getAttribute('height'), + x = element.getAttribute('x') || 0, + y = element.getAttribute('y') || 0, + preserveAspectRatio = element.getAttribute('preserveAspectRatio') || '', + missingViewBox = (!viewBoxAttr || !reViewBoxTagNames.test(element.nodeName) + || !(viewBoxAttr = viewBoxAttr.match(reViewBoxAttrValue))), + missingDimAttr = (!widthAttr || !heightAttr || widthAttr === '100%' || heightAttr === '100%'), + toBeParsed = missingViewBox && missingDimAttr, + parsedDim = { }, translateMatrix = ''; + + parsedDim.width = 0; + parsedDim.height = 0; + parsedDim.toBeParsed = toBeParsed; + + if (toBeParsed) { + return parsedDim; + } + + if (missingViewBox) { + parsedDim.width = parseUnit(widthAttr); + parsedDim.height = parseUnit(heightAttr); + return parsedDim; + } + + minX = -parseFloat(viewBoxAttr[1]); + minY = -parseFloat(viewBoxAttr[2]); + viewBoxWidth = parseFloat(viewBoxAttr[3]); + viewBoxHeight = parseFloat(viewBoxAttr[4]); + + if (!missingDimAttr) { + parsedDim.width = parseUnit(widthAttr); + parsedDim.height = parseUnit(heightAttr); + scaleX = parsedDim.width / viewBoxWidth; + scaleY = parsedDim.height / viewBoxHeight; + } + else { + parsedDim.width = viewBoxWidth; + parsedDim.height = viewBoxHeight; + } + + // default is to preserve aspect ratio + preserveAspectRatio = fabric.util.parsePreserveAspectRatioAttribute(preserveAspectRatio); + if (preserveAspectRatio.alignX !== 'none') { + //translate all container for the effect of Mid, Min, Max + scaleY = scaleX = (scaleX > scaleY ? scaleY : scaleX); + } + + if (scaleX === 1 && scaleY === 1 && minX === 0 && minY === 0 && x === 0 && y === 0) { + return parsedDim; + } + + if (x || y) { + translateMatrix = ' translate(' + parseUnit(x) + ' ' + parseUnit(y) + ') '; + } + + matrix = translateMatrix + ' matrix(' + scaleX + + ' 0' + + ' 0 ' + + scaleY + ' ' + + (minX * scaleX) + ' ' + + (minY * scaleY) + ') '; + + if (element.nodeName === 'svg') { + el = element.ownerDocument.createElement('g'); + // element.firstChild != null + while (element.firstChild) { + el.appendChild(element.firstChild); + } + element.appendChild(el); + } + else { + el = element; + matrix = el.getAttribute('transform') + matrix; + } + + el.setAttribute('transform', matrix); + return parsedDim; + } + + function hasAncestorWithNodeName(element, nodeName) { + while (element && (element = element.parentNode)) { + if (element.nodeName && nodeName.test(element.nodeName.replace('svg:', '')) + && !element.getAttribute('instantiated_by_use')) { + return true; + } + } + return false; + } + + /** + * Parses an SVG document, converts it to an array of corresponding fabric.* instances and passes them to a callback + * @static + * @function + * @memberOf fabric + * @param {SVGDocument} doc SVG document to parse + * @param {Function} callback Callback to call when parsing is finished; + * It's being passed an array of elements (parsed from a document). + * @param {Function} [reviver] Method for further parsing of SVG elements, called after each fabric object created. + * @param {Object} [parsingOptions] options for parsing document + * @param {String} [parsingOptions.crossOrigin] crossOrigin settings + */ + fabric.parseSVGDocument = function(doc, callback, reviver, parsingOptions) { + if (!doc) { + return; + } + + parseUseDirectives(doc); + + var svgUid = fabric.Object.__uid++, + options = applyViewboxTransform(doc), + descendants = fabric.util.toArray(doc.getElementsByTagName('*')); + options.crossOrigin = parsingOptions && parsingOptions.crossOrigin; + options.svgUid = svgUid; + + if (descendants.length === 0 && fabric.isLikelyNode) { + // we're likely in node, where "o3-xml" library fails to gEBTN("*") + // https://github.com/ajaxorg/node-o3-xml/issues/21 + descendants = doc.selectNodes('//*[name(.)!="svg"]'); + var arr = []; + for (var i = 0, len = descendants.length; i < len; i++) { + arr[i] = descendants[i]; + } + descendants = arr; + } + + var elements = descendants.filter(function(el) { + applyViewboxTransform(el); + return reAllowedSVGTagNames.test(el.nodeName.replace('svg:', '')) && + !hasAncestorWithNodeName(el, reNotAllowedAncestors); // http://www.w3.org/TR/SVG/struct.html#DefsElement + }); + + if (!elements || (elements && !elements.length)) { + callback && callback([], {}); + return; + } + + fabric.gradientDefs[svgUid] = fabric.getGradientDefs(doc); + fabric.cssRules[svgUid] = fabric.getCSSRules(doc); + // Precedence of rules: style > class > attribute + fabric.parseElements(elements, function(instances) { + if (callback) { + callback(instances, options); + } + }, clone(options), reviver, parsingOptions); + }; + + var reFontDeclaration = new RegExp( + '(normal|italic)?\\s*(normal|small-caps)?\\s*' + + '(normal|bold|bolder|lighter|100|200|300|400|500|600|700|800|900)?\\s*(' + + fabric.reNum + + '(?:px|cm|mm|em|pt|pc|in)*)(?:\\/(normal|' + fabric.reNum + '))?\\s+(.*)'); + + extend(fabric, { + /** + * Parses a short font declaration, building adding its properties to a style object + * @static + * @function + * @memberOf fabric + * @param {String} value font declaration + * @param {Object} oStyle definition + */ + parseFontDeclaration: function(value, oStyle) { + var match = value.match(reFontDeclaration); + + if (!match) { + return; + } + var fontStyle = match[1], + // font variant is not used + // fontVariant = match[2], + fontWeight = match[3], + fontSize = match[4], + lineHeight = match[5], + fontFamily = match[6]; + + if (fontStyle) { + oStyle.fontStyle = fontStyle; + } + if (fontWeight) { + oStyle.fontWeight = isNaN(parseFloat(fontWeight)) ? fontWeight : parseFloat(fontWeight); + } + if (fontSize) { + oStyle.fontSize = parseUnit(fontSize); + } + if (fontFamily) { + oStyle.fontFamily = fontFamily; + } + if (lineHeight) { + oStyle.lineHeight = lineHeight === 'normal' ? 1 : lineHeight; + } + }, + + /** + * Parses an SVG document, returning all of the gradient declarations found in it + * @static + * @function + * @memberOf fabric + * @param {SVGDocument} doc SVG document to parse + * @return {Object} Gradient definitions; key corresponds to element id, value -- to gradient definition element + */ + getGradientDefs: function(doc) { + var tagArray = [ + 'linearGradient', + 'radialGradient', + 'svg:linearGradient', + 'svg:radialGradient'], + elList = _getMultipleNodes(doc, tagArray), + el, j = 0, id, xlink, + gradientDefs = { }, idsToXlinkMap = { }; + + j = elList.length; + + while (j--) { + el = elList[j]; + xlink = el.getAttribute('xlink:href'); + id = el.getAttribute('id'); + if (xlink) { + idsToXlinkMap[id] = xlink.substr(1); + } + gradientDefs[id] = el; + } + + for (id in idsToXlinkMap) { + var el2 = gradientDefs[idsToXlinkMap[id]].cloneNode(true); + el = gradientDefs[id]; + while (el2.firstChild) { + el.appendChild(el2.firstChild); + } + } + return gradientDefs; + }, + + /** + * Returns an object of attributes' name/value, given element and an array of attribute names; + * Parses parent "g" nodes recursively upwards. + * @static + * @memberOf fabric + * @param {DOMElement} element Element to parse + * @param {Array} attributes Array of attributes to parse + * @return {Object} object containing parsed attributes' names/values + */ + parseAttributes: function(element, attributes, svgUid) { + + if (!element) { + return; + } + + var value, + parentAttributes = { }, + fontSize; + + if (typeof svgUid === 'undefined') { + svgUid = element.getAttribute('svgUid'); + } + // if there's a parent container (`g` or `a` or `symbol` node), parse its attributes recursively upwards + if (element.parentNode && reAllowedParents.test(element.parentNode.nodeName)) { + parentAttributes = fabric.parseAttributes(element.parentNode, attributes, svgUid); + } + fontSize = (parentAttributes && parentAttributes.fontSize ) || + element.getAttribute('font-size') || fabric.Text.DEFAULT_SVG_FONT_SIZE; + + var ownAttributes = attributes.reduce(function(memo, attr) { + value = element.getAttribute(attr); + if (value) { // eslint-disable-line + memo[attr] = value; + } + return memo; + }, { }); + // add values parsed from style, which take precedence over attributes + // (see: http://www.w3.org/TR/SVG/styling.html#UsingPresentationAttributes) + ownAttributes = extend(ownAttributes, + extend(getGlobalStylesForElement(element, svgUid), fabric.parseStyleAttribute(element))); + + var normalizedAttr, normalizedValue, normalizedStyle = {}; + for (var attr in ownAttributes) { + normalizedAttr = normalizeAttr(attr); + normalizedValue = normalizeValue(normalizedAttr, ownAttributes[attr], parentAttributes, fontSize); + normalizedStyle[normalizedAttr] = normalizedValue; + } + if (normalizedStyle && normalizedStyle.font) { + fabric.parseFontDeclaration(normalizedStyle.font, normalizedStyle); + } + var mergedAttrs = extend(parentAttributes, normalizedStyle); + return reAllowedParents.test(element.nodeName) ? mergedAttrs : _setStrokeFillOpacity(mergedAttrs); + }, + + /** + * Transforms an array of svg elements to corresponding fabric.* instances + * @static + * @memberOf fabric + * @param {Array} elements Array of elements to parse + * @param {Function} callback Being passed an array of fabric instances (transformed from SVG elements) + * @param {Object} [options] Options object + * @param {Function} [reviver] Method for further parsing of SVG elements, called after each fabric object created. + */ + parseElements: function(elements, callback, options, reviver, parsingOptions) { + new fabric.ElementsParser(elements, callback, options, reviver, parsingOptions).parse(); + }, + + /** + * Parses "style" attribute, retuning an object with values + * @static + * @memberOf fabric + * @param {SVGElement} element Element to parse + * @return {Object} Objects with values parsed from style attribute of an element + */ + parseStyleAttribute: function(element) { + var oStyle = { }, + style = element.getAttribute('style'); + + if (!style) { + return oStyle; + } + + if (typeof style === 'string') { + parseStyleString(style, oStyle); + } + else { + parseStyleObject(style, oStyle); + } + + return oStyle; + }, + + /** + * Parses "points" attribute, returning an array of values + * @static + * @memberOf fabric + * @param {String} points points attribute string + * @return {Array} array of points + */ + parsePointsAttribute: function(points) { + + // points attribute is required and must not be empty + if (!points) { + return null; + } + + // replace commas with whitespace and remove bookending whitespace + points = points.replace(/,/g, ' ').trim(); + + points = points.split(/\s+/); + var parsedPoints = [], i, len; + + i = 0; + len = points.length; + for (; i < len; i += 2) { + parsedPoints.push({ + x: parseFloat(points[i]), + y: parseFloat(points[i + 1]) + }); + } + + // odd number of points is an error + // if (parsedPoints.length % 2 !== 0) { + // return null; + // } + + return parsedPoints; + }, + + /** + * Returns CSS rules for a given SVG document + * @static + * @function + * @memberOf fabric + * @param {SVGDocument} doc SVG document to parse + * @return {Object} CSS rules of this document + */ + getCSSRules: function(doc) { + var styles = doc.getElementsByTagName('style'), + allRules = { }, rules; + + // very crude parsing of style contents + for (var i = 0, len = styles.length; i < len; i++) { + // IE9 doesn't support textContent, but provides text instead. + var styleContents = styles[i].textContent || styles[i].text; + + // remove comments + styleContents = styleContents.replace(/\/\*[\s\S]*?\*\//g, ''); + if (styleContents.trim() === '') { + continue; + } + rules = styleContents.match(/[^{]*\{[\s\S]*?\}/g); + rules = rules.map(function(rule) { return rule.trim(); }); + rules.forEach(function(rule) { + + var match = rule.match(/([\s\S]*?)\s*\{([^}]*)\}/), + ruleObj = { }, declaration = match[2].trim(), + propertyValuePairs = declaration.replace(/;$/, '').split(/\s*;\s*/); + + for (var i = 0, len = propertyValuePairs.length; i < len; i++) { + var pair = propertyValuePairs[i].split(/\s*:\s*/), + property = pair[0], + value = pair[1]; + ruleObj[property] = value; + } + rule = match[1]; + rule.split(',').forEach(function(_rule) { + _rule = _rule.replace(/^svg/i, '').trim(); + if (_rule === '') { + return; + } + if (allRules[_rule]) { + fabric.util.object.extend(allRules[_rule], ruleObj); + } + else { + allRules[_rule] = fabric.util.object.clone(ruleObj); + } + }); + }); + } + return allRules; + }, + + /** + * Takes url corresponding to an SVG document, and parses it into a set of fabric objects. + * Note that SVG is fetched via XMLHttpRequest, so it needs to conform to SOP (Same Origin Policy) + * @memberOf fabric + * @param {String} url + * @param {Function} callback + * @param {Function} [reviver] Method for further parsing of SVG elements, called after each fabric object created. + * @param {Object} [options] Object containing options for parsing + * @param {String} [options.crossOrigin] crossOrigin crossOrigin setting to use for external resources + */ + loadSVGFromURL: function(url, callback, reviver, options) { + + url = url.replace(/^\n\s*/, '').trim(); + new fabric.util.request(url, { + method: 'get', + onComplete: onComplete + }); + + function onComplete(r) { + + var xml = r.responseXML; + if (xml && !xml.documentElement && fabric.window.ActiveXObject && r.responseText) { + xml = new ActiveXObject('Microsoft.XMLDOM'); + xml.async = 'false'; + //IE chokes on DOCTYPE + xml.loadXML(r.responseText.replace(//i, '')); + } + if (!xml || !xml.documentElement) { + callback && callback(null); + } + + fabric.parseSVGDocument(xml.documentElement, function (results, _options) { + callback && callback(results, _options); + }, reviver, options); + } + }, + + /** + * Takes string corresponding to an SVG document, and parses it into a set of fabric objects + * @memberOf fabric + * @param {String} string + * @param {Function} callback + * @param {Function} [reviver] Method for further parsing of SVG elements, called after each fabric object created. + * @param {Object} [options] Object containing options for parsing + * @param {String} [options.crossOrigin] crossOrigin crossOrigin setting to use for external resources + */ + loadSVGFromString: function(string, callback, reviver, options) { + string = string.trim(); + var doc; + if (typeof DOMParser !== 'undefined') { + var parser = new DOMParser(); + if (parser && parser.parseFromString) { + doc = parser.parseFromString(string, 'text/xml'); + } + } + else if (fabric.window.ActiveXObject) { + doc = new ActiveXObject('Microsoft.XMLDOM'); + doc.async = 'false'; + // IE chokes on DOCTYPE + doc.loadXML(string.replace(//i, '')); + } + + fabric.parseSVGDocument(doc.documentElement, function (results, _options) { + callback(results, _options); + }, reviver, options); + } + }); + +})(typeof exports !== 'undefined' ? exports : this); + + +fabric.ElementsParser = function(elements, callback, options, reviver, parsingOptions) { + this.elements = elements; + this.callback = callback; + this.options = options; + this.reviver = reviver; + this.svgUid = (options && options.svgUid) || 0; + this.parsingOptions = parsingOptions; +}; + +fabric.ElementsParser.prototype.parse = function() { + this.instances = new Array(this.elements.length); + this.numElements = this.elements.length; + + this.createObjects(); +}; + +fabric.ElementsParser.prototype.createObjects = function() { + for (var i = 0, len = this.elements.length; i < len; i++) { + this.elements[i].setAttribute('svgUid', this.svgUid); + (function(_obj, i) { + setTimeout(function() { + _obj.createObject(_obj.elements[i], i); + }, 0); + })(this, i); + } +}; + +fabric.ElementsParser.prototype.createObject = function(el, index) { + var klass = fabric[fabric.util.string.capitalize(el.tagName.replace('svg:', ''))]; + if (klass && klass.fromElement) { + try { + this._createObject(klass, el, index); + } + catch (err) { + fabric.log(err); + } + } + else { + this.checkIfDone(); + } +}; + +fabric.ElementsParser.prototype._createObject = function(klass, el, index) { + if (klass.async) { + klass.fromElement(el, this.createCallback(index, el), this.options); + } + else { + var obj = klass.fromElement(el, this.options); + this.resolveGradient(obj, 'fill'); + this.resolveGradient(obj, 'stroke'); + this.reviver && this.reviver(el, obj); + this.instances[index] = obj; + this.checkIfDone(); + } +}; + +fabric.ElementsParser.prototype.createCallback = function(index, el) { + var _this = this; + return function(obj) { + _this.resolveGradient(obj, 'fill'); + _this.resolveGradient(obj, 'stroke'); + _this.reviver && _this.reviver(el, obj); + _this.instances[index] = obj; + _this.checkIfDone(); + }; +}; + +fabric.ElementsParser.prototype.resolveGradient = function(obj, property) { + + var instanceFillValue = obj.get(property); + if (!(/^url\(/).test(instanceFillValue)) { + return; + } + var gradientId = instanceFillValue.slice(5, instanceFillValue.length - 1); + if (fabric.gradientDefs[this.svgUid][gradientId]) { + obj.set(property, + fabric.Gradient.fromElement(fabric.gradientDefs[this.svgUid][gradientId], obj)); + } +}; + +fabric.ElementsParser.prototype.checkIfDone = function() { + if (--this.numElements === 0) { + this.instances = this.instances.filter(function(el) { + // eslint-disable-next-line no-eq-null, eqeqeq + return el != null; + }); + this.callback(this.instances); + } +}; + + +(function(global) { + + 'use strict'; + + /* Adaptation of work of Kevin Lindsey (kevin@kevlindev.com) */ + + var fabric = global.fabric || (global.fabric = { }); + + if (fabric.Point) { + fabric.warn('fabric.Point is already defined'); + return; + } + + fabric.Point = Point; + + /** + * Point class + * @class fabric.Point + * @memberOf fabric + * @constructor + * @param {Number} x + * @param {Number} y + * @return {fabric.Point} thisArg + */ + function Point(x, y) { + this.x = x; + this.y = y; + } + + Point.prototype = /** @lends fabric.Point.prototype */ { + + type: 'point', + + constructor: Point, + + /** + * Adds another point to this one and returns another one + * @param {fabric.Point} that + * @return {fabric.Point} new Point instance with added values + */ + add: function (that) { + return new Point(this.x + that.x, this.y + that.y); + }, + + /** + * Adds another point to this one + * @param {fabric.Point} that + * @return {fabric.Point} thisArg + * @chainable + */ + addEquals: function (that) { + this.x += that.x; + this.y += that.y; + return this; + }, + + /** + * Adds value to this point and returns a new one + * @param {Number} scalar + * @return {fabric.Point} new Point with added value + */ + scalarAdd: function (scalar) { + return new Point(this.x + scalar, this.y + scalar); + }, + + /** + * Adds value to this point + * @param {Number} scalar + * @return {fabric.Point} thisArg + * @chainable + */ + scalarAddEquals: function (scalar) { + this.x += scalar; + this.y += scalar; + return this; + }, + + /** + * Subtracts another point from this point and returns a new one + * @param {fabric.Point} that + * @return {fabric.Point} new Point object with subtracted values + */ + subtract: function (that) { + return new Point(this.x - that.x, this.y - that.y); + }, + + /** + * Subtracts another point from this point + * @param {fabric.Point} that + * @return {fabric.Point} thisArg + * @chainable + */ + subtractEquals: function (that) { + this.x -= that.x; + this.y -= that.y; + return this; + }, + + /** + * Subtracts value from this point and returns a new one + * @param {Number} scalar + * @return {fabric.Point} + */ + scalarSubtract: function (scalar) { + return new Point(this.x - scalar, this.y - scalar); + }, + + /** + * Subtracts value from this point + * @param {Number} scalar + * @return {fabric.Point} thisArg + * @chainable + */ + scalarSubtractEquals: function (scalar) { + this.x -= scalar; + this.y -= scalar; + return this; + }, + + /** + * Miltiplies this point by a value and returns a new one + * TODO: rename in scalarMultiply in 2.0 + * @param {Number} scalar + * @return {fabric.Point} + */ + multiply: function (scalar) { + return new Point(this.x * scalar, this.y * scalar); + }, + + /** + * Miltiplies this point by a value + * TODO: rename in scalarMultiplyEquals in 2.0 + * @param {Number} scalar + * @return {fabric.Point} thisArg + * @chainable + */ + multiplyEquals: function (scalar) { + this.x *= scalar; + this.y *= scalar; + return this; + }, + + /** + * Divides this point by a value and returns a new one + * TODO: rename in scalarDivide in 2.0 + * @param {Number} scalar + * @return {fabric.Point} + */ + divide: function (scalar) { + return new Point(this.x / scalar, this.y / scalar); + }, + + /** + * Divides this point by a value + * TODO: rename in scalarDivideEquals in 2.0 + * @param {Number} scalar + * @return {fabric.Point} thisArg + * @chainable + */ + divideEquals: function (scalar) { + this.x /= scalar; + this.y /= scalar; + return this; + }, + + /** + * Returns true if this point is equal to another one + * @param {fabric.Point} that + * @return {Boolean} + */ + eq: function (that) { + return (this.x === that.x && this.y === that.y); + }, + + /** + * Returns true if this point is less than another one + * @param {fabric.Point} that + * @return {Boolean} + */ + lt: function (that) { + return (this.x < that.x && this.y < that.y); + }, + + /** + * Returns true if this point is less than or equal to another one + * @param {fabric.Point} that + * @return {Boolean} + */ + lte: function (that) { + return (this.x <= that.x && this.y <= that.y); + }, + + /** + + * Returns true if this point is greater another one + * @param {fabric.Point} that + * @return {Boolean} + */ + gt: function (that) { + return (this.x > that.x && this.y > that.y); + }, + + /** + * Returns true if this point is greater than or equal to another one + * @param {fabric.Point} that + * @return {Boolean} + */ + gte: function (that) { + return (this.x >= that.x && this.y >= that.y); + }, + + /** + * Returns new point which is the result of linear interpolation with this one and another one + * @param {fabric.Point} that + * @param {Number} t , position of interpolation, between 0 and 1 default 0.5 + * @return {fabric.Point} + */ + lerp: function (that, t) { + if (typeof t === 'undefined') { + t = 0.5; + } + t = Math.max(Math.min(1, t), 0); + return new Point(this.x + (that.x - this.x) * t, this.y + (that.y - this.y) * t); + }, + + /** + * Returns distance from this point and another one + * @param {fabric.Point} that + * @return {Number} + */ + distanceFrom: function (that) { + var dx = this.x - that.x, + dy = this.y - that.y; + return Math.sqrt(dx * dx + dy * dy); + }, + + /** + * Returns the point between this point and another one + * @param {fabric.Point} that + * @return {fabric.Point} + */ + midPointFrom: function (that) { + return this.lerp(that); + }, + + /** + * Returns a new point which is the min of this and another one + * @param {fabric.Point} that + * @return {fabric.Point} + */ + min: function (that) { + return new Point(Math.min(this.x, that.x), Math.min(this.y, that.y)); + }, + + /** + * Returns a new point which is the max of this and another one + * @param {fabric.Point} that + * @return {fabric.Point} + */ + max: function (that) { + return new Point(Math.max(this.x, that.x), Math.max(this.y, that.y)); + }, + + /** + * Returns string representation of this point + * @return {String} + */ + toString: function () { + return this.x + ',' + this.y; + }, + + /** + * Sets x/y of this point + * @param {Number} x + * @param {Number} y + * @chainable + */ + setXY: function (x, y) { + this.x = x; + this.y = y; + return this; + }, + + /** + * Sets x of this point + * @param {Number} x + * @chainable + */ + setX: function (x) { + this.x = x; + return this; + }, + + /** + * Sets y of this point + * @param {Number} y + * @chainable + */ + setY: function (y) { + this.y = y; + return this; + }, + + /** + * Sets x/y of this point from another point + * @param {fabric.Point} that + * @chainable + */ + setFromPoint: function (that) { + this.x = that.x; + this.y = that.y; + return this; + }, + + /** + * Swaps x/y of this point and another point + * @param {fabric.Point} that + */ + swap: function (that) { + var x = this.x, + y = this.y; + this.x = that.x; + this.y = that.y; + that.x = x; + that.y = y; + }, + + /** + * return a cloned instance of the point + * @return {fabric.Point} + */ + clone: function () { + return new Point(this.x, this.y); + } + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + /* Adaptation of work of Kevin Lindsey (kevin@kevlindev.com) */ + var fabric = global.fabric || (global.fabric = { }); + + if (fabric.Intersection) { + fabric.warn('fabric.Intersection is already defined'); + return; + } + + /** + * Intersection class + * @class fabric.Intersection + * @memberOf fabric + * @constructor + */ + function Intersection(status) { + this.status = status; + this.points = []; + } + + fabric.Intersection = Intersection; + + fabric.Intersection.prototype = /** @lends fabric.Intersection.prototype */ { + + constructor: Intersection, + + /** + * Appends a point to intersection + * @param {fabric.Point} point + * @return {fabric.Intersection} thisArg + * @chainable + */ + appendPoint: function (point) { + this.points.push(point); + return this; + }, + + /** + * Appends points to intersection + * @param {Array} points + * @return {fabric.Intersection} thisArg + * @chainable + */ + appendPoints: function (points) { + this.points = this.points.concat(points); + return this; + } + }; + + /** + * Checks if one line intersects another + * TODO: rename in intersectSegmentSegment + * @static + * @param {fabric.Point} a1 + * @param {fabric.Point} a2 + * @param {fabric.Point} b1 + * @param {fabric.Point} b2 + * @return {fabric.Intersection} + */ + fabric.Intersection.intersectLineLine = function (a1, a2, b1, b2) { + var result, + uaT = (b2.x - b1.x) * (a1.y - b1.y) - (b2.y - b1.y) * (a1.x - b1.x), + ubT = (a2.x - a1.x) * (a1.y - b1.y) - (a2.y - a1.y) * (a1.x - b1.x), + uB = (b2.y - b1.y) * (a2.x - a1.x) - (b2.x - b1.x) * (a2.y - a1.y); + if (uB !== 0) { + var ua = uaT / uB, + ub = ubT / uB; + if (0 <= ua && ua <= 1 && 0 <= ub && ub <= 1) { + result = new Intersection('Intersection'); + result.appendPoint(new fabric.Point(a1.x + ua * (a2.x - a1.x), a1.y + ua * (a2.y - a1.y))); + } + else { + result = new Intersection(); + } + } + else { + if (uaT === 0 || ubT === 0) { + result = new Intersection('Coincident'); + } + else { + result = new Intersection('Parallel'); + } + } + return result; + }; + + /** + * Checks if line intersects polygon + * TODO: rename in intersectSegmentPolygon + * fix detection of coincident + * @static + * @param {fabric.Point} a1 + * @param {fabric.Point} a2 + * @param {Array} points + * @return {fabric.Intersection} + */ + fabric.Intersection.intersectLinePolygon = function(a1, a2, points) { + var result = new Intersection(), + length = points.length, + b1, b2, inter; + + for (var i = 0; i < length; i++) { + b1 = points[i]; + b2 = points[(i + 1) % length]; + inter = Intersection.intersectLineLine(a1, a2, b1, b2); + + result.appendPoints(inter.points); + } + if (result.points.length > 0) { + result.status = 'Intersection'; + } + return result; + }; + + /** + * Checks if polygon intersects another polygon + * @static + * @param {Array} points1 + * @param {Array} points2 + * @return {fabric.Intersection} + */ + fabric.Intersection.intersectPolygonPolygon = function (points1, points2) { + var result = new Intersection(), + length = points1.length; + + for (var i = 0; i < length; i++) { + var a1 = points1[i], + a2 = points1[(i + 1) % length], + inter = Intersection.intersectLinePolygon(a1, a2, points2); + + result.appendPoints(inter.points); + } + if (result.points.length > 0) { + result.status = 'Intersection'; + } + return result; + }; + + /** + * Checks if polygon intersects rectangle + * @static + * @param {Array} points + * @param {fabric.Point} r1 + * @param {fabric.Point} r2 + * @return {fabric.Intersection} + */ + fabric.Intersection.intersectPolygonRectangle = function (points, r1, r2) { + var min = r1.min(r2), + max = r1.max(r2), + topRight = new fabric.Point(max.x, min.y), + bottomLeft = new fabric.Point(min.x, max.y), + inter1 = Intersection.intersectLinePolygon(min, topRight, points), + inter2 = Intersection.intersectLinePolygon(topRight, max, points), + inter3 = Intersection.intersectLinePolygon(max, bottomLeft, points), + inter4 = Intersection.intersectLinePolygon(bottomLeft, min, points), + result = new Intersection(); + + result.appendPoints(inter1.points); + result.appendPoints(inter2.points); + result.appendPoints(inter3.points); + result.appendPoints(inter4.points); + + if (result.points.length > 0) { + result.status = 'Intersection'; + } + return result; + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }); + + if (fabric.Color) { + fabric.warn('fabric.Color is already defined.'); + return; + } + + /** + * Color class + * The purpose of {@link fabric.Color} is to abstract and encapsulate common color operations; + * {@link fabric.Color} is a constructor and creates instances of {@link fabric.Color} objects. + * + * @class fabric.Color + * @param {String} color optional in hex or rgb(a) or hsl format or from known color list + * @return {fabric.Color} thisArg + * @tutorial {@link http://fabricjs.com/fabric-intro-part-2/#colors} + */ + function Color(color) { + if (!color) { + this.setSource([0, 0, 0, 1]); + } + else { + this._tryParsingColor(color); + } + } + + fabric.Color = Color; + + fabric.Color.prototype = /** @lends fabric.Color.prototype */ { + + /** + * @private + * @param {String|Array} color Color value to parse + */ + _tryParsingColor: function(color) { + var source; + + if (color in Color.colorNameMap) { + color = Color.colorNameMap[color]; + } + + if (color === 'transparent') { + source = [255, 255, 255, 0]; + } + + if (!source) { + source = Color.sourceFromHex(color); + } + if (!source) { + source = Color.sourceFromRgb(color); + } + if (!source) { + source = Color.sourceFromHsl(color); + } + if (!source) { + //if color is not recognize let's make black as canvas does + source = [0, 0, 0, 1]; + } + if (source) { + this.setSource(source); + } + }, + + /** + * Adapted from https://github.com/mjijackson + * @private + * @param {Number} r Red color value + * @param {Number} g Green color value + * @param {Number} b Blue color value + * @return {Array} Hsl color + */ + _rgbToHsl: function(r, g, b) { + r /= 255; g /= 255; b /= 255; + + var h, s, l, + max = fabric.util.array.max([r, g, b]), + min = fabric.util.array.min([r, g, b]); + + l = (max + min) / 2; + + if (max === min) { + h = s = 0; // achromatic + } + else { + var d = max - min; + s = l > 0.5 ? d / (2 - max - min) : d / (max + min); + switch (max) { + case r: + h = (g - b) / d + (g < b ? 6 : 0); + break; + case g: + h = (b - r) / d + 2; + break; + case b: + h = (r - g) / d + 4; + break; + } + h /= 6; + } + + return [ + Math.round(h * 360), + Math.round(s * 100), + Math.round(l * 100) + ]; + }, + + /** + * Returns source of this color (where source is an array representation; ex: [200, 200, 100, 1]) + * @return {Array} + */ + getSource: function() { + return this._source; + }, + + /** + * Sets source of this color (where source is an array representation; ex: [200, 200, 100, 1]) + * @param {Array} source + */ + setSource: function(source) { + this._source = source; + }, + + /** + * Returns color representation in RGB format + * @return {String} ex: rgb(0-255,0-255,0-255) + */ + toRgb: function() { + var source = this.getSource(); + return 'rgb(' + source[0] + ',' + source[1] + ',' + source[2] + ')'; + }, + + /** + * Returns color representation in RGBA format + * @return {String} ex: rgba(0-255,0-255,0-255,0-1) + */ + toRgba: function() { + var source = this.getSource(); + return 'rgba(' + source[0] + ',' + source[1] + ',' + source[2] + ',' + source[3] + ')'; + }, + + /** + * Returns color representation in HSL format + * @return {String} ex: hsl(0-360,0%-100%,0%-100%) + */ + toHsl: function() { + var source = this.getSource(), + hsl = this._rgbToHsl(source[0], source[1], source[2]); + + return 'hsl(' + hsl[0] + ',' + hsl[1] + '%,' + hsl[2] + '%)'; + }, + + /** + * Returns color representation in HSLA format + * @return {String} ex: hsla(0-360,0%-100%,0%-100%,0-1) + */ + toHsla: function() { + var source = this.getSource(), + hsl = this._rgbToHsl(source[0], source[1], source[2]); + + return 'hsla(' + hsl[0] + ',' + hsl[1] + '%,' + hsl[2] + '%,' + source[3] + ')'; + }, + + /** + * Returns color representation in HEX format + * @return {String} ex: FF5555 + */ + toHex: function() { + var source = this.getSource(), r, g, b; + + r = source[0].toString(16); + r = (r.length === 1) ? ('0' + r) : r; + + g = source[1].toString(16); + g = (g.length === 1) ? ('0' + g) : g; + + b = source[2].toString(16); + b = (b.length === 1) ? ('0' + b) : b; + + return r.toUpperCase() + g.toUpperCase() + b.toUpperCase(); + }, + + /** + * Returns color representation in HEXA format + * @return {String} ex: FF5555CC + */ + toHexa: function() { + var source = this.getSource(), a; + + a = source[3] * 255; + a = a.toString(16); + a = (a.length === 1) ? ('0' + a) : a; + + return this.toHex() + a.toUpperCase(); + }, + + /** + * Gets value of alpha channel for this color + * @return {Number} 0-1 + */ + getAlpha: function() { + return this.getSource()[3]; + }, + + /** + * Sets value of alpha channel for this color + * @param {Number} alpha Alpha value 0-1 + * @return {fabric.Color} thisArg + */ + setAlpha: function(alpha) { + var source = this.getSource(); + source[3] = alpha; + this.setSource(source); + return this; + }, + + /** + * Transforms color to its grayscale representation + * @return {fabric.Color} thisArg + */ + toGrayscale: function() { + var source = this.getSource(), + average = parseInt((source[0] * 0.3 + source[1] * 0.59 + source[2] * 0.11).toFixed(0), 10), + currentAlpha = source[3]; + this.setSource([average, average, average, currentAlpha]); + return this; + }, + + /** + * Transforms color to its black and white representation + * @param {Number} threshold + * @return {fabric.Color} thisArg + */ + toBlackWhite: function(threshold) { + var source = this.getSource(), + average = (source[0] * 0.3 + source[1] * 0.59 + source[2] * 0.11).toFixed(0), + currentAlpha = source[3]; + + threshold = threshold || 127; + + average = (Number(average) < Number(threshold)) ? 0 : 255; + this.setSource([average, average, average, currentAlpha]); + return this; + }, + + /** + * Overlays color with another color + * @param {String|fabric.Color} otherColor + * @return {fabric.Color} thisArg + */ + overlayWith: function(otherColor) { + if (!(otherColor instanceof Color)) { + otherColor = new Color(otherColor); + } + + var result = [], + alpha = this.getAlpha(), + otherAlpha = 0.5, + source = this.getSource(), + otherSource = otherColor.getSource(); + + for (var i = 0; i < 3; i++) { + result.push(Math.round((source[i] * (1 - otherAlpha)) + (otherSource[i] * otherAlpha))); + } + + result[3] = alpha; + this.setSource(result); + return this; + } + }; + + /** + * Regex matching color in RGB or RGBA formats (ex: rgb(0, 0, 0), rgba(255, 100, 10, 0.5), rgba( 255 , 100 , 10 , 0.5 ), rgb(1,1,1), rgba(100%, 60%, 10%, 0.5)) + * @static + * @field + * @memberOf fabric.Color + */ + // eslint-disable-next-line max-len + fabric.Color.reRGBa = /^rgba?\(\s*(\d{1,3}(?:\.\d+)?\%?)\s*,\s*(\d{1,3}(?:\.\d+)?\%?)\s*,\s*(\d{1,3}(?:\.\d+)?\%?)\s*(?:\s*,\s*(\d+(?:\.\d+)?)\s*)?\)$/; + + /** + * Regex matching color in HSL or HSLA formats (ex: hsl(200, 80%, 10%), hsla(300, 50%, 80%, 0.5), hsla( 300 , 50% , 80% , 0.5 )) + * @static + * @field + * @memberOf fabric.Color + */ + fabric.Color.reHSLa = /^hsla?\(\s*(\d{1,3})\s*,\s*(\d{1,3}\%)\s*,\s*(\d{1,3}\%)\s*(?:\s*,\s*(\d+(?:\.\d+)?)\s*)?\)$/; + + /** + * Regex matching color in HEX format (ex: #FF5544CC, #FF5555, 010155, aff) + * @static + * @field + * @memberOf fabric.Color + */ + fabric.Color.reHex = /^#?([0-9a-f]{8}|[0-9a-f]{6}|[0-9a-f]{4}|[0-9a-f]{3})$/i; + + /** + * Map of the 17 basic color names with HEX code + * @static + * @field + * @memberOf fabric.Color + * @see: http://www.w3.org/TR/CSS2/syndata.html#color-units + */ + fabric.Color.colorNameMap = { + aqua: '#00FFFF', + black: '#000000', + blue: '#0000FF', + fuchsia: '#FF00FF', + gray: '#808080', + grey: '#808080', + green: '#008000', + lime: '#00FF00', + maroon: '#800000', + navy: '#000080', + olive: '#808000', + orange: '#FFA500', + purple: '#800080', + red: '#FF0000', + silver: '#C0C0C0', + teal: '#008080', + white: '#FFFFFF', + yellow: '#FFFF00' + }; + + /** + * @private + * @param {Number} p + * @param {Number} q + * @param {Number} t + * @return {Number} + */ + function hue2rgb(p, q, t) { + if (t < 0) { + t += 1; + } + if (t > 1) { + t -= 1; + } + if (t < 1 / 6) { + return p + (q - p) * 6 * t; + } + if (t < 1 / 2) { + return q; + } + if (t < 2 / 3) { + return p + (q - p) * (2 / 3 - t) * 6; + } + return p; + } + + /** + * Returns new color object, when given a color in RGB format + * @memberOf fabric.Color + * @param {String} color Color value ex: rgb(0-255,0-255,0-255) + * @return {fabric.Color} + */ + fabric.Color.fromRgb = function(color) { + return Color.fromSource(Color.sourceFromRgb(color)); + }; + + /** + * Returns array representation (ex: [100, 100, 200, 1]) of a color that's in RGB or RGBA format + * @memberOf fabric.Color + * @param {String} color Color value ex: rgb(0-255,0-255,0-255), rgb(0%-100%,0%-100%,0%-100%) + * @return {Array} source + */ + fabric.Color.sourceFromRgb = function(color) { + var match = color.match(Color.reRGBa); + if (match) { + var r = parseInt(match[1], 10) / (/%$/.test(match[1]) ? 100 : 1) * (/%$/.test(match[1]) ? 255 : 1), + g = parseInt(match[2], 10) / (/%$/.test(match[2]) ? 100 : 1) * (/%$/.test(match[2]) ? 255 : 1), + b = parseInt(match[3], 10) / (/%$/.test(match[3]) ? 100 : 1) * (/%$/.test(match[3]) ? 255 : 1); + + return [ + parseInt(r, 10), + parseInt(g, 10), + parseInt(b, 10), + match[4] ? parseFloat(match[4]) : 1 + ]; + } + }; + + /** + * Returns new color object, when given a color in RGBA format + * @static + * @function + * @memberOf fabric.Color + * @param {String} color + * @return {fabric.Color} + */ + fabric.Color.fromRgba = Color.fromRgb; + + /** + * Returns new color object, when given a color in HSL format + * @param {String} color Color value ex: hsl(0-260,0%-100%,0%-100%) + * @memberOf fabric.Color + * @return {fabric.Color} + */ + fabric.Color.fromHsl = function(color) { + return Color.fromSource(Color.sourceFromHsl(color)); + }; + + /** + * Returns array representation (ex: [100, 100, 200, 1]) of a color that's in HSL or HSLA format. + * Adapted from https://github.com/mjijackson + * @memberOf fabric.Color + * @param {String} color Color value ex: hsl(0-360,0%-100%,0%-100%) or hsla(0-360,0%-100%,0%-100%, 0-1) + * @return {Array} source + * @see http://http://www.w3.org/TR/css3-color/#hsl-color + */ + fabric.Color.sourceFromHsl = function(color) { + var match = color.match(Color.reHSLa); + if (!match) { + return; + } + + var h = (((parseFloat(match[1]) % 360) + 360) % 360) / 360, + s = parseFloat(match[2]) / (/%$/.test(match[2]) ? 100 : 1), + l = parseFloat(match[3]) / (/%$/.test(match[3]) ? 100 : 1), + r, g, b; + + if (s === 0) { + r = g = b = l; + } + else { + var q = l <= 0.5 ? l * (s + 1) : l + s - l * s, + p = l * 2 - q; + + r = hue2rgb(p, q, h + 1 / 3); + g = hue2rgb(p, q, h); + b = hue2rgb(p, q, h - 1 / 3); + } + + return [ + Math.round(r * 255), + Math.round(g * 255), + Math.round(b * 255), + match[4] ? parseFloat(match[4]) : 1 + ]; + }; + + /** + * Returns new color object, when given a color in HSLA format + * @static + * @function + * @memberOf fabric.Color + * @param {String} color + * @return {fabric.Color} + */ + fabric.Color.fromHsla = Color.fromHsl; + + /** + * Returns new color object, when given a color in HEX format + * @static + * @memberOf fabric.Color + * @param {String} color Color value ex: FF5555 + * @return {fabric.Color} + */ + fabric.Color.fromHex = function(color) { + return Color.fromSource(Color.sourceFromHex(color)); + }; + + /** + * Returns array representation (ex: [100, 100, 200, 1]) of a color that's in HEX format + * @static + * @memberOf fabric.Color + * @param {String} color ex: FF5555 or FF5544CC (RGBa) + * @return {Array} source + */ + fabric.Color.sourceFromHex = function(color) { + if (color.match(Color.reHex)) { + var value = color.slice(color.indexOf('#') + 1), + isShortNotation = (value.length === 3 || value.length === 4), + isRGBa = (value.length === 8 || value.length === 4), + r = isShortNotation ? (value.charAt(0) + value.charAt(0)) : value.substring(0, 2), + g = isShortNotation ? (value.charAt(1) + value.charAt(1)) : value.substring(2, 4), + b = isShortNotation ? (value.charAt(2) + value.charAt(2)) : value.substring(4, 6), + a = isRGBa ? (isShortNotation ? (value.charAt(3) + value.charAt(3)) : value.substring(6, 8)) : 'FF'; + + return [ + parseInt(r, 16), + parseInt(g, 16), + parseInt(b, 16), + parseFloat((parseInt(a, 16) / 255).toFixed(2)) + ]; + } + }; + + /** + * Returns new color object, when given color in array representation (ex: [200, 100, 100, 0.5]) + * @static + * @memberOf fabric.Color + * @param {Array} source + * @return {fabric.Color} + */ + fabric.Color.fromSource = function(source) { + var oColor = new Color(); + oColor.setSource(source); + return oColor; + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function() { + + /* _FROM_SVG_START_ */ + function getColorStop(el) { + var style = el.getAttribute('style'), + offset = el.getAttribute('offset') || 0, + color, colorAlpha, opacity; + + // convert percents to absolute values + offset = parseFloat(offset) / (/%$/.test(offset) ? 100 : 1); + offset = offset < 0 ? 0 : offset > 1 ? 1 : offset; + if (style) { + var keyValuePairs = style.split(/\s*;\s*/); + + if (keyValuePairs[keyValuePairs.length - 1] === '') { + keyValuePairs.pop(); + } + + for (var i = keyValuePairs.length; i--; ) { + + var split = keyValuePairs[i].split(/\s*:\s*/), + key = split[0].trim(), + value = split[1].trim(); + + if (key === 'stop-color') { + color = value; + } + else if (key === 'stop-opacity') { + opacity = value; + } + } + } + + if (!color) { + color = el.getAttribute('stop-color') || 'rgb(0,0,0)'; + } + if (!opacity) { + opacity = el.getAttribute('stop-opacity'); + } + + color = new fabric.Color(color); + colorAlpha = color.getAlpha(); + opacity = isNaN(parseFloat(opacity)) ? 1 : parseFloat(opacity); + opacity *= colorAlpha; + + return { + offset: offset, + color: color.toRgb(), + opacity: opacity + }; + } + + function getLinearCoords(el) { + return { + x1: el.getAttribute('x1') || 0, + y1: el.getAttribute('y1') || 0, + x2: el.getAttribute('x2') || '100%', + y2: el.getAttribute('y2') || 0 + }; + } + + function getRadialCoords(el) { + return { + x1: el.getAttribute('fx') || el.getAttribute('cx') || '50%', + y1: el.getAttribute('fy') || el.getAttribute('cy') || '50%', + r1: 0, + x2: el.getAttribute('cx') || '50%', + y2: el.getAttribute('cy') || '50%', + r2: el.getAttribute('r') || '50%' + }; + } + /* _FROM_SVG_END_ */ + + var clone = fabric.util.object.clone; + + /** + * Gradient class + * @class fabric.Gradient + * @tutorial {@link http://fabricjs.com/fabric-intro-part-2#gradients} + * @see {@link fabric.Gradient#initialize} for constructor definition + */ + fabric.Gradient = fabric.util.createClass(/** @lends fabric.Gradient.prototype */ { + + /** + * Horizontal offset for aligning gradients coming from SVG when outside pathgroups + * @type Number + * @default 0 + */ + offsetX: 0, + + /** + * Vertical offset for aligning gradients coming from SVG when outside pathgroups + * @type Number + * @default 0 + */ + offsetY: 0, + + /** + * Constructor + * @param {Object} [options] Options object with type, coords, gradientUnits and colorStops + * @return {fabric.Gradient} thisArg + */ + initialize: function(options) { + options || (options = { }); + + var coords = { }; + + this.id = fabric.Object.__uid++; + this.type = options.type || 'linear'; + + coords = { + x1: options.coords.x1 || 0, + y1: options.coords.y1 || 0, + x2: options.coords.x2 || 0, + y2: options.coords.y2 || 0 + }; + + if (this.type === 'radial') { + coords.r1 = options.coords.r1 || 0; + coords.r2 = options.coords.r2 || 0; + } + this.coords = coords; + this.colorStops = options.colorStops.slice(); + if (options.gradientTransform) { + this.gradientTransform = options.gradientTransform; + } + this.offsetX = options.offsetX || this.offsetX; + this.offsetY = options.offsetY || this.offsetY; + }, + + /** + * Adds another colorStop + * @param {Object} colorStop Object with offset and color + * @return {fabric.Gradient} thisArg + */ + addColorStop: function(colorStops) { + for (var position in colorStops) { + var color = new fabric.Color(colorStops[position]); + this.colorStops.push({ + offset: parseFloat(position), + color: color.toRgb(), + opacity: color.getAlpha() + }); + } + return this; + }, + + /** + * Returns object representation of a gradient + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} + */ + toObject: function(propertiesToInclude) { + var object = { + type: this.type, + coords: this.coords, + colorStops: this.colorStops, + offsetX: this.offsetX, + offsetY: this.offsetY, + gradientTransform: this.gradientTransform ? this.gradientTransform.concat() : this.gradientTransform + }; + fabric.util.populateWithProperties(this, object, propertiesToInclude); + + return object; + }, + + /* _TO_SVG_START_ */ + /** + * Returns SVG representation of an gradient + * @param {Object} object Object to create a gradient for + * @return {String} SVG representation of an gradient (linear/radial) + */ + toSVG: function(object) { + var coords = clone(this.coords, true), + markup, commonAttributes, colorStops = clone(this.colorStops, true), + needsSwap = coords.r1 > coords.r2; + // colorStops must be sorted ascending + colorStops.sort(function(a, b) { + return a.offset - b.offset; + }); + + if (!(object.group && object.group.type === 'path-group')) { + for (var prop in coords) { + if (prop === 'x1' || prop === 'x2') { + coords[prop] += this.offsetX - object.width / 2; + } + else if (prop === 'y1' || prop === 'y2') { + coords[prop] += this.offsetY - object.height / 2; + } + } + } + + commonAttributes = 'id="SVGID_' + this.id + + '" gradientUnits="userSpaceOnUse"'; + if (this.gradientTransform) { + commonAttributes += ' gradientTransform="matrix(' + this.gradientTransform.join(' ') + ')" '; + } + if (this.type === 'linear') { + markup = [ + '\n' + ]; + } + else if (this.type === 'radial') { + // svg radial gradient has just 1 radius. the biggest. + markup = [ + '\n' + ]; + } + + if (this.type === 'radial') { + if (needsSwap) { + // svg goes from internal to external radius. if radius are inverted, swap color stops. + colorStops = colorStops.concat(); + colorStops.reverse(); + for (var i = 0; i < colorStops.length; i++) { + colorStops[i].offset = 1 - colorStops[i].offset; + } + } + var minRadius = Math.min(coords.r1, coords.r2); + if (minRadius > 0) { + // i have to shift all colorStops and add new one in 0. + var maxRadius = Math.max(coords.r1, coords.r2), + percentageShift = minRadius / maxRadius; + for (var i = 0; i < colorStops.length; i++) { + colorStops[i].offset += percentageShift * (1 - colorStops[i].offset); + } + } + } + + for (var i = 0; i < colorStops.length; i++) { + var colorStop = colorStops[i]; + markup.push( + '\n' + ); + } + + markup.push((this.type === 'linear' ? '\n' : '\n')); + + return markup.join(''); + }, + /* _TO_SVG_END_ */ + + /** + * Returns an instance of CanvasGradient + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Object} object + * @return {CanvasGradient} + */ + toLive: function(ctx, object) { + var gradient, prop, coords = fabric.util.object.clone(this.coords); + + if (!this.type) { + return; + } + + if (object.group && object.group.type === 'path-group') { + for (prop in coords) { + if (prop === 'x1' || prop === 'x2') { + coords[prop] += -this.offsetX + object.width / 2; + } + else if (prop === 'y1' || prop === 'y2') { + coords[prop] += -this.offsetY + object.height / 2; + } + } + } + + if (this.type === 'linear') { + gradient = ctx.createLinearGradient( + coords.x1, coords.y1, coords.x2, coords.y2); + } + else if (this.type === 'radial') { + gradient = ctx.createRadialGradient( + coords.x1, coords.y1, coords.r1, coords.x2, coords.y2, coords.r2); + } + + for (var i = 0, len = this.colorStops.length; i < len; i++) { + var color = this.colorStops[i].color, + opacity = this.colorStops[i].opacity, + offset = this.colorStops[i].offset; + + if (typeof opacity !== 'undefined') { + color = new fabric.Color(color).setAlpha(opacity).toRgba(); + } + gradient.addColorStop(offset, color); + } + + return gradient; + } + }); + + fabric.util.object.extend(fabric.Gradient, { + + /* _FROM_SVG_START_ */ + /** + * Returns {@link fabric.Gradient} instance from an SVG element + * @static + * @memberOf fabric.Gradient + * @param {SVGGradientElement} el SVG gradient element + * @param {fabric.Object} instance + * @return {fabric.Gradient} Gradient instance + * @see http://www.w3.org/TR/SVG/pservers.html#LinearGradientElement + * @see http://www.w3.org/TR/SVG/pservers.html#RadialGradientElement + */ + fromElement: function(el, instance) { + + /** + * @example: + * + * + * + * + * + * + * OR + * + * + * + * + * + * + * OR + * + * + * + * + * + * + * + * OR + * + * + * + * + * + * + * + */ + + var colorStopEls = el.getElementsByTagName('stop'), + type, + gradientUnits = el.getAttribute('gradientUnits') || 'objectBoundingBox', + gradientTransform = el.getAttribute('gradientTransform'), + colorStops = [], + coords, ellipseMatrix; + + if (el.nodeName === 'linearGradient' || el.nodeName === 'LINEARGRADIENT') { + type = 'linear'; + } + else { + type = 'radial'; + } + + if (type === 'linear') { + coords = getLinearCoords(el); + } + else if (type === 'radial') { + coords = getRadialCoords(el); + } + + for (var i = colorStopEls.length; i--; ) { + colorStops.push(getColorStop(colorStopEls[i])); + } + + ellipseMatrix = _convertPercentUnitsToValues(instance, coords, gradientUnits); + + var gradient = new fabric.Gradient({ + type: type, + coords: coords, + colorStops: colorStops, + offsetX: -instance.left, + offsetY: -instance.top + }); + + if (gradientTransform || ellipseMatrix !== '') { + gradient.gradientTransform = fabric.parseTransformAttribute((gradientTransform || '') + ellipseMatrix); + } + return gradient; + }, + /* _FROM_SVG_END_ */ + + /** + * Returns {@link fabric.Gradient} instance from its object representation + * @static + * @memberOf fabric.Gradient + * @param {Object} obj + * @param {Object} [options] Options object + */ + forObject: function(obj, options) { + options || (options = { }); + _convertPercentUnitsToValues(obj, options.coords, 'userSpaceOnUse'); + return new fabric.Gradient(options); + } + }); + + /** + * @private + */ + function _convertPercentUnitsToValues(object, options, gradientUnits) { + var propValue, addFactor = 0, multFactor = 1, ellipseMatrix = ''; + for (var prop in options) { + if (options[prop] === 'Infinity') { + options[prop] = 1; + } + else if (options[prop] === '-Infinity') { + options[prop] = 0; + } + propValue = parseFloat(options[prop], 10); + if (typeof options[prop] === 'string' && /^\d+%$/.test(options[prop])) { + multFactor = 0.01; + } + else { + multFactor = 1; + } + if (prop === 'x1' || prop === 'x2' || prop === 'r2') { + multFactor *= gradientUnits === 'objectBoundingBox' ? object.width : 1; + addFactor = gradientUnits === 'objectBoundingBox' ? object.left || 0 : 0; + } + else if (prop === 'y1' || prop === 'y2') { + multFactor *= gradientUnits === 'objectBoundingBox' ? object.height : 1; + addFactor = gradientUnits === 'objectBoundingBox' ? object.top || 0 : 0; + } + options[prop] = propValue * multFactor + addFactor; + } + if (object.type === 'ellipse' && + options.r2 !== null && + gradientUnits === 'objectBoundingBox' && + object.rx !== object.ry) { + + var scaleFactor = object.ry / object.rx; + ellipseMatrix = ' scale(1, ' + scaleFactor + ')'; + if (options.y1) { + options.y1 /= scaleFactor; + } + if (options.y2) { + options.y2 /= scaleFactor; + } + } + return ellipseMatrix; + } +})(); + + +(function() { + + 'use strict'; + + var toFixed = fabric.util.toFixed; + + /** + * Pattern class + * @class fabric.Pattern + * @see {@link http://fabricjs.com/patterns|Pattern demo} + * @see {@link http://fabricjs.com/dynamic-patterns|DynamicPattern demo} + * @see {@link fabric.Pattern#initialize} for constructor definition + */ + + + fabric.Pattern = fabric.util.createClass(/** @lends fabric.Pattern.prototype */ { + + /** + * Repeat property of a pattern (one of repeat, repeat-x, repeat-y or no-repeat) + * @type String + * @default + */ + repeat: 'repeat', + + /** + * Pattern horizontal offset from object's left/top corner + * @type Number + * @default + */ + offsetX: 0, + + /** + * Pattern vertical offset from object's left/top corner + * @type Number + * @default + */ + offsetY: 0, + + /** + * Constructor + * @param {Object} [options] Options object + * @param {Function} [callback] function to invoke after callback init. + * @return {fabric.Pattern} thisArg + */ + initialize: function(options, callback) { + options || (options = { }); + + this.id = fabric.Object.__uid++; + this.setOptions(options); + if (!options.source || (options.source && typeof options.source !== 'string')) { + callback && callback(this); + return; + } + // function string + if (typeof fabric.util.getFunctionBody(options.source) !== 'undefined') { + this.source = new Function(fabric.util.getFunctionBody(options.source)); + callback && callback(this); + } + else { + // img src string + var _this = this; + this.source = fabric.util.createImage(); + fabric.util.loadImage(options.source, function(img) { + _this.source = img; + callback && callback(_this); + }); + } + }, + + /** + * Returns object representation of a pattern + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} Object representation of a pattern instance + */ + toObject: function(propertiesToInclude) { + var NUM_FRACTION_DIGITS = fabric.Object.NUM_FRACTION_DIGITS, + source, object; + + // callback + if (typeof this.source === 'function') { + source = String(this.source); + } + // element + else if (typeof this.source.src === 'string') { + source = this.source.src; + } + // element + else if (typeof this.source === 'object' && this.source.toDataURL) { + source = this.source.toDataURL(); + } + + object = { + type: 'pattern', + source: source, + repeat: this.repeat, + offsetX: toFixed(this.offsetX, NUM_FRACTION_DIGITS), + offsetY: toFixed(this.offsetY, NUM_FRACTION_DIGITS), + }; + fabric.util.populateWithProperties(this, object, propertiesToInclude); + + return object; + }, + + /* _TO_SVG_START_ */ + /** + * Returns SVG representation of a pattern + * @param {fabric.Object} object + * @return {String} SVG representation of a pattern + */ + toSVG: function(object) { + var patternSource = typeof this.source === 'function' ? this.source() : this.source, + patternWidth = patternSource.width / object.width, + patternHeight = patternSource.height / object.height, + patternOffsetX = this.offsetX / object.width, + patternOffsetY = this.offsetY / object.height, + patternImgSrc = ''; + if (this.repeat === 'repeat-x' || this.repeat === 'no-repeat') { + patternHeight = 1; + } + if (this.repeat === 'repeat-y' || this.repeat === 'no-repeat') { + patternWidth = 1; + } + if (patternSource.src) { + patternImgSrc = patternSource.src; + } + else if (patternSource.toDataURL) { + patternImgSrc = patternSource.toDataURL(); + } + + return '\n' + + '\n' + + '\n'; + }, + /* _TO_SVG_END_ */ + + setOptions: function(options) { + for (var prop in options) { + this[prop] = options[prop]; + } + }, + + /** + * Returns an instance of CanvasPattern + * @param {CanvasRenderingContext2D} ctx Context to create pattern + * @return {CanvasPattern} + */ + toLive: function(ctx) { + var source = typeof this.source === 'function' ? this.source() : this.source; + + // if the image failed to load, return, and allow rest to continue loading + if (!source) { + return ''; + } + + // if an image + if (typeof source.src !== 'undefined') { + if (!source.complete) { + return ''; + } + if (source.naturalWidth === 0 || source.naturalHeight === 0) { + return ''; + } + } + return ctx.createPattern(source, this.repeat); + } + }); +})(); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + toFixed = fabric.util.toFixed; + + if (fabric.Shadow) { + fabric.warn('fabric.Shadow is already defined.'); + return; + } + + /** + * Shadow class + * @class fabric.Shadow + * @see {@link http://fabricjs.com/shadows|Shadow demo} + * @see {@link fabric.Shadow#initialize} for constructor definition + */ + fabric.Shadow = fabric.util.createClass(/** @lends fabric.Shadow.prototype */ { + + /** + * Shadow color + * @type String + * @default + */ + color: 'rgb(0,0,0)', + + /** + * Shadow blur + * @type Number + */ + blur: 0, + + /** + * Shadow horizontal offset + * @type Number + * @default + */ + offsetX: 0, + + /** + * Shadow vertical offset + * @type Number + * @default + */ + offsetY: 0, + + /** + * Whether the shadow should affect stroke operations + * @type Boolean + * @default + */ + affectStroke: false, + + /** + * Indicates whether toObject should include default values + * @type Boolean + * @default + */ + includeDefaultValues: true, + + /** + * Constructor + * @param {Object|String} [options] Options object with any of color, blur, offsetX, offsetX properties or string (e.g. "rgba(0,0,0,0.2) 2px 2px 10px, "2px 2px 10px rgba(0,0,0,0.2)") + * @return {fabric.Shadow} thisArg + */ + initialize: function(options) { + + if (typeof options === 'string') { + options = this._parseShadow(options); + } + + for (var prop in options) { + this[prop] = options[prop]; + } + + this.id = fabric.Object.__uid++; + }, + + /** + * @private + * @param {String} shadow Shadow value to parse + * @return {Object} Shadow object with color, offsetX, offsetY and blur + */ + _parseShadow: function(shadow) { + var shadowStr = shadow.trim(), + offsetsAndBlur = fabric.Shadow.reOffsetsAndBlur.exec(shadowStr) || [], + color = shadowStr.replace(fabric.Shadow.reOffsetsAndBlur, '') || 'rgb(0,0,0)'; + + return { + color: color.trim(), + offsetX: parseInt(offsetsAndBlur[1], 10) || 0, + offsetY: parseInt(offsetsAndBlur[2], 10) || 0, + blur: parseInt(offsetsAndBlur[3], 10) || 0 + }; + }, + + /** + * Returns a string representation of an instance + * @see http://www.w3.org/TR/css-text-decor-3/#text-shadow + * @return {String} Returns CSS3 text-shadow declaration + */ + toString: function() { + return [this.offsetX, this.offsetY, this.blur, this.color].join('px '); + }, + + /* _TO_SVG_START_ */ + /** + * Returns SVG representation of a shadow + * @param {fabric.Object} object + * @return {String} SVG representation of a shadow + */ + toSVG: function(object) { + var fBoxX = 40, fBoxY = 40, NUM_FRACTION_DIGITS = fabric.Object.NUM_FRACTION_DIGITS, + offset = fabric.util.rotateVector( + { x: this.offsetX, y: this.offsetY }, + fabric.util.degreesToRadians(-object.angle)), + BLUR_BOX = 20; + + if (object.width && object.height) { + //http://www.w3.org/TR/SVG/filters.html#FilterEffectsRegion + // we add some extra space to filter box to contain the blur ( 20 ) + fBoxX = toFixed((Math.abs(offset.x) + this.blur) / object.width, NUM_FRACTION_DIGITS) * 100 + BLUR_BOX; + fBoxY = toFixed((Math.abs(offset.y) + this.blur) / object.height, NUM_FRACTION_DIGITS) * 100 + BLUR_BOX; + } + if (object.flipX) { + offset.x *= -1; + } + if (object.flipY) { + offset.y *= -1; + } + return ( + '\n' + + '\t\n' + + '\t\n' + + '\t\n' + + '\t\n' + + '\t\n' + + '\t\t\n' + + '\t\t\n' + + '\t\n' + + '\n'); + }, + /* _TO_SVG_END_ */ + + /** + * Returns object representation of a shadow + * @return {Object} Object representation of a shadow instance + */ + toObject: function() { + if (this.includeDefaultValues) { + return { + color: this.color, + blur: this.blur, + offsetX: this.offsetX, + offsetY: this.offsetY, + affectStroke: this.affectStroke + }; + } + var obj = { }, proto = fabric.Shadow.prototype; + + ['color', 'blur', 'offsetX', 'offsetY', 'affectStroke'].forEach(function(prop) { + if (this[prop] !== proto[prop]) { + obj[prop] = this[prop]; + } + }, this); + + return obj; + } + }); + + /** + * Regex matching shadow offsetX, offsetY and blur (ex: "2px 2px 10px rgba(0,0,0,0.2)", "rgb(0,255,0) 2px 2px") + * @static + * @field + * @memberOf fabric.Shadow + */ + // eslint-disable-next-line max-len + fabric.Shadow.reOffsetsAndBlur = /(?:\s|^)(-?\d+(?:px)?(?:\s?|$))?(-?\d+(?:px)?(?:\s?|$))?(\d+(?:px)?)?(?:\s?|$)(?:$|\s)/; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function () { + + 'use strict'; + + if (fabric.StaticCanvas) { + fabric.warn('fabric.StaticCanvas is already defined.'); + return; + } + + // aliases for faster resolution + var extend = fabric.util.object.extend, + getElementOffset = fabric.util.getElementOffset, + removeFromArray = fabric.util.removeFromArray, + toFixed = fabric.util.toFixed, + transformPoint = fabric.util.transformPoint, + invertTransform = fabric.util.invertTransform, + + CANVAS_INIT_ERROR = new Error('Could not initialize `canvas` element'); + + /** + * Static canvas class + * @class fabric.StaticCanvas + * @mixes fabric.Collection + * @mixes fabric.Observable + * @see {@link http://fabricjs.com/static_canvas|StaticCanvas demo} + * @see {@link fabric.StaticCanvas#initialize} for constructor definition + * @fires before:render + * @fires after:render + * @fires canvas:cleared + * @fires object:added + * @fires object:removed + */ + fabric.StaticCanvas = fabric.util.createClass(fabric.CommonMethods, /** @lends fabric.StaticCanvas.prototype */ { + + /** + * Constructor + * @param {HTMLElement | String} el <canvas> element to initialize instance on + * @param {Object} [options] Options object + * @return {Object} thisArg + */ + initialize: function(el, options) { + options || (options = { }); + + this._initStatic(el, options); + }, + + /** + * Background color of canvas instance. + * Should be set via {@link fabric.StaticCanvas#setBackgroundColor}. + * @type {(String|fabric.Pattern)} + * @default + */ + backgroundColor: '', + + /** + * Background image of canvas instance. + * Should be set via {@link fabric.StaticCanvas#setBackgroundImage}. + * Backwards incompatibility note: The "backgroundImageOpacity" + * and "backgroundImageStretch" properties are deprecated since 1.3.9. + * Use {@link fabric.Image#opacity}, {@link fabric.Image#width} and {@link fabric.Image#height}. + * @type fabric.Image + * @default + */ + backgroundImage: null, + + /** + * Overlay color of canvas instance. + * Should be set via {@link fabric.StaticCanvas#setOverlayColor} + * @since 1.3.9 + * @type {(String|fabric.Pattern)} + * @default + */ + overlayColor: '', + + /** + * Overlay image of canvas instance. + * Should be set via {@link fabric.StaticCanvas#setOverlayImage}. + * Backwards incompatibility note: The "overlayImageLeft" + * and "overlayImageTop" properties are deprecated since 1.3.9. + * Use {@link fabric.Image#left} and {@link fabric.Image#top}. + * @type fabric.Image + * @default + */ + overlayImage: null, + + /** + * Indicates whether toObject/toDatalessObject should include default values + * @type Boolean + * @default + */ + includeDefaultValues: true, + + /** + * Indicates whether objects' state should be saved + * @type Boolean + * @default + */ + stateful: false, + + /** + * Indicates whether {@link fabric.Collection.add}, {@link fabric.Collection.insertAt} and {@link fabric.Collection.remove} should also re-render canvas. + * Disabling this option could give a great performance boost when adding/removing a lot of objects to/from canvas at once + * (followed by a manual rendering after addition/deletion) + * @type Boolean + * @default + */ + renderOnAddRemove: true, + + /** + * Function that determines clipping of entire canvas area + * Being passed context as first argument. See clipping canvas area in {@link https://github.com/kangax/fabric.js/wiki/FAQ} + * @type Function + * @default + */ + clipTo: null, + + /** + * Indicates whether object controls (borders/controls) are rendered above overlay image + * @type Boolean + * @default + */ + controlsAboveOverlay: false, + + /** + * Indicates whether the browser can be scrolled when using a touchscreen and dragging on the canvas + * @type Boolean + * @default + */ + allowTouchScrolling: false, + + /** + * Indicates whether this canvas will use image smoothing, this is on by default in browsers + * @type Boolean + * @default + */ + imageSmoothingEnabled: true, + + /** + * The transformation (in the format of Canvas transform) which focuses the viewport + * @type Array + * @default + */ + viewportTransform: fabric.iMatrix.concat(), + + /** + * if set to false background image is not affected by viewport transform + * @since 1.6.3 + * @type Boolean + * @default + */ + backgroundVpt: true, + + /** + * if set to false overlya image is not affected by viewport transform + * @since 1.6.3 + * @type Boolean + * @default + */ + overlayVpt: true, + + /** + * Callback; invoked right before object is about to be scaled/rotated + */ + onBeforeScaleRotate: function () { + /* NOOP */ + }, + + /** + * When true, canvas is scaled by devicePixelRatio for better rendering on retina screens + */ + enableRetinaScaling: true, + + /** + * Describe canvas element extension over design + * properties are tl,tr,bl,br. + * if canvas is not zoomed/panned those points are the four corner of canvas + * if canvas is viewportTransformed you those points indicate the extension + * of canvas element in plain untrasformed coordinates + * The coordinates get updated with @method calcViewportBoundaries. + * @memberOf fabric.StaticCanvas.prototype + */ + vptCoords: { }, + + /** + * Based on vptCoords and object.aCoords, skip rendering of objects that + * are not included in current viewport. + * May greatly help in applications with crowded canvas and use of zoom/pan + * If One of the corner of the bounding box of the object is on the canvas + * the objects get rendered. + * @memberOf fabric.StaticCanvas.prototype + */ + skipOffscreen: false, + + /** + * @private + * @param {HTMLElement | String} el <canvas> element to initialize instance on + * @param {Object} [options] Options object + */ + _initStatic: function(el, options) { + var cb = fabric.StaticCanvas.prototype.renderAll.bind(this); + this._objects = []; + this._createLowerCanvas(el); + this._initOptions(options); + this._setImageSmoothing(); + // only initialize retina scaling once + if (!this.interactive) { + this._initRetinaScaling(); + } + + if (options.overlayImage) { + this.setOverlayImage(options.overlayImage, cb); + } + if (options.backgroundImage) { + this.setBackgroundImage(options.backgroundImage, cb); + } + if (options.backgroundColor) { + this.setBackgroundColor(options.backgroundColor, cb); + } + if (options.overlayColor) { + this.setOverlayColor(options.overlayColor, cb); + } + this.calcOffset(); + }, + + /** + * @private + */ + _isRetinaScaling: function() { + return (fabric.devicePixelRatio !== 1 && this.enableRetinaScaling); + }, + + /** + * @private + * @return {Number} retinaScaling if applied, otherwise 1; + */ + getRetinaScaling: function() { + return this._isRetinaScaling() ? fabric.devicePixelRatio : 1; + }, + + /** + * @private + */ + _initRetinaScaling: function() { + if (!this._isRetinaScaling()) { + return; + } + this.lowerCanvasEl.setAttribute('width', this.width * fabric.devicePixelRatio); + this.lowerCanvasEl.setAttribute('height', this.height * fabric.devicePixelRatio); + + this.contextContainer.scale(fabric.devicePixelRatio, fabric.devicePixelRatio); + }, + + /** + * Calculates canvas element offset relative to the document + * This method is also attached as "resize" event handler of window + * @return {fabric.Canvas} instance + * @chainable + */ + calcOffset: function () { + this._offset = getElementOffset(this.lowerCanvasEl); + return this; + }, + + /** + * Sets {@link fabric.StaticCanvas#overlayImage|overlay image} for this canvas + * @param {(fabric.Image|String)} image fabric.Image instance or URL of an image to set overlay to + * @param {Function} callback callback to invoke when image is loaded and set as an overlay + * @param {Object} [options] Optional options to set for the {@link fabric.Image|overlay image}. + * @return {fabric.Canvas} thisArg + * @chainable + * @see {@link http://jsfiddle.net/fabricjs/MnzHT/|jsFiddle demo} + * @example Normal overlayImage with left/top = 0 + * canvas.setOverlayImage('http://fabricjs.com/assets/jail_cell_bars.png', canvas.renderAll.bind(canvas), { + * // Needed to position overlayImage at 0/0 + * originX: 'left', + * originY: 'top' + * }); + * @example overlayImage with different properties + * canvas.setOverlayImage('http://fabricjs.com/assets/jail_cell_bars.png', canvas.renderAll.bind(canvas), { + * opacity: 0.5, + * angle: 45, + * left: 400, + * top: 400, + * originX: 'left', + * originY: 'top' + * }); + * @example Stretched overlayImage #1 - width/height correspond to canvas width/height + * fabric.Image.fromURL('http://fabricjs.com/assets/jail_cell_bars.png', function(img) { + * img.set({width: canvas.width, height: canvas.height, originX: 'left', originY: 'top'}); + * canvas.setOverlayImage(img, canvas.renderAll.bind(canvas)); + * }); + * @example Stretched overlayImage #2 - width/height correspond to canvas width/height + * canvas.setOverlayImage('http://fabricjs.com/assets/jail_cell_bars.png', canvas.renderAll.bind(canvas), { + * width: canvas.width, + * height: canvas.height, + * // Needed to position overlayImage at 0/0 + * originX: 'left', + * originY: 'top' + * }); + * @example overlayImage loaded from cross-origin + * canvas.setOverlayImage('http://fabricjs.com/assets/jail_cell_bars.png', canvas.renderAll.bind(canvas), { + * opacity: 0.5, + * angle: 45, + * left: 400, + * top: 400, + * originX: 'left', + * originY: 'top', + * crossOrigin: 'anonymous' + * }); + */ + setOverlayImage: function (image, callback, options) { + return this.__setBgOverlayImage('overlayImage', image, callback, options); + }, + + /** + * Sets {@link fabric.StaticCanvas#backgroundImage|background image} for this canvas + * @param {(fabric.Image|String)} image fabric.Image instance or URL of an image to set background to + * @param {Function} callback Callback to invoke when image is loaded and set as background + * @param {Object} [options] Optional options to set for the {@link fabric.Image|background image}. + * @return {fabric.Canvas} thisArg + * @chainable + * @see {@link http://jsfiddle.net/fabricjs/YH9yD/|jsFiddle demo} + * @example Normal backgroundImage with left/top = 0 + * canvas.setBackgroundImage('http://fabricjs.com/assets/honey_im_subtle.png', canvas.renderAll.bind(canvas), { + * // Needed to position backgroundImage at 0/0 + * originX: 'left', + * originY: 'top' + * }); + * @example backgroundImage with different properties + * canvas.setBackgroundImage('http://fabricjs.com/assets/honey_im_subtle.png', canvas.renderAll.bind(canvas), { + * opacity: 0.5, + * angle: 45, + * left: 400, + * top: 400, + * originX: 'left', + * originY: 'top' + * }); + * @example Stretched backgroundImage #1 - width/height correspond to canvas width/height + * fabric.Image.fromURL('http://fabricjs.com/assets/honey_im_subtle.png', function(img) { + * img.set({width: canvas.width, height: canvas.height, originX: 'left', originY: 'top'}); + * canvas.setBackgroundImage(img, canvas.renderAll.bind(canvas)); + * }); + * @example Stretched backgroundImage #2 - width/height correspond to canvas width/height + * canvas.setBackgroundImage('http://fabricjs.com/assets/honey_im_subtle.png', canvas.renderAll.bind(canvas), { + * width: canvas.width, + * height: canvas.height, + * // Needed to position backgroundImage at 0/0 + * originX: 'left', + * originY: 'top' + * }); + * @example backgroundImage loaded from cross-origin + * canvas.setBackgroundImage('http://fabricjs.com/assets/honey_im_subtle.png', canvas.renderAll.bind(canvas), { + * opacity: 0.5, + * angle: 45, + * left: 400, + * top: 400, + * originX: 'left', + * originY: 'top', + * crossOrigin: 'anonymous' + * }); + */ + setBackgroundImage: function (image, callback, options) { + return this.__setBgOverlayImage('backgroundImage', image, callback, options); + }, + + /** + * Sets {@link fabric.StaticCanvas#overlayColor|background color} for this canvas + * @param {(String|fabric.Pattern)} overlayColor Color or pattern to set background color to + * @param {Function} callback Callback to invoke when background color is set + * @return {fabric.Canvas} thisArg + * @chainable + * @see {@link http://jsfiddle.net/fabricjs/pB55h/|jsFiddle demo} + * @example Normal overlayColor - color value + * canvas.setOverlayColor('rgba(255, 73, 64, 0.6)', canvas.renderAll.bind(canvas)); + * @example fabric.Pattern used as overlayColor + * canvas.setOverlayColor({ + * source: 'http://fabricjs.com/assets/escheresque_ste.png' + * }, canvas.renderAll.bind(canvas)); + * @example fabric.Pattern used as overlayColor with repeat and offset + * canvas.setOverlayColor({ + * source: 'http://fabricjs.com/assets/escheresque_ste.png', + * repeat: 'repeat', + * offsetX: 200, + * offsetY: 100 + * }, canvas.renderAll.bind(canvas)); + */ + setOverlayColor: function(overlayColor, callback) { + return this.__setBgOverlayColor('overlayColor', overlayColor, callback); + }, + + /** + * Sets {@link fabric.StaticCanvas#backgroundColor|background color} for this canvas + * @param {(String|fabric.Pattern)} backgroundColor Color or pattern to set background color to + * @param {Function} callback Callback to invoke when background color is set + * @return {fabric.Canvas} thisArg + * @chainable + * @see {@link http://jsfiddle.net/fabricjs/hXzvk/|jsFiddle demo} + * @example Normal backgroundColor - color value + * canvas.setBackgroundColor('rgba(255, 73, 64, 0.6)', canvas.renderAll.bind(canvas)); + * @example fabric.Pattern used as backgroundColor + * canvas.setBackgroundColor({ + * source: 'http://fabricjs.com/assets/escheresque_ste.png' + * }, canvas.renderAll.bind(canvas)); + * @example fabric.Pattern used as backgroundColor with repeat and offset + * canvas.setBackgroundColor({ + * source: 'http://fabricjs.com/assets/escheresque_ste.png', + * repeat: 'repeat', + * offsetX: 200, + * offsetY: 100 + * }, canvas.renderAll.bind(canvas)); + */ + setBackgroundColor: function(backgroundColor, callback) { + return this.__setBgOverlayColor('backgroundColor', backgroundColor, callback); + }, + + /** + * @private + * @see {@link http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#dom-context-2d-imagesmoothingenabled|WhatWG Canvas Standard} + */ + _setImageSmoothing: function() { + var ctx = this.getContext(); + + ctx.imageSmoothingEnabled = ctx.imageSmoothingEnabled || ctx.webkitImageSmoothingEnabled + || ctx.mozImageSmoothingEnabled || ctx.msImageSmoothingEnabled || ctx.oImageSmoothingEnabled; + ctx.imageSmoothingEnabled = this.imageSmoothingEnabled; + }, + + /** + * @private + * @param {String} property Property to set ({@link fabric.StaticCanvas#backgroundImage|backgroundImage} + * or {@link fabric.StaticCanvas#overlayImage|overlayImage}) + * @param {(fabric.Image|String|null)} image fabric.Image instance, URL of an image or null to set background or overlay to + * @param {Function} callback Callback to invoke when image is loaded and set as background or overlay + * @param {Object} [options] Optional options to set for the {@link fabric.Image|image}. + */ + __setBgOverlayImage: function(property, image, callback, options) { + if (typeof image === 'string') { + fabric.util.loadImage(image, function(img) { + img && (this[property] = new fabric.Image(img, options)); + callback && callback(img); + }, this, options && options.crossOrigin); + } + else { + options && image.setOptions(options); + this[property] = image; + callback && callback(image); + } + + return this; + }, + + /** + * @private + * @param {String} property Property to set ({@link fabric.StaticCanvas#backgroundColor|backgroundColor} + * or {@link fabric.StaticCanvas#overlayColor|overlayColor}) + * @param {(Object|String|null)} color Object with pattern information, color value or null + * @param {Function} [callback] Callback is invoked when color is set + */ + __setBgOverlayColor: function(property, color, callback) { + this[property] = color; + this._initGradient(color, property); + this._initPattern(color, property, callback); + return this; + }, + + /** + * @private + */ + _createCanvasElement: function(canvasEl) { + var element = fabric.util.createCanvasElement(canvasEl); + if (!element.style) { + element.style = { }; + } + if (!element) { + throw CANVAS_INIT_ERROR; + } + if (typeof element.getContext === 'undefined') { + throw CANVAS_INIT_ERROR; + } + return element; + }, + + /** + * @private + * @param {Object} [options] Options object + */ + _initOptions: function (options) { + this._setOptions(options); + + this.width = this.width || parseInt(this.lowerCanvasEl.width, 10) || 0; + this.height = this.height || parseInt(this.lowerCanvasEl.height, 10) || 0; + + if (!this.lowerCanvasEl.style) { + return; + } + + this.lowerCanvasEl.width = this.width; + this.lowerCanvasEl.height = this.height; + + this.lowerCanvasEl.style.width = this.width + 'px'; + this.lowerCanvasEl.style.height = this.height + 'px'; + + this.viewportTransform = this.viewportTransform.slice(); + }, + + /** + * Creates a bottom canvas + * @private + * @param {HTMLElement} [canvasEl] + */ + _createLowerCanvas: function (canvasEl) { + this.lowerCanvasEl = fabric.util.getById(canvasEl) || this._createCanvasElement(canvasEl); + + fabric.util.addClass(this.lowerCanvasEl, 'lower-canvas'); + + if (this.interactive) { + this._applyCanvasStyle(this.lowerCanvasEl); + } + + this.contextContainer = this.lowerCanvasEl.getContext('2d'); + }, + + /** + * Returns canvas width (in px) + * @return {Number} + */ + getWidth: function () { + return this.width; + }, + + /** + * Returns canvas height (in px) + * @return {Number} + */ + getHeight: function () { + return this.height; + }, + + /** + * Sets width of this canvas instance + * @param {Number|String} value Value to set width to + * @param {Object} [options] Options object + * @param {Boolean} [options.backstoreOnly=false] Set the given dimensions only as canvas backstore dimensions + * @param {Boolean} [options.cssOnly=false] Set the given dimensions only as css dimensions + * @return {fabric.Canvas} instance + * @chainable true + */ + setWidth: function (value, options) { + return this.setDimensions({ width: value }, options); + }, + + /** + * Sets height of this canvas instance + * @param {Number|String} value Value to set height to + * @param {Object} [options] Options object + * @param {Boolean} [options.backstoreOnly=false] Set the given dimensions only as canvas backstore dimensions + * @param {Boolean} [options.cssOnly=false] Set the given dimensions only as css dimensions + * @return {fabric.Canvas} instance + * @chainable true + */ + setHeight: function (value, options) { + return this.setDimensions({ height: value }, options); + }, + + /** + * Sets dimensions (width, height) of this canvas instance. when options.cssOnly flag active you should also supply the unit of measure (px/%/em) + * @param {Object} dimensions Object with width/height properties + * @param {Number|String} [dimensions.width] Width of canvas element + * @param {Number|String} [dimensions.height] Height of canvas element + * @param {Object} [options] Options object + * @param {Boolean} [options.backstoreOnly=false] Set the given dimensions only as canvas backstore dimensions + * @param {Boolean} [options.cssOnly=false] Set the given dimensions only as css dimensions + * @return {fabric.Canvas} thisArg + * @chainable + */ + setDimensions: function (dimensions, options) { + var cssValue; + + options = options || {}; + + for (var prop in dimensions) { + cssValue = dimensions[prop]; + + if (!options.cssOnly) { + this._setBackstoreDimension(prop, dimensions[prop]); + cssValue += 'px'; + } + + if (!options.backstoreOnly) { + this._setCssDimension(prop, cssValue); + } + } + this._initRetinaScaling(); + this._setImageSmoothing(); + this.calcOffset(); + + if (!options.cssOnly) { + this.renderAll(); + } + + return this; + }, + + /** + * Helper for setting width/height + * @private + * @param {String} prop property (width|height) + * @param {Number} value value to set property to + * @return {fabric.Canvas} instance + * @chainable true + */ + _setBackstoreDimension: function (prop, value) { + this.lowerCanvasEl[prop] = value; + + if (this.upperCanvasEl) { + this.upperCanvasEl[prop] = value; + } + + if (this.cacheCanvasEl) { + this.cacheCanvasEl[prop] = value; + } + + this[prop] = value; + + return this; + }, + + /** + * Helper for setting css width/height + * @private + * @param {String} prop property (width|height) + * @param {String} value value to set property to + * @return {fabric.Canvas} instance + * @chainable true + */ + _setCssDimension: function (prop, value) { + this.lowerCanvasEl.style[prop] = value; + + if (this.upperCanvasEl) { + this.upperCanvasEl.style[prop] = value; + } + + if (this.wrapperEl) { + this.wrapperEl.style[prop] = value; + } + + return this; + }, + + /** + * Returns canvas zoom level + * @return {Number} + */ + getZoom: function () { + return this.viewportTransform[0]; + }, + + /** + * Sets viewport transform of this canvas instance + * @param {Array} vpt the transform in the form of context.transform + * @return {fabric.Canvas} instance + * @chainable true + */ + setViewportTransform: function (vpt) { + var activeGroup = this._activeGroup, object, ingoreVpt = false, skipAbsolute = true; + this.viewportTransform = vpt; + for (var i = 0, len = this._objects.length; i < len; i++) { + object = this._objects[i]; + object.group || object.setCoords(ingoreVpt, skipAbsolute); + } + if (activeGroup) { + activeGroup.setCoords(ingoreVpt, skipAbsolute); + } + this.calcViewportBoundaries(); + this.renderAll(); + return this; + }, + + /** + * Sets zoom level of this canvas instance, zoom centered around point + * @param {fabric.Point} point to zoom with respect to + * @param {Number} value to set zoom to, less than 1 zooms out + * @return {fabric.Canvas} instance + * @chainable true + */ + zoomToPoint: function (point, value) { + // TODO: just change the scale, preserve other transformations + var before = point, vpt = this.viewportTransform.slice(0); + point = transformPoint(point, invertTransform(this.viewportTransform)); + vpt[0] = value; + vpt[3] = value; + var after = transformPoint(point, vpt); + vpt[4] += before.x - after.x; + vpt[5] += before.y - after.y; + return this.setViewportTransform(vpt); + }, + + /** + * Sets zoom level of this canvas instance + * @param {Number} value to set zoom to, less than 1 zooms out + * @return {fabric.Canvas} instance + * @chainable true + */ + setZoom: function (value) { + this.zoomToPoint(new fabric.Point(0, 0), value); + return this; + }, + + /** + * Pan viewport so as to place point at top left corner of canvas + * @param {fabric.Point} point to move to + * @return {fabric.Canvas} instance + * @chainable true + */ + absolutePan: function (point) { + var vpt = this.viewportTransform.slice(0); + vpt[4] = -point.x; + vpt[5] = -point.y; + return this.setViewportTransform(vpt); + }, + + /** + * Pans viewpoint relatively + * @param {fabric.Point} point (position vector) to move by + * @return {fabric.Canvas} instance + * @chainable true + */ + relativePan: function (point) { + return this.absolutePan(new fabric.Point( + -point.x - this.viewportTransform[4], + -point.y - this.viewportTransform[5] + )); + }, + + /** + * Returns <canvas> element corresponding to this instance + * @return {HTMLCanvasElement} + */ + getElement: function () { + return this.lowerCanvasEl; + }, + + /** + * @private + * @param {fabric.Object} obj Object that was added + */ + _onObjectAdded: function(obj) { + this.stateful && obj.setupState(); + obj._set('canvas', this); + obj.setCoords(); + this.fire('object:added', { target: obj }); + obj.fire('added'); + }, + + /** + * @private + * @param {fabric.Object} obj Object that was removed + */ + _onObjectRemoved: function(obj) { + this.fire('object:removed', { target: obj }); + obj.fire('removed'); + delete obj.canvas; + }, + + /** + * Clears specified context of canvas element + * @param {CanvasRenderingContext2D} ctx Context to clear + * @return {fabric.Canvas} thisArg + * @chainable + */ + clearContext: function(ctx) { + ctx.clearRect(0, 0, this.width, this.height); + return this; + }, + + /** + * Returns context of canvas where objects are drawn + * @return {CanvasRenderingContext2D} + */ + getContext: function () { + return this.contextContainer; + }, + + /** + * Clears all contexts (background, main, top) of an instance + * @return {fabric.Canvas} thisArg + * @chainable + */ + clear: function () { + this._objects.length = 0; + this.backgroundImage = null; + this.overlayImage = null; + this.backgroundColor = ''; + this.overlayColor = ''; + if (this._hasITextHandlers) { + this.off('mouse:up', this._mouseUpITextHandler); + this._iTextInstances = null; + this._hasITextHandlers = false; + } + this.clearContext(this.contextContainer); + this.fire('canvas:cleared'); + this.renderAll(); + return this; + }, + + /** + * Renders the canvas + * @return {fabric.Canvas} instance + * @chainable + */ + renderAll: function () { + var canvasToDrawOn = this.contextContainer; + this.renderCanvas(canvasToDrawOn, this._objects); + return this; + }, + + /** + * Calculate the position of the 4 corner of canvas with current viewportTransform. + * helps to determinate when an object is in the current rendering viewport using + * object absolute coordinates ( aCoords ) + * @return {Object} points.tl + * @chainable + */ + calcViewportBoundaries: function() { + var points = { }, width = this.getWidth(), height = this.getHeight(), + iVpt = invertTransform(this.viewportTransform); + points.tl = transformPoint({ x: 0, y: 0 }, iVpt); + points.br = transformPoint({ x: width, y: height }, iVpt); + points.tr = new fabric.Point(points.br.x, points.tl.y); + points.bl = new fabric.Point(points.tl.x, points.br.y); + this.vptCoords = points; + return points; + }, + + /** + * Renders background, objects, overlay and controls. + * @param {CanvasRenderingContext2D} ctx + * @param {Array} objects to render + * @return {fabric.Canvas} instance + * @chainable + */ + renderCanvas: function(ctx, objects) { + this.calcViewportBoundaries(); + this.clearContext(ctx); + this.fire('before:render'); + if (this.clipTo) { + fabric.util.clipContext(this, ctx); + } + this._renderBackground(ctx); + + ctx.save(); + //apply viewport transform once for all rendering process + ctx.transform.apply(ctx, this.viewportTransform); + this._renderObjects(ctx, objects); + ctx.restore(); + if (!this.controlsAboveOverlay && this.interactive) { + this.drawControls(ctx); + } + if (this.clipTo) { + ctx.restore(); + } + this._renderOverlay(ctx); + if (this.controlsAboveOverlay && this.interactive) { + this.drawControls(ctx); + } + this.fire('after:render'); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Array} objects to render + */ + _renderObjects: function(ctx, objects) { + for (var i = 0, length = objects.length; i < length; ++i) { + objects[i] && objects[i].render(ctx); + } + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {string} property 'background' or 'overlay' + */ + _renderBackgroundOrOverlay: function(ctx, property) { + var object = this[property + 'Color']; + if (object) { + ctx.fillStyle = object.toLive + ? object.toLive(ctx, this) + : object; + + ctx.fillRect( + object.offsetX || 0, + object.offsetY || 0, + this.width, + this.height); + } + object = this[property + 'Image']; + if (object) { + if (this[property + 'Vpt']) { + ctx.save(); + ctx.transform.apply(ctx, this.viewportTransform); + } + object.render(ctx); + this[property + 'Vpt'] && ctx.restore(); + } + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderBackground: function(ctx) { + this._renderBackgroundOrOverlay(ctx, 'background'); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderOverlay: function(ctx) { + this._renderBackgroundOrOverlay(ctx, 'overlay'); + }, + + /** + * Returns coordinates of a center of canvas. + * Returned value is an object with top and left properties + * @return {Object} object with "top" and "left" number values + */ + getCenter: function () { + return { + top: this.getHeight() / 2, + left: this.getWidth() / 2 + }; + }, + + /** + * Centers object horizontally in the canvas + * You might need to call `setCoords` on an object after centering, to update controls area. + * @param {fabric.Object} object Object to center horizontally + * @return {fabric.Canvas} thisArg + */ + centerObjectH: function (object) { + return this._centerObject(object, new fabric.Point(this.getCenter().left, object.getCenterPoint().y)); + }, + + /** + * Centers object vertically in the canvas + * You might need to call `setCoords` on an object after centering, to update controls area. + * @param {fabric.Object} object Object to center vertically + * @return {fabric.Canvas} thisArg + * @chainable + */ + centerObjectV: function (object) { + return this._centerObject(object, new fabric.Point(object.getCenterPoint().x, this.getCenter().top)); + }, + + /** + * Centers object vertically and horizontally in the canvas + * You might need to call `setCoords` on an object after centering, to update controls area. + * @param {fabric.Object} object Object to center vertically and horizontally + * @return {fabric.Canvas} thisArg + * @chainable + */ + centerObject: function(object) { + var center = this.getCenter(); + + return this._centerObject(object, new fabric.Point(center.left, center.top)); + }, + + /** + * Centers object vertically and horizontally in the viewport + * You might need to call `setCoords` on an object after centering, to update controls area. + * @param {fabric.Object} object Object to center vertically and horizontally + * @return {fabric.Canvas} thisArg + * @chainable + */ + viewportCenterObject: function(object) { + var vpCenter = this.getVpCenter(); + + return this._centerObject(object, vpCenter); + }, + + /** + * Centers object horizontally in the viewport, object.top is unchanged + * You might need to call `setCoords` on an object after centering, to update controls area. + * @param {fabric.Object} object Object to center vertically and horizontally + * @return {fabric.Canvas} thisArg + * @chainable + */ + viewportCenterObjectH: function(object) { + var vpCenter = this.getVpCenter(); + this._centerObject(object, new fabric.Point(vpCenter.x, object.getCenterPoint().y)); + return this; + }, + + /** + * Centers object Vertically in the viewport, object.top is unchanged + * You might need to call `setCoords` on an object after centering, to update controls area. + * @param {fabric.Object} object Object to center vertically and horizontally + * @return {fabric.Canvas} thisArg + * @chainable + */ + viewportCenterObjectV: function(object) { + var vpCenter = this.getVpCenter(); + + return this._centerObject(object, new fabric.Point(object.getCenterPoint().x, vpCenter.y)); + }, + + /** + * Calculate the point in canvas that correspond to the center of actual viewport. + * @return {fabric.Point} vpCenter, viewport center + * @chainable + */ + getVpCenter: function() { + var center = this.getCenter(), + iVpt = invertTransform(this.viewportTransform); + return transformPoint({ x: center.left, y: center.top }, iVpt); + }, + + /** + * @private + * @param {fabric.Object} object Object to center + * @param {fabric.Point} center Center point + * @return {fabric.Canvas} thisArg + * @chainable + */ + _centerObject: function(object, center) { + object.setPositionByOrigin(center, 'center', 'center'); + this.renderAll(); + return this; + }, + + /** + * Returs dataless JSON representation of canvas + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {String} json string + */ + toDatalessJSON: function (propertiesToInclude) { + return this.toDatalessObject(propertiesToInclude); + }, + + /** + * Returns object representation of canvas + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toObject: function (propertiesToInclude) { + return this._toObjectMethod('toObject', propertiesToInclude); + }, + + /** + * Returns dataless object representation of canvas + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toDatalessObject: function (propertiesToInclude) { + return this._toObjectMethod('toDatalessObject', propertiesToInclude); + }, + + /** + * @private + */ + _toObjectMethod: function (methodName, propertiesToInclude) { + + var data = { + objects: this._toObjects(methodName, propertiesToInclude) + }; + + extend(data, this.__serializeBgOverlay(methodName, propertiesToInclude)); + + fabric.util.populateWithProperties(this, data, propertiesToInclude); + + return data; + }, + + /** + * @private + */ + _toObjects: function(methodName, propertiesToInclude) { + return this.getObjects().filter(function(object) { + return !object.excludeFromExport; + }).map(function(instance) { + return this._toObject(instance, methodName, propertiesToInclude); + }, this); + }, + + /** + * @private + */ + _toObject: function(instance, methodName, propertiesToInclude) { + var originalValue; + + if (!this.includeDefaultValues) { + originalValue = instance.includeDefaultValues; + instance.includeDefaultValues = false; + } + + var object = instance[methodName](propertiesToInclude); + if (!this.includeDefaultValues) { + instance.includeDefaultValues = originalValue; + } + return object; + }, + + /** + * @private + */ + __serializeBgOverlay: function(methodName, propertiesToInclude) { + var data = { }; + + if (this.backgroundColor) { + data.background = this.backgroundColor.toObject + ? this.backgroundColor.toObject(propertiesToInclude) + : this.backgroundColor; + } + + if (this.overlayColor) { + data.overlay = this.overlayColor.toObject + ? this.overlayColor.toObject(propertiesToInclude) + : this.overlayColor; + } + if (this.backgroundImage) { + data.backgroundImage = this._toObject(this.backgroundImage, methodName, propertiesToInclude); + } + if (this.overlayImage) { + data.overlayImage = this._toObject(this.overlayImage, methodName, propertiesToInclude); + } + + return data; + }, + + /* _TO_SVG_START_ */ + /** + * When true, getSvgTransform() will apply the StaticCanvas.viewportTransform to the SVG transformation. When true, + * a zoomed canvas will then produce zoomed SVG output. + * @type Boolean + * @default + */ + svgViewportTransformation: true, + + /** + * Returns SVG representation of canvas + * @function + * @param {Object} [options] Options object for SVG output + * @param {Boolean} [options.suppressPreamble=false] If true xml tag is not included + * @param {Object} [options.viewBox] SVG viewbox object + * @param {Number} [options.viewBox.x] x-cooridnate of viewbox + * @param {Number} [options.viewBox.y] y-coordinate of viewbox + * @param {Number} [options.viewBox.width] Width of viewbox + * @param {Number} [options.viewBox.height] Height of viewbox + * @param {String} [options.encoding=UTF-8] Encoding of SVG output + * @param {String} [options.width] desired width of svg with or without units + * @param {String} [options.height] desired height of svg with or without units + * @param {Function} [reviver] Method for further parsing of svg elements, called after each fabric object converted into svg representation. + * @return {String} SVG string + * @tutorial {@link http://fabricjs.com/fabric-intro-part-3#serialization} + * @see {@link http://jsfiddle.net/fabricjs/jQ3ZZ/|jsFiddle demo} + * @example Normal SVG output + * var svg = canvas.toSVG(); + * @example SVG output without preamble (without <?xml ../>) + * var svg = canvas.toSVG({suppressPreamble: true}); + * @example SVG output with viewBox attribute + * var svg = canvas.toSVG({ + * viewBox: { + * x: 100, + * y: 100, + * width: 200, + * height: 300 + * } + * }); + * @example SVG output with different encoding (default: UTF-8) + * var svg = canvas.toSVG({encoding: 'ISO-8859-1'}); + * @example Modify SVG output with reviver function + * var svg = canvas.toSVG(null, function(svg) { + * return svg.replace('stroke-dasharray: ; stroke-linecap: butt; stroke-linejoin: miter; stroke-miterlimit: 10; ', ''); + * }); + */ + toSVG: function(options, reviver) { + options || (options = { }); + + var markup = []; + + this._setSVGPreamble(markup, options); + this._setSVGHeader(markup, options); + + this._setSVGBgOverlayColor(markup, 'backgroundColor'); + this._setSVGBgOverlayImage(markup, 'backgroundImage', reviver); + + this._setSVGObjects(markup, reviver); + + this._setSVGBgOverlayColor(markup, 'overlayColor'); + this._setSVGBgOverlayImage(markup, 'overlayImage', reviver); + + markup.push(''); + + return markup.join(''); + }, + + /** + * @private + */ + _setSVGPreamble: function(markup, options) { + if (options.suppressPreamble) { + return; + } + markup.push( + '\n', + '\n' + ); + }, + + /** + * @private + */ + _setSVGHeader: function(markup, options) { + var width = options.width || this.width, + height = options.height || this.height, + vpt, viewBox = 'viewBox="0 0 ' + this.width + ' ' + this.height + '" ', + NUM_FRACTION_DIGITS = fabric.Object.NUM_FRACTION_DIGITS; + + if (options.viewBox) { + viewBox = 'viewBox="' + + options.viewBox.x + ' ' + + options.viewBox.y + ' ' + + options.viewBox.width + ' ' + + options.viewBox.height + '" '; + } + else { + if (this.svgViewportTransformation) { + vpt = this.viewportTransform; + viewBox = 'viewBox="' + + toFixed(-vpt[4] / vpt[0], NUM_FRACTION_DIGITS) + ' ' + + toFixed(-vpt[5] / vpt[3], NUM_FRACTION_DIGITS) + ' ' + + toFixed(this.width / vpt[0], NUM_FRACTION_DIGITS) + ' ' + + toFixed(this.height / vpt[3], NUM_FRACTION_DIGITS) + '" '; + } + } + + markup.push( + '\n', + 'Created with Fabric.js ', fabric.version, '\n', + '\n', + this.createSVGFontFacesMarkup(), + this.createSVGRefElementsMarkup(), + '\n' + ); + }, + + /** + * Creates markup containing SVG referenced elements like patterns, gradients etc. + * @return {String} + */ + createSVGRefElementsMarkup: function() { + var _this = this, + markup = ['backgroundColor', 'overlayColor'].map(function(prop) { + var fill = _this[prop]; + if (fill && fill.toLive) { + return fill.toSVG(_this, false); + } + }); + return markup.join(''); + }, + + /** + * Creates markup containing SVG font faces, + * font URLs for font faces must be collected by developers + * and are not extracted from the DOM by fabricjs + * @param {Array} objects Array of fabric objects + * @return {String} + */ + createSVGFontFacesMarkup: function() { + var markup = '', fontList = { }, obj, fontFamily, + style, row, rowIndex, _char, charIndex, + fontPaths = fabric.fontPaths, objects = this.getObjects(); + + for (var i = 0, len = objects.length; i < len; i++) { + obj = objects[i]; + fontFamily = obj.fontFamily; + if (obj.type.indexOf('text') === -1 || fontList[fontFamily] || !fontPaths[fontFamily]) { + continue; + } + fontList[fontFamily] = true; + if (!obj.styles) { + continue; + } + style = obj.styles; + for (rowIndex in style) { + row = style[rowIndex]; + for (charIndex in row) { + _char = row[charIndex]; + fontFamily = _char.fontFamily; + if (!fontList[fontFamily] && fontPaths[fontFamily]) { + fontList[fontFamily] = true; + } + } + } + } + + for (var j in fontList) { + markup += [ + '\t\t@font-face {\n', + '\t\t\tfont-family: \'', j, '\';\n', + '\t\t\tsrc: url(\'', fontPaths[j], '\');\n', + '\t\t}\n' + ].join(''); + } + + if (markup) { + markup = [ + '\t\n' + ].join(''); + } + + return markup; + }, + + /** + * @private + */ + _setSVGObjects: function(markup, reviver) { + var instance; + for (var i = 0, objects = this.getObjects(), len = objects.length; i < len; i++) { + instance = objects[i]; + if (instance.excludeFromExport) { + continue; + } + this._setSVGObject(markup, instance, reviver); + } + }, + + /** + * push single object svg representation in the markup + * @private + */ + _setSVGObject: function(markup, instance, reviver) { + markup.push(instance.toSVG(reviver)); + }, + + /** + * @private + */ + _setSVGBgOverlayImage: function(markup, property, reviver) { + if (this[property] && this[property].toSVG) { + markup.push(this[property].toSVG(reviver)); + } + }, + + /** + * @private + */ + _setSVGBgOverlayColor: function(markup, property) { + var filler = this[property]; + if (!filler) { + return; + } + if (filler.toLive) { + var repeat = filler.repeat; + markup.push( + '\n' + ); + } + else { + markup.push( + '\n' + ); + } + }, + /* _TO_SVG_END_ */ + + /** + * Moves an object or the objects of a multiple selection + * to the bottom of the stack of drawn objects + * @param {fabric.Object} object Object to send to back + * @return {fabric.Canvas} thisArg + * @chainable + */ + sendToBack: function (object) { + if (!object) { + return this; + } + var activeGroup = this._activeGroup, + i, obj, objs; + if (object === activeGroup) { + objs = activeGroup._objects; + for (i = objs.length; i--;) { + obj = objs[i]; + removeFromArray(this._objects, obj); + this._objects.unshift(obj); + } + } + else { + removeFromArray(this._objects, object); + this._objects.unshift(object); + } + return this.renderAll && this.renderAll(); + }, + + /** + * Moves an object or the objects of a multiple selection + * to the top of the stack of drawn objects + * @param {fabric.Object} object Object to send + * @return {fabric.Canvas} thisArg + * @chainable + */ + bringToFront: function (object) { + if (!object) { + return this; + } + var activeGroup = this._activeGroup, + i, obj, objs; + if (object === activeGroup) { + objs = activeGroup._objects; + for (i = 0; i < objs.length; i++) { + obj = objs[i]; + removeFromArray(this._objects, obj); + this._objects.push(obj); + } + } + else { + removeFromArray(this._objects, object); + this._objects.push(object); + } + return this.renderAll && this.renderAll(); + }, + + /** + * Moves an object or a selection down in stack of drawn objects + * @param {fabric.Object} object Object to send + * @param {Boolean} [intersecting] If `true`, send object behind next lower intersecting object + * @return {fabric.Canvas} thisArg + * @chainable + */ + sendBackwards: function (object, intersecting) { + if (!object) { + return this; + } + var activeGroup = this._activeGroup, + i, obj, idx, newIdx, objs; + + if (object === activeGroup) { + objs = activeGroup._objects; + for (i = 0; i < objs.length; i++) { + obj = objs[i]; + idx = this._objects.indexOf(obj); + if (idx !== 0) { + newIdx = idx - 1; + removeFromArray(this._objects, obj); + this._objects.splice(newIdx, 0, obj); + } + } + } + else { + idx = this._objects.indexOf(object); + if (idx !== 0) { + // if object is not on the bottom of stack + newIdx = this._findNewLowerIndex(object, idx, intersecting); + removeFromArray(this._objects, object); + this._objects.splice(newIdx, 0, object); + } + } + this.renderAll && this.renderAll(); + return this; + }, + + /** + * @private + */ + _findNewLowerIndex: function(object, idx, intersecting) { + var newIdx; + + if (intersecting) { + newIdx = idx; + + // traverse down the stack looking for the nearest intersecting object + for (var i = idx - 1; i >= 0; --i) { + + var isIntersecting = object.intersectsWithObject(this._objects[i]) || + object.isContainedWithinObject(this._objects[i]) || + this._objects[i].isContainedWithinObject(object); + + if (isIntersecting) { + newIdx = i; + break; + } + } + } + else { + newIdx = idx - 1; + } + + return newIdx; + }, + + /** + * Moves an object or a selection up in stack of drawn objects + * @param {fabric.Object} object Object to send + * @param {Boolean} [intersecting] If `true`, send object in front of next upper intersecting object + * @return {fabric.Canvas} thisArg + * @chainable + */ + bringForward: function (object, intersecting) { + if (!object) { + return this; + } + var activeGroup = this._activeGroup, + i, obj, idx, newIdx, objs; + + if (object === activeGroup) { + objs = activeGroup._objects; + for (i = objs.length; i--;) { + obj = objs[i]; + idx = this._objects.indexOf(obj); + if (idx !== this._objects.length - 1) { + newIdx = idx + 1; + removeFromArray(this._objects, obj); + this._objects.splice(newIdx, 0, obj); + } + } + } + else { + idx = this._objects.indexOf(object); + if (idx !== this._objects.length - 1) { + // if object is not on top of stack (last item in an array) + newIdx = this._findNewUpperIndex(object, idx, intersecting); + removeFromArray(this._objects, object); + this._objects.splice(newIdx, 0, object); + } + } + this.renderAll && this.renderAll(); + return this; + }, + + /** + * @private + */ + _findNewUpperIndex: function(object, idx, intersecting) { + var newIdx; + + if (intersecting) { + newIdx = idx; + + // traverse up the stack looking for the nearest intersecting object + for (var i = idx + 1; i < this._objects.length; ++i) { + + var isIntersecting = object.intersectsWithObject(this._objects[i]) || + object.isContainedWithinObject(this._objects[i]) || + this._objects[i].isContainedWithinObject(object); + + if (isIntersecting) { + newIdx = i; + break; + } + } + } + else { + newIdx = idx + 1; + } + + return newIdx; + }, + + /** + * Moves an object to specified level in stack of drawn objects + * @param {fabric.Object} object Object to send + * @param {Number} index Position to move to + * @return {fabric.Canvas} thisArg + * @chainable + */ + moveTo: function (object, index) { + removeFromArray(this._objects, object); + this._objects.splice(index, 0, object); + return this.renderAll && this.renderAll(); + }, + + /** + * Clears a canvas element and removes all event listeners + * @return {fabric.Canvas} thisArg + * @chainable + */ + dispose: function () { + this.clear(); + return this; + }, + + /** + * Returns a string representation of an instance + * @return {String} string representation of an instance + */ + toString: function () { + return '#'; + } + }); + + extend(fabric.StaticCanvas.prototype, fabric.Observable); + extend(fabric.StaticCanvas.prototype, fabric.Collection); + extend(fabric.StaticCanvas.prototype, fabric.DataURLExporter); + + extend(fabric.StaticCanvas, /** @lends fabric.StaticCanvas */ { + + /** + * @static + * @type String + * @default + */ + EMPTY_JSON: '{"objects": [], "background": "white"}', + + /** + * Provides a way to check support of some of the canvas methods + * (either those of HTMLCanvasElement itself, or rendering context) + * + * @param {String} methodName Method to check support for; + * Could be one of "getImageData", "toDataURL", "toDataURLWithQuality" or "setLineDash" + * @return {Boolean | null} `true` if method is supported (or at least exists), + * `null` if canvas element or context can not be initialized + */ + supports: function (methodName) { + var el = fabric.util.createCanvasElement(); + + if (!el || !el.getContext) { + return null; + } + + var ctx = el.getContext('2d'); + if (!ctx) { + return null; + } + + switch (methodName) { + + case 'getImageData': + return typeof ctx.getImageData !== 'undefined'; + + case 'setLineDash': + return typeof ctx.setLineDash !== 'undefined'; + + case 'toDataURL': + return typeof el.toDataURL !== 'undefined'; + + case 'toDataURLWithQuality': + try { + el.toDataURL('image/jpeg', 0); + return true; + } + catch (e) { } + return false; + + default: + return null; + } + } + }); + + /** + * Returns JSON representation of canvas + * @function + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {String} JSON string + * @tutorial {@link http://fabricjs.com/fabric-intro-part-3#serialization} + * @see {@link http://jsfiddle.net/fabricjs/pec86/|jsFiddle demo} + * @example JSON without additional properties + * var json = canvas.toJSON(); + * @example JSON with additional properties included + * var json = canvas.toJSON(['lockMovementX', 'lockMovementY', 'lockRotation', 'lockScalingX', 'lockScalingY', 'lockUniScaling']); + * @example JSON without default values + * canvas.includeDefaultValues = false; + * var json = canvas.toJSON(); + */ + fabric.StaticCanvas.prototype.toJSON = fabric.StaticCanvas.prototype.toObject; + +})(); + + +/** + * BaseBrush class + * @class fabric.BaseBrush + * @see {@link http://fabricjs.com/freedrawing|Freedrawing demo} + */ +fabric.BaseBrush = fabric.util.createClass(/** @lends fabric.BaseBrush.prototype */ { + + /** + * Color of a brush + * @type String + * @default + */ + color: 'rgb(0, 0, 0)', + + /** + * Width of a brush + * @type Number + * @default + */ + width: 1, + + /** + * Shadow object representing shadow of this shape. + * Backwards incompatibility note: This property replaces "shadowColor" (String), "shadowOffsetX" (Number), + * "shadowOffsetY" (Number) and "shadowBlur" (Number) since v1.2.12 + * @type fabric.Shadow + * @default + */ + shadow: null, + + /** + * Line endings style of a brush (one of "butt", "round", "square") + * @type String + * @default + */ + strokeLineCap: 'round', + + /** + * Corner style of a brush (one of "bevil", "round", "miter") + * @type String + * @default + */ + strokeLineJoin: 'round', + + /** + * Stroke Dash Array. + * @type Array + * @default + */ + strokeDashArray: null, + + /** + * Sets shadow of an object + * @param {Object|String} [options] Options object or string (e.g. "2px 2px 10px rgba(0,0,0,0.2)") + * @return {fabric.Object} thisArg + * @chainable + */ + setShadow: function(options) { + this.shadow = new fabric.Shadow(options); + return this; + }, + + /** + * Sets brush styles + * @private + */ + _setBrushStyles: function() { + var ctx = this.canvas.contextTop; + + ctx.strokeStyle = this.color; + ctx.lineWidth = this.width; + ctx.lineCap = this.strokeLineCap; + ctx.lineJoin = this.strokeLineJoin; + if (this.strokeDashArray && fabric.StaticCanvas.supports('setLineDash')) { + ctx.setLineDash(this.strokeDashArray); + } + }, + + /** + * Sets brush shadow styles + * @private + */ + _setShadow: function() { + if (!this.shadow) { + return; + } + + var ctx = this.canvas.contextTop, + zoom = this.canvas.getZoom(); + + ctx.shadowColor = this.shadow.color; + ctx.shadowBlur = this.shadow.blur * zoom; + ctx.shadowOffsetX = this.shadow.offsetX * zoom; + ctx.shadowOffsetY = this.shadow.offsetY * zoom; + }, + + /** + * Removes brush shadow styles + * @private + */ + _resetShadow: function() { + var ctx = this.canvas.contextTop; + + ctx.shadowColor = ''; + ctx.shadowBlur = ctx.shadowOffsetX = ctx.shadowOffsetY = 0; + } +}); + + +(function() { + + /** + * PencilBrush class + * @class fabric.PencilBrush + * @extends fabric.BaseBrush + */ + fabric.PencilBrush = fabric.util.createClass(fabric.BaseBrush, /** @lends fabric.PencilBrush.prototype */ { + + /** + * Constructor + * @param {fabric.Canvas} canvas + * @return {fabric.PencilBrush} Instance of a pencil brush + */ + initialize: function(canvas) { + this.canvas = canvas; + this._points = []; + }, + + /** + * Inovoked on mouse down + * @param {Object} pointer + */ + onMouseDown: function(pointer) { + this._prepareForDrawing(pointer); + // capture coordinates immediately + // this allows to draw dots (when movement never occurs) + this._captureDrawingPath(pointer); + this._render(); + }, + + /** + * Inovoked on mouse move + * @param {Object} pointer + */ + onMouseMove: function(pointer) { + this._captureDrawingPath(pointer); + // redraw curve + // clear top canvas + this.canvas.clearContext(this.canvas.contextTop); + this._render(); + }, + + /** + * Invoked on mouse up + */ + onMouseUp: function() { + this._finalizeAndAddPath(); + }, + + /** + * @private + * @param {Object} pointer Actual mouse position related to the canvas. + */ + _prepareForDrawing: function(pointer) { + + var p = new fabric.Point(pointer.x, pointer.y); + + this._reset(); + this._addPoint(p); + + this.canvas.contextTop.moveTo(p.x, p.y); + }, + + /** + * @private + * @param {fabric.Point} point Point to be added to points array + */ + _addPoint: function(point) { + this._points.push(point); + }, + + /** + * Clear points array and set contextTop canvas style. + * @private + */ + _reset: function() { + this._points.length = 0; + + this._setBrushStyles(); + this._setShadow(); + }, + + /** + * @private + * @param {Object} pointer Actual mouse position related to the canvas. + */ + _captureDrawingPath: function(pointer) { + var pointerPoint = new fabric.Point(pointer.x, pointer.y); + this._addPoint(pointerPoint); + }, + + /** + * Draw a smooth path on the topCanvas using quadraticCurveTo + * @private + */ + _render: function() { + var ctx = this.canvas.contextTop, + v = this.canvas.viewportTransform, + p1 = this._points[0], + p2 = this._points[1]; + + ctx.save(); + ctx.transform(v[0], v[1], v[2], v[3], v[4], v[5]); + ctx.beginPath(); + + //if we only have 2 points in the path and they are the same + //it means that the user only clicked the canvas without moving the mouse + //then we should be drawing a dot. A path isn't drawn between two identical dots + //that's why we set them apart a bit + if (this._points.length === 2 && p1.x === p2.x && p1.y === p2.y) { + p1.x -= 0.5; + p2.x += 0.5; + } + ctx.moveTo(p1.x, p1.y); + + for (var i = 1, len = this._points.length; i < len; i++) { + // we pick the point between pi + 1 & pi + 2 as the + // end point and p1 as our control point. + var midPoint = p1.midPointFrom(p2); + ctx.quadraticCurveTo(p1.x, p1.y, midPoint.x, midPoint.y); + + p1 = this._points[i]; + p2 = this._points[i + 1]; + } + // Draw last line as a straight line while + // we wait for the next point to be able to calculate + // the bezier control point + ctx.lineTo(p1.x, p1.y); + ctx.stroke(); + ctx.restore(); + }, + + /** + * Converts points to SVG path + * @param {Array} points Array of points + * @return {String} SVG path + */ + convertPointsToSVGPath: function(points) { + var path = [], + p1 = new fabric.Point(points[0].x, points[0].y), + p2 = new fabric.Point(points[1].x, points[1].y); + + path.push('M ', points[0].x, ' ', points[0].y, ' '); + for (var i = 1, len = points.length; i < len; i++) { + var midPoint = p1.midPointFrom(p2); + // p1 is our bezier control point + // midpoint is our endpoint + // start point is p(i-1) value. + path.push('Q ', p1.x, ' ', p1.y, ' ', midPoint.x, ' ', midPoint.y, ' '); + p1 = new fabric.Point(points[i].x, points[i].y); + if ((i + 1) < points.length) { + p2 = new fabric.Point(points[i + 1].x, points[i + 1].y); + } + } + path.push('L ', p1.x, ' ', p1.y, ' '); + return path; + }, + + /** + * Creates fabric.Path object to add on canvas + * @param {String} pathData Path data + * @return {fabric.Path} Path to add on canvas + */ + createPath: function(pathData) { + var path = new fabric.Path(pathData, { + fill: null, + stroke: this.color, + strokeWidth: this.width, + strokeLineCap: this.strokeLineCap, + strokeLineJoin: this.strokeLineJoin, + strokeDashArray: this.strokeDashArray, + originX: 'center', + originY: 'center' + }); + + if (this.shadow) { + this.shadow.affectStroke = true; + path.setShadow(this.shadow); + } + + return path; + }, + + /** + * On mouseup after drawing the path on contextTop canvas + * we use the points captured to create an new fabric path object + * and add it to the fabric canvas. + */ + _finalizeAndAddPath: function() { + var ctx = this.canvas.contextTop; + ctx.closePath(); + + var pathData = this.convertPointsToSVGPath(this._points).join(''); + if (pathData === 'M 0 0 Q 0 0 0 0 L 0 0') { + // do not create 0 width/height paths, as they are + // rendered inconsistently across browsers + // Firefox 4, for example, renders a dot, + // whereas Chrome 10 renders nothing + this.canvas.renderAll(); + return; + } + + var path = this.createPath(pathData); + + this.canvas.add(path); + path.setCoords(); + + this.canvas.clearContext(this.canvas.contextTop); + this._resetShadow(); + this.canvas.renderAll(); + + // fire event 'path' created + this.canvas.fire('path:created', { path: path }); + } + }); +})(); + + +/** + * CircleBrush class + * @class fabric.CircleBrush + */ +fabric.CircleBrush = fabric.util.createClass(fabric.BaseBrush, /** @lends fabric.CircleBrush.prototype */ { + + /** + * Width of a brush + * @type Number + * @default + */ + width: 10, + + /** + * Constructor + * @param {fabric.Canvas} canvas + * @return {fabric.CircleBrush} Instance of a circle brush + */ + initialize: function(canvas) { + this.canvas = canvas; + this.points = []; + }, + + /** + * Invoked inside on mouse down and mouse move + * @param {Object} pointer + */ + drawDot: function(pointer) { + var point = this.addPoint(pointer), + ctx = this.canvas.contextTop, + v = this.canvas.viewportTransform; + ctx.save(); + ctx.transform(v[0], v[1], v[2], v[3], v[4], v[5]); + + ctx.fillStyle = point.fill; + ctx.beginPath(); + ctx.arc(point.x, point.y, point.radius, 0, Math.PI * 2, false); + ctx.closePath(); + ctx.fill(); + + ctx.restore(); + }, + + /** + * Invoked on mouse down + */ + onMouseDown: function(pointer) { + this.points.length = 0; + this.canvas.clearContext(this.canvas.contextTop); + this._setShadow(); + this.drawDot(pointer); + }, + + /** + * Invoked on mouse move + * @param {Object} pointer + */ + onMouseMove: function(pointer) { + this.drawDot(pointer); + }, + + /** + * Invoked on mouse up + */ + onMouseUp: function() { + var originalRenderOnAddRemove = this.canvas.renderOnAddRemove; + this.canvas.renderOnAddRemove = false; + + var circles = []; + + for (var i = 0, len = this.points.length; i < len; i++) { + var point = this.points[i], + circle = new fabric.Circle({ + radius: point.radius, + left: point.x, + top: point.y, + originX: 'center', + originY: 'center', + fill: point.fill + }); + + this.shadow && circle.setShadow(this.shadow); + + circles.push(circle); + } + var group = new fabric.Group(circles, { originX: 'center', originY: 'center' }); + group.canvas = this.canvas; + + this.canvas.add(group); + this.canvas.fire('path:created', { path: group }); + + this.canvas.clearContext(this.canvas.contextTop); + this._resetShadow(); + this.canvas.renderOnAddRemove = originalRenderOnAddRemove; + this.canvas.renderAll(); + }, + + /** + * @param {Object} pointer + * @return {fabric.Point} Just added pointer point + */ + addPoint: function(pointer) { + var pointerPoint = new fabric.Point(pointer.x, pointer.y), + + circleRadius = fabric.util.getRandomInt( + Math.max(0, this.width - 20), this.width + 20) / 2, + + circleColor = new fabric.Color(this.color) + .setAlpha(fabric.util.getRandomInt(0, 100) / 100) + .toRgba(); + + pointerPoint.radius = circleRadius; + pointerPoint.fill = circleColor; + + this.points.push(pointerPoint); + + return pointerPoint; + } +}); + + +/** + * SprayBrush class + * @class fabric.SprayBrush + */ +fabric.SprayBrush = fabric.util.createClass( fabric.BaseBrush, /** @lends fabric.SprayBrush.prototype */ { + + /** + * Width of a spray + * @type Number + * @default + */ + width: 10, + + /** + * Density of a spray (number of dots per chunk) + * @type Number + * @default + */ + density: 20, + + /** + * Width of spray dots + * @type Number + * @default + */ + dotWidth: 1, + + /** + * Width variance of spray dots + * @type Number + * @default + */ + dotWidthVariance: 1, + + /** + * Whether opacity of a dot should be random + * @type Boolean + * @default + */ + randomOpacity: false, + + /** + * Whether overlapping dots (rectangles) should be removed (for performance reasons) + * @type Boolean + * @default + */ + optimizeOverlapping: true, + + /** + * Constructor + * @param {fabric.Canvas} canvas + * @return {fabric.SprayBrush} Instance of a spray brush + */ + initialize: function(canvas) { + this.canvas = canvas; + this.sprayChunks = []; + }, + + /** + * Invoked on mouse down + * @param {Object} pointer + */ + onMouseDown: function(pointer) { + this.sprayChunks.length = 0; + this.canvas.clearContext(this.canvas.contextTop); + this._setShadow(); + + this.addSprayChunk(pointer); + this.render(); + }, + + /** + * Invoked on mouse move + * @param {Object} pointer + */ + onMouseMove: function(pointer) { + this.addSprayChunk(pointer); + this.render(); + }, + + /** + * Invoked on mouse up + */ + onMouseUp: function() { + var originalRenderOnAddRemove = this.canvas.renderOnAddRemove; + this.canvas.renderOnAddRemove = false; + + var rects = []; + + for (var i = 0, ilen = this.sprayChunks.length; i < ilen; i++) { + var sprayChunk = this.sprayChunks[i]; + + for (var j = 0, jlen = sprayChunk.length; j < jlen; j++) { + + var rect = new fabric.Rect({ + width: sprayChunk[j].width, + height: sprayChunk[j].width, + left: sprayChunk[j].x + 1, + top: sprayChunk[j].y + 1, + originX: 'center', + originY: 'center', + fill: this.color + }); + + this.shadow && rect.setShadow(this.shadow); + rects.push(rect); + } + } + + if (this.optimizeOverlapping) { + rects = this._getOptimizedRects(rects); + } + + var group = new fabric.Group(rects, { originX: 'center', originY: 'center' }); + group.canvas = this.canvas; + + this.canvas.add(group); + this.canvas.fire('path:created', { path: group }); + + this.canvas.clearContext(this.canvas.contextTop); + this._resetShadow(); + this.canvas.renderOnAddRemove = originalRenderOnAddRemove; + this.canvas.renderAll(); + }, + + /** + * @private + * @param {Array} rects + */ + _getOptimizedRects: function(rects) { + + // avoid creating duplicate rects at the same coordinates + var uniqueRects = { }, key; + + for (var i = 0, len = rects.length; i < len; i++) { + key = rects[i].left + '' + rects[i].top; + if (!uniqueRects[key]) { + uniqueRects[key] = rects[i]; + } + } + var uniqueRectsArray = []; + for (key in uniqueRects) { + uniqueRectsArray.push(uniqueRects[key]); + } + + return uniqueRectsArray; + }, + + /** + * Renders brush + */ + render: function() { + var ctx = this.canvas.contextTop; + ctx.fillStyle = this.color; + + var v = this.canvas.viewportTransform; + ctx.save(); + ctx.transform(v[0], v[1], v[2], v[3], v[4], v[5]); + + for (var i = 0, len = this.sprayChunkPoints.length; i < len; i++) { + var point = this.sprayChunkPoints[i]; + if (typeof point.opacity !== 'undefined') { + ctx.globalAlpha = point.opacity; + } + ctx.fillRect(point.x, point.y, point.width, point.width); + } + ctx.restore(); + }, + + /** + * @param {Object} pointer + */ + addSprayChunk: function(pointer) { + this.sprayChunkPoints = []; + + var x, y, width, radius = this.width / 2; + + for (var i = 0; i < this.density; i++) { + + x = fabric.util.getRandomInt(pointer.x - radius, pointer.x + radius); + y = fabric.util.getRandomInt(pointer.y - radius, pointer.y + radius); + + if (this.dotWidthVariance) { + width = fabric.util.getRandomInt( + // bottom clamp width to 1 + Math.max(1, this.dotWidth - this.dotWidthVariance), + this.dotWidth + this.dotWidthVariance); + } + else { + width = this.dotWidth; + } + + var point = new fabric.Point(x, y); + point.width = width; + + if (this.randomOpacity) { + point.opacity = fabric.util.getRandomInt(0, 100) / 100; + } + + this.sprayChunkPoints.push(point); + } + + this.sprayChunks.push(this.sprayChunkPoints); + } +}); + + +/** + * PatternBrush class + * @class fabric.PatternBrush + * @extends fabric.BaseBrush + */ +fabric.PatternBrush = fabric.util.createClass(fabric.PencilBrush, /** @lends fabric.PatternBrush.prototype */ { + + getPatternSrc: function() { + + var dotWidth = 20, + dotDistance = 5, + patternCanvas = fabric.document.createElement('canvas'), + patternCtx = patternCanvas.getContext('2d'); + + patternCanvas.width = patternCanvas.height = dotWidth + dotDistance; + + patternCtx.fillStyle = this.color; + patternCtx.beginPath(); + patternCtx.arc(dotWidth / 2, dotWidth / 2, dotWidth / 2, 0, Math.PI * 2, false); + patternCtx.closePath(); + patternCtx.fill(); + + return patternCanvas; + }, + + getPatternSrcFunction: function() { + return String(this.getPatternSrc).replace('this.color', '"' + this.color + '"'); + }, + + /** + * Creates "pattern" instance property + */ + getPattern: function() { + return this.canvas.contextTop.createPattern(this.source || this.getPatternSrc(), 'repeat'); + }, + + /** + * Sets brush styles + */ + _setBrushStyles: function() { + this.callSuper('_setBrushStyles'); + this.canvas.contextTop.strokeStyle = this.getPattern(); + }, + + /** + * Creates path + */ + createPath: function(pathData) { + var path = this.callSuper('createPath', pathData), + topLeft = path._getLeftTopCoords().scalarAdd(path.strokeWidth / 2); + + path.stroke = new fabric.Pattern({ + source: this.source || this.getPatternSrcFunction(), + offsetX: -topLeft.x, + offsetY: -topLeft.y + }); + return path; + } +}); + + +(function() { + + var getPointer = fabric.util.getPointer, + degreesToRadians = fabric.util.degreesToRadians, + radiansToDegrees = fabric.util.radiansToDegrees, + atan2 = Math.atan2, + abs = Math.abs, + supportLineDash = fabric.StaticCanvas.supports('setLineDash'), + + STROKE_OFFSET = 0.5; + + /** + * Canvas class + * @class fabric.Canvas + * @extends fabric.StaticCanvas + * @tutorial {@link http://fabricjs.com/fabric-intro-part-1#canvas} + * @see {@link fabric.Canvas#initialize} for constructor definition + * + * @fires object:added + * @fires object:modified + * @fires object:rotating + * @fires object:scaling + * @fires object:moving + * @fires object:selected + * + * @fires before:selection:cleared + * @fires selection:cleared + * @fires selection:created + * + * @fires path:created + * @fires mouse:down + * @fires mouse:move + * @fires mouse:up + * @fires mouse:over + * @fires mouse:out + * + */ + fabric.Canvas = fabric.util.createClass(fabric.StaticCanvas, /** @lends fabric.Canvas.prototype */ { + + /** + * Constructor + * @param {HTMLElement | String} el <canvas> element to initialize instance on + * @param {Object} [options] Options object + * @return {Object} thisArg + */ + initialize: function(el, options) { + options || (options = { }); + + this._initStatic(el, options); + this._initInteractive(); + this._createCacheCanvas(); + }, + + /** + * When true, objects can be transformed by one side (unproportionally) + * @type Boolean + * @default + */ + uniScaleTransform: false, + + /** + * Indicates which key enable unproportional scaling + * values: 'altKey', 'shiftKey', 'ctrlKey'. + * If `null` or 'none' or any other string that is not a modifier key + * feature is disabled feature disabled. + * @since 1.6.2 + * @type String + * @default + */ + uniScaleKey: 'shiftKey', + + /** + * When true, objects use center point as the origin of scale transformation. + * Backwards incompatibility note: This property replaces "centerTransform" (Boolean). + * @since 1.3.4 + * @type Boolean + * @default + */ + centeredScaling: false, + + /** + * When true, objects use center point as the origin of rotate transformation. + * Backwards incompatibility note: This property replaces "centerTransform" (Boolean). + * @since 1.3.4 + * @type Boolean + * @default + */ + centeredRotation: false, + + /** + * Indicates which key enable centered Transfrom + * values: 'altKey', 'shiftKey', 'ctrlKey'. + * If `null` or 'none' or any other string that is not a modifier key + * feature is disabled feature disabled. + * @since 1.6.2 + * @type String + * @default + */ + centeredKey: 'altKey', + + /** + * Indicates which key enable alternate action on corner + * values: 'altKey', 'shiftKey', 'ctrlKey'. + * If `null` or 'none' or any other string that is not a modifier key + * feature is disabled feature disabled. + * @since 1.6.2 + * @type String + * @default + */ + altActionKey: 'shiftKey', + + /** + * Indicates that canvas is interactive. This property should not be changed. + * @type Boolean + * @default + */ + interactive: true, + + /** + * Indicates whether group selection should be enabled + * @type Boolean + * @default + */ + selection: true, + + /** + * Indicates which key enable multiple click selection + * values: 'altKey', 'shiftKey', 'ctrlKey'. + * If `null` or 'none' or any other string that is not a modifier key + * feature is disabled feature disabled. + * @since 1.6.2 + * @type String + * @default + */ + selectionKey: 'shiftKey', + + /** + * Indicates which key enable alternative selection + * in case of target overlapping with active object + * values: 'altKey', 'shiftKey', 'ctrlKey'. + * If `null` or 'none' or any other string that is not a modifier key + * feature is disabled feature disabled. + * @since 1.6.5 + * @type null|String + * @default + */ + altSelectionKey: null, + + /** + * Color of selection + * @type String + * @default + */ + selectionColor: 'rgba(100, 100, 255, 0.3)', // blue + + /** + * Default dash array pattern + * If not empty the selection border is dashed + * @type Array + */ + selectionDashArray: [], + + /** + * Color of the border of selection (usually slightly darker than color of selection itself) + * @type String + * @default + */ + selectionBorderColor: 'rgba(255, 255, 255, 0.3)', + + /** + * Width of a line used in object/group selection + * @type Number + * @default + */ + selectionLineWidth: 1, + + /** + * Default cursor value used when hovering over an object on canvas + * @type String + * @default + */ + hoverCursor: 'move', + + /** + * Default cursor value used when moving an object on canvas + * @type String + * @default + */ + moveCursor: 'move', + + /** + * Default cursor value used for the entire canvas + * @type String + * @default + */ + defaultCursor: 'default', + + /** + * Cursor value used during free drawing + * @type String + * @default + */ + freeDrawingCursor: 'crosshair', + + /** + * Cursor value used for rotation point + * @type String + * @default + */ + rotationCursor: 'crosshair', + + /** + * Default element class that's given to wrapper (div) element of canvas + * @type String + * @default + */ + containerClass: 'canvas-container', + + /** + * When true, object detection happens on per-pixel basis rather than on per-bounding-box + * @type Boolean + * @default + */ + perPixelTargetFind: false, + + /** + * Number of pixels around target pixel to tolerate (consider active) during object detection + * @type Number + * @default + */ + targetFindTolerance: 0, + + /** + * When true, target detection is skipped when hovering over canvas. This can be used to improve performance. + * @type Boolean + * @default + */ + skipTargetFind: false, + + /** + * When true, mouse events on canvas (mousedown/mousemove/mouseup) result in free drawing. + * After mousedown, mousemove creates a shape, + * and then mouseup finalizes it and adds an instance of `fabric.Path` onto canvas. + * @tutorial {@link http://fabricjs.com/fabric-intro-part-4#free_drawing} + * @type Boolean + * @default + */ + isDrawingMode: false, + + /** + * Indicates whether objects should remain in current stack position when selected. + * When false objects are brought to top and rendered as part of the selection group + * @type Boolean + * @default + */ + preserveObjectStacking: false, + + /** + * Indicates the angle that an object will lock to while rotating. + * @type Number + * @since 1.6.7 + * @default + */ + snapAngle: 0, + + /** + * Indicates the distance from the snapAngle the rotation will lock to the snapAngle. + * When `null`, the snapThreshold will default to the snapAngle. + * @type null|Number + * @since 1.6.7 + * @default + */ + snapThreshold: null, + + /** + * Indicates if the right click on canvas can output the context menu or not + * @type Boolean + * @since 1.6.5 + * @default + */ + stopContextMenu: false, + + /** + * Indicates if the canvas can fire right click events + * @type Boolean + * @since 1.6.5 + * @default + */ + fireRightClick: false, + + /** + * Indicates if the canvas can fire middle click events + * @type Boolean + * @since 1.7.8 + * @default + */ + fireMiddleClick: false, + + /** + * @private + */ + _initInteractive: function() { + this._currentTransform = null; + this._groupSelector = null; + this._initWrapperElement(); + this._createUpperCanvas(); + this._initEventListeners(); + + this._initRetinaScaling(); + + this.freeDrawingBrush = fabric.PencilBrush && new fabric.PencilBrush(this); + + this.calcOffset(); + }, + + /** + * Divides objects in two groups, one to render immediately + * and one to render as activeGroup. + * @return {Array} objects to render immediately and pushes the other in the activeGroup. + */ + _chooseObjectsToRender: function() { + var activeGroup = this.getActiveGroup(), + activeObject = this.getActiveObject(), + object, objsToRender = [], activeGroupObjects = []; + + if ((activeGroup || activeObject) && !this.preserveObjectStacking) { + for (var i = 0, length = this._objects.length; i < length; i++) { + object = this._objects[i]; + if ((!activeGroup || !activeGroup.contains(object)) && object !== activeObject) { + objsToRender.push(object); + } + else { + activeGroupObjects.push(object); + } + } + if (activeGroup) { + activeGroup._set('_objects', activeGroupObjects); + objsToRender.push(activeGroup); + } + activeObject && objsToRender.push(activeObject); + } + else { + objsToRender = this._objects; + } + return objsToRender; + }, + + /** + * Renders both the top canvas and the secondary container canvas. + * @return {fabric.Canvas} instance + * @chainable + */ + renderAll: function () { + if (this.contextTopDirty && !this._groupSelector && !this.isDrawingMode) { + this.clearContext(this.contextTop); + this.contextTopDirty = false; + } + var canvasToDrawOn = this.contextContainer; + this.renderCanvas(canvasToDrawOn, this._chooseObjectsToRender()); + return this; + }, + + /** + * Method to render only the top canvas. + * Also used to render the group selection box. + * @return {fabric.Canvas} thisArg + * @chainable + */ + renderTop: function () { + var ctx = this.contextTop; + this.clearContext(ctx); + + // we render the top context - last object + if (this.selection && this._groupSelector) { + this._drawSelection(ctx); + } + + this.fire('after:render'); + this.contextTopDirty = true; + return this; + }, + + /** + * Resets the current transform to its original values and chooses the type of resizing based on the event + * @private + */ + _resetCurrentTransform: function() { + var t = this._currentTransform; + + t.target.set({ + scaleX: t.original.scaleX, + scaleY: t.original.scaleY, + skewX: t.original.skewX, + skewY: t.original.skewY, + left: t.original.left, + top: t.original.top + }); + + if (this._shouldCenterTransform(t.target)) { + if (t.action === 'rotate') { + this._setOriginToCenter(t.target); + } + else { + if (t.originX !== 'center') { + if (t.originX === 'right') { + t.mouseXSign = -1; + } + else { + t.mouseXSign = 1; + } + } + if (t.originY !== 'center') { + if (t.originY === 'bottom') { + t.mouseYSign = -1; + } + else { + t.mouseYSign = 1; + } + } + + t.originX = 'center'; + t.originY = 'center'; + } + } + else { + t.originX = t.original.originX; + t.originY = t.original.originY; + } + }, + + /** + * Checks if point is contained within an area of given object + * @param {Event} e Event object + * @param {fabric.Object} target Object to test against + * @param {Object} [point] x,y object of point coordinates we want to check. + * @return {Boolean} true if point is contained within an area of given object + */ + containsPoint: function (e, target, point) { + var ignoreZoom = true, + pointer = point || this.getPointer(e, ignoreZoom), + xy; + + if (target.group && target.group === this.getActiveGroup()) { + xy = this._normalizePointer(target.group, pointer); + } + else { + xy = { x: pointer.x, y: pointer.y }; + } + // http://www.geog.ubc.ca/courses/klink/gis.notes/ncgia/u32.html + // http://idav.ucdavis.edu/~okreylos/TAship/Spring2000/PointInPolygon.html + return (target.containsPoint(xy) || target._findTargetCorner(pointer)); + }, + + /** + * @private + */ + _normalizePointer: function (object, pointer) { + var m = object.calcTransformMatrix(), + invertedM = fabric.util.invertTransform(m), + vptPointer = this.restorePointerVpt(pointer); + return fabric.util.transformPoint(vptPointer, invertedM); + }, + + /** + * Returns true if object is transparent at a certain location + * @param {fabric.Object} target Object to check + * @param {Number} x Left coordinate + * @param {Number} y Top coordinate + * @return {Boolean} + */ + isTargetTransparent: function (target, x, y) { + var hasBorders = target.hasBorders, + transparentCorners = target.transparentCorners, + ctx = this.contextCache, + originalColor = target.selectionBackgroundColor; + + target.hasBorders = target.transparentCorners = false; + target.selectionBackgroundColor = ''; + + ctx.save(); + ctx.transform.apply(ctx, this.viewportTransform); + target.render(ctx); + ctx.restore(); + + target.active && target._renderControls(ctx); + + target.hasBorders = hasBorders; + target.transparentCorners = transparentCorners; + target.selectionBackgroundColor = originalColor; + + var isTransparent = fabric.util.isTransparent( + ctx, x, y, this.targetFindTolerance); + + this.clearContext(ctx); + + return isTransparent; + }, + + /** + * @private + * @param {Event} e Event object + * @param {fabric.Object} target + */ + _shouldClearSelection: function (e, target) { + var activeGroup = this.getActiveGroup(), + activeObject = this.getActiveObject(); + + return ( + !target + || + (target && + activeGroup && + !activeGroup.contains(target) && + activeGroup !== target && + !e[this.selectionKey]) + || + (target && !target.evented) + || + (target && + !target.selectable && + activeObject && + activeObject !== target) + ); + }, + + /** + * @private + * @param {fabric.Object} target + */ + _shouldCenterTransform: function (target) { + if (!target) { + return; + } + + var t = this._currentTransform, + centerTransform; + + if (t.action === 'scale' || t.action === 'scaleX' || t.action === 'scaleY') { + centerTransform = this.centeredScaling || target.centeredScaling; + } + else if (t.action === 'rotate') { + centerTransform = this.centeredRotation || target.centeredRotation; + } + + return centerTransform ? !t.altKey : t.altKey; + }, + + /** + * @private + */ + _getOriginFromCorner: function(target, corner) { + var origin = { + x: target.originX, + y: target.originY + }; + + if (corner === 'ml' || corner === 'tl' || corner === 'bl') { + origin.x = 'right'; + } + else if (corner === 'mr' || corner === 'tr' || corner === 'br') { + origin.x = 'left'; + } + + if (corner === 'tl' || corner === 'mt' || corner === 'tr') { + origin.y = 'bottom'; + } + else if (corner === 'bl' || corner === 'mb' || corner === 'br') { + origin.y = 'top'; + } + + return origin; + }, + + /** + * @private + */ + _getActionFromCorner: function(target, corner, e) { + if (!corner) { + return 'drag'; + } + + switch (corner) { + case 'mtr': + return 'rotate'; + case 'ml': + case 'mr': + return e[this.altActionKey] ? 'skewY' : 'scaleX'; + case 'mt': + case 'mb': + return e[this.altActionKey] ? 'skewX' : 'scaleY'; + default: + return 'scale'; + } + }, + + /** + * @private + * @param {Event} e Event object + * @param {fabric.Object} target + */ + _setupCurrentTransform: function (e, target) { + if (!target) { + return; + } + + var pointer = this.getPointer(e), + corner = target._findTargetCorner(this.getPointer(e, true)), + action = this._getActionFromCorner(target, corner, e), + origin = this._getOriginFromCorner(target, corner); + + this._currentTransform = { + target: target, + action: action, + corner: corner, + scaleX: target.scaleX, + scaleY: target.scaleY, + skewX: target.skewX, + skewY: target.skewY, + offsetX: pointer.x - target.left, + offsetY: pointer.y - target.top, + originX: origin.x, + originY: origin.y, + ex: pointer.x, + ey: pointer.y, + lastX: pointer.x, + lastY: pointer.y, + left: target.left, + top: target.top, + theta: degreesToRadians(target.angle), + width: target.width * target.scaleX, + mouseXSign: 1, + mouseYSign: 1, + shiftKey: e.shiftKey, + altKey: e[this.centeredKey] + }; + + this._currentTransform.original = { + left: target.left, + top: target.top, + scaleX: target.scaleX, + scaleY: target.scaleY, + skewX: target.skewX, + skewY: target.skewY, + originX: origin.x, + originY: origin.y + }; + + this._resetCurrentTransform(); + }, + + /** + * Translates object by "setting" its left/top + * @private + * @param {Number} x pointer's x coordinate + * @param {Number} y pointer's y coordinate + * @return {Boolean} true if the translation occurred + */ + _translateObject: function (x, y) { + var transform = this._currentTransform, + target = transform.target, + newLeft = x - transform.offsetX, + newTop = y - transform.offsetY, + moveX = !target.get('lockMovementX') && target.left !== newLeft, + moveY = !target.get('lockMovementY') && target.top !== newTop; + + moveX && target.set('left', newLeft); + moveY && target.set('top', newTop); + return moveX || moveY; + }, + + /** + * Check if we are increasing a positive skew or lower it, + * checking mouse direction and pressed corner. + * @private + */ + _changeSkewTransformOrigin: function(mouseMove, t, by) { + var property = 'originX', origins = { 0: 'center' }, + skew = t.target.skewX, originA = 'left', originB = 'right', + corner = t.corner === 'mt' || t.corner === 'ml' ? 1 : -1, + flipSign = 1; + + mouseMove = mouseMove > 0 ? 1 : -1; + if (by === 'y') { + skew = t.target.skewY; + originA = 'top'; + originB = 'bottom'; + property = 'originY'; + } + origins[-1] = originA; + origins[1] = originB; + + t.target.flipX && (flipSign *= -1); + t.target.flipY && (flipSign *= -1); + + if (skew === 0) { + t.skewSign = -corner * mouseMove * flipSign; + t[property] = origins[-mouseMove]; + } + else { + skew = skew > 0 ? 1 : -1; + t.skewSign = skew; + t[property] = origins[skew * corner * flipSign]; + } + }, + + /** + * Skew object by mouse events + * @private + * @param {Number} x pointer's x coordinate + * @param {Number} y pointer's y coordinate + * @param {String} by Either 'x' or 'y' + * @return {Boolean} true if the skewing occurred + */ + _skewObject: function (x, y, by) { + var t = this._currentTransform, + target = t.target, skewed = false, + lockSkewingX = target.get('lockSkewingX'), + lockSkewingY = target.get('lockSkewingY'); + + if ((lockSkewingX && by === 'x') || (lockSkewingY && by === 'y')) { + return false; + } + + // Get the constraint point + var center = target.getCenterPoint(), + actualMouseByCenter = target.toLocalPoint(new fabric.Point(x, y), 'center', 'center')[by], + lastMouseByCenter = target.toLocalPoint(new fabric.Point(t.lastX, t.lastY), 'center', 'center')[by], + actualMouseByOrigin, constraintPosition, dim = target._getTransformedDimensions(); + + this._changeSkewTransformOrigin(actualMouseByCenter - lastMouseByCenter, t, by); + actualMouseByOrigin = target.toLocalPoint(new fabric.Point(x, y), t.originX, t.originY)[by]; + constraintPosition = target.translateToOriginPoint(center, t.originX, t.originY); + // Actually skew the object + skewed = this._setObjectSkew(actualMouseByOrigin, t, by, dim); + t.lastX = x; + t.lastY = y; + // Make sure the constraints apply + target.setPositionByOrigin(constraintPosition, t.originX, t.originY); + return skewed; + }, + + /** + * Set object skew + * @private + * @return {Boolean} true if the skewing occurred + */ + _setObjectSkew: function(localMouse, transform, by, _dim) { + var target = transform.target, newValue, skewed = false, + skewSign = transform.skewSign, newDim, dimNoSkew, + otherBy, _otherBy, _by, newDimMouse, skewX, skewY; + + if (by === 'x') { + otherBy = 'y'; + _otherBy = 'Y'; + _by = 'X'; + skewX = 0; + skewY = target.skewY; + } + else { + otherBy = 'x'; + _otherBy = 'X'; + _by = 'Y'; + skewX = target.skewX; + skewY = 0; + } + + dimNoSkew = target._getTransformedDimensions(skewX, skewY); + newDimMouse = 2 * Math.abs(localMouse) - dimNoSkew[by]; + if (newDimMouse <= 2) { + newValue = 0; + } + else { + newValue = skewSign * Math.atan((newDimMouse / target['scale' + _by]) / + (dimNoSkew[otherBy] / target['scale' + _otherBy])); + newValue = fabric.util.radiansToDegrees(newValue); + } + skewed = target['skew' + _by] !== newValue; + target.set('skew' + _by, newValue); + if (target['skew' + _otherBy] !== 0) { + newDim = target._getTransformedDimensions(); + newValue = (_dim[otherBy] / newDim[otherBy]) * target['scale' + _otherBy]; + target.set('scale' + _otherBy, newValue); + } + return skewed; + }, + + /** + * Scales object by invoking its scaleX/scaleY methods + * @private + * @param {Number} x pointer's x coordinate + * @param {Number} y pointer's y coordinate + * @param {String} by Either 'x' or 'y' - specifies dimension constraint by which to scale an object. + * When not provided, an object is scaled by both dimensions equally + * @return {Boolean} true if the scaling occurred + */ + _scaleObject: function (x, y, by) { + var t = this._currentTransform, + target = t.target, + lockScalingX = target.get('lockScalingX'), + lockScalingY = target.get('lockScalingY'), + lockScalingFlip = target.get('lockScalingFlip'); + + if (lockScalingX && lockScalingY) { + return false; + } + + // Get the constraint point + var constraintPosition = target.translateToOriginPoint(target.getCenterPoint(), t.originX, t.originY), + localMouse = target.toLocalPoint(new fabric.Point(x, y), t.originX, t.originY), + dim = target._getTransformedDimensions(), scaled = false; + + this._setLocalMouse(localMouse, t); + + // Actually scale the object + scaled = this._setObjectScale(localMouse, t, lockScalingX, lockScalingY, by, lockScalingFlip, dim); + + // Make sure the constraints apply + target.setPositionByOrigin(constraintPosition, t.originX, t.originY); + return scaled; + }, + + /** + * @private + * @return {Boolean} true if the scaling occurred + */ + _setObjectScale: function(localMouse, transform, lockScalingX, lockScalingY, by, lockScalingFlip, _dim) { + var target = transform.target, forbidScalingX = false, forbidScalingY = false, scaled = false, + changeX, changeY, scaleX, scaleY; + + scaleX = localMouse.x * target.scaleX / _dim.x; + scaleY = localMouse.y * target.scaleY / _dim.y; + changeX = target.scaleX !== scaleX; + changeY = target.scaleY !== scaleY; + + if (lockScalingFlip && scaleX <= 0 && scaleX < target.scaleX) { + forbidScalingX = true; + } + + if (lockScalingFlip && scaleY <= 0 && scaleY < target.scaleY) { + forbidScalingY = true; + } + + if (by === 'equally' && !lockScalingX && !lockScalingY) { + forbidScalingX || forbidScalingY || (scaled = this._scaleObjectEqually(localMouse, target, transform, _dim)); + } + else if (!by) { + forbidScalingX || lockScalingX || (target.set('scaleX', scaleX) && (scaled = scaled || changeX)); + forbidScalingY || lockScalingY || (target.set('scaleY', scaleY) && (scaled = scaled || changeY)); + } + else if (by === 'x' && !target.get('lockUniScaling')) { + forbidScalingX || lockScalingX || (target.set('scaleX', scaleX) && (scaled = scaled || changeX)); + } + else if (by === 'y' && !target.get('lockUniScaling')) { + forbidScalingY || lockScalingY || (target.set('scaleY', scaleY) && (scaled = scaled || changeY)); + } + transform.newScaleX = scaleX; + transform.newScaleY = scaleY; + forbidScalingX || forbidScalingY || this._flipObject(transform, by); + return scaled; + }, + + /** + * @private + * @return {Boolean} true if the scaling occurred + */ + _scaleObjectEqually: function(localMouse, target, transform, _dim) { + + var dist = localMouse.y + localMouse.x, + lastDist = _dim.y * transform.original.scaleY / target.scaleY + + _dim.x * transform.original.scaleX / target.scaleX, + scaled; + + // We use transform.scaleX/Y instead of target.scaleX/Y + // because the object may have a min scale and we'll loose the proportions + transform.newScaleX = transform.original.scaleX * dist / lastDist; + transform.newScaleY = transform.original.scaleY * dist / lastDist; + scaled = transform.newScaleX !== target.scaleX || transform.newScaleY !== target.scaleY; + target.set('scaleX', transform.newScaleX); + target.set('scaleY', transform.newScaleY); + return scaled; + }, + + /** + * @private + */ + _flipObject: function(transform, by) { + if (transform.newScaleX < 0 && by !== 'y') { + if (transform.originX === 'left') { + transform.originX = 'right'; + } + else if (transform.originX === 'right') { + transform.originX = 'left'; + } + } + + if (transform.newScaleY < 0 && by !== 'x') { + if (transform.originY === 'top') { + transform.originY = 'bottom'; + } + else if (transform.originY === 'bottom') { + transform.originY = 'top'; + } + } + }, + + /** + * @private + */ + _setLocalMouse: function(localMouse, t) { + var target = t.target, zoom = this.getZoom(), + padding = target.padding / zoom; + + if (t.originX === 'right') { + localMouse.x *= -1; + } + else if (t.originX === 'center') { + localMouse.x *= t.mouseXSign * 2; + if (localMouse.x < 0) { + t.mouseXSign = -t.mouseXSign; + } + } + + if (t.originY === 'bottom') { + localMouse.y *= -1; + } + else if (t.originY === 'center') { + localMouse.y *= t.mouseYSign * 2; + if (localMouse.y < 0) { + t.mouseYSign = -t.mouseYSign; + } + } + + // adjust the mouse coordinates when dealing with padding + if (abs(localMouse.x) > padding) { + if (localMouse.x < 0) { + localMouse.x += padding; + } + else { + localMouse.x -= padding; + } + } + else { // mouse is within the padding, set to 0 + localMouse.x = 0; + } + + if (abs(localMouse.y) > padding) { + if (localMouse.y < 0) { + localMouse.y += padding; + } + else { + localMouse.y -= padding; + } + } + else { + localMouse.y = 0; + } + }, + + /** + * Rotates object by invoking its rotate method + * @private + * @param {Number} x pointer's x coordinate + * @param {Number} y pointer's y coordinate + * @return {Boolean} true if the rotation occurred + */ + _rotateObject: function (x, y) { + + var t = this._currentTransform; + + if (t.target.get('lockRotation')) { + return false; + } + + var lastAngle = atan2(t.ey - t.top, t.ex - t.left), + curAngle = atan2(y - t.top, x - t.left), + angle = radiansToDegrees(curAngle - lastAngle + t.theta), + hasRoated = true; + + if (t.target.snapAngle > 0) { + var snapAngle = t.target.snapAngle, + snapThreshold = t.target.snapThreshold || snapAngle, + rightAngleLocked = Math.ceil(angle / snapAngle) * snapAngle, + leftAngleLocked = Math.floor(angle / snapAngle) * snapAngle; + + if (Math.abs(angle - leftAngleLocked) < snapThreshold) { + angle = leftAngleLocked; + } + else if (Math.abs(angle - rightAngleLocked) < snapThreshold) { + angle = rightAngleLocked; + } + } + + // normalize angle to positive value + if (angle < 0) { + angle = 360 + angle; + } + angle %= 360; + + if (t.target.angle === angle) { + hasRoated = false; + } + else { + t.target.angle = angle; + } + + return hasRoated; + }, + + /** + * Set the cursor type of the canvas element + * @param {String} value Cursor type of the canvas element. + * @see http://www.w3.org/TR/css3-ui/#cursor + */ + setCursor: function (value) { + this.upperCanvasEl.style.cursor = value; + }, + + /** + * @param {fabric.Object} target to reset transform + * @private + */ + _resetObjectTransform: function (target) { + target.scaleX = 1; + target.scaleY = 1; + target.skewX = 0; + target.skewY = 0; + target.setAngle(0); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx to draw the selection on + */ + _drawSelection: function (ctx) { + var groupSelector = this._groupSelector, + left = groupSelector.left, + top = groupSelector.top, + aleft = abs(left), + atop = abs(top); + + if (this.selectionColor) { + ctx.fillStyle = this.selectionColor; + + ctx.fillRect( + groupSelector.ex - ((left > 0) ? 0 : -left), + groupSelector.ey - ((top > 0) ? 0 : -top), + aleft, + atop + ); + } + + if (!this.selectionLineWidth || !this.selectionBorderColor) { + return; + } + ctx.lineWidth = this.selectionLineWidth; + ctx.strokeStyle = this.selectionBorderColor; + + // selection border + if (this.selectionDashArray.length > 1 && !supportLineDash) { + + var px = groupSelector.ex + STROKE_OFFSET - ((left > 0) ? 0 : aleft), + py = groupSelector.ey + STROKE_OFFSET - ((top > 0) ? 0 : atop); + + ctx.beginPath(); + + fabric.util.drawDashedLine(ctx, px, py, px + aleft, py, this.selectionDashArray); + fabric.util.drawDashedLine(ctx, px, py + atop - 1, px + aleft, py + atop - 1, this.selectionDashArray); + fabric.util.drawDashedLine(ctx, px, py, px, py + atop, this.selectionDashArray); + fabric.util.drawDashedLine(ctx, px + aleft - 1, py, px + aleft - 1, py + atop, this.selectionDashArray); + + ctx.closePath(); + ctx.stroke(); + } + else { + fabric.Object.prototype._setLineDash.call(this, ctx, this.selectionDashArray); + ctx.strokeRect( + groupSelector.ex + STROKE_OFFSET - ((left > 0) ? 0 : aleft), + groupSelector.ey + STROKE_OFFSET - ((top > 0) ? 0 : atop), + aleft, + atop + ); + } + }, + + /** + * Method that determines what object we are clicking on + * the skipGroup parameter is for internal use, is needed for shift+click action + * @param {Event} e mouse event + * @param {Boolean} skipGroup when true, activeGroup is skipped and only objects are traversed through + */ + findTarget: function (e, skipGroup) { + if (this.skipTargetFind) { + return; + } + + var ignoreZoom = true, + pointer = this.getPointer(e, ignoreZoom), + activeGroup = this.getActiveGroup(), + activeObject = this.getActiveObject(), + activeTarget; + // first check current group (if one exists) + // active group does not check sub targets like normal groups. + // if active group just exits. + if (activeGroup && !skipGroup && activeGroup === this._searchPossibleTargets([activeGroup], pointer)) { + this._fireOverOutEvents(activeGroup, e); + return activeGroup; + } + // if we hit the corner of an activeObject, let's return that. + if (activeObject && activeObject._findTargetCorner(pointer)) { + this._fireOverOutEvents(activeObject, e); + return activeObject; + } + if (activeObject && activeObject === this._searchPossibleTargets([activeObject], pointer)) { + if (!this.preserveObjectStacking) { + this._fireOverOutEvents(activeObject, e); + return activeObject; + } + else { + activeTarget = activeObject; + } + } + + this.targets = []; + var target = this._searchPossibleTargets(this._objects, pointer); + if (e[this.altSelectionKey] && target && activeTarget && target !== activeTarget) { + target = activeTarget; + } + this._fireOverOutEvents(target, e); + return target; + }, + + /** + * @private + */ + _fireOverOutEvents: function(target, e) { + if (target) { + if (this._hoveredTarget !== target) { + if (this._hoveredTarget) { + this.fire('mouse:out', { target: this._hoveredTarget, e: e }); + this._hoveredTarget.fire('mouseout', { e: e }); + } + this.fire('mouse:over', { target: target, e: e }); + target.fire('mouseover', { e: e }); + this._hoveredTarget = target; + } + } + else if (this._hoveredTarget) { + this.fire('mouse:out', { target: this._hoveredTarget, e: e }); + this._hoveredTarget.fire('mouseout', { e: e }); + this._hoveredTarget = null; + } + }, + + /** + * @private + */ + _checkTarget: function(pointer, obj) { + if (obj && + obj.visible && + obj.evented && + this.containsPoint(null, obj, pointer)){ + if ((this.perPixelTargetFind || obj.perPixelTargetFind) && !obj.isEditing) { + var isTransparent = this.isTargetTransparent(obj, pointer.x, pointer.y); + if (!isTransparent) { + return true; + } + } + else { + return true; + } + } + }, + + /** + * @private + */ + _searchPossibleTargets: function(objects, pointer) { + + // Cache all targets where their bounding box contains point. + var target, i = objects.length, normalizedPointer, subTarget; + // Do not check for currently grouped objects, since we check the parent group itself. + // untill we call this function specifically to search inside the activeGroup + while (i--) { + if (this._checkTarget(pointer, objects[i])) { + target = objects[i]; + if (target.type === 'group' && target.subTargetCheck) { + normalizedPointer = this._normalizePointer(target, pointer); + subTarget = this._searchPossibleTargets(target._objects, normalizedPointer); + subTarget && this.targets.push(subTarget); + } + break; + } + } + return target; + }, + + /** + * Returns pointer coordinates without the effect of the viewport + * @param {Object} pointer with "x" and "y" number values + * @return {Object} object with "x" and "y" number values + */ + restorePointerVpt: function(pointer) { + return fabric.util.transformPoint( + pointer, + fabric.util.invertTransform(this.viewportTransform) + ); + }, + + /** + * Returns pointer coordinates relative to canvas. + * Can return coordinates with or without viewportTransform. + * ignoreZoom false gives back coordinates that represent + * the point clicked on canvas element. + * ignoreZoom true gives back coordinates after being processed + * by the viewportTransform ( sort of coordinates of what is displayed + * on the canvas where you are clicking. + * To interact with your shapes top and left you want to use ignoreZoom true + * most of the time, while ignoreZoom false will give you coordinates + * compatible with the object.oCoords system. + * of the time. + * @param {Event} e + * @param {Boolean} ignoreZoom + * @return {Object} object with "x" and "y" number values + */ + getPointer: function (e, ignoreZoom, upperCanvasEl) { + if (!upperCanvasEl) { + upperCanvasEl = this.upperCanvasEl; + } + var pointer = getPointer(e), + bounds = upperCanvasEl.getBoundingClientRect(), + boundsWidth = bounds.width || 0, + boundsHeight = bounds.height || 0, + cssScale; + + if (!boundsWidth || !boundsHeight ) { + if ('top' in bounds && 'bottom' in bounds) { + boundsHeight = Math.abs( bounds.top - bounds.bottom ); + } + if ('right' in bounds && 'left' in bounds) { + boundsWidth = Math.abs( bounds.right - bounds.left ); + } + } + + this.calcOffset(); + + pointer.x = pointer.x - this._offset.left; + pointer.y = pointer.y - this._offset.top; + if (!ignoreZoom) { + pointer = this.restorePointerVpt(pointer); + } + + if (boundsWidth === 0 || boundsHeight === 0) { + // If bounds are not available (i.e. not visible), do not apply scale. + cssScale = { width: 1, height: 1 }; + } + else { + cssScale = { + width: upperCanvasEl.width / boundsWidth, + height: upperCanvasEl.height / boundsHeight + }; + } + + return { + x: pointer.x * cssScale.width, + y: pointer.y * cssScale.height + }; + }, + + /** + * @private + * @throws {CANVAS_INIT_ERROR} If canvas can not be initialized + */ + _createUpperCanvas: function () { + var lowerCanvasClass = this.lowerCanvasEl.className.replace(/\s*lower-canvas\s*/, ''); + + this.upperCanvasEl = this._createCanvasElement(); + fabric.util.addClass(this.upperCanvasEl, 'upper-canvas ' + lowerCanvasClass); + + this.wrapperEl.appendChild(this.upperCanvasEl); + + this._copyCanvasStyle(this.lowerCanvasEl, this.upperCanvasEl); + this._applyCanvasStyle(this.upperCanvasEl); + this.contextTop = this.upperCanvasEl.getContext('2d'); + }, + + /** + * @private + */ + _createCacheCanvas: function () { + this.cacheCanvasEl = this._createCanvasElement(); + this.cacheCanvasEl.setAttribute('width', this.width); + this.cacheCanvasEl.setAttribute('height', this.height); + this.contextCache = this.cacheCanvasEl.getContext('2d'); + }, + + /** + * @private + */ + _initWrapperElement: function () { + this.wrapperEl = fabric.util.wrapElement(this.lowerCanvasEl, 'div', { + 'class': this.containerClass + }); + fabric.util.setStyle(this.wrapperEl, { + width: this.getWidth() + 'px', + height: this.getHeight() + 'px', + position: 'relative' + }); + fabric.util.makeElementUnselectable(this.wrapperEl); + }, + + /** + * @private + * @param {HTMLElement} element canvas element to apply styles on + */ + _applyCanvasStyle: function (element) { + var width = this.getWidth() || element.width, + height = this.getHeight() || element.height; + + fabric.util.setStyle(element, { + position: 'absolute', + width: width + 'px', + height: height + 'px', + left: 0, + top: 0, + 'touch-action': 'none' + }); + element.width = width; + element.height = height; + fabric.util.makeElementUnselectable(element); + }, + + /** + * Copys the the entire inline style from one element (fromEl) to another (toEl) + * @private + * @param {Element} fromEl Element style is copied from + * @param {Element} toEl Element copied style is applied to + */ + _copyCanvasStyle: function (fromEl, toEl) { + toEl.style.cssText = fromEl.style.cssText; + }, + + /** + * Returns context of canvas where object selection is drawn + * @return {CanvasRenderingContext2D} + */ + getSelectionContext: function() { + return this.contextTop; + }, + + /** + * Returns <canvas> element on which object selection is drawn + * @return {HTMLCanvasElement} + */ + getSelectionElement: function () { + return this.upperCanvasEl; + }, + + /** + * @private + * @param {Object} object + */ + _setActiveObject: function(object) { + var obj = this._activeObject; + if (obj) { + obj.set('active', false); + if (object !== obj && obj.onDeselect && typeof obj.onDeselect === 'function') { + obj.onDeselect(); + } + } + this._activeObject = object; + object.set('active', true); + }, + + /** + * Sets given object as the only active object on canvas + * @param {fabric.Object} object Object to set as an active one + * @param {Event} [e] Event (passed along when firing "object:selected") + * @return {fabric.Canvas} thisArg + * @chainable + */ + setActiveObject: function (object, e) { + var currentActiveObject = this.getActiveObject(); + if (currentActiveObject && currentActiveObject !== object) { + currentActiveObject.fire('deselected', { e: e }); + } + this._setActiveObject(object); + this.renderAll(); + this.fire('object:selected', { target: object, e: e }); + object.fire('selected', { e: e }); + return this; + }, + + /** + * Returns currently active object + * @return {fabric.Object} active object + */ + getActiveObject: function () { + return this._activeObject; + }, + + /** + * @private + * @param {fabric.Object} obj Object that was removed + */ + _onObjectRemoved: function(obj) { + // removing active object should fire "selection:cleared" events + if (this.getActiveObject() === obj) { + this.fire('before:selection:cleared', { target: obj }); + this._discardActiveObject(); + this.fire('selection:cleared', { target: obj }); + obj.fire('deselected'); + } + if (this._hoveredTarget === obj) { + this._hoveredTarget = null; + } + this.callSuper('_onObjectRemoved', obj); + }, + + /** + * @private + */ + _discardActiveObject: function() { + var obj = this._activeObject; + if (obj) { + obj.set('active', false); + if (obj.onDeselect && typeof obj.onDeselect === 'function') { + obj.onDeselect(); + } + } + this._activeObject = null; + }, + + /** + * Discards currently active object and fire events. If the function is called by fabric + * as a consequence of a mouse event, the event is passed as a parmater and + * sent to the fire function for the custom events. When used as a method the + * e param does not have any application. + * @param {event} e + * @return {fabric.Canvas} thisArg + * @chainable + */ + discardActiveObject: function (e) { + var activeObject = this._activeObject; + if (activeObject) { + this.fire('before:selection:cleared', { target: activeObject, e: e }); + this._discardActiveObject(); + this.fire('selection:cleared', { e: e }); + activeObject.fire('deselected', { e: e }); + } + return this; + }, + + /** + * @private + * @param {fabric.Group} group + */ + _setActiveGroup: function(group) { + this._activeGroup = group; + if (group) { + group.set('active', true); + } + }, + + /** + * Sets active group to a specified one. If the function is called by fabric + * as a consequence of a mouse event, the event is passed as a parmater and + * sent to the fire function for the custom events. When used as a method the + * e param does not have any application. + * @param {fabric.Group} group Group to set as a current one + * @param {Event} e Event object + * @return {fabric.Canvas} thisArg + * @chainable + */ + setActiveGroup: function (group, e) { + this._setActiveGroup(group); + if (group) { + this.fire('object:selected', { target: group, e: e }); + group.fire('selected', { e: e }); + } + return this; + }, + + /** + * Returns currently active group + * @return {fabric.Group} Current group + */ + getActiveGroup: function () { + return this._activeGroup; + }, + + /** + * @private + */ + _discardActiveGroup: function() { + var g = this.getActiveGroup(); + if (g) { + g.destroy(); + } + this.setActiveGroup(null); + }, + + /** + * Discards currently active group and fire events If the function is called by fabric + * as a consequence of a mouse event, the event is passed as a parmater and + * sent to the fire function for the custom events. When used as a method the + * e param does not have any application. + * @return {fabric.Canvas} thisArg + * @chainable + */ + discardActiveGroup: function (e) { + var g = this.getActiveGroup(); + if (g) { + this.fire('before:selection:cleared', { e: e, target: g }); + this._discardActiveGroup(); + this.fire('selection:cleared', { e: e }); + } + return this; + }, + + /** + * Deactivates all objects on canvas, removing any active group or object + * @return {fabric.Canvas} thisArg + * @chainable + */ + deactivateAll: function () { + var allObjects = this.getObjects(), + i = 0, + len = allObjects.length, + obj; + for ( ; i < len; i++) { + obj = allObjects[i]; + obj && obj.set('active', false); + } + this._discardActiveGroup(); + this._discardActiveObject(); + return this; + }, + + /** + * Deactivates all objects and dispatches appropriate events If the function is called by fabric + * as a consequence of a mouse event, the event is passed as a parmater and + * sent to the fire function for the custom events. When used as a method the + * e param does not have any application. + * @return {fabric.Canvas} thisArg + * @chainable + */ + deactivateAllWithDispatch: function (e) { + this.discardActiveGroup(e); + this.discardActiveObject(e); + this.deactivateAll(); + return this; + }, + + /** + * Clears a canvas element and removes all event listeners + * @return {fabric.Canvas} thisArg + * @chainable + */ + dispose: function () { + this.callSuper('dispose'); + var wrapper = this.wrapperEl; + this.removeListeners(); + wrapper.removeChild(this.upperCanvasEl); + wrapper.removeChild(this.lowerCanvasEl); + delete this.upperCanvasEl; + if (wrapper.parentNode) { + wrapper.parentNode.replaceChild(this.lowerCanvasEl, this.wrapperEl); + } + delete this.wrapperEl; + return this; + }, + + /** + * Clears all contexts (background, main, top) of an instance + * @return {fabric.Canvas} thisArg + * @chainable + */ + clear: function () { + this.discardActiveGroup(); + this.discardActiveObject(); + this.clearContext(this.contextTop); + return this.callSuper('clear'); + }, + + /** + * Draws objects' controls (borders/controls) + * @param {CanvasRenderingContext2D} ctx Context to render controls on + */ + drawControls: function(ctx) { + var activeGroup = this.getActiveGroup(); + + if (activeGroup) { + activeGroup._renderControls(ctx); + } + else { + this._drawObjectsControls(ctx); + } + }, + + /** + * @private + */ + _drawObjectsControls: function(ctx) { + for (var i = 0, len = this._objects.length; i < len; ++i) { + if (!this._objects[i] || !this._objects[i].active) { + continue; + } + this._objects[i]._renderControls(ctx); + } + }, + + /** + * @private + */ + _toObject: function(instance, methodName, propertiesToInclude) { + //If the object is part of the current selection group, it should + //be transformed appropriately + //i.e. it should be serialised as it would appear if the selection group + //were to be destroyed. + var originalProperties = this._realizeGroupTransformOnObject(instance), + object = this.callSuper('_toObject', instance, methodName, propertiesToInclude); + //Undo the damage we did by changing all of its properties + this._unwindGroupTransformOnObject(instance, originalProperties); + return object; + }, + + /** + * Realises an object's group transformation on it + * @private + * @param {fabric.Object} [instance] the object to transform (gets mutated) + * @returns the original values of instance which were changed + */ + _realizeGroupTransformOnObject: function(instance) { + var layoutProps = ['angle', 'flipX', 'flipY', 'height', 'left', 'scaleX', 'scaleY', 'top', 'width']; + if (instance.group && instance.group === this.getActiveGroup()) { + //Copy all the positionally relevant properties across now + var originalValues = {}; + layoutProps.forEach(function(prop) { + originalValues[prop] = instance[prop]; + }); + this.getActiveGroup().realizeTransform(instance); + return originalValues; + } + else { + return null; + } + }, + + /** + * Restores the changed properties of instance + * @private + * @param {fabric.Object} [instance] the object to un-transform (gets mutated) + * @param {Object} [originalValues] the original values of instance, as returned by _realizeGroupTransformOnObject + */ + _unwindGroupTransformOnObject: function(instance, originalValues) { + if (originalValues) { + instance.set(originalValues); + } + }, + + /** + * @private + */ + _setSVGObject: function(markup, instance, reviver) { + var originalProperties; + //If the object is in a selection group, simulate what would happen to that + //object when the group is deselected + originalProperties = this._realizeGroupTransformOnObject(instance); + this.callSuper('_setSVGObject', markup, instance, reviver); + this._unwindGroupTransformOnObject(instance, originalProperties); + }, + }); + + // copying static properties manually to work around Opera's bug, + // where "prototype" property is enumerable and overrides existing prototype + for (var prop in fabric.StaticCanvas) { + if (prop !== 'prototype') { + fabric.Canvas[prop] = fabric.StaticCanvas[prop]; + } + } + + if (fabric.isTouchSupported) { + /** @ignore */ + fabric.Canvas.prototype._setCursorFromEvent = function() { }; + } + + /** + * @ignore + * @class fabric.Element + * @alias fabric.Canvas + * @deprecated Use {@link fabric.Canvas} instead. + * @constructor + */ + fabric.Element = fabric.Canvas; +})(); + + +(function() { + + var cursorOffset = { + mt: 0, // n + tr: 1, // ne + mr: 2, // e + br: 3, // se + mb: 4, // s + bl: 5, // sw + ml: 6, // w + tl: 7 // nw + }, + addListener = fabric.util.addListener, + removeListener = fabric.util.removeListener; + + fabric.util.object.extend(fabric.Canvas.prototype, /** @lends fabric.Canvas.prototype */ { + + /** + * Map of cursor style values for each of the object controls + * @private + */ + cursorMap: [ + 'n-resize', + 'ne-resize', + 'e-resize', + 'se-resize', + 's-resize', + 'sw-resize', + 'w-resize', + 'nw-resize' + ], + + /** + * Adds mouse listeners to canvas + * @private + */ + _initEventListeners: function () { + + this._bindEvents(); + + addListener(fabric.window, 'resize', this._onResize); + + // mouse events + addListener(this.upperCanvasEl, 'mousedown', this._onMouseDown); + addListener(this.upperCanvasEl, 'mousemove', this._onMouseMove); + addListener(this.upperCanvasEl, 'mouseout', this._onMouseOut); + addListener(this.upperCanvasEl, 'mouseenter', this._onMouseEnter); + addListener(this.upperCanvasEl, 'wheel', this._onMouseWheel); + addListener(this.upperCanvasEl, 'contextmenu', this._onContextMenu); + + // touch events + addListener(this.upperCanvasEl, 'touchstart', this._onMouseDown, { passive: false }); + addListener(this.upperCanvasEl, 'touchmove', this._onMouseMove, { passive: false }); + + if (typeof eventjs !== 'undefined' && 'add' in eventjs) { + eventjs.add(this.upperCanvasEl, 'gesture', this._onGesture); + eventjs.add(this.upperCanvasEl, 'drag', this._onDrag); + eventjs.add(this.upperCanvasEl, 'orientation', this._onOrientationChange); + eventjs.add(this.upperCanvasEl, 'shake', this._onShake); + eventjs.add(this.upperCanvasEl, 'longpress', this._onLongPress); + } + }, + + /** + * @private + */ + _bindEvents: function() { + this._onMouseDown = this._onMouseDown.bind(this); + this._onMouseMove = this._onMouseMove.bind(this); + this._onMouseUp = this._onMouseUp.bind(this); + this._onResize = this._onResize.bind(this); + this._onGesture = this._onGesture.bind(this); + this._onDrag = this._onDrag.bind(this); + this._onShake = this._onShake.bind(this); + this._onLongPress = this._onLongPress.bind(this); + this._onOrientationChange = this._onOrientationChange.bind(this); + this._onMouseWheel = this._onMouseWheel.bind(this); + this._onMouseOut = this._onMouseOut.bind(this); + this._onMouseEnter = this._onMouseEnter.bind(this); + this._onContextMenu = this._onContextMenu.bind(this); + }, + + /** + * Removes all event listeners + */ + removeListeners: function() { + removeListener(fabric.window, 'resize', this._onResize); + + removeListener(this.upperCanvasEl, 'mousedown', this._onMouseDown); + removeListener(this.upperCanvasEl, 'mousemove', this._onMouseMove); + removeListener(this.upperCanvasEl, 'mouseout', this._onMouseOut); + removeListener(this.upperCanvasEl, 'mouseenter', this._onMouseEnter); + removeListener(this.upperCanvasEl, 'wheel', this._onMouseWheel); + removeListener(this.upperCanvasEl, 'contextmenu', this._onContextMenu); + + removeListener(this.upperCanvasEl, 'touchstart', this._onMouseDown); + removeListener(this.upperCanvasEl, 'touchmove', this._onMouseMove); + + if (typeof eventjs !== 'undefined' && 'remove' in eventjs) { + eventjs.remove(this.upperCanvasEl, 'gesture', this._onGesture); + eventjs.remove(this.upperCanvasEl, 'drag', this._onDrag); + eventjs.remove(this.upperCanvasEl, 'orientation', this._onOrientationChange); + eventjs.remove(this.upperCanvasEl, 'shake', this._onShake); + eventjs.remove(this.upperCanvasEl, 'longpress', this._onLongPress); + } + }, + + /** + * @private + * @param {Event} [e] Event object fired on Event.js gesture + * @param {Event} [self] Inner Event object + */ + _onGesture: function(e, self) { + this.__onTransformGesture && this.__onTransformGesture(e, self); + }, + + /** + * @private + * @param {Event} [e] Event object fired on Event.js drag + * @param {Event} [self] Inner Event object + */ + _onDrag: function(e, self) { + this.__onDrag && this.__onDrag(e, self); + }, + + /** + * @private + * @param {Event} [e] Event object fired on wheel event + */ + _onMouseWheel: function(e) { + this.__onMouseWheel(e); + }, + + /** + * @private + * @param {Event} e Event object fired on mousedown + */ + _onMouseOut: function(e) { + var target = this._hoveredTarget; + this.fire('mouse:out', { target: target, e: e }); + this._hoveredTarget = null; + target && target.fire('mouseout', { e: e }); + if (this._iTextInstances) { + this._iTextInstances.forEach(function(obj) { + if (obj.isEditing) { + obj.hiddenTextarea.focus(); + } + }); + } + }, + + /** + * @private + * @param {Event} e Event object fired on mouseenter + */ + _onMouseEnter: function(e) { + if (!this.findTarget(e)) { + this.fire('mouse:over', { target: null, e: e }); + this._hoveredTarget = null; + } + }, + + /** + * @private + * @param {Event} [e] Event object fired on Event.js orientation change + * @param {Event} [self] Inner Event object + */ + _onOrientationChange: function(e, self) { + this.__onOrientationChange && this.__onOrientationChange(e, self); + }, + + /** + * @private + * @param {Event} [e] Event object fired on Event.js shake + * @param {Event} [self] Inner Event object + */ + _onShake: function(e, self) { + this.__onShake && this.__onShake(e, self); + }, + + /** + * @private + * @param {Event} [e] Event object fired on Event.js shake + * @param {Event} [self] Inner Event object + */ + _onLongPress: function(e, self) { + this.__onLongPress && this.__onLongPress(e, self); + }, + + /** + * @private + * @param {Event} e Event object fired on mousedown + */ + _onContextMenu: function (e) { + if (this.stopContextMenu) { + e.stopPropagation(); + e.preventDefault(); + } + return false; + }, + + /** + * @private + * @param {Event} e Event object fired on mousedown + */ + _onMouseDown: function (e) { + this.__onMouseDown(e); + + addListener(fabric.document, 'touchend', this._onMouseUp, { passive: false }); + addListener(fabric.document, 'touchmove', this._onMouseMove, { passive: false }); + + removeListener(this.upperCanvasEl, 'mousemove', this._onMouseMove); + removeListener(this.upperCanvasEl, 'touchmove', this._onMouseMove); + + if (e.type === 'touchstart') { + // Unbind mousedown to prevent double triggers from touch devices + removeListener(this.upperCanvasEl, 'mousedown', this._onMouseDown); + } + else { + addListener(fabric.document, 'mouseup', this._onMouseUp); + addListener(fabric.document, 'mousemove', this._onMouseMove); + } + }, + + /** + * @private + * @param {Event} e Event object fired on mouseup + */ + _onMouseUp: function (e) { + this.__onMouseUp(e); + + removeListener(fabric.document, 'mouseup', this._onMouseUp); + removeListener(fabric.document, 'touchend', this._onMouseUp); + + removeListener(fabric.document, 'mousemove', this._onMouseMove); + removeListener(fabric.document, 'touchmove', this._onMouseMove); + + addListener(this.upperCanvasEl, 'mousemove', this._onMouseMove); + addListener(this.upperCanvasEl, 'touchmove', this._onMouseMove, { passive: false }); + + if (e.type === 'touchend') { + // Wait 400ms before rebinding mousedown to prevent double triggers + // from touch devices + var _this = this; + setTimeout(function() { + addListener(_this.upperCanvasEl, 'mousedown', _this._onMouseDown); + }, 400); + } + }, + + /** + * @private + * @param {Event} e Event object fired on mousemove + */ + _onMouseMove: function (e) { + !this.allowTouchScrolling && e.preventDefault && e.preventDefault(); + this.__onMouseMove(e); + }, + + /** + * @private + */ + _onResize: function () { + this.calcOffset(); + }, + + /** + * Decides whether the canvas should be redrawn in mouseup and mousedown events. + * @private + * @param {Object} target + * @param {Object} pointer + */ + _shouldRender: function(target, pointer) { + var activeObject = this.getActiveGroup() || this.getActiveObject(); + + if (activeObject && activeObject.isEditing && target === activeObject) { + // if we mouse up/down over a editing textbox a cursor change, + // there is no need to re render + return false; + } + return !!( + (target && ( + target.isMoving || + target !== activeObject)) + || + (!target && !!activeObject) + || + (!target && !activeObject && !this._groupSelector) + || + (pointer && + this._previousPointer && + this.selection && ( + pointer.x !== this._previousPointer.x || + pointer.y !== this._previousPointer.y)) + ); + }, + + /** + * Method that defines the actions when mouse is released on canvas. + * The method resets the currentTransform parameters, store the image corner + * position in the image object and render the canvas on top. + * @private + * @param {Event} e Event object fired on mouseup + */ + __onMouseUp: function (e) { + var target, searchTarget = true, transform = this._currentTransform, + groupSelector = this._groupSelector, + isClick = (!groupSelector || (groupSelector.left === 0 && groupSelector.top === 0)); + + if (this.isDrawingMode && this._isCurrentlyDrawing) { + this._onMouseUpInDrawingMode(e); + return; + } + + if (transform) { + this._finalizeCurrentTransform(); + searchTarget = !transform.actionPerformed; + } + + target = searchTarget ? this.findTarget(e, true) : transform.target; + + var shouldRender = this._shouldRender(target, this.getPointer(e)); + + if (target || !isClick) { + this._maybeGroupObjects(e); + } + else { + // those are done by default on mouse up + // by _maybeGroupObjects, we are skipping it in case of no target find + this._groupSelector = null; + this._currentTransform = null; + } + + if (target) { + target.isMoving = false; + } + + this._handleCursorAndEvent(e, target, 'up'); + target && (target.__corner = 0); + shouldRender && this.renderAll(); + }, + + /** + * set cursor for mouse up and handle mouseUp event + * @param {Event} e event from mouse + * @param {fabric.Object} target receiving event + * @param {String} eventType event to fire (up, down or move) + */ + _handleCursorAndEvent: function(e, target, eventType) { + this._setCursorFromEvent(e, target); + this._handleEvent(e, eventType, target ? target : null); + }, + + /** + * Handle event firing for target and subtargets + * @param {Event} e event from mouse + * @param {String} eventType event to fire (up, down or move) + * @param {fabric.Object} targetObj receiving event + */ + _handleEvent: function(e, eventType, targetObj) { + var target = typeof targetObj === 'undefined' ? this.findTarget(e) : targetObj, + targets = this.targets || [], + options = { e: e, target: target, subTargets: targets }; + this.fire('mouse:' + eventType, options); + target && target.fire('mouse' + eventType, options); + for (var i = 0; i < targets.length; i++) { + targets[i].fire('mouse' + eventType, options); + } + }, + + /** + * @private + */ + _finalizeCurrentTransform: function() { + + var transform = this._currentTransform, + target = transform.target; + + if (target._scaling) { + target._scaling = false; + } + + target.setCoords(); + this._restoreOriginXY(target); + + if (transform.actionPerformed || (this.stateful && target.hasStateChanged())) { + this.fire('object:modified', { target: target }); + target.fire('modified'); + } + }, + + /** + * @private + * @param {Object} target Object to restore + */ + _restoreOriginXY: function(target) { + if (this._previousOriginX && this._previousOriginY) { + + var originPoint = target.translateToOriginPoint( + target.getCenterPoint(), + this._previousOriginX, + this._previousOriginY); + + target.originX = this._previousOriginX; + target.originY = this._previousOriginY; + + target.left = originPoint.x; + target.top = originPoint.y; + + this._previousOriginX = null; + this._previousOriginY = null; + } + }, + + /** + * @private + * @param {Event} e Event object fired on mousedown + */ + _onMouseDownInDrawingMode: function(e) { + this._isCurrentlyDrawing = true; + this.discardActiveObject(e).renderAll(); + if (this.clipTo) { + fabric.util.clipContext(this, this.contextTop); + } + var pointer = this.getPointer(e); + this.freeDrawingBrush.onMouseDown(pointer); + this._handleEvent(e, 'down'); + }, + + /** + * @private + * @param {Event} e Event object fired on mousemove + */ + _onMouseMoveInDrawingMode: function(e) { + if (this._isCurrentlyDrawing) { + var pointer = this.getPointer(e); + this.freeDrawingBrush.onMouseMove(pointer); + } + this.setCursor(this.freeDrawingCursor); + this._handleEvent(e, 'move'); + }, + + /** + * @private + * @param {Event} e Event object fired on mouseup + */ + _onMouseUpInDrawingMode: function(e) { + this._isCurrentlyDrawing = false; + if (this.clipTo) { + this.contextTop.restore(); + } + this.freeDrawingBrush.onMouseUp(); + this._handleEvent(e, 'up'); + }, + + /** + * Method that defines the actions when mouse is clicked on canvas. + * The method inits the currentTransform parameters and renders all the + * canvas so the current image can be placed on the top canvas and the rest + * in on the container one. + * @private + * @param {Event} e Event object fired on mousedown + */ + __onMouseDown: function (e) { + + var target = this.findTarget(e); + + // if right click just fire events + var isRightClick = 'which' in e ? e.which === 3 : e.button === 2; + if (isRightClick) { + if (this.fireRightClick) { + this._handleEvent(e, 'down', target ? target : null); + } + return; + } + + var isMiddleClick = 'which' in e ? e.which === 2 : e.button === 1; + if (isMiddleClick) { + if (this.fireMiddleClick) { + this._handleEvent(e, 'down', target ? target : null); + } + return; + } + + if (this.isDrawingMode) { + this._onMouseDownInDrawingMode(e); + return; + } + + // ignore if some object is being transformed at this moment + if (this._currentTransform) { + return; + } + + // save pointer for check in __onMouseUp event + var pointer = this.getPointer(e, true); + this._previousPointer = pointer; + + var shouldRender = this._shouldRender(target, pointer), + shouldGroup = this._shouldGroup(e, target); + + if (this._shouldClearSelection(e, target)) { + this._clearSelection(e, target, pointer); + } + else if (shouldGroup) { + this._handleGrouping(e, target); + target = this.getActiveGroup(); + } + + if (target) { + if (target.selectable && (target.__corner || !shouldGroup)) { + this._beforeTransform(e, target); + this._setupCurrentTransform(e, target); + } + var activeObject = this.getActiveObject(); + if (target !== this.getActiveGroup() && target !== activeObject) { + this.deactivateAll(); + if (target.selectable) { + activeObject && activeObject.fire('deselected', { e: e }); + this.setActiveObject(target, e); + } + } + } + this._handleEvent(e, 'down', target ? target : null); + // we must renderAll so that we update the visuals + shouldRender && this.renderAll(); + }, + + /** + * @private + */ + _beforeTransform: function(e, target) { + this.stateful && target.saveState(); + + // determine if it's a drag or rotate case + if (target._findTargetCorner(this.getPointer(e))) { + this.onBeforeScaleRotate(target); + } + + }, + + /** + * @private + */ + _clearSelection: function(e, target, pointer) { + this.deactivateAllWithDispatch(e); + + if (target && target.selectable) { + this.setActiveObject(target, e); + } + else if (this.selection) { + this._groupSelector = { + ex: pointer.x, + ey: pointer.y, + top: 0, + left: 0 + }; + } + }, + + /** + * @private + * @param {Object} target Object for that origin is set to center + */ + _setOriginToCenter: function(target) { + this._previousOriginX = this._currentTransform.target.originX; + this._previousOriginY = this._currentTransform.target.originY; + + var center = target.getCenterPoint(); + + target.originX = 'center'; + target.originY = 'center'; + + target.left = center.x; + target.top = center.y; + + this._currentTransform.left = target.left; + this._currentTransform.top = target.top; + }, + + /** + * @private + * @param {Object} target Object for that center is set to origin + */ + _setCenterToOrigin: function(target) { + var originPoint = target.translateToOriginPoint( + target.getCenterPoint(), + this._previousOriginX, + this._previousOriginY); + + target.originX = this._previousOriginX; + target.originY = this._previousOriginY; + + target.left = originPoint.x; + target.top = originPoint.y; + + this._previousOriginX = null; + this._previousOriginY = null; + }, + + /** + * Method that defines the actions when mouse is hovering the canvas. + * The currentTransform parameter will definde whether the user is rotating/scaling/translating + * an image or neither of them (only hovering). A group selection is also possible and would cancel + * all any other type of action. + * In case of an image transformation only the top canvas will be rendered. + * @private + * @param {Event} e Event object fired on mousemove + */ + __onMouseMove: function (e) { + + var target, pointer; + + if (this.isDrawingMode) { + this._onMouseMoveInDrawingMode(e); + return; + } + if (typeof e.touches !== 'undefined' && e.touches.length > 1) { + return; + } + + var groupSelector = this._groupSelector; + + // We initially clicked in an empty area, so we draw a box for multiple selection + if (groupSelector) { + pointer = this.getPointer(e, true); + + groupSelector.left = pointer.x - groupSelector.ex; + groupSelector.top = pointer.y - groupSelector.ey; + + this.renderTop(); + } + else if (!this._currentTransform) { + target = this.findTarget(e); + this._setCursorFromEvent(e, target); + } + else { + this._transformObject(e); + } + this._handleEvent(e, 'move', target ? target : null); + }, + + /** + * Method that defines actions when an Event Mouse Wheel + * @param {Event} e Event object fired on mouseup + */ + __onMouseWheel: function(e) { + this._handleEvent(e, 'wheel'); + }, + + /** + * @private + * @param {Event} e Event fired on mousemove + */ + _transformObject: function(e) { + var pointer = this.getPointer(e), + transform = this._currentTransform; + + transform.reset = false; + transform.target.isMoving = true; + transform.shiftKey = e.shiftKey; + transform.altKey = e[this.centeredKey]; + + this._beforeScaleTransform(e, transform); + this._performTransformAction(e, transform, pointer); + + transform.actionPerformed && this.renderAll(); + }, + + /** + * @private + */ + _performTransformAction: function(e, transform, pointer) { + var x = pointer.x, + y = pointer.y, + target = transform.target, + action = transform.action, + actionPerformed = false; + + if (action === 'rotate') { + (actionPerformed = this._rotateObject(x, y)) && this._fire('rotating', target, e); + } + else if (action === 'scale') { + (actionPerformed = this._onScale(e, transform, x, y)) && this._fire('scaling', target, e); + } + else if (action === 'scaleX') { + (actionPerformed = this._scaleObject(x, y, 'x')) && this._fire('scaling', target, e); + } + else if (action === 'scaleY') { + (actionPerformed = this._scaleObject(x, y, 'y')) && this._fire('scaling', target, e); + } + else if (action === 'skewX') { + (actionPerformed = this._skewObject(x, y, 'x')) && this._fire('skewing', target, e); + } + else if (action === 'skewY') { + (actionPerformed = this._skewObject(x, y, 'y')) && this._fire('skewing', target, e); + } + else { + actionPerformed = this._translateObject(x, y); + if (actionPerformed) { + this._fire('moving', target, e); + this.setCursor(target.moveCursor || this.moveCursor); + } + } + transform.actionPerformed = transform.actionPerformed || actionPerformed; + }, + + /** + * @private + */ + _fire: function(eventName, target, e) { + this.fire('object:' + eventName, { target: target, e: e }); + target.fire(eventName, { e: e }); + }, + + /** + * @private + */ + _beforeScaleTransform: function(e, transform) { + if (transform.action === 'scale' || transform.action === 'scaleX' || transform.action === 'scaleY') { + var centerTransform = this._shouldCenterTransform(transform.target); + + // Switch from a normal resize to center-based + if ((centerTransform && (transform.originX !== 'center' || transform.originY !== 'center')) || + // Switch from center-based resize to normal one + (!centerTransform && transform.originX === 'center' && transform.originY === 'center') + ) { + this._resetCurrentTransform(); + transform.reset = true; + } + } + }, + + /** + * @private + * @param {Event} e Event object + * @param {Object} transform current tranform + * @param {Number} x mouse position x from origin + * @param {Number} y mouse poistion y from origin + * @return {Boolean} true if the scaling occurred + */ + _onScale: function(e, transform, x, y) { + if ((e[this.uniScaleKey] || this.uniScaleTransform) && !transform.target.get('lockUniScaling')) { + transform.currentAction = 'scale'; + return this._scaleObject(x, y); + } + else { + // Switch from a normal resize to proportional + if (!transform.reset && transform.currentAction === 'scale') { + this._resetCurrentTransform(); + } + + transform.currentAction = 'scaleEqually'; + return this._scaleObject(x, y, 'equally'); + } + }, + + /** + * Sets the cursor depending on where the canvas is being hovered. + * Note: very buggy in Opera + * @param {Event} e Event object + * @param {Object} target Object that the mouse is hovering, if so. + */ + _setCursorFromEvent: function (e, target) { + if (!target || !target.selectable) { + this.setCursor(this.defaultCursor); + return false; + } + + var hoverCursor = target.hoverCursor || this.hoverCursor, + activeGroup = this.getActiveGroup(), + // only show proper corner when group selection is not active + corner = target._findTargetCorner + && (!activeGroup || !activeGroup.contains(target)) + && target._findTargetCorner(this.getPointer(e, true)); + + if (!corner) { + this.setCursor(hoverCursor); + } + else { + this._setCornerCursor(corner, target, e); + } + //actually unclear why it should return something + //is never evaluated + return true; + }, + + /** + * @private + */ + _setCornerCursor: function(corner, target, e) { + if (corner in cursorOffset) { + this.setCursor(this._getRotatedCornerCursor(corner, target, e)); + } + else if (corner === 'mtr' && target.hasRotatingPoint) { + this.setCursor(this.rotationCursor); + } + else { + this.setCursor(this.defaultCursor); + return false; + } + }, + + /** + * @private + */ + _getRotatedCornerCursor: function(corner, target, e) { + var n = Math.round((target.getAngle() % 360) / 45); + + if (n < 0) { + n += 8; // full circle ahead + } + n += cursorOffset[corner]; + if (e[this.altActionKey] && cursorOffset[corner] % 2 === 0) { + //if we are holding shift and we are on a mx corner... + n += 2; + } + // normalize n to be from 0 to 7 + n %= 8; + + return this.cursorMap[n]; + } + }); +})(); + + +(function() { + + var min = Math.min, + max = Math.max; + + fabric.util.object.extend(fabric.Canvas.prototype, /** @lends fabric.Canvas.prototype */ { + + /** + * @private + * @param {Event} e Event object + * @param {fabric.Object} target + * @return {Boolean} + */ + _shouldGroup: function(e, target) { + var activeObject = this.getActiveObject(); + return e[this.selectionKey] && target && target.selectable && + (this.getActiveGroup() || (activeObject && activeObject !== target)) + && this.selection; + }, + + /** + * @private + * @param {Event} e Event object + * @param {fabric.Object} target + */ + _handleGrouping: function (e, target) { + var activeGroup = this.getActiveGroup(); + + if (target === activeGroup) { + // if it's a group, find target again, using activeGroup objects + target = this.findTarget(e, true); + // if even object is not found, bail out + if (!target) { + return; + } + } + if (activeGroup) { + this._updateActiveGroup(target, e); + } + else { + this._createActiveGroup(target, e); + } + + if (this._activeGroup) { + this._activeGroup.saveCoords(); + } + }, + + /** + * @private + */ + _updateActiveGroup: function(target, e) { + var activeGroup = this.getActiveGroup(); + + if (activeGroup.contains(target)) { + + activeGroup.removeWithUpdate(target); + target.set('active', false); + + if (activeGroup.size() === 1) { + // remove group alltogether if after removal it only contains 1 object + this.discardActiveGroup(e); + // activate last remaining object + this.setActiveObject(activeGroup.item(0), e); + return; + } + } + else { + activeGroup.addWithUpdate(target); + } + this.fire('selection:created', { target: activeGroup, e: e }); + activeGroup.set('active', true); + }, + + /** + * @private + */ + _createActiveGroup: function(target, e) { + + if (this._activeObject && target !== this._activeObject) { + + var group = this._createGroup(target); + group.addWithUpdate(); + + this.setActiveGroup(group, e); + this._activeObject = null; + + this.fire('selection:created', { target: group, e: e }); + } + + target.set('active', true); + }, + + /** + * @private + * @param {Object} target + */ + _createGroup: function(target) { + + var objects = this.getObjects(), + isActiveLower = objects.indexOf(this._activeObject) < objects.indexOf(target), + groupObjects = isActiveLower + ? [this._activeObject, target] + : [target, this._activeObject]; + this._activeObject.isEditing && this._activeObject.exitEditing(); + return new fabric.Group(groupObjects, { + canvas: this + }); + }, + + /** + * @private + * @param {Event} e mouse event + */ + _groupSelectedObjects: function (e) { + + var group = this._collectObjects(); + + // do not create group for 1 element only + if (group.length === 1) { + this.setActiveObject(group[0], e); + } + else if (group.length > 1) { + group = new fabric.Group(group.reverse(), { + canvas: this + }); + group.addWithUpdate(); + this.setActiveGroup(group, e); + group.saveCoords(); + this.fire('selection:created', { target: group, e: e }); + this.renderAll(); + } + }, + + /** + * @private + */ + _collectObjects: function() { + var group = [], + currentObject, + x1 = this._groupSelector.ex, + y1 = this._groupSelector.ey, + x2 = x1 + this._groupSelector.left, + y2 = y1 + this._groupSelector.top, + selectionX1Y1 = new fabric.Point(min(x1, x2), min(y1, y2)), + selectionX2Y2 = new fabric.Point(max(x1, x2), max(y1, y2)), + isClick = x1 === x2 && y1 === y2; + + for (var i = this._objects.length; i--; ) { + currentObject = this._objects[i]; + + if (!currentObject || !currentObject.selectable || !currentObject.visible) { + continue; + } + + if (currentObject.intersectsWithRect(selectionX1Y1, selectionX2Y2) || + currentObject.isContainedWithinRect(selectionX1Y1, selectionX2Y2) || + currentObject.containsPoint(selectionX1Y1) || + currentObject.containsPoint(selectionX2Y2) + ) { + currentObject.set('active', true); + group.push(currentObject); + + // only add one object if it's a click + if (isClick) { + break; + } + } + } + + return group; + }, + + /** + * @private + */ + _maybeGroupObjects: function(e) { + if (this.selection && this._groupSelector) { + this._groupSelectedObjects(e); + } + + var activeGroup = this.getActiveGroup(); + if (activeGroup) { + activeGroup.setObjectsCoords().setCoords(); + activeGroup.isMoving = false; + this.setCursor(this.defaultCursor); + } + + // clear selection and current transformation + this._groupSelector = null; + this._currentTransform = null; + } + }); + +})(); + + +(function () { + + var supportQuality = fabric.StaticCanvas.supports('toDataURLWithQuality'); + + fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @lends fabric.StaticCanvas.prototype */ { + + /** + * Exports canvas element to a dataurl image. Note that when multiplier is used, cropping is scaled appropriately + * @param {Object} [options] Options object + * @param {String} [options.format=png] The format of the output image. Either "jpeg" or "png" + * @param {Number} [options.quality=1] Quality level (0..1). Only used for jpeg. + * @param {Number} [options.multiplier=1] Multiplier to scale by + * @param {Number} [options.left] Cropping left offset. Introduced in v1.2.14 + * @param {Number} [options.top] Cropping top offset. Introduced in v1.2.14 + * @param {Number} [options.width] Cropping width. Introduced in v1.2.14 + * @param {Number} [options.height] Cropping height. Introduced in v1.2.14 + * @return {String} Returns a data: URL containing a representation of the object in the format specified by options.format + * @see {@link http://jsfiddle.net/fabricjs/NfZVb/|jsFiddle demo} + * @example Generate jpeg dataURL with lower quality + * var dataURL = canvas.toDataURL({ + * format: 'jpeg', + * quality: 0.8 + * }); + * @example Generate cropped png dataURL (clipping of canvas) + * var dataURL = canvas.toDataURL({ + * format: 'png', + * left: 100, + * top: 100, + * width: 200, + * height: 200 + * }); + * @example Generate double scaled png dataURL + * var dataURL = canvas.toDataURL({ + * format: 'png', + * multiplier: 2 + * }); + */ + toDataURL: function (options) { + options || (options = { }); + + var format = options.format || 'png', + quality = options.quality || 1, + multiplier = options.multiplier || 1, + cropping = { + left: options.left || 0, + top: options.top || 0, + width: options.width || 0, + height: options.height || 0, + }; + return this.__toDataURLWithMultiplier(format, quality, cropping, multiplier); + }, + + /** + * @private + */ + __toDataURLWithMultiplier: function(format, quality, cropping, multiplier) { + + var origWidth = this.getWidth(), + origHeight = this.getHeight(), + scaledWidth = (cropping.width || this.getWidth()) * multiplier, + scaledHeight = (cropping.height || this.getHeight()) * multiplier, + zoom = this.getZoom(), + newZoom = zoom * multiplier, + vp = this.viewportTransform, + translateX = (vp[4] - cropping.left) * multiplier, + translateY = (vp[5] - cropping.top) * multiplier, + newVp = [newZoom, 0, 0, newZoom, translateX, translateY], + originalInteractive = this.interactive; + + this.viewportTransform = newVp; + // setting interactive to false avoid exporting controls + this.interactive && (this.interactive = false); + if (origWidth !== scaledWidth || origHeight !== scaledHeight) { + // this.setDimensions is going to renderAll also; + this.setDimensions({ width: scaledWidth, height: scaledHeight }); + } + else { + this.renderAll(); + } + var data = this.__toDataURL(format, quality, cropping); + originalInteractive && (this.interactive = originalInteractive); + this.viewportTransform = vp; + //setDimensions with no option object is taking care of: + //this.width, this.height, this.renderAll() + this.setDimensions({ width: origWidth, height: origHeight }); + return data; + }, + + /** + * @private + */ + __toDataURL: function(format, quality) { + + var canvasEl = this.contextContainer.canvas; + // to avoid common confusion https://github.com/kangax/fabric.js/issues/806 + if (format === 'jpg') { + format = 'jpeg'; + } + + var data = supportQuality + ? canvasEl.toDataURL('image/' + format, quality) + : canvasEl.toDataURL('image/' + format); + + return data; + }, + + /** + * Exports canvas element to a dataurl image (allowing to change image size via multiplier). + * @deprecated since 1.0.13 + * @param {String} format (png|jpeg) + * @param {Number} multiplier + * @param {Number} quality (0..1) + * @return {String} + */ + toDataURLWithMultiplier: function (format, multiplier, quality) { + return this.toDataURL({ + format: format, + multiplier: multiplier, + quality: quality + }); + }, + }); + +})(); + + +fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @lends fabric.StaticCanvas.prototype */ { + + /** + * Populates canvas with data from the specified dataless JSON. + * JSON format must conform to the one of {@link fabric.Canvas#toDatalessJSON} + * @deprecated since 1.2.2 + * @param {String|Object} json JSON string or object + * @param {Function} callback Callback, invoked when json is parsed + * and corresponding objects (e.g: {@link fabric.Image}) + * are initialized + * @param {Function} [reviver] Method for further parsing of JSON elements, called after each fabric object created. + * @return {fabric.Canvas} instance + * @chainable + * @tutorial {@link http://fabricjs.com/fabric-intro-part-3#deserialization} + */ + loadFromDatalessJSON: function (json, callback, reviver) { + return this.loadFromJSON(json, callback, reviver); + }, + + /** + * Populates canvas with data from the specified JSON. + * JSON format must conform to the one of {@link fabric.Canvas#toJSON} + * @param {String|Object} json JSON string or object + * @param {Function} callback Callback, invoked when json is parsed + * and corresponding objects (e.g: {@link fabric.Image}) + * are initialized + * @param {Function} [reviver] Method for further parsing of JSON elements, called after each fabric object created. + * @return {fabric.Canvas} instance + * @chainable + * @tutorial {@link http://fabricjs.com/fabric-intro-part-3#deserialization} + * @see {@link http://jsfiddle.net/fabricjs/fmgXt/|jsFiddle demo} + * @example loadFromJSON + * canvas.loadFromJSON(json, canvas.renderAll.bind(canvas)); + * @example loadFromJSON with reviver + * canvas.loadFromJSON(json, canvas.renderAll.bind(canvas), function(o, object) { + * // `o` = json object + * // `object` = fabric.Object instance + * // ... do some stuff ... + * }); + */ + loadFromJSON: function (json, callback, reviver) { + if (!json) { + return; + } + + // serialize if it wasn't already + var serialized = (typeof json === 'string') + ? JSON.parse(json) + : fabric.util.object.clone(json); + + this.clear(); + + var _this = this; + this._enlivenObjects(serialized.objects, function () { + _this._setBgOverlay(serialized, function () { + // remove parts i cannot set as options + delete serialized.objects; + delete serialized.backgroundImage; + delete serialized.overlayImage; + delete serialized.background; + delete serialized.overlay; + // this._initOptions does too many things to just + // call it. Normally loading an Object from JSON + // create the Object instance. Here the Canvas is + // already an instance and we are just loading things over it + _this._setOptions(serialized); + callback && callback(); + }); + }, reviver); + return this; + }, + + /** + * @private + * @param {Object} serialized Object with background and overlay information + * @param {Function} callback Invoked after all background and overlay images/patterns loaded + */ + _setBgOverlay: function(serialized, callback) { + var _this = this, + loaded = { + backgroundColor: false, + overlayColor: false, + backgroundImage: false, + overlayImage: false + }; + + if (!serialized.backgroundImage && !serialized.overlayImage && !serialized.background && !serialized.overlay) { + callback && callback(); + return; + } + + var cbIfLoaded = function () { + if (loaded.backgroundImage && loaded.overlayImage && loaded.backgroundColor && loaded.overlayColor) { + _this.renderAll(); + callback && callback(); + } + }; + + this.__setBgOverlay('backgroundImage', serialized.backgroundImage, loaded, cbIfLoaded); + this.__setBgOverlay('overlayImage', serialized.overlayImage, loaded, cbIfLoaded); + this.__setBgOverlay('backgroundColor', serialized.background, loaded, cbIfLoaded); + this.__setBgOverlay('overlayColor', serialized.overlay, loaded, cbIfLoaded); + }, + + /** + * @private + * @param {String} property Property to set (backgroundImage, overlayImage, backgroundColor, overlayColor) + * @param {(Object|String)} value Value to set + * @param {Object} loaded Set loaded property to true if property is set + * @param {Object} callback Callback function to invoke after property is set + */ + __setBgOverlay: function(property, value, loaded, callback) { + var _this = this; + + if (!value) { + loaded[property] = true; + callback && callback(); + return; + } + + if (property === 'backgroundImage' || property === 'overlayImage') { + fabric.util.enlivenObjects([value], function(enlivedObject){ + _this[property] = enlivedObject[0]; + loaded[property] = true; + callback && callback(); + }); + } + else { + this['set' + fabric.util.string.capitalize(property, true)](value, function() { + loaded[property] = true; + callback && callback(); + }); + } + }, + + /** + * @private + * @param {Array} objects + * @param {Function} callback + * @param {Function} [reviver] + */ + _enlivenObjects: function (objects, callback, reviver) { + var _this = this; + + if (!objects || objects.length === 0) { + callback && callback(); + return; + } + + var renderOnAddRemove = this.renderOnAddRemove; + this.renderOnAddRemove = false; + + fabric.util.enlivenObjects(objects, function(enlivenedObjects) { + enlivenedObjects.forEach(function(obj, index) { + // we splice the array just in case some custom classes restored from JSON + // will add more object to canvas at canvas init. + _this.insertAt(obj, index); + }); + + _this.renderOnAddRemove = renderOnAddRemove; + callback && callback(); + }, null, reviver); + }, + + /** + * @private + * @param {String} format + * @param {Function} callback + */ + _toDataURL: function (format, callback) { + this.clone(function (clone) { + callback(clone.toDataURL(format)); + }); + }, + + /** + * @private + * @param {String} format + * @param {Number} multiplier + * @param {Function} callback + */ + _toDataURLWithMultiplier: function (format, multiplier, callback) { + this.clone(function (clone) { + callback(clone.toDataURLWithMultiplier(format, multiplier)); + }); + }, + + /** + * Clones canvas instance + * @param {Object} [callback] Receives cloned instance as a first argument + * @param {Array} [properties] Array of properties to include in the cloned canvas and children + */ + clone: function (callback, properties) { + var data = JSON.stringify(this.toJSON(properties)); + this.cloneWithoutData(function(clone) { + clone.loadFromJSON(data, function() { + callback && callback(clone); + }); + }); + }, + + /** + * Clones canvas instance without cloning existing data. + * This essentially copies canvas dimensions, clipping properties, etc. + * but leaves data empty (so that you can populate it with your own) + * @param {Object} [callback] Receives cloned instance as a first argument + */ + cloneWithoutData: function(callback) { + var el = fabric.document.createElement('canvas'); + + el.width = this.getWidth(); + el.height = this.getHeight(); + + var clone = new fabric.Canvas(el); + clone.clipTo = this.clipTo; + if (this.backgroundImage) { + clone.setBackgroundImage(this.backgroundImage.src, function() { + clone.renderAll(); + callback && callback(clone); + }); + clone.backgroundImageOpacity = this.backgroundImageOpacity; + clone.backgroundImageStretch = this.backgroundImageStretch; + } + else { + callback && callback(clone); + } + } +}); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + clone = fabric.util.object.clone, + toFixed = fabric.util.toFixed, + capitalize = fabric.util.string.capitalize, + degreesToRadians = fabric.util.degreesToRadians, + supportsLineDash = fabric.StaticCanvas.supports('setLineDash'), + objectCaching = !fabric.isLikelyNode; + + if (fabric.Object) { + return; + } + + /** + * Root object class from which all 2d shape classes inherit from + * @class fabric.Object + * @tutorial {@link http://fabricjs.com/fabric-intro-part-1#objects} + * @see {@link fabric.Object#initialize} for constructor definition + * + * @fires added + * @fires removed + * + * @fires selected + * @fires deselected + * @fires modified + * @fires rotating + * @fires scaling + * @fires moving + * @fires skewing + * + * @fires mousedown + * @fires mouseup + * @fires mouseover + * @fires mouseout + * @fires mousewheel + */ + fabric.Object = fabric.util.createClass(fabric.CommonMethods, /** @lends fabric.Object.prototype */ { + + /** + * Retrieves object's {@link fabric.Object#clipTo|clipping function} + * @method getClipTo + * @memberOf fabric.Object.prototype + * @return {Function} + */ + + /** + * Sets object's {@link fabric.Object#clipTo|clipping function} + * @method setClipTo + * @memberOf fabric.Object.prototype + * @param {Function} clipTo Clipping function + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#transformMatrix|transformMatrix} + * @method getTransformMatrix + * @memberOf fabric.Object.prototype + * @return {Array} transformMatrix + */ + + /** + * Sets object's {@link fabric.Object#transformMatrix|transformMatrix} + * @method setTransformMatrix + * @memberOf fabric.Object.prototype + * @param {Array} transformMatrix + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#visible|visible} state + * @method getVisible + * @memberOf fabric.Object.prototype + * @return {Boolean} True if visible + */ + + /** + * Sets object's {@link fabric.Object#visible|visible} state + * @method setVisible + * @memberOf fabric.Object.prototype + * @param {Boolean} value visible value + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#shadow|shadow} + * @method getShadow + * @memberOf fabric.Object.prototype + * @return {Object} Shadow instance + */ + + /** + * Retrieves object's {@link fabric.Object#stroke|stroke} + * @method getStroke + * @memberOf fabric.Object.prototype + * @return {String} stroke value + */ + + /** + * Sets object's {@link fabric.Object#stroke|stroke} + * @method setStroke + * @memberOf fabric.Object.prototype + * @param {String} value stroke value + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#strokeWidth|strokeWidth} + * @method getStrokeWidth + * @memberOf fabric.Object.prototype + * @return {Number} strokeWidth value + */ + + /** + * Sets object's {@link fabric.Object#strokeWidth|strokeWidth} + * @method setStrokeWidth + * @memberOf fabric.Object.prototype + * @param {Number} value strokeWidth value + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#originX|originX} + * @method getOriginX + * @memberOf fabric.Object.prototype + * @return {String} originX value + */ + + /** + * Sets object's {@link fabric.Object#originX|originX} + * @method setOriginX + * @memberOf fabric.Object.prototype + * @param {String} value originX value + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#originY|originY} + * @method getOriginY + * @memberOf fabric.Object.prototype + * @return {String} originY value + */ + + /** + * Sets object's {@link fabric.Object#originY|originY} + * @method setOriginY + * @memberOf fabric.Object.prototype + * @param {String} value originY value + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#fill|fill} + * @method getFill + * @memberOf fabric.Object.prototype + * @return {String} Fill value + */ + + /** + * Sets object's {@link fabric.Object#fill|fill} + * @method setFill + * @memberOf fabric.Object.prototype + * @param {String} value Fill value + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#opacity|opacity} + * @method getOpacity + * @memberOf fabric.Object.prototype + * @return {Number} Opacity value (0-1) + */ + + /** + * Sets object's {@link fabric.Object#opacity|opacity} + * @method setOpacity + * @memberOf fabric.Object.prototype + * @param {Number} value Opacity value (0-1) + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#angle|angle} (in degrees) + * @method getAngle + * @memberOf fabric.Object.prototype + * @return {Number} + */ + + /** + * Retrieves object's {@link fabric.Object#top|top position} + * @method getTop + * @memberOf fabric.Object.prototype + * @return {Number} Top value (in pixels) + */ + + /** + * Sets object's {@link fabric.Object#top|top position} + * @method setTop + * @memberOf fabric.Object.prototype + * @param {Number} value Top value (in pixels) + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#left|left position} + * @method getLeft + * @memberOf fabric.Object.prototype + * @return {Number} Left value (in pixels) + */ + + /** + * Sets object's {@link fabric.Object#left|left position} + * @method setLeft + * @memberOf fabric.Object.prototype + * @param {Number} value Left value (in pixels) + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#scaleX|scaleX} value + * @method getScaleX + * @memberOf fabric.Object.prototype + * @return {Number} scaleX value + */ + + /** + * Sets object's {@link fabric.Object#scaleX|scaleX} value + * @method setScaleX + * @memberOf fabric.Object.prototype + * @param {Number} value scaleX value + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#scaleY|scaleY} value + * @method getScaleY + * @memberOf fabric.Object.prototype + * @return {Number} scaleY value + */ + + /** + * Sets object's {@link fabric.Object#scaleY|scaleY} value + * @method setScaleY + * @memberOf fabric.Object.prototype + * @param {Number} value scaleY value + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#flipX|flipX} value + * @method getFlipX + * @memberOf fabric.Object.prototype + * @return {Boolean} flipX value + */ + + /** + * Sets object's {@link fabric.Object#flipX|flipX} value + * @method setFlipX + * @memberOf fabric.Object.prototype + * @param {Boolean} value flipX value + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Retrieves object's {@link fabric.Object#flipY|flipY} value + * @method getFlipY + * @memberOf fabric.Object.prototype + * @return {Boolean} flipY value + */ + + /** + * Sets object's {@link fabric.Object#flipY|flipY} value + * @method setFlipY + * @memberOf fabric.Object.prototype + * @param {Boolean} value flipY value + * @return {fabric.Object} thisArg + * @chainable + */ + + /** + * Type of an object (rect, circle, path, etc.). + * Note that this property is meant to be read-only and not meant to be modified. + * If you modify, certain parts of Fabric (such as JSON loading) won't work correctly. + * @type String + * @default + */ + type: 'object', + + /** + * Horizontal origin of transformation of an object (one of "left", "right", "center") + * See http://jsfiddle.net/1ow02gea/40/ on how originX/originY affect objects in groups + * @type String + * @default + */ + originX: 'left', + + /** + * Vertical origin of transformation of an object (one of "top", "bottom", "center") + * See http://jsfiddle.net/1ow02gea/40/ on how originX/originY affect objects in groups + * @type String + * @default + */ + originY: 'top', + + /** + * Top position of an object. Note that by default it's relative to object top. You can change this by setting originY={top/center/bottom} + * @type Number + * @default + */ + top: 0, + + /** + * Left position of an object. Note that by default it's relative to object left. You can change this by setting originX={left/center/right} + * @type Number + * @default + */ + left: 0, + + /** + * Object width + * @type Number + * @default + */ + width: 0, + + /** + * Object height + * @type Number + * @default + */ + height: 0, + + /** + * Object scale factor (horizontal) + * @type Number + * @default + */ + scaleX: 1, + + /** + * Object scale factor (vertical) + * @type Number + * @default + */ + scaleY: 1, + + /** + * When true, an object is rendered as flipped horizontally + * @type Boolean + * @default + */ + flipX: false, + + /** + * When true, an object is rendered as flipped vertically + * @type Boolean + * @default + */ + flipY: false, + + /** + * Opacity of an object + * @type Number + * @default + */ + opacity: 1, + + /** + * Angle of rotation of an object (in degrees) + * @type Number + * @default + */ + angle: 0, + + /** + * Angle of skew on x axes of an object (in degrees) + * @type Number + * @default + */ + skewX: 0, + + /** + * Angle of skew on y axes of an object (in degrees) + * @type Number + * @default + */ + skewY: 0, + + /** + * Size of object's controlling corners (in pixels) + * @type Number + * @default + */ + cornerSize: 13, + + /** + * When true, object's controlling corners are rendered as transparent inside (i.e. stroke instead of fill) + * @type Boolean + * @default + */ + transparentCorners: true, + + /** + * Default cursor value used when hovering over this object on canvas + * @type String + * @default + */ + hoverCursor: null, + + /** + * Default cursor value used when moving this object on canvas + * @type String + * @default + */ + moveCursor: null, + + /** + * Padding between object and its controlling borders (in pixels) + * @type Number + * @default + */ + padding: 0, + + /** + * Color of controlling borders of an object (when it's active) + * @type String + * @default + */ + borderColor: 'rgba(102,153,255,0.75)', + + /** + * Array specifying dash pattern of an object's borders (hasBorder must be true) + * @since 1.6.2 + * @type Array + */ + borderDashArray: null, + + /** + * Color of controlling corners of an object (when it's active) + * @type String + * @default + */ + cornerColor: 'rgba(102,153,255,0.5)', + + /** + * Color of controlling corners of an object (when it's active and transparentCorners false) + * @since 1.6.2 + * @type String + * @default + */ + cornerStrokeColor: null, + + /** + * Specify style of control, 'rect' or 'circle' + * @since 1.6.2 + * @type String + */ + cornerStyle: 'rect', + + /** + * Array specifying dash pattern of an object's control (hasBorder must be true) + * @since 1.6.2 + * @type Array + */ + cornerDashArray: null, + + /** + * When true, this object will use center point as the origin of transformation + * when being scaled via the controls. + * Backwards incompatibility note: This property replaces "centerTransform" (Boolean). + * @since 1.3.4 + * @type Boolean + * @default + */ + centeredScaling: false, + + /** + * When true, this object will use center point as the origin of transformation + * when being rotated via the controls. + * Backwards incompatibility note: This property replaces "centerTransform" (Boolean). + * @since 1.3.4 + * @type Boolean + * @default + */ + centeredRotation: true, + + /** + * Color of object's fill + * @type String + * @default + */ + fill: 'rgb(0,0,0)', + + /** + * Fill rule used to fill an object + * accepted values are nonzero, evenodd + * Backwards incompatibility note: This property was used for setting globalCompositeOperation until v1.4.12 (use `fabric.Object#globalCompositeOperation` instead) + * @type String + * @default + */ + fillRule: 'nonzero', + + /** + * Composite rule used for canvas globalCompositeOperation + * @type String + * @default + */ + globalCompositeOperation: 'source-over', + + /** + * Background color of an object. + * @type String + * @default + */ + backgroundColor: '', + + /** + * Selection Background color of an object. colored layer behind the object when it is active. + * does not mix good with globalCompositeOperation methods. + * @type String + * @default + */ + selectionBackgroundColor: '', + + /** + * When defined, an object is rendered via stroke and this property specifies its color + * @type String + * @default + */ + stroke: null, + + /** + * Width of a stroke used to render this object + * @type Number + * @default + */ + strokeWidth: 1, + + /** + * Array specifying dash pattern of an object's stroke (stroke must be defined) + * @type Array + */ + strokeDashArray: null, + + /** + * Line endings style of an object's stroke (one of "butt", "round", "square") + * @type String + * @default + */ + strokeLineCap: 'butt', + + /** + * Corner style of an object's stroke (one of "bevil", "round", "miter") + * @type String + * @default + */ + strokeLineJoin: 'miter', + + /** + * Maximum miter length (used for strokeLineJoin = "miter") of an object's stroke + * @type Number + * @default + */ + strokeMiterLimit: 10, + + /** + * Shadow object representing shadow of this shape + * @type fabric.Shadow + * @default + */ + shadow: null, + + /** + * Opacity of object's controlling borders when object is active and moving + * @type Number + * @default + */ + borderOpacityWhenMoving: 0.4, + + /** + * Scale factor of object's controlling borders + * @type Number + * @default + */ + borderScaleFactor: 1, + + /** + * Transform matrix (similar to SVG's transform matrix) + * @type Array + */ + transformMatrix: null, + + /** + * Minimum allowed scale value of an object + * @type Number + * @default + */ + minScaleLimit: 0.01, + + /** + * When set to `false`, an object can not be selected for modification (using either point-click-based or group-based selection). + * But events still fire on it. + * @type Boolean + * @default + */ + selectable: true, + + /** + * When set to `false`, an object can not be a target of events. All events propagate through it. Introduced in v1.3.4 + * @type Boolean + * @default + */ + evented: true, + + /** + * When set to `false`, an object is not rendered on canvas + * @type Boolean + * @default + */ + visible: true, + + /** + * When set to `false`, object's controls are not displayed and can not be used to manipulate object + * @type Boolean + * @default + */ + hasControls: true, + + /** + * When set to `false`, object's controlling borders are not rendered + * @type Boolean + * @default + */ + hasBorders: true, + + /** + * When set to `false`, object's controlling rotating point will not be visible or selectable + * @type Boolean + * @default + */ + hasRotatingPoint: true, + + /** + * Offset for object's controlling rotating point (when enabled via `hasRotatingPoint`) + * @type Number + * @default + */ + rotatingPointOffset: 40, + + /** + * When set to `true`, objects are "found" on canvas on per-pixel basis rather than according to bounding box + * @type Boolean + * @default + */ + perPixelTargetFind: false, + + /** + * When `false`, default object's values are not included in its serialization + * @type Boolean + * @default + */ + includeDefaultValues: true, + + /** + * Function that determines clipping of an object (context is passed as a first argument) + * Note that context origin is at the object's center point (not left/top corner) + * @type Function + */ + clipTo: null, + + /** + * When `true`, object horizontal movement is locked + * @type Boolean + * @default + */ + lockMovementX: false, + + /** + * When `true`, object vertical movement is locked + * @type Boolean + * @default + */ + lockMovementY: false, + + /** + * When `true`, object rotation is locked + * @type Boolean + * @default + */ + lockRotation: false, + + /** + * When `true`, object horizontal scaling is locked + * @type Boolean + * @default + */ + lockScalingX: false, + + /** + * When `true`, object vertical scaling is locked + * @type Boolean + * @default + */ + lockScalingY: false, + + /** + * When `true`, object non-uniform scaling is locked + * @type Boolean + * @default + */ + lockUniScaling: false, + + /** + * When `true`, object horizontal skewing is locked + * @type Boolean + * @default + */ + lockSkewingX: false, + + /** + * When `true`, object vertical skewing is locked + * @type Boolean + * @default + */ + lockSkewingY: false, + + /** + * When `true`, object cannot be flipped by scaling into negative values + * @type Boolean + * @default + */ + lockScalingFlip: false, + + /** + * When `true`, object is not exported in SVG or OBJECT/JSON + * since 1.6.3 + * @type Boolean + * @default + */ + excludeFromExport: false, + + /** + * When `true`, object is cached on an additional canvas. + * default to true + * since 1.7.0 + * @type Boolean + * @default true + */ + objectCaching: objectCaching, + + /** + * When `true`, object properties are checked for cache invalidation. In some particular + * situation you may want this to be disabled ( spray brush, very big pathgroups, groups) + * or if your application does not allow you to modify properties for groups child you want + * to disable it for groups. + * default to false + * since 1.7.0 + * @type Boolean + * @default false + */ + statefullCache: false, + + /** + * When `true`, cache does not get updated during scaling. The picture will get blocky if scaled + * too much and will be redrawn with correct details at the end of scaling. + * this setting is performance and application dependant. + * default to true + * since 1.7.0 + * @type Boolean + * @default true + */ + noScaleCache: true, + + /** + * When set to `true`, object's cache will be rerendered next render call. + * since 1.7.0 + * @type Boolean + * @default true + */ + dirty: true, + + /** + * When set to `true`, force the object to have its own cache, even if it is inside a group + * it may be needed when your object behave in a particular way on the cache and always needs + * its own isolated canvas to render correctly. + * since 1.7.5 + * @type Boolean + * @default false + */ + needsItsOwnCache: false, + + /** + * List of properties to consider when checking if state + * of an object is changed (fabric.Object#hasStateChanged) + * as well as for history (undo/redo) purposes + * @type Array + */ + stateProperties: ( + 'top left width height scaleX scaleY flipX flipY originX originY transformMatrix ' + + 'stroke strokeWidth strokeDashArray strokeLineCap strokeLineJoin strokeMiterLimit ' + + 'angle opacity fill fillRule globalCompositeOperation shadow clipTo visible backgroundColor ' + + 'skewX skewY' + ).split(' '), + + /** + * List of properties to consider when checking if cache needs refresh + * @type Array + */ + cacheProperties: ( + 'fill stroke strokeWidth strokeDashArray width height stroke strokeWidth strokeDashArray' + + ' strokeLineCap strokeLineJoin strokeMiterLimit fillRule backgroundColor' + ).split(' '), + + /** + * Constructor + * @param {Object} [options] Options object + */ + initialize: function(options) { + options = options || { }; + if (options) { + this.setOptions(options); + } + if (this.objectCaching) { + this._createCacheCanvas(); + } + }, + + /** + * Create a the canvas used to keep the cached copy of the object + * @private + */ + _createCacheCanvas: function() { + this._cacheProperties = {}; + this._cacheCanvas = fabric.document.createElement('canvas'); + this._cacheContext = this._cacheCanvas.getContext('2d'); + this._updateCacheCanvas(); + }, + + /** + * Return the dimension and the zoom level needed to create a cache canvas + * big enough to host the object to be cached. + * @private + * @return {Object}.width width of canvas + * @return {Object}.height height of canvas + * @return {Object}.zoomX zoomX zoom value to unscale the canvas before drawing cache + * @return {Object}.zoomY zoomY zoom value to unscale the canvas before drawing cache + */ + _getCacheCanvasDimensions: function() { + var zoom = this.canvas && this.canvas.getZoom() || 1, + objectScale = this.getObjectScaling(), + dim = this._getNonTransformedDimensions(), + retina = this.canvas && this.canvas._isRetinaScaling() ? fabric.devicePixelRatio : 1, + zoomX = objectScale.scaleX * zoom * retina, + zoomY = objectScale.scaleY * zoom * retina, + width = dim.x * zoomX, + height = dim.y * zoomY; + return { + width: width + 2, + height: height + 2, + zoomX: zoomX, + zoomY: zoomY + }; + }, + + /** + * Update width and height of the canvas for cache + * returns true or false if canvas needed resize. + * @private + * @return {Boolean} true if the canvas has been resized + */ + _updateCacheCanvas: function() { + if (this.noScaleCache && this.canvas && this.canvas._currentTransform) { + var action = this.canvas._currentTransform.action; + if (action.slice(0, 5) === 'scale') { + return false; + } + } + var dims = this._getCacheCanvasDimensions(), + width = dims.width, height = dims.height, + zoomX = dims.zoomX, zoomY = dims.zoomY; + + if (width !== this.cacheWidth || height !== this.cacheHeight) { + this._cacheCanvas.width = Math.ceil(width); + this._cacheCanvas.height = Math.ceil(height); + this._cacheContext.translate(width / 2, height / 2); + this._cacheContext.scale(zoomX, zoomY); + this.cacheWidth = width; + this.cacheHeight = height; + this.zoomX = zoomX; + this.zoomY = zoomY; + return true; + } + return false; + }, + + /** + * Sets object's properties from options + * @param {Object} [options] Options object + */ + setOptions: function(options) { + this._setOptions(options); + this._initGradient(options.fill, 'fill'); + this._initGradient(options.stroke, 'stroke'); + this._initClipping(options); + this._initPattern(options.fill, 'fill'); + this._initPattern(options.stroke, 'stroke'); + }, + + /** + * Transforms context when rendering an object + * @param {CanvasRenderingContext2D} ctx Context + * @param {Boolean} fromLeft When true, context is transformed to object's top/left corner. This is used when rendering text on Node + */ + transform: function(ctx, fromLeft) { + if (this.group && !this.group._transformDone && this.group === this.canvas._activeGroup) { + this.group.transform(ctx); + } + var center = fromLeft ? this._getLeftTopCoords() : this.getCenterPoint(); + ctx.translate(center.x, center.y); + this.angle && ctx.rotate(degreesToRadians(this.angle)); + ctx.scale( + this.scaleX * (this.flipX ? -1 : 1), + this.scaleY * (this.flipY ? -1 : 1) + ); + this.skewX && ctx.transform(1, 0, Math.tan(degreesToRadians(this.skewX)), 1, 0, 0); + this.skewY && ctx.transform(1, Math.tan(degreesToRadians(this.skewY)), 0, 1, 0, 0); + }, + + /** + * Returns an object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} Object representation of an instance + */ + toObject: function(propertiesToInclude) { + var NUM_FRACTION_DIGITS = fabric.Object.NUM_FRACTION_DIGITS, + + object = { + type: this.type, + originX: this.originX, + originY: this.originY, + left: toFixed(this.left, NUM_FRACTION_DIGITS), + top: toFixed(this.top, NUM_FRACTION_DIGITS), + width: toFixed(this.width, NUM_FRACTION_DIGITS), + height: toFixed(this.height, NUM_FRACTION_DIGITS), + fill: (this.fill && this.fill.toObject) ? this.fill.toObject() : this.fill, + stroke: (this.stroke && this.stroke.toObject) ? this.stroke.toObject() : this.stroke, + strokeWidth: toFixed(this.strokeWidth, NUM_FRACTION_DIGITS), + strokeDashArray: this.strokeDashArray ? this.strokeDashArray.concat() : this.strokeDashArray, + strokeLineCap: this.strokeLineCap, + strokeLineJoin: this.strokeLineJoin, + strokeMiterLimit: toFixed(this.strokeMiterLimit, NUM_FRACTION_DIGITS), + scaleX: toFixed(this.scaleX, NUM_FRACTION_DIGITS), + scaleY: toFixed(this.scaleY, NUM_FRACTION_DIGITS), + angle: toFixed(this.getAngle(), NUM_FRACTION_DIGITS), + flipX: this.flipX, + flipY: this.flipY, + opacity: toFixed(this.opacity, NUM_FRACTION_DIGITS), + shadow: (this.shadow && this.shadow.toObject) ? this.shadow.toObject() : this.shadow, + visible: this.visible, + clipTo: this.clipTo && String(this.clipTo), + backgroundColor: this.backgroundColor, + fillRule: this.fillRule, + globalCompositeOperation: this.globalCompositeOperation, + transformMatrix: this.transformMatrix ? this.transformMatrix.concat() : null, + skewX: toFixed(this.skewX, NUM_FRACTION_DIGITS), + skewY: toFixed(this.skewY, NUM_FRACTION_DIGITS) + }; + + fabric.util.populateWithProperties(this, object, propertiesToInclude); + + if (!this.includeDefaultValues) { + object = this._removeDefaultValues(object); + } + + return object; + }, + + /** + * Returns (dataless) object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} Object representation of an instance + */ + toDatalessObject: function(propertiesToInclude) { + // will be overwritten by subclasses + return this.toObject(propertiesToInclude); + }, + + /** + * @private + * @param {Object} object + */ + _removeDefaultValues: function(object) { + var prototype = fabric.util.getKlass(object.type).prototype, + stateProperties = prototype.stateProperties; + stateProperties.forEach(function(prop) { + if (object[prop] === prototype[prop]) { + delete object[prop]; + } + var isArray = Object.prototype.toString.call(object[prop]) === '[object Array]' && + Object.prototype.toString.call(prototype[prop]) === '[object Array]'; + + // basically a check for [] === [] + if (isArray && object[prop].length === 0 && prototype[prop].length === 0) { + delete object[prop]; + } + }); + + return object; + }, + + /** + * Returns a string representation of an instance + * @return {String} + */ + toString: function() { + return '#'; + }, + + /** + * Return the object scale factor counting also the group scaling + * @return {Object} object with scaleX and scaleY properties + */ + getObjectScaling: function() { + var scaleX = this.scaleX, scaleY = this.scaleY; + if (this.group) { + var scaling = this.group.getObjectScaling(); + scaleX *= scaling.scaleX; + scaleY *= scaling.scaleY; + } + return { scaleX: scaleX, scaleY: scaleY }; + }, + + /** + * @private + * @param {String} key + * @param {*} value + * @return {fabric.Object} thisArg + */ + _set: function(key, value) { + var shouldConstrainValue = (key === 'scaleX' || key === 'scaleY'); + + if (shouldConstrainValue) { + value = this._constrainScale(value); + } + if (key === 'scaleX' && value < 0) { + this.flipX = !this.flipX; + value *= -1; + } + else if (key === 'scaleY' && value < 0) { + this.flipY = !this.flipY; + value *= -1; + } + else if (key === 'shadow' && value && !(value instanceof fabric.Shadow)) { + value = new fabric.Shadow(value); + } + else if (key === 'dirty' && this.group) { + this.group.set('dirty', value); + } + + this[key] = value; + + if (this.cacheProperties.indexOf(key) > -1) { + if (this.group) { + this.group.set('dirty', true); + } + this.dirty = true; + } + + if (this.group && this.stateProperties.indexOf(key) > -1) { + this.group.set('dirty', true); + } + + if (key === 'width' || key === 'height') { + this.minScaleLimit = Math.min(0.1, 1 / Math.max(this.width, this.height)); + } + + return this; + }, + + /** + * This callback function is called by the parent group of an object every + * time a non-delegated property changes on the group. It is passed the key + * and value as parameters. Not adding in this function's signature to avoid + * Travis build error about unused variables. + */ + setOnGroup: function() { + // implemented by sub-classes, as needed. + }, + + /** + * Sets sourcePath of an object + * @param {String} value Value to set sourcePath to + * @return {fabric.Object} thisArg + * @chainable + */ + setSourcePath: function(value) { + this.sourcePath = value; + return this; + }, + + /** + * Retrieves viewportTransform from Object's canvas if possible + * @method getViewportTransform + * @memberOf fabric.Object.prototype + * @return {Boolean} flipY value // TODO + */ + getViewportTransform: function() { + if (this.canvas && this.canvas.viewportTransform) { + return this.canvas.viewportTransform; + } + return fabric.iMatrix.concat(); + }, + + /** + * Renders an object on a specified context + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} [noTransform] When true, context is not transformed + */ + render: function(ctx, noTransform) { + // do not render if width/height are zeros or object is not visible + if ((this.width === 0 && this.height === 0) || !this.visible) { + return; + } + if (this.canvas && this.canvas.skipOffscreen && !this.group && !this.isOnScreen()) { + return; + } + ctx.save(); + //setup fill rule for current object + this._setupCompositeOperation(ctx); + this.drawSelectionBackground(ctx); + if (!noTransform) { + this.transform(ctx); + } + this._setOpacity(ctx); + this._setShadow(ctx); + if (this.transformMatrix) { + ctx.transform.apply(ctx, this.transformMatrix); + } + this.clipTo && fabric.util.clipContext(this, ctx); + if (this.shouldCache()) { + if (!this._cacheCanvas) { + this._createCacheCanvas(); + } + if (this.isCacheDirty(noTransform)) { + this.statefullCache && this.saveState({ propertySet: 'cacheProperties' }); + this.drawObject(this._cacheContext, noTransform); + this.dirty = false; + } + this.drawCacheOnCanvas(ctx); + } + else { + this.drawObject(ctx, noTransform); + if (noTransform && this.objectCaching && this.statefullCache) { + this.saveState({ propertySet: 'cacheProperties' }); + } + } + this.clipTo && ctx.restore(); + ctx.restore(); + }, + + /** + * Decide if the object should cache or not. + * objectCaching is a global flag, wins over everything + * needsItsOwnCache should be used when the object drawing method requires + * a cache step. None of the fabric classes requires it. + * Generally you do not cache objects in groups because the group outside is cached. + * @return {Boolean} + */ + shouldCache: function() { + return this.objectCaching && + (!this.group || this.needsItsOwnCache || !this.group.isCaching()); + }, + + /** + * Check if this object or a child object will cast a shadow + * used by Group.shouldCache to know if child has a shadow recursively + * @return {Boolean} + */ + willDrawShadow: function() { + return !!this.shadow; + }, + + /** + * Execute the drawing operation for an object on a specified context + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} [noTransform] When true, context is not transformed + */ + drawObject: function(ctx, noTransform) { + this._renderBackground(ctx); + this._setStrokeStyles(ctx); + this._setFillStyles(ctx); + this._render(ctx, noTransform); + }, + + /** + * Paint the cached copy of the object on the target context. + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + drawCacheOnCanvas: function(ctx) { + ctx.scale(1 / this.zoomX, 1 / this.zoomY); + ctx.drawImage(this._cacheCanvas, -this.cacheWidth / 2, -this.cacheHeight / 2); + }, + + /** + * Check if cache is dirty + * @param {Boolean} skipCanvas skip canvas checks because this object is painted + * on parent canvas. + */ + isCacheDirty: function(skipCanvas) { + if (!skipCanvas && this._updateCacheCanvas()) { + // in this case the context is already cleared. + return true; + } + else { + if (this.dirty || (this.statefullCache && this.hasStateChanged('cacheProperties'))) { + if (!skipCanvas) { + var width = this.cacheWidth / this.zoomX; + var height = this.cacheHeight / this.zoomY; + this._cacheContext.clearRect(-width / 2, -height / 2, width, height); + } + return true; + } + } + return false; + }, + + /** + * Draws a background for the object big as its untrasformed dimensions + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderBackground: function(ctx) { + if (!this.backgroundColor) { + return; + } + var dim = this._getNonTransformedDimensions(); + ctx.fillStyle = this.backgroundColor; + + ctx.fillRect( + -dim.x / 2, + -dim.y / 2, + dim.x, + dim.y + ); + // if there is background color no other shadows + // should be casted + this._removeShadow(ctx); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _setOpacity: function(ctx) { + ctx.globalAlpha *= this.opacity; + }, + + _setStrokeStyles: function(ctx) { + if (this.stroke) { + ctx.lineWidth = this.strokeWidth; + ctx.lineCap = this.strokeLineCap; + ctx.lineJoin = this.strokeLineJoin; + ctx.miterLimit = this.strokeMiterLimit; + ctx.strokeStyle = this.stroke.toLive + ? this.stroke.toLive(ctx, this) + : this.stroke; + } + }, + + _setFillStyles: function(ctx) { + if (this.fill) { + ctx.fillStyle = this.fill.toLive + ? this.fill.toLive(ctx, this) + : this.fill; + } + }, + + /** + * @private + * Sets line dash + * @param {CanvasRenderingContext2D} ctx Context to set the dash line on + * @param {Array} dashArray array representing dashes + * @param {Function} alternative function to call if browaser does not support lineDash + */ + _setLineDash: function(ctx, dashArray, alternative) { + if (!dashArray) { + return; + } + // Spec requires the concatenation of two copies the dash list when the number of elements is odd + if (1 & dashArray.length) { + dashArray.push.apply(dashArray, dashArray); + } + if (supportsLineDash) { + ctx.setLineDash(dashArray); + } + else { + alternative && alternative(ctx); + } + }, + + /** + * Renders controls and borders for the object + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderControls: function(ctx) { + if (!this.active || (this.group && this.group !== this.canvas.getActiveGroup())) { + return; + } + + var vpt = this.getViewportTransform(), + matrix = this.calcTransformMatrix(), + options; + matrix = fabric.util.multiplyTransformMatrices(vpt, matrix); + options = fabric.util.qrDecompose(matrix); + + ctx.save(); + ctx.translate(options.translateX, options.translateY); + ctx.lineWidth = 1 * this.borderScaleFactor; + if (!this.group) { + ctx.globalAlpha = this.isMoving ? this.borderOpacityWhenMoving : 1; + } + if (this.group && this.group === this.canvas.getActiveGroup()) { + ctx.rotate(degreesToRadians(options.angle)); + this.drawBordersInGroup(ctx, options); + } + else { + ctx.rotate(degreesToRadians(this.angle)); + this.drawBorders(ctx); + } + this.drawControls(ctx); + ctx.restore(); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _setShadow: function(ctx) { + if (!this.shadow) { + return; + } + + var multX = (this.canvas && this.canvas.viewportTransform[0]) || 1, + multY = (this.canvas && this.canvas.viewportTransform[3]) || 1, + scaling = this.getObjectScaling(); + if (this.canvas && this.canvas._isRetinaScaling()) { + multX *= fabric.devicePixelRatio; + multY *= fabric.devicePixelRatio; + } + ctx.shadowColor = this.shadow.color; + ctx.shadowBlur = this.shadow.blur * (multX + multY) * (scaling.scaleX + scaling.scaleY) / 4; + ctx.shadowOffsetX = this.shadow.offsetX * multX * scaling.scaleX; + ctx.shadowOffsetY = this.shadow.offsetY * multY * scaling.scaleY; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _removeShadow: function(ctx) { + if (!this.shadow) { + return; + } + + ctx.shadowColor = ''; + ctx.shadowBlur = ctx.shadowOffsetX = ctx.shadowOffsetY = 0; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Object} filler fabric.Pattern or fabric.Gradient + */ + _applyPatternGradientTransform: function(ctx, filler) { + if (!filler.toLive) { + return; + } + var transform = filler.gradientTransform || filler.patternTransform; + if (transform) { + ctx.transform.apply(ctx, transform); + } + var offsetX = -this.width / 2 + filler.offsetX || 0, + offsetY = -this.height / 2 + filler.offsetY || 0; + ctx.translate(offsetX, offsetY); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderFill: function(ctx) { + if (!this.fill) { + return; + } + + ctx.save(); + this._applyPatternGradientTransform(ctx, this.fill); + if (this.fillRule === 'evenodd') { + ctx.fill('evenodd'); + } + else { + ctx.fill(); + } + ctx.restore(); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderStroke: function(ctx) { + if (!this.stroke || this.strokeWidth === 0) { + return; + } + + if (this.shadow && !this.shadow.affectStroke) { + this._removeShadow(ctx); + } + + ctx.save(); + this._setLineDash(ctx, this.strokeDashArray, this._renderDashedStroke); + this._applyPatternGradientTransform(ctx, this.stroke); + ctx.stroke(); + ctx.restore(); + }, + + /** + * Clones an instance, some objects are async, so using callback method will work for every object. + * Using the direct return does not work for images and groups. + * @param {Function} callback Callback is invoked with a clone as a first argument + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {fabric.Object} clone of an instance + */ + clone: function(callback, propertiesToInclude) { + if (this.constructor.fromObject) { + return this.constructor.fromObject(this.toObject(propertiesToInclude), callback); + } + return new fabric.Object(this.toObject(propertiesToInclude)); + }, + + /** + * Creates an instance of fabric.Image out of an object + * @param {Function} callback callback, invoked with an instance as a first argument + * @param {Object} [options] for clone as image, passed to toDataURL + * @param {Boolean} [options.enableRetinaScaling] enable retina scaling for the cloned image + * @return {fabric.Object} thisArg + */ + cloneAsImage: function(callback, options) { + var dataUrl = this.toDataURL(options); + fabric.util.loadImage(dataUrl, function(img) { + if (callback) { + callback(new fabric.Image(img)); + } + }); + return this; + }, + + /** + * Converts an object into a data-url-like string + * @param {Object} options Options object + * @param {String} [options.format=png] The format of the output image. Either "jpeg" or "png" + * @param {Number} [options.quality=1] Quality level (0..1). Only used for jpeg. + * @param {Number} [options.multiplier=1] Multiplier to scale by + * @param {Number} [options.left] Cropping left offset. Introduced in v1.2.14 + * @param {Number} [options.top] Cropping top offset. Introduced in v1.2.14 + * @param {Number} [options.width] Cropping width. Introduced in v1.2.14 + * @param {Number} [options.height] Cropping height. Introduced in v1.2.14 + * @param {Boolean} [options.enableRetina] Enable retina scaling for clone image. Introduce in 1.6.4 + * @return {String} Returns a data: URL containing a representation of the object in the format specified by options.format + */ + toDataURL: function(options) { + options || (options = { }); + + var el = fabric.util.createCanvasElement(), + boundingRect = this.getBoundingRect(); + + el.width = boundingRect.width; + el.height = boundingRect.height; + fabric.util.wrapElement(el, 'div'); + var canvas = new fabric.StaticCanvas(el, { enableRetinaScaling: options.enableRetinaScaling }); + // to avoid common confusion https://github.com/kangax/fabric.js/issues/806 + if (options.format === 'jpg') { + options.format = 'jpeg'; + } + + if (options.format === 'jpeg') { + canvas.backgroundColor = '#fff'; + } + + var origParams = { + active: this.get('active'), + left: this.getLeft(), + top: this.getTop() + }; + + this.set('active', false); + this.setPositionByOrigin(new fabric.Point(canvas.getWidth() / 2, canvas.getHeight() / 2), 'center', 'center'); + + var originalCanvas = this.canvas; + canvas.add(this); + var data = canvas.toDataURL(options); + + this.set(origParams).setCoords(); + this.canvas = originalCanvas; + + canvas.dispose(); + canvas = null; + + return data; + }, + + /** + * Returns true if specified type is identical to the type of an instance + * @param {String} type Type to check against + * @return {Boolean} + */ + isType: function(type) { + return this.type === type; + }, + + /** + * Returns complexity of an instance + * @return {Number} complexity of this instance (is 1 unless subclassed) + */ + complexity: function() { + return 1; + }, + + /** + * Returns a JSON representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} JSON + */ + toJSON: function(propertiesToInclude) { + // delegate, not alias + return this.toObject(propertiesToInclude); + }, + + /** + * Sets gradient (fill or stroke) of an object + * Backwards incompatibility note: This method was named "setGradientFill" until v1.1.0 + * @param {String} property Property name 'stroke' or 'fill' + * @param {Object} [options] Options object + * @param {String} [options.type] Type of gradient 'radial' or 'linear' + * @param {Number} [options.x1=0] x-coordinate of start point + * @param {Number} [options.y1=0] y-coordinate of start point + * @param {Number} [options.x2=0] x-coordinate of end point + * @param {Number} [options.y2=0] y-coordinate of end point + * @param {Number} [options.r1=0] Radius of start point (only for radial gradients) + * @param {Number} [options.r2=0] Radius of end point (only for radial gradients) + * @param {Object} [options.colorStops] Color stops object eg. {0: 'ff0000', 1: '000000'} + * @param {Object} [options.gradientTransform] transforMatrix for gradient + * @return {fabric.Object} thisArg + * @chainable + * @see {@link http://jsfiddle.net/fabricjs/58y8b/|jsFiddle demo} + * @example Set linear gradient + * object.setGradient('fill', { + * type: 'linear', + * x1: -object.width / 2, + * y1: 0, + * x2: object.width / 2, + * y2: 0, + * colorStops: { + * 0: 'red', + * 0.5: '#005555', + * 1: 'rgba(0,0,255,0.5)' + * } + * }); + * canvas.renderAll(); + * @example Set radial gradient + * object.setGradient('fill', { + * type: 'radial', + * x1: 0, + * y1: 0, + * x2: 0, + * y2: 0, + * r1: object.width / 2, + * r2: 10, + * colorStops: { + * 0: 'red', + * 0.5: '#005555', + * 1: 'rgba(0,0,255,0.5)' + * } + * }); + * canvas.renderAll(); + */ + setGradient: function(property, options) { + options || (options = { }); + + var gradient = { colorStops: [] }; + + gradient.type = options.type || (options.r1 || options.r2 ? 'radial' : 'linear'); + gradient.coords = { + x1: options.x1, + y1: options.y1, + x2: options.x2, + y2: options.y2 + }; + + if (options.r1 || options.r2) { + gradient.coords.r1 = options.r1; + gradient.coords.r2 = options.r2; + } + + gradient.gradientTransform = options.gradientTransform; + fabric.Gradient.prototype.addColorStop.call(gradient, options.colorStops); + + return this.set(property, fabric.Gradient.forObject(this, gradient)); + }, + + /** + * Sets pattern fill of an object + * @param {Object} options Options object + * @param {(String|HTMLImageElement)} options.source Pattern source + * @param {String} [options.repeat=repeat] Repeat property of a pattern (one of repeat, repeat-x, repeat-y or no-repeat) + * @param {Number} [options.offsetX=0] Pattern horizontal offset from object's left/top corner + * @param {Number} [options.offsetY=0] Pattern vertical offset from object's left/top corner + * @return {fabric.Object} thisArg + * @chainable + * @see {@link http://jsfiddle.net/fabricjs/QT3pa/|jsFiddle demo} + * @example Set pattern + * fabric.util.loadImage('http://fabricjs.com/assets/escheresque_ste.png', function(img) { + * object.setPatternFill({ + * source: img, + * repeat: 'repeat' + * }); + * canvas.renderAll(); + * }); + */ + setPatternFill: function(options) { + return this.set('fill', new fabric.Pattern(options)); + }, + + /** + * Sets {@link fabric.Object#shadow|shadow} of an object + * @param {Object|String} [options] Options object or string (e.g. "2px 2px 10px rgba(0,0,0,0.2)") + * @param {String} [options.color=rgb(0,0,0)] Shadow color + * @param {Number} [options.blur=0] Shadow blur + * @param {Number} [options.offsetX=0] Shadow horizontal offset + * @param {Number} [options.offsetY=0] Shadow vertical offset + * @return {fabric.Object} thisArg + * @chainable + * @see {@link http://jsfiddle.net/fabricjs/7gvJG/|jsFiddle demo} + * @example Set shadow with string notation + * object.setShadow('2px 2px 10px rgba(0,0,0,0.2)'); + * canvas.renderAll(); + * @example Set shadow with object notation + * object.setShadow({ + * color: 'red', + * blur: 10, + * offsetX: 20, + * offsetY: 20 + * }); + * canvas.renderAll(); + */ + setShadow: function(options) { + return this.set('shadow', options ? new fabric.Shadow(options) : null); + }, + + /** + * Sets "color" of an instance (alias of `set('fill', …)`) + * @param {String} color Color value + * @return {fabric.Object} thisArg + * @chainable + */ + setColor: function(color) { + this.set('fill', color); + return this; + }, + + /** + * Sets "angle" of an instance + * @param {Number} angle Angle value (in degrees) + * @return {fabric.Object} thisArg + * @chainable + */ + setAngle: function(angle) { + var shouldCenterOrigin = (this.originX !== 'center' || this.originY !== 'center') && this.centeredRotation; + + if (shouldCenterOrigin) { + this._setOriginToCenter(); + } + + this.set('angle', angle); + + if (shouldCenterOrigin) { + this._resetOrigin(); + } + + return this; + }, + + /** + * Centers object horizontally on canvas to which it was added last. + * You might need to call `setCoords` on an object after centering, to update controls area. + * @return {fabric.Object} thisArg + * @chainable + */ + centerH: function () { + this.canvas && this.canvas.centerObjectH(this); + return this; + }, + + /** + * Centers object horizontally on current viewport of canvas to which it was added last. + * You might need to call `setCoords` on an object after centering, to update controls area. + * @return {fabric.Object} thisArg + * @chainable + */ + viewportCenterH: function () { + this.canvas && this.canvas.viewportCenterObjectH(this); + return this; + }, + + /** + * Centers object vertically on canvas to which it was added last. + * You might need to call `setCoords` on an object after centering, to update controls area. + * @return {fabric.Object} thisArg + * @chainable + */ + centerV: function () { + this.canvas && this.canvas.centerObjectV(this); + return this; + }, + + /** + * Centers object vertically on current viewport of canvas to which it was added last. + * You might need to call `setCoords` on an object after centering, to update controls area. + * @return {fabric.Object} thisArg + * @chainable + */ + viewportCenterV: function () { + this.canvas && this.canvas.viewportCenterObjectV(this); + return this; + }, + + /** + * Centers object vertically and horizontally on canvas to which is was added last + * You might need to call `setCoords` on an object after centering, to update controls area. + * @return {fabric.Object} thisArg + * @chainable + */ + center: function () { + this.canvas && this.canvas.centerObject(this); + return this; + }, + + /** + * Centers object on current viewport of canvas to which it was added last. + * You might need to call `setCoords` on an object after centering, to update controls area. + * @return {fabric.Object} thisArg + * @chainable + */ + viewportCenter: function () { + this.canvas && this.canvas.viewportCenterObject(this); + return this; + }, + + /** + * Removes object from canvas to which it was added last + * @return {fabric.Object} thisArg + * @chainable + */ + remove: function() { + this.canvas && this.canvas.remove(this); + return this; + }, + + /** + * Returns coordinates of a pointer relative to an object + * @param {Event} e Event to operate upon + * @param {Object} [pointer] Pointer to operate upon (instead of event) + * @return {Object} Coordinates of a pointer (x, y) + */ + getLocalPointer: function(e, pointer) { + pointer = pointer || this.canvas.getPointer(e); + var pClicked = new fabric.Point(pointer.x, pointer.y), + objectLeftTop = this._getLeftTopCoords(); + if (this.angle) { + pClicked = fabric.util.rotatePoint( + pClicked, objectLeftTop, degreesToRadians(-this.angle)); + } + return { + x: pClicked.x - objectLeftTop.x, + y: pClicked.y - objectLeftTop.y + }; + }, + + /** + * Sets canvas globalCompositeOperation for specific object + * custom composition operation for the particular object can be specifed using globalCompositeOperation property + * @param {CanvasRenderingContext2D} ctx Rendering canvas context + */ + _setupCompositeOperation: function (ctx) { + if (this.globalCompositeOperation) { + ctx.globalCompositeOperation = this.globalCompositeOperation; + } + } + }); + + fabric.util.createAccessors(fabric.Object); + + /** + * Alias for {@link fabric.Object.prototype.setAngle} + * @alias rotate -> setAngle + * @memberOf fabric.Object + */ + fabric.Object.prototype.rotate = fabric.Object.prototype.setAngle; + + extend(fabric.Object.prototype, fabric.Observable); + + /** + * Defines the number of fraction digits to use when serializing object values. + * You can use it to increase/decrease precision of such values like left, top, scaleX, scaleY, etc. + * @static + * @memberOf fabric.Object + * @constant + * @type Number + */ + fabric.Object.NUM_FRACTION_DIGITS = 2; + + fabric.Object._fromObject = function(className, object, callback, forceAsync, extraParam) { + var klass = fabric[className]; + object = clone(object, true); + if (forceAsync) { + fabric.util.enlivenPatterns([object.fill, object.stroke], function(patterns) { + if (typeof patterns[0] !== 'undefined') { + object.fill = patterns[0]; + } + if (typeof patterns[1] !== 'undefined') { + object.stroke = patterns[1]; + } + var instance = extraParam ? new klass(object[extraParam], object) : new klass(object); + callback && callback(instance); + }); + } + else { + var instance = extraParam ? new klass(object[extraParam], object) : new klass(object); + callback && callback(instance); + return instance; + } + }; + + /** + * Unique id used internally when creating SVG elements + * @static + * @memberOf fabric.Object + * @type Number + */ + fabric.Object.__uid = 0; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function() { + + var degreesToRadians = fabric.util.degreesToRadians, + originXOffset = { + left: -0.5, + center: 0, + right: 0.5 + }, + originYOffset = { + top: -0.5, + center: 0, + bottom: 0.5 + }; + + fabric.util.object.extend(fabric.Object.prototype, /** @lends fabric.Object.prototype */ { + + /** + * Translates the coordinates from origin to center coordinates (based on the object's dimensions) + * @param {fabric.Point} point The point which corresponds to the originX and originY params + * @param {String} fromOriginX Horizontal origin: 'left', 'center' or 'right' + * @param {String} fromOriginY Vertical origin: 'top', 'center' or 'bottom' + * @param {String} toOriginX Horizontal origin: 'left', 'center' or 'right' + * @param {String} toOriginY Vertical origin: 'top', 'center' or 'bottom' + * @return {fabric.Point} + */ + translateToGivenOrigin: function(point, fromOriginX, fromOriginY, toOriginX, toOriginY) { + var x = point.x, + y = point.y, + offsetX, offsetY, dim; + + if (typeof fromOriginX === 'string') { + fromOriginX = originXOffset[fromOriginX]; + } + else { + fromOriginX -= 0.5; + } + + if (typeof toOriginX === 'string') { + toOriginX = originXOffset[toOriginX]; + } + else { + toOriginX -= 0.5; + } + + offsetX = toOriginX - fromOriginX; + + if (typeof fromOriginY === 'string') { + fromOriginY = originYOffset[fromOriginY]; + } + else { + fromOriginY -= 0.5; + } + + if (typeof toOriginY === 'string') { + toOriginY = originYOffset[toOriginY]; + } + else { + toOriginY -= 0.5; + } + + offsetY = toOriginY - fromOriginY; + + if (offsetX || offsetY) { + dim = this._getTransformedDimensions(); + x = point.x + offsetX * dim.x; + y = point.y + offsetY * dim.y; + } + + return new fabric.Point(x, y); + }, + + /** + * Translates the coordinates from origin to center coordinates (based on the object's dimensions) + * @param {fabric.Point} point The point which corresponds to the originX and originY params + * @param {String} originX Horizontal origin: 'left', 'center' or 'right' + * @param {String} originY Vertical origin: 'top', 'center' or 'bottom' + * @return {fabric.Point} + */ + translateToCenterPoint: function(point, originX, originY) { + var p = this.translateToGivenOrigin(point, originX, originY, 'center', 'center'); + if (this.angle) { + return fabric.util.rotatePoint(p, point, degreesToRadians(this.angle)); + } + return p; + }, + + /** + * Translates the coordinates from center to origin coordinates (based on the object's dimensions) + * @param {fabric.Point} center The point which corresponds to center of the object + * @param {String} originX Horizontal origin: 'left', 'center' or 'right' + * @param {String} originY Vertical origin: 'top', 'center' or 'bottom' + * @return {fabric.Point} + */ + translateToOriginPoint: function(center, originX, originY) { + var p = this.translateToGivenOrigin(center, 'center', 'center', originX, originY); + if (this.angle) { + return fabric.util.rotatePoint(p, center, degreesToRadians(this.angle)); + } + return p; + }, + + /** + * Returns the real center coordinates of the object + * @return {fabric.Point} + */ + getCenterPoint: function() { + var leftTop = new fabric.Point(this.left, this.top); + return this.translateToCenterPoint(leftTop, this.originX, this.originY); + }, + + /** + * Returns the coordinates of the object based on center coordinates + * @param {fabric.Point} point The point which corresponds to the originX and originY params + * @return {fabric.Point} + */ + // getOriginPoint: function(center) { + // return this.translateToOriginPoint(center, this.originX, this.originY); + // }, + + /** + * Returns the coordinates of the object as if it has a different origin + * @param {String} originX Horizontal origin: 'left', 'center' or 'right' + * @param {String} originY Vertical origin: 'top', 'center' or 'bottom' + * @return {fabric.Point} + */ + getPointByOrigin: function(originX, originY) { + var center = this.getCenterPoint(); + return this.translateToOriginPoint(center, originX, originY); + }, + + /** + * Returns the point in local coordinates + * @param {fabric.Point} point The point relative to the global coordinate system + * @param {String} originX Horizontal origin: 'left', 'center' or 'right' + * @param {String} originY Vertical origin: 'top', 'center' or 'bottom' + * @return {fabric.Point} + */ + toLocalPoint: function(point, originX, originY) { + var center = this.getCenterPoint(), + p, p2; + + if (typeof originX !== 'undefined' && typeof originY !== 'undefined' ) { + p = this.translateToGivenOrigin(center, 'center', 'center', originX, originY); + } + else { + p = new fabric.Point(this.left, this.top); + } + + p2 = new fabric.Point(point.x, point.y); + if (this.angle) { + p2 = fabric.util.rotatePoint(p2, center, -degreesToRadians(this.angle)); + } + return p2.subtractEquals(p); + }, + + /** + * Returns the point in global coordinates + * @param {fabric.Point} The point relative to the local coordinate system + * @return {fabric.Point} + */ + // toGlobalPoint: function(point) { + // return fabric.util.rotatePoint(point, this.getCenterPoint(), degreesToRadians(this.angle)).addEquals(new fabric.Point(this.left, this.top)); + // }, + + /** + * Sets the position of the object taking into consideration the object's origin + * @param {fabric.Point} pos The new position of the object + * @param {String} originX Horizontal origin: 'left', 'center' or 'right' + * @param {String} originY Vertical origin: 'top', 'center' or 'bottom' + * @return {void} + */ + setPositionByOrigin: function(pos, originX, originY) { + var center = this.translateToCenterPoint(pos, originX, originY), + position = this.translateToOriginPoint(center, this.originX, this.originY); + + this.set('left', position.x); + this.set('top', position.y); + }, + + /** + * @param {String} to One of 'left', 'center', 'right' + */ + adjustPosition: function(to) { + var angle = degreesToRadians(this.angle), + hypotFull = this.getWidth(), + xFull = Math.cos(angle) * hypotFull, + yFull = Math.sin(angle) * hypotFull, + offsetFrom, offsetTo; + + //TODO: this function does not consider mixed situation like top, center. + if (typeof this.originX === 'string') { + offsetFrom = originXOffset[this.originX]; + } + else { + offsetFrom = this.originX - 0.5; + } + if (typeof to === 'string') { + offsetTo = originXOffset[to]; + } + else { + offsetTo = to - 0.5; + } + this.left += xFull * (offsetTo - offsetFrom); + this.top += yFull * (offsetTo - offsetFrom); + this.setCoords(); + this.originX = to; + }, + + /** + * Sets the origin/position of the object to it's center point + * @private + * @return {void} + */ + _setOriginToCenter: function() { + this._originalOriginX = this.originX; + this._originalOriginY = this.originY; + + var center = this.getCenterPoint(); + + this.originX = 'center'; + this.originY = 'center'; + + this.left = center.x; + this.top = center.y; + }, + + /** + * Resets the origin/position of the object to it's original origin + * @private + * @return {void} + */ + _resetOrigin: function() { + var originPoint = this.translateToOriginPoint( + this.getCenterPoint(), + this._originalOriginX, + this._originalOriginY); + + this.originX = this._originalOriginX; + this.originY = this._originalOriginY; + + this.left = originPoint.x; + this.top = originPoint.y; + + this._originalOriginX = null; + this._originalOriginY = null; + }, + + /** + * @private + */ + _getLeftTopCoords: function() { + return this.translateToOriginPoint(this.getCenterPoint(), 'left', 'top'); + }, + + /** + * Callback; invoked right before object is about to go from active to inactive + */ + onDeselect: function() { + /* NOOP */ + } + }); + +})(); + + +(function() { + + function getCoords(coords) { + return [ + new fabric.Point(coords.tl.x, coords.tl.y), + new fabric.Point(coords.tr.x, coords.tr.y), + new fabric.Point(coords.br.x, coords.br.y), + new fabric.Point(coords.bl.x, coords.bl.y) + ]; + } + + var degreesToRadians = fabric.util.degreesToRadians, + multiplyMatrices = fabric.util.multiplyTransformMatrices; + + fabric.util.object.extend(fabric.Object.prototype, /** @lends fabric.Object.prototype */ { + + /** + * Describe object's corner position in canvas element coordinates. + * properties are tl,mt,tr,ml,mr,bl,mb,br,mtr for the main controls. + * each property is an object with x, y and corner. + * The `corner` property contains in a similar manner the 4 points of the + * interactive area of the corner. + * The coordinates depends from this properties: width, height, scaleX, scaleY + * skewX, skewY, angle, strokeWidth, viewportTransform, top, left, padding. + * The coordinates get updated with @method setCoords. + * You can calculate them without updating with @method calcCoords; + * @memberOf fabric.Object.prototype + */ + oCoords: null, + + /** + * Describe object's corner position in canvas object absolute coordinates + * properties are tl,tr,bl,br and describe the four main corner. + * each property is an object with x, y, instance of Fabric.Point. + * The coordinates depends from this properties: width, height, scaleX, scaleY + * skewX, skewY, angle, strokeWidth, top, left. + * Those coordinates are usefull to understand where an object is. They get updated + * with oCoords but they do not need to be updated when zoom or panning change. + * The coordinates get updated with @method setCoords. + * You can calculate them without updating with @method calcCoords(true); + * @memberOf fabric.Object.prototype + */ + aCoords: null, + + /** + * return correct set of coordinates for intersection + */ + getCoords: function(absolute, calculate) { + if (!this.oCoords) { + this.setCoords(); + } + var coords = absolute ? this.aCoords : this.oCoords; + return getCoords(calculate ? this.calcCoords(absolute) : coords); + }, + + /** + * Checks if object intersects with an area formed by 2 points + * @param {Object} pointTL top-left point of area + * @param {Object} pointBR bottom-right point of area + * @param {Boolean} [absolute] use coordinates without viewportTransform + * @param {Boolean} [calculate] use coordinates of current position instead of .oCoords + * @return {Boolean} true if object intersects with an area formed by 2 points + */ + intersectsWithRect: function(pointTL, pointBR, absolute, calculate) { + var coords = this.getCoords(absolute, calculate), + intersection = fabric.Intersection.intersectPolygonRectangle( + coords, + pointTL, + pointBR + ); + return intersection.status === 'Intersection'; + }, + + /** + * Checks if object intersects with another object + * @param {Object} other Object to test + * @param {Boolean} [absolute] use coordinates without viewportTransform + * @param {Boolean} [calculate] use coordinates of current position instead of .oCoords + * @return {Boolean} true if object intersects with another object + */ + intersectsWithObject: function(other, absolute, calculate) { + var intersection = fabric.Intersection.intersectPolygonPolygon( + this.getCoords(absolute, calculate), + other.getCoords(absolute, calculate) + ); + + return intersection.status === 'Intersection' + || other.isContainedWithinObject(this, absolute, calculate) + || this.isContainedWithinObject(other, absolute, calculate); + }, + + /** + * Checks if object is fully contained within area of another object + * @param {Object} other Object to test + * @param {Boolean} [absolute] use coordinates without viewportTransform + * @param {Boolean} [calculate] use coordinates of current position instead of .oCoords + * @return {Boolean} true if object is fully contained within area of another object + */ + isContainedWithinObject: function(other, absolute, calculate) { + var points = this.getCoords(absolute, calculate), + i = 0, lines = other._getImageLines( + calculate ? other.calcCoords(absolute) : absolute ? other.aCoords : other.oCoords + ); + for (; i < 4; i++) { + if (!other.containsPoint(points[i], lines)) { + return false; + } + } + return true; + }, + + /** + * Checks if object is fully contained within area formed by 2 points + * @param {Object} pointTL top-left point of area + * @param {Object} pointBR bottom-right point of area + * @param {Boolean} [absolute] use coordinates without viewportTransform + * @param {Boolean} [calculate] use coordinates of current position instead of .oCoords + * @return {Boolean} true if object is fully contained within area formed by 2 points + */ + isContainedWithinRect: function(pointTL, pointBR, absolute, calculate) { + var boundingRect = this.getBoundingRect(absolute, calculate); + + return ( + boundingRect.left >= pointTL.x && + boundingRect.left + boundingRect.width <= pointBR.x && + boundingRect.top >= pointTL.y && + boundingRect.top + boundingRect.height <= pointBR.y + ); + }, + + /** + * Checks if point is inside the object + * @param {fabric.Point} point Point to check against + * @param {Object} [lines] object returned from @method _getImageLines + * @param {Boolean} [absolute] use coordinates without viewportTransform + * @param {Boolean} [calculate] use coordinates of current position instead of .oCoords + * @return {Boolean} true if point is inside the object + */ + containsPoint: function(point, lines, absolute, calculate) { + var lines = lines || this._getImageLines( + calculate ? this.calcCoords(absolute) : absolute ? this.aCoords : this.oCoords + ), + xPoints = this._findCrossPoints(point, lines); + + // if xPoints is odd then point is inside the object + return (xPoints !== 0 && xPoints % 2 === 1); + }, + + /** + * Checks if object is contained within the canvas with current viewportTransform + * the check is done stopping at first point that appear on screen + * @param {Boolean} [calculate] use coordinates of current position instead of .oCoords + * @return {Boolean} true if object is fully contained within canvas + */ + isOnScreen: function(calculate) { + if (!this.canvas) { + return false; + } + var pointTL = this.canvas.vptCoords.tl, pointBR = this.canvas.vptCoords.br; + var points = this.getCoords(true, calculate), point; + for (var i = 0; i < 4; i++) { + point = points[i]; + if (point.x <= pointBR.x && point.x >= pointTL.x && point.y <= pointBR.y && point.y >= pointTL.y) { + return true; + } + } + // no points on screen, check intersection with absolute coordinates + if (this.intersectsWithRect(pointTL, pointBR, true)) { + return true; + } + // worst case scenario the object is so big that contanins the screen + var centerPoint = { x: (pointTL.x + pointBR.x) / 2, y: (pointTL.y + pointBR.y) / 2 }; + if (this.containsPoint(centerPoint, null, true)) { + return true; + } + return false; + }, + + /** + * Method that returns an object with the object edges in it, given the coordinates of the corners + * @private + * @param {Object} oCoords Coordinates of the object corners + */ + _getImageLines: function(oCoords) { + return { + topline: { + o: oCoords.tl, + d: oCoords.tr + }, + rightline: { + o: oCoords.tr, + d: oCoords.br + }, + bottomline: { + o: oCoords.br, + d: oCoords.bl + }, + leftline: { + o: oCoords.bl, + d: oCoords.tl + } + }; + }, + + /** + * Helper method to determine how many cross points are between the 4 object edges + * and the horizontal line determined by a point on canvas + * @private + * @param {fabric.Point} point Point to check + * @param {Object} lines Coordinates of the object being evaluated + */ + // remove yi, not used but left code here just in case. + _findCrossPoints: function(point, lines) { + var b1, b2, a1, a2, xi, // yi, + xcount = 0, + iLine; + + for (var lineKey in lines) { + iLine = lines[lineKey]; + // optimisation 1: line below point. no cross + if ((iLine.o.y < point.y) && (iLine.d.y < point.y)) { + continue; + } + // optimisation 2: line above point. no cross + if ((iLine.o.y >= point.y) && (iLine.d.y >= point.y)) { + continue; + } + // optimisation 3: vertical line case + if ((iLine.o.x === iLine.d.x) && (iLine.o.x >= point.x)) { + xi = iLine.o.x; + // yi = point.y; + } + // calculate the intersection point + else { + b1 = 0; + b2 = (iLine.d.y - iLine.o.y) / (iLine.d.x - iLine.o.x); + a1 = point.y - b1 * point.x; + a2 = iLine.o.y - b2 * iLine.o.x; + + xi = -(a1 - a2) / (b1 - b2); + // yi = a1 + b1 * xi; + } + // dont count xi < point.x cases + if (xi >= point.x) { + xcount += 1; + } + // optimisation 4: specific for square images + if (xcount === 2) { + break; + } + } + return xcount; + }, + + /** + * Returns width of an object's bounding rectangle + * @deprecated since 1.0.4 + * @return {Number} width value + */ + getBoundingRectWidth: function() { + return this.getBoundingRect().width; + }, + + /** + * Returns height of an object's bounding rectangle + * @deprecated since 1.0.4 + * @return {Number} height value + */ + getBoundingRectHeight: function() { + return this.getBoundingRect().height; + }, + + /** + * Returns coordinates of object's bounding rectangle (left, top, width, height) + * the box is intented as aligned to axis of canvas. + * @param {Boolean} [absolute] use coordinates without viewportTransform + * @param {Boolean} [calculate] use coordinates of current position instead of .oCoords + * @return {Object} Object with left, top, width, height properties + */ + getBoundingRect: function(absolute, calculate) { + var coords = this.getCoords(absolute, calculate); + return fabric.util.makeBoundingBoxFromPoints(coords); + }, + + /** + * Returns width of an object bounding box counting transformations + * @return {Number} width value + */ + getWidth: function() { + return this._getTransformedDimensions().x; + }, + + /** + * Returns height of an object bounding box counting transformations + * to be renamed in 2.0 + * @return {Number} height value + */ + getHeight: function() { + return this._getTransformedDimensions().y; + }, + + /** + * Makes sure the scale is valid and modifies it if necessary + * @private + * @param {Number} value + * @return {Number} + */ + _constrainScale: function(value) { + if (Math.abs(value) < this.minScaleLimit) { + if (value < 0) { + return -this.minScaleLimit; + } + else { + return this.minScaleLimit; + } + } + return value; + }, + + /** + * Scales an object (equally by x and y) + * @param {Number} value Scale factor + * @return {fabric.Object} thisArg + * @chainable + */ + scale: function(value) { + value = this._constrainScale(value); + + if (value < 0) { + this.flipX = !this.flipX; + this.flipY = !this.flipY; + value *= -1; + } + + this.scaleX = value; + this.scaleY = value; + return this.setCoords(); + }, + + /** + * Scales an object to a given width, with respect to bounding box (scaling by x/y equally) + * @param {Number} value New width value + * @return {fabric.Object} thisArg + * @chainable + */ + scaleToWidth: function(value) { + // adjust to bounding rect factor so that rotated shapes would fit as well + var boundingRectFactor = this.getBoundingRect().width / this.getWidth(); + return this.scale(value / this.width / boundingRectFactor); + }, + + /** + * Scales an object to a given height, with respect to bounding box (scaling by x/y equally) + * @param {Number} value New height value + * @return {fabric.Object} thisArg + * @chainable + */ + scaleToHeight: function(value) { + // adjust to bounding rect factor so that rotated shapes would fit as well + var boundingRectFactor = this.getBoundingRect().height / this.getHeight(); + return this.scale(value / this.height / boundingRectFactor); + }, + + /** + * Calculate and returns the .coords of an object. + * @return {Object} Object with tl, tr, br, bl .... + * @chainable + */ + calcCoords: function(absolute) { + var theta = degreesToRadians(this.angle), + vpt = this.getViewportTransform(), + dim = absolute ? this._getTransformedDimensions() : this._calculateCurrentDimensions(), + currentWidth = dim.x, currentHeight = dim.y, + sinTh = Math.sin(theta), + cosTh = Math.cos(theta), + _angle = currentWidth > 0 ? Math.atan(currentHeight / currentWidth) : 0, + _hypotenuse = (currentWidth / Math.cos(_angle)) / 2, + offsetX = Math.cos(_angle + theta) * _hypotenuse, + offsetY = Math.sin(_angle + theta) * _hypotenuse, + center = this.getCenterPoint(), + // offset added for rotate and scale actions + coords = absolute ? center : fabric.util.transformPoint(center, vpt), + tl = new fabric.Point(coords.x - offsetX, coords.y - offsetY), + tr = new fabric.Point(tl.x + (currentWidth * cosTh), tl.y + (currentWidth * sinTh)), + bl = new fabric.Point(tl.x - (currentHeight * sinTh), tl.y + (currentHeight * cosTh)), + br = new fabric.Point(coords.x + offsetX, coords.y + offsetY); + if (!absolute) { + var ml = new fabric.Point((tl.x + bl.x) / 2, (tl.y + bl.y) / 2), + mt = new fabric.Point((tr.x + tl.x) / 2, (tr.y + tl.y) / 2), + mr = new fabric.Point((br.x + tr.x) / 2, (br.y + tr.y) / 2), + mb = new fabric.Point((br.x + bl.x) / 2, (br.y + bl.y) / 2), + mtr = new fabric.Point(mt.x + sinTh * this.rotatingPointOffset, mt.y - cosTh * this.rotatingPointOffset); + } + + // debugging + + /* setTimeout(function() { + canvas.contextTop.fillStyle = 'green'; + canvas.contextTop.fillRect(mb.x, mb.y, 3, 3); + canvas.contextTop.fillRect(bl.x, bl.y, 3, 3); + canvas.contextTop.fillRect(br.x, br.y, 3, 3); + canvas.contextTop.fillRect(tl.x, tl.y, 3, 3); + canvas.contextTop.fillRect(tr.x, tr.y, 3, 3); + canvas.contextTop.fillRect(ml.x, ml.y, 3, 3); + canvas.contextTop.fillRect(mr.x, mr.y, 3, 3); + canvas.contextTop.fillRect(mt.x, mt.y, 3, 3); + canvas.contextTop.fillRect(mtr.x, mtr.y, 3, 3); + }, 50); */ + + var coords = { + // corners + tl: tl, tr: tr, br: br, bl: bl, + }; + if (!absolute) { + // middle + coords.ml = ml; + coords.mt = mt; + coords.mr = mr; + coords.mb = mb; + // rotating point + coords.mtr = mtr; + } + return coords; + }, + + /** + * Sets corner position coordinates based on current angle, width and height + * See https://github.com/kangax/fabric.js/wiki/When-to-call-setCoords + * @param {Boolean} [ignoreZoom] set oCoords with or without the viewport transform. + * @param {Boolean} [skipAbsolute] skip calculation of aCoords, usefull in setViewportTransform + * @return {fabric.Object} thisArg + * @chainable + */ + setCoords: function(ignoreZoom, skipAbsolute) { + this.oCoords = this.calcCoords(ignoreZoom); + if (!skipAbsolute) { + this.aCoords = this.calcCoords(true); + } + + // set coordinates of the draggable boxes in the corners used to scale/rotate the image + ignoreZoom || (this._setCornerCoords && this._setCornerCoords()); + + return this; + }, + + /** + * calculate rotation matrix of an object + * @return {Array} rotation matrix for the object + */ + _calcRotateMatrix: function() { + if (this.angle) { + var theta = degreesToRadians(this.angle), cos = Math.cos(theta), sin = Math.sin(theta); + // trying to keep rounding error small, ugly but it works. + if (cos === 6.123233995736766e-17 || cos === -1.8369701987210297e-16) { + cos = 0; + } + return [cos, sin, -sin, cos, 0, 0]; + } + return fabric.iMatrix.concat(); + }, + + /** + * calculate trasform Matrix that represent current transformation from + * object properties. + * @param {Boolean} [skipGroup] return transformMatrix for object and not go upward with parents + * @return {Array} matrix Transform Matrix for the object + */ + calcTransformMatrix: function(skipGroup) { + var center = this.getCenterPoint(), + translateMatrix = [1, 0, 0, 1, center.x, center.y], + rotateMatrix = this._calcRotateMatrix(), + dimensionMatrix = this._calcDimensionsTransformMatrix(this.skewX, this.skewY, true), + matrix = this.group && !skipGroup ? this.group.calcTransformMatrix() : fabric.iMatrix.concat(); + matrix = multiplyMatrices(matrix, translateMatrix); + matrix = multiplyMatrices(matrix, rotateMatrix); + matrix = multiplyMatrices(matrix, dimensionMatrix); + return matrix; + }, + + _calcDimensionsTransformMatrix: function(skewX, skewY, flipping) { + var skewMatrixX = [1, 0, Math.tan(degreesToRadians(skewX)), 1], + skewMatrixY = [1, Math.tan(degreesToRadians(skewY)), 0, 1], + scaleX = this.scaleX * (flipping && this.flipX ? -1 : 1), + scaleY = this.scaleY * (flipping && this.flipY ? -1 : 1), + scaleMatrix = [scaleX, 0, 0, scaleY], + m = multiplyMatrices(scaleMatrix, skewMatrixX, true); + return multiplyMatrices(m, skewMatrixY, true); + }, + + /* + * Calculate object dimensions from its properties + * @private + * @return {Object} .x width dimension + * @return {Object} .y height dimension + */ + _getNonTransformedDimensions: function() { + var strokeWidth = this.strokeWidth, + w = this.width + strokeWidth, + h = this.height + strokeWidth; + return { x: w, y: h }; + }, + + /* + * Calculate object bounding boxdimensions from its properties scale, skew. + * @private + * @return {Object} .x width dimension + * @return {Object} .y height dimension + */ + _getTransformedDimensions: function(skewX, skewY) { + if (typeof skewX === 'undefined') { + skewX = this.skewX; + } + if (typeof skewY === 'undefined') { + skewY = this.skewY; + } + var dimensions = this._getNonTransformedDimensions(), + dimX = dimensions.x / 2, dimY = dimensions.y / 2, + points = [ + { + x: -dimX, + y: -dimY + }, + { + x: dimX, + y: -dimY + }, + { + x: -dimX, + y: dimY + }, + { + x: dimX, + y: dimY + }], + i, transformMatrix = this._calcDimensionsTransformMatrix(skewX, skewY, false), + bbox; + for (i = 0; i < points.length; i++) { + points[i] = fabric.util.transformPoint(points[i], transformMatrix); + } + bbox = fabric.util.makeBoundingBoxFromPoints(points); + return { x: bbox.width, y: bbox.height }; + }, + + /* + * Calculate object dimensions for controls. include padding and canvas zoom + * private + */ + _calculateCurrentDimensions: function() { + var vpt = this.getViewportTransform(), + dim = this._getTransformedDimensions(), + p = fabric.util.transformPoint(dim, vpt, true); + + return p.scalarAdd(2 * this.padding); + }, + }); +})(); + + +fabric.util.object.extend(fabric.Object.prototype, /** @lends fabric.Object.prototype */ { + + /** + * Moves an object to the bottom of the stack of drawn objects + * @return {fabric.Object} thisArg + * @chainable + */ + sendToBack: function() { + if (this.group) { + fabric.StaticCanvas.prototype.sendToBack.call(this.group, this); + } + else { + this.canvas.sendToBack(this); + } + return this; + }, + + /** + * Moves an object to the top of the stack of drawn objects + * @return {fabric.Object} thisArg + * @chainable + */ + bringToFront: function() { + if (this.group) { + fabric.StaticCanvas.prototype.bringToFront.call(this.group, this); + } + else { + this.canvas.bringToFront(this); + } + return this; + }, + + /** + * Moves an object down in stack of drawn objects + * @param {Boolean} [intersecting] If `true`, send object behind next lower intersecting object + * @return {fabric.Object} thisArg + * @chainable + */ + sendBackwards: function(intersecting) { + if (this.group) { + fabric.StaticCanvas.prototype.sendBackwards.call(this.group, this, intersecting); + } + else { + this.canvas.sendBackwards(this, intersecting); + } + return this; + }, + + /** + * Moves an object up in stack of drawn objects + * @param {Boolean} [intersecting] If `true`, send object in front of next upper intersecting object + * @return {fabric.Object} thisArg + * @chainable + */ + bringForward: function(intersecting) { + if (this.group) { + fabric.StaticCanvas.prototype.bringForward.call(this.group, this, intersecting); + } + else { + this.canvas.bringForward(this, intersecting); + } + return this; + }, + + /** + * Moves an object to specified level in stack of drawn objects + * @param {Number} index New position of object + * @return {fabric.Object} thisArg + * @chainable + */ + moveTo: function(index) { + if (this.group) { + fabric.StaticCanvas.prototype.moveTo.call(this.group, this, index); + } + else { + this.canvas.moveTo(this, index); + } + return this; + } +}); + + +/* _TO_SVG_START_ */ +(function() { + + function getSvgColorString(prop, value) { + if (!value) { + return prop + ': none; '; + } + else if (value.toLive) { + return prop + ': url(#SVGID_' + value.id + '); '; + } + else { + var color = new fabric.Color(value), + str = prop + ': ' + color.toRgb() + '; ', + opacity = color.getAlpha(); + if (opacity !== 1) { + //change the color in rgb + opacity + str += prop + '-opacity: ' + opacity.toString() + '; '; + } + return str; + } + } + + fabric.util.object.extend(fabric.Object.prototype, /** @lends fabric.Object.prototype */ { + /** + * Returns styles-string for svg-export + * @param {Boolean} skipShadow a boolean to skip shadow filter output + * @return {String} + */ + getSvgStyles: function(skipShadow) { + + var fillRule = this.fillRule, + strokeWidth = this.strokeWidth ? this.strokeWidth : '0', + strokeDashArray = this.strokeDashArray ? this.strokeDashArray.join(' ') : 'none', + strokeLineCap = this.strokeLineCap ? this.strokeLineCap : 'butt', + strokeLineJoin = this.strokeLineJoin ? this.strokeLineJoin : 'miter', + strokeMiterLimit = this.strokeMiterLimit ? this.strokeMiterLimit : '4', + opacity = typeof this.opacity !== 'undefined' ? this.opacity : '1', + visibility = this.visible ? '' : ' visibility: hidden;', + filter = skipShadow ? '' : this.getSvgFilter(), + fill = getSvgColorString('fill', this.fill), + stroke = getSvgColorString('stroke', this.stroke); + + return [ + stroke, + 'stroke-width: ', strokeWidth, '; ', + 'stroke-dasharray: ', strokeDashArray, '; ', + 'stroke-linecap: ', strokeLineCap, '; ', + 'stroke-linejoin: ', strokeLineJoin, '; ', + 'stroke-miterlimit: ', strokeMiterLimit, '; ', + fill, + 'fill-rule: ', fillRule, '; ', + 'opacity: ', opacity, ';', + filter, + visibility + ].join(''); + }, + + /** + * Returns filter for svg shadow + * @return {String} + */ + getSvgFilter: function() { + return this.shadow ? 'filter: url(#SVGID_' + this.shadow.id + ');' : ''; + }, + + /** + * Returns id attribute for svg output + * @return {String} + */ + getSvgId: function() { + return this.id ? 'id="' + this.id + '" ' : ''; + }, + + /** + * Returns transform-string for svg-export + * @return {String} + */ + getSvgTransform: function() { + if (this.group && this.group.type === 'path-group') { + return ''; + } + var toFixed = fabric.util.toFixed, + angle = this.getAngle(), + skewX = (this.getSkewX() % 360), + skewY = (this.getSkewY() % 360), + center = this.getCenterPoint(), + + NUM_FRACTION_DIGITS = fabric.Object.NUM_FRACTION_DIGITS, + + translatePart = this.type === 'path-group' ? '' : 'translate(' + + toFixed(center.x, NUM_FRACTION_DIGITS) + + ' ' + + toFixed(center.y, NUM_FRACTION_DIGITS) + + ')', + + anglePart = angle !== 0 + ? (' rotate(' + toFixed(angle, NUM_FRACTION_DIGITS) + ')') + : '', + + scalePart = (this.scaleX === 1 && this.scaleY === 1) + ? '' : + (' scale(' + + toFixed(this.scaleX, NUM_FRACTION_DIGITS) + + ' ' + + toFixed(this.scaleY, NUM_FRACTION_DIGITS) + + ')'), + + skewXPart = skewX !== 0 ? ' skewX(' + toFixed(skewX, NUM_FRACTION_DIGITS) + ')' : '', + + skewYPart = skewY !== 0 ? ' skewY(' + toFixed(skewY, NUM_FRACTION_DIGITS) + ')' : '', + + addTranslateX = this.type === 'path-group' ? this.width : 0, + + flipXPart = this.flipX ? ' matrix(-1 0 0 1 ' + addTranslateX + ' 0) ' : '', + + addTranslateY = this.type === 'path-group' ? this.height : 0, + + flipYPart = this.flipY ? ' matrix(1 0 0 -1 0 ' + addTranslateY + ')' : ''; + + return [ + translatePart, anglePart, scalePart, flipXPart, flipYPart, skewXPart, skewYPart + ].join(''); + }, + + /** + * Returns transform-string for svg-export from the transform matrix of single elements + * @return {String} + */ + getSvgTransformMatrix: function() { + return this.transformMatrix ? ' matrix(' + this.transformMatrix.join(' ') + ') ' : ''; + }, + + /** + * @private + */ + _createBaseSVGMarkup: function() { + var markup = []; + + if (this.fill && this.fill.toLive) { + markup.push(this.fill.toSVG(this, false)); + } + if (this.stroke && this.stroke.toLive) { + markup.push(this.stroke.toSVG(this, false)); + } + if (this.shadow) { + markup.push(this.shadow.toSVG(this)); + } + return markup; + } + }); +})(); +/* _TO_SVG_END_ */ + + +(function() { + + var extend = fabric.util.object.extend, + originalSet = 'stateProperties'; + + /* + Depends on `stateProperties` + */ + function saveProps(origin, destination, props) { + var tmpObj = { }, deep = true; + props.forEach(function(prop) { + tmpObj[prop] = origin[prop]; + }); + extend(origin[destination], tmpObj, deep); + } + + function _isEqual(origValue, currentValue, firstPass) { + if (!fabric.isLikelyNode && origValue instanceof Element) { + // avoid checking deep html elements + return origValue === currentValue; + } + else if (origValue instanceof Array) { + if (origValue.length !== currentValue.length) { + return false; + } + for (var i = 0, len = origValue.length; i < len; i++) { + if (origValue[i] !== currentValue[i]) { + return false; + } + } + return true; + } + else if (origValue && typeof origValue === 'object') { + if (!firstPass && Object.keys(origValue).length !== Object.keys(currentValue).length) { + return false; + } + for (var key in origValue) { + if (!_isEqual(origValue[key], currentValue[key])) { + return false; + } + } + return true; + } + else { + return origValue === currentValue; + } + } + + + fabric.util.object.extend(fabric.Object.prototype, /** @lends fabric.Object.prototype */ { + + /** + * Returns true if object state (one of its state properties) was changed + * @param {String} [propertySet] optional name for the set of property we want to save + * @return {Boolean} true if instance' state has changed since `{@link fabric.Object#saveState}` was called + */ + hasStateChanged: function(propertySet) { + propertySet = propertySet || originalSet; + propertySet = '_' + propertySet; + if (!Object.keys(this[propertySet]).length) { + return true; + } + return !_isEqual(this[propertySet], this, true); + }, + + /** + * Saves state of an object + * @param {Object} [options] Object with additional `stateProperties` array to include when saving state + * @return {fabric.Object} thisArg + */ + saveState: function(options) { + var propertySet = options && options.propertySet || originalSet, + destination = '_' + propertySet; + if (!this[destination]) { + return this.setupState(options); + } + saveProps(this, destination, this[propertySet]); + if (options && options.stateProperties) { + saveProps(this, destination, options.stateProperties); + } + return this; + }, + + /** + * Setups state of an object + * @param {Object} [options] Object with additional `stateProperties` array to include when saving state + * @return {fabric.Object} thisArg + */ + setupState: function(options) { + options = options || { }; + var propertySet = options.propertySet || originalSet; + options.propertySet = propertySet; + this['_' + propertySet] = { }; + this.saveState(options); + return this; + } + }); +})(); + + +(function() { + + var degreesToRadians = fabric.util.degreesToRadians, + /* eslint-disable camelcase */ + isVML = function() { return typeof G_vmlCanvasManager !== 'undefined'; }; + /* eslint-enable camelcase */ + fabric.util.object.extend(fabric.Object.prototype, /** @lends fabric.Object.prototype */ { + + /** + * The object interactivity controls. + * @private + */ + _controlsVisibility: null, + + /** + * Determines which corner has been clicked + * @private + * @param {Object} pointer The pointer indicating the mouse position + * @return {String|Boolean} corner code (tl, tr, bl, br, etc.), or false if nothing is found + */ + _findTargetCorner: function(pointer) { + if (!this.hasControls || !this.active) { + return false; + } + + var ex = pointer.x, + ey = pointer.y, + xPoints, + lines; + this.__corner = 0; + for (var i in this.oCoords) { + + if (!this.isControlVisible(i)) { + continue; + } + + if (i === 'mtr' && !this.hasRotatingPoint) { + continue; + } + + if (this.get('lockUniScaling') && + (i === 'mt' || i === 'mr' || i === 'mb' || i === 'ml')) { + continue; + } + + lines = this._getImageLines(this.oCoords[i].corner); + + // debugging + + // canvas.contextTop.fillRect(lines.bottomline.d.x, lines.bottomline.d.y, 2, 2); + // canvas.contextTop.fillRect(lines.bottomline.o.x, lines.bottomline.o.y, 2, 2); + + // canvas.contextTop.fillRect(lines.leftline.d.x, lines.leftline.d.y, 2, 2); + // canvas.contextTop.fillRect(lines.leftline.o.x, lines.leftline.o.y, 2, 2); + + // canvas.contextTop.fillRect(lines.topline.d.x, lines.topline.d.y, 2, 2); + // canvas.contextTop.fillRect(lines.topline.o.x, lines.topline.o.y, 2, 2); + + // canvas.contextTop.fillRect(lines.rightline.d.x, lines.rightline.d.y, 2, 2); + // canvas.contextTop.fillRect(lines.rightline.o.x, lines.rightline.o.y, 2, 2); + + xPoints = this._findCrossPoints({ x: ex, y: ey }, lines); + if (xPoints !== 0 && xPoints % 2 === 1) { + this.__corner = i; + return i; + } + } + return false; + }, + + /** + * Sets the coordinates of the draggable boxes in the corners of + * the image used to scale/rotate it. + * @private + */ + _setCornerCoords: function() { + var coords = this.oCoords, + newTheta = degreesToRadians(45 - this.angle), + /* Math.sqrt(2 * Math.pow(this.cornerSize, 2)) / 2, */ + /* 0.707106 stands for sqrt(2)/2 */ + cornerHypotenuse = this.cornerSize * 0.707106, + cosHalfOffset = cornerHypotenuse * Math.cos(newTheta), + sinHalfOffset = cornerHypotenuse * Math.sin(newTheta), + x, y; + + for (var point in coords) { + x = coords[point].x; + y = coords[point].y; + coords[point].corner = { + tl: { + x: x - sinHalfOffset, + y: y - cosHalfOffset + }, + tr: { + x: x + cosHalfOffset, + y: y - sinHalfOffset + }, + bl: { + x: x - cosHalfOffset, + y: y + sinHalfOffset + }, + br: { + x: x + sinHalfOffset, + y: y + cosHalfOffset + } + }; + } + }, + + /** + * Draws a colored layer behind the object, inside its selection borders. + * Requires public options: padding, selectionBackgroundColor + * this function is called when the context is transformed + * has checks to be skipped when the object is on a staticCanvas + * @param {CanvasRenderingContext2D} ctx Context to draw on + * @return {fabric.Object} thisArg + * @chainable + */ + drawSelectionBackground: function(ctx) { + if (!this.selectionBackgroundColor || this.group || !this.active || + (this.canvas && !this.canvas.interactive)) { + return this; + } + ctx.save(); + var center = this.getCenterPoint(), wh = this._calculateCurrentDimensions(), + vpt = this.canvas.viewportTransform; + ctx.translate(center.x, center.y); + ctx.scale(1 / vpt[0], 1 / vpt[3]); + ctx.rotate(degreesToRadians(this.angle)); + ctx.fillStyle = this.selectionBackgroundColor; + ctx.fillRect(-wh.x / 2, -wh.y / 2, wh.x, wh.y); + ctx.restore(); + return this; + }, + + /** + * Draws borders of an object's bounding box. + * Requires public properties: width, height + * Requires public options: padding, borderColor + * @param {CanvasRenderingContext2D} ctx Context to draw on + * @return {fabric.Object} thisArg + * @chainable + */ + drawBorders: function(ctx) { + if (!this.hasBorders) { + return this; + } + + var wh = this._calculateCurrentDimensions(), + strokeWidth = 1 / this.borderScaleFactor, + width = wh.x + strokeWidth, + height = wh.y + strokeWidth; + + ctx.save(); + ctx.strokeStyle = this.borderColor; + this._setLineDash(ctx, this.borderDashArray, null); + + ctx.strokeRect( + -width / 2, + -height / 2, + width, + height + ); + + if (this.hasRotatingPoint && this.isControlVisible('mtr') && !this.get('lockRotation') && this.hasControls) { + + var rotateHeight = -height / 2; + + ctx.beginPath(); + ctx.moveTo(0, rotateHeight); + ctx.lineTo(0, rotateHeight - this.rotatingPointOffset); + ctx.closePath(); + ctx.stroke(); + } + + ctx.restore(); + return this; + }, + + /** + * Draws borders of an object's bounding box when it is inside a group. + * Requires public properties: width, height + * Requires public options: padding, borderColor + * @param {CanvasRenderingContext2D} ctx Context to draw on + * @param {object} options object representing current object parameters + * @return {fabric.Object} thisArg + * @chainable + */ + drawBordersInGroup: function(ctx, options) { + if (!this.hasBorders) { + return this; + } + + var p = this._getNonTransformedDimensions(), + matrix = fabric.util.customTransformMatrix(options.scaleX, options.scaleY, options.skewX), + wh = fabric.util.transformPoint(p, matrix), + strokeWidth = 1 / this.borderScaleFactor, + width = wh.x + strokeWidth, + height = wh.y + strokeWidth; + + ctx.save(); + this._setLineDash(ctx, this.borderDashArray, null); + ctx.strokeStyle = this.borderColor; + + ctx.strokeRect( + -width / 2, + -height / 2, + width, + height + ); + + ctx.restore(); + return this; + }, + + /** + * Draws corners of an object's bounding box. + * Requires public properties: width, height + * Requires public options: cornerSize, padding + * @param {CanvasRenderingContext2D} ctx Context to draw on + * @return {fabric.Object} thisArg + * @chainable + */ + drawControls: function(ctx) { + if (!this.hasControls) { + return this; + } + + var wh = this._calculateCurrentDimensions(), + width = wh.x, + height = wh.y, + scaleOffset = this.cornerSize, + left = -(width + scaleOffset) / 2, + top = -(height + scaleOffset) / 2, + methodName = this.transparentCorners ? 'stroke' : 'fill'; + + ctx.save(); + ctx.strokeStyle = ctx.fillStyle = this.cornerColor; + if (!this.transparentCorners) { + ctx.strokeStyle = this.cornerStrokeColor; + } + this._setLineDash(ctx, this.cornerDashArray, null); + + // top-left + this._drawControl('tl', ctx, methodName, + left, + top); + + // top-right + this._drawControl('tr', ctx, methodName, + left + width, + top); + + // bottom-left + this._drawControl('bl', ctx, methodName, + left, + top + height); + + // bottom-right + this._drawControl('br', ctx, methodName, + left + width, + top + height); + + if (!this.get('lockUniScaling')) { + + // middle-top + this._drawControl('mt', ctx, methodName, + left + width / 2, + top); + + // middle-bottom + this._drawControl('mb', ctx, methodName, + left + width / 2, + top + height); + + // middle-right + this._drawControl('mr', ctx, methodName, + left + width, + top + height / 2); + + // middle-left + this._drawControl('ml', ctx, methodName, + left, + top + height / 2); + } + + // middle-top-rotate + if (this.hasRotatingPoint) { + this._drawControl('mtr', ctx, methodName, + left + width / 2, + top - this.rotatingPointOffset); + } + + ctx.restore(); + + return this; + }, + + /** + * @private + */ + _drawControl: function(control, ctx, methodName, left, top) { + if (!this.isControlVisible(control)) { + return; + } + var size = this.cornerSize, stroke = !this.transparentCorners && this.cornerStrokeColor; + switch (this.cornerStyle) { + case 'circle': + ctx.beginPath(); + ctx.arc(left + size / 2, top + size / 2, size / 2, 0, 2 * Math.PI, false); + ctx[methodName](); + if (stroke) { + ctx.stroke(); + } + break; + default: + isVML() || this.transparentCorners || ctx.clearRect(left, top, size, size); + ctx[methodName + 'Rect'](left, top, size, size); + if (stroke) { + ctx.strokeRect(left, top, size, size); + } + } + }, + + /** + * Returns true if the specified control is visible, false otherwise. + * @param {String} controlName The name of the control. Possible values are 'tl', 'tr', 'br', 'bl', 'ml', 'mt', 'mr', 'mb', 'mtr'. + * @returns {Boolean} true if the specified control is visible, false otherwise + */ + isControlVisible: function(controlName) { + return this._getControlsVisibility()[controlName]; + }, + + /** + * Sets the visibility of the specified control. + * @param {String} controlName The name of the control. Possible values are 'tl', 'tr', 'br', 'bl', 'ml', 'mt', 'mr', 'mb', 'mtr'. + * @param {Boolean} visible true to set the specified control visible, false otherwise + * @return {fabric.Object} thisArg + * @chainable + */ + setControlVisible: function(controlName, visible) { + this._getControlsVisibility()[controlName] = visible; + return this; + }, + + /** + * Sets the visibility state of object controls. + * @param {Object} [options] Options object + * @param {Boolean} [options.bl] true to enable the bottom-left control, false to disable it + * @param {Boolean} [options.br] true to enable the bottom-right control, false to disable it + * @param {Boolean} [options.mb] true to enable the middle-bottom control, false to disable it + * @param {Boolean} [options.ml] true to enable the middle-left control, false to disable it + * @param {Boolean} [options.mr] true to enable the middle-right control, false to disable it + * @param {Boolean} [options.mt] true to enable the middle-top control, false to disable it + * @param {Boolean} [options.tl] true to enable the top-left control, false to disable it + * @param {Boolean} [options.tr] true to enable the top-right control, false to disable it + * @param {Boolean} [options.mtr] true to enable the middle-top-rotate control, false to disable it + * @return {fabric.Object} thisArg + * @chainable + */ + setControlsVisibility: function(options) { + options || (options = { }); + + for (var p in options) { + this.setControlVisible(p, options[p]); + } + return this; + }, + + /** + * Returns the instance of the control visibility set for this object. + * @private + * @returns {Object} + */ + _getControlsVisibility: function() { + if (!this._controlsVisibility) { + this._controlsVisibility = { + tl: true, + tr: true, + br: true, + bl: true, + ml: true, + mt: true, + mr: true, + mb: true, + mtr: true + }; + } + return this._controlsVisibility; + } + }); +})(); + + +fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @lends fabric.StaticCanvas.prototype */ { + + /** + * Animation duration (in ms) for fx* methods + * @type Number + * @default + */ + FX_DURATION: 500, + + /** + * Centers object horizontally with animation. + * @param {fabric.Object} object Object to center + * @param {Object} [callbacks] Callbacks object with optional "onComplete" and/or "onChange" properties + * @param {Function} [callbacks.onComplete] Invoked on completion + * @param {Function} [callbacks.onChange] Invoked on every step of animation + * @return {fabric.Canvas} thisArg + * @chainable + */ + fxCenterObjectH: function (object, callbacks) { + callbacks = callbacks || { }; + + var empty = function() { }, + onComplete = callbacks.onComplete || empty, + onChange = callbacks.onChange || empty, + _this = this; + + fabric.util.animate({ + startValue: object.get('left'), + endValue: this.getCenter().left, + duration: this.FX_DURATION, + onChange: function(value) { + object.set('left', value); + _this.renderAll(); + onChange(); + }, + onComplete: function() { + object.setCoords(); + onComplete(); + } + }); + + return this; + }, + + /** + * Centers object vertically with animation. + * @param {fabric.Object} object Object to center + * @param {Object} [callbacks] Callbacks object with optional "onComplete" and/or "onChange" properties + * @param {Function} [callbacks.onComplete] Invoked on completion + * @param {Function} [callbacks.onChange] Invoked on every step of animation + * @return {fabric.Canvas} thisArg + * @chainable + */ + fxCenterObjectV: function (object, callbacks) { + callbacks = callbacks || { }; + + var empty = function() { }, + onComplete = callbacks.onComplete || empty, + onChange = callbacks.onChange || empty, + _this = this; + + fabric.util.animate({ + startValue: object.get('top'), + endValue: this.getCenter().top, + duration: this.FX_DURATION, + onChange: function(value) { + object.set('top', value); + _this.renderAll(); + onChange(); + }, + onComplete: function() { + object.setCoords(); + onComplete(); + } + }); + + return this; + }, + + /** + * Same as `fabric.Canvas#remove` but animated + * @param {fabric.Object} object Object to remove + * @param {Object} [callbacks] Callbacks object with optional "onComplete" and/or "onChange" properties + * @param {Function} [callbacks.onComplete] Invoked on completion + * @param {Function} [callbacks.onChange] Invoked on every step of animation + * @return {fabric.Canvas} thisArg + * @chainable + */ + fxRemove: function (object, callbacks) { + callbacks = callbacks || { }; + + var empty = function() { }, + onComplete = callbacks.onComplete || empty, + onChange = callbacks.onChange || empty, + _this = this; + + fabric.util.animate({ + startValue: object.get('opacity'), + endValue: 0, + duration: this.FX_DURATION, + onStart: function() { + object.set('active', false); + }, + onChange: function(value) { + object.set('opacity', value); + _this.renderAll(); + onChange(); + }, + onComplete: function () { + _this.remove(object); + onComplete(); + } + }); + + return this; + } +}); + +fabric.util.object.extend(fabric.Object.prototype, /** @lends fabric.Object.prototype */ { + /** + * Animates object's properties + * @param {String|Object} property Property to animate (if string) or properties to animate (if object) + * @param {Number|Object} value Value to animate property to (if string was given first) or options object + * @return {fabric.Object} thisArg + * @tutorial {@link http://fabricjs.com/fabric-intro-part-2#animation} + * @chainable + * + * As object — multiple properties + * + * object.animate({ left: ..., top: ... }); + * object.animate({ left: ..., top: ... }, { duration: ... }); + * + * As string — one property + * + * object.animate('left', ...); + * object.animate('left', { duration: ... }); + * + */ + animate: function() { + if (arguments[0] && typeof arguments[0] === 'object') { + var propsToAnimate = [], prop, skipCallbacks; + for (prop in arguments[0]) { + propsToAnimate.push(prop); + } + for (var i = 0, len = propsToAnimate.length; i < len; i++) { + prop = propsToAnimate[i]; + skipCallbacks = i !== len - 1; + this._animate(prop, arguments[0][prop], arguments[1], skipCallbacks); + } + } + else { + this._animate.apply(this, arguments); + } + return this; + }, + + /** + * @private + * @param {String} property Property to animate + * @param {String} to Value to animate to + * @param {Object} [options] Options object + * @param {Boolean} [skipCallbacks] When true, callbacks like onchange and oncomplete are not invoked + */ + _animate: function(property, to, options, skipCallbacks) { + var _this = this, propPair; + + to = to.toString(); + + if (!options) { + options = { }; + } + else { + options = fabric.util.object.clone(options); + } + + if (~property.indexOf('.')) { + propPair = property.split('.'); + } + + var currentValue = propPair + ? this.get(propPair[0])[propPair[1]] + : this.get(property); + + if (!('from' in options)) { + options.from = currentValue; + } + + if (~to.indexOf('=')) { + to = currentValue + parseFloat(to.replace('=', '')); + } + else { + to = parseFloat(to); + } + + fabric.util.animate({ + startValue: options.from, + endValue: to, + byValue: options.by, + easing: options.easing, + duration: options.duration, + abort: options.abort && function() { + return options.abort.call(_this); + }, + onChange: function(value) { + if (propPair) { + _this[propPair[0]][propPair[1]] = value; + } + else { + _this.set(property, value); + } + if (skipCallbacks) { + return; + } + options.onChange && options.onChange(); + }, + onComplete: function() { + if (skipCallbacks) { + return; + } + + _this.setCoords(); + options.onComplete && options.onComplete(); + } + }); + } +}); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + clone = fabric.util.object.clone, + coordProps = { x1: 1, x2: 1, y1: 1, y2: 1 }, + supportsLineDash = fabric.StaticCanvas.supports('setLineDash'); + + if (fabric.Line) { + fabric.warn('fabric.Line is already defined'); + return; + } + + var cacheProperties = fabric.Object.prototype.cacheProperties.concat(); + cacheProperties.push( + 'x1', + 'x2', + 'y1', + 'y2' + ); + + /** + * Line class + * @class fabric.Line + * @extends fabric.Object + * @see {@link fabric.Line#initialize} for constructor definition + */ + fabric.Line = fabric.util.createClass(fabric.Object, /** @lends fabric.Line.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'line', + + /** + * x value or first line edge + * @type Number + * @default + */ + x1: 0, + + /** + * y value or first line edge + * @type Number + * @default + */ + y1: 0, + + /** + * x value or second line edge + * @type Number + * @default + */ + x2: 0, + + /** + * y value or second line edge + * @type Number + * @default + */ + y2: 0, + + cacheProperties: cacheProperties, + + /** + * Constructor + * @param {Array} [points] Array of points + * @param {Object} [options] Options object + * @return {fabric.Line} thisArg + */ + initialize: function(points, options) { + if (!points) { + points = [0, 0, 0, 0]; + } + + this.callSuper('initialize', options); + + this.set('x1', points[0]); + this.set('y1', points[1]); + this.set('x2', points[2]); + this.set('y2', points[3]); + + this._setWidthHeight(options); + }, + + /** + * @private + * @param {Object} [options] Options + */ + _setWidthHeight: function(options) { + options || (options = { }); + + this.width = Math.abs(this.x2 - this.x1); + this.height = Math.abs(this.y2 - this.y1); + + this.left = 'left' in options + ? options.left + : this._getLeftToOriginX(); + + this.top = 'top' in options + ? options.top + : this._getTopToOriginY(); + }, + + /** + * @private + * @param {String} key + * @param {*} value + */ + _set: function(key, value) { + this.callSuper('_set', key, value); + if (typeof coordProps[key] !== 'undefined') { + this._setWidthHeight(); + } + return this; + }, + + /** + * @private + * @return {Number} leftToOriginX Distance from left edge of canvas to originX of Line. + */ + _getLeftToOriginX: makeEdgeToOriginGetter( + { // property names + origin: 'originX', + axis1: 'x1', + axis2: 'x2', + dimension: 'width' + }, + { // possible values of origin + nearest: 'left', + center: 'center', + farthest: 'right' + } + ), + + /** + * @private + * @return {Number} topToOriginY Distance from top edge of canvas to originY of Line. + */ + _getTopToOriginY: makeEdgeToOriginGetter( + { // property names + origin: 'originY', + axis1: 'y1', + axis2: 'y2', + dimension: 'height' + }, + { // possible values of origin + nearest: 'top', + center: 'center', + farthest: 'bottom' + } + ), + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} noTransform + */ + _render: function(ctx, noTransform) { + ctx.beginPath(); + + if (noTransform) { + // Line coords are distances from left-top of canvas to origin of line. + // To render line in a path-group, we need to translate them to + // distances from center of path-group to center of line. + var cp = this.getCenterPoint(), + offset = this.strokeWidth / 2; + ctx.translate( + cp.x - (this.strokeLineCap === 'butt' && this.height === 0 ? 0 : offset), + cp.y - (this.strokeLineCap === 'butt' && this.width === 0 ? 0 : offset) + ); + } + + if (!this.strokeDashArray || this.strokeDashArray && supportsLineDash) { + // move from center (of virtual box) to its left/top corner + // we can't assume x1, y1 is top left and x2, y2 is bottom right + var p = this.calcLinePoints(); + ctx.moveTo(p.x1, p.y1); + ctx.lineTo(p.x2, p.y2); + } + + ctx.lineWidth = this.strokeWidth; + + // TODO: test this + // make sure setting "fill" changes color of a line + // (by copying fillStyle to strokeStyle, since line is stroked, not filled) + var origStrokeStyle = ctx.strokeStyle; + ctx.strokeStyle = this.stroke || ctx.fillStyle; + this.stroke && this._renderStroke(ctx); + ctx.strokeStyle = origStrokeStyle; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderDashedStroke: function(ctx) { + var p = this.calcLinePoints(); + + ctx.beginPath(); + fabric.util.drawDashedLine(ctx, p.x1, p.y1, p.x2, p.y2, this.strokeDashArray); + ctx.closePath(); + }, + + /** + * Returns object representation of an instance + * @methd toObject + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toObject: function(propertiesToInclude) { + return extend(this.callSuper('toObject', propertiesToInclude), this.calcLinePoints()); + }, + + /* + * Calculate object dimensions from its properties + * @private + */ + _getNonTransformedDimensions: function() { + var dim = this.callSuper('_getNonTransformedDimensions'); + if (this.strokeLineCap === 'butt') { + if (this.width === 0) { + dim.y -= this.strokeWidth; + } + if (this.height === 0) { + dim.x -= this.strokeWidth; + } + } + return dim; + }, + + /** + * Recalculates line points given width and height + * @private + */ + calcLinePoints: function() { + var xMult = this.x1 <= this.x2 ? -1 : 1, + yMult = this.y1 <= this.y2 ? -1 : 1, + x1 = (xMult * this.width * 0.5), + y1 = (yMult * this.height * 0.5), + x2 = (xMult * this.width * -0.5), + y2 = (yMult * this.height * -0.5); + + return { + x1: x1, + x2: x2, + y1: y1, + y2: y2 + }; + }, + + /* _TO_SVG_START_ */ + /** + * Returns SVG representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + var markup = this._createBaseSVGMarkup(), + p = { x1: this.x1, x2: this.x2, y1: this.y1, y2: this.y2 }; + + if (!(this.group && this.group.type === 'path-group')) { + p = this.calcLinePoints(); + } + markup.push( + '\n' + ); + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + /* _TO_SVG_END_ */ + }); + + /* _FROM_SVG_START_ */ + /** + * List of attribute names to account for when parsing SVG element (used by {@link fabric.Line.fromElement}) + * @static + * @memberOf fabric.Line + * @see http://www.w3.org/TR/SVG/shapes.html#LineElement + */ + fabric.Line.ATTRIBUTE_NAMES = fabric.SHARED_ATTRIBUTES.concat('x1 y1 x2 y2'.split(' ')); + + /** + * Returns fabric.Line instance from an SVG element + * @static + * @memberOf fabric.Line + * @param {SVGElement} element Element to parse + * @param {Object} [options] Options object + * @return {fabric.Line} instance of fabric.Line + */ + fabric.Line.fromElement = function(element, options) { + options = options || { }; + var parsedAttributes = fabric.parseAttributes(element, fabric.Line.ATTRIBUTE_NAMES), + points = [ + parsedAttributes.x1 || 0, + parsedAttributes.y1 || 0, + parsedAttributes.x2 || 0, + parsedAttributes.y2 || 0 + ]; + options.originX = 'left'; + options.originY = 'top'; + return new fabric.Line(points, extend(parsedAttributes, options)); + }; + /* _FROM_SVG_END_ */ + + /** + * Returns fabric.Line instance from an object representation + * @static + * @memberOf fabric.Line + * @param {Object} object Object to create an instance from + * @param {function} [callback] invoked with new instance as first argument + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + * @return {fabric.Line} instance of fabric.Line + */ + fabric.Line.fromObject = function(object, callback, forceAsync) { + function _callback(instance) { + delete instance.points; + callback && callback(instance); + }; + var options = clone(object, true); + options.points = [object.x1, object.y1, object.x2, object.y2]; + var line = fabric.Object._fromObject('Line', options, _callback, forceAsync, 'points'); + if (line) { + delete line.points; + } + return line; + }; + + /** + * Produces a function that calculates distance from canvas edge to Line origin. + */ + function makeEdgeToOriginGetter(propertyNames, originValues) { + var origin = propertyNames.origin, + axis1 = propertyNames.axis1, + axis2 = propertyNames.axis2, + dimension = propertyNames.dimension, + nearest = originValues.nearest, + center = originValues.center, + farthest = originValues.farthest; + + return function() { + switch (this.get(origin)) { + case nearest: + return Math.min(this.get(axis1), this.get(axis2)); + case center: + return Math.min(this.get(axis1), this.get(axis2)) + (0.5 * this.get(dimension)); + case farthest: + return Math.max(this.get(axis1), this.get(axis2)); + } + }; + + } + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + pi = Math.PI, + extend = fabric.util.object.extend; + + if (fabric.Circle) { + fabric.warn('fabric.Circle is already defined.'); + return; + } + + var cacheProperties = fabric.Object.prototype.cacheProperties.concat(); + cacheProperties.push( + 'radius' + ); + + /** + * Circle class + * @class fabric.Circle + * @extends fabric.Object + * @see {@link fabric.Circle#initialize} for constructor definition + */ + fabric.Circle = fabric.util.createClass(fabric.Object, /** @lends fabric.Circle.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'circle', + + /** + * Radius of this circle + * @type Number + * @default + */ + radius: 0, + + /** + * Start angle of the circle, moving clockwise + * @type Number + * @default 0 + */ + startAngle: 0, + + /** + * End angle of the circle + * @type Number + * @default 2Pi + */ + endAngle: pi * 2, + + cacheProperties: cacheProperties, + + /** + * Constructor + * @param {Object} [options] Options object + * @return {fabric.Circle} thisArg + */ + initialize: function(options) { + this.callSuper('initialize', options); + this.set('radius', options && options.radius || 0); + }, + + /** + * @private + * @param {String} key + * @param {*} value + * @return {fabric.Circle} thisArg + */ + _set: function(key, value) { + this.callSuper('_set', key, value); + + if (key === 'radius') { + this.setRadius(value); + } + + return this; + }, + + /** + * Returns object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toObject: function(propertiesToInclude) { + return this.callSuper('toObject', ['radius', 'startAngle', 'endAngle'].concat(propertiesToInclude)); + }, + + /* _TO_SVG_START_ */ + /** + * Returns svg representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + var markup = this._createBaseSVGMarkup(), x = 0, y = 0, + angle = (this.endAngle - this.startAngle) % ( 2 * pi); + + if (angle === 0) { + if (this.group && this.group.type === 'path-group') { + x = this.left + this.radius; + y = this.top + this.radius; + } + markup.push( + '\n' + ); + } + else { + var startX = Math.cos(this.startAngle) * this.radius, + startY = Math.sin(this.startAngle) * this.radius, + endX = Math.cos(this.endAngle) * this.radius, + endY = Math.sin(this.endAngle) * this.radius, + largeFlag = angle > pi ? '1' : '0'; + + markup.push( + '\n' + ); + } + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + /* _TO_SVG_END_ */ + + /** + * @private + * @param {CanvasRenderingContext2D} ctx context to render on + * @param {Boolean} [noTransform] When true, context is not transformed + */ + _render: function(ctx, noTransform) { + ctx.beginPath(); + ctx.arc(noTransform ? this.left + this.radius : 0, + noTransform ? this.top + this.radius : 0, + this.radius, + this.startAngle, + this.endAngle, false); + this._renderFill(ctx); + this._renderStroke(ctx); + }, + + /** + * Returns horizontal radius of an object (according to how an object is scaled) + * @return {Number} + */ + getRadiusX: function() { + return this.get('radius') * this.get('scaleX'); + }, + + /** + * Returns vertical radius of an object (according to how an object is scaled) + * @return {Number} + */ + getRadiusY: function() { + return this.get('radius') * this.get('scaleY'); + }, + + /** + * Sets radius of an object (and updates width accordingly) + * @return {fabric.Circle} thisArg + */ + setRadius: function(value) { + this.radius = value; + return this.set('width', value * 2).set('height', value * 2); + }, + }); + + /* _FROM_SVG_START_ */ + /** + * List of attribute names to account for when parsing SVG element (used by {@link fabric.Circle.fromElement}) + * @static + * @memberOf fabric.Circle + * @see: http://www.w3.org/TR/SVG/shapes.html#CircleElement + */ + fabric.Circle.ATTRIBUTE_NAMES = fabric.SHARED_ATTRIBUTES.concat('cx cy r'.split(' ')); + + /** + * Returns {@link fabric.Circle} instance from an SVG element + * @static + * @memberOf fabric.Circle + * @param {SVGElement} element Element to parse + * @param {Object} [options] Options object + * @throws {Error} If value of `r` attribute is missing or invalid + * @return {fabric.Circle} Instance of fabric.Circle + */ + fabric.Circle.fromElement = function(element, options) { + options || (options = { }); + + var parsedAttributes = fabric.parseAttributes(element, fabric.Circle.ATTRIBUTE_NAMES); + + if (!isValidRadius(parsedAttributes)) { + throw new Error('value of `r` attribute is required and can not be negative'); + } + + parsedAttributes.left = parsedAttributes.left || 0; + parsedAttributes.top = parsedAttributes.top || 0; + + var obj = new fabric.Circle(extend(parsedAttributes, options)); + + obj.left -= obj.radius; + obj.top -= obj.radius; + return obj; + }; + + /** + * @private + */ + function isValidRadius(attributes) { + return (('radius' in attributes) && (attributes.radius >= 0)); + } + /* _FROM_SVG_END_ */ + + /** + * Returns {@link fabric.Circle} instance from an object representation + * @static + * @memberOf fabric.Circle + * @param {Object} object Object to create an instance from + * @param {function} [callback] invoked with new instance as first argument + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + * @return {Object} Instance of fabric.Circle + */ + fabric.Circle.fromObject = function(object, callback, forceAsync) { + return fabric.Object._fromObject('Circle', object, callback, forceAsync); + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }); + + if (fabric.Triangle) { + fabric.warn('fabric.Triangle is already defined'); + return; + } + + /** + * Triangle class + * @class fabric.Triangle + * @extends fabric.Object + * @return {fabric.Triangle} thisArg + * @see {@link fabric.Triangle#initialize} for constructor definition + */ + fabric.Triangle = fabric.util.createClass(fabric.Object, /** @lends fabric.Triangle.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'triangle', + + /** + * Constructor + * @param {Object} [options] Options object + * @return {Object} thisArg + */ + initialize: function(options) { + this.callSuper('initialize', options); + this.set('width', options && options.width || 100) + .set('height', options && options.height || 100); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _render: function(ctx) { + var widthBy2 = this.width / 2, + heightBy2 = this.height / 2; + + ctx.beginPath(); + ctx.moveTo(-widthBy2, heightBy2); + ctx.lineTo(0, -heightBy2); + ctx.lineTo(widthBy2, heightBy2); + ctx.closePath(); + + this._renderFill(ctx); + this._renderStroke(ctx); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderDashedStroke: function(ctx) { + var widthBy2 = this.width / 2, + heightBy2 = this.height / 2; + + ctx.beginPath(); + fabric.util.drawDashedLine(ctx, -widthBy2, heightBy2, 0, -heightBy2, this.strokeDashArray); + fabric.util.drawDashedLine(ctx, 0, -heightBy2, widthBy2, heightBy2, this.strokeDashArray); + fabric.util.drawDashedLine(ctx, widthBy2, heightBy2, -widthBy2, heightBy2, this.strokeDashArray); + ctx.closePath(); + }, + + /* _TO_SVG_START_ */ + /** + * Returns SVG representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + var markup = this._createBaseSVGMarkup(), + widthBy2 = this.width / 2, + heightBy2 = this.height / 2, + points = [ + -widthBy2 + ' ' + heightBy2, + '0 ' + -heightBy2, + widthBy2 + ' ' + heightBy2 + ] + .join(','); + + markup.push( + '' + ); + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + /* _TO_SVG_END_ */ + }); + + /** + * Returns {@link fabric.Triangle} instance from an object representation + * @static + * @memberOf fabric.Triangle + * @param {Object} object Object to create an instance from + * @param {function} [callback] invoked with new instance as first argument + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + * @return {fabric.Triangle} + */ + fabric.Triangle.fromObject = function(object, callback, forceAsync) { + return fabric.Object._fromObject('Triangle', object, callback, forceAsync); + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + piBy2 = Math.PI * 2, + extend = fabric.util.object.extend; + + if (fabric.Ellipse) { + fabric.warn('fabric.Ellipse is already defined.'); + return; + } + + var cacheProperties = fabric.Object.prototype.cacheProperties.concat(); + cacheProperties.push( + 'rx', + 'ry' + ); + + /** + * Ellipse class + * @class fabric.Ellipse + * @extends fabric.Object + * @return {fabric.Ellipse} thisArg + * @see {@link fabric.Ellipse#initialize} for constructor definition + */ + fabric.Ellipse = fabric.util.createClass(fabric.Object, /** @lends fabric.Ellipse.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'ellipse', + + /** + * Horizontal radius + * @type Number + * @default + */ + rx: 0, + + /** + * Vertical radius + * @type Number + * @default + */ + ry: 0, + + cacheProperties: cacheProperties, + + /** + * Constructor + * @param {Object} [options] Options object + * @return {fabric.Ellipse} thisArg + */ + initialize: function(options) { + this.callSuper('initialize', options); + this.set('rx', options && options.rx || 0); + this.set('ry', options && options.ry || 0); + }, + + /** + * @private + * @param {String} key + * @param {*} value + * @return {fabric.Ellipse} thisArg + */ + _set: function(key, value) { + this.callSuper('_set', key, value); + switch (key) { + + case 'rx': + this.rx = value; + this.set('width', value * 2); + break; + + case 'ry': + this.ry = value; + this.set('height', value * 2); + break; + + } + return this; + }, + + /** + * Returns horizontal radius of an object (according to how an object is scaled) + * @return {Number} + */ + getRx: function() { + return this.get('rx') * this.get('scaleX'); + }, + + /** + * Returns Vertical radius of an object (according to how an object is scaled) + * @return {Number} + */ + getRy: function() { + return this.get('ry') * this.get('scaleY'); + }, + + /** + * Returns object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toObject: function(propertiesToInclude) { + return this.callSuper('toObject', ['rx', 'ry'].concat(propertiesToInclude)); + }, + + /* _TO_SVG_START_ */ + /** + * Returns svg representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + var markup = this._createBaseSVGMarkup(), x = 0, y = 0; + if (this.group && this.group.type === 'path-group') { + x = this.left + this.rx; + y = this.top + this.ry; + } + markup.push( + '\n' + ); + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + /* _TO_SVG_END_ */ + + /** + * @private + * @param {CanvasRenderingContext2D} ctx context to render on + * @param {Boolean} [noTransform] When true, context is not transformed + */ + _render: function(ctx, noTransform) { + ctx.beginPath(); + ctx.save(); + ctx.transform(1, 0, 0, this.ry / this.rx, 0, 0); + ctx.arc( + noTransform ? this.left + this.rx : 0, + noTransform ? (this.top + this.ry) * this.rx / this.ry : 0, + this.rx, + 0, + piBy2, + false); + ctx.restore(); + this._renderFill(ctx); + this._renderStroke(ctx); + }, + }); + + /* _FROM_SVG_START_ */ + /** + * List of attribute names to account for when parsing SVG element (used by {@link fabric.Ellipse.fromElement}) + * @static + * @memberOf fabric.Ellipse + * @see http://www.w3.org/TR/SVG/shapes.html#EllipseElement + */ + fabric.Ellipse.ATTRIBUTE_NAMES = fabric.SHARED_ATTRIBUTES.concat('cx cy rx ry'.split(' ')); + + /** + * Returns {@link fabric.Ellipse} instance from an SVG element + * @static + * @memberOf fabric.Ellipse + * @param {SVGElement} element Element to parse + * @param {Object} [options] Options object + * @return {fabric.Ellipse} + */ + fabric.Ellipse.fromElement = function(element, options) { + options || (options = { }); + + var parsedAttributes = fabric.parseAttributes(element, fabric.Ellipse.ATTRIBUTE_NAMES); + + parsedAttributes.left = parsedAttributes.left || 0; + parsedAttributes.top = parsedAttributes.top || 0; + + var ellipse = new fabric.Ellipse(extend(parsedAttributes, options)); + + ellipse.top -= ellipse.ry; + ellipse.left -= ellipse.rx; + return ellipse; + }; + /* _FROM_SVG_END_ */ + + /** + * Returns {@link fabric.Ellipse} instance from an object representation + * @static + * @memberOf fabric.Ellipse + * @param {Object} object Object to create an instance from + * @param {function} [callback] invoked with new instance as first argument + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + * @return {fabric.Ellipse} + */ + fabric.Ellipse.fromObject = function(object, callback, forceAsync) { + return fabric.Object._fromObject('Ellipse', object, callback, forceAsync); + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend; + + if (fabric.Rect) { + fabric.warn('fabric.Rect is already defined'); + return; + } + + var stateProperties = fabric.Object.prototype.stateProperties.concat(); + stateProperties.push('rx', 'ry'); + + var cacheProperties = fabric.Object.prototype.cacheProperties.concat(); + cacheProperties.push('rx', 'ry'); + + /** + * Rectangle class + * @class fabric.Rect + * @extends fabric.Object + * @return {fabric.Rect} thisArg + * @see {@link fabric.Rect#initialize} for constructor definition + */ + fabric.Rect = fabric.util.createClass(fabric.Object, /** @lends fabric.Rect.prototype */ { + + /** + * List of properties to consider when checking if state of an object is changed ({@link fabric.Object#hasStateChanged}) + * as well as for history (undo/redo) purposes + * @type Array + */ + stateProperties: stateProperties, + + /** + * Type of an object + * @type String + * @default + */ + type: 'rect', + + /** + * Horizontal border radius + * @type Number + * @default + */ + rx: 0, + + /** + * Vertical border radius + * @type Number + * @default + */ + ry: 0, + + cacheProperties: cacheProperties, + + /** + * Constructor + * @param {Object} [options] Options object + * @return {Object} thisArg + */ + initialize: function(options) { + this.callSuper('initialize', options); + this._initRxRy(); + }, + + /** + * Initializes rx/ry attributes + * @private + */ + _initRxRy: function() { + if (this.rx && !this.ry) { + this.ry = this.rx; + } + else if (this.ry && !this.rx) { + this.rx = this.ry; + } + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} noTransform + */ + _render: function(ctx, noTransform) { + + // optimize 1x1 case (used in spray brush) + if (this.width === 1 && this.height === 1) { + ctx.fillRect(-0.5, -0.5, 1, 1); + return; + } + + var rx = this.rx ? Math.min(this.rx, this.width / 2) : 0, + ry = this.ry ? Math.min(this.ry, this.height / 2) : 0, + w = this.width, + h = this.height, + x = noTransform ? this.left : -this.width / 2, + y = noTransform ? this.top : -this.height / 2, + isRounded = rx !== 0 || ry !== 0, + /* "magic number" for bezier approximations of arcs (http://itc.ktu.lt/itc354/Riskus354.pdf) */ + k = 1 - 0.5522847498; + ctx.beginPath(); + + ctx.moveTo(x + rx, y); + + ctx.lineTo(x + w - rx, y); + isRounded && ctx.bezierCurveTo(x + w - k * rx, y, x + w, y + k * ry, x + w, y + ry); + + ctx.lineTo(x + w, y + h - ry); + isRounded && ctx.bezierCurveTo(x + w, y + h - k * ry, x + w - k * rx, y + h, x + w - rx, y + h); + + ctx.lineTo(x + rx, y + h); + isRounded && ctx.bezierCurveTo(x + k * rx, y + h, x, y + h - k * ry, x, y + h - ry); + + ctx.lineTo(x, y + ry); + isRounded && ctx.bezierCurveTo(x, y + k * ry, x + k * rx, y, x + rx, y); + + ctx.closePath(); + + this._renderFill(ctx); + this._renderStroke(ctx); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderDashedStroke: function(ctx) { + var x = -this.width / 2, + y = -this.height / 2, + w = this.width, + h = this.height; + + ctx.beginPath(); + fabric.util.drawDashedLine(ctx, x, y, x + w, y, this.strokeDashArray); + fabric.util.drawDashedLine(ctx, x + w, y, x + w, y + h, this.strokeDashArray); + fabric.util.drawDashedLine(ctx, x + w, y + h, x, y + h, this.strokeDashArray); + fabric.util.drawDashedLine(ctx, x, y + h, x, y, this.strokeDashArray); + ctx.closePath(); + }, + + /** + * Returns object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toObject: function(propertiesToInclude) { + return this.callSuper('toObject', ['rx', 'ry'].concat(propertiesToInclude)); + }, + + /* _TO_SVG_START_ */ + /** + * Returns svg representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + var markup = this._createBaseSVGMarkup(), x = this.left, y = this.top; + if (!(this.group && this.group.type === 'path-group')) { + x = -this.width / 2; + y = -this.height / 2; + } + markup.push( + '\n'); + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + /* _TO_SVG_END_ */ + }); + + /* _FROM_SVG_START_ */ + /** + * List of attribute names to account for when parsing SVG element (used by `fabric.Rect.fromElement`) + * @static + * @memberOf fabric.Rect + * @see: http://www.w3.org/TR/SVG/shapes.html#RectElement + */ + fabric.Rect.ATTRIBUTE_NAMES = fabric.SHARED_ATTRIBUTES.concat('x y rx ry width height'.split(' ')); + + /** + * Returns {@link fabric.Rect} instance from an SVG element + * @static + * @memberOf fabric.Rect + * @param {SVGElement} element Element to parse + * @param {Object} [options] Options object + * @return {fabric.Rect} Instance of fabric.Rect + */ + fabric.Rect.fromElement = function(element, options) { + if (!element) { + return null; + } + options = options || { }; + + var parsedAttributes = fabric.parseAttributes(element, fabric.Rect.ATTRIBUTE_NAMES); + + parsedAttributes.left = parsedAttributes.left || 0; + parsedAttributes.top = parsedAttributes.top || 0; + var rect = new fabric.Rect(extend((options ? fabric.util.object.clone(options) : { }), parsedAttributes)); + rect.visible = rect.visible && rect.width > 0 && rect.height > 0; + return rect; + }; + /* _FROM_SVG_END_ */ + + /** + * Returns {@link fabric.Rect} instance from an object representation + * @static + * @memberOf fabric.Rect + * @param {Object} object Object to create an instance from + * @param {Function} [callback] Callback to invoke when an fabric.Rect instance is created + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + * @return {Object} instance of fabric.Rect + */ + fabric.Rect.fromObject = function(object, callback, forceAsync) { + return fabric.Object._fromObject('Rect', object, callback, forceAsync); + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + min = fabric.util.array.min, + max = fabric.util.array.max, + toFixed = fabric.util.toFixed, + NUM_FRACTION_DIGITS = fabric.Object.NUM_FRACTION_DIGITS; + + if (fabric.Polyline) { + fabric.warn('fabric.Polyline is already defined'); + return; + } + + var cacheProperties = fabric.Object.prototype.cacheProperties.concat(); + cacheProperties.push('points'); + + /** + * Polyline class + * @class fabric.Polyline + * @extends fabric.Object + * @see {@link fabric.Polyline#initialize} for constructor definition + */ + fabric.Polyline = fabric.util.createClass(fabric.Object, /** @lends fabric.Polyline.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'polyline', + + /** + * Points array + * @type Array + * @default + */ + points: null, + + /** + * Minimum X from points values, necessary to offset points + * @type Number + * @default + */ + minX: 0, + + /** + * Minimum Y from points values, necessary to offset points + * @type Number + * @default + */ + minY: 0, + + cacheProperties: cacheProperties, + + /** + * Constructor + * @param {Array} points Array of points (where each point is an object with x and y) + * @param {Object} [options] Options object + * @return {fabric.Polyline} thisArg + * @example + * var poly = new fabric.Polyline([ + * { x: 10, y: 10 }, + * { x: 50, y: 30 }, + * { x: 40, y: 70 }, + * { x: 60, y: 50 }, + * { x: 100, y: 150 }, + * { x: 40, y: 100 } + * ], { + * stroke: 'red', + * left: 100, + * top: 100 + * }); + */ + initialize: function(points, options) { + options = options || {}; + this.points = points || []; + this.callSuper('initialize', options); + this._calcDimensions(); + if (!('top' in options)) { + this.top = this.minY; + } + if (!('left' in options)) { + this.left = this.minX; + } + this.pathOffset = { + x: this.minX + this.width / 2, + y: this.minY + this.height / 2 + }; + }, + + /** + * @private + */ + _calcDimensions: function() { + + var points = this.points, + minX = min(points, 'x'), + minY = min(points, 'y'), + maxX = max(points, 'x'), + maxY = max(points, 'y'); + + this.width = (maxX - minX) || 0; + this.height = (maxY - minY) || 0; + this.minX = minX || 0; + this.minY = minY || 0; + }, + + /** + * Returns object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} Object representation of an instance + */ + toObject: function(propertiesToInclude) { + return extend(this.callSuper('toObject', propertiesToInclude), { + points: this.points.concat() + }); + }, + + /* _TO_SVG_START_ */ + /** + * Returns svg representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + var points = [], diffX, diffY, + markup = this._createBaseSVGMarkup(); + + if (!(this.group && this.group.type === 'path-group')) { + diffX = this.pathOffset.x; + diffY = this.pathOffset.y; + } + + for (var i = 0, len = this.points.length; i < len; i++) { + points.push( + toFixed(this.points[i].x - diffX, NUM_FRACTION_DIGITS), ',', + toFixed(this.points[i].y - diffY, NUM_FRACTION_DIGITS), ' ' + ); + } + markup.push( + '<', this.type, ' ', this.getSvgId(), + 'points="', points.join(''), + '" style="', this.getSvgStyles(), + '" transform="', this.getSvgTransform(), + ' ', this.getSvgTransformMatrix(), + '"/>\n' + ); + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + /* _TO_SVG_END_ */ + + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} noTransform + */ + commonRender: function(ctx, noTransform) { + var point, len = this.points.length, + x = noTransform ? 0 : this.pathOffset.x, + y = noTransform ? 0 : this.pathOffset.y; + + if (!len || isNaN(this.points[len - 1].y)) { + // do not draw if no points or odd points + // NaN comes from parseFloat of a empty string in parser + return false; + } + ctx.beginPath(); + ctx.moveTo(this.points[0].x - x, this.points[0].y - y); + for (var i = 0; i < len; i++) { + point = this.points[i]; + ctx.lineTo(point.x - x, point.y - y); + } + return true; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} noTransform + */ + _render: function(ctx, noTransform) { + if (!this.commonRender(ctx, noTransform)) { + return; + } + this._renderFill(ctx); + this._renderStroke(ctx); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderDashedStroke: function(ctx) { + var p1, p2; + + ctx.beginPath(); + for (var i = 0, len = this.points.length; i < len; i++) { + p1 = this.points[i]; + p2 = this.points[i + 1] || p1; + fabric.util.drawDashedLine(ctx, p1.x, p1.y, p2.x, p2.y, this.strokeDashArray); + } + }, + + /** + * Returns complexity of an instance + * @return {Number} complexity of this instance + */ + complexity: function() { + return this.get('points').length; + } + }); + + /* _FROM_SVG_START_ */ + /** + * List of attribute names to account for when parsing SVG element (used by {@link fabric.Polyline.fromElement}) + * @static + * @memberOf fabric.Polyline + * @see: http://www.w3.org/TR/SVG/shapes.html#PolylineElement + */ + fabric.Polyline.ATTRIBUTE_NAMES = fabric.SHARED_ATTRIBUTES.concat(); + + /** + * Returns fabric.Polyline instance from an SVG element + * @static + * @memberOf fabric.Polyline + * @param {SVGElement} element Element to parse + * @param {Object} [options] Options object + * @return {fabric.Polyline} Instance of fabric.Polyline + */ + fabric.Polyline.fromElement = function(element, options) { + if (!element) { + return null; + } + options || (options = { }); + + var points = fabric.parsePointsAttribute(element.getAttribute('points')), + parsedAttributes = fabric.parseAttributes(element, fabric.Polyline.ATTRIBUTE_NAMES); + + return new fabric.Polyline(points, fabric.util.object.extend(parsedAttributes, options)); + }; + /* _FROM_SVG_END_ */ + + /** + * Returns fabric.Polyline instance from an object representation + * @static + * @memberOf fabric.Polyline + * @param {Object} object Object to create an instance from + * @param {Function} [callback] Callback to invoke when an fabric.Path instance is created + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + * @return {fabric.Polyline} Instance of fabric.Polyline + */ + fabric.Polyline.fromObject = function(object, callback, forceAsync) { + return fabric.Object._fromObject('Polyline', object, callback, forceAsync, 'points'); + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend; + + if (fabric.Polygon) { + fabric.warn('fabric.Polygon is already defined'); + return; + } + + /** + * Polygon class + * @class fabric.Polygon + * @extends fabric.Polyline + * @see {@link fabric.Polygon#initialize} for constructor definition + */ + fabric.Polygon = fabric.util.createClass(fabric.Polyline, /** @lends fabric.Polygon.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'polygon', + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} noTransform + */ + _render: function(ctx, noTransform) { + if (!this.commonRender(ctx, noTransform)) { + return; + } + ctx.closePath(); + this._renderFill(ctx); + this._renderStroke(ctx); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderDashedStroke: function(ctx) { + this.callSuper('_renderDashedStroke', ctx); + ctx.closePath(); + }, + }); + + /* _FROM_SVG_START_ */ + /** + * List of attribute names to account for when parsing SVG element (used by `fabric.Polygon.fromElement`) + * @static + * @memberOf fabric.Polygon + * @see: http://www.w3.org/TR/SVG/shapes.html#PolygonElement + */ + fabric.Polygon.ATTRIBUTE_NAMES = fabric.SHARED_ATTRIBUTES.concat(); + + /** + * Returns {@link fabric.Polygon} instance from an SVG element + * @static + * @memberOf fabric.Polygon + * @param {SVGElement} element Element to parse + * @param {Object} [options] Options object + * @return {fabric.Polygon} Instance of fabric.Polygon + */ + fabric.Polygon.fromElement = function(element, options) { + if (!element) { + return null; + } + + options || (options = { }); + + var points = fabric.parsePointsAttribute(element.getAttribute('points')), + parsedAttributes = fabric.parseAttributes(element, fabric.Polygon.ATTRIBUTE_NAMES); + + return new fabric.Polygon(points, extend(parsedAttributes, options)); + }; + /* _FROM_SVG_END_ */ + + /** + * Returns fabric.Polygon instance from an object representation + * @static + * @memberOf fabric.Polygon + * @param {Object} object Object to create an instance from + * @param {Function} [callback] Callback to invoke when an fabric.Path instance is created + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + * @return {fabric.Polygon} Instance of fabric.Polygon + */ + fabric.Polygon.fromObject = function(object, callback, forceAsync) { + return fabric.Object._fromObject('Polygon', object, callback, forceAsync, 'points'); + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + min = fabric.util.array.min, + max = fabric.util.array.max, + extend = fabric.util.object.extend, + _toString = Object.prototype.toString, + drawArc = fabric.util.drawArc, + commandLengths = { + m: 2, + l: 2, + h: 1, + v: 1, + c: 6, + s: 4, + q: 4, + t: 2, + a: 7 + }, + repeatedCommands = { + m: 'l', + M: 'L' + }; + + if (fabric.Path) { + fabric.warn('fabric.Path is already defined'); + return; + } + + var cacheProperties = fabric.Object.prototype.cacheProperties.concat(); + cacheProperties.push('path'); + + /** + * Path class + * @class fabric.Path + * @extends fabric.Object + * @tutorial {@link http://fabricjs.com/fabric-intro-part-1#path_and_pathgroup} + * @see {@link fabric.Path#initialize} for constructor definition + */ + fabric.Path = fabric.util.createClass(fabric.Object, /** @lends fabric.Path.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'path', + + /** + * Array of path points + * @type Array + * @default + */ + path: null, + + /** + * Minimum X from points values, necessary to offset points + * @type Number + * @default + */ + minX: 0, + + /** + * Minimum Y from points values, necessary to offset points + * @type Number + * @default + */ + minY: 0, + + cacheProperties: cacheProperties, + + /** + * Constructor + * @param {Array|String} path Path data (sequence of coordinates and corresponding "command" tokens) + * @param {Object} [options] Options object + * @return {fabric.Path} thisArg + */ + initialize: function(path, options) { + options = options || { }; + + if (options) { + this.setOptions(options); + } + + if (!path) { + path = []; + } + + var fromArray = _toString.call(path) === '[object Array]'; + + this.path = fromArray + ? path + // one of commands (m,M,l,L,q,Q,c,C,etc.) followed by non-command characters (i.e. command values) + : path.match && path.match(/[mzlhvcsqta][^mzlhvcsqta]*/gi); + + if (!this.path) { + return; + } + + if (!fromArray) { + this.path = this._parsePath(); + } + + this._setPositionDimensions(options); + + if (this.objectCaching) { + this._createCacheCanvas(); + } + }, + + /** + * @private + * @param {Object} options Options object + */ + _setPositionDimensions: function(options) { + var calcDim = this._parseDimensions(); + + this.minX = calcDim.left; + this.minY = calcDim.top; + this.width = calcDim.width; + this.height = calcDim.height; + + if (typeof options.left === 'undefined') { + this.left = calcDim.left + (this.originX === 'center' + ? this.width / 2 + : this.originX === 'right' + ? this.width + : 0); + } + + if (typeof options.top === 'undefined') { + this.top = calcDim.top + (this.originY === 'center' + ? this.height / 2 + : this.originY === 'bottom' + ? this.height + : 0); + } + + this.pathOffset = this.pathOffset || { + x: this.minX + this.width / 2, + y: this.minY + this.height / 2 + }; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx context to render path on + */ + _renderPathCommands: function(ctx) { + var current, // current instruction + previous = null, + subpathStartX = 0, + subpathStartY = 0, + x = 0, // current x + y = 0, // current y + controlX = 0, // current control point x + controlY = 0, // current control point y + tempX, + tempY, + l = -this.pathOffset.x, + t = -this.pathOffset.y; + + if (this.group && this.group.type === 'path-group') { + l = 0; + t = 0; + } + + ctx.beginPath(); + + for (var i = 0, len = this.path.length; i < len; ++i) { + + current = this.path[i]; + + switch (current[0]) { // first letter + + case 'l': // lineto, relative + x += current[1]; + y += current[2]; + ctx.lineTo(x + l, y + t); + break; + + case 'L': // lineto, absolute + x = current[1]; + y = current[2]; + ctx.lineTo(x + l, y + t); + break; + + case 'h': // horizontal lineto, relative + x += current[1]; + ctx.lineTo(x + l, y + t); + break; + + case 'H': // horizontal lineto, absolute + x = current[1]; + ctx.lineTo(x + l, y + t); + break; + + case 'v': // vertical lineto, relative + y += current[1]; + ctx.lineTo(x + l, y + t); + break; + + case 'V': // verical lineto, absolute + y = current[1]; + ctx.lineTo(x + l, y + t); + break; + + case 'm': // moveTo, relative + x += current[1]; + y += current[2]; + subpathStartX = x; + subpathStartY = y; + ctx.moveTo(x + l, y + t); + break; + + case 'M': // moveTo, absolute + x = current[1]; + y = current[2]; + subpathStartX = x; + subpathStartY = y; + ctx.moveTo(x + l, y + t); + break; + + case 'c': // bezierCurveTo, relative + tempX = x + current[5]; + tempY = y + current[6]; + controlX = x + current[3]; + controlY = y + current[4]; + ctx.bezierCurveTo( + x + current[1] + l, // x1 + y + current[2] + t, // y1 + controlX + l, // x2 + controlY + t, // y2 + tempX + l, + tempY + t + ); + x = tempX; + y = tempY; + break; + + case 'C': // bezierCurveTo, absolute + x = current[5]; + y = current[6]; + controlX = current[3]; + controlY = current[4]; + ctx.bezierCurveTo( + current[1] + l, + current[2] + t, + controlX + l, + controlY + t, + x + l, + y + t + ); + break; + + case 's': // shorthand cubic bezierCurveTo, relative + + // transform to absolute x,y + tempX = x + current[3]; + tempY = y + current[4]; + + if (previous[0].match(/[CcSs]/) === null) { + // If there is no previous command or if the previous command was not a C, c, S, or s, + // the control point is coincident with the current point + controlX = x; + controlY = y; + } + else { + // calculate reflection of previous control points + controlX = 2 * x - controlX; + controlY = 2 * y - controlY; + } + + ctx.bezierCurveTo( + controlX + l, + controlY + t, + x + current[1] + l, + y + current[2] + t, + tempX + l, + tempY + t + ); + // set control point to 2nd one of this command + // "... the first control point is assumed to be + // the reflection of the second control point on + // the previous command relative to the current point." + controlX = x + current[1]; + controlY = y + current[2]; + + x = tempX; + y = tempY; + break; + + case 'S': // shorthand cubic bezierCurveTo, absolute + tempX = current[3]; + tempY = current[4]; + if (previous[0].match(/[CcSs]/) === null) { + // If there is no previous command or if the previous command was not a C, c, S, or s, + // the control point is coincident with the current point + controlX = x; + controlY = y; + } + else { + // calculate reflection of previous control points + controlX = 2 * x - controlX; + controlY = 2 * y - controlY; + } + ctx.bezierCurveTo( + controlX + l, + controlY + t, + current[1] + l, + current[2] + t, + tempX + l, + tempY + t + ); + x = tempX; + y = tempY; + + // set control point to 2nd one of this command + // "... the first control point is assumed to be + // the reflection of the second control point on + // the previous command relative to the current point." + controlX = current[1]; + controlY = current[2]; + + break; + + case 'q': // quadraticCurveTo, relative + // transform to absolute x,y + tempX = x + current[3]; + tempY = y + current[4]; + + controlX = x + current[1]; + controlY = y + current[2]; + + ctx.quadraticCurveTo( + controlX + l, + controlY + t, + tempX + l, + tempY + t + ); + x = tempX; + y = tempY; + break; + + case 'Q': // quadraticCurveTo, absolute + tempX = current[3]; + tempY = current[4]; + + ctx.quadraticCurveTo( + current[1] + l, + current[2] + t, + tempX + l, + tempY + t + ); + x = tempX; + y = tempY; + controlX = current[1]; + controlY = current[2]; + break; + + case 't': // shorthand quadraticCurveTo, relative + + // transform to absolute x,y + tempX = x + current[1]; + tempY = y + current[2]; + + if (previous[0].match(/[QqTt]/) === null) { + // If there is no previous command or if the previous command was not a Q, q, T or t, + // assume the control point is coincident with the current point + controlX = x; + controlY = y; + } + else { + // calculate reflection of previous control point + controlX = 2 * x - controlX; + controlY = 2 * y - controlY; + } + + ctx.quadraticCurveTo( + controlX + l, + controlY + t, + tempX + l, + tempY + t + ); + x = tempX; + y = tempY; + + break; + + case 'T': + tempX = current[1]; + tempY = current[2]; + + if (previous[0].match(/[QqTt]/) === null) { + // If there is no previous command or if the previous command was not a Q, q, T or t, + // assume the control point is coincident with the current point + controlX = x; + controlY = y; + } + else { + // calculate reflection of previous control point + controlX = 2 * x - controlX; + controlY = 2 * y - controlY; + } + ctx.quadraticCurveTo( + controlX + l, + controlY + t, + tempX + l, + tempY + t + ); + x = tempX; + y = tempY; + break; + + case 'a': + // TODO: optimize this + drawArc(ctx, x + l, y + t, [ + current[1], + current[2], + current[3], + current[4], + current[5], + current[6] + x + l, + current[7] + y + t + ]); + x += current[6]; + y += current[7]; + break; + + case 'A': + // TODO: optimize this + drawArc(ctx, x + l, y + t, [ + current[1], + current[2], + current[3], + current[4], + current[5], + current[6] + l, + current[7] + t + ]); + x = current[6]; + y = current[7]; + break; + + case 'z': + case 'Z': + x = subpathStartX; + y = subpathStartY; + ctx.closePath(); + break; + } + previous = current; + } + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx context to render path on + */ + _render: function(ctx) { + this._renderPathCommands(ctx); + this._renderFill(ctx); + this._renderStroke(ctx); + }, + + /** + * Returns string representation of an instance + * @return {String} string representation of an instance + */ + toString: function() { + return '#'; + }, + + /** + * Returns object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toObject: function(propertiesToInclude) { + var o = extend(this.callSuper('toObject', ['sourcePath', 'pathOffset'].concat(propertiesToInclude)), { + path: this.path.map(function(item) { return item.slice(); }), + top: this.top, + left: this.left, + }); + return o; + }, + + /** + * Returns dataless object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toDatalessObject: function(propertiesToInclude) { + var o = this.toObject(propertiesToInclude); + if (this.sourcePath) { + o.path = this.sourcePath; + } + delete o.sourcePath; + return o; + }, + + /* _TO_SVG_START_ */ + /** + * Returns svg representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + var chunks = [], + markup = this._createBaseSVGMarkup(), addTransform = ''; + + for (var i = 0, len = this.path.length; i < len; i++) { + chunks.push(this.path[i].join(' ')); + } + var path = chunks.join(' '); + if (!(this.group && this.group.type === 'path-group')) { + addTransform = ' translate(' + (-this.pathOffset.x) + ', ' + (-this.pathOffset.y) + ') '; + } + markup.push( + '\n' + ); + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + /* _TO_SVG_END_ */ + + /** + * Returns number representation of an instance complexity + * @return {Number} complexity of this instance + */ + complexity: function() { + return this.path.length; + }, + + /** + * @private + */ + _parsePath: function() { + var result = [], + coords = [], + currentPath, + parsed, + re = /([-+]?((\d+\.\d+)|((\d+)|(\.\d+)))(?:e[-+]?\d+)?)/ig, + match, + coordsStr; + + for (var i = 0, coordsParsed, len = this.path.length; i < len; i++) { + currentPath = this.path[i]; + + coordsStr = currentPath.slice(1).trim(); + coords.length = 0; + + while ((match = re.exec(coordsStr))) { + coords.push(match[0]); + } + + coordsParsed = [currentPath.charAt(0)]; + + for (var j = 0, jlen = coords.length; j < jlen; j++) { + parsed = parseFloat(coords[j]); + if (!isNaN(parsed)) { + coordsParsed.push(parsed); + } + } + + var command = coordsParsed[0], + commandLength = commandLengths[command.toLowerCase()], + repeatedCommand = repeatedCommands[command] || command; + + if (coordsParsed.length - 1 > commandLength) { + for (var k = 1, klen = coordsParsed.length; k < klen; k += commandLength) { + result.push([command].concat(coordsParsed.slice(k, k + commandLength))); + command = repeatedCommand; + } + } + else { + result.push(coordsParsed); + } + } + + return result; + }, + + /** + * @private + */ + _parseDimensions: function() { + + var aX = [], + aY = [], + current, // current instruction + previous = null, + subpathStartX = 0, + subpathStartY = 0, + x = 0, // current x + y = 0, // current y + controlX = 0, // current control point x + controlY = 0, // current control point y + tempX, + tempY, + bounds; + + for (var i = 0, len = this.path.length; i < len; ++i) { + + current = this.path[i]; + + switch (current[0]) { // first letter + + case 'l': // lineto, relative + x += current[1]; + y += current[2]; + bounds = []; + break; + + case 'L': // lineto, absolute + x = current[1]; + y = current[2]; + bounds = []; + break; + + case 'h': // horizontal lineto, relative + x += current[1]; + bounds = []; + break; + + case 'H': // horizontal lineto, absolute + x = current[1]; + bounds = []; + break; + + case 'v': // vertical lineto, relative + y += current[1]; + bounds = []; + break; + + case 'V': // verical lineto, absolute + y = current[1]; + bounds = []; + break; + + case 'm': // moveTo, relative + x += current[1]; + y += current[2]; + subpathStartX = x; + subpathStartY = y; + bounds = []; + break; + + case 'M': // moveTo, absolute + x = current[1]; + y = current[2]; + subpathStartX = x; + subpathStartY = y; + bounds = []; + break; + + case 'c': // bezierCurveTo, relative + tempX = x + current[5]; + tempY = y + current[6]; + controlX = x + current[3]; + controlY = y + current[4]; + bounds = fabric.util.getBoundsOfCurve(x, y, + x + current[1], // x1 + y + current[2], // y1 + controlX, // x2 + controlY, // y2 + tempX, + tempY + ); + x = tempX; + y = tempY; + break; + + case 'C': // bezierCurveTo, absolute + controlX = current[3]; + controlY = current[4]; + bounds = fabric.util.getBoundsOfCurve(x, y, + current[1], + current[2], + controlX, + controlY, + current[5], + current[6] + ); + x = current[5]; + y = current[6]; + break; + + case 's': // shorthand cubic bezierCurveTo, relative + + // transform to absolute x,y + tempX = x + current[3]; + tempY = y + current[4]; + + if (previous[0].match(/[CcSs]/) === null) { + // If there is no previous command or if the previous command was not a C, c, S, or s, + // the control point is coincident with the current point + controlX = x; + controlY = y; + } + else { + // calculate reflection of previous control points + controlX = 2 * x - controlX; + controlY = 2 * y - controlY; + } + + bounds = fabric.util.getBoundsOfCurve(x, y, + controlX, + controlY, + x + current[1], + y + current[2], + tempX, + tempY + ); + // set control point to 2nd one of this command + // "... the first control point is assumed to be + // the reflection of the second control point on + // the previous command relative to the current point." + controlX = x + current[1]; + controlY = y + current[2]; + x = tempX; + y = tempY; + break; + + case 'S': // shorthand cubic bezierCurveTo, absolute + tempX = current[3]; + tempY = current[4]; + if (previous[0].match(/[CcSs]/) === null) { + // If there is no previous command or if the previous command was not a C, c, S, or s, + // the control point is coincident with the current point + controlX = x; + controlY = y; + } + else { + // calculate reflection of previous control points + controlX = 2 * x - controlX; + controlY = 2 * y - controlY; + } + bounds = fabric.util.getBoundsOfCurve(x, y, + controlX, + controlY, + current[1], + current[2], + tempX, + tempY + ); + x = tempX; + y = tempY; + // set control point to 2nd one of this command + // "... the first control point is assumed to be + // the reflection of the second control point on + // the previous command relative to the current point." + controlX = current[1]; + controlY = current[2]; + break; + + case 'q': // quadraticCurveTo, relative + // transform to absolute x,y + tempX = x + current[3]; + tempY = y + current[4]; + controlX = x + current[1]; + controlY = y + current[2]; + bounds = fabric.util.getBoundsOfCurve(x, y, + controlX, + controlY, + controlX, + controlY, + tempX, + tempY + ); + x = tempX; + y = tempY; + break; + + case 'Q': // quadraticCurveTo, absolute + controlX = current[1]; + controlY = current[2]; + bounds = fabric.util.getBoundsOfCurve(x, y, + controlX, + controlY, + controlX, + controlY, + current[3], + current[4] + ); + x = current[3]; + y = current[4]; + break; + + case 't': // shorthand quadraticCurveTo, relative + // transform to absolute x,y + tempX = x + current[1]; + tempY = y + current[2]; + if (previous[0].match(/[QqTt]/) === null) { + // If there is no previous command or if the previous command was not a Q, q, T or t, + // assume the control point is coincident with the current point + controlX = x; + controlY = y; + } + else { + // calculate reflection of previous control point + controlX = 2 * x - controlX; + controlY = 2 * y - controlY; + } + + bounds = fabric.util.getBoundsOfCurve(x, y, + controlX, + controlY, + controlX, + controlY, + tempX, + tempY + ); + x = tempX; + y = tempY; + + break; + + case 'T': + tempX = current[1]; + tempY = current[2]; + + if (previous[0].match(/[QqTt]/) === null) { + // If there is no previous command or if the previous command was not a Q, q, T or t, + // assume the control point is coincident with the current point + controlX = x; + controlY = y; + } + else { + // calculate reflection of previous control point + controlX = 2 * x - controlX; + controlY = 2 * y - controlY; + } + bounds = fabric.util.getBoundsOfCurve(x, y, + controlX, + controlY, + controlX, + controlY, + tempX, + tempY + ); + x = tempX; + y = tempY; + break; + + case 'a': + // TODO: optimize this + bounds = fabric.util.getBoundsOfArc(x, y, + current[1], + current[2], + current[3], + current[4], + current[5], + current[6] + x, + current[7] + y + ); + x += current[6]; + y += current[7]; + break; + + case 'A': + // TODO: optimize this + bounds = fabric.util.getBoundsOfArc(x, y, + current[1], + current[2], + current[3], + current[4], + current[5], + current[6], + current[7] + ); + x = current[6]; + y = current[7]; + break; + + case 'z': + case 'Z': + x = subpathStartX; + y = subpathStartY; + break; + } + previous = current; + bounds.forEach(function (point) { + aX.push(point.x); + aY.push(point.y); + }); + aX.push(x); + aY.push(y); + } + + var minX = min(aX) || 0, + minY = min(aY) || 0, + maxX = max(aX) || 0, + maxY = max(aY) || 0, + deltaX = maxX - minX, + deltaY = maxY - minY, + + o = { + left: minX, + top: minY, + width: deltaX, + height: deltaY + }; + + return o; + } + }); + + /** + * Creates an instance of fabric.Path from an object + * @static + * @memberOf fabric.Path + * @param {Object} object + * @param {Function} [callback] Callback to invoke when an fabric.Path instance is created + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + */ + fabric.Path.fromObject = function(object, callback, forceAsync) { + // remove this pattern rom 2.0, accept just object. + var path; + if (typeof object.path === 'string') { + fabric.loadSVGFromURL(object.path, function (elements) { + var pathUrl = object.path; + path = elements[0]; + delete object.path; + + fabric.util.object.extend(path, object); + path.setSourcePath(pathUrl); + + callback && callback(path); + }); + } + else { + return fabric.Object._fromObject('Path', object, callback, forceAsync, 'path'); + } + }; + + /* _FROM_SVG_START_ */ + /** + * List of attribute names to account for when parsing SVG element (used by `fabric.Path.fromElement`) + * @static + * @memberOf fabric.Path + * @see http://www.w3.org/TR/SVG/paths.html#PathElement + */ + fabric.Path.ATTRIBUTE_NAMES = fabric.SHARED_ATTRIBUTES.concat(['d']); + + /** + * Creates an instance of fabric.Path from an SVG element + * @static + * @memberOf fabric.Path + * @param {SVGElement} element to parse + * @param {Function} callback Callback to invoke when an fabric.Path instance is created + * @param {Object} [options] Options object + */ + fabric.Path.fromElement = function(element, callback, options) { + var parsedAttributes = fabric.parseAttributes(element, fabric.Path.ATTRIBUTE_NAMES); + callback && callback(new fabric.Path(parsedAttributes.d, extend(parsedAttributes, options))); + }; + /* _FROM_SVG_END_ */ + + /** + * Indicates that instances of this type are async + * @static + * @memberOf fabric.Path + * @type Boolean + * @default + */ + fabric.Path.async = true; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend; + + if (fabric.PathGroup) { + fabric.warn('fabric.PathGroup is already defined'); + return; + } + + /** + * Path group class + * @class fabric.PathGroup + * @extends fabric.Path + * @tutorial {@link http://fabricjs.com/fabric-intro-part-1#path_and_pathgroup} + * @see {@link fabric.PathGroup#initialize} for constructor definition + */ + fabric.PathGroup = fabric.util.createClass(fabric.Object, /** @lends fabric.PathGroup.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'path-group', + + /** + * Fill value + * @type String + * @default + */ + fill: '', + + /** + * Constructor + * @param {Array} paths + * @param {Object} [options] Options object + * @return {fabric.PathGroup} thisArg + */ + initialize: function(paths, options) { + + options = options || { }; + this.paths = paths || []; + + for (var i = this.paths.length; i--;) { + this.paths[i].group = this; + } + + if (options.toBeParsed) { + this.parseDimensionsFromPaths(options); + delete options.toBeParsed; + } + this.setOptions(options); + this.setCoords(); + if (this.objectCaching) { + this._createCacheCanvas(); + } + }, + + /** + * Calculate width and height based on paths contained + */ + parseDimensionsFromPaths: function(options) { + var points, p, xC = [], yC = [], path, height, width, + m; + for (var j = this.paths.length; j--;) { + path = this.paths[j]; + height = path.height + path.strokeWidth; + width = path.width + path.strokeWidth; + points = [ + { x: path.left, y: path.top }, + { x: path.left + width, y: path.top }, + { x: path.left, y: path.top + height }, + { x: path.left + width, y: path.top + height } + ]; + m = this.paths[j].transformMatrix; + for (var i = 0; i < points.length; i++) { + p = points[i]; + if (m) { + p = fabric.util.transformPoint(p, m, false); + } + xC.push(p.x); + yC.push(p.y); + } + } + options.width = Math.max.apply(null, xC); + options.height = Math.max.apply(null, yC); + }, + + /** + * Execute the drawing operation for an object on a specified context + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} [noTransform] When true, context is not transformed + */ + drawObject: function(ctx) { + ctx.save(); + ctx.translate(-this.width / 2, -this.height / 2); + for (var i = 0, l = this.paths.length; i < l; ++i) { + this.paths[i].render(ctx, true); + } + ctx.restore(); + }, + + /** + * Decide if the object should cache or not. + * objectCaching is a global flag, wins over everything + * needsItsOwnCache should be used when the object drawing method requires + * a cache step. None of the fabric classes requires it. + * Generally you do not cache objects in groups because the group outside is cached. + * @return {Boolean} + */ + shouldCache: function() { + var parentCache = this.objectCaching && (!this.group || this.needsItsOwnCache || !this.group.isCaching()); + this.caching = parentCache; + if (parentCache) { + for (var i = 0, len = this.paths.length; i < len; i++) { + if (this.paths[i].willDrawShadow()) { + this.caching = false; + return false; + } + } + } + return parentCache; + }, + + /** + * Check if this object or a child object will cast a shadow + * @return {Boolean} + */ + willDrawShadow: function() { + if (this.shadow) { + return true; + } + for (var i = 0, len = this.paths.length; i < len; i++) { + if (this.paths[i].willDrawShadow()) { + return true; + } + } + return false; + }, + + /** + * Check if this group or its parent group are caching, recursively up + * @return {Boolean} + */ + isCaching: function() { + return this.caching || this.group && this.group.isCaching(); + }, + + /** + * Check if cache is dirty + */ + isCacheDirty: function() { + if (this.callSuper('isCacheDirty')) { + return true; + } + if (!this.statefullCache) { + return false; + } + for (var i = 0, len = this.paths.length; i < len; i++) { + if (this.paths[i].isCacheDirty(true)) { + var dim = this._getNonTransformedDimensions(); + this._cacheContext.clearRect(-dim.x / 2, -dim.y / 2, dim.x, dim.y); + return true; + } + } + return false; + }, + + /** + * Sets certain property to a certain value + * @param {String} prop + * @param {*} value + * @return {fabric.PathGroup} thisArg + */ + _set: function(prop, value) { + + if (prop === 'fill' && value && this.isSameColor()) { + var i = this.paths.length; + while (i--) { + this.paths[i]._set(prop, value); + } + } + + return this.callSuper('_set', prop, value); + }, + + /** + * Returns object representation of this path group + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toObject: function(propertiesToInclude) { + var pathsToObject = this.paths.map(function(path) { + var originalDefaults = path.includeDefaultValues; + path.includeDefaultValues = path.group.includeDefaultValues; + var obj = path.toObject(propertiesToInclude); + path.includeDefaultValues = originalDefaults; + return obj; + }); + var o = extend(this.callSuper('toObject', ['sourcePath'].concat(propertiesToInclude)), { + paths: pathsToObject + }); + return o; + }, + + /** + * Returns dataless object representation of this path group + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} dataless object representation of an instance + */ + toDatalessObject: function(propertiesToInclude) { + var o = this.toObject(propertiesToInclude); + if (this.sourcePath) { + o.paths = this.sourcePath; + } + return o; + }, + + /* _TO_SVG_START_ */ + /** + * Returns svg representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + var objects = this.getObjects(), + p = this.getPointByOrigin('left', 'top'), + translatePart = 'translate(' + p.x + ' ' + p.y + ')', + markup = this._createBaseSVGMarkup(); + markup.push( + '\n' + ); + + for (var i = 0, len = objects.length; i < len; i++) { + markup.push('\t', objects[i].toSVG(reviver)); + } + markup.push('\n'); + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + /* _TO_SVG_END_ */ + + /** + * Returns a string representation of this path group + * @return {String} string representation of an object + */ + toString: function() { + return '#'; + }, + + /** + * Returns true if all paths in this group are of same color + * @return {Boolean} true if all paths are of the same color (`fill`) + */ + isSameColor: function() { + var firstPathFill = this.getObjects()[0].get('fill') || ''; + if (typeof firstPathFill !== 'string') { + return false; + } + firstPathFill = firstPathFill.toLowerCase(); + return this.getObjects().every(function(path) { + var pathFill = path.get('fill') || ''; + return typeof pathFill === 'string' && (pathFill).toLowerCase() === firstPathFill; + }); + }, + + /** + * Returns number representation of object's complexity + * @return {Number} complexity + */ + complexity: function() { + return this.paths.reduce(function(total, path) { + return total + ((path && path.complexity) ? path.complexity() : 0); + }, 0); + }, + + /** + * Returns all paths in this path group + * @return {Array} array of path objects included in this path group + */ + getObjects: function() { + return this.paths; + } + }); + + /** + * Creates fabric.PathGroup instance from an object representation + * @static + * @memberOf fabric.PathGroup + * @param {Object} object Object to create an instance from + * @param {Function} [callback] Callback to invoke when an fabric.PathGroup instance is created + */ + fabric.PathGroup.fromObject = function(object, callback) { + var originalPaths = object.paths; + delete object.paths; + if (typeof originalPaths === 'string') { + fabric.loadSVGFromURL(originalPaths, function (elements) { + var pathUrl = originalPaths; + var pathGroup = fabric.util.groupSVGElements(elements, object, pathUrl); + object.paths = originalPaths; + callback(pathGroup); + }); + } + else { + fabric.util.enlivenObjects(originalPaths, function(enlivenedObjects) { + var pathGroup = new fabric.PathGroup(enlivenedObjects, object); + object.paths = originalPaths; + callback(pathGroup); + }); + } + }; + + /** + * Indicates that instances of this type are async + * @static + * @memberOf fabric.PathGroup + * @type Boolean + * @default + */ + fabric.PathGroup.async = true; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + min = fabric.util.array.min, + max = fabric.util.array.max; + + if (fabric.Group) { + return; + } + + // lock-related properties, for use in fabric.Group#get + // to enable locking behavior on group + // when one of its objects has lock-related properties set + var _lockProperties = { + lockMovementX: true, + lockMovementY: true, + lockRotation: true, + lockScalingX: true, + lockScalingY: true, + lockUniScaling: true + }; + + /** + * Group class + * @class fabric.Group + * @extends fabric.Object + * @mixes fabric.Collection + * @tutorial {@link http://fabricjs.com/fabric-intro-part-3#groups} + * @see {@link fabric.Group#initialize} for constructor definition + */ + fabric.Group = fabric.util.createClass(fabric.Object, fabric.Collection, /** @lends fabric.Group.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'group', + + /** + * Width of stroke + * @type Number + * @default + */ + strokeWidth: 0, + + /** + * Indicates if click events should also check for subtargets + * @type Boolean + * @default + */ + subTargetCheck: false, + + /** + * Constructor + * @param {Object} objects Group objects + * @param {Object} [options] Options object + * @param {Boolean} [isAlreadyGrouped] if true, objects have been grouped already. + * @return {Object} thisArg + */ + initialize: function(objects, options, isAlreadyGrouped) { + options = options || { }; + + this._objects = []; + // if objects enclosed in a group have been grouped already, + // we cannot change properties of objects. + // Thus we need to set options to group without objects, + // because delegatedProperties propagate to objects. + isAlreadyGrouped && this.callSuper('initialize', options); + + this._objects = objects || []; + for (var i = this._objects.length; i--; ) { + this._objects[i].group = this; + } + + if (options.originX) { + this.originX = options.originX; + } + if (options.originY) { + this.originY = options.originY; + } + + if (isAlreadyGrouped) { + // do not change coordinate of objects enclosed in a group, + // because objects coordinate system have been group coodinate system already. + this._updateObjectsCoords(true); + } + else { + this._calcBounds(); + this._updateObjectsCoords(); + this.callSuper('initialize', options); + } + + this.setCoords(); + this.saveCoords(); + }, + + /** + * @private + * @param {Boolean} [skipCoordsChange] if true, coordinates of objects enclosed in a group do not change + */ + _updateObjectsCoords: function(skipCoordsChange) { + var center = this.getCenterPoint(); + for (var i = this._objects.length; i--; ){ + this._updateObjectCoords(this._objects[i], center, skipCoordsChange); + } + }, + + /** + * @private + * @param {Object} object + * @param {fabric.Point} center, current center of group. + * @param {Boolean} [skipCoordsChange] if true, coordinates of object dose not change + */ + _updateObjectCoords: function(object, center, skipCoordsChange) { + // do not display corners of objects enclosed in a group + object.__origHasControls = object.hasControls; + object.hasControls = false; + + if (skipCoordsChange) { + return; + } + + var objectLeft = object.getLeft(), + objectTop = object.getTop(), + ignoreZoom = true, skipAbsolute = true; + + object.set({ + left: objectLeft - center.x, + top: objectTop - center.y + }); + object.setCoords(ignoreZoom, skipAbsolute); + }, + + /** + * Returns string represenation of a group + * @return {String} + */ + toString: function() { + return '#'; + }, + + /** + * Adds an object to a group; Then recalculates group's dimension, position. + * @param {Object} object + * @return {fabric.Group} thisArg + * @chainable + */ + addWithUpdate: function(object) { + this._restoreObjectsState(); + fabric.util.resetObjectTransform(this); + if (object) { + this._objects.push(object); + object.group = this; + object._set('canvas', this.canvas); + } + // since _restoreObjectsState set objects inactive + this.forEachObject(this._setObjectActive, this); + this._calcBounds(); + this._updateObjectsCoords(); + this.dirty = true; + return this; + }, + + /** + * @private + */ + _setObjectActive: function(object) { + object.set('active', true); + object.group = this; + }, + + /** + * Removes an object from a group; Then recalculates group's dimension, position. + * @param {Object} object + * @return {fabric.Group} thisArg + * @chainable + */ + removeWithUpdate: function(object) { + this._restoreObjectsState(); + fabric.util.resetObjectTransform(this); + // since _restoreObjectsState set objects inactive + this.forEachObject(this._setObjectActive, this); + + this.remove(object); + this._calcBounds(); + this._updateObjectsCoords(); + this.dirty = true; + return this; + }, + + /** + * @private + */ + _onObjectAdded: function(object) { + this.dirty = true; + object.group = this; + object._set('canvas', this.canvas); + }, + + /** + * @private + */ + _onObjectRemoved: function(object) { + this.dirty = true; + delete object.group; + object.set('active', false); + }, + + /** + * Properties that are delegated to group objects when reading/writing + * @param {Object} delegatedProperties + */ + delegatedProperties: { + fill: true, + stroke: true, + strokeWidth: true, + fontFamily: true, + fontWeight: true, + fontSize: true, + fontStyle: true, + lineHeight: true, + textDecoration: true, + textAlign: true, + backgroundColor: true + }, + + /** + * @private + */ + _set: function(key, value) { + var i = this._objects.length; + + if (this.delegatedProperties[key] || key === 'canvas') { + while (i--) { + this._objects[i].set(key, value); + } + } + else { + while (i--) { + this._objects[i].setOnGroup(key, value); + } + } + + this.callSuper('_set', key, value); + }, + + /** + * Returns object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toObject: function(propertiesToInclude) { + var objsToObject = this.getObjects().map(function(obj) { + var originalDefaults = obj.includeDefaultValues; + obj.includeDefaultValues = obj.group.includeDefaultValues; + var _obj = obj.toObject(propertiesToInclude); + obj.includeDefaultValues = originalDefaults; + return _obj; + }); + return extend(this.callSuper('toObject', propertiesToInclude), { + objects: objsToObject + }); + }, + + /** + * Returns object representation of an instance, in dataless mode. + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toDatalessObject: function(propertiesToInclude) { + var objsToObject = this.getObjects().map(function(obj) { + var originalDefaults = obj.includeDefaultValues; + obj.includeDefaultValues = obj.group.includeDefaultValues; + var _obj = obj.toDatalessObject(propertiesToInclude); + obj.includeDefaultValues = originalDefaults; + return _obj; + }); + return extend(this.callSuper('toDatalessObject', propertiesToInclude), { + objects: objsToObject + }); + }, + + /** + * Renders instance on a given context + * @param {CanvasRenderingContext2D} ctx context to render instance on + */ + render: function(ctx) { + this._transformDone = true; + this.callSuper('render', ctx); + this._transformDone = false; + }, + + /** + * Decide if the object should cache or not. + * objectCaching is a global flag, wins over everything + * needsItsOwnCache should be used when the object drawing method requires + * a cache step. None of the fabric classes requires it. + * Generally you do not cache objects in groups because the group outside is cached. + * @return {Boolean} + */ + shouldCache: function() { + var parentCache = this.objectCaching && (!this.group || this.needsItsOwnCache || !this.group.isCaching()); + this.caching = parentCache; + if (parentCache) { + for (var i = 0, len = this._objects.length; i < len; i++) { + if (this._objects[i].willDrawShadow()) { + this.caching = false; + return false; + } + } + } + return parentCache; + }, + + /** + * Check if this object or a child object will cast a shadow + * @return {Boolean} + */ + willDrawShadow: function() { + if (this.shadow) { + return true; + } + for (var i = 0, len = this._objects.length; i < len; i++) { + if (this._objects[i].willDrawShadow()) { + return true; + } + } + return false; + }, + + /** + * Check if this group or its parent group are caching, recursively up + * @return {Boolean} + */ + isCaching: function() { + return this.caching || this.group && this.group.isCaching(); + }, + + /** + * Execute the drawing operation for an object on a specified context + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} [noTransform] When true, context is not transformed + */ + drawObject: function(ctx) { + for (var i = 0, len = this._objects.length; i < len; i++) { + this._renderObject(this._objects[i], ctx); + } + }, + + /** + * Check if cache is dirty + */ + isCacheDirty: function() { + if (this.callSuper('isCacheDirty')) { + return true; + } + if (!this.statefullCache) { + return false; + } + for (var i = 0, len = this._objects.length; i < len; i++) { + if (this._objects[i].isCacheDirty(true)) { + var dim = this._getNonTransformedDimensions(); + this._cacheContext.clearRect(-dim.x / 2, -dim.y / 2, dim.x, dim.y); + return true; + } + } + return false; + }, + + /** + * Renders controls and borders for the object + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} [noTransform] When true, context is not transformed + */ + _renderControls: function(ctx, noTransform) { + ctx.save(); + ctx.globalAlpha = this.isMoving ? this.borderOpacityWhenMoving : 1; + this.callSuper('_renderControls', ctx, noTransform); + for (var i = 0, len = this._objects.length; i < len; i++) { + this._objects[i]._renderControls(ctx); + } + ctx.restore(); + }, + + /** + * @private + */ + _renderObject: function(object, ctx) { + // do not render if object is not visible + if (!object.visible) { + return; + } + + var originalHasRotatingPoint = object.hasRotatingPoint; + object.hasRotatingPoint = false; + object.render(ctx); + object.hasRotatingPoint = originalHasRotatingPoint; + }, + + /** + * Retores original state of each of group objects (original state is that which was before group was created). + * @private + * @return {fabric.Group} thisArg + * @chainable + */ + _restoreObjectsState: function() { + this._objects.forEach(this._restoreObjectState, this); + return this; + }, + + /** + * Realises the transform from this group onto the supplied object + * i.e. it tells you what would happen if the supplied object was in + * the group, and then the group was destroyed. It mutates the supplied + * object. + * @param {fabric.Object} object + * @return {fabric.Object} transformedObject + */ + realizeTransform: function(object) { + var matrix = object.calcTransformMatrix(), + options = fabric.util.qrDecompose(matrix), + center = new fabric.Point(options.translateX, options.translateY); + object.flipX = false; + object.flipY = false; + object.set('scaleX', options.scaleX); + object.set('scaleY', options.scaleY); + object.skewX = options.skewX; + object.skewY = options.skewY; + object.angle = options.angle; + object.setPositionByOrigin(center, 'center', 'center'); + return object; + }, + + /** + * Restores original state of a specified object in group + * @private + * @param {fabric.Object} object + * @return {fabric.Group} thisArg + */ + _restoreObjectState: function(object) { + this.realizeTransform(object); + object.setCoords(); + object.hasControls = object.__origHasControls; + delete object.__origHasControls; + object.set('active', false); + delete object.group; + + return this; + }, + + /** + * Destroys a group (restoring state of its objects) + * @return {fabric.Group} thisArg + * @chainable + */ + destroy: function() { + return this._restoreObjectsState(); + }, + + /** + * Saves coordinates of this instance (to be used together with `hasMoved`) + * @saveCoords + * @return {fabric.Group} thisArg + * @chainable + */ + saveCoords: function() { + this._originalLeft = this.get('left'); + this._originalTop = this.get('top'); + return this; + }, + + /** + * Checks whether this group was moved (since `saveCoords` was called last) + * @return {Boolean} true if an object was moved (since fabric.Group#saveCoords was called) + */ + hasMoved: function() { + return this._originalLeft !== this.get('left') || + this._originalTop !== this.get('top'); + }, + + /** + * Sets coordinates of all objects inside group + * @return {fabric.Group} thisArg + * @chainable + */ + setObjectsCoords: function() { + var ignoreZoom = true, skipAbsolute = true; + this.forEachObject(function(object) { + object.setCoords(ignoreZoom, skipAbsolute); + }); + return this; + }, + + /** + * @private + */ + _calcBounds: function(onlyWidthHeight) { + var aX = [], + aY = [], + o, prop, + props = ['tr', 'br', 'bl', 'tl'], + i = 0, iLen = this._objects.length, + j, jLen = props.length, + ignoreZoom = true; + + for ( ; i < iLen; ++i) { + o = this._objects[i]; + o.setCoords(ignoreZoom); + for (j = 0; j < jLen; j++) { + prop = props[j]; + aX.push(o.oCoords[prop].x); + aY.push(o.oCoords[prop].y); + } + } + + this.set(this._getBounds(aX, aY, onlyWidthHeight)); + }, + + /** + * @private + */ + _getBounds: function(aX, aY, onlyWidthHeight) { + var minXY = new fabric.Point(min(aX), min(aY)), + maxXY = new fabric.Point(max(aX), max(aY)), + obj = { + width: (maxXY.x - minXY.x) || 0, + height: (maxXY.y - minXY.y) || 0 + }; + + if (!onlyWidthHeight) { + obj.left = minXY.x || 0; + obj.top = minXY.y || 0; + if (this.originX === 'center') { + obj.left += obj.width / 2; + } + if (this.originX === 'right') { + obj.left += obj.width; + } + if (this.originY === 'center') { + obj.top += obj.height / 2; + } + if (this.originY === 'bottom') { + obj.top += obj.height; + } + } + return obj; + }, + + /* _TO_SVG_START_ */ + /** + * Returns svg representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + var markup = this._createBaseSVGMarkup(); + markup.push( + '\n' + ); + + for (var i = 0, len = this._objects.length; i < len; i++) { + markup.push('\t', this._objects[i].toSVG(reviver)); + } + + markup.push('\n'); + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + /* _TO_SVG_END_ */ + + /** + * Returns requested property + * @param {String} prop Property to get + * @return {*} + */ + get: function(prop) { + if (prop in _lockProperties) { + if (this[prop]) { + return this[prop]; + } + else { + for (var i = 0, len = this._objects.length; i < len; i++) { + if (this._objects[i][prop]) { + return true; + } + } + return false; + } + } + else { + if (prop in this.delegatedProperties) { + return this._objects[0] && this._objects[0].get(prop); + } + return this[prop]; + } + } + }); + + /** + * Returns {@link fabric.Group} instance from an object representation + * @static + * @memberOf fabric.Group + * @param {Object} object Object to create a group from + * @param {Function} [callback] Callback to invoke when an group instance is created + */ + fabric.Group.fromObject = function(object, callback) { + fabric.util.enlivenObjects(object.objects, function(enlivenedObjects) { + delete object.objects; + callback && callback(new fabric.Group(enlivenedObjects, object, true)); + }); + }; + + /** + * Indicates that instances of this type are async + * @static + * @memberOf fabric.Group + * @type Boolean + * @default + */ + fabric.Group.async = true; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var extend = fabric.util.object.extend; + + if (!global.fabric) { + global.fabric = { }; + } + + if (global.fabric.Image) { + fabric.warn('fabric.Image is already defined.'); + return; + } + + var stateProperties = fabric.Object.prototype.stateProperties.concat(); + stateProperties.push( + 'alignX', + 'alignY', + 'meetOrSlice' + ); + + /** + * Image class + * @class fabric.Image + * @extends fabric.Object + * @tutorial {@link http://fabricjs.com/fabric-intro-part-1#images} + * @see {@link fabric.Image#initialize} for constructor definition + */ + fabric.Image = fabric.util.createClass(fabric.Object, /** @lends fabric.Image.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'image', + + /** + * crossOrigin value (one of "", "anonymous", "use-credentials") + * @see https://developer.mozilla.org/en-US/docs/HTML/CORS_settings_attributes + * @type String + * @default + */ + crossOrigin: '', + + /** + * AlignX value, part of preserveAspectRatio (one of "none", "mid", "min", "max") + * @see http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute + * This parameter defines how the picture is aligned to its viewport when image element width differs from image width. + * @type String + * @default + */ + alignX: 'none', + + /** + * AlignY value, part of preserveAspectRatio (one of "none", "mid", "min", "max") + * @see http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute + * This parameter defines how the picture is aligned to its viewport when image element height differs from image height. + * @type String + * @default + */ + alignY: 'none', + + /** + * meetOrSlice value, part of preserveAspectRatio (one of "meet", "slice"). + * if meet the image is always fully visibile, if slice the viewport is always filled with image. + * @see http://www.w3.org/TR/SVG/coords.html#PreserveAspectRatioAttribute + * @type String + * @default + */ + meetOrSlice: 'meet', + + /** + * Width of a stroke. + * For image quality a stroke multiple of 2 gives better results. + * @type Number + * @default + */ + strokeWidth: 0, + + /** + * private + * contains last value of scaleX to detect + * if the Image got resized after the last Render + * @type Number + */ + _lastScaleX: 1, + + /** + * private + * contains last value of scaleY to detect + * if the Image got resized after the last Render + * @type Number + */ + _lastScaleY: 1, + + /** + * minimum scale factor under which any resizeFilter is triggered to resize the image + * 0 will disable the automatic resize. 1 will trigger automatically always. + * number bigger than 1 can be used in case we want to scale with some filter above + * the natural image dimensions + * @type Number + */ + minimumScaleTrigger: 0.5, + + /** + * List of properties to consider when checking if + * state of an object is changed ({@link fabric.Object#hasStateChanged}) + * as well as for history (undo/redo) purposes + * @type Array + */ + stateProperties: stateProperties, + + /** + * When `true`, object is cached on an additional canvas. + * default to false for images + * since 1.7.0 + * @type Boolean + * @default + */ + objectCaching: false, + + /** + * Constructor + * @param {HTMLImageElement | String} element Image element + * @param {Object} [options] Options object + * @param {function} [callback] callback function to call after eventual filters applied. + * @return {fabric.Image} thisArg + */ + initialize: function(element, options, callback) { + options || (options = { }); + this.filters = []; + this.resizeFilters = []; + this.callSuper('initialize', options); + this._initElement(element, options, callback); + }, + + /** + * Returns image element which this instance if based on + * @return {HTMLImageElement} Image element + */ + getElement: function() { + return this._element; + }, + + /** + * Sets image element for this instance to a specified one. + * If filters defined they are applied to new image. + * You might need to call `canvas.renderAll` and `object.setCoords` after replacing, to render new image and update controls area. + * @param {HTMLImageElement} element + * @param {Function} [callback] Callback is invoked when all filters have been applied and new image is generated + * @param {Object} [options] Options object + * @return {fabric.Image} thisArg + * @chainable + */ + setElement: function(element, callback, options) { + + var _callback, _this; + + this._element = element; + this._originalElement = element; + this._initConfig(options); + + if (this.resizeFilters.length === 0) { + _callback = callback; + } + else { + _this = this; + _callback = function() { + _this.applyFilters(callback, _this.resizeFilters, _this._filteredEl || _this._originalElement, true); + }; + } + + if (this.filters.length !== 0) { + this.applyFilters(_callback); + } + else if (_callback) { + _callback(this); + } + + return this; + }, + + /** + * Sets crossOrigin value (on an instance and corresponding image element) + * @return {fabric.Image} thisArg + * @chainable + */ + setCrossOrigin: function(value) { + this.crossOrigin = value; + this._element.crossOrigin = value; + + return this; + }, + + /** + * Returns original size of an image + * @return {Object} Object with "width" and "height" properties + */ + getOriginalSize: function() { + var element = this.getElement(); + return { + width: element.width, + height: element.height + }; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _stroke: function(ctx) { + if (!this.stroke || this.strokeWidth === 0) { + return; + } + var w = this.width / 2, h = this.height / 2; + ctx.beginPath(); + ctx.moveTo(-w, -h); + ctx.lineTo(w, -h); + ctx.lineTo(w, h); + ctx.lineTo(-w, h); + ctx.lineTo(-w, -h); + ctx.closePath(); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderDashedStroke: function(ctx) { + var x = -this.width / 2, + y = -this.height / 2, + w = this.width, + h = this.height; + + ctx.save(); + this._setStrokeStyles(ctx); + + ctx.beginPath(); + fabric.util.drawDashedLine(ctx, x, y, x + w, y, this.strokeDashArray); + fabric.util.drawDashedLine(ctx, x + w, y, x + w, y + h, this.strokeDashArray); + fabric.util.drawDashedLine(ctx, x + w, y + h, x, y + h, this.strokeDashArray); + fabric.util.drawDashedLine(ctx, x, y + h, x, y, this.strokeDashArray); + ctx.closePath(); + ctx.restore(); + }, + + /** + * Returns object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} Object representation of an instance + */ + toObject: function(propertiesToInclude) { + var filters = [], resizeFilters = [], + scaleX = 1, scaleY = 1; + + this.filters.forEach(function(filterObj) { + if (filterObj) { + if (filterObj.type === 'Resize') { + scaleX *= filterObj.scaleX; + scaleY *= filterObj.scaleY; + } + filters.push(filterObj.toObject()); + } + }); + + this.resizeFilters.forEach(function(filterObj) { + filterObj && resizeFilters.push(filterObj.toObject()); + }); + var object = extend( + this.callSuper( + 'toObject', + ['crossOrigin', 'alignX', 'alignY', 'meetOrSlice'].concat(propertiesToInclude) + ), { + src: this.getSrc(), + filters: filters, + resizeFilters: resizeFilters, + }); + + object.width /= scaleX; + object.height /= scaleY; + + return object; + }, + + /* _TO_SVG_START_ */ + /** + * Returns SVG representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + var markup = this._createBaseSVGMarkup(), x = -this.width / 2, y = -this.height / 2, + preserveAspectRatio = 'none', filtered = true; + if (this.group && this.group.type === 'path-group') { + x = this.left; + y = this.top; + } + if (this.alignX !== 'none' && this.alignY !== 'none') { + preserveAspectRatio = 'x' + this.alignX + 'Y' + this.alignY + ' ' + this.meetOrSlice; + } + markup.push( + '\n', + '\n' + ); + + if (this.stroke || this.strokeDashArray) { + var origFill = this.fill; + this.fill = null; + markup.push( + '\n' + ); + this.fill = origFill; + } + + markup.push('\n'); + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + /* _TO_SVG_END_ */ + + /** + * Returns source of an image + * @param {Boolean} filtered indicates if the src is needed for svg + * @return {String} Source of an image + */ + getSrc: function(filtered) { + var element = filtered ? this._element : this._originalElement; + if (element) { + return fabric.isLikelyNode ? element._src : element.src; + } + else { + return this.src || ''; + } + }, + + /** + * Sets source of an image + * @param {String} src Source string (URL) + * @param {Function} [callback] Callback is invoked when image has been loaded (and all filters have been applied) + * @param {Object} [options] Options object + * @return {fabric.Image} thisArg + * @chainable + */ + setSrc: function(src, callback, options) { + fabric.util.loadImage(src, function(img) { + return this.setElement(img, callback, options); + }, this, options && options.crossOrigin); + }, + + /** + * Returns string representation of an instance + * @return {String} String representation of an instance + */ + toString: function() { + return '#'; + }, + + /** + * Applies filters assigned to this image (from "filters" array) + * @method applyFilters + * @param {Function} callback Callback is invoked when all filters have been applied and new image is generated + * @param {Array} filters to be applied + * @param {fabric.Image} imgElement image to filter ( default to this._element ) + * @param {Boolean} forResizing + * @return {CanvasElement} canvasEl to be drawn immediately + * @chainable + */ + applyFilters: function(callback, filters, imgElement, forResizing) { + + filters = filters || this.filters; + imgElement = imgElement || this._originalElement; + + if (!imgElement) { + return; + } + + var replacement = fabric.util.createImage(), + retinaScaling = this.canvas ? this.canvas.getRetinaScaling() : fabric.devicePixelRatio, + minimumScale = this.minimumScaleTrigger / retinaScaling, + _this = this, scaleX, scaleY; + + if (filters.length === 0) { + this._element = imgElement; + callback && callback(this); + return imgElement; + } + + var canvasEl = fabric.util.createCanvasElement(); + canvasEl.width = imgElement.width; + canvasEl.height = imgElement.height; + canvasEl.getContext('2d').drawImage(imgElement, 0, 0, imgElement.width, imgElement.height); + + filters.forEach(function(filter) { + if (!filter) { + return; + } + if (forResizing) { + scaleX = _this.scaleX < minimumScale ? _this.scaleX : 1; + scaleY = _this.scaleY < minimumScale ? _this.scaleY : 1; + if (scaleX * retinaScaling < 1) { + scaleX *= retinaScaling; + } + if (scaleY * retinaScaling < 1) { + scaleY *= retinaScaling; + } + } + else { + scaleX = filter.scaleX; + scaleY = filter.scaleY; + } + filter.applyTo(canvasEl, scaleX, scaleY); + if (!forResizing && filter.type === 'Resize') { + _this.width *= filter.scaleX; + _this.height *= filter.scaleY; + } + }); + + /** @ignore */ + replacement.width = canvasEl.width; + replacement.height = canvasEl.height; + if (fabric.isLikelyNode) { + replacement.src = canvasEl.toBuffer(undefined, fabric.Image.pngCompression); + // onload doesn't fire in some node versions, so we invoke callback manually + _this._element = replacement; + !forResizing && (_this._filteredEl = replacement); + callback && callback(_this); + } + else { + replacement.onload = function() { + _this._element = replacement; + !forResizing && (_this._filteredEl = replacement); + callback && callback(_this); + replacement.onload = canvasEl = null; + }; + replacement.src = canvasEl.toDataURL('image/png'); + } + return canvasEl; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} noTransform + */ + _render: function(ctx, noTransform) { + var x, y, imageMargins = this._findMargins(), elementToDraw; + + x = (noTransform ? this.left : -this.width / 2); + y = (noTransform ? this.top : -this.height / 2); + + if (this.meetOrSlice === 'slice') { + ctx.beginPath(); + ctx.rect(x, y, this.width, this.height); + ctx.clip(); + } + + if (this.isMoving === false && this.resizeFilters.length && this._needsResize()) { + this._lastScaleX = this.scaleX; + this._lastScaleY = this.scaleY; + elementToDraw = this.applyFilters(null, this.resizeFilters, this._filteredEl || this._originalElement, true); + } + else { + elementToDraw = this._element; + } + elementToDraw && ctx.drawImage(elementToDraw, + x + imageMargins.marginX, + y + imageMargins.marginY, + imageMargins.width, + imageMargins.height + ); + + this._stroke(ctx); + this._renderStroke(ctx); + }, + + /** + * @private, needed to check if image needs resize + */ + _needsResize: function() { + return (this.scaleX !== this._lastScaleX || this.scaleY !== this._lastScaleY); + }, + + /** + * @private + */ + _findMargins: function() { + var width = this.width, height = this.height, scales, + scale, marginX = 0, marginY = 0; + + if (this.alignX !== 'none' || this.alignY !== 'none') { + scales = [this.width / this._element.width, this.height / this._element.height]; + scale = this.meetOrSlice === 'meet' + ? Math.min.apply(null, scales) : Math.max.apply(null, scales); + width = this._element.width * scale; + height = this._element.height * scale; + if (this.alignX === 'Mid') { + marginX = (this.width - width) / 2; + } + if (this.alignX === 'Max') { + marginX = this.width - width; + } + if (this.alignY === 'Mid') { + marginY = (this.height - height) / 2; + } + if (this.alignY === 'Max') { + marginY = this.height - height; + } + } + return { + width: width, + height: height, + marginX: marginX, + marginY: marginY + }; + }, + + /** + * @private + */ + _resetWidthHeight: function() { + var element = this.getElement(); + + this.set('width', element.width); + this.set('height', element.height); + }, + + /** + * The Image class's initialization method. This method is automatically + * called by the constructor. + * @private + * @param {HTMLImageElement|String} element The element representing the image + * @param {Object} [options] Options object + */ + _initElement: function(element, options, callback) { + this.setElement(fabric.util.getById(element), callback, options); + fabric.util.addClass(this.getElement(), fabric.Image.CSS_CANVAS); + }, + + /** + * @private + * @param {Object} [options] Options object + */ + _initConfig: function(options) { + options || (options = { }); + this.setOptions(options); + this._setWidthHeight(options); + if (this._element && this.crossOrigin) { + this._element.crossOrigin = this.crossOrigin; + } + }, + + /** + * @private + * @param {Array} filters to be initialized + * @param {Function} callback Callback to invoke when all fabric.Image.filters instances are created + */ + _initFilters: function(filters, callback) { + if (filters && filters.length) { + fabric.util.enlivenObjects(filters, function(enlivenedObjects) { + callback && callback(enlivenedObjects); + }, 'fabric.Image.filters'); + } + else { + callback && callback(); + } + }, + + /** + * @private + * @param {Object} [options] Object with width/height properties + */ + _setWidthHeight: function(options) { + this.width = 'width' in options + ? options.width + : (this.getElement() + ? this.getElement().width || 0 + : 0); + + this.height = 'height' in options + ? options.height + : (this.getElement() + ? this.getElement().height || 0 + : 0); + }, + }); + + /** + * Default CSS class name for canvas + * @static + * @type String + * @default + */ + fabric.Image.CSS_CANVAS = 'canvas-img'; + + /** + * Alias for getSrc + * @static + */ + fabric.Image.prototype.getSvgSrc = fabric.Image.prototype.getSrc; + + /** + * Creates an instance of fabric.Image from its object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} callback Callback to invoke when an image instance is created + */ + fabric.Image.fromObject = function(object, callback) { + fabric.util.loadImage(object.src, function(img, error) { + if (error) { + callback && callback(null, error); + return; + } + fabric.Image.prototype._initFilters.call(object, object.filters, function(filters) { + object.filters = filters || []; + fabric.Image.prototype._initFilters.call(object, object.resizeFilters, function(resizeFilters) { + object.resizeFilters = resizeFilters || []; + return new fabric.Image(img, object, callback); + }); + }); + }, null, object.crossOrigin); + }; + + /** + * Creates an instance of fabric.Image from an URL string + * @static + * @param {String} url URL to create an image from + * @param {Function} [callback] Callback to invoke when image is created (newly created image is passed as a first argument) + * @param {Object} [imgOptions] Options object + */ + fabric.Image.fromURL = function(url, callback, imgOptions) { + fabric.util.loadImage(url, function(img) { + callback && callback(new fabric.Image(img, imgOptions)); + }, null, imgOptions && imgOptions.crossOrigin); + }; + + /* _FROM_SVG_START_ */ + /** + * List of attribute names to account for when parsing SVG element (used by {@link fabric.Image.fromElement}) + * @static + * @see {@link http://www.w3.org/TR/SVG/struct.html#ImageElement} + */ + fabric.Image.ATTRIBUTE_NAMES = + fabric.SHARED_ATTRIBUTES.concat('x y width height preserveAspectRatio xlink:href crossOrigin'.split(' ')); + + /** + * Returns {@link fabric.Image} instance from an SVG element + * @static + * @param {SVGElement} element Element to parse + * @param {Function} callback Callback to execute when fabric.Image object is created + * @param {Object} [options] Options object + * @return {fabric.Image} Instance of fabric.Image + */ + fabric.Image.fromElement = function(element, callback, options) { + var parsedAttributes = fabric.parseAttributes(element, fabric.Image.ATTRIBUTE_NAMES), + preserveAR; + + if (parsedAttributes.preserveAspectRatio) { + preserveAR = fabric.util.parsePreserveAspectRatioAttribute(parsedAttributes.preserveAspectRatio); + extend(parsedAttributes, preserveAR); + } + + fabric.Image.fromURL(parsedAttributes['xlink:href'], callback, + extend((options ? fabric.util.object.clone(options) : { }), parsedAttributes)); + }; + /* _FROM_SVG_END_ */ + + /** + * Indicates that instances of this type are async + * @static + * @type Boolean + * @default + */ + fabric.Image.async = true; + + /** + * Indicates compression level used when generating PNG under Node (in applyFilters). Any of 0-9 + * @static + * @type Number + * @default + */ + fabric.Image.pngCompression = 1; + +})(typeof exports !== 'undefined' ? exports : this); + + +fabric.util.object.extend(fabric.Object.prototype, /** @lends fabric.Object.prototype */ { + + /** + * @private + * @return {Number} angle value + */ + _getAngleValueForStraighten: function() { + var angle = this.getAngle() % 360; + if (angle > 0) { + return Math.round((angle - 1) / 90) * 90; + } + return Math.round(angle / 90) * 90; + }, + + /** + * Straightens an object (rotating it from current angle to one of 0, 90, 180, 270, etc. depending on which is closer) + * @return {fabric.Object} thisArg + * @chainable + */ + straighten: function() { + this.setAngle(this._getAngleValueForStraighten()); + return this; + }, + + /** + * Same as {@link fabric.Object.prototype.straighten} but with animation + * @param {Object} callbacks Object with callback functions + * @param {Function} [callbacks.onComplete] Invoked on completion + * @param {Function} [callbacks.onChange] Invoked on every step of animation + * @return {fabric.Object} thisArg + * @chainable + */ + fxStraighten: function(callbacks) { + callbacks = callbacks || { }; + + var empty = function() { }, + onComplete = callbacks.onComplete || empty, + onChange = callbacks.onChange || empty, + _this = this; + + fabric.util.animate({ + startValue: this.get('angle'), + endValue: this._getAngleValueForStraighten(), + duration: this.FX_DURATION, + onChange: function(value) { + _this.setAngle(value); + onChange(); + }, + onComplete: function() { + _this.setCoords(); + onComplete(); + }, + onStart: function() { + _this.set('active', false); + } + }); + + return this; + } +}); + +fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @lends fabric.StaticCanvas.prototype */ { + + /** + * Straightens object, then rerenders canvas + * @param {fabric.Object} object Object to straighten + * @return {fabric.Canvas} thisArg + * @chainable + */ + straightenObject: function (object) { + object.straighten(); + this.renderAll(); + return this; + }, + + /** + * Same as {@link fabric.Canvas.prototype.straightenObject}, but animated + * @param {fabric.Object} object Object to straighten + * @return {fabric.Canvas} thisArg + * @chainable + */ + fxStraightenObject: function (object) { + object.fxStraighten({ + onChange: this.renderAll.bind(this) + }); + return this; + } +}); + + +/** + * @namespace fabric.Image.filters + * @memberOf fabric.Image + * @tutorial {@link http://fabricjs.com/fabric-intro-part-2#image_filters} + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + */ +fabric.Image.filters = fabric.Image.filters || { }; + +/** + * Root filter class from which all filter classes inherit from + * @class fabric.Image.filters.BaseFilter + * @memberOf fabric.Image.filters + */ +fabric.Image.filters.BaseFilter = fabric.util.createClass(/** @lends fabric.Image.filters.BaseFilter.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'BaseFilter', + + /** + * Constructor + * @param {Object} [options] Options object + */ + initialize: function(options) { + if (options) { + this.setOptions(options); + } + }, + + /** + * Sets filter's properties from options + * @param {Object} [options] Options object + */ + setOptions: function(options) { + for (var prop in options) { + this[prop] = options[prop]; + } + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return { type: this.type }; + }, + + /** + * Returns a JSON representation of an instance + * @return {Object} JSON + */ + toJSON: function() { + // delegate, not alias + return this.toObject(); + } +}); + +fabric.Image.filters.BaseFilter.fromObject = function(object, callback) { + var filter = new fabric.Image.filters[object.type](object); + callback && callback(filter); + return filter; +}; + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Brightness filter class + * @class fabric.Image.filters.Brightness + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.Brightness#initialize} for constructor definition + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.Brightness({ + * brightness: 200 + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Brightness = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Brightness.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Brightness', + + /** + * Constructor + * @memberOf fabric.Image.filters.Brightness.prototype + * @param {Object} [options] Options object + * @param {Number} [options.brightness=0] Value to brighten the image up (-255..255) + */ + initialize: function(options) { + options = options || { }; + this.brightness = options.brightness || 0; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + brightness = this.brightness; + + for (var i = 0, len = data.length; i < len; i += 4) { + data[i] += brightness; + data[i + 1] += brightness; + data[i + 2] += brightness; + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + brightness: this.brightness + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Brightness} Instance of fabric.Image.filters.Brightness + */ + fabric.Image.filters.Brightness.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Adapted from html5rocks article + * @class fabric.Image.filters.Convolute + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.Convolute#initialize} for constructor definition + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example Sharpen filter + * var filter = new fabric.Image.filters.Convolute({ + * matrix: [ 0, -1, 0, + * -1, 5, -1, + * 0, -1, 0 ] + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + * @example Blur filter + * var filter = new fabric.Image.filters.Convolute({ + * matrix: [ 1/9, 1/9, 1/9, + * 1/9, 1/9, 1/9, + * 1/9, 1/9, 1/9 ] + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + * @example Emboss filter + * var filter = new fabric.Image.filters.Convolute({ + * matrix: [ 1, 1, 1, + * 1, 0.7, -1, + * -1, -1, -1 ] + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + * @example Emboss filter with opaqueness + * var filter = new fabric.Image.filters.Convolute({ + * opaque: true, + * matrix: [ 1, 1, 1, + * 1, 0.7, -1, + * -1, -1, -1 ] + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Convolute = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Convolute.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Convolute', + + /** + * Constructor + * @memberOf fabric.Image.filters.Convolute.prototype + * @param {Object} [options] Options object + * @param {Boolean} [options.opaque=false] Opaque value (true/false) + * @param {Array} [options.matrix] Filter matrix + */ + initialize: function(options) { + options = options || { }; + + this.opaque = options.opaque; + this.matrix = options.matrix || [ + 0, 0, 0, + 0, 1, 0, + 0, 0, 0 + ]; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + + var weights = this.matrix, + context = canvasEl.getContext('2d'), + pixels = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + + side = Math.round(Math.sqrt(weights.length)), + halfSide = Math.floor(side / 2), + src = pixels.data, + sw = pixels.width, + sh = pixels.height, + output = context.createImageData(sw, sh), + dst = output.data, + // go through the destination image pixels + alphaFac = this.opaque ? 1 : 0, + r, g, b, a, dstOff, + scx, scy, srcOff, wt; + + for (var y = 0; y < sh; y++) { + for (var x = 0; x < sw; x++) { + dstOff = (y * sw + x) * 4; + // calculate the weighed sum of the source image pixels that + // fall under the convolution matrix + r = 0; g = 0; b = 0; a = 0; + + for (var cy = 0; cy < side; cy++) { + for (var cx = 0; cx < side; cx++) { + scy = y + cy - halfSide; + scx = x + cx - halfSide; + + // eslint-disable-next-line max-depth + if (scy < 0 || scy > sh || scx < 0 || scx > sw) { + continue; + } + + srcOff = (scy * sw + scx) * 4; + wt = weights[cy * side + cx]; + + r += src[srcOff] * wt; + g += src[srcOff + 1] * wt; + b += src[srcOff + 2] * wt; + a += src[srcOff + 3] * wt; + } + } + dst[dstOff] = r; + dst[dstOff + 1] = g; + dst[dstOff + 2] = b; + dst[dstOff + 3] = a + alphaFac * (255 - a); + } + } + + context.putImageData(output, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + opaque: this.opaque, + matrix: this.matrix + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Convolute} Instance of fabric.Image.filters.Convolute + */ + fabric.Image.filters.Convolute.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * GradientTransparency filter class + * @class fabric.Image.filters.GradientTransparency + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.GradientTransparency#initialize} for constructor definition + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.GradientTransparency({ + * threshold: 200 + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + // eslint-disable-next-line max-len + filters.GradientTransparency = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.GradientTransparency.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'GradientTransparency', + + /** + * Constructor + * @memberOf fabric.Image.filters.GradientTransparency.prototype + * @param {Object} [options] Options object + * @param {Number} [options.threshold=100] Threshold value + */ + initialize: function(options) { + options = options || { }; + this.threshold = options.threshold || 100; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + threshold = this.threshold, + total = data.length; + + for (var i = 0, len = data.length; i < len; i += 4) { + data[i + 3] = threshold + 255 * (total - i) / total; + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + threshold: this.threshold + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.GradientTransparency} Instance of fabric.Image.filters.GradientTransparency + */ + fabric.Image.filters.GradientTransparency.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Grayscale image filter class + * @class fabric.Image.filters.Grayscale + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.Grayscale(); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Grayscale = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Grayscale.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Grayscale', + + /** + * Applies filter to canvas element + * @memberOf fabric.Image.filters.Grayscale.prototype + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + len = imageData.width * imageData.height * 4, + index = 0, + average; + + while (index < len) { + average = (data[index] + data[index + 1] + data[index + 2]) / 3; + data[index] = average; + data[index + 1] = average; + data[index + 2] = average; + index += 4; + } + + context.putImageData(imageData, 0, 0); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Grayscale} Instance of fabric.Image.filters.Grayscale + */ + fabric.Image.filters.Grayscale.fromObject = function(object, callback) { + object = object || { }; + object.type = 'Grayscale'; + return fabric.Image.filters.BaseFilter.fromObject(object, callback); + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Invert filter class + * @class fabric.Image.filters.Invert + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.Invert(); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Invert = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Invert.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Invert', + + /** + * Applies filter to canvas element + * @memberOf fabric.Image.filters.Invert.prototype + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + iLen = data.length, i; + + for (i = 0; i < iLen; i += 4) { + data[i] = 255 - data[i]; + data[i + 1] = 255 - data[i + 1]; + data[i + 2] = 255 - data[i + 2]; + } + + context.putImageData(imageData, 0, 0); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Invert} Instance of fabric.Image.filters.Invert + */ + fabric.Image.filters.Invert.fromObject = function(object, callback) { + object = object || { }; + object.type = 'Invert'; + return fabric.Image.filters.BaseFilter.fromObject(object, callback); + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Mask filter class + * See http://resources.aleph-1.com/mask/ + * @class fabric.Image.filters.Mask + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.Mask#initialize} for constructor definition + */ + filters.Mask = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Mask.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Mask', + + /** + * Constructor + * @memberOf fabric.Image.filters.Mask.prototype + * @param {Object} [options] Options object + * @param {fabric.Image} [options.mask] Mask image object + * @param {Number} [options.channel=0] Rgb channel (0, 1, 2 or 3) + */ + initialize: function(options) { + options = options || { }; + + this.mask = options.mask; + this.channel = [0, 1, 2, 3].indexOf(options.channel) > -1 ? options.channel : 0; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + if (!this.mask) { + return; + } + + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + maskEl = this.mask.getElement(), + maskCanvasEl = fabric.util.createCanvasElement(), + channel = this.channel, + i, + iLen = imageData.width * imageData.height * 4; + + maskCanvasEl.width = canvasEl.width; + maskCanvasEl.height = canvasEl.height; + + maskCanvasEl.getContext('2d').drawImage(maskEl, 0, 0, canvasEl.width, canvasEl.height); + + var maskImageData = maskCanvasEl.getContext('2d').getImageData(0, 0, canvasEl.width, canvasEl.height), + maskData = maskImageData.data; + + for (i = 0; i < iLen; i += 4) { + data[i + 3] = maskData[i + channel]; + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + mask: this.mask.toObject(), + channel: this.channel + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} [callback] Callback to invoke when a mask filter instance is created + */ + fabric.Image.filters.Mask.fromObject = function(object, callback) { + fabric.util.loadImage(object.mask.src, function(img) { + object.mask = new fabric.Image(img, object.mask); + return fabric.Image.filters.BaseFilter.fromObject(object, callback); + }); + }; + + /** + * Indicates that instances of this type are async + * @static + * @type Boolean + * @default + */ + fabric.Image.filters.Mask.async = true; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Noise filter class + * @class fabric.Image.filters.Noise + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.Noise#initialize} for constructor definition + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.Noise({ + * noise: 700 + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Noise = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Noise.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Noise', + + /** + * Constructor + * @memberOf fabric.Image.filters.Noise.prototype + * @param {Object} [options] Options object + * @param {Number} [options.noise=0] Noise value + */ + initialize: function(options) { + options = options || { }; + this.noise = options.noise || 0; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + noise = this.noise, rand; + + for (var i = 0, len = data.length; i < len; i += 4) { + + rand = (0.5 - Math.random()) * noise; + + data[i] += rand; + data[i + 1] += rand; + data[i + 2] += rand; + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + noise: this.noise + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Noise} Instance of fabric.Image.filters.Noise + */ + fabric.Image.filters.Noise.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Pixelate filter class + * @class fabric.Image.filters.Pixelate + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.Pixelate#initialize} for constructor definition + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.Pixelate({ + * blocksize: 8 + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Pixelate = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Pixelate.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Pixelate', + + /** + * Constructor + * @memberOf fabric.Image.filters.Pixelate.prototype + * @param {Object} [options] Options object + * @param {Number} [options.blocksize=4] Blocksize for pixelate + */ + initialize: function(options) { + options = options || { }; + this.blocksize = options.blocksize || 4; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + iLen = imageData.height, + jLen = imageData.width, + index, i, j, r, g, b, a; + + for (i = 0; i < iLen; i += this.blocksize) { + for (j = 0; j < jLen; j += this.blocksize) { + + index = (i * 4) * jLen + (j * 4); + + r = data[index]; + g = data[index + 1]; + b = data[index + 2]; + a = data[index + 3]; + + /* + blocksize: 4 + + [1,x,x,x,1] + [x,x,x,x,1] + [x,x,x,x,1] + [x,x,x,x,1] + [1,1,1,1,1] + */ + + for (var _i = i, _ilen = i + this.blocksize; _i < _ilen; _i++) { + for (var _j = j, _jlen = j + this.blocksize; _j < _jlen; _j++) { + index = (_i * 4) * jLen + (_j * 4); + data[index] = r; + data[index + 1] = g; + data[index + 2] = b; + data[index + 3] = a; + } + } + } + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + blocksize: this.blocksize + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Pixelate} Instance of fabric.Image.filters.Pixelate + */ + fabric.Image.filters.Pixelate.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Remove white filter class + * @class fabric.Image.filters.RemoveWhite + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.RemoveWhite#initialize} for constructor definition + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.RemoveWhite({ + * threshold: 40, + * distance: 140 + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.RemoveWhite = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.RemoveWhite.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'RemoveWhite', + + /** + * Constructor + * @memberOf fabric.Image.filters.RemoveWhite.prototype + * @param {Object} [options] Options object + * @param {Number} [options.threshold=30] Threshold value + * @param {Number} [options.distance=20] Distance value + */ + initialize: function(options) { + options = options || { }; + this.threshold = options.threshold || 30; + this.distance = options.distance || 20; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + threshold = this.threshold, + distance = this.distance, + limit = 255 - threshold, + abs = Math.abs, + r, g, b; + + for (var i = 0, len = data.length; i < len; i += 4) { + r = data[i]; + g = data[i + 1]; + b = data[i + 2]; + + if (r > limit && + g > limit && + b > limit && + abs(r - g) < distance && + abs(r - b) < distance && + abs(g - b) < distance + ) { + data[i + 3] = 0; + } + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + threshold: this.threshold, + distance: this.distance + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.RemoveWhite} Instance of fabric.Image.filters.RemoveWhite + */ + fabric.Image.filters.RemoveWhite.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Sepia filter class + * @class fabric.Image.filters.Sepia + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.Sepia(); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Sepia = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Sepia.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Sepia', + + /** + * Applies filter to canvas element + * @memberOf fabric.Image.filters.Sepia.prototype + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + iLen = data.length, i, avg; + + for (i = 0; i < iLen; i += 4) { + avg = 0.3 * data[i] + 0.59 * data[i + 1] + 0.11 * data[i + 2]; + data[i] = avg + 100; + data[i + 1] = avg + 50; + data[i + 2] = avg + 255; + } + + context.putImageData(imageData, 0, 0); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Sepia} Instance of fabric.Image.filters.Sepia + */ + fabric.Image.filters.Sepia.fromObject = function(object, callback) { + object = object || { }; + object.type = 'Sepia'; + return new fabric.Image.filters.BaseFilter.fromObject(object, callback); + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Sepia2 filter class + * @class fabric.Image.filters.Sepia2 + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.Sepia2(); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Sepia2 = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Sepia2.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Sepia2', + + /** + * Applies filter to canvas element + * @memberOf fabric.Image.filters.Sepia.prototype + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + iLen = data.length, i, r, g, b; + + for (i = 0; i < iLen; i += 4) { + r = data[i]; + g = data[i + 1]; + b = data[i + 2]; + + data[i] = (r * 0.393 + g * 0.769 + b * 0.189 ) / 1.351; + data[i + 1] = (r * 0.349 + g * 0.686 + b * 0.168 ) / 1.203; + data[i + 2] = (r * 0.272 + g * 0.534 + b * 0.131 ) / 2.140; + } + + context.putImageData(imageData, 0, 0); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Sepia2} Instance of fabric.Image.filters.Sepia2 + */ + fabric.Image.filters.Sepia2.fromObject = function(object, callback) { + object = object || { }; + object.type = 'Sepia2'; + return new fabric.Image.filters.BaseFilter.fromObject(object, callback); + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Tint filter class + * Adapted from https://github.com/mezzoblue/PaintbrushJS + * @class fabric.Image.filters.Tint + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.Tint#initialize} for constructor definition + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example Tint filter with hex color and opacity + * var filter = new fabric.Image.filters.Tint({ + * color: '#3513B0', + * opacity: 0.5 + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + * @example Tint filter with rgba color + * var filter = new fabric.Image.filters.Tint({ + * color: 'rgba(53, 21, 176, 0.5)' + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Tint = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Tint.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Tint', + + /** + * Constructor + * @memberOf fabric.Image.filters.Tint.prototype + * @param {Object} [options] Options object + * @param {String} [options.color=#000000] Color to tint the image with + * @param {Number} [options.opacity] Opacity value that controls the tint effect's transparency (0..1) + */ + initialize: function(options) { + options = options || { }; + + this.color = options.color || '#000000'; + this.opacity = typeof options.opacity !== 'undefined' + ? options.opacity + : new fabric.Color(this.color).getAlpha(); + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + iLen = data.length, i, + tintR, tintG, tintB, + r, g, b, alpha1, + source; + + source = new fabric.Color(this.color).getSource(); + + tintR = source[0] * this.opacity; + tintG = source[1] * this.opacity; + tintB = source[2] * this.opacity; + + alpha1 = 1 - this.opacity; + + for (i = 0; i < iLen; i += 4) { + r = data[i]; + g = data[i + 1]; + b = data[i + 2]; + + // alpha compositing + data[i] = tintR + r * alpha1; + data[i + 1] = tintG + g * alpha1; + data[i + 2] = tintB + b * alpha1; + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + color: this.color, + opacity: this.opacity + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Tint} Instance of fabric.Image.filters.Tint + */ + fabric.Image.filters.Tint.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Multiply filter class + * Adapted from http://www.laurenscorijn.com/articles/colormath-basics + * @class fabric.Image.filters.Multiply + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @example Multiply filter with hex color + * var filter = new fabric.Image.filters.Multiply({ + * color: '#F0F' + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + * @example Multiply filter with rgb color + * var filter = new fabric.Image.filters.Multiply({ + * color: 'rgb(53, 21, 176)' + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Multiply = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Multiply.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Multiply', + + /** + * Constructor + * @memberOf fabric.Image.filters.Multiply.prototype + * @param {Object} [options] Options object + * @param {String} [options.color=#000000] Color to multiply the image pixels with + */ + initialize: function(options) { + options = options || { }; + + this.color = options.color || '#000000'; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + iLen = data.length, i, + source; + + source = new fabric.Color(this.color).getSource(); + + for (i = 0; i < iLen; i += 4) { + data[i] *= source[0] / 255; + data[i + 1] *= source[1] / 255; + data[i + 2] *= source[2] / 255; + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + color: this.color + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Multiply} Instance of fabric.Image.filters.Multiply + */ + fabric.Image.filters.Multiply.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + 'use strict'; + + var fabric = global.fabric, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Color Blend filter class + * @class fabric.Image.filter.Blend + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @example + * var filter = new fabric.Image.filters.Blend({ + * color: '#000', + * mode: 'multiply' + * }); + * + * var filter = new fabric.Image.filters.Blend({ + * image: fabricImageObject, + * mode: 'multiply', + * alpha: 0.5 + * }); + + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + + filters.Blend = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Blend.prototype */ { + type: 'Blend', + + initialize: function(options) { + options = options || {}; + this.color = options.color || '#000'; + this.image = options.image || false; + this.mode = options.mode || 'multiply'; + this.alpha = options.alpha || 1; + }, + + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + tr, tg, tb, + r, g, b, + _r, _g, _b, + source, + isImage = false; + + if (this.image) { + // Blend images + isImage = true; + + var _el = fabric.util.createCanvasElement(); + _el.width = this.image.width; + _el.height = this.image.height; + + var tmpCanvas = new fabric.StaticCanvas(_el); + tmpCanvas.add(this.image); + var context2 = tmpCanvas.getContext('2d'); + source = context2.getImageData(0, 0, tmpCanvas.width, tmpCanvas.height).data; + } + else { + // Blend color + source = new fabric.Color(this.color).getSource(); + + tr = source[0] * this.alpha; + tg = source[1] * this.alpha; + tb = source[2] * this.alpha; + } + + for (var i = 0, len = data.length; i < len; i += 4) { + + r = data[i]; + g = data[i + 1]; + b = data[i + 2]; + + if (isImage) { + tr = source[i] * this.alpha; + tg = source[i + 1] * this.alpha; + tb = source[i + 2] * this.alpha; + } + + switch (this.mode) { + case 'multiply': + data[i] = r * tr / 255; + data[i + 1] = g * tg / 255; + data[i + 2] = b * tb / 255; + break; + case 'screen': + data[i] = 1 - (1 - r) * (1 - tr); + data[i + 1] = 1 - (1 - g) * (1 - tg); + data[i + 2] = 1 - (1 - b) * (1 - tb); + break; + case 'add': + data[i] = Math.min(255, r + tr); + data[i + 1] = Math.min(255, g + tg); + data[i + 2] = Math.min(255, b + tb); + break; + case 'diff': + case 'difference': + data[i] = Math.abs(r - tr); + data[i + 1] = Math.abs(g - tg); + data[i + 2] = Math.abs(b - tb); + break; + case 'subtract': + _r = r - tr; + _g = g - tg; + _b = b - tb; + + data[i] = (_r < 0) ? 0 : _r; + data[i + 1] = (_g < 0) ? 0 : _g; + data[i + 2] = (_b < 0) ? 0 : _b; + break; + case 'darken': + data[i] = Math.min(r, tr); + data[i + 1] = Math.min(g, tg); + data[i + 2] = Math.min(b, tb); + break; + case 'lighten': + data[i] = Math.max(r, tr); + data[i + 1] = Math.max(g, tg); + data[i + 2] = Math.max(b, tb); + break; + } + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return { + color: this.color, + image: this.image, + mode: this.mode, + alpha: this.alpha + }; + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Blend} Instance of fabric.Image.filters.Blend + */ + fabric.Image.filters.Blend.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), pow = Math.pow, floor = Math.floor, + sqrt = Math.sqrt, abs = Math.abs, max = Math.max, round = Math.round, sin = Math.sin, + ceil = Math.ceil, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Resize image filter class + * @class fabric.Image.filters.Resize + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.Resize(); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Resize = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Resize.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Resize', + + /** + * Resize type + * @param {String} resizeType + * @default + */ + resizeType: 'hermite', + + /** + * Scale factor for resizing, x axis + * @param {Number} scaleX + * @default + */ + scaleX: 0, + + /** + * Scale factor for resizing, y axis + * @param {Number} scaleY + * @default + */ + scaleY: 0, + + /** + * LanczosLobes parameter for lanczos filter + * @param {Number} lanczosLobes + * @default + */ + lanczosLobes: 3, + + /** + * Applies filter to canvas element + * @memberOf fabric.Image.filters.Resize.prototype + * @param {Object} canvasEl Canvas element to apply filter to + * @param {Number} scaleX + * @param {Number} scaleY + */ + applyTo: function(canvasEl, scaleX, scaleY) { + if (scaleX === 1 && scaleY === 1) { + return; + } + + this.rcpScaleX = 1 / scaleX; + this.rcpScaleY = 1 / scaleY; + + var oW = canvasEl.width, oH = canvasEl.height, + dW = round(oW * scaleX), dH = round(oH * scaleY), + imageData; + + if (this.resizeType === 'sliceHack') { + imageData = this.sliceByTwo(canvasEl, oW, oH, dW, dH); + } + if (this.resizeType === 'hermite') { + imageData = this.hermiteFastResize(canvasEl, oW, oH, dW, dH); + } + if (this.resizeType === 'bilinear') { + imageData = this.bilinearFiltering(canvasEl, oW, oH, dW, dH); + } + if (this.resizeType === 'lanczos') { + imageData = this.lanczosResize(canvasEl, oW, oH, dW, dH); + } + canvasEl.width = dW; + canvasEl.height = dH; + canvasEl.getContext('2d').putImageData(imageData, 0, 0); + }, + + /** + * Filter sliceByTwo + * @param {Object} canvasEl Canvas element to apply filter to + * @param {Number} oW Original Width + * @param {Number} oH Original Height + * @param {Number} dW Destination Width + * @param {Number} dH Destination Height + * @returns {ImageData} + */ + sliceByTwo: function(canvasEl, oW, oH, dW, dH) { + var context = canvasEl.getContext('2d'), imageData, + multW = 0.5, multH = 0.5, signW = 1, signH = 1, + doneW = false, doneH = false, stepW = oW, stepH = oH, + tmpCanvas = fabric.util.createCanvasElement(), + tmpCtx = tmpCanvas.getContext('2d'); + dW = floor(dW); + dH = floor(dH); + tmpCanvas.width = max(dW, oW); + tmpCanvas.height = max(dH, oH); + + if (dW > oW) { + multW = 2; + signW = -1; + } + if (dH > oH) { + multH = 2; + signH = -1; + } + imageData = context.getImageData(0, 0, oW, oH); + canvasEl.width = max(dW, oW); + canvasEl.height = max(dH, oH); + context.putImageData(imageData, 0, 0); + + while (!doneW || !doneH) { + oW = stepW; + oH = stepH; + if (dW * signW < floor(stepW * multW * signW)) { + stepW = floor(stepW * multW); + } + else { + stepW = dW; + doneW = true; + } + if (dH * signH < floor(stepH * multH * signH)) { + stepH = floor(stepH * multH); + } + else { + stepH = dH; + doneH = true; + } + imageData = context.getImageData(0, 0, oW, oH); + tmpCtx.putImageData(imageData, 0, 0); + context.clearRect(0, 0, stepW, stepH); + context.drawImage(tmpCanvas, 0, 0, oW, oH, 0, 0, stepW, stepH); + } + return context.getImageData(0, 0, dW, dH); + }, + + /** + * Filter lanczosResize + * @param {Object} canvasEl Canvas element to apply filter to + * @param {Number} oW Original Width + * @param {Number} oH Original Height + * @param {Number} dW Destination Width + * @param {Number} dH Destination Height + * @returns {ImageData} + */ + lanczosResize: function(canvasEl, oW, oH, dW, dH) { + + function lanczosCreate(lobes) { + return function(x) { + if (x > lobes) { + return 0; + } + x *= Math.PI; + if (abs(x) < 1e-16) { + return 1; + } + var xx = x / lobes; + return sin(x) * sin(xx) / x / xx; + }; + } + + function process(u) { + var v, i, weight, idx, a, red, green, + blue, alpha, fX, fY; + center.x = (u + 0.5) * ratioX; + icenter.x = floor(center.x); + for (v = 0; v < dH; v++) { + center.y = (v + 0.5) * ratioY; + icenter.y = floor(center.y); + a = 0; red = 0; green = 0; blue = 0; alpha = 0; + for (i = icenter.x - range2X; i <= icenter.x + range2X; i++) { + if (i < 0 || i >= oW) { + continue; + } + fX = floor(1000 * abs(i - center.x)); + if (!cacheLanc[fX]) { + cacheLanc[fX] = { }; + } + for (var j = icenter.y - range2Y; j <= icenter.y + range2Y; j++) { + if (j < 0 || j >= oH) { + continue; + } + fY = floor(1000 * abs(j - center.y)); + if (!cacheLanc[fX][fY]) { + cacheLanc[fX][fY] = lanczos(sqrt(pow(fX * rcpRatioX, 2) + pow(fY * rcpRatioY, 2)) / 1000); + } + weight = cacheLanc[fX][fY]; + if (weight > 0) { + idx = (j * oW + i) * 4; + a += weight; + red += weight * srcData[idx]; + green += weight * srcData[idx + 1]; + blue += weight * srcData[idx + 2]; + alpha += weight * srcData[idx + 3]; + } + } + } + idx = (v * dW + u) * 4; + destData[idx] = red / a; + destData[idx + 1] = green / a; + destData[idx + 2] = blue / a; + destData[idx + 3] = alpha / a; + } + + if (++u < dW) { + return process(u); + } + else { + return destImg; + } + } + + var context = canvasEl.getContext('2d'), + srcImg = context.getImageData(0, 0, oW, oH), + destImg = context.getImageData(0, 0, dW, dH), + srcData = srcImg.data, destData = destImg.data, + lanczos = lanczosCreate(this.lanczosLobes), + ratioX = this.rcpScaleX, ratioY = this.rcpScaleY, + rcpRatioX = 2 / this.rcpScaleX, rcpRatioY = 2 / this.rcpScaleY, + range2X = ceil(ratioX * this.lanczosLobes / 2), + range2Y = ceil(ratioY * this.lanczosLobes / 2), + cacheLanc = { }, center = { }, icenter = { }; + + return process(0); + }, + + /** + * bilinearFiltering + * @param {Object} canvasEl Canvas element to apply filter to + * @param {Number} oW Original Width + * @param {Number} oH Original Height + * @param {Number} dW Destination Width + * @param {Number} dH Destination Height + * @returns {ImageData} + */ + bilinearFiltering: function(canvasEl, oW, oH, dW, dH) { + var a, b, c, d, x, y, i, j, xDiff, yDiff, chnl, + color, offset = 0, origPix, ratioX = this.rcpScaleX, + ratioY = this.rcpScaleY, context = canvasEl.getContext('2d'), + w4 = 4 * (oW - 1), img = context.getImageData(0, 0, oW, oH), + pixels = img.data, destImage = context.getImageData(0, 0, dW, dH), + destPixels = destImage.data; + for (i = 0; i < dH; i++) { + for (j = 0; j < dW; j++) { + x = floor(ratioX * j); + y = floor(ratioY * i); + xDiff = ratioX * j - x; + yDiff = ratioY * i - y; + origPix = 4 * (y * oW + x); + + for (chnl = 0; chnl < 4; chnl++) { + a = pixels[origPix + chnl]; + b = pixels[origPix + 4 + chnl]; + c = pixels[origPix + w4 + chnl]; + d = pixels[origPix + w4 + 4 + chnl]; + color = a * (1 - xDiff) * (1 - yDiff) + b * xDiff * (1 - yDiff) + + c * yDiff * (1 - xDiff) + d * xDiff * yDiff; + destPixels[offset++] = color; + } + } + } + return destImage; + }, + + /** + * hermiteFastResize + * @param {Object} canvasEl Canvas element to apply filter to + * @param {Number} oW Original Width + * @param {Number} oH Original Height + * @param {Number} dW Destination Width + * @param {Number} dH Destination Height + * @returns {ImageData} + */ + hermiteFastResize: function(canvasEl, oW, oH, dW, dH) { + var ratioW = this.rcpScaleX, ratioH = this.rcpScaleY, + ratioWHalf = ceil(ratioW / 2), + ratioHHalf = ceil(ratioH / 2), + context = canvasEl.getContext('2d'), + img = context.getImageData(0, 0, oW, oH), data = img.data, + img2 = context.getImageData(0, 0, dW, dH), data2 = img2.data; + for (var j = 0; j < dH; j++) { + for (var i = 0; i < dW; i++) { + var x2 = (i + j * dW) * 4, weight = 0, weights = 0, weightsAlpha = 0, + gxR = 0, gxG = 0, gxB = 0, gxA = 0, centerY = (j + 0.5) * ratioH; + for (var yy = floor(j * ratioH); yy < (j + 1) * ratioH; yy++) { + var dy = abs(centerY - (yy + 0.5)) / ratioHHalf, + centerX = (i + 0.5) * ratioW, w0 = dy * dy; + for (var xx = floor(i * ratioW); xx < (i + 1) * ratioW; xx++) { + var dx = abs(centerX - (xx + 0.5)) / ratioWHalf, + w = sqrt(w0 + dx * dx); + /* eslint-disable max-depth */ + if (w > 1 && w < -1) { + continue; + } + //hermite filter + weight = 2 * w * w * w - 3 * w * w + 1; + if (weight > 0) { + dx = 4 * (xx + yy * oW); + //alpha + gxA += weight * data[dx + 3]; + weightsAlpha += weight; + //colors + if (data[dx + 3] < 255) { + weight = weight * data[dx + 3] / 250; + } + gxR += weight * data[dx]; + gxG += weight * data[dx + 1]; + gxB += weight * data[dx + 2]; + weights += weight; + } + /* eslint-enable max-depth */ + } + } + data2[x2] = gxR / weights; + data2[x2 + 1] = gxG / weights; + data2[x2 + 2] = gxB / weights; + data2[x2 + 3] = gxA / weightsAlpha; + } + } + return img2; + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return { + type: this.type, + scaleX: this.scaleX, + scaleY: this.scaleY, + resizeType: this.resizeType, + lanczosLobes: this.lanczosLobes + }; + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Resize} Instance of fabric.Image.filters.Resize + */ + fabric.Image.filters.Resize.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Color Matrix filter class + * @class fabric.Image.filters.ColorMatrix + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.ColorMatrix#initialize} for constructor definition + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @see {@Link http://www.webwasp.co.uk/tutorials/219/Color_Matrix_Filter.php} + * @see {@Link http://phoboslab.org/log/2013/11/fast-image-filters-with-webgl} + * @example Kodachrome filter + * var filter = new fabric.Image.filters.ColorMatrix({ + * matrix: [ + 1.1285582396593525, -0.3967382283601348, -0.03992559172921793, 0, 63.72958762196502, + -0.16404339962244616, 1.0835251566291304, -0.05498805115633132, 0, 24.732407896706203, + -0.16786010706155763, -0.5603416277695248, 1.6014850761964943, 0, 35.62982807460946, + 0, 0, 0, 1, 0 + ] + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.ColorMatrix = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.ColorMatrix.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'ColorMatrix', + + /** + * Constructor + * @memberOf fabric.Image.filters.ColorMatrix.prototype + * @param {Object} [options] Options object + * @param {Array} [options.matrix] Color Matrix to modify the image data with + */ + initialize: function( options ) { + options || ( options = {} ); + this.matrix = options.matrix || [ + 1, 0, 0, 0, 0, + 0, 1, 0, 0, 0, + 0, 0, 1, 0, 0, + 0, 0, 0, 1, 0 + ]; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function( canvasEl ) { + var context = canvasEl.getContext( '2d' ), + imageData = context.getImageData( 0, 0, canvasEl.width, canvasEl.height ), + data = imageData.data, + iLen = data.length, + i, + r, + g, + b, + a, + m = this.matrix; + + for ( i = 0; i < iLen; i += 4 ) { + r = data[ i ]; + g = data[ i + 1 ]; + b = data[ i + 2 ]; + a = data[ i + 3 ]; + + data[ i ] = r * m[ 0 ] + g * m[ 1 ] + b * m[ 2 ] + a * m[ 3 ] + m[ 4 ]; + data[ i + 1 ] = r * m[ 5 ] + g * m[ 6 ] + b * m[ 7 ] + a * m[ 8 ] + m[ 9 ]; + data[ i + 2 ] = r * m[ 10 ] + g * m[ 11 ] + b * m[ 12 ] + a * m[ 13 ] + m[ 14 ]; + data[ i + 3 ] = r * m[ 15 ] + g * m[ 16 ] + b * m[ 17 ] + a * m[ 18 ] + m[ 19 ]; + } + + context.putImageData( imageData, 0, 0 ); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + type: this.type, + matrix: this.matrix + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {function} [callback] function to invoke after filter creation + * @return {fabric.Image.filters.ColorMatrix} Instance of fabric.Image.filters.ColorMatrix + */ + fabric.Image.filters.ColorMatrix.fromObject = fabric.Image.filters.BaseFilter.fromObject; +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Contrast filter class + * @class fabric.Image.filters.Contrast + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.Contrast#initialize} for constructor definition + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.Contrast({ + * contrast: 40 + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Contrast = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Contrast.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Contrast', + + /** + * Constructor + * @memberOf fabric.Image.filters.Contrast.prototype + * @param {Object} [options] Options object + * @param {Number} [options.contrast=0] Value to contrast the image up (-255...255) + */ + initialize: function(options) { + options = options || { }; + this.contrast = options.contrast || 0; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + contrastF = 259 * (this.contrast + 255) / (255 * (259 - this.contrast)); + + for (var i = 0, len = data.length; i < len; i += 4) { + data[i] = contrastF * (data[i] - 128) + 128; + data[i + 1] = contrastF * (data[i + 1] - 128) + 128; + data[i + 2] = contrastF * (data[i + 2] - 128) + 128; + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + contrast: this.contrast + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Contrast} Instance of fabric.Image.filters.Contrast + */ + fabric.Image.filters.Contrast.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + extend = fabric.util.object.extend, + filters = fabric.Image.filters, + createClass = fabric.util.createClass; + + /** + * Saturate filter class + * @class fabric.Image.filters.Saturate + * @memberOf fabric.Image.filters + * @extends fabric.Image.filters.BaseFilter + * @see {@link fabric.Image.filters.Saturate#initialize} for constructor definition + * @see {@link http://fabricjs.com/image-filters|ImageFilters demo} + * @example + * var filter = new fabric.Image.filters.Saturate({ + * saturate: 100 + * }); + * object.filters.push(filter); + * object.applyFilters(canvas.renderAll.bind(canvas)); + */ + filters.Saturate = createClass(filters.BaseFilter, /** @lends fabric.Image.filters.Saturate.prototype */ { + + /** + * Filter type + * @param {String} type + * @default + */ + type: 'Saturate', + + /** + * Constructor + * @memberOf fabric.Image.filters.Saturate.prototype + * @param {Object} [options] Options object + * @param {Number} [options.saturate=0] Value to saturate the image (-100...100) + */ + initialize: function(options) { + options = options || { }; + this.saturate = options.saturate || 0; + }, + + /** + * Applies filter to canvas element + * @param {Object} canvasEl Canvas element to apply filter to + */ + applyTo: function(canvasEl) { + var context = canvasEl.getContext('2d'), + imageData = context.getImageData(0, 0, canvasEl.width, canvasEl.height), + data = imageData.data, + max, adjust = -this.saturate * 0.01; + + for (var i = 0, len = data.length; i < len; i += 4) { + max = Math.max(data[i], data[i + 1], data[i + 2]); + data[i] += max !== data[i] ? (max - data[i]) * adjust : 0; + data[i + 1] += max !== data[i + 1] ? (max - data[i + 1]) * adjust : 0; + data[i + 2] += max !== data[i + 2] ? (max - data[i + 2]) * adjust : 0; + } + + context.putImageData(imageData, 0, 0); + }, + + /** + * Returns object representation of an instance + * @return {Object} Object representation of an instance + */ + toObject: function() { + return extend(this.callSuper('toObject'), { + saturate: this.saturate + }); + } + }); + + /** + * Returns filter instance from an object representation + * @static + * @param {Object} object Object to create an instance from + * @param {Function} [callback] to be invoked after filter creation + * @return {fabric.Image.filters.Saturate} Instance of fabric.Image.filters.Saturate + */ + fabric.Image.filters.Saturate.fromObject = fabric.Image.filters.BaseFilter.fromObject; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = { }), + toFixed = fabric.util.toFixed, + NUM_FRACTION_DIGITS = fabric.Object.NUM_FRACTION_DIGITS, + MIN_TEXT_WIDTH = 2; + + if (fabric.Text) { + fabric.warn('fabric.Text is already defined'); + return; + } + + var stateProperties = fabric.Object.prototype.stateProperties.concat(); + stateProperties.push( + 'fontFamily', + 'fontWeight', + 'fontSize', + 'text', + 'textDecoration', + 'textAlign', + 'fontStyle', + 'lineHeight', + 'textBackgroundColor', + 'charSpacing' + ); + + var cacheProperties = fabric.Object.prototype.cacheProperties.concat(); + cacheProperties.push( + 'fontFamily', + 'fontWeight', + 'fontSize', + 'text', + 'textDecoration', + 'textAlign', + 'fontStyle', + 'lineHeight', + 'textBackgroundColor', + 'charSpacing', + 'styles' + ); + /** + * Text class + * @class fabric.Text + * @extends fabric.Object + * @return {fabric.Text} thisArg + * @tutorial {@link http://fabricjs.com/fabric-intro-part-2#text} + * @see {@link fabric.Text#initialize} for constructor definition + */ + fabric.Text = fabric.util.createClass(fabric.Object, /** @lends fabric.Text.prototype */ { + + /** + * Properties which when set cause object to change dimensions + * @type Object + * @private + */ + _dimensionAffectingProps: [ + 'fontSize', + 'fontWeight', + 'fontFamily', + 'fontStyle', + 'lineHeight', + 'text', + 'charSpacing', + 'textAlign' + ], + + /** + * @private + */ + _reNewline: /\r?\n/, + + /** + * Use this regular expression to filter for whitespace that is not a new line. + * Mostly used when text is 'justify' aligned. + * @private + */ + _reSpacesAndTabs: /[ \t\r]+/g, + + /** + * Retrieves object's fontSize + * @method getFontSize + * @memberOf fabric.Text.prototype + * @return {String} Font size (in pixels) + */ + + /** + * Sets object's fontSize + * Does not update the object .width and .height, + * call ._initDimensions() to update the values. + * @method setFontSize + * @memberOf fabric.Text.prototype + * @param {Number} fontSize Font size (in pixels) + * @return {fabric.Text} + * @chainable + */ + + /** + * Retrieves object's fontWeight + * @method getFontWeight + * @memberOf fabric.Text.prototype + * @return {(String|Number)} Font weight + */ + + /** + * Sets object's fontWeight + * Does not update the object .width and .height, + * call ._initDimensions() to update the values. + * @method setFontWeight + * @memberOf fabric.Text.prototype + * @param {(Number|String)} fontWeight Font weight + * @return {fabric.Text} + * @chainable + */ + + /** + * Retrieves object's fontFamily + * @method getFontFamily + * @memberOf fabric.Text.prototype + * @return {String} Font family + */ + + /** + * Sets object's fontFamily + * Does not update the object .width and .height, + * call ._initDimensions() to update the values. + * @method setFontFamily + * @memberOf fabric.Text.prototype + * @param {String} fontFamily Font family + * @return {fabric.Text} + * @chainable + */ + + /** + * Retrieves object's text + * @method getText + * @memberOf fabric.Text.prototype + * @return {String} text + */ + + /** + * Sets object's text + * Does not update the object .width and .height, + * call ._initDimensions() to update the values. + * @method setText + * @memberOf fabric.Text.prototype + * @param {String} text Text + * @return {fabric.Text} + * @chainable + */ + + /** + * Retrieves object's textDecoration + * @method getTextDecoration + * @memberOf fabric.Text.prototype + * @return {String} Text decoration + */ + + /** + * Sets object's textDecoration + * @method setTextDecoration + * @memberOf fabric.Text.prototype + * @param {String} textDecoration Text decoration + * @return {fabric.Text} + * @chainable + */ + + /** + * Retrieves object's fontStyle + * @method getFontStyle + * @memberOf fabric.Text.prototype + * @return {String} Font style + */ + + /** + * Sets object's fontStyle + * Does not update the object .width and .height, + * call ._initDimensions() to update the values. + * @method setFontStyle + * @memberOf fabric.Text.prototype + * @param {String} fontStyle Font style + * @return {fabric.Text} + * @chainable + */ + + /** + * Retrieves object's lineHeight + * @method getLineHeight + * @memberOf fabric.Text.prototype + * @return {Number} Line height + */ + + /** + * Sets object's lineHeight + * @method setLineHeight + * @memberOf fabric.Text.prototype + * @param {Number} lineHeight Line height + * @return {fabric.Text} + * @chainable + */ + + /** + * Retrieves object's textAlign + * @method getTextAlign + * @memberOf fabric.Text.prototype + * @return {String} Text alignment + */ + + /** + * Sets object's textAlign + * @method setTextAlign + * @memberOf fabric.Text.prototype + * @param {String} textAlign Text alignment + * @return {fabric.Text} + * @chainable + */ + + /** + * Retrieves object's textBackgroundColor + * @method getTextBackgroundColor + * @memberOf fabric.Text.prototype + * @return {String} Text background color + */ + + /** + * Sets object's textBackgroundColor + * @method setTextBackgroundColor + * @memberOf fabric.Text.prototype + * @param {String} textBackgroundColor Text background color + * @return {fabric.Text} + * @chainable + */ + + /** + * Type of an object + * @type String + * @default + */ + type: 'text', + + /** + * Font size (in pixels) + * @type Number + * @default + */ + fontSize: 40, + + /** + * Font weight (e.g. bold, normal, 400, 600, 800) + * @type {(Number|String)} + * @default + */ + fontWeight: 'normal', + + /** + * Font family + * @type String + * @default + */ + fontFamily: 'Times New Roman', + + /** + * Text decoration Possible values: "", "underline", "overline" or "line-through". + * @type String + * @default + */ + textDecoration: '', + + /** + * Text alignment. Possible values: "left", "center", "right" or "justify". + * @type String + * @default + */ + textAlign: 'left', + + /** + * Font style . Possible values: "", "normal", "italic" or "oblique". + * @type String + * @default + */ + fontStyle: '', + + /** + * Line height + * @type Number + * @default + */ + lineHeight: 1.16, + + /** + * Background color of text lines + * @type String + * @default + */ + textBackgroundColor: '', + + /** + * List of properties to consider when checking if + * state of an object is changed ({@link fabric.Object#hasStateChanged}) + * as well as for history (undo/redo) purposes + * @type Array + */ + stateProperties: stateProperties, + + /** + * List of properties to consider when checking if cache needs refresh + * @type Array + */ + cacheProperties: cacheProperties, + + /** + * When defined, an object is rendered via stroke and this property specifies its color. + * Backwards incompatibility note: This property was named "strokeStyle" until v1.1.6 + * @type String + * @default + */ + stroke: null, + + /** + * Shadow object representing shadow of this shape. + * Backwards incompatibility note: This property was named "textShadow" (String) until v1.2.11 + * @type fabric.Shadow + * @default + */ + shadow: null, + + /** + * @private + */ + _fontSizeFraction: 0.25, + + /** + * Text Line proportion to font Size (in pixels) + * @type Number + * @default + */ + _fontSizeMult: 1.13, + + /** + * additional space between characters + * expressed in thousands of em unit + * @type Number + * @default + */ + charSpacing: 0, + + /** + * Constructor + * @param {String} text Text string + * @param {Object} [options] Options object + * @return {fabric.Text} thisArg + */ + initialize: function(text, options) { + options = options || { }; + this.text = text; + this.__skipDimension = true; + this.callSuper('initialize', options); + this.__skipDimension = false; + this._initDimensions(); + this.setCoords(); + this.setupState({ propertySet: '_dimensionAffectingProps' }); + }, + + /** + * Initialize text dimensions. Render all text on given context + * or on a offscreen canvas to get the text width with measureText. + * Updates this.width and this.height with the proper values. + * Does not return dimensions. + * @param {CanvasRenderingContext2D} [ctx] Context to render on + * @private + */ + _initDimensions: function(ctx) { + if (this.__skipDimension) { + return; + } + if (!ctx) { + ctx = fabric.util.createCanvasElement().getContext('2d'); + this._setTextStyles(ctx); + } + this._textLines = this._splitTextIntoLines(); + this._clearCache(); + this.width = this._getTextWidth(ctx) || this.cursorWidth || MIN_TEXT_WIDTH; + this.height = this._getTextHeight(ctx); + }, + + /** + * Returns string representation of an instance + * @return {String} String representation of text object + */ + toString: function() { + return '#'; + }, + + /** + * Return the dimension and the zoom level needed to create a cache canvas + * big enough to host the object to be cached. + * @private + * @return {Object}.width width of canvas + * @return {Object}.height height of canvas + * @return {Object}.zoomX zoomX zoom value to unscale the canvas before drawing cache + * @return {Object}.zoomY zoomY zoom value to unscale the canvas before drawing cache + */ + _getCacheCanvasDimensions: function() { + var dim = this.callSuper('_getCacheCanvasDimensions'); + var fontSize = this.fontSize * 2; + dim.width += fontSize * dim.zoomX; + dim.height += fontSize * dim.zoomY; + return dim; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _render: function(ctx) { + this._setTextStyles(ctx); + if (this.group && this.group.type === 'path-group') { + ctx.translate(this.left, this.top); + } + this._renderTextLinesBackground(ctx); + this._renderText(ctx); + this._renderTextDecoration(ctx); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderText: function(ctx) { + this._renderTextFill(ctx); + this._renderTextStroke(ctx); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _setTextStyles: function(ctx) { + ctx.textBaseline = 'alphabetic'; + ctx.font = this._getFontDeclaration(); + }, + + /** + * @private + * @return {Number} Height of fabric.Text object + */ + _getTextHeight: function() { + return this._getHeightOfSingleLine() + (this._textLines.length - 1) * this._getHeightOfLine(); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @return {Number} Maximum width of fabric.Text object + */ + _getTextWidth: function(ctx) { + var maxWidth = this._getLineWidth(ctx, 0); + + for (var i = 1, len = this._textLines.length; i < len; i++) { + var currentLineWidth = this._getLineWidth(ctx, i); + if (currentLineWidth > maxWidth) { + maxWidth = currentLineWidth; + } + } + return maxWidth; + }, + + /** + * @private + * @param {String} method Method name ("fillText" or "strokeText") + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {String} chars Chars to render + * @param {Number} left Left position of text + * @param {Number} top Top position of text + */ + _renderChars: function(method, ctx, chars, left, top) { + // remove Text word from method var + var shortM = method.slice(0, -4), _char, width; + if (this[shortM].toLive) { + var offsetX = -this.width / 2 + this[shortM].offsetX || 0, + offsetY = -this.height / 2 + this[shortM].offsetY || 0; + ctx.save(); + ctx.translate(offsetX, offsetY); + left -= offsetX; + top -= offsetY; + } + if (this.charSpacing !== 0) { + var additionalSpace = this._getWidthOfCharSpacing(); + chars = chars.split(''); + for (var i = 0, len = chars.length; i < len; i++) { + _char = chars[i]; + width = ctx.measureText(_char).width + additionalSpace; + ctx[method](_char, left, top); + left += width > 0 ? width : 0; + } + } + else { + ctx[method](chars, left, top); + } + this[shortM].toLive && ctx.restore(); + }, + + /** + * @private + * @param {String} method Method name ("fillText" or "strokeText") + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {String} line Text to render + * @param {Number} left Left position of text + * @param {Number} top Top position of text + * @param {Number} lineIndex Index of a line in a text + */ + _renderTextLine: function(method, ctx, line, left, top, lineIndex) { + // lift the line by quarter of fontSize + top -= this.fontSize * this._fontSizeFraction; + + // short-circuit + var lineWidth = this._getLineWidth(ctx, lineIndex); + if (this.textAlign !== 'justify' || this.width < lineWidth) { + this._renderChars(method, ctx, line, left, top, lineIndex); + return; + } + + // stretch the line + var words = line.split(/\s+/), + charOffset = 0, + wordsWidth = this._getWidthOfWords(ctx, words.join(' '), lineIndex, 0), + widthDiff = this.width - wordsWidth, + numSpaces = words.length - 1, + spaceWidth = numSpaces > 0 ? widthDiff / numSpaces : 0, + leftOffset = 0, word; + + for (var i = 0, len = words.length; i < len; i++) { + while (line[charOffset] === ' ' && charOffset < line.length) { + charOffset++; + } + word = words[i]; + this._renderChars(method, ctx, word, left + leftOffset, top, lineIndex, charOffset); + leftOffset += this._getWidthOfWords(ctx, word, lineIndex, charOffset) + spaceWidth; + charOffset += word.length; + } + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {String} word + */ + _getWidthOfWords: function (ctx, word) { + var width = ctx.measureText(word).width, charCount, additionalSpace; + if (this.charSpacing !== 0) { + charCount = word.split('').length; + additionalSpace = charCount * this._getWidthOfCharSpacing(); + width += additionalSpace; + } + return width > 0 ? width : 0; + }, + + /** + * @private + * @return {Number} Left offset + */ + _getLeftOffset: function() { + return -this.width / 2; + }, + + /** + * @private + * @return {Number} Top offset + */ + _getTopOffset: function() { + return -this.height / 2; + }, + + /** + * Returns true because text has no style + */ + isEmptyStyles: function() { + return true; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {String} method Method name ("fillText" or "strokeText") + */ + _renderTextCommon: function(ctx, method) { + + var lineHeights = 0, left = this._getLeftOffset(), top = this._getTopOffset(); + + for (var i = 0, len = this._textLines.length; i < len; i++) { + var heightOfLine = this._getHeightOfLine(ctx, i), + maxHeight = heightOfLine / this.lineHeight, + lineWidth = this._getLineWidth(ctx, i), + leftOffset = this._getLineLeftOffset(lineWidth); + this._renderTextLine( + method, + ctx, + this._textLines[i], + left + leftOffset, + top + lineHeights + maxHeight, + i + ); + lineHeights += heightOfLine; + } + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderTextFill: function(ctx) { + if (!this.fill && this.isEmptyStyles()) { + return; + } + + this._renderTextCommon(ctx, 'fillText'); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderTextStroke: function(ctx) { + if ((!this.stroke || this.strokeWidth === 0) && this.isEmptyStyles()) { + return; + } + + if (this.shadow && !this.shadow.affectStroke) { + this._removeShadow(ctx); + } + + ctx.save(); + this._setLineDash(ctx, this.strokeDashArray); + ctx.beginPath(); + this._renderTextCommon(ctx, 'strokeText'); + ctx.closePath(); + ctx.restore(); + }, + + /** + * @private + * @return {Number} height of line + */ + _getHeightOfLine: function() { + return this._getHeightOfSingleLine() * this.lineHeight; + }, + + /** + * @private + * @return {Number} height of line without lineHeight + */ + _getHeightOfSingleLine: function() { + return this.fontSize * this._fontSizeMult; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderTextLinesBackground: function(ctx) { + if (!this.textBackgroundColor) { + return; + } + var lineTopOffset = 0, heightOfLine, + lineWidth, lineLeftOffset, originalFill = ctx.fillStyle; + + ctx.fillStyle = this.textBackgroundColor; + for (var i = 0, len = this._textLines.length; i < len; i++) { + heightOfLine = this._getHeightOfLine(ctx, i); + lineWidth = this._getLineWidth(ctx, i); + if (lineWidth > 0) { + lineLeftOffset = this._getLineLeftOffset(lineWidth); + ctx.fillRect( + this._getLeftOffset() + lineLeftOffset, + this._getTopOffset() + lineTopOffset, + lineWidth, + heightOfLine / this.lineHeight + ); + } + lineTopOffset += heightOfLine; + } + ctx.fillStyle = originalFill; + // if there is text background color no + // other shadows should be casted + this._removeShadow(ctx); + }, + + /** + * @private + * @param {Number} lineWidth Width of text line + * @return {Number} Line left offset + */ + _getLineLeftOffset: function(lineWidth) { + if (this.textAlign === 'center') { + return (this.width - lineWidth) / 2; + } + if (this.textAlign === 'right') { + return this.width - lineWidth; + } + return 0; + }, + + /** + * @private + */ + _clearCache: function() { + this.__lineWidths = []; + this.__lineHeights = []; + }, + + /** + * @private + */ + _shouldClearDimensionCache: function() { + var shouldClear = this._forceClearCache; + shouldClear || (shouldClear = this.hasStateChanged('_dimensionAffectingProps')); + if (shouldClear) { + this.saveState({ propertySet: '_dimensionAffectingProps' }); + this.dirty = true; + } + return shouldClear; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Number} lineIndex line number + * @return {Number} Line width + */ + _getLineWidth: function(ctx, lineIndex) { + if (this.__lineWidths[lineIndex]) { + return this.__lineWidths[lineIndex] === -1 ? this.width : this.__lineWidths[lineIndex]; + } + + var width, wordCount, line = this._textLines[lineIndex]; + + if (line === '') { + width = 0; + } + else { + width = this._measureLine(ctx, lineIndex); + } + this.__lineWidths[lineIndex] = width; + + if (width && this.textAlign === 'justify') { + wordCount = line.split(/\s+/); + if (wordCount.length > 1) { + this.__lineWidths[lineIndex] = -1; + } + } + return width; + }, + + _getWidthOfCharSpacing: function() { + if (this.charSpacing !== 0) { + return this.fontSize * this.charSpacing / 1000; + } + return 0; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Number} lineIndex line number + * @return {Number} Line width + */ + _measureLine: function(ctx, lineIndex) { + var line = this._textLines[lineIndex], + width = ctx.measureText(line).width, + additionalSpace = 0, charCount, finalWidth; + if (this.charSpacing !== 0) { + charCount = line.split('').length; + additionalSpace = (charCount - 1) * this._getWidthOfCharSpacing(); + } + finalWidth = width + additionalSpace; + return finalWidth > 0 ? finalWidth : 0; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderTextDecoration: function(ctx) { + if (!this.textDecoration) { + return; + } + var halfOfVerticalBox = this.height / 2, + _this = this, offsets = []; + + /** @ignore */ + function renderLinesAtOffset(offsets) { + var i, lineHeight = 0, len, j, oLen, lineWidth, + lineLeftOffset, heightOfLine; + + for (i = 0, len = _this._textLines.length; i < len; i++) { + + lineWidth = _this._getLineWidth(ctx, i); + lineLeftOffset = _this._getLineLeftOffset(lineWidth); + heightOfLine = _this._getHeightOfLine(ctx, i); + + for (j = 0, oLen = offsets.length; j < oLen; j++) { + ctx.fillRect( + _this._getLeftOffset() + lineLeftOffset, + lineHeight + (_this._fontSizeMult - 1 + offsets[j] ) * _this.fontSize - halfOfVerticalBox, + lineWidth, + _this.fontSize / 15); + } + lineHeight += heightOfLine; + } + } + + if (this.textDecoration.indexOf('underline') > -1) { + offsets.push(0.85); // 1 - 3/16 + } + if (this.textDecoration.indexOf('line-through') > -1) { + offsets.push(0.43); + } + if (this.textDecoration.indexOf('overline') > -1) { + offsets.push(-0.12); + } + if (offsets.length > 0) { + renderLinesAtOffset(offsets); + } + }, + + /** + * return font declaration string for canvas context + * @returns {String} font declaration formatted for canvas context. + */ + _getFontDeclaration: function() { + return [ + // node-canvas needs "weight style", while browsers need "style weight" + (fabric.isLikelyNode ? this.fontWeight : this.fontStyle), + (fabric.isLikelyNode ? this.fontStyle : this.fontWeight), + this.fontSize + 'px', + (fabric.isLikelyNode ? ('"' + this.fontFamily + '"') : this.fontFamily) + ].join(' '); + }, + + /** + * Renders text instance on a specified context + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} noTransform + */ + render: function(ctx, noTransform) { + // do not render if object is not visible + if (!this.visible) { + return; + } + if (this.canvas && this.canvas.skipOffscreen && !this.group && !this.isOnScreen()) { + return; + } + if (this._shouldClearDimensionCache()) { + this._setTextStyles(ctx); + this._initDimensions(ctx); + } + this.callSuper('render', ctx, noTransform); + }, + + /** + * Returns the text as an array of lines. + * @returns {Array} Lines in the text + */ + _splitTextIntoLines: function() { + return this.text.split(this._reNewline); + }, + + /** + * Returns object representation of an instance + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} Object representation of an instance + */ + toObject: function(propertiesToInclude) { + var additionalProperties = [ + 'text', + 'fontSize', + 'fontWeight', + 'fontFamily', + 'fontStyle', + 'lineHeight', + 'textDecoration', + 'textAlign', + 'textBackgroundColor', + 'charSpacing' + ].concat(propertiesToInclude); + return this.callSuper('toObject', additionalProperties); + }, + + /* _TO_SVG_START_ */ + /** + * Returns SVG representation of an instance + * @param {Function} [reviver] Method for further parsing of svg representation. + * @return {String} svg representation of an instance + */ + toSVG: function(reviver) { + if (!this.ctx) { + this.ctx = fabric.util.createCanvasElement().getContext('2d'); + } + var markup = this._createBaseSVGMarkup(), + offsets = this._getSVGLeftTopOffsets(this.ctx), + textAndBg = this._getSVGTextAndBg(offsets.textTop, offsets.textLeft); + this._wrapSVGTextAndBg(markup, textAndBg); + + return reviver ? reviver(markup.join('')) : markup.join(''); + }, + + /** + * @private + */ + _getSVGLeftTopOffsets: function(ctx) { + var lineTop = this._getHeightOfLine(ctx, 0), + textLeft = -this.width / 2, + textTop = 0; + + return { + textLeft: textLeft + (this.group && this.group.type === 'path-group' ? this.left : 0), + textTop: textTop + (this.group && this.group.type === 'path-group' ? -this.top : 0), + lineTop: lineTop + }; + }, + + /** + * @private + */ + _wrapSVGTextAndBg: function(markup, textAndBg) { + var noShadow = true, filter = this.getSvgFilter(), + style = filter === '' ? '' : ' style="' + filter + '"'; + + markup.push( + '\t\n', + textAndBg.textBgRects.join(''), + '\t\t\n', + textAndBg.textSpans.join(''), + '\t\t\n', + '\t\n' + ); + }, + + /** + * @private + * @param {Number} textTopOffset Text top offset + * @param {Number} textLeftOffset Text left offset + * @return {Object} + */ + _getSVGTextAndBg: function(textTopOffset, textLeftOffset) { + var textSpans = [], + textBgRects = [], + height = 0; + // bounding-box background + this._setSVGBg(textBgRects); + + // text and text-background + for (var i = 0, len = this._textLines.length; i < len; i++) { + if (this.textBackgroundColor) { + this._setSVGTextLineBg(textBgRects, i, textLeftOffset, textTopOffset, height); + } + this._setSVGTextLineText(i, textSpans, height, textLeftOffset, textTopOffset, textBgRects); + height += this._getHeightOfLine(this.ctx, i); + } + + return { + textSpans: textSpans, + textBgRects: textBgRects + }; + }, + + _setSVGTextLineText: function(i, textSpans, height, textLeftOffset, textTopOffset) { + var yPos = this.fontSize * (this._fontSizeMult - this._fontSizeFraction) + - textTopOffset + height - this.height / 2; + if (this.textAlign === 'justify') { + // i call from here to do not intefere with IText + this._setSVGTextLineJustifed(i, textSpans, yPos, textLeftOffset); + return; + } + textSpans.push( + '\t\t\t elements since setting opacity + // on containing one doesn't work in Illustrator + this._getFillAttributes(this.fill), '>', + fabric.util.string.escapeXml(this._textLines[i]), + '\n' + ); + }, + + _setSVGTextLineJustifed: function(i, textSpans, yPos, textLeftOffset) { + var ctx = fabric.util.createCanvasElement().getContext('2d'); + + this._setTextStyles(ctx); + + var line = this._textLines[i], + words = line.split(/\s+/), + wordsWidth = this._getWidthOfWords(ctx, words.join('')), + widthDiff = this.width - wordsWidth, + numSpaces = words.length - 1, + spaceWidth = numSpaces > 0 ? widthDiff / numSpaces : 0, + word, attributes = this._getFillAttributes(this.fill), + len; + + textLeftOffset += this._getLineLeftOffset(this._getLineWidth(ctx, i)); + + for (i = 0, len = words.length; i < len; i++) { + word = words[i]; + textSpans.push( + '\t\t\t elements since setting opacity + // on containing one doesn't work in Illustrator + attributes, '>', + fabric.util.string.escapeXml(word), + '\n' + ); + textLeftOffset += this._getWidthOfWords(ctx, word) + spaceWidth; + } + }, + + _setSVGTextLineBg: function(textBgRects, i, textLeftOffset, textTopOffset, height) { + textBgRects.push( + '\t\t\n'); + }, + + _setSVGBg: function(textBgRects) { + if (this.backgroundColor) { + textBgRects.push( + '\t\t\n'); + } + }, + + /** + * Adobe Illustrator (at least CS5) is unable to render rgba()-based fill values + * we work around it by "moving" alpha channel into opacity attribute and setting fill's alpha to 1 + * + * @private + * @param {*} value + * @return {String} + */ + _getFillAttributes: function(value) { + var fillColor = (value && typeof value === 'string') ? new fabric.Color(value) : ''; + if (!fillColor || !fillColor.getSource() || fillColor.getAlpha() === 1) { + return 'fill="' + value + '"'; + } + return 'opacity="' + fillColor.getAlpha() + '" fill="' + fillColor.setAlpha(1).toRgb() + '"'; + }, + /* _TO_SVG_END_ */ + + /** + * Sets specified property to a specified value + * @param {String} key + * @param {*} value + * @return {fabric.Text} thisArg + * @chainable + */ + _set: function(key, value) { + this.callSuper('_set', key, value); + + if (this._dimensionAffectingProps.indexOf(key) > -1) { + this._initDimensions(); + this.setCoords(); + } + }, + + /** + * Returns complexity of an instance + * @return {Number} complexity + */ + complexity: function() { + return 1; + } + }); + + /* _FROM_SVG_START_ */ + /** + * List of attribute names to account for when parsing SVG element (used by {@link fabric.Text.fromElement}) + * @static + * @memberOf fabric.Text + * @see: http://www.w3.org/TR/SVG/text.html#TextElement + */ + fabric.Text.ATTRIBUTE_NAMES = fabric.SHARED_ATTRIBUTES.concat( + 'x y dx dy font-family font-style font-weight font-size text-decoration text-anchor'.split(' ')); + + /** + * Default SVG font size + * @static + * @memberOf fabric.Text + */ + fabric.Text.DEFAULT_SVG_FONT_SIZE = 16; + + /** + * Returns fabric.Text instance from an SVG element (not yet implemented) + * @static + * @memberOf fabric.Text + * @param {SVGElement} element Element to parse + * @param {Object} [options] Options object + * @return {fabric.Text} Instance of fabric.Text + */ + fabric.Text.fromElement = function(element, options) { + if (!element) { + return null; + } + + var parsedAttributes = fabric.parseAttributes(element, fabric.Text.ATTRIBUTE_NAMES); + options = fabric.util.object.extend((options ? fabric.util.object.clone(options) : { }), parsedAttributes); + + options.top = options.top || 0; + options.left = options.left || 0; + if ('dx' in parsedAttributes) { + options.left += parsedAttributes.dx; + } + if ('dy' in parsedAttributes) { + options.top += parsedAttributes.dy; + } + if (!('fontSize' in options)) { + options.fontSize = fabric.Text.DEFAULT_SVG_FONT_SIZE; + } + + if (!options.originX) { + options.originX = 'left'; + } + + var textContent = ''; + + // The XML is not properly parsed in IE9 so a workaround to get + // textContent is through firstChild.data. Another workaround would be + // to convert XML loaded from a file to be converted using DOMParser (same way loadSVGFromString() does) + if (!('textContent' in element)) { + if ('firstChild' in element && element.firstChild !== null) { + if ('data' in element.firstChild && element.firstChild.data !== null) { + textContent = element.firstChild.data; + } + } + } + else { + textContent = element.textContent; + } + + textContent = textContent.replace(/^\s+|\s+$|\n+/g, '').replace(/\s+/g, ' '); + + var text = new fabric.Text(textContent, options), + textHeightScaleFactor = text.getHeight() / text.height, + lineHeightDiff = (text.height + text.strokeWidth) * text.lineHeight - text.height, + scaledDiff = lineHeightDiff * textHeightScaleFactor, + textHeight = text.getHeight() + scaledDiff, + offX = 0; + /* + Adjust positioning: + x/y attributes in SVG correspond to the bottom-left corner of text bounding box + top/left properties in Fabric correspond to center point of text bounding box + */ + if (text.originX === 'left') { + offX = text.getWidth() / 2; + } + if (text.originX === 'right') { + offX = -text.getWidth() / 2; + } + text.set({ + left: text.getLeft() + offX, + top: text.getTop() - textHeight / 2 + text.fontSize * (0.18 + text._fontSizeFraction) / text.lineHeight /* 0.3 is the old lineHeight */ + }); + + return text; + }; + /* _FROM_SVG_END_ */ + + /** + * Returns fabric.Text instance from an object representation + * @static + * @memberOf fabric.Text + * @param {Object} object Object to create an instance from + * @param {Function} [callback] Callback to invoke when an fabric.Text instance is created + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + * @return {fabric.Text} Instance of fabric.Text + */ + fabric.Text.fromObject = function(object, callback, forceAsync) { + return fabric.Object._fromObject('Text', object, callback, forceAsync, 'text'); + }; + + fabric.util.createAccessors(fabric.Text); + +})(typeof exports !== 'undefined' ? exports : this); + + +(function() { + + var clone = fabric.util.object.clone; + + /** + * IText class (introduced in v1.4) Events are also fired with "text:" + * prefix when observing canvas. + * @class fabric.IText + * @extends fabric.Text + * @mixes fabric.Observable + * + * @fires changed + * @fires selection:changed + * @fires editing:entered + * @fires editing:exited + * + * @return {fabric.IText} thisArg + * @see {@link fabric.IText#initialize} for constructor definition + * + *

Supported key combinations:

+ *
+   *   Move cursor:                    left, right, up, down
+   *   Select character:               shift + left, shift + right
+   *   Select text vertically:         shift + up, shift + down
+   *   Move cursor by word:            alt + left, alt + right
+   *   Select words:                   shift + alt + left, shift + alt + right
+   *   Move cursor to line start/end:  cmd + left, cmd + right or home, end
+   *   Select till start/end of line:  cmd + shift + left, cmd + shift + right or shift + home, shift + end
+   *   Jump to start/end of text:      cmd + up, cmd + down
+   *   Select till start/end of text:  cmd + shift + up, cmd + shift + down or shift + pgUp, shift + pgDown
+   *   Delete character:               backspace
+   *   Delete word:                    alt + backspace
+   *   Delete line:                    cmd + backspace
+   *   Forward delete:                 delete
+   *   Copy text:                      ctrl/cmd + c
+   *   Paste text:                     ctrl/cmd + v
+   *   Cut text:                       ctrl/cmd + x
+   *   Select entire text:             ctrl/cmd + a
+   *   Quit editing                    tab or esc
+   * 
+ * + *

Supported mouse/touch combination

+ *
+   *   Position cursor:                click/touch
+   *   Create selection:               click/touch & drag
+   *   Create selection:               click & shift + click
+   *   Select word:                    double click
+   *   Select line:                    triple click
+   * 
+ */ + fabric.IText = fabric.util.createClass(fabric.Text, fabric.Observable, /** @lends fabric.IText.prototype */ { + + /** + * Type of an object + * @type String + * @default + */ + type: 'i-text', + + /** + * Index where text selection starts (or where cursor is when there is no selection) + * @type Number + * @default + */ + selectionStart: 0, + + /** + * Index where text selection ends + * @type Number + * @default + */ + selectionEnd: 0, + + /** + * Color of text selection + * @type String + * @default + */ + selectionColor: 'rgba(17,119,255,0.3)', + + /** + * Indicates whether text is in editing mode + * @type Boolean + * @default + */ + isEditing: false, + + /** + * Indicates whether a text can be edited + * @type Boolean + * @default + */ + editable: true, + + /** + * Border color of text object while it's in editing mode + * @type String + * @default + */ + editingBorderColor: 'rgba(102,153,255,0.25)', + + /** + * Width of cursor (in px) + * @type Number + * @default + */ + cursorWidth: 2, + + /** + * Color of default cursor (when not overwritten by character style) + * @type String + * @default + */ + cursorColor: '#333', + + /** + * Delay between cursor blink (in ms) + * @type Number + * @default + */ + cursorDelay: 1000, + + /** + * Duration of cursor fadein (in ms) + * @type Number + * @default + */ + cursorDuration: 600, + + /** + * Object containing character styles + * (where top-level properties corresponds to line number and 2nd-level properties -- to char number in a line) + * @type Object + * @default + */ + styles: null, + + /** + * Indicates whether internal text char widths can be cached + * @type Boolean + * @default + */ + caching: true, + + /** + * @private + */ + _reSpace: /\s|\n/, + + /** + * @private + */ + _currentCursorOpacity: 0, + + /** + * @private + */ + _selectionDirection: null, + + /** + * @private + */ + _abortCursorAnimation: false, + + /** + * @private + */ + __widthOfSpace: [], + + /** + * Constructor + * @param {String} text Text string + * @param {Object} [options] Options object + * @return {fabric.IText} thisArg + */ + initialize: function(text, options) { + this.styles = options ? (options.styles || { }) : { }; + this.callSuper('initialize', text, options); + this.initBehavior(); + }, + + /** + * @private + */ + _clearCache: function() { + this.callSuper('_clearCache'); + this.__widthOfSpace = []; + }, + + /** + * Returns true if object has no styling + */ + isEmptyStyles: function() { + if (!this.styles) { + return true; + } + var obj = this.styles; + + for (var p1 in obj) { + for (var p2 in obj[p1]) { + // eslint-disable-next-line no-unused-vars + for (var p3 in obj[p1][p2]) { + return false; + } + } + } + return true; + }, + + /** + * Sets selection start (left boundary of a selection) + * @param {Number} index Index to set selection start to + */ + setSelectionStart: function(index) { + index = Math.max(index, 0); + this._updateAndFire('selectionStart', index); + }, + + /** + * Sets selection end (right boundary of a selection) + * @param {Number} index Index to set selection end to + */ + setSelectionEnd: function(index) { + index = Math.min(index, this.text.length); + this._updateAndFire('selectionEnd', index); + }, + + /** + * @private + * @param {String} property 'selectionStart' or 'selectionEnd' + * @param {Number} index new position of property + */ + _updateAndFire: function(property, index) { + if (this[property] !== index) { + this._fireSelectionChanged(); + this[property] = index; + } + this._updateTextarea(); + }, + + /** + * Fires the even of selection changed + * @private + */ + _fireSelectionChanged: function() { + this.fire('selection:changed'); + this.canvas && this.canvas.fire('text:selection:changed', { target: this }); + }, + + /** + * Gets style of a current selection/cursor (at the start position) + * @param {Number} [startIndex] Start index to get styles at + * @param {Number} [endIndex] End index to get styles at + * @return {Object} styles Style object at a specified (or current) index + */ + getSelectionStyles: function(startIndex, endIndex) { + + if (arguments.length === 2) { + var styles = []; + for (var i = startIndex; i < endIndex; i++) { + styles.push(this.getSelectionStyles(i)); + } + return styles; + } + + var loc = this.get2DCursorLocation(startIndex), + style = this._getStyleDeclaration(loc.lineIndex, loc.charIndex); + + return style || {}; + }, + + /** + * Sets style of a current selection + * @param {Object} [styles] Styles object + * @return {fabric.IText} thisArg + * @chainable + */ + setSelectionStyles: function(styles) { + if (this.selectionStart === this.selectionEnd) { + this._extendStyles(this.selectionStart, styles); + } + else { + for (var i = this.selectionStart; i < this.selectionEnd; i++) { + this._extendStyles(i, styles); + } + } + /* not included in _extendStyles to avoid clearing cache more than once */ + this._forceClearCache = true; + return this; + }, + + /** + * @private + */ + _extendStyles: function(index, styles) { + var loc = this.get2DCursorLocation(index); + + if (!this._getLineStyle(loc.lineIndex)) { + this._setLineStyle(loc.lineIndex, {}); + } + + if (!this._getStyleDeclaration(loc.lineIndex, loc.charIndex)) { + this._setStyleDeclaration(loc.lineIndex, loc.charIndex, {}); + } + + fabric.util.object.extend(this._getStyleDeclaration(loc.lineIndex, loc.charIndex), styles); + }, + + /** + * Initialize text dimensions. Render all text on given context + * or on a offscreen canvas to get the text width with measureText. + * Updates this.width and this.height with the proper values. + * Does not return dimensions. + * @param {CanvasRenderingContext2D} [ctx] Context to render on + * @private + */ + _initDimensions: function(ctx) { + if (!ctx) { + this.clearContextTop(); + } + this.callSuper('_initDimensions', ctx); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Boolean} noTransform + */ + render: function(ctx, noTransform) { + this.clearContextTop(); + this.callSuper('render', ctx, noTransform); + // clear the cursorOffsetCache, so we ensure to calculate once per renderCursor + // the correct position but not at every cursor animation. + this.cursorOffsetCache = { }; + this.renderCursorOrSelection(); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _render: function(ctx) { + this.callSuper('_render', ctx); + this.ctx = ctx; + }, + + /** + * Prepare and clean the contextTop + */ + clearContextTop: function() { + if (!this.active || !this.isEditing) { + return; + } + if (this.canvas && this.canvas.contextTop) { + var ctx = this.canvas.contextTop; + ctx.save(); + ctx.transform.apply(ctx, this.canvas.viewportTransform); + this.transform(ctx); + this.transformMatrix && ctx.transform.apply(ctx, this.transformMatrix); + this._clearTextArea(ctx); + ctx.restore(); + } + }, + + /** + * Renders cursor or selection (depending on what exists) + */ + renderCursorOrSelection: function() { + if (!this.active || !this.isEditing) { + return; + } + var chars = this.text.split(''), + boundaries, ctx; + if (this.canvas && this.canvas.contextTop) { + ctx = this.canvas.contextTop; + ctx.save(); + ctx.transform.apply(ctx, this.canvas.viewportTransform); + this.transform(ctx); + this.transformMatrix && ctx.transform.apply(ctx, this.transformMatrix); + this._clearTextArea(ctx); + } + else { + ctx = this.ctx; + ctx.save(); + } + if (this.selectionStart === this.selectionEnd) { + boundaries = this._getCursorBoundaries(chars, 'cursor'); + this.renderCursor(boundaries, ctx); + } + else { + boundaries = this._getCursorBoundaries(chars, 'selection'); + this.renderSelection(chars, boundaries, ctx); + } + ctx.restore(); + }, + + _clearTextArea: function(ctx) { + // we add 4 pixel, to be sure to do not leave any pixel out + var width = this.width + 4, height = this.height + 4; + ctx.clearRect(-width / 2, -height / 2, width, height); + }, + /** + * Returns 2d representation (lineIndex and charIndex) of cursor (or selection start) + * @param {Number} [selectionStart] Optional index. When not given, current selectionStart is used. + */ + get2DCursorLocation: function(selectionStart) { + if (typeof selectionStart === 'undefined') { + selectionStart = this.selectionStart; + } + var len = this._textLines.length; + for (var i = 0; i < len; i++) { + if (selectionStart <= this._textLines[i].length) { + return { + lineIndex: i, + charIndex: selectionStart + }; + } + selectionStart -= this._textLines[i].length + 1; + } + return { + lineIndex: i - 1, + charIndex: this._textLines[i - 1].length < selectionStart ? this._textLines[i - 1].length : selectionStart + }; + }, + + /** + * Returns complete style of char at the current cursor + * @param {Number} lineIndex Line index + * @param {Number} charIndex Char index + * @return {Object} Character style + */ + getCurrentCharStyle: function(lineIndex, charIndex) { + var style = this._getStyleDeclaration(lineIndex, charIndex === 0 ? 0 : charIndex - 1); + + return { + fontSize: style && style.fontSize || this.fontSize, + fill: style && style.fill || this.fill, + textBackgroundColor: style && style.textBackgroundColor || this.textBackgroundColor, + textDecoration: style && style.textDecoration || this.textDecoration, + fontFamily: style && style.fontFamily || this.fontFamily, + fontWeight: style && style.fontWeight || this.fontWeight, + fontStyle: style && style.fontStyle || this.fontStyle, + stroke: style && style.stroke || this.stroke, + strokeWidth: style && style.strokeWidth || this.strokeWidth + }; + }, + + /** + * Returns fontSize of char at the current cursor + * @param {Number} lineIndex Line index + * @param {Number} charIndex Char index + * @return {Number} Character font size + */ + getCurrentCharFontSize: function(lineIndex, charIndex) { + var style = this._getStyleDeclaration(lineIndex, charIndex === 0 ? 0 : charIndex - 1); + return style && style.fontSize ? style.fontSize : this.fontSize; + }, + + /** + * Returns color (fill) of char at the current cursor + * @param {Number} lineIndex Line index + * @param {Number} charIndex Char index + * @return {String} Character color (fill) + */ + getCurrentCharColor: function(lineIndex, charIndex) { + var style = this._getStyleDeclaration(lineIndex, charIndex === 0 ? 0 : charIndex - 1); + return style && style.fill ? style.fill : this.cursorColor; + }, + + /** + * Returns cursor boundaries (left, top, leftOffset, topOffset) + * @private + * @param {Array} chars Array of characters + * @param {String} typeOfBoundaries + */ + _getCursorBoundaries: function(chars, typeOfBoundaries) { + + // left/top are left/top of entire text box + // leftOffset/topOffset are offset from that left/top point of a text box + + var left = Math.round(this._getLeftOffset()), + top = this._getTopOffset(), + + offsets = this._getCursorBoundariesOffsets( + chars, typeOfBoundaries); + + return { + left: left, + top: top, + leftOffset: offsets.left + offsets.lineLeft, + topOffset: offsets.top + }; + }, + + /** + * @private + */ + _getCursorBoundariesOffsets: function(chars, typeOfBoundaries) { + if (this.cursorOffsetCache && 'top' in this.cursorOffsetCache) { + return this.cursorOffsetCache; + } + var lineLeftOffset = 0, + lineIndex = 0, + charIndex = 0, + topOffset = 0, + leftOffset = 0, + boundaries; + + for (var i = 0; i < this.selectionStart; i++) { + if (chars[i] === '\n') { + leftOffset = 0; + topOffset += this._getHeightOfLine(this.ctx, lineIndex); + + lineIndex++; + charIndex = 0; + } + else { + leftOffset += this._getWidthOfChar(this.ctx, chars[i], lineIndex, charIndex); + charIndex++; + } + + lineLeftOffset = this._getLineLeftOffset(this._getLineWidth(this.ctx, lineIndex)); + } + if (typeOfBoundaries === 'cursor') { + topOffset += (1 - this._fontSizeFraction) * this._getHeightOfLine(this.ctx, lineIndex) / this.lineHeight + - this.getCurrentCharFontSize(lineIndex, charIndex) * (1 - this._fontSizeFraction); + } + if (this.charSpacing !== 0 && charIndex === this._textLines[lineIndex].length) { + leftOffset -= this._getWidthOfCharSpacing(); + } + boundaries = { + top: topOffset, + left: leftOffset > 0 ? leftOffset : 0, + lineLeft: lineLeftOffset + }; + this.cursorOffsetCache = boundaries; + return this.cursorOffsetCache; + }, + + /** + * Renders cursor + * @param {Object} boundaries + * @param {CanvasRenderingContext2D} ctx transformed context to draw on + */ + renderCursor: function(boundaries, ctx) { + + var cursorLocation = this.get2DCursorLocation(), + lineIndex = cursorLocation.lineIndex, + charIndex = cursorLocation.charIndex, + charHeight = this.getCurrentCharFontSize(lineIndex, charIndex), + leftOffset = boundaries.leftOffset, + multiplier = this.scaleX * this.canvas.getZoom(), + cursorWidth = this.cursorWidth / multiplier; + + ctx.fillStyle = this.getCurrentCharColor(lineIndex, charIndex); + ctx.globalAlpha = this.__isMousedown ? 1 : this._currentCursorOpacity; + + ctx.fillRect( + boundaries.left + leftOffset - cursorWidth / 2, + boundaries.top + boundaries.topOffset, + cursorWidth, + charHeight); + }, + + /** + * Renders text selection + * @param {Array} chars Array of characters + * @param {Object} boundaries Object with left/top/leftOffset/topOffset + * @param {CanvasRenderingContext2D} ctx transformed context to draw on + */ + renderSelection: function(chars, boundaries, ctx) { + + ctx.fillStyle = this.selectionColor; + + var start = this.get2DCursorLocation(this.selectionStart), + end = this.get2DCursorLocation(this.selectionEnd), + startLine = start.lineIndex, + endLine = end.lineIndex; + for (var i = startLine; i <= endLine; i++) { + var lineOffset = this._getLineLeftOffset(this._getLineWidth(ctx, i)) || 0, + lineHeight = this._getHeightOfLine(this.ctx, i), + realLineHeight = 0, boxWidth = 0, line = this._textLines[i]; + + if (i === startLine) { + for (var j = 0, len = line.length; j < len; j++) { + if (j >= start.charIndex && (i !== endLine || j < end.charIndex)) { + boxWidth += this._getWidthOfChar(ctx, line[j], i, j); + } + if (j < start.charIndex) { + lineOffset += this._getWidthOfChar(ctx, line[j], i, j); + } + } + if (j === line.length) { + boxWidth -= this._getWidthOfCharSpacing(); + } + } + else if (i > startLine && i < endLine) { + boxWidth += this._getLineWidth(ctx, i) || 5; + } + else if (i === endLine) { + for (var j2 = 0, j2len = end.charIndex; j2 < j2len; j2++) { + boxWidth += this._getWidthOfChar(ctx, line[j2], i, j2); + } + if (end.charIndex === line.length) { + boxWidth -= this._getWidthOfCharSpacing(); + } + } + realLineHeight = lineHeight; + if (this.lineHeight < 1 || (i === endLine && this.lineHeight > 1)) { + lineHeight /= this.lineHeight; + } + ctx.fillRect( + boundaries.left + lineOffset, + boundaries.top + boundaries.topOffset, + boxWidth > 0 ? boxWidth : 0, + lineHeight); + + boundaries.topOffset += realLineHeight; + } + }, + + /** + * @private + * @param {String} method + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {String} line Content of the line + * @param {Number} left + * @param {Number} top + * @param {Number} lineIndex + * @param {Number} charOffset + */ + _renderChars: function(method, ctx, line, left, top, lineIndex, charOffset) { + + if (this.isEmptyStyles()) { + return this._renderCharsFast(method, ctx, line, left, top); + } + + charOffset = charOffset || 0; + + // set proper line offset + var lineHeight = this._getHeightOfLine(ctx, lineIndex), + prevStyle, + thisStyle, + charsToRender = ''; + + ctx.save(); + top -= lineHeight / this.lineHeight * this._fontSizeFraction; + for (var i = charOffset, len = line.length + charOffset; i <= len; i++) { + prevStyle = prevStyle || this.getCurrentCharStyle(lineIndex, i); + thisStyle = this.getCurrentCharStyle(lineIndex, i + 1); + + if (this._hasStyleChanged(prevStyle, thisStyle) || i === len) { + this._renderChar(method, ctx, lineIndex, i - 1, charsToRender, left, top, lineHeight); + charsToRender = ''; + prevStyle = thisStyle; + } + charsToRender += line[i - charOffset]; + } + ctx.restore(); + }, + + /** + * @private + * @param {String} method + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {String} line Content of the line + * @param {Number} left Left coordinate + * @param {Number} top Top coordinate + */ + _renderCharsFast: function(method, ctx, line, left, top) { + + if (method === 'fillText' && this.fill) { + this.callSuper('_renderChars', method, ctx, line, left, top); + } + if (method === 'strokeText' && ((this.stroke && this.strokeWidth > 0) || this.skipFillStrokeCheck)) { + this.callSuper('_renderChars', method, ctx, line, left, top); + } + }, + + /** + * @private + * @param {String} method + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Number} lineIndex + * @param {Number} i + * @param {String} _char + * @param {Number} left Left coordinate + * @param {Number} top Top coordinate + * @param {Number} lineHeight Height of the line + */ + _renderChar: function(method, ctx, lineIndex, i, _char, left, top, lineHeight) { + var charWidth, charHeight, shouldFill, shouldStroke, + decl = this._getStyleDeclaration(lineIndex, i), + offset, textDecoration, chars, additionalSpace, _charWidth; + + if (decl) { + charHeight = this._getHeightOfChar(ctx, _char, lineIndex, i); + shouldStroke = decl.stroke; + shouldFill = decl.fill; + textDecoration = decl.textDecoration; + } + else { + charHeight = this.fontSize; + } + + shouldStroke = (shouldStroke || this.stroke) && method === 'strokeText'; + shouldFill = (shouldFill || this.fill) && method === 'fillText'; + + decl && ctx.save(); + + charWidth = this._applyCharStylesGetWidth(ctx, _char, lineIndex, i, decl || null); + textDecoration = textDecoration || this.textDecoration; + + if (decl && decl.textBackgroundColor) { + this._removeShadow(ctx); + } + if (this.charSpacing !== 0) { + additionalSpace = this._getWidthOfCharSpacing(); + chars = _char.split(''); + charWidth = 0; + for (var j = 0, len = chars.length, jChar; j < len; j++) { + jChar = chars[j]; + shouldFill && ctx.fillText(jChar, left + charWidth, top); + shouldStroke && ctx.strokeText(jChar, left + charWidth, top); + _charWidth = ctx.measureText(jChar).width + additionalSpace; + charWidth += _charWidth > 0 ? _charWidth : 0; + } + } + else { + shouldFill && ctx.fillText(_char, left, top); + shouldStroke && ctx.strokeText(_char, left, top); + } + + if (textDecoration || textDecoration !== '') { + offset = this._fontSizeFraction * lineHeight / this.lineHeight; + this._renderCharDecoration(ctx, textDecoration, left, top, offset, charWidth, charHeight); + } + + decl && ctx.restore(); + ctx.translate(charWidth, 0); + }, + + /** + * @private + * @param {Object} prevStyle + * @param {Object} thisStyle + */ + _hasStyleChanged: function(prevStyle, thisStyle) { + return (prevStyle.fill !== thisStyle.fill || + prevStyle.fontSize !== thisStyle.fontSize || + prevStyle.textBackgroundColor !== thisStyle.textBackgroundColor || + prevStyle.textDecoration !== thisStyle.textDecoration || + prevStyle.fontFamily !== thisStyle.fontFamily || + prevStyle.fontWeight !== thisStyle.fontWeight || + prevStyle.fontStyle !== thisStyle.fontStyle || + prevStyle.stroke !== thisStyle.stroke || + prevStyle.strokeWidth !== thisStyle.strokeWidth + ); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderCharDecoration: function(ctx, textDecoration, left, top, offset, charWidth, charHeight) { + + if (!textDecoration) { + return; + } + + var decorationWeight = charHeight / 15, + positions = { + underline: top + charHeight / 10, + 'line-through': top - charHeight * (this._fontSizeFraction + this._fontSizeMult - 1) + decorationWeight, + overline: top - (this._fontSizeMult - this._fontSizeFraction) * charHeight + }, + decorations = ['underline', 'line-through', 'overline'], i, decoration; + + for (i = 0; i < decorations.length; i++) { + decoration = decorations[i]; + if (textDecoration.indexOf(decoration) > -1) { + ctx.fillRect(left, positions[decoration], charWidth , decorationWeight); + } + } + }, + + /** + * @private + * @param {String} method + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {String} line + * @param {Number} left + * @param {Number} top + * @param {Number} lineIndex + */ + _renderTextLine: function(method, ctx, line, left, top, lineIndex) { + // to "cancel" this.fontSize subtraction in fabric.Text#_renderTextLine + // the adding 0.03 is just to align text with itext by overlap test + if (!this.isEmptyStyles()) { + top += this.fontSize * (this._fontSizeFraction + 0.03); + } + this.callSuper('_renderTextLine', method, ctx, line, left, top, lineIndex); + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderTextDecoration: function(ctx) { + if (this.isEmptyStyles()) { + return this.callSuper('_renderTextDecoration', ctx); + } + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _renderTextLinesBackground: function(ctx) { + this.callSuper('_renderTextLinesBackground', ctx); + + var lineTopOffset = 0, heightOfLine, + lineWidth, lineLeftOffset, + leftOffset = this._getLeftOffset(), + topOffset = this._getTopOffset(), + colorCache = '', + line, _char, style, leftCache, + topCache, widthCache, heightCache; + ctx.save(); + for (var i = 0, len = this._textLines.length; i < len; i++) { + heightOfLine = this._getHeightOfLine(ctx, i); + line = this._textLines[i]; + + if (line === '' || !this.styles || !this._getLineStyle(i)) { + lineTopOffset += heightOfLine; + continue; + } + + lineWidth = this._getLineWidth(ctx, i); + lineLeftOffset = this._getLineLeftOffset(lineWidth); + leftCache = topCache = widthCache = heightCache = 0; + for (var j = 0, jlen = line.length; j < jlen; j++) { + style = this._getStyleDeclaration(i, j) || {}; + + if (colorCache !== style.textBackgroundColor) { + if (heightCache && widthCache) { + ctx.fillStyle = colorCache; + ctx.fillRect(leftCache, topCache, widthCache, heightCache); + } + leftCache = topCache = widthCache = heightCache = 0; + colorCache = style.textBackgroundColor || ''; + } + + if (!style.textBackgroundColor) { + colorCache = ''; + continue; + } + _char = line[j]; + + if (colorCache === style.textBackgroundColor) { + colorCache = style.textBackgroundColor; + if (!leftCache) { + leftCache = leftOffset + lineLeftOffset + this._getWidthOfCharsAt(ctx, i, j); + } + topCache = topOffset + lineTopOffset; + widthCache += this._getWidthOfChar(ctx, _char, i, j); + heightCache = heightOfLine / this.lineHeight; + } + } + // if a textBackgroundColor ends on the last character of a line + if (heightCache && widthCache) { + ctx.fillStyle = colorCache; + ctx.fillRect(leftCache, topCache, widthCache, heightCache); + leftCache = topCache = widthCache = heightCache = 0; + } + lineTopOffset += heightOfLine; + } + ctx.restore(); + }, + + /** + * @private + */ + _getCacheProp: function(_char, styleDeclaration) { + return _char + + styleDeclaration.fontSize + + styleDeclaration.fontWeight + + styleDeclaration.fontStyle; + }, + + /** + * @private + * @param {String} fontFamily name + * @return {Object} reference to cache + */ + _getFontCache: function(fontFamily) { + if (!fabric.charWidthsCache[fontFamily]) { + fabric.charWidthsCache[fontFamily] = { }; + } + return fabric.charWidthsCache[fontFamily]; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {String} _char + * @param {Number} lineIndex + * @param {Number} charIndex + * @param {Object} [decl] + */ + _applyCharStylesGetWidth: function(ctx, _char, lineIndex, charIndex, decl) { + var charDecl = decl || this._getStyleDeclaration(lineIndex, charIndex), + styleDeclaration = clone(charDecl), + width, cacheProp, charWidthsCache; + + this._applyFontStyles(styleDeclaration); + charWidthsCache = this._getFontCache(styleDeclaration.fontFamily); + cacheProp = this._getCacheProp(_char, styleDeclaration); + + // short-circuit if no styles for this char + // global style from object is always applyed and handled by save and restore + if (!charDecl && charWidthsCache[cacheProp] && this.caching) { + return charWidthsCache[cacheProp]; + } + + if (typeof styleDeclaration.shadow === 'string') { + styleDeclaration.shadow = new fabric.Shadow(styleDeclaration.shadow); + } + + var fill = styleDeclaration.fill || this.fill; + ctx.fillStyle = fill.toLive + ? fill.toLive(ctx, this) + : fill; + + if (styleDeclaration.stroke) { + ctx.strokeStyle = (styleDeclaration.stroke && styleDeclaration.stroke.toLive) + ? styleDeclaration.stroke.toLive(ctx, this) + : styleDeclaration.stroke; + } + + ctx.lineWidth = styleDeclaration.strokeWidth || this.strokeWidth; + ctx.font = this._getFontDeclaration.call(styleDeclaration); + + //if we want this._setShadow.call to work with styleDeclarion + //we have to add those references + if (styleDeclaration.shadow) { + styleDeclaration.scaleX = this.scaleX; + styleDeclaration.scaleY = this.scaleY; + styleDeclaration.canvas = this.canvas; + styleDeclaration.getObjectScaling = this.getObjectScaling; + this._setShadow.call(styleDeclaration, ctx); + } + + if (!this.caching || !charWidthsCache[cacheProp]) { + width = ctx.measureText(_char).width; + this.caching && (charWidthsCache[cacheProp] = width); + return width; + } + + return charWidthsCache[cacheProp]; + }, + + /** + * @private + * @param {Object} styleDeclaration + */ + _applyFontStyles: function(styleDeclaration) { + if (!styleDeclaration.fontFamily) { + styleDeclaration.fontFamily = this.fontFamily; + } + if (!styleDeclaration.fontSize) { + styleDeclaration.fontSize = this.fontSize; + } + if (!styleDeclaration.fontWeight) { + styleDeclaration.fontWeight = this.fontWeight; + } + if (!styleDeclaration.fontStyle) { + styleDeclaration.fontStyle = this.fontStyle; + } + }, + + /** + * @param {Number} lineIndex + * @param {Number} charIndex + * @param {Boolean} [returnCloneOrEmpty=false] + * @private + */ + _getStyleDeclaration: function(lineIndex, charIndex, returnCloneOrEmpty) { + if (returnCloneOrEmpty) { + return (this.styles[lineIndex] && this.styles[lineIndex][charIndex]) + ? clone(this.styles[lineIndex][charIndex]) + : { }; + } + + return this.styles[lineIndex] && this.styles[lineIndex][charIndex] ? this.styles[lineIndex][charIndex] : null; + }, + + /** + * @param {Number} lineIndex + * @param {Number} charIndex + * @param {Object} style + * @private + */ + _setStyleDeclaration: function(lineIndex, charIndex, style) { + this.styles[lineIndex][charIndex] = style; + }, + + /** + * + * @param {Number} lineIndex + * @param {Number} charIndex + * @private + */ + _deleteStyleDeclaration: function(lineIndex, charIndex) { + delete this.styles[lineIndex][charIndex]; + }, + + /** + * @param {Number} lineIndex + * @private + */ + _getLineStyle: function(lineIndex) { + return this.styles[lineIndex]; + }, + + /** + * @param {Number} lineIndex + * @param {Object} style + * @private + */ + _setLineStyle: function(lineIndex, style) { + this.styles[lineIndex] = style; + }, + + /** + * @param {Number} lineIndex + * @private + */ + _deleteLineStyle: function(lineIndex) { + delete this.styles[lineIndex]; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _getWidthOfChar: function(ctx, _char, lineIndex, charIndex) { + if (!this._isMeasuring && this.textAlign === 'justify' && this._reSpacesAndTabs.test(_char)) { + return this._getWidthOfSpace(ctx, lineIndex); + } + ctx.save(); + var width = this._applyCharStylesGetWidth(ctx, _char, lineIndex, charIndex); + if (this.charSpacing !== 0) { + width += this._getWidthOfCharSpacing(); + } + ctx.restore(); + return width > 0 ? width : 0; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Number} lineIndex + * @param {Number} charIndex + */ + _getHeightOfChar: function(ctx, lineIndex, charIndex) { + var style = this._getStyleDeclaration(lineIndex, charIndex); + return style && style.fontSize ? style.fontSize : this.fontSize; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Number} lineIndex + * @param {Number} charIndex + */ + _getWidthOfCharsAt: function(ctx, lineIndex, charIndex) { + var width = 0, i, _char; + for (i = 0; i < charIndex; i++) { + _char = this._textLines[lineIndex][i]; + width += this._getWidthOfChar(ctx, _char, lineIndex, i); + } + return width; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Number} lineIndex line number + * @return {Number} Line width + */ + _measureLine: function(ctx, lineIndex) { + this._isMeasuring = true; + var width = this._getWidthOfCharsAt(ctx, lineIndex, this._textLines[lineIndex].length); + if (this.charSpacing !== 0) { + width -= this._getWidthOfCharSpacing(); + } + this._isMeasuring = false; + return width > 0 ? width : 0; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {Number} lineIndex + */ + _getWidthOfSpace: function (ctx, lineIndex) { + if (this.__widthOfSpace[lineIndex]) { + return this.__widthOfSpace[lineIndex]; + } + var line = this._textLines[lineIndex], + wordsWidth = this._getWidthOfWords(ctx, line, lineIndex, 0), + widthDiff = this.width - wordsWidth, + numSpaces = line.length - line.replace(this._reSpacesAndTabs, '').length, + width = Math.max(widthDiff / numSpaces, ctx.measureText(' ').width); + this.__widthOfSpace[lineIndex] = width; + return width; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + * @param {String} line + * @param {Number} lineIndex + * @param {Number} charOffset + */ + _getWidthOfWords: function (ctx, line, lineIndex, charOffset) { + var width = 0; + + for (var charIndex = 0; charIndex < line.length; charIndex++) { + var _char = line[charIndex]; + + if (!_char.match(/\s/)) { + width += this._getWidthOfChar(ctx, _char, lineIndex, charIndex + charOffset); + } + } + + return width; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _getHeightOfLine: function(ctx, lineIndex) { + if (this.__lineHeights[lineIndex]) { + return this.__lineHeights[lineIndex]; + } + + var line = this._textLines[lineIndex], + maxHeight = this._getHeightOfChar(ctx, lineIndex, 0); + + for (var i = 1, len = line.length; i < len; i++) { + var currentCharHeight = this._getHeightOfChar(ctx, lineIndex, i); + if (currentCharHeight > maxHeight) { + maxHeight = currentCharHeight; + } + } + this.__lineHeights[lineIndex] = maxHeight * this.lineHeight * this._fontSizeMult; + return this.__lineHeights[lineIndex]; + }, + + /** + * @private + * @param {CanvasRenderingContext2D} ctx Context to render on + */ + _getTextHeight: function(ctx) { + var lineHeight, height = 0; + for (var i = 0, len = this._textLines.length; i < len; i++) { + lineHeight = this._getHeightOfLine(ctx, i); + height += (i === len - 1 ? lineHeight / this.lineHeight : lineHeight); + } + return height; + }, + + /** + * Returns object representation of an instance + * @method toObject + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toObject: function(propertiesToInclude) { + return fabric.util.object.extend(this.callSuper('toObject', propertiesToInclude), { + styles: clone(this.styles, true) + }); + } + }); + + /** + * Returns fabric.IText instance from an object representation + * @static + * @memberOf fabric.IText + * @param {Object} object Object to create an instance from + * @param {function} [callback] invoked with new instance as argument + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + * @return {fabric.IText} instance of fabric.IText + */ + fabric.IText.fromObject = function(object, callback, forceAsync) { + return fabric.Object._fromObject('IText', object, callback, forceAsync, 'text'); + }; +})(); + + +(function() { + + var clone = fabric.util.object.clone; + + fabric.util.object.extend(fabric.IText.prototype, /** @lends fabric.IText.prototype */ { + + /** + * Initializes all the interactive behavior of IText + */ + initBehavior: function() { + this.initAddedHandler(); + this.initRemovedHandler(); + this.initCursorSelectionHandlers(); + this.initDoubleClickSimulation(); + this.mouseMoveHandler = this.mouseMoveHandler.bind(this); + }, + + onDeselect: function() { + this.isEditing && this.exitEditing(); + this.selected = false; + this.callSuper('onDeselect'); + }, + + /** + * Initializes "added" event handler + */ + initAddedHandler: function() { + var _this = this; + this.on('added', function() { + var canvas = _this.canvas; + if (canvas) { + if (!canvas._hasITextHandlers) { + canvas._hasITextHandlers = true; + _this._initCanvasHandlers(canvas); + } + canvas._iTextInstances = canvas._iTextInstances || []; + canvas._iTextInstances.push(_this); + } + }); + }, + + initRemovedHandler: function() { + var _this = this; + this.on('removed', function() { + var canvas = _this.canvas; + if (canvas) { + canvas._iTextInstances = canvas._iTextInstances || []; + fabric.util.removeFromArray(canvas._iTextInstances, _this); + if (canvas._iTextInstances.length === 0) { + canvas._hasITextHandlers = false; + _this._removeCanvasHandlers(canvas); + } + } + }); + }, + + /** + * register canvas event to manage exiting on other instances + * @private + */ + _initCanvasHandlers: function(canvas) { + canvas._mouseUpITextHandler = (function() { + if (canvas._iTextInstances) { + canvas._iTextInstances.forEach(function(obj) { + obj.__isMousedown = false; + }); + } + }).bind(this); + canvas.on('mouse:up', canvas._mouseUpITextHandler); + }, + + /** + * remove canvas event to manage exiting on other instances + * @private + */ + _removeCanvasHandlers: function(canvas) { + canvas.off('mouse:up', canvas._mouseUpITextHandler); + }, + + /** + * @private + */ + _tick: function() { + this._currentTickState = this._animateCursor(this, 1, this.cursorDuration, '_onTickComplete'); + }, + + /** + * @private + */ + _animateCursor: function(obj, targetOpacity, duration, completeMethod) { + + var tickState; + + tickState = { + isAborted: false, + abort: function() { + this.isAborted = true; + }, + }; + + obj.animate('_currentCursorOpacity', targetOpacity, { + duration: duration, + onComplete: function() { + if (!tickState.isAborted) { + obj[completeMethod](); + } + }, + onChange: function() { + // we do not want to animate a selection, only cursor + if (obj.canvas && obj.selectionStart === obj.selectionEnd) { + obj.renderCursorOrSelection(); + } + }, + abort: function() { + return tickState.isAborted; + } + }); + return tickState; + }, + + /** + * @private + */ + _onTickComplete: function() { + + var _this = this; + + if (this._cursorTimeout1) { + clearTimeout(this._cursorTimeout1); + } + this._cursorTimeout1 = setTimeout(function() { + _this._currentTickCompleteState = _this._animateCursor(_this, 0, this.cursorDuration / 2, '_tick'); + }, 100); + }, + + /** + * Initializes delayed cursor + */ + initDelayedCursor: function(restart) { + var _this = this, + delay = restart ? 0 : this.cursorDelay; + + this.abortCursorAnimation(); + this._currentCursorOpacity = 1; + this._cursorTimeout2 = setTimeout(function() { + _this._tick(); + }, delay); + }, + + /** + * Aborts cursor animation and clears all timeouts + */ + abortCursorAnimation: function() { + var shouldClear = this._currentTickState || this._currentTickCompleteState; + this._currentTickState && this._currentTickState.abort(); + this._currentTickCompleteState && this._currentTickCompleteState.abort(); + + clearTimeout(this._cursorTimeout1); + clearTimeout(this._cursorTimeout2); + + this._currentCursorOpacity = 0; + // to clear just itext area we need to transform the context + // it may not be worth it + if (shouldClear) { + this.canvas && this.canvas.clearContext(this.canvas.contextTop || this.ctx); + } + + }, + + /** + * Selects entire text + */ + selectAll: function() { + this.selectionStart = 0; + this.selectionEnd = this.text.length; + this._fireSelectionChanged(); + this._updateTextarea(); + }, + + /** + * Returns selected text + * @return {String} + */ + getSelectedText: function() { + return this.text.slice(this.selectionStart, this.selectionEnd); + }, + + /** + * Find new selection index representing start of current word according to current selection index + * @param {Number} startFrom Surrent selection index + * @return {Number} New selection index + */ + findWordBoundaryLeft: function(startFrom) { + var offset = 0, index = startFrom - 1; + + // remove space before cursor first + if (this._reSpace.test(this.text.charAt(index))) { + while (this._reSpace.test(this.text.charAt(index))) { + offset++; + index--; + } + } + while (/\S/.test(this.text.charAt(index)) && index > -1) { + offset++; + index--; + } + + return startFrom - offset; + }, + + /** + * Find new selection index representing end of current word according to current selection index + * @param {Number} startFrom Current selection index + * @return {Number} New selection index + */ + findWordBoundaryRight: function(startFrom) { + var offset = 0, index = startFrom; + + // remove space after cursor first + if (this._reSpace.test(this.text.charAt(index))) { + while (this._reSpace.test(this.text.charAt(index))) { + offset++; + index++; + } + } + while (/\S/.test(this.text.charAt(index)) && index < this.text.length) { + offset++; + index++; + } + + return startFrom + offset; + }, + + /** + * Find new selection index representing start of current line according to current selection index + * @param {Number} startFrom Current selection index + * @return {Number} New selection index + */ + findLineBoundaryLeft: function(startFrom) { + var offset = 0, index = startFrom - 1; + + while (!/\n/.test(this.text.charAt(index)) && index > -1) { + offset++; + index--; + } + + return startFrom - offset; + }, + + /** + * Find new selection index representing end of current line according to current selection index + * @param {Number} startFrom Current selection index + * @return {Number} New selection index + */ + findLineBoundaryRight: function(startFrom) { + var offset = 0, index = startFrom; + + while (!/\n/.test(this.text.charAt(index)) && index < this.text.length) { + offset++; + index++; + } + + return startFrom + offset; + }, + + /** + * Returns number of newlines in selected text + * @return {Number} Number of newlines in selected text + */ + getNumNewLinesInSelectedText: function() { + var selectedText = this.getSelectedText(), + numNewLines = 0; + + for (var i = 0, len = selectedText.length; i < len; i++) { + if (selectedText[i] === '\n') { + numNewLines++; + } + } + return numNewLines; + }, + + /** + * Finds index corresponding to beginning or end of a word + * @param {Number} selectionStart Index of a character + * @param {Number} direction 1 or -1 + * @return {Number} Index of the beginning or end of a word + */ + searchWordBoundary: function(selectionStart, direction) { + var index = this._reSpace.test(this.text.charAt(selectionStart)) ? selectionStart - 1 : selectionStart, + _char = this.text.charAt(index), + reNonWord = /[ \n\.,;!\?\-]/; + + while (!reNonWord.test(_char) && index > 0 && index < this.text.length) { + index += direction; + _char = this.text.charAt(index); + } + if (reNonWord.test(_char) && _char !== '\n') { + index += direction === 1 ? 0 : 1; + } + return index; + }, + + /** + * Selects a word based on the index + * @param {Number} selectionStart Index of a character + */ + selectWord: function(selectionStart) { + selectionStart = selectionStart || this.selectionStart; + var newSelectionStart = this.searchWordBoundary(selectionStart, -1), /* search backwards */ + newSelectionEnd = this.searchWordBoundary(selectionStart, 1); /* search forward */ + + this.selectionStart = newSelectionStart; + this.selectionEnd = newSelectionEnd; + this._fireSelectionChanged(); + this._updateTextarea(); + this.renderCursorOrSelection(); + }, + + /** + * Selects a line based on the index + * @param {Number} selectionStart Index of a character + */ + selectLine: function(selectionStart) { + selectionStart = selectionStart || this.selectionStart; + var newSelectionStart = this.findLineBoundaryLeft(selectionStart), + newSelectionEnd = this.findLineBoundaryRight(selectionStart); + + this.selectionStart = newSelectionStart; + this.selectionEnd = newSelectionEnd; + this._fireSelectionChanged(); + this._updateTextarea(); + }, + + /** + * Enters editing state + * @return {fabric.IText} thisArg + * @chainable + */ + enterEditing: function(e) { + if (this.isEditing || !this.editable) { + return; + } + + if (this.canvas) { + this.exitEditingOnOthers(this.canvas); + } + + this.isEditing = true; + this.selected = true; + this.initHiddenTextarea(e); + this.hiddenTextarea.focus(); + this._updateTextarea(); + this._saveEditingProps(); + this._setEditingProps(); + this._textBeforeEdit = this.text; + + this._tick(); + this.fire('editing:entered'); + this._fireSelectionChanged(); + if (!this.canvas) { + return this; + } + this.canvas.fire('text:editing:entered', { target: this }); + this.initMouseMoveHandler(); + this.canvas.renderAll(); + return this; + }, + + exitEditingOnOthers: function(canvas) { + if (canvas._iTextInstances) { + canvas._iTextInstances.forEach(function(obj) { + obj.selected = false; + if (obj.isEditing) { + obj.exitEditing(); + } + }); + } + }, + + /** + * Initializes "mousemove" event handler + */ + initMouseMoveHandler: function() { + this.canvas.on('mouse:move', this.mouseMoveHandler); + }, + + /** + * @private + */ + mouseMoveHandler: function(options) { + if (!this.__isMousedown || !this.isEditing) { + return; + } + + var newSelectionStart = this.getSelectionStartFromPointer(options.e), + currentStart = this.selectionStart, + currentEnd = this.selectionEnd; + if ( + (newSelectionStart !== this.__selectionStartOnMouseDown || currentStart === currentEnd) + && + (currentStart === newSelectionStart || currentEnd === newSelectionStart) + ) { + return; + } + if (newSelectionStart > this.__selectionStartOnMouseDown) { + this.selectionStart = this.__selectionStartOnMouseDown; + this.selectionEnd = newSelectionStart; + } + else { + this.selectionStart = newSelectionStart; + this.selectionEnd = this.__selectionStartOnMouseDown; + } + if (this.selectionStart !== currentStart || this.selectionEnd !== currentEnd) { + this.restartCursorIfNeeded(); + this._fireSelectionChanged(); + this._updateTextarea(); + this.renderCursorOrSelection(); + } + }, + + /** + * @private + */ + _setEditingProps: function() { + this.hoverCursor = 'text'; + + if (this.canvas) { + this.canvas.defaultCursor = this.canvas.moveCursor = 'text'; + } + + this.borderColor = this.editingBorderColor; + + this.hasControls = this.selectable = false; + this.lockMovementX = this.lockMovementY = true; + }, + + /** + * @private + */ + _updateTextarea: function() { + if (!this.hiddenTextarea || this.inCompositionMode) { + return; + } + this.cursorOffsetCache = { }; + this.hiddenTextarea.value = this.text; + this.hiddenTextarea.selectionStart = this.selectionStart; + this.hiddenTextarea.selectionEnd = this.selectionEnd; + if (this.selectionStart === this.selectionEnd) { + var style = this._calcTextareaPosition(); + this.hiddenTextarea.style.left = style.left; + this.hiddenTextarea.style.top = style.top; + this.hiddenTextarea.style.fontSize = style.fontSize; + } + }, + + /** + * @private + * @return {Object} style contains style for hiddenTextarea + */ + _calcTextareaPosition: function() { + if (!this.canvas) { + return { x: 1, y: 1 }; + } + var chars = this.text.split(''), + boundaries = this._getCursorBoundaries(chars, 'cursor'), + cursorLocation = this.get2DCursorLocation(), + lineIndex = cursorLocation.lineIndex, + charIndex = cursorLocation.charIndex, + charHeight = this.getCurrentCharFontSize(lineIndex, charIndex), + leftOffset = boundaries.leftOffset, + m = this.calcTransformMatrix(), + p = { + x: boundaries.left + leftOffset, + y: boundaries.top + boundaries.topOffset + charHeight + }, + upperCanvas = this.canvas.upperCanvasEl, + maxWidth = upperCanvas.width - charHeight, + maxHeight = upperCanvas.height - charHeight; + + p = fabric.util.transformPoint(p, m); + p = fabric.util.transformPoint(p, this.canvas.viewportTransform); + + if (p.x < 0) { + p.x = 0; + } + if (p.x > maxWidth) { + p.x = maxWidth; + } + if (p.y < 0) { + p.y = 0; + } + if (p.y > maxHeight) { + p.y = maxHeight; + } + + // add canvas offset on document + p.x += this.canvas._offset.left; + p.y += this.canvas._offset.top; + + return { left: p.x + 'px', top: p.y + 'px', fontSize: charHeight }; + }, + + /** + * @private + */ + _saveEditingProps: function() { + this._savedProps = { + hasControls: this.hasControls, + borderColor: this.borderColor, + lockMovementX: this.lockMovementX, + lockMovementY: this.lockMovementY, + hoverCursor: this.hoverCursor, + defaultCursor: this.canvas && this.canvas.defaultCursor, + moveCursor: this.canvas && this.canvas.moveCursor + }; + }, + + /** + * @private + */ + _restoreEditingProps: function() { + if (!this._savedProps) { + return; + } + + this.hoverCursor = this._savedProps.overCursor; + this.hasControls = this._savedProps.hasControls; + this.borderColor = this._savedProps.borderColor; + this.lockMovementX = this._savedProps.lockMovementX; + this.lockMovementY = this._savedProps.lockMovementY; + + if (this.canvas) { + this.canvas.defaultCursor = this._savedProps.defaultCursor; + this.canvas.moveCursor = this._savedProps.moveCursor; + } + }, + + /** + * Exits from editing state + * @return {fabric.IText} thisArg + * @chainable + */ + exitEditing: function() { + var isTextChanged = (this._textBeforeEdit !== this.text); + this.selected = false; + this.isEditing = false; + this.selectable = true; + + this.selectionEnd = this.selectionStart; + + if (this.hiddenTextarea) { + this.hiddenTextarea.blur && this.hiddenTextarea.blur(); + this.canvas && this.hiddenTextarea.parentNode.removeChild(this.hiddenTextarea); + this.hiddenTextarea = null; + } + + this.abortCursorAnimation(); + this._restoreEditingProps(); + this._currentCursorOpacity = 0; + + this.fire('editing:exited'); + isTextChanged && this.fire('modified'); + if (this.canvas) { + this.canvas.off('mouse:move', this.mouseMoveHandler); + this.canvas.fire('text:editing:exited', { target: this }); + isTextChanged && this.canvas.fire('object:modified', { target: this }); + } + return this; + }, + + /** + * @private + */ + _removeExtraneousStyles: function() { + for (var prop in this.styles) { + if (!this._textLines[prop]) { + delete this.styles[prop]; + } + } + }, + + /** + * @private + */ + _removeCharsFromTo: function(start, end) { + while (end !== start) { + this._removeSingleCharAndStyle(start + 1); + end--; + } + this.selectionStart = start; + this.selectionEnd = start; + }, + + _removeSingleCharAndStyle: function(index) { + var isBeginningOfLine = this.text[index - 1] === '\n', + indexStyle = isBeginningOfLine ? index : index - 1; + this.removeStyleObject(isBeginningOfLine, indexStyle); + this.text = this.text.slice(0, index - 1) + + this.text.slice(index); + + this._textLines = this._splitTextIntoLines(); + }, + + /** + * Inserts characters where cursor is (replacing selection if one exists) + * @param {String} _chars Characters to insert + * @param {Boolean} useCopiedStyle use fabric.copiedTextStyle + */ + insertChars: function(_chars, useCopiedStyle) { + var style; + + if (this.selectionEnd - this.selectionStart > 1) { + this._removeCharsFromTo(this.selectionStart, this.selectionEnd); + } + //short circuit for block paste + if (!useCopiedStyle && this.isEmptyStyles()) { + this.insertChar(_chars, false); + return; + } + for (var i = 0, len = _chars.length; i < len; i++) { + if (useCopiedStyle) { + style = fabric.util.object.clone(fabric.copiedTextStyle[i], true); + } + this.insertChar(_chars[i], i < len - 1, style); + } + }, + + /** + * Inserts a character where cursor is + * @param {String} _char Characters to insert + * @param {Boolean} skipUpdate trigger rendering and updates at the end of text insert + * @param {Object} styleObject Style to be inserted for the new char + */ + insertChar: function(_char, skipUpdate, styleObject) { + var isEndOfLine = this.text[this.selectionStart] === '\n'; + this.text = this.text.slice(0, this.selectionStart) + + _char + this.text.slice(this.selectionEnd); + this._textLines = this._splitTextIntoLines(); + this.insertStyleObjects(_char, isEndOfLine, styleObject); + this.selectionStart += _char.length; + this.selectionEnd = this.selectionStart; + if (skipUpdate) { + return; + } + this._updateTextarea(); + this.setCoords(); + this._fireSelectionChanged(); + this.fire('changed'); + this.restartCursorIfNeeded(); + if (this.canvas) { + this.canvas.fire('text:changed', { target: this }); + this.canvas.renderAll(); + } + }, + + restartCursorIfNeeded: function() { + if (!this._currentTickState || this._currentTickState.isAborted + || !this._currentTickCompleteState || this._currentTickCompleteState.isAborted + ) { + this.initDelayedCursor(); + } + }, + + /** + * Inserts new style object + * @param {Number} lineIndex Index of a line + * @param {Number} charIndex Index of a char + * @param {Boolean} isEndOfLine True if it's end of line + */ + insertNewlineStyleObject: function(lineIndex, charIndex, isEndOfLine) { + + this.shiftLineStyles(lineIndex, +1); + + var currentCharStyle = {}, + newLineStyles = {}; + + if (this.styles[lineIndex] && this.styles[lineIndex][charIndex - 1]) { + currentCharStyle = this.styles[lineIndex][charIndex - 1]; + } + + // if there's nothing after cursor, + // we clone current char style onto the next (otherwise empty) line + if (isEndOfLine && currentCharStyle) { + newLineStyles[0] = clone(currentCharStyle); + this.styles[lineIndex + 1] = newLineStyles; + } + // otherwise we clone styles of all chars + // after cursor onto the next line, from the beginning + else { + var somethingAdded = false; + for (var index in this.styles[lineIndex]) { + var numIndex = parseInt(index, 10); + if (numIndex >= charIndex) { + somethingAdded = true; + newLineStyles[numIndex - charIndex] = this.styles[lineIndex][index]; + // remove lines from the previous line since they're on a new line now + delete this.styles[lineIndex][index]; + } + } + somethingAdded && (this.styles[lineIndex + 1] = newLineStyles); + } + this._forceClearCache = true; + }, + + /** + * Inserts style object for a given line/char index + * @param {Number} lineIndex Index of a line + * @param {Number} charIndex Index of a char + * @param {Object} [style] Style object to insert, if given + */ + insertCharStyleObject: function(lineIndex, charIndex, style) { + + var currentLineStyles = this.styles[lineIndex], + currentLineStylesCloned = clone(currentLineStyles); + + if (charIndex === 0 && !style) { + charIndex = 1; + } + + // shift all char styles by 1 forward + // 0,1,2,3 -> (charIndex=2) -> 0,1,3,4 -> (insert 2) -> 0,1,2,3,4 + for (var index in currentLineStylesCloned) { + var numericIndex = parseInt(index, 10); + + if (numericIndex >= charIndex) { + currentLineStyles[numericIndex + 1] = currentLineStylesCloned[numericIndex]; + + // only delete the style if there was nothing moved there + if (!currentLineStylesCloned[numericIndex - 1]) { + delete currentLineStyles[numericIndex]; + } + } + } + var newStyle = style || clone(currentLineStyles[charIndex - 1]); + newStyle && (this.styles[lineIndex][charIndex] = newStyle); + this._forceClearCache = true; + }, + + /** + * Inserts style object(s) + * @param {String} _chars Characters at the location where style is inserted + * @param {Boolean} isEndOfLine True if it's end of line + * @param {Object} [styleObject] Style to insert + */ + insertStyleObjects: function(_chars, isEndOfLine, styleObject) { + // removed shortcircuit over isEmptyStyles + + var cursorLocation = this.get2DCursorLocation(), + lineIndex = cursorLocation.lineIndex, + charIndex = cursorLocation.charIndex; + + if (!this._getLineStyle(lineIndex)) { + this._setLineStyle(lineIndex, {}); + } + + if (_chars === '\n') { + this.insertNewlineStyleObject(lineIndex, charIndex, isEndOfLine); + } + else { + this.insertCharStyleObject(lineIndex, charIndex, styleObject); + } + }, + + /** + * Shifts line styles up or down + * @param {Number} lineIndex Index of a line + * @param {Number} offset Can be -1 or +1 + */ + shiftLineStyles: function(lineIndex, offset) { + // shift all line styles by 1 upward or downward + var clonedStyles = clone(this.styles); + for (var line in clonedStyles) { + var numericLine = parseInt(line, 10); + if (numericLine <= lineIndex) { + delete clonedStyles[numericLine]; + } + } + for (var line in this.styles) { + var numericLine = parseInt(line, 10); + if (numericLine > lineIndex) { + this.styles[numericLine + offset] = clonedStyles[numericLine]; + if (!clonedStyles[numericLine - offset]) { + delete this.styles[numericLine]; + } + } + } + //TODO: evaluate if delete old style lines with offset -1 + }, + + /** + * Removes style object + * @param {Boolean} isBeginningOfLine True if cursor is at the beginning of line + * @param {Number} [index] Optional index. When not given, current selectionStart is used. + */ + removeStyleObject: function(isBeginningOfLine, index) { + + var cursorLocation = this.get2DCursorLocation(index), + lineIndex = cursorLocation.lineIndex, + charIndex = cursorLocation.charIndex; + + this._removeStyleObject(isBeginningOfLine, cursorLocation, lineIndex, charIndex); + }, + + _getTextOnPreviousLine: function(lIndex) { + return this._textLines[lIndex - 1]; + }, + + _removeStyleObject: function(isBeginningOfLine, cursorLocation, lineIndex, charIndex) { + + if (isBeginningOfLine) { + var textOnPreviousLine = this._getTextOnPreviousLine(cursorLocation.lineIndex), + newCharIndexOnPrevLine = textOnPreviousLine ? textOnPreviousLine.length : 0; + + if (!this.styles[lineIndex - 1]) { + this.styles[lineIndex - 1] = {}; + } + for (charIndex in this.styles[lineIndex]) { + this.styles[lineIndex - 1][parseInt(charIndex, 10) + newCharIndexOnPrevLine] + = this.styles[lineIndex][charIndex]; + } + this.shiftLineStyles(cursorLocation.lineIndex, -1); + } + else { + var currentLineStyles = this.styles[lineIndex]; + + if (currentLineStyles) { + delete currentLineStyles[charIndex]; + } + var currentLineStylesCloned = clone(currentLineStyles); + // shift all styles by 1 backwards + for (var i in currentLineStylesCloned) { + var numericIndex = parseInt(i, 10); + if (numericIndex >= charIndex && numericIndex !== 0) { + currentLineStyles[numericIndex - 1] = currentLineStylesCloned[numericIndex]; + delete currentLineStyles[numericIndex]; + } + } + } + }, + + /** + * Inserts new line + */ + insertNewline: function() { + this.insertChars('\n'); + }, + + /** + * Set the selectionStart and selectionEnd according to the ne postion of cursor + * mimic the key - mouse navigation when shift is pressed. + */ + setSelectionStartEndWithShift: function(start, end, newSelection) { + if (newSelection <= start) { + if (end === start) { + this._selectionDirection = 'left'; + } + else if (this._selectionDirection === 'right') { + this._selectionDirection = 'left'; + this.selectionEnd = start; + } + this.selectionStart = newSelection; + } + else if (newSelection > start && newSelection < end) { + if (this._selectionDirection === 'right') { + this.selectionEnd = newSelection; + } + else { + this.selectionStart = newSelection; + } + } + else { + // newSelection is > selection start and end + if (end === start) { + this._selectionDirection = 'right'; + } + else if (this._selectionDirection === 'left') { + this._selectionDirection = 'right'; + this.selectionStart = end; + } + this.selectionEnd = newSelection; + } + }, + + setSelectionInBoundaries: function() { + var length = this.text.length; + if (this.selectionStart > length) { + this.selectionStart = length; + } + else if (this.selectionStart < 0) { + this.selectionStart = 0; + } + if (this.selectionEnd > length) { + this.selectionEnd = length; + } + else if (this.selectionEnd < 0) { + this.selectionEnd = 0; + } + } + }); +})(); + + +fabric.util.object.extend(fabric.IText.prototype, /** @lends fabric.IText.prototype */ { + /** + * Initializes "dbclick" event handler + */ + initDoubleClickSimulation: function() { + + // for double click + this.__lastClickTime = +new Date(); + + // for triple click + this.__lastLastClickTime = +new Date(); + + this.__lastPointer = { }; + + this.on('mousedown', this.onMouseDown.bind(this)); + }, + + onMouseDown: function(options) { + + this.__newClickTime = +new Date(); + var newPointer = this.canvas.getPointer(options.e); + + if (this.isTripleClick(newPointer)) { + this.fire('tripleclick', options); + this._stopEvent(options.e); + } + else if (this.isDoubleClick(newPointer)) { + this.fire('dblclick', options); + this._stopEvent(options.e); + } + + this.__lastLastClickTime = this.__lastClickTime; + this.__lastClickTime = this.__newClickTime; + this.__lastPointer = newPointer; + this.__lastIsEditing = this.isEditing; + this.__lastSelected = this.selected; + }, + + isDoubleClick: function(newPointer) { + return this.__newClickTime - this.__lastClickTime < 500 && + this.__lastPointer.x === newPointer.x && + this.__lastPointer.y === newPointer.y && this.__lastIsEditing; + }, + + isTripleClick: function(newPointer) { + return this.__newClickTime - this.__lastClickTime < 500 && + this.__lastClickTime - this.__lastLastClickTime < 500 && + this.__lastPointer.x === newPointer.x && + this.__lastPointer.y === newPointer.y; + }, + + /** + * @private + */ + _stopEvent: function(e) { + e.preventDefault && e.preventDefault(); + e.stopPropagation && e.stopPropagation(); + }, + + /** + * Initializes event handlers related to cursor or selection + */ + initCursorSelectionHandlers: function() { + this.initMousedownHandler(); + this.initMouseupHandler(); + this.initClicks(); + }, + + /** + * Initializes double and triple click event handlers + */ + initClicks: function() { + this.on('dblclick', function(options) { + this.selectWord(this.getSelectionStartFromPointer(options.e)); + }); + this.on('tripleclick', function(options) { + this.selectLine(this.getSelectionStartFromPointer(options.e)); + }); + }, + + /** + * Initializes "mousedown" event handler + */ + initMousedownHandler: function() { + this.on('mousedown', function(options) { + if (!this.editable) { + return; + } + var pointer = this.canvas.getPointer(options.e); + this.__mousedownX = pointer.x; + this.__mousedownY = pointer.y; + this.__isMousedown = true; + + if (this.selected) { + this.setCursorByClick(options.e); + } + + if (this.isEditing) { + this.__selectionStartOnMouseDown = this.selectionStart; + if (this.selectionStart === this.selectionEnd) { + this.abortCursorAnimation(); + } + this.renderCursorOrSelection(); + } + }); + }, + + /** + * @private + */ + _isObjectMoved: function(e) { + var pointer = this.canvas.getPointer(e); + + return this.__mousedownX !== pointer.x || + this.__mousedownY !== pointer.y; + }, + + /** + * Initializes "mouseup" event handler + */ + initMouseupHandler: function() { + this.on('mouseup', function(options) { + this.__isMousedown = false; + if (!this.editable || this._isObjectMoved(options.e)) { + return; + } + + if (this.__lastSelected && !this.__corner) { + this.enterEditing(options.e); + if (this.selectionStart === this.selectionEnd) { + this.initDelayedCursor(true); + } + else { + this.renderCursorOrSelection(); + } + } + this.selected = true; + }); + }, + + /** + * Changes cursor location in a text depending on passed pointer (x/y) object + * @param {Event} e Event object + */ + setCursorByClick: function(e) { + var newSelection = this.getSelectionStartFromPointer(e), + start = this.selectionStart, end = this.selectionEnd; + if (e.shiftKey) { + this.setSelectionStartEndWithShift(start, end, newSelection); + } + else { + this.selectionStart = newSelection; + this.selectionEnd = newSelection; + } + if (this.isEditing) { + this._fireSelectionChanged(); + this._updateTextarea(); + } + }, + + /** + * Returns index of a character corresponding to where an object was clicked + * @param {Event} e Event object + * @return {Number} Index of a character + */ + getSelectionStartFromPointer: function(e) { + var mouseOffset = this.getLocalPointer(e), + prevWidth = 0, + width = 0, + height = 0, + charIndex = 0, + newSelectionStart, + line; + + for (var i = 0, len = this._textLines.length; i < len; i++) { + line = this._textLines[i]; + height += this._getHeightOfLine(this.ctx, i) * this.scaleY; + + var widthOfLine = this._getLineWidth(this.ctx, i), + lineLeftOffset = this._getLineLeftOffset(widthOfLine); + + width = lineLeftOffset * this.scaleX; + + for (var j = 0, jlen = line.length; j < jlen; j++) { + + prevWidth = width; + + width += this._getWidthOfChar(this.ctx, line[j], i, this.flipX ? jlen - j : j) * + this.scaleX; + + if (height <= mouseOffset.y || width <= mouseOffset.x) { + charIndex++; + continue; + } + + return this._getNewSelectionStartFromOffset( + mouseOffset, prevWidth, width, charIndex + i, jlen); + } + + if (mouseOffset.y < height) { + //this happens just on end of lines. + return this._getNewSelectionStartFromOffset( + mouseOffset, prevWidth, width, charIndex + i - 1, jlen); + } + } + + // clicked somewhere after all chars, so set at the end + if (typeof newSelectionStart === 'undefined') { + return this.text.length; + } + }, + + /** + * @private + */ + _getNewSelectionStartFromOffset: function(mouseOffset, prevWidth, width, index, jlen) { + + var distanceBtwLastCharAndCursor = mouseOffset.x - prevWidth, + distanceBtwNextCharAndCursor = width - mouseOffset.x, + offset = distanceBtwNextCharAndCursor > distanceBtwLastCharAndCursor ? 0 : 1, + newSelectionStart = index + offset; + + // if object is horizontally flipped, mirror cursor location from the end + if (this.flipX) { + newSelectionStart = jlen - newSelectionStart; + } + + if (newSelectionStart > this.text.length) { + newSelectionStart = this.text.length; + } + + return newSelectionStart; + } +}); + + +fabric.util.object.extend(fabric.IText.prototype, /** @lends fabric.IText.prototype */ { + + /** + * Initializes hidden textarea (needed to bring up keyboard in iOS) + */ + initHiddenTextarea: function() { + this.hiddenTextarea = fabric.document.createElement('textarea'); + this.hiddenTextarea.setAttribute('autocapitalize', 'off'); + var style = this._calcTextareaPosition(); + this.hiddenTextarea.style.cssText = 'white-space: nowrap; position: absolute; top: ' + style.top + + '; left: ' + style.left + '; opacity: 0; width: 1px; height: 1px; z-index: -999;'; + fabric.document.body.appendChild(this.hiddenTextarea); + + fabric.util.addListener(this.hiddenTextarea, 'keydown', this.onKeyDown.bind(this)); + fabric.util.addListener(this.hiddenTextarea, 'keyup', this.onKeyUp.bind(this)); + fabric.util.addListener(this.hiddenTextarea, 'input', this.onInput.bind(this)); + fabric.util.addListener(this.hiddenTextarea, 'copy', this.copy.bind(this)); + fabric.util.addListener(this.hiddenTextarea, 'cut', this.cut.bind(this)); + fabric.util.addListener(this.hiddenTextarea, 'paste', this.paste.bind(this)); + fabric.util.addListener(this.hiddenTextarea, 'compositionstart', this.onCompositionStart.bind(this)); + fabric.util.addListener(this.hiddenTextarea, 'compositionupdate', this.onCompositionUpdate.bind(this)); + fabric.util.addListener(this.hiddenTextarea, 'compositionend', this.onCompositionEnd.bind(this)); + + if (!this._clickHandlerInitialized && this.canvas) { + fabric.util.addListener(this.canvas.upperCanvasEl, 'click', this.onClick.bind(this)); + this._clickHandlerInitialized = true; + } + }, + + /** + * @private + */ + _keysMap: { + 8: 'removeChars', + 9: 'exitEditing', + 27: 'exitEditing', + 13: 'insertNewline', + 33: 'moveCursorUp', + 34: 'moveCursorDown', + 35: 'moveCursorRight', + 36: 'moveCursorLeft', + 37: 'moveCursorLeft', + 38: 'moveCursorUp', + 39: 'moveCursorRight', + 40: 'moveCursorDown', + 46: 'forwardDelete' + }, + + /** + * @private + */ + _ctrlKeysMapUp: { + 67: 'copy', + 88: 'cut' + }, + + /** + * @private + */ + _ctrlKeysMapDown: { + 65: 'selectAll' + }, + + onClick: function() { + // No need to trigger click event here, focus is enough to have the keyboard appear on Android + this.hiddenTextarea && this.hiddenTextarea.focus(); + }, + + /** + * Handles keyup event + * @param {Event} e Event object + */ + onKeyDown: function(e) { + if (!this.isEditing) { + return; + } + if (e.keyCode in this._keysMap) { + this[this._keysMap[e.keyCode]](e); + } + else if ((e.keyCode in this._ctrlKeysMapDown) && (e.ctrlKey || e.metaKey)) { + this[this._ctrlKeysMapDown[e.keyCode]](e); + } + else { + return; + } + e.stopImmediatePropagation(); + e.preventDefault(); + if (e.keyCode >= 33 && e.keyCode <= 40) { + // if i press an arrow key just update selection + this.clearContextTop(); + this.renderCursorOrSelection(); + } + else { + this.canvas && this.canvas.renderAll(); + } + }, + + /** + * Handles keyup event + * We handle KeyUp because ie11 and edge have difficulties copy/pasting + * if a copy/cut event fired, keyup is dismissed + * @param {Event} e Event object + */ + onKeyUp: function(e) { + if (!this.isEditing || this._copyDone) { + this._copyDone = false; + return; + } + if ((e.keyCode in this._ctrlKeysMapUp) && (e.ctrlKey || e.metaKey)) { + this[this._ctrlKeysMapUp[e.keyCode]](e); + } + else { + return; + } + e.stopImmediatePropagation(); + e.preventDefault(); + this.canvas && this.canvas.renderAll(); + }, + + /** + * Handles onInput event + * @param {Event} e Event object + */ + onInput: function(e) { + if (!this.isEditing || this.inCompositionMode) { + return; + } + var offset = this.selectionStart || 0, + offsetEnd = this.selectionEnd || 0, + textLength = this.text.length, + newTextLength = this.hiddenTextarea.value.length, + diff, charsToInsert, start; + if (newTextLength > textLength) { + //we added some character + start = this._selectionDirection === 'left' ? offsetEnd : offset; + diff = newTextLength - textLength; + charsToInsert = this.hiddenTextarea.value.slice(start, start + diff); + } + else { + //we selected a portion of text and then input something else. + //Internet explorer does not trigger this else + diff = newTextLength - textLength + offsetEnd - offset; + charsToInsert = this.hiddenTextarea.value.slice(offset, offset + diff); + } + this.insertChars(charsToInsert); + e.stopPropagation(); + }, + + /** + * Composition start + */ + onCompositionStart: function() { + this.inCompositionMode = true; + this.prevCompositionLength = 0; + this.compositionStart = this.selectionStart; + }, + + /** + * Composition end + */ + onCompositionEnd: function() { + this.inCompositionMode = false; + }, + + /** + * Composition update + */ + onCompositionUpdate: function(e) { + var data = e.data; + this.selectionStart = this.compositionStart; + this.selectionEnd = this.selectionEnd === this.selectionStart ? + this.compositionStart + this.prevCompositionLength : this.selectionEnd; + this.insertChars(data, false); + this.prevCompositionLength = data.length; + }, + + /** + * Forward delete + */ + forwardDelete: function(e) { + if (this.selectionStart === this.selectionEnd) { + if (this.selectionStart === this.text.length) { + return; + } + this.moveCursorRight(e); + } + this.removeChars(e); + }, + + /** + * Copies selected text + * @param {Event} e Event object + */ + copy: function(e) { + if (this.selectionStart === this.selectionEnd) { + //do not cut-copy if no selection + return; + } + var selectedText = this.getSelectedText(), + clipboardData = this._getClipboardData(e); + + // Check for backward compatibility with old browsers + if (clipboardData) { + clipboardData.setData('text', selectedText); + } + + fabric.copiedText = selectedText; + fabric.copiedTextStyle = this.getSelectionStyles(this.selectionStart, this.selectionEnd); + e.stopImmediatePropagation(); + e.preventDefault(); + this._copyDone = true; + }, + + /** + * Pastes text + * @param {Event} e Event object + */ + paste: function(e) { + var copiedText = null, + clipboardData = this._getClipboardData(e), + useCopiedStyle = true; + + // Check for backward compatibility with old browsers + if (clipboardData) { + copiedText = clipboardData.getData('text').replace(/\r/g, ''); + if (!fabric.copiedTextStyle || fabric.copiedText !== copiedText) { + useCopiedStyle = false; + } + } + else { + copiedText = fabric.copiedText; + } + + if (copiedText) { + this.insertChars(copiedText, useCopiedStyle); + } + e.stopImmediatePropagation(); + e.preventDefault(); + }, + + /** + * Cuts text + * @param {Event} e Event object + */ + cut: function(e) { + if (this.selectionStart === this.selectionEnd) { + return; + } + + this.copy(e); + this.removeChars(e); + }, + + /** + * @private + * @param {Event} e Event object + * @return {Object} Clipboard data object + */ + _getClipboardData: function(e) { + return (e && e.clipboardData) || fabric.window.clipboardData; + }, + + /** + * Finds the width in pixels before the cursor on the same line + * @private + * @param {Number} lineIndex + * @param {Number} charIndex + * @return {Number} widthBeforeCursor width before cursor + */ + _getWidthBeforeCursor: function(lineIndex, charIndex) { + var textBeforeCursor = this._textLines[lineIndex].slice(0, charIndex), + widthOfLine = this._getLineWidth(this.ctx, lineIndex), + widthBeforeCursor = this._getLineLeftOffset(widthOfLine), _char; + + for (var i = 0, len = textBeforeCursor.length; i < len; i++) { + _char = textBeforeCursor[i]; + widthBeforeCursor += this._getWidthOfChar(this.ctx, _char, lineIndex, i); + } + return widthBeforeCursor; + }, + + /** + * Gets start offset of a selection + * @param {Event} e Event object + * @param {Boolean} isRight + * @return {Number} + */ + getDownCursorOffset: function(e, isRight) { + var selectionProp = this._getSelectionForOffset(e, isRight), + cursorLocation = this.get2DCursorLocation(selectionProp), + lineIndex = cursorLocation.lineIndex; + // if on last line, down cursor goes to end of line + if (lineIndex === this._textLines.length - 1 || e.metaKey || e.keyCode === 34) { + // move to the end of a text + return this.text.length - selectionProp; + } + var charIndex = cursorLocation.charIndex, + widthBeforeCursor = this._getWidthBeforeCursor(lineIndex, charIndex), + indexOnOtherLine = this._getIndexOnLine(lineIndex + 1, widthBeforeCursor), + textAfterCursor = this._textLines[lineIndex].slice(charIndex); + + return textAfterCursor.length + indexOnOtherLine + 2; + }, + + /** + * private + * Helps finding if the offset should be counted from Start or End + * @param {Event} e Event object + * @param {Boolean} isRight + * @return {Number} + */ + _getSelectionForOffset: function(e, isRight) { + if (e.shiftKey && this.selectionStart !== this.selectionEnd && isRight) { + return this.selectionEnd; + } + else { + return this.selectionStart; + } + }, + + /** + * @param {Event} e Event object + * @param {Boolean} isRight + * @return {Number} + */ + getUpCursorOffset: function(e, isRight) { + var selectionProp = this._getSelectionForOffset(e, isRight), + cursorLocation = this.get2DCursorLocation(selectionProp), + lineIndex = cursorLocation.lineIndex; + if (lineIndex === 0 || e.metaKey || e.keyCode === 33) { + // if on first line, up cursor goes to start of line + return -selectionProp; + } + var charIndex = cursorLocation.charIndex, + widthBeforeCursor = this._getWidthBeforeCursor(lineIndex, charIndex), + indexOnOtherLine = this._getIndexOnLine(lineIndex - 1, widthBeforeCursor), + textBeforeCursor = this._textLines[lineIndex].slice(0, charIndex); + // return a negative offset + return -this._textLines[lineIndex - 1].length + indexOnOtherLine - textBeforeCursor.length; + }, + + /** + * find for a given width it founds the matching character. + * @private + */ + _getIndexOnLine: function(lineIndex, width) { + + var widthOfLine = this._getLineWidth(this.ctx, lineIndex), + textOnLine = this._textLines[lineIndex], + lineLeftOffset = this._getLineLeftOffset(widthOfLine), + widthOfCharsOnLine = lineLeftOffset, + indexOnLine = 0, + foundMatch; + + for (var j = 0, jlen = textOnLine.length; j < jlen; j++) { + + var _char = textOnLine[j], + widthOfChar = this._getWidthOfChar(this.ctx, _char, lineIndex, j); + + widthOfCharsOnLine += widthOfChar; + + if (widthOfCharsOnLine > width) { + + foundMatch = true; + + var leftEdge = widthOfCharsOnLine - widthOfChar, + rightEdge = widthOfCharsOnLine, + offsetFromLeftEdge = Math.abs(leftEdge - width), + offsetFromRightEdge = Math.abs(rightEdge - width); + + indexOnLine = offsetFromRightEdge < offsetFromLeftEdge ? j : (j - 1); + + break; + } + } + + // reached end + if (!foundMatch) { + indexOnLine = textOnLine.length - 1; + } + + return indexOnLine; + }, + + + /** + * Moves cursor down + * @param {Event} e Event object + */ + moveCursorDown: function(e) { + if (this.selectionStart >= this.text.length && this.selectionEnd >= this.text.length) { + return; + } + this._moveCursorUpOrDown('Down', e); + }, + + /** + * Moves cursor up + * @param {Event} e Event object + */ + moveCursorUp: function(e) { + if (this.selectionStart === 0 && this.selectionEnd === 0) { + return; + } + this._moveCursorUpOrDown('Up', e); + }, + + /** + * Moves cursor up or down, fires the events + * @param {String} direction 'Up' or 'Down' + * @param {Event} e Event object + */ + _moveCursorUpOrDown: function(direction, e) { + // getUpCursorOffset + // getDownCursorOffset + var action = 'get' + direction + 'CursorOffset', + offset = this[action](e, this._selectionDirection === 'right'); + if (e.shiftKey) { + this.moveCursorWithShift(offset); + } + else { + this.moveCursorWithoutShift(offset); + } + if (offset !== 0) { + this.setSelectionInBoundaries(); + this.abortCursorAnimation(); + this._currentCursorOpacity = 1; + this.initDelayedCursor(); + this._fireSelectionChanged(); + this._updateTextarea(); + } + }, + + /** + * Moves cursor with shift + * @param {Number} offset + */ + moveCursorWithShift: function(offset) { + var newSelection = this._selectionDirection === 'left' + ? this.selectionStart + offset + : this.selectionEnd + offset; + this.setSelectionStartEndWithShift(this.selectionStart, this.selectionEnd, newSelection); + return offset !== 0; + }, + + /** + * Moves cursor up without shift + * @param {Number} offset + */ + moveCursorWithoutShift: function(offset) { + if (offset < 0) { + this.selectionStart += offset; + this.selectionEnd = this.selectionStart; + } + else { + this.selectionEnd += offset; + this.selectionStart = this.selectionEnd; + } + return offset !== 0; + }, + + /** + * Moves cursor left + * @param {Event} e Event object + */ + moveCursorLeft: function(e) { + if (this.selectionStart === 0 && this.selectionEnd === 0) { + return; + } + this._moveCursorLeftOrRight('Left', e); + }, + + /** + * @private + * @return {Boolean} true if a change happened + */ + _move: function(e, prop, direction) { + var newValue; + if (e.altKey) { + newValue = this['findWordBoundary' + direction](this[prop]); + } + else if (e.metaKey || e.keyCode === 35 || e.keyCode === 36 ) { + newValue = this['findLineBoundary' + direction](this[prop]); + } + else { + this[prop] += direction === 'Left' ? -1 : 1; + return true; + } + if (typeof newValue !== undefined && this[prop] !== newValue) { + this[prop] = newValue; + return true; + } + }, + + /** + * @private + */ + _moveLeft: function(e, prop) { + return this._move(e, prop, 'Left'); + }, + + /** + * @private + */ + _moveRight: function(e, prop) { + return this._move(e, prop, 'Right'); + }, + + /** + * Moves cursor left without keeping selection + * @param {Event} e + */ + moveCursorLeftWithoutShift: function(e) { + var change = true; + this._selectionDirection = 'left'; + + // only move cursor when there is no selection, + // otherwise we discard it, and leave cursor on same place + if (this.selectionEnd === this.selectionStart && this.selectionStart !== 0) { + change = this._moveLeft(e, 'selectionStart'); + + } + this.selectionEnd = this.selectionStart; + return change; + }, + + /** + * Moves cursor left while keeping selection + * @param {Event} e + */ + moveCursorLeftWithShift: function(e) { + if (this._selectionDirection === 'right' && this.selectionStart !== this.selectionEnd) { + return this._moveLeft(e, 'selectionEnd'); + } + else if (this.selectionStart !== 0){ + this._selectionDirection = 'left'; + return this._moveLeft(e, 'selectionStart'); + } + }, + + /** + * Moves cursor right + * @param {Event} e Event object + */ + moveCursorRight: function(e) { + if (this.selectionStart >= this.text.length && this.selectionEnd >= this.text.length) { + return; + } + this._moveCursorLeftOrRight('Right', e); + }, + + /** + * Moves cursor right or Left, fires event + * @param {String} direction 'Left', 'Right' + * @param {Event} e Event object + */ + _moveCursorLeftOrRight: function(direction, e) { + var actionName = 'moveCursor' + direction + 'With'; + this._currentCursorOpacity = 1; + + if (e.shiftKey) { + actionName += 'Shift'; + } + else { + actionName += 'outShift'; + } + if (this[actionName](e)) { + this.abortCursorAnimation(); + this.initDelayedCursor(); + this._fireSelectionChanged(); + this._updateTextarea(); + } + }, + + /** + * Moves cursor right while keeping selection + * @param {Event} e + */ + moveCursorRightWithShift: function(e) { + if (this._selectionDirection === 'left' && this.selectionStart !== this.selectionEnd) { + return this._moveRight(e, 'selectionStart'); + } + else if (this.selectionEnd !== this.text.length) { + this._selectionDirection = 'right'; + return this._moveRight(e, 'selectionEnd'); + } + }, + + /** + * Moves cursor right without keeping selection + * @param {Event} e Event object + */ + moveCursorRightWithoutShift: function(e) { + var changed = true; + this._selectionDirection = 'right'; + + if (this.selectionStart === this.selectionEnd) { + changed = this._moveRight(e, 'selectionStart'); + this.selectionEnd = this.selectionStart; + } + else { + this.selectionStart = this.selectionEnd; + } + return changed; + }, + + /** + * Removes characters selected by selection + * @param {Event} e Event object + */ + removeChars: function(e) { + if (this.selectionStart === this.selectionEnd) { + this._removeCharsNearCursor(e); + } + else { + this._removeCharsFromTo(this.selectionStart, this.selectionEnd); + } + + this.set('dirty', true); + this.setSelectionEnd(this.selectionStart); + + this._removeExtraneousStyles(); + + this.canvas && this.canvas.renderAll(); + + this.setCoords(); + this.fire('changed'); + this.canvas && this.canvas.fire('text:changed', { target: this }); + }, + + /** + * @private + * @param {Event} e Event object + */ + _removeCharsNearCursor: function(e) { + if (this.selectionStart === 0) { + return; + } + if (e.metaKey) { + // remove all till the start of current line + var leftLineBoundary = this.findLineBoundaryLeft(this.selectionStart); + + this._removeCharsFromTo(leftLineBoundary, this.selectionStart); + this.setSelectionStart(leftLineBoundary); + } + else if (e.altKey) { + // remove all till the start of current word + var leftWordBoundary = this.findWordBoundaryLeft(this.selectionStart); + + this._removeCharsFromTo(leftWordBoundary, this.selectionStart); + this.setSelectionStart(leftWordBoundary); + } + else { + this._removeSingleCharAndStyle(this.selectionStart); + this.setSelectionStart(this.selectionStart - 1); + } + } +}); + + +/* _TO_SVG_START_ */ +(function() { + var toFixed = fabric.util.toFixed, + NUM_FRACTION_DIGITS = fabric.Object.NUM_FRACTION_DIGITS; + + fabric.util.object.extend(fabric.IText.prototype, /** @lends fabric.IText.prototype */ { + + /** + * @private + */ + _setSVGTextLineText: function(lineIndex, textSpans, height, textLeftOffset, textTopOffset, textBgRects) { + if (!this._getLineStyle(lineIndex)) { + fabric.Text.prototype._setSVGTextLineText.call(this, + lineIndex, textSpans, height, textLeftOffset, textTopOffset); + } + else { + this._setSVGTextLineChars( + lineIndex, textSpans, height, textLeftOffset, textBgRects); + } + }, + + /** + * @private + */ + _setSVGTextLineChars: function(lineIndex, textSpans, height, textLeftOffset, textBgRects) { + + var chars = this._textLines[lineIndex], + charOffset = 0, + lineLeftOffset = this._getLineLeftOffset(this._getLineWidth(this.ctx, lineIndex)) - this.width / 2, + lineOffset = this._getSVGLineTopOffset(lineIndex), + heightOfLine = this._getHeightOfLine(this.ctx, lineIndex); + + for (var i = 0, len = chars.length; i < len; i++) { + var styleDecl = this._getStyleDeclaration(lineIndex, i) || { }; + + textSpans.push( + this._createTextCharSpan( + chars[i], styleDecl, lineLeftOffset, lineOffset.lineTop + lineOffset.offset, charOffset)); + + var charWidth = this._getWidthOfChar(this.ctx, chars[i], lineIndex, i); + + if (styleDecl.textBackgroundColor) { + textBgRects.push( + this._createTextCharBg( + styleDecl, lineLeftOffset, lineOffset.lineTop, heightOfLine, charWidth, charOffset)); + } + + charOffset += charWidth; + } + }, + + /** + * @private + */ + _getSVGLineTopOffset: function(lineIndex) { + var lineTopOffset = 0, lastHeight = 0; + for (var j = 0; j < lineIndex; j++) { + lineTopOffset += this._getHeightOfLine(this.ctx, j); + } + lastHeight = this._getHeightOfLine(this.ctx, j); + return { + lineTop: lineTopOffset, + offset: (this._fontSizeMult - this._fontSizeFraction) * lastHeight / (this.lineHeight * this._fontSizeMult) + }; + }, + + /** + * @private + */ + _createTextCharBg: function(styleDecl, lineLeftOffset, lineTopOffset, heightOfLine, charWidth, charOffset) { + return [ + '\t\t\n' + ].join(''); + }, + + /** + * @private + */ + _createTextCharSpan: function(_char, styleDecl, lineLeftOffset, lineTopOffset, charOffset) { + + var fillStyles = this.getSvgStyles.call(fabric.util.object.extend({ + visible: true, + fill: this.fill, + stroke: this.stroke, + type: 'text', + getSvgFilter: fabric.Object.prototype.getSvgFilter + }, styleDecl)); + + return [ + '\t\t\t', + fabric.util.string.escapeXml(_char), + '\n' + ].join(''); + } + }); +})(); +/* _TO_SVG_END_ */ + + +(function(global) { + + 'use strict'; + + var fabric = global.fabric || (global.fabric = {}); + + /** + * Textbox class, based on IText, allows the user to resize the text rectangle + * and wraps lines automatically. Textboxes have their Y scaling locked, the + * user can only change width. Height is adjusted automatically based on the + * wrapping of lines. + * @class fabric.Textbox + * @extends fabric.IText + * @mixes fabric.Observable + * @return {fabric.Textbox} thisArg + * @see {@link fabric.Textbox#initialize} for constructor definition + */ + fabric.Textbox = fabric.util.createClass(fabric.IText, fabric.Observable, { + + /** + * Type of an object + * @type String + * @default + */ + type: 'textbox', + + /** + * Minimum width of textbox, in pixels. + * @type Number + * @default + */ + minWidth: 20, + + /** + * Minimum calculated width of a textbox, in pixels. + * fixed to 2 so that an empty textbox cannot go to 0 + * and is still selectable without text. + * @type Number + * @default + */ + dynamicMinWidth: 2, + + /** + * Cached array of text wrapping. + * @type Array + */ + __cachedLines: null, + + /** + * Override standard Object class values + */ + lockScalingY: true, + + /** + * Override standard Object class values + */ + lockScalingFlip: true, + + /** + * Override standard Object class values + * Textbox needs this on false + */ + noScaleCache: false, + + /** + * Constructor. Some scaling related property values are forced. Visibility + * of controls is also fixed; only the rotation and width controls are + * made available. + * @param {String} text Text string + * @param {Object} [options] Options object + * @return {fabric.Textbox} thisArg + */ + initialize: function(text, options) { + + this.callSuper('initialize', text, options); + this.setControlsVisibility(fabric.Textbox.getTextboxControlVisibility()); + this.ctx = this.objectCaching ? this._cacheContext : fabric.util.createCanvasElement().getContext('2d'); + // add width to this list of props that effect line wrapping. + this._dimensionAffectingProps.push('width'); + }, + + /** + * Unlike superclass's version of this function, Textbox does not update + * its width. + * @param {CanvasRenderingContext2D} ctx Context to use for measurements + * @private + * @override + */ + _initDimensions: function(ctx) { + if (this.__skipDimension) { + return; + } + + if (!ctx) { + ctx = fabric.util.createCanvasElement().getContext('2d'); + this._setTextStyles(ctx); + this.clearContextTop(); + } + + // clear dynamicMinWidth as it will be different after we re-wrap line + this.dynamicMinWidth = 0; + + // wrap lines + this._textLines = this._splitTextIntoLines(ctx); + // if after wrapping, the width is smaller than dynamicMinWidth, change the width and re-wrap + if (this.dynamicMinWidth > this.width) { + this._set('width', this.dynamicMinWidth); + } + + // clear cache and re-calculate height + this._clearCache(); + this.height = this._getTextHeight(ctx); + }, + + /** + * Generate an object that translates the style object so that it is + * broken up by visual lines (new lines and automatic wrapping). + * The original text styles object is broken up by actual lines (new lines only), + * which is only sufficient for Text / IText + * @private + */ + _generateStyleMap: function() { + var realLineCount = 0, + realLineCharCount = 0, + charCount = 0, + map = {}; + + for (var i = 0; i < this._textLines.length; i++) { + if (this.text[charCount] === '\n' && i > 0) { + realLineCharCount = 0; + charCount++; + realLineCount++; + } + else if (this.text[charCount] === ' ' && i > 0) { + // this case deals with space's that are removed from end of lines when wrapping + realLineCharCount++; + charCount++; + } + + map[i] = { line: realLineCount, offset: realLineCharCount }; + + charCount += this._textLines[i].length; + realLineCharCount += this._textLines[i].length; + } + + return map; + }, + + /** + * @param {Number} lineIndex + * @param {Number} charIndex + * @param {Boolean} [returnCloneOrEmpty=false] + * @private + */ + _getStyleDeclaration: function(lineIndex, charIndex, returnCloneOrEmpty) { + if (this._styleMap) { + var map = this._styleMap[lineIndex]; + if (!map) { + return returnCloneOrEmpty ? { } : null; + } + lineIndex = map.line; + charIndex = map.offset + charIndex; + } + return this.callSuper('_getStyleDeclaration', lineIndex, charIndex, returnCloneOrEmpty); + }, + + /** + * @param {Number} lineIndex + * @param {Number} charIndex + * @param {Object} style + * @private + */ + _setStyleDeclaration: function(lineIndex, charIndex, style) { + var map = this._styleMap[lineIndex]; + lineIndex = map.line; + charIndex = map.offset + charIndex; + + this.styles[lineIndex][charIndex] = style; + }, + + /** + * @param {Number} lineIndex + * @param {Number} charIndex + * @private + */ + _deleteStyleDeclaration: function(lineIndex, charIndex) { + var map = this._styleMap[lineIndex]; + lineIndex = map.line; + charIndex = map.offset + charIndex; + + delete this.styles[lineIndex][charIndex]; + }, + + /** + * @param {Number} lineIndex + * @private + */ + _getLineStyle: function(lineIndex) { + var map = this._styleMap[lineIndex]; + return this.styles[map.line]; + }, + + /** + * @param {Number} lineIndex + * @param {Object} style + * @private + */ + _setLineStyle: function(lineIndex, style) { + var map = this._styleMap[lineIndex]; + this.styles[map.line] = style; + }, + + /** + * @param {Number} lineIndex + * @private + */ + _deleteLineStyle: function(lineIndex) { + var map = this._styleMap[lineIndex]; + delete this.styles[map.line]; + }, + + /** + * Wraps text using the 'width' property of Textbox. First this function + * splits text on newlines, so we preserve newlines entered by the user. + * Then it wraps each line using the width of the Textbox by calling + * _wrapLine(). + * @param {CanvasRenderingContext2D} ctx Context to use for measurements + * @param {String} text The string of text that is split into lines + * @returns {Array} Array of lines + */ + _wrapText: function(ctx, text) { + var lines = text.split(this._reNewline), wrapped = [], i; + + for (i = 0; i < lines.length; i++) { + wrapped = wrapped.concat(this._wrapLine(ctx, lines[i], i)); + } + + return wrapped; + }, + + /** + * Helper function to measure a string of text, given its lineIndex and charIndex offset + * + * @param {CanvasRenderingContext2D} ctx + * @param {String} text + * @param {number} lineIndex + * @param {number} charOffset + * @returns {number} + * @private + */ + _measureText: function(ctx, text, lineIndex, charOffset) { + var width = 0; + charOffset = charOffset || 0; + for (var i = 0, len = text.length; i < len; i++) { + width += this._getWidthOfChar(ctx, text[i], lineIndex, i + charOffset); + } + return width; + }, + + /** + * Wraps a line of text using the width of the Textbox and a context. + * @param {CanvasRenderingContext2D} ctx Context to use for measurements + * @param {String} text The string of text to split into lines + * @param {Number} lineIndex + * @returns {Array} Array of line(s) into which the given text is wrapped + * to. + */ + _wrapLine: function(ctx, text, lineIndex) { + var lineWidth = 0, + lines = [], + line = '', + words = text.split(' '), + word = '', + offset = 0, + infix = ' ', + wordWidth = 0, + infixWidth = 0, + largestWordWidth = 0, + lineJustStarted = true, + additionalSpace = this._getWidthOfCharSpacing(); + + for (var i = 0; i < words.length; i++) { + word = words[i]; + wordWidth = this._measureText(ctx, word, lineIndex, offset); + + offset += word.length; + + lineWidth += infixWidth + wordWidth - additionalSpace; + + if (lineWidth >= this.width && !lineJustStarted) { + lines.push(line); + line = ''; + lineWidth = wordWidth; + lineJustStarted = true; + } + else { + lineWidth += additionalSpace; + } + + if (!lineJustStarted) { + line += infix; + } + line += word; + + infixWidth = this._measureText(ctx, infix, lineIndex, offset); + offset++; + lineJustStarted = false; + // keep track of largest word + if (wordWidth > largestWordWidth) { + largestWordWidth = wordWidth; + } + } + + i && lines.push(line); + + if (largestWordWidth > this.dynamicMinWidth) { + this.dynamicMinWidth = largestWordWidth - additionalSpace; + } + + return lines; + }, + /** + * Gets lines of text to render in the Textbox. This function calculates + * text wrapping on the fly everytime it is called. + * @returns {Array} Array of lines in the Textbox. + * @override + */ + _splitTextIntoLines: function(ctx) { + ctx = ctx || this.ctx; + var originalAlign = this.textAlign; + this._styleMap = null; + ctx.save(); + this._setTextStyles(ctx); + this.textAlign = 'left'; + var lines = this._wrapText(ctx, this.text); + this.textAlign = originalAlign; + ctx.restore(); + this._textLines = lines; + this._styleMap = this._generateStyleMap(); + return lines; + }, + + /** + * When part of a group, we don't want the Textbox's scale to increase if + * the group's increases. That's why we reduce the scale of the Textbox by + * the amount that the group's increases. This is to maintain the effective + * scale of the Textbox at 1, so that font-size values make sense. Otherwise + * the same font-size value would result in different actual size depending + * on the value of the scale. + * @param {String} key + * @param {*} value + */ + setOnGroup: function(key, value) { + if (key === 'scaleX') { + this.set('scaleX', Math.abs(1 / value)); + this.set('width', (this.get('width') * value) / + (typeof this.__oldScaleX === 'undefined' ? 1 : this.__oldScaleX)); + this.__oldScaleX = value; + } + }, + + /** + * Returns 2d representation (lineIndex and charIndex) of cursor (or selection start). + * Overrides the superclass function to take into account text wrapping. + * + * @param {Number} [selectionStart] Optional index. When not given, current selectionStart is used. + */ + get2DCursorLocation: function(selectionStart) { + if (typeof selectionStart === 'undefined') { + selectionStart = this.selectionStart; + } + + var numLines = this._textLines.length, + removed = 0; + + for (var i = 0; i < numLines; i++) { + var line = this._textLines[i], + lineLen = line.length; + + if (selectionStart <= removed + lineLen) { + return { + lineIndex: i, + charIndex: selectionStart - removed + }; + } + + removed += lineLen; + + if (this.text[removed] === '\n' || this.text[removed] === ' ') { + removed++; + } + } + + return { + lineIndex: numLines - 1, + charIndex: this._textLines[numLines - 1].length + }; + }, + + /** + * Overrides superclass function and uses text wrapping data to get cursor + * boundary offsets instead of the array of chars. + * @param {Array} chars Unused + * @param {String} typeOfBoundaries Can be 'cursor' or 'selection' + * @returns {Object} Object with 'top', 'left', and 'lineLeft' properties set. + */ + _getCursorBoundariesOffsets: function(chars, typeOfBoundaries) { + var topOffset = 0, + leftOffset = 0, + cursorLocation = this.get2DCursorLocation(), + lineChars = this._textLines[cursorLocation.lineIndex].split(''), + lineLeftOffset = this._getLineLeftOffset(this._getLineWidth(this.ctx, cursorLocation.lineIndex)); + + for (var i = 0; i < cursorLocation.charIndex; i++) { + leftOffset += this._getWidthOfChar(this.ctx, lineChars[i], cursorLocation.lineIndex, i); + } + + for (i = 0; i < cursorLocation.lineIndex; i++) { + topOffset += this._getHeightOfLine(this.ctx, i); + } + + if (typeOfBoundaries === 'cursor') { + topOffset += (1 - this._fontSizeFraction) * this._getHeightOfLine(this.ctx, cursorLocation.lineIndex) + / this.lineHeight - this.getCurrentCharFontSize(cursorLocation.lineIndex, cursorLocation.charIndex) + * (1 - this._fontSizeFraction); + } + + return { + top: topOffset, + left: leftOffset, + lineLeft: lineLeftOffset + }; + }, + + getMinWidth: function() { + return Math.max(this.minWidth, this.dynamicMinWidth); + }, + + /** + * Returns object representation of an instance + * @method toObject + * @param {Array} [propertiesToInclude] Any properties that you might want to additionally include in the output + * @return {Object} object representation of an instance + */ + toObject: function(propertiesToInclude) { + return this.callSuper('toObject', ['minWidth'].concat(propertiesToInclude)); + } + }); + + /** + * Returns fabric.Textbox instance from an object representation + * @static + * @memberOf fabric.Textbox + * @param {Object} object Object to create an instance from + * @param {Function} [callback] Callback to invoke when an fabric.Textbox instance is created + * @param {Boolean} [forceAsync] Force an async behaviour trying to create pattern first + * @return {fabric.Textbox} instance of fabric.Textbox + */ + fabric.Textbox.fromObject = function(object, callback, forceAsync) { + return fabric.Object._fromObject('Textbox', object, callback, forceAsync, 'text'); + }; + + /** + * Returns the default controls visibility required for Textboxes. + * @returns {Object} + */ + fabric.Textbox.getTextboxControlVisibility = function() { + return { + tl: false, + tr: false, + br: false, + bl: false, + ml: true, + mt: false, + mr: true, + mb: false, + mtr: true + }; + }; + +})(typeof exports !== 'undefined' ? exports : this); + + +(function() { + + /** + * Override _setObjectScale and add Textbox specific resizing behavior. Resizing + * a Textbox doesn't scale text, it only changes width and makes text wrap automatically. + */ + var setObjectScaleOverridden = fabric.Canvas.prototype._setObjectScale; + + fabric.Canvas.prototype._setObjectScale = function(localMouse, transform, + lockScalingX, lockScalingY, by, lockScalingFlip, _dim) { + + var t = transform.target; + if (t instanceof fabric.Textbox) { + var w = t.width * ((localMouse.x / transform.scaleX) / (t.width + t.strokeWidth)); + if (w >= t.getMinWidth()) { + t.set('width', w); + return true; + } + } + else { + return setObjectScaleOverridden.call(fabric.Canvas.prototype, localMouse, transform, + lockScalingX, lockScalingY, by, lockScalingFlip, _dim); + } + }; + + /** + * Sets controls of this group to the Textbox's special configuration if + * one is present in the group. Deletes _controlsVisibility otherwise, so that + * it gets initialized to default value at runtime. + */ + fabric.Group.prototype._refreshControlsVisibility = function() { + if (typeof fabric.Textbox === 'undefined') { + return; + } + for (var i = this._objects.length; i--;) { + if (this._objects[i] instanceof fabric.Textbox) { + this.setControlsVisibility(fabric.Textbox.getTextboxControlVisibility()); + return; + } + } + }; + + fabric.util.object.extend(fabric.Textbox.prototype, /** @lends fabric.IText.prototype */ { + /** + * @private + */ + _removeExtraneousStyles: function() { + for (var prop in this._styleMap) { + if (!this._textLines[prop]) { + delete this.styles[this._styleMap[prop].line]; + } + } + }, + + /** + * Inserts style object for a given line/char index + * @param {Number} lineIndex Index of a line + * @param {Number} charIndex Index of a char + * @param {Object} [style] Style object to insert, if given + */ + insertCharStyleObject: function(lineIndex, charIndex, style) { + // adjust lineIndex and charIndex + var map = this._styleMap[lineIndex]; + lineIndex = map.line; + charIndex = map.offset + charIndex; + + fabric.IText.prototype.insertCharStyleObject.apply(this, [lineIndex, charIndex, style]); + }, + + /** + * Inserts new style object + * @param {Number} lineIndex Index of a line + * @param {Number} charIndex Index of a char + * @param {Boolean} isEndOfLine True if it's end of line + */ + insertNewlineStyleObject: function(lineIndex, charIndex, isEndOfLine) { + // adjust lineIndex and charIndex + var map = this._styleMap[lineIndex]; + lineIndex = map.line; + charIndex = map.offset + charIndex; + + fabric.IText.prototype.insertNewlineStyleObject.apply(this, [lineIndex, charIndex, isEndOfLine]); + }, + + /** + * Shifts line styles up or down. This function is slightly different than the one in + * itext_behaviour as it takes into account the styleMap. + * + * @param {Number} lineIndex Index of a line + * @param {Number} offset Can be -1 or +1 + */ + shiftLineStyles: function(lineIndex, offset) { + // shift all line styles by 1 upward + var map = this._styleMap[lineIndex]; + // adjust line index + lineIndex = map.line; + fabric.IText.prototype.shiftLineStyles.call(this, lineIndex, offset); + }, + + /** + * Figure out programatically the text on previous actual line (actual = separated by \n); + * + * @param {Number} lIndex + * @returns {String} + * @private + */ + _getTextOnPreviousLine: function(lIndex) { + var textOnPreviousLine = this._textLines[lIndex - 1]; + + while (this._styleMap[lIndex - 2] && this._styleMap[lIndex - 2].line === this._styleMap[lIndex - 1].line) { + textOnPreviousLine = this._textLines[lIndex - 2] + textOnPreviousLine; + + lIndex--; + } + + return textOnPreviousLine; + }, + + /** + * Removes style object + * @param {Boolean} isBeginningOfLine True if cursor is at the beginning of line + * @param {Number} [index] Optional index. When not given, current selectionStart is used. + */ + removeStyleObject: function(isBeginningOfLine, index) { + + var cursorLocation = this.get2DCursorLocation(index), + map = this._styleMap[cursorLocation.lineIndex], + lineIndex = map.line, + charIndex = map.offset + cursorLocation.charIndex; + this._removeStyleObject(isBeginningOfLine, cursorLocation, lineIndex, charIndex); + } + }); +})(); + + +(function() { + var override = fabric.IText.prototype._getNewSelectionStartFromOffset; + /** + * Overrides the IText implementation and adjusts character index as there is not always a linebreak + * + * @param {Number} mouseOffset + * @param {Number} prevWidth + * @param {Number} width + * @param {Number} index + * @param {Number} jlen + * @returns {Number} + */ + fabric.IText.prototype._getNewSelectionStartFromOffset = function(mouseOffset, prevWidth, width, index, jlen) { + index = override.call(this, mouseOffset, prevWidth, width, index, jlen); + + // the index passed into the function is padded by the amount of lines from _textLines (to account for \n) + // we need to remove this padding, and pad it by actual lines, and / or spaces that are meant to be there + var tmp = 0, + removed = 0; + + // account for removed characters + for (var i = 0; i < this._textLines.length; i++) { + tmp += this._textLines[i].length; + + if (tmp + removed >= index) { + break; + } + + if (this.text[tmp + removed] === '\n' || this.text[tmp + removed] === ' ') { + removed++; + } + } + + return index - i + removed; + }; +})(); + + +(function() { + + if (typeof document !== 'undefined' && typeof window !== 'undefined') { + return; + } + + var DOMParser = require('xmldom').DOMParser, + URL = require('url'), + HTTP = require('http'), + HTTPS = require('https'), + + Canvas = require('canvas'), + Image = require('canvas').Image; + + /** @private */ + function request(url, encoding, callback) { + var oURL = URL.parse(url); + + // detect if http or https is used + if ( !oURL.port ) { + oURL.port = ( oURL.protocol.indexOf('https:') === 0 ) ? 443 : 80; + } + + // assign request handler based on protocol + var reqHandler = (oURL.protocol.indexOf('https:') === 0 ) ? HTTPS : HTTP, + req = reqHandler.request({ + hostname: oURL.hostname, + port: oURL.port, + path: oURL.path, + method: 'GET' + }, function(response) { + var body = ''; + if (encoding) { + response.setEncoding(encoding); + } + response.on('end', function () { + callback(body); + }); + response.on('data', function (chunk) { + if (response.statusCode === 200) { + body += chunk; + } + }); + }); + + req.on('error', function(err) { + if (err.errno === process.ECONNREFUSED) { + fabric.log('ECONNREFUSED: connection refused to ' + oURL.hostname + ':' + oURL.port); + } + else { + fabric.log(err.message); + } + callback(null); + }); + + req.end(); + } + + /** @private */ + function requestFs(path, callback) { + var fs = require('fs'); + fs.readFile(path, function (err, data) { + if (err) { + fabric.log(err); + throw err; + } + else { + callback(data); + } + }); + } + + fabric.util.loadImage = function(url, callback, context) { + function createImageAndCallBack(data) { + if (data) { + img.src = new Buffer(data, 'binary'); + // preserving original url, which seems to be lost in node-canvas + img._src = url; + callback && callback.call(context, img); + } + else { + img = null; + callback && callback.call(context, null, true); + } + } + var img = new Image(); + if (url && (url instanceof Buffer || url.indexOf('data') === 0)) { + img.src = img._src = url; + callback && callback.call(context, img); + } + else if (url && url.indexOf('http') !== 0) { + requestFs(url, createImageAndCallBack); + } + else if (url) { + request(url, 'binary', createImageAndCallBack); + } + else { + callback && callback.call(context, url); + } + }; + + fabric.loadSVGFromURL = function(url, callback, reviver) { + url = url.replace(/^\n\s*/, '').replace(/\?.*$/, '').trim(); + if (url.indexOf('http') !== 0) { + requestFs(url, function(body) { + fabric.loadSVGFromString(body.toString(), callback, reviver); + }); + } + else { + request(url, '', function(body) { + fabric.loadSVGFromString(body, callback, reviver); + }); + } + }; + + fabric.loadSVGFromString = function(string, callback, reviver) { + var doc = new DOMParser().parseFromString(string); + fabric.parseSVGDocument(doc.documentElement, function(results, options) { + callback && callback(results, options); + }, reviver); + }; + + fabric.util.getScript = function(url, callback) { + request(url, '', function(body) { + // eslint-disable-next-line no-eval + eval(body); + callback && callback(); + }); + }; + + // fabric.util.createCanvasElement = function(_, width, height) { + // return new Canvas(width, height); + // } + + /** + * Only available when running fabric on node.js + * @param {Number} width Canvas width + * @param {Number} height Canvas height + * @param {Object} [options] Options to pass to FabricCanvas. + * @param {Object} [nodeCanvasOptions] Options to pass to NodeCanvas. + * @return {Object} wrapped canvas instance + */ + fabric.createCanvasForNode = function(width, height, options, nodeCanvasOptions) { + nodeCanvasOptions = nodeCanvasOptions || options; + + var canvasEl = fabric.document.createElement('canvas'), + nodeCanvas = new Canvas(width || 600, height || 600, nodeCanvasOptions), + nodeCacheCanvas = new Canvas(width || 600, height || 600, nodeCanvasOptions); + + // jsdom doesn't create style on canvas element, so here be temp. workaround + canvasEl.style = { }; + + canvasEl.width = nodeCanvas.width; + canvasEl.height = nodeCanvas.height; + options = options || { }; + options.nodeCanvas = nodeCanvas; + options.nodeCacheCanvas = nodeCacheCanvas; + var FabricCanvas = fabric.Canvas || fabric.StaticCanvas, + fabricCanvas = new FabricCanvas(canvasEl, options); + fabricCanvas.nodeCanvas = nodeCanvas; + fabricCanvas.nodeCacheCanvas = nodeCacheCanvas; + fabricCanvas.contextContainer = nodeCanvas.getContext('2d'); + fabricCanvas.contextCache = nodeCacheCanvas.getContext('2d'); + fabricCanvas.Font = Canvas.Font; + return fabricCanvas; + }; + + var originaInitStatic = fabric.StaticCanvas.prototype._initStatic; + fabric.StaticCanvas.prototype._initStatic = function(el, options) { + el = el || fabric.document.createElement('canvas'); + this.nodeCanvas = new Canvas(el.width, el.height); + this.nodeCacheCanvas = new Canvas(el.width, el.height); + originaInitStatic.call(this, el, options); + this.contextContainer = this.nodeCanvas.getContext('2d'); + this.contextCache = this.nodeCacheCanvas.getContext('2d'); + this.Font = Canvas.Font; + }; + + /** @ignore */ + fabric.StaticCanvas.prototype.createPNGStream = function() { + return this.nodeCanvas.createPNGStream(); + }; + + fabric.StaticCanvas.prototype.createJPEGStream = function(opts) { + return this.nodeCanvas.createJPEGStream(opts); + }; + + fabric.StaticCanvas.prototype._initRetinaScaling = function() { + if (!this._isRetinaScaling()) { + return; + } + + this.lowerCanvasEl.setAttribute('width', this.width * fabric.devicePixelRatio); + this.lowerCanvasEl.setAttribute('height', this.height * fabric.devicePixelRatio); + this.nodeCanvas.width = this.width * fabric.devicePixelRatio; + this.nodeCanvas.height = this.height * fabric.devicePixelRatio; + this.contextContainer.scale(fabric.devicePixelRatio, fabric.devicePixelRatio); + return this; + }; + if (fabric.Canvas) { + fabric.Canvas.prototype._initRetinaScaling = fabric.StaticCanvas.prototype._initRetinaScaling; + } + + var origSetBackstoreDimension = fabric.StaticCanvas.prototype._setBackstoreDimension; + fabric.StaticCanvas.prototype._setBackstoreDimension = function(prop, value) { + origSetBackstoreDimension.call(this, prop, value); + this.nodeCanvas[prop] = value; + return this; + }; + if (fabric.Canvas) { + fabric.Canvas.prototype._setBackstoreDimension = fabric.StaticCanvas.prototype._setBackstoreDimension; + } + +})(); + diff --git a/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/fabric.min.js b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/fabric.min.js new file mode 100644 index 0000000000..20c989df9f --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/fabric.min.js @@ -0,0 +1,9 @@ +var fabric=fabric||{version:"1.7.11"};"undefined"!=typeof exports&&(exports.fabric=fabric),"undefined"!=typeof document&&"undefined"!=typeof window?(fabric.document=document,fabric.window=window,window.fabric=fabric):(fabric.document=require("jsdom").jsdom(decodeURIComponent("%3C!DOCTYPE%20html%3E%3Chtml%3E%3Chead%3E%3C%2Fhead%3E%3Cbody%3E%3C%2Fbody%3E%3C%2Fhtml%3E")),fabric.document.createWindow?fabric.window=fabric.document.createWindow():fabric.window=fabric.document.parentWindow),fabric.isTouchSupported="ontouchstart"in fabric.document.documentElement,fabric.isLikelyNode="undefined"!=typeof Buffer&&"undefined"==typeof window,fabric.SHARED_ATTRIBUTES=["display","transform","fill","fill-opacity","fill-rule","opacity","stroke","stroke-dasharray","stroke-linecap","stroke-linejoin","stroke-miterlimit","stroke-opacity","stroke-width","id"],fabric.DPI=96,fabric.reNum="(?:[-+]?(?:\\d+|\\d*\\.\\d+)(?:e[-+]?\\d+)?)",fabric.fontPaths={},fabric.iMatrix=[1,0,0,1,0,0],fabric.charWidthsCache={},fabric.devicePixelRatio=fabric.window.devicePixelRatio||fabric.window.webkitDevicePixelRatio||fabric.window.mozDevicePixelRatio||1,function(){function t(t,e){if(this.__eventListeners[t]){var i=this.__eventListeners[t];e?i[i.indexOf(e)]=!1:fabric.util.array.fill(i,!1)}}function e(t,e){if(this.__eventListeners||(this.__eventListeners={}),1===arguments.length)for(var i in t)this.on(i,t[i]);else this.__eventListeners[t]||(this.__eventListeners[t]=[]),this.__eventListeners[t].push(e);return this}function i(e,i){if(this.__eventListeners){if(0===arguments.length)for(e in this.__eventListeners)t.call(this,e);else if(1===arguments.length&&"object"==typeof arguments[0])for(var r in e)t.call(this,r,e[r]);else t.call(this,e,i);return this}}function r(t,e){if(this.__eventListeners){var i=this.__eventListeners[t];if(i){for(var r=0,n=i.length;r-1},complexity:function(){return this.getObjects().reduce(function(t,e){return t+=e.complexity?e.complexity():0},0)}},fabric.CommonMethods={_setOptions:function(t){for(var e in t)this.set(e,t[e])},_initGradient:function(t,e){!t||!t.colorStops||t instanceof fabric.Gradient||this.set(e,new fabric.Gradient(t))},_initPattern:function(t,e,i){!t||!t.source||t instanceof fabric.Pattern?i&&i():this.set(e,new fabric.Pattern(t,i))},_initClipping:function(t){if(t.clipTo&&"string"==typeof t.clipTo){var e=fabric.util.getFunctionBody(t.clipTo);"undefined"!=typeof e&&(this.clipTo=new Function("ctx",e))}},_setObject:function(t){for(var e in t)this._set(e,t[e])},set:function(t,e){return"object"==typeof t?this._setObject(t):"function"==typeof e&&"clipTo"!==t?this._set(t,e(this.get(t))):this._set(t,e),this},_set:function(t,e){this[t]=e},toggle:function(t){var e=this.get(t);return"boolean"==typeof e&&this.set(t,!e),this},get:function(t){return this[t]}},function(t){var e=Math.sqrt,i=Math.atan2,r=Math.pow,n=Math.abs,s=Math.PI/180;fabric.util={removeFromArray:function(t,e){var i=t.indexOf(e);return i!==-1&&t.splice(i,1),t},getRandomInt:function(t,e){return Math.floor(Math.random()*(e-t+1))+t},degreesToRadians:function(t){return t*s},radiansToDegrees:function(t){return t/s},rotatePoint:function(t,e,i){t.subtractEquals(e);var r=fabric.util.rotateVector(t,i);return new fabric.Point(r.x,r.y).addEquals(e)},rotateVector:function(t,e){var i=Math.sin(e),r=Math.cos(e),n=t.x*r-t.y*i,s=t.x*i+t.y*r;return{x:n,y:s}},transformPoint:function(t,e,i){return i?new fabric.Point(e[0]*t.x+e[2]*t.y,e[1]*t.x+e[3]*t.y):new fabric.Point(e[0]*t.x+e[2]*t.y+e[4],e[1]*t.x+e[3]*t.y+e[5])},makeBoundingBoxFromPoints:function(t){var e=[t[0].x,t[1].x,t[2].x,t[3].x],i=fabric.util.array.min(e),r=fabric.util.array.max(e),n=Math.abs(i-r),s=[t[0].y,t[1].y,t[2].y,t[3].y],o=fabric.util.array.min(s),a=fabric.util.array.max(s),h=Math.abs(o-a);return{left:i,top:o,width:n,height:h}},invertTransform:function(t){var e=1/(t[0]*t[3]-t[1]*t[2]),i=[e*t[3],-e*t[1],-e*t[2],e*t[0]],r=fabric.util.transformPoint({x:t[4],y:t[5]},i,!0);return i[4]=-r.x,i[5]=-r.y,i},toFixed:function(t,e){return parseFloat(Number(t).toFixed(e))},parseUnit:function(t,e){var i=/\D{0,2}$/.exec(t),r=parseFloat(t);switch(e||(e=fabric.Text.DEFAULT_SVG_FONT_SIZE),i[0]){case"mm":return r*fabric.DPI/25.4;case"cm":return r*fabric.DPI/2.54;case"in":return r*fabric.DPI;case"pt":return r*fabric.DPI/72;case"pc":return r*fabric.DPI/72*12;case"em":return r*e;default:return r}},falseFunction:function(){return!1},getKlass:function(t,e){return t=fabric.util.string.camelize(t.charAt(0).toUpperCase()+t.slice(1)),fabric.util.resolveNamespace(e)[t]},resolveNamespace:function(e){if(!e)return fabric;var i,r=e.split("."),n=r.length,s=t||fabric.window;for(i=0;ir;)r+=a[d++%f],r>l&&(r=l),t[g?"lineTo":"moveTo"](r,0),g=!g;t.restore()},createCanvasElement:function(t){return t||(t=fabric.document.createElement("canvas")),t.getContext||"undefined"==typeof G_vmlCanvasManager||G_vmlCanvasManager.initElement(t),t},createImage:function(){return fabric.isLikelyNode?new(require("canvas").Image):fabric.document.createElement("img")},createAccessors:function(t){var e,i,r,n,s,o=t.prototype;for(e=o.stateProperties.length;e--;)i=o.stateProperties[e],r=i.charAt(0).toUpperCase()+i.slice(1),n="set"+r,s="get"+r,o[s]||(o[s]=function(t){return new Function('return this.get("'+t+'")')}(i)),o[n]||(o[n]=function(t){return new Function("value",'return this.set("'+t+'", value)')}(i))},clipContext:function(t,e){e.save(),e.beginPath(),t.clipTo(e),e.clip()},multiplyTransformMatrices:function(t,e,i){return[t[0]*e[0]+t[2]*e[1],t[1]*e[0]+t[3]*e[1],t[0]*e[2]+t[2]*e[3],t[1]*e[2]+t[3]*e[3],i?0:t[0]*e[4]+t[2]*e[5]+t[4],i?0:t[1]*e[4]+t[3]*e[5]+t[5]]},qrDecompose:function(t){var n=i(t[1],t[0]),o=r(t[0],2)+r(t[1],2),a=e(o),h=(t[0]*t[3]-t[2]*t[1])/a,c=i(t[0]*t[2]+t[1]*t[3],o);return{angle:n/s,scaleX:a,scaleY:h,skewX:c/s,skewY:0,translateX:t[4],translateY:t[5]}},customTransformMatrix:function(t,e,i){var r=[1,0,n(Math.tan(i*s)),1],o=[n(t),0,0,n(e)];return fabric.util.multiplyTransformMatrices(o,r,!0)},resetObjectTransform:function(t){t.scaleX=1,t.scaleY=1,t.skewX=0,t.skewY=0,t.flipX=!1,t.flipY=!1,t.setAngle(0)},getFunctionBody:function(t){return(String(t).match(/function[^{]*\{([\s\S]*)\}/)||{})[1]},isTransparent:function(t,e,i,r){r>0&&(e>r?e-=r:e=0,i>r?i-=r:i=0);var 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i(){this.initialize.apply(this,arguments)}var s=null,a=r.call(arguments,0);"function"==typeof a[0]&&(s=a.shift()),i.superclass=s,i.subclasses=[],s&&(t.prototype=s.prototype,i.prototype=new t,s.subclasses.push(i));for(var h=0,c=a.length;h-1?t.prototype[r]=function(t){return function(){var r=this.constructor.superclass;this.constructor.superclass=i;var n=e[t].apply(this,arguments);if(this.constructor.superclass=r,"initialize"!==t)return n}}(r):t.prototype[r]=e[r],s&&(e.toString!==Object.prototype.toString&&(t.prototype.toString=e.toString),e.valueOf!==Object.prototype.valueOf&&(t.prototype.valueOf=e.valueOf))};fabric.util.createClass=i}(),function(){function t(t){var e,i,r=Array.prototype.slice.call(arguments,1),n=r.length;for(i=0;i-1?s(t,e.match(/opacity:\s*(\d?\.?\d*)/)[1]):t;for(var r in e)if("opacity"===r)s(t,e[r]);else{var n="float"===r||"cssFloat"===r?"undefined"==typeof i.styleFloat?"cssFloat":"styleFloat":r;i[n]=e[r]}return t}var e=fabric.document.createElement("div"),i="string"==typeof e.style.opacity,r="string"==typeof e.style.filter,n=/alpha\s*\(\s*opacity\s*=\s*([^\)]+)\)/,s=function(t){return t};i?s=function(t,e){return t.style.opacity=e,t}:r&&(s=function(t,e){var i=t.style;return t.currentStyle&&!t.currentStyle.hasLayout&&(i.zoom=1),n.test(i.filter)?(e=e>=.9999?"":"alpha(opacity="+100*e+")",i.filter=i.filter.replace(n,e)):i.filter+=" alpha(opacity="+100*e+")",t}),fabric.util.setStyle=t}(),function(){function t(t){return"string"==typeof t?fabric.document.getElementById(t):t}function e(t,e){var i=fabric.document.createElement(t);for(var r in e)"class"===r?i.className=e[r]:"for"===r?i.htmlFor=e[r]:i.setAttribute(r,e[r]);return i}function i(t,e){t&&(" "+t.className+" ").indexOf(" "+e+" ")===-1&&(t.className+=(t.className?" 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a.call(t,0)};try{o=h(fabric.document.childNodes)instanceof Array}catch(t){}o||(h=function(t){for(var e=new Array(t.length),i=t.length;i--;)e[i]=t[i];return e});var c;c=fabric.document.defaultView&&fabric.document.defaultView.getComputedStyle?function(t,e){var i=fabric.document.defaultView.getComputedStyle(t,null);return i?i[e]:void 0}:function(t,e){var i=t.style[e];return!i&&t.currentStyle&&(i=t.currentStyle[e]),i},function(){function t(t){return"undefined"!=typeof t.onselectstart&&(t.onselectstart=fabric.util.falseFunction),r?t.style[r]="none":"string"==typeof t.unselectable&&(t.unselectable="on"),t}function e(t){return"undefined"!=typeof t.onselectstart&&(t.onselectstart=null),r?t.style[r]="":"string"==typeof t.unselectable&&(t.unselectable=""),t}var i=fabric.document.documentElement.style,r="userSelect"in i?"userSelect":"MozUserSelect"in i?"MozUserSelect":"WebkitUserSelect"in i?"WebkitUserSelect":"KhtmlUserSelect"in i?"KhtmlUserSelect":"";fabric.util.makeElementUnselectable=t,fabric.util.makeElementSelectable=e}(),function(){function t(t,e){var i=fabric.document.getElementsByTagName("head")[0],r=fabric.document.createElement("script"),n=!0;r.onload=r.onreadystatechange=function(t){if(n){if("string"==typeof this.readyState&&"loaded"!==this.readyState&&"complete"!==this.readyState)return;n=!1,e(t||fabric.window.event),r=r.onload=r.onreadystatechange=null}},r.src=t,i.appendChild(r)}fabric.util.getScript=t}(),fabric.util.getById=t,fabric.util.toArray=h,fabric.util.makeElement=e,fabric.util.addClass=i,fabric.util.wrapElement=r,fabric.util.getScrollLeftTop=n,fabric.util.getElementOffset=s,fabric.util.getElementStyle=c}(),function(){function t(t,e){return t+(/\?/.test(t)?"&":"?")+e}function e(){}function i(i,n){n||(n={});var s=n.method?n.method.toUpperCase():"GET",o=n.onComplete||function(){},a=r(),h=n.body||n.parameters;return 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r+=","+(t&&e?parseFloat(t[3]+i*(e[3]-t[3])):1),r+=")"}function e(e,i,r,n){var s=new fabric.Color(e).getSource(),o=new fabric.Color(i).getSource();n=n||{},fabric.util.animate(fabric.util.object.extend(n,{duration:r||500,startValue:s,endValue:o,byValue:o,easing:function(e,i,r,s){var o=n.colorEasing?n.colorEasing(e,s):1-Math.cos(e/s*(Math.PI/2));return t(i,r,o)}}))}fabric.util.animateColor=e}(),function(){function t(t,e,i,r){return ta?a:o),1===o&&1===a&&0===h&&0===c&&0===f&&0===d)return _;if((f||d)&&(x=" translate("+y(f)+" "+y(d)+") "),r=x+" matrix("+o+" 0 0 "+a+" "+h*o+" "+c*a+") ", +"svg"===t.nodeName){for(n=t.ownerDocument.createElement("g");t.firstChild;)n.appendChild(t.firstChild);t.appendChild(n)}else n=t,r=n.getAttribute("transform")+r;return n.setAttribute("transform",r),_}function g(t,e){for(;t&&(t=t.parentNode);)if(t.nodeName&&e.test(t.nodeName.replace("svg:",""))&&!t.getAttribute("instantiated_by_use"))return!0;return!1}var p=t.fabric||(t.fabric={}),v=p.util.object.extend,b=p.util.object.clone,m=p.util.toFixed,y=p.util.parseUnit,_=p.util.multiplyTransformMatrices,x=/^(path|circle|polygon|polyline|ellipse|rect|line|image|text)$/i,C=/^(symbol|image|marker|pattern|view|svg)$/i,S=/^(?:pattern|defs|symbol|metadata|clipPath|mask)$/i,w=/^(symbol|g|a|svg)$/i,O={cx:"left",x:"left",r:"radius",cy:"top",y:"top",display:"visible",visibility:"visible",transform:"transformMatrix","fill-opacity":"fillOpacity","fill-rule":"fillRule","font-family":"fontFamily","font-size":"fontSize","font-style":"fontStyle","font-weight":"fontWeight","stroke-dasharray":"strokeDashArray","stroke-linecap":"strokeLineCap","stroke-linejoin":"strokeLineJoin","stroke-miterlimit":"strokeMiterLimit","stroke-opacity":"strokeOpacity","stroke-width":"strokeWidth","text-decoration":"textDecoration","text-anchor":"originX",opacity:"opacity"},T={stroke:"strokeOpacity",fill:"fillOpacity"};p.cssRules={},p.gradientDefs={},p.parseTransformAttribute=function(){function t(t,e){var i=Math.cos(e[0]),r=Math.sin(e[0]),n=0,s=0;3===e.length&&(n=e[1],s=e[2]),t[0]=i,t[1]=r,t[2]=-r,t[3]=i,t[4]=n-(i*n-r*s),t[5]=s-(r*n+i*s)}function e(t,e){var i=e[0],r=2===e.length?e[1]:e[0];t[0]=i,t[3]=r}function i(t,e,i){t[i]=Math.tan(p.util.degreesToRadians(e[0]))}function r(t,e){t[4]=e[0],2===e.length&&(t[5]=e[1])}var n=[1,0,0,1,0,0],s=p.reNum,o="(?:\\s+,?\\s*|,\\s*)",a="(?:(skewX)\\s*\\(\\s*("+s+")\\s*\\))",h="(?:(skewY)\\s*\\(\\s*("+s+")\\s*\\))",c="(?:(rotate)\\s*\\(\\s*("+s+")(?:"+o+"("+s+")"+o+"("+s+"))?\\s*\\))",l="(?:(scale)\\s*\\(\\s*("+s+")(?:"+o+"("+s+"))?\\s*\\))",u="(?:(translate)\\s*\\(\\s*("+s+")(?:"+o+"("+s+"))?\\s*\\))",f="(?:(matrix)\\s*\\(\\s*("+s+")"+o+"("+s+")"+o+"("+s+")"+o+"("+s+")"+o+"("+s+")"+o+"("+s+")\\s*\\))",d="(?:"+f+"|"+u+"|"+l+"|"+c+"|"+a+"|"+h+")",g="(?:"+d+"(?:"+o+"*"+d+")*)",v="^\\s*(?:"+g+"?)\\s*$",b=new RegExp(v),m=new RegExp(d,"g");return function(s){var o=n.concat(),a=[];if(!s||s&&!b.test(s))return o;s.replace(m,function(s){var h=new 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p.util.request(t,{method:"get",onComplete:n})},loadSVGFromString:function(t,e,i,r){t=t.trim();var n;if("undefined"!=typeof DOMParser){var s=new DOMParser;s&&s.parseFromString&&(n=s.parseFromString(t,"text/xml"))}else p.window.ActiveXObject&&(n=new ActiveXObject("Microsoft.XMLDOM"),n.async="false",n.loadXML(t.replace(//i,"")));p.parseSVGDocument(n.documentElement,function(t,i){e(t,i)},i,r)}})}("undefined"!=typeof exports?exports:this),fabric.ElementsParser=function(t,e,i,r,n){this.elements=t,this.callback=e,this.options=i,this.reviver=r,this.svgUid=i&&i.svgUid||0,this.parsingOptions=n},fabric.ElementsParser.prototype.parse=function(){this.instances=new Array(this.elements.length),this.numElements=this.elements.length,this.createObjects()},fabric.ElementsParser.prototype.createObjects=function(){for(var t=0,e=this.elements.length;tt.x&&this.y>t.y},gte:function(t){return this.x>=t.x&&this.y>=t.y},lerp:function(t,i){return"undefined"==typeof i&&(i=.5),i=Math.max(Math.min(1,i),0),new e(this.x+(t.x-this.x)*i,this.y+(t.y-this.y)*i)},distanceFrom:function(t){var e=this.x-t.x,i=this.y-t.y;return Math.sqrt(e*e+i*i)},midPointFrom:function(t){return this.lerp(t)},min:function(t){return new e(Math.min(this.x,t.x),Math.min(this.y,t.y))},max:function(t){return new e(Math.max(this.x,t.x),Math.max(this.y,t.y))},toString:function(){return this.x+","+this.y},setXY:function(t,e){return this.x=t,this.y=e,this},setX:function(t){return this.x=t,this},setY:function(t){return this.y=t,this},setFromPoint:function(t){return this.x=t.x,this.y=t.y,this},swap:function(t){var e=this.x,i=this.y;this.x=t.x,this.y=t.y,t.x=e,t.y=i},clone:function(){return new e(this.x,this.y)}}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";function e(t){this.status=t,this.points=[]}var i=t.fabric||(t.fabric={});return i.Intersection?void i.warn("fabric.Intersection is already defined"):(i.Intersection=e,i.Intersection.prototype={constructor:e,appendPoint:function(t){return this.points.push(t),this},appendPoints:function(t){return this.points=this.points.concat(t),this}},i.Intersection.intersectLineLine=function(t,r,n,s){var o,a=(s.x-n.x)*(t.y-n.y)-(s.y-n.y)*(t.x-n.x),h=(r.x-t.x)*(t.y-n.y)-(r.y-t.y)*(t.x-n.x),c=(s.y-n.y)*(r.x-t.x)-(s.x-n.x)*(r.y-t.y);if(0!==c){var l=a/c,u=h/c;0<=l&&l<=1&&0<=u&&u<=1?(o=new e("Intersection"),o.appendPoint(new i.Point(t.x+l*(r.x-t.x),t.y+l*(r.y-t.y)))):o=new e}else o=new e(0===a||0===h?"Coincident":"Parallel");return o},i.Intersection.intersectLinePolygon=function(t,i,r){for(var n,s,o,a=new e,h=r.length,c=0;c0&&(a.status="Intersection"),a},i.Intersection.intersectPolygonPolygon=function(t,i){for(var r=new e,n=t.length,s=0;s0&&(r.status="Intersection"),r},void(i.Intersection.intersectPolygonRectangle=function(t,r,n){var s=r.min(n),o=r.max(n),a=new i.Point(o.x,s.y),h=new i.Point(s.x,o.y),c=e.intersectLinePolygon(s,a,t),l=e.intersectLinePolygon(a,o,t),u=e.intersectLinePolygon(o,h,t),f=e.intersectLinePolygon(h,s,t),d=new e;return d.appendPoints(c.points),d.appendPoints(l.points),d.appendPoints(u.points),d.appendPoints(f.points),d.points.length>0&&(d.status="Intersection"),d}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";function e(t){t?this._tryParsingColor(t):this.setSource([0,0,0,1])}function i(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+(e-t)*(2/3-i)*6:t}var r=t.fabric||(t.fabric={});return r.Color?void r.warn("fabric.Color is already defined."):(r.Color=e,r.Color.prototype={_tryParsingColor:function(t){var i;t in e.colorNameMap&&(t=e.colorNameMap[t]),"transparent"===t&&(i=[255,255,255,0]),i||(i=e.sourceFromHex(t)),i||(i=e.sourceFromRgb(t)),i||(i=e.sourceFromHsl(t)),i||(i=[0,0,0,1]),i&&this.setSource(i)},_rgbToHsl:function(t,e,i){t/=255,e/=255,i/=255;var n,s,o,a=r.util.array.max([t,e,i]),h=r.util.array.min([t,e,i]);if(o=(a+h)/2,a===h)n=s=0;else{var c=a-h;switch(s=o>.5?c/(2-a-h):c/(a+h),a){case t:n=(e-i)/c+(e1?1:s,n){var o=n.split(/\s*;\s*/);""===o[o.length-1]&&o.pop();for(var a=o.length;a--;){var h=o[a].split(/\s*:\s*/),c=h[0].trim(),l=h[1].trim();"stop-color"===c?e=l:"stop-opacity"===c&&(r=l)}}return e||(e=t.getAttribute("stop-color")||"rgb(0,0,0)"),r||(r=t.getAttribute("stop-opacity")),e=new fabric.Color(e),i=e.getAlpha(),r=isNaN(parseFloat(r))?1:parseFloat(r),r*=i,{offset:s,color:e.toRgb(),opacity:r}}function e(t){return{x1:t.getAttribute("x1")||0,y1:t.getAttribute("y1")||0,x2:t.getAttribute("x2")||"100%",y2:t.getAttribute("y2")||0}}function i(t){return{x1:t.getAttribute("fx")||t.getAttribute("cx")||"50%",y1:t.getAttribute("fy")||t.getAttribute("cy")||"50%",r1:0,x2:t.getAttribute("cx")||"50%",y2:t.getAttribute("cy")||"50%",r2:t.getAttribute("r")||"50%"}}function r(t,e,i){var r,n=0,s=1,o="";for(var a in e)"Infinity"===e[a]?e[a]=1:"-Infinity"===e[a]&&(e[a]=0),r=parseFloat(e[a],10),s="string"==typeof e[a]&&/^\d+%$/.test(e[a])?.01:1,"x1"===a||"x2"===a||"r2"===a?(s*="objectBoundingBox"===i?t.width:1,n="objectBoundingBox"===i?t.left||0:0):"y1"!==a&&"y2"!==a||(s*="objectBoundingBox"===i?t.height:1,n="objectBoundingBox"===i?t.top||0:0),e[a]=r*s+n;if("ellipse"===t.type&&null!==e.r2&&"objectBoundingBox"===i&&t.rx!==t.ry){var h=t.ry/t.rx;o=" scale(1, "+h+")",e.y1&&(e.y1/=h),e.y2&&(e.y2/=h)}return o}var n=fabric.util.object.clone;fabric.Gradient=fabric.util.createClass({offsetX:0,offsetY:0,initialize:function(t){t||(t={});var e={};this.id=fabric.Object.__uid++,this.type=t.type||"linear",e={x1:t.coords.x1||0,y1:t.coords.y1||0,x2:t.coords.x2||0,y2:t.coords.y2||0},"radial"===this.type&&(e.r1=t.coords.r1||0,e.r2=t.coords.r2||0),this.coords=e,this.colorStops=t.colorStops.slice(),t.gradientTransform&&(this.gradientTransform=t.gradientTransform),this.offsetX=t.offsetX||this.offsetX,this.offsetY=t.offsetY||this.offsetY},addColorStop:function(t){for(var e in t){var i=new fabric.Color(t[e]);this.colorStops.push({offset:parseFloat(e),color:i.toRgb(),opacity:i.getAlpha()})}return this},toObject:function(t){var e={type:this.type,coords:this.coords,colorStops:this.colorStops,offsetX:this.offsetX,offsetY:this.offsetY,gradientTransform:this.gradientTransform?this.gradientTransform.concat():this.gradientTransform};return fabric.util.populateWithProperties(this,e,t),e},toSVG:function(t){var e,i,r=n(this.coords,!0),s=n(this.colorStops,!0),o=r.r1>r.r2;if(s.sort(function(t,e){return t.offset-e.offset}),!t.group||"path-group"!==t.group.type)for(var a in r)"x1"===a||"x2"===a?r[a]+=this.offsetX-t.width/2:"y1"!==a&&"y2"!==a||(r[a]+=this.offsetY-t.height/2);if(i='id="SVGID_'+this.id+'" gradientUnits="userSpaceOnUse"',this.gradientTransform&&(i+=' gradientTransform="matrix('+this.gradientTransform.join(" ")+')" '),"linear"===this.type?e=["\n']:"radial"===this.type&&(e=["\n']),"radial"===this.type){if(o){s=s.concat(),s.reverse();for(var h=0;h0)for(var l=Math.max(r.r1,r.r2),u=c/l,h=0;h\n')}return e.push("linear"===this.type?"\n":"\n"),e.join("")},toLive:function(t,e){var i,r,n=fabric.util.object.clone(this.coords);if(this.type){if(e.group&&"path-group"===e.group.type)for(r in n)"x1"===r||"x2"===r?n[r]+=-this.offsetX+e.width/2:"y1"!==r&&"y2"!==r||(n[r]+=-this.offsetY+e.height/2);"linear"===this.type?i=t.createLinearGradient(n.x1,n.y1,n.x2,n.y2):"radial"===this.type&&(i=t.createRadialGradient(n.x1,n.y1,n.r1,n.x2,n.y2,n.r2));for(var s=0,o=this.colorStops.length;s\n\n\n'},setOptions:function(t){for(var e in t)this[e]=t[e]},toLive:function(t){var e="function"==typeof this.source?this.source():this.source;if(!e)return"";if("undefined"!=typeof e.src){if(!e.complete)return"";if(0===e.naturalWidth||0===e.naturalHeight)return""}return t.createPattern(e,this.repeat)}})}(),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.toFixed;return e.Shadow?void e.warn("fabric.Shadow is already defined."):(e.Shadow=e.util.createClass({color:"rgb(0,0,0)",blur:0,offsetX:0,offsetY:0,affectStroke:!1,includeDefaultValues:!0,initialize:function(t){"string"==typeof t&&(t=this._parseShadow(t));for(var i in t)this[i]=t[i];this.id=e.Object.__uid++},_parseShadow:function(t){var i=t.trim(),r=e.Shadow.reOffsetsAndBlur.exec(i)||[],n=i.replace(e.Shadow.reOffsetsAndBlur,"")||"rgb(0,0,0)";return{color:n.trim(),offsetX:parseInt(r[1],10)||0,offsetY:parseInt(r[2],10)||0,blur:parseInt(r[3],10)||0}},toString:function(){return[this.offsetX,this.offsetY,this.blur,this.color].join("px ")},toSVG:function(t){var r=40,n=40,s=e.Object.NUM_FRACTION_DIGITS,o=e.util.rotateVector({x:this.offsetX,y:this.offsetY},e.util.degreesToRadians(-t.angle)),a=20;return t.width&&t.height&&(r=100*i((Math.abs(o.x)+this.blur)/t.width,s)+a,n=100*i((Math.abs(o.y)+this.blur)/t.height,s)+a),t.flipX&&(o.x*=-1),t.flipY&&(o.y*=-1),'\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\n\n'},toObject:function(){if(this.includeDefaultValues)return{color:this.color,blur:this.blur,offsetX:this.offsetX,offsetY:this.offsetY,affectStroke:this.affectStroke};var t={},i=e.Shadow.prototype;return["color","blur","offsetX","offsetY","affectStroke"].forEach(function(e){this[e]!==i[e]&&(t[e]=this[e])},this),t}}),void(e.Shadow.reOffsetsAndBlur=/(?:\s|^)(-?\d+(?:px)?(?:\s?|$))?(-?\d+(?:px)?(?:\s?|$))?(\d+(?:px)?)?(?:\s?|$)(?:$|\s)/))}("undefined"!=typeof exports?exports:this),function(){"use strict";if(fabric.StaticCanvas)return void fabric.warn("fabric.StaticCanvas is already defined.");var t=fabric.util.object.extend,e=fabric.util.getElementOffset,i=fabric.util.removeFromArray,r=fabric.util.toFixed,n=fabric.util.transformPoint,s=fabric.util.invertTransform,o=new Error("Could not initialize `canvas` element");fabric.StaticCanvas=fabric.util.createClass(fabric.CommonMethods,{initialize:function(t,e){e||(e={}),this._initStatic(t,e)},backgroundColor:"",backgroundImage:null,overlayColor:"",overlayImage:null,includeDefaultValues:!0,stateful:!1,renderOnAddRemove:!0,clipTo:null,controlsAboveOverlay:!1,allowTouchScrolling:!1,imageSmoothingEnabled:!0,viewportTransform:fabric.iMatrix.concat(),backgroundVpt:!0,overlayVpt:!0,onBeforeScaleRotate:function(){},enableRetinaScaling:!0,vptCoords:{},skipOffscreen:!1,_initStatic:function(t,e){var i=fabric.StaticCanvas.prototype.renderAll.bind(this);this._objects=[],this._createLowerCanvas(t),this._initOptions(e),this._setImageSmoothing(),this.interactive||this._initRetinaScaling(),e.overlayImage&&this.setOverlayImage(e.overlayImage,i),e.backgroundImage&&this.setBackgroundImage(e.backgroundImage,i),e.backgroundColor&&this.setBackgroundColor(e.backgroundColor,i),e.overlayColor&&this.setOverlayColor(e.overlayColor,i),this.calcOffset()},_isRetinaScaling:function(){return 1!==fabric.devicePixelRatio&&this.enableRetinaScaling},getRetinaScaling:function(){return this._isRetinaScaling()?fabric.devicePixelRatio:1},_initRetinaScaling:function(){this._isRetinaScaling()&&(this.lowerCanvasEl.setAttribute("width",this.width*fabric.devicePixelRatio),this.lowerCanvasEl.setAttribute("height",this.height*fabric.devicePixelRatio),this.contextContainer.scale(fabric.devicePixelRatio,fabric.devicePixelRatio))},calcOffset:function(){return this._offset=e(this.lowerCanvasEl),this},setOverlayImage:function(t,e,i){return this.__setBgOverlayImage("overlayImage",t,e,i)},setBackgroundImage:function(t,e,i){return this.__setBgOverlayImage("backgroundImage",t,e,i)},setOverlayColor:function(t,e){return this.__setBgOverlayColor("overlayColor",t,e)},setBackgroundColor:function(t,e){return this.__setBgOverlayColor("backgroundColor",t,e)},_setImageSmoothing:function(){var t=this.getContext();t.imageSmoothingEnabled=t.imageSmoothingEnabled||t.webkitImageSmoothingEnabled||t.mozImageSmoothingEnabled||t.msImageSmoothingEnabled||t.oImageSmoothingEnabled,t.imageSmoothingEnabled=this.imageSmoothingEnabled},__setBgOverlayImage:function(t,e,i,r){return"string"==typeof e?fabric.util.loadImage(e,function(e){e&&(this[t]=new fabric.Image(e,r)),i&&i(e)},this,r&&r.crossOrigin):(r&&e.setOptions(r),this[t]=e,i&&i(e)),this},__setBgOverlayColor:function(t,e,i){return this[t]=e,this._initGradient(e,t),this._initPattern(e,t,i),this},_createCanvasElement:function(t){var e=fabric.util.createCanvasElement(t);if(e.style||(e.style={}),!e)throw o;if("undefined"==typeof e.getContext)throw o;return e},_initOptions:function(t){this._setOptions(t),this.width=this.width||parseInt(this.lowerCanvasEl.width,10)||0,this.height=this.height||parseInt(this.lowerCanvasEl.height,10)||0,this.lowerCanvasEl.style&&(this.lowerCanvasEl.width=this.width,this.lowerCanvasEl.height=this.height,this.lowerCanvasEl.style.width=this.width+"px",this.lowerCanvasEl.style.height=this.height+"px",this.viewportTransform=this.viewportTransform.slice())},_createLowerCanvas:function(t){this.lowerCanvasEl=fabric.util.getById(t)||this._createCanvasElement(t),fabric.util.addClass(this.lowerCanvasEl,"lower-canvas"),this.interactive&&this._applyCanvasStyle(this.lowerCanvasEl),this.contextContainer=this.lowerCanvasEl.getContext("2d")},getWidth:function(){return this.width},getHeight:function(){return this.height},setWidth:function(t,e){return this.setDimensions({width:t},e)},setHeight:function(t,e){return this.setDimensions({height:t},e)},setDimensions:function(t,e){var i;e=e||{};for(var r in t)i=t[r],e.cssOnly||(this._setBackstoreDimension(r,t[r]),i+="px"),e.backstoreOnly||this._setCssDimension(r,i);return this._initRetinaScaling(),this._setImageSmoothing(),this.calcOffset(),e.cssOnly||this.renderAll(),this},_setBackstoreDimension:function(t,e){return this.lowerCanvasEl[t]=e,this.upperCanvasEl&&(this.upperCanvasEl[t]=e),this.cacheCanvasEl&&(this.cacheCanvasEl[t]=e),this[t]=e,this},_setCssDimension:function(t,e){return this.lowerCanvasEl.style[t]=e,this.upperCanvasEl&&(this.upperCanvasEl.style[t]=e),this.wrapperEl&&(this.wrapperEl.style[t]=e),this},getZoom:function(){return this.viewportTransform[0]},setViewportTransform:function(t){var e,i=this._activeGroup,r=!1,n=!0;this.viewportTransform=t;for(var s=0,o=this._objects.length;s"),i.join("")},_setSVGPreamble:function(t,e){e.suppressPreamble||t.push('\n','\n')},_setSVGHeader:function(t,e){var i,n=e.width||this.width,s=e.height||this.height,o='viewBox="0 0 '+this.width+" "+this.height+'" ',a=fabric.Object.NUM_FRACTION_DIGITS;e.viewBox?o='viewBox="'+e.viewBox.x+" "+e.viewBox.y+" "+e.viewBox.width+" "+e.viewBox.height+'" ':this.svgViewportTransformation&&(i=this.viewportTransform,o='viewBox="'+r(-i[4]/i[0],a)+" "+r(-i[5]/i[3],a)+" "+r(this.width/i[0],a)+" "+r(this.height/i[3],a)+'" '),t.push("\n',"Created with Fabric.js ",fabric.version,"\n","\n",this.createSVGFontFacesMarkup(),this.createSVGRefElementsMarkup(),"\n")},createSVGRefElementsMarkup:function(){var t=this,e=["backgroundColor","overlayColor"].map(function(e){var i=t[e];if(i&&i.toLive)return i.toSVG(t,!1)});return e.join("")},createSVGFontFacesMarkup:function(){for(var t,e,i,r,n,s,o,a="",h={},c=fabric.fontPaths,l=this.getObjects(),u=0,f=l.length;u',"\n",a,"","\n"].join("")),a},_setSVGObjects:function(t,e){for(var i,r=0,n=this.getObjects(),s=n.length;r
\n")}else t.push('\n")},sendToBack:function(t){if(!t)return this;var e,r,n,s=this._activeGroup;if(t===s)for(n=s._objects,e=n.length;e--;)r=n[e],i(this._objects,r),this._objects.unshift(r);else i(this._objects,t),this._objects.unshift(t);return this.renderAll&&this.renderAll()},bringToFront:function(t){if(!t)return this;var e,r,n,s=this._activeGroup;if(t===s)for(n=s._objects,e=0;e=0;--n){var s=t.intersectsWithObject(this._objects[n])||t.isContainedWithinObject(this._objects[n])||this._objects[n].isContainedWithinObject(t);if(s){r=n;break}}}else r=e-1;return r},bringForward:function(t,e){if(!t)return this;var r,n,s,o,a,h=this._activeGroup;if(t===h)for(a=h._objects,r=a.length;r--;)n=a[r],s=this._objects.indexOf(n),s!==this._objects.length-1&&(o=s+1,i(this._objects,n),this._objects.splice(o,0,n));else s=this._objects.indexOf(t),s!==this._objects.length-1&&(o=this._findNewUpperIndex(t,s,e),i(this._objects,t),this._objects.splice(o,0,t));return this.renderAll&&this.renderAll(),this},_findNewUpperIndex:function(t,e,i){var r;if(i){r=e;for(var n=e+1;n"}}),t(fabric.StaticCanvas.prototype,fabric.Observable),t(fabric.StaticCanvas.prototype,fabric.Collection),t(fabric.StaticCanvas.prototype,fabric.DataURLExporter),t(fabric.StaticCanvas,{EMPTY_JSON:'{"objects": [], "background": "white"}',supports:function(t){var e=fabric.util.createCanvasElement();if(!e||!e.getContext)return null;var i=e.getContext("2d");if(!i)return null;switch(t){case"getImageData":return"undefined"!=typeof i.getImageData;case"setLineDash":return"undefined"!=typeof i.setLineDash;case"toDataURL":return"undefined"!=typeof e.toDataURL;case"toDataURLWithQuality":try{return e.toDataURL("image/jpeg",0),!0}catch(t){}return!1;default:return null}}}),fabric.StaticCanvas.prototype.toJSON=fabric.StaticCanvas.prototype.toObject}(),fabric.BaseBrush=fabric.util.createClass({color:"rgb(0, 0, 0)",width:1,shadow:null,strokeLineCap:"round",strokeLineJoin:"round",strokeDashArray:null,setShadow:function(t){return this.shadow=new fabric.Shadow(t),this},_setBrushStyles:function(){var t=this.canvas.contextTop;t.strokeStyle=this.color,t.lineWidth=this.width,t.lineCap=this.strokeLineCap,t.lineJoin=this.strokeLineJoin,this.strokeDashArray&&fabric.StaticCanvas.supports("setLineDash")&&t.setLineDash(this.strokeDashArray)},_setShadow:function(){if(this.shadow){var t=this.canvas.contextTop,e=this.canvas.getZoom();t.shadowColor=this.shadow.color,t.shadowBlur=this.shadow.blur*e,t.shadowOffsetX=this.shadow.offsetX*e,t.shadowOffsetY=this.shadow.offsetY*e}},_resetShadow:function(){var t=this.canvas.contextTop;t.shadowColor="",t.shadowBlur=t.shadowOffsetX=t.shadowOffsetY=0}}),function(){fabric.PencilBrush=fabric.util.createClass(fabric.BaseBrush,{initialize:function(t){this.canvas=t,this._points=[]},onMouseDown:function(t){this._prepareForDrawing(t),this._captureDrawingPath(t),this._render()},onMouseMove:function(t){this._captureDrawingPath(t),this.canvas.clearContext(this.canvas.contextTop),this._render()},onMouseUp:function(){this._finalizeAndAddPath()},_prepareForDrawing:function(t){var e=new fabric.Point(t.x,t.y);this._reset(),this._addPoint(e),this.canvas.contextTop.moveTo(e.x,e.y)},_addPoint:function(t){this._points.push(t)},_reset:function(){this._points.length=0,this._setBrushStyles(),this._setShadow()},_captureDrawingPath:function(t){var e=new fabric.Point(t.x,t.y);this._addPoint(e)},_render:function(){var t=this.canvas.contextTop,e=this.canvas.viewportTransform,i=this._points[0],r=this._points[1];t.save(),t.transform(e[0],e[1],e[2],e[3],e[4],e[5]),t.beginPath(),2===this._points.length&&i.x===r.x&&i.y===r.y&&(i.x-=.5,r.x+=.5),t.moveTo(i.x,i.y);for(var n=1,s=this._points.length;n0?1:-1,"y"===i&&(s=e.target.skewY,o="top",a="bottom",r="originY"),n[-1]=o,n[1]=a,e.target.flipX&&(c*=-1),e.target.flipY&&(c*=-1),0===s?(e.skewSign=-h*t*c,e[r]=n[-t]):(s=s>0?1:-1,e.skewSign=s,e[r]=n[s*h*c])},_skewObject:function(t,e,i){var r=this._currentTransform,n=r.target,s=!1,o=n.get("lockSkewingX"),a=n.get("lockSkewingY");if(o&&"x"===i||a&&"y"===i)return!1;var h,c,l=n.getCenterPoint(),u=n.toLocalPoint(new fabric.Point(t,e),"center","center")[i],f=n.toLocalPoint(new fabric.Point(r.lastX,r.lastY),"center","center")[i],d=n._getTransformedDimensions();return this._changeSkewTransformOrigin(u-f,r,i),h=n.toLocalPoint(new fabric.Point(t,e),r.originX,r.originY)[i],c=n.translateToOriginPoint(l,r.originX,r.originY),s=this._setObjectSkew(h,r,i,d),r.lastX=t,r.lastY=e,n.setPositionByOrigin(c,r.originX,r.originY),s},_setObjectSkew:function(t,e,i,r){var n,s,o,a,h,c,l,u,f,d=e.target,g=!1,p=e.skewSign;return"x"===i?(a="y",h="Y",c="X",u=0,f=d.skewY):(a="x",h="X",c="Y",u=d.skewX,f=0),o=d._getTransformedDimensions(u,f),l=2*Math.abs(t)-o[i],l<=2?n=0:(n=p*Math.atan(l/d["scale"+c]/(o[a]/d["scale"+h])),n=fabric.util.radiansToDegrees(n)),g=d["skew"+c]!==n,d.set("skew"+c,n),0!==d["skew"+h]&&(s=d._getTransformedDimensions(),n=r[a]/s[a]*d["scale"+h],d.set("scale"+h,n)),g},_scaleObject:function(t,e,i){var r=this._currentTransform,n=r.target,s=n.get("lockScalingX"),o=n.get("lockScalingY"),a=n.get("lockScalingFlip");if(s&&o)return!1;var h=n.translateToOriginPoint(n.getCenterPoint(),r.originX,r.originY),c=n.toLocalPoint(new fabric.Point(t,e),r.originX,r.originY),l=n._getTransformedDimensions(),u=!1;return this._setLocalMouse(c,r),u=this._setObjectScale(c,r,s,o,i,a,l),n.setPositionByOrigin(h,r.originX,r.originY),u},_setObjectScale:function(t,e,i,r,n,s,o){var a,h,c,l,u=e.target,f=!1,d=!1,g=!1;return c=t.x*u.scaleX/o.x,l=t.y*u.scaleY/o.y,a=u.scaleX!==c,h=u.scaleY!==l,s&&c<=0&&cs?t.x<0?t.x+=s:t.x-=s:t.x=0,n(t.y)>s?t.y<0?t.y+=s:t.y-=s:t.y=0},_rotateObject:function(t,e){var n=this._currentTransform;if(n.target.get("lockRotation"))return!1;var s=r(n.ey-n.top,n.ex-n.left),o=r(e-n.top,t-n.left),a=i(o-s+n.theta),h=!0;if(n.target.snapAngle>0){var c=n.target.snapAngle,l=n.target.snapThreshold||c,u=Math.ceil(a/c)*c,f=Math.floor(a/c)*c;Math.abs(a-f)0?0:-i),e.ey-(r>0?0:-r),a,h)),this.selectionLineWidth&&this.selectionBorderColor)if(t.lineWidth=this.selectionLineWidth,t.strokeStyle=this.selectionBorderColor,this.selectionDashArray.length>1&&!s){var c=e.ex+o-(i>0?0:a),l=e.ey+o-(r>0?0:h);t.beginPath(),fabric.util.drawDashedLine(t,c,l,c+a,l,this.selectionDashArray),fabric.util.drawDashedLine(t,c,l+h-1,c+a,l+h-1,this.selectionDashArray),fabric.util.drawDashedLine(t,c,l,c,l+h,this.selectionDashArray),fabric.util.drawDashedLine(t,c+a-1,l,c+a-1,l+h,this.selectionDashArray),t.closePath(),t.stroke()}else fabric.Object.prototype._setLineDash.call(this,t,this.selectionDashArray),t.strokeRect(e.ex+o-(i>0?0:a),e.ey+o-(r>0?0:h),a,h)},findTarget:function(t,e){if(!this.skipTargetFind){var i,r=!0,n=this.getPointer(t,r),s=this.getActiveGroup(),o=this.getActiveObject();if(s&&!e&&s===this._searchPossibleTargets([s],n))return this._fireOverOutEvents(s,t),s;if(o&&o._findTargetCorner(n))return this._fireOverOutEvents(o,t),o;if(o&&o===this._searchPossibleTargets([o],n)){if(!this.preserveObjectStacking)return this._fireOverOutEvents(o,t),o;i=o}this.targets=[];var a=this._searchPossibleTargets(this._objects,n);return t[this.altSelectionKey]&&a&&i&&a!==i&&(a=i),this._fireOverOutEvents(a,t),a}},_fireOverOutEvents:function(t,e){t?this._hoveredTarget!==t&&(this._hoveredTarget&&(this.fire("mouse:out",{target:this._hoveredTarget,e:e}),this._hoveredTarget.fire("mouseout",{e:e})),this.fire("mouse:over",{target:t,e:e}),t.fire("mouseover",{e:e}),this._hoveredTarget=t):this._hoveredTarget&&(this.fire("mouse:out",{target:this._hoveredTarget,e:e}),this._hoveredTarget.fire("mouseout",{e:e}),this._hoveredTarget=null)},_checkTarget:function(t,e){if(e&&e.visible&&e.evented&&this.containsPoint(null,e,t)){if(!this.perPixelTargetFind&&!e.perPixelTargetFind||e.isEditing)return!0;var i=this.isTargetTransparent(e,t.x,t.y);if(!i)return!0}},_searchPossibleTargets:function(t,e){for(var i,r,n,s=t.length;s--;)if(this._checkTarget(e,t[s])){i=t[s],"group"===i.type&&i.subTargetCheck&&(r=this._normalizePointer(i,e),n=this._searchPossibleTargets(i._objects,r),n&&this.targets.push(n));break}return i},restorePointerVpt:function(t){return fabric.util.transformPoint(t,fabric.util.invertTransform(this.viewportTransform))},getPointer:function(e,i,r){r||(r=this.upperCanvasEl);var n,s=t(e),o=r.getBoundingClientRect(),a=o.width||0,h=o.height||0;return a&&h||("top"in o&&"bottom"in o&&(h=Math.abs(o.top-o.bottom)),"right"in o&&"left"in o&&(a=Math.abs(o.right-o.left))),this.calcOffset(),s.x=s.x-this._offset.left,s.y=s.y-this._offset.top,i||(s=this.restorePointerVpt(s)),n=0===a||0===h?{width:1,height:1}:{width:r.width/a,height:r.height/h},{x:s.x*n.width,y:s.y*n.height}},_createUpperCanvas:function(){var t=this.lowerCanvasEl.className.replace(/\s*lower-canvas\s*/,"");this.upperCanvasEl=this._createCanvasElement(),fabric.util.addClass(this.upperCanvasEl,"upper-canvas "+t),this.wrapperEl.appendChild(this.upperCanvasEl),this._copyCanvasStyle(this.lowerCanvasEl,this.upperCanvasEl),this._applyCanvasStyle(this.upperCanvasEl),this.contextTop=this.upperCanvasEl.getContext("2d")},_createCacheCanvas:function(){this.cacheCanvasEl=this._createCanvasElement(),this.cacheCanvasEl.setAttribute("width",this.width),this.cacheCanvasEl.setAttribute("height",this.height),this.contextCache=this.cacheCanvasEl.getContext("2d")},_initWrapperElement:function(){this.wrapperEl=fabric.util.wrapElement(this.lowerCanvasEl,"div",{class:this.containerClass}),fabric.util.setStyle(this.wrapperEl,{width:this.getWidth()+"px",height:this.getHeight()+"px",position:"relative"}),fabric.util.makeElementUnselectable(this.wrapperEl)},_applyCanvasStyle:function(t){var e=this.getWidth()||t.width,i=this.getHeight()||t.height;fabric.util.setStyle(t,{position:"absolute",width:e+"px",height:i+"px",left:0,top:0,"touch-action":"none"}),t.width=e,t.height=i,fabric.util.makeElementUnselectable(t)},_copyCanvasStyle:function(t,e){e.style.cssText=t.style.cssText},getSelectionContext:function(){return this.contextTop},getSelectionElement:function(){return this.upperCanvasEl},_setActiveObject:function(t){var e=this._activeObject;e&&(e.set("active",!1),t!==e&&e.onDeselect&&"function"==typeof e.onDeselect&&e.onDeselect()),this._activeObject=t,t.set("active",!0)},setActiveObject:function(t,e){var i=this.getActiveObject();return i&&i!==t&&i.fire("deselected",{e:e}),this._setActiveObject(t),this.renderAll(),this.fire("object:selected",{target:t,e:e}),t.fire("selected",{e:e}),this},getActiveObject:function(){return this._activeObject},_onObjectRemoved:function(t){this.getActiveObject()===t&&(this.fire("before:selection:cleared",{target:t}),this._discardActiveObject(),this.fire("selection:cleared",{target:t}),t.fire("deselected")),this._hoveredTarget===t&&(this._hoveredTarget=null),this.callSuper("_onObjectRemoved",t)},_discardActiveObject:function(){var t=this._activeObject;t&&(t.set("active",!1),t.onDeselect&&"function"==typeof t.onDeselect&&t.onDeselect()),this._activeObject=null},discardActiveObject:function(t){var e=this._activeObject;return e&&(this.fire("before:selection:cleared",{target:e,e:t}),this._discardActiveObject(),this.fire("selection:cleared",{e:t}),e.fire("deselected",{e:t})),this},_setActiveGroup:function(t){this._activeGroup=t,t&&t.set("active",!0)},setActiveGroup:function(t,e){return this._setActiveGroup(t),t&&(this.fire("object:selected",{target:t,e:e}),t.fire("selected",{e:e})),this},getActiveGroup:function(){return this._activeGroup},_discardActiveGroup:function(){var t=this.getActiveGroup();t&&t.destroy(),this.setActiveGroup(null)},discardActiveGroup:function(t){var e=this.getActiveGroup();return e&&(this.fire("before:selection:cleared",{e:t,target:e}),this._discardActiveGroup(),this.fire("selection:cleared",{e:t})),this},deactivateAll:function(){for(var t,e=this.getObjects(),i=0,r=e.length;i1)){var r=this._groupSelector;r?(i=this.getPointer(t,!0),r.left=i.x-r.ex,r.top=i.y-r.ey,this.renderTop()):this._currentTransform?this._transformObject(t):(e=this.findTarget(t),this._setCursorFromEvent(t,e)),this._handleEvent(t,"move",e?e:null)}},__onMouseWheel:function(t){this._handleEvent(t,"wheel")},_transformObject:function(t){var e=this.getPointer(t),i=this._currentTransform;i.reset=!1,i.target.isMoving=!0,i.shiftKey=t.shiftKey,i.altKey=t[this.centeredKey],this._beforeScaleTransform(t,i),this._performTransformAction(t,i,e),i.actionPerformed&&this.renderAll()},_performTransformAction:function(t,e,i){var r=i.x,n=i.y,s=e.target,o=e.action,a=!1;"rotate"===o?(a=this._rotateObject(r,n))&&this._fire("rotating",s,t):"scale"===o?(a=this._onScale(t,e,r,n))&&this._fire("scaling",s,t):"scaleX"===o?(a=this._scaleObject(r,n,"x"))&&this._fire("scaling",s,t):"scaleY"===o?(a=this._scaleObject(r,n,"y"))&&this._fire("scaling",s,t):"skewX"===o?(a=this._skewObject(r,n,"x"))&&this._fire("skewing",s,t):"skewY"===o?(a=this._skewObject(r,n,"y"))&&this._fire("skewing",s,t):(a=this._translateObject(r,n),a&&(this._fire("moving",s,t),this.setCursor(s.moveCursor||this.moveCursor))),e.actionPerformed=e.actionPerformed||a},_fire:function(t,e,i){this.fire("object:"+t,{target:e,e:i}),e.fire(t,{e:i})},_beforeScaleTransform:function(t,e){if("scale"===e.action||"scaleX"===e.action||"scaleY"===e.action){var i=this._shouldCenterTransform(e.target);(i&&("center"!==e.originX||"center"!==e.originY)||!i&&"center"===e.originX&&"center"===e.originY)&&(this._resetCurrentTransform(),e.reset=!0)}},_onScale:function(t,e,i,r){return!t[this.uniScaleKey]&&!this.uniScaleTransform||e.target.get("lockUniScaling")?(e.reset||"scale"!==e.currentAction||this._resetCurrentTransform(),e.currentAction="scaleEqually",this._scaleObject(i,r,"equally")):(e.currentAction="scale",this._scaleObject(i,r))},_setCursorFromEvent:function(t,e){if(!e||!e.selectable)return this.setCursor(this.defaultCursor),!1;var i=e.hoverCursor||this.hoverCursor,r=this.getActiveGroup(),n=e._findTargetCorner&&(!r||!r.contains(e))&&e._findTargetCorner(this.getPointer(t,!0));return n?this._setCornerCursor(n,e,t):this.setCursor(i),!0},_setCornerCursor:function(e,i,r){if(e in t)this.setCursor(this._getRotatedCornerCursor(e,i,r));else{if("mtr"!==e||!i.hasRotatingPoint)return this.setCursor(this.defaultCursor),!1;this.setCursor(this.rotationCursor)}},_getRotatedCornerCursor:function(e,i,r){var n=Math.round(i.getAngle()%360/45);return n<0&&(n+=8),n+=t[e],r[this.altActionKey]&&t[e]%2===0&&(n+=2),n%=8,this.cursorMap[n]}})}(),function(){var t=Math.min,e=Math.max;fabric.util.object.extend(fabric.Canvas.prototype,{_shouldGroup:function(t,e){var i=this.getActiveObject();return t[this.selectionKey]&&e&&e.selectable&&(this.getActiveGroup()||i&&i!==e)&&this.selection},_handleGrouping:function(t,e){var i=this.getActiveGroup();(e!==i||(e=this.findTarget(t,!0)))&&(i?this._updateActiveGroup(e,t):this._createActiveGroup(e,t),this._activeGroup&&this._activeGroup.saveCoords())},_updateActiveGroup:function(t,e){var i=this.getActiveGroup();if(i.contains(t)){if(i.removeWithUpdate(t),t.set("active",!1),1===i.size())return this.discardActiveGroup(e),void this.setActiveObject(i.item(0),e)}else i.addWithUpdate(t);this.fire("selection:created",{target:i,e:e}),i.set("active",!0)},_createActiveGroup:function(t,e){if(this._activeObject&&t!==this._activeObject){var i=this._createGroup(t);i.addWithUpdate(),this.setActiveGroup(i,e),this._activeObject=null,this.fire("selection:created",{target:i,e:e})}t.set("active",!0)},_createGroup:function(t){var e=this.getObjects(),i=e.indexOf(this._activeObject)1&&(e=new fabric.Group(e.reverse(),{canvas:this}),e.addWithUpdate(),this.setActiveGroup(e,t),e.saveCoords(),this.fire("selection:created",{target:e,e:t}),this.renderAll())},_collectObjects:function(){for(var i,r=[],n=this._groupSelector.ex,s=this._groupSelector.ey,o=n+this._groupSelector.left,a=s+this._groupSelector.top,h=new fabric.Point(t(n,o),t(s,a)),c=new fabric.Point(e(n,o),e(s,a)),l=n===o&&s===a,u=this._objects.length;u--&&(i=this._objects[u],!(i&&i.selectable&&i.visible&&(i.intersectsWithRect(h,c)||i.isContainedWithinRect(h,c)||i.containsPoint(h)||i.containsPoint(c))&&(i.set("active",!0),r.push(i),l))););return r},_maybeGroupObjects:function(t){this.selection&&this._groupSelector&&this._groupSelectedObjects(t);var e=this.getActiveGroup();e&&(e.setObjectsCoords().setCoords(),e.isMoving=!1,this.setCursor(this.defaultCursor)),this._groupSelector=null,this._currentTransform=null}})}(),function(){var t=fabric.StaticCanvas.supports("toDataURLWithQuality");fabric.util.object.extend(fabric.StaticCanvas.prototype,{toDataURL:function(t){t||(t={});var e=t.format||"png",i=t.quality||1,r=t.multiplier||1,n={left:t.left||0,top:t.top||0,width:t.width||0,height:t.height||0};return this.__toDataURLWithMultiplier(e,i,n,r)},__toDataURLWithMultiplier:function(t,e,i,r){var n=this.getWidth(),s=this.getHeight(),o=(i.width||this.getWidth())*r,a=(i.height||this.getHeight())*r,h=this.getZoom(),c=h*r,l=this.viewportTransform,u=(l[4]-i.left)*r,f=(l[5]-i.top)*r,d=[c,0,0,c,u,f],g=this.interactive;this.viewportTransform=d,this.interactive&&(this.interactive=!1),n!==o||s!==a?this.setDimensions({width:o,height:a}):this.renderAll();var p=this.__toDataURL(t,e,i);return g&&(this.interactive=g),this.viewportTransform=l,this.setDimensions({width:n,height:s}),p},__toDataURL:function(e,i){var r=this.contextContainer.canvas;"jpg"===e&&(e="jpeg");var n=t?r.toDataURL("image/"+e,i):r.toDataURL("image/"+e);return n},toDataURLWithMultiplier:function(t,e,i){return this.toDataURL({format:t,multiplier:e,quality:i})}})}(),fabric.util.object.extend(fabric.StaticCanvas.prototype,{loadFromDatalessJSON:function(t,e,i){return this.loadFromJSON(t,e,i)},loadFromJSON:function(t,e,i){if(t){var r="string"==typeof t?JSON.parse(t):fabric.util.object.clone(t);this.clear();var n=this;return this._enlivenObjects(r.objects,function(){n._setBgOverlay(r,function(){delete r.objects,delete r.backgroundImage,delete r.overlayImage,delete r.background,delete r.overlay,n._setOptions(r),e&&e()})},i),this}},_setBgOverlay:function(t,e){var i=this,r={backgroundColor:!1,overlayColor:!1,backgroundImage:!1,overlayImage:!1};if(!(t.backgroundImage||t.overlayImage||t.background||t.overlay))return void(e&&e());var n=function(){r.backgroundImage&&r.overlayImage&&r.backgroundColor&&r.overlayColor&&(i.renderAll(),e&&e())};this.__setBgOverlay("backgroundImage",t.backgroundImage,r,n),this.__setBgOverlay("overlayImage",t.overlayImage,r,n),this.__setBgOverlay("backgroundColor",t.background,r,n),this.__setBgOverlay("overlayColor",t.overlay,r,n)},__setBgOverlay:function(t,e,i,r){var n=this;return e?void("backgroundImage"===t||"overlayImage"===t?fabric.util.enlivenObjects([e],function(e){n[t]=e[0],i[t]=!0,r&&r()}):this["set"+fabric.util.string.capitalize(t,!0)](e,function(){i[t]=!0,r&&r()})):(i[t]=!0,void(r&&r()))},_enlivenObjects:function(t,e,i){var r=this;if(!t||0===t.length)return void(e&&e());var n=this.renderOnAddRemove;this.renderOnAddRemove=!1,fabric.util.enlivenObjects(t,function(t){t.forEach(function(t,e){r.insertAt(t,e)}),r.renderOnAddRemove=n,e&&e()},null,i)},_toDataURL:function(t,e){this.clone(function(i){e(i.toDataURL(t))})},_toDataURLWithMultiplier:function(t,e,i){this.clone(function(r){i(r.toDataURLWithMultiplier(t,e))})},clone:function(t,e){var i=JSON.stringify(this.toJSON(e));this.cloneWithoutData(function(e){e.loadFromJSON(i,function(){t&&t(e)})})},cloneWithoutData:function(t){var e=fabric.document.createElement("canvas");e.width=this.getWidth(),e.height=this.getHeight();var i=new fabric.Canvas(e);i.clipTo=this.clipTo,this.backgroundImage?(i.setBackgroundImage(this.backgroundImage.src,function(){i.renderAll(),t&&t(i)}),i.backgroundImageOpacity=this.backgroundImageOpacity,i.backgroundImageStretch=this.backgroundImageStretch):t&&t(i)}}),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,r=e.util.object.clone,n=e.util.toFixed,s=e.util.string.capitalize,o=e.util.degreesToRadians,a=e.StaticCanvas.supports("setLineDash"),h=!e.isLikelyNode;e.Object||(e.Object=e.util.createClass(e.CommonMethods,{type:"object",originX:"left",originY:"top",top:0,left:0,width:0,height:0,scaleX:1,scaleY:1,flipX:!1,flipY:!1,opacity:1,angle:0,skewX:0,skewY:0,cornerSize:13,transparentCorners:!0,hoverCursor:null,moveCursor:null,padding:0,borderColor:"rgba(102,153,255,0.75)",borderDashArray:null,cornerColor:"rgba(102,153,255,0.5)",cornerStrokeColor:null,cornerStyle:"rect",cornerDashArray:null,centeredScaling:!1,centeredRotation:!0,fill:"rgb(0,0,0)",fillRule:"nonzero",globalCompositeOperation:"source-over",backgroundColor:"",selectionBackgroundColor:"",stroke:null,strokeWidth:1,strokeDashArray:null,strokeLineCap:"butt",strokeLineJoin:"miter",strokeMiterLimit:10,shadow:null,borderOpacityWhenMoving:.4,borderScaleFactor:1,transformMatrix:null,minScaleLimit:.01,selectable:!0,evented:!0,visible:!0,hasControls:!0,hasBorders:!0,hasRotatingPoint:!0,rotatingPointOffset:40,perPixelTargetFind:!1,includeDefaultValues:!0,clipTo:null,lockMovementX:!1,lockMovementY:!1,lockRotation:!1,lockScalingX:!1,lockScalingY:!1,lockUniScaling:!1,lockSkewingX:!1,lockSkewingY:!1,lockScalingFlip:!1,excludeFromExport:!1,objectCaching:h,statefullCache:!1,noScaleCache:!0,dirty:!0,needsItsOwnCache:!1,stateProperties:"top left width height scaleX scaleY flipX flipY originX originY transformMatrix stroke strokeWidth strokeDashArray strokeLineCap strokeLineJoin strokeMiterLimit angle opacity fill fillRule globalCompositeOperation shadow clipTo visible backgroundColor skewX skewY".split(" "),cacheProperties:"fill stroke strokeWidth strokeDashArray width height stroke strokeWidth strokeDashArray strokeLineCap strokeLineJoin strokeMiterLimit fillRule backgroundColor".split(" "),initialize:function(t){t=t||{},t&&this.setOptions(t),this.objectCaching&&this._createCacheCanvas()},_createCacheCanvas:function(){this._cacheProperties={},this._cacheCanvas=e.document.createElement("canvas"),this._cacheContext=this._cacheCanvas.getContext("2d"),this._updateCacheCanvas()},_getCacheCanvasDimensions:function(){var t=this.canvas&&this.canvas.getZoom()||1,i=this.getObjectScaling(),r=this._getNonTransformedDimensions(),n=this.canvas&&this.canvas._isRetinaScaling()?e.devicePixelRatio:1,s=i.scaleX*t*n,o=i.scaleY*t*n,a=r.x*s,h=r.y*o;return{width:a+2,height:h+2,zoomX:s,zoomY:o}},_updateCacheCanvas:function(){if(this.noScaleCache&&this.canvas&&this.canvas._currentTransform){var t=this.canvas._currentTransform.action;if("scale"===t.slice(0,5))return!1}var e=this._getCacheCanvasDimensions(),i=e.width,r=e.height,n=e.zoomX,s=e.zoomY;return(i!==this.cacheWidth||r!==this.cacheHeight)&&(this._cacheCanvas.width=Math.ceil(i),this._cacheCanvas.height=Math.ceil(r),this._cacheContext.translate(i/2,r/2),this._cacheContext.scale(n,s),this.cacheWidth=i,this.cacheHeight=r,this.zoomX=n,this.zoomY=s,!0)},setOptions:function(t){this._setOptions(t),this._initGradient(t.fill,"fill"),this._initGradient(t.stroke,"stroke"),this._initClipping(t),this._initPattern(t.fill,"fill"),this._initPattern(t.stroke,"stroke")},transform:function(t,e){this.group&&!this.group._transformDone&&this.group===this.canvas._activeGroup&&this.group.transform(t);var i=e?this._getLeftTopCoords():this.getCenterPoint();t.translate(i.x,i.y),this.angle&&t.rotate(o(this.angle)),t.scale(this.scaleX*(this.flipX?-1:1),this.scaleY*(this.flipY?-1:1)),this.skewX&&t.transform(1,0,Math.tan(o(this.skewX)),1,0,0),this.skewY&&t.transform(1,Math.tan(o(this.skewY)),0,1,0,0)},toObject:function(t){var i=e.Object.NUM_FRACTION_DIGITS,r={type:this.type,originX:this.originX,originY:this.originY,left:n(this.left,i),top:n(this.top,i),width:n(this.width,i),height:n(this.height,i),fill:this.fill&&this.fill.toObject?this.fill.toObject():this.fill,stroke:this.stroke&&this.stroke.toObject?this.stroke.toObject():this.stroke,strokeWidth:n(this.strokeWidth,i),strokeDashArray:this.strokeDashArray?this.strokeDashArray.concat():this.strokeDashArray,strokeLineCap:this.strokeLineCap,strokeLineJoin:this.strokeLineJoin,strokeMiterLimit:n(this.strokeMiterLimit,i),scaleX:n(this.scaleX,i),scaleY:n(this.scaleY,i),angle:n(this.getAngle(),i),flipX:this.flipX,flipY:this.flipY,opacity:n(this.opacity,i),shadow:this.shadow&&this.shadow.toObject?this.shadow.toObject():this.shadow,visible:this.visible,clipTo:this.clipTo&&String(this.clipTo),backgroundColor:this.backgroundColor,fillRule:this.fillRule,globalCompositeOperation:this.globalCompositeOperation,transformMatrix:this.transformMatrix?this.transformMatrix.concat():null,skewX:n(this.skewX,i),skewY:n(this.skewY,i)};return e.util.populateWithProperties(this,r,t),this.includeDefaultValues||(r=this._removeDefaultValues(r)),r},toDatalessObject:function(t){return this.toObject(t)},_removeDefaultValues:function(t){var i=e.util.getKlass(t.type).prototype,r=i.stateProperties;return r.forEach(function(e){t[e]===i[e]&&delete t[e];var r="[object Array]"===Object.prototype.toString.call(t[e])&&"[object Array]"===Object.prototype.toString.call(i[e]);r&&0===t[e].length&&0===i[e].length&&delete t[e]}),t},toString:function(){return"#"},getObjectScaling:function(){var t=this.scaleX,e=this.scaleY;if(this.group){var i=this.group.getObjectScaling();t*=i.scaleX,e*=i.scaleY}return{scaleX:t,scaleY:e}},_set:function(t,i){var r="scaleX"===t||"scaleY"===t;return r&&(i=this._constrainScale(i)),"scaleX"===t&&i<0?(this.flipX=!this.flipX,i*=-1):"scaleY"===t&&i<0?(this.flipY=!this.flipY,i*=-1):"shadow"!==t||!i||i instanceof e.Shadow?"dirty"===t&&this.group&&this.group.set("dirty",i):i=new e.Shadow(i),this[t]=i,this.cacheProperties.indexOf(t)>-1&&(this.group&&this.group.set("dirty",!0),this.dirty=!0),this.group&&this.stateProperties.indexOf(t)>-1&&this.group.set("dirty",!0),"width"!==t&&"height"!==t||(this.minScaleLimit=Math.min(.1,1/Math.max(this.width,this.height))),this},setOnGroup:function(){},setSourcePath:function(t){return this.sourcePath=t,this},getViewportTransform:function(){return this.canvas&&this.canvas.viewportTransform?this.canvas.viewportTransform:e.iMatrix.concat()},render:function(t,i){0===this.width&&0===this.height||!this.visible||this.canvas&&this.canvas.skipOffscreen&&!this.group&&!this.isOnScreen()||(t.save(),this._setupCompositeOperation(t),this.drawSelectionBackground(t),i||this.transform(t),this._setOpacity(t),this._setShadow(t),this.transformMatrix&&t.transform.apply(t,this.transformMatrix),this.clipTo&&e.util.clipContext(this,t),this.shouldCache()?(this._cacheCanvas||this._createCacheCanvas(),this.isCacheDirty(i)&&(this.statefullCache&&this.saveState({propertySet:"cacheProperties"}),this.drawObject(this._cacheContext,i),this.dirty=!1),this.drawCacheOnCanvas(t)):(this.drawObject(t,i),i&&this.objectCaching&&this.statefullCache&&this.saveState({propertySet:"cacheProperties"})),this.clipTo&&t.restore(),t.restore())},shouldCache:function(){return this.objectCaching&&(!this.group||this.needsItsOwnCache||!this.group.isCaching())},willDrawShadow:function(){return!!this.shadow},drawObject:function(t,e){this._renderBackground(t),this._setStrokeStyles(t),this._setFillStyles(t),this._render(t,e)},drawCacheOnCanvas:function(t){t.scale(1/this.zoomX,1/this.zoomY),t.drawImage(this._cacheCanvas,-this.cacheWidth/2,-this.cacheHeight/2)},isCacheDirty:function(t){if(!t&&this._updateCacheCanvas())return!0;if(this.dirty||this.statefullCache&&this.hasStateChanged("cacheProperties")){if(!t){var e=this.cacheWidth/this.zoomX,i=this.cacheHeight/this.zoomY;this._cacheContext.clearRect(-e/2,-i/2,e,i)}return!0}return!1},_renderBackground:function(t){if(this.backgroundColor){var e=this._getNonTransformedDimensions();t.fillStyle=this.backgroundColor,t.fillRect(-e.x/2,-e.y/2,e.x,e.y),this._removeShadow(t)}},_setOpacity:function(t){t.globalAlpha*=this.opacity},_setStrokeStyles:function(t){this.stroke&&(t.lineWidth=this.strokeWidth,t.lineCap=this.strokeLineCap,t.lineJoin=this.strokeLineJoin,t.miterLimit=this.strokeMiterLimit,t.strokeStyle=this.stroke.toLive?this.stroke.toLive(t,this):this.stroke)},_setFillStyles:function(t){this.fill&&(t.fillStyle=this.fill.toLive?this.fill.toLive(t,this):this.fill)},_setLineDash:function(t,e,i){e&&(1&e.length&&e.push.apply(e,e),a?t.setLineDash(e):i&&i(t))},_renderControls:function(t){if(this.active&&(!this.group||this.group===this.canvas.getActiveGroup())){var i,r=this.getViewportTransform(),n=this.calcTransformMatrix();n=e.util.multiplyTransformMatrices(r,n),i=e.util.qrDecompose(n),t.save(),t.translate(i.translateX,i.translateY),t.lineWidth=1*this.borderScaleFactor,this.group||(t.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1),this.group&&this.group===this.canvas.getActiveGroup()?(t.rotate(o(i.angle)),this.drawBordersInGroup(t,i)):(t.rotate(o(this.angle)),this.drawBorders(t)),this.drawControls(t),t.restore()}},_setShadow:function(t){if(this.shadow){var i=this.canvas&&this.canvas.viewportTransform[0]||1,r=this.canvas&&this.canvas.viewportTransform[3]||1,n=this.getObjectScaling();this.canvas&&this.canvas._isRetinaScaling()&&(i*=e.devicePixelRatio,r*=e.devicePixelRatio),t.shadowColor=this.shadow.color,t.shadowBlur=this.shadow.blur*(i+r)*(n.scaleX+n.scaleY)/4,t.shadowOffsetX=this.shadow.offsetX*i*n.scaleX,t.shadowOffsetY=this.shadow.offsetY*r*n.scaleY}},_removeShadow:function(t){this.shadow&&(t.shadowColor="",t.shadowBlur=t.shadowOffsetX=t.shadowOffsetY=0)},_applyPatternGradientTransform:function(t,e){if(e.toLive){var i=e.gradientTransform||e.patternTransform;i&&t.transform.apply(t,i);var r=-this.width/2+e.offsetX||0,n=-this.height/2+e.offsetY||0;t.translate(r,n)}},_renderFill:function(t){this.fill&&(t.save(),this._applyPatternGradientTransform(t,this.fill),"evenodd"===this.fillRule?t.fill("evenodd"):t.fill(),t.restore())},_renderStroke:function(t){this.stroke&&0!==this.strokeWidth&&(this.shadow&&!this.shadow.affectStroke&&this._removeShadow(t),t.save(),this._setLineDash(t,this.strokeDashArray,this._renderDashedStroke),this._applyPatternGradientTransform(t,this.stroke),t.stroke(),t.restore())},clone:function(t,i){return this.constructor.fromObject?this.constructor.fromObject(this.toObject(i),t):new e.Object(this.toObject(i))},cloneAsImage:function(t,i){var r=this.toDataURL(i);return e.util.loadImage(r,function(i){t&&t(new e.Image(i))}),this},toDataURL:function(t){t||(t={});var i=e.util.createCanvasElement(),r=this.getBoundingRect();i.width=r.width,i.height=r.height,e.util.wrapElement(i,"div");var n=new e.StaticCanvas(i,{enableRetinaScaling:t.enableRetinaScaling});"jpg"===t.format&&(t.format="jpeg"),"jpeg"===t.format&&(n.backgroundColor="#fff");var s={active:this.get("active"),left:this.getLeft(),top:this.getTop()};this.set("active",!1),this.setPositionByOrigin(new e.Point(n.getWidth()/2,n.getHeight()/2),"center","center");var o=this.canvas;n.add(this);var a=n.toDataURL(t);return this.set(s).setCoords(),this.canvas=o,n.dispose(),n=null,a},isType:function(t){return this.type===t},complexity:function(){return 1},toJSON:function(t){return this.toObject(t)},setGradient:function(t,i){i||(i={});var r={colorStops:[]};return r.type=i.type||(i.r1||i.r2?"radial":"linear"),r.coords={x1:i.x1,y1:i.y1,x2:i.x2,y2:i.y2},(i.r1||i.r2)&&(r.coords.r1=i.r1,r.coords.r2=i.r2),r.gradientTransform=i.gradientTransform,e.Gradient.prototype.addColorStop.call(r,i.colorStops),this.set(t,e.Gradient.forObject(this,r))},setPatternFill:function(t){return this.set("fill",new e.Pattern(t))},setShadow:function(t){return this.set("shadow",t?new e.Shadow(t):null)},setColor:function(t){return this.set("fill",t),this},setAngle:function(t){var e=("center"!==this.originX||"center"!==this.originY)&&this.centeredRotation;return e&&this._setOriginToCenter(),this.set("angle",t),e&&this._resetOrigin(),this},centerH:function(){return this.canvas&&this.canvas.centerObjectH(this),this},viewportCenterH:function(){return this.canvas&&this.canvas.viewportCenterObjectH(this),this},centerV:function(){return this.canvas&&this.canvas.centerObjectV(this),this},viewportCenterV:function(){return this.canvas&&this.canvas.viewportCenterObjectV(this),this},center:function(){return this.canvas&&this.canvas.centerObject(this),this},viewportCenter:function(){return this.canvas&&this.canvas.viewportCenterObject(this),this},remove:function(){return this.canvas&&this.canvas.remove(this),this},getLocalPointer:function(t,i){i=i||this.canvas.getPointer(t);var r=new e.Point(i.x,i.y),n=this._getLeftTopCoords();return this.angle&&(r=e.util.rotatePoint(r,n,o(-this.angle))),{x:r.x-n.x,y:r.y-n.y}},_setupCompositeOperation:function(t){this.globalCompositeOperation&&(t.globalCompositeOperation=this.globalCompositeOperation)}}),e.util.createAccessors(e.Object),e.Object.prototype.rotate=e.Object.prototype.setAngle,i(e.Object.prototype,e.Observable),e.Object.NUM_FRACTION_DIGITS=2,e.Object._fromObject=function(t,i,n,s,o){var a=e[t];if(i=r(i,!0),!s){var h=o?new a(i[o],i):new a(i);return n&&n(h),h}e.util.enlivenPatterns([i.fill,i.stroke],function(t){"undefined"!=typeof t[0]&&(i.fill=t[0]),"undefined"!=typeof t[1]&&(i.stroke=t[1]);var e=o?new a(i[o],i):new a(i);n&&n(e)})},e.Object.__uid=0)}("undefined"!=typeof exports?exports:this),function(){var t=fabric.util.degreesToRadians,e={left:-.5,center:0,right:.5},i={top:-.5,center:0,bottom:.5};fabric.util.object.extend(fabric.Object.prototype,{translateToGivenOrigin:function(t,r,n,s,o){var a,h,c,l=t.x,u=t.y;return"string"==typeof r?r=e[r]:r-=.5,"string"==typeof s?s=e[s]:s-=.5,a=s-r,"string"==typeof n?n=i[n]:n-=.5,"string"==typeof o?o=i[o]:o-=.5,h=o-n,(a||h)&&(c=this._getTransformedDimensions(),l=t.x+a*c.x,u=t.y+h*c.y),new fabric.Point(l,u)},translateToCenterPoint:function(e,i,r){var n=this.translateToGivenOrigin(e,i,r,"center","center");return this.angle?fabric.util.rotatePoint(n,e,t(this.angle)):n},translateToOriginPoint:function(e,i,r){var n=this.translateToGivenOrigin(e,"center","center",i,r);return this.angle?fabric.util.rotatePoint(n,e,t(this.angle)):n},getCenterPoint:function(){var t=new fabric.Point(this.left,this.top); +return this.translateToCenterPoint(t,this.originX,this.originY)},getPointByOrigin:function(t,e){var i=this.getCenterPoint();return this.translateToOriginPoint(i,t,e)},toLocalPoint:function(e,i,r){var n,s,o=this.getCenterPoint();return n="undefined"!=typeof i&&"undefined"!=typeof r?this.translateToGivenOrigin(o,"center","center",i,r):new fabric.Point(this.left,this.top),s=new fabric.Point(e.x,e.y),this.angle&&(s=fabric.util.rotatePoint(s,o,-t(this.angle))),s.subtractEquals(n)},setPositionByOrigin:function(t,e,i){var r=this.translateToCenterPoint(t,e,i),n=this.translateToOriginPoint(r,this.originX,this.originY);this.set("left",n.x),this.set("top",n.y)},adjustPosition:function(i){var r,n,s=t(this.angle),o=this.getWidth(),a=Math.cos(s)*o,h=Math.sin(s)*o;r="string"==typeof this.originX?e[this.originX]:this.originX-.5,n="string"==typeof i?e[i]:i-.5,this.left+=a*(n-r),this.top+=h*(n-r),this.setCoords(),this.originX=i},_setOriginToCenter:function(){this._originalOriginX=this.originX,this._originalOriginY=this.originY;var t=this.getCenterPoint();this.originX="center",this.originY="center",this.left=t.x,this.top=t.y},_resetOrigin:function(){var t=this.translateToOriginPoint(this.getCenterPoint(),this._originalOriginX,this._originalOriginY);this.originX=this._originalOriginX,this.originY=this._originalOriginY,this.left=t.x,this.top=t.y,this._originalOriginX=null,this._originalOriginY=null},_getLeftTopCoords:function(){return this.translateToOriginPoint(this.getCenterPoint(),"left","top")},onDeselect:function(){}})}(),function(){function t(t){return[new fabric.Point(t.tl.x,t.tl.y),new fabric.Point(t.tr.x,t.tr.y),new fabric.Point(t.br.x,t.br.y),new fabric.Point(t.bl.x,t.bl.y)]}var e=fabric.util.degreesToRadians,i=fabric.util.multiplyTransformMatrices;fabric.util.object.extend(fabric.Object.prototype,{oCoords:null,aCoords:null,getCoords:function(e,i){this.oCoords||this.setCoords();var r=e?this.aCoords:this.oCoords;return t(i?this.calcCoords(e):r)},intersectsWithRect:function(t,e,i,r){var n=this.getCoords(i,r),s=fabric.Intersection.intersectPolygonRectangle(n,t,e);return"Intersection"===s.status},intersectsWithObject:function(t,e,i){var r=fabric.Intersection.intersectPolygonPolygon(this.getCoords(e,i),t.getCoords(e,i));return"Intersection"===r.status||t.isContainedWithinObject(this,e,i)||this.isContainedWithinObject(t,e,i)},isContainedWithinObject:function(t,e,i){for(var r=this.getCoords(e,i),n=0,s=t._getImageLines(i?t.calcCoords(e):e?t.aCoords:t.oCoords);n<4;n++)if(!t.containsPoint(r[n],s))return!1;return!0},isContainedWithinRect:function(t,e,i,r){var n=this.getBoundingRect(i,r);return n.left>=t.x&&n.left+n.width<=e.x&&n.top>=t.y&&n.top+n.height<=e.y},containsPoint:function(t,e,i,r){var e=e||this._getImageLines(r?this.calcCoords(i):i?this.aCoords:this.oCoords),n=this._findCrossPoints(t,e);return 0!==n&&n%2===1},isOnScreen:function(t){if(!this.canvas)return!1;for(var e,i=this.canvas.vptCoords.tl,r=this.canvas.vptCoords.br,n=this.getCoords(!0,t),s=0;s<4;s++)if(e=n[s],e.x<=r.x&&e.x>=i.x&&e.y<=r.y&&e.y>=i.y)return!0;if(this.intersectsWithRect(i,r,!0))return!0;var o={x:(i.x+r.x)/2,y:(i.y+r.y)/2};return!!this.containsPoint(o,null,!0)},_getImageLines:function(t){return{topline:{o:t.tl,d:t.tr},rightline:{o:t.tr,d:t.br},bottomline:{o:t.br,d:t.bl},leftline:{o:t.bl,d:t.tl}}},_findCrossPoints:function(t,e){var i,r,n,s,o,a,h=0;for(var c in e)if(a=e[c],!(a.o.y=t.y&&a.d.y>=t.y||(a.o.x===a.d.x&&a.o.x>=t.x?o=a.o.x:(i=0,r=(a.d.y-a.o.y)/(a.d.x-a.o.x),n=t.y-i*t.x,s=a.o.y-r*a.o.x,o=-(n-s)/(i-r)),o>=t.x&&(h+=1),2!==h)))break;return h},getBoundingRectWidth:function(){return this.getBoundingRect().width},getBoundingRectHeight:function(){return this.getBoundingRect().height},getBoundingRect:function(t,e){var i=this.getCoords(t,e);return fabric.util.makeBoundingBoxFromPoints(i)},getWidth:function(){return this._getTransformedDimensions().x},getHeight:function(){return this._getTransformedDimensions().y},_constrainScale:function(t){return Math.abs(t)0?Math.atan(o/s):0,l=s/Math.cos(c)/2,u=Math.cos(c+i)*l,f=Math.sin(c+i)*l,d=this.getCenterPoint(),g=t?d:fabric.util.transformPoint(d,r),p=new fabric.Point(g.x-u,g.y-f),v=new fabric.Point(p.x+s*h,p.y+s*a),b=new fabric.Point(p.x-o*a,p.y+o*h),m=new fabric.Point(g.x+u,g.y+f);if(!t)var y=new fabric.Point((p.x+b.x)/2,(p.y+b.y)/2),_=new fabric.Point((v.x+p.x)/2,(v.y+p.y)/2),x=new fabric.Point((m.x+v.x)/2,(m.y+v.y)/2),C=new fabric.Point((m.x+b.x)/2,(m.y+b.y)/2),S=new fabric.Point(_.x+a*this.rotatingPointOffset,_.y-h*this.rotatingPointOffset);var g={tl:p,tr:v,br:m,bl:b};return t||(g.ml=y,g.mt=_,g.mr=x,g.mb=C,g.mtr=S),g},setCoords:function(t,e){return this.oCoords=this.calcCoords(t),e||(this.aCoords=this.calcCoords(!0)),t||this._setCornerCoords&&this._setCornerCoords(),this},_calcRotateMatrix:function(){if(this.angle){var t=e(this.angle),i=Math.cos(t),r=Math.sin(t);return 6.123233995736766e-17!==i&&i!==-1.8369701987210297e-16||(i=0),[i,r,-r,i,0,0]}return fabric.iMatrix.concat()},calcTransformMatrix:function(t){var e=this.getCenterPoint(),r=[1,0,0,1,e.x,e.y],n=this._calcRotateMatrix(),s=this._calcDimensionsTransformMatrix(this.skewX,this.skewY,!0),o=this.group&&!t?this.group.calcTransformMatrix():fabric.iMatrix.concat();return o=i(o,r),o=i(o,n),o=i(o,s)},_calcDimensionsTransformMatrix:function(t,r,n){var s=[1,0,Math.tan(e(t)),1],o=[1,Math.tan(e(r)),0,1],a=this.scaleX*(n&&this.flipX?-1:1),h=this.scaleY*(n&&this.flipY?-1:1),c=[a,0,0,h],l=i(c,s,!0);return i(l,o,!0)},_getNonTransformedDimensions:function(){var t=this.strokeWidth,e=this.width+t,i=this.height+t;return{x:e,y:i}},_getTransformedDimensions:function(t,e){"undefined"==typeof t&&(t=this.skewX),"undefined"==typeof e&&(e=this.skewY);var i,r,n=this._getNonTransformedDimensions(),s=n.x/2,o=n.y/2,a=[{x:-s,y:-o},{x:s,y:-o},{x:-s,y:o},{x:s,y:o}],h=this._calcDimensionsTransformMatrix(t,e,!1);for(i=0;i\n'),t?t(e.join("")):e.join("")}}),i.Line.ATTRIBUTE_NAMES=i.SHARED_ATTRIBUTES.concat("x1 y1 x2 y2".split(" ")),i.Line.fromElement=function(t,e){e=e||{};var n=i.parseAttributes(t,i.Line.ATTRIBUTE_NAMES),s=[n.x1||0,n.y1||0,n.x2||0,n.y2||0];return e.originX="left",e.originY="top",new i.Line(s,r(n,e))},i.Line.fromObject=function(t,e,r){function s(t){delete t.points,e&&e(t)}var o=n(t,!0);o.points=[t.x1,t.y1,t.x2,t.y2];var a=i.Object._fromObject("Line",o,s,r,"points");return a&&delete a.points,a}}("undefined"!=typeof exports?exports:this),function(t){"use strict";function e(t){return"radius"in t&&t.radius>=0}var i=t.fabric||(t.fabric={}),r=Math.PI,n=i.util.object.extend;if(i.Circle)return void i.warn("fabric.Circle is already defined.");var s=i.Object.prototype.cacheProperties.concat();s.push("radius"),i.Circle=i.util.createClass(i.Object,{type:"circle",radius:0,startAngle:0,endAngle:2*r,cacheProperties:s,initialize:function(t){this.callSuper("initialize",t),this.set("radius",t&&t.radius||0)},_set:function(t,e){return this.callSuper("_set",t,e),"radius"===t&&this.setRadius(e),this},toObject:function(t){return this.callSuper("toObject",["radius","startAngle","endAngle"].concat(t))},toSVG:function(t){var e=this._createBaseSVGMarkup(),i=0,n=0,s=(this.endAngle-this.startAngle)%(2*r);if(0===s)this.group&&"path-group"===this.group.type&&(i=this.left+this.radius,n=this.top+this.radius),e.push("\n');else{var o=Math.cos(this.startAngle)*this.radius,a=Math.sin(this.startAngle)*this.radius,h=Math.cos(this.endAngle)*this.radius,c=Math.sin(this.endAngle)*this.radius,l=s>r?"1":"0";e.push('\n')}return t?t(e.join("")):e.join("")},_render:function(t,e){t.beginPath(),t.arc(e?this.left+this.radius:0,e?this.top+this.radius:0,this.radius,this.startAngle,this.endAngle,!1),this._renderFill(t),this._renderStroke(t)},getRadiusX:function(){return this.get("radius")*this.get("scaleX")},getRadiusY:function(){return this.get("radius")*this.get("scaleY")},setRadius:function(t){return this.radius=t,this.set("width",2*t).set("height",2*t)}}),i.Circle.ATTRIBUTE_NAMES=i.SHARED_ATTRIBUTES.concat("cx cy r".split(" ")),i.Circle.fromElement=function(t,r){r||(r={});var s=i.parseAttributes(t,i.Circle.ATTRIBUTE_NAMES);if(!e(s))throw new Error("value of `r` attribute is required and can not be negative");s.left=s.left||0,s.top=s.top||0;var o=new i.Circle(n(s,r));return o.left-=o.radius,o.top-=o.radius,o},i.Circle.fromObject=function(t,e,r){return i.Object._fromObject("Circle",t,e,r)}}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={});return e.Triangle?void e.warn("fabric.Triangle is already defined"):(e.Triangle=e.util.createClass(e.Object,{type:"triangle",initialize:function(t){this.callSuper("initialize",t),this.set("width",t&&t.width||100).set("height",t&&t.height||100)},_render:function(t){var e=this.width/2,i=this.height/2;t.beginPath(),t.moveTo(-e,i),t.lineTo(0,-i),t.lineTo(e,i),t.closePath(),this._renderFill(t),this._renderStroke(t)},_renderDashedStroke:function(t){var i=this.width/2,r=this.height/2;t.beginPath(),e.util.drawDashedLine(t,-i,r,0,-r,this.strokeDashArray),e.util.drawDashedLine(t,0,-r,i,r,this.strokeDashArray),e.util.drawDashedLine(t,i,r,-i,r,this.strokeDashArray),t.closePath()},toSVG:function(t){var e=this._createBaseSVGMarkup(),i=this.width/2,r=this.height/2,n=[-i+" "+r,"0 "+-r,i+" "+r].join(",");return e.push("'),t?t(e.join("")):e.join("")}}),void(e.Triangle.fromObject=function(t,i,r){return e.Object._fromObject("Triangle",t,i,r)}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=2*Math.PI,r=e.util.object.extend;if(e.Ellipse)return void e.warn("fabric.Ellipse is already defined.");var n=e.Object.prototype.cacheProperties.concat();n.push("rx","ry"),e.Ellipse=e.util.createClass(e.Object,{type:"ellipse",rx:0,ry:0,cacheProperties:n,initialize:function(t){this.callSuper("initialize",t),this.set("rx",t&&t.rx||0),this.set("ry",t&&t.ry||0)},_set:function(t,e){switch(this.callSuper("_set",t,e),t){case"rx":this.rx=e,this.set("width",2*e);break;case"ry":this.ry=e,this.set("height",2*e)}return this},getRx:function(){return this.get("rx")*this.get("scaleX")},getRy:function(){return this.get("ry")*this.get("scaleY")},toObject:function(t){return this.callSuper("toObject",["rx","ry"].concat(t))},toSVG:function(t){var e=this._createBaseSVGMarkup(),i=0,r=0;return this.group&&"path-group"===this.group.type&&(i=this.left+this.rx,r=this.top+this.ry),e.push("\n'),t?t(e.join("")):e.join("")},_render:function(t,e){t.beginPath(),t.save(),t.transform(1,0,0,this.ry/this.rx,0,0),t.arc(e?this.left+this.rx:0,e?(this.top+this.ry)*this.rx/this.ry:0,this.rx,0,i,!1),t.restore(),this._renderFill(t),this._renderStroke(t)}}),e.Ellipse.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat("cx cy rx ry".split(" ")),e.Ellipse.fromElement=function(t,i){i||(i={});var n=e.parseAttributes(t,e.Ellipse.ATTRIBUTE_NAMES);n.left=n.left||0,n.top=n.top||0;var s=new e.Ellipse(r(n,i));return s.top-=s.ry,s.left-=s.rx,s},e.Ellipse.fromObject=function(t,i,r){return e.Object._fromObject("Ellipse",t,i,r)}}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend;if(e.Rect)return void e.warn("fabric.Rect is already defined");var r=e.Object.prototype.stateProperties.concat();r.push("rx","ry");var n=e.Object.prototype.cacheProperties.concat();n.push("rx","ry"),e.Rect=e.util.createClass(e.Object,{stateProperties:r,type:"rect",rx:0,ry:0,cacheProperties:n,initialize:function(t){this.callSuper("initialize",t),this._initRxRy()},_initRxRy:function(){this.rx&&!this.ry?this.ry=this.rx:this.ry&&!this.rx&&(this.rx=this.ry)},_render:function(t,e){if(1===this.width&&1===this.height)return void t.fillRect(-.5,-.5,1,1);var i=this.rx?Math.min(this.rx,this.width/2):0,r=this.ry?Math.min(this.ry,this.height/2):0,n=this.width,s=this.height,o=e?this.left:-this.width/2,a=e?this.top:-this.height/2,h=0!==i||0!==r,c=.4477152502;t.beginPath(),t.moveTo(o+i,a),t.lineTo(o+n-i,a),h&&t.bezierCurveTo(o+n-c*i,a,o+n,a+c*r,o+n,a+r),t.lineTo(o+n,a+s-r),h&&t.bezierCurveTo(o+n,a+s-c*r,o+n-c*i,a+s,o+n-i,a+s),t.lineTo(o+i,a+s),h&&t.bezierCurveTo(o+c*i,a+s,o,a+s-c*r,o,a+s-r),t.lineTo(o,a+r),h&&t.bezierCurveTo(o,a+c*r,o+c*i,a,o+i,a),t.closePath(),this._renderFill(t),this._renderStroke(t)},_renderDashedStroke:function(t){var i=-this.width/2,r=-this.height/2,n=this.width,s=this.height;t.beginPath(),e.util.drawDashedLine(t,i,r,i+n,r,this.strokeDashArray),e.util.drawDashedLine(t,i+n,r,i+n,r+s,this.strokeDashArray),e.util.drawDashedLine(t,i+n,r+s,i,r+s,this.strokeDashArray),e.util.drawDashedLine(t,i,r+s,i,r,this.strokeDashArray),t.closePath()},toObject:function(t){return this.callSuper("toObject",["rx","ry"].concat(t))},toSVG:function(t){var e=this._createBaseSVGMarkup(),i=this.left,r=this.top;return this.group&&"path-group"===this.group.type||(i=-this.width/2,r=-this.height/2),e.push("\n'),t?t(e.join("")):e.join("")}}),e.Rect.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat("x y rx ry width height".split(" ")),e.Rect.fromElement=function(t,r){if(!t)return null;r=r||{};var n=e.parseAttributes(t,e.Rect.ATTRIBUTE_NAMES);n.left=n.left||0,n.top=n.top||0;var s=new e.Rect(i(r?e.util.object.clone(r):{},n));return s.visible=s.visible&&s.width>0&&s.height>0,s},e.Rect.fromObject=function(t,i,r){return e.Object._fromObject("Rect",t,i,r)}}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,r=e.util.array.min,n=e.util.array.max,s=e.util.toFixed,o=e.Object.NUM_FRACTION_DIGITS;if(e.Polyline)return void e.warn("fabric.Polyline is already defined");var a=e.Object.prototype.cacheProperties.concat();a.push("points"),e.Polyline=e.util.createClass(e.Object,{type:"polyline",points:null,minX:0,minY:0,cacheProperties:a,initialize:function(t,e){e=e||{},this.points=t||[],this.callSuper("initialize",e),this._calcDimensions(),"top"in e||(this.top=this.minY),"left"in e||(this.left=this.minX),this.pathOffset={x:this.minX+this.width/2,y:this.minY+this.height/2}},_calcDimensions:function(){var t=this.points,e=r(t,"x"),i=r(t,"y"),s=n(t,"x"),o=n(t,"y");this.width=s-e||0,this.height=o-i||0,this.minX=e||0,this.minY=i||0},toObject:function(t){return i(this.callSuper("toObject",t),{points:this.points.concat()})},toSVG:function(t){var e,i,r=[],n=this._createBaseSVGMarkup();this.group&&"path-group"===this.group.type||(e=this.pathOffset.x,i=this.pathOffset.y);for(var a=0,h=this.points.length;a\n'),t?t(n.join("")):n.join("")},commonRender:function(t,e){var i,r=this.points.length,n=e?0:this.pathOffset.x,s=e?0:this.pathOffset.y;if(!r||isNaN(this.points[r-1].y))return!1;t.beginPath(),t.moveTo(this.points[0].x-n,this.points[0].y-s);for(var o=0;o"},toObject:function(t){var e=n(this.callSuper("toObject",["sourcePath","pathOffset"].concat(t)),{path:this.path.map(function(t){return t.slice()}),top:this.top,left:this.left});return e},toDatalessObject:function(t){var e=this.toObject(t);return this.sourcePath&&(e.path=this.sourcePath),delete e.sourcePath,e},toSVG:function(t){for(var e=[],i=this._createBaseSVGMarkup(),r="",n=0,s=this.path.length;n\n"),t?t(i.join("")):i.join("")},complexity:function(){return this.path.length},_parsePath:function(){for(var t,e,i,r,n,s=[],o=[],c=/([-+]?((\d+\.\d+)|((\d+)|(\.\d+)))(?:e[-+]?\d+)?)/gi,l=0,u=this.path.length;lp)for(var b=1,m=n.length;b\n");for(var s=0,o=e.length;s\n"),t?t(n.join("")):n.join("")},toString:function(){return"#"},isSameColor:function(){var t=this.getObjects()[0].get("fill")||"";return"string"==typeof t&&(t=t.toLowerCase(),this.getObjects().every(function(e){var i=e.get("fill")||"";return"string"==typeof i&&i.toLowerCase()===t}))},complexity:function(){return this.paths.reduce(function(t,e){return t+(e&&e.complexity?e.complexity():0)},0)},getObjects:function(){return this.paths}}),e.PathGroup.fromObject=function(t,i){var r=t.paths;delete t.paths,"string"==typeof r?e.loadSVGFromURL(r,function(n){var s=r,o=e.util.groupSVGElements(n,t,s);t.paths=r,i(o)}):e.util.enlivenObjects(r,function(n){var s=new e.PathGroup(n,t);t.paths=r,i(s)})},void(e.PathGroup.async=!0))}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,r=e.util.array.min,n=e.util.array.max;if(!e.Group){var s={lockMovementX:!0,lockMovementY:!0,lockRotation:!0,lockScalingX:!0,lockScalingY:!0,lockUniScaling:!0};e.Group=e.util.createClass(e.Object,e.Collection,{type:"group",strokeWidth:0,subTargetCheck:!1,initialize:function(t,e,i){e=e||{},this._objects=[],i&&this.callSuper("initialize",e),this._objects=t||[];for(var r=this._objects.length;r--;)this._objects[r].group=this;e.originX&&(this.originX=e.originX),e.originY&&(this.originY=e.originY),i?this._updateObjectsCoords(!0):(this._calcBounds(),this._updateObjectsCoords(),this.callSuper("initialize",e)),this.setCoords(),this.saveCoords()},_updateObjectsCoords:function(t){for(var e=this.getCenterPoint(),i=this._objects.length;i--;)this._updateObjectCoords(this._objects[i],e,t)},_updateObjectCoords:function(t,e,i){if(t.__origHasControls=t.hasControls,t.hasControls=!1,!i){var r=t.getLeft(),n=t.getTop(),s=!0,o=!0;t.set({left:r-e.x,top:n-e.y}),t.setCoords(s,o)}},toString:function(){return"#"},addWithUpdate:function(t){return this._restoreObjectsState(),e.util.resetObjectTransform(this),t&&(this._objects.push(t),t.group=this,t._set("canvas",this.canvas)),this.forEachObject(this._setObjectActive,this),this._calcBounds(),this._updateObjectsCoords(),this.dirty=!0,this},_setObjectActive:function(t){t.set("active",!0),t.group=this},removeWithUpdate:function(t){return this._restoreObjectsState(),e.util.resetObjectTransform(this),this.forEachObject(this._setObjectActive,this),this.remove(t),this._calcBounds(),this._updateObjectsCoords(),this.dirty=!0,this},_onObjectAdded:function(t){this.dirty=!0,t.group=this,t._set("canvas",this.canvas)},_onObjectRemoved:function(t){this.dirty=!0,delete t.group,t.set("active",!1)},delegatedProperties:{fill:!0,stroke:!0,strokeWidth:!0,fontFamily:!0,fontWeight:!0,fontSize:!0,fontStyle:!0,lineHeight:!0,textDecoration:!0,textAlign:!0,backgroundColor:!0},_set:function(t,e){var i=this._objects.length;if(this.delegatedProperties[t]||"canvas"===t)for(;i--;)this._objects[i].set(t,e);else for(;i--;)this._objects[i].setOnGroup(t,e);this.callSuper("_set",t,e)},toObject:function(t){var e=this.getObjects().map(function(e){var i=e.includeDefaultValues;e.includeDefaultValues=e.group.includeDefaultValues;var r=e.toObject(t);return e.includeDefaultValues=i,r});return i(this.callSuper("toObject",t),{objects:e})},toDatalessObject:function(t){var e=this.getObjects().map(function(e){var i=e.includeDefaultValues;e.includeDefaultValues=e.group.includeDefaultValues;var r=e.toDatalessObject(t);return e.includeDefaultValues=i,r});return i(this.callSuper("toDatalessObject",t),{objects:e})},render:function(t){this._transformDone=!0,this.callSuper("render",t),this._transformDone=!1},shouldCache:function(){var t=this.objectCaching&&(!this.group||this.needsItsOwnCache||!this.group.isCaching());if(this.caching=t,t)for(var e=0,i=this._objects.length;e\n');for(var i=0,r=this._objects.length;i\n"),t?t(e.join("")):e.join("")},get:function(t){if(t in s){if(this[t])return this[t];for(var e=0,i=this._objects.length;e\n',"\n"),this.stroke||this.strokeDashArray){var o=this.fill;this.fill=null,e.push("\n'),this.fill=o}return e.push("
\n"),t?t(e.join("")):e.join("")},getSrc:function(t){var e=t?this._element:this._originalElement;return e?fabric.isLikelyNode?e._src:e.src:this.src||""},setSrc:function(t,e,i){fabric.util.loadImage(t,function(t){return this.setElement(t,e,i)},this,i&&i.crossOrigin)},toString:function(){return'#'},applyFilters:function(t,e,i,r){if(e=e||this.filters,i=i||this._originalElement){var n,s,o=fabric.util.createImage(),a=this.canvas?this.canvas.getRetinaScaling():fabric.devicePixelRatio,h=this.minimumScaleTrigger/a,c=this;if(0===e.length)return this._element=i,t&&t(this),i;var l=fabric.util.createCanvasElement();return l.width=i.width,l.height=i.height,l.getContext("2d").drawImage(i,0,0,i.width,i.height),e.forEach(function(t){t&&(r?(n=c.scaleX0?90*Math.round((t-1)/90):90*Math.round(t/90)},straighten:function(){return this.setAngle(this._getAngleValueForStraighten()),this},fxStraighten:function(t){t=t||{};var e=function(){},i=t.onComplete||e,r=t.onChange||e,n=this;return fabric.util.animate({startValue:this.get("angle"),endValue:this._getAngleValueForStraighten(),duration:this.FX_DURATION,onChange:function(t){n.setAngle(t),r()},onComplete:function(){n.setCoords(),i()},onStart:function(){n.set("active",!1)}}),this}}),fabric.util.object.extend(fabric.StaticCanvas.prototype,{straightenObject:function(t){return t.straighten(),this.renderAll(),this},fxStraightenObject:function(t){return t.fxStraighten({onChange:this.renderAll.bind(this)}),this}}),fabric.Image.filters=fabric.Image.filters||{},fabric.Image.filters.BaseFilter=fabric.util.createClass({type:"BaseFilter",initialize:function(t){t&&this.setOptions(t)},setOptions:function(t){for(var e in t)this[e]=t[e]},toObject:function(){return{type:this.type}},toJSON:function(){return this.toObject()}}),fabric.Image.filters.BaseFilter.fromObject=function(t,e){var i=new fabric.Image.filters[t.type](t);return e&&e(i),i},function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,r=e.Image.filters,n=e.util.createClass;r.Brightness=n(r.BaseFilter,{type:"Brightness",initialize:function(t){t=t||{},this.brightness=t.brightness||0},applyTo:function(t){for(var e=t.getContext("2d"),i=e.getImageData(0,0,t.width,t.height),r=i.data,n=this.brightness,s=0,o=r.length;sb||o<0||o>v||(h=4*(a*v+o),c=l[S*d+w],e+=p[h]*c,i+=p[h+1]*c,r+=p[h+2]*c,n+=p[h+3]*c);y[s]=e,y[s+1]=i,y[s+2]=r,y[s+3]=n+_*(255-n)}u.putImageData(m,0,0)},toObject:function(){return i(this.callSuper("toObject"),{opaque:this.opaque,matrix:this.matrix})}}),e.Image.filters.Convolute.fromObject=e.Image.filters.BaseFilter.fromObject}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,r=e.Image.filters,n=e.util.createClass;r.GradientTransparency=n(r.BaseFilter,{type:"GradientTransparency",initialize:function(t){t=t||{},this.threshold=t.threshold||100},applyTo:function(t){for(var e=t.getContext("2d"),i=e.getImageData(0,0,t.width,t.height),r=i.data,n=this.threshold,s=r.length,o=0,a=r.length;o-1?t.channel:0},applyTo:function(t){if(this.mask){var i,r=t.getContext("2d"),n=r.getImageData(0,0,t.width,t.height),s=n.data,o=this.mask.getElement(),a=e.util.createCanvasElement(),h=this.channel,c=n.width*n.height*4;a.width=t.width,a.height=t.height,a.getContext("2d").drawImage(o,0,0,t.width,t.height);var l=a.getContext("2d").getImageData(0,0,t.width,t.height),u=l.data;for(i=0;ic&&i>c&&r>c&&l(e-i)i&&(l=2,f=-1),a>n&&(u=2,d=-1),h=c.getImageData(0,0,i,n),t.width=o(s,i),t.height=o(a,n),c.putImageData(h,0,0);!g||!p;)i=v,n=b,s*ft)return 0;if(e*=Math.PI,s(e)<1e-16)return 1;var i=e/t;return h(e)*h(i)/e/i}}function f(t){var h,c,u,d,g,k,M,D,A,P,I;for(T.x=(t+.5)*y,j.x=r(T.x),h=0;h=e)){P=r(1e3*s(c-T.x)),O[P]||(O[P]={});for(var E=j.y-w;E<=j.y+w;E++)E<0||E>=o||(I=r(1e3*s(E-T.y)),O[P][I]||(O[P][I]=m(n(i(P*x,2)+i(I*C,2))/1e3)),u=O[P][I],u>0&&(d=4*(E*e+c),g+=u,k+=u*v[d],M+=u*v[d+1],D+=u*v[d+2],A+=u*v[d+3]))}d=4*(h*a+t),b[d]=k/g,b[d+1]=M/g,b[d+2]=D/g,b[d+3]=A/g}return++t1&&L<-1||(x=2*L*L*L-3*L*L+1,x>0&&(E=4*(I+M*e),j+=x*p[E+3],S+=x,p[E+3]<255&&(x=x*p[E+3]/250),w+=x*p[E],O+=x*p[E+1],T+=x*p[E+2],C+=x))}b[_]=w/C,b[_+1]=O/C,b[_+2]=T/C,b[_+3]=j/S}return v},toObject:function(){return{type:this.type,scaleX:this.scaleX,scaleY:this.scaleY,resizeType:this.resizeType,lanczosLobes:this.lanczosLobes}}}),e.Image.filters.Resize.fromObject=e.Image.filters.BaseFilter.fromObject}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,r=e.Image.filters,n=e.util.createClass;r.ColorMatrix=n(r.BaseFilter,{type:"ColorMatrix",initialize:function(t){t||(t={}),this.matrix=t.matrix||[1,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,1,0]},applyTo:function(t){var e,i,r,n,s,o=t.getContext("2d"),a=o.getImageData(0,0,t.width,t.height),h=a.data,c=h.length,l=this.matrix;for(e=0;e'},_getCacheCanvasDimensions:function(){var t=this.callSuper("_getCacheCanvasDimensions"),e=2*this.fontSize;return t.width+=e*t.zoomX,t.height+=e*t.zoomY,t},_render:function(t){this._setTextStyles(t),this.group&&"path-group"===this.group.type&&t.translate(this.left,this.top),this._renderTextLinesBackground(t),this._renderText(t),this._renderTextDecoration(t)},_renderText:function(t){this._renderTextFill(t),this._renderTextStroke(t)},_setTextStyles:function(t){t.textBaseline="alphabetic",t.font=this._getFontDeclaration()},_getTextHeight:function(){return this._getHeightOfSingleLine()+(this._textLines.length-1)*this._getHeightOfLine()},_getTextWidth:function(t){for(var e=this._getLineWidth(t,0),i=1,r=this._textLines.length;ie&&(e=n)}return e},_renderChars:function(t,e,i,r,n){var s,o,a=t.slice(0,-4);if(this[a].toLive){var h=-this.width/2+this[a].offsetX||0,c=-this.height/2+this[a].offsetY||0;e.save(),e.translate(h,c),r-=h,n-=c}if(0!==this.charSpacing){var l=this._getWidthOfCharSpacing();i=i.split("");for(var u=0,f=i.length;u0?o:0}else e[t](i,r,n);this[a].toLive&&e.restore()},_renderTextLine:function(t,e,i,r,n,s){n-=this.fontSize*this._fontSizeFraction;var o=this._getLineWidth(e,s);if("justify"!==this.textAlign||this.width0?u/f:0,g=0,p=0,v=h.length;p0?n:0},_getLeftOffset:function(){return-this.width/2},_getTopOffset:function(){return-this.height/2},isEmptyStyles:function(){return!0},_renderTextCommon:function(t,e){for(var i=0,r=this._getLeftOffset(),n=this._getTopOffset(),s=0,o=this._textLines.length;s0&&(r=this._getLineLeftOffset(i),t.fillRect(this._getLeftOffset()+r,this._getTopOffset()+n,i,e/this.lineHeight)),n+=e;t.fillStyle=s,this._removeShadow(t)}},_getLineLeftOffset:function(t){return"center"===this.textAlign?(this.width-t)/2:"right"===this.textAlign?this.width-t:0},_clearCache:function(){this.__lineWidths=[],this.__lineHeights=[]},_shouldClearDimensionCache:function(){var t=this._forceClearCache;return t||(t=this.hasStateChanged("_dimensionAffectingProps")),t&&(this.saveState({propertySet:"_dimensionAffectingProps"}),this.dirty=!0),t},_getLineWidth:function(t,e){if(this.__lineWidths[e])return this.__lineWidths[e]===-1?this.width:this.__lineWidths[e];var i,r,n=this._textLines[e];return i=""===n?0:this._measureLine(t,e),this.__lineWidths[e]=i,i&&"justify"===this.textAlign&&(r=n.split(/\s+/),r.length>1&&(this.__lineWidths[e]=-1)),i},_getWidthOfCharSpacing:function(){return 0!==this.charSpacing?this.fontSize*this.charSpacing/1e3:0},_measureLine:function(t,e){var i,r,n=this._textLines[e],s=t.measureText(n).width,o=0;return 0!==this.charSpacing&&(i=n.split("").length,o=(i-1)*this._getWidthOfCharSpacing()),r=s+o,r>0?r:0},_renderTextDecoration:function(t){function e(e){var n,s,o,a,h,c,l,u=0;for(n=0,s=r._textLines.length;n-1&&n.push(.85),this.textDecoration.indexOf("line-through")>-1&&n.push(.43),this.textDecoration.indexOf("overline")>-1&&n.push(-.12),n.length>0&&e(n)}},_getFontDeclaration:function(){return[e.isLikelyNode?this.fontWeight:this.fontStyle,e.isLikelyNode?this.fontStyle:this.fontWeight,this.fontSize+"px",e.isLikelyNode?'"'+this.fontFamily+'"':this.fontFamily].join(" ")},render:function(t,e){this.visible&&(this.canvas&&this.canvas.skipOffscreen&&!this.group&&!this.isOnScreen()||(this._shouldClearDimensionCache()&&(this._setTextStyles(t),this._initDimensions(t)),this.callSuper("render",t,e)))},_splitTextIntoLines:function(){return this.text.split(this._reNewline)},toObject:function(t){var e=["text","fontSize","fontWeight","fontFamily","fontStyle","lineHeight","textDecoration","textAlign","textBackgroundColor","charSpacing"].concat(t);return this.callSuper("toObject",e)},toSVG:function(t){this.ctx||(this.ctx=e.util.createCanvasElement().getContext("2d"));var i=this._createBaseSVGMarkup(),r=this._getSVGLeftTopOffsets(this.ctx),n=this._getSVGTextAndBg(r.textTop,r.textLeft);return this._wrapSVGTextAndBg(i,n),t?t(i.join("")):i.join("")},_getSVGLeftTopOffsets:function(t){var e=this._getHeightOfLine(t,0),i=-this.width/2,r=0;return{textLeft:i+(this.group&&"path-group"===this.group.type?this.left:0),textTop:r+(this.group&&"path-group"===this.group.type?-this.top:0),lineTop:e}},_wrapSVGTextAndBg:function(t,e){var i=!0,r=this.getSvgFilter(),n=""===r?"":' style="'+r+'"';t.push("\t\n",e.textBgRects.join(""),"\t\t\n',e.textSpans.join(""),"\t\t\n","\t\n")},_getSVGTextAndBg:function(t,e){var i=[],r=[],n=0;this._setSVGBg(r);for(var s=0,o=this._textLines.length;s",e.util.string.escapeXml(this._textLines[t]),"\n")},_setSVGTextLineJustifed:function(t,n,s,o){var a=e.util.createCanvasElement().getContext("2d");this._setTextStyles(a);var h,c,l=this._textLines[t],u=l.split(/\s+/),f=this._getWidthOfWords(a,u.join("")),d=this.width-f,g=u.length-1,p=g>0?d/g:0,v=this._getFillAttributes(this.fill);for(o+=this._getLineLeftOffset(this._getLineWidth(a,t)),t=0,c=u.length;t",e.util.string.escapeXml(h),"\n"),o+=this._getWidthOfWords(a,h)+p},_setSVGTextLineBg:function(t,e,n,s,o){t.push("\t\t\n')},_setSVGBg:function(t){this.backgroundColor&&t.push("\t\t\n')},_getFillAttributes:function(t){var i=t&&"string"==typeof t?new e.Color(t):"";return i&&i.getSource()&&1!==i.getAlpha()?'opacity="'+i.getAlpha()+'" fill="'+i.setAlpha(1).toRgb()+'"':'fill="'+t+'"'},_set:function(t,e){this.callSuper("_set",t,e),this._dimensionAffectingProps.indexOf(t)>-1&&(this._initDimensions(),this.setCoords())},complexity:function(){return 1}}),e.Text.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat("x y dx dy font-family font-style font-weight font-size text-decoration text-anchor".split(" ")),e.Text.DEFAULT_SVG_FONT_SIZE=16,e.Text.fromElement=function(t,i){if(!t)return null;var r=e.parseAttributes(t,e.Text.ATTRIBUTE_NAMES);i=e.util.object.extend(i?e.util.object.clone(i):{},r),i.top=i.top||0,i.left=i.left||0,"dx"in r&&(i.left+=r.dx),"dy"in r&&(i.top+=r.dy),"fontSize"in i||(i.fontSize=e.Text.DEFAULT_SVG_FONT_SIZE),i.originX||(i.originX="left");var n="";"textContent"in t?n=t.textContent:"firstChild"in t&&null!==t.firstChild&&"data"in t.firstChild&&null!==t.firstChild.data&&(n=t.firstChild.data),n=n.replace(/^\s+|\s+$|\n+/g,"").replace(/\s+/g," ");var s=new e.Text(n,i),o=s.getHeight()/s.height,a=(s.height+s.strokeWidth)*s.lineHeight-s.height,h=a*o,c=s.getHeight()+h,l=0;return"left"===s.originX&&(l=s.getWidth()/2),"right"===s.originX&&(l=-s.getWidth()/2),s.set({left:s.getLeft()+l,top:s.getTop()-c/2+s.fontSize*(.18+s._fontSizeFraction)/s.lineHeight}),s},e.Text.fromObject=function(t,i,r){return e.Object._fromObject("Text",t,i,r,"text")},e.util.createAccessors(e.Text)}("undefined"!=typeof exports?exports:this),function(){var t=fabric.util.object.clone;fabric.IText=fabric.util.createClass(fabric.Text,fabric.Observable,{type:"i-text",selectionStart:0,selectionEnd:0,selectionColor:"rgba(17,119,255,0.3)",isEditing:!1,editable:!0,editingBorderColor:"rgba(102,153,255,0.25)",cursorWidth:2,cursorColor:"#333",cursorDelay:1e3,cursorDuration:600,styles:null,caching:!0,_reSpace:/\s|\n/,_currentCursorOpacity:0,_selectionDirection:null,_abortCursorAnimation:!1,__widthOfSpace:[],initialize:function(t,e){this.styles=e?e.styles||{}:{},this.callSuper("initialize",t,e),this.initBehavior()},_clearCache:function(){this.callSuper("_clearCache"),this.__widthOfSpace=[]},isEmptyStyles:function(){if(!this.styles)return!0;var t=this.styles;for(var e in t)for(var i in t[e])for(var r in t[e][i])return!1;return!0},setSelectionStart:function(t){t=Math.max(t,0),this._updateAndFire("selectionStart",t)},setSelectionEnd:function(t){t=Math.min(t,this.text.length),this._updateAndFire("selectionEnd",t)},_updateAndFire:function(t,e){this[t]!==e&&(this._fireSelectionChanged(),this[t]=e),this._updateTextarea()},_fireSelectionChanged:function(){this.fire("selection:changed"),this.canvas&&this.canvas.fire("text:selection:changed",{target:this})},getSelectionStyles:function(t,e){if(2===arguments.length){for(var i=[],r=t;r0?a:0,lineLeft:r},this.cursorOffsetCache=i,this.cursorOffsetCache},renderCursor:function(t,e){var i=this.get2DCursorLocation(),r=i.lineIndex,n=i.charIndex,s=this.getCurrentCharFontSize(r,n),o=t.leftOffset,a=this.scaleX*this.canvas.getZoom(),h=this.cursorWidth/a;e.fillStyle=this.getCurrentCharColor(r,n),e.globalAlpha=this.__isMousedown?1:this._currentCursorOpacity,e.fillRect(t.left+o-h/2,t.top+t.topOffset,h,s)},renderSelection:function(t,e,i){i.fillStyle=this.selectionColor;for(var r=this.get2DCursorLocation(this.selectionStart),n=this.get2DCursorLocation(this.selectionEnd),s=r.lineIndex,o=n.lineIndex,a=s;a<=o;a++){var h=this._getLineLeftOffset(this._getLineWidth(i,a))||0,c=this._getHeightOfLine(this.ctx,a),l=0,u=0,f=this._textLines[a];if(a===s){for(var d=0,g=f.length;d=r.charIndex&&(a!==o||ds&&a1)&&(c/=this.lineHeight),i.fillRect(e.left+h,e.top+e.topOffset,u>0?u:0,c),e.topOffset+=l}},_renderChars:function(t,e,i,r,n,s,o){if(this.isEmptyStyles())return this._renderCharsFast(t,e,i,r,n);o=o||0;var a,h,c=this._getHeightOfLine(e,s),l="";e.save(),n-=c/this.lineHeight*this._fontSizeFraction;for(var u=o,f=i.length+o;u<=f;u++)a=a||this.getCurrentCharStyle(s,u),h=this.getCurrentCharStyle(s,u+1),(this._hasStyleChanged(a,h)||u===f)&&(this._renderChar(t,e,s,u-1,l,r,n,c),l="",a=h),l+=i[u-o];e.restore()},_renderCharsFast:function(t,e,i,r,n){"fillText"===t&&this.fill&&this.callSuper("_renderChars",t,e,i,r,n),"strokeText"===t&&(this.stroke&&this.strokeWidth>0||this.skipFillStrokeCheck)&&this.callSuper("_renderChars",t,e,i,r,n)},_renderChar:function(t,e,i,r,n,s,o,a){var h,c,l,u,f,d,g,p,v,b=this._getStyleDeclaration(i,r);if(b?(c=this._getHeightOfChar(e,n,i,r),u=b.stroke,l=b.fill,d=b.textDecoration):c=this.fontSize,u=(u||this.stroke)&&"strokeText"===t,l=(l||this.fill)&&"fillText"===t,b&&e.save(),h=this._applyCharStylesGetWidth(e,n,i,r,b||null),d=d||this.textDecoration,b&&b.textBackgroundColor&&this._removeShadow(e),0!==this.charSpacing){p=this._getWidthOfCharSpacing(),g=n.split(""),h=0;for(var m,y=0,_=g.length;y<_;y++)m=g[y],l&&e.fillText(m,s+h,o),u&&e.strokeText(m,s+h,o),v=e.measureText(m).width+p,h+=v>0?v:0}else l&&e.fillText(n,s,o),u&&e.strokeText(n,s,o);(d||""!==d)&&(f=this._fontSizeFraction*a/this.lineHeight,this._renderCharDecoration(e,d,s,o,f,h,c)),b&&e.restore(),e.translate(h,0)},_hasStyleChanged:function(t,e){return t.fill!==e.fill||t.fontSize!==e.fontSize||t.textBackgroundColor!==e.textBackgroundColor||t.textDecoration!==e.textDecoration||t.fontFamily!==e.fontFamily||t.fontWeight!==e.fontWeight||t.fontStyle!==e.fontStyle||t.stroke!==e.stroke||t.strokeWidth!==e.strokeWidth},_renderCharDecoration:function(t,e,i,r,n,s,o){if(e){var a,h,c=o/15,l={underline:r+o/10,"line-through":r-o*(this._fontSizeFraction+this._fontSizeMult-1)+c,overline:r-(this._fontSizeMult-this._fontSizeFraction)*o},u=["underline","line-through","overline"];for(a=0;a-1&&t.fillRect(i,l[h],s,c)}},_renderTextLine:function(t,e,i,r,n,s){this.isEmptyStyles()||(n+=this.fontSize*(this._fontSizeFraction+.03)),this.callSuper("_renderTextLine",t,e,i,r,n,s)},_renderTextDecoration:function(t){if(this.isEmptyStyles())return this.callSuper("_renderTextDecoration",t)},_renderTextLinesBackground:function(t){this.callSuper("_renderTextLinesBackground",t);var e,i,r,n,s,o,a,h,c,l,u=0,f=this._getLeftOffset(),d=this._getTopOffset(),g="";t.save();for(var p=0,v=this._textLines.length;p0?n:0},_getHeightOfChar:function(t,e,i){var r=this._getStyleDeclaration(e,i);return r&&r.fontSize?r.fontSize:this.fontSize},_getWidthOfCharsAt:function(t,e,i){var r,n,s=0;for(r=0;r0?i:0},_getWidthOfSpace:function(t,e){if(this.__widthOfSpace[e])return this.__widthOfSpace[e];var i=this._textLines[e],r=this._getWidthOfWords(t,i,e,0),n=this.width-r,s=i.length-i.replace(this._reSpacesAndTabs,"").length,o=Math.max(n/s,t.measureText(" ").width);return this.__widthOfSpace[e]=o,o},_getWidthOfWords:function(t,e,i,r){for(var n=0,s=0;sr&&(r=o); +}return this.__lineHeights[e]=r*this.lineHeight*this._fontSizeMult,this.__lineHeights[e]},_getTextHeight:function(t){for(var e,i=0,r=0,n=this._textLines.length;r-1;)e++,i--;return t-e},findWordBoundaryRight:function(t){var e=0,i=t;if(this._reSpace.test(this.text.charAt(i)))for(;this._reSpace.test(this.text.charAt(i));)e++,i++;for(;/\S/.test(this.text.charAt(i))&&i-1;)e++,i--;return t-e},findLineBoundaryRight:function(t){for(var e=0,i=t;!/\n/.test(this.text.charAt(i))&&i0&&ithis.__selectionStartOnMouseDown?(this.selectionStart=this.__selectionStartOnMouseDown,this.selectionEnd=e):(this.selectionStart=e,this.selectionEnd=this.__selectionStartOnMouseDown),this.selectionStart===i&&this.selectionEnd===r||(this.restartCursorIfNeeded(),this._fireSelectionChanged(),this._updateTextarea(),this.renderCursorOrSelection()))}},_setEditingProps:function(){this.hoverCursor="text",this.canvas&&(this.canvas.defaultCursor=this.canvas.moveCursor="text"),this.borderColor=this.editingBorderColor,this.hasControls=this.selectable=!1,this.lockMovementX=this.lockMovementY=!0},_updateTextarea:function(){if(this.hiddenTextarea&&!this.inCompositionMode&&(this.cursorOffsetCache={},this.hiddenTextarea.value=this.text,this.hiddenTextarea.selectionStart=this.selectionStart,this.hiddenTextarea.selectionEnd=this.selectionEnd,this.selectionStart===this.selectionEnd)){var t=this._calcTextareaPosition();this.hiddenTextarea.style.left=t.left,this.hiddenTextarea.style.top=t.top,this.hiddenTextarea.style.fontSize=t.fontSize}},_calcTextareaPosition:function(){if(!this.canvas)return{x:1,y:1};var t=this.text.split(""),e=this._getCursorBoundaries(t,"cursor"),i=this.get2DCursorLocation(),r=i.lineIndex,n=i.charIndex,s=this.getCurrentCharFontSize(r,n),o=e.leftOffset,a=this.calcTransformMatrix(),h={x:e.left+o,y:e.top+e.topOffset+s},c=this.canvas.upperCanvasEl,l=c.width-s,u=c.height-s;return h=fabric.util.transformPoint(h,a),h=fabric.util.transformPoint(h,this.canvas.viewportTransform),h.x<0&&(h.x=0),h.x>l&&(h.x=l),h.y<0&&(h.y=0),h.y>u&&(h.y=u),h.x+=this.canvas._offset.left,h.y+=this.canvas._offset.top,{left:h.x+"px",top:h.y+"px",fontSize:s}},_saveEditingProps:function(){this._savedProps={hasControls:this.hasControls,borderColor:this.borderColor,lockMovementX:this.lockMovementX,lockMovementY:this.lockMovementY,hoverCursor:this.hoverCursor,defaultCursor:this.canvas&&this.canvas.defaultCursor,moveCursor:this.canvas&&this.canvas.moveCursor}},_restoreEditingProps:function(){this._savedProps&&(this.hoverCursor=this._savedProps.overCursor,this.hasControls=this._savedProps.hasControls,this.borderColor=this._savedProps.borderColor,this.lockMovementX=this._savedProps.lockMovementX,this.lockMovementY=this._savedProps.lockMovementY,this.canvas&&(this.canvas.defaultCursor=this._savedProps.defaultCursor,this.canvas.moveCursor=this._savedProps.moveCursor))},exitEditing:function(){var t=this._textBeforeEdit!==this.text;return this.selected=!1,this.isEditing=!1,this.selectable=!0,this.selectionEnd=this.selectionStart,this.hiddenTextarea&&(this.hiddenTextarea.blur&&this.hiddenTextarea.blur(),this.canvas&&this.hiddenTextarea.parentNode.removeChild(this.hiddenTextarea),this.hiddenTextarea=null),this.abortCursorAnimation(),this._restoreEditingProps(),this._currentCursorOpacity=0,this.fire("editing:exited"),t&&this.fire("modified"),this.canvas&&(this.canvas.off("mouse:move",this.mouseMoveHandler),this.canvas.fire("text:editing:exited",{target:this}),t&&this.canvas.fire("object:modified",{target:this})),this},_removeExtraneousStyles:function(){for(var t in this.styles)this._textLines[t]||delete this.styles[t]},_removeCharsFromTo:function(t,e){for(;e!==t;)this._removeSingleCharAndStyle(t+1),e--;this.selectionStart=t,this.selectionEnd=t},_removeSingleCharAndStyle:function(t){var e="\n"===this.text[t-1],i=e?t:t-1;this.removeStyleObject(e,i),this.text=this.text.slice(0,t-1)+this.text.slice(t),this._textLines=this._splitTextIntoLines()},insertChars:function(t,e){var i;if(this.selectionEnd-this.selectionStart>1&&this._removeCharsFromTo(this.selectionStart,this.selectionEnd),!e&&this.isEmptyStyles())return void this.insertChar(t,!1);for(var r=0,n=t.length;r=i&&(o=!0,s[h-i]=this.styles[e][a],delete this.styles[e][a])}o&&(this.styles[e+1]=s)}this._forceClearCache=!0},insertCharStyleObject:function(e,i,r){var n=this.styles[e],s=t(n);0!==i||r||(i=1);for(var o in s){var a=parseInt(o,10);a>=i&&(n[a+1]=s[a],s[a-1]||delete n[a])}var h=r||t(n[i-1]);h&&(this.styles[e][i]=h),this._forceClearCache=!0},insertStyleObjects:function(t,e,i){var r=this.get2DCursorLocation(),n=r.lineIndex,s=r.charIndex;this._getLineStyle(n)||this._setLineStyle(n,{}),"\n"===t?this.insertNewlineStyleObject(n,s,e):this.insertCharStyleObject(n,s,i)},shiftLineStyles:function(e,i){var r=t(this.styles);for(var n in r){var s=parseInt(n,10);s<=e&&delete r[s]}for(var n in this.styles){var s=parseInt(n,10);s>e&&(this.styles[s+i]=r[s],r[s-i]||delete this.styles[s])}},removeStyleObject:function(t,e){var i=this.get2DCursorLocation(e),r=i.lineIndex,n=i.charIndex;this._removeStyleObject(t,i,r,n)},_getTextOnPreviousLine:function(t){return this._textLines[t-1]},_removeStyleObject:function(e,i,r,n){if(e){var s=this._getTextOnPreviousLine(i.lineIndex),o=s?s.length:0;this.styles[r-1]||(this.styles[r-1]={});for(n in this.styles[r])this.styles[r-1][parseInt(n,10)+o]=this.styles[r][n];this.shiftLineStyles(i.lineIndex,-1)}else{var a=this.styles[r];a&&delete a[n];var h=t(a);for(var c in h){var l=parseInt(c,10);l>=n&&0!==l&&(a[l-1]=h[l],delete a[l])}}},insertNewline:function(){this.insertChars("\n")},setSelectionStartEndWithShift:function(t,e,i){i<=t?(e===t?this._selectionDirection="left":"right"===this._selectionDirection&&(this._selectionDirection="left",this.selectionEnd=t),this.selectionStart=i):i>t&&it?this.selectionStart=t:this.selectionStart<0&&(this.selectionStart=0),this.selectionEnd>t?this.selectionEnd=t:this.selectionEnd<0&&(this.selectionEnd=0)}})}(),fabric.util.object.extend(fabric.IText.prototype,{initDoubleClickSimulation:function(){this.__lastClickTime=+new Date,this.__lastLastClickTime=+new Date,this.__lastPointer={},this.on("mousedown",this.onMouseDown.bind(this))},onMouseDown:function(t){this.__newClickTime=+new Date;var e=this.canvas.getPointer(t.e);this.isTripleClick(e)?(this.fire("tripleclick",t),this._stopEvent(t.e)):this.isDoubleClick(e)&&(this.fire("dblclick",t),this._stopEvent(t.e)),this.__lastLastClickTime=this.__lastClickTime,this.__lastClickTime=this.__newClickTime,this.__lastPointer=e,this.__lastIsEditing=this.isEditing,this.__lastSelected=this.selected},isDoubleClick:function(t){return this.__newClickTime-this.__lastClickTime<500&&this.__lastPointer.x===t.x&&this.__lastPointer.y===t.y&&this.__lastIsEditing},isTripleClick:function(t){return this.__newClickTime-this.__lastClickTime<500&&this.__lastClickTime-this.__lastLastClickTime<500&&this.__lastPointer.x===t.x&&this.__lastPointer.y===t.y},_stopEvent:function(t){t.preventDefault&&t.preventDefault(),t.stopPropagation&&t.stopPropagation()},initCursorSelectionHandlers:function(){this.initMousedownHandler(),this.initMouseupHandler(),this.initClicks()},initClicks:function(){this.on("dblclick",function(t){this.selectWord(this.getSelectionStartFromPointer(t.e))}),this.on("tripleclick",function(t){this.selectLine(this.getSelectionStartFromPointer(t.e))})},initMousedownHandler:function(){this.on("mousedown",function(t){if(this.editable){var e=this.canvas.getPointer(t.e);this.__mousedownX=e.x,this.__mousedownY=e.y,this.__isMousedown=!0,this.selected&&this.setCursorByClick(t.e),this.isEditing&&(this.__selectionStartOnMouseDown=this.selectionStart,this.selectionStart===this.selectionEnd&&this.abortCursorAnimation(),this.renderCursorOrSelection())}})},_isObjectMoved:function(t){var e=this.canvas.getPointer(t);return this.__mousedownX!==e.x||this.__mousedownY!==e.y},initMouseupHandler:function(){this.on("mouseup",function(t){this.__isMousedown=!1,this.editable&&!this._isObjectMoved(t.e)&&(this.__lastSelected&&!this.__corner&&(this.enterEditing(t.e),this.selectionStart===this.selectionEnd?this.initDelayedCursor(!0):this.renderCursorOrSelection()),this.selected=!0)})},setCursorByClick:function(t){var e=this.getSelectionStartFromPointer(t),i=this.selectionStart,r=this.selectionEnd;t.shiftKey?this.setSelectionStartEndWithShift(i,r,e):(this.selectionStart=e,this.selectionEnd=e),this.isEditing&&(this._fireSelectionChanged(),this._updateTextarea())},getSelectionStartFromPointer:function(t){for(var e,i,r=this.getLocalPointer(t),n=0,s=0,o=0,a=0,h=0,c=this._textLines.length;hs?0:1,h=r+a;return this.flipX&&(h=n-h),h>this.text.length&&(h=this.text.length),h}}),fabric.util.object.extend(fabric.IText.prototype,{initHiddenTextarea:function(){this.hiddenTextarea=fabric.document.createElement("textarea"),this.hiddenTextarea.setAttribute("autocapitalize","off");var t=this._calcTextareaPosition();this.hiddenTextarea.style.cssText="white-space: nowrap; position: absolute; top: "+t.top+"; left: "+t.left+"; opacity: 0; width: 1px; height: 1px; z-index: -999;",fabric.document.body.appendChild(this.hiddenTextarea),fabric.util.addListener(this.hiddenTextarea,"keydown",this.onKeyDown.bind(this)),fabric.util.addListener(this.hiddenTextarea,"keyup",this.onKeyUp.bind(this)),fabric.util.addListener(this.hiddenTextarea,"input",this.onInput.bind(this)),fabric.util.addListener(this.hiddenTextarea,"copy",this.copy.bind(this)),fabric.util.addListener(this.hiddenTextarea,"cut",this.cut.bind(this)),fabric.util.addListener(this.hiddenTextarea,"paste",this.paste.bind(this)),fabric.util.addListener(this.hiddenTextarea,"compositionstart",this.onCompositionStart.bind(this)),fabric.util.addListener(this.hiddenTextarea,"compositionupdate",this.onCompositionUpdate.bind(this)),fabric.util.addListener(this.hiddenTextarea,"compositionend",this.onCompositionEnd.bind(this)),!this._clickHandlerInitialized&&this.canvas&&(fabric.util.addListener(this.canvas.upperCanvasEl,"click",this.onClick.bind(this)),this._clickHandlerInitialized=!0)},_keysMap:{8:"removeChars",9:"exitEditing",27:"exitEditing",13:"insertNewline",33:"moveCursorUp",34:"moveCursorDown",35:"moveCursorRight",36:"moveCursorLeft",37:"moveCursorLeft",38:"moveCursorUp",39:"moveCursorRight",40:"moveCursorDown",46:"forwardDelete"},_ctrlKeysMapUp:{67:"copy",88:"cut"},_ctrlKeysMapDown:{65:"selectAll"},onClick:function(){this.hiddenTextarea&&this.hiddenTextarea.focus()},onKeyDown:function(t){if(this.isEditing){if(t.keyCode in this._keysMap)this[this._keysMap[t.keyCode]](t);else{if(!(t.keyCode in this._ctrlKeysMapDown&&(t.ctrlKey||t.metaKey)))return;this[this._ctrlKeysMapDown[t.keyCode]](t)}t.stopImmediatePropagation(),t.preventDefault(),t.keyCode>=33&&t.keyCode<=40?(this.clearContextTop(),this.renderCursorOrSelection()):this.canvas&&this.canvas.renderAll()}},onKeyUp:function(t){return!this.isEditing||this._copyDone?void(this._copyDone=!1):void(t.keyCode in this._ctrlKeysMapUp&&(t.ctrlKey||t.metaKey)&&(this[this._ctrlKeysMapUp[t.keyCode]](t),t.stopImmediatePropagation(),t.preventDefault(),this.canvas&&this.canvas.renderAll()))},onInput:function(t){if(this.isEditing&&!this.inCompositionMode){var e,i,r,n=this.selectionStart||0,s=this.selectionEnd||0,o=this.text.length,a=this.hiddenTextarea.value.length;a>o?(r="left"===this._selectionDirection?s:n,e=a-o,i=this.hiddenTextarea.value.slice(r,r+e)):(e=a-o+s-n,i=this.hiddenTextarea.value.slice(n,n+e)),this.insertChars(i),t.stopPropagation()}},onCompositionStart:function(){this.inCompositionMode=!0,this.prevCompositionLength=0,this.compositionStart=this.selectionStart},onCompositionEnd:function(){this.inCompositionMode=!1},onCompositionUpdate:function(t){var e=t.data;this.selectionStart=this.compositionStart,this.selectionEnd=this.selectionEnd===this.selectionStart?this.compositionStart+this.prevCompositionLength:this.selectionEnd,this.insertChars(e,!1),this.prevCompositionLength=e.length},forwardDelete:function(t){if(this.selectionStart===this.selectionEnd){if(this.selectionStart===this.text.length)return;this.moveCursorRight(t)}this.removeChars(t)},copy:function(t){if(this.selectionStart!==this.selectionEnd){var e=this.getSelectedText(),i=this._getClipboardData(t);i&&i.setData("text",e),fabric.copiedText=e,fabric.copiedTextStyle=this.getSelectionStyles(this.selectionStart,this.selectionEnd),t.stopImmediatePropagation(),t.preventDefault(),this._copyDone=!0}},paste:function(t){var e=null,i=this._getClipboardData(t),r=!0;i?(e=i.getData("text").replace(/\r/g,""),fabric.copiedTextStyle&&fabric.copiedText===e||(r=!1)):e=fabric.copiedText,e&&this.insertChars(e,r),t.stopImmediatePropagation(),t.preventDefault()},cut:function(t){this.selectionStart!==this.selectionEnd&&(this.copy(t),this.removeChars(t))},_getClipboardData:function(t){return t&&t.clipboardData||fabric.window.clipboardData},_getWidthBeforeCursor:function(t,e){for(var i,r=this._textLines[t].slice(0,e),n=this._getLineWidth(this.ctx,t),s=this._getLineLeftOffset(n),o=0,a=r.length;oe){i=!0;var f=o-u,d=o,g=Math.abs(f-e),p=Math.abs(d-e);a=p=this.text.length&&this.selectionEnd>=this.text.length||this._moveCursorUpOrDown("Down",t)},moveCursorUp:function(t){0===this.selectionStart&&0===this.selectionEnd||this._moveCursorUpOrDown("Up",t)},_moveCursorUpOrDown:function(t,e){var i="get"+t+"CursorOffset",r=this[i](e,"right"===this._selectionDirection);e.shiftKey?this.moveCursorWithShift(r):this.moveCursorWithoutShift(r),0!==r&&(this.setSelectionInBoundaries(),this.abortCursorAnimation(),this._currentCursorOpacity=1,this.initDelayedCursor(),this._fireSelectionChanged(),this._updateTextarea())},moveCursorWithShift:function(t){var e="left"===this._selectionDirection?this.selectionStart+t:this.selectionEnd+t;return this.setSelectionStartEndWithShift(this.selectionStart,this.selectionEnd,e),0!==t},moveCursorWithoutShift:function(t){return t<0?(this.selectionStart+=t,this.selectionEnd=this.selectionStart):(this.selectionEnd+=t,this.selectionStart=this.selectionEnd),0!==t},moveCursorLeft:function(t){0===this.selectionStart&&0===this.selectionEnd||this._moveCursorLeftOrRight("Left",t)},_move:function(t,e,i){var r;if(t.altKey)r=this["findWordBoundary"+i](this[e]);else{if(!t.metaKey&&35!==t.keyCode&&36!==t.keyCode)return this[e]+="Left"===i?-1:1,!0;r=this["findLineBoundary"+i](this[e])}if(void 0!==typeof r&&this[e]!==r)return this[e]=r,!0},_moveLeft:function(t,e){return this._move(t,e,"Left")},_moveRight:function(t,e){return this._move(t,e,"Right")},moveCursorLeftWithoutShift:function(t){var e=!0;return this._selectionDirection="left",this.selectionEnd===this.selectionStart&&0!==this.selectionStart&&(e=this._moveLeft(t,"selectionStart")),this.selectionEnd=this.selectionStart,e},moveCursorLeftWithShift:function(t){return"right"===this._selectionDirection&&this.selectionStart!==this.selectionEnd?this._moveLeft(t,"selectionEnd"):0!==this.selectionStart?(this._selectionDirection="left",this._moveLeft(t,"selectionStart")):void 0},moveCursorRight:function(t){this.selectionStart>=this.text.length&&this.selectionEnd>=this.text.length||this._moveCursorLeftOrRight("Right",t)},_moveCursorLeftOrRight:function(t,e){var i="moveCursor"+t+"With";this._currentCursorOpacity=1,i+=e.shiftKey?"Shift":"outShift",this[i](e)&&(this.abortCursorAnimation(),this.initDelayedCursor(),this._fireSelectionChanged(),this._updateTextarea())},moveCursorRightWithShift:function(t){return"left"===this._selectionDirection&&this.selectionStart!==this.selectionEnd?this._moveRight(t,"selectionStart"):this.selectionEnd!==this.text.length?(this._selectionDirection="right",this._moveRight(t,"selectionEnd")):void 0},moveCursorRightWithoutShift:function(t){var e=!0;return this._selectionDirection="right",this.selectionStart===this.selectionEnd?(e=this._moveRight(t,"selectionStart"),this.selectionEnd=this.selectionStart):this.selectionStart=this.selectionEnd,e},removeChars:function(t){this.selectionStart===this.selectionEnd?this._removeCharsNearCursor(t):this._removeCharsFromTo(this.selectionStart,this.selectionEnd),this.set("dirty",!0),this.setSelectionEnd(this.selectionStart),this._removeExtraneousStyles(),this.canvas&&this.canvas.renderAll(),this.setCoords(),this.fire("changed"),this.canvas&&this.canvas.fire("text:changed",{target:this})},_removeCharsNearCursor:function(t){if(0!==this.selectionStart)if(t.metaKey){var e=this.findLineBoundaryLeft(this.selectionStart);this._removeCharsFromTo(e,this.selectionStart),this.setSelectionStart(e)}else if(t.altKey){var i=this.findWordBoundaryLeft(this.selectionStart);this._removeCharsFromTo(i,this.selectionStart),this.setSelectionStart(i)}else this._removeSingleCharAndStyle(this.selectionStart),this.setSelectionStart(this.selectionStart-1)}}),function(){var t=fabric.util.toFixed,e=fabric.Object.NUM_FRACTION_DIGITS;fabric.util.object.extend(fabric.IText.prototype,{_setSVGTextLineText:function(t,e,i,r,n,s){this._getLineStyle(t)?this._setSVGTextLineChars(t,e,i,r,s):fabric.Text.prototype._setSVGTextLineText.call(this,t,e,i,r,n)},_setSVGTextLineChars:function(t,e,i,r,n){for(var s=this._textLines[t],o=0,a=this._getLineLeftOffset(this._getLineWidth(this.ctx,t))-this.width/2,h=this._getSVGLineTopOffset(t),c=this._getHeightOfLine(this.ctx,t),l=0,u=s.length;l\n'].join("")},_createTextCharSpan:function(i,r,n,s,o){var a=this.getSvgStyles.call(fabric.util.object.extend({visible:!0,fill:this.fill,stroke:this.stroke,type:"text",getSvgFilter:fabric.Object.prototype.getSvgFilter},r));return['\t\t\t',fabric.util.string.escapeXml(i),"\n"].join("")}})}(),function(t){"use strict";var e=t.fabric||(t.fabric={});e.Textbox=e.util.createClass(e.IText,e.Observable,{type:"textbox",minWidth:20,dynamicMinWidth:2,__cachedLines:null,lockScalingY:!0,lockScalingFlip:!0,noScaleCache:!1,initialize:function(t,i){this.callSuper("initialize",t,i),this.setControlsVisibility(e.Textbox.getTextboxControlVisibility()),this.ctx=this.objectCaching?this._cacheContext:e.util.createCanvasElement().getContext("2d"),this._dimensionAffectingProps.push("width")},_initDimensions:function(t){this.__skipDimension||(t||(t=e.util.createCanvasElement().getContext("2d"),this._setTextStyles(t),this.clearContextTop()),this.dynamicMinWidth=0,this._textLines=this._splitTextIntoLines(t),this.dynamicMinWidth>this.width&&this._set("width",this.dynamicMinWidth),this._clearCache(),this.height=this._getTextHeight(t))},_generateStyleMap:function(){for(var t=0,e=0,i=0,r={},n=0;n0?(e=0,i++,t++):" "===this.text[i]&&n>0&&(e++,i++),r[n]={line:t,offset:e},i+=this._textLines[n].length,e+=this._textLines[n].length;return r},_getStyleDeclaration:function(t,e,i){if(this._styleMap){var r=this._styleMap[t];if(!r)return i?{}:null;t=r.line,e=r.offset+e}return this.callSuper("_getStyleDeclaration",t,e,i)},_setStyleDeclaration:function(t,e,i){var r=this._styleMap[t];t=r.line,e=r.offset+e,this.styles[t][e]=i},_deleteStyleDeclaration:function(t,e){var i=this._styleMap[t];t=i.line,e=i.offset+e,delete this.styles[t][e]},_getLineStyle:function(t){var e=this._styleMap[t];return this.styles[e.line]},_setLineStyle:function(t,e){var i=this._styleMap[t];this.styles[i.line]=e},_deleteLineStyle:function(t){var e=this._styleMap[t];delete this.styles[e.line]},_wrapText:function(t,e){var i,r=e.split(this._reNewline),n=[];for(i=0;i=this.width&&!d?(n.push(s),s="",r=l,d=!0):r+=g,d||(s+=c),s+=a,u=this._measureText(t,c,i,h),h++,d=!1,l>f&&(f=l);return p&&n.push(s),f>this.dynamicMinWidth&&(this.dynamicMinWidth=f-g),n},_splitTextIntoLines:function(t){t=t||this.ctx;var e=this.textAlign;this._styleMap=null,t.save(),this._setTextStyles(t),this.textAlign="left";var i=this._wrapText(t,this.text);return this.textAlign=e,t.restore(),this._textLines=i,this._styleMap=this._generateStyleMap(),i},setOnGroup:function(t,e){"scaleX"===t&&(this.set("scaleX",Math.abs(1/e)),this.set("width",this.get("width")*e/("undefined"==typeof this.__oldScaleX?1:this.__oldScaleX)),this.__oldScaleX=e)},get2DCursorLocation:function(t){"undefined"==typeof t&&(t=this.selectionStart);for(var e=this._textLines.length,i=0,r=0;r=h.getMinWidth()?(h.set("width",c),!0):void 0},fabric.Group.prototype._refreshControlsVisibility=function(){if("undefined"!=typeof fabric.Textbox)for(var t=this._objects.length;t--;)if(this._objects[t]instanceof fabric.Textbox)return void this.setControlsVisibility(fabric.Textbox.getTextboxControlVisibility())},fabric.util.object.extend(fabric.Textbox.prototype,{_removeExtraneousStyles:function(){for(var t in this._styleMap)this._textLines[t]||delete this.styles[this._styleMap[t].line]},insertCharStyleObject:function(t,e,i){var r=this._styleMap[t];t=r.line,e=r.offset+e,fabric.IText.prototype.insertCharStyleObject.apply(this,[t,e,i])},insertNewlineStyleObject:function(t,e,i){var r=this._styleMap[t];t=r.line,e=r.offset+e,fabric.IText.prototype.insertNewlineStyleObject.apply(this,[t,e,i])},shiftLineStyles:function(t,e){var i=this._styleMap[t];t=i.line,fabric.IText.prototype.shiftLineStyles.call(this,t,e)},_getTextOnPreviousLine:function(t){for(var e=this._textLines[t-1];this._styleMap[t-2]&&this._styleMap[t-2].line===this._styleMap[t-1].line;)e=this._textLines[t-2]+e, +t--;return e},removeStyleObject:function(t,e){var i=this.get2DCursorLocation(e),r=this._styleMap[i.lineIndex],n=r.line,s=r.offset+i.charIndex;this._removeStyleObject(t,i,n,s)}})}(),function(){var t=fabric.IText.prototype._getNewSelectionStartFromOffset;fabric.IText.prototype._getNewSelectionStartFromOffset=function(e,i,r,n,s){n=t.call(this,e,i,r,n,s);for(var o=0,a=0,h=0;h=n));h++)"\n"!==this.text[o+a]&&" "!==this.text[o+a]||a++;return n-h+a}}(),function(){function request(t,e,i){var r=URL.parse(t);r.port||(r.port=0===r.protocol.indexOf("https:")?443:80);var n=0===r.protocol.indexOf("https:")?HTTPS:HTTP,s=n.request({hostname:r.hostname,port:r.port,path:r.path,method:"GET"},function(t){var r="";e&&t.setEncoding(e),t.on("end",function(){i(r)}),t.on("data",function(e){200===t.statusCode&&(r+=e)})});s.on("error",function(t){t.errno===process.ECONNREFUSED?fabric.log("ECONNREFUSED: connection refused to "+r.hostname+":"+r.port):fabric.log(t.message),i(null)}),s.end()}function requestFs(t,e){var i=require("fs");i.readFile(t,function(t,i){if(t)throw fabric.log(t),t;e(i)})}if("undefined"==typeof document||"undefined"==typeof window){var DOMParser=require("xmldom").DOMParser,URL=require("url"),HTTP=require("http"),HTTPS=require("https"),Canvas=require("canvas"),Image=require("canvas").Image;fabric.util.loadImage=function(t,e,i){function r(r){r?(n.src=new Buffer(r,"binary"),n._src=t,e&&e.call(i,n)):(n=null,e&&e.call(i,null,!0))}var n=new Image;t&&(t instanceof Buffer||0===t.indexOf("data"))?(n.src=n._src=t,e&&e.call(i,n)):t&&0!==t.indexOf("http")?requestFs(t,r):t?request(t,"binary",r):e&&e.call(i,t)},fabric.loadSVGFromURL=function(t,e,i){t=t.replace(/^\n\s*/,"").replace(/\?.*$/,"").trim(),0!==t.indexOf("http")?requestFs(t,function(t){fabric.loadSVGFromString(t.toString(),e,i)}):request(t,"",function(t){fabric.loadSVGFromString(t,e,i)})},fabric.loadSVGFromString=function(t,e,i){var r=(new DOMParser).parseFromString(t);fabric.parseSVGDocument(r.documentElement,function(t,i){e&&e(t,i)},i)},fabric.util.getScript=function(url,callback){request(url,"",function(body){eval(body),callback&&callback()})},fabric.createCanvasForNode=function(t,e,i,r){r=r||i;var n=fabric.document.createElement("canvas"),s=new Canvas(t||600,e||600,r),o=new Canvas(t||600,e||600,r);n.style={},n.width=s.width,n.height=s.height,i=i||{},i.nodeCanvas=s,i.nodeCacheCanvas=o;var a=fabric.Canvas||fabric.StaticCanvas,h=new a(n,i);return h.nodeCanvas=s,h.nodeCacheCanvas=o,h.contextContainer=s.getContext("2d"),h.contextCache=o.getContext("2d"),h.Font=Canvas.Font,h};var originaInitStatic=fabric.StaticCanvas.prototype._initStatic;fabric.StaticCanvas.prototype._initStatic=function(t,e){t=t||fabric.document.createElement("canvas"),this.nodeCanvas=new Canvas(t.width,t.height),this.nodeCacheCanvas=new Canvas(t.width,t.height),originaInitStatic.call(this,t,e),this.contextContainer=this.nodeCanvas.getContext("2d"),this.contextCache=this.nodeCacheCanvas.getContext("2d"),this.Font=Canvas.Font},fabric.StaticCanvas.prototype.createPNGStream=function(){return this.nodeCanvas.createPNGStream()},fabric.StaticCanvas.prototype.createJPEGStream=function(t){return this.nodeCanvas.createJPEGStream(t)},fabric.StaticCanvas.prototype._initRetinaScaling=function(){if(this._isRetinaScaling())return this.lowerCanvasEl.setAttribute("width",this.width*fabric.devicePixelRatio),this.lowerCanvasEl.setAttribute("height",this.height*fabric.devicePixelRatio),this.nodeCanvas.width=this.width*fabric.devicePixelRatio,this.nodeCanvas.height=this.height*fabric.devicePixelRatio,this.contextContainer.scale(fabric.devicePixelRatio,fabric.devicePixelRatio),this},fabric.Canvas&&(fabric.Canvas.prototype._initRetinaScaling=fabric.StaticCanvas.prototype._initRetinaScaling);var origSetBackstoreDimension=fabric.StaticCanvas.prototype._setBackstoreDimension;fabric.StaticCanvas.prototype._setBackstoreDimension=function(t,e){return origSetBackstoreDimension.call(this,t,e),this.nodeCanvas[t]=e,this},fabric.Canvas&&(fabric.Canvas.prototype._setBackstoreDimension=fabric.StaticCanvas.prototype._setBackstoreDimension)}}(); \ No newline at end of file diff --git a/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/pdf.js b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/pdf.js new file mode 100644 index 0000000000..6cea4c96f3 --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/pdf.js @@ -0,0 +1,9052 @@ +/* Copyright 2012 Mozilla Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +(function (root, factory) { + 'use strict'; + if (typeof define === 'function' && define.amd) { + define('pdfjs-dist/build/pdf', ['exports'], factory); + } else if (typeof exports !== 'undefined') { + factory(exports); + } else { + factory(root['pdfjsDistBuildPdf'] = {}); + } +}(this, function (exports) { + 'use strict'; + var pdfjsVersion = '1.7.225'; + var pdfjsBuild = '17d135f'; + var pdfjsFilePath = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : null; + var pdfjsLibs = {}; + (function pdfjsWrapper() { + (function (root, factory) { + factory(root.pdfjsSharedUtil = {}); + }(this, function (exports) { + var globalScope = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : this; + var FONT_IDENTITY_MATRIX = [ + 0.001, + 0, + 0, + 0.001, + 0, + 0 + ]; + var TextRenderingMode = { + FILL: 0, + STROKE: 1, + FILL_STROKE: 2, + INVISIBLE: 3, + FILL_ADD_TO_PATH: 4, + STROKE_ADD_TO_PATH: 5, + FILL_STROKE_ADD_TO_PATH: 6, + ADD_TO_PATH: 7, + FILL_STROKE_MASK: 3, + ADD_TO_PATH_FLAG: 4 + }; + var ImageKind = { + GRAYSCALE_1BPP: 1, + RGB_24BPP: 2, + RGBA_32BPP: 3 + }; + var AnnotationType = { + TEXT: 1, + LINK: 2, + FREETEXT: 3, + LINE: 4, + SQUARE: 5, + CIRCLE: 6, + POLYGON: 7, + POLYLINE: 8, + HIGHLIGHT: 9, + UNDERLINE: 10, + SQUIGGLY: 11, + STRIKEOUT: 12, + STAMP: 13, + CARET: 14, + INK: 15, + POPUP: 16, + FILEATTACHMENT: 17, + SOUND: 18, + MOVIE: 19, + WIDGET: 20, + SCREEN: 21, + PRINTERMARK: 22, + TRAPNET: 23, + WATERMARK: 24, + THREED: 25, + REDACT: 26 + }; + var AnnotationFlag = { + INVISIBLE: 0x01, + HIDDEN: 0x02, + PRINT: 0x04, + NOZOOM: 0x08, + NOROTATE: 0x10, + NOVIEW: 0x20, + READONLY: 0x40, + LOCKED: 0x80, + TOGGLENOVIEW: 0x100, + LOCKEDCONTENTS: 0x200 + }; + var AnnotationFieldFlag = { + READONLY: 0x0000001, + REQUIRED: 0x0000002, + NOEXPORT: 0x0000004, + MULTILINE: 0x0001000, + PASSWORD: 0x0002000, + NOTOGGLETOOFF: 0x0004000, + RADIO: 0x0008000, + PUSHBUTTON: 0x0010000, + COMBO: 0x0020000, + EDIT: 0x0040000, + SORT: 0x0080000, + FILESELECT: 0x0100000, + MULTISELECT: 0x0200000, + DONOTSPELLCHECK: 0x0400000, + DONOTSCROLL: 0x0800000, + COMB: 0x1000000, + RICHTEXT: 0x2000000, + RADIOSINUNISON: 0x2000000, + COMMITONSELCHANGE: 0x4000000 + }; + var AnnotationBorderStyleType = { + SOLID: 1, + DASHED: 2, + BEVELED: 3, + INSET: 4, + UNDERLINE: 5 + }; + var StreamType = { + UNKNOWN: 0, + FLATE: 1, + LZW: 2, + DCT: 3, + JPX: 4, + JBIG: 5, + A85: 6, + AHX: 7, + CCF: 8, + RL: 9 + }; + var FontType = { + UNKNOWN: 0, + TYPE1: 1, + TYPE1C: 2, + CIDFONTTYPE0: 3, + CIDFONTTYPE0C: 4, + TRUETYPE: 5, + CIDFONTTYPE2: 6, + TYPE3: 7, + OPENTYPE: 8, + TYPE0: 9, + MMTYPE1: 10 + }; + var VERBOSITY_LEVELS = { + errors: 0, + warnings: 1, + infos: 5 + }; + var OPS = { + dependency: 1, + setLineWidth: 2, + setLineCap: 3, + setLineJoin: 4, + setMiterLimit: 5, + setDash: 6, + setRenderingIntent: 7, + setFlatness: 8, + setGState: 9, + save: 10, + restore: 11, + transform: 12, + moveTo: 13, + lineTo: 14, + curveTo: 15, + curveTo2: 16, + curveTo3: 17, + closePath: 18, + rectangle: 19, + stroke: 20, + closeStroke: 21, + fill: 22, + eoFill: 23, + fillStroke: 24, + eoFillStroke: 25, + closeFillStroke: 26, + closeEOFillStroke: 27, + endPath: 28, + clip: 29, + eoClip: 30, + beginText: 31, + endText: 32, + setCharSpacing: 33, + setWordSpacing: 34, + setHScale: 35, + setLeading: 36, + setFont: 37, + setTextRenderingMode: 38, + setTextRise: 39, + moveText: 40, + setLeadingMoveText: 41, + setTextMatrix: 42, + nextLine: 43, + showText: 44, + showSpacedText: 45, + nextLineShowText: 46, + nextLineSetSpacingShowText: 47, + setCharWidth: 48, + setCharWidthAndBounds: 49, + setStrokeColorSpace: 50, + setFillColorSpace: 51, + setStrokeColor: 52, + setStrokeColorN: 53, + setFillColor: 54, + setFillColorN: 55, + setStrokeGray: 56, + setFillGray: 57, + setStrokeRGBColor: 58, + setFillRGBColor: 59, + setStrokeCMYKColor: 60, + setFillCMYKColor: 61, + shadingFill: 62, + beginInlineImage: 63, + beginImageData: 64, + endInlineImage: 65, + paintXObject: 66, + markPoint: 67, + markPointProps: 68, + beginMarkedContent: 69, + beginMarkedContentProps: 70, + endMarkedContent: 71, + beginCompat: 72, + endCompat: 73, + paintFormXObjectBegin: 74, + paintFormXObjectEnd: 75, + beginGroup: 76, + endGroup: 77, + beginAnnotations: 78, + endAnnotations: 79, + beginAnnotation: 80, + endAnnotation: 81, + paintJpegXObject: 82, + paintImageMaskXObject: 83, + paintImageMaskXObjectGroup: 84, + paintImageXObject: 85, + paintInlineImageXObject: 86, + paintInlineImageXObjectGroup: 87, + paintImageXObjectRepeat: 88, + paintImageMaskXObjectRepeat: 89, + paintSolidColorImageMask: 90, + constructPath: 91 + }; + var verbosity = VERBOSITY_LEVELS.warnings; + function setVerbosityLevel(level) { + verbosity = level; + } + function getVerbosityLevel() { + return verbosity; + } + function info(msg) { + if (verbosity >= VERBOSITY_LEVELS.infos) { + console.log('Info: ' + msg); + } + } + function warn(msg) { + if (verbosity >= VERBOSITY_LEVELS.warnings) { + console.log('Warning: ' + msg); + } + } + function deprecated(details) { + console.log('Deprecated API usage: ' + details); + } + function error(msg) { + if (verbosity >= VERBOSITY_LEVELS.errors) { + console.log('Error: ' + msg); + console.log(backtrace()); + } + throw new Error(msg); + } + function backtrace() { + try { + throw new Error(); + } catch (e) { + return e.stack ? e.stack.split('\n').slice(2).join('\n') : ''; + } + } + function assert(cond, msg) { + if (!cond) { + error(msg); + } + } + var UNSUPPORTED_FEATURES = { + unknown: 'unknown', + forms: 'forms', + javaScript: 'javaScript', + smask: 'smask', + shadingPattern: 'shadingPattern', + font: 'font' + }; + function isSameOrigin(baseUrl, otherUrl) { + try { + var base = new URL(baseUrl); + if (!base.origin || base.origin === 'null') { + return false; + } + } catch (e) { + return false; + } + var other = new URL(otherUrl, base); + return base.origin === other.origin; + } + function isValidProtocol(url) { + if (!url) { + return false; + } + switch (url.protocol) { + case 'http:': + case 'https:': + case 'ftp:': + case 'mailto:': + case 'tel:': + return true; + default: + return false; + } + } + function createValidAbsoluteUrl(url, baseUrl) { + if (!url) { + return null; + } + try { + var absoluteUrl = baseUrl ? new URL(url, baseUrl) : new URL(url); + if (isValidProtocol(absoluteUrl)) { + return absoluteUrl; + } + } catch (ex) { + } + return null; + } + function shadow(obj, prop, value) { + Object.defineProperty(obj, prop, { + value: value, + enumerable: true, + configurable: true, + writable: false + }); + return value; + } + function getLookupTableFactory(initializer) { + var lookup; + return function () { + if (initializer) { + lookup = Object.create(null); + initializer(lookup); + initializer = null; + } + return lookup; + }; + } + var PasswordResponses = { + NEED_PASSWORD: 1, + INCORRECT_PASSWORD: 2 + }; + var PasswordException = function PasswordExceptionClosure() { + function PasswordException(msg, code) { + this.name = 'PasswordException'; + this.message = msg; + this.code = code; + } + PasswordException.prototype = new Error(); + PasswordException.constructor = PasswordException; + return PasswordException; + }(); + var UnknownErrorException = function UnknownErrorExceptionClosure() { + function UnknownErrorException(msg, details) { + this.name = 'UnknownErrorException'; + this.message = msg; + this.details = details; + } + UnknownErrorException.prototype = new Error(); + UnknownErrorException.constructor = UnknownErrorException; + return UnknownErrorException; + }(); + var InvalidPDFException = function InvalidPDFExceptionClosure() { + function InvalidPDFException(msg) { + this.name = 'InvalidPDFException'; + this.message = msg; + } + InvalidPDFException.prototype = new Error(); + InvalidPDFException.constructor = InvalidPDFException; + return InvalidPDFException; + }(); + var MissingPDFException = function MissingPDFExceptionClosure() { + function MissingPDFException(msg) { + this.name = 'MissingPDFException'; + this.message = msg; + } + MissingPDFException.prototype = new Error(); + MissingPDFException.constructor = MissingPDFException; + return MissingPDFException; + }(); + var UnexpectedResponseException = function UnexpectedResponseExceptionClosure() { + function UnexpectedResponseException(msg, status) { + this.name = 'UnexpectedResponseException'; + this.message = msg; + this.status = status; + } + UnexpectedResponseException.prototype = new Error(); + UnexpectedResponseException.constructor = UnexpectedResponseException; + return UnexpectedResponseException; + }(); + var NotImplementedException = function NotImplementedExceptionClosure() { + function NotImplementedException(msg) { + this.message = msg; + } + NotImplementedException.prototype = new Error(); + NotImplementedException.prototype.name = 'NotImplementedException'; + NotImplementedException.constructor = NotImplementedException; + return NotImplementedException; + }(); + var MissingDataException = function MissingDataExceptionClosure() { + function MissingDataException(begin, end) { + this.begin = begin; + this.end = end; + this.message = 'Missing data [' + begin + ', ' + end + ')'; + } + MissingDataException.prototype = new Error(); + MissingDataException.prototype.name = 'MissingDataException'; + MissingDataException.constructor = MissingDataException; + return MissingDataException; + }(); + var XRefParseException = function XRefParseExceptionClosure() { + function XRefParseException(msg) { + this.message = msg; + } + XRefParseException.prototype = new Error(); + XRefParseException.prototype.name = 'XRefParseException'; + XRefParseException.constructor = XRefParseException; + return XRefParseException; + }(); + var NullCharactersRegExp = /\x00/g; + function removeNullCharacters(str) { + if (typeof str !== 'string') { + warn('The argument for removeNullCharacters must be a string.'); + return str; + } + return str.replace(NullCharactersRegExp, ''); + } + function bytesToString(bytes) { + assert(bytes !== null && typeof bytes === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString'); + var length = bytes.length; + var MAX_ARGUMENT_COUNT = 8192; + if (length < MAX_ARGUMENT_COUNT) { + return String.fromCharCode.apply(null, bytes); + } + var strBuf = []; + for (var i = 0; i < length; i += MAX_ARGUMENT_COUNT) { + var chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length); + var chunk = bytes.subarray(i, chunkEnd); + strBuf.push(String.fromCharCode.apply(null, chunk)); + } + return strBuf.join(''); + } + function stringToBytes(str) { + assert(typeof str === 'string', 'Invalid argument for stringToBytes'); + var length = str.length; + var bytes = new Uint8Array(length); + for (var i = 0; i < length; ++i) { + bytes[i] = str.charCodeAt(i) & 0xFF; + } + return bytes; + } + function arrayByteLength(arr) { + if (arr.length !== undefined) { + return arr.length; + } + assert(arr.byteLength !== undefined); + return arr.byteLength; + } + function arraysToBytes(arr) { + if (arr.length === 1 && arr[0] instanceof Uint8Array) { + return arr[0]; + } + var resultLength = 0; + var i, ii = arr.length; + var item, itemLength; + for (i = 0; i < ii; i++) { + item = arr[i]; + itemLength = arrayByteLength(item); + resultLength += itemLength; + } + var pos = 0; + var data = new Uint8Array(resultLength); + for (i = 0; i < ii; i++) { + item = arr[i]; + if (!(item instanceof Uint8Array)) { + if (typeof item === 'string') { + item = stringToBytes(item); + } else { + item = new Uint8Array(item); + } + } + itemLength = item.byteLength; + data.set(item, pos); + pos += itemLength; + } + return data; + } + function string32(value) { + return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff); + } + function log2(x) { + var n = 1, i = 0; + while (x > n) { + n <<= 1; + i++; + } + return i; + } + function readInt8(data, start) { + return data[start] << 24 >> 24; + } + function readUint16(data, offset) { + return data[offset] << 8 | data[offset + 1]; + } + function readUint32(data, offset) { + return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0; + } + function isLittleEndian() { + var buffer8 = new Uint8Array(2); + buffer8[0] = 1; + var buffer16 = new Uint16Array(buffer8.buffer); + return buffer16[0] === 1; + } + function isEvalSupported() { + try { + new Function(''); + return true; + } catch (e) { + return false; + } + } + var Uint32ArrayView = function Uint32ArrayViewClosure() { + function Uint32ArrayView(buffer, length) { + this.buffer = buffer; + this.byteLength = buffer.length; + this.length = length === undefined ? this.byteLength >> 2 : length; + ensureUint32ArrayViewProps(this.length); + } + Uint32ArrayView.prototype = Object.create(null); + var uint32ArrayViewSetters = 0; + function createUint32ArrayProp(index) { + return { + get: function () { + var buffer = this.buffer, offset = index << 2; + return (buffer[offset] | buffer[offset + 1] << 8 | buffer[offset + 2] << 16 | buffer[offset + 3] << 24) >>> 0; + }, + set: function (value) { + var buffer = this.buffer, offset = index << 2; + buffer[offset] = value & 255; + buffer[offset + 1] = value >> 8 & 255; + buffer[offset + 2] = value >> 16 & 255; + buffer[offset + 3] = value >>> 24 & 255; + } + }; + } + function ensureUint32ArrayViewProps(length) { + while (uint32ArrayViewSetters < length) { + Object.defineProperty(Uint32ArrayView.prototype, uint32ArrayViewSetters, createUint32ArrayProp(uint32ArrayViewSetters)); + uint32ArrayViewSetters++; + } + } + return Uint32ArrayView; + }(); + exports.Uint32ArrayView = Uint32ArrayView; + var IDENTITY_MATRIX = [ + 1, + 0, + 0, + 1, + 0, + 0 + ]; + var Util = function UtilClosure() { + function Util() { + } + var rgbBuf = [ + 'rgb(', + 0, + ',', + 0, + ',', + 0, + ')' + ]; + Util.makeCssRgb = function Util_makeCssRgb(r, g, b) { + rgbBuf[1] = r; + rgbBuf[3] = g; + rgbBuf[5] = b; + return rgbBuf.join(''); + }; + Util.transform = function Util_transform(m1, m2) { + return [ + m1[0] * m2[0] + m1[2] * m2[1], + m1[1] * m2[0] + m1[3] * m2[1], + m1[0] * m2[2] + m1[2] * m2[3], + m1[1] * m2[2] + m1[3] * m2[3], + m1[0] * m2[4] + m1[2] * m2[5] + m1[4], + m1[1] * m2[4] + m1[3] * m2[5] + m1[5] + ]; + }; + Util.applyTransform = function Util_applyTransform(p, m) { + var xt = p[0] * m[0] + p[1] * m[2] + m[4]; + var yt = p[0] * m[1] + p[1] * m[3] + m[5]; + return [ + xt, + yt + ]; + }; + Util.applyInverseTransform = function Util_applyInverseTransform(p, m) { + var d = m[0] * m[3] - m[1] * m[2]; + var xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d; + var yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d; + return [ + xt, + yt + ]; + }; + Util.getAxialAlignedBoundingBox = function Util_getAxialAlignedBoundingBox(r, m) { + var p1 = Util.applyTransform(r, m); + var p2 = Util.applyTransform(r.slice(2, 4), m); + var p3 = Util.applyTransform([ + r[0], + r[3] + ], m); + var p4 = Util.applyTransform([ + r[2], + r[1] + ], m); + return [ + Math.min(p1[0], p2[0], p3[0], p4[0]), + Math.min(p1[1], p2[1], p3[1], p4[1]), + Math.max(p1[0], p2[0], p3[0], p4[0]), + Math.max(p1[1], p2[1], p3[1], p4[1]) + ]; + }; + Util.inverseTransform = function Util_inverseTransform(m) { + var d = m[0] * m[3] - m[1] * m[2]; + return [ + m[3] / d, + -m[1] / d, + -m[2] / d, + m[0] / d, + (m[2] * m[5] - m[4] * m[3]) / d, + (m[4] * m[1] - m[5] * m[0]) / d + ]; + }; + Util.apply3dTransform = function Util_apply3dTransform(m, v) { + return [ + m[0] * v[0] + m[1] * v[1] + m[2] * v[2], + m[3] * v[0] + m[4] * v[1] + m[5] * v[2], + m[6] * v[0] + m[7] * v[1] + m[8] * v[2] + ]; + }; + Util.singularValueDecompose2dScale = function Util_singularValueDecompose2dScale(m) { + var transpose = [ + m[0], + m[2], + m[1], + m[3] + ]; + var a = m[0] * transpose[0] + m[1] * transpose[2]; + var b = m[0] * transpose[1] + m[1] * transpose[3]; + var c = m[2] * transpose[0] + m[3] * transpose[2]; + var d = m[2] * transpose[1] + m[3] * transpose[3]; + var first = (a + d) / 2; + var second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2; + var sx = first + second || 1; + var sy = first - second || 1; + return [ + Math.sqrt(sx), + Math.sqrt(sy) + ]; + }; + Util.normalizeRect = function Util_normalizeRect(rect) { + var r = rect.slice(0); + if (rect[0] > rect[2]) { + r[0] = rect[2]; + r[2] = rect[0]; + } + if (rect[1] > rect[3]) { + r[1] = rect[3]; + r[3] = rect[1]; + } + return r; + }; + Util.intersect = function Util_intersect(rect1, rect2) { + function compare(a, b) { + return a - b; + } + var orderedX = [ + rect1[0], + rect1[2], + rect2[0], + rect2[2] + ].sort(compare), orderedY = [ + rect1[1], + rect1[3], + rect2[1], + rect2[3] + ].sort(compare), result = []; + rect1 = Util.normalizeRect(rect1); + rect2 = Util.normalizeRect(rect2); + if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) { + result[0] = orderedX[1]; + result[2] = orderedX[2]; + } else { + return false; + } + if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) { + result[1] = orderedY[1]; + result[3] = orderedY[2]; + } else { + return false; + } + return result; + }; + Util.sign = function Util_sign(num) { + return num < 0 ? -1 : 1; + }; + var ROMAN_NUMBER_MAP = [ + '', + 'C', + 'CC', + 'CCC', + 'CD', + 'D', + 'DC', + 'DCC', + 'DCCC', + 'CM', + '', + 'X', + 'XX', + 'XXX', + 'XL', + 'L', + 'LX', + 'LXX', + 'LXXX', + 'XC', + '', + 'I', + 'II', + 'III', + 'IV', + 'V', + 'VI', + 'VII', + 'VIII', + 'IX' + ]; + Util.toRoman = function Util_toRoman(number, lowerCase) { + assert(isInt(number) && number > 0, 'The number should be a positive integer.'); + var pos, romanBuf = []; + while (number >= 1000) { + number -= 1000; + romanBuf.push('M'); + } + pos = number / 100 | 0; + number %= 100; + romanBuf.push(ROMAN_NUMBER_MAP[pos]); + pos = number / 10 | 0; + number %= 10; + romanBuf.push(ROMAN_NUMBER_MAP[10 + pos]); + romanBuf.push(ROMAN_NUMBER_MAP[20 + number]); + var romanStr = romanBuf.join(''); + return lowerCase ? romanStr.toLowerCase() : romanStr; + }; + Util.appendToArray = function Util_appendToArray(arr1, arr2) { + Array.prototype.push.apply(arr1, arr2); + }; + Util.prependToArray = function Util_prependToArray(arr1, arr2) { + Array.prototype.unshift.apply(arr1, arr2); + }; + Util.extendObj = function extendObj(obj1, obj2) { + for (var key in obj2) { + obj1[key] = obj2[key]; + } + }; + Util.getInheritableProperty = function Util_getInheritableProperty(dict, name, getArray) { + while (dict && !dict.has(name)) { + dict = dict.get('Parent'); + } + if (!dict) { + return null; + } + return getArray ? dict.getArray(name) : dict.get(name); + }; + Util.inherit = function Util_inherit(sub, base, prototype) { + sub.prototype = Object.create(base.prototype); + sub.prototype.constructor = sub; + for (var prop in prototype) { + sub.prototype[prop] = prototype[prop]; + } + }; + Util.loadScript = function Util_loadScript(src, callback) { + var script = document.createElement('script'); + var loaded = false; + script.setAttribute('src', src); + if (callback) { + script.onload = function () { + if (!loaded) { + callback(); + } + loaded = true; + }; + } + document.getElementsByTagName('head')[0].appendChild(script); + }; + return Util; + }(); + var PageViewport = function PageViewportClosure() { + function PageViewport(viewBox, scale, rotation, offsetX, offsetY, dontFlip) { + this.viewBox = viewBox; + this.scale = scale; + this.rotation = rotation; + this.offsetX = offsetX; + this.offsetY = offsetY; + var centerX = (viewBox[2] + viewBox[0]) / 2; + var centerY = (viewBox[3] + viewBox[1]) / 2; + var rotateA, rotateB, rotateC, rotateD; + rotation = rotation % 360; + rotation = rotation < 0 ? rotation + 360 : rotation; + switch (rotation) { + case 180: + rotateA = -1; + rotateB = 0; + rotateC = 0; + rotateD = 1; + break; + case 90: + rotateA = 0; + rotateB = 1; + rotateC = 1; + rotateD = 0; + break; + case 270: + rotateA = 0; + rotateB = -1; + rotateC = -1; + rotateD = 0; + break; + default: + rotateA = 1; + rotateB = 0; + rotateC = 0; + rotateD = -1; + break; + } + if (dontFlip) { + rotateC = -rotateC; + rotateD = -rotateD; + } + var offsetCanvasX, offsetCanvasY; + var width, height; + if (rotateA === 0) { + offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX; + offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY; + width = Math.abs(viewBox[3] - viewBox[1]) * scale; + height = Math.abs(viewBox[2] - viewBox[0]) * scale; + } else { + offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX; + offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY; + width = Math.abs(viewBox[2] - viewBox[0]) * scale; + height = Math.abs(viewBox[3] - viewBox[1]) * scale; + } + this.transform = [ + rotateA * scale, + rotateB * scale, + rotateC * scale, + rotateD * scale, + offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY, + offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY + ]; + this.width = width; + this.height = height; + this.fontScale = scale; + } + PageViewport.prototype = { + clone: function PageViewPort_clone(args) { + args = args || {}; + var scale = 'scale' in args ? args.scale : this.scale; + var rotation = 'rotation' in args ? args.rotation : this.rotation; + return new PageViewport(this.viewBox.slice(), scale, rotation, this.offsetX, this.offsetY, args.dontFlip); + }, + convertToViewportPoint: function PageViewport_convertToViewportPoint(x, y) { + return Util.applyTransform([ + x, + y + ], this.transform); + }, + convertToViewportRectangle: function PageViewport_convertToViewportRectangle(rect) { + var tl = Util.applyTransform([ + rect[0], + rect[1] + ], this.transform); + var br = Util.applyTransform([ + rect[2], + rect[3] + ], this.transform); + return [ + tl[0], + tl[1], + br[0], + br[1] + ]; + }, + convertToPdfPoint: function PageViewport_convertToPdfPoint(x, y) { + return Util.applyInverseTransform([ + x, + y + ], this.transform); + } + }; + return PageViewport; + }(); + var PDFStringTranslateTable = [ + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0x2D8, + 0x2C7, + 0x2C6, + 0x2D9, + 0x2DD, + 0x2DB, + 0x2DA, + 0x2DC, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0x2022, + 0x2020, + 0x2021, + 0x2026, + 0x2014, + 0x2013, + 0x192, + 0x2044, + 0x2039, + 0x203A, + 0x2212, + 0x2030, + 0x201E, + 0x201C, + 0x201D, + 0x2018, + 0x2019, + 0x201A, + 0x2122, + 0xFB01, + 0xFB02, + 0x141, + 0x152, + 0x160, + 0x178, + 0x17D, + 0x131, + 0x142, + 0x153, + 0x161, + 0x17E, + 0, + 0x20AC + ]; + function stringToPDFString(str) { + var i, n = str.length, strBuf = []; + if (str[0] === '\xFE' && str[1] === '\xFF') { + for (i = 2; i < n; i += 2) { + strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1))); + } + } else { + for (i = 0; i < n; ++i) { + var code = PDFStringTranslateTable[str.charCodeAt(i)]; + strBuf.push(code ? String.fromCharCode(code) : str.charAt(i)); + } + } + return strBuf.join(''); + } + function stringToUTF8String(str) { + return decodeURIComponent(escape(str)); + } + function utf8StringToString(str) { + return unescape(encodeURIComponent(str)); + } + function isEmptyObj(obj) { + for (var key in obj) { + return false; + } + return true; + } + function isBool(v) { + return typeof v === 'boolean'; + } + function isInt(v) { + return typeof v === 'number' && (v | 0) === v; + } + function isNum(v) { + return typeof v === 'number'; + } + function isString(v) { + return typeof v === 'string'; + } + function isArray(v) { + return v instanceof Array; + } + function isArrayBuffer(v) { + return typeof v === 'object' && v !== null && v.byteLength !== undefined; + } + function isSpace(ch) { + return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A; + } + function createPromiseCapability() { + var capability = {}; + capability.promise = new Promise(function (resolve, reject) { + capability.resolve = resolve; + capability.reject = reject; + }); + return capability; + } + (function PromiseClosure() { + if (globalScope.Promise) { + if (typeof globalScope.Promise.all !== 'function') { + globalScope.Promise.all = function (iterable) { + var count = 0, results = [], resolve, reject; + var promise = new globalScope.Promise(function (resolve_, reject_) { + resolve = resolve_; + reject = reject_; + }); + iterable.forEach(function (p, i) { + count++; + p.then(function (result) { + results[i] = result; + count--; + if (count === 0) { + resolve(results); + } + }, reject); + }); + if (count === 0) { + resolve(results); + } + return promise; + }; + } + if (typeof globalScope.Promise.resolve !== 'function') { + globalScope.Promise.resolve = function (value) { + return new globalScope.Promise(function (resolve) { + resolve(value); + }); + }; + } + if (typeof globalScope.Promise.reject !== 'function') { + globalScope.Promise.reject = function (reason) { + return new globalScope.Promise(function (resolve, reject) { + reject(reason); + }); + }; + } + if (typeof globalScope.Promise.prototype.catch !== 'function') { + globalScope.Promise.prototype.catch = function (onReject) { + return globalScope.Promise.prototype.then(undefined, onReject); + }; + } + return; + } + var STATUS_PENDING = 0; + var STATUS_RESOLVED = 1; + var STATUS_REJECTED = 2; + var REJECTION_TIMEOUT = 500; + var HandlerManager = { + handlers: [], + running: false, + unhandledRejections: [], + pendingRejectionCheck: false, + scheduleHandlers: function scheduleHandlers(promise) { + if (promise._status === STATUS_PENDING) { + return; + } + this.handlers = this.handlers.concat(promise._handlers); + promise._handlers = []; + if (this.running) { + return; + } + this.running = true; + setTimeout(this.runHandlers.bind(this), 0); + }, + runHandlers: function runHandlers() { + var RUN_TIMEOUT = 1; + var timeoutAt = Date.now() + RUN_TIMEOUT; + while (this.handlers.length > 0) { + var handler = this.handlers.shift(); + var nextStatus = handler.thisPromise._status; + var nextValue = handler.thisPromise._value; + try { + if (nextStatus === STATUS_RESOLVED) { + if (typeof handler.onResolve === 'function') { + nextValue = handler.onResolve(nextValue); + } + } else if (typeof handler.onReject === 'function') { + nextValue = handler.onReject(nextValue); + nextStatus = STATUS_RESOLVED; + if (handler.thisPromise._unhandledRejection) { + this.removeUnhandeledRejection(handler.thisPromise); + } + } + } catch (ex) { + nextStatus = STATUS_REJECTED; + nextValue = ex; + } + handler.nextPromise._updateStatus(nextStatus, nextValue); + if (Date.now() >= timeoutAt) { + break; + } + } + if (this.handlers.length > 0) { + setTimeout(this.runHandlers.bind(this), 0); + return; + } + this.running = false; + }, + addUnhandledRejection: function addUnhandledRejection(promise) { + this.unhandledRejections.push({ + promise: promise, + time: Date.now() + }); + this.scheduleRejectionCheck(); + }, + removeUnhandeledRejection: function removeUnhandeledRejection(promise) { + promise._unhandledRejection = false; + for (var i = 0; i < this.unhandledRejections.length; i++) { + if (this.unhandledRejections[i].promise === promise) { + this.unhandledRejections.splice(i); + i--; + } + } + }, + scheduleRejectionCheck: function scheduleRejectionCheck() { + if (this.pendingRejectionCheck) { + return; + } + this.pendingRejectionCheck = true; + setTimeout(function rejectionCheck() { + this.pendingRejectionCheck = false; + var now = Date.now(); + for (var i = 0; i < this.unhandledRejections.length; i++) { + if (now - this.unhandledRejections[i].time > REJECTION_TIMEOUT) { + var unhandled = this.unhandledRejections[i].promise._value; + var msg = 'Unhandled rejection: ' + unhandled; + if (unhandled.stack) { + msg += '\n' + unhandled.stack; + } + warn(msg); + this.unhandledRejections.splice(i); + i--; + } + } + if (this.unhandledRejections.length) { + this.scheduleRejectionCheck(); + } + }.bind(this), REJECTION_TIMEOUT); + } + }; + var Promise = function Promise(resolver) { + this._status = STATUS_PENDING; + this._handlers = []; + try { + resolver.call(this, this._resolve.bind(this), this._reject.bind(this)); + } catch (e) { + this._reject(e); + } + }; + Promise.all = function Promise_all(promises) { + var resolveAll, rejectAll; + var deferred = new Promise(function (resolve, reject) { + resolveAll = resolve; + rejectAll = reject; + }); + var unresolved = promises.length; + var results = []; + if (unresolved === 0) { + resolveAll(results); + return deferred; + } + function reject(reason) { + if (deferred._status === STATUS_REJECTED) { + return; + } + results = []; + rejectAll(reason); + } + for (var i = 0, ii = promises.length; i < ii; ++i) { + var promise = promises[i]; + var resolve = function (i) { + return function (value) { + if (deferred._status === STATUS_REJECTED) { + return; + } + results[i] = value; + unresolved--; + if (unresolved === 0) { + resolveAll(results); + } + }; + }(i); + if (Promise.isPromise(promise)) { + promise.then(resolve, reject); + } else { + resolve(promise); + } + } + return deferred; + }; + Promise.isPromise = function Promise_isPromise(value) { + return value && typeof value.then === 'function'; + }; + Promise.resolve = function Promise_resolve(value) { + return new Promise(function (resolve) { + resolve(value); + }); + }; + Promise.reject = function Promise_reject(reason) { + return new Promise(function (resolve, reject) { + reject(reason); + }); + }; + Promise.prototype = { + _status: null, + _value: null, + _handlers: null, + _unhandledRejection: null, + _updateStatus: function Promise__updateStatus(status, value) { + if (this._status === STATUS_RESOLVED || this._status === STATUS_REJECTED) { + return; + } + if (status === STATUS_RESOLVED && Promise.isPromise(value)) { + value.then(this._updateStatus.bind(this, STATUS_RESOLVED), this._updateStatus.bind(this, STATUS_REJECTED)); + return; + } + this._status = status; + this._value = value; + if (status === STATUS_REJECTED && this._handlers.length === 0) { + this._unhandledRejection = true; + HandlerManager.addUnhandledRejection(this); + } + HandlerManager.scheduleHandlers(this); + }, + _resolve: function Promise_resolve(value) { + this._updateStatus(STATUS_RESOLVED, value); + }, + _reject: function Promise_reject(reason) { + this._updateStatus(STATUS_REJECTED, reason); + }, + then: function Promise_then(onResolve, onReject) { + var nextPromise = new Promise(function (resolve, reject) { + this.resolve = resolve; + this.reject = reject; + }); + this._handlers.push({ + thisPromise: this, + onResolve: onResolve, + onReject: onReject, + nextPromise: nextPromise + }); + HandlerManager.scheduleHandlers(this); + return nextPromise; + }, + catch: function Promise_catch(onReject) { + return this.then(undefined, onReject); + } + }; + globalScope.Promise = Promise; + }()); + (function WeakMapClosure() { + if (globalScope.WeakMap) { + return; + } + var id = 0; + function WeakMap() { + this.id = '$weakmap' + id++; + } + WeakMap.prototype = { + has: function (obj) { + return !!Object.getOwnPropertyDescriptor(obj, this.id); + }, + get: function (obj, defaultValue) { + return this.has(obj) ? obj[this.id] : defaultValue; + }, + set: function (obj, value) { + Object.defineProperty(obj, this.id, { + value: value, + enumerable: false, + configurable: true + }); + }, + delete: function (obj) { + delete obj[this.id]; + } + }; + globalScope.WeakMap = WeakMap; + }()); + var StatTimer = function StatTimerClosure() { + function rpad(str, pad, length) { + while (str.length < length) { + str += pad; + } + return str; + } + function StatTimer() { + this.started = Object.create(null); + this.times = []; + this.enabled = true; + } + StatTimer.prototype = { + time: function StatTimer_time(name) { + if (!this.enabled) { + return; + } + if (name in this.started) { + warn('Timer is already running for ' + name); + } + this.started[name] = Date.now(); + }, + timeEnd: function StatTimer_timeEnd(name) { + if (!this.enabled) { + return; + } + if (!(name in this.started)) { + warn('Timer has not been started for ' + name); + } + this.times.push({ + 'name': name, + 'start': this.started[name], + 'end': Date.now() + }); + delete this.started[name]; + }, + toString: function StatTimer_toString() { + var i, ii; + var times = this.times; + var out = ''; + var longest = 0; + for (i = 0, ii = times.length; i < ii; ++i) { + var name = times[i]['name']; + if (name.length > longest) { + longest = name.length; + } + } + for (i = 0, ii = times.length; i < ii; ++i) { + var span = times[i]; + var duration = span.end - span.start; + out += rpad(span['name'], ' ', longest) + ' ' + duration + 'ms\n'; + } + return out; + } + }; + return StatTimer; + }(); + var createBlob = function createBlob(data, contentType) { + if (typeof Blob !== 'undefined') { + return new Blob([data], { type: contentType }); + } + warn('The "Blob" constructor is not supported.'); + }; + var createObjectURL = function createObjectURLClosure() { + var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='; + return function createObjectURL(data, contentType, forceDataSchema) { + if (!forceDataSchema && typeof URL !== 'undefined' && URL.createObjectURL) { + var blob = createBlob(data, contentType); + return URL.createObjectURL(blob); + } + var buffer = 'data:' + contentType + ';base64,'; + for (var i = 0, ii = data.length; i < ii; i += 3) { + var b1 = data[i] & 0xFF; + var b2 = data[i + 1] & 0xFF; + var b3 = data[i + 2] & 0xFF; + var d1 = b1 >> 2, d2 = (b1 & 3) << 4 | b2 >> 4; + var d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64; + var d4 = i + 2 < ii ? b3 & 0x3F : 64; + buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4]; + } + return buffer; + }; + }(); + function MessageHandler(sourceName, targetName, comObj) { + this.sourceName = sourceName; + this.targetName = targetName; + this.comObj = comObj; + this.callbackIndex = 1; + this.postMessageTransfers = true; + var callbacksCapabilities = this.callbacksCapabilities = Object.create(null); + var ah = this.actionHandler = Object.create(null); + this._onComObjOnMessage = function messageHandlerComObjOnMessage(event) { + var data = event.data; + if (data.targetName !== this.sourceName) { + return; + } + if (data.isReply) { + var callbackId = data.callbackId; + if (data.callbackId in callbacksCapabilities) { + var callback = callbacksCapabilities[callbackId]; + delete callbacksCapabilities[callbackId]; + if ('error' in data) { + callback.reject(data.error); + } else { + callback.resolve(data.data); + } + } else { + error('Cannot resolve callback ' + callbackId); + } + } else if (data.action in ah) { + var action = ah[data.action]; + if (data.callbackId) { + var sourceName = this.sourceName; + var targetName = data.sourceName; + Promise.resolve().then(function () { + return action[0].call(action[1], data.data); + }).then(function (result) { + comObj.postMessage({ + sourceName: sourceName, + targetName: targetName, + isReply: true, + callbackId: data.callbackId, + data: result + }); + }, function (reason) { + if (reason instanceof Error) { + reason = reason + ''; + } + comObj.postMessage({ + sourceName: sourceName, + targetName: targetName, + isReply: true, + callbackId: data.callbackId, + error: reason + }); + }); + } else { + action[0].call(action[1], data.data); + } + } else { + error('Unknown action from worker: ' + data.action); + } + }.bind(this); + comObj.addEventListener('message', this._onComObjOnMessage); + } + MessageHandler.prototype = { + on: function messageHandlerOn(actionName, handler, scope) { + var ah = this.actionHandler; + if (ah[actionName]) { + error('There is already an actionName called "' + actionName + '"'); + } + ah[actionName] = [ + handler, + scope + ]; + }, + send: function messageHandlerSend(actionName, data, transfers) { + var message = { + sourceName: this.sourceName, + targetName: this.targetName, + action: actionName, + data: data + }; + this.postMessage(message, transfers); + }, + sendWithPromise: function messageHandlerSendWithPromise(actionName, data, transfers) { + var callbackId = this.callbackIndex++; + var message = { + sourceName: this.sourceName, + targetName: this.targetName, + action: actionName, + data: data, + callbackId: callbackId + }; + var capability = createPromiseCapability(); + this.callbacksCapabilities[callbackId] = capability; + try { + this.postMessage(message, transfers); + } catch (e) { + capability.reject(e); + } + return capability.promise; + }, + postMessage: function (message, transfers) { + if (transfers && this.postMessageTransfers) { + this.comObj.postMessage(message, transfers); + } else { + this.comObj.postMessage(message); + } + }, + destroy: function () { + this.comObj.removeEventListener('message', this._onComObjOnMessage); + } + }; + function loadJpegStream(id, imageUrl, objs) { + var img = new Image(); + img.onload = function loadJpegStream_onloadClosure() { + objs.resolve(id, img); + }; + img.onerror = function loadJpegStream_onerrorClosure() { + objs.resolve(id, null); + warn('Error during JPEG image loading'); + }; + img.src = imageUrl; + } + /* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/publicdomain/zero/1.0/ */ + (function checkURLConstructor(scope) { + var hasWorkingUrl = false; + try { + if (typeof URL === 'function' && typeof URL.prototype === 'object' && 'origin' in URL.prototype) { + var u = new URL('b', 'http://a'); + u.pathname = 'c%20d'; + hasWorkingUrl = u.href === 'http://a/c%20d'; + } + } catch (e) { + } + if (hasWorkingUrl) { + return; + } + var relative = Object.create(null); + relative['ftp'] = 21; + relative['file'] = 0; + relative['gopher'] = 70; + relative['http'] = 80; + relative['https'] = 443; + relative['ws'] = 80; + relative['wss'] = 443; + var relativePathDotMapping = Object.create(null); + relativePathDotMapping['%2e'] = '.'; + relativePathDotMapping['.%2e'] = '..'; + relativePathDotMapping['%2e.'] = '..'; + relativePathDotMapping['%2e%2e'] = '..'; + function isRelativeScheme(scheme) { + return relative[scheme] !== undefined; + } + function invalid() { + clear.call(this); + this._isInvalid = true; + } + function IDNAToASCII(h) { + if (h === '') { + invalid.call(this); + } + return h.toLowerCase(); + } + function percentEscape(c) { + var unicode = c.charCodeAt(0); + if (unicode > 0x20 && unicode < 0x7F && [ + 0x22, + 0x23, + 0x3C, + 0x3E, + 0x3F, + 0x60 + ].indexOf(unicode) === -1) { + return c; + } + return encodeURIComponent(c); + } + function percentEscapeQuery(c) { + var unicode = c.charCodeAt(0); + if (unicode > 0x20 && unicode < 0x7F && [ + 0x22, + 0x23, + 0x3C, + 0x3E, + 0x60 + ].indexOf(unicode) === -1) { + return c; + } + return encodeURIComponent(c); + } + var EOF, ALPHA = /[a-zA-Z]/, ALPHANUMERIC = /[a-zA-Z0-9\+\-\.]/; + function parse(input, stateOverride, base) { + function err(message) { + errors.push(message); + } + var state = stateOverride || 'scheme start', cursor = 0, buffer = '', seenAt = false, seenBracket = false, errors = []; + loop: + while ((input[cursor - 1] !== EOF || cursor === 0) && !this._isInvalid) { + var c = input[cursor]; + switch (state) { + case 'scheme start': + if (c && ALPHA.test(c)) { + buffer += c.toLowerCase(); + state = 'scheme'; + } else if (!stateOverride) { + buffer = ''; + state = 'no scheme'; + continue; + } else { + err('Invalid scheme.'); + break loop; + } + break; + case 'scheme': + if (c && ALPHANUMERIC.test(c)) { + buffer += c.toLowerCase(); + } else if (c === ':') { + this._scheme = buffer; + buffer = ''; + if (stateOverride) { + break loop; + } + if (isRelativeScheme(this._scheme)) { + this._isRelative = true; + } + if (this._scheme === 'file') { + state = 'relative'; + } else if (this._isRelative && base && base._scheme === this._scheme) { + state = 'relative or authority'; + } else if (this._isRelative) { + state = 'authority first slash'; + } else { + state = 'scheme data'; + } + } else if (!stateOverride) { + buffer = ''; + cursor = 0; + state = 'no scheme'; + continue; + } else if (EOF === c) { + break loop; + } else { + err('Code point not allowed in scheme: ' + c); + break loop; + } + break; + case 'scheme data': + if (c === '?') { + this._query = '?'; + state = 'query'; + } else if (c === '#') { + this._fragment = '#'; + state = 'fragment'; + } else { + if (EOF !== c && '\t' !== c && '\n' !== c && '\r' !== c) { + this._schemeData += percentEscape(c); + } + } + break; + case 'no scheme': + if (!base || !isRelativeScheme(base._scheme)) { + err('Missing scheme.'); + invalid.call(this); + } else { + state = 'relative'; + continue; + } + break; + case 'relative or authority': + if (c === '/' && input[cursor + 1] === '/') { + state = 'authority ignore slashes'; + } else { + err('Expected /, got: ' + c); + state = 'relative'; + continue; + } + break; + case 'relative': + this._isRelative = true; + if ('file' !== this._scheme) { + this._scheme = base._scheme; + } + if (EOF === c) { + this._host = base._host; + this._port = base._port; + this._path = base._path.slice(); + this._query = base._query; + this._username = base._username; + this._password = base._password; + break loop; + } else if (c === '/' || c === '\\') { + if (c === '\\') { + err('\\ is an invalid code point.'); + } + state = 'relative slash'; + } else if (c === '?') { + this._host = base._host; + this._port = base._port; + this._path = base._path.slice(); + this._query = '?'; + this._username = base._username; + this._password = base._password; + state = 'query'; + } else if (c === '#') { + this._host = base._host; + this._port = base._port; + this._path = base._path.slice(); + this._query = base._query; + this._fragment = '#'; + this._username = base._username; + this._password = base._password; + state = 'fragment'; + } else { + var nextC = input[cursor + 1]; + var nextNextC = input[cursor + 2]; + if ('file' !== this._scheme || !ALPHA.test(c) || nextC !== ':' && nextC !== '|' || EOF !== nextNextC && '/' !== nextNextC && '\\' !== nextNextC && '?' !== nextNextC && '#' !== nextNextC) { + this._host = base._host; + this._port = base._port; + this._username = base._username; + this._password = base._password; + this._path = base._path.slice(); + this._path.pop(); + } + state = 'relative path'; + continue; + } + break; + case 'relative slash': + if (c === '/' || c === '\\') { + if (c === '\\') { + err('\\ is an invalid code point.'); + } + if (this._scheme === 'file') { + state = 'file host'; + } else { + state = 'authority ignore slashes'; + } + } else { + if ('file' !== this._scheme) { + this._host = base._host; + this._port = base._port; + this._username = base._username; + this._password = base._password; + } + state = 'relative path'; + continue; + } + break; + case 'authority first slash': + if (c === '/') { + state = 'authority second slash'; + } else { + err('Expected \'/\', got: ' + c); + state = 'authority ignore slashes'; + continue; + } + break; + case 'authority second slash': + state = 'authority ignore slashes'; + if ('/' !== c) { + err('Expected \'/\', got: ' + c); + continue; + } + break; + case 'authority ignore slashes': + if ('/' !== c && '\\' !== c) { + state = 'authority'; + continue; + } else { + err('Expected authority, got: ' + c); + } + break; + case 'authority': + if (c === '@') { + if (seenAt) { + err('@ already seen.'); + buffer += '%40'; + } + seenAt = true; + for (var i = 0; i < buffer.length; i++) { + var cp = buffer[i]; + if (cp === '\t' || cp === '\n' || cp === '\r') { + err('Invalid whitespace in authority.'); + continue; + } + if (cp === ':' && this._password === null) { + this._password = ''; + continue; + } + var tempC = percentEscape(cp); + if (null !== this._password) { + this._password += tempC; + } else { + this._username += tempC; + } + } + buffer = ''; + } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') { + cursor -= buffer.length; + buffer = ''; + state = 'host'; + continue; + } else { + buffer += c; + } + break; + case 'file host': + if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') { + if (buffer.length === 2 && ALPHA.test(buffer[0]) && (buffer[1] === ':' || buffer[1] === '|')) { + state = 'relative path'; + } else if (buffer.length === 0) { + state = 'relative path start'; + } else { + this._host = IDNAToASCII.call(this, buffer); + buffer = ''; + state = 'relative path start'; + } + continue; + } else if (c === '\t' || c === '\n' || c === '\r') { + err('Invalid whitespace in file host.'); + } else { + buffer += c; + } + break; + case 'host': + case 'hostname': + if (c === ':' && !seenBracket) { + this._host = IDNAToASCII.call(this, buffer); + buffer = ''; + state = 'port'; + if (stateOverride === 'hostname') { + break loop; + } + } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') { + this._host = IDNAToASCII.call(this, buffer); + buffer = ''; + state = 'relative path start'; + if (stateOverride) { + break loop; + } + continue; + } else if ('\t' !== c && '\n' !== c && '\r' !== c) { + if (c === '[') { + seenBracket = true; + } else if (c === ']') { + seenBracket = false; + } + buffer += c; + } else { + err('Invalid code point in host/hostname: ' + c); + } + break; + case 'port': + if (/[0-9]/.test(c)) { + buffer += c; + } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#' || stateOverride) { + if ('' !== buffer) { + var temp = parseInt(buffer, 10); + if (temp !== relative[this._scheme]) { + this._port = temp + ''; + } + buffer = ''; + } + if (stateOverride) { + break loop; + } + state = 'relative path start'; + continue; + } else if (c === '\t' || c === '\n' || c === '\r') { + err('Invalid code point in port: ' + c); + } else { + invalid.call(this); + } + break; + case 'relative path start': + if (c === '\\') { + err('\'\\\' not allowed in path.'); + } + state = 'relative path'; + if ('/' !== c && '\\' !== c) { + continue; + } + break; + case 'relative path': + if (c === EOF || c === '/' || c === '\\' || !stateOverride && (c === '?' || c === '#')) { + if (c === '\\') { + err('\\ not allowed in relative path.'); + } + var tmp; + if (tmp = relativePathDotMapping[buffer.toLowerCase()]) { + buffer = tmp; + } + if (buffer === '..') { + this._path.pop(); + if ('/' !== c && '\\' !== c) { + this._path.push(''); + } + } else if (buffer === '.' && '/' !== c && '\\' !== c) { + this._path.push(''); + } else if ('.' !== buffer) { + if (this._scheme === 'file' && this._path.length === 0 && buffer.length === 2 && ALPHA.test(buffer[0]) && buffer[1] === '|') { + buffer = buffer[0] + ':'; + } + this._path.push(buffer); + } + buffer = ''; + if (c === '?') { + this._query = '?'; + state = 'query'; + } else if (c === '#') { + this._fragment = '#'; + state = 'fragment'; + } + } else if ('\t' !== c && '\n' !== c && '\r' !== c) { + buffer += percentEscape(c); + } + break; + case 'query': + if (!stateOverride && c === '#') { + this._fragment = '#'; + state = 'fragment'; + } else if (EOF !== c && '\t' !== c && '\n' !== c && '\r' !== c) { + this._query += percentEscapeQuery(c); + } + break; + case 'fragment': + if (EOF !== c && '\t' !== c && '\n' !== c && '\r' !== c) { + this._fragment += c; + } + break; + } + cursor++; + } + } + function clear() { + this._scheme = ''; + this._schemeData = ''; + this._username = ''; + this._password = null; + this._host = ''; + this._port = ''; + this._path = []; + this._query = ''; + this._fragment = ''; + this._isInvalid = false; + this._isRelative = false; + } + function JURL(url, base) + { + if (base !== undefined && !(base instanceof JURL)) { + base = new JURL(String(base)); + } + this._url = url; + clear.call(this); + var input = url.replace(/^[ \t\r\n\f]+|[ \t\r\n\f]+$/g, ''); + parse.call(this, input, null, base); + } + JURL.prototype = { + toString: function () { + return this.href; + }, + get href() { + if (this._isInvalid) { + return this._url; + } + var authority = ''; + if ('' !== this._username || null !== this._password) { + authority = this._username + (null !== this._password ? ':' + this._password : '') + '@'; + } + return this.protocol + (this._isRelative ? '//' + authority + this.host : '') + this.pathname + this._query + this._fragment; + }, + set href(href) { + clear.call(this); + parse.call(this, href); + }, + get protocol() { + return this._scheme + ':'; + }, + set protocol(protocol) { + if (this._isInvalid) { + return; + } + parse.call(this, protocol + ':', 'scheme start'); + }, + get host() { + return this._isInvalid ? '' : this._port ? this._host + ':' + this._port : this._host; + }, + set host(host) { + if (this._isInvalid || !this._isRelative) { + return; + } + parse.call(this, host, 'host'); + }, + get hostname() { + return this._host; + }, + set hostname(hostname) { + if (this._isInvalid || !this._isRelative) { + return; + } + parse.call(this, hostname, 'hostname'); + }, + get port() { + return this._port; + }, + set port(port) { + if (this._isInvalid || !this._isRelative) { + return; + } + parse.call(this, port, 'port'); + }, + get pathname() { + return this._isInvalid ? '' : this._isRelative ? '/' + this._path.join('/') : this._schemeData; + }, + set pathname(pathname) { + if (this._isInvalid || !this._isRelative) { + return; + } + this._path = []; + parse.call(this, pathname, 'relative path start'); + }, + get search() { + return this._isInvalid || !this._query || this._query === '?' ? '' : this._query; + }, + set search(search) { + if (this._isInvalid || !this._isRelative) { + return; + } + this._query = '?'; + if (search[0] === '?') { + search = search.slice(1); + } + parse.call(this, search, 'query'); + }, + get hash() { + return this._isInvalid || !this._fragment || this._fragment === '#' ? '' : this._fragment; + }, + set hash(hash) { + if (this._isInvalid) { + return; + } + this._fragment = '#'; + if (hash[0] === '#') { + hash = hash.slice(1); + } + parse.call(this, hash, 'fragment'); + }, + get origin() { + var host; + if (this._isInvalid || !this._scheme) { + return ''; + } + switch (this._scheme) { + case 'data': + case 'file': + case 'javascript': + case 'mailto': + return 'null'; + } + host = this.host; + if (!host) { + return ''; + } + return this._scheme + '://' + host; + } + }; + var OriginalURL = scope.URL; + if (OriginalURL) { + JURL.createObjectURL = function (blob) { + return OriginalURL.createObjectURL.apply(OriginalURL, arguments); + }; + JURL.revokeObjectURL = function (url) { + OriginalURL.revokeObjectURL(url); + }; + } + scope.URL = JURL; + }(globalScope)); + exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX; + exports.IDENTITY_MATRIX = IDENTITY_MATRIX; + exports.OPS = OPS; + exports.VERBOSITY_LEVELS = VERBOSITY_LEVELS; + exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES; + exports.AnnotationBorderStyleType = AnnotationBorderStyleType; + exports.AnnotationFieldFlag = AnnotationFieldFlag; + exports.AnnotationFlag = AnnotationFlag; + exports.AnnotationType = AnnotationType; + exports.FontType = FontType; + exports.ImageKind = ImageKind; + exports.InvalidPDFException = InvalidPDFException; + exports.MessageHandler = MessageHandler; + exports.MissingDataException = MissingDataException; + exports.MissingPDFException = MissingPDFException; + exports.NotImplementedException = NotImplementedException; + exports.PageViewport = PageViewport; + exports.PasswordException = PasswordException; + exports.PasswordResponses = PasswordResponses; + exports.StatTimer = StatTimer; + exports.StreamType = StreamType; + exports.TextRenderingMode = TextRenderingMode; + exports.UnexpectedResponseException = UnexpectedResponseException; + exports.UnknownErrorException = UnknownErrorException; + exports.Util = Util; + exports.XRefParseException = XRefParseException; + exports.arrayByteLength = arrayByteLength; + exports.arraysToBytes = arraysToBytes; + exports.assert = assert; + exports.bytesToString = bytesToString; + exports.createBlob = createBlob; + exports.createPromiseCapability = createPromiseCapability; + exports.createObjectURL = createObjectURL; + exports.deprecated = deprecated; + exports.error = error; + exports.getLookupTableFactory = getLookupTableFactory; + exports.getVerbosityLevel = getVerbosityLevel; + exports.globalScope = globalScope; + exports.info = info; + exports.isArray = isArray; + exports.isArrayBuffer = isArrayBuffer; + exports.isBool = isBool; + exports.isEmptyObj = isEmptyObj; + exports.isInt = isInt; + exports.isNum = isNum; + exports.isString = isString; + exports.isSpace = isSpace; + exports.isSameOrigin = isSameOrigin; + exports.createValidAbsoluteUrl = createValidAbsoluteUrl; + exports.isLittleEndian = isLittleEndian; + exports.isEvalSupported = isEvalSupported; + exports.loadJpegStream = loadJpegStream; + exports.log2 = log2; + exports.readInt8 = readInt8; + exports.readUint16 = readUint16; + exports.readUint32 = readUint32; + exports.removeNullCharacters = removeNullCharacters; + exports.setVerbosityLevel = setVerbosityLevel; + exports.shadow = shadow; + exports.string32 = string32; + exports.stringToBytes = stringToBytes; + exports.stringToPDFString = stringToPDFString; + exports.stringToUTF8String = stringToUTF8String; + exports.utf8StringToString = utf8StringToString; + exports.warn = warn; + })); + (function (root, factory) { + factory(root.pdfjsDisplayDOMUtils = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var removeNullCharacters = sharedUtil.removeNullCharacters; + var warn = sharedUtil.warn; + var deprecated = sharedUtil.deprecated; + var createValidAbsoluteUrl = sharedUtil.createValidAbsoluteUrl; + var DEFAULT_LINK_REL = 'noopener noreferrer nofollow'; + var CustomStyle = function CustomStyleClosure() { + var prefixes = [ + 'ms', + 'Moz', + 'Webkit', + 'O' + ]; + var _cache = Object.create(null); + function CustomStyle() { + } + CustomStyle.getProp = function get(propName, element) { + if (arguments.length === 1 && typeof _cache[propName] === 'string') { + return _cache[propName]; + } + element = element || document.documentElement; + var style = element.style, prefixed, uPropName; + if (typeof style[propName] === 'string') { + return _cache[propName] = propName; + } + uPropName = propName.charAt(0).toUpperCase() + propName.slice(1); + for (var i = 0, l = prefixes.length; i < l; i++) { + prefixed = prefixes[i] + uPropName; + if (typeof style[prefixed] === 'string') { + return _cache[propName] = prefixed; + } + } + return _cache[propName] = 'undefined'; + }; + CustomStyle.setProp = function set(propName, element, str) { + var prop = this.getProp(propName); + if (prop !== 'undefined') { + element.style[prop] = str; + } + }; + return CustomStyle; + }(); + var hasCanvasTypedArrays; + hasCanvasTypedArrays = function hasCanvasTypedArrays() { + var canvas = document.createElement('canvas'); + canvas.width = canvas.height = 1; + var ctx = canvas.getContext('2d'); + var imageData = ctx.createImageData(1, 1); + return typeof imageData.data.buffer !== 'undefined'; + }; + var LinkTarget = { + NONE: 0, + SELF: 1, + BLANK: 2, + PARENT: 3, + TOP: 4 + }; + var LinkTargetStringMap = [ + '', + '_self', + '_blank', + '_parent', + '_top' + ]; + function addLinkAttributes(link, params) { + var url = params && params.url; + link.href = link.title = url ? removeNullCharacters(url) : ''; + if (url) { + var target = params.target; + if (typeof target === 'undefined') { + target = getDefaultSetting('externalLinkTarget'); + } + link.target = LinkTargetStringMap[target]; + var rel = params.rel; + if (typeof rel === 'undefined') { + rel = getDefaultSetting('externalLinkRel'); + } + link.rel = rel; + } + } + function getFilenameFromUrl(url) { + var anchor = url.indexOf('#'); + var query = url.indexOf('?'); + var end = Math.min(anchor > 0 ? anchor : url.length, query > 0 ? query : url.length); + return url.substring(url.lastIndexOf('/', end) + 1, end); + } + function getDefaultSetting(id) { + var globalSettings = sharedUtil.globalScope.PDFJS; + switch (id) { + case 'pdfBug': + return globalSettings ? globalSettings.pdfBug : false; + case 'disableAutoFetch': + return globalSettings ? globalSettings.disableAutoFetch : false; + case 'disableStream': + return globalSettings ? globalSettings.disableStream : false; + case 'disableRange': + return globalSettings ? globalSettings.disableRange : false; + case 'disableFontFace': + return globalSettings ? globalSettings.disableFontFace : false; + case 'disableCreateObjectURL': + return globalSettings ? globalSettings.disableCreateObjectURL : false; + case 'disableWebGL': + return globalSettings ? globalSettings.disableWebGL : true; + case 'cMapUrl': + return globalSettings ? globalSettings.cMapUrl : null; + case 'cMapPacked': + return globalSettings ? globalSettings.cMapPacked : false; + case 'postMessageTransfers': + return globalSettings ? globalSettings.postMessageTransfers : true; + case 'workerSrc': + return globalSettings ? globalSettings.workerSrc : null; + case 'disableWorker': + return globalSettings ? globalSettings.disableWorker : false; + case 'maxImageSize': + return globalSettings ? globalSettings.maxImageSize : -1; + case 'imageResourcesPath': + return globalSettings ? globalSettings.imageResourcesPath : ''; + case 'isEvalSupported': + return globalSettings ? globalSettings.isEvalSupported : true; + case 'externalLinkTarget': + if (!globalSettings) { + return LinkTarget.NONE; + } + switch (globalSettings.externalLinkTarget) { + case LinkTarget.NONE: + case LinkTarget.SELF: + case LinkTarget.BLANK: + case LinkTarget.PARENT: + case LinkTarget.TOP: + return globalSettings.externalLinkTarget; + } + warn('PDFJS.externalLinkTarget is invalid: ' + globalSettings.externalLinkTarget); + globalSettings.externalLinkTarget = LinkTarget.NONE; + return LinkTarget.NONE; + case 'externalLinkRel': + return globalSettings ? globalSettings.externalLinkRel : DEFAULT_LINK_REL; + case 'enableStats': + return !!(globalSettings && globalSettings.enableStats); + default: + throw new Error('Unknown default setting: ' + id); + } + } + function isExternalLinkTargetSet() { + var externalLinkTarget = getDefaultSetting('externalLinkTarget'); + switch (externalLinkTarget) { + case LinkTarget.NONE: + return false; + case LinkTarget.SELF: + case LinkTarget.BLANK: + case LinkTarget.PARENT: + case LinkTarget.TOP: + return true; + } + } + function isValidUrl(url, allowRelative) { + deprecated('isValidUrl(), please use createValidAbsoluteUrl() instead.'); + var baseUrl = allowRelative ? 'http://example.com' : null; + return createValidAbsoluteUrl(url, baseUrl) !== null; + } + exports.CustomStyle = CustomStyle; + exports.addLinkAttributes = addLinkAttributes; + exports.isExternalLinkTargetSet = isExternalLinkTargetSet; + exports.isValidUrl = isValidUrl; + exports.getFilenameFromUrl = getFilenameFromUrl; + exports.LinkTarget = LinkTarget; + exports.hasCanvasTypedArrays = hasCanvasTypedArrays; + exports.getDefaultSetting = getDefaultSetting; + exports.DEFAULT_LINK_REL = DEFAULT_LINK_REL; + })); + (function (root, factory) { + factory(root.pdfjsDisplayFontLoader = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var assert = sharedUtil.assert; + var bytesToString = sharedUtil.bytesToString; + var string32 = sharedUtil.string32; + var shadow = sharedUtil.shadow; + var warn = sharedUtil.warn; + function FontLoader(docId) { + this.docId = docId; + this.styleElement = null; + this.nativeFontFaces = []; + this.loadTestFontId = 0; + this.loadingContext = { + requests: [], + nextRequestId: 0 + }; + } + FontLoader.prototype = { + insertRule: function fontLoaderInsertRule(rule) { + var styleElement = this.styleElement; + if (!styleElement) { + styleElement = this.styleElement = document.createElement('style'); + styleElement.id = 'PDFJS_FONT_STYLE_TAG_' + this.docId; + document.documentElement.getElementsByTagName('head')[0].appendChild(styleElement); + } + var styleSheet = styleElement.sheet; + styleSheet.insertRule(rule, styleSheet.cssRules.length); + }, + clear: function fontLoaderClear() { + var styleElement = this.styleElement; + if (styleElement) { + styleElement.parentNode.removeChild(styleElement); + styleElement = this.styleElement = null; + } + this.nativeFontFaces.forEach(function (nativeFontFace) { + document.fonts.delete(nativeFontFace); + }); + this.nativeFontFaces.length = 0; + } + }; + var getLoadTestFont = function () { + return atob('T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQAFQ' + 'AABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAAALwA' + 'AAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgAAAAGbm' + 'FtZVjmdH4AAAGAAAAAsXBvc3T/hgAzAAADeAAAACAAAQAAAAEAALZRFsRfDzz1AAsD6AAA' + 'AADOBOTLAAAAAM4KHDwAAAAAA+gDIQAAAAgAAgAAAAAAAAABAAADIQAAAFoD6AAAAAAD6A' + 'ABAAAAAAAAAAAAAAAAAAAAAQAAUAAAAgAAAAQD6AH0AAUAAAKKArwAAACMAooCvAAAAeAA' + 'MQECAAACAAYJAAAAAAAAAAAAAQAAAAAAAAAAAAAAAFBmRWQAwAAuAC4DIP84AFoDIQAAAA' + 'AAAQAAAAAAAAAAACAAIAABAAAADgCuAAEAAAAAAAAAAQAAAAEAAAAAAAEAAQAAAAEAAAAA' + 'AAIAAQAAAAEAAAAAAAMAAQAAAAEAAAAAAAQAAQAAAAEAAAAAAAUAAQAAAAEAAAAAAAYAAQ' + 'AAAAMAAQQJAAAAAgABAAMAAQQJAAEAAgABAAMAAQQJAAIAAgABAAMAAQQJAAMAAgABAAMA' + 'AQQJAAQAAgABAAMAAQQJAAUAAgABAAMAAQQJAAYAAgABWABYAAAAAAAAAwAAAAMAAAAcAA' + 'EAAAAAADwAAwABAAAAHAAEACAAAAAEAAQAAQAAAC7//wAAAC7////TAAEAAAAAAAABBgAA' + 'AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAAA' + 'AAAAD/gwAyAAAAAQAAAAAAAAAAAAAAAAAAAAABAAQEAAEBAQJYAAEBASH4DwD4GwHEAvgc' + 'A/gXBIwMAYuL+nz5tQXkD5j3CBLnEQACAQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWF' + 'hYWFhYWFhYAAABAQAADwACAQEEE/t3Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQA' + 'AAAAAAABAAAAAMmJbzEAAAAAzgTjFQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAg' + 'ABAAAAAAAAAAAD6AAAAAAAAA=='); + }; + Object.defineProperty(FontLoader.prototype, 'loadTestFont', { + get: function () { + return shadow(this, 'loadTestFont', getLoadTestFont()); + }, + configurable: true + }); + FontLoader.prototype.addNativeFontFace = function fontLoader_addNativeFontFace(nativeFontFace) { + this.nativeFontFaces.push(nativeFontFace); + document.fonts.add(nativeFontFace); + }; + FontLoader.prototype.bind = function fontLoaderBind(fonts, callback) { + var rules = []; + var fontsToLoad = []; + var fontLoadPromises = []; + var getNativeFontPromise = function (nativeFontFace) { + return nativeFontFace.loaded.catch(function (e) { + warn('Failed to load font "' + nativeFontFace.family + '": ' + e); + }); + }; + var isFontLoadingAPISupported = FontLoader.isFontLoadingAPISupported && !FontLoader.isSyncFontLoadingSupported; + for (var i = 0, ii = fonts.length; i < ii; i++) { + var font = fonts[i]; + if (font.attached || font.loading === false) { + continue; + } + font.attached = true; + if (isFontLoadingAPISupported) { + var nativeFontFace = font.createNativeFontFace(); + if (nativeFontFace) { + this.addNativeFontFace(nativeFontFace); + fontLoadPromises.push(getNativeFontPromise(nativeFontFace)); + } + } else { + var rule = font.createFontFaceRule(); + if (rule) { + this.insertRule(rule); + rules.push(rule); + fontsToLoad.push(font); + } + } + } + var request = this.queueLoadingCallback(callback); + if (isFontLoadingAPISupported) { + Promise.all(fontLoadPromises).then(function () { + request.complete(); + }); + } else if (rules.length > 0 && !FontLoader.isSyncFontLoadingSupported) { + this.prepareFontLoadEvent(rules, fontsToLoad, request); + } else { + request.complete(); + } + }; + FontLoader.prototype.queueLoadingCallback = function FontLoader_queueLoadingCallback(callback) { + function LoadLoader_completeRequest() { + assert(!request.end, 'completeRequest() cannot be called twice'); + request.end = Date.now(); + while (context.requests.length > 0 && context.requests[0].end) { + var otherRequest = context.requests.shift(); + setTimeout(otherRequest.callback, 0); + } + } + var context = this.loadingContext; + var requestId = 'pdfjs-font-loading-' + context.nextRequestId++; + var request = { + id: requestId, + complete: LoadLoader_completeRequest, + callback: callback, + started: Date.now() + }; + context.requests.push(request); + return request; + }; + FontLoader.prototype.prepareFontLoadEvent = function fontLoaderPrepareFontLoadEvent(rules, fonts, request) { + function int32(data, offset) { + return data.charCodeAt(offset) << 24 | data.charCodeAt(offset + 1) << 16 | data.charCodeAt(offset + 2) << 8 | data.charCodeAt(offset + 3) & 0xff; + } + function spliceString(s, offset, remove, insert) { + var chunk1 = s.substr(0, offset); + var chunk2 = s.substr(offset + remove); + return chunk1 + insert + chunk2; + } + var i, ii; + var canvas = document.createElement('canvas'); + canvas.width = 1; + canvas.height = 1; + var ctx = canvas.getContext('2d'); + var called = 0; + function isFontReady(name, callback) { + called++; + if (called > 30) { + warn('Load test font never loaded.'); + callback(); + return; + } + ctx.font = '30px ' + name; + ctx.fillText('.', 0, 20); + var imageData = ctx.getImageData(0, 0, 1, 1); + if (imageData.data[3] > 0) { + callback(); + return; + } + setTimeout(isFontReady.bind(null, name, callback)); + } + var loadTestFontId = 'lt' + Date.now() + this.loadTestFontId++; + var data = this.loadTestFont; + var COMMENT_OFFSET = 976; + data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length, loadTestFontId); + var CFF_CHECKSUM_OFFSET = 16; + var XXXX_VALUE = 0x58585858; + var checksum = int32(data, CFF_CHECKSUM_OFFSET); + for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) { + checksum = checksum - XXXX_VALUE + int32(loadTestFontId, i) | 0; + } + if (i < loadTestFontId.length) { + checksum = checksum - XXXX_VALUE + int32(loadTestFontId + 'XXX', i) | 0; + } + data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, string32(checksum)); + var url = 'url(data:font/opentype;base64,' + btoa(data) + ');'; + var rule = '@font-face { font-family:"' + loadTestFontId + '";src:' + url + '}'; + this.insertRule(rule); + var names = []; + for (i = 0, ii = fonts.length; i < ii; i++) { + names.push(fonts[i].loadedName); + } + names.push(loadTestFontId); + var div = document.createElement('div'); + div.setAttribute('style', 'visibility: hidden;' + 'width: 10px; height: 10px;' + 'position: absolute; top: 0px; left: 0px;'); + for (i = 0, ii = names.length; i < ii; ++i) { + var span = document.createElement('span'); + span.textContent = 'Hi'; + span.style.fontFamily = names[i]; + div.appendChild(span); + } + document.body.appendChild(div); + isFontReady(loadTestFontId, function () { + document.body.removeChild(div); + request.complete(); + }); + }; + FontLoader.isFontLoadingAPISupported = typeof document !== 'undefined' && !!document.fonts; + var isSyncFontLoadingSupported = function isSyncFontLoadingSupported() { + if (typeof navigator === 'undefined') { + return true; + } + var supported = false; + var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent); + if (m && m[1] >= 14) { + supported = true; + } + return supported; + }; + Object.defineProperty(FontLoader, 'isSyncFontLoadingSupported', { + get: function () { + return shadow(FontLoader, 'isSyncFontLoadingSupported', isSyncFontLoadingSupported()); + }, + enumerable: true, + configurable: true + }); + var IsEvalSupportedCached = { + get value() { + return shadow(this, 'value', sharedUtil.isEvalSupported()); + } + }; + var FontFaceObject = function FontFaceObjectClosure() { + function FontFaceObject(translatedData, options) { + this.compiledGlyphs = Object.create(null); + for (var i in translatedData) { + this[i] = translatedData[i]; + } + this.options = options; + } + FontFaceObject.prototype = { + createNativeFontFace: function FontFaceObject_createNativeFontFace() { + if (!this.data) { + return null; + } + if (this.options.disableFontFace) { + this.disableFontFace = true; + return null; + } + var nativeFontFace = new FontFace(this.loadedName, this.data, {}); + if (this.options.fontRegistry) { + this.options.fontRegistry.registerFont(this); + } + return nativeFontFace; + }, + createFontFaceRule: function FontFaceObject_createFontFaceRule() { + if (!this.data) { + return null; + } + if (this.options.disableFontFace) { + this.disableFontFace = true; + return null; + } + var data = bytesToString(new Uint8Array(this.data)); + var fontName = this.loadedName; + var url = 'url(data:' + this.mimetype + ';base64,' + btoa(data) + ');'; + var rule = '@font-face { font-family:"' + fontName + '";src:' + url + '}'; + if (this.options.fontRegistry) { + this.options.fontRegistry.registerFont(this, url); + } + return rule; + }, + getPathGenerator: function FontFaceObject_getPathGenerator(objs, character) { + if (!(character in this.compiledGlyphs)) { + var cmds = objs.get(this.loadedName + '_path_' + character); + var current, i, len; + if (this.options.isEvalSupported && IsEvalSupportedCached.value) { + var args, js = ''; + for (i = 0, len = cmds.length; i < len; i++) { + current = cmds[i]; + if (current.args !== undefined) { + args = current.args.join(','); + } else { + args = ''; + } + js += 'c.' + current.cmd + '(' + args + ');\n'; + } + this.compiledGlyphs[character] = new Function('c', 'size', js); + } else { + this.compiledGlyphs[character] = function (c, size) { + for (i = 0, len = cmds.length; i < len; i++) { + current = cmds[i]; + if (current.cmd === 'scale') { + current.args = [ + size, + -size + ]; + } + c[current.cmd].apply(c, current.args); + } + }; + } + } + return this.compiledGlyphs[character]; + } + }; + return FontFaceObject; + }(); + exports.FontFaceObject = FontFaceObject; + exports.FontLoader = FontLoader; + })); + (function (root, factory) { + factory(root.pdfjsDisplayMetadata = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var error = sharedUtil.error; + function fixMetadata(meta) { + return meta.replace(/>\\376\\377([^<]+)/g, function (all, codes) { + var bytes = codes.replace(/\\([0-3])([0-7])([0-7])/g, function (code, d1, d2, d3) { + return String.fromCharCode(d1 * 64 + d2 * 8 + d3 * 1); + }); + var chars = ''; + for (var i = 0; i < bytes.length; i += 2) { + var code = bytes.charCodeAt(i) * 256 + bytes.charCodeAt(i + 1); + chars += code >= 32 && code < 127 && code !== 60 && code !== 62 && code !== 38 ? String.fromCharCode(code) : '&#x' + (0x10000 + code).toString(16).substring(1) + ';'; + } + return '>' + chars; + }); + } + function Metadata(meta) { + if (typeof meta === 'string') { + meta = fixMetadata(meta); + var parser = new DOMParser(); + meta = parser.parseFromString(meta, 'application/xml'); + } else if (!(meta instanceof Document)) { + error('Metadata: Invalid metadata object'); + } + this.metaDocument = meta; + this.metadata = Object.create(null); + this.parse(); + } + Metadata.prototype = { + parse: function Metadata_parse() { + var doc = this.metaDocument; + var rdf = doc.documentElement; + if (rdf.nodeName.toLowerCase() !== 'rdf:rdf') { + rdf = rdf.firstChild; + while (rdf && rdf.nodeName.toLowerCase() !== 'rdf:rdf') { + rdf = rdf.nextSibling; + } + } + var nodeName = rdf ? rdf.nodeName.toLowerCase() : null; + if (!rdf || nodeName !== 'rdf:rdf' || !rdf.hasChildNodes()) { + return; + } + var children = rdf.childNodes, desc, entry, name, i, ii, length, iLength; + for (i = 0, length = children.length; i < length; i++) { + desc = children[i]; + if (desc.nodeName.toLowerCase() !== 'rdf:description') { + continue; + } + for (ii = 0, iLength = desc.childNodes.length; ii < iLength; ii++) { + if (desc.childNodes[ii].nodeName.toLowerCase() !== '#text') { + entry = desc.childNodes[ii]; + name = entry.nodeName.toLowerCase(); + this.metadata[name] = entry.textContent.trim(); + } + } + } + }, + get: function Metadata_get(name) { + return this.metadata[name] || null; + }, + has: function Metadata_has(name) { + return typeof this.metadata[name] !== 'undefined'; + } + }; + exports.Metadata = Metadata; + })); + (function (root, factory) { + factory(root.pdfjsDisplaySVG = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX; + var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX; + var ImageKind = sharedUtil.ImageKind; + var OPS = sharedUtil.OPS; + var Util = sharedUtil.Util; + var isNum = sharedUtil.isNum; + var isArray = sharedUtil.isArray; + var warn = sharedUtil.warn; + var createObjectURL = sharedUtil.createObjectURL; + var SVG_DEFAULTS = { + fontStyle: 'normal', + fontWeight: 'normal', + fillColor: '#000000' + }; + var convertImgDataToPng = function convertImgDataToPngClosure() { + var PNG_HEADER = new Uint8Array([ + 0x89, + 0x50, + 0x4e, + 0x47, + 0x0d, + 0x0a, + 0x1a, + 0x0a + ]); + var CHUNK_WRAPPER_SIZE = 12; + var crcTable = new Int32Array(256); + for (var i = 0; i < 256; i++) { + var c = i; + for (var h = 0; h < 8; h++) { + if (c & 1) { + c = 0xedB88320 ^ c >> 1 & 0x7fffffff; + } else { + c = c >> 1 & 0x7fffffff; + } + } + crcTable[i] = c; + } + function crc32(data, start, end) { + var crc = -1; + for (var i = start; i < end; i++) { + var a = (crc ^ data[i]) & 0xff; + var b = crcTable[a]; + crc = crc >>> 8 ^ b; + } + return crc ^ -1; + } + function writePngChunk(type, body, data, offset) { + var p = offset; + var len = body.length; + data[p] = len >> 24 & 0xff; + data[p + 1] = len >> 16 & 0xff; + data[p + 2] = len >> 8 & 0xff; + data[p + 3] = len & 0xff; + p += 4; + data[p] = type.charCodeAt(0) & 0xff; + data[p + 1] = type.charCodeAt(1) & 0xff; + data[p + 2] = type.charCodeAt(2) & 0xff; + data[p + 3] = type.charCodeAt(3) & 0xff; + p += 4; + data.set(body, p); + p += body.length; + var crc = crc32(data, offset + 4, p); + data[p] = crc >> 24 & 0xff; + data[p + 1] = crc >> 16 & 0xff; + data[p + 2] = crc >> 8 & 0xff; + data[p + 3] = crc & 0xff; + } + function adler32(data, start, end) { + var a = 1; + var b = 0; + for (var i = start; i < end; ++i) { + a = (a + (data[i] & 0xff)) % 65521; + b = (b + a) % 65521; + } + return b << 16 | a; + } + function encode(imgData, kind, forceDataSchema) { + var width = imgData.width; + var height = imgData.height; + var bitDepth, colorType, lineSize; + var bytes = imgData.data; + switch (kind) { + case ImageKind.GRAYSCALE_1BPP: + colorType = 0; + bitDepth = 1; + lineSize = width + 7 >> 3; + break; + case ImageKind.RGB_24BPP: + colorType = 2; + bitDepth = 8; + lineSize = width * 3; + break; + case ImageKind.RGBA_32BPP: + colorType = 6; + bitDepth = 8; + lineSize = width * 4; + break; + default: + throw new Error('invalid format'); + } + var literals = new Uint8Array((1 + lineSize) * height); + var offsetLiterals = 0, offsetBytes = 0; + var y, i; + for (y = 0; y < height; ++y) { + literals[offsetLiterals++] = 0; + literals.set(bytes.subarray(offsetBytes, offsetBytes + lineSize), offsetLiterals); + offsetBytes += lineSize; + offsetLiterals += lineSize; + } + if (kind === ImageKind.GRAYSCALE_1BPP) { + offsetLiterals = 0; + for (y = 0; y < height; y++) { + offsetLiterals++; + for (i = 0; i < lineSize; i++) { + literals[offsetLiterals++] ^= 0xFF; + } + } + } + var ihdr = new Uint8Array([ + width >> 24 & 0xff, + width >> 16 & 0xff, + width >> 8 & 0xff, + width & 0xff, + height >> 24 & 0xff, + height >> 16 & 0xff, + height >> 8 & 0xff, + height & 0xff, + bitDepth, + colorType, + 0x00, + 0x00, + 0x00 + ]); + var len = literals.length; + var maxBlockLength = 0xFFFF; + var deflateBlocks = Math.ceil(len / maxBlockLength); + var idat = new Uint8Array(2 + len + deflateBlocks * 5 + 4); + var pi = 0; + idat[pi++] = 0x78; + idat[pi++] = 0x9c; + var pos = 0; + while (len > maxBlockLength) { + idat[pi++] = 0x00; + idat[pi++] = 0xff; + idat[pi++] = 0xff; + idat[pi++] = 0x00; + idat[pi++] = 0x00; + idat.set(literals.subarray(pos, pos + maxBlockLength), pi); + pi += maxBlockLength; + pos += maxBlockLength; + len -= maxBlockLength; + } + idat[pi++] = 0x01; + idat[pi++] = len & 0xff; + idat[pi++] = len >> 8 & 0xff; + idat[pi++] = ~len & 0xffff & 0xff; + idat[pi++] = (~len & 0xffff) >> 8 & 0xff; + idat.set(literals.subarray(pos), pi); + pi += literals.length - pos; + var adler = adler32(literals, 0, literals.length); + idat[pi++] = adler >> 24 & 0xff; + idat[pi++] = adler >> 16 & 0xff; + idat[pi++] = adler >> 8 & 0xff; + idat[pi++] = adler & 0xff; + var pngLength = PNG_HEADER.length + CHUNK_WRAPPER_SIZE * 3 + ihdr.length + idat.length; + var data = new Uint8Array(pngLength); + var offset = 0; + data.set(PNG_HEADER, offset); + offset += PNG_HEADER.length; + writePngChunk('IHDR', ihdr, data, offset); + offset += CHUNK_WRAPPER_SIZE + ihdr.length; + writePngChunk('IDATA', idat, data, offset); + offset += CHUNK_WRAPPER_SIZE + idat.length; + writePngChunk('IEND', new Uint8Array(0), data, offset); + return createObjectURL(data, 'image/png', forceDataSchema); + } + return function convertImgDataToPng(imgData, forceDataSchema) { + var kind = imgData.kind === undefined ? ImageKind.GRAYSCALE_1BPP : imgData.kind; + return encode(imgData, kind, forceDataSchema); + }; + }(); + var SVGExtraState = function SVGExtraStateClosure() { + function SVGExtraState() { + this.fontSizeScale = 1; + this.fontWeight = SVG_DEFAULTS.fontWeight; + this.fontSize = 0; + this.textMatrix = IDENTITY_MATRIX; + this.fontMatrix = FONT_IDENTITY_MATRIX; + this.leading = 0; + this.x = 0; + this.y = 0; + this.lineX = 0; + this.lineY = 0; + this.charSpacing = 0; + this.wordSpacing = 0; + this.textHScale = 1; + this.textRise = 0; + this.fillColor = SVG_DEFAULTS.fillColor; + this.strokeColor = '#000000'; + this.fillAlpha = 1; + this.strokeAlpha = 1; + this.lineWidth = 1; + this.lineJoin = ''; + this.lineCap = ''; + this.miterLimit = 0; + this.dashArray = []; + this.dashPhase = 0; + this.dependencies = []; + this.activeClipUrl = null; + this.clipGroup = null; + this.maskId = ''; + } + SVGExtraState.prototype = { + clone: function SVGExtraState_clone() { + return Object.create(this); + }, + setCurrentPoint: function SVGExtraState_setCurrentPoint(x, y) { + this.x = x; + this.y = y; + } + }; + return SVGExtraState; + }(); + var SVGGraphics = function SVGGraphicsClosure() { + function opListToTree(opList) { + var opTree = []; + var tmp = []; + var opListLen = opList.length; + for (var x = 0; x < opListLen; x++) { + if (opList[x].fn === 'save') { + opTree.push({ + 'fnId': 92, + 'fn': 'group', + 'items': [] + }); + tmp.push(opTree); + opTree = opTree[opTree.length - 1].items; + continue; + } + if (opList[x].fn === 'restore') { + opTree = tmp.pop(); + } else { + opTree.push(opList[x]); + } + } + return opTree; + } + function pf(value) { + if (value === (value | 0)) { + return value.toString(); + } + var s = value.toFixed(10); + var i = s.length - 1; + if (s[i] !== '0') { + return s; + } + do { + i--; + } while (s[i] === '0'); + return s.substr(0, s[i] === '.' ? i : i + 1); + } + function pm(m) { + if (m[4] === 0 && m[5] === 0) { + if (m[1] === 0 && m[2] === 0) { + if (m[0] === 1 && m[3] === 1) { + return ''; + } + return 'scale(' + pf(m[0]) + ' ' + pf(m[3]) + ')'; + } + if (m[0] === m[3] && m[1] === -m[2]) { + var a = Math.acos(m[0]) * 180 / Math.PI; + return 'rotate(' + pf(a) + ')'; + } + } else { + if (m[0] === 1 && m[1] === 0 && m[2] === 0 && m[3] === 1) { + return 'translate(' + pf(m[4]) + ' ' + pf(m[5]) + ')'; + } + } + return 'matrix(' + pf(m[0]) + ' ' + pf(m[1]) + ' ' + pf(m[2]) + ' ' + pf(m[3]) + ' ' + pf(m[4]) + ' ' + pf(m[5]) + ')'; + } + function SVGGraphics(commonObjs, objs, forceDataSchema) { + this.current = new SVGExtraState(); + this.transformMatrix = IDENTITY_MATRIX; + this.transformStack = []; + this.extraStack = []; + this.commonObjs = commonObjs; + this.objs = objs; + this.pendingEOFill = false; + this.embedFonts = false; + this.embeddedFonts = Object.create(null); + this.cssStyle = null; + this.forceDataSchema = !!forceDataSchema; + } + var NS = 'http://www.w3.org/2000/svg'; + var XML_NS = 'http://www.w3.org/XML/1998/namespace'; + var XLINK_NS = 'http://www.w3.org/1999/xlink'; + var LINE_CAP_STYLES = [ + 'butt', + 'round', + 'square' + ]; + var LINE_JOIN_STYLES = [ + 'miter', + 'round', + 'bevel' + ]; + var clipCount = 0; + var maskCount = 0; + SVGGraphics.prototype = { + save: function SVGGraphics_save() { + this.transformStack.push(this.transformMatrix); + var old = this.current; + this.extraStack.push(old); + this.current = old.clone(); + }, + restore: function SVGGraphics_restore() { + this.transformMatrix = this.transformStack.pop(); + this.current = this.extraStack.pop(); + this.tgrp = null; + }, + group: function SVGGraphics_group(items) { + this.save(); + this.executeOpTree(items); + this.restore(); + }, + loadDependencies: function SVGGraphics_loadDependencies(operatorList) { + var fnArray = operatorList.fnArray; + var fnArrayLen = fnArray.length; + var argsArray = operatorList.argsArray; + var self = this; + for (var i = 0; i < fnArrayLen; i++) { + if (OPS.dependency === fnArray[i]) { + var deps = argsArray[i]; + for (var n = 0, nn = deps.length; n < nn; n++) { + var obj = deps[n]; + var common = obj.substring(0, 2) === 'g_'; + var promise; + if (common) { + promise = new Promise(function (resolve) { + self.commonObjs.get(obj, resolve); + }); + } else { + promise = new Promise(function (resolve) { + self.objs.get(obj, resolve); + }); + } + this.current.dependencies.push(promise); + } + } + } + return Promise.all(this.current.dependencies); + }, + transform: function SVGGraphics_transform(a, b, c, d, e, f) { + var transformMatrix = [ + a, + b, + c, + d, + e, + f + ]; + this.transformMatrix = Util.transform(this.transformMatrix, transformMatrix); + this.tgrp = null; + }, + getSVG: function SVGGraphics_getSVG(operatorList, viewport) { + this.viewport = viewport; + var svgElement = this._initialize(viewport); + return this.loadDependencies(operatorList).then(function () { + this.transformMatrix = IDENTITY_MATRIX; + var opTree = this.convertOpList(operatorList); + this.executeOpTree(opTree); + return svgElement; + }.bind(this)); + }, + convertOpList: function SVGGraphics_convertOpList(operatorList) { + var argsArray = operatorList.argsArray; + var fnArray = operatorList.fnArray; + var fnArrayLen = fnArray.length; + var REVOPS = []; + var opList = []; + for (var op in OPS) { + REVOPS[OPS[op]] = op; + } + for (var x = 0; x < fnArrayLen; x++) { + var fnId = fnArray[x]; + opList.push({ + 'fnId': fnId, + 'fn': REVOPS[fnId], + 'args': argsArray[x] + }); + } + return opListToTree(opList); + }, + executeOpTree: function SVGGraphics_executeOpTree(opTree) { + var opTreeLen = opTree.length; + for (var x = 0; x < opTreeLen; x++) { + var fn = opTree[x].fn; + var fnId = opTree[x].fnId; + var args = opTree[x].args; + switch (fnId | 0) { + case OPS.beginText: + this.beginText(); + break; + case OPS.setLeading: + this.setLeading(args); + break; + case OPS.setLeadingMoveText: + this.setLeadingMoveText(args[0], args[1]); + break; + case OPS.setFont: + this.setFont(args); + break; + case OPS.showText: + this.showText(args[0]); + break; + case OPS.showSpacedText: + this.showText(args[0]); + break; + case OPS.endText: + this.endText(); + break; + case OPS.moveText: + this.moveText(args[0], args[1]); + break; + case OPS.setCharSpacing: + this.setCharSpacing(args[0]); + break; + case OPS.setWordSpacing: + this.setWordSpacing(args[0]); + break; + case OPS.setHScale: + this.setHScale(args[0]); + break; + case OPS.setTextMatrix: + this.setTextMatrix(args[0], args[1], args[2], args[3], args[4], args[5]); + break; + case OPS.setLineWidth: + this.setLineWidth(args[0]); + break; + case OPS.setLineJoin: + this.setLineJoin(args[0]); + break; + case OPS.setLineCap: + this.setLineCap(args[0]); + break; + case OPS.setMiterLimit: + this.setMiterLimit(args[0]); + break; + case OPS.setFillRGBColor: + this.setFillRGBColor(args[0], args[1], args[2]); + break; + case OPS.setStrokeRGBColor: + this.setStrokeRGBColor(args[0], args[1], args[2]); + break; + case OPS.setDash: + this.setDash(args[0], args[1]); + break; + case OPS.setGState: + this.setGState(args[0]); + break; + case OPS.fill: + this.fill(); + break; + case OPS.eoFill: + this.eoFill(); + break; + case OPS.stroke: + this.stroke(); + break; + case OPS.fillStroke: + this.fillStroke(); + break; + case OPS.eoFillStroke: + this.eoFillStroke(); + break; + case OPS.clip: + this.clip('nonzero'); + break; + case OPS.eoClip: + this.clip('evenodd'); + break; + case OPS.paintSolidColorImageMask: + this.paintSolidColorImageMask(); + break; + case OPS.paintJpegXObject: + this.paintJpegXObject(args[0], args[1], args[2]); + break; + case OPS.paintImageXObject: + this.paintImageXObject(args[0]); + break; + case OPS.paintInlineImageXObject: + this.paintInlineImageXObject(args[0]); + break; + case OPS.paintImageMaskXObject: + this.paintImageMaskXObject(args[0]); + break; + case OPS.paintFormXObjectBegin: + this.paintFormXObjectBegin(args[0], args[1]); + break; + case OPS.paintFormXObjectEnd: + this.paintFormXObjectEnd(); + break; + case OPS.closePath: + this.closePath(); + break; + case OPS.closeStroke: + this.closeStroke(); + break; + case OPS.closeFillStroke: + this.closeFillStroke(); + break; + case OPS.nextLine: + this.nextLine(); + break; + case OPS.transform: + this.transform(args[0], args[1], args[2], args[3], args[4], args[5]); + break; + case OPS.constructPath: + this.constructPath(args[0], args[1]); + break; + case OPS.endPath: + this.endPath(); + break; + case 92: + this.group(opTree[x].items); + break; + default: + warn('Unimplemented operator ' + fn); + break; + } + } + }, + setWordSpacing: function SVGGraphics_setWordSpacing(wordSpacing) { + this.current.wordSpacing = wordSpacing; + }, + setCharSpacing: function SVGGraphics_setCharSpacing(charSpacing) { + this.current.charSpacing = charSpacing; + }, + nextLine: function SVGGraphics_nextLine() { + this.moveText(0, this.current.leading); + }, + setTextMatrix: function SVGGraphics_setTextMatrix(a, b, c, d, e, f) { + var current = this.current; + this.current.textMatrix = this.current.lineMatrix = [ + a, + b, + c, + d, + e, + f + ]; + this.current.x = this.current.lineX = 0; + this.current.y = this.current.lineY = 0; + current.xcoords = []; + current.tspan = document.createElementNS(NS, 'svg:tspan'); + current.tspan.setAttributeNS(null, 'font-family', current.fontFamily); + current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px'); + current.tspan.setAttributeNS(null, 'y', pf(-current.y)); + current.txtElement = document.createElementNS(NS, 'svg:text'); + current.txtElement.appendChild(current.tspan); + }, + beginText: function SVGGraphics_beginText() { + this.current.x = this.current.lineX = 0; + this.current.y = this.current.lineY = 0; + this.current.textMatrix = IDENTITY_MATRIX; + this.current.lineMatrix = IDENTITY_MATRIX; + this.current.tspan = document.createElementNS(NS, 'svg:tspan'); + this.current.txtElement = document.createElementNS(NS, 'svg:text'); + this.current.txtgrp = document.createElementNS(NS, 'svg:g'); + this.current.xcoords = []; + }, + moveText: function SVGGraphics_moveText(x, y) { + var current = this.current; + this.current.x = this.current.lineX += x; + this.current.y = this.current.lineY += y; + current.xcoords = []; + current.tspan = document.createElementNS(NS, 'svg:tspan'); + current.tspan.setAttributeNS(null, 'font-family', current.fontFamily); + current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px'); + current.tspan.setAttributeNS(null, 'y', pf(-current.y)); + }, + showText: function SVGGraphics_showText(glyphs) { + var current = this.current; + var font = current.font; + var fontSize = current.fontSize; + if (fontSize === 0) { + return; + } + var charSpacing = current.charSpacing; + var wordSpacing = current.wordSpacing; + var fontDirection = current.fontDirection; + var textHScale = current.textHScale * fontDirection; + var glyphsLength = glyphs.length; + var vertical = font.vertical; + var widthAdvanceScale = fontSize * current.fontMatrix[0]; + var x = 0, i; + for (i = 0; i < glyphsLength; ++i) { + var glyph = glyphs[i]; + if (glyph === null) { + x += fontDirection * wordSpacing; + continue; + } else if (isNum(glyph)) { + x += -glyph * fontSize * 0.001; + continue; + } + current.xcoords.push(current.x + x * textHScale); + var width = glyph.width; + var character = glyph.fontChar; + var charWidth = width * widthAdvanceScale + charSpacing * fontDirection; + x += charWidth; + current.tspan.textContent += character; + } + if (vertical) { + current.y -= x * textHScale; + } else { + current.x += x * textHScale; + } + current.tspan.setAttributeNS(null, 'x', current.xcoords.map(pf).join(' ')); + current.tspan.setAttributeNS(null, 'y', pf(-current.y)); + current.tspan.setAttributeNS(null, 'font-family', current.fontFamily); + current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px'); + if (current.fontStyle !== SVG_DEFAULTS.fontStyle) { + current.tspan.setAttributeNS(null, 'font-style', current.fontStyle); + } + if (current.fontWeight !== SVG_DEFAULTS.fontWeight) { + current.tspan.setAttributeNS(null, 'font-weight', current.fontWeight); + } + if (current.fillColor !== SVG_DEFAULTS.fillColor) { + current.tspan.setAttributeNS(null, 'fill', current.fillColor); + } + current.txtElement.setAttributeNS(null, 'transform', pm(current.textMatrix) + ' scale(1, -1)'); + current.txtElement.setAttributeNS(XML_NS, 'xml:space', 'preserve'); + current.txtElement.appendChild(current.tspan); + current.txtgrp.appendChild(current.txtElement); + this._ensureTransformGroup().appendChild(current.txtElement); + }, + setLeadingMoveText: function SVGGraphics_setLeadingMoveText(x, y) { + this.setLeading(-y); + this.moveText(x, y); + }, + addFontStyle: function SVGGraphics_addFontStyle(fontObj) { + if (!this.cssStyle) { + this.cssStyle = document.createElementNS(NS, 'svg:style'); + this.cssStyle.setAttributeNS(null, 'type', 'text/css'); + this.defs.appendChild(this.cssStyle); + } + var url = createObjectURL(fontObj.data, fontObj.mimetype, this.forceDataSchema); + this.cssStyle.textContent += '@font-face { font-family: "' + fontObj.loadedName + '";' + ' src: url(' + url + '); }\n'; + }, + setFont: function SVGGraphics_setFont(details) { + var current = this.current; + var fontObj = this.commonObjs.get(details[0]); + var size = details[1]; + this.current.font = fontObj; + if (this.embedFonts && fontObj.data && !this.embeddedFonts[fontObj.loadedName]) { + this.addFontStyle(fontObj); + this.embeddedFonts[fontObj.loadedName] = fontObj; + } + current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : FONT_IDENTITY_MATRIX; + var bold = fontObj.black ? fontObj.bold ? 'bolder' : 'bold' : fontObj.bold ? 'bold' : 'normal'; + var italic = fontObj.italic ? 'italic' : 'normal'; + if (size < 0) { + size = -size; + current.fontDirection = -1; + } else { + current.fontDirection = 1; + } + current.fontSize = size; + current.fontFamily = fontObj.loadedName; + current.fontWeight = bold; + current.fontStyle = italic; + current.tspan = document.createElementNS(NS, 'svg:tspan'); + current.tspan.setAttributeNS(null, 'y', pf(-current.y)); + current.xcoords = []; + }, + endText: function SVGGraphics_endText() { + }, + setLineWidth: function SVGGraphics_setLineWidth(width) { + this.current.lineWidth = width; + }, + setLineCap: function SVGGraphics_setLineCap(style) { + this.current.lineCap = LINE_CAP_STYLES[style]; + }, + setLineJoin: function SVGGraphics_setLineJoin(style) { + this.current.lineJoin = LINE_JOIN_STYLES[style]; + }, + setMiterLimit: function SVGGraphics_setMiterLimit(limit) { + this.current.miterLimit = limit; + }, + setStrokeRGBColor: function SVGGraphics_setStrokeRGBColor(r, g, b) { + var color = Util.makeCssRgb(r, g, b); + this.current.strokeColor = color; + }, + setFillRGBColor: function SVGGraphics_setFillRGBColor(r, g, b) { + var color = Util.makeCssRgb(r, g, b); + this.current.fillColor = color; + this.current.tspan = document.createElementNS(NS, 'svg:tspan'); + this.current.xcoords = []; + }, + setDash: function SVGGraphics_setDash(dashArray, dashPhase) { + this.current.dashArray = dashArray; + this.current.dashPhase = dashPhase; + }, + constructPath: function SVGGraphics_constructPath(ops, args) { + var current = this.current; + var x = current.x, y = current.y; + current.path = document.createElementNS(NS, 'svg:path'); + var d = []; + var opLength = ops.length; + for (var i = 0, j = 0; i < opLength; i++) { + switch (ops[i] | 0) { + case OPS.rectangle: + x = args[j++]; + y = args[j++]; + var width = args[j++]; + var height = args[j++]; + var xw = x + width; + var yh = y + height; + d.push('M', pf(x), pf(y), 'L', pf(xw), pf(y), 'L', pf(xw), pf(yh), 'L', pf(x), pf(yh), 'Z'); + break; + case OPS.moveTo: + x = args[j++]; + y = args[j++]; + d.push('M', pf(x), pf(y)); + break; + case OPS.lineTo: + x = args[j++]; + y = args[j++]; + d.push('L', pf(x), pf(y)); + break; + case OPS.curveTo: + x = args[j + 4]; + y = args[j + 5]; + d.push('C', pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]), pf(x), pf(y)); + j += 6; + break; + case OPS.curveTo2: + x = args[j + 2]; + y = args[j + 3]; + d.push('C', pf(x), pf(y), pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3])); + j += 4; + break; + case OPS.curveTo3: + x = args[j + 2]; + y = args[j + 3]; + d.push('C', pf(args[j]), pf(args[j + 1]), pf(x), pf(y), pf(x), pf(y)); + j += 4; + break; + case OPS.closePath: + d.push('Z'); + break; + } + } + current.path.setAttributeNS(null, 'd', d.join(' ')); + current.path.setAttributeNS(null, 'stroke-miterlimit', pf(current.miterLimit)); + current.path.setAttributeNS(null, 'stroke-linecap', current.lineCap); + current.path.setAttributeNS(null, 'stroke-linejoin', current.lineJoin); + current.path.setAttributeNS(null, 'stroke-width', pf(current.lineWidth) + 'px'); + current.path.setAttributeNS(null, 'stroke-dasharray', current.dashArray.map(pf).join(' ')); + current.path.setAttributeNS(null, 'stroke-dashoffset', pf(current.dashPhase) + 'px'); + current.path.setAttributeNS(null, 'fill', 'none'); + this._ensureTransformGroup().appendChild(current.path); + current.element = current.path; + current.setCurrentPoint(x, y); + }, + endPath: function SVGGraphics_endPath() { + }, + clip: function SVGGraphics_clip(type) { + var current = this.current; + var clipId = 'clippath' + clipCount; + clipCount++; + var clipPath = document.createElementNS(NS, 'svg:clipPath'); + clipPath.setAttributeNS(null, 'id', clipId); + clipPath.setAttributeNS(null, 'transform', pm(this.transformMatrix)); + var clipElement = current.element.cloneNode(); + if (type === 'evenodd') { + clipElement.setAttributeNS(null, 'clip-rule', 'evenodd'); + } else { + clipElement.setAttributeNS(null, 'clip-rule', 'nonzero'); + } + clipPath.appendChild(clipElement); + this.defs.appendChild(clipPath); + if (current.activeClipUrl) { + current.clipGroup = null; + this.extraStack.forEach(function (prev) { + prev.clipGroup = null; + }); + } + current.activeClipUrl = 'url(#' + clipId + ')'; + this.tgrp = null; + }, + closePath: function SVGGraphics_closePath() { + var current = this.current; + var d = current.path.getAttributeNS(null, 'd'); + d += 'Z'; + current.path.setAttributeNS(null, 'd', d); + }, + setLeading: function SVGGraphics_setLeading(leading) { + this.current.leading = -leading; + }, + setTextRise: function SVGGraphics_setTextRise(textRise) { + this.current.textRise = textRise; + }, + setHScale: function SVGGraphics_setHScale(scale) { + this.current.textHScale = scale / 100; + }, + setGState: function SVGGraphics_setGState(states) { + for (var i = 0, ii = states.length; i < ii; i++) { + var state = states[i]; + var key = state[0]; + var value = state[1]; + switch (key) { + case 'LW': + this.setLineWidth(value); + break; + case 'LC': + this.setLineCap(value); + break; + case 'LJ': + this.setLineJoin(value); + break; + case 'ML': + this.setMiterLimit(value); + break; + case 'D': + this.setDash(value[0], value[1]); + break; + case 'Font': + this.setFont(value); + break; + default: + warn('Unimplemented graphic state ' + key); + break; + } + } + }, + fill: function SVGGraphics_fill() { + var current = this.current; + current.element.setAttributeNS(null, 'fill', current.fillColor); + }, + stroke: function SVGGraphics_stroke() { + var current = this.current; + current.element.setAttributeNS(null, 'stroke', current.strokeColor); + current.element.setAttributeNS(null, 'fill', 'none'); + }, + eoFill: function SVGGraphics_eoFill() { + var current = this.current; + current.element.setAttributeNS(null, 'fill', current.fillColor); + current.element.setAttributeNS(null, 'fill-rule', 'evenodd'); + }, + fillStroke: function SVGGraphics_fillStroke() { + this.stroke(); + this.fill(); + }, + eoFillStroke: function SVGGraphics_eoFillStroke() { + this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd'); + this.fillStroke(); + }, + closeStroke: function SVGGraphics_closeStroke() { + this.closePath(); + this.stroke(); + }, + closeFillStroke: function SVGGraphics_closeFillStroke() { + this.closePath(); + this.fillStroke(); + }, + paintSolidColorImageMask: function SVGGraphics_paintSolidColorImageMask() { + var current = this.current; + var rect = document.createElementNS(NS, 'svg:rect'); + rect.setAttributeNS(null, 'x', '0'); + rect.setAttributeNS(null, 'y', '0'); + rect.setAttributeNS(null, 'width', '1px'); + rect.setAttributeNS(null, 'height', '1px'); + rect.setAttributeNS(null, 'fill', current.fillColor); + this._ensureTransformGroup().appendChild(rect); + }, + paintJpegXObject: function SVGGraphics_paintJpegXObject(objId, w, h) { + var imgObj = this.objs.get(objId); + var imgEl = document.createElementNS(NS, 'svg:image'); + imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgObj.src); + imgEl.setAttributeNS(null, 'width', imgObj.width + 'px'); + imgEl.setAttributeNS(null, 'height', imgObj.height + 'px'); + imgEl.setAttributeNS(null, 'x', '0'); + imgEl.setAttributeNS(null, 'y', pf(-h)); + imgEl.setAttributeNS(null, 'transform', 'scale(' + pf(1 / w) + ' ' + pf(-1 / h) + ')'); + this._ensureTransformGroup().appendChild(imgEl); + }, + paintImageXObject: function SVGGraphics_paintImageXObject(objId) { + var imgData = this.objs.get(objId); + if (!imgData) { + warn('Dependent image isn\'t ready yet'); + return; + } + this.paintInlineImageXObject(imgData); + }, + paintInlineImageXObject: function SVGGraphics_paintInlineImageXObject(imgData, mask) { + var width = imgData.width; + var height = imgData.height; + var imgSrc = convertImgDataToPng(imgData, this.forceDataSchema); + var cliprect = document.createElementNS(NS, 'svg:rect'); + cliprect.setAttributeNS(null, 'x', '0'); + cliprect.setAttributeNS(null, 'y', '0'); + cliprect.setAttributeNS(null, 'width', pf(width)); + cliprect.setAttributeNS(null, 'height', pf(height)); + this.current.element = cliprect; + this.clip('nonzero'); + var imgEl = document.createElementNS(NS, 'svg:image'); + imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgSrc); + imgEl.setAttributeNS(null, 'x', '0'); + imgEl.setAttributeNS(null, 'y', pf(-height)); + imgEl.setAttributeNS(null, 'width', pf(width) + 'px'); + imgEl.setAttributeNS(null, 'height', pf(height) + 'px'); + imgEl.setAttributeNS(null, 'transform', 'scale(' + pf(1 / width) + ' ' + pf(-1 / height) + ')'); + if (mask) { + mask.appendChild(imgEl); + } else { + this._ensureTransformGroup().appendChild(imgEl); + } + }, + paintImageMaskXObject: function SVGGraphics_paintImageMaskXObject(imgData) { + var current = this.current; + var width = imgData.width; + var height = imgData.height; + var fillColor = current.fillColor; + current.maskId = 'mask' + maskCount++; + var mask = document.createElementNS(NS, 'svg:mask'); + mask.setAttributeNS(null, 'id', current.maskId); + var rect = document.createElementNS(NS, 'svg:rect'); + rect.setAttributeNS(null, 'x', '0'); + rect.setAttributeNS(null, 'y', '0'); + rect.setAttributeNS(null, 'width', pf(width)); + rect.setAttributeNS(null, 'height', pf(height)); + rect.setAttributeNS(null, 'fill', fillColor); + rect.setAttributeNS(null, 'mask', 'url(#' + current.maskId + ')'); + this.defs.appendChild(mask); + this._ensureTransformGroup().appendChild(rect); + this.paintInlineImageXObject(imgData, mask); + }, + paintFormXObjectBegin: function SVGGraphics_paintFormXObjectBegin(matrix, bbox) { + if (isArray(matrix) && matrix.length === 6) { + this.transform(matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]); + } + if (isArray(bbox) && bbox.length === 4) { + var width = bbox[2] - bbox[0]; + var height = bbox[3] - bbox[1]; + var cliprect = document.createElementNS(NS, 'svg:rect'); + cliprect.setAttributeNS(null, 'x', bbox[0]); + cliprect.setAttributeNS(null, 'y', bbox[1]); + cliprect.setAttributeNS(null, 'width', pf(width)); + cliprect.setAttributeNS(null, 'height', pf(height)); + this.current.element = cliprect; + this.clip('nonzero'); + this.endPath(); + } + }, + paintFormXObjectEnd: function SVGGraphics_paintFormXObjectEnd() { + }, + _initialize: function SVGGraphics_initialize(viewport) { + var svg = document.createElementNS(NS, 'svg:svg'); + svg.setAttributeNS(null, 'version', '1.1'); + svg.setAttributeNS(null, 'width', viewport.width + 'px'); + svg.setAttributeNS(null, 'height', viewport.height + 'px'); + svg.setAttributeNS(null, 'preserveAspectRatio', 'none'); + svg.setAttributeNS(null, 'viewBox', '0 0 ' + viewport.width + ' ' + viewport.height); + var definitions = document.createElementNS(NS, 'svg:defs'); + svg.appendChild(definitions); + this.defs = definitions; + var rootGroup = document.createElementNS(NS, 'svg:g'); + rootGroup.setAttributeNS(null, 'transform', pm(viewport.transform)); + svg.appendChild(rootGroup); + this.svg = rootGroup; + return svg; + }, + _ensureClipGroup: function SVGGraphics_ensureClipGroup() { + if (!this.current.clipGroup) { + var clipGroup = document.createElementNS(NS, 'svg:g'); + clipGroup.setAttributeNS(null, 'clip-path', this.current.activeClipUrl); + this.svg.appendChild(clipGroup); + this.current.clipGroup = clipGroup; + } + return this.current.clipGroup; + }, + _ensureTransformGroup: function SVGGraphics_ensureTransformGroup() { + if (!this.tgrp) { + this.tgrp = document.createElementNS(NS, 'svg:g'); + this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix)); + if (this.current.activeClipUrl) { + this._ensureClipGroup().appendChild(this.tgrp); + } else { + this.svg.appendChild(this.tgrp); + } + } + return this.tgrp; + } + }; + return SVGGraphics; + }(); + exports.SVGGraphics = SVGGraphics; + })); + (function (root, factory) { + factory(root.pdfjsDisplayAnnotationLayer = {}, root.pdfjsSharedUtil, root.pdfjsDisplayDOMUtils); + }(this, function (exports, sharedUtil, displayDOMUtils) { + var AnnotationBorderStyleType = sharedUtil.AnnotationBorderStyleType; + var AnnotationType = sharedUtil.AnnotationType; + var Util = sharedUtil.Util; + var addLinkAttributes = displayDOMUtils.addLinkAttributes; + var LinkTarget = displayDOMUtils.LinkTarget; + var getFilenameFromUrl = displayDOMUtils.getFilenameFromUrl; + var warn = sharedUtil.warn; + var CustomStyle = displayDOMUtils.CustomStyle; + var getDefaultSetting = displayDOMUtils.getDefaultSetting; + function AnnotationElementFactory() { + } + AnnotationElementFactory.prototype = { + create: function AnnotationElementFactory_create(parameters) { + var subtype = parameters.data.annotationType; + switch (subtype) { + case AnnotationType.LINK: + return new LinkAnnotationElement(parameters); + case AnnotationType.TEXT: + return new TextAnnotationElement(parameters); + case AnnotationType.WIDGET: + var fieldType = parameters.data.fieldType; + switch (fieldType) { + case 'Tx': + return new TextWidgetAnnotationElement(parameters); + case 'Btn': + if (parameters.data.radioButton) { + return new RadioButtonWidgetAnnotationElement(parameters); + } else if (parameters.data.checkBox) { + return new CheckboxWidgetAnnotationElement(parameters); + } + warn('Unimplemented button widget annotation: pushbutton'); + break; + case 'Ch': + return new ChoiceWidgetAnnotationElement(parameters); + } + return new WidgetAnnotationElement(parameters); + case AnnotationType.POPUP: + return new PopupAnnotationElement(parameters); + case AnnotationType.HIGHLIGHT: + return new HighlightAnnotationElement(parameters); + case AnnotationType.UNDERLINE: + return new UnderlineAnnotationElement(parameters); + case AnnotationType.SQUIGGLY: + return new SquigglyAnnotationElement(parameters); + case AnnotationType.STRIKEOUT: + return new StrikeOutAnnotationElement(parameters); + case AnnotationType.FILEATTACHMENT: + return new FileAttachmentAnnotationElement(parameters); + default: + return new AnnotationElement(parameters); + } + } + }; + var AnnotationElement = function AnnotationElementClosure() { + function AnnotationElement(parameters, isRenderable) { + this.isRenderable = isRenderable || false; + this.data = parameters.data; + this.layer = parameters.layer; + this.page = parameters.page; + this.viewport = parameters.viewport; + this.linkService = parameters.linkService; + this.downloadManager = parameters.downloadManager; + this.imageResourcesPath = parameters.imageResourcesPath; + this.renderInteractiveForms = parameters.renderInteractiveForms; + if (isRenderable) { + this.container = this._createContainer(); + } + } + AnnotationElement.prototype = { + _createContainer: function AnnotationElement_createContainer() { + var data = this.data, page = this.page, viewport = this.viewport; + var container = document.createElement('section'); + var width = data.rect[2] - data.rect[0]; + var height = data.rect[3] - data.rect[1]; + container.setAttribute('data-annotation-id', data.id); + var rect = Util.normalizeRect([ + data.rect[0], + page.view[3] - data.rect[1] + page.view[1], + data.rect[2], + page.view[3] - data.rect[3] + page.view[1] + ]); + CustomStyle.setProp('transform', container, 'matrix(' + viewport.transform.join(',') + ')'); + CustomStyle.setProp('transformOrigin', container, -rect[0] + 'px ' + -rect[1] + 'px'); + if (data.borderStyle.width > 0) { + container.style.borderWidth = data.borderStyle.width + 'px'; + if (data.borderStyle.style !== AnnotationBorderStyleType.UNDERLINE) { + width = width - 2 * data.borderStyle.width; + height = height - 2 * data.borderStyle.width; + } + var horizontalRadius = data.borderStyle.horizontalCornerRadius; + var verticalRadius = data.borderStyle.verticalCornerRadius; + if (horizontalRadius > 0 || verticalRadius > 0) { + var radius = horizontalRadius + 'px / ' + verticalRadius + 'px'; + CustomStyle.setProp('borderRadius', container, radius); + } + switch (data.borderStyle.style) { + case AnnotationBorderStyleType.SOLID: + container.style.borderStyle = 'solid'; + break; + case AnnotationBorderStyleType.DASHED: + container.style.borderStyle = 'dashed'; + break; + case AnnotationBorderStyleType.BEVELED: + warn('Unimplemented border style: beveled'); + break; + case AnnotationBorderStyleType.INSET: + warn('Unimplemented border style: inset'); + break; + case AnnotationBorderStyleType.UNDERLINE: + container.style.borderBottomStyle = 'solid'; + break; + default: + break; + } + if (data.color) { + container.style.borderColor = Util.makeCssRgb(data.color[0] | 0, data.color[1] | 0, data.color[2] | 0); + } else { + container.style.borderWidth = 0; + } + } + container.style.left = rect[0] + 'px'; + container.style.top = rect[1] + 'px'; + container.style.width = width + 'px'; + container.style.height = height + 'px'; + return container; + }, + _createPopup: function AnnotationElement_createPopup(container, trigger, data) { + if (!trigger) { + trigger = document.createElement('div'); + trigger.style.height = container.style.height; + trigger.style.width = container.style.width; + container.appendChild(trigger); + } + var popupElement = new PopupElement({ + container: container, + trigger: trigger, + color: data.color, + title: data.title, + contents: data.contents, + hideWrapper: true + }); + var popup = popupElement.render(); + popup.style.left = container.style.width; + container.appendChild(popup); + }, + render: function AnnotationElement_render() { + throw new Error('Abstract method AnnotationElement.render called'); + } + }; + return AnnotationElement; + }(); + var LinkAnnotationElement = function LinkAnnotationElementClosure() { + function LinkAnnotationElement(parameters) { + AnnotationElement.call(this, parameters, true); + } + Util.inherit(LinkAnnotationElement, AnnotationElement, { + render: function LinkAnnotationElement_render() { + this.container.className = 'linkAnnotation'; + var link = document.createElement('a'); + addLinkAttributes(link, { + url: this.data.url, + target: this.data.newWindow ? LinkTarget.BLANK : undefined + }); + if (!this.data.url) { + if (this.data.action) { + this._bindNamedAction(link, this.data.action); + } else { + this._bindLink(link, this.data.dest); + } + } + this.container.appendChild(link); + return this.container; + }, + _bindLink: function LinkAnnotationElement_bindLink(link, destination) { + var self = this; + link.href = this.linkService.getDestinationHash(destination); + link.onclick = function () { + if (destination) { + self.linkService.navigateTo(destination); + } + return false; + }; + if (destination) { + link.className = 'internalLink'; + } + }, + _bindNamedAction: function LinkAnnotationElement_bindNamedAction(link, action) { + var self = this; + link.href = this.linkService.getAnchorUrl(''); + link.onclick = function () { + self.linkService.executeNamedAction(action); + return false; + }; + link.className = 'internalLink'; + } + }); + return LinkAnnotationElement; + }(); + var TextAnnotationElement = function TextAnnotationElementClosure() { + function TextAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable); + } + Util.inherit(TextAnnotationElement, AnnotationElement, { + render: function TextAnnotationElement_render() { + this.container.className = 'textAnnotation'; + var image = document.createElement('img'); + image.style.height = this.container.style.height; + image.style.width = this.container.style.width; + image.src = this.imageResourcesPath + 'annotation-' + this.data.name.toLowerCase() + '.svg'; + image.alt = '[{{type}} Annotation]'; + image.dataset.l10nId = 'text_annotation_type'; + image.dataset.l10nArgs = JSON.stringify({ type: this.data.name }); + if (!this.data.hasPopup) { + this._createPopup(this.container, image, this.data); + } + this.container.appendChild(image); + return this.container; + } + }); + return TextAnnotationElement; + }(); + var WidgetAnnotationElement = function WidgetAnnotationElementClosure() { + function WidgetAnnotationElement(parameters, isRenderable) { + AnnotationElement.call(this, parameters, isRenderable); + } + Util.inherit(WidgetAnnotationElement, AnnotationElement, { + render: function WidgetAnnotationElement_render() { + return this.container; + } + }); + return WidgetAnnotationElement; + }(); + var TextWidgetAnnotationElement = function TextWidgetAnnotationElementClosure() { + var TEXT_ALIGNMENT = [ + 'left', + 'center', + 'right' + ]; + function TextWidgetAnnotationElement(parameters) { + var isRenderable = parameters.renderInteractiveForms || !parameters.data.hasAppearance && !!parameters.data.fieldValue; + WidgetAnnotationElement.call(this, parameters, isRenderable); + } + Util.inherit(TextWidgetAnnotationElement, WidgetAnnotationElement, { + render: function TextWidgetAnnotationElement_render() { + this.container.className = 'textWidgetAnnotation'; + var element = null; + if (this.renderInteractiveForms) { + if (this.data.multiLine) { + element = document.createElement('textarea'); + element.textContent = this.data.fieldValue; + } else { + element = document.createElement('input'); + element.type = 'text'; + element.setAttribute('value', this.data.fieldValue); + } + element.disabled = this.data.readOnly; + if (this.data.maxLen !== null) { + element.maxLength = this.data.maxLen; + } + if (this.data.comb) { + var fieldWidth = this.data.rect[2] - this.data.rect[0]; + var combWidth = fieldWidth / this.data.maxLen; + element.classList.add('comb'); + element.style.letterSpacing = 'calc(' + combWidth + 'px - 1ch)'; + } + } else { + element = document.createElement('div'); + element.textContent = this.data.fieldValue; + element.style.verticalAlign = 'middle'; + element.style.display = 'table-cell'; + var font = null; + if (this.data.fontRefName) { + font = this.page.commonObjs.getData(this.data.fontRefName); + } + this._setTextStyle(element, font); + } + if (this.data.textAlignment !== null) { + element.style.textAlign = TEXT_ALIGNMENT[this.data.textAlignment]; + } + this.container.appendChild(element); + return this.container; + }, + _setTextStyle: function TextWidgetAnnotationElement_setTextStyle(element, font) { + var style = element.style; + style.fontSize = this.data.fontSize + 'px'; + style.direction = this.data.fontDirection < 0 ? 'rtl' : 'ltr'; + if (!font) { + return; + } + style.fontWeight = font.black ? font.bold ? '900' : 'bold' : font.bold ? 'bold' : 'normal'; + style.fontStyle = font.italic ? 'italic' : 'normal'; + var fontFamily = font.loadedName ? '"' + font.loadedName + '", ' : ''; + var fallbackName = font.fallbackName || 'Helvetica, sans-serif'; + style.fontFamily = fontFamily + fallbackName; + } + }); + return TextWidgetAnnotationElement; + }(); + var CheckboxWidgetAnnotationElement = function CheckboxWidgetAnnotationElementClosure() { + function CheckboxWidgetAnnotationElement(parameters) { + WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms); + } + Util.inherit(CheckboxWidgetAnnotationElement, WidgetAnnotationElement, { + render: function CheckboxWidgetAnnotationElement_render() { + this.container.className = 'buttonWidgetAnnotation checkBox'; + var element = document.createElement('input'); + element.disabled = this.data.readOnly; + element.type = 'checkbox'; + if (this.data.fieldValue && this.data.fieldValue !== 'Off') { + element.setAttribute('checked', true); + } + this.container.appendChild(element); + return this.container; + } + }); + return CheckboxWidgetAnnotationElement; + }(); + var RadioButtonWidgetAnnotationElement = function RadioButtonWidgetAnnotationElementClosure() { + function RadioButtonWidgetAnnotationElement(parameters) { + WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms); + } + Util.inherit(RadioButtonWidgetAnnotationElement, WidgetAnnotationElement, { + render: function RadioButtonWidgetAnnotationElement_render() { + this.container.className = 'buttonWidgetAnnotation radioButton'; + var element = document.createElement('input'); + element.disabled = this.data.readOnly; + element.type = 'radio'; + element.name = this.data.fieldName; + if (this.data.fieldValue === this.data.buttonValue) { + element.setAttribute('checked', true); + } + this.container.appendChild(element); + return this.container; + } + }); + return RadioButtonWidgetAnnotationElement; + }(); + var ChoiceWidgetAnnotationElement = function ChoiceWidgetAnnotationElementClosure() { + function ChoiceWidgetAnnotationElement(parameters) { + WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms); + } + Util.inherit(ChoiceWidgetAnnotationElement, WidgetAnnotationElement, { + render: function ChoiceWidgetAnnotationElement_render() { + this.container.className = 'choiceWidgetAnnotation'; + var selectElement = document.createElement('select'); + selectElement.disabled = this.data.readOnly; + if (!this.data.combo) { + selectElement.size = this.data.options.length; + if (this.data.multiSelect) { + selectElement.multiple = true; + } + } + for (var i = 0, ii = this.data.options.length; i < ii; i++) { + var option = this.data.options[i]; + var optionElement = document.createElement('option'); + optionElement.textContent = option.displayValue; + optionElement.value = option.exportValue; + if (this.data.fieldValue.indexOf(option.displayValue) >= 0) { + optionElement.setAttribute('selected', true); + } + selectElement.appendChild(optionElement); + } + this.container.appendChild(selectElement); + return this.container; + } + }); + return ChoiceWidgetAnnotationElement; + }(); + var PopupAnnotationElement = function PopupAnnotationElementClosure() { + function PopupAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable); + } + Util.inherit(PopupAnnotationElement, AnnotationElement, { + render: function PopupAnnotationElement_render() { + this.container.className = 'popupAnnotation'; + var selector = '[data-annotation-id="' + this.data.parentId + '"]'; + var parentElement = this.layer.querySelector(selector); + if (!parentElement) { + return this.container; + } + var popup = new PopupElement({ + container: this.container, + trigger: parentElement, + color: this.data.color, + title: this.data.title, + contents: this.data.contents + }); + var parentLeft = parseFloat(parentElement.style.left); + var parentWidth = parseFloat(parentElement.style.width); + CustomStyle.setProp('transformOrigin', this.container, -(parentLeft + parentWidth) + 'px -' + parentElement.style.top); + this.container.style.left = parentLeft + parentWidth + 'px'; + this.container.appendChild(popup.render()); + return this.container; + } + }); + return PopupAnnotationElement; + }(); + var PopupElement = function PopupElementClosure() { + var BACKGROUND_ENLIGHT = 0.7; + function PopupElement(parameters) { + this.container = parameters.container; + this.trigger = parameters.trigger; + this.color = parameters.color; + this.title = parameters.title; + this.contents = parameters.contents; + this.hideWrapper = parameters.hideWrapper || false; + this.pinned = false; + } + PopupElement.prototype = { + render: function PopupElement_render() { + var wrapper = document.createElement('div'); + wrapper.className = 'popupWrapper'; + this.hideElement = this.hideWrapper ? wrapper : this.container; + this.hideElement.setAttribute('hidden', true); + var popup = document.createElement('div'); + popup.className = 'popup'; + var color = this.color; + if (color) { + var r = BACKGROUND_ENLIGHT * (255 - color[0]) + color[0]; + var g = BACKGROUND_ENLIGHT * (255 - color[1]) + color[1]; + var b = BACKGROUND_ENLIGHT * (255 - color[2]) + color[2]; + popup.style.backgroundColor = Util.makeCssRgb(r | 0, g | 0, b | 0); + } + var contents = this._formatContents(this.contents); + var title = document.createElement('h1'); + title.textContent = this.title; + this.trigger.addEventListener('click', this._toggle.bind(this)); + this.trigger.addEventListener('mouseover', this._show.bind(this, false)); + this.trigger.addEventListener('mouseout', this._hide.bind(this, false)); + popup.addEventListener('click', this._hide.bind(this, true)); + popup.appendChild(title); + popup.appendChild(contents); + wrapper.appendChild(popup); + return wrapper; + }, + _formatContents: function PopupElement_formatContents(contents) { + var p = document.createElement('p'); + var lines = contents.split(/(?:\r\n?|\n)/); + for (var i = 0, ii = lines.length; i < ii; ++i) { + var line = lines[i]; + p.appendChild(document.createTextNode(line)); + if (i < ii - 1) { + p.appendChild(document.createElement('br')); + } + } + return p; + }, + _toggle: function PopupElement_toggle() { + if (this.pinned) { + this._hide(true); + } else { + this._show(true); + } + }, + _show: function PopupElement_show(pin) { + if (pin) { + this.pinned = true; + } + if (this.hideElement.hasAttribute('hidden')) { + this.hideElement.removeAttribute('hidden'); + this.container.style.zIndex += 1; + } + }, + _hide: function PopupElement_hide(unpin) { + if (unpin) { + this.pinned = false; + } + if (!this.hideElement.hasAttribute('hidden') && !this.pinned) { + this.hideElement.setAttribute('hidden', true); + this.container.style.zIndex -= 1; + } + } + }; + return PopupElement; + }(); + var HighlightAnnotationElement = function HighlightAnnotationElementClosure() { + function HighlightAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable); + } + Util.inherit(HighlightAnnotationElement, AnnotationElement, { + render: function HighlightAnnotationElement_render() { + this.container.className = 'highlightAnnotation'; + if (!this.data.hasPopup) { + this._createPopup(this.container, null, this.data); + } + return this.container; + } + }); + return HighlightAnnotationElement; + }(); + var UnderlineAnnotationElement = function UnderlineAnnotationElementClosure() { + function UnderlineAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable); + } + Util.inherit(UnderlineAnnotationElement, AnnotationElement, { + render: function UnderlineAnnotationElement_render() { + this.container.className = 'underlineAnnotation'; + if (!this.data.hasPopup) { + this._createPopup(this.container, null, this.data); + } + return this.container; + } + }); + return UnderlineAnnotationElement; + }(); + var SquigglyAnnotationElement = function SquigglyAnnotationElementClosure() { + function SquigglyAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable); + } + Util.inherit(SquigglyAnnotationElement, AnnotationElement, { + render: function SquigglyAnnotationElement_render() { + this.container.className = 'squigglyAnnotation'; + if (!this.data.hasPopup) { + this._createPopup(this.container, null, this.data); + } + return this.container; + } + }); + return SquigglyAnnotationElement; + }(); + var StrikeOutAnnotationElement = function StrikeOutAnnotationElementClosure() { + function StrikeOutAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable); + } + Util.inherit(StrikeOutAnnotationElement, AnnotationElement, { + render: function StrikeOutAnnotationElement_render() { + this.container.className = 'strikeoutAnnotation'; + if (!this.data.hasPopup) { + this._createPopup(this.container, null, this.data); + } + return this.container; + } + }); + return StrikeOutAnnotationElement; + }(); + var FileAttachmentAnnotationElement = function FileAttachmentAnnotationElementClosure() { + function FileAttachmentAnnotationElement(parameters) { + AnnotationElement.call(this, parameters, true); + this.filename = getFilenameFromUrl(parameters.data.file.filename); + this.content = parameters.data.file.content; + } + Util.inherit(FileAttachmentAnnotationElement, AnnotationElement, { + render: function FileAttachmentAnnotationElement_render() { + this.container.className = 'fileAttachmentAnnotation'; + var trigger = document.createElement('div'); + trigger.style.height = this.container.style.height; + trigger.style.width = this.container.style.width; + trigger.addEventListener('dblclick', this._download.bind(this)); + if (!this.data.hasPopup && (this.data.title || this.data.contents)) { + this._createPopup(this.container, trigger, this.data); + } + this.container.appendChild(trigger); + return this.container; + }, + _download: function FileAttachmentAnnotationElement_download() { + if (!this.downloadManager) { + warn('Download cannot be started due to unavailable download manager'); + return; + } + this.downloadManager.downloadData(this.content, this.filename, ''); + } + }); + return FileAttachmentAnnotationElement; + }(); + var AnnotationLayer = function AnnotationLayerClosure() { + return { + render: function AnnotationLayer_render(parameters) { + var annotationElementFactory = new AnnotationElementFactory(); + for (var i = 0, ii = parameters.annotations.length; i < ii; i++) { + var data = parameters.annotations[i]; + if (!data) { + continue; + } + var properties = { + data: data, + layer: parameters.div, + page: parameters.page, + viewport: parameters.viewport, + linkService: parameters.linkService, + downloadManager: parameters.downloadManager, + imageResourcesPath: parameters.imageResourcesPath || getDefaultSetting('imageResourcesPath'), + renderInteractiveForms: parameters.renderInteractiveForms || false + }; + var element = annotationElementFactory.create(properties); + if (element.isRenderable) { + parameters.div.appendChild(element.render()); + } + } + }, + update: function AnnotationLayer_update(parameters) { + for (var i = 0, ii = parameters.annotations.length; i < ii; i++) { + var data = parameters.annotations[i]; + var element = parameters.div.querySelector('[data-annotation-id="' + data.id + '"]'); + if (element) { + CustomStyle.setProp('transform', element, 'matrix(' + parameters.viewport.transform.join(',') + ')'); + } + } + parameters.div.removeAttribute('hidden'); + } + }; + }(); + exports.AnnotationLayer = AnnotationLayer; + })); + (function (root, factory) { + factory(root.pdfjsDisplayTextLayer = {}, root.pdfjsSharedUtil, root.pdfjsDisplayDOMUtils); + }(this, function (exports, sharedUtil, displayDOMUtils) { + var Util = sharedUtil.Util; + var createPromiseCapability = sharedUtil.createPromiseCapability; + var CustomStyle = displayDOMUtils.CustomStyle; + var getDefaultSetting = displayDOMUtils.getDefaultSetting; + var renderTextLayer = function renderTextLayerClosure() { + var MAX_TEXT_DIVS_TO_RENDER = 100000; + var NonWhitespaceRegexp = /\S/; + function isAllWhitespace(str) { + return !NonWhitespaceRegexp.test(str); + } + var styleBuf = [ + 'left: ', + 0, + 'px; top: ', + 0, + 'px; font-size: ', + 0, + 'px; font-family: ', + '', + ';' + ]; + function appendText(task, geom, styles) { + var textDiv = document.createElement('div'); + var textDivProperties = { + style: null, + angle: 0, + canvasWidth: 0, + isWhitespace: false, + originalTransform: null, + paddingBottom: 0, + paddingLeft: 0, + paddingRight: 0, + paddingTop: 0, + scale: 1 + }; + task._textDivs.push(textDiv); + if (isAllWhitespace(geom.str)) { + textDivProperties.isWhitespace = true; + task._textDivProperties.set(textDiv, textDivProperties); + return; + } + var tx = Util.transform(task._viewport.transform, geom.transform); + var angle = Math.atan2(tx[1], tx[0]); + var style = styles[geom.fontName]; + if (style.vertical) { + angle += Math.PI / 2; + } + var fontHeight = Math.sqrt(tx[2] * tx[2] + tx[3] * tx[3]); + var fontAscent = fontHeight; + if (style.ascent) { + fontAscent = style.ascent * fontAscent; + } else if (style.descent) { + fontAscent = (1 + style.descent) * fontAscent; + } + var left; + var top; + if (angle === 0) { + left = tx[4]; + top = tx[5] - fontAscent; + } else { + left = tx[4] + fontAscent * Math.sin(angle); + top = tx[5] - fontAscent * Math.cos(angle); + } + styleBuf[1] = left; + styleBuf[3] = top; + styleBuf[5] = fontHeight; + styleBuf[7] = style.fontFamily; + textDivProperties.style = styleBuf.join(''); + textDiv.setAttribute('style', textDivProperties.style); + textDiv.textContent = geom.str; + if (getDefaultSetting('pdfBug')) { + textDiv.dataset.fontName = geom.fontName; + } + if (angle !== 0) { + textDivProperties.angle = angle * (180 / Math.PI); + } + if (geom.str.length > 1) { + if (style.vertical) { + textDivProperties.canvasWidth = geom.height * task._viewport.scale; + } else { + textDivProperties.canvasWidth = geom.width * task._viewport.scale; + } + } + task._textDivProperties.set(textDiv, textDivProperties); + if (task._enhanceTextSelection) { + var angleCos = 1, angleSin = 0; + if (angle !== 0) { + angleCos = Math.cos(angle); + angleSin = Math.sin(angle); + } + var divWidth = (style.vertical ? geom.height : geom.width) * task._viewport.scale; + var divHeight = fontHeight; + var m, b; + if (angle !== 0) { + m = [ + angleCos, + angleSin, + -angleSin, + angleCos, + left, + top + ]; + b = Util.getAxialAlignedBoundingBox([ + 0, + 0, + divWidth, + divHeight + ], m); + } else { + b = [ + left, + top, + left + divWidth, + top + divHeight + ]; + } + task._bounds.push({ + left: b[0], + top: b[1], + right: b[2], + bottom: b[3], + div: textDiv, + size: [ + divWidth, + divHeight + ], + m: m + }); + } + } + function render(task) { + if (task._canceled) { + return; + } + var textLayerFrag = task._container; + var textDivs = task._textDivs; + var capability = task._capability; + var textDivsLength = textDivs.length; + if (textDivsLength > MAX_TEXT_DIVS_TO_RENDER) { + task._renderingDone = true; + capability.resolve(); + return; + } + var canvas = document.createElement('canvas'); + canvas.mozOpaque = true; + var ctx = canvas.getContext('2d', { alpha: false }); + var lastFontSize; + var lastFontFamily; + for (var i = 0; i < textDivsLength; i++) { + var textDiv = textDivs[i]; + var textDivProperties = task._textDivProperties.get(textDiv); + if (textDivProperties.isWhitespace) { + continue; + } + var fontSize = textDiv.style.fontSize; + var fontFamily = textDiv.style.fontFamily; + if (fontSize !== lastFontSize || fontFamily !== lastFontFamily) { + ctx.font = fontSize + ' ' + fontFamily; + lastFontSize = fontSize; + lastFontFamily = fontFamily; + } + var width = ctx.measureText(textDiv.textContent).width; + textLayerFrag.appendChild(textDiv); + var transform = ''; + if (textDivProperties.canvasWidth !== 0 && width > 0) { + textDivProperties.scale = textDivProperties.canvasWidth / width; + transform = 'scaleX(' + textDivProperties.scale + ')'; + } + if (textDivProperties.angle !== 0) { + transform = 'rotate(' + textDivProperties.angle + 'deg) ' + transform; + } + if (transform !== '') { + textDivProperties.originalTransform = transform; + CustomStyle.setProp('transform', textDiv, transform); + } + task._textDivProperties.set(textDiv, textDivProperties); + } + task._renderingDone = true; + capability.resolve(); + } + function expand(task) { + var bounds = task._bounds; + var viewport = task._viewport; + var expanded = expandBounds(viewport.width, viewport.height, bounds); + for (var i = 0; i < expanded.length; i++) { + var div = bounds[i].div; + var divProperties = task._textDivProperties.get(div); + if (divProperties.angle === 0) { + divProperties.paddingLeft = bounds[i].left - expanded[i].left; + divProperties.paddingTop = bounds[i].top - expanded[i].top; + divProperties.paddingRight = expanded[i].right - bounds[i].right; + divProperties.paddingBottom = expanded[i].bottom - bounds[i].bottom; + task._textDivProperties.set(div, divProperties); + continue; + } + var e = expanded[i], b = bounds[i]; + var m = b.m, c = m[0], s = m[1]; + var points = [ + [ + 0, + 0 + ], + [ + 0, + b.size[1] + ], + [ + b.size[0], + 0 + ], + b.size + ]; + var ts = new Float64Array(64); + points.forEach(function (p, i) { + var t = Util.applyTransform(p, m); + ts[i + 0] = c && (e.left - t[0]) / c; + ts[i + 4] = s && (e.top - t[1]) / s; + ts[i + 8] = c && (e.right - t[0]) / c; + ts[i + 12] = s && (e.bottom - t[1]) / s; + ts[i + 16] = s && (e.left - t[0]) / -s; + ts[i + 20] = c && (e.top - t[1]) / c; + ts[i + 24] = s && (e.right - t[0]) / -s; + ts[i + 28] = c && (e.bottom - t[1]) / c; + ts[i + 32] = c && (e.left - t[0]) / -c; + ts[i + 36] = s && (e.top - t[1]) / -s; + ts[i + 40] = c && (e.right - t[0]) / -c; + ts[i + 44] = s && (e.bottom - t[1]) / -s; + ts[i + 48] = s && (e.left - t[0]) / s; + ts[i + 52] = c && (e.top - t[1]) / -c; + ts[i + 56] = s && (e.right - t[0]) / s; + ts[i + 60] = c && (e.bottom - t[1]) / -c; + }); + var findPositiveMin = function (ts, offset, count) { + var result = 0; + for (var i = 0; i < count; i++) { + var t = ts[offset++]; + if (t > 0) { + result = result ? Math.min(t, result) : t; + } + } + return result; + }; + var boxScale = 1 + Math.min(Math.abs(c), Math.abs(s)); + divProperties.paddingLeft = findPositiveMin(ts, 32, 16) / boxScale; + divProperties.paddingTop = findPositiveMin(ts, 48, 16) / boxScale; + divProperties.paddingRight = findPositiveMin(ts, 0, 16) / boxScale; + divProperties.paddingBottom = findPositiveMin(ts, 16, 16) / boxScale; + task._textDivProperties.set(div, divProperties); + } + } + function expandBounds(width, height, boxes) { + var bounds = boxes.map(function (box, i) { + return { + x1: box.left, + y1: box.top, + x2: box.right, + y2: box.bottom, + index: i, + x1New: undefined, + x2New: undefined + }; + }); + expandBoundsLTR(width, bounds); + var expanded = new Array(boxes.length); + bounds.forEach(function (b) { + var i = b.index; + expanded[i] = { + left: b.x1New, + top: 0, + right: b.x2New, + bottom: 0 + }; + }); + boxes.map(function (box, i) { + var e = expanded[i], b = bounds[i]; + b.x1 = box.top; + b.y1 = width - e.right; + b.x2 = box.bottom; + b.y2 = width - e.left; + b.index = i; + b.x1New = undefined; + b.x2New = undefined; + }); + expandBoundsLTR(height, bounds); + bounds.forEach(function (b) { + var i = b.index; + expanded[i].top = b.x1New; + expanded[i].bottom = b.x2New; + }); + return expanded; + } + function expandBoundsLTR(width, bounds) { + bounds.sort(function (a, b) { + return a.x1 - b.x1 || a.index - b.index; + }); + var fakeBoundary = { + x1: -Infinity, + y1: -Infinity, + x2: 0, + y2: Infinity, + index: -1, + x1New: 0, + x2New: 0 + }; + var horizon = [{ + start: -Infinity, + end: Infinity, + boundary: fakeBoundary + }]; + bounds.forEach(function (boundary) { + var i = 0; + while (i < horizon.length && horizon[i].end <= boundary.y1) { + i++; + } + var j = horizon.length - 1; + while (j >= 0 && horizon[j].start >= boundary.y2) { + j--; + } + var horizonPart, affectedBoundary; + var q, k, maxXNew = -Infinity; + for (q = i; q <= j; q++) { + horizonPart = horizon[q]; + affectedBoundary = horizonPart.boundary; + var xNew; + if (affectedBoundary.x2 > boundary.x1) { + xNew = affectedBoundary.index > boundary.index ? affectedBoundary.x1New : boundary.x1; + } else if (affectedBoundary.x2New === undefined) { + xNew = (affectedBoundary.x2 + boundary.x1) / 2; + } else { + xNew = affectedBoundary.x2New; + } + if (xNew > maxXNew) { + maxXNew = xNew; + } + } + boundary.x1New = maxXNew; + for (q = i; q <= j; q++) { + horizonPart = horizon[q]; + affectedBoundary = horizonPart.boundary; + if (affectedBoundary.x2New === undefined) { + if (affectedBoundary.x2 > boundary.x1) { + if (affectedBoundary.index > boundary.index) { + affectedBoundary.x2New = affectedBoundary.x2; + } + } else { + affectedBoundary.x2New = maxXNew; + } + } else if (affectedBoundary.x2New > maxXNew) { + affectedBoundary.x2New = Math.max(maxXNew, affectedBoundary.x2); + } + } + var changedHorizon = [], lastBoundary = null; + for (q = i; q <= j; q++) { + horizonPart = horizon[q]; + affectedBoundary = horizonPart.boundary; + var useBoundary = affectedBoundary.x2 > boundary.x2 ? affectedBoundary : boundary; + if (lastBoundary === useBoundary) { + changedHorizon[changedHorizon.length - 1].end = horizonPart.end; + } else { + changedHorizon.push({ + start: horizonPart.start, + end: horizonPart.end, + boundary: useBoundary + }); + lastBoundary = useBoundary; + } + } + if (horizon[i].start < boundary.y1) { + changedHorizon[0].start = boundary.y1; + changedHorizon.unshift({ + start: horizon[i].start, + end: boundary.y1, + boundary: horizon[i].boundary + }); + } + if (boundary.y2 < horizon[j].end) { + changedHorizon[changedHorizon.length - 1].end = boundary.y2; + changedHorizon.push({ + start: boundary.y2, + end: horizon[j].end, + boundary: horizon[j].boundary + }); + } + for (q = i; q <= j; q++) { + horizonPart = horizon[q]; + affectedBoundary = horizonPart.boundary; + if (affectedBoundary.x2New !== undefined) { + continue; + } + var used = false; + for (k = i - 1; !used && k >= 0 && horizon[k].start >= affectedBoundary.y1; k--) { + used = horizon[k].boundary === affectedBoundary; + } + for (k = j + 1; !used && k < horizon.length && horizon[k].end <= affectedBoundary.y2; k++) { + used = horizon[k].boundary === affectedBoundary; + } + for (k = 0; !used && k < changedHorizon.length; k++) { + used = changedHorizon[k].boundary === affectedBoundary; + } + if (!used) { + affectedBoundary.x2New = maxXNew; + } + } + Array.prototype.splice.apply(horizon, [ + i, + j - i + 1 + ].concat(changedHorizon)); + }); + horizon.forEach(function (horizonPart) { + var affectedBoundary = horizonPart.boundary; + if (affectedBoundary.x2New === undefined) { + affectedBoundary.x2New = Math.max(width, affectedBoundary.x2); + } + }); + } + function TextLayerRenderTask(textContent, container, viewport, textDivs, enhanceTextSelection) { + this._textContent = textContent; + this._container = container; + this._viewport = viewport; + this._textDivs = textDivs || []; + this._textDivProperties = new WeakMap(); + this._renderingDone = false; + this._canceled = false; + this._capability = createPromiseCapability(); + this._renderTimer = null; + this._bounds = []; + this._enhanceTextSelection = !!enhanceTextSelection; + } + TextLayerRenderTask.prototype = { + get promise() { + return this._capability.promise; + }, + cancel: function TextLayer_cancel() { + this._canceled = true; + if (this._renderTimer !== null) { + clearTimeout(this._renderTimer); + this._renderTimer = null; + } + this._capability.reject('canceled'); + }, + _render: function TextLayer_render(timeout) { + var textItems = this._textContent.items; + var textStyles = this._textContent.styles; + for (var i = 0, len = textItems.length; i < len; i++) { + appendText(this, textItems[i], textStyles); + } + if (!timeout) { + render(this); + } else { + var self = this; + this._renderTimer = setTimeout(function () { + render(self); + self._renderTimer = null; + }, timeout); + } + }, + expandTextDivs: function TextLayer_expandTextDivs(expandDivs) { + if (!this._enhanceTextSelection || !this._renderingDone) { + return; + } + if (this._bounds !== null) { + expand(this); + this._bounds = null; + } + for (var i = 0, ii = this._textDivs.length; i < ii; i++) { + var div = this._textDivs[i]; + var divProperties = this._textDivProperties.get(div); + if (divProperties.isWhitespace) { + continue; + } + if (expandDivs) { + var transform = '', padding = ''; + if (divProperties.scale !== 1) { + transform = 'scaleX(' + divProperties.scale + ')'; + } + if (divProperties.angle !== 0) { + transform = 'rotate(' + divProperties.angle + 'deg) ' + transform; + } + if (divProperties.paddingLeft !== 0) { + padding += ' padding-left: ' + divProperties.paddingLeft / divProperties.scale + 'px;'; + transform += ' translateX(' + -divProperties.paddingLeft / divProperties.scale + 'px)'; + } + if (divProperties.paddingTop !== 0) { + padding += ' padding-top: ' + divProperties.paddingTop + 'px;'; + transform += ' translateY(' + -divProperties.paddingTop + 'px)'; + } + if (divProperties.paddingRight !== 0) { + padding += ' padding-right: ' + divProperties.paddingRight / divProperties.scale + 'px;'; + } + if (divProperties.paddingBottom !== 0) { + padding += ' padding-bottom: ' + divProperties.paddingBottom + 'px;'; + } + if (padding !== '') { + div.setAttribute('style', divProperties.style + padding); + } + if (transform !== '') { + CustomStyle.setProp('transform', div, transform); + } + } else { + div.style.padding = 0; + CustomStyle.setProp('transform', div, divProperties.originalTransform || ''); + } + } + } + }; + function renderTextLayer(renderParameters) { + var task = new TextLayerRenderTask(renderParameters.textContent, renderParameters.container, renderParameters.viewport, renderParameters.textDivs, renderParameters.enhanceTextSelection); + task._render(renderParameters.timeout); + return task; + } + return renderTextLayer; + }(); + exports.renderTextLayer = renderTextLayer; + })); + (function (root, factory) { + factory(root.pdfjsDisplayWebGL = {}, root.pdfjsSharedUtil, root.pdfjsDisplayDOMUtils); + }(this, function (exports, sharedUtil, displayDOMUtils) { + var shadow = sharedUtil.shadow; + var getDefaultSetting = displayDOMUtils.getDefaultSetting; + var WebGLUtils = function WebGLUtilsClosure() { + function loadShader(gl, code, shaderType) { + var shader = gl.createShader(shaderType); + gl.shaderSource(shader, code); + gl.compileShader(shader); + var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS); + if (!compiled) { + var errorMsg = gl.getShaderInfoLog(shader); + throw new Error('Error during shader compilation: ' + errorMsg); + } + return shader; + } + function createVertexShader(gl, code) { + return loadShader(gl, code, gl.VERTEX_SHADER); + } + function createFragmentShader(gl, code) { + return loadShader(gl, code, gl.FRAGMENT_SHADER); + } + function createProgram(gl, shaders) { + var program = gl.createProgram(); + for (var i = 0, ii = shaders.length; i < ii; ++i) { + gl.attachShader(program, shaders[i]); + } + gl.linkProgram(program); + var linked = gl.getProgramParameter(program, gl.LINK_STATUS); + if (!linked) { + var errorMsg = gl.getProgramInfoLog(program); + throw new Error('Error during program linking: ' + errorMsg); + } + return program; + } + function createTexture(gl, image, textureId) { + gl.activeTexture(textureId); + var texture = gl.createTexture(); + gl.bindTexture(gl.TEXTURE_2D, texture); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST); + gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image); + return texture; + } + var currentGL, currentCanvas; + function generateGL() { + if (currentGL) { + return; + } + currentCanvas = document.createElement('canvas'); + currentGL = currentCanvas.getContext('webgl', { premultipliedalpha: false }); + } + var smaskVertexShaderCode = '\ + attribute vec2 a_position; \ + attribute vec2 a_texCoord; \ + \ + uniform vec2 u_resolution; \ + \ + varying vec2 v_texCoord; \ + \ + void main() { \ + vec2 clipSpace = (a_position / u_resolution) * 2.0 - 1.0; \ + gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \ + \ + v_texCoord = a_texCoord; \ + } '; + var smaskFragmentShaderCode = '\ + precision mediump float; \ + \ + uniform vec4 u_backdrop; \ + uniform int u_subtype; \ + uniform sampler2D u_image; \ + uniform sampler2D u_mask; \ + \ + varying vec2 v_texCoord; \ + \ + void main() { \ + vec4 imageColor = texture2D(u_image, v_texCoord); \ + vec4 maskColor = texture2D(u_mask, v_texCoord); \ + if (u_backdrop.a > 0.0) { \ + maskColor.rgb = maskColor.rgb * maskColor.a + \ + u_backdrop.rgb * (1.0 - maskColor.a); \ + } \ + float lum; \ + if (u_subtype == 0) { \ + lum = maskColor.a; \ + } else { \ + lum = maskColor.r * 0.3 + maskColor.g * 0.59 + \ + maskColor.b * 0.11; \ + } \ + imageColor.a *= lum; \ + imageColor.rgb *= imageColor.a; \ + gl_FragColor = imageColor; \ + } '; + var smaskCache = null; + function initSmaskGL() { + var canvas, gl; + generateGL(); + canvas = currentCanvas; + currentCanvas = null; + gl = currentGL; + currentGL = null; + var vertexShader = createVertexShader(gl, smaskVertexShaderCode); + var fragmentShader = createFragmentShader(gl, smaskFragmentShaderCode); + var program = createProgram(gl, [ + vertexShader, + fragmentShader + ]); + gl.useProgram(program); + var cache = {}; + cache.gl = gl; + cache.canvas = canvas; + cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution'); + cache.positionLocation = gl.getAttribLocation(program, 'a_position'); + cache.backdropLocation = gl.getUniformLocation(program, 'u_backdrop'); + cache.subtypeLocation = gl.getUniformLocation(program, 'u_subtype'); + var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord'); + var texLayerLocation = gl.getUniformLocation(program, 'u_image'); + var texMaskLocation = gl.getUniformLocation(program, 'u_mask'); + var texCoordBuffer = gl.createBuffer(); + gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer); + gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([ + 0.0, + 0.0, + 1.0, + 0.0, + 0.0, + 1.0, + 0.0, + 1.0, + 1.0, + 0.0, + 1.0, + 1.0 + ]), gl.STATIC_DRAW); + gl.enableVertexAttribArray(texCoordLocation); + gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0); + gl.uniform1i(texLayerLocation, 0); + gl.uniform1i(texMaskLocation, 1); + smaskCache = cache; + } + function composeSMask(layer, mask, properties) { + var width = layer.width, height = layer.height; + if (!smaskCache) { + initSmaskGL(); + } + var cache = smaskCache, canvas = cache.canvas, gl = cache.gl; + canvas.width = width; + canvas.height = height; + gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight); + gl.uniform2f(cache.resolutionLocation, width, height); + if (properties.backdrop) { + gl.uniform4f(cache.resolutionLocation, properties.backdrop[0], properties.backdrop[1], properties.backdrop[2], 1); + } else { + gl.uniform4f(cache.resolutionLocation, 0, 0, 0, 0); + } + gl.uniform1i(cache.subtypeLocation, properties.subtype === 'Luminosity' ? 1 : 0); + var texture = createTexture(gl, layer, gl.TEXTURE0); + var maskTexture = createTexture(gl, mask, gl.TEXTURE1); + var buffer = gl.createBuffer(); + gl.bindBuffer(gl.ARRAY_BUFFER, buffer); + gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([ + 0, + 0, + width, + 0, + 0, + height, + 0, + height, + width, + 0, + width, + height + ]), gl.STATIC_DRAW); + gl.enableVertexAttribArray(cache.positionLocation); + gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0); + gl.clearColor(0, 0, 0, 0); + gl.enable(gl.BLEND); + gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA); + gl.clear(gl.COLOR_BUFFER_BIT); + gl.drawArrays(gl.TRIANGLES, 0, 6); + gl.flush(); + gl.deleteTexture(texture); + gl.deleteTexture(maskTexture); + gl.deleteBuffer(buffer); + return canvas; + } + var figuresVertexShaderCode = '\ + attribute vec2 a_position; \ + attribute vec3 a_color; \ + \ + uniform vec2 u_resolution; \ + uniform vec2 u_scale; \ + uniform vec2 u_offset; \ + \ + varying vec4 v_color; \ + \ + void main() { \ + vec2 position = (a_position + u_offset) * u_scale; \ + vec2 clipSpace = (position / u_resolution) * 2.0 - 1.0; \ + gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \ + \ + v_color = vec4(a_color / 255.0, 1.0); \ + } '; + var figuresFragmentShaderCode = '\ + precision mediump float; \ + \ + varying vec4 v_color; \ + \ + void main() { \ + gl_FragColor = v_color; \ + } '; + var figuresCache = null; + function initFiguresGL() { + var canvas, gl; + generateGL(); + canvas = currentCanvas; + currentCanvas = null; + gl = currentGL; + currentGL = null; + var vertexShader = createVertexShader(gl, figuresVertexShaderCode); + var fragmentShader = createFragmentShader(gl, figuresFragmentShaderCode); + var program = createProgram(gl, [ + vertexShader, + fragmentShader + ]); + gl.useProgram(program); + var cache = {}; + cache.gl = gl; + cache.canvas = canvas; + cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution'); + cache.scaleLocation = gl.getUniformLocation(program, 'u_scale'); + cache.offsetLocation = gl.getUniformLocation(program, 'u_offset'); + cache.positionLocation = gl.getAttribLocation(program, 'a_position'); + cache.colorLocation = gl.getAttribLocation(program, 'a_color'); + figuresCache = cache; + } + function drawFigures(width, height, backgroundColor, figures, context) { + if (!figuresCache) { + initFiguresGL(); + } + var cache = figuresCache, canvas = cache.canvas, gl = cache.gl; + canvas.width = width; + canvas.height = height; + gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight); + gl.uniform2f(cache.resolutionLocation, width, height); + var count = 0; + var i, ii, rows; + for (i = 0, ii = figures.length; i < ii; i++) { + switch (figures[i].type) { + case 'lattice': + rows = figures[i].coords.length / figures[i].verticesPerRow | 0; + count += (rows - 1) * (figures[i].verticesPerRow - 1) * 6; + break; + case 'triangles': + count += figures[i].coords.length; + break; + } + } + var coords = new Float32Array(count * 2); + var colors = new Uint8Array(count * 3); + var coordsMap = context.coords, colorsMap = context.colors; + var pIndex = 0, cIndex = 0; + for (i = 0, ii = figures.length; i < ii; i++) { + var figure = figures[i], ps = figure.coords, cs = figure.colors; + switch (figure.type) { + case 'lattice': + var cols = figure.verticesPerRow; + rows = ps.length / cols | 0; + for (var row = 1; row < rows; row++) { + var offset = row * cols + 1; + for (var col = 1; col < cols; col++, offset++) { + coords[pIndex] = coordsMap[ps[offset - cols - 1]]; + coords[pIndex + 1] = coordsMap[ps[offset - cols - 1] + 1]; + coords[pIndex + 2] = coordsMap[ps[offset - cols]]; + coords[pIndex + 3] = coordsMap[ps[offset - cols] + 1]; + coords[pIndex + 4] = coordsMap[ps[offset - 1]]; + coords[pIndex + 5] = coordsMap[ps[offset - 1] + 1]; + colors[cIndex] = colorsMap[cs[offset - cols - 1]]; + colors[cIndex + 1] = colorsMap[cs[offset - cols - 1] + 1]; + colors[cIndex + 2] = colorsMap[cs[offset - cols - 1] + 2]; + colors[cIndex + 3] = colorsMap[cs[offset - cols]]; + colors[cIndex + 4] = colorsMap[cs[offset - cols] + 1]; + colors[cIndex + 5] = colorsMap[cs[offset - cols] + 2]; + colors[cIndex + 6] = colorsMap[cs[offset - 1]]; + colors[cIndex + 7] = colorsMap[cs[offset - 1] + 1]; + colors[cIndex + 8] = colorsMap[cs[offset - 1] + 2]; + coords[pIndex + 6] = coords[pIndex + 2]; + coords[pIndex + 7] = coords[pIndex + 3]; + coords[pIndex + 8] = coords[pIndex + 4]; + coords[pIndex + 9] = coords[pIndex + 5]; + coords[pIndex + 10] = coordsMap[ps[offset]]; + coords[pIndex + 11] = coordsMap[ps[offset] + 1]; + colors[cIndex + 9] = colors[cIndex + 3]; + colors[cIndex + 10] = colors[cIndex + 4]; + colors[cIndex + 11] = colors[cIndex + 5]; + colors[cIndex + 12] = colors[cIndex + 6]; + colors[cIndex + 13] = colors[cIndex + 7]; + colors[cIndex + 14] = colors[cIndex + 8]; + colors[cIndex + 15] = colorsMap[cs[offset]]; + colors[cIndex + 16] = colorsMap[cs[offset] + 1]; + colors[cIndex + 17] = colorsMap[cs[offset] + 2]; + pIndex += 12; + cIndex += 18; + } + } + break; + case 'triangles': + for (var j = 0, jj = ps.length; j < jj; j++) { + coords[pIndex] = coordsMap[ps[j]]; + coords[pIndex + 1] = coordsMap[ps[j] + 1]; + colors[cIndex] = colorsMap[cs[j]]; + colors[cIndex + 1] = colorsMap[cs[j] + 1]; + colors[cIndex + 2] = colorsMap[cs[j] + 2]; + pIndex += 2; + cIndex += 3; + } + break; + } + } + if (backgroundColor) { + gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255, backgroundColor[2] / 255, 1.0); + } else { + gl.clearColor(0, 0, 0, 0); + } + gl.clear(gl.COLOR_BUFFER_BIT); + var coordsBuffer = gl.createBuffer(); + gl.bindBuffer(gl.ARRAY_BUFFER, coordsBuffer); + gl.bufferData(gl.ARRAY_BUFFER, coords, gl.STATIC_DRAW); + gl.enableVertexAttribArray(cache.positionLocation); + gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0); + var colorsBuffer = gl.createBuffer(); + gl.bindBuffer(gl.ARRAY_BUFFER, colorsBuffer); + gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW); + gl.enableVertexAttribArray(cache.colorLocation); + gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false, 0, 0); + gl.uniform2f(cache.scaleLocation, context.scaleX, context.scaleY); + gl.uniform2f(cache.offsetLocation, context.offsetX, context.offsetY); + gl.drawArrays(gl.TRIANGLES, 0, count); + gl.flush(); + gl.deleteBuffer(coordsBuffer); + gl.deleteBuffer(colorsBuffer); + return canvas; + } + function cleanup() { + if (smaskCache && smaskCache.canvas) { + smaskCache.canvas.width = 0; + smaskCache.canvas.height = 0; + } + if (figuresCache && figuresCache.canvas) { + figuresCache.canvas.width = 0; + figuresCache.canvas.height = 0; + } + smaskCache = null; + figuresCache = null; + } + return { + get isEnabled() { + if (getDefaultSetting('disableWebGL')) { + return false; + } + var enabled = false; + try { + generateGL(); + enabled = !!currentGL; + } catch (e) { + } + return shadow(this, 'isEnabled', enabled); + }, + composeSMask: composeSMask, + drawFigures: drawFigures, + clear: cleanup + }; + }(); + exports.WebGLUtils = WebGLUtils; + })); + (function (root, factory) { + factory(root.pdfjsDisplayPatternHelper = {}, root.pdfjsSharedUtil, root.pdfjsDisplayWebGL); + }(this, function (exports, sharedUtil, displayWebGL) { + var Util = sharedUtil.Util; + var info = sharedUtil.info; + var isArray = sharedUtil.isArray; + var error = sharedUtil.error; + var WebGLUtils = displayWebGL.WebGLUtils; + var ShadingIRs = {}; + ShadingIRs.RadialAxial = { + fromIR: function RadialAxial_fromIR(raw) { + var type = raw[1]; + var colorStops = raw[2]; + var p0 = raw[3]; + var p1 = raw[4]; + var r0 = raw[5]; + var r1 = raw[6]; + return { + type: 'Pattern', + getPattern: function RadialAxial_getPattern(ctx) { + var grad; + if (type === 'axial') { + grad = ctx.createLinearGradient(p0[0], p0[1], p1[0], p1[1]); + } else if (type === 'radial') { + grad = ctx.createRadialGradient(p0[0], p0[1], r0, p1[0], p1[1], r1); + } + for (var i = 0, ii = colorStops.length; i < ii; ++i) { + var c = colorStops[i]; + grad.addColorStop(c[0], c[1]); + } + return grad; + } + }; + } + }; + var createMeshCanvas = function createMeshCanvasClosure() { + function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) { + var coords = context.coords, colors = context.colors; + var bytes = data.data, rowSize = data.width * 4; + var tmp; + if (coords[p1 + 1] > coords[p2 + 1]) { + tmp = p1; + p1 = p2; + p2 = tmp; + tmp = c1; + c1 = c2; + c2 = tmp; + } + if (coords[p2 + 1] > coords[p3 + 1]) { + tmp = p2; + p2 = p3; + p3 = tmp; + tmp = c2; + c2 = c3; + c3 = tmp; + } + if (coords[p1 + 1] > coords[p2 + 1]) { + tmp = p1; + p1 = p2; + p2 = tmp; + tmp = c1; + c1 = c2; + c2 = tmp; + } + var x1 = (coords[p1] + context.offsetX) * context.scaleX; + var y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY; + var x2 = (coords[p2] + context.offsetX) * context.scaleX; + var y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY; + var x3 = (coords[p3] + context.offsetX) * context.scaleX; + var y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY; + if (y1 >= y3) { + return; + } + var c1r = colors[c1], c1g = colors[c1 + 1], c1b = colors[c1 + 2]; + var c2r = colors[c2], c2g = colors[c2 + 1], c2b = colors[c2 + 2]; + var c3r = colors[c3], c3g = colors[c3 + 1], c3b = colors[c3 + 2]; + var minY = Math.round(y1), maxY = Math.round(y3); + var xa, car, cag, cab; + var xb, cbr, cbg, cbb; + var k; + for (var y = minY; y <= maxY; y++) { + if (y < y2) { + k = y < y1 ? 0 : y1 === y2 ? 1 : (y1 - y) / (y1 - y2); + xa = x1 - (x1 - x2) * k; + car = c1r - (c1r - c2r) * k; + cag = c1g - (c1g - c2g) * k; + cab = c1b - (c1b - c2b) * k; + } else { + k = y > y3 ? 1 : y2 === y3 ? 0 : (y2 - y) / (y2 - y3); + xa = x2 - (x2 - x3) * k; + car = c2r - (c2r - c3r) * k; + cag = c2g - (c2g - c3g) * k; + cab = c2b - (c2b - c3b) * k; + } + k = y < y1 ? 0 : y > y3 ? 1 : (y1 - y) / (y1 - y3); + xb = x1 - (x1 - x3) * k; + cbr = c1r - (c1r - c3r) * k; + cbg = c1g - (c1g - c3g) * k; + cbb = c1b - (c1b - c3b) * k; + var x1_ = Math.round(Math.min(xa, xb)); + var x2_ = Math.round(Math.max(xa, xb)); + var j = rowSize * y + x1_ * 4; + for (var x = x1_; x <= x2_; x++) { + k = (xa - x) / (xa - xb); + k = k < 0 ? 0 : k > 1 ? 1 : k; + bytes[j++] = car - (car - cbr) * k | 0; + bytes[j++] = cag - (cag - cbg) * k | 0; + bytes[j++] = cab - (cab - cbb) * k | 0; + bytes[j++] = 255; + } + } + } + function drawFigure(data, figure, context) { + var ps = figure.coords; + var cs = figure.colors; + var i, ii; + switch (figure.type) { + case 'lattice': + var verticesPerRow = figure.verticesPerRow; + var rows = Math.floor(ps.length / verticesPerRow) - 1; + var cols = verticesPerRow - 1; + for (i = 0; i < rows; i++) { + var q = i * verticesPerRow; + for (var j = 0; j < cols; j++, q++) { + drawTriangle(data, context, ps[q], ps[q + 1], ps[q + verticesPerRow], cs[q], cs[q + 1], cs[q + verticesPerRow]); + drawTriangle(data, context, ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow], cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]); + } + } + break; + case 'triangles': + for (i = 0, ii = ps.length; i < ii; i += 3) { + drawTriangle(data, context, ps[i], ps[i + 1], ps[i + 2], cs[i], cs[i + 1], cs[i + 2]); + } + break; + default: + error('illigal figure'); + break; + } + } + function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases) { + var EXPECTED_SCALE = 1.1; + var MAX_PATTERN_SIZE = 3000; + var BORDER_SIZE = 2; + var offsetX = Math.floor(bounds[0]); + var offsetY = Math.floor(bounds[1]); + var boundsWidth = Math.ceil(bounds[2]) - offsetX; + var boundsHeight = Math.ceil(bounds[3]) - offsetY; + var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] * EXPECTED_SCALE)), MAX_PATTERN_SIZE); + var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] * EXPECTED_SCALE)), MAX_PATTERN_SIZE); + var scaleX = boundsWidth / width; + var scaleY = boundsHeight / height; + var context = { + coords: coords, + colors: colors, + offsetX: -offsetX, + offsetY: -offsetY, + scaleX: 1 / scaleX, + scaleY: 1 / scaleY + }; + var paddedWidth = width + BORDER_SIZE * 2; + var paddedHeight = height + BORDER_SIZE * 2; + var canvas, tmpCanvas, i, ii; + if (WebGLUtils.isEnabled) { + canvas = WebGLUtils.drawFigures(width, height, backgroundColor, figures, context); + tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false); + tmpCanvas.context.drawImage(canvas, BORDER_SIZE, BORDER_SIZE); + canvas = tmpCanvas.canvas; + } else { + tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false); + var tmpCtx = tmpCanvas.context; + var data = tmpCtx.createImageData(width, height); + if (backgroundColor) { + var bytes = data.data; + for (i = 0, ii = bytes.length; i < ii; i += 4) { + bytes[i] = backgroundColor[0]; + bytes[i + 1] = backgroundColor[1]; + bytes[i + 2] = backgroundColor[2]; + bytes[i + 3] = 255; + } + } + for (i = 0; i < figures.length; i++) { + drawFigure(data, figures[i], context); + } + tmpCtx.putImageData(data, BORDER_SIZE, BORDER_SIZE); + canvas = tmpCanvas.canvas; + } + return { + canvas: canvas, + offsetX: offsetX - BORDER_SIZE * scaleX, + offsetY: offsetY - BORDER_SIZE * scaleY, + scaleX: scaleX, + scaleY: scaleY + }; + } + return createMeshCanvas; + }(); + ShadingIRs.Mesh = { + fromIR: function Mesh_fromIR(raw) { + var coords = raw[2]; + var colors = raw[3]; + var figures = raw[4]; + var bounds = raw[5]; + var matrix = raw[6]; + var background = raw[8]; + return { + type: 'Pattern', + getPattern: function Mesh_getPattern(ctx, owner, shadingFill) { + var scale; + if (shadingFill) { + scale = Util.singularValueDecompose2dScale(ctx.mozCurrentTransform); + } else { + scale = Util.singularValueDecompose2dScale(owner.baseTransform); + if (matrix) { + var matrixScale = Util.singularValueDecompose2dScale(matrix); + scale = [ + scale[0] * matrixScale[0], + scale[1] * matrixScale[1] + ]; + } + } + var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases); + if (!shadingFill) { + ctx.setTransform.apply(ctx, owner.baseTransform); + if (matrix) { + ctx.transform.apply(ctx, matrix); + } + } + ctx.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY); + ctx.scale(temporaryPatternCanvas.scaleX, temporaryPatternCanvas.scaleY); + return ctx.createPattern(temporaryPatternCanvas.canvas, 'no-repeat'); + } + }; + } + }; + ShadingIRs.Dummy = { + fromIR: function Dummy_fromIR() { + return { + type: 'Pattern', + getPattern: function Dummy_fromIR_getPattern() { + return 'hotpink'; + } + }; + } + }; + function getShadingPatternFromIR(raw) { + var shadingIR = ShadingIRs[raw[0]]; + if (!shadingIR) { + error('Unknown IR type: ' + raw[0]); + } + return shadingIR.fromIR(raw); + } + var TilingPattern = function TilingPatternClosure() { + var PaintType = { + COLORED: 1, + UNCOLORED: 2 + }; + var MAX_PATTERN_SIZE = 3000; + function TilingPattern(IR, color, ctx, canvasGraphicsFactory, baseTransform) { + this.operatorList = IR[2]; + this.matrix = IR[3] || [ + 1, + 0, + 0, + 1, + 0, + 0 + ]; + this.bbox = IR[4]; + this.xstep = IR[5]; + this.ystep = IR[6]; + this.paintType = IR[7]; + this.tilingType = IR[8]; + this.color = color; + this.canvasGraphicsFactory = canvasGraphicsFactory; + this.baseTransform = baseTransform; + this.type = 'Pattern'; + this.ctx = ctx; + } + TilingPattern.prototype = { + createPatternCanvas: function TilinPattern_createPatternCanvas(owner) { + var operatorList = this.operatorList; + var bbox = this.bbox; + var xstep = this.xstep; + var ystep = this.ystep; + var paintType = this.paintType; + var tilingType = this.tilingType; + var color = this.color; + var canvasGraphicsFactory = this.canvasGraphicsFactory; + info('TilingType: ' + tilingType); + var x0 = bbox[0], y0 = bbox[1], x1 = bbox[2], y1 = bbox[3]; + var topLeft = [ + x0, + y0 + ]; + var botRight = [ + x0 + xstep, + y0 + ystep + ]; + var width = botRight[0] - topLeft[0]; + var height = botRight[1] - topLeft[1]; + var matrixScale = Util.singularValueDecompose2dScale(this.matrix); + var curMatrixScale = Util.singularValueDecompose2dScale(this.baseTransform); + var combinedScale = [ + matrixScale[0] * curMatrixScale[0], + matrixScale[1] * curMatrixScale[1] + ]; + width = Math.min(Math.ceil(Math.abs(width * combinedScale[0])), MAX_PATTERN_SIZE); + height = Math.min(Math.ceil(Math.abs(height * combinedScale[1])), MAX_PATTERN_SIZE); + var tmpCanvas = owner.cachedCanvases.getCanvas('pattern', width, height, true); + var tmpCtx = tmpCanvas.context; + var graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx); + graphics.groupLevel = owner.groupLevel; + this.setFillAndStrokeStyleToContext(tmpCtx, paintType, color); + this.setScale(width, height, xstep, ystep); + this.transformToScale(graphics); + var tmpTranslate = [ + 1, + 0, + 0, + 1, + -topLeft[0], + -topLeft[1] + ]; + graphics.transform.apply(graphics, tmpTranslate); + this.clipBbox(graphics, bbox, x0, y0, x1, y1); + graphics.executeOperatorList(operatorList); + return tmpCanvas.canvas; + }, + setScale: function TilingPattern_setScale(width, height, xstep, ystep) { + this.scale = [ + width / xstep, + height / ystep + ]; + }, + transformToScale: function TilingPattern_transformToScale(graphics) { + var scale = this.scale; + var tmpScale = [ + scale[0], + 0, + 0, + scale[1], + 0, + 0 + ]; + graphics.transform.apply(graphics, tmpScale); + }, + scaleToContext: function TilingPattern_scaleToContext() { + var scale = this.scale; + this.ctx.scale(1 / scale[0], 1 / scale[1]); + }, + clipBbox: function clipBbox(graphics, bbox, x0, y0, x1, y1) { + if (bbox && isArray(bbox) && bbox.length === 4) { + var bboxWidth = x1 - x0; + var bboxHeight = y1 - y0; + graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight); + graphics.clip(); + graphics.endPath(); + } + }, + setFillAndStrokeStyleToContext: function setFillAndStrokeStyleToContext(context, paintType, color) { + switch (paintType) { + case PaintType.COLORED: + var ctx = this.ctx; + context.fillStyle = ctx.fillStyle; + context.strokeStyle = ctx.strokeStyle; + break; + case PaintType.UNCOLORED: + var cssColor = Util.makeCssRgb(color[0], color[1], color[2]); + context.fillStyle = cssColor; + context.strokeStyle = cssColor; + break; + default: + error('Unsupported paint type: ' + paintType); + } + }, + getPattern: function TilingPattern_getPattern(ctx, owner) { + var temporaryPatternCanvas = this.createPatternCanvas(owner); + ctx = this.ctx; + ctx.setTransform.apply(ctx, this.baseTransform); + ctx.transform.apply(ctx, this.matrix); + this.scaleToContext(); + return ctx.createPattern(temporaryPatternCanvas, 'repeat'); + } + }; + return TilingPattern; + }(); + exports.getShadingPatternFromIR = getShadingPatternFromIR; + exports.TilingPattern = TilingPattern; + })); + (function (root, factory) { + factory(root.pdfjsDisplayCanvas = {}, root.pdfjsSharedUtil, root.pdfjsDisplayDOMUtils, root.pdfjsDisplayPatternHelper, root.pdfjsDisplayWebGL); + }(this, function (exports, sharedUtil, displayDOMUtils, displayPatternHelper, displayWebGL) { + var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX; + var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX; + var ImageKind = sharedUtil.ImageKind; + var OPS = sharedUtil.OPS; + var TextRenderingMode = sharedUtil.TextRenderingMode; + var Uint32ArrayView = sharedUtil.Uint32ArrayView; + var Util = sharedUtil.Util; + var assert = sharedUtil.assert; + var info = sharedUtil.info; + var isNum = sharedUtil.isNum; + var isArray = sharedUtil.isArray; + var isLittleEndian = sharedUtil.isLittleEndian; + var error = sharedUtil.error; + var shadow = sharedUtil.shadow; + var warn = sharedUtil.warn; + var TilingPattern = displayPatternHelper.TilingPattern; + var getShadingPatternFromIR = displayPatternHelper.getShadingPatternFromIR; + var WebGLUtils = displayWebGL.WebGLUtils; + var hasCanvasTypedArrays = displayDOMUtils.hasCanvasTypedArrays; + var MIN_FONT_SIZE = 16; + var MAX_FONT_SIZE = 100; + var MAX_GROUP_SIZE = 4096; + var MIN_WIDTH_FACTOR = 0.65; + var COMPILE_TYPE3_GLYPHS = true; + var MAX_SIZE_TO_COMPILE = 1000; + var FULL_CHUNK_HEIGHT = 16; + var HasCanvasTypedArraysCached = { + get value() { + return shadow(HasCanvasTypedArraysCached, 'value', hasCanvasTypedArrays()); + } + }; + var IsLittleEndianCached = { + get value() { + return shadow(IsLittleEndianCached, 'value', isLittleEndian()); + } + }; + function createScratchCanvas(width, height) { + var canvas = document.createElement('canvas'); + canvas.width = width; + canvas.height = height; + return canvas; + } + function addContextCurrentTransform(ctx) { + if (!ctx.mozCurrentTransform) { + ctx._originalSave = ctx.save; + ctx._originalRestore = ctx.restore; + ctx._originalRotate = ctx.rotate; + ctx._originalScale = ctx.scale; + ctx._originalTranslate = ctx.translate; + ctx._originalTransform = ctx.transform; + ctx._originalSetTransform = ctx.setTransform; + ctx._transformMatrix = ctx._transformMatrix || [ + 1, + 0, + 0, + 1, + 0, + 0 + ]; + ctx._transformStack = []; + Object.defineProperty(ctx, 'mozCurrentTransform', { + get: function getCurrentTransform() { + return this._transformMatrix; + } + }); + Object.defineProperty(ctx, 'mozCurrentTransformInverse', { + get: function getCurrentTransformInverse() { + var m = this._transformMatrix; + var a = m[0], b = m[1], c = m[2], d = m[3], e = m[4], f = m[5]; + var ad_bc = a * d - b * c; + var bc_ad = b * c - a * d; + return [ + d / ad_bc, + b / bc_ad, + c / bc_ad, + a / ad_bc, + (d * e - c * f) / bc_ad, + (b * e - a * f) / ad_bc + ]; + } + }); + ctx.save = function ctxSave() { + var old = this._transformMatrix; + this._transformStack.push(old); + this._transformMatrix = old.slice(0, 6); + this._originalSave(); + }; + ctx.restore = function ctxRestore() { + var prev = this._transformStack.pop(); + if (prev) { + this._transformMatrix = prev; + this._originalRestore(); + } + }; + ctx.translate = function ctxTranslate(x, y) { + var m = this._transformMatrix; + m[4] = m[0] * x + m[2] * y + m[4]; + m[5] = m[1] * x + m[3] * y + m[5]; + this._originalTranslate(x, y); + }; + ctx.scale = function ctxScale(x, y) { + var m = this._transformMatrix; + m[0] = m[0] * x; + m[1] = m[1] * x; + m[2] = m[2] * y; + m[3] = m[3] * y; + this._originalScale(x, y); + }; + ctx.transform = function ctxTransform(a, b, c, d, e, f) { + var m = this._transformMatrix; + this._transformMatrix = [ + m[0] * a + m[2] * b, + m[1] * a + m[3] * b, + m[0] * c + m[2] * d, + m[1] * c + m[3] * d, + m[0] * e + m[2] * f + m[4], + m[1] * e + m[3] * f + m[5] + ]; + ctx._originalTransform(a, b, c, d, e, f); + }; + ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) { + this._transformMatrix = [ + a, + b, + c, + d, + e, + f + ]; + ctx._originalSetTransform(a, b, c, d, e, f); + }; + ctx.rotate = function ctxRotate(angle) { + var cosValue = Math.cos(angle); + var sinValue = Math.sin(angle); + var m = this._transformMatrix; + this._transformMatrix = [ + m[0] * cosValue + m[2] * sinValue, + m[1] * cosValue + m[3] * sinValue, + m[0] * -sinValue + m[2] * cosValue, + m[1] * -sinValue + m[3] * cosValue, + m[4], + m[5] + ]; + this._originalRotate(angle); + }; + } + } + var CachedCanvases = function CachedCanvasesClosure() { + function CachedCanvases() { + this.cache = Object.create(null); + } + CachedCanvases.prototype = { + getCanvas: function CachedCanvases_getCanvas(id, width, height, trackTransform) { + var canvasEntry; + if (this.cache[id] !== undefined) { + canvasEntry = this.cache[id]; + canvasEntry.canvas.width = width; + canvasEntry.canvas.height = height; + canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0); + } else { + var canvas = createScratchCanvas(width, height); + var ctx = canvas.getContext('2d'); + if (trackTransform) { + addContextCurrentTransform(ctx); + } + this.cache[id] = canvasEntry = { + canvas: canvas, + context: ctx + }; + } + return canvasEntry; + }, + clear: function () { + for (var id in this.cache) { + var canvasEntry = this.cache[id]; + canvasEntry.canvas.width = 0; + canvasEntry.canvas.height = 0; + delete this.cache[id]; + } + } + }; + return CachedCanvases; + }(); + function compileType3Glyph(imgData) { + var POINT_TO_PROCESS_LIMIT = 1000; + var width = imgData.width, height = imgData.height; + var i, j, j0, width1 = width + 1; + var points = new Uint8Array(width1 * (height + 1)); + var POINT_TYPES = new Uint8Array([ + 0, + 2, + 4, + 0, + 1, + 0, + 5, + 4, + 8, + 10, + 0, + 8, + 0, + 2, + 1, + 0 + ]); + var lineSize = width + 7 & ~7, data0 = imgData.data; + var data = new Uint8Array(lineSize * height), pos = 0, ii; + for (i = 0, ii = data0.length; i < ii; i++) { + var mask = 128, elem = data0[i]; + while (mask > 0) { + data[pos++] = elem & mask ? 0 : 255; + mask >>= 1; + } + } + var count = 0; + pos = 0; + if (data[pos] !== 0) { + points[0] = 1; + ++count; + } + for (j = 1; j < width; j++) { + if (data[pos] !== data[pos + 1]) { + points[j] = data[pos] ? 2 : 1; + ++count; + } + pos++; + } + if (data[pos] !== 0) { + points[j] = 2; + ++count; + } + for (i = 1; i < height; i++) { + pos = i * lineSize; + j0 = i * width1; + if (data[pos - lineSize] !== data[pos]) { + points[j0] = data[pos] ? 1 : 8; + ++count; + } + var sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0); + for (j = 1; j < width; j++) { + sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) + (data[pos - lineSize + 1] ? 8 : 0); + if (POINT_TYPES[sum]) { + points[j0 + j] = POINT_TYPES[sum]; + ++count; + } + pos++; + } + if (data[pos - lineSize] !== data[pos]) { + points[j0 + j] = data[pos] ? 2 : 4; + ++count; + } + if (count > POINT_TO_PROCESS_LIMIT) { + return null; + } + } + pos = lineSize * (height - 1); + j0 = i * width1; + if (data[pos] !== 0) { + points[j0] = 8; + ++count; + } + for (j = 1; j < width; j++) { + if (data[pos] !== data[pos + 1]) { + points[j0 + j] = data[pos] ? 4 : 8; + ++count; + } + pos++; + } + if (data[pos] !== 0) { + points[j0 + j] = 4; + ++count; + } + if (count > POINT_TO_PROCESS_LIMIT) { + return null; + } + var steps = new Int32Array([ + 0, + width1, + -1, + 0, + -width1, + 0, + 0, + 0, + 1 + ]); + var outlines = []; + for (i = 0; count && i <= height; i++) { + var p = i * width1; + var end = p + width; + while (p < end && !points[p]) { + p++; + } + if (p === end) { + continue; + } + var coords = [ + p % width1, + i + ]; + var type = points[p], p0 = p, pp; + do { + var step = steps[type]; + do { + p += step; + } while (!points[p]); + pp = points[p]; + if (pp !== 5 && pp !== 10) { + type = pp; + points[p] = 0; + } else { + type = pp & 0x33 * type >> 4; + points[p] &= type >> 2 | type << 2; + } + coords.push(p % width1); + coords.push(p / width1 | 0); + --count; + } while (p0 !== p); + outlines.push(coords); + --i; + } + var drawOutline = function (c) { + c.save(); + c.scale(1 / width, -1 / height); + c.translate(0, -height); + c.beginPath(); + for (var i = 0, ii = outlines.length; i < ii; i++) { + var o = outlines[i]; + c.moveTo(o[0], o[1]); + for (var j = 2, jj = o.length; j < jj; j += 2) { + c.lineTo(o[j], o[j + 1]); + } + } + c.fill(); + c.beginPath(); + c.restore(); + }; + return drawOutline; + } + var CanvasExtraState = function CanvasExtraStateClosure() { + function CanvasExtraState(old) { + this.alphaIsShape = false; + this.fontSize = 0; + this.fontSizeScale = 1; + this.textMatrix = IDENTITY_MATRIX; + this.textMatrixScale = 1; + this.fontMatrix = FONT_IDENTITY_MATRIX; + this.leading = 0; + this.x = 0; + this.y = 0; + this.lineX = 0; + this.lineY = 0; + this.charSpacing = 0; + this.wordSpacing = 0; + this.textHScale = 1; + this.textRenderingMode = TextRenderingMode.FILL; + this.textRise = 0; + this.fillColor = '#000000'; + this.strokeColor = '#000000'; + this.patternFill = false; + this.fillAlpha = 1; + this.strokeAlpha = 1; + this.lineWidth = 1; + this.activeSMask = null; + this.resumeSMaskCtx = null; + this.old = old; + } + CanvasExtraState.prototype = { + clone: function CanvasExtraState_clone() { + return Object.create(this); + }, + setCurrentPoint: function CanvasExtraState_setCurrentPoint(x, y) { + this.x = x; + this.y = y; + } + }; + return CanvasExtraState; + }(); + var CanvasGraphics = function CanvasGraphicsClosure() { + var EXECUTION_TIME = 15; + var EXECUTION_STEPS = 10; + function CanvasGraphics(canvasCtx, commonObjs, objs, imageLayer) { + this.ctx = canvasCtx; + this.current = new CanvasExtraState(); + this.stateStack = []; + this.pendingClip = null; + this.pendingEOFill = false; + this.res = null; + this.xobjs = null; + this.commonObjs = commonObjs; + this.objs = objs; + this.imageLayer = imageLayer; + this.groupStack = []; + this.processingType3 = null; + this.baseTransform = null; + this.baseTransformStack = []; + this.groupLevel = 0; + this.smaskStack = []; + this.smaskCounter = 0; + this.tempSMask = null; + this.cachedCanvases = new CachedCanvases(); + if (canvasCtx) { + addContextCurrentTransform(canvasCtx); + } + this.cachedGetSinglePixelWidth = null; + } + function putBinaryImageData(ctx, imgData) { + if (typeof ImageData !== 'undefined' && imgData instanceof ImageData) { + ctx.putImageData(imgData, 0, 0); + return; + } + var height = imgData.height, width = imgData.width; + var partialChunkHeight = height % FULL_CHUNK_HEIGHT; + var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT; + var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1; + var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT); + var srcPos = 0, destPos; + var src = imgData.data; + var dest = chunkImgData.data; + var i, j, thisChunkHeight, elemsInThisChunk; + if (imgData.kind === ImageKind.GRAYSCALE_1BPP) { + var srcLength = src.byteLength; + var dest32 = HasCanvasTypedArraysCached.value ? new Uint32Array(dest.buffer) : new Uint32ArrayView(dest); + var dest32DataLength = dest32.length; + var fullSrcDiff = width + 7 >> 3; + var white = 0xFFFFFFFF; + var black = IsLittleEndianCached.value || !HasCanvasTypedArraysCached.value ? 0xFF000000 : 0x000000FF; + for (i = 0; i < totalChunks; i++) { + thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight; + destPos = 0; + for (j = 0; j < thisChunkHeight; j++) { + var srcDiff = srcLength - srcPos; + var k = 0; + var kEnd = srcDiff > fullSrcDiff ? width : srcDiff * 8 - 7; + var kEndUnrolled = kEnd & ~7; + var mask = 0; + var srcByte = 0; + for (; k < kEndUnrolled; k += 8) { + srcByte = src[srcPos++]; + dest32[destPos++] = srcByte & 128 ? white : black; + dest32[destPos++] = srcByte & 64 ? white : black; + dest32[destPos++] = srcByte & 32 ? white : black; + dest32[destPos++] = srcByte & 16 ? white : black; + dest32[destPos++] = srcByte & 8 ? white : black; + dest32[destPos++] = srcByte & 4 ? white : black; + dest32[destPos++] = srcByte & 2 ? white : black; + dest32[destPos++] = srcByte & 1 ? white : black; + } + for (; k < kEnd; k++) { + if (mask === 0) { + srcByte = src[srcPos++]; + mask = 128; + } + dest32[destPos++] = srcByte & mask ? white : black; + mask >>= 1; + } + } + while (destPos < dest32DataLength) { + dest32[destPos++] = 0; + } + ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT); + } + } else if (imgData.kind === ImageKind.RGBA_32BPP) { + j = 0; + elemsInThisChunk = width * FULL_CHUNK_HEIGHT * 4; + for (i = 0; i < fullChunks; i++) { + dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk)); + srcPos += elemsInThisChunk; + ctx.putImageData(chunkImgData, 0, j); + j += FULL_CHUNK_HEIGHT; + } + if (i < totalChunks) { + elemsInThisChunk = width * partialChunkHeight * 4; + dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk)); + ctx.putImageData(chunkImgData, 0, j); + } + } else if (imgData.kind === ImageKind.RGB_24BPP) { + thisChunkHeight = FULL_CHUNK_HEIGHT; + elemsInThisChunk = width * thisChunkHeight; + for (i = 0; i < totalChunks; i++) { + if (i >= fullChunks) { + thisChunkHeight = partialChunkHeight; + elemsInThisChunk = width * thisChunkHeight; + } + destPos = 0; + for (j = elemsInThisChunk; j--;) { + dest[destPos++] = src[srcPos++]; + dest[destPos++] = src[srcPos++]; + dest[destPos++] = src[srcPos++]; + dest[destPos++] = 255; + } + ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT); + } + } else { + error('bad image kind: ' + imgData.kind); + } + } + function putBinaryImageMask(ctx, imgData) { + var height = imgData.height, width = imgData.width; + var partialChunkHeight = height % FULL_CHUNK_HEIGHT; + var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT; + var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1; + var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT); + var srcPos = 0; + var src = imgData.data; + var dest = chunkImgData.data; + for (var i = 0; i < totalChunks; i++) { + var thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight; + var destPos = 3; + for (var j = 0; j < thisChunkHeight; j++) { + var mask = 0; + for (var k = 0; k < width; k++) { + if (!mask) { + var elem = src[srcPos++]; + mask = 128; + } + dest[destPos] = elem & mask ? 0 : 255; + destPos += 4; + mask >>= 1; + } + } + ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT); + } + } + function copyCtxState(sourceCtx, destCtx) { + var properties = [ + 'strokeStyle', + 'fillStyle', + 'fillRule', + 'globalAlpha', + 'lineWidth', + 'lineCap', + 'lineJoin', + 'miterLimit', + 'globalCompositeOperation', + 'font' + ]; + for (var i = 0, ii = properties.length; i < ii; i++) { + var property = properties[i]; + if (sourceCtx[property] !== undefined) { + destCtx[property] = sourceCtx[property]; + } + } + if (sourceCtx.setLineDash !== undefined) { + destCtx.setLineDash(sourceCtx.getLineDash()); + destCtx.lineDashOffset = sourceCtx.lineDashOffset; + } + } + function composeSMaskBackdrop(bytes, r0, g0, b0) { + var length = bytes.length; + for (var i = 3; i < length; i += 4) { + var alpha = bytes[i]; + if (alpha === 0) { + bytes[i - 3] = r0; + bytes[i - 2] = g0; + bytes[i - 1] = b0; + } else if (alpha < 255) { + var alpha_ = 255 - alpha; + bytes[i - 3] = bytes[i - 3] * alpha + r0 * alpha_ >> 8; + bytes[i - 2] = bytes[i - 2] * alpha + g0 * alpha_ >> 8; + bytes[i - 1] = bytes[i - 1] * alpha + b0 * alpha_ >> 8; + } + } + } + function composeSMaskAlpha(maskData, layerData, transferMap) { + var length = maskData.length; + var scale = 1 / 255; + for (var i = 3; i < length; i += 4) { + var alpha = transferMap ? transferMap[maskData[i]] : maskData[i]; + layerData[i] = layerData[i] * alpha * scale | 0; + } + } + function composeSMaskLuminosity(maskData, layerData, transferMap) { + var length = maskData.length; + for (var i = 3; i < length; i += 4) { + var y = maskData[i - 3] * 77 + maskData[i - 2] * 152 + maskData[i - 1] * 28; + layerData[i] = transferMap ? layerData[i] * transferMap[y >> 8] >> 8 : layerData[i] * y >> 16; + } + } + function genericComposeSMask(maskCtx, layerCtx, width, height, subtype, backdrop, transferMap) { + var hasBackdrop = !!backdrop; + var r0 = hasBackdrop ? backdrop[0] : 0; + var g0 = hasBackdrop ? backdrop[1] : 0; + var b0 = hasBackdrop ? backdrop[2] : 0; + var composeFn; + if (subtype === 'Luminosity') { + composeFn = composeSMaskLuminosity; + } else { + composeFn = composeSMaskAlpha; + } + var PIXELS_TO_PROCESS = 1048576; + var chunkSize = Math.min(height, Math.ceil(PIXELS_TO_PROCESS / width)); + for (var row = 0; row < height; row += chunkSize) { + var chunkHeight = Math.min(chunkSize, height - row); + var maskData = maskCtx.getImageData(0, row, width, chunkHeight); + var layerData = layerCtx.getImageData(0, row, width, chunkHeight); + if (hasBackdrop) { + composeSMaskBackdrop(maskData.data, r0, g0, b0); + } + composeFn(maskData.data, layerData.data, transferMap); + maskCtx.putImageData(layerData, 0, row); + } + } + function composeSMask(ctx, smask, layerCtx) { + var mask = smask.canvas; + var maskCtx = smask.context; + ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY, smask.offsetX, smask.offsetY); + var backdrop = smask.backdrop || null; + if (!smask.transferMap && WebGLUtils.isEnabled) { + var composed = WebGLUtils.composeSMask(layerCtx.canvas, mask, { + subtype: smask.subtype, + backdrop: backdrop + }); + ctx.setTransform(1, 0, 0, 1, 0, 0); + ctx.drawImage(composed, smask.offsetX, smask.offsetY); + return; + } + genericComposeSMask(maskCtx, layerCtx, mask.width, mask.height, smask.subtype, backdrop, smask.transferMap); + ctx.drawImage(mask, 0, 0); + } + var LINE_CAP_STYLES = [ + 'butt', + 'round', + 'square' + ]; + var LINE_JOIN_STYLES = [ + 'miter', + 'round', + 'bevel' + ]; + var NORMAL_CLIP = {}; + var EO_CLIP = {}; + CanvasGraphics.prototype = { + beginDrawing: function CanvasGraphics_beginDrawing(transform, viewport, transparency) { + var width = this.ctx.canvas.width; + var height = this.ctx.canvas.height; + this.ctx.save(); + this.ctx.fillStyle = 'rgb(255, 255, 255)'; + this.ctx.fillRect(0, 0, width, height); + this.ctx.restore(); + if (transparency) { + var transparentCanvas = this.cachedCanvases.getCanvas('transparent', width, height, true); + this.compositeCtx = this.ctx; + this.transparentCanvas = transparentCanvas.canvas; + this.ctx = transparentCanvas.context; + this.ctx.save(); + this.ctx.transform.apply(this.ctx, this.compositeCtx.mozCurrentTransform); + } + this.ctx.save(); + if (transform) { + this.ctx.transform.apply(this.ctx, transform); + } + this.ctx.transform.apply(this.ctx, viewport.transform); + this.baseTransform = this.ctx.mozCurrentTransform.slice(); + if (this.imageLayer) { + this.imageLayer.beginLayout(); + } + }, + executeOperatorList: function CanvasGraphics_executeOperatorList(operatorList, executionStartIdx, continueCallback, stepper) { + var argsArray = operatorList.argsArray; + var fnArray = operatorList.fnArray; + var i = executionStartIdx || 0; + var argsArrayLen = argsArray.length; + if (argsArrayLen === i) { + return i; + } + var chunkOperations = argsArrayLen - i > EXECUTION_STEPS && typeof continueCallback === 'function'; + var endTime = chunkOperations ? Date.now() + EXECUTION_TIME : 0; + var steps = 0; + var commonObjs = this.commonObjs; + var objs = this.objs; + var fnId; + while (true) { + if (stepper !== undefined && i === stepper.nextBreakPoint) { + stepper.breakIt(i, continueCallback); + return i; + } + fnId = fnArray[i]; + if (fnId !== OPS.dependency) { + this[fnId].apply(this, argsArray[i]); + } else { + var deps = argsArray[i]; + for (var n = 0, nn = deps.length; n < nn; n++) { + var depObjId = deps[n]; + var common = depObjId[0] === 'g' && depObjId[1] === '_'; + var objsPool = common ? commonObjs : objs; + if (!objsPool.isResolved(depObjId)) { + objsPool.get(depObjId, continueCallback); + return i; + } + } + } + i++; + if (i === argsArrayLen) { + return i; + } + if (chunkOperations && ++steps > EXECUTION_STEPS) { + if (Date.now() > endTime) { + continueCallback(); + return i; + } + steps = 0; + } + } + }, + endDrawing: function CanvasGraphics_endDrawing() { + if (this.current.activeSMask !== null) { + this.endSMaskGroup(); + } + this.ctx.restore(); + if (this.transparentCanvas) { + this.ctx = this.compositeCtx; + this.ctx.save(); + this.ctx.setTransform(1, 0, 0, 1, 0, 0); + this.ctx.drawImage(this.transparentCanvas, 0, 0); + this.ctx.restore(); + this.transparentCanvas = null; + } + this.cachedCanvases.clear(); + WebGLUtils.clear(); + if (this.imageLayer) { + this.imageLayer.endLayout(); + } + }, + setLineWidth: function CanvasGraphics_setLineWidth(width) { + this.current.lineWidth = width; + this.ctx.lineWidth = width; + }, + setLineCap: function CanvasGraphics_setLineCap(style) { + this.ctx.lineCap = LINE_CAP_STYLES[style]; + }, + setLineJoin: function CanvasGraphics_setLineJoin(style) { + this.ctx.lineJoin = LINE_JOIN_STYLES[style]; + }, + setMiterLimit: function CanvasGraphics_setMiterLimit(limit) { + this.ctx.miterLimit = limit; + }, + setDash: function CanvasGraphics_setDash(dashArray, dashPhase) { + var ctx = this.ctx; + if (ctx.setLineDash !== undefined) { + ctx.setLineDash(dashArray); + ctx.lineDashOffset = dashPhase; + } + }, + setRenderingIntent: function CanvasGraphics_setRenderingIntent(intent) { + }, + setFlatness: function CanvasGraphics_setFlatness(flatness) { + }, + setGState: function CanvasGraphics_setGState(states) { + for (var i = 0, ii = states.length; i < ii; i++) { + var state = states[i]; + var key = state[0]; + var value = state[1]; + switch (key) { + case 'LW': + this.setLineWidth(value); + break; + case 'LC': + this.setLineCap(value); + break; + case 'LJ': + this.setLineJoin(value); + break; + case 'ML': + this.setMiterLimit(value); + break; + case 'D': + this.setDash(value[0], value[1]); + break; + case 'RI': + this.setRenderingIntent(value); + break; + case 'FL': + this.setFlatness(value); + break; + case 'Font': + this.setFont(value[0], value[1]); + break; + case 'CA': + this.current.strokeAlpha = state[1]; + break; + case 'ca': + this.current.fillAlpha = state[1]; + this.ctx.globalAlpha = state[1]; + break; + case 'BM': + if (value && value.name && value.name !== 'Normal') { + var mode = value.name.replace(/([A-Z])/g, function (c) { + return '-' + c.toLowerCase(); + }).substring(1); + this.ctx.globalCompositeOperation = mode; + if (this.ctx.globalCompositeOperation !== mode) { + warn('globalCompositeOperation "' + mode + '" is not supported'); + } + } else { + this.ctx.globalCompositeOperation = 'source-over'; + } + break; + case 'SMask': + if (this.current.activeSMask) { + if (this.stateStack.length > 0 && this.stateStack[this.stateStack.length - 1].activeSMask === this.current.activeSMask) { + this.suspendSMaskGroup(); + } else { + this.endSMaskGroup(); + } + } + this.current.activeSMask = value ? this.tempSMask : null; + if (this.current.activeSMask) { + this.beginSMaskGroup(); + } + this.tempSMask = null; + break; + } + } + }, + beginSMaskGroup: function CanvasGraphics_beginSMaskGroup() { + var activeSMask = this.current.activeSMask; + var drawnWidth = activeSMask.canvas.width; + var drawnHeight = activeSMask.canvas.height; + var cacheId = 'smaskGroupAt' + this.groupLevel; + var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true); + var currentCtx = this.ctx; + var currentTransform = currentCtx.mozCurrentTransform; + this.ctx.save(); + var groupCtx = scratchCanvas.context; + groupCtx.scale(1 / activeSMask.scaleX, 1 / activeSMask.scaleY); + groupCtx.translate(-activeSMask.offsetX, -activeSMask.offsetY); + groupCtx.transform.apply(groupCtx, currentTransform); + activeSMask.startTransformInverse = groupCtx.mozCurrentTransformInverse; + copyCtxState(currentCtx, groupCtx); + this.ctx = groupCtx; + this.setGState([ + [ + 'BM', + 'Normal' + ], + [ + 'ca', + 1 + ], + [ + 'CA', + 1 + ] + ]); + this.groupStack.push(currentCtx); + this.groupLevel++; + }, + suspendSMaskGroup: function CanvasGraphics_endSMaskGroup() { + var groupCtx = this.ctx; + this.groupLevel--; + this.ctx = this.groupStack.pop(); + composeSMask(this.ctx, this.current.activeSMask, groupCtx); + this.ctx.restore(); + this.ctx.save(); + copyCtxState(groupCtx, this.ctx); + this.current.resumeSMaskCtx = groupCtx; + var deltaTransform = Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform); + this.ctx.transform.apply(this.ctx, deltaTransform); + groupCtx.save(); + groupCtx.setTransform(1, 0, 0, 1, 0, 0); + groupCtx.clearRect(0, 0, groupCtx.canvas.width, groupCtx.canvas.height); + groupCtx.restore(); + }, + resumeSMaskGroup: function CanvasGraphics_endSMaskGroup() { + var groupCtx = this.current.resumeSMaskCtx; + var currentCtx = this.ctx; + this.ctx = groupCtx; + this.groupStack.push(currentCtx); + this.groupLevel++; + }, + endSMaskGroup: function CanvasGraphics_endSMaskGroup() { + var groupCtx = this.ctx; + this.groupLevel--; + this.ctx = this.groupStack.pop(); + composeSMask(this.ctx, this.current.activeSMask, groupCtx); + this.ctx.restore(); + copyCtxState(groupCtx, this.ctx); + var deltaTransform = Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform); + this.ctx.transform.apply(this.ctx, deltaTransform); + }, + save: function CanvasGraphics_save() { + this.ctx.save(); + var old = this.current; + this.stateStack.push(old); + this.current = old.clone(); + this.current.resumeSMaskCtx = null; + }, + restore: function CanvasGraphics_restore() { + if (this.current.resumeSMaskCtx) { + this.resumeSMaskGroup(); + } + if (this.current.activeSMask !== null && (this.stateStack.length === 0 || this.stateStack[this.stateStack.length - 1].activeSMask !== this.current.activeSMask)) { + this.endSMaskGroup(); + } + if (this.stateStack.length !== 0) { + this.current = this.stateStack.pop(); + this.ctx.restore(); + this.pendingClip = null; + this.cachedGetSinglePixelWidth = null; + } + }, + transform: function CanvasGraphics_transform(a, b, c, d, e, f) { + this.ctx.transform(a, b, c, d, e, f); + this.cachedGetSinglePixelWidth = null; + }, + constructPath: function CanvasGraphics_constructPath(ops, args) { + var ctx = this.ctx; + var current = this.current; + var x = current.x, y = current.y; + for (var i = 0, j = 0, ii = ops.length; i < ii; i++) { + switch (ops[i] | 0) { + case OPS.rectangle: + x = args[j++]; + y = args[j++]; + var width = args[j++]; + var height = args[j++]; + if (width === 0) { + width = this.getSinglePixelWidth(); + } + if (height === 0) { + height = this.getSinglePixelWidth(); + } + var xw = x + width; + var yh = y + height; + this.ctx.moveTo(x, y); + this.ctx.lineTo(xw, y); + this.ctx.lineTo(xw, yh); + this.ctx.lineTo(x, yh); + this.ctx.lineTo(x, y); + this.ctx.closePath(); + break; + case OPS.moveTo: + x = args[j++]; + y = args[j++]; + ctx.moveTo(x, y); + break; + case OPS.lineTo: + x = args[j++]; + y = args[j++]; + ctx.lineTo(x, y); + break; + case OPS.curveTo: + x = args[j + 4]; + y = args[j + 5]; + ctx.bezierCurveTo(args[j], args[j + 1], args[j + 2], args[j + 3], x, y); + j += 6; + break; + case OPS.curveTo2: + ctx.bezierCurveTo(x, y, args[j], args[j + 1], args[j + 2], args[j + 3]); + x = args[j + 2]; + y = args[j + 3]; + j += 4; + break; + case OPS.curveTo3: + x = args[j + 2]; + y = args[j + 3]; + ctx.bezierCurveTo(args[j], args[j + 1], x, y, x, y); + j += 4; + break; + case OPS.closePath: + ctx.closePath(); + break; + } + } + current.setCurrentPoint(x, y); + }, + closePath: function CanvasGraphics_closePath() { + this.ctx.closePath(); + }, + stroke: function CanvasGraphics_stroke(consumePath) { + consumePath = typeof consumePath !== 'undefined' ? consumePath : true; + var ctx = this.ctx; + var strokeColor = this.current.strokeColor; + ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth); + ctx.globalAlpha = this.current.strokeAlpha; + if (strokeColor && strokeColor.hasOwnProperty('type') && strokeColor.type === 'Pattern') { + ctx.save(); + ctx.strokeStyle = strokeColor.getPattern(ctx, this); + ctx.stroke(); + ctx.restore(); + } else { + ctx.stroke(); + } + if (consumePath) { + this.consumePath(); + } + ctx.globalAlpha = this.current.fillAlpha; + }, + closeStroke: function CanvasGraphics_closeStroke() { + this.closePath(); + this.stroke(); + }, + fill: function CanvasGraphics_fill(consumePath) { + consumePath = typeof consumePath !== 'undefined' ? consumePath : true; + var ctx = this.ctx; + var fillColor = this.current.fillColor; + var isPatternFill = this.current.patternFill; + var needRestore = false; + if (isPatternFill) { + ctx.save(); + if (this.baseTransform) { + ctx.setTransform.apply(ctx, this.baseTransform); + } + ctx.fillStyle = fillColor.getPattern(ctx, this); + needRestore = true; + } + if (this.pendingEOFill) { + if (ctx.mozFillRule !== undefined) { + ctx.mozFillRule = 'evenodd'; + ctx.fill(); + ctx.mozFillRule = 'nonzero'; + } else { + ctx.fill('evenodd'); + } + this.pendingEOFill = false; + } else { + ctx.fill(); + } + if (needRestore) { + ctx.restore(); + } + if (consumePath) { + this.consumePath(); + } + }, + eoFill: function CanvasGraphics_eoFill() { + this.pendingEOFill = true; + this.fill(); + }, + fillStroke: function CanvasGraphics_fillStroke() { + this.fill(false); + this.stroke(false); + this.consumePath(); + }, + eoFillStroke: function CanvasGraphics_eoFillStroke() { + this.pendingEOFill = true; + this.fillStroke(); + }, + closeFillStroke: function CanvasGraphics_closeFillStroke() { + this.closePath(); + this.fillStroke(); + }, + closeEOFillStroke: function CanvasGraphics_closeEOFillStroke() { + this.pendingEOFill = true; + this.closePath(); + this.fillStroke(); + }, + endPath: function CanvasGraphics_endPath() { + this.consumePath(); + }, + clip: function CanvasGraphics_clip() { + this.pendingClip = NORMAL_CLIP; + }, + eoClip: function CanvasGraphics_eoClip() { + this.pendingClip = EO_CLIP; + }, + beginText: function CanvasGraphics_beginText() { + this.current.textMatrix = IDENTITY_MATRIX; + this.current.textMatrixScale = 1; + this.current.x = this.current.lineX = 0; + this.current.y = this.current.lineY = 0; + }, + endText: function CanvasGraphics_endText() { + var paths = this.pendingTextPaths; + var ctx = this.ctx; + if (paths === undefined) { + ctx.beginPath(); + return; + } + ctx.save(); + ctx.beginPath(); + for (var i = 0; i < paths.length; i++) { + var path = paths[i]; + ctx.setTransform.apply(ctx, path.transform); + ctx.translate(path.x, path.y); + path.addToPath(ctx, path.fontSize); + } + ctx.restore(); + ctx.clip(); + ctx.beginPath(); + delete this.pendingTextPaths; + }, + setCharSpacing: function CanvasGraphics_setCharSpacing(spacing) { + this.current.charSpacing = spacing; + }, + setWordSpacing: function CanvasGraphics_setWordSpacing(spacing) { + this.current.wordSpacing = spacing; + }, + setHScale: function CanvasGraphics_setHScale(scale) { + this.current.textHScale = scale / 100; + }, + setLeading: function CanvasGraphics_setLeading(leading) { + this.current.leading = -leading; + }, + setFont: function CanvasGraphics_setFont(fontRefName, size) { + var fontObj = this.commonObjs.get(fontRefName); + var current = this.current; + if (!fontObj) { + error('Can\'t find font for ' + fontRefName); + } + current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : FONT_IDENTITY_MATRIX; + if (current.fontMatrix[0] === 0 || current.fontMatrix[3] === 0) { + warn('Invalid font matrix for font ' + fontRefName); + } + if (size < 0) { + size = -size; + current.fontDirection = -1; + } else { + current.fontDirection = 1; + } + this.current.font = fontObj; + this.current.fontSize = size; + if (fontObj.isType3Font) { + return; + } + var name = fontObj.loadedName || 'sans-serif'; + var bold = fontObj.black ? '900' : fontObj.bold ? 'bold' : 'normal'; + var italic = fontObj.italic ? 'italic' : 'normal'; + var typeface = '"' + name + '", ' + fontObj.fallbackName; + var browserFontSize = size < MIN_FONT_SIZE ? MIN_FONT_SIZE : size > MAX_FONT_SIZE ? MAX_FONT_SIZE : size; + this.current.fontSizeScale = size / browserFontSize; + var rule = italic + ' ' + bold + ' ' + browserFontSize + 'px ' + typeface; + this.ctx.font = rule; + }, + setTextRenderingMode: function CanvasGraphics_setTextRenderingMode(mode) { + this.current.textRenderingMode = mode; + }, + setTextRise: function CanvasGraphics_setTextRise(rise) { + this.current.textRise = rise; + }, + moveText: function CanvasGraphics_moveText(x, y) { + this.current.x = this.current.lineX += x; + this.current.y = this.current.lineY += y; + }, + setLeadingMoveText: function CanvasGraphics_setLeadingMoveText(x, y) { + this.setLeading(-y); + this.moveText(x, y); + }, + setTextMatrix: function CanvasGraphics_setTextMatrix(a, b, c, d, e, f) { + this.current.textMatrix = [ + a, + b, + c, + d, + e, + f + ]; + this.current.textMatrixScale = Math.sqrt(a * a + b * b); + this.current.x = this.current.lineX = 0; + this.current.y = this.current.lineY = 0; + }, + nextLine: function CanvasGraphics_nextLine() { + this.moveText(0, this.current.leading); + }, + paintChar: function CanvasGraphics_paintChar(character, x, y) { + var ctx = this.ctx; + var current = this.current; + var font = current.font; + var textRenderingMode = current.textRenderingMode; + var fontSize = current.fontSize / current.fontSizeScale; + var fillStrokeMode = textRenderingMode & TextRenderingMode.FILL_STROKE_MASK; + var isAddToPathSet = !!(textRenderingMode & TextRenderingMode.ADD_TO_PATH_FLAG); + var addToPath; + if (font.disableFontFace || isAddToPathSet) { + addToPath = font.getPathGenerator(this.commonObjs, character); + } + if (font.disableFontFace) { + ctx.save(); + ctx.translate(x, y); + ctx.beginPath(); + addToPath(ctx, fontSize); + if (fillStrokeMode === TextRenderingMode.FILL || fillStrokeMode === TextRenderingMode.FILL_STROKE) { + ctx.fill(); + } + if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) { + ctx.stroke(); + } + ctx.restore(); + } else { + if (fillStrokeMode === TextRenderingMode.FILL || fillStrokeMode === TextRenderingMode.FILL_STROKE) { + ctx.fillText(character, x, y); + } + if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) { + ctx.strokeText(character, x, y); + } + } + if (isAddToPathSet) { + var paths = this.pendingTextPaths || (this.pendingTextPaths = []); + paths.push({ + transform: ctx.mozCurrentTransform, + x: x, + y: y, + fontSize: fontSize, + addToPath: addToPath + }); + } + }, + get isFontSubpixelAAEnabled() { + var ctx = document.createElement('canvas').getContext('2d'); + ctx.scale(1.5, 1); + ctx.fillText('I', 0, 10); + var data = ctx.getImageData(0, 0, 10, 10).data; + var enabled = false; + for (var i = 3; i < data.length; i += 4) { + if (data[i] > 0 && data[i] < 255) { + enabled = true; + break; + } + } + return shadow(this, 'isFontSubpixelAAEnabled', enabled); + }, + showText: function CanvasGraphics_showText(glyphs) { + var current = this.current; + var font = current.font; + if (font.isType3Font) { + return this.showType3Text(glyphs); + } + var fontSize = current.fontSize; + if (fontSize === 0) { + return; + } + var ctx = this.ctx; + var fontSizeScale = current.fontSizeScale; + var charSpacing = current.charSpacing; + var wordSpacing = current.wordSpacing; + var fontDirection = current.fontDirection; + var textHScale = current.textHScale * fontDirection; + var glyphsLength = glyphs.length; + var vertical = font.vertical; + var spacingDir = vertical ? 1 : -1; + var defaultVMetrics = font.defaultVMetrics; + var widthAdvanceScale = fontSize * current.fontMatrix[0]; + var simpleFillText = current.textRenderingMode === TextRenderingMode.FILL && !font.disableFontFace; + ctx.save(); + ctx.transform.apply(ctx, current.textMatrix); + ctx.translate(current.x, current.y + current.textRise); + if (current.patternFill) { + ctx.fillStyle = current.fillColor.getPattern(ctx, this); + } + if (fontDirection > 0) { + ctx.scale(textHScale, -1); + } else { + ctx.scale(textHScale, 1); + } + var lineWidth = current.lineWidth; + var scale = current.textMatrixScale; + if (scale === 0 || lineWidth === 0) { + var fillStrokeMode = current.textRenderingMode & TextRenderingMode.FILL_STROKE_MASK; + if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) { + this.cachedGetSinglePixelWidth = null; + lineWidth = this.getSinglePixelWidth() * MIN_WIDTH_FACTOR; + } + } else { + lineWidth /= scale; + } + if (fontSizeScale !== 1.0) { + ctx.scale(fontSizeScale, fontSizeScale); + lineWidth /= fontSizeScale; + } + ctx.lineWidth = lineWidth; + var x = 0, i; + for (i = 0; i < glyphsLength; ++i) { + var glyph = glyphs[i]; + if (isNum(glyph)) { + x += spacingDir * glyph * fontSize / 1000; + continue; + } + var restoreNeeded = false; + var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing; + var character = glyph.fontChar; + var accent = glyph.accent; + var scaledX, scaledY, scaledAccentX, scaledAccentY; + var width = glyph.width; + if (vertical) { + var vmetric, vx, vy; + vmetric = glyph.vmetric || defaultVMetrics; + vx = glyph.vmetric ? vmetric[1] : width * 0.5; + vx = -vx * widthAdvanceScale; + vy = vmetric[2] * widthAdvanceScale; + width = vmetric ? -vmetric[0] : width; + scaledX = vx / fontSizeScale; + scaledY = (x + vy) / fontSizeScale; + } else { + scaledX = x / fontSizeScale; + scaledY = 0; + } + if (font.remeasure && width > 0) { + var measuredWidth = ctx.measureText(character).width * 1000 / fontSize * fontSizeScale; + if (width < measuredWidth && this.isFontSubpixelAAEnabled) { + var characterScaleX = width / measuredWidth; + restoreNeeded = true; + ctx.save(); + ctx.scale(characterScaleX, 1); + scaledX /= characterScaleX; + } else if (width !== measuredWidth) { + scaledX += (width - measuredWidth) / 2000 * fontSize / fontSizeScale; + } + } + if (glyph.isInFont || font.missingFile) { + if (simpleFillText && !accent) { + ctx.fillText(character, scaledX, scaledY); + } else { + this.paintChar(character, scaledX, scaledY); + if (accent) { + scaledAccentX = scaledX + accent.offset.x / fontSizeScale; + scaledAccentY = scaledY - accent.offset.y / fontSizeScale; + this.paintChar(accent.fontChar, scaledAccentX, scaledAccentY); + } + } + } + var charWidth = width * widthAdvanceScale + spacing * fontDirection; + x += charWidth; + if (restoreNeeded) { + ctx.restore(); + } + } + if (vertical) { + current.y -= x * textHScale; + } else { + current.x += x * textHScale; + } + ctx.restore(); + }, + showType3Text: function CanvasGraphics_showType3Text(glyphs) { + var ctx = this.ctx; + var current = this.current; + var font = current.font; + var fontSize = current.fontSize; + var fontDirection = current.fontDirection; + var spacingDir = font.vertical ? 1 : -1; + var charSpacing = current.charSpacing; + var wordSpacing = current.wordSpacing; + var textHScale = current.textHScale * fontDirection; + var fontMatrix = current.fontMatrix || FONT_IDENTITY_MATRIX; + var glyphsLength = glyphs.length; + var isTextInvisible = current.textRenderingMode === TextRenderingMode.INVISIBLE; + var i, glyph, width, spacingLength; + if (isTextInvisible || fontSize === 0) { + return; + } + this.cachedGetSinglePixelWidth = null; + ctx.save(); + ctx.transform.apply(ctx, current.textMatrix); + ctx.translate(current.x, current.y); + ctx.scale(textHScale, fontDirection); + for (i = 0; i < glyphsLength; ++i) { + glyph = glyphs[i]; + if (isNum(glyph)) { + spacingLength = spacingDir * glyph * fontSize / 1000; + this.ctx.translate(spacingLength, 0); + current.x += spacingLength * textHScale; + continue; + } + var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing; + var operatorList = font.charProcOperatorList[glyph.operatorListId]; + if (!operatorList) { + warn('Type3 character \"' + glyph.operatorListId + '\" is not available'); + continue; + } + this.processingType3 = glyph; + this.save(); + ctx.scale(fontSize, fontSize); + ctx.transform.apply(ctx, fontMatrix); + this.executeOperatorList(operatorList); + this.restore(); + var transformed = Util.applyTransform([ + glyph.width, + 0 + ], fontMatrix); + width = transformed[0] * fontSize + spacing; + ctx.translate(width, 0); + current.x += width * textHScale; + } + ctx.restore(); + this.processingType3 = null; + }, + setCharWidth: function CanvasGraphics_setCharWidth(xWidth, yWidth) { + }, + setCharWidthAndBounds: function CanvasGraphics_setCharWidthAndBounds(xWidth, yWidth, llx, lly, urx, ury) { + this.ctx.rect(llx, lly, urx - llx, ury - lly); + this.clip(); + this.endPath(); + }, + getColorN_Pattern: function CanvasGraphics_getColorN_Pattern(IR) { + var pattern; + if (IR[0] === 'TilingPattern') { + var color = IR[1]; + var baseTransform = this.baseTransform || this.ctx.mozCurrentTransform.slice(); + var self = this; + var canvasGraphicsFactory = { + createCanvasGraphics: function (ctx) { + return new CanvasGraphics(ctx, self.commonObjs, self.objs); + } + }; + pattern = new TilingPattern(IR, color, this.ctx, canvasGraphicsFactory, baseTransform); + } else { + pattern = getShadingPatternFromIR(IR); + } + return pattern; + }, + setStrokeColorN: function CanvasGraphics_setStrokeColorN() { + this.current.strokeColor = this.getColorN_Pattern(arguments); + }, + setFillColorN: function CanvasGraphics_setFillColorN() { + this.current.fillColor = this.getColorN_Pattern(arguments); + this.current.patternFill = true; + }, + setStrokeRGBColor: function CanvasGraphics_setStrokeRGBColor(r, g, b) { + var color = Util.makeCssRgb(r, g, b); + this.ctx.strokeStyle = color; + this.current.strokeColor = color; + }, + setFillRGBColor: function CanvasGraphics_setFillRGBColor(r, g, b) { + var color = Util.makeCssRgb(r, g, b); + this.ctx.fillStyle = color; + this.current.fillColor = color; + this.current.patternFill = false; + }, + shadingFill: function CanvasGraphics_shadingFill(patternIR) { + var ctx = this.ctx; + this.save(); + var pattern = getShadingPatternFromIR(patternIR); + ctx.fillStyle = pattern.getPattern(ctx, this, true); + var inv = ctx.mozCurrentTransformInverse; + if (inv) { + var canvas = ctx.canvas; + var width = canvas.width; + var height = canvas.height; + var bl = Util.applyTransform([ + 0, + 0 + ], inv); + var br = Util.applyTransform([ + 0, + height + ], inv); + var ul = Util.applyTransform([ + width, + 0 + ], inv); + var ur = Util.applyTransform([ + width, + height + ], inv); + var x0 = Math.min(bl[0], br[0], ul[0], ur[0]); + var y0 = Math.min(bl[1], br[1], ul[1], ur[1]); + var x1 = Math.max(bl[0], br[0], ul[0], ur[0]); + var y1 = Math.max(bl[1], br[1], ul[1], ur[1]); + this.ctx.fillRect(x0, y0, x1 - x0, y1 - y0); + } else { + this.ctx.fillRect(-1e10, -1e10, 2e10, 2e10); + } + this.restore(); + }, + beginInlineImage: function CanvasGraphics_beginInlineImage() { + error('Should not call beginInlineImage'); + }, + beginImageData: function CanvasGraphics_beginImageData() { + error('Should not call beginImageData'); + }, + paintFormXObjectBegin: function CanvasGraphics_paintFormXObjectBegin(matrix, bbox) { + this.save(); + this.baseTransformStack.push(this.baseTransform); + if (isArray(matrix) && matrix.length === 6) { + this.transform.apply(this, matrix); + } + this.baseTransform = this.ctx.mozCurrentTransform; + if (isArray(bbox) && bbox.length === 4) { + var width = bbox[2] - bbox[0]; + var height = bbox[3] - bbox[1]; + this.ctx.rect(bbox[0], bbox[1], width, height); + this.clip(); + this.endPath(); + } + }, + paintFormXObjectEnd: function CanvasGraphics_paintFormXObjectEnd() { + this.restore(); + this.baseTransform = this.baseTransformStack.pop(); + }, + beginGroup: function CanvasGraphics_beginGroup(group) { + this.save(); + var currentCtx = this.ctx; + if (!group.isolated) { + info('TODO: Support non-isolated groups.'); + } + if (group.knockout) { + warn('Knockout groups not supported.'); + } + var currentTransform = currentCtx.mozCurrentTransform; + if (group.matrix) { + currentCtx.transform.apply(currentCtx, group.matrix); + } + assert(group.bbox, 'Bounding box is required.'); + var bounds = Util.getAxialAlignedBoundingBox(group.bbox, currentCtx.mozCurrentTransform); + var canvasBounds = [ + 0, + 0, + currentCtx.canvas.width, + currentCtx.canvas.height + ]; + bounds = Util.intersect(bounds, canvasBounds) || [ + 0, + 0, + 0, + 0 + ]; + var offsetX = Math.floor(bounds[0]); + var offsetY = Math.floor(bounds[1]); + var drawnWidth = Math.max(Math.ceil(bounds[2]) - offsetX, 1); + var drawnHeight = Math.max(Math.ceil(bounds[3]) - offsetY, 1); + var scaleX = 1, scaleY = 1; + if (drawnWidth > MAX_GROUP_SIZE) { + scaleX = drawnWidth / MAX_GROUP_SIZE; + drawnWidth = MAX_GROUP_SIZE; + } + if (drawnHeight > MAX_GROUP_SIZE) { + scaleY = drawnHeight / MAX_GROUP_SIZE; + drawnHeight = MAX_GROUP_SIZE; + } + var cacheId = 'groupAt' + this.groupLevel; + if (group.smask) { + cacheId += '_smask_' + this.smaskCounter++ % 2; + } + var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true); + var groupCtx = scratchCanvas.context; + groupCtx.scale(1 / scaleX, 1 / scaleY); + groupCtx.translate(-offsetX, -offsetY); + groupCtx.transform.apply(groupCtx, currentTransform); + if (group.smask) { + this.smaskStack.push({ + canvas: scratchCanvas.canvas, + context: groupCtx, + offsetX: offsetX, + offsetY: offsetY, + scaleX: scaleX, + scaleY: scaleY, + subtype: group.smask.subtype, + backdrop: group.smask.backdrop, + transferMap: group.smask.transferMap || null, + startTransformInverse: null + }); + } else + { + currentCtx.setTransform(1, 0, 0, 1, 0, 0); + currentCtx.translate(offsetX, offsetY); + currentCtx.scale(scaleX, scaleY); + } + copyCtxState(currentCtx, groupCtx); + this.ctx = groupCtx; + this.setGState([ + [ + 'BM', + 'Normal' + ], + [ + 'ca', + 1 + ], + [ + 'CA', + 1 + ] + ]); + this.groupStack.push(currentCtx); + this.groupLevel++; + this.current.activeSMask = null; + }, + endGroup: function CanvasGraphics_endGroup(group) { + this.groupLevel--; + var groupCtx = this.ctx; + this.ctx = this.groupStack.pop(); + if (this.ctx.imageSmoothingEnabled !== undefined) { + this.ctx.imageSmoothingEnabled = false; + } else { + this.ctx.mozImageSmoothingEnabled = false; + } + if (group.smask) { + this.tempSMask = this.smaskStack.pop(); + } else { + this.ctx.drawImage(groupCtx.canvas, 0, 0); + } + this.restore(); + }, + beginAnnotations: function CanvasGraphics_beginAnnotations() { + this.save(); + this.current = new CanvasExtraState(); + if (this.baseTransform) { + this.ctx.setTransform.apply(this.ctx, this.baseTransform); + } + }, + endAnnotations: function CanvasGraphics_endAnnotations() { + this.restore(); + }, + beginAnnotation: function CanvasGraphics_beginAnnotation(rect, transform, matrix) { + this.save(); + if (isArray(rect) && rect.length === 4) { + var width = rect[2] - rect[0]; + var height = rect[3] - rect[1]; + this.ctx.rect(rect[0], rect[1], width, height); + this.clip(); + this.endPath(); + } + this.transform.apply(this, transform); + this.transform.apply(this, matrix); + }, + endAnnotation: function CanvasGraphics_endAnnotation() { + this.restore(); + }, + paintJpegXObject: function CanvasGraphics_paintJpegXObject(objId, w, h) { + var domImage = this.objs.get(objId); + if (!domImage) { + warn('Dependent image isn\'t ready yet'); + return; + } + this.save(); + var ctx = this.ctx; + ctx.scale(1 / w, -1 / h); + ctx.drawImage(domImage, 0, 0, domImage.width, domImage.height, 0, -h, w, h); + if (this.imageLayer) { + var currentTransform = ctx.mozCurrentTransformInverse; + var position = this.getCanvasPosition(0, 0); + this.imageLayer.appendImage({ + objId: objId, + left: position[0], + top: position[1], + width: w / currentTransform[0], + height: h / currentTransform[3] + }); + } + this.restore(); + }, + paintImageMaskXObject: function CanvasGraphics_paintImageMaskXObject(img) { + var ctx = this.ctx; + var width = img.width, height = img.height; + var fillColor = this.current.fillColor; + var isPatternFill = this.current.patternFill; + var glyph = this.processingType3; + if (COMPILE_TYPE3_GLYPHS && glyph && glyph.compiled === undefined) { + if (width <= MAX_SIZE_TO_COMPILE && height <= MAX_SIZE_TO_COMPILE) { + glyph.compiled = compileType3Glyph({ + data: img.data, + width: width, + height: height + }); + } else { + glyph.compiled = null; + } + } + if (glyph && glyph.compiled) { + glyph.compiled(ctx); + return; + } + var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height); + var maskCtx = maskCanvas.context; + maskCtx.save(); + putBinaryImageMask(maskCtx, img); + maskCtx.globalCompositeOperation = 'source-in'; + maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor; + maskCtx.fillRect(0, 0, width, height); + maskCtx.restore(); + this.paintInlineImageXObject(maskCanvas.canvas); + }, + paintImageMaskXObjectRepeat: function CanvasGraphics_paintImageMaskXObjectRepeat(imgData, scaleX, scaleY, positions) { + var width = imgData.width; + var height = imgData.height; + var fillColor = this.current.fillColor; + var isPatternFill = this.current.patternFill; + var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height); + var maskCtx = maskCanvas.context; + maskCtx.save(); + putBinaryImageMask(maskCtx, imgData); + maskCtx.globalCompositeOperation = 'source-in'; + maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor; + maskCtx.fillRect(0, 0, width, height); + maskCtx.restore(); + var ctx = this.ctx; + for (var i = 0, ii = positions.length; i < ii; i += 2) { + ctx.save(); + ctx.transform(scaleX, 0, 0, scaleY, positions[i], positions[i + 1]); + ctx.scale(1, -1); + ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1); + ctx.restore(); + } + }, + paintImageMaskXObjectGroup: function CanvasGraphics_paintImageMaskXObjectGroup(images) { + var ctx = this.ctx; + var fillColor = this.current.fillColor; + var isPatternFill = this.current.patternFill; + for (var i = 0, ii = images.length; i < ii; i++) { + var image = images[i]; + var width = image.width, height = image.height; + var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height); + var maskCtx = maskCanvas.context; + maskCtx.save(); + putBinaryImageMask(maskCtx, image); + maskCtx.globalCompositeOperation = 'source-in'; + maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor; + maskCtx.fillRect(0, 0, width, height); + maskCtx.restore(); + ctx.save(); + ctx.transform.apply(ctx, image.transform); + ctx.scale(1, -1); + ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1); + ctx.restore(); + } + }, + paintImageXObject: function CanvasGraphics_paintImageXObject(objId) { + var imgData = this.objs.get(objId); + if (!imgData) { + warn('Dependent image isn\'t ready yet'); + return; + } + this.paintInlineImageXObject(imgData); + }, + paintImageXObjectRepeat: function CanvasGraphics_paintImageXObjectRepeat(objId, scaleX, scaleY, positions) { + var imgData = this.objs.get(objId); + if (!imgData) { + warn('Dependent image isn\'t ready yet'); + return; + } + var width = imgData.width; + var height = imgData.height; + var map = []; + for (var i = 0, ii = positions.length; i < ii; i += 2) { + map.push({ + transform: [ + scaleX, + 0, + 0, + scaleY, + positions[i], + positions[i + 1] + ], + x: 0, + y: 0, + w: width, + h: height + }); + } + this.paintInlineImageXObjectGroup(imgData, map); + }, + paintInlineImageXObject: function CanvasGraphics_paintInlineImageXObject(imgData) { + var width = imgData.width; + var height = imgData.height; + var ctx = this.ctx; + this.save(); + ctx.scale(1 / width, -1 / height); + var currentTransform = ctx.mozCurrentTransformInverse; + var a = currentTransform[0], b = currentTransform[1]; + var widthScale = Math.max(Math.sqrt(a * a + b * b), 1); + var c = currentTransform[2], d = currentTransform[3]; + var heightScale = Math.max(Math.sqrt(c * c + d * d), 1); + var imgToPaint, tmpCanvas; + if (imgData instanceof HTMLElement || !imgData.data) { + imgToPaint = imgData; + } else { + tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', width, height); + var tmpCtx = tmpCanvas.context; + putBinaryImageData(tmpCtx, imgData); + imgToPaint = tmpCanvas.canvas; + } + var paintWidth = width, paintHeight = height; + var tmpCanvasId = 'prescale1'; + while (widthScale > 2 && paintWidth > 1 || heightScale > 2 && paintHeight > 1) { + var newWidth = paintWidth, newHeight = paintHeight; + if (widthScale > 2 && paintWidth > 1) { + newWidth = Math.ceil(paintWidth / 2); + widthScale /= paintWidth / newWidth; + } + if (heightScale > 2 && paintHeight > 1) { + newHeight = Math.ceil(paintHeight / 2); + heightScale /= paintHeight / newHeight; + } + tmpCanvas = this.cachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight); + tmpCtx = tmpCanvas.context; + tmpCtx.clearRect(0, 0, newWidth, newHeight); + tmpCtx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, 0, newWidth, newHeight); + imgToPaint = tmpCanvas.canvas; + paintWidth = newWidth; + paintHeight = newHeight; + tmpCanvasId = tmpCanvasId === 'prescale1' ? 'prescale2' : 'prescale1'; + } + ctx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, -height, width, height); + if (this.imageLayer) { + var position = this.getCanvasPosition(0, -height); + this.imageLayer.appendImage({ + imgData: imgData, + left: position[0], + top: position[1], + width: width / currentTransform[0], + height: height / currentTransform[3] + }); + } + this.restore(); + }, + paintInlineImageXObjectGroup: function CanvasGraphics_paintInlineImageXObjectGroup(imgData, map) { + var ctx = this.ctx; + var w = imgData.width; + var h = imgData.height; + var tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', w, h); + var tmpCtx = tmpCanvas.context; + putBinaryImageData(tmpCtx, imgData); + for (var i = 0, ii = map.length; i < ii; i++) { + var entry = map[i]; + ctx.save(); + ctx.transform.apply(ctx, entry.transform); + ctx.scale(1, -1); + ctx.drawImage(tmpCanvas.canvas, entry.x, entry.y, entry.w, entry.h, 0, -1, 1, 1); + if (this.imageLayer) { + var position = this.getCanvasPosition(entry.x, entry.y); + this.imageLayer.appendImage({ + imgData: imgData, + left: position[0], + top: position[1], + width: w, + height: h + }); + } + ctx.restore(); + } + }, + paintSolidColorImageMask: function CanvasGraphics_paintSolidColorImageMask() { + this.ctx.fillRect(0, 0, 1, 1); + }, + paintXObject: function CanvasGraphics_paintXObject() { + warn('Unsupported \'paintXObject\' command.'); + }, + markPoint: function CanvasGraphics_markPoint(tag) { + }, + markPointProps: function CanvasGraphics_markPointProps(tag, properties) { + }, + beginMarkedContent: function CanvasGraphics_beginMarkedContent(tag) { + }, + beginMarkedContentProps: function CanvasGraphics_beginMarkedContentProps(tag, properties) { + }, + endMarkedContent: function CanvasGraphics_endMarkedContent() { + }, + beginCompat: function CanvasGraphics_beginCompat() { + }, + endCompat: function CanvasGraphics_endCompat() { + }, + consumePath: function CanvasGraphics_consumePath() { + var ctx = this.ctx; + if (this.pendingClip) { + if (this.pendingClip === EO_CLIP) { + if (ctx.mozFillRule !== undefined) { + ctx.mozFillRule = 'evenodd'; + ctx.clip(); + ctx.mozFillRule = 'nonzero'; + } else { + ctx.clip('evenodd'); + } + } else { + ctx.clip(); + } + this.pendingClip = null; + } + ctx.beginPath(); + }, + getSinglePixelWidth: function CanvasGraphics_getSinglePixelWidth(scale) { + if (this.cachedGetSinglePixelWidth === null) { + this.ctx.save(); + var inverse = this.ctx.mozCurrentTransformInverse; + this.ctx.restore(); + this.cachedGetSinglePixelWidth = Math.sqrt(Math.max(inverse[0] * inverse[0] + inverse[1] * inverse[1], inverse[2] * inverse[2] + inverse[3] * inverse[3])); + } + return this.cachedGetSinglePixelWidth; + }, + getCanvasPosition: function CanvasGraphics_getCanvasPosition(x, y) { + var transform = this.ctx.mozCurrentTransform; + return [ + transform[0] * x + transform[2] * y + transform[4], + transform[1] * x + transform[3] * y + transform[5] + ]; + } + }; + for (var op in OPS) { + CanvasGraphics.prototype[OPS[op]] = CanvasGraphics.prototype[op]; + } + return CanvasGraphics; + }(); + exports.CanvasGraphics = CanvasGraphics; + exports.createScratchCanvas = createScratchCanvas; + })); + (function (root, factory) { + factory(root.pdfjsDisplayAPI = {}, root.pdfjsSharedUtil, root.pdfjsDisplayFontLoader, root.pdfjsDisplayCanvas, root.pdfjsDisplayMetadata, root.pdfjsDisplayDOMUtils); + }(this, function (exports, sharedUtil, displayFontLoader, displayCanvas, displayMetadata, displayDOMUtils, amdRequire) { + var InvalidPDFException = sharedUtil.InvalidPDFException; + var MessageHandler = sharedUtil.MessageHandler; + var MissingPDFException = sharedUtil.MissingPDFException; + var PageViewport = sharedUtil.PageViewport; + var PasswordResponses = sharedUtil.PasswordResponses; + var PasswordException = sharedUtil.PasswordException; + var StatTimer = sharedUtil.StatTimer; + var UnexpectedResponseException = sharedUtil.UnexpectedResponseException; + var UnknownErrorException = sharedUtil.UnknownErrorException; + var Util = sharedUtil.Util; + var createPromiseCapability = sharedUtil.createPromiseCapability; + var error = sharedUtil.error; + var deprecated = sharedUtil.deprecated; + var getVerbosityLevel = sharedUtil.getVerbosityLevel; + var info = sharedUtil.info; + var isInt = sharedUtil.isInt; + var isArray = sharedUtil.isArray; + var isArrayBuffer = sharedUtil.isArrayBuffer; + var isSameOrigin = sharedUtil.isSameOrigin; + var loadJpegStream = sharedUtil.loadJpegStream; + var stringToBytes = sharedUtil.stringToBytes; + var globalScope = sharedUtil.globalScope; + var warn = sharedUtil.warn; + var FontFaceObject = displayFontLoader.FontFaceObject; + var FontLoader = displayFontLoader.FontLoader; + var CanvasGraphics = displayCanvas.CanvasGraphics; + var createScratchCanvas = displayCanvas.createScratchCanvas; + var Metadata = displayMetadata.Metadata; + var getDefaultSetting = displayDOMUtils.getDefaultSetting; + var DEFAULT_RANGE_CHUNK_SIZE = 65536; + var isWorkerDisabled = false; + var workerSrc; + var isPostMessageTransfersDisabled = false; + var fakeWorkerFilesLoader = null; + var useRequireEnsure = false; + if (typeof window === 'undefined') { + isWorkerDisabled = true; + if (typeof require.ensure === 'undefined') { + require.ensure = require('node-ensure'); + } + useRequireEnsure = true; + } + if (typeof __webpack_require__ !== 'undefined') { + useRequireEnsure = true; + } + if (typeof requirejs !== 'undefined' && requirejs.toUrl) { + workerSrc = requirejs.toUrl('pdfjs-dist/build/pdf.worker.js'); + } + var dynamicLoaderSupported = typeof requirejs !== 'undefined' && requirejs.load; + fakeWorkerFilesLoader = useRequireEnsure ? function (callback) { + require.ensure([], function () { + var worker = require('./pdf.worker.js'); + callback(worker.WorkerMessageHandler); + }); + } : dynamicLoaderSupported ? function (callback) { + requirejs(['pdfjs-dist/build/pdf.worker'], function (worker) { + callback(worker.WorkerMessageHandler); + }); + } : null; + function getDocument(src, pdfDataRangeTransport, passwordCallback, progressCallback) { + var task = new PDFDocumentLoadingTask(); + if (arguments.length > 1) { + deprecated('getDocument is called with pdfDataRangeTransport, ' + 'passwordCallback or progressCallback argument'); + } + if (pdfDataRangeTransport) { + if (!(pdfDataRangeTransport instanceof PDFDataRangeTransport)) { + pdfDataRangeTransport = Object.create(pdfDataRangeTransport); + pdfDataRangeTransport.length = src.length; + pdfDataRangeTransport.initialData = src.initialData; + if (!pdfDataRangeTransport.abort) { + pdfDataRangeTransport.abort = function () { + }; + } + } + src = Object.create(src); + src.range = pdfDataRangeTransport; + } + task.onPassword = passwordCallback || null; + task.onProgress = progressCallback || null; + var source; + if (typeof src === 'string') { + source = { url: src }; + } else if (isArrayBuffer(src)) { + source = { data: src }; + } else if (src instanceof PDFDataRangeTransport) { + source = { range: src }; + } else { + if (typeof src !== 'object') { + error('Invalid parameter in getDocument, need either Uint8Array, ' + 'string or a parameter object'); + } + if (!src.url && !src.data && !src.range) { + error('Invalid parameter object: need either .data, .range or .url'); + } + source = src; + } + var params = {}; + var rangeTransport = null; + var worker = null; + for (var key in source) { + if (key === 'url' && typeof window !== 'undefined') { + params[key] = new URL(source[key], window.location).href; + continue; + } else if (key === 'range') { + rangeTransport = source[key]; + continue; + } else if (key === 'worker') { + worker = source[key]; + continue; + } else if (key === 'data' && !(source[key] instanceof Uint8Array)) { + var pdfBytes = source[key]; + if (typeof pdfBytes === 'string') { + params[key] = stringToBytes(pdfBytes); + } else if (typeof pdfBytes === 'object' && pdfBytes !== null && !isNaN(pdfBytes.length)) { + params[key] = new Uint8Array(pdfBytes); + } else if (isArrayBuffer(pdfBytes)) { + params[key] = new Uint8Array(pdfBytes); + } else { + error('Invalid PDF binary data: either typed array, string or ' + 'array-like object is expected in the data property.'); + } + continue; + } + params[key] = source[key]; + } + params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE; + if (!worker) { + worker = new PDFWorker(); + task._worker = worker; + } + var docId = task.docId; + worker.promise.then(function () { + if (task.destroyed) { + throw new Error('Loading aborted'); + } + return _fetchDocument(worker, params, rangeTransport, docId).then(function (workerId) { + if (task.destroyed) { + throw new Error('Loading aborted'); + } + var messageHandler = new MessageHandler(docId, workerId, worker.port); + var transport = new WorkerTransport(messageHandler, task, rangeTransport); + task._transport = transport; + messageHandler.send('Ready', null); + }); + }).catch(task._capability.reject); + return task; + } + function _fetchDocument(worker, source, pdfDataRangeTransport, docId) { + if (worker.destroyed) { + return Promise.reject(new Error('Worker was destroyed')); + } + source.disableAutoFetch = getDefaultSetting('disableAutoFetch'); + source.disableStream = getDefaultSetting('disableStream'); + source.chunkedViewerLoading = !!pdfDataRangeTransport; + if (pdfDataRangeTransport) { + source.length = pdfDataRangeTransport.length; + source.initialData = pdfDataRangeTransport.initialData; + } + return worker.messageHandler.sendWithPromise('GetDocRequest', { + docId: docId, + source: source, + disableRange: getDefaultSetting('disableRange'), + maxImageSize: getDefaultSetting('maxImageSize'), + cMapUrl: getDefaultSetting('cMapUrl'), + cMapPacked: getDefaultSetting('cMapPacked'), + disableFontFace: getDefaultSetting('disableFontFace'), + disableCreateObjectURL: getDefaultSetting('disableCreateObjectURL'), + postMessageTransfers: getDefaultSetting('postMessageTransfers') && !isPostMessageTransfersDisabled, + docBaseUrl: source.docBaseUrl + }).then(function (workerId) { + if (worker.destroyed) { + throw new Error('Worker was destroyed'); + } + return workerId; + }); + } + var PDFDocumentLoadingTask = function PDFDocumentLoadingTaskClosure() { + var nextDocumentId = 0; + function PDFDocumentLoadingTask() { + this._capability = createPromiseCapability(); + this._transport = null; + this._worker = null; + this.docId = 'd' + nextDocumentId++; + this.destroyed = false; + this.onPassword = null; + this.onProgress = null; + this.onUnsupportedFeature = null; + } + PDFDocumentLoadingTask.prototype = { + get promise() { + return this._capability.promise; + }, + destroy: function () { + this.destroyed = true; + var transportDestroyed = !this._transport ? Promise.resolve() : this._transport.destroy(); + return transportDestroyed.then(function () { + this._transport = null; + if (this._worker) { + this._worker.destroy(); + this._worker = null; + } + }.bind(this)); + }, + then: function PDFDocumentLoadingTask_then(onFulfilled, onRejected) { + return this.promise.then.apply(this.promise, arguments); + } + }; + return PDFDocumentLoadingTask; + }(); + var PDFDataRangeTransport = function pdfDataRangeTransportClosure() { + function PDFDataRangeTransport(length, initialData) { + this.length = length; + this.initialData = initialData; + this._rangeListeners = []; + this._progressListeners = []; + this._progressiveReadListeners = []; + this._readyCapability = createPromiseCapability(); + } + PDFDataRangeTransport.prototype = { + addRangeListener: function PDFDataRangeTransport_addRangeListener(listener) { + this._rangeListeners.push(listener); + }, + addProgressListener: function PDFDataRangeTransport_addProgressListener(listener) { + this._progressListeners.push(listener); + }, + addProgressiveReadListener: function PDFDataRangeTransport_addProgressiveReadListener(listener) { + this._progressiveReadListeners.push(listener); + }, + onDataRange: function PDFDataRangeTransport_onDataRange(begin, chunk) { + var listeners = this._rangeListeners; + for (var i = 0, n = listeners.length; i < n; ++i) { + listeners[i](begin, chunk); + } + }, + onDataProgress: function PDFDataRangeTransport_onDataProgress(loaded) { + this._readyCapability.promise.then(function () { + var listeners = this._progressListeners; + for (var i = 0, n = listeners.length; i < n; ++i) { + listeners[i](loaded); + } + }.bind(this)); + }, + onDataProgressiveRead: function PDFDataRangeTransport_onDataProgress(chunk) { + this._readyCapability.promise.then(function () { + var listeners = this._progressiveReadListeners; + for (var i = 0, n = listeners.length; i < n; ++i) { + listeners[i](chunk); + } + }.bind(this)); + }, + transportReady: function PDFDataRangeTransport_transportReady() { + this._readyCapability.resolve(); + }, + requestDataRange: function PDFDataRangeTransport_requestDataRange(begin, end) { + throw new Error('Abstract method PDFDataRangeTransport.requestDataRange'); + }, + abort: function PDFDataRangeTransport_abort() { + } + }; + return PDFDataRangeTransport; + }(); + var PDFDocumentProxy = function PDFDocumentProxyClosure() { + function PDFDocumentProxy(pdfInfo, transport, loadingTask) { + this.pdfInfo = pdfInfo; + this.transport = transport; + this.loadingTask = loadingTask; + } + PDFDocumentProxy.prototype = { + get numPages() { + return this.pdfInfo.numPages; + }, + get fingerprint() { + return this.pdfInfo.fingerprint; + }, + getPage: function PDFDocumentProxy_getPage(pageNumber) { + return this.transport.getPage(pageNumber); + }, + getPageIndex: function PDFDocumentProxy_getPageIndex(ref) { + return this.transport.getPageIndex(ref); + }, + getDestinations: function PDFDocumentProxy_getDestinations() { + return this.transport.getDestinations(); + }, + getDestination: function PDFDocumentProxy_getDestination(id) { + return this.transport.getDestination(id); + }, + getPageLabels: function PDFDocumentProxy_getPageLabels() { + return this.transport.getPageLabels(); + }, + getAttachments: function PDFDocumentProxy_getAttachments() { + return this.transport.getAttachments(); + }, + getJavaScript: function PDFDocumentProxy_getJavaScript() { + return this.transport.getJavaScript(); + }, + getOutline: function PDFDocumentProxy_getOutline() { + return this.transport.getOutline(); + }, + getMetadata: function PDFDocumentProxy_getMetadata() { + return this.transport.getMetadata(); + }, + getData: function PDFDocumentProxy_getData() { + return this.transport.getData(); + }, + getDownloadInfo: function PDFDocumentProxy_getDownloadInfo() { + return this.transport.downloadInfoCapability.promise; + }, + getStats: function PDFDocumentProxy_getStats() { + return this.transport.getStats(); + }, + cleanup: function PDFDocumentProxy_cleanup() { + this.transport.startCleanup(); + }, + destroy: function PDFDocumentProxy_destroy() { + return this.loadingTask.destroy(); + } + }; + return PDFDocumentProxy; + }(); + var PDFPageProxy = function PDFPageProxyClosure() { + function PDFPageProxy(pageIndex, pageInfo, transport) { + this.pageIndex = pageIndex; + this.pageInfo = pageInfo; + this.transport = transport; + this.stats = new StatTimer(); + this.stats.enabled = getDefaultSetting('enableStats'); + this.commonObjs = transport.commonObjs; + this.objs = new PDFObjects(); + this.cleanupAfterRender = false; + this.pendingCleanup = false; + this.intentStates = Object.create(null); + this.destroyed = false; + } + PDFPageProxy.prototype = { + get pageNumber() { + return this.pageIndex + 1; + }, + get rotate() { + return this.pageInfo.rotate; + }, + get ref() { + return this.pageInfo.ref; + }, + get userUnit() { + return this.pageInfo.userUnit; + }, + get view() { + return this.pageInfo.view; + }, + getViewport: function PDFPageProxy_getViewport(scale, rotate) { + if (arguments.length < 2) { + rotate = this.rotate; + } + return new PageViewport(this.view, scale, rotate, 0, 0); + }, + getAnnotations: function PDFPageProxy_getAnnotations(params) { + var intent = params && params.intent || null; + if (!this.annotationsPromise || this.annotationsIntent !== intent) { + this.annotationsPromise = this.transport.getAnnotations(this.pageIndex, intent); + this.annotationsIntent = intent; + } + return this.annotationsPromise; + }, + render: function PDFPageProxy_render(params) { + var stats = this.stats; + stats.time('Overall'); + this.pendingCleanup = false; + var renderingIntent = params.intent === 'print' ? 'print' : 'display'; + var renderInteractiveForms = params.renderInteractiveForms === true ? true : false; + if (!this.intentStates[renderingIntent]) { + this.intentStates[renderingIntent] = Object.create(null); + } + var intentState = this.intentStates[renderingIntent]; + if (!intentState.displayReadyCapability) { + intentState.receivingOperatorList = true; + intentState.displayReadyCapability = createPromiseCapability(); + intentState.operatorList = { + fnArray: [], + argsArray: [], + lastChunk: false + }; + this.stats.time('Page Request'); + this.transport.messageHandler.send('RenderPageRequest', { + pageIndex: this.pageNumber - 1, + intent: renderingIntent, + renderInteractiveForms: renderInteractiveForms + }); + } + var internalRenderTask = new InternalRenderTask(complete, params, this.objs, this.commonObjs, intentState.operatorList, this.pageNumber); + internalRenderTask.useRequestAnimationFrame = renderingIntent !== 'print'; + if (!intentState.renderTasks) { + intentState.renderTasks = []; + } + intentState.renderTasks.push(internalRenderTask); + var renderTask = internalRenderTask.task; + if (params.continueCallback) { + deprecated('render is used with continueCallback parameter'); + renderTask.onContinue = params.continueCallback; + } + var self = this; + intentState.displayReadyCapability.promise.then(function pageDisplayReadyPromise(transparency) { + if (self.pendingCleanup) { + complete(); + return; + } + stats.time('Rendering'); + internalRenderTask.initializeGraphics(transparency); + internalRenderTask.operatorListChanged(); + }, function pageDisplayReadPromiseError(reason) { + complete(reason); + }); + function complete(error) { + var i = intentState.renderTasks.indexOf(internalRenderTask); + if (i >= 0) { + intentState.renderTasks.splice(i, 1); + } + if (self.cleanupAfterRender) { + self.pendingCleanup = true; + } + self._tryCleanup(); + if (error) { + internalRenderTask.capability.reject(error); + } else { + internalRenderTask.capability.resolve(); + } + stats.timeEnd('Rendering'); + stats.timeEnd('Overall'); + } + return renderTask; + }, + getOperatorList: function PDFPageProxy_getOperatorList() { + function operatorListChanged() { + if (intentState.operatorList.lastChunk) { + intentState.opListReadCapability.resolve(intentState.operatorList); + var i = intentState.renderTasks.indexOf(opListTask); + if (i >= 0) { + intentState.renderTasks.splice(i, 1); + } + } + } + var renderingIntent = 'oplist'; + if (!this.intentStates[renderingIntent]) { + this.intentStates[renderingIntent] = Object.create(null); + } + var intentState = this.intentStates[renderingIntent]; + var opListTask; + if (!intentState.opListReadCapability) { + opListTask = {}; + opListTask.operatorListChanged = operatorListChanged; + intentState.receivingOperatorList = true; + intentState.opListReadCapability = createPromiseCapability(); + intentState.renderTasks = []; + intentState.renderTasks.push(opListTask); + intentState.operatorList = { + fnArray: [], + argsArray: [], + lastChunk: false + }; + this.transport.messageHandler.send('RenderPageRequest', { + pageIndex: this.pageIndex, + intent: renderingIntent + }); + } + return intentState.opListReadCapability.promise; + }, + getTextContent: function PDFPageProxy_getTextContent(params) { + return this.transport.messageHandler.sendWithPromise('GetTextContent', { + pageIndex: this.pageNumber - 1, + normalizeWhitespace: params && params.normalizeWhitespace === true ? true : false, + combineTextItems: params && params.disableCombineTextItems === true ? false : true + }); + }, + _destroy: function PDFPageProxy_destroy() { + this.destroyed = true; + this.transport.pageCache[this.pageIndex] = null; + var waitOn = []; + Object.keys(this.intentStates).forEach(function (intent) { + if (intent === 'oplist') { + return; + } + var intentState = this.intentStates[intent]; + intentState.renderTasks.forEach(function (renderTask) { + var renderCompleted = renderTask.capability.promise.catch(function () { + }); + waitOn.push(renderCompleted); + renderTask.cancel(); + }); + }, this); + this.objs.clear(); + this.annotationsPromise = null; + this.pendingCleanup = false; + return Promise.all(waitOn); + }, + destroy: function () { + deprecated('page destroy method, use cleanup() instead'); + this.cleanup(); + }, + cleanup: function PDFPageProxy_cleanup() { + this.pendingCleanup = true; + this._tryCleanup(); + }, + _tryCleanup: function PDFPageProxy_tryCleanup() { + if (!this.pendingCleanup || Object.keys(this.intentStates).some(function (intent) { + var intentState = this.intentStates[intent]; + return intentState.renderTasks.length !== 0 || intentState.receivingOperatorList; + }, this)) { + return; + } + Object.keys(this.intentStates).forEach(function (intent) { + delete this.intentStates[intent]; + }, this); + this.objs.clear(); + this.annotationsPromise = null; + this.pendingCleanup = false; + }, + _startRenderPage: function PDFPageProxy_startRenderPage(transparency, intent) { + var intentState = this.intentStates[intent]; + if (intentState.displayReadyCapability) { + intentState.displayReadyCapability.resolve(transparency); + } + }, + _renderPageChunk: function PDFPageProxy_renderPageChunk(operatorListChunk, intent) { + var intentState = this.intentStates[intent]; + var i, ii; + for (i = 0, ii = operatorListChunk.length; i < ii; i++) { + intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]); + intentState.operatorList.argsArray.push(operatorListChunk.argsArray[i]); + } + intentState.operatorList.lastChunk = operatorListChunk.lastChunk; + for (i = 0; i < intentState.renderTasks.length; i++) { + intentState.renderTasks[i].operatorListChanged(); + } + if (operatorListChunk.lastChunk) { + intentState.receivingOperatorList = false; + this._tryCleanup(); + } + } + }; + return PDFPageProxy; + }(); + var PDFWorker = function PDFWorkerClosure() { + var nextFakeWorkerId = 0; + function getWorkerSrc() { + if (typeof workerSrc !== 'undefined') { + return workerSrc; + } + if (getDefaultSetting('workerSrc')) { + return getDefaultSetting('workerSrc'); + } + if (pdfjsFilePath) { + return pdfjsFilePath.replace(/\.js$/i, '.worker.js'); + } + error('No PDFJS.workerSrc specified'); + } + var fakeWorkerFilesLoadedCapability; + function setupFakeWorkerGlobal() { + var WorkerMessageHandler; + if (fakeWorkerFilesLoadedCapability) { + return fakeWorkerFilesLoadedCapability.promise; + } + fakeWorkerFilesLoadedCapability = createPromiseCapability(); + var loader = fakeWorkerFilesLoader || function (callback) { + Util.loadScript(getWorkerSrc(), function () { + callback(window.pdfjsDistBuildPdfWorker.WorkerMessageHandler); + }); + }; + loader(fakeWorkerFilesLoadedCapability.resolve); + return fakeWorkerFilesLoadedCapability.promise; + } + function FakeWorkerPort(defer) { + this._listeners = []; + this._defer = defer; + this._deferred = Promise.resolve(undefined); + } + FakeWorkerPort.prototype = { + postMessage: function (obj, transfers) { + function cloneValue(value) { + if (typeof value !== 'object' || value === null) { + return value; + } + if (cloned.has(value)) { + return cloned.get(value); + } + var result; + var buffer; + if ((buffer = value.buffer) && isArrayBuffer(buffer)) { + var transferable = transfers && transfers.indexOf(buffer) >= 0; + if (value === buffer) { + result = value; + } else if (transferable) { + result = new value.constructor(buffer, value.byteOffset, value.byteLength); + } else { + result = new value.constructor(value); + } + cloned.set(value, result); + return result; + } + result = isArray(value) ? [] : {}; + cloned.set(value, result); + for (var i in value) { + var desc, p = value; + while (!(desc = Object.getOwnPropertyDescriptor(p, i))) { + p = Object.getPrototypeOf(p); + } + if (typeof desc.value === 'undefined' || typeof desc.value === 'function') { + continue; + } + result[i] = cloneValue(desc.value); + } + return result; + } + if (!this._defer) { + this._listeners.forEach(function (listener) { + listener.call(this, { data: obj }); + }, this); + return; + } + var cloned = new WeakMap(); + var e = { data: cloneValue(obj) }; + this._deferred.then(function () { + this._listeners.forEach(function (listener) { + listener.call(this, e); + }, this); + }.bind(this)); + }, + addEventListener: function (name, listener) { + this._listeners.push(listener); + }, + removeEventListener: function (name, listener) { + var i = this._listeners.indexOf(listener); + this._listeners.splice(i, 1); + }, + terminate: function () { + this._listeners = []; + } + }; + function createCDNWrapper(url) { + var wrapper = 'importScripts(\'' + url + '\');'; + return URL.createObjectURL(new Blob([wrapper])); + } + function PDFWorker(name) { + this.name = name; + this.destroyed = false; + this._readyCapability = createPromiseCapability(); + this._port = null; + this._webWorker = null; + this._messageHandler = null; + this._initialize(); + } + PDFWorker.prototype = { + get promise() { + return this._readyCapability.promise; + }, + get port() { + return this._port; + }, + get messageHandler() { + return this._messageHandler; + }, + _initialize: function PDFWorker_initialize() { + if (!isWorkerDisabled && !getDefaultSetting('disableWorker') && typeof Worker !== 'undefined') { + var workerSrc = getWorkerSrc(); + try { + if (!isSameOrigin(window.location.href, workerSrc)) { + workerSrc = createCDNWrapper(new URL(workerSrc, window.location).href); + } + var worker = new Worker(workerSrc); + var messageHandler = new MessageHandler('main', 'worker', worker); + var terminateEarly = function () { + worker.removeEventListener('error', onWorkerError); + messageHandler.destroy(); + worker.terminate(); + if (this.destroyed) { + this._readyCapability.reject(new Error('Worker was destroyed')); + } else { + this._setupFakeWorker(); + } + }.bind(this); + var onWorkerError = function (event) { + if (!this._webWorker) { + terminateEarly(); + } + }.bind(this); + worker.addEventListener('error', onWorkerError); + messageHandler.on('test', function PDFWorker_test(data) { + worker.removeEventListener('error', onWorkerError); + if (this.destroyed) { + terminateEarly(); + return; + } + var supportTypedArray = data && data.supportTypedArray; + if (supportTypedArray) { + this._messageHandler = messageHandler; + this._port = worker; + this._webWorker = worker; + if (!data.supportTransfers) { + isPostMessageTransfersDisabled = true; + } + this._readyCapability.resolve(); + messageHandler.send('configure', { verbosity: getVerbosityLevel() }); + } else { + this._setupFakeWorker(); + messageHandler.destroy(); + worker.terminate(); + } + }.bind(this)); + messageHandler.on('console_log', function (data) { + console.log.apply(console, data); + }); + messageHandler.on('console_error', function (data) { + console.error.apply(console, data); + }); + messageHandler.on('ready', function (data) { + worker.removeEventListener('error', onWorkerError); + if (this.destroyed) { + terminateEarly(); + return; + } + try { + sendTest(); + } catch (e) { + this._setupFakeWorker(); + } + }.bind(this)); + var sendTest = function () { + var postMessageTransfers = getDefaultSetting('postMessageTransfers') && !isPostMessageTransfersDisabled; + var testObj = new Uint8Array([postMessageTransfers ? 255 : 0]); + try { + messageHandler.send('test', testObj, [testObj.buffer]); + } catch (ex) { + info('Cannot use postMessage transfers'); + testObj[0] = 0; + messageHandler.send('test', testObj); + } + }; + sendTest(); + return; + } catch (e) { + info('The worker has been disabled.'); + } + } + this._setupFakeWorker(); + }, + _setupFakeWorker: function PDFWorker_setupFakeWorker() { + if (!isWorkerDisabled && !getDefaultSetting('disableWorker')) { + warn('Setting up fake worker.'); + isWorkerDisabled = true; + } + setupFakeWorkerGlobal().then(function (WorkerMessageHandler) { + if (this.destroyed) { + this._readyCapability.reject(new Error('Worker was destroyed')); + return; + } + var isTypedArraysPresent = Uint8Array !== Float32Array; + var port = new FakeWorkerPort(isTypedArraysPresent); + this._port = port; + var id = 'fake' + nextFakeWorkerId++; + var workerHandler = new MessageHandler(id + '_worker', id, port); + WorkerMessageHandler.setup(workerHandler, port); + var messageHandler = new MessageHandler(id, id + '_worker', port); + this._messageHandler = messageHandler; + this._readyCapability.resolve(); + }.bind(this)); + }, + destroy: function PDFWorker_destroy() { + this.destroyed = true; + if (this._webWorker) { + this._webWorker.terminate(); + this._webWorker = null; + } + this._port = null; + if (this._messageHandler) { + this._messageHandler.destroy(); + this._messageHandler = null; + } + } + }; + return PDFWorker; + }(); + var WorkerTransport = function WorkerTransportClosure() { + function WorkerTransport(messageHandler, loadingTask, pdfDataRangeTransport) { + this.messageHandler = messageHandler; + this.loadingTask = loadingTask; + this.pdfDataRangeTransport = pdfDataRangeTransport; + this.commonObjs = new PDFObjects(); + this.fontLoader = new FontLoader(loadingTask.docId); + this.destroyed = false; + this.destroyCapability = null; + this._passwordCapability = null; + this.pageCache = []; + this.pagePromises = []; + this.downloadInfoCapability = createPromiseCapability(); + this.setupMessageHandler(); + } + WorkerTransport.prototype = { + destroy: function WorkerTransport_destroy() { + if (this.destroyCapability) { + return this.destroyCapability.promise; + } + this.destroyed = true; + this.destroyCapability = createPromiseCapability(); + if (this._passwordCapability) { + this._passwordCapability.reject(new Error('Worker was destroyed during onPassword callback')); + } + var waitOn = []; + this.pageCache.forEach(function (page) { + if (page) { + waitOn.push(page._destroy()); + } + }); + this.pageCache = []; + this.pagePromises = []; + var self = this; + var terminated = this.messageHandler.sendWithPromise('Terminate', null); + waitOn.push(terminated); + Promise.all(waitOn).then(function () { + self.fontLoader.clear(); + if (self.pdfDataRangeTransport) { + self.pdfDataRangeTransport.abort(); + self.pdfDataRangeTransport = null; + } + if (self.messageHandler) { + self.messageHandler.destroy(); + self.messageHandler = null; + } + self.destroyCapability.resolve(); + }, this.destroyCapability.reject); + return this.destroyCapability.promise; + }, + setupMessageHandler: function WorkerTransport_setupMessageHandler() { + var messageHandler = this.messageHandler; + var loadingTask = this.loadingTask; + var pdfDataRangeTransport = this.pdfDataRangeTransport; + if (pdfDataRangeTransport) { + pdfDataRangeTransport.addRangeListener(function (begin, chunk) { + messageHandler.send('OnDataRange', { + begin: begin, + chunk: chunk + }); + }); + pdfDataRangeTransport.addProgressListener(function (loaded) { + messageHandler.send('OnDataProgress', { loaded: loaded }); + }); + pdfDataRangeTransport.addProgressiveReadListener(function (chunk) { + messageHandler.send('OnDataRange', { chunk: chunk }); + }); + messageHandler.on('RequestDataRange', function transportDataRange(data) { + pdfDataRangeTransport.requestDataRange(data.begin, data.end); + }, this); + } + messageHandler.on('GetDoc', function transportDoc(data) { + var pdfInfo = data.pdfInfo; + this.numPages = data.pdfInfo.numPages; + var loadingTask = this.loadingTask; + var pdfDocument = new PDFDocumentProxy(pdfInfo, this, loadingTask); + this.pdfDocument = pdfDocument; + loadingTask._capability.resolve(pdfDocument); + }, this); + messageHandler.on('PasswordRequest', function transportPasswordRequest(exception) { + this._passwordCapability = createPromiseCapability(); + if (loadingTask.onPassword) { + var updatePassword = function (password) { + this._passwordCapability.resolve({ password: password }); + }.bind(this); + loadingTask.onPassword(updatePassword, exception.code); + } else { + this._passwordCapability.reject(new PasswordException(exception.message, exception.code)); + } + return this._passwordCapability.promise; + }, this); + messageHandler.on('PasswordException', function transportPasswordException(exception) { + loadingTask._capability.reject(new PasswordException(exception.message, exception.code)); + }, this); + messageHandler.on('InvalidPDF', function transportInvalidPDF(exception) { + this.loadingTask._capability.reject(new InvalidPDFException(exception.message)); + }, this); + messageHandler.on('MissingPDF', function transportMissingPDF(exception) { + this.loadingTask._capability.reject(new MissingPDFException(exception.message)); + }, this); + messageHandler.on('UnexpectedResponse', function transportUnexpectedResponse(exception) { + this.loadingTask._capability.reject(new UnexpectedResponseException(exception.message, exception.status)); + }, this); + messageHandler.on('UnknownError', function transportUnknownError(exception) { + this.loadingTask._capability.reject(new UnknownErrorException(exception.message, exception.details)); + }, this); + messageHandler.on('DataLoaded', function transportPage(data) { + this.downloadInfoCapability.resolve(data); + }, this); + messageHandler.on('PDFManagerReady', function transportPage(data) { + if (this.pdfDataRangeTransport) { + this.pdfDataRangeTransport.transportReady(); + } + }, this); + messageHandler.on('StartRenderPage', function transportRender(data) { + if (this.destroyed) { + return; + } + var page = this.pageCache[data.pageIndex]; + page.stats.timeEnd('Page Request'); + page._startRenderPage(data.transparency, data.intent); + }, this); + messageHandler.on('RenderPageChunk', function transportRender(data) { + if (this.destroyed) { + return; + } + var page = this.pageCache[data.pageIndex]; + page._renderPageChunk(data.operatorList, data.intent); + }, this); + messageHandler.on('commonobj', function transportObj(data) { + if (this.destroyed) { + return; + } + var id = data[0]; + var type = data[1]; + if (this.commonObjs.hasData(id)) { + return; + } + switch (type) { + case 'Font': + var exportedData = data[2]; + if ('error' in exportedData) { + var exportedError = exportedData.error; + warn('Error during font loading: ' + exportedError); + this.commonObjs.resolve(id, exportedError); + break; + } + var fontRegistry = null; + if (getDefaultSetting('pdfBug') && globalScope.FontInspector && globalScope['FontInspector'].enabled) { + fontRegistry = { + registerFont: function (font, url) { + globalScope['FontInspector'].fontAdded(font, url); + } + }; + } + var font = new FontFaceObject(exportedData, { + isEvalSuported: getDefaultSetting('isEvalSupported'), + disableFontFace: getDefaultSetting('disableFontFace'), + fontRegistry: fontRegistry + }); + this.fontLoader.bind([font], function fontReady(fontObjs) { + this.commonObjs.resolve(id, font); + }.bind(this)); + break; + case 'FontPath': + this.commonObjs.resolve(id, data[2]); + break; + default: + error('Got unknown common object type ' + type); + } + }, this); + messageHandler.on('obj', function transportObj(data) { + if (this.destroyed) { + return; + } + var id = data[0]; + var pageIndex = data[1]; + var type = data[2]; + var pageProxy = this.pageCache[pageIndex]; + var imageData; + if (pageProxy.objs.hasData(id)) { + return; + } + switch (type) { + case 'JpegStream': + imageData = data[3]; + loadJpegStream(id, imageData, pageProxy.objs); + break; + case 'Image': + imageData = data[3]; + pageProxy.objs.resolve(id, imageData); + var MAX_IMAGE_SIZE_TO_STORE = 8000000; + if (imageData && 'data' in imageData && imageData.data.length > MAX_IMAGE_SIZE_TO_STORE) { + pageProxy.cleanupAfterRender = true; + } + break; + default: + error('Got unknown object type ' + type); + } + }, this); + messageHandler.on('DocProgress', function transportDocProgress(data) { + if (this.destroyed) { + return; + } + var loadingTask = this.loadingTask; + if (loadingTask.onProgress) { + loadingTask.onProgress({ + loaded: data.loaded, + total: data.total + }); + } + }, this); + messageHandler.on('PageError', function transportError(data) { + if (this.destroyed) { + return; + } + var page = this.pageCache[data.pageNum - 1]; + var intentState = page.intentStates[data.intent]; + if (intentState.displayReadyCapability) { + intentState.displayReadyCapability.reject(data.error); + } else { + error(data.error); + } + if (intentState.operatorList) { + intentState.operatorList.lastChunk = true; + for (var i = 0; i < intentState.renderTasks.length; i++) { + intentState.renderTasks[i].operatorListChanged(); + } + } + }, this); + messageHandler.on('UnsupportedFeature', function transportUnsupportedFeature(data) { + if (this.destroyed) { + return; + } + var featureId = data.featureId; + var loadingTask = this.loadingTask; + if (loadingTask.onUnsupportedFeature) { + loadingTask.onUnsupportedFeature(featureId); + } + _UnsupportedManager.notify(featureId); + }, this); + messageHandler.on('JpegDecode', function (data) { + if (this.destroyed) { + return Promise.reject(new Error('Worker was destroyed')); + } + var imageUrl = data[0]; + var components = data[1]; + if (components !== 3 && components !== 1) { + return Promise.reject(new Error('Only 3 components or 1 component can be returned')); + } + return new Promise(function (resolve, reject) { + var img = new Image(); + img.onload = function () { + var width = img.width; + var height = img.height; + var size = width * height; + var rgbaLength = size * 4; + var buf = new Uint8Array(size * components); + var tmpCanvas = createScratchCanvas(width, height); + var tmpCtx = tmpCanvas.getContext('2d'); + tmpCtx.drawImage(img, 0, 0); + var data = tmpCtx.getImageData(0, 0, width, height).data; + var i, j; + if (components === 3) { + for (i = 0, j = 0; i < rgbaLength; i += 4, j += 3) { + buf[j] = data[i]; + buf[j + 1] = data[i + 1]; + buf[j + 2] = data[i + 2]; + } + } else if (components === 1) { + for (i = 0, j = 0; i < rgbaLength; i += 4, j++) { + buf[j] = data[i]; + } + } + resolve({ + data: buf, + width: width, + height: height + }); + }; + img.onerror = function () { + reject(new Error('JpegDecode failed to load image')); + }; + img.src = imageUrl; + }); + }, this); + }, + getData: function WorkerTransport_getData() { + return this.messageHandler.sendWithPromise('GetData', null); + }, + getPage: function WorkerTransport_getPage(pageNumber, capability) { + if (!isInt(pageNumber) || pageNumber <= 0 || pageNumber > this.numPages) { + return Promise.reject(new Error('Invalid page request')); + } + var pageIndex = pageNumber - 1; + if (pageIndex in this.pagePromises) { + return this.pagePromises[pageIndex]; + } + var promise = this.messageHandler.sendWithPromise('GetPage', { pageIndex: pageIndex }).then(function (pageInfo) { + if (this.destroyed) { + throw new Error('Transport destroyed'); + } + var page = new PDFPageProxy(pageIndex, pageInfo, this); + this.pageCache[pageIndex] = page; + return page; + }.bind(this)); + this.pagePromises[pageIndex] = promise; + return promise; + }, + getPageIndex: function WorkerTransport_getPageIndexByRef(ref) { + return this.messageHandler.sendWithPromise('GetPageIndex', { ref: ref }).catch(function (reason) { + return Promise.reject(new Error(reason)); + }); + }, + getAnnotations: function WorkerTransport_getAnnotations(pageIndex, intent) { + return this.messageHandler.sendWithPromise('GetAnnotations', { + pageIndex: pageIndex, + intent: intent + }); + }, + getDestinations: function WorkerTransport_getDestinations() { + return this.messageHandler.sendWithPromise('GetDestinations', null); + }, + getDestination: function WorkerTransport_getDestination(id) { + return this.messageHandler.sendWithPromise('GetDestination', { id: id }); + }, + getPageLabels: function WorkerTransport_getPageLabels() { + return this.messageHandler.sendWithPromise('GetPageLabels', null); + }, + getAttachments: function WorkerTransport_getAttachments() { + return this.messageHandler.sendWithPromise('GetAttachments', null); + }, + getJavaScript: function WorkerTransport_getJavaScript() { + return this.messageHandler.sendWithPromise('GetJavaScript', null); + }, + getOutline: function WorkerTransport_getOutline() { + return this.messageHandler.sendWithPromise('GetOutline', null); + }, + getMetadata: function WorkerTransport_getMetadata() { + return this.messageHandler.sendWithPromise('GetMetadata', null).then(function transportMetadata(results) { + return { + info: results[0], + metadata: results[1] ? new Metadata(results[1]) : null + }; + }); + }, + getStats: function WorkerTransport_getStats() { + return this.messageHandler.sendWithPromise('GetStats', null); + }, + startCleanup: function WorkerTransport_startCleanup() { + this.messageHandler.sendWithPromise('Cleanup', null).then(function endCleanup() { + for (var i = 0, ii = this.pageCache.length; i < ii; i++) { + var page = this.pageCache[i]; + if (page) { + page.cleanup(); + } + } + this.commonObjs.clear(); + this.fontLoader.clear(); + }.bind(this)); + } + }; + return WorkerTransport; + }(); + var PDFObjects = function PDFObjectsClosure() { + function PDFObjects() { + this.objs = Object.create(null); + } + PDFObjects.prototype = { + ensureObj: function PDFObjects_ensureObj(objId) { + if (this.objs[objId]) { + return this.objs[objId]; + } + var obj = { + capability: createPromiseCapability(), + data: null, + resolved: false + }; + this.objs[objId] = obj; + return obj; + }, + get: function PDFObjects_get(objId, callback) { + if (callback) { + this.ensureObj(objId).capability.promise.then(callback); + return null; + } + var obj = this.objs[objId]; + if (!obj || !obj.resolved) { + error('Requesting object that isn\'t resolved yet ' + objId); + } + return obj.data; + }, + resolve: function PDFObjects_resolve(objId, data) { + var obj = this.ensureObj(objId); + obj.resolved = true; + obj.data = data; + obj.capability.resolve(data); + }, + isResolved: function PDFObjects_isResolved(objId) { + var objs = this.objs; + if (!objs[objId]) { + return false; + } + return objs[objId].resolved; + }, + hasData: function PDFObjects_hasData(objId) { + return this.isResolved(objId); + }, + getData: function PDFObjects_getData(objId) { + var objs = this.objs; + if (!objs[objId] || !objs[objId].resolved) { + return null; + } + return objs[objId].data; + }, + clear: function PDFObjects_clear() { + this.objs = Object.create(null); + } + }; + return PDFObjects; + }(); + var RenderTask = function RenderTaskClosure() { + function RenderTask(internalRenderTask) { + this._internalRenderTask = internalRenderTask; + this.onContinue = null; + } + RenderTask.prototype = { + get promise() { + return this._internalRenderTask.capability.promise; + }, + cancel: function RenderTask_cancel() { + this._internalRenderTask.cancel(); + }, + then: function RenderTask_then(onFulfilled, onRejected) { + return this.promise.then.apply(this.promise, arguments); + } + }; + return RenderTask; + }(); + var InternalRenderTask = function InternalRenderTaskClosure() { + function InternalRenderTask(callback, params, objs, commonObjs, operatorList, pageNumber) { + this.callback = callback; + this.params = params; + this.objs = objs; + this.commonObjs = commonObjs; + this.operatorListIdx = null; + this.operatorList = operatorList; + this.pageNumber = pageNumber; + this.running = false; + this.graphicsReadyCallback = null; + this.graphicsReady = false; + this.useRequestAnimationFrame = false; + this.cancelled = false; + this.capability = createPromiseCapability(); + this.task = new RenderTask(this); + this._continueBound = this._continue.bind(this); + this._scheduleNextBound = this._scheduleNext.bind(this); + this._nextBound = this._next.bind(this); + } + InternalRenderTask.prototype = { + initializeGraphics: function InternalRenderTask_initializeGraphics(transparency) { + if (this.cancelled) { + return; + } + if (getDefaultSetting('pdfBug') && globalScope.StepperManager && globalScope.StepperManager.enabled) { + this.stepper = globalScope.StepperManager.create(this.pageNumber - 1); + this.stepper.init(this.operatorList); + this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint(); + } + var params = this.params; + this.gfx = new CanvasGraphics(params.canvasContext, this.commonObjs, this.objs, params.imageLayer); + this.gfx.beginDrawing(params.transform, params.viewport, transparency); + this.operatorListIdx = 0; + this.graphicsReady = true; + if (this.graphicsReadyCallback) { + this.graphicsReadyCallback(); + } + }, + cancel: function InternalRenderTask_cancel() { + this.running = false; + this.cancelled = true; + this.callback('cancelled'); + }, + operatorListChanged: function InternalRenderTask_operatorListChanged() { + if (!this.graphicsReady) { + if (!this.graphicsReadyCallback) { + this.graphicsReadyCallback = this._continueBound; + } + return; + } + if (this.stepper) { + this.stepper.updateOperatorList(this.operatorList); + } + if (this.running) { + return; + } + this._continue(); + }, + _continue: function InternalRenderTask__continue() { + this.running = true; + if (this.cancelled) { + return; + } + if (this.task.onContinue) { + this.task.onContinue(this._scheduleNextBound); + } else { + this._scheduleNext(); + } + }, + _scheduleNext: function InternalRenderTask__scheduleNext() { + if (this.useRequestAnimationFrame && typeof window !== 'undefined') { + window.requestAnimationFrame(this._nextBound); + } else { + Promise.resolve(undefined).then(this._nextBound); + } + }, + _next: function InternalRenderTask__next() { + if (this.cancelled) { + return; + } + this.operatorListIdx = this.gfx.executeOperatorList(this.operatorList, this.operatorListIdx, this._continueBound, this.stepper); + if (this.operatorListIdx === this.operatorList.argsArray.length) { + this.running = false; + if (this.operatorList.lastChunk) { + this.gfx.endDrawing(); + this.callback(); + } + } + } + }; + return InternalRenderTask; + }(); + var _UnsupportedManager = function UnsupportedManagerClosure() { + var listeners = []; + return { + listen: function (cb) { + deprecated('Global UnsupportedManager.listen is used: ' + ' use PDFDocumentLoadingTask.onUnsupportedFeature instead'); + listeners.push(cb); + }, + notify: function (featureId) { + for (var i = 0, ii = listeners.length; i < ii; i++) { + listeners[i](featureId); + } + } + }; + }(); + if (typeof pdfjsVersion !== 'undefined') { + exports.version = pdfjsVersion; + } + if (typeof pdfjsBuild !== 'undefined') { + exports.build = pdfjsBuild; + } + exports.getDocument = getDocument; + exports.PDFDataRangeTransport = PDFDataRangeTransport; + exports.PDFWorker = PDFWorker; + exports.PDFDocumentProxy = PDFDocumentProxy; + exports.PDFPageProxy = PDFPageProxy; + exports._UnsupportedManager = _UnsupportedManager; + })); + (function (root, factory) { + factory(root.pdfjsDisplayGlobal = {}, root.pdfjsSharedUtil, root.pdfjsDisplayDOMUtils, root.pdfjsDisplayAPI, root.pdfjsDisplayAnnotationLayer, root.pdfjsDisplayTextLayer, root.pdfjsDisplayMetadata, root.pdfjsDisplaySVG); + }(this, function (exports, sharedUtil, displayDOMUtils, displayAPI, displayAnnotationLayer, displayTextLayer, displayMetadata, displaySVG) { + var globalScope = sharedUtil.globalScope; + var deprecated = sharedUtil.deprecated; + var warn = sharedUtil.warn; + var LinkTarget = displayDOMUtils.LinkTarget; + var DEFAULT_LINK_REL = displayDOMUtils.DEFAULT_LINK_REL; + var isWorker = typeof window === 'undefined'; + if (!globalScope.PDFJS) { + globalScope.PDFJS = {}; + } + var PDFJS = globalScope.PDFJS; + if (typeof pdfjsVersion !== 'undefined') { + PDFJS.version = pdfjsVersion; + } + if (typeof pdfjsBuild !== 'undefined') { + PDFJS.build = pdfjsBuild; + } + PDFJS.pdfBug = false; + if (PDFJS.verbosity !== undefined) { + sharedUtil.setVerbosityLevel(PDFJS.verbosity); + } + delete PDFJS.verbosity; + Object.defineProperty(PDFJS, 'verbosity', { + get: function () { + return sharedUtil.getVerbosityLevel(); + }, + set: function (level) { + sharedUtil.setVerbosityLevel(level); + }, + enumerable: true, + configurable: true + }); + PDFJS.VERBOSITY_LEVELS = sharedUtil.VERBOSITY_LEVELS; + PDFJS.OPS = sharedUtil.OPS; + PDFJS.UNSUPPORTED_FEATURES = sharedUtil.UNSUPPORTED_FEATURES; + PDFJS.isValidUrl = displayDOMUtils.isValidUrl; + PDFJS.shadow = sharedUtil.shadow; + PDFJS.createBlob = sharedUtil.createBlob; + PDFJS.createObjectURL = function PDFJS_createObjectURL(data, contentType) { + return sharedUtil.createObjectURL(data, contentType, PDFJS.disableCreateObjectURL); + }; + Object.defineProperty(PDFJS, 'isLittleEndian', { + configurable: true, + get: function PDFJS_isLittleEndian() { + var value = sharedUtil.isLittleEndian(); + return sharedUtil.shadow(PDFJS, 'isLittleEndian', value); + } + }); + PDFJS.removeNullCharacters = sharedUtil.removeNullCharacters; + PDFJS.PasswordResponses = sharedUtil.PasswordResponses; + PDFJS.PasswordException = sharedUtil.PasswordException; + PDFJS.UnknownErrorException = sharedUtil.UnknownErrorException; + PDFJS.InvalidPDFException = sharedUtil.InvalidPDFException; + PDFJS.MissingPDFException = sharedUtil.MissingPDFException; + PDFJS.UnexpectedResponseException = sharedUtil.UnexpectedResponseException; + PDFJS.Util = sharedUtil.Util; + PDFJS.PageViewport = sharedUtil.PageViewport; + PDFJS.createPromiseCapability = sharedUtil.createPromiseCapability; + PDFJS.maxImageSize = PDFJS.maxImageSize === undefined ? -1 : PDFJS.maxImageSize; + PDFJS.cMapUrl = PDFJS.cMapUrl === undefined ? null : PDFJS.cMapUrl; + PDFJS.cMapPacked = PDFJS.cMapPacked === undefined ? false : PDFJS.cMapPacked; + PDFJS.disableFontFace = PDFJS.disableFontFace === undefined ? false : PDFJS.disableFontFace; + PDFJS.imageResourcesPath = PDFJS.imageResourcesPath === undefined ? '' : PDFJS.imageResourcesPath; + PDFJS.disableWorker = PDFJS.disableWorker === undefined ? false : PDFJS.disableWorker; + PDFJS.workerSrc = PDFJS.workerSrc === undefined ? null : PDFJS.workerSrc; + PDFJS.disableRange = PDFJS.disableRange === undefined ? false : PDFJS.disableRange; + PDFJS.disableStream = PDFJS.disableStream === undefined ? false : PDFJS.disableStream; + PDFJS.disableAutoFetch = PDFJS.disableAutoFetch === undefined ? false : PDFJS.disableAutoFetch; + PDFJS.pdfBug = PDFJS.pdfBug === undefined ? false : PDFJS.pdfBug; + PDFJS.postMessageTransfers = PDFJS.postMessageTransfers === undefined ? true : PDFJS.postMessageTransfers; + PDFJS.disableCreateObjectURL = PDFJS.disableCreateObjectURL === undefined ? false : PDFJS.disableCreateObjectURL; + PDFJS.disableWebGL = PDFJS.disableWebGL === undefined ? true : PDFJS.disableWebGL; + PDFJS.externalLinkTarget = PDFJS.externalLinkTarget === undefined ? LinkTarget.NONE : PDFJS.externalLinkTarget; + PDFJS.externalLinkRel = PDFJS.externalLinkRel === undefined ? DEFAULT_LINK_REL : PDFJS.externalLinkRel; + PDFJS.isEvalSupported = PDFJS.isEvalSupported === undefined ? true : PDFJS.isEvalSupported; + var savedOpenExternalLinksInNewWindow = PDFJS.openExternalLinksInNewWindow; + delete PDFJS.openExternalLinksInNewWindow; + Object.defineProperty(PDFJS, 'openExternalLinksInNewWindow', { + get: function () { + return PDFJS.externalLinkTarget === LinkTarget.BLANK; + }, + set: function (value) { + if (value) { + deprecated('PDFJS.openExternalLinksInNewWindow, please use ' + '"PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK" instead.'); + } + if (PDFJS.externalLinkTarget !== LinkTarget.NONE) { + warn('PDFJS.externalLinkTarget is already initialized'); + return; + } + PDFJS.externalLinkTarget = value ? LinkTarget.BLANK : LinkTarget.NONE; + }, + enumerable: true, + configurable: true + }); + if (savedOpenExternalLinksInNewWindow) { + PDFJS.openExternalLinksInNewWindow = savedOpenExternalLinksInNewWindow; + } + PDFJS.getDocument = displayAPI.getDocument; + PDFJS.PDFDataRangeTransport = displayAPI.PDFDataRangeTransport; + PDFJS.PDFWorker = displayAPI.PDFWorker; + Object.defineProperty(PDFJS, 'hasCanvasTypedArrays', { + configurable: true, + get: function PDFJS_hasCanvasTypedArrays() { + var value = displayDOMUtils.hasCanvasTypedArrays(); + return sharedUtil.shadow(PDFJS, 'hasCanvasTypedArrays', value); + } + }); + PDFJS.CustomStyle = displayDOMUtils.CustomStyle; + PDFJS.LinkTarget = LinkTarget; + PDFJS.addLinkAttributes = displayDOMUtils.addLinkAttributes; + PDFJS.getFilenameFromUrl = displayDOMUtils.getFilenameFromUrl; + PDFJS.isExternalLinkTargetSet = displayDOMUtils.isExternalLinkTargetSet; + PDFJS.AnnotationLayer = displayAnnotationLayer.AnnotationLayer; + PDFJS.renderTextLayer = displayTextLayer.renderTextLayer; + PDFJS.Metadata = displayMetadata.Metadata; + PDFJS.SVGGraphics = displaySVG.SVGGraphics; + PDFJS.UnsupportedManager = displayAPI._UnsupportedManager; + exports.globalScope = globalScope; + exports.isWorker = isWorker; + exports.PDFJS = globalScope.PDFJS; + })); + }.call(pdfjsLibs)); + exports.PDFJS = pdfjsLibs.pdfjsDisplayGlobal.PDFJS; + exports.build = pdfjsLibs.pdfjsDisplayAPI.build; + exports.version = pdfjsLibs.pdfjsDisplayAPI.version; + exports.getDocument = pdfjsLibs.pdfjsDisplayAPI.getDocument; + exports.PDFDataRangeTransport = pdfjsLibs.pdfjsDisplayAPI.PDFDataRangeTransport; + exports.PDFWorker = pdfjsLibs.pdfjsDisplayAPI.PDFWorker; + exports.renderTextLayer = pdfjsLibs.pdfjsDisplayTextLayer.renderTextLayer; + exports.AnnotationLayer = pdfjsLibs.pdfjsDisplayAnnotationLayer.AnnotationLayer; + exports.CustomStyle = pdfjsLibs.pdfjsDisplayDOMUtils.CustomStyle; + exports.PasswordResponses = pdfjsLibs.pdfjsSharedUtil.PasswordResponses; + exports.InvalidPDFException = pdfjsLibs.pdfjsSharedUtil.InvalidPDFException; + exports.MissingPDFException = pdfjsLibs.pdfjsSharedUtil.MissingPDFException; + exports.SVGGraphics = pdfjsLibs.pdfjsDisplaySVG.SVGGraphics; + exports.UnexpectedResponseException = pdfjsLibs.pdfjsSharedUtil.UnexpectedResponseException; + exports.OPS = pdfjsLibs.pdfjsSharedUtil.OPS; + exports.UNSUPPORTED_FEATURES = pdfjsLibs.pdfjsSharedUtil.UNSUPPORTED_FEATURES; + exports.isValidUrl = pdfjsLibs.pdfjsDisplayDOMUtils.isValidUrl; + exports.createValidAbsoluteUrl = pdfjsLibs.pdfjsSharedUtil.createValidAbsoluteUrl; + exports.createObjectURL = pdfjsLibs.pdfjsSharedUtil.createObjectURL; + exports.removeNullCharacters = pdfjsLibs.pdfjsSharedUtil.removeNullCharacters; + exports.shadow = pdfjsLibs.pdfjsSharedUtil.shadow; + exports.createBlob = pdfjsLibs.pdfjsSharedUtil.createBlob; + exports.getFilenameFromUrl = pdfjsLibs.pdfjsDisplayDOMUtils.getFilenameFromUrl; + exports.addLinkAttributes = pdfjsLibs.pdfjsDisplayDOMUtils.addLinkAttributes; +})); \ No newline at end of file diff --git a/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/pdf.worker.js b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/pdf.worker.js new file mode 100644 index 0000000000..ddb7618cab --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/static/pretixplugins/ticketoutputpdf/pdf.worker.js @@ -0,0 +1,50501 @@ +/* Copyright 2012 Mozilla Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +(function (root, factory) { + 'use strict'; + if (typeof define === 'function' && define.amd) { + define('pdfjs-dist/build/pdf.worker', ['exports'], factory); + } else if (typeof exports !== 'undefined') { + factory(exports); + } else { + factory(root['pdfjsDistBuildPdfWorker'] = {}); + } +}(this, function (exports) { + 'use strict'; + var pdfjsVersion = '1.7.225'; + var pdfjsBuild = '17d135f'; + var pdfjsFilePath = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : null; + var pdfjsLibs = {}; + (function pdfjsWrapper() { + (function (root, factory) { + factory(root.pdfjsCoreArithmeticDecoder = {}); + }(this, function (exports) { + var ArithmeticDecoder = function ArithmeticDecoderClosure() { + var QeTable = [ + { + qe: 0x5601, + nmps: 1, + nlps: 1, + switchFlag: 1 + }, + { + qe: 0x3401, + nmps: 2, + nlps: 6, + switchFlag: 0 + }, + { + qe: 0x1801, + nmps: 3, + nlps: 9, + switchFlag: 0 + }, + { + qe: 0x0AC1, + nmps: 4, + nlps: 12, + switchFlag: 0 + }, + { + qe: 0x0521, + nmps: 5, + nlps: 29, + switchFlag: 0 + }, + { + qe: 0x0221, + nmps: 38, + nlps: 33, + switchFlag: 0 + }, + { + qe: 0x5601, + nmps: 7, + nlps: 6, + switchFlag: 1 + }, + { + qe: 0x5401, + nmps: 8, + nlps: 14, + switchFlag: 0 + }, + { + qe: 0x4801, + nmps: 9, + nlps: 14, + switchFlag: 0 + }, + { + qe: 0x3801, + nmps: 10, + nlps: 14, + switchFlag: 0 + }, + { + qe: 0x3001, + nmps: 11, + nlps: 17, + switchFlag: 0 + }, + { + qe: 0x2401, + nmps: 12, + nlps: 18, + switchFlag: 0 + }, + { + qe: 0x1C01, + nmps: 13, + nlps: 20, + switchFlag: 0 + }, + { + qe: 0x1601, + nmps: 29, + nlps: 21, + switchFlag: 0 + }, + { + qe: 0x5601, + nmps: 15, + nlps: 14, + switchFlag: 1 + }, + { + qe: 0x5401, + nmps: 16, + nlps: 14, + switchFlag: 0 + }, + { + qe: 0x5101, + nmps: 17, + nlps: 15, + switchFlag: 0 + }, + { + qe: 0x4801, + nmps: 18, + nlps: 16, + switchFlag: 0 + }, + { + qe: 0x3801, + nmps: 19, + nlps: 17, + switchFlag: 0 + }, + { + qe: 0x3401, + nmps: 20, + nlps: 18, + switchFlag: 0 + }, + { + qe: 0x3001, + nmps: 21, + nlps: 19, + switchFlag: 0 + }, + { + qe: 0x2801, + nmps: 22, + nlps: 19, + switchFlag: 0 + }, + { + qe: 0x2401, + nmps: 23, + nlps: 20, + switchFlag: 0 + }, + { + qe: 0x2201, + nmps: 24, + nlps: 21, + switchFlag: 0 + }, + { + qe: 0x1C01, + nmps: 25, + nlps: 22, + switchFlag: 0 + }, + { + qe: 0x1801, + nmps: 26, + nlps: 23, + switchFlag: 0 + }, + { + qe: 0x1601, + nmps: 27, + nlps: 24, + switchFlag: 0 + }, + { + qe: 0x1401, + nmps: 28, + nlps: 25, + switchFlag: 0 + }, + { + qe: 0x1201, + nmps: 29, + nlps: 26, + switchFlag: 0 + }, + { + qe: 0x1101, + nmps: 30, + nlps: 27, + switchFlag: 0 + }, + { + qe: 0x0AC1, + nmps: 31, + nlps: 28, + switchFlag: 0 + }, + { + qe: 0x09C1, + nmps: 32, + nlps: 29, + switchFlag: 0 + }, + { + qe: 0x08A1, + nmps: 33, + nlps: 30, + switchFlag: 0 + }, + { + qe: 0x0521, + nmps: 34, + nlps: 31, + switchFlag: 0 + }, + { + qe: 0x0441, + nmps: 35, + nlps: 32, + switchFlag: 0 + }, + { + qe: 0x02A1, + nmps: 36, + nlps: 33, + switchFlag: 0 + }, + { + qe: 0x0221, + nmps: 37, + nlps: 34, + switchFlag: 0 + }, + { + qe: 0x0141, + nmps: 38, + nlps: 35, + switchFlag: 0 + }, + { + qe: 0x0111, + nmps: 39, + nlps: 36, + switchFlag: 0 + }, + { + qe: 0x0085, + nmps: 40, + nlps: 37, + switchFlag: 0 + }, + { + qe: 0x0049, + nmps: 41, + nlps: 38, + switchFlag: 0 + }, + { + qe: 0x0025, + nmps: 42, + nlps: 39, + switchFlag: 0 + }, + { + qe: 0x0015, + nmps: 43, + nlps: 40, + switchFlag: 0 + }, + { + qe: 0x0009, + nmps: 44, + nlps: 41, + switchFlag: 0 + }, + { + qe: 0x0005, + nmps: 45, + nlps: 42, + switchFlag: 0 + }, + { + qe: 0x0001, + nmps: 45, + nlps: 43, + switchFlag: 0 + }, + { + qe: 0x5601, + nmps: 46, + nlps: 46, + switchFlag: 0 + } + ]; + function ArithmeticDecoder(data, start, end) { + this.data = data; + this.bp = start; + this.dataEnd = end; + this.chigh = data[start]; + this.clow = 0; + this.byteIn(); + this.chigh = this.chigh << 7 & 0xFFFF | this.clow >> 9 & 0x7F; + this.clow = this.clow << 7 & 0xFFFF; + this.ct -= 7; + this.a = 0x8000; + } + ArithmeticDecoder.prototype = { + byteIn: function ArithmeticDecoder_byteIn() { + var data = this.data; + var bp = this.bp; + if (data[bp] === 0xFF) { + var b1 = data[bp + 1]; + if (b1 > 0x8F) { + this.clow += 0xFF00; + this.ct = 8; + } else { + bp++; + this.clow += data[bp] << 9; + this.ct = 7; + this.bp = bp; + } + } else { + bp++; + this.clow += bp < this.dataEnd ? data[bp] << 8 : 0xFF00; + this.ct = 8; + this.bp = bp; + } + if (this.clow > 0xFFFF) { + this.chigh += this.clow >> 16; + this.clow &= 0xFFFF; + } + }, + readBit: function ArithmeticDecoder_readBit(contexts, pos) { + var cx_index = contexts[pos] >> 1, cx_mps = contexts[pos] & 1; + var qeTableIcx = QeTable[cx_index]; + var qeIcx = qeTableIcx.qe; + var d; + var a = this.a - qeIcx; + if (this.chigh < qeIcx) { + if (a < qeIcx) { + a = qeIcx; + d = cx_mps; + cx_index = qeTableIcx.nmps; + } else { + a = qeIcx; + d = 1 ^ cx_mps; + if (qeTableIcx.switchFlag === 1) { + cx_mps = d; + } + cx_index = qeTableIcx.nlps; + } + } else { + this.chigh -= qeIcx; + if ((a & 0x8000) !== 0) { + this.a = a; + return cx_mps; + } + if (a < qeIcx) { + d = 1 ^ cx_mps; + if (qeTableIcx.switchFlag === 1) { + cx_mps = d; + } + cx_index = qeTableIcx.nlps; + } else { + d = cx_mps; + cx_index = qeTableIcx.nmps; + } + } + do { + if (this.ct === 0) { + this.byteIn(); + } + a <<= 1; + this.chigh = this.chigh << 1 & 0xFFFF | this.clow >> 15 & 1; + this.clow = this.clow << 1 & 0xFFFF; + this.ct--; + } while ((a & 0x8000) === 0); + this.a = a; + contexts[pos] = cx_index << 1 | cx_mps; + return d; + } + }; + return ArithmeticDecoder; + }(); + exports.ArithmeticDecoder = ArithmeticDecoder; + })); + (function (root, factory) { + factory(root.pdfjsCoreCharsets = {}); + }(this, function (exports) { + var ISOAdobeCharset = [ + '.notdef', + 'space', + 'exclam', + 'quotedbl', + 'numbersign', + 'dollar', + 'percent', + 'ampersand', + 'quoteright', + 'parenleft', + 'parenright', + 'asterisk', + 'plus', + 'comma', + 'hyphen', + 'period', + 'slash', + 'zero', + 'one', + 'two', + 'three', + 'four', + 'five', + 'six', + 'seven', + 'eight', + 'nine', + 'colon', + 'semicolon', + 'less', + 'equal', + 'greater', + 'question', + 'at', + 'A', + 'B', + 'C', + 'D', + 'E', + 'F', + 'G', + 'H', + 'I', + 'J', + 'K', + 'L', + 'M', + 'N', + 'O', + 'P', + 'Q', + 'R', + 'S', + 'T', + 'U', + 'V', + 'W', + 'X', + 'Y', + 'Z', + 'bracketleft', + 'backslash', + 'bracketright', + 'asciicircum', + 'underscore', + 'quoteleft', + 'a', + 'b', + 'c', + 'd', + 'e', + 'f', + 'g', + 'h', + 'i', + 'j', + 'k', + 'l', + 'm', + 'n', + 'o', + 'p', + 'q', + 'r', + 's', + 't', + 'u', + 'v', + 'w', + 'x', + 'y', + 'z', + 'braceleft', + 'bar', + 'braceright', + 'asciitilde', + 'exclamdown', + 'cent', + 'sterling', + 'fraction', + 'yen', + 'florin', + 'section', + 'currency', + 'quotesingle', + 'quotedblleft', + 'guillemotleft', + 'guilsinglleft', + 'guilsinglright', + 'fi', + 'fl', + 'endash', + 'dagger', + 'daggerdbl', + 'periodcentered', + 'paragraph', + 'bullet', + 'quotesinglbase', + 'quotedblbase', + 'quotedblright', + 'guillemotright', + 'ellipsis', + 'perthousand', + 'questiondown', + 'grave', + 'acute', + 'circumflex', + 'tilde', + 'macron', + 'breve', + 'dotaccent', + 'dieresis', + 'ring', + 'cedilla', + 'hungarumlaut', + 'ogonek', + 'caron', + 'emdash', + 'AE', + 'ordfeminine', + 'Lslash', + 'Oslash', + 'OE', + 'ordmasculine', + 'ae', + 'dotlessi', + 'lslash', + 'oslash', + 'oe', + 'germandbls', + 'onesuperior', + 'logicalnot', + 'mu', + 'trademark', + 'Eth', + 'onehalf', + 'plusminus', + 'Thorn', + 'onequarter', + 'divide', + 'brokenbar', + 'degree', + 'thorn', + 'threequarters', + 'twosuperior', + 'registered', + 'minus', + 'eth', + 'multiply', + 'threesuperior', + 'copyright', + 'Aacute', + 'Acircumflex', + 'Adieresis', + 'Agrave', + 'Aring', + 'Atilde', + 'Ccedilla', + 'Eacute', + 'Ecircumflex', + 'Edieresis', + 'Egrave', + 'Iacute', + 'Icircumflex', + 'Idieresis', + 'Igrave', + 'Ntilde', + 'Oacute', + 'Ocircumflex', + 'Odieresis', + 'Ograve', + 'Otilde', + 'Scaron', + 'Uacute', + 'Ucircumflex', + 'Udieresis', + 'Ugrave', + 'Yacute', + 'Ydieresis', + 'Zcaron', + 'aacute', + 'acircumflex', + 'adieresis', + 'agrave', + 'aring', + 'atilde', + 'ccedilla', + 'eacute', + 'ecircumflex', + 'edieresis', + 'egrave', + 'iacute', + 'icircumflex', + 'idieresis', + 'igrave', + 'ntilde', + 'oacute', + 'ocircumflex', + 'odieresis', + 'ograve', + 'otilde', + 'scaron', + 'uacute', + 'ucircumflex', + 'udieresis', + 'ugrave', + 'yacute', + 'ydieresis', + 'zcaron' + ]; + var ExpertCharset = [ + '.notdef', + 'space', + 'exclamsmall', + 'Hungarumlautsmall', + 'dollaroldstyle', + 'dollarsuperior', + 'ampersandsmall', + 'Acutesmall', + 'parenleftsuperior', + 'parenrightsuperior', + 'twodotenleader', + 'onedotenleader', + 'comma', + 'hyphen', + 'period', + 'fraction', + 'zerooldstyle', + 'oneoldstyle', + 'twooldstyle', + 'threeoldstyle', + 'fouroldstyle', + 'fiveoldstyle', + 'sixoldstyle', + 'sevenoldstyle', + 'eightoldstyle', + 'nineoldstyle', + 'colon', + 'semicolon', + 'commasuperior', + 'threequartersemdash', + 'periodsuperior', + 'questionsmall', + 'asuperior', + 'bsuperior', + 'centsuperior', + 'dsuperior', + 'esuperior', + 'isuperior', + 'lsuperior', + 'msuperior', + 'nsuperior', + 'osuperior', + 'rsuperior', + 'ssuperior', + 'tsuperior', + 'ff', + 'fi', + 'fl', + 'ffi', + 'ffl', + 'parenleftinferior', + 'parenrightinferior', + 'Circumflexsmall', + 'hyphensuperior', + 'Gravesmall', + 'Asmall', + 'Bsmall', + 'Csmall', + 'Dsmall', + 'Esmall', + 'Fsmall', + 'Gsmall', + 'Hsmall', + 'Ismall', + 'Jsmall', + 'Ksmall', + 'Lsmall', + 'Msmall', + 'Nsmall', + 'Osmall', + 'Psmall', + 'Qsmall', + 'Rsmall', + 'Ssmall', + 'Tsmall', + 'Usmall', + 'Vsmall', + 'Wsmall', + 'Xsmall', + 'Ysmall', + 'Zsmall', + 'colonmonetary', + 'onefitted', + 'rupiah', + 'Tildesmall', + 'exclamdownsmall', + 'centoldstyle', + 'Lslashsmall', + 'Scaronsmall', + 'Zcaronsmall', + 'Dieresissmall', + 'Brevesmall', + 'Caronsmall', + 'Dotaccentsmall', + 'Macronsmall', + 'figuredash', + 'hypheninferior', + 'Ogoneksmall', + 'Ringsmall', + 'Cedillasmall', + 'onequarter', + 'onehalf', + 'threequarters', + 'questiondownsmall', + 'oneeighth', + 'threeeighths', + 'fiveeighths', + 'seveneighths', + 'onethird', + 'twothirds', + 'zerosuperior', + 'onesuperior', + 'twosuperior', + 'threesuperior', + 'foursuperior', + 'fivesuperior', + 'sixsuperior', + 'sevensuperior', + 'eightsuperior', + 'ninesuperior', + 'zeroinferior', + 'oneinferior', + 'twoinferior', + 'threeinferior', + 'fourinferior', + 'fiveinferior', + 'sixinferior', + 'seveninferior', + 'eightinferior', + 'nineinferior', + 'centinferior', + 'dollarinferior', + 'periodinferior', + 'commainferior', + 'Agravesmall', + 'Aacutesmall', + 'Acircumflexsmall', + 'Atildesmall', + 'Adieresissmall', + 'Aringsmall', + 'AEsmall', + 'Ccedillasmall', + 'Egravesmall', + 'Eacutesmall', + 'Ecircumflexsmall', + 'Edieresissmall', + 'Igravesmall', + 'Iacutesmall', + 'Icircumflexsmall', + 'Idieresissmall', + 'Ethsmall', + 'Ntildesmall', + 'Ogravesmall', + 'Oacutesmall', + 'Ocircumflexsmall', + 'Otildesmall', + 'Odieresissmall', + 'OEsmall', + 'Oslashsmall', + 'Ugravesmall', + 'Uacutesmall', + 'Ucircumflexsmall', + 'Udieresissmall', + 'Yacutesmall', + 'Thornsmall', + 'Ydieresissmall' + ]; + var ExpertSubsetCharset = [ + '.notdef', + 'space', + 'dollaroldstyle', + 'dollarsuperior', + 'parenleftsuperior', + 'parenrightsuperior', + 'twodotenleader', + 'onedotenleader', + 'comma', + 'hyphen', + 'period', + 'fraction', + 'zerooldstyle', + 'oneoldstyle', + 'twooldstyle', + 'threeoldstyle', + 'fouroldstyle', + 'fiveoldstyle', + 'sixoldstyle', + 'sevenoldstyle', + 'eightoldstyle', + 'nineoldstyle', + 'colon', + 'semicolon', + 'commasuperior', + 'threequartersemdash', + 'periodsuperior', + 'asuperior', + 'bsuperior', + 'centsuperior', + 'dsuperior', + 'esuperior', + 'isuperior', + 'lsuperior', + 'msuperior', + 'nsuperior', + 'osuperior', + 'rsuperior', + 'ssuperior', + 'tsuperior', + 'ff', + 'fi', + 'fl', + 'ffi', + 'ffl', + 'parenleftinferior', + 'parenrightinferior', + 'hyphensuperior', + 'colonmonetary', + 'onefitted', + 'rupiah', + 'centoldstyle', + 'figuredash', + 'hypheninferior', + 'onequarter', + 'onehalf', + 'threequarters', + 'oneeighth', + 'threeeighths', + 'fiveeighths', + 'seveneighths', + 'onethird', + 'twothirds', + 'zerosuperior', + 'onesuperior', + 'twosuperior', + 'threesuperior', + 'foursuperior', + 'fivesuperior', + 'sixsuperior', + 'sevensuperior', + 'eightsuperior', + 'ninesuperior', + 'zeroinferior', + 'oneinferior', + 'twoinferior', + 'threeinferior', + 'fourinferior', + 'fiveinferior', + 'sixinferior', + 'seveninferior', + 'eightinferior', + 'nineinferior', + 'centinferior', + 'dollarinferior', + 'periodinferior', + 'commainferior' + ]; + exports.ISOAdobeCharset = ISOAdobeCharset; + exports.ExpertCharset = ExpertCharset; + exports.ExpertSubsetCharset = ExpertSubsetCharset; + })); + (function (root, factory) { + factory(root.pdfjsCoreEncodings = {}); + }(this, function (exports) { + var ExpertEncoding = [ + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'space', + 'exclamsmall', + 'Hungarumlautsmall', + '', + 'dollaroldstyle', + 'dollarsuperior', + 'ampersandsmall', + 'Acutesmall', + 'parenleftsuperior', + 'parenrightsuperior', + 'twodotenleader', + 'onedotenleader', + 'comma', + 'hyphen', + 'period', + 'fraction', + 'zerooldstyle', + 'oneoldstyle', + 'twooldstyle', + 'threeoldstyle', + 'fouroldstyle', + 'fiveoldstyle', + 'sixoldstyle', + 'sevenoldstyle', + 'eightoldstyle', + 'nineoldstyle', + 'colon', + 'semicolon', + 'commasuperior', + 'threequartersemdash', + 'periodsuperior', + 'questionsmall', + '', + 'asuperior', + 'bsuperior', + 'centsuperior', + 'dsuperior', + 'esuperior', + '', + '', + 'isuperior', + '', + '', + 'lsuperior', + 'msuperior', + 'nsuperior', + 'osuperior', + '', + '', + 'rsuperior', + 'ssuperior', + 'tsuperior', + '', + 'ff', + 'fi', + 'fl', + 'ffi', + 'ffl', + 'parenleftinferior', + '', + 'parenrightinferior', + 'Circumflexsmall', + 'hyphensuperior', + 'Gravesmall', + 'Asmall', + 'Bsmall', + 'Csmall', + 'Dsmall', + 'Esmall', + 'Fsmall', + 'Gsmall', + 'Hsmall', + 'Ismall', + 'Jsmall', + 'Ksmall', + 'Lsmall', + 'Msmall', + 'Nsmall', + 'Osmall', + 'Psmall', + 'Qsmall', + 'Rsmall', + 'Ssmall', + 'Tsmall', + 'Usmall', + 'Vsmall', + 'Wsmall', + 'Xsmall', + 'Ysmall', + 'Zsmall', + 'colonmonetary', + 'onefitted', + 'rupiah', + 'Tildesmall', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'exclamdownsmall', + 'centoldstyle', + 'Lslashsmall', + '', + '', + 'Scaronsmall', + 'Zcaronsmall', + 'Dieresissmall', + 'Brevesmall', + 'Caronsmall', + '', + 'Dotaccentsmall', + '', + '', + 'Macronsmall', + '', + '', + 'figuredash', + 'hypheninferior', + '', + '', + 'Ogoneksmall', + 'Ringsmall', + 'Cedillasmall', + '', + '', + '', + 'onequarter', + 'onehalf', + 'threequarters', + 'questiondownsmall', + 'oneeighth', + 'threeeighths', + 'fiveeighths', + 'seveneighths', + 'onethird', + 'twothirds', + '', + '', + 'zerosuperior', + 'onesuperior', + 'twosuperior', + 'threesuperior', + 'foursuperior', + 'fivesuperior', + 'sixsuperior', + 'sevensuperior', + 'eightsuperior', + 'ninesuperior', + 'zeroinferior', + 'oneinferior', + 'twoinferior', + 'threeinferior', + 'fourinferior', + 'fiveinferior', + 'sixinferior', + 'seveninferior', + 'eightinferior', + 'nineinferior', + 'centinferior', + 'dollarinferior', + 'periodinferior', + 'commainferior', + 'Agravesmall', + 'Aacutesmall', + 'Acircumflexsmall', + 'Atildesmall', + 'Adieresissmall', + 'Aringsmall', + 'AEsmall', + 'Ccedillasmall', + 'Egravesmall', + 'Eacutesmall', + 'Ecircumflexsmall', + 'Edieresissmall', + 'Igravesmall', + 'Iacutesmall', + 'Icircumflexsmall', + 'Idieresissmall', + 'Ethsmall', + 'Ntildesmall', + 'Ogravesmall', + 'Oacutesmall', + 'Ocircumflexsmall', + 'Otildesmall', + 'Odieresissmall', + 'OEsmall', + 'Oslashsmall', + 'Ugravesmall', + 'Uacutesmall', + 'Ucircumflexsmall', + 'Udieresissmall', + 'Yacutesmall', + 'Thornsmall', + 'Ydieresissmall' + ]; + var MacExpertEncoding = [ + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'space', + 'exclamsmall', + 'Hungarumlautsmall', + 'centoldstyle', + 'dollaroldstyle', + 'dollarsuperior', + 'ampersandsmall', + 'Acutesmall', + 'parenleftsuperior', + 'parenrightsuperior', + 'twodotenleader', + 'onedotenleader', + 'comma', + 'hyphen', + 'period', + 'fraction', + 'zerooldstyle', + 'oneoldstyle', + 'twooldstyle', + 'threeoldstyle', + 'fouroldstyle', + 'fiveoldstyle', + 'sixoldstyle', + 'sevenoldstyle', + 'eightoldstyle', + 'nineoldstyle', + 'colon', + 'semicolon', + '', + 'threequartersemdash', + '', + 'questionsmall', + '', + '', + '', + '', + 'Ethsmall', + '', + '', + 'onequarter', + 'onehalf', + 'threequarters', + 'oneeighth', + 'threeeighths', + 'fiveeighths', + 'seveneighths', + 'onethird', + 'twothirds', + '', + '', + '', + '', + '', + '', + 'ff', + 'fi', + 'fl', + 'ffi', + 'ffl', + 'parenleftinferior', + '', + 'parenrightinferior', + 'Circumflexsmall', + 'hypheninferior', + 'Gravesmall', + 'Asmall', + 'Bsmall', + 'Csmall', + 'Dsmall', + 'Esmall', + 'Fsmall', + 'Gsmall', + 'Hsmall', + 'Ismall', + 'Jsmall', + 'Ksmall', + 'Lsmall', + 'Msmall', + 'Nsmall', + 'Osmall', + 'Psmall', + 'Qsmall', + 'Rsmall', + 'Ssmall', + 'Tsmall', + 'Usmall', + 'Vsmall', + 'Wsmall', + 'Xsmall', + 'Ysmall', + 'Zsmall', + 'colonmonetary', + 'onefitted', + 'rupiah', + 'Tildesmall', + '', + '', + 'asuperior', + 'centsuperior', + '', + '', + '', + '', + 'Aacutesmall', + 'Agravesmall', + 'Acircumflexsmall', + 'Adieresissmall', + 'Atildesmall', + 'Aringsmall', + 'Ccedillasmall', + 'Eacutesmall', + 'Egravesmall', + 'Ecircumflexsmall', + 'Edieresissmall', + 'Iacutesmall', + 'Igravesmall', + 'Icircumflexsmall', + 'Idieresissmall', + 'Ntildesmall', + 'Oacutesmall', + 'Ogravesmall', + 'Ocircumflexsmall', + 'Odieresissmall', + 'Otildesmall', + 'Uacutesmall', + 'Ugravesmall', + 'Ucircumflexsmall', + 'Udieresissmall', + '', + 'eightsuperior', + 'fourinferior', + 'threeinferior', + 'sixinferior', + 'eightinferior', + 'seveninferior', + 'Scaronsmall', + '', + 'centinferior', + 'twoinferior', + '', + 'Dieresissmall', + '', + 'Caronsmall', + 'osuperior', + 'fiveinferior', + '', + 'commainferior', + 'periodinferior', + 'Yacutesmall', + '', + 'dollarinferior', + '', + 'Thornsmall', + '', + 'nineinferior', + 'zeroinferior', + 'Zcaronsmall', + 'AEsmall', + 'Oslashsmall', + 'questiondownsmall', + 'oneinferior', + 'Lslashsmall', + '', + '', + '', + '', + '', + '', + 'Cedillasmall', + '', + '', + '', + '', + '', + 'OEsmall', + 'figuredash', + 'hyphensuperior', + '', + '', + '', + '', + 'exclamdownsmall', + '', + 'Ydieresissmall', + '', + 'onesuperior', + 'twosuperior', + 'threesuperior', + 'foursuperior', + 'fivesuperior', + 'sixsuperior', + 'sevensuperior', + 'ninesuperior', + 'zerosuperior', + '', + 'esuperior', + 'rsuperior', + 'tsuperior', + '', + '', + 'isuperior', + 'ssuperior', + 'dsuperior', + '', + '', + '', + '', + '', + 'lsuperior', + 'Ogoneksmall', + 'Brevesmall', + 'Macronsmall', + 'bsuperior', + 'nsuperior', + 'msuperior', + 'commasuperior', + 'periodsuperior', + 'Dotaccentsmall', + 'Ringsmall' + ]; + var MacRomanEncoding = [ + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'space', + 'exclam', + 'quotedbl', + 'numbersign', + 'dollar', + 'percent', + 'ampersand', + 'quotesingle', + 'parenleft', + 'parenright', + 'asterisk', + 'plus', + 'comma', + 'hyphen', + 'period', + 'slash', + 'zero', + 'one', + 'two', + 'three', + 'four', + 'five', + 'six', + 'seven', + 'eight', + 'nine', + 'colon', + 'semicolon', + 'less', + 'equal', + 'greater', + 'question', + 'at', + 'A', + 'B', + 'C', + 'D', + 'E', + 'F', + 'G', + 'H', + 'I', + 'J', + 'K', + 'L', + 'M', + 'N', + 'O', + 'P', + 'Q', + 'R', + 'S', + 'T', + 'U', + 'V', + 'W', + 'X', + 'Y', + 'Z', + 'bracketleft', + 'backslash', + 'bracketright', + 'asciicircum', + 'underscore', + 'grave', + 'a', + 'b', + 'c', + 'd', + 'e', + 'f', + 'g', + 'h', + 'i', + 'j', + 'k', + 'l', + 'm', + 'n', + 'o', + 'p', + 'q', + 'r', + 's', + 't', + 'u', + 'v', + 'w', + 'x', + 'y', + 'z', + 'braceleft', + 'bar', + 'braceright', + 'asciitilde', + '', + 'Adieresis', + 'Aring', + 'Ccedilla', + 'Eacute', + 'Ntilde', + 'Odieresis', + 'Udieresis', + 'aacute', + 'agrave', + 'acircumflex', + 'adieresis', + 'atilde', + 'aring', + 'ccedilla', + 'eacute', + 'egrave', + 'ecircumflex', + 'edieresis', + 'iacute', + 'igrave', + 'icircumflex', + 'idieresis', + 'ntilde', + 'oacute', + 'ograve', + 'ocircumflex', + 'odieresis', + 'otilde', + 'uacute', + 'ugrave', + 'ucircumflex', + 'udieresis', + 'dagger', + 'degree', + 'cent', + 'sterling', + 'section', + 'bullet', + 'paragraph', + 'germandbls', + 'registered', + 'copyright', + 'trademark', + 'acute', + 'dieresis', + 'notequal', + 'AE', + 'Oslash', + 'infinity', + 'plusminus', + 'lessequal', + 'greaterequal', + 'yen', + 'mu', + 'partialdiff', + 'summation', + 'product', + 'pi', + 'integral', + 'ordfeminine', + 'ordmasculine', + 'Omega', + 'ae', + 'oslash', + 'questiondown', + 'exclamdown', + 'logicalnot', + 'radical', + 'florin', + 'approxequal', + 'Delta', + 'guillemotleft', + 'guillemotright', + 'ellipsis', + 'space', + 'Agrave', + 'Atilde', + 'Otilde', + 'OE', + 'oe', + 'endash', + 'emdash', + 'quotedblleft', + 'quotedblright', + 'quoteleft', + 'quoteright', + 'divide', + 'lozenge', + 'ydieresis', + 'Ydieresis', + 'fraction', + 'currency', + 'guilsinglleft', + 'guilsinglright', + 'fi', + 'fl', + 'daggerdbl', + 'periodcentered', + 'quotesinglbase', + 'quotedblbase', + 'perthousand', + 'Acircumflex', + 'Ecircumflex', + 'Aacute', + 'Edieresis', + 'Egrave', + 'Iacute', + 'Icircumflex', + 'Idieresis', + 'Igrave', + 'Oacute', + 'Ocircumflex', + 'apple', + 'Ograve', + 'Uacute', + 'Ucircumflex', + 'Ugrave', + 'dotlessi', + 'circumflex', + 'tilde', + 'macron', + 'breve', + 'dotaccent', + 'ring', + 'cedilla', + 'hungarumlaut', + 'ogonek', + 'caron' + ]; + var StandardEncoding = [ + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'space', + 'exclam', + 'quotedbl', + 'numbersign', + 'dollar', + 'percent', + 'ampersand', + 'quoteright', + 'parenleft', + 'parenright', + 'asterisk', + 'plus', + 'comma', + 'hyphen', + 'period', + 'slash', + 'zero', + 'one', + 'two', + 'three', + 'four', + 'five', + 'six', + 'seven', + 'eight', + 'nine', + 'colon', + 'semicolon', + 'less', + 'equal', + 'greater', + 'question', + 'at', + 'A', + 'B', + 'C', + 'D', + 'E', + 'F', + 'G', + 'H', + 'I', + 'J', + 'K', + 'L', + 'M', + 'N', + 'O', + 'P', + 'Q', + 'R', + 'S', + 'T', + 'U', + 'V', + 'W', + 'X', + 'Y', + 'Z', + 'bracketleft', + 'backslash', + 'bracketright', + 'asciicircum', + 'underscore', + 'quoteleft', + 'a', + 'b', + 'c', + 'd', + 'e', + 'f', + 'g', + 'h', + 'i', + 'j', + 'k', + 'l', + 'm', + 'n', + 'o', + 'p', + 'q', + 'r', + 's', + 't', + 'u', + 'v', + 'w', + 'x', + 'y', + 'z', + 'braceleft', + 'bar', + 'braceright', + 'asciitilde', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'exclamdown', + 'cent', + 'sterling', + 'fraction', + 'yen', + 'florin', + 'section', + 'currency', + 'quotesingle', + 'quotedblleft', + 'guillemotleft', + 'guilsinglleft', + 'guilsinglright', + 'fi', + 'fl', + '', + 'endash', + 'dagger', + 'daggerdbl', + 'periodcentered', + '', + 'paragraph', + 'bullet', + 'quotesinglbase', + 'quotedblbase', + 'quotedblright', + 'guillemotright', + 'ellipsis', + 'perthousand', + '', + 'questiondown', + '', + 'grave', + 'acute', + 'circumflex', + 'tilde', + 'macron', + 'breve', + 'dotaccent', + 'dieresis', + '', + 'ring', + 'cedilla', + '', + 'hungarumlaut', + 'ogonek', + 'caron', + 'emdash', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'AE', + '', + 'ordfeminine', + '', + '', + '', + '', + 'Lslash', + 'Oslash', + 'OE', + 'ordmasculine', + '', + '', + '', + '', + '', + 'ae', + '', + '', + '', + 'dotlessi', + '', + '', + 'lslash', + 'oslash', + 'oe', + 'germandbls' + ]; + var WinAnsiEncoding = [ + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'space', + 'exclam', + 'quotedbl', + 'numbersign', + 'dollar', + 'percent', + 'ampersand', + 'quotesingle', + 'parenleft', + 'parenright', + 'asterisk', + 'plus', + 'comma', + 'hyphen', + 'period', + 'slash', + 'zero', + 'one', + 'two', + 'three', + 'four', + 'five', + 'six', + 'seven', + 'eight', + 'nine', + 'colon', + 'semicolon', + 'less', + 'equal', + 'greater', + 'question', + 'at', + 'A', + 'B', + 'C', + 'D', + 'E', + 'F', + 'G', + 'H', + 'I', + 'J', + 'K', + 'L', + 'M', + 'N', + 'O', + 'P', + 'Q', + 'R', + 'S', + 'T', + 'U', + 'V', + 'W', + 'X', + 'Y', + 'Z', + 'bracketleft', + 'backslash', + 'bracketright', + 'asciicircum', + 'underscore', + 'grave', + 'a', + 'b', + 'c', + 'd', + 'e', + 'f', + 'g', + 'h', + 'i', + 'j', + 'k', + 'l', + 'm', + 'n', + 'o', + 'p', + 'q', + 'r', + 's', + 't', + 'u', + 'v', + 'w', + 'x', + 'y', + 'z', + 'braceleft', + 'bar', + 'braceright', + 'asciitilde', + 'bullet', + 'Euro', + 'bullet', + 'quotesinglbase', + 'florin', + 'quotedblbase', + 'ellipsis', + 'dagger', + 'daggerdbl', + 'circumflex', + 'perthousand', + 'Scaron', + 'guilsinglleft', + 'OE', + 'bullet', + 'Zcaron', + 'bullet', + 'bullet', + 'quoteleft', + 'quoteright', + 'quotedblleft', + 'quotedblright', + 'bullet', + 'endash', + 'emdash', + 'tilde', + 'trademark', + 'scaron', + 'guilsinglright', + 'oe', + 'bullet', + 'zcaron', + 'Ydieresis', + 'space', + 'exclamdown', + 'cent', + 'sterling', + 'currency', + 'yen', + 'brokenbar', + 'section', + 'dieresis', + 'copyright', + 'ordfeminine', + 'guillemotleft', + 'logicalnot', + 'hyphen', + 'registered', + 'macron', + 'degree', + 'plusminus', + 'twosuperior', + 'threesuperior', + 'acute', + 'mu', + 'paragraph', + 'periodcentered', + 'cedilla', + 'onesuperior', + 'ordmasculine', + 'guillemotright', + 'onequarter', + 'onehalf', + 'threequarters', + 'questiondown', + 'Agrave', + 'Aacute', + 'Acircumflex', + 'Atilde', + 'Adieresis', + 'Aring', + 'AE', + 'Ccedilla', + 'Egrave', + 'Eacute', + 'Ecircumflex', + 'Edieresis', + 'Igrave', + 'Iacute', + 'Icircumflex', + 'Idieresis', + 'Eth', + 'Ntilde', + 'Ograve', + 'Oacute', + 'Ocircumflex', + 'Otilde', + 'Odieresis', + 'multiply', + 'Oslash', + 'Ugrave', + 'Uacute', + 'Ucircumflex', + 'Udieresis', + 'Yacute', + 'Thorn', + 'germandbls', + 'agrave', + 'aacute', + 'acircumflex', + 'atilde', + 'adieresis', + 'aring', + 'ae', + 'ccedilla', + 'egrave', + 'eacute', + 'ecircumflex', + 'edieresis', + 'igrave', + 'iacute', + 'icircumflex', + 'idieresis', + 'eth', + 'ntilde', + 'ograve', + 'oacute', + 'ocircumflex', + 'otilde', + 'odieresis', + 'divide', + 'oslash', + 'ugrave', + 'uacute', + 'ucircumflex', + 'udieresis', + 'yacute', + 'thorn', + 'ydieresis' + ]; + var SymbolSetEncoding = [ + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'space', + 'exclam', + 'universal', + 'numbersign', + 'existential', + 'percent', + 'ampersand', + 'suchthat', + 'parenleft', + 'parenright', + 'asteriskmath', + 'plus', + 'comma', + 'minus', + 'period', + 'slash', + 'zero', + 'one', + 'two', + 'three', + 'four', + 'five', + 'six', + 'seven', + 'eight', + 'nine', + 'colon', + 'semicolon', + 'less', + 'equal', + 'greater', + 'question', + 'congruent', + 'Alpha', + 'Beta', + 'Chi', + 'Delta', + 'Epsilon', + 'Phi', + 'Gamma', + 'Eta', + 'Iota', + 'theta1', + 'Kappa', + 'Lambda', + 'Mu', + 'Nu', + 'Omicron', + 'Pi', + 'Theta', + 'Rho', + 'Sigma', + 'Tau', + 'Upsilon', + 'sigma1', + 'Omega', + 'Xi', + 'Psi', + 'Zeta', + 'bracketleft', + 'therefore', + 'bracketright', + 'perpendicular', + 'underscore', + 'radicalex', + 'alpha', + 'beta', + 'chi', + 'delta', + 'epsilon', + 'phi', + 'gamma', + 'eta', + 'iota', + 'phi1', + 'kappa', + 'lambda', + 'mu', + 'nu', + 'omicron', + 'pi', + 'theta', + 'rho', + 'sigma', + 'tau', + 'upsilon', + 'omega1', + 'omega', + 'xi', + 'psi', + 'zeta', + 'braceleft', + 'bar', + 'braceright', + 'similar', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'Euro', + 'Upsilon1', + 'minute', + 'lessequal', + 'fraction', + 'infinity', + 'florin', + 'club', + 'diamond', + 'heart', + 'spade', + 'arrowboth', + 'arrowleft', + 'arrowup', + 'arrowright', + 'arrowdown', + 'degree', + 'plusminus', + 'second', + 'greaterequal', + 'multiply', + 'proportional', + 'partialdiff', + 'bullet', + 'divide', + 'notequal', + 'equivalence', + 'approxequal', + 'ellipsis', + 'arrowvertex', + 'arrowhorizex', + 'carriagereturn', + 'aleph', + 'Ifraktur', + 'Rfraktur', + 'weierstrass', + 'circlemultiply', + 'circleplus', + 'emptyset', + 'intersection', + 'union', + 'propersuperset', + 'reflexsuperset', + 'notsubset', + 'propersubset', + 'reflexsubset', + 'element', + 'notelement', + 'angle', + 'gradient', + 'registerserif', + 'copyrightserif', + 'trademarkserif', + 'product', + 'radical', + 'dotmath', + 'logicalnot', + 'logicaland', + 'logicalor', + 'arrowdblboth', + 'arrowdblleft', + 'arrowdblup', + 'arrowdblright', + 'arrowdbldown', + 'lozenge', + 'angleleft', + 'registersans', + 'copyrightsans', + 'trademarksans', + 'summation', + 'parenlefttp', + 'parenleftex', + 'parenleftbt', + 'bracketlefttp', + 'bracketleftex', + 'bracketleftbt', + 'bracelefttp', + 'braceleftmid', + 'braceleftbt', + 'braceex', + '', + 'angleright', + 'integral', + 'integraltp', + 'integralex', + 'integralbt', + 'parenrighttp', + 'parenrightex', + 'parenrightbt', + 'bracketrighttp', + 'bracketrightex', + 'bracketrightbt', + 'bracerighttp', + 'bracerightmid', + 'bracerightbt' + ]; + var ZapfDingbatsEncoding = [ + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'space', + 'a1', + 'a2', + 'a202', + 'a3', + 'a4', + 'a5', + 'a119', + 'a118', + 'a117', + 'a11', + 'a12', + 'a13', + 'a14', + 'a15', + 'a16', + 'a105', + 'a17', + 'a18', + 'a19', + 'a20', + 'a21', + 'a22', + 'a23', + 'a24', + 'a25', + 'a26', + 'a27', + 'a28', + 'a6', + 'a7', + 'a8', + 'a9', + 'a10', + 'a29', + 'a30', + 'a31', + 'a32', + 'a33', + 'a34', + 'a35', + 'a36', + 'a37', + 'a38', + 'a39', + 'a40', + 'a41', + 'a42', + 'a43', + 'a44', + 'a45', + 'a46', + 'a47', + 'a48', + 'a49', + 'a50', + 'a51', + 'a52', + 'a53', + 'a54', + 'a55', + 'a56', + 'a57', + 'a58', + 'a59', + 'a60', + 'a61', + 'a62', + 'a63', + 'a64', + 'a65', + 'a66', + 'a67', + 'a68', + 'a69', + 'a70', + 'a71', + 'a72', + 'a73', + 'a74', + 'a203', + 'a75', + 'a204', + 'a76', + 'a77', + 'a78', + 'a79', + 'a81', + 'a82', + 'a83', + 'a84', + 'a97', + 'a98', + 'a99', + 'a100', + '', + 'a89', + 'a90', + 'a93', + 'a94', + 'a91', + 'a92', + 'a205', + 'a85', + 'a206', + 'a86', + 'a87', + 'a88', + 'a95', + 'a96', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + '', + 'a101', + 'a102', + 'a103', + 'a104', + 'a106', + 'a107', + 'a108', + 'a112', + 'a111', + 'a110', + 'a109', + 'a120', + 'a121', + 'a122', + 'a123', + 'a124', + 'a125', + 'a126', + 'a127', + 'a128', + 'a129', + 'a130', + 'a131', + 'a132', + 'a133', + 'a134', + 'a135', + 'a136', + 'a137', + 'a138', + 'a139', + 'a140', + 'a141', + 'a142', + 'a143', + 'a144', + 'a145', + 'a146', + 'a147', + 'a148', + 'a149', + 'a150', + 'a151', + 'a152', + 'a153', + 'a154', + 'a155', + 'a156', + 'a157', + 'a158', + 'a159', + 'a160', + 'a161', + 'a163', + 'a164', + 'a196', + 'a165', + 'a192', + 'a166', + 'a167', + 'a168', + 'a169', + 'a170', + 'a171', + 'a172', + 'a173', + 'a162', + 'a174', + 'a175', + 'a176', + 'a177', + 'a178', + 'a179', + 'a193', + 'a180', + 'a199', + 'a181', + 'a200', + 'a182', + '', + 'a201', + 'a183', + 'a184', + 'a197', + 'a185', + 'a194', + 'a198', + 'a186', + 'a195', + 'a187', + 'a188', + 'a189', + 'a190', + 'a191' + ]; + function getEncoding(encodingName) { + switch (encodingName) { + case 'WinAnsiEncoding': + return WinAnsiEncoding; + case 'StandardEncoding': + return StandardEncoding; + case 'MacRomanEncoding': + return MacRomanEncoding; + case 'SymbolSetEncoding': + return SymbolSetEncoding; + case 'ZapfDingbatsEncoding': + return ZapfDingbatsEncoding; + case 'ExpertEncoding': + return ExpertEncoding; + case 'MacExpertEncoding': + return MacExpertEncoding; + default: + return null; + } + } + exports.WinAnsiEncoding = WinAnsiEncoding; + exports.StandardEncoding = StandardEncoding; + exports.MacRomanEncoding = MacRomanEncoding; + exports.SymbolSetEncoding = SymbolSetEncoding; + exports.ZapfDingbatsEncoding = ZapfDingbatsEncoding; + exports.ExpertEncoding = ExpertEncoding; + exports.getEncoding = getEncoding; + })); + (function (root, factory) { + factory(root.pdfjsSharedUtil = {}); + }(this, function (exports) { + var globalScope = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : this; + var FONT_IDENTITY_MATRIX = [ + 0.001, + 0, + 0, + 0.001, + 0, + 0 + ]; + var TextRenderingMode = { + FILL: 0, + STROKE: 1, + FILL_STROKE: 2, + INVISIBLE: 3, + FILL_ADD_TO_PATH: 4, + STROKE_ADD_TO_PATH: 5, + FILL_STROKE_ADD_TO_PATH: 6, + ADD_TO_PATH: 7, + FILL_STROKE_MASK: 3, + ADD_TO_PATH_FLAG: 4 + }; + var ImageKind = { + GRAYSCALE_1BPP: 1, + RGB_24BPP: 2, + RGBA_32BPP: 3 + }; + var AnnotationType = { + TEXT: 1, + LINK: 2, + FREETEXT: 3, + LINE: 4, + SQUARE: 5, + CIRCLE: 6, + POLYGON: 7, + POLYLINE: 8, + HIGHLIGHT: 9, + UNDERLINE: 10, + SQUIGGLY: 11, + STRIKEOUT: 12, + STAMP: 13, + CARET: 14, + INK: 15, + POPUP: 16, + FILEATTACHMENT: 17, + SOUND: 18, + MOVIE: 19, + WIDGET: 20, + SCREEN: 21, + PRINTERMARK: 22, + TRAPNET: 23, + WATERMARK: 24, + THREED: 25, + REDACT: 26 + }; + var AnnotationFlag = { + INVISIBLE: 0x01, + HIDDEN: 0x02, + PRINT: 0x04, + NOZOOM: 0x08, + NOROTATE: 0x10, + NOVIEW: 0x20, + READONLY: 0x40, + LOCKED: 0x80, + TOGGLENOVIEW: 0x100, + LOCKEDCONTENTS: 0x200 + }; + var AnnotationFieldFlag = { + READONLY: 0x0000001, + REQUIRED: 0x0000002, + NOEXPORT: 0x0000004, + MULTILINE: 0x0001000, + PASSWORD: 0x0002000, + NOTOGGLETOOFF: 0x0004000, + RADIO: 0x0008000, + PUSHBUTTON: 0x0010000, + COMBO: 0x0020000, + EDIT: 0x0040000, + SORT: 0x0080000, + FILESELECT: 0x0100000, + MULTISELECT: 0x0200000, + DONOTSPELLCHECK: 0x0400000, + DONOTSCROLL: 0x0800000, + COMB: 0x1000000, + RICHTEXT: 0x2000000, + RADIOSINUNISON: 0x2000000, + COMMITONSELCHANGE: 0x4000000 + }; + var AnnotationBorderStyleType = { + SOLID: 1, + DASHED: 2, + BEVELED: 3, + INSET: 4, + UNDERLINE: 5 + }; + var StreamType = { + UNKNOWN: 0, + FLATE: 1, + LZW: 2, + DCT: 3, + JPX: 4, + JBIG: 5, + A85: 6, + AHX: 7, + CCF: 8, + RL: 9 + }; + var FontType = { + UNKNOWN: 0, + TYPE1: 1, + TYPE1C: 2, + CIDFONTTYPE0: 3, + CIDFONTTYPE0C: 4, + TRUETYPE: 5, + CIDFONTTYPE2: 6, + TYPE3: 7, + OPENTYPE: 8, + TYPE0: 9, + MMTYPE1: 10 + }; + var VERBOSITY_LEVELS = { + errors: 0, + warnings: 1, + infos: 5 + }; + var OPS = { + dependency: 1, + setLineWidth: 2, + setLineCap: 3, + setLineJoin: 4, + setMiterLimit: 5, + setDash: 6, + setRenderingIntent: 7, + setFlatness: 8, + setGState: 9, + save: 10, + restore: 11, + transform: 12, + moveTo: 13, + lineTo: 14, + curveTo: 15, + curveTo2: 16, + curveTo3: 17, + closePath: 18, + rectangle: 19, + stroke: 20, + closeStroke: 21, + fill: 22, + eoFill: 23, + fillStroke: 24, + eoFillStroke: 25, + closeFillStroke: 26, + closeEOFillStroke: 27, + endPath: 28, + clip: 29, + eoClip: 30, + beginText: 31, + endText: 32, + setCharSpacing: 33, + setWordSpacing: 34, + setHScale: 35, + setLeading: 36, + setFont: 37, + setTextRenderingMode: 38, + setTextRise: 39, + moveText: 40, + setLeadingMoveText: 41, + setTextMatrix: 42, + nextLine: 43, + showText: 44, + showSpacedText: 45, + nextLineShowText: 46, + nextLineSetSpacingShowText: 47, + setCharWidth: 48, + setCharWidthAndBounds: 49, + setStrokeColorSpace: 50, + setFillColorSpace: 51, + setStrokeColor: 52, + setStrokeColorN: 53, + setFillColor: 54, + setFillColorN: 55, + setStrokeGray: 56, + setFillGray: 57, + setStrokeRGBColor: 58, + setFillRGBColor: 59, + setStrokeCMYKColor: 60, + setFillCMYKColor: 61, + shadingFill: 62, + beginInlineImage: 63, + beginImageData: 64, + endInlineImage: 65, + paintXObject: 66, + markPoint: 67, + markPointProps: 68, + beginMarkedContent: 69, + beginMarkedContentProps: 70, + endMarkedContent: 71, + beginCompat: 72, + endCompat: 73, + paintFormXObjectBegin: 74, + paintFormXObjectEnd: 75, + beginGroup: 76, + endGroup: 77, + beginAnnotations: 78, + endAnnotations: 79, + beginAnnotation: 80, + endAnnotation: 81, + paintJpegXObject: 82, + paintImageMaskXObject: 83, + paintImageMaskXObjectGroup: 84, + paintImageXObject: 85, + paintInlineImageXObject: 86, + paintInlineImageXObjectGroup: 87, + paintImageXObjectRepeat: 88, + paintImageMaskXObjectRepeat: 89, + paintSolidColorImageMask: 90, + constructPath: 91 + }; + var verbosity = VERBOSITY_LEVELS.warnings; + function setVerbosityLevel(level) { + verbosity = level; + } + function getVerbosityLevel() { + return verbosity; + } + function info(msg) { + if (verbosity >= VERBOSITY_LEVELS.infos) { + console.log('Info: ' + msg); + } + } + function warn(msg) { + if (verbosity >= VERBOSITY_LEVELS.warnings) { + console.log('Warning: ' + msg); + } + } + function deprecated(details) { + console.log('Deprecated API usage: ' + details); + } + function error(msg) { + if (verbosity >= VERBOSITY_LEVELS.errors) { + console.log('Error: ' + msg); + console.log(backtrace()); + } + throw new Error(msg); + } + function backtrace() { + try { + throw new Error(); + } catch (e) { + return e.stack ? e.stack.split('\n').slice(2).join('\n') : ''; + } + } + function assert(cond, msg) { + if (!cond) { + error(msg); + } + } + var UNSUPPORTED_FEATURES = { + unknown: 'unknown', + forms: 'forms', + javaScript: 'javaScript', + smask: 'smask', + shadingPattern: 'shadingPattern', + font: 'font' + }; + function isSameOrigin(baseUrl, otherUrl) { + try { + var base = new URL(baseUrl); + if (!base.origin || base.origin === 'null') { + return false; + } + } catch (e) { + return false; + } + var other = new URL(otherUrl, base); + return base.origin === other.origin; + } + function isValidProtocol(url) { + if (!url) { + return false; + } + switch (url.protocol) { + case 'http:': + case 'https:': + case 'ftp:': + case 'mailto:': + case 'tel:': + return true; + default: + return false; + } + } + function createValidAbsoluteUrl(url, baseUrl) { + if (!url) { + return null; + } + try { + var absoluteUrl = baseUrl ? new URL(url, baseUrl) : new URL(url); + if (isValidProtocol(absoluteUrl)) { + return absoluteUrl; + } + } catch (ex) { + } + return null; + } + function shadow(obj, prop, value) { + Object.defineProperty(obj, prop, { + value: value, + enumerable: true, + configurable: true, + writable: false + }); + return value; + } + function getLookupTableFactory(initializer) { + var lookup; + return function () { + if (initializer) { + lookup = Object.create(null); + initializer(lookup); + initializer = null; + } + return lookup; + }; + } + var PasswordResponses = { + NEED_PASSWORD: 1, + INCORRECT_PASSWORD: 2 + }; + var PasswordException = function PasswordExceptionClosure() { + function PasswordException(msg, code) { + this.name = 'PasswordException'; + this.message = msg; + this.code = code; + } + PasswordException.prototype = new Error(); + PasswordException.constructor = PasswordException; + return PasswordException; + }(); + var UnknownErrorException = function UnknownErrorExceptionClosure() { + function UnknownErrorException(msg, details) { + this.name = 'UnknownErrorException'; + this.message = msg; + this.details = details; + } + UnknownErrorException.prototype = new Error(); + UnknownErrorException.constructor = UnknownErrorException; + return UnknownErrorException; + }(); + var InvalidPDFException = function InvalidPDFExceptionClosure() { + function InvalidPDFException(msg) { + this.name = 'InvalidPDFException'; + this.message = msg; + } + InvalidPDFException.prototype = new Error(); + InvalidPDFException.constructor = InvalidPDFException; + return InvalidPDFException; + }(); + var MissingPDFException = function MissingPDFExceptionClosure() { + function MissingPDFException(msg) { + this.name = 'MissingPDFException'; + this.message = msg; + } + MissingPDFException.prototype = new Error(); + MissingPDFException.constructor = MissingPDFException; + return MissingPDFException; + }(); + var UnexpectedResponseException = function UnexpectedResponseExceptionClosure() { + function UnexpectedResponseException(msg, status) { + this.name = 'UnexpectedResponseException'; + this.message = msg; + this.status = status; + } + UnexpectedResponseException.prototype = new Error(); + UnexpectedResponseException.constructor = UnexpectedResponseException; + return UnexpectedResponseException; + }(); + var NotImplementedException = function NotImplementedExceptionClosure() { + function NotImplementedException(msg) { + this.message = msg; + } + NotImplementedException.prototype = new Error(); + NotImplementedException.prototype.name = 'NotImplementedException'; + NotImplementedException.constructor = NotImplementedException; + return NotImplementedException; + }(); + var MissingDataException = function MissingDataExceptionClosure() { + function MissingDataException(begin, end) { + this.begin = begin; + this.end = end; + this.message = 'Missing data [' + begin + ', ' + end + ')'; + } + MissingDataException.prototype = new Error(); + MissingDataException.prototype.name = 'MissingDataException'; + MissingDataException.constructor = MissingDataException; + return MissingDataException; + }(); + var XRefParseException = function XRefParseExceptionClosure() { + function XRefParseException(msg) { + this.message = msg; + } + XRefParseException.prototype = new Error(); + XRefParseException.prototype.name = 'XRefParseException'; + XRefParseException.constructor = XRefParseException; + return XRefParseException; + }(); + var NullCharactersRegExp = /\x00/g; + function removeNullCharacters(str) { + if (typeof str !== 'string') { + warn('The argument for removeNullCharacters must be a string.'); + return str; + } + return str.replace(NullCharactersRegExp, ''); + } + function bytesToString(bytes) { + assert(bytes !== null && typeof bytes === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString'); + var length = bytes.length; + var MAX_ARGUMENT_COUNT = 8192; + if (length < MAX_ARGUMENT_COUNT) { + return String.fromCharCode.apply(null, bytes); + } + var strBuf = []; + for (var i = 0; i < length; i += MAX_ARGUMENT_COUNT) { + var chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length); + var chunk = bytes.subarray(i, chunkEnd); + strBuf.push(String.fromCharCode.apply(null, chunk)); + } + return strBuf.join(''); + } + function stringToBytes(str) { + assert(typeof str === 'string', 'Invalid argument for stringToBytes'); + var length = str.length; + var bytes = new Uint8Array(length); + for (var i = 0; i < length; ++i) { + bytes[i] = str.charCodeAt(i) & 0xFF; + } + return bytes; + } + function arrayByteLength(arr) { + if (arr.length !== undefined) { + return arr.length; + } + assert(arr.byteLength !== undefined); + return arr.byteLength; + } + function arraysToBytes(arr) { + if (arr.length === 1 && arr[0] instanceof Uint8Array) { + return arr[0]; + } + var resultLength = 0; + var i, ii = arr.length; + var item, itemLength; + for (i = 0; i < ii; i++) { + item = arr[i]; + itemLength = arrayByteLength(item); + resultLength += itemLength; + } + var pos = 0; + var data = new Uint8Array(resultLength); + for (i = 0; i < ii; i++) { + item = arr[i]; + if (!(item instanceof Uint8Array)) { + if (typeof item === 'string') { + item = stringToBytes(item); + } else { + item = new Uint8Array(item); + } + } + itemLength = item.byteLength; + data.set(item, pos); + pos += itemLength; + } + return data; + } + function string32(value) { + return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff); + } + function log2(x) { + var n = 1, i = 0; + while (x > n) { + n <<= 1; + i++; + } + return i; + } + function readInt8(data, start) { + return data[start] << 24 >> 24; + } + function readUint16(data, offset) { + return data[offset] << 8 | data[offset + 1]; + } + function readUint32(data, offset) { + return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0; + } + function isLittleEndian() { + var buffer8 = new Uint8Array(2); + buffer8[0] = 1; + var buffer16 = new Uint16Array(buffer8.buffer); + return buffer16[0] === 1; + } + function isEvalSupported() { + try { + new Function(''); + return true; + } catch (e) { + return false; + } + } + var Uint32ArrayView = function Uint32ArrayViewClosure() { + function Uint32ArrayView(buffer, length) { + this.buffer = buffer; + this.byteLength = buffer.length; + this.length = length === undefined ? this.byteLength >> 2 : length; + ensureUint32ArrayViewProps(this.length); + } + Uint32ArrayView.prototype = Object.create(null); + var uint32ArrayViewSetters = 0; + function createUint32ArrayProp(index) { + return { + get: function () { + var buffer = this.buffer, offset = index << 2; + return (buffer[offset] | buffer[offset + 1] << 8 | buffer[offset + 2] << 16 | buffer[offset + 3] << 24) >>> 0; + }, + set: function (value) { + var buffer = this.buffer, offset = index << 2; + buffer[offset] = value & 255; + buffer[offset + 1] = value >> 8 & 255; + buffer[offset + 2] = value >> 16 & 255; + buffer[offset + 3] = value >>> 24 & 255; + } + }; + } + function ensureUint32ArrayViewProps(length) { + while (uint32ArrayViewSetters < length) { + Object.defineProperty(Uint32ArrayView.prototype, uint32ArrayViewSetters, createUint32ArrayProp(uint32ArrayViewSetters)); + uint32ArrayViewSetters++; + } + } + return Uint32ArrayView; + }(); + exports.Uint32ArrayView = Uint32ArrayView; + var IDENTITY_MATRIX = [ + 1, + 0, + 0, + 1, + 0, + 0 + ]; + var Util = function UtilClosure() { + function Util() { + } + var rgbBuf = [ + 'rgb(', + 0, + ',', + 0, + ',', + 0, + ')' + ]; + Util.makeCssRgb = function Util_makeCssRgb(r, g, b) { + rgbBuf[1] = r; + rgbBuf[3] = g; + rgbBuf[5] = b; + return rgbBuf.join(''); + }; + Util.transform = function Util_transform(m1, m2) { + return [ + m1[0] * m2[0] + m1[2] * m2[1], + m1[1] * m2[0] + m1[3] * m2[1], + m1[0] * m2[2] + m1[2] * m2[3], + m1[1] * m2[2] + m1[3] * m2[3], + m1[0] * m2[4] + m1[2] * m2[5] + m1[4], + m1[1] * m2[4] + m1[3] * m2[5] + m1[5] + ]; + }; + Util.applyTransform = function Util_applyTransform(p, m) { + var xt = p[0] * m[0] + p[1] * m[2] + m[4]; + var yt = p[0] * m[1] + p[1] * m[3] + m[5]; + return [ + xt, + yt + ]; + }; + Util.applyInverseTransform = function Util_applyInverseTransform(p, m) { + var d = m[0] * m[3] - m[1] * m[2]; + var xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d; + var yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d; + return [ + xt, + yt + ]; + }; + Util.getAxialAlignedBoundingBox = function Util_getAxialAlignedBoundingBox(r, m) { + var p1 = Util.applyTransform(r, m); + var p2 = Util.applyTransform(r.slice(2, 4), m); + var p3 = Util.applyTransform([ + r[0], + r[3] + ], m); + var p4 = Util.applyTransform([ + r[2], + r[1] + ], m); + return [ + Math.min(p1[0], p2[0], p3[0], p4[0]), + Math.min(p1[1], p2[1], p3[1], p4[1]), + Math.max(p1[0], p2[0], p3[0], p4[0]), + Math.max(p1[1], p2[1], p3[1], p4[1]) + ]; + }; + Util.inverseTransform = function Util_inverseTransform(m) { + var d = m[0] * m[3] - m[1] * m[2]; + return [ + m[3] / d, + -m[1] / d, + -m[2] / d, + m[0] / d, + (m[2] * m[5] - m[4] * m[3]) / d, + (m[4] * m[1] - m[5] * m[0]) / d + ]; + }; + Util.apply3dTransform = function Util_apply3dTransform(m, v) { + return [ + m[0] * v[0] + m[1] * v[1] + m[2] * v[2], + m[3] * v[0] + m[4] * v[1] + m[5] * v[2], + m[6] * v[0] + m[7] * v[1] + m[8] * v[2] + ]; + }; + Util.singularValueDecompose2dScale = function Util_singularValueDecompose2dScale(m) { + var transpose = [ + m[0], + m[2], + m[1], + m[3] + ]; + var a = m[0] * transpose[0] + m[1] * transpose[2]; + var b = m[0] * transpose[1] + m[1] * transpose[3]; + var c = m[2] * transpose[0] + m[3] * transpose[2]; + var d = m[2] * transpose[1] + m[3] * transpose[3]; + var first = (a + d) / 2; + var second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2; + var sx = first + second || 1; + var sy = first - second || 1; + return [ + Math.sqrt(sx), + Math.sqrt(sy) + ]; + }; + Util.normalizeRect = function Util_normalizeRect(rect) { + var r = rect.slice(0); + if (rect[0] > rect[2]) { + r[0] = rect[2]; + r[2] = rect[0]; + } + if (rect[1] > rect[3]) { + r[1] = rect[3]; + r[3] = rect[1]; + } + return r; + }; + Util.intersect = function Util_intersect(rect1, rect2) { + function compare(a, b) { + return a - b; + } + var orderedX = [ + rect1[0], + rect1[2], + rect2[0], + rect2[2] + ].sort(compare), orderedY = [ + rect1[1], + rect1[3], + rect2[1], + rect2[3] + ].sort(compare), result = []; + rect1 = Util.normalizeRect(rect1); + rect2 = Util.normalizeRect(rect2); + if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) { + result[0] = orderedX[1]; + result[2] = orderedX[2]; + } else { + return false; + } + if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) { + result[1] = orderedY[1]; + result[3] = orderedY[2]; + } else { + return false; + } + return result; + }; + Util.sign = function Util_sign(num) { + return num < 0 ? -1 : 1; + }; + var ROMAN_NUMBER_MAP = [ + '', + 'C', + 'CC', + 'CCC', + 'CD', + 'D', + 'DC', + 'DCC', + 'DCCC', + 'CM', + '', + 'X', + 'XX', + 'XXX', + 'XL', + 'L', + 'LX', + 'LXX', + 'LXXX', + 'XC', + '', + 'I', + 'II', + 'III', + 'IV', + 'V', + 'VI', + 'VII', + 'VIII', + 'IX' + ]; + Util.toRoman = function Util_toRoman(number, lowerCase) { + assert(isInt(number) && number > 0, 'The number should be a positive integer.'); + var pos, romanBuf = []; + while (number >= 1000) { + number -= 1000; + romanBuf.push('M'); + } + pos = number / 100 | 0; + number %= 100; + romanBuf.push(ROMAN_NUMBER_MAP[pos]); + pos = number / 10 | 0; + number %= 10; + romanBuf.push(ROMAN_NUMBER_MAP[10 + pos]); + romanBuf.push(ROMAN_NUMBER_MAP[20 + number]); + var romanStr = romanBuf.join(''); + return lowerCase ? romanStr.toLowerCase() : romanStr; + }; + Util.appendToArray = function Util_appendToArray(arr1, arr2) { + Array.prototype.push.apply(arr1, arr2); + }; + Util.prependToArray = function Util_prependToArray(arr1, arr2) { + Array.prototype.unshift.apply(arr1, arr2); + }; + Util.extendObj = function extendObj(obj1, obj2) { + for (var key in obj2) { + obj1[key] = obj2[key]; + } + }; + Util.getInheritableProperty = function Util_getInheritableProperty(dict, name, getArray) { + while (dict && !dict.has(name)) { + dict = dict.get('Parent'); + } + if (!dict) { + return null; + } + return getArray ? dict.getArray(name) : dict.get(name); + }; + Util.inherit = function Util_inherit(sub, base, prototype) { + sub.prototype = Object.create(base.prototype); + sub.prototype.constructor = sub; + for (var prop in prototype) { + sub.prototype[prop] = prototype[prop]; + } + }; + Util.loadScript = function Util_loadScript(src, callback) { + var script = document.createElement('script'); + var loaded = false; + script.setAttribute('src', src); + if (callback) { + script.onload = function () { + if (!loaded) { + callback(); + } + loaded = true; + }; + } + document.getElementsByTagName('head')[0].appendChild(script); + }; + return Util; + }(); + var PageViewport = function PageViewportClosure() { + function PageViewport(viewBox, scale, rotation, offsetX, offsetY, dontFlip) { + this.viewBox = viewBox; + this.scale = scale; + this.rotation = rotation; + this.offsetX = offsetX; + this.offsetY = offsetY; + var centerX = (viewBox[2] + viewBox[0]) / 2; + var centerY = (viewBox[3] + viewBox[1]) / 2; + var rotateA, rotateB, rotateC, rotateD; + rotation = rotation % 360; + rotation = rotation < 0 ? rotation + 360 : rotation; + switch (rotation) { + case 180: + rotateA = -1; + rotateB = 0; + rotateC = 0; + rotateD = 1; + break; + case 90: + rotateA = 0; + rotateB = 1; + rotateC = 1; + rotateD = 0; + break; + case 270: + rotateA = 0; + rotateB = -1; + rotateC = -1; + rotateD = 0; + break; + default: + rotateA = 1; + rotateB = 0; + rotateC = 0; + rotateD = -1; + break; + } + if (dontFlip) { + rotateC = -rotateC; + rotateD = -rotateD; + } + var offsetCanvasX, offsetCanvasY; + var width, height; + if (rotateA === 0) { + offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX; + offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY; + width = Math.abs(viewBox[3] - viewBox[1]) * scale; + height = Math.abs(viewBox[2] - viewBox[0]) * scale; + } else { + offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX; + offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY; + width = Math.abs(viewBox[2] - viewBox[0]) * scale; + height = Math.abs(viewBox[3] - viewBox[1]) * scale; + } + this.transform = [ + rotateA * scale, + rotateB * scale, + rotateC * scale, + rotateD * scale, + offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY, + offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY + ]; + this.width = width; + this.height = height; + this.fontScale = scale; + } + PageViewport.prototype = { + clone: function PageViewPort_clone(args) { + args = args || {}; + var scale = 'scale' in args ? args.scale : this.scale; + var rotation = 'rotation' in args ? args.rotation : this.rotation; + return new PageViewport(this.viewBox.slice(), scale, rotation, this.offsetX, this.offsetY, args.dontFlip); + }, + convertToViewportPoint: function PageViewport_convertToViewportPoint(x, y) { + return Util.applyTransform([ + x, + y + ], this.transform); + }, + convertToViewportRectangle: function PageViewport_convertToViewportRectangle(rect) { + var tl = Util.applyTransform([ + rect[0], + rect[1] + ], this.transform); + var br = Util.applyTransform([ + rect[2], + rect[3] + ], this.transform); + return [ + tl[0], + tl[1], + br[0], + br[1] + ]; + }, + convertToPdfPoint: function PageViewport_convertToPdfPoint(x, y) { + return Util.applyInverseTransform([ + x, + y + ], this.transform); + } + }; + return PageViewport; + }(); + var PDFStringTranslateTable = [ + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0x2D8, + 0x2C7, + 0x2C6, + 0x2D9, + 0x2DD, + 0x2DB, + 0x2DA, + 0x2DC, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0x2022, + 0x2020, + 0x2021, + 0x2026, + 0x2014, + 0x2013, + 0x192, + 0x2044, + 0x2039, + 0x203A, + 0x2212, + 0x2030, + 0x201E, + 0x201C, + 0x201D, + 0x2018, + 0x2019, + 0x201A, + 0x2122, + 0xFB01, + 0xFB02, + 0x141, + 0x152, + 0x160, + 0x178, + 0x17D, + 0x131, + 0x142, + 0x153, + 0x161, + 0x17E, + 0, + 0x20AC + ]; + function stringToPDFString(str) { + var i, n = str.length, strBuf = []; + if (str[0] === '\xFE' && str[1] === '\xFF') { + for (i = 2; i < n; i += 2) { + strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1))); + } + } else { + for (i = 0; i < n; ++i) { + var code = PDFStringTranslateTable[str.charCodeAt(i)]; + strBuf.push(code ? String.fromCharCode(code) : str.charAt(i)); + } + } + return strBuf.join(''); + } + function stringToUTF8String(str) { + return decodeURIComponent(escape(str)); + } + function utf8StringToString(str) { + return unescape(encodeURIComponent(str)); + } + function isEmptyObj(obj) { + for (var key in obj) { + return false; + } + return true; + } + function isBool(v) { + return typeof v === 'boolean'; + } + function isInt(v) { + return typeof v === 'number' && (v | 0) === v; + } + function isNum(v) { + return typeof v === 'number'; + } + function isString(v) { + return typeof v === 'string'; + } + function isArray(v) { + return v instanceof Array; + } + function isArrayBuffer(v) { + return typeof v === 'object' && v !== null && v.byteLength !== undefined; + } + function isSpace(ch) { + return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A; + } + function createPromiseCapability() { + var capability = {}; + capability.promise = new Promise(function (resolve, reject) { + capability.resolve = resolve; + capability.reject = reject; + }); + return capability; + } + (function PromiseClosure() { + if (globalScope.Promise) { + if (typeof globalScope.Promise.all !== 'function') { + globalScope.Promise.all = function (iterable) { + var count = 0, results = [], resolve, reject; + var promise = new globalScope.Promise(function (resolve_, reject_) { + resolve = resolve_; + reject = reject_; + }); + iterable.forEach(function (p, i) { + count++; + p.then(function (result) { + results[i] = result; + count--; + if (count === 0) { + resolve(results); + } + }, reject); + }); + if (count === 0) { + resolve(results); + } + return promise; + }; + } + if (typeof globalScope.Promise.resolve !== 'function') { + globalScope.Promise.resolve = function (value) { + return new globalScope.Promise(function (resolve) { + resolve(value); + }); + }; + } + if (typeof globalScope.Promise.reject !== 'function') { + globalScope.Promise.reject = function (reason) { + return new globalScope.Promise(function (resolve, reject) { + reject(reason); + }); + }; + } + if (typeof globalScope.Promise.prototype.catch !== 'function') { + globalScope.Promise.prototype.catch = function (onReject) { + return globalScope.Promise.prototype.then(undefined, onReject); + }; + } + return; + } + var STATUS_PENDING = 0; + var STATUS_RESOLVED = 1; + var STATUS_REJECTED = 2; + var REJECTION_TIMEOUT = 500; + var HandlerManager = { + handlers: [], + running: false, + unhandledRejections: [], + pendingRejectionCheck: false, + scheduleHandlers: function scheduleHandlers(promise) { + if (promise._status === STATUS_PENDING) { + return; + } + this.handlers = this.handlers.concat(promise._handlers); + promise._handlers = []; + if (this.running) { + return; + } + this.running = true; + setTimeout(this.runHandlers.bind(this), 0); + }, + runHandlers: function runHandlers() { + var RUN_TIMEOUT = 1; + var timeoutAt = Date.now() + RUN_TIMEOUT; + while (this.handlers.length > 0) { + var handler = this.handlers.shift(); + var nextStatus = handler.thisPromise._status; + var nextValue = handler.thisPromise._value; + try { + if (nextStatus === STATUS_RESOLVED) { + if (typeof handler.onResolve === 'function') { + nextValue = handler.onResolve(nextValue); + } + } else if (typeof handler.onReject === 'function') { + nextValue = handler.onReject(nextValue); + nextStatus = STATUS_RESOLVED; + if (handler.thisPromise._unhandledRejection) { + this.removeUnhandeledRejection(handler.thisPromise); + } + } + } catch (ex) { + nextStatus = STATUS_REJECTED; + nextValue = ex; + } + handler.nextPromise._updateStatus(nextStatus, nextValue); + if (Date.now() >= timeoutAt) { + break; + } + } + if (this.handlers.length > 0) { + setTimeout(this.runHandlers.bind(this), 0); + return; + } + this.running = false; + }, + addUnhandledRejection: function addUnhandledRejection(promise) { + this.unhandledRejections.push({ + promise: promise, + time: Date.now() + }); + this.scheduleRejectionCheck(); + }, + removeUnhandeledRejection: function removeUnhandeledRejection(promise) { + promise._unhandledRejection = false; + for (var i = 0; i < this.unhandledRejections.length; i++) { + if (this.unhandledRejections[i].promise === promise) { + this.unhandledRejections.splice(i); + i--; + } + } + }, + scheduleRejectionCheck: function scheduleRejectionCheck() { + if (this.pendingRejectionCheck) { + return; + } + this.pendingRejectionCheck = true; + setTimeout(function rejectionCheck() { + this.pendingRejectionCheck = false; + var now = Date.now(); + for (var i = 0; i < this.unhandledRejections.length; i++) { + if (now - this.unhandledRejections[i].time > REJECTION_TIMEOUT) { + var unhandled = this.unhandledRejections[i].promise._value; + var msg = 'Unhandled rejection: ' + unhandled; + if (unhandled.stack) { + msg += '\n' + unhandled.stack; + } + warn(msg); + this.unhandledRejections.splice(i); + i--; + } + } + if (this.unhandledRejections.length) { + this.scheduleRejectionCheck(); + } + }.bind(this), REJECTION_TIMEOUT); + } + }; + var Promise = function Promise(resolver) { + this._status = STATUS_PENDING; + this._handlers = []; + try { + resolver.call(this, this._resolve.bind(this), this._reject.bind(this)); + } catch (e) { + this._reject(e); + } + }; + Promise.all = function Promise_all(promises) { + var resolveAll, rejectAll; + var deferred = new Promise(function (resolve, reject) { + resolveAll = resolve; + rejectAll = reject; + }); + var unresolved = promises.length; + var results = []; + if (unresolved === 0) { + resolveAll(results); + return deferred; + } + function reject(reason) { + if (deferred._status === STATUS_REJECTED) { + return; + } + results = []; + rejectAll(reason); + } + for (var i = 0, ii = promises.length; i < ii; ++i) { + var promise = promises[i]; + var resolve = function (i) { + return function (value) { + if (deferred._status === STATUS_REJECTED) { + return; + } + results[i] = value; + unresolved--; + if (unresolved === 0) { + resolveAll(results); + } + }; + }(i); + if (Promise.isPromise(promise)) { + promise.then(resolve, reject); + } else { + resolve(promise); + } + } + return deferred; + }; + Promise.isPromise = function Promise_isPromise(value) { + return value && typeof value.then === 'function'; + }; + Promise.resolve = function Promise_resolve(value) { + return new Promise(function (resolve) { + resolve(value); + }); + }; + Promise.reject = function Promise_reject(reason) { + return new Promise(function (resolve, reject) { + reject(reason); + }); + }; + Promise.prototype = { + _status: null, + _value: null, + _handlers: null, + _unhandledRejection: null, + _updateStatus: function Promise__updateStatus(status, value) { + if (this._status === STATUS_RESOLVED || this._status === STATUS_REJECTED) { + return; + } + if (status === STATUS_RESOLVED && Promise.isPromise(value)) { + value.then(this._updateStatus.bind(this, STATUS_RESOLVED), this._updateStatus.bind(this, STATUS_REJECTED)); + return; + } + this._status = status; + this._value = value; + if (status === STATUS_REJECTED && this._handlers.length === 0) { + this._unhandledRejection = true; + HandlerManager.addUnhandledRejection(this); + } + HandlerManager.scheduleHandlers(this); + }, + _resolve: function Promise_resolve(value) { + this._updateStatus(STATUS_RESOLVED, value); + }, + _reject: function Promise_reject(reason) { + this._updateStatus(STATUS_REJECTED, reason); + }, + then: function Promise_then(onResolve, onReject) { + var nextPromise = new Promise(function (resolve, reject) { + this.resolve = resolve; + this.reject = reject; + }); + this._handlers.push({ + thisPromise: this, + onResolve: onResolve, + onReject: onReject, + nextPromise: nextPromise + }); + HandlerManager.scheduleHandlers(this); + return nextPromise; + }, + catch: function Promise_catch(onReject) { + return this.then(undefined, onReject); + } + }; + globalScope.Promise = Promise; + }()); + (function WeakMapClosure() { + if (globalScope.WeakMap) { + return; + } + var id = 0; + function WeakMap() { + this.id = '$weakmap' + id++; + } + WeakMap.prototype = { + has: function (obj) { + return !!Object.getOwnPropertyDescriptor(obj, this.id); + }, + get: function (obj, defaultValue) { + return this.has(obj) ? obj[this.id] : defaultValue; + }, + set: function (obj, value) { + Object.defineProperty(obj, this.id, { + value: value, + enumerable: false, + configurable: true + }); + }, + delete: function (obj) { + delete obj[this.id]; + } + }; + globalScope.WeakMap = WeakMap; + }()); + var StatTimer = function StatTimerClosure() { + function rpad(str, pad, length) { + while (str.length < length) { + str += pad; + } + return str; + } + function StatTimer() { + this.started = Object.create(null); + this.times = []; + this.enabled = true; + } + StatTimer.prototype = { + time: function StatTimer_time(name) { + if (!this.enabled) { + return; + } + if (name in this.started) { + warn('Timer is already running for ' + name); + } + this.started[name] = Date.now(); + }, + timeEnd: function StatTimer_timeEnd(name) { + if (!this.enabled) { + return; + } + if (!(name in this.started)) { + warn('Timer has not been started for ' + name); + } + this.times.push({ + 'name': name, + 'start': this.started[name], + 'end': Date.now() + }); + delete this.started[name]; + }, + toString: function StatTimer_toString() { + var i, ii; + var times = this.times; + var out = ''; + var longest = 0; + for (i = 0, ii = times.length; i < ii; ++i) { + var name = times[i]['name']; + if (name.length > longest) { + longest = name.length; + } + } + for (i = 0, ii = times.length; i < ii; ++i) { + var span = times[i]; + var duration = span.end - span.start; + out += rpad(span['name'], ' ', longest) + ' ' + duration + 'ms\n'; + } + return out; + } + }; + return StatTimer; + }(); + var createBlob = function createBlob(data, contentType) { + if (typeof Blob !== 'undefined') { + return new Blob([data], { type: contentType }); + } + warn('The "Blob" constructor is not supported.'); + }; + var createObjectURL = function createObjectURLClosure() { + var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='; + return function createObjectURL(data, contentType, forceDataSchema) { + if (!forceDataSchema && typeof URL !== 'undefined' && URL.createObjectURL) { + var blob = createBlob(data, contentType); + return URL.createObjectURL(blob); + } + var buffer = 'data:' + contentType + ';base64,'; + for (var i = 0, ii = data.length; i < ii; i += 3) { + var b1 = data[i] & 0xFF; + var b2 = data[i + 1] & 0xFF; + var b3 = data[i + 2] & 0xFF; + var d1 = b1 >> 2, d2 = (b1 & 3) << 4 | b2 >> 4; + var d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64; + var d4 = i + 2 < ii ? b3 & 0x3F : 64; + buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4]; + } + return buffer; + }; + }(); + function MessageHandler(sourceName, targetName, comObj) { + this.sourceName = sourceName; + this.targetName = targetName; + this.comObj = comObj; + this.callbackIndex = 1; + this.postMessageTransfers = true; + var callbacksCapabilities = this.callbacksCapabilities = Object.create(null); + var ah = this.actionHandler = Object.create(null); + this._onComObjOnMessage = function messageHandlerComObjOnMessage(event) { + var data = event.data; + if (data.targetName !== this.sourceName) { + return; + } + if (data.isReply) { + var callbackId = data.callbackId; + if (data.callbackId in callbacksCapabilities) { + var callback = callbacksCapabilities[callbackId]; + delete callbacksCapabilities[callbackId]; + if ('error' in data) { + callback.reject(data.error); + } else { + callback.resolve(data.data); + } + } else { + error('Cannot resolve callback ' + callbackId); + } + } else if (data.action in ah) { + var action = ah[data.action]; + if (data.callbackId) { + var sourceName = this.sourceName; + var targetName = data.sourceName; + Promise.resolve().then(function () { + return action[0].call(action[1], data.data); + }).then(function (result) { + comObj.postMessage({ + sourceName: sourceName, + targetName: targetName, + isReply: true, + callbackId: data.callbackId, + data: result + }); + }, function (reason) { + if (reason instanceof Error) { + reason = reason + ''; + } + comObj.postMessage({ + sourceName: sourceName, + targetName: targetName, + isReply: true, + callbackId: data.callbackId, + error: reason + }); + }); + } else { + action[0].call(action[1], data.data); + } + } else { + error('Unknown action from worker: ' + data.action); + } + }.bind(this); + comObj.addEventListener('message', this._onComObjOnMessage); + } + MessageHandler.prototype = { + on: function messageHandlerOn(actionName, handler, scope) { + var ah = this.actionHandler; + if (ah[actionName]) { + error('There is already an actionName called "' + actionName + '"'); + } + ah[actionName] = [ + handler, + scope + ]; + }, + send: function messageHandlerSend(actionName, data, transfers) { + var message = { + sourceName: this.sourceName, + targetName: this.targetName, + action: actionName, + data: data + }; + this.postMessage(message, transfers); + }, + sendWithPromise: function messageHandlerSendWithPromise(actionName, data, transfers) { + var callbackId = this.callbackIndex++; + var message = { + sourceName: this.sourceName, + targetName: this.targetName, + action: actionName, + data: data, + callbackId: callbackId + }; + var capability = createPromiseCapability(); + this.callbacksCapabilities[callbackId] = capability; + try { + this.postMessage(message, transfers); + } catch (e) { + capability.reject(e); + } + return capability.promise; + }, + postMessage: function (message, transfers) { + if (transfers && this.postMessageTransfers) { + this.comObj.postMessage(message, transfers); + } else { + this.comObj.postMessage(message); + } + }, + destroy: function () { + this.comObj.removeEventListener('message', this._onComObjOnMessage); + } + }; + function loadJpegStream(id, imageUrl, objs) { + var img = new Image(); + img.onload = function loadJpegStream_onloadClosure() { + objs.resolve(id, img); + }; + img.onerror = function loadJpegStream_onerrorClosure() { + objs.resolve(id, null); + warn('Error during JPEG image loading'); + }; + img.src = imageUrl; + } + /* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/publicdomain/zero/1.0/ */ + (function checkURLConstructor(scope) { + var hasWorkingUrl = false; + try { + if (typeof URL === 'function' && typeof URL.prototype === 'object' && 'origin' in URL.prototype) { + var u = new URL('b', 'http://a'); + u.pathname = 'c%20d'; + hasWorkingUrl = u.href === 'http://a/c%20d'; + } + } catch (e) { + } + if (hasWorkingUrl) { + return; + } + var relative = Object.create(null); + relative['ftp'] = 21; + relative['file'] = 0; + relative['gopher'] = 70; + relative['http'] = 80; + relative['https'] = 443; + relative['ws'] = 80; + relative['wss'] = 443; + var relativePathDotMapping = Object.create(null); + relativePathDotMapping['%2e'] = '.'; + relativePathDotMapping['.%2e'] = '..'; + relativePathDotMapping['%2e.'] = '..'; + relativePathDotMapping['%2e%2e'] = '..'; + function isRelativeScheme(scheme) { + return relative[scheme] !== undefined; + } + function invalid() { + clear.call(this); + this._isInvalid = true; + } + function IDNAToASCII(h) { + if (h === '') { + invalid.call(this); + } + return h.toLowerCase(); + } + function percentEscape(c) { + var unicode = c.charCodeAt(0); + if (unicode > 0x20 && unicode < 0x7F && [ + 0x22, + 0x23, + 0x3C, + 0x3E, + 0x3F, + 0x60 + ].indexOf(unicode) === -1) { + return c; + } + return encodeURIComponent(c); + } + function percentEscapeQuery(c) { + var unicode = c.charCodeAt(0); + if (unicode > 0x20 && unicode < 0x7F && [ + 0x22, + 0x23, + 0x3C, + 0x3E, + 0x60 + ].indexOf(unicode) === -1) { + return c; + } + return encodeURIComponent(c); + } + var EOF, ALPHA = /[a-zA-Z]/, ALPHANUMERIC = /[a-zA-Z0-9\+\-\.]/; + function parse(input, stateOverride, base) { + function err(message) { + errors.push(message); + } + var state = stateOverride || 'scheme start', cursor = 0, buffer = '', seenAt = false, seenBracket = false, errors = []; + loop: + while ((input[cursor - 1] !== EOF || cursor === 0) && !this._isInvalid) { + var c = input[cursor]; + switch (state) { + case 'scheme start': + if (c && ALPHA.test(c)) { + buffer += c.toLowerCase(); + state = 'scheme'; + } else if (!stateOverride) { + buffer = ''; + state = 'no scheme'; + continue; + } else { + err('Invalid scheme.'); + break loop; + } + break; + case 'scheme': + if (c && ALPHANUMERIC.test(c)) { + buffer += c.toLowerCase(); + } else if (c === ':') { + this._scheme = buffer; + buffer = ''; + if (stateOverride) { + break loop; + } + if (isRelativeScheme(this._scheme)) { + this._isRelative = true; + } + if (this._scheme === 'file') { + state = 'relative'; + } else if (this._isRelative && base && base._scheme === this._scheme) { + state = 'relative or authority'; + } else if (this._isRelative) { + state = 'authority first slash'; + } else { + state = 'scheme data'; + } + } else if (!stateOverride) { + buffer = ''; + cursor = 0; + state = 'no scheme'; + continue; + } else if (EOF === c) { + break loop; + } else { + err('Code point not allowed in scheme: ' + c); + break loop; + } + break; + case 'scheme data': + if (c === '?') { + this._query = '?'; + state = 'query'; + } else if (c === '#') { + this._fragment = '#'; + state = 'fragment'; + } else { + if (EOF !== c && '\t' !== c && '\n' !== c && '\r' !== c) { + this._schemeData += percentEscape(c); + } + } + break; + case 'no scheme': + if (!base || !isRelativeScheme(base._scheme)) { + err('Missing scheme.'); + invalid.call(this); + } else { + state = 'relative'; + continue; + } + break; + case 'relative or authority': + if (c === '/' && input[cursor + 1] === '/') { + state = 'authority ignore slashes'; + } else { + err('Expected /, got: ' + c); + state = 'relative'; + continue; + } + break; + case 'relative': + this._isRelative = true; + if ('file' !== this._scheme) { + this._scheme = base._scheme; + } + if (EOF === c) { + this._host = base._host; + this._port = base._port; + this._path = base._path.slice(); + this._query = base._query; + this._username = base._username; + this._password = base._password; + break loop; + } else if (c === '/' || c === '\\') { + if (c === '\\') { + err('\\ is an invalid code point.'); + } + state = 'relative slash'; + } else if (c === '?') { + this._host = base._host; + this._port = base._port; + this._path = base._path.slice(); + this._query = '?'; + this._username = base._username; + this._password = base._password; + state = 'query'; + } else if (c === '#') { + this._host = base._host; + this._port = base._port; + this._path = base._path.slice(); + this._query = base._query; + this._fragment = '#'; + this._username = base._username; + this._password = base._password; + state = 'fragment'; + } else { + var nextC = input[cursor + 1]; + var nextNextC = input[cursor + 2]; + if ('file' !== this._scheme || !ALPHA.test(c) || nextC !== ':' && nextC !== '|' || EOF !== nextNextC && '/' !== nextNextC && '\\' !== nextNextC && '?' !== nextNextC && '#' !== nextNextC) { + this._host = base._host; + this._port = base._port; + this._username = base._username; + this._password = base._password; + this._path = base._path.slice(); + this._path.pop(); + } + state = 'relative path'; + continue; + } + break; + case 'relative slash': + if (c === '/' || c === '\\') { + if (c === '\\') { + err('\\ is an invalid code point.'); + } + if (this._scheme === 'file') { + state = 'file host'; + } else { + state = 'authority ignore slashes'; + } + } else { + if ('file' !== this._scheme) { + this._host = base._host; + this._port = base._port; + this._username = base._username; + this._password = base._password; + } + state = 'relative path'; + continue; + } + break; + case 'authority first slash': + if (c === '/') { + state = 'authority second slash'; + } else { + err('Expected \'/\', got: ' + c); + state = 'authority ignore slashes'; + continue; + } + break; + case 'authority second slash': + state = 'authority ignore slashes'; + if ('/' !== c) { + err('Expected \'/\', got: ' + c); + continue; + } + break; + case 'authority ignore slashes': + if ('/' !== c && '\\' !== c) { + state = 'authority'; + continue; + } else { + err('Expected authority, got: ' + c); + } + break; + case 'authority': + if (c === '@') { + if (seenAt) { + err('@ already seen.'); + buffer += '%40'; + } + seenAt = true; + for (var i = 0; i < buffer.length; i++) { + var cp = buffer[i]; + if (cp === '\t' || cp === '\n' || cp === '\r') { + err('Invalid whitespace in authority.'); + continue; + } + if (cp === ':' && this._password === null) { + this._password = ''; + continue; + } + var tempC = percentEscape(cp); + if (null !== this._password) { + this._password += tempC; + } else { + this._username += tempC; + } + } + buffer = ''; + } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') { + cursor -= buffer.length; + buffer = ''; + state = 'host'; + continue; + } else { + buffer += c; + } + break; + case 'file host': + if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') { + if (buffer.length === 2 && ALPHA.test(buffer[0]) && (buffer[1] === ':' || buffer[1] === '|')) { + state = 'relative path'; + } else if (buffer.length === 0) { + state = 'relative path start'; + } else { + this._host = IDNAToASCII.call(this, buffer); + buffer = ''; + state = 'relative path start'; + } + continue; + } else if (c === '\t' || c === '\n' || c === '\r') { + err('Invalid whitespace in file host.'); + } else { + buffer += c; + } + break; + case 'host': + case 'hostname': + if (c === ':' && !seenBracket) { + this._host = IDNAToASCII.call(this, buffer); + buffer = ''; + state = 'port'; + if (stateOverride === 'hostname') { + break loop; + } + } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') { + this._host = IDNAToASCII.call(this, buffer); + buffer = ''; + state = 'relative path start'; + if (stateOverride) { + break loop; + } + continue; + } else if ('\t' !== c && '\n' !== c && '\r' !== c) { + if (c === '[') { + seenBracket = true; + } else if (c === ']') { + seenBracket = false; + } + buffer += c; + } else { + err('Invalid code point in host/hostname: ' + c); + } + break; + case 'port': + if (/[0-9]/.test(c)) { + buffer += c; + } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#' || stateOverride) { + if ('' !== buffer) { + var temp = parseInt(buffer, 10); + if (temp !== relative[this._scheme]) { + this._port = temp + ''; + } + buffer = ''; + } + if (stateOverride) { + break loop; + } + state = 'relative path start'; + continue; + } else if (c === '\t' || c === '\n' || c === '\r') { + err('Invalid code point in port: ' + c); + } else { + invalid.call(this); + } + break; + case 'relative path start': + if (c === '\\') { + err('\'\\\' not allowed in path.'); + } + state = 'relative path'; + if ('/' !== c && '\\' !== c) { + continue; + } + break; + case 'relative path': + if (c === EOF || c === '/' || c === '\\' || !stateOverride && (c === '?' || c === '#')) { + if (c === '\\') { + err('\\ not allowed in relative path.'); + } + var tmp; + if (tmp = relativePathDotMapping[buffer.toLowerCase()]) { + buffer = tmp; + } + if (buffer === '..') { + this._path.pop(); + if ('/' !== c && '\\' !== c) { + this._path.push(''); + } + } else if (buffer === '.' && '/' !== c && '\\' !== c) { + this._path.push(''); + } else if ('.' !== buffer) { + if (this._scheme === 'file' && this._path.length === 0 && buffer.length === 2 && ALPHA.test(buffer[0]) && buffer[1] === '|') { + buffer = buffer[0] + ':'; + } + this._path.push(buffer); + } + buffer = ''; + if (c === '?') { + this._query = '?'; + state = 'query'; + } else if (c === '#') { + this._fragment = '#'; + state = 'fragment'; + } + } else if ('\t' !== c && '\n' !== c && '\r' !== c) { + buffer += percentEscape(c); + } + break; + case 'query': + if (!stateOverride && c === '#') { + this._fragment = '#'; + state = 'fragment'; + } else if (EOF !== c && '\t' !== c && '\n' !== c && '\r' !== c) { + this._query += percentEscapeQuery(c); + } + break; + case 'fragment': + if (EOF !== c && '\t' !== c && '\n' !== c && '\r' !== c) { + this._fragment += c; + } + break; + } + cursor++; + } + } + function clear() { + this._scheme = ''; + this._schemeData = ''; + this._username = ''; + this._password = null; + this._host = ''; + this._port = ''; + this._path = []; + this._query = ''; + this._fragment = ''; + this._isInvalid = false; + this._isRelative = false; + } + function JURL(url, base) + { + if (base !== undefined && !(base instanceof JURL)) { + base = new JURL(String(base)); + } + this._url = url; + clear.call(this); + var input = url.replace(/^[ \t\r\n\f]+|[ \t\r\n\f]+$/g, ''); + parse.call(this, input, null, base); + } + JURL.prototype = { + toString: function () { + return this.href; + }, + get href() { + if (this._isInvalid) { + return this._url; + } + var authority = ''; + if ('' !== this._username || null !== this._password) { + authority = this._username + (null !== this._password ? ':' + this._password : '') + '@'; + } + return this.protocol + (this._isRelative ? '//' + authority + this.host : '') + this.pathname + this._query + this._fragment; + }, + set href(href) { + clear.call(this); + parse.call(this, href); + }, + get protocol() { + return this._scheme + ':'; + }, + set protocol(protocol) { + if (this._isInvalid) { + return; + } + parse.call(this, protocol + ':', 'scheme start'); + }, + get host() { + return this._isInvalid ? '' : this._port ? this._host + ':' + this._port : this._host; + }, + set host(host) { + if (this._isInvalid || !this._isRelative) { + return; + } + parse.call(this, host, 'host'); + }, + get hostname() { + return this._host; + }, + set hostname(hostname) { + if (this._isInvalid || !this._isRelative) { + return; + } + parse.call(this, hostname, 'hostname'); + }, + get port() { + return this._port; + }, + set port(port) { + if (this._isInvalid || !this._isRelative) { + return; + } + parse.call(this, port, 'port'); + }, + get pathname() { + return this._isInvalid ? '' : this._isRelative ? '/' + this._path.join('/') : this._schemeData; + }, + set pathname(pathname) { + if (this._isInvalid || !this._isRelative) { + return; + } + this._path = []; + parse.call(this, pathname, 'relative path start'); + }, + get search() { + return this._isInvalid || !this._query || this._query === '?' ? '' : this._query; + }, + set search(search) { + if (this._isInvalid || !this._isRelative) { + return; + } + this._query = '?'; + if (search[0] === '?') { + search = search.slice(1); + } + parse.call(this, search, 'query'); + }, + get hash() { + return this._isInvalid || !this._fragment || this._fragment === '#' ? '' : this._fragment; + }, + set hash(hash) { + if (this._isInvalid) { + return; + } + this._fragment = '#'; + if (hash[0] === '#') { + hash = hash.slice(1); + } + parse.call(this, hash, 'fragment'); + }, + get origin() { + var host; + if (this._isInvalid || !this._scheme) { + return ''; + } + switch (this._scheme) { + case 'data': + case 'file': + case 'javascript': + case 'mailto': + return 'null'; + } + host = this.host; + if (!host) { + return ''; + } + return this._scheme + '://' + host; + } + }; + var OriginalURL = scope.URL; + if (OriginalURL) { + JURL.createObjectURL = function (blob) { + return OriginalURL.createObjectURL.apply(OriginalURL, arguments); + }; + JURL.revokeObjectURL = function (url) { + OriginalURL.revokeObjectURL(url); + }; + } + scope.URL = JURL; + }(globalScope)); + exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX; + exports.IDENTITY_MATRIX = IDENTITY_MATRIX; + exports.OPS = OPS; + exports.VERBOSITY_LEVELS = VERBOSITY_LEVELS; + exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES; + exports.AnnotationBorderStyleType = AnnotationBorderStyleType; + exports.AnnotationFieldFlag = AnnotationFieldFlag; + exports.AnnotationFlag = AnnotationFlag; + exports.AnnotationType = AnnotationType; + exports.FontType = FontType; + exports.ImageKind = ImageKind; + exports.InvalidPDFException = InvalidPDFException; + exports.MessageHandler = MessageHandler; + exports.MissingDataException = MissingDataException; + exports.MissingPDFException = MissingPDFException; + exports.NotImplementedException = NotImplementedException; + exports.PageViewport = PageViewport; + exports.PasswordException = PasswordException; + exports.PasswordResponses = PasswordResponses; + exports.StatTimer = StatTimer; + exports.StreamType = StreamType; + exports.TextRenderingMode = TextRenderingMode; + exports.UnexpectedResponseException = UnexpectedResponseException; + exports.UnknownErrorException = UnknownErrorException; + exports.Util = Util; + exports.XRefParseException = XRefParseException; + exports.arrayByteLength = arrayByteLength; + exports.arraysToBytes = arraysToBytes; + exports.assert = assert; + exports.bytesToString = bytesToString; + exports.createBlob = createBlob; + exports.createPromiseCapability = createPromiseCapability; + exports.createObjectURL = createObjectURL; + exports.deprecated = deprecated; + exports.error = error; + exports.getLookupTableFactory = getLookupTableFactory; + exports.getVerbosityLevel = getVerbosityLevel; + exports.globalScope = globalScope; + exports.info = info; + exports.isArray = isArray; + exports.isArrayBuffer = isArrayBuffer; + exports.isBool = isBool; + exports.isEmptyObj = isEmptyObj; + exports.isInt = isInt; + exports.isNum = isNum; + exports.isString = isString; + exports.isSpace = isSpace; + exports.isSameOrigin = isSameOrigin; + exports.createValidAbsoluteUrl = createValidAbsoluteUrl; + exports.isLittleEndian = isLittleEndian; + exports.isEvalSupported = isEvalSupported; + exports.loadJpegStream = loadJpegStream; + exports.log2 = log2; + exports.readInt8 = readInt8; + exports.readUint16 = readUint16; + exports.readUint32 = readUint32; + exports.removeNullCharacters = removeNullCharacters; + exports.setVerbosityLevel = setVerbosityLevel; + exports.shadow = shadow; + exports.string32 = string32; + exports.stringToBytes = stringToBytes; + exports.stringToPDFString = stringToPDFString; + exports.stringToUTF8String = stringToUTF8String; + exports.utf8StringToString = utf8StringToString; + exports.warn = warn; + })); + (function (root, factory) { + factory(root.pdfjsCoreBidi = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var warn = sharedUtil.warn; + var baseTypes = [ + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'S', + 'B', + 'S', + 'WS', + 'B', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'B', + 'B', + 'B', + 'S', + 'WS', + 'ON', + 'ON', + 'ET', + 'ET', + 'ET', + 'ON', + 'ON', + 'ON', + 'ON', + 'ON', + 'ES', + 'CS', + 'ES', + 'CS', + 'CS', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'CS', + 'ON', + 'ON', + 'ON', + 'ON', + 'ON', + 'ON', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'ON', + 'ON', + 'ON', + 'ON', + 'ON', + 'ON', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'ON', + 'ON', + 'ON', + 'ON', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'B', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'BN', + 'CS', + 'ON', + 'ET', + 'ET', + 'ET', + 'ET', + 'ON', + 'ON', + 'ON', + 'ON', + 'L', + 'ON', + 'ON', + 'BN', + 'ON', + 'ON', + 'ET', + 'ET', + 'EN', + 'EN', + 'ON', + 'L', + 'ON', + 'ON', + 'ON', + 'EN', + 'L', + 'ON', + 'ON', + 'ON', + 'ON', + 'ON', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'ON', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'ON', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L', + 'L' + ]; + var arabicTypes = [ + 'AN', + 'AN', + 'AN', + 'AN', + 'AN', + 'AN', + 'ON', + 'ON', + 'AL', + 'ET', + 'ET', + 'AL', + 'CS', + 'AL', + 'ON', + 'ON', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'AL', + 'AL', + '', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'AN', + 'AN', + 'AN', + 'AN', + 'AN', + 'AN', + 'AN', + 'AN', + 'AN', + 'AN', + 'ET', + 'AN', + 'AN', + 'AL', + 'AL', + 'AL', + 'NSM', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'AN', + 'ON', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'AL', + 'AL', + 'NSM', + 'NSM', + 'ON', + 'NSM', + 'NSM', + 'NSM', + 'NSM', + 'AL', + 'AL', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'EN', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL', + 'AL' + ]; + function isOdd(i) { + return (i & 1) !== 0; + } + function isEven(i) { + return (i & 1) === 0; + } + function findUnequal(arr, start, value) { + for (var j = start, jj = arr.length; j < jj; ++j) { + if (arr[j] !== value) { + return j; + } + } + return j; + } + function setValues(arr, start, end, value) { + for (var j = start; j < end; ++j) { + arr[j] = value; + } + } + function reverseValues(arr, start, end) { + for (var i = start, j = end - 1; i < j; ++i, --j) { + var temp = arr[i]; + arr[i] = arr[j]; + arr[j] = temp; + } + } + function createBidiText(str, isLTR, vertical) { + return { + str: str, + dir: vertical ? 'ttb' : isLTR ? 'ltr' : 'rtl' + }; + } + var chars = []; + var types = []; + function bidi(str, startLevel, vertical) { + var isLTR = true; + var strLength = str.length; + if (strLength === 0 || vertical) { + return createBidiText(str, isLTR, vertical); + } + chars.length = strLength; + types.length = strLength; + var numBidi = 0; + var i, ii; + for (i = 0; i < strLength; ++i) { + chars[i] = str.charAt(i); + var charCode = str.charCodeAt(i); + var charType = 'L'; + if (charCode <= 0x00ff) { + charType = baseTypes[charCode]; + } else if (0x0590 <= charCode && charCode <= 0x05f4) { + charType = 'R'; + } else if (0x0600 <= charCode && charCode <= 0x06ff) { + charType = arabicTypes[charCode & 0xff]; + if (!charType) { + warn('Bidi: invalid Unicode character ' + charCode.toString(16)); + } + } else if (0x0700 <= charCode && charCode <= 0x08AC) { + charType = 'AL'; + } + if (charType === 'R' || charType === 'AL' || charType === 'AN') { + numBidi++; + } + types[i] = charType; + } + if (numBidi === 0) { + isLTR = true; + return createBidiText(str, isLTR); + } + if (startLevel === -1) { + if (numBidi / strLength < 0.3) { + isLTR = true; + startLevel = 0; + } else { + isLTR = false; + startLevel = 1; + } + } + var levels = []; + for (i = 0; i < strLength; ++i) { + levels[i] = startLevel; + } + var e = isOdd(startLevel) ? 'R' : 'L'; + var sor = e; + var eor = sor; + var lastType = sor; + for (i = 0; i < strLength; ++i) { + if (types[i] === 'NSM') { + types[i] = lastType; + } else { + lastType = types[i]; + } + } + lastType = sor; + var t; + for (i = 0; i < strLength; ++i) { + t = types[i]; + if (t === 'EN') { + types[i] = lastType === 'AL' ? 'AN' : 'EN'; + } else if (t === 'R' || t === 'L' || t === 'AL') { + lastType = t; + } + } + for (i = 0; i < strLength; ++i) { + t = types[i]; + if (t === 'AL') { + types[i] = 'R'; + } + } + for (i = 1; i < strLength - 1; ++i) { + if (types[i] === 'ES' && types[i - 1] === 'EN' && types[i + 1] === 'EN') { + types[i] = 'EN'; + } + if (types[i] === 'CS' && (types[i - 1] === 'EN' || types[i - 1] === 'AN') && types[i + 1] === types[i - 1]) { + types[i] = types[i - 1]; + } + } + for (i = 0; i < strLength; ++i) { + if (types[i] === 'EN') { + var j; + for (j = i - 1; j >= 0; --j) { + if (types[j] !== 'ET') { + break; + } + types[j] = 'EN'; + } + for (j = i + 1; j < strLength; ++j) { + if (types[j] !== 'ET') { + break; + } + types[j] = 'EN'; + } + } + } + for (i = 0; i < strLength; ++i) { + t = types[i]; + if (t === 'WS' || t === 'ES' || t === 'ET' || t === 'CS') { + types[i] = 'ON'; + } + } + lastType = sor; + for (i = 0; i < strLength; ++i) { + t = types[i]; + if (t === 'EN') { + types[i] = lastType === 'L' ? 'L' : 'EN'; + } else if (t === 'R' || t === 'L') { + lastType = t; + } + } + for (i = 0; i < strLength; ++i) { + if (types[i] === 'ON') { + var end = findUnequal(types, i + 1, 'ON'); + var before = sor; + if (i > 0) { + before = types[i - 1]; + } + var after = eor; + if (end + 1 < strLength) { + after = types[end + 1]; + } + if (before !== 'L') { + before = 'R'; + } + if (after !== 'L') { + after = 'R'; + } + if (before === after) { + setValues(types, i, end, before); + } + i = end - 1; + } + } + for (i = 0; i < strLength; ++i) { + if (types[i] === 'ON') { + types[i] = e; + } + } + for (i = 0; i < strLength; ++i) { + t = types[i]; + if (isEven(levels[i])) { + if (t === 'R') { + levels[i] += 1; + } else if (t === 'AN' || t === 'EN') { + levels[i] += 2; + } + } else { + if (t === 'L' || t === 'AN' || t === 'EN') { + levels[i] += 1; + } + } + } + var highestLevel = -1; + var lowestOddLevel = 99; + var level; + for (i = 0, ii = levels.length; i < ii; ++i) { + level = levels[i]; + if (highestLevel < level) { + highestLevel = level; + } + if (lowestOddLevel > level && isOdd(level)) { + lowestOddLevel = level; + } + } + for (level = highestLevel; level >= lowestOddLevel; --level) { + var start = -1; + for (i = 0, ii = levels.length; i < ii; ++i) { + if (levels[i] < level) { + if (start >= 0) { + reverseValues(chars, start, i); + start = -1; + } + } else if (start < 0) { + start = i; + } + } + if (start >= 0) { + reverseValues(chars, start, levels.length); + } + } + for (i = 0, ii = chars.length; i < ii; ++i) { + var ch = chars[i]; + if (ch === '<' || ch === '>') { + chars[i] = ''; + } + } + return createBidiText(chars.join(''), isLTR); + } + exports.bidi = bidi; + })); + (function (root, factory) { + factory(root.pdfjsCoreCFFParser = {}, root.pdfjsSharedUtil, root.pdfjsCoreCharsets, root.pdfjsCoreEncodings); + }(this, function (exports, sharedUtil, coreCharsets, coreEncodings) { + var error = sharedUtil.error; + var info = sharedUtil.info; + var bytesToString = sharedUtil.bytesToString; + var warn = sharedUtil.warn; + var isArray = sharedUtil.isArray; + var Util = sharedUtil.Util; + var stringToBytes = sharedUtil.stringToBytes; + var assert = sharedUtil.assert; + var ISOAdobeCharset = coreCharsets.ISOAdobeCharset; + var ExpertCharset = coreCharsets.ExpertCharset; + var ExpertSubsetCharset = coreCharsets.ExpertSubsetCharset; + var StandardEncoding = coreEncodings.StandardEncoding; + var ExpertEncoding = coreEncodings.ExpertEncoding; + var MAX_SUBR_NESTING = 10; + var CFFStandardStrings = [ + '.notdef', + 'space', + 'exclam', + 'quotedbl', + 'numbersign', + 'dollar', + 'percent', + 'ampersand', + 'quoteright', + 'parenleft', + 'parenright', + 'asterisk', + 'plus', + 'comma', + 'hyphen', + 'period', + 'slash', + 'zero', + 'one', + 'two', + 'three', + 'four', + 'five', + 'six', + 'seven', + 'eight', + 'nine', + 'colon', + 'semicolon', + 'less', + 'equal', + 'greater', + 'question', + 'at', + 'A', + 'B', + 'C', + 'D', + 'E', + 'F', + 'G', + 'H', + 'I', + 'J', + 'K', + 'L', + 'M', + 'N', + 'O', + 'P', + 'Q', + 'R', + 'S', + 'T', + 'U', + 'V', + 'W', + 'X', + 'Y', + 'Z', + 'bracketleft', + 'backslash', + 'bracketright', + 'asciicircum', + 'underscore', + 'quoteleft', + 'a', + 'b', + 'c', + 'd', + 'e', + 'f', + 'g', + 'h', + 'i', + 'j', + 'k', + 'l', + 'm', + 'n', + 'o', + 'p', + 'q', + 'r', + 's', + 't', + 'u', + 'v', + 'w', + 'x', + 'y', + 'z', + 'braceleft', + 'bar', + 'braceright', + 'asciitilde', + 'exclamdown', + 'cent', + 'sterling', + 'fraction', + 'yen', + 'florin', + 'section', + 'currency', + 'quotesingle', + 'quotedblleft', + 'guillemotleft', + 'guilsinglleft', + 'guilsinglright', + 'fi', + 'fl', + 'endash', + 'dagger', + 'daggerdbl', + 'periodcentered', + 'paragraph', + 'bullet', + 'quotesinglbase', + 'quotedblbase', + 'quotedblright', + 'guillemotright', + 'ellipsis', + 'perthousand', + 'questiondown', + 'grave', + 'acute', + 'circumflex', + 'tilde', + 'macron', + 'breve', + 'dotaccent', + 'dieresis', + 'ring', + 'cedilla', + 'hungarumlaut', + 'ogonek', + 'caron', + 'emdash', + 'AE', + 'ordfeminine', + 'Lslash', + 'Oslash', + 'OE', + 'ordmasculine', + 'ae', + 'dotlessi', + 'lslash', + 'oslash', + 'oe', + 'germandbls', + 'onesuperior', + 'logicalnot', + 'mu', + 'trademark', + 'Eth', + 'onehalf', + 'plusminus', + 'Thorn', + 'onequarter', + 'divide', + 'brokenbar', + 'degree', + 'thorn', + 'threequarters', + 'twosuperior', + 'registered', + 'minus', + 'eth', + 'multiply', + 'threesuperior', + 'copyright', + 'Aacute', + 'Acircumflex', + 'Adieresis', + 'Agrave', + 'Aring', + 'Atilde', + 'Ccedilla', + 'Eacute', + 'Ecircumflex', + 'Edieresis', + 'Egrave', + 'Iacute', + 'Icircumflex', + 'Idieresis', + 'Igrave', + 'Ntilde', + 'Oacute', + 'Ocircumflex', + 'Odieresis', + 'Ograve', + 'Otilde', + 'Scaron', + 'Uacute', + 'Ucircumflex', + 'Udieresis', + 'Ugrave', + 'Yacute', + 'Ydieresis', + 'Zcaron', + 'aacute', + 'acircumflex', + 'adieresis', + 'agrave', + 'aring', + 'atilde', + 'ccedilla', + 'eacute', + 'ecircumflex', + 'edieresis', + 'egrave', + 'iacute', + 'icircumflex', + 'idieresis', + 'igrave', + 'ntilde', + 'oacute', + 'ocircumflex', + 'odieresis', + 'ograve', + 'otilde', + 'scaron', + 'uacute', + 'ucircumflex', + 'udieresis', + 'ugrave', + 'yacute', + 'ydieresis', + 'zcaron', + 'exclamsmall', + 'Hungarumlautsmall', + 'dollaroldstyle', + 'dollarsuperior', + 'ampersandsmall', + 'Acutesmall', + 'parenleftsuperior', + 'parenrightsuperior', + 'twodotenleader', + 'onedotenleader', + 'zerooldstyle', + 'oneoldstyle', + 'twooldstyle', + 'threeoldstyle', + 'fouroldstyle', + 'fiveoldstyle', + 'sixoldstyle', + 'sevenoldstyle', + 'eightoldstyle', + 'nineoldstyle', + 'commasuperior', + 'threequartersemdash', + 'periodsuperior', + 'questionsmall', + 'asuperior', + 'bsuperior', + 'centsuperior', + 'dsuperior', + 'esuperior', + 'isuperior', + 'lsuperior', + 'msuperior', + 'nsuperior', + 'osuperior', + 'rsuperior', + 'ssuperior', + 'tsuperior', + 'ff', + 'ffi', + 'ffl', + 'parenleftinferior', + 'parenrightinferior', + 'Circumflexsmall', + 'hyphensuperior', + 'Gravesmall', + 'Asmall', + 'Bsmall', + 'Csmall', + 'Dsmall', + 'Esmall', + 'Fsmall', + 'Gsmall', + 'Hsmall', + 'Ismall', + 'Jsmall', + 'Ksmall', + 'Lsmall', + 'Msmall', + 'Nsmall', + 'Osmall', + 'Psmall', + 'Qsmall', + 'Rsmall', + 'Ssmall', + 'Tsmall', + 'Usmall', + 'Vsmall', + 'Wsmall', + 'Xsmall', + 'Ysmall', + 'Zsmall', + 'colonmonetary', + 'onefitted', + 'rupiah', + 'Tildesmall', + 'exclamdownsmall', + 'centoldstyle', + 'Lslashsmall', + 'Scaronsmall', + 'Zcaronsmall', + 'Dieresissmall', + 'Brevesmall', + 'Caronsmall', + 'Dotaccentsmall', + 'Macronsmall', + 'figuredash', + 'hypheninferior', + 'Ogoneksmall', + 'Ringsmall', + 'Cedillasmall', + 'questiondownsmall', + 'oneeighth', + 'threeeighths', + 'fiveeighths', + 'seveneighths', + 'onethird', + 'twothirds', + 'zerosuperior', + 'foursuperior', + 'fivesuperior', + 'sixsuperior', + 'sevensuperior', + 'eightsuperior', + 'ninesuperior', + 'zeroinferior', + 'oneinferior', + 'twoinferior', + 'threeinferior', + 'fourinferior', + 'fiveinferior', + 'sixinferior', + 'seveninferior', + 'eightinferior', + 'nineinferior', + 'centinferior', + 'dollarinferior', + 'periodinferior', + 'commainferior', + 'Agravesmall', + 'Aacutesmall', + 'Acircumflexsmall', + 'Atildesmall', + 'Adieresissmall', + 'Aringsmall', + 'AEsmall', + 'Ccedillasmall', + 'Egravesmall', + 'Eacutesmall', + 'Ecircumflexsmall', + 'Edieresissmall', + 'Igravesmall', + 'Iacutesmall', + 'Icircumflexsmall', + 'Idieresissmall', + 'Ethsmall', + 'Ntildesmall', + 'Ogravesmall', + 'Oacutesmall', + 'Ocircumflexsmall', + 'Otildesmall', + 'Odieresissmall', + 'OEsmall', + 'Oslashsmall', + 'Ugravesmall', + 'Uacutesmall', + 'Ucircumflexsmall', + 'Udieresissmall', + 'Yacutesmall', + 'Thornsmall', + 'Ydieresissmall', + '001.000', + '001.001', + '001.002', + '001.003', + 'Black', + 'Bold', + 'Book', + 'Light', + 'Medium', + 'Regular', + 'Roman', + 'Semibold' + ]; + var CFFParser = function CFFParserClosure() { + var CharstringValidationData = [ + null, + { + id: 'hstem', + min: 2, + stackClearing: true, + stem: true + }, + null, + { + id: 'vstem', + min: 2, + stackClearing: true, + stem: true + }, + { + id: 'vmoveto', + min: 1, + stackClearing: true + }, + { + id: 'rlineto', + min: 2, + resetStack: true + }, + { + id: 'hlineto', + min: 1, + resetStack: true + }, + { + id: 'vlineto', + min: 1, + resetStack: true + }, + { + id: 'rrcurveto', + min: 6, + resetStack: true + }, + null, + { + id: 'callsubr', + min: 1, + undefStack: true + }, + { + id: 'return', + min: 0, + undefStack: true + }, + null, + null, + { + id: 'endchar', + min: 0, + stackClearing: true + }, + null, + null, + null, + { + id: 'hstemhm', + min: 2, + stackClearing: true, + stem: true + }, + { + id: 'hintmask', + min: 0, + stackClearing: true + }, + { + id: 'cntrmask', + min: 0, + stackClearing: true + }, + { + id: 'rmoveto', + min: 2, + stackClearing: true + }, + { + id: 'hmoveto', + min: 1, + stackClearing: true + }, + { + id: 'vstemhm', + min: 2, + stackClearing: true, + stem: true + }, + { + id: 'rcurveline', + min: 8, + resetStack: true + }, + { + id: 'rlinecurve', + min: 8, + resetStack: true + }, + { + id: 'vvcurveto', + min: 4, + resetStack: true + }, + { + id: 'hhcurveto', + min: 4, + resetStack: true + }, + null, + { + id: 'callgsubr', + min: 1, + undefStack: true + }, + { + id: 'vhcurveto', + min: 4, + resetStack: true + }, + { + id: 'hvcurveto', + min: 4, + resetStack: true + } + ]; + var CharstringValidationData12 = [ + null, + null, + null, + { + id: 'and', + min: 2, + stackDelta: -1 + }, + { + id: 'or', + min: 2, + stackDelta: -1 + }, + { + id: 'not', + min: 1, + stackDelta: 0 + }, + null, + null, + null, + { + id: 'abs', + min: 1, + stackDelta: 0 + }, + { + id: 'add', + min: 2, + stackDelta: -1, + stackFn: function stack_div(stack, index) { + stack[index - 2] = stack[index - 2] + stack[index - 1]; + } + }, + { + id: 'sub', + min: 2, + stackDelta: -1, + stackFn: function stack_div(stack, index) { + stack[index - 2] = stack[index - 2] - stack[index - 1]; + } + }, + { + id: 'div', + min: 2, + stackDelta: -1, + stackFn: function stack_div(stack, index) { + stack[index - 2] = stack[index - 2] / stack[index - 1]; + } + }, + null, + { + id: 'neg', + min: 1, + stackDelta: 0, + stackFn: function stack_div(stack, index) { + stack[index - 1] = -stack[index - 1]; + } + }, + { + id: 'eq', + min: 2, + stackDelta: -1 + }, + null, + null, + { + id: 'drop', + min: 1, + stackDelta: -1 + }, + null, + { + id: 'put', + min: 2, + stackDelta: -2 + }, + { + id: 'get', + min: 1, + stackDelta: 0 + }, + { + id: 'ifelse', + min: 4, + stackDelta: -3 + }, + { + id: 'random', + min: 0, + stackDelta: 1 + }, + { + id: 'mul', + min: 2, + stackDelta: -1, + stackFn: function stack_div(stack, index) { + stack[index - 2] = stack[index - 2] * stack[index - 1]; + } + }, + null, + { + id: 'sqrt', + min: 1, + stackDelta: 0 + }, + { + id: 'dup', + min: 1, + stackDelta: 1 + }, + { + id: 'exch', + min: 2, + stackDelta: 0 + }, + { + id: 'index', + min: 2, + stackDelta: 0 + }, + { + id: 'roll', + min: 3, + stackDelta: -2 + }, + null, + null, + null, + { + id: 'hflex', + min: 7, + resetStack: true + }, + { + id: 'flex', + min: 13, + resetStack: true + }, + { + id: 'hflex1', + min: 9, + resetStack: true + }, + { + id: 'flex1', + min: 11, + resetStack: true + } + ]; + function CFFParser(file, properties, seacAnalysisEnabled) { + this.bytes = file.getBytes(); + this.properties = properties; + this.seacAnalysisEnabled = !!seacAnalysisEnabled; + } + CFFParser.prototype = { + parse: function CFFParser_parse() { + var properties = this.properties; + var cff = new CFF(); + this.cff = cff; + var header = this.parseHeader(); + var nameIndex = this.parseIndex(header.endPos); + var topDictIndex = this.parseIndex(nameIndex.endPos); + var stringIndex = this.parseIndex(topDictIndex.endPos); + var globalSubrIndex = this.parseIndex(stringIndex.endPos); + var topDictParsed = this.parseDict(topDictIndex.obj.get(0)); + var topDict = this.createDict(CFFTopDict, topDictParsed, cff.strings); + cff.header = header.obj; + cff.names = this.parseNameIndex(nameIndex.obj); + cff.strings = this.parseStringIndex(stringIndex.obj); + cff.topDict = topDict; + cff.globalSubrIndex = globalSubrIndex.obj; + this.parsePrivateDict(cff.topDict); + cff.isCIDFont = topDict.hasName('ROS'); + var charStringOffset = topDict.getByName('CharStrings'); + var charStringIndex = this.parseIndex(charStringOffset).obj; + var fontMatrix = topDict.getByName('FontMatrix'); + if (fontMatrix) { + properties.fontMatrix = fontMatrix; + } + var fontBBox = topDict.getByName('FontBBox'); + if (fontBBox) { + properties.ascent = fontBBox[3]; + properties.descent = fontBBox[1]; + properties.ascentScaled = true; + } + var charset, encoding; + if (cff.isCIDFont) { + var fdArrayIndex = this.parseIndex(topDict.getByName('FDArray')).obj; + for (var i = 0, ii = fdArrayIndex.count; i < ii; ++i) { + var dictRaw = fdArrayIndex.get(i); + var fontDict = this.createDict(CFFTopDict, this.parseDict(dictRaw), cff.strings); + this.parsePrivateDict(fontDict); + cff.fdArray.push(fontDict); + } + encoding = null; + charset = this.parseCharsets(topDict.getByName('charset'), charStringIndex.count, cff.strings, true); + cff.fdSelect = this.parseFDSelect(topDict.getByName('FDSelect'), charStringIndex.count); + } else { + charset = this.parseCharsets(topDict.getByName('charset'), charStringIndex.count, cff.strings, false); + encoding = this.parseEncoding(topDict.getByName('Encoding'), properties, cff.strings, charset.charset); + } + cff.charset = charset; + cff.encoding = encoding; + var charStringsAndSeacs = this.parseCharStrings(charStringIndex, topDict.privateDict.subrsIndex, globalSubrIndex.obj, cff.fdSelect, cff.fdArray); + cff.charStrings = charStringsAndSeacs.charStrings; + cff.seacs = charStringsAndSeacs.seacs; + cff.widths = charStringsAndSeacs.widths; + return cff; + }, + parseHeader: function CFFParser_parseHeader() { + var bytes = this.bytes; + var bytesLength = bytes.length; + var offset = 0; + while (offset < bytesLength && bytes[offset] !== 1) { + ++offset; + } + if (offset >= bytesLength) { + error('Invalid CFF header'); + } else if (offset !== 0) { + info('cff data is shifted'); + bytes = bytes.subarray(offset); + this.bytes = bytes; + } + var major = bytes[0]; + var minor = bytes[1]; + var hdrSize = bytes[2]; + var offSize = bytes[3]; + var header = new CFFHeader(major, minor, hdrSize, offSize); + return { + obj: header, + endPos: hdrSize + }; + }, + parseDict: function CFFParser_parseDict(dict) { + var pos = 0; + function parseOperand() { + var value = dict[pos++]; + if (value === 30) { + return parseFloatOperand(); + } else if (value === 28) { + value = dict[pos++]; + value = (value << 24 | dict[pos++] << 16) >> 16; + return value; + } else if (value === 29) { + value = dict[pos++]; + value = value << 8 | dict[pos++]; + value = value << 8 | dict[pos++]; + value = value << 8 | dict[pos++]; + return value; + } else if (value >= 32 && value <= 246) { + return value - 139; + } else if (value >= 247 && value <= 250) { + return (value - 247) * 256 + dict[pos++] + 108; + } else if (value >= 251 && value <= 254) { + return -((value - 251) * 256) - dict[pos++] - 108; + } + warn('CFFParser_parseDict: "' + value + '" is a reserved command.'); + return NaN; + } + function parseFloatOperand() { + var str = ''; + var eof = 15; + var lookup = [ + '0', + '1', + '2', + '3', + '4', + '5', + '6', + '7', + '8', + '9', + '.', + 'E', + 'E-', + null, + '-' + ]; + var length = dict.length; + while (pos < length) { + var b = dict[pos++]; + var b1 = b >> 4; + var b2 = b & 15; + if (b1 === eof) { + break; + } + str += lookup[b1]; + if (b2 === eof) { + break; + } + str += lookup[b2]; + } + return parseFloat(str); + } + var operands = []; + var entries = []; + pos = 0; + var end = dict.length; + while (pos < end) { + var b = dict[pos]; + if (b <= 21) { + if (b === 12) { + b = b << 8 | dict[++pos]; + } + entries.push([ + b, + operands + ]); + operands = []; + ++pos; + } else { + operands.push(parseOperand()); + } + } + return entries; + }, + parseIndex: function CFFParser_parseIndex(pos) { + var cffIndex = new CFFIndex(); + var bytes = this.bytes; + var count = bytes[pos++] << 8 | bytes[pos++]; + var offsets = []; + var end = pos; + var i, ii; + if (count !== 0) { + var offsetSize = bytes[pos++]; + var startPos = pos + (count + 1) * offsetSize - 1; + for (i = 0, ii = count + 1; i < ii; ++i) { + var offset = 0; + for (var j = 0; j < offsetSize; ++j) { + offset <<= 8; + offset += bytes[pos++]; + } + offsets.push(startPos + offset); + } + end = offsets[count]; + } + for (i = 0, ii = offsets.length - 1; i < ii; ++i) { + var offsetStart = offsets[i]; + var offsetEnd = offsets[i + 1]; + cffIndex.add(bytes.subarray(offsetStart, offsetEnd)); + } + return { + obj: cffIndex, + endPos: end + }; + }, + parseNameIndex: function CFFParser_parseNameIndex(index) { + var names = []; + for (var i = 0, ii = index.count; i < ii; ++i) { + var name = index.get(i); + var length = Math.min(name.length, 127); + var data = []; + for (var j = 0; j < length; ++j) { + var c = name[j]; + if (j === 0 && c === 0) { + data[j] = c; + continue; + } + if (c < 33 || c > 126 || c === 91 || c === 93 || c === 40 || c === 41 || c === 123 || c === 125 || c === 60 || c === 62 || c === 47 || c === 37 || c === 35) + { + data[j] = 95; + continue; + } + data[j] = c; + } + names.push(bytesToString(data)); + } + return names; + }, + parseStringIndex: function CFFParser_parseStringIndex(index) { + var strings = new CFFStrings(); + for (var i = 0, ii = index.count; i < ii; ++i) { + var data = index.get(i); + strings.add(bytesToString(data)); + } + return strings; + }, + createDict: function CFFParser_createDict(Type, dict, strings) { + var cffDict = new Type(strings); + for (var i = 0, ii = dict.length; i < ii; ++i) { + var pair = dict[i]; + var key = pair[0]; + var value = pair[1]; + cffDict.setByKey(key, value); + } + return cffDict; + }, + parseCharString: function CFFParser_parseCharString(state, data, localSubrIndex, globalSubrIndex) { + if (state.callDepth > MAX_SUBR_NESTING) { + return false; + } + var stackSize = state.stackSize; + var stack = state.stack; + var length = data.length; + for (var j = 0; j < length;) { + var value = data[j++]; + var validationCommand = null; + if (value === 12) { + var q = data[j++]; + if (q === 0) { + data[j - 2] = 139; + data[j - 1] = 22; + stackSize = 0; + } else { + validationCommand = CharstringValidationData12[q]; + } + } else if (value === 28) { + stack[stackSize] = (data[j] << 24 | data[j + 1] << 16) >> 16; + j += 2; + stackSize++; + } else if (value === 14) { + if (stackSize >= 4) { + stackSize -= 4; + if (this.seacAnalysisEnabled) { + state.seac = stack.slice(stackSize, stackSize + 4); + return false; + } + } + validationCommand = CharstringValidationData[value]; + } else if (value >= 32 && value <= 246) { + stack[stackSize] = value - 139; + stackSize++; + } else if (value >= 247 && value <= 254) { + stack[stackSize] = value < 251 ? (value - 247 << 8) + data[j] + 108 : -(value - 251 << 8) - data[j] - 108; + j++; + stackSize++; + } else if (value === 255) { + stack[stackSize] = (data[j] << 24 | data[j + 1] << 16 | data[j + 2] << 8 | data[j + 3]) / 65536; + j += 4; + stackSize++; + } else if (value === 19 || value === 20) { + state.hints += stackSize >> 1; + j += state.hints + 7 >> 3; + stackSize %= 2; + validationCommand = CharstringValidationData[value]; + } else if (value === 10 || value === 29) { + var subrsIndex; + if (value === 10) { + subrsIndex = localSubrIndex; + } else { + subrsIndex = globalSubrIndex; + } + if (!subrsIndex) { + validationCommand = CharstringValidationData[value]; + warn('Missing subrsIndex for ' + validationCommand.id); + return false; + } + var bias = 32768; + if (subrsIndex.count < 1240) { + bias = 107; + } else if (subrsIndex.count < 33900) { + bias = 1131; + } + var subrNumber = stack[--stackSize] + bias; + if (subrNumber < 0 || subrNumber >= subrsIndex.count) { + validationCommand = CharstringValidationData[value]; + warn('Out of bounds subrIndex for ' + validationCommand.id); + return false; + } + state.stackSize = stackSize; + state.callDepth++; + var valid = this.parseCharString(state, subrsIndex.get(subrNumber), localSubrIndex, globalSubrIndex); + if (!valid) { + return false; + } + state.callDepth--; + stackSize = state.stackSize; + continue; + } else if (value === 11) { + state.stackSize = stackSize; + return true; + } else { + validationCommand = CharstringValidationData[value]; + } + if (validationCommand) { + if (validationCommand.stem) { + state.hints += stackSize >> 1; + } + if ('min' in validationCommand) { + if (!state.undefStack && stackSize < validationCommand.min) { + warn('Not enough parameters for ' + validationCommand.id + '; actual: ' + stackSize + ', expected: ' + validationCommand.min); + return false; + } + } + if (state.firstStackClearing && validationCommand.stackClearing) { + state.firstStackClearing = false; + stackSize -= validationCommand.min; + if (stackSize >= 2 && validationCommand.stem) { + stackSize %= 2; + } else if (stackSize > 1) { + warn('Found too many parameters for stack-clearing command'); + } + if (stackSize > 0 && stack[stackSize - 1] >= 0) { + state.width = stack[stackSize - 1]; + } + } + if ('stackDelta' in validationCommand) { + if ('stackFn' in validationCommand) { + validationCommand.stackFn(stack, stackSize); + } + stackSize += validationCommand.stackDelta; + } else if (validationCommand.stackClearing) { + stackSize = 0; + } else if (validationCommand.resetStack) { + stackSize = 0; + state.undefStack = false; + } else if (validationCommand.undefStack) { + stackSize = 0; + state.undefStack = true; + state.firstStackClearing = false; + } + } + } + state.stackSize = stackSize; + return true; + }, + parseCharStrings: function CFFParser_parseCharStrings(charStrings, localSubrIndex, globalSubrIndex, fdSelect, fdArray) { + var seacs = []; + var widths = []; + var count = charStrings.count; + for (var i = 0; i < count; i++) { + var charstring = charStrings.get(i); + var state = { + callDepth: 0, + stackSize: 0, + stack: [], + undefStack: true, + hints: 0, + firstStackClearing: true, + seac: null, + width: null + }; + var valid = true; + var localSubrToUse = null; + if (fdSelect && fdArray.length) { + var fdIndex = fdSelect.getFDIndex(i); + if (fdIndex === -1) { + warn('Glyph index is not in fd select.'); + valid = false; + } + if (fdIndex >= fdArray.length) { + warn('Invalid fd index for glyph index.'); + valid = false; + } + if (valid) { + localSubrToUse = fdArray[fdIndex].privateDict.subrsIndex; + } + } else if (localSubrIndex) { + localSubrToUse = localSubrIndex; + } + if (valid) { + valid = this.parseCharString(state, charstring, localSubrToUse, globalSubrIndex); + } + if (state.width !== null) { + widths[i] = state.width; + } + if (state.seac !== null) { + seacs[i] = state.seac; + } + if (!valid) { + charStrings.set(i, new Uint8Array([14])); + } + } + return { + charStrings: charStrings, + seacs: seacs, + widths: widths + }; + }, + emptyPrivateDictionary: function CFFParser_emptyPrivateDictionary(parentDict) { + var privateDict = this.createDict(CFFPrivateDict, [], parentDict.strings); + parentDict.setByKey(18, [ + 0, + 0 + ]); + parentDict.privateDict = privateDict; + }, + parsePrivateDict: function CFFParser_parsePrivateDict(parentDict) { + if (!parentDict.hasName('Private')) { + this.emptyPrivateDictionary(parentDict); + return; + } + var privateOffset = parentDict.getByName('Private'); + if (!isArray(privateOffset) || privateOffset.length !== 2) { + parentDict.removeByName('Private'); + return; + } + var size = privateOffset[0]; + var offset = privateOffset[1]; + if (size === 0 || offset >= this.bytes.length) { + this.emptyPrivateDictionary(parentDict); + return; + } + var privateDictEnd = offset + size; + var dictData = this.bytes.subarray(offset, privateDictEnd); + var dict = this.parseDict(dictData); + var privateDict = this.createDict(CFFPrivateDict, dict, parentDict.strings); + parentDict.privateDict = privateDict; + if (!privateDict.getByName('Subrs')) { + return; + } + var subrsOffset = privateDict.getByName('Subrs'); + var relativeOffset = offset + subrsOffset; + if (subrsOffset === 0 || relativeOffset >= this.bytes.length) { + this.emptyPrivateDictionary(parentDict); + return; + } + var subrsIndex = this.parseIndex(relativeOffset); + privateDict.subrsIndex = subrsIndex.obj; + }, + parseCharsets: function CFFParser_parseCharsets(pos, length, strings, cid) { + if (pos === 0) { + return new CFFCharset(true, CFFCharsetPredefinedTypes.ISO_ADOBE, ISOAdobeCharset); + } else if (pos === 1) { + return new CFFCharset(true, CFFCharsetPredefinedTypes.EXPERT, ExpertCharset); + } else if (pos === 2) { + return new CFFCharset(true, CFFCharsetPredefinedTypes.EXPERT_SUBSET, ExpertSubsetCharset); + } + var bytes = this.bytes; + var start = pos; + var format = bytes[pos++]; + var charset = ['.notdef']; + var id, count, i; + length -= 1; + switch (format) { + case 0: + for (i = 0; i < length; i++) { + id = bytes[pos++] << 8 | bytes[pos++]; + charset.push(cid ? id : strings.get(id)); + } + break; + case 1: + while (charset.length <= length) { + id = bytes[pos++] << 8 | bytes[pos++]; + count = bytes[pos++]; + for (i = 0; i <= count; i++) { + charset.push(cid ? id++ : strings.get(id++)); + } + } + break; + case 2: + while (charset.length <= length) { + id = bytes[pos++] << 8 | bytes[pos++]; + count = bytes[pos++] << 8 | bytes[pos++]; + for (i = 0; i <= count; i++) { + charset.push(cid ? id++ : strings.get(id++)); + } + } + break; + default: + error('Unknown charset format'); + } + var end = pos; + var raw = bytes.subarray(start, end); + return new CFFCharset(false, format, charset, raw); + }, + parseEncoding: function CFFParser_parseEncoding(pos, properties, strings, charset) { + var encoding = Object.create(null); + var bytes = this.bytes; + var predefined = false; + var hasSupplement = false; + var format, i, ii; + var raw = null; + function readSupplement() { + var supplementsCount = bytes[pos++]; + for (i = 0; i < supplementsCount; i++) { + var code = bytes[pos++]; + var sid = (bytes[pos++] << 8) + (bytes[pos++] & 0xff); + encoding[code] = charset.indexOf(strings.get(sid)); + } + } + if (pos === 0 || pos === 1) { + predefined = true; + format = pos; + var baseEncoding = pos ? ExpertEncoding : StandardEncoding; + for (i = 0, ii = charset.length; i < ii; i++) { + var index = baseEncoding.indexOf(charset[i]); + if (index !== -1) { + encoding[index] = i; + } + } + } else { + var dataStart = pos; + format = bytes[pos++]; + switch (format & 0x7f) { + case 0: + var glyphsCount = bytes[pos++]; + for (i = 1; i <= glyphsCount; i++) { + encoding[bytes[pos++]] = i; + } + break; + case 1: + var rangesCount = bytes[pos++]; + var gid = 1; + for (i = 0; i < rangesCount; i++) { + var start = bytes[pos++]; + var left = bytes[pos++]; + for (var j = start; j <= start + left; j++) { + encoding[j] = gid++; + } + } + break; + default: + error('Unknown encoding format: ' + format + ' in CFF'); + break; + } + var dataEnd = pos; + if (format & 0x80) { + bytes[dataStart] &= 0x7f; + readSupplement(); + hasSupplement = true; + } + raw = bytes.subarray(dataStart, dataEnd); + } + format = format & 0x7f; + return new CFFEncoding(predefined, format, encoding, raw); + }, + parseFDSelect: function CFFParser_parseFDSelect(pos, length) { + var start = pos; + var bytes = this.bytes; + var format = bytes[pos++]; + var fdSelect = [], rawBytes; + var i, invalidFirstGID = false; + switch (format) { + case 0: + for (i = 0; i < length; ++i) { + var id = bytes[pos++]; + fdSelect.push(id); + } + rawBytes = bytes.subarray(start, pos); + break; + case 3: + var rangesCount = bytes[pos++] << 8 | bytes[pos++]; + for (i = 0; i < rangesCount; ++i) { + var first = bytes[pos++] << 8 | bytes[pos++]; + if (i === 0 && first !== 0) { + warn('parseFDSelect: The first range must have a first GID of 0' + ' -- trying to recover.'); + invalidFirstGID = true; + first = 0; + } + var fdIndex = bytes[pos++]; + var next = bytes[pos] << 8 | bytes[pos + 1]; + for (var j = first; j < next; ++j) { + fdSelect.push(fdIndex); + } + } + pos += 2; + rawBytes = bytes.subarray(start, pos); + if (invalidFirstGID) { + rawBytes[3] = rawBytes[4] = 0; + } + break; + default: + error('parseFDSelect: Unknown format "' + format + '".'); + break; + } + assert(fdSelect.length === length, 'parseFDSelect: Invalid font data.'); + return new CFFFDSelect(fdSelect, rawBytes); + } + }; + return CFFParser; + }(); + var CFF = function CFFClosure() { + function CFF() { + this.header = null; + this.names = []; + this.topDict = null; + this.strings = new CFFStrings(); + this.globalSubrIndex = null; + this.encoding = null; + this.charset = null; + this.charStrings = null; + this.fdArray = []; + this.fdSelect = null; + this.isCIDFont = false; + } + return CFF; + }(); + var CFFHeader = function CFFHeaderClosure() { + function CFFHeader(major, minor, hdrSize, offSize) { + this.major = major; + this.minor = minor; + this.hdrSize = hdrSize; + this.offSize = offSize; + } + return CFFHeader; + }(); + var CFFStrings = function CFFStringsClosure() { + function CFFStrings() { + this.strings = []; + } + CFFStrings.prototype = { + get: function CFFStrings_get(index) { + if (index >= 0 && index <= 390) { + return CFFStandardStrings[index]; + } + if (index - 391 <= this.strings.length) { + return this.strings[index - 391]; + } + return CFFStandardStrings[0]; + }, + add: function CFFStrings_add(value) { + this.strings.push(value); + }, + get count() { + return this.strings.length; + } + }; + return CFFStrings; + }(); + var CFFIndex = function CFFIndexClosure() { + function CFFIndex() { + this.objects = []; + this.length = 0; + } + CFFIndex.prototype = { + add: function CFFIndex_add(data) { + this.length += data.length; + this.objects.push(data); + }, + set: function CFFIndex_set(index, data) { + this.length += data.length - this.objects[index].length; + this.objects[index] = data; + }, + get: function CFFIndex_get(index) { + return this.objects[index]; + }, + get count() { + return this.objects.length; + } + }; + return CFFIndex; + }(); + var CFFDict = function CFFDictClosure() { + function CFFDict(tables, strings) { + this.keyToNameMap = tables.keyToNameMap; + this.nameToKeyMap = tables.nameToKeyMap; + this.defaults = tables.defaults; + this.types = tables.types; + this.opcodes = tables.opcodes; + this.order = tables.order; + this.strings = strings; + this.values = Object.create(null); + } + CFFDict.prototype = { + setByKey: function CFFDict_setByKey(key, value) { + if (!(key in this.keyToNameMap)) { + return false; + } + var valueLength = value.length; + if (valueLength === 0) { + return true; + } + for (var i = 0; i < valueLength; i++) { + if (isNaN(value[i])) { + warn('Invalid CFFDict value: "' + value + '" for key "' + key + '".'); + return true; + } + } + var type = this.types[key]; + if (type === 'num' || type === 'sid' || type === 'offset') { + value = value[0]; + } + this.values[key] = value; + return true; + }, + setByName: function CFFDict_setByName(name, value) { + if (!(name in this.nameToKeyMap)) { + error('Invalid dictionary name "' + name + '"'); + } + this.values[this.nameToKeyMap[name]] = value; + }, + hasName: function CFFDict_hasName(name) { + return this.nameToKeyMap[name] in this.values; + }, + getByName: function CFFDict_getByName(name) { + if (!(name in this.nameToKeyMap)) { + error('Invalid dictionary name "' + name + '"'); + } + var key = this.nameToKeyMap[name]; + if (!(key in this.values)) { + return this.defaults[key]; + } + return this.values[key]; + }, + removeByName: function CFFDict_removeByName(name) { + delete this.values[this.nameToKeyMap[name]]; + } + }; + CFFDict.createTables = function CFFDict_createTables(layout) { + var tables = { + keyToNameMap: {}, + nameToKeyMap: {}, + defaults: {}, + types: {}, + opcodes: {}, + order: [] + }; + for (var i = 0, ii = layout.length; i < ii; ++i) { + var entry = layout[i]; + var key = isArray(entry[0]) ? (entry[0][0] << 8) + entry[0][1] : entry[0]; + tables.keyToNameMap[key] = entry[1]; + tables.nameToKeyMap[entry[1]] = key; + tables.types[key] = entry[2]; + tables.defaults[key] = entry[3]; + tables.opcodes[key] = isArray(entry[0]) ? entry[0] : [entry[0]]; + tables.order.push(key); + } + return tables; + }; + return CFFDict; + }(); + var CFFTopDict = function CFFTopDictClosure() { + var layout = [ + [ + [ + 12, + 30 + ], + 'ROS', + [ + 'sid', + 'sid', + 'num' + ], + null + ], + [ + [ + 12, + 20 + ], + 'SyntheticBase', + 'num', + null + ], + [ + 0, + 'version', + 'sid', + null + ], + [ + 1, + 'Notice', + 'sid', + null + ], + [ + [ + 12, + 0 + ], + 'Copyright', + 'sid', + null + ], + [ + 2, + 'FullName', + 'sid', + null + ], + [ + 3, + 'FamilyName', + 'sid', + null + ], + [ + 4, + 'Weight', + 'sid', + null + ], + [ + [ + 12, + 1 + ], + 'isFixedPitch', + 'num', + 0 + ], + [ + [ + 12, + 2 + ], + 'ItalicAngle', + 'num', + 0 + ], + [ + [ + 12, + 3 + ], + 'UnderlinePosition', + 'num', + -100 + ], + [ + [ + 12, + 4 + ], + 'UnderlineThickness', + 'num', + 50 + ], + [ + [ + 12, + 5 + ], + 'PaintType', + 'num', + 0 + ], + [ + [ + 12, + 6 + ], + 'CharstringType', + 'num', + 2 + ], + [ + [ + 12, + 7 + ], + 'FontMatrix', + [ + 'num', + 'num', + 'num', + 'num', + 'num', + 'num' + ], + [ + 0.001, + 0, + 0, + 0.001, + 0, + 0 + ] + ], + [ + 13, + 'UniqueID', + 'num', + null + ], + [ + 5, + 'FontBBox', + [ + 'num', + 'num', + 'num', + 'num' + ], + [ + 0, + 0, + 0, + 0 + ] + ], + [ + [ + 12, + 8 + ], + 'StrokeWidth', + 'num', + 0 + ], + [ + 14, + 'XUID', + 'array', + null + ], + [ + 15, + 'charset', + 'offset', + 0 + ], + [ + 16, + 'Encoding', + 'offset', + 0 + ], + [ + 17, + 'CharStrings', + 'offset', + 0 + ], + [ + 18, + 'Private', + [ + 'offset', + 'offset' + ], + null + ], + [ + [ + 12, + 21 + ], + 'PostScript', + 'sid', + null + ], + [ + [ + 12, + 22 + ], + 'BaseFontName', + 'sid', + null + ], + [ + [ + 12, + 23 + ], + 'BaseFontBlend', + 'delta', + null + ], + [ + [ + 12, + 31 + ], + 'CIDFontVersion', + 'num', + 0 + ], + [ + [ + 12, + 32 + ], + 'CIDFontRevision', + 'num', + 0 + ], + [ + [ + 12, + 33 + ], + 'CIDFontType', + 'num', + 0 + ], + [ + [ + 12, + 34 + ], + 'CIDCount', + 'num', + 8720 + ], + [ + [ + 12, + 35 + ], + 'UIDBase', + 'num', + null + ], + [ + [ + 12, + 37 + ], + 'FDSelect', + 'offset', + null + ], + [ + [ + 12, + 36 + ], + 'FDArray', + 'offset', + null + ], + [ + [ + 12, + 38 + ], + 'FontName', + 'sid', + null + ] + ]; + var tables = null; + function CFFTopDict(strings) { + if (tables === null) { + tables = CFFDict.createTables(layout); + } + CFFDict.call(this, tables, strings); + this.privateDict = null; + } + CFFTopDict.prototype = Object.create(CFFDict.prototype); + return CFFTopDict; + }(); + var CFFPrivateDict = function CFFPrivateDictClosure() { + var layout = [ + [ + 6, + 'BlueValues', + 'delta', + null + ], + [ + 7, + 'OtherBlues', + 'delta', + null + ], + [ + 8, + 'FamilyBlues', + 'delta', + null + ], + [ + 9, + 'FamilyOtherBlues', + 'delta', + null + ], + [ + [ + 12, + 9 + ], + 'BlueScale', + 'num', + 0.039625 + ], + [ + [ + 12, + 10 + ], + 'BlueShift', + 'num', + 7 + ], + [ + [ + 12, + 11 + ], + 'BlueFuzz', + 'num', + 1 + ], + [ + 10, + 'StdHW', + 'num', + null + ], + [ + 11, + 'StdVW', + 'num', + null + ], + [ + [ + 12, + 12 + ], + 'StemSnapH', + 'delta', + null + ], + [ + [ + 12, + 13 + ], + 'StemSnapV', + 'delta', + null + ], + [ + [ + 12, + 14 + ], + 'ForceBold', + 'num', + 0 + ], + [ + [ + 12, + 17 + ], + 'LanguageGroup', + 'num', + 0 + ], + [ + [ + 12, + 18 + ], + 'ExpansionFactor', + 'num', + 0.06 + ], + [ + [ + 12, + 19 + ], + 'initialRandomSeed', + 'num', + 0 + ], + [ + 20, + 'defaultWidthX', + 'num', + 0 + ], + [ + 21, + 'nominalWidthX', + 'num', + 0 + ], + [ + 19, + 'Subrs', + 'offset', + null + ] + ]; + var tables = null; + function CFFPrivateDict(strings) { + if (tables === null) { + tables = CFFDict.createTables(layout); + } + CFFDict.call(this, tables, strings); + this.subrsIndex = null; + } + CFFPrivateDict.prototype = Object.create(CFFDict.prototype); + return CFFPrivateDict; + }(); + var CFFCharsetPredefinedTypes = { + ISO_ADOBE: 0, + EXPERT: 1, + EXPERT_SUBSET: 2 + }; + var CFFCharset = function CFFCharsetClosure() { + function CFFCharset(predefined, format, charset, raw) { + this.predefined = predefined; + this.format = format; + this.charset = charset; + this.raw = raw; + } + return CFFCharset; + }(); + var CFFEncoding = function CFFEncodingClosure() { + function CFFEncoding(predefined, format, encoding, raw) { + this.predefined = predefined; + this.format = format; + this.encoding = encoding; + this.raw = raw; + } + return CFFEncoding; + }(); + var CFFFDSelect = function CFFFDSelectClosure() { + function CFFFDSelect(fdSelect, raw) { + this.fdSelect = fdSelect; + this.raw = raw; + } + CFFFDSelect.prototype = { + getFDIndex: function CFFFDSelect_get(glyphIndex) { + if (glyphIndex < 0 || glyphIndex >= this.fdSelect.length) { + return -1; + } + return this.fdSelect[glyphIndex]; + } + }; + return CFFFDSelect; + }(); + var CFFOffsetTracker = function CFFOffsetTrackerClosure() { + function CFFOffsetTracker() { + this.offsets = Object.create(null); + } + CFFOffsetTracker.prototype = { + isTracking: function CFFOffsetTracker_isTracking(key) { + return key in this.offsets; + }, + track: function CFFOffsetTracker_track(key, location) { + if (key in this.offsets) { + error('Already tracking location of ' + key); + } + this.offsets[key] = location; + }, + offset: function CFFOffsetTracker_offset(value) { + for (var key in this.offsets) { + this.offsets[key] += value; + } + }, + setEntryLocation: function CFFOffsetTracker_setEntryLocation(key, values, output) { + if (!(key in this.offsets)) { + error('Not tracking location of ' + key); + } + var data = output.data; + var dataOffset = this.offsets[key]; + var size = 5; + for (var i = 0, ii = values.length; i < ii; ++i) { + var offset0 = i * size + dataOffset; + var offset1 = offset0 + 1; + var offset2 = offset0 + 2; + var offset3 = offset0 + 3; + var offset4 = offset0 + 4; + if (data[offset0] !== 0x1d || data[offset1] !== 0 || data[offset2] !== 0 || data[offset3] !== 0 || data[offset4] !== 0) { + error('writing to an offset that is not empty'); + } + var value = values[i]; + data[offset0] = 0x1d; + data[offset1] = value >> 24 & 0xFF; + data[offset2] = value >> 16 & 0xFF; + data[offset3] = value >> 8 & 0xFF; + data[offset4] = value & 0xFF; + } + } + }; + return CFFOffsetTracker; + }(); + var CFFCompiler = function CFFCompilerClosure() { + function CFFCompiler(cff) { + this.cff = cff; + } + CFFCompiler.prototype = { + compile: function CFFCompiler_compile() { + var cff = this.cff; + var output = { + data: [], + length: 0, + add: function CFFCompiler_add(data) { + this.data = this.data.concat(data); + this.length = this.data.length; + } + }; + var header = this.compileHeader(cff.header); + output.add(header); + var nameIndex = this.compileNameIndex(cff.names); + output.add(nameIndex); + if (cff.isCIDFont) { + if (cff.topDict.hasName('FontMatrix')) { + var base = cff.topDict.getByName('FontMatrix'); + cff.topDict.removeByName('FontMatrix'); + for (var i = 0, ii = cff.fdArray.length; i < ii; i++) { + var subDict = cff.fdArray[i]; + var matrix = base.slice(0); + if (subDict.hasName('FontMatrix')) { + matrix = Util.transform(matrix, subDict.getByName('FontMatrix')); + } + subDict.setByName('FontMatrix', matrix); + } + } + } + var compiled = this.compileTopDicts([cff.topDict], output.length, cff.isCIDFont); + output.add(compiled.output); + var topDictTracker = compiled.trackers[0]; + var stringIndex = this.compileStringIndex(cff.strings.strings); + output.add(stringIndex); + var globalSubrIndex = this.compileIndex(cff.globalSubrIndex); + output.add(globalSubrIndex); + if (cff.encoding && cff.topDict.hasName('Encoding')) { + if (cff.encoding.predefined) { + topDictTracker.setEntryLocation('Encoding', [cff.encoding.format], output); + } else { + var encoding = this.compileEncoding(cff.encoding); + topDictTracker.setEntryLocation('Encoding', [output.length], output); + output.add(encoding); + } + } + if (cff.charset && cff.topDict.hasName('charset')) { + if (cff.charset.predefined) { + topDictTracker.setEntryLocation('charset', [cff.charset.format], output); + } else { + var charset = this.compileCharset(cff.charset); + topDictTracker.setEntryLocation('charset', [output.length], output); + output.add(charset); + } + } + var charStrings = this.compileCharStrings(cff.charStrings); + topDictTracker.setEntryLocation('CharStrings', [output.length], output); + output.add(charStrings); + if (cff.isCIDFont) { + topDictTracker.setEntryLocation('FDSelect', [output.length], output); + var fdSelect = this.compileFDSelect(cff.fdSelect.raw); + output.add(fdSelect); + compiled = this.compileTopDicts(cff.fdArray, output.length, true); + topDictTracker.setEntryLocation('FDArray', [output.length], output); + output.add(compiled.output); + var fontDictTrackers = compiled.trackers; + this.compilePrivateDicts(cff.fdArray, fontDictTrackers, output); + } + this.compilePrivateDicts([cff.topDict], [topDictTracker], output); + output.add([0]); + return output.data; + }, + encodeNumber: function CFFCompiler_encodeNumber(value) { + if (parseFloat(value) === parseInt(value, 10) && !isNaN(value)) { + return this.encodeInteger(value); + } + return this.encodeFloat(value); + }, + encodeFloat: function CFFCompiler_encodeFloat(num) { + var value = num.toString(); + var m = /\.(\d*?)(?:9{5,20}|0{5,20})\d{0,2}(?:e(.+)|$)/.exec(value); + if (m) { + var epsilon = parseFloat('1e' + ((m[2] ? +m[2] : 0) + m[1].length)); + value = (Math.round(num * epsilon) / epsilon).toString(); + } + var nibbles = ''; + var i, ii; + for (i = 0, ii = value.length; i < ii; ++i) { + var a = value[i]; + if (a === 'e') { + nibbles += value[++i] === '-' ? 'c' : 'b'; + } else if (a === '.') { + nibbles += 'a'; + } else if (a === '-') { + nibbles += 'e'; + } else { + nibbles += a; + } + } + nibbles += nibbles.length & 1 ? 'f' : 'ff'; + var out = [30]; + for (i = 0, ii = nibbles.length; i < ii; i += 2) { + out.push(parseInt(nibbles.substr(i, 2), 16)); + } + return out; + }, + encodeInteger: function CFFCompiler_encodeInteger(value) { + var code; + if (value >= -107 && value <= 107) { + code = [value + 139]; + } else if (value >= 108 && value <= 1131) { + value = value - 108; + code = [ + (value >> 8) + 247, + value & 0xFF + ]; + } else if (value >= -1131 && value <= -108) { + value = -value - 108; + code = [ + (value >> 8) + 251, + value & 0xFF + ]; + } else if (value >= -32768 && value <= 32767) { + code = [ + 0x1c, + value >> 8 & 0xFF, + value & 0xFF + ]; + } else { + code = [ + 0x1d, + value >> 24 & 0xFF, + value >> 16 & 0xFF, + value >> 8 & 0xFF, + value & 0xFF + ]; + } + return code; + }, + compileHeader: function CFFCompiler_compileHeader(header) { + return [ + header.major, + header.minor, + header.hdrSize, + header.offSize + ]; + }, + compileNameIndex: function CFFCompiler_compileNameIndex(names) { + var nameIndex = new CFFIndex(); + for (var i = 0, ii = names.length; i < ii; ++i) { + nameIndex.add(stringToBytes(names[i])); + } + return this.compileIndex(nameIndex); + }, + compileTopDicts: function CFFCompiler_compileTopDicts(dicts, length, removeCidKeys) { + var fontDictTrackers = []; + var fdArrayIndex = new CFFIndex(); + for (var i = 0, ii = dicts.length; i < ii; ++i) { + var fontDict = dicts[i]; + if (removeCidKeys) { + fontDict.removeByName('CIDFontVersion'); + fontDict.removeByName('CIDFontRevision'); + fontDict.removeByName('CIDFontType'); + fontDict.removeByName('CIDCount'); + fontDict.removeByName('UIDBase'); + } + var fontDictTracker = new CFFOffsetTracker(); + var fontDictData = this.compileDict(fontDict, fontDictTracker); + fontDictTrackers.push(fontDictTracker); + fdArrayIndex.add(fontDictData); + fontDictTracker.offset(length); + } + fdArrayIndex = this.compileIndex(fdArrayIndex, fontDictTrackers); + return { + trackers: fontDictTrackers, + output: fdArrayIndex + }; + }, + compilePrivateDicts: function CFFCompiler_compilePrivateDicts(dicts, trackers, output) { + for (var i = 0, ii = dicts.length; i < ii; ++i) { + var fontDict = dicts[i]; + assert(fontDict.privateDict && fontDict.hasName('Private'), 'There must be an private dictionary.'); + var privateDict = fontDict.privateDict; + var privateDictTracker = new CFFOffsetTracker(); + var privateDictData = this.compileDict(privateDict, privateDictTracker); + var outputLength = output.length; + privateDictTracker.offset(outputLength); + if (!privateDictData.length) { + outputLength = 0; + } + trackers[i].setEntryLocation('Private', [ + privateDictData.length, + outputLength + ], output); + output.add(privateDictData); + if (privateDict.subrsIndex && privateDict.hasName('Subrs')) { + var subrs = this.compileIndex(privateDict.subrsIndex); + privateDictTracker.setEntryLocation('Subrs', [privateDictData.length], output); + output.add(subrs); + } + } + }, + compileDict: function CFFCompiler_compileDict(dict, offsetTracker) { + var out = []; + var order = dict.order; + for (var i = 0; i < order.length; ++i) { + var key = order[i]; + if (!(key in dict.values)) { + continue; + } + var values = dict.values[key]; + var types = dict.types[key]; + if (!isArray(types)) { + types = [types]; + } + if (!isArray(values)) { + values = [values]; + } + if (values.length === 0) { + continue; + } + for (var j = 0, jj = types.length; j < jj; ++j) { + var type = types[j]; + var value = values[j]; + switch (type) { + case 'num': + case 'sid': + out = out.concat(this.encodeNumber(value)); + break; + case 'offset': + var name = dict.keyToNameMap[key]; + if (!offsetTracker.isTracking(name)) { + offsetTracker.track(name, out.length); + } + out = out.concat([ + 0x1d, + 0, + 0, + 0, + 0 + ]); + break; + case 'array': + case 'delta': + out = out.concat(this.encodeNumber(value)); + for (var k = 1, kk = values.length; k < kk; ++k) { + out = out.concat(this.encodeNumber(values[k])); + } + break; + default: + error('Unknown data type of ' + type); + break; + } + } + out = out.concat(dict.opcodes[key]); + } + return out; + }, + compileStringIndex: function CFFCompiler_compileStringIndex(strings) { + var stringIndex = new CFFIndex(); + for (var i = 0, ii = strings.length; i < ii; ++i) { + stringIndex.add(stringToBytes(strings[i])); + } + return this.compileIndex(stringIndex); + }, + compileGlobalSubrIndex: function CFFCompiler_compileGlobalSubrIndex() { + var globalSubrIndex = this.cff.globalSubrIndex; + this.out.writeByteArray(this.compileIndex(globalSubrIndex)); + }, + compileCharStrings: function CFFCompiler_compileCharStrings(charStrings) { + return this.compileIndex(charStrings); + }, + compileCharset: function CFFCompiler_compileCharset(charset) { + return this.compileTypedArray(charset.raw); + }, + compileEncoding: function CFFCompiler_compileEncoding(encoding) { + return this.compileTypedArray(encoding.raw); + }, + compileFDSelect: function CFFCompiler_compileFDSelect(fdSelect) { + return this.compileTypedArray(fdSelect); + }, + compileTypedArray: function CFFCompiler_compileTypedArray(data) { + var out = []; + for (var i = 0, ii = data.length; i < ii; ++i) { + out[i] = data[i]; + } + return out; + }, + compileIndex: function CFFCompiler_compileIndex(index, trackers) { + trackers = trackers || []; + var objects = index.objects; + var count = objects.length; + if (count === 0) { + return [ + 0, + 0, + 0 + ]; + } + var data = [ + count >> 8 & 0xFF, + count & 0xff + ]; + var lastOffset = 1, i; + for (i = 0; i < count; ++i) { + lastOffset += objects[i].length; + } + var offsetSize; + if (lastOffset < 0x100) { + offsetSize = 1; + } else if (lastOffset < 0x10000) { + offsetSize = 2; + } else if (lastOffset < 0x1000000) { + offsetSize = 3; + } else { + offsetSize = 4; + } + data.push(offsetSize); + var relativeOffset = 1; + for (i = 0; i < count + 1; i++) { + if (offsetSize === 1) { + data.push(relativeOffset & 0xFF); + } else if (offsetSize === 2) { + data.push(relativeOffset >> 8 & 0xFF, relativeOffset & 0xFF); + } else if (offsetSize === 3) { + data.push(relativeOffset >> 16 & 0xFF, relativeOffset >> 8 & 0xFF, relativeOffset & 0xFF); + } else { + data.push(relativeOffset >>> 24 & 0xFF, relativeOffset >> 16 & 0xFF, relativeOffset >> 8 & 0xFF, relativeOffset & 0xFF); + } + if (objects[i]) { + relativeOffset += objects[i].length; + } + } + for (i = 0; i < count; i++) { + if (trackers[i]) { + trackers[i].offset(data.length); + } + for (var j = 0, jj = objects[i].length; j < jj; j++) { + data.push(objects[i][j]); + } + } + return data; + } + }; + return CFFCompiler; + }(); + exports.CFFStandardStrings = CFFStandardStrings; + exports.CFFParser = CFFParser; + exports.CFF = CFF; + exports.CFFHeader = CFFHeader; + exports.CFFStrings = CFFStrings; + exports.CFFIndex = CFFIndex; + exports.CFFCharset = CFFCharset; + exports.CFFTopDict = CFFTopDict; + exports.CFFPrivateDict = CFFPrivateDict; + exports.CFFCompiler = CFFCompiler; + })); + (function (root, factory) { + factory(root.pdfjsCoreChunkedStream = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var MissingDataException = sharedUtil.MissingDataException; + var arrayByteLength = sharedUtil.arrayByteLength; + var arraysToBytes = sharedUtil.arraysToBytes; + var assert = sharedUtil.assert; + var createPromiseCapability = sharedUtil.createPromiseCapability; + var isInt = sharedUtil.isInt; + var isEmptyObj = sharedUtil.isEmptyObj; + var ChunkedStream = function ChunkedStreamClosure() { + function ChunkedStream(length, chunkSize, manager) { + this.bytes = new Uint8Array(length); + this.start = 0; + this.pos = 0; + this.end = length; + this.chunkSize = chunkSize; + this.loadedChunks = []; + this.numChunksLoaded = 0; + this.numChunks = Math.ceil(length / chunkSize); + this.manager = manager; + this.progressiveDataLength = 0; + this.lastSuccessfulEnsureByteChunk = -1; + } + ChunkedStream.prototype = { + getMissingChunks: function ChunkedStream_getMissingChunks() { + var chunks = []; + for (var chunk = 0, n = this.numChunks; chunk < n; ++chunk) { + if (!this.loadedChunks[chunk]) { + chunks.push(chunk); + } + } + return chunks; + }, + getBaseStreams: function ChunkedStream_getBaseStreams() { + return [this]; + }, + allChunksLoaded: function ChunkedStream_allChunksLoaded() { + return this.numChunksLoaded === this.numChunks; + }, + onReceiveData: function ChunkedStream_onReceiveData(begin, chunk) { + var end = begin + chunk.byteLength; + assert(begin % this.chunkSize === 0, 'Bad begin offset: ' + begin); + var length = this.bytes.length; + assert(end % this.chunkSize === 0 || end === length, 'Bad end offset: ' + end); + this.bytes.set(new Uint8Array(chunk), begin); + var chunkSize = this.chunkSize; + var beginChunk = Math.floor(begin / chunkSize); + var endChunk = Math.floor((end - 1) / chunkSize) + 1; + var curChunk; + for (curChunk = beginChunk; curChunk < endChunk; ++curChunk) { + if (!this.loadedChunks[curChunk]) { + this.loadedChunks[curChunk] = true; + ++this.numChunksLoaded; + } + } + }, + onReceiveProgressiveData: function ChunkedStream_onReceiveProgressiveData(data) { + var position = this.progressiveDataLength; + var beginChunk = Math.floor(position / this.chunkSize); + this.bytes.set(new Uint8Array(data), position); + position += data.byteLength; + this.progressiveDataLength = position; + var endChunk = position >= this.end ? this.numChunks : Math.floor(position / this.chunkSize); + var curChunk; + for (curChunk = beginChunk; curChunk < endChunk; ++curChunk) { + if (!this.loadedChunks[curChunk]) { + this.loadedChunks[curChunk] = true; + ++this.numChunksLoaded; + } + } + }, + ensureByte: function ChunkedStream_ensureByte(pos) { + var chunk = Math.floor(pos / this.chunkSize); + if (chunk === this.lastSuccessfulEnsureByteChunk) { + return; + } + if (!this.loadedChunks[chunk]) { + throw new MissingDataException(pos, pos + 1); + } + this.lastSuccessfulEnsureByteChunk = chunk; + }, + ensureRange: function ChunkedStream_ensureRange(begin, end) { + if (begin >= end) { + return; + } + if (end <= this.progressiveDataLength) { + return; + } + var chunkSize = this.chunkSize; + var beginChunk = Math.floor(begin / chunkSize); + var endChunk = Math.floor((end - 1) / chunkSize) + 1; + for (var chunk = beginChunk; chunk < endChunk; ++chunk) { + if (!this.loadedChunks[chunk]) { + throw new MissingDataException(begin, end); + } + } + }, + nextEmptyChunk: function ChunkedStream_nextEmptyChunk(beginChunk) { + var chunk, numChunks = this.numChunks; + for (var i = 0; i < numChunks; ++i) { + chunk = (beginChunk + i) % numChunks; + if (!this.loadedChunks[chunk]) { + return chunk; + } + } + return null; + }, + hasChunk: function ChunkedStream_hasChunk(chunk) { + return !!this.loadedChunks[chunk]; + }, + get length() { + return this.end - this.start; + }, + get isEmpty() { + return this.length === 0; + }, + getByte: function ChunkedStream_getByte() { + var pos = this.pos; + if (pos >= this.end) { + return -1; + } + this.ensureByte(pos); + return this.bytes[this.pos++]; + }, + getUint16: function ChunkedStream_getUint16() { + var b0 = this.getByte(); + var b1 = this.getByte(); + if (b0 === -1 || b1 === -1) { + return -1; + } + return (b0 << 8) + b1; + }, + getInt32: function ChunkedStream_getInt32() { + var b0 = this.getByte(); + var b1 = this.getByte(); + var b2 = this.getByte(); + var b3 = this.getByte(); + return (b0 << 24) + (b1 << 16) + (b2 << 8) + b3; + }, + getBytes: function ChunkedStream_getBytes(length) { + var bytes = this.bytes; + var pos = this.pos; + var strEnd = this.end; + if (!length) { + this.ensureRange(pos, strEnd); + return bytes.subarray(pos, strEnd); + } + var end = pos + length; + if (end > strEnd) { + end = strEnd; + } + this.ensureRange(pos, end); + this.pos = end; + return bytes.subarray(pos, end); + }, + peekByte: function ChunkedStream_peekByte() { + var peekedByte = this.getByte(); + this.pos--; + return peekedByte; + }, + peekBytes: function ChunkedStream_peekBytes(length) { + var bytes = this.getBytes(length); + this.pos -= bytes.length; + return bytes; + }, + getByteRange: function ChunkedStream_getBytes(begin, end) { + this.ensureRange(begin, end); + return this.bytes.subarray(begin, end); + }, + skip: function ChunkedStream_skip(n) { + if (!n) { + n = 1; + } + this.pos += n; + }, + reset: function ChunkedStream_reset() { + this.pos = this.start; + }, + moveStart: function ChunkedStream_moveStart() { + this.start = this.pos; + }, + makeSubStream: function ChunkedStream_makeSubStream(start, length, dict) { + this.ensureRange(start, start + length); + function ChunkedStreamSubstream() { + } + ChunkedStreamSubstream.prototype = Object.create(this); + ChunkedStreamSubstream.prototype.getMissingChunks = function () { + var chunkSize = this.chunkSize; + var beginChunk = Math.floor(this.start / chunkSize); + var endChunk = Math.floor((this.end - 1) / chunkSize) + 1; + var missingChunks = []; + for (var chunk = beginChunk; chunk < endChunk; ++chunk) { + if (!this.loadedChunks[chunk]) { + missingChunks.push(chunk); + } + } + return missingChunks; + }; + var subStream = new ChunkedStreamSubstream(); + subStream.pos = subStream.start = start; + subStream.end = start + length || this.end; + subStream.dict = dict; + return subStream; + }, + isStream: true + }; + return ChunkedStream; + }(); + var ChunkedStreamManager = function ChunkedStreamManagerClosure() { + function ChunkedStreamManager(pdfNetworkStream, args) { + var chunkSize = args.rangeChunkSize; + var length = args.length; + this.stream = new ChunkedStream(length, chunkSize, this); + this.length = length; + this.chunkSize = chunkSize; + this.pdfNetworkStream = pdfNetworkStream; + this.url = args.url; + this.disableAutoFetch = args.disableAutoFetch; + this.msgHandler = args.msgHandler; + this.currRequestId = 0; + this.chunksNeededByRequest = Object.create(null); + this.requestsByChunk = Object.create(null); + this.promisesByRequest = Object.create(null); + this.progressiveDataLength = 0; + this.aborted = false; + this._loadedStreamCapability = createPromiseCapability(); + } + ChunkedStreamManager.prototype = { + onLoadedStream: function ChunkedStreamManager_getLoadedStream() { + return this._loadedStreamCapability.promise; + }, + sendRequest: function ChunkedStreamManager_sendRequest(begin, end) { + var rangeReader = this.pdfNetworkStream.getRangeReader(begin, end); + if (!rangeReader.isStreamingSupported) { + rangeReader.onProgress = this.onProgress.bind(this); + } + var chunks = [], loaded = 0; + var manager = this; + var promise = new Promise(function (resolve, reject) { + var readChunk = function (chunk) { + try { + if (!chunk.done) { + var data = chunk.value; + chunks.push(data); + loaded += arrayByteLength(data); + if (rangeReader.isStreamingSupported) { + manager.onProgress({ loaded: loaded }); + } + rangeReader.read().then(readChunk, reject); + return; + } + var chunkData = arraysToBytes(chunks); + chunks = null; + resolve(chunkData); + } catch (e) { + reject(e); + } + }; + rangeReader.read().then(readChunk, reject); + }); + promise.then(function (data) { + if (this.aborted) { + return; + } + this.onReceiveData({ + chunk: data, + begin: begin + }); + }.bind(this)); + }, + requestAllChunks: function ChunkedStreamManager_requestAllChunks() { + var missingChunks = this.stream.getMissingChunks(); + this._requestChunks(missingChunks); + return this._loadedStreamCapability.promise; + }, + _requestChunks: function ChunkedStreamManager_requestChunks(chunks) { + var requestId = this.currRequestId++; + var i, ii; + var chunksNeeded = Object.create(null); + this.chunksNeededByRequest[requestId] = chunksNeeded; + for (i = 0, ii = chunks.length; i < ii; i++) { + if (!this.stream.hasChunk(chunks[i])) { + chunksNeeded[chunks[i]] = true; + } + } + if (isEmptyObj(chunksNeeded)) { + return Promise.resolve(); + } + var capability = createPromiseCapability(); + this.promisesByRequest[requestId] = capability; + var chunksToRequest = []; + for (var chunk in chunksNeeded) { + chunk = chunk | 0; + if (!(chunk in this.requestsByChunk)) { + this.requestsByChunk[chunk] = []; + chunksToRequest.push(chunk); + } + this.requestsByChunk[chunk].push(requestId); + } + if (!chunksToRequest.length) { + return capability.promise; + } + var groupedChunksToRequest = this.groupChunks(chunksToRequest); + for (i = 0; i < groupedChunksToRequest.length; ++i) { + var groupedChunk = groupedChunksToRequest[i]; + var begin = groupedChunk.beginChunk * this.chunkSize; + var end = Math.min(groupedChunk.endChunk * this.chunkSize, this.length); + this.sendRequest(begin, end); + } + return capability.promise; + }, + getStream: function ChunkedStreamManager_getStream() { + return this.stream; + }, + requestRange: function ChunkedStreamManager_requestRange(begin, end) { + end = Math.min(end, this.length); + var beginChunk = this.getBeginChunk(begin); + var endChunk = this.getEndChunk(end); + var chunks = []; + for (var chunk = beginChunk; chunk < endChunk; ++chunk) { + chunks.push(chunk); + } + return this._requestChunks(chunks); + }, + requestRanges: function ChunkedStreamManager_requestRanges(ranges) { + ranges = ranges || []; + var chunksToRequest = []; + for (var i = 0; i < ranges.length; i++) { + var beginChunk = this.getBeginChunk(ranges[i].begin); + var endChunk = this.getEndChunk(ranges[i].end); + for (var chunk = beginChunk; chunk < endChunk; ++chunk) { + if (chunksToRequest.indexOf(chunk) < 0) { + chunksToRequest.push(chunk); + } + } + } + chunksToRequest.sort(function (a, b) { + return a - b; + }); + return this._requestChunks(chunksToRequest); + }, + groupChunks: function ChunkedStreamManager_groupChunks(chunks) { + var groupedChunks = []; + var beginChunk = -1; + var prevChunk = -1; + for (var i = 0; i < chunks.length; ++i) { + var chunk = chunks[i]; + if (beginChunk < 0) { + beginChunk = chunk; + } + if (prevChunk >= 0 && prevChunk + 1 !== chunk) { + groupedChunks.push({ + beginChunk: beginChunk, + endChunk: prevChunk + 1 + }); + beginChunk = chunk; + } + if (i + 1 === chunks.length) { + groupedChunks.push({ + beginChunk: beginChunk, + endChunk: chunk + 1 + }); + } + prevChunk = chunk; + } + return groupedChunks; + }, + onProgress: function ChunkedStreamManager_onProgress(args) { + var bytesLoaded = this.stream.numChunksLoaded * this.chunkSize + args.loaded; + this.msgHandler.send('DocProgress', { + loaded: bytesLoaded, + total: this.length + }); + }, + onReceiveData: function ChunkedStreamManager_onReceiveData(args) { + var chunk = args.chunk; + var isProgressive = args.begin === undefined; + var begin = isProgressive ? this.progressiveDataLength : args.begin; + var end = begin + chunk.byteLength; + var beginChunk = Math.floor(begin / this.chunkSize); + var endChunk = end < this.length ? Math.floor(end / this.chunkSize) : Math.ceil(end / this.chunkSize); + if (isProgressive) { + this.stream.onReceiveProgressiveData(chunk); + this.progressiveDataLength = end; + } else { + this.stream.onReceiveData(begin, chunk); + } + if (this.stream.allChunksLoaded()) { + this._loadedStreamCapability.resolve(this.stream); + } + var loadedRequests = []; + var i, requestId; + for (chunk = beginChunk; chunk < endChunk; ++chunk) { + var requestIds = this.requestsByChunk[chunk] || []; + delete this.requestsByChunk[chunk]; + for (i = 0; i < requestIds.length; ++i) { + requestId = requestIds[i]; + var chunksNeeded = this.chunksNeededByRequest[requestId]; + if (chunk in chunksNeeded) { + delete chunksNeeded[chunk]; + } + if (!isEmptyObj(chunksNeeded)) { + continue; + } + loadedRequests.push(requestId); + } + } + if (!this.disableAutoFetch && isEmptyObj(this.requestsByChunk)) { + var nextEmptyChunk; + if (this.stream.numChunksLoaded === 1) { + var lastChunk = this.stream.numChunks - 1; + if (!this.stream.hasChunk(lastChunk)) { + nextEmptyChunk = lastChunk; + } + } else { + nextEmptyChunk = this.stream.nextEmptyChunk(endChunk); + } + if (isInt(nextEmptyChunk)) { + this._requestChunks([nextEmptyChunk]); + } + } + for (i = 0; i < loadedRequests.length; ++i) { + requestId = loadedRequests[i]; + var capability = this.promisesByRequest[requestId]; + delete this.promisesByRequest[requestId]; + capability.resolve(); + } + this.msgHandler.send('DocProgress', { + loaded: this.stream.numChunksLoaded * this.chunkSize, + total: this.length + }); + }, + onError: function ChunkedStreamManager_onError(err) { + this._loadedStreamCapability.reject(err); + }, + getBeginChunk: function ChunkedStreamManager_getBeginChunk(begin) { + var chunk = Math.floor(begin / this.chunkSize); + return chunk; + }, + getEndChunk: function ChunkedStreamManager_getEndChunk(end) { + var chunk = Math.floor((end - 1) / this.chunkSize) + 1; + return chunk; + }, + abort: function ChunkedStreamManager_abort() { + this.aborted = true; + if (this.pdfNetworkStream) { + this.pdfNetworkStream.cancelAllRequests('abort'); + } + for (var requestId in this.promisesByRequest) { + var capability = this.promisesByRequest[requestId]; + capability.reject(new Error('Request was aborted')); + } + } + }; + return ChunkedStreamManager; + }(); + exports.ChunkedStream = ChunkedStream; + exports.ChunkedStreamManager = ChunkedStreamManager; + })); + (function (root, factory) { + factory(root.pdfjsCoreGlyphList = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var getLookupTableFactory = sharedUtil.getLookupTableFactory; + var getGlyphsUnicode = getLookupTableFactory(function (t) { + t['A'] = 0x0041; + t['AE'] = 0x00C6; + t['AEacute'] = 0x01FC; + t['AEmacron'] = 0x01E2; + t['AEsmall'] = 0xF7E6; + t['Aacute'] = 0x00C1; + t['Aacutesmall'] = 0xF7E1; + t['Abreve'] = 0x0102; + t['Abreveacute'] = 0x1EAE; + t['Abrevecyrillic'] = 0x04D0; + t['Abrevedotbelow'] = 0x1EB6; + t['Abrevegrave'] = 0x1EB0; + t['Abrevehookabove'] = 0x1EB2; + t['Abrevetilde'] = 0x1EB4; + t['Acaron'] = 0x01CD; + t['Acircle'] = 0x24B6; + t['Acircumflex'] = 0x00C2; + t['Acircumflexacute'] = 0x1EA4; + t['Acircumflexdotbelow'] = 0x1EAC; + t['Acircumflexgrave'] = 0x1EA6; + t['Acircumflexhookabove'] = 0x1EA8; + t['Acircumflexsmall'] = 0xF7E2; + t['Acircumflextilde'] = 0x1EAA; + t['Acute'] = 0xF6C9; + t['Acutesmall'] = 0xF7B4; + t['Acyrillic'] = 0x0410; + t['Adblgrave'] = 0x0200; + t['Adieresis'] = 0x00C4; + t['Adieresiscyrillic'] = 0x04D2; + t['Adieresismacron'] = 0x01DE; + t['Adieresissmall'] = 0xF7E4; + t['Adotbelow'] = 0x1EA0; + t['Adotmacron'] = 0x01E0; + t['Agrave'] = 0x00C0; + t['Agravesmall'] = 0xF7E0; + t['Ahookabove'] = 0x1EA2; + t['Aiecyrillic'] = 0x04D4; + t['Ainvertedbreve'] = 0x0202; + t['Alpha'] = 0x0391; + t['Alphatonos'] = 0x0386; + t['Amacron'] = 0x0100; + t['Amonospace'] = 0xFF21; + t['Aogonek'] = 0x0104; + t['Aring'] = 0x00C5; + t['Aringacute'] = 0x01FA; + t['Aringbelow'] = 0x1E00; + t['Aringsmall'] = 0xF7E5; + t['Asmall'] = 0xF761; + t['Atilde'] = 0x00C3; + t['Atildesmall'] = 0xF7E3; + t['Aybarmenian'] = 0x0531; + t['B'] = 0x0042; + t['Bcircle'] = 0x24B7; + t['Bdotaccent'] = 0x1E02; + t['Bdotbelow'] = 0x1E04; + t['Becyrillic'] = 0x0411; + t['Benarmenian'] = 0x0532; + t['Beta'] = 0x0392; + t['Bhook'] = 0x0181; + t['Blinebelow'] = 0x1E06; + t['Bmonospace'] = 0xFF22; + t['Brevesmall'] = 0xF6F4; + t['Bsmall'] = 0xF762; + t['Btopbar'] = 0x0182; + t['C'] = 0x0043; + t['Caarmenian'] = 0x053E; + t['Cacute'] = 0x0106; + t['Caron'] = 0xF6CA; + t['Caronsmall'] = 0xF6F5; + t['Ccaron'] = 0x010C; + t['Ccedilla'] = 0x00C7; + t['Ccedillaacute'] = 0x1E08; + t['Ccedillasmall'] = 0xF7E7; + t['Ccircle'] = 0x24B8; + t['Ccircumflex'] = 0x0108; + t['Cdot'] = 0x010A; + t['Cdotaccent'] = 0x010A; + t['Cedillasmall'] = 0xF7B8; + t['Chaarmenian'] = 0x0549; + t['Cheabkhasiancyrillic'] = 0x04BC; + t['Checyrillic'] = 0x0427; + t['Chedescenderabkhasiancyrillic'] = 0x04BE; + t['Chedescendercyrillic'] = 0x04B6; + t['Chedieresiscyrillic'] = 0x04F4; + t['Cheharmenian'] = 0x0543; + t['Chekhakassiancyrillic'] = 0x04CB; + t['Cheverticalstrokecyrillic'] = 0x04B8; + t['Chi'] = 0x03A7; + t['Chook'] = 0x0187; + t['Circumflexsmall'] = 0xF6F6; + t['Cmonospace'] = 0xFF23; + t['Coarmenian'] = 0x0551; + t['Csmall'] = 0xF763; + t['D'] = 0x0044; + t['DZ'] = 0x01F1; + t['DZcaron'] = 0x01C4; + t['Daarmenian'] = 0x0534; + t['Dafrican'] = 0x0189; + t['Dcaron'] = 0x010E; + t['Dcedilla'] = 0x1E10; + t['Dcircle'] = 0x24B9; + t['Dcircumflexbelow'] = 0x1E12; + t['Dcroat'] = 0x0110; + t['Ddotaccent'] = 0x1E0A; + t['Ddotbelow'] = 0x1E0C; + t['Decyrillic'] = 0x0414; + t['Deicoptic'] = 0x03EE; + t['Delta'] = 0x2206; + t['Deltagreek'] = 0x0394; + t['Dhook'] = 0x018A; + t['Dieresis'] = 0xF6CB; + t['DieresisAcute'] = 0xF6CC; + t['DieresisGrave'] = 0xF6CD; + t['Dieresissmall'] = 0xF7A8; + t['Digammagreek'] = 0x03DC; + t['Djecyrillic'] = 0x0402; + t['Dlinebelow'] = 0x1E0E; + t['Dmonospace'] = 0xFF24; + t['Dotaccentsmall'] = 0xF6F7; + t['Dslash'] = 0x0110; + t['Dsmall'] = 0xF764; + t['Dtopbar'] = 0x018B; + t['Dz'] = 0x01F2; + t['Dzcaron'] = 0x01C5; + t['Dzeabkhasiancyrillic'] = 0x04E0; + t['Dzecyrillic'] = 0x0405; + t['Dzhecyrillic'] = 0x040F; + t['E'] = 0x0045; + t['Eacute'] = 0x00C9; + t['Eacutesmall'] = 0xF7E9; + t['Ebreve'] = 0x0114; + t['Ecaron'] = 0x011A; + t['Ecedillabreve'] = 0x1E1C; + t['Echarmenian'] = 0x0535; + t['Ecircle'] = 0x24BA; + t['Ecircumflex'] = 0x00CA; + t['Ecircumflexacute'] = 0x1EBE; + t['Ecircumflexbelow'] = 0x1E18; + t['Ecircumflexdotbelow'] = 0x1EC6; + t['Ecircumflexgrave'] = 0x1EC0; + t['Ecircumflexhookabove'] = 0x1EC2; + t['Ecircumflexsmall'] = 0xF7EA; + t['Ecircumflextilde'] = 0x1EC4; + t['Ecyrillic'] = 0x0404; + t['Edblgrave'] = 0x0204; + t['Edieresis'] = 0x00CB; + t['Edieresissmall'] = 0xF7EB; + t['Edot'] = 0x0116; + t['Edotaccent'] = 0x0116; + t['Edotbelow'] = 0x1EB8; + t['Efcyrillic'] = 0x0424; + t['Egrave'] = 0x00C8; + t['Egravesmall'] = 0xF7E8; + t['Eharmenian'] = 0x0537; + t['Ehookabove'] = 0x1EBA; + t['Eightroman'] = 0x2167; + t['Einvertedbreve'] = 0x0206; + t['Eiotifiedcyrillic'] = 0x0464; + t['Elcyrillic'] = 0x041B; + t['Elevenroman'] = 0x216A; + t['Emacron'] = 0x0112; + t['Emacronacute'] = 0x1E16; + t['Emacrongrave'] = 0x1E14; + t['Emcyrillic'] = 0x041C; + t['Emonospace'] = 0xFF25; + t['Encyrillic'] = 0x041D; + t['Endescendercyrillic'] = 0x04A2; + t['Eng'] = 0x014A; + t['Enghecyrillic'] = 0x04A4; + t['Enhookcyrillic'] = 0x04C7; + t['Eogonek'] = 0x0118; + t['Eopen'] = 0x0190; + t['Epsilon'] = 0x0395; + t['Epsilontonos'] = 0x0388; + t['Ercyrillic'] = 0x0420; + t['Ereversed'] = 0x018E; + t['Ereversedcyrillic'] = 0x042D; + t['Escyrillic'] = 0x0421; + t['Esdescendercyrillic'] = 0x04AA; + t['Esh'] = 0x01A9; + t['Esmall'] = 0xF765; + t['Eta'] = 0x0397; + t['Etarmenian'] = 0x0538; + t['Etatonos'] = 0x0389; + t['Eth'] = 0x00D0; + t['Ethsmall'] = 0xF7F0; + t['Etilde'] = 0x1EBC; + t['Etildebelow'] = 0x1E1A; + t['Euro'] = 0x20AC; + t['Ezh'] = 0x01B7; + t['Ezhcaron'] = 0x01EE; + t['Ezhreversed'] = 0x01B8; + t['F'] = 0x0046; + t['Fcircle'] = 0x24BB; + t['Fdotaccent'] = 0x1E1E; + t['Feharmenian'] = 0x0556; + t['Feicoptic'] = 0x03E4; + t['Fhook'] = 0x0191; + t['Fitacyrillic'] = 0x0472; + t['Fiveroman'] = 0x2164; + t['Fmonospace'] = 0xFF26; + t['Fourroman'] = 0x2163; + t['Fsmall'] = 0xF766; + t['G'] = 0x0047; + t['GBsquare'] = 0x3387; + t['Gacute'] = 0x01F4; + t['Gamma'] = 0x0393; + t['Gammaafrican'] = 0x0194; + t['Gangiacoptic'] = 0x03EA; + t['Gbreve'] = 0x011E; + t['Gcaron'] = 0x01E6; + t['Gcedilla'] = 0x0122; + t['Gcircle'] = 0x24BC; + t['Gcircumflex'] = 0x011C; + t['Gcommaaccent'] = 0x0122; + t['Gdot'] = 0x0120; + t['Gdotaccent'] = 0x0120; + t['Gecyrillic'] = 0x0413; + t['Ghadarmenian'] = 0x0542; + t['Ghemiddlehookcyrillic'] = 0x0494; + t['Ghestrokecyrillic'] = 0x0492; + t['Gheupturncyrillic'] = 0x0490; + t['Ghook'] = 0x0193; + t['Gimarmenian'] = 0x0533; + t['Gjecyrillic'] = 0x0403; + t['Gmacron'] = 0x1E20; + t['Gmonospace'] = 0xFF27; + t['Grave'] = 0xF6CE; + t['Gravesmall'] = 0xF760; + t['Gsmall'] = 0xF767; + t['Gsmallhook'] = 0x029B; + t['Gstroke'] = 0x01E4; + t['H'] = 0x0048; + t['H18533'] = 0x25CF; + t['H18543'] = 0x25AA; + t['H18551'] = 0x25AB; + t['H22073'] = 0x25A1; + t['HPsquare'] = 0x33CB; + t['Haabkhasiancyrillic'] = 0x04A8; + t['Hadescendercyrillic'] = 0x04B2; + t['Hardsigncyrillic'] = 0x042A; + t['Hbar'] = 0x0126; + t['Hbrevebelow'] = 0x1E2A; + t['Hcedilla'] = 0x1E28; + t['Hcircle'] = 0x24BD; + t['Hcircumflex'] = 0x0124; + t['Hdieresis'] = 0x1E26; + t['Hdotaccent'] = 0x1E22; + t['Hdotbelow'] = 0x1E24; + t['Hmonospace'] = 0xFF28; + t['Hoarmenian'] = 0x0540; + t['Horicoptic'] = 0x03E8; + t['Hsmall'] = 0xF768; + t['Hungarumlaut'] = 0xF6CF; + t['Hungarumlautsmall'] = 0xF6F8; + t['Hzsquare'] = 0x3390; + t['I'] = 0x0049; + t['IAcyrillic'] = 0x042F; + t['IJ'] = 0x0132; + t['IUcyrillic'] = 0x042E; + t['Iacute'] = 0x00CD; + t['Iacutesmall'] = 0xF7ED; + t['Ibreve'] = 0x012C; + t['Icaron'] = 0x01CF; + t['Icircle'] = 0x24BE; + t['Icircumflex'] = 0x00CE; + t['Icircumflexsmall'] = 0xF7EE; + t['Icyrillic'] = 0x0406; + t['Idblgrave'] = 0x0208; + t['Idieresis'] = 0x00CF; + t['Idieresisacute'] = 0x1E2E; + t['Idieresiscyrillic'] = 0x04E4; + t['Idieresissmall'] = 0xF7EF; + t['Idot'] = 0x0130; + t['Idotaccent'] = 0x0130; + t['Idotbelow'] = 0x1ECA; + t['Iebrevecyrillic'] = 0x04D6; + t['Iecyrillic'] = 0x0415; + t['Ifraktur'] = 0x2111; + t['Igrave'] = 0x00CC; + t['Igravesmall'] = 0xF7EC; + t['Ihookabove'] = 0x1EC8; + t['Iicyrillic'] = 0x0418; + t['Iinvertedbreve'] = 0x020A; + t['Iishortcyrillic'] = 0x0419; + t['Imacron'] = 0x012A; + t['Imacroncyrillic'] = 0x04E2; + t['Imonospace'] = 0xFF29; + t['Iniarmenian'] = 0x053B; + t['Iocyrillic'] = 0x0401; + t['Iogonek'] = 0x012E; + t['Iota'] = 0x0399; + t['Iotaafrican'] = 0x0196; + t['Iotadieresis'] = 0x03AA; + t['Iotatonos'] = 0x038A; + t['Ismall'] = 0xF769; + t['Istroke'] = 0x0197; + t['Itilde'] = 0x0128; + t['Itildebelow'] = 0x1E2C; + t['Izhitsacyrillic'] = 0x0474; + t['Izhitsadblgravecyrillic'] = 0x0476; + t['J'] = 0x004A; + t['Jaarmenian'] = 0x0541; + t['Jcircle'] = 0x24BF; + t['Jcircumflex'] = 0x0134; + t['Jecyrillic'] = 0x0408; + t['Jheharmenian'] = 0x054B; + t['Jmonospace'] = 0xFF2A; + t['Jsmall'] = 0xF76A; + t['K'] = 0x004B; + t['KBsquare'] = 0x3385; + t['KKsquare'] = 0x33CD; + t['Kabashkircyrillic'] = 0x04A0; + t['Kacute'] = 0x1E30; + t['Kacyrillic'] = 0x041A; + t['Kadescendercyrillic'] = 0x049A; + t['Kahookcyrillic'] = 0x04C3; + t['Kappa'] = 0x039A; + t['Kastrokecyrillic'] = 0x049E; + t['Kaverticalstrokecyrillic'] = 0x049C; + t['Kcaron'] = 0x01E8; + t['Kcedilla'] = 0x0136; + t['Kcircle'] = 0x24C0; + t['Kcommaaccent'] = 0x0136; + t['Kdotbelow'] = 0x1E32; + t['Keharmenian'] = 0x0554; + t['Kenarmenian'] = 0x053F; + t['Khacyrillic'] = 0x0425; + t['Kheicoptic'] = 0x03E6; + t['Khook'] = 0x0198; + t['Kjecyrillic'] = 0x040C; + t['Klinebelow'] = 0x1E34; + t['Kmonospace'] = 0xFF2B; + t['Koppacyrillic'] = 0x0480; + t['Koppagreek'] = 0x03DE; + t['Ksicyrillic'] = 0x046E; + t['Ksmall'] = 0xF76B; + t['L'] = 0x004C; + t['LJ'] = 0x01C7; + t['LL'] = 0xF6BF; + t['Lacute'] = 0x0139; + t['Lambda'] = 0x039B; + t['Lcaron'] = 0x013D; + t['Lcedilla'] = 0x013B; + t['Lcircle'] = 0x24C1; + t['Lcircumflexbelow'] = 0x1E3C; + t['Lcommaaccent'] = 0x013B; + t['Ldot'] = 0x013F; + t['Ldotaccent'] = 0x013F; + t['Ldotbelow'] = 0x1E36; + t['Ldotbelowmacron'] = 0x1E38; + t['Liwnarmenian'] = 0x053C; + t['Lj'] = 0x01C8; + t['Ljecyrillic'] = 0x0409; + t['Llinebelow'] = 0x1E3A; + t['Lmonospace'] = 0xFF2C; + t['Lslash'] = 0x0141; + t['Lslashsmall'] = 0xF6F9; + t['Lsmall'] = 0xF76C; + t['M'] = 0x004D; + t['MBsquare'] = 0x3386; + t['Macron'] = 0xF6D0; + t['Macronsmall'] = 0xF7AF; + t['Macute'] = 0x1E3E; + t['Mcircle'] = 0x24C2; + t['Mdotaccent'] = 0x1E40; + t['Mdotbelow'] = 0x1E42; + t['Menarmenian'] = 0x0544; + t['Mmonospace'] = 0xFF2D; + t['Msmall'] = 0xF76D; + t['Mturned'] = 0x019C; + t['Mu'] = 0x039C; + t['N'] = 0x004E; + t['NJ'] = 0x01CA; + t['Nacute'] = 0x0143; + t['Ncaron'] = 0x0147; + t['Ncedilla'] = 0x0145; + t['Ncircle'] = 0x24C3; + t['Ncircumflexbelow'] = 0x1E4A; + t['Ncommaaccent'] = 0x0145; + t['Ndotaccent'] = 0x1E44; + t['Ndotbelow'] = 0x1E46; + t['Nhookleft'] = 0x019D; + t['Nineroman'] = 0x2168; + t['Nj'] = 0x01CB; + t['Njecyrillic'] = 0x040A; + t['Nlinebelow'] = 0x1E48; + t['Nmonospace'] = 0xFF2E; + t['Nowarmenian'] = 0x0546; + t['Nsmall'] = 0xF76E; + t['Ntilde'] = 0x00D1; + t['Ntildesmall'] = 0xF7F1; + t['Nu'] = 0x039D; + t['O'] = 0x004F; + t['OE'] = 0x0152; + t['OEsmall'] = 0xF6FA; + t['Oacute'] = 0x00D3; + t['Oacutesmall'] = 0xF7F3; + t['Obarredcyrillic'] = 0x04E8; + t['Obarreddieresiscyrillic'] = 0x04EA; + t['Obreve'] = 0x014E; + t['Ocaron'] = 0x01D1; + t['Ocenteredtilde'] = 0x019F; + t['Ocircle'] = 0x24C4; + t['Ocircumflex'] = 0x00D4; + t['Ocircumflexacute'] = 0x1ED0; + t['Ocircumflexdotbelow'] = 0x1ED8; + t['Ocircumflexgrave'] = 0x1ED2; + t['Ocircumflexhookabove'] = 0x1ED4; + t['Ocircumflexsmall'] = 0xF7F4; + t['Ocircumflextilde'] = 0x1ED6; + t['Ocyrillic'] = 0x041E; + t['Odblacute'] = 0x0150; + t['Odblgrave'] = 0x020C; + t['Odieresis'] = 0x00D6; + t['Odieresiscyrillic'] = 0x04E6; + t['Odieresissmall'] = 0xF7F6; + t['Odotbelow'] = 0x1ECC; + t['Ogoneksmall'] = 0xF6FB; + t['Ograve'] = 0x00D2; + t['Ogravesmall'] = 0xF7F2; + t['Oharmenian'] = 0x0555; + t['Ohm'] = 0x2126; + t['Ohookabove'] = 0x1ECE; + t['Ohorn'] = 0x01A0; + t['Ohornacute'] = 0x1EDA; + t['Ohorndotbelow'] = 0x1EE2; + t['Ohorngrave'] = 0x1EDC; + t['Ohornhookabove'] = 0x1EDE; + t['Ohorntilde'] = 0x1EE0; + t['Ohungarumlaut'] = 0x0150; + t['Oi'] = 0x01A2; + t['Oinvertedbreve'] = 0x020E; + t['Omacron'] = 0x014C; + t['Omacronacute'] = 0x1E52; + t['Omacrongrave'] = 0x1E50; + t['Omega'] = 0x2126; + t['Omegacyrillic'] = 0x0460; + t['Omegagreek'] = 0x03A9; + t['Omegaroundcyrillic'] = 0x047A; + t['Omegatitlocyrillic'] = 0x047C; + t['Omegatonos'] = 0x038F; + t['Omicron'] = 0x039F; + t['Omicrontonos'] = 0x038C; + t['Omonospace'] = 0xFF2F; + t['Oneroman'] = 0x2160; + t['Oogonek'] = 0x01EA; + t['Oogonekmacron'] = 0x01EC; + t['Oopen'] = 0x0186; + t['Oslash'] = 0x00D8; + t['Oslashacute'] = 0x01FE; + t['Oslashsmall'] = 0xF7F8; + t['Osmall'] = 0xF76F; + t['Ostrokeacute'] = 0x01FE; + t['Otcyrillic'] = 0x047E; + t['Otilde'] = 0x00D5; + t['Otildeacute'] = 0x1E4C; + t['Otildedieresis'] = 0x1E4E; + t['Otildesmall'] = 0xF7F5; + t['P'] = 0x0050; + t['Pacute'] = 0x1E54; + t['Pcircle'] = 0x24C5; + t['Pdotaccent'] = 0x1E56; + t['Pecyrillic'] = 0x041F; + t['Peharmenian'] = 0x054A; + t['Pemiddlehookcyrillic'] = 0x04A6; + t['Phi'] = 0x03A6; + t['Phook'] = 0x01A4; + t['Pi'] = 0x03A0; + t['Piwrarmenian'] = 0x0553; + t['Pmonospace'] = 0xFF30; + t['Psi'] = 0x03A8; + t['Psicyrillic'] = 0x0470; + t['Psmall'] = 0xF770; + t['Q'] = 0x0051; + t['Qcircle'] = 0x24C6; + t['Qmonospace'] = 0xFF31; + t['Qsmall'] = 0xF771; + t['R'] = 0x0052; + t['Raarmenian'] = 0x054C; + t['Racute'] = 0x0154; + t['Rcaron'] = 0x0158; + t['Rcedilla'] = 0x0156; + t['Rcircle'] = 0x24C7; + t['Rcommaaccent'] = 0x0156; + t['Rdblgrave'] = 0x0210; + t['Rdotaccent'] = 0x1E58; + t['Rdotbelow'] = 0x1E5A; + t['Rdotbelowmacron'] = 0x1E5C; + t['Reharmenian'] = 0x0550; + t['Rfraktur'] = 0x211C; + t['Rho'] = 0x03A1; + t['Ringsmall'] = 0xF6FC; + t['Rinvertedbreve'] = 0x0212; + t['Rlinebelow'] = 0x1E5E; + t['Rmonospace'] = 0xFF32; + t['Rsmall'] = 0xF772; + t['Rsmallinverted'] = 0x0281; + t['Rsmallinvertedsuperior'] = 0x02B6; + t['S'] = 0x0053; + t['SF010000'] = 0x250C; + t['SF020000'] = 0x2514; + t['SF030000'] = 0x2510; + t['SF040000'] = 0x2518; + t['SF050000'] = 0x253C; + t['SF060000'] = 0x252C; + t['SF070000'] = 0x2534; + t['SF080000'] = 0x251C; + t['SF090000'] = 0x2524; + t['SF100000'] = 0x2500; + t['SF110000'] = 0x2502; + t['SF190000'] = 0x2561; + t['SF200000'] = 0x2562; + t['SF210000'] = 0x2556; + t['SF220000'] = 0x2555; + t['SF230000'] = 0x2563; + t['SF240000'] = 0x2551; + t['SF250000'] = 0x2557; + t['SF260000'] = 0x255D; + t['SF270000'] = 0x255C; + t['SF280000'] = 0x255B; + t['SF360000'] = 0x255E; + t['SF370000'] = 0x255F; + t['SF380000'] = 0x255A; + t['SF390000'] = 0x2554; + t['SF400000'] = 0x2569; + t['SF410000'] = 0x2566; + t['SF420000'] = 0x2560; + t['SF430000'] = 0x2550; + t['SF440000'] = 0x256C; + t['SF450000'] = 0x2567; + t['SF460000'] = 0x2568; + t['SF470000'] = 0x2564; + t['SF480000'] = 0x2565; + t['SF490000'] = 0x2559; + t['SF500000'] = 0x2558; + t['SF510000'] = 0x2552; + t['SF520000'] = 0x2553; + t['SF530000'] = 0x256B; + t['SF540000'] = 0x256A; + t['Sacute'] = 0x015A; + t['Sacutedotaccent'] = 0x1E64; + t['Sampigreek'] = 0x03E0; + t['Scaron'] = 0x0160; + t['Scarondotaccent'] = 0x1E66; + t['Scaronsmall'] = 0xF6FD; + t['Scedilla'] = 0x015E; + t['Schwa'] = 0x018F; + t['Schwacyrillic'] = 0x04D8; + t['Schwadieresiscyrillic'] = 0x04DA; + t['Scircle'] = 0x24C8; + t['Scircumflex'] = 0x015C; + t['Scommaaccent'] = 0x0218; + t['Sdotaccent'] = 0x1E60; + t['Sdotbelow'] = 0x1E62; + t['Sdotbelowdotaccent'] = 0x1E68; + t['Seharmenian'] = 0x054D; + t['Sevenroman'] = 0x2166; + t['Shaarmenian'] = 0x0547; + t['Shacyrillic'] = 0x0428; + t['Shchacyrillic'] = 0x0429; + t['Sheicoptic'] = 0x03E2; + t['Shhacyrillic'] = 0x04BA; + t['Shimacoptic'] = 0x03EC; + t['Sigma'] = 0x03A3; + t['Sixroman'] = 0x2165; + t['Smonospace'] = 0xFF33; + t['Softsigncyrillic'] = 0x042C; + t['Ssmall'] = 0xF773; + t['Stigmagreek'] = 0x03DA; + t['T'] = 0x0054; + t['Tau'] = 0x03A4; + t['Tbar'] = 0x0166; + t['Tcaron'] = 0x0164; + t['Tcedilla'] = 0x0162; + t['Tcircle'] = 0x24C9; + t['Tcircumflexbelow'] = 0x1E70; + t['Tcommaaccent'] = 0x0162; + t['Tdotaccent'] = 0x1E6A; + t['Tdotbelow'] = 0x1E6C; + t['Tecyrillic'] = 0x0422; + t['Tedescendercyrillic'] = 0x04AC; + t['Tenroman'] = 0x2169; + t['Tetsecyrillic'] = 0x04B4; + t['Theta'] = 0x0398; + t['Thook'] = 0x01AC; + t['Thorn'] = 0x00DE; + t['Thornsmall'] = 0xF7FE; + t['Threeroman'] = 0x2162; + t['Tildesmall'] = 0xF6FE; + t['Tiwnarmenian'] = 0x054F; + t['Tlinebelow'] = 0x1E6E; + t['Tmonospace'] = 0xFF34; + t['Toarmenian'] = 0x0539; + t['Tonefive'] = 0x01BC; + t['Tonesix'] = 0x0184; + t['Tonetwo'] = 0x01A7; + t['Tretroflexhook'] = 0x01AE; + t['Tsecyrillic'] = 0x0426; + t['Tshecyrillic'] = 0x040B; + t['Tsmall'] = 0xF774; + t['Twelveroman'] = 0x216B; + t['Tworoman'] = 0x2161; + t['U'] = 0x0055; + t['Uacute'] = 0x00DA; + t['Uacutesmall'] = 0xF7FA; + t['Ubreve'] = 0x016C; + t['Ucaron'] = 0x01D3; + t['Ucircle'] = 0x24CA; + t['Ucircumflex'] = 0x00DB; + t['Ucircumflexbelow'] = 0x1E76; + t['Ucircumflexsmall'] = 0xF7FB; + t['Ucyrillic'] = 0x0423; + t['Udblacute'] = 0x0170; + t['Udblgrave'] = 0x0214; + t['Udieresis'] = 0x00DC; + t['Udieresisacute'] = 0x01D7; + t['Udieresisbelow'] = 0x1E72; + t['Udieresiscaron'] = 0x01D9; + t['Udieresiscyrillic'] = 0x04F0; + t['Udieresisgrave'] = 0x01DB; + t['Udieresismacron'] = 0x01D5; + t['Udieresissmall'] = 0xF7FC; + t['Udotbelow'] = 0x1EE4; + t['Ugrave'] = 0x00D9; + t['Ugravesmall'] = 0xF7F9; + t['Uhookabove'] = 0x1EE6; + t['Uhorn'] = 0x01AF; + t['Uhornacute'] = 0x1EE8; + t['Uhorndotbelow'] = 0x1EF0; + t['Uhorngrave'] = 0x1EEA; + t['Uhornhookabove'] = 0x1EEC; + t['Uhorntilde'] = 0x1EEE; + t['Uhungarumlaut'] = 0x0170; + t['Uhungarumlautcyrillic'] = 0x04F2; + t['Uinvertedbreve'] = 0x0216; + t['Ukcyrillic'] = 0x0478; + t['Umacron'] = 0x016A; + t['Umacroncyrillic'] = 0x04EE; + t['Umacrondieresis'] = 0x1E7A; + t['Umonospace'] = 0xFF35; + t['Uogonek'] = 0x0172; + t['Upsilon'] = 0x03A5; + t['Upsilon1'] = 0x03D2; + t['Upsilonacutehooksymbolgreek'] = 0x03D3; + t['Upsilonafrican'] = 0x01B1; + t['Upsilondieresis'] = 0x03AB; + t['Upsilondieresishooksymbolgreek'] = 0x03D4; + t['Upsilonhooksymbol'] = 0x03D2; + t['Upsilontonos'] = 0x038E; + t['Uring'] = 0x016E; + t['Ushortcyrillic'] = 0x040E; + t['Usmall'] = 0xF775; + t['Ustraightcyrillic'] = 0x04AE; + t['Ustraightstrokecyrillic'] = 0x04B0; + t['Utilde'] = 0x0168; + t['Utildeacute'] = 0x1E78; + t['Utildebelow'] = 0x1E74; + t['V'] = 0x0056; + t['Vcircle'] = 0x24CB; + t['Vdotbelow'] = 0x1E7E; + t['Vecyrillic'] = 0x0412; + t['Vewarmenian'] = 0x054E; + t['Vhook'] = 0x01B2; + t['Vmonospace'] = 0xFF36; + t['Voarmenian'] = 0x0548; + t['Vsmall'] = 0xF776; + t['Vtilde'] = 0x1E7C; + t['W'] = 0x0057; + t['Wacute'] = 0x1E82; + t['Wcircle'] = 0x24CC; + t['Wcircumflex'] = 0x0174; + t['Wdieresis'] = 0x1E84; + t['Wdotaccent'] = 0x1E86; + t['Wdotbelow'] = 0x1E88; + t['Wgrave'] = 0x1E80; + t['Wmonospace'] = 0xFF37; + t['Wsmall'] = 0xF777; + t['X'] = 0x0058; + t['Xcircle'] = 0x24CD; + t['Xdieresis'] = 0x1E8C; + t['Xdotaccent'] = 0x1E8A; + t['Xeharmenian'] = 0x053D; + t['Xi'] = 0x039E; + t['Xmonospace'] = 0xFF38; + t['Xsmall'] = 0xF778; + t['Y'] = 0x0059; + t['Yacute'] = 0x00DD; + t['Yacutesmall'] = 0xF7FD; + t['Yatcyrillic'] = 0x0462; + t['Ycircle'] = 0x24CE; + t['Ycircumflex'] = 0x0176; + t['Ydieresis'] = 0x0178; + t['Ydieresissmall'] = 0xF7FF; + t['Ydotaccent'] = 0x1E8E; + t['Ydotbelow'] = 0x1EF4; + t['Yericyrillic'] = 0x042B; + t['Yerudieresiscyrillic'] = 0x04F8; + t['Ygrave'] = 0x1EF2; + t['Yhook'] = 0x01B3; + t['Yhookabove'] = 0x1EF6; + t['Yiarmenian'] = 0x0545; + t['Yicyrillic'] = 0x0407; + t['Yiwnarmenian'] = 0x0552; + t['Ymonospace'] = 0xFF39; + t['Ysmall'] = 0xF779; + t['Ytilde'] = 0x1EF8; + t['Yusbigcyrillic'] = 0x046A; + t['Yusbigiotifiedcyrillic'] = 0x046C; + t['Yuslittlecyrillic'] = 0x0466; + t['Yuslittleiotifiedcyrillic'] = 0x0468; + t['Z'] = 0x005A; + t['Zaarmenian'] = 0x0536; + t['Zacute'] = 0x0179; + t['Zcaron'] = 0x017D; + t['Zcaronsmall'] = 0xF6FF; + t['Zcircle'] = 0x24CF; + t['Zcircumflex'] = 0x1E90; + t['Zdot'] = 0x017B; + t['Zdotaccent'] = 0x017B; + t['Zdotbelow'] = 0x1E92; + t['Zecyrillic'] = 0x0417; + t['Zedescendercyrillic'] = 0x0498; + t['Zedieresiscyrillic'] = 0x04DE; + t['Zeta'] = 0x0396; + t['Zhearmenian'] = 0x053A; + t['Zhebrevecyrillic'] = 0x04C1; + t['Zhecyrillic'] = 0x0416; + t['Zhedescendercyrillic'] = 0x0496; + t['Zhedieresiscyrillic'] = 0x04DC; + t['Zlinebelow'] = 0x1E94; + t['Zmonospace'] = 0xFF3A; + t['Zsmall'] = 0xF77A; + t['Zstroke'] = 0x01B5; + t['a'] = 0x0061; + t['aabengali'] = 0x0986; + t['aacute'] = 0x00E1; + t['aadeva'] = 0x0906; + t['aagujarati'] = 0x0A86; + t['aagurmukhi'] = 0x0A06; + t['aamatragurmukhi'] = 0x0A3E; + t['aarusquare'] = 0x3303; + t['aavowelsignbengali'] = 0x09BE; + t['aavowelsigndeva'] = 0x093E; + t['aavowelsigngujarati'] = 0x0ABE; + t['abbreviationmarkarmenian'] = 0x055F; + t['abbreviationsigndeva'] = 0x0970; + t['abengali'] = 0x0985; + t['abopomofo'] = 0x311A; + t['abreve'] = 0x0103; + t['abreveacute'] = 0x1EAF; + t['abrevecyrillic'] = 0x04D1; + t['abrevedotbelow'] = 0x1EB7; + t['abrevegrave'] = 0x1EB1; + t['abrevehookabove'] = 0x1EB3; + t['abrevetilde'] = 0x1EB5; + t['acaron'] = 0x01CE; + t['acircle'] = 0x24D0; + t['acircumflex'] = 0x00E2; + t['acircumflexacute'] = 0x1EA5; + t['acircumflexdotbelow'] = 0x1EAD; + t['acircumflexgrave'] = 0x1EA7; + t['acircumflexhookabove'] = 0x1EA9; + t['acircumflextilde'] = 0x1EAB; + t['acute'] = 0x00B4; + t['acutebelowcmb'] = 0x0317; + t['acutecmb'] = 0x0301; + t['acutecomb'] = 0x0301; + t['acutedeva'] = 0x0954; + t['acutelowmod'] = 0x02CF; + t['acutetonecmb'] = 0x0341; + t['acyrillic'] = 0x0430; + t['adblgrave'] = 0x0201; + t['addakgurmukhi'] = 0x0A71; + t['adeva'] = 0x0905; + t['adieresis'] = 0x00E4; + t['adieresiscyrillic'] = 0x04D3; + t['adieresismacron'] = 0x01DF; + t['adotbelow'] = 0x1EA1; + t['adotmacron'] = 0x01E1; + t['ae'] = 0x00E6; + t['aeacute'] = 0x01FD; + t['aekorean'] = 0x3150; + t['aemacron'] = 0x01E3; + t['afii00208'] = 0x2015; + t['afii08941'] = 0x20A4; + t['afii10017'] = 0x0410; + t['afii10018'] = 0x0411; + t['afii10019'] = 0x0412; + t['afii10020'] = 0x0413; + t['afii10021'] = 0x0414; + t['afii10022'] = 0x0415; + t['afii10023'] = 0x0401; + t['afii10024'] = 0x0416; + t['afii10025'] = 0x0417; + t['afii10026'] = 0x0418; + t['afii10027'] = 0x0419; + t['afii10028'] = 0x041A; + t['afii10029'] = 0x041B; + t['afii10030'] = 0x041C; + t['afii10031'] = 0x041D; + t['afii10032'] = 0x041E; + t['afii10033'] = 0x041F; + t['afii10034'] = 0x0420; + t['afii10035'] = 0x0421; + t['afii10036'] = 0x0422; + t['afii10037'] = 0x0423; + t['afii10038'] = 0x0424; + t['afii10039'] = 0x0425; + t['afii10040'] = 0x0426; + t['afii10041'] = 0x0427; + t['afii10042'] = 0x0428; + t['afii10043'] = 0x0429; + t['afii10044'] = 0x042A; + t['afii10045'] = 0x042B; + t['afii10046'] = 0x042C; + t['afii10047'] = 0x042D; + t['afii10048'] = 0x042E; + t['afii10049'] = 0x042F; + t['afii10050'] = 0x0490; + t['afii10051'] = 0x0402; + t['afii10052'] = 0x0403; + t['afii10053'] = 0x0404; + t['afii10054'] = 0x0405; + t['afii10055'] = 0x0406; + t['afii10056'] = 0x0407; + t['afii10057'] = 0x0408; + t['afii10058'] = 0x0409; + t['afii10059'] = 0x040A; + t['afii10060'] = 0x040B; + t['afii10061'] = 0x040C; + t['afii10062'] = 0x040E; + t['afii10063'] = 0xF6C4; + t['afii10064'] = 0xF6C5; + t['afii10065'] = 0x0430; + t['afii10066'] = 0x0431; + t['afii10067'] = 0x0432; + t['afii10068'] = 0x0433; + t['afii10069'] = 0x0434; + t['afii10070'] = 0x0435; + t['afii10071'] = 0x0451; + t['afii10072'] = 0x0436; + t['afii10073'] = 0x0437; + t['afii10074'] = 0x0438; + t['afii10075'] = 0x0439; + t['afii10076'] = 0x043A; + t['afii10077'] = 0x043B; + t['afii10078'] = 0x043C; + t['afii10079'] = 0x043D; + t['afii10080'] = 0x043E; + t['afii10081'] = 0x043F; + t['afii10082'] = 0x0440; + t['afii10083'] = 0x0441; + t['afii10084'] = 0x0442; + t['afii10085'] = 0x0443; + t['afii10086'] = 0x0444; + t['afii10087'] = 0x0445; + t['afii10088'] = 0x0446; + t['afii10089'] = 0x0447; + t['afii10090'] = 0x0448; + t['afii10091'] = 0x0449; + t['afii10092'] = 0x044A; + t['afii10093'] = 0x044B; + t['afii10094'] = 0x044C; + t['afii10095'] = 0x044D; + t['afii10096'] = 0x044E; + t['afii10097'] = 0x044F; + t['afii10098'] = 0x0491; + t['afii10099'] = 0x0452; + t['afii10100'] = 0x0453; + t['afii10101'] = 0x0454; + t['afii10102'] = 0x0455; + t['afii10103'] = 0x0456; + t['afii10104'] = 0x0457; + t['afii10105'] = 0x0458; + t['afii10106'] = 0x0459; + t['afii10107'] = 0x045A; + t['afii10108'] = 0x045B; + t['afii10109'] = 0x045C; + t['afii10110'] = 0x045E; + t['afii10145'] = 0x040F; + t['afii10146'] = 0x0462; + t['afii10147'] = 0x0472; + t['afii10148'] = 0x0474; + t['afii10192'] = 0xF6C6; + t['afii10193'] = 0x045F; + t['afii10194'] = 0x0463; + t['afii10195'] = 0x0473; + t['afii10196'] = 0x0475; + t['afii10831'] = 0xF6C7; + t['afii10832'] = 0xF6C8; + t['afii10846'] = 0x04D9; + t['afii299'] = 0x200E; + t['afii300'] = 0x200F; + t['afii301'] = 0x200D; + t['afii57381'] = 0x066A; + t['afii57388'] = 0x060C; + t['afii57392'] = 0x0660; + t['afii57393'] = 0x0661; + t['afii57394'] = 0x0662; + t['afii57395'] = 0x0663; + t['afii57396'] = 0x0664; + t['afii57397'] = 0x0665; + t['afii57398'] = 0x0666; + t['afii57399'] = 0x0667; + t['afii57400'] = 0x0668; + t['afii57401'] = 0x0669; + t['afii57403'] = 0x061B; + t['afii57407'] = 0x061F; + t['afii57409'] = 0x0621; + t['afii57410'] = 0x0622; + t['afii57411'] = 0x0623; + t['afii57412'] = 0x0624; + t['afii57413'] = 0x0625; + t['afii57414'] = 0x0626; + t['afii57415'] = 0x0627; + t['afii57416'] = 0x0628; + t['afii57417'] = 0x0629; + t['afii57418'] = 0x062A; + t['afii57419'] = 0x062B; + t['afii57420'] = 0x062C; + t['afii57421'] = 0x062D; + t['afii57422'] = 0x062E; + t['afii57423'] = 0x062F; + t['afii57424'] = 0x0630; + t['afii57425'] = 0x0631; + t['afii57426'] = 0x0632; + t['afii57427'] = 0x0633; + t['afii57428'] = 0x0634; + t['afii57429'] = 0x0635; + t['afii57430'] = 0x0636; + t['afii57431'] = 0x0637; + t['afii57432'] = 0x0638; + t['afii57433'] = 0x0639; + t['afii57434'] = 0x063A; + t['afii57440'] = 0x0640; + t['afii57441'] = 0x0641; + t['afii57442'] = 0x0642; + t['afii57443'] = 0x0643; + t['afii57444'] = 0x0644; + t['afii57445'] = 0x0645; + t['afii57446'] = 0x0646; + t['afii57448'] = 0x0648; + t['afii57449'] = 0x0649; + t['afii57450'] = 0x064A; + t['afii57451'] = 0x064B; + t['afii57452'] = 0x064C; + t['afii57453'] = 0x064D; + t['afii57454'] = 0x064E; + t['afii57455'] = 0x064F; + t['afii57456'] = 0x0650; + t['afii57457'] = 0x0651; + t['afii57458'] = 0x0652; + t['afii57470'] = 0x0647; + t['afii57505'] = 0x06A4; + t['afii57506'] = 0x067E; + t['afii57507'] = 0x0686; + t['afii57508'] = 0x0698; + t['afii57509'] = 0x06AF; + t['afii57511'] = 0x0679; + t['afii57512'] = 0x0688; + t['afii57513'] = 0x0691; + t['afii57514'] = 0x06BA; + t['afii57519'] = 0x06D2; + t['afii57534'] = 0x06D5; + t['afii57636'] = 0x20AA; + t['afii57645'] = 0x05BE; + t['afii57658'] = 0x05C3; + t['afii57664'] = 0x05D0; + t['afii57665'] = 0x05D1; + t['afii57666'] = 0x05D2; + t['afii57667'] = 0x05D3; + t['afii57668'] = 0x05D4; + t['afii57669'] = 0x05D5; + t['afii57670'] = 0x05D6; + t['afii57671'] = 0x05D7; + t['afii57672'] = 0x05D8; + t['afii57673'] = 0x05D9; + t['afii57674'] = 0x05DA; + t['afii57675'] = 0x05DB; + t['afii57676'] = 0x05DC; + t['afii57677'] = 0x05DD; + t['afii57678'] = 0x05DE; + t['afii57679'] = 0x05DF; + t['afii57680'] = 0x05E0; + t['afii57681'] = 0x05E1; + t['afii57682'] = 0x05E2; + t['afii57683'] = 0x05E3; + t['afii57684'] = 0x05E4; + t['afii57685'] = 0x05E5; + t['afii57686'] = 0x05E6; + t['afii57687'] = 0x05E7; + t['afii57688'] = 0x05E8; + t['afii57689'] = 0x05E9; + t['afii57690'] = 0x05EA; + t['afii57694'] = 0xFB2A; + t['afii57695'] = 0xFB2B; + t['afii57700'] = 0xFB4B; + t['afii57705'] = 0xFB1F; + t['afii57716'] = 0x05F0; + t['afii57717'] = 0x05F1; + t['afii57718'] = 0x05F2; + t['afii57723'] = 0xFB35; + t['afii57793'] = 0x05B4; + t['afii57794'] = 0x05B5; + t['afii57795'] = 0x05B6; + t['afii57796'] = 0x05BB; + t['afii57797'] = 0x05B8; + t['afii57798'] = 0x05B7; + t['afii57799'] = 0x05B0; + t['afii57800'] = 0x05B2; + t['afii57801'] = 0x05B1; + t['afii57802'] = 0x05B3; + t['afii57803'] = 0x05C2; + t['afii57804'] = 0x05C1; + t['afii57806'] = 0x05B9; + t['afii57807'] = 0x05BC; + t['afii57839'] = 0x05BD; + t['afii57841'] = 0x05BF; + t['afii57842'] = 0x05C0; + t['afii57929'] = 0x02BC; + t['afii61248'] = 0x2105; + t['afii61289'] = 0x2113; + t['afii61352'] = 0x2116; + t['afii61573'] = 0x202C; + t['afii61574'] = 0x202D; + t['afii61575'] = 0x202E; + t['afii61664'] = 0x200C; + t['afii63167'] = 0x066D; + t['afii64937'] = 0x02BD; + t['agrave'] = 0x00E0; + t['agujarati'] = 0x0A85; + t['agurmukhi'] = 0x0A05; + t['ahiragana'] = 0x3042; + t['ahookabove'] = 0x1EA3; + t['aibengali'] = 0x0990; + t['aibopomofo'] = 0x311E; + t['aideva'] = 0x0910; + t['aiecyrillic'] = 0x04D5; + t['aigujarati'] = 0x0A90; + t['aigurmukhi'] = 0x0A10; + t['aimatragurmukhi'] = 0x0A48; + t['ainarabic'] = 0x0639; + t['ainfinalarabic'] = 0xFECA; + t['aininitialarabic'] = 0xFECB; + t['ainmedialarabic'] = 0xFECC; + t['ainvertedbreve'] = 0x0203; + t['aivowelsignbengali'] = 0x09C8; + t['aivowelsigndeva'] = 0x0948; + t['aivowelsigngujarati'] = 0x0AC8; + t['akatakana'] = 0x30A2; + t['akatakanahalfwidth'] = 0xFF71; + t['akorean'] = 0x314F; + t['alef'] = 0x05D0; + t['alefarabic'] = 0x0627; + t['alefdageshhebrew'] = 0xFB30; + t['aleffinalarabic'] = 0xFE8E; + t['alefhamzaabovearabic'] = 0x0623; + t['alefhamzaabovefinalarabic'] = 0xFE84; + t['alefhamzabelowarabic'] = 0x0625; + t['alefhamzabelowfinalarabic'] = 0xFE88; + t['alefhebrew'] = 0x05D0; + t['aleflamedhebrew'] = 0xFB4F; + t['alefmaddaabovearabic'] = 0x0622; + t['alefmaddaabovefinalarabic'] = 0xFE82; + t['alefmaksuraarabic'] = 0x0649; + t['alefmaksurafinalarabic'] = 0xFEF0; + t['alefmaksurainitialarabic'] = 0xFEF3; + t['alefmaksuramedialarabic'] = 0xFEF4; + t['alefpatahhebrew'] = 0xFB2E; + t['alefqamatshebrew'] = 0xFB2F; + t['aleph'] = 0x2135; + t['allequal'] = 0x224C; + t['alpha'] = 0x03B1; + t['alphatonos'] = 0x03AC; + t['amacron'] = 0x0101; + t['amonospace'] = 0xFF41; + t['ampersand'] = 0x0026; + t['ampersandmonospace'] = 0xFF06; + t['ampersandsmall'] = 0xF726; + t['amsquare'] = 0x33C2; + t['anbopomofo'] = 0x3122; + t['angbopomofo'] = 0x3124; + t['angbracketleft'] = 0x3008; + t['angbracketright'] = 0x3009; + t['angkhankhuthai'] = 0x0E5A; + t['angle'] = 0x2220; + t['anglebracketleft'] = 0x3008; + t['anglebracketleftvertical'] = 0xFE3F; + t['anglebracketright'] = 0x3009; + t['anglebracketrightvertical'] = 0xFE40; + t['angleleft'] = 0x2329; + t['angleright'] = 0x232A; + t['angstrom'] = 0x212B; + t['anoteleia'] = 0x0387; + t['anudattadeva'] = 0x0952; + t['anusvarabengali'] = 0x0982; + t['anusvaradeva'] = 0x0902; + t['anusvaragujarati'] = 0x0A82; + t['aogonek'] = 0x0105; + t['apaatosquare'] = 0x3300; + t['aparen'] = 0x249C; + t['apostrophearmenian'] = 0x055A; + t['apostrophemod'] = 0x02BC; + t['apple'] = 0xF8FF; + t['approaches'] = 0x2250; + t['approxequal'] = 0x2248; + t['approxequalorimage'] = 0x2252; + t['approximatelyequal'] = 0x2245; + t['araeaekorean'] = 0x318E; + t['araeakorean'] = 0x318D; + t['arc'] = 0x2312; + t['arighthalfring'] = 0x1E9A; + t['aring'] = 0x00E5; + t['aringacute'] = 0x01FB; + t['aringbelow'] = 0x1E01; + t['arrowboth'] = 0x2194; + t['arrowdashdown'] = 0x21E3; + t['arrowdashleft'] = 0x21E0; + t['arrowdashright'] = 0x21E2; + t['arrowdashup'] = 0x21E1; + t['arrowdblboth'] = 0x21D4; + t['arrowdbldown'] = 0x21D3; + t['arrowdblleft'] = 0x21D0; + t['arrowdblright'] = 0x21D2; + t['arrowdblup'] = 0x21D1; + t['arrowdown'] = 0x2193; + t['arrowdownleft'] = 0x2199; + t['arrowdownright'] = 0x2198; + t['arrowdownwhite'] = 0x21E9; + t['arrowheaddownmod'] = 0x02C5; + t['arrowheadleftmod'] = 0x02C2; + t['arrowheadrightmod'] = 0x02C3; + t['arrowheadupmod'] = 0x02C4; + t['arrowhorizex'] = 0xF8E7; + t['arrowleft'] = 0x2190; + t['arrowleftdbl'] = 0x21D0; + t['arrowleftdblstroke'] = 0x21CD; + t['arrowleftoverright'] = 0x21C6; + t['arrowleftwhite'] = 0x21E6; + t['arrowright'] = 0x2192; + t['arrowrightdblstroke'] = 0x21CF; + t['arrowrightheavy'] = 0x279E; + t['arrowrightoverleft'] = 0x21C4; + t['arrowrightwhite'] = 0x21E8; + t['arrowtableft'] = 0x21E4; + t['arrowtabright'] = 0x21E5; + t['arrowup'] = 0x2191; + t['arrowupdn'] = 0x2195; + t['arrowupdnbse'] = 0x21A8; + t['arrowupdownbase'] = 0x21A8; + t['arrowupleft'] = 0x2196; + t['arrowupleftofdown'] = 0x21C5; + t['arrowupright'] = 0x2197; + t['arrowupwhite'] = 0x21E7; + t['arrowvertex'] = 0xF8E6; + t['asciicircum'] = 0x005E; + t['asciicircummonospace'] = 0xFF3E; + t['asciitilde'] = 0x007E; + t['asciitildemonospace'] = 0xFF5E; + t['ascript'] = 0x0251; + t['ascriptturned'] = 0x0252; + t['asmallhiragana'] = 0x3041; + t['asmallkatakana'] = 0x30A1; + t['asmallkatakanahalfwidth'] = 0xFF67; + t['asterisk'] = 0x002A; + t['asteriskaltonearabic'] = 0x066D; + t['asteriskarabic'] = 0x066D; + t['asteriskmath'] = 0x2217; + t['asteriskmonospace'] = 0xFF0A; + t['asterisksmall'] = 0xFE61; + t['asterism'] = 0x2042; + t['asuperior'] = 0xF6E9; + t['asymptoticallyequal'] = 0x2243; + t['at'] = 0x0040; + t['atilde'] = 0x00E3; + t['atmonospace'] = 0xFF20; + t['atsmall'] = 0xFE6B; + t['aturned'] = 0x0250; + t['aubengali'] = 0x0994; + t['aubopomofo'] = 0x3120; + t['audeva'] = 0x0914; + t['augujarati'] = 0x0A94; + t['augurmukhi'] = 0x0A14; + t['aulengthmarkbengali'] = 0x09D7; + t['aumatragurmukhi'] = 0x0A4C; + t['auvowelsignbengali'] = 0x09CC; + t['auvowelsigndeva'] = 0x094C; + t['auvowelsigngujarati'] = 0x0ACC; + t['avagrahadeva'] = 0x093D; + t['aybarmenian'] = 0x0561; + t['ayin'] = 0x05E2; + t['ayinaltonehebrew'] = 0xFB20; + t['ayinhebrew'] = 0x05E2; + t['b'] = 0x0062; + t['babengali'] = 0x09AC; + t['backslash'] = 0x005C; + t['backslashmonospace'] = 0xFF3C; + t['badeva'] = 0x092C; + t['bagujarati'] = 0x0AAC; + t['bagurmukhi'] = 0x0A2C; + t['bahiragana'] = 0x3070; + t['bahtthai'] = 0x0E3F; + t['bakatakana'] = 0x30D0; + t['bar'] = 0x007C; + t['barmonospace'] = 0xFF5C; + t['bbopomofo'] = 0x3105; + t['bcircle'] = 0x24D1; + t['bdotaccent'] = 0x1E03; + t['bdotbelow'] = 0x1E05; + t['beamedsixteenthnotes'] = 0x266C; + t['because'] = 0x2235; + t['becyrillic'] = 0x0431; + t['beharabic'] = 0x0628; + t['behfinalarabic'] = 0xFE90; + t['behinitialarabic'] = 0xFE91; + t['behiragana'] = 0x3079; + t['behmedialarabic'] = 0xFE92; + t['behmeeminitialarabic'] = 0xFC9F; + t['behmeemisolatedarabic'] = 0xFC08; + t['behnoonfinalarabic'] = 0xFC6D; + t['bekatakana'] = 0x30D9; + t['benarmenian'] = 0x0562; + t['bet'] = 0x05D1; + t['beta'] = 0x03B2; + t['betasymbolgreek'] = 0x03D0; + t['betdagesh'] = 0xFB31; + t['betdageshhebrew'] = 0xFB31; + t['bethebrew'] = 0x05D1; + t['betrafehebrew'] = 0xFB4C; + t['bhabengali'] = 0x09AD; + t['bhadeva'] = 0x092D; + t['bhagujarati'] = 0x0AAD; + t['bhagurmukhi'] = 0x0A2D; + t['bhook'] = 0x0253; + t['bihiragana'] = 0x3073; + t['bikatakana'] = 0x30D3; + t['bilabialclick'] = 0x0298; + t['bindigurmukhi'] = 0x0A02; + t['birusquare'] = 0x3331; + t['blackcircle'] = 0x25CF; + t['blackdiamond'] = 0x25C6; + t['blackdownpointingtriangle'] = 0x25BC; + t['blackleftpointingpointer'] = 0x25C4; + t['blackleftpointingtriangle'] = 0x25C0; + t['blacklenticularbracketleft'] = 0x3010; + t['blacklenticularbracketleftvertical'] = 0xFE3B; + t['blacklenticularbracketright'] = 0x3011; + t['blacklenticularbracketrightvertical'] = 0xFE3C; + t['blacklowerlefttriangle'] = 0x25E3; + t['blacklowerrighttriangle'] = 0x25E2; + t['blackrectangle'] = 0x25AC; + t['blackrightpointingpointer'] = 0x25BA; + t['blackrightpointingtriangle'] = 0x25B6; + t['blacksmallsquare'] = 0x25AA; + t['blacksmilingface'] = 0x263B; + t['blacksquare'] = 0x25A0; + t['blackstar'] = 0x2605; + t['blackupperlefttriangle'] = 0x25E4; + t['blackupperrighttriangle'] = 0x25E5; + t['blackuppointingsmalltriangle'] = 0x25B4; + t['blackuppointingtriangle'] = 0x25B2; + t['blank'] = 0x2423; + t['blinebelow'] = 0x1E07; + t['block'] = 0x2588; + t['bmonospace'] = 0xFF42; + t['bobaimaithai'] = 0x0E1A; + t['bohiragana'] = 0x307C; + t['bokatakana'] = 0x30DC; + t['bparen'] = 0x249D; + t['bqsquare'] = 0x33C3; + t['braceex'] = 0xF8F4; + t['braceleft'] = 0x007B; + t['braceleftbt'] = 0xF8F3; + t['braceleftmid'] = 0xF8F2; + t['braceleftmonospace'] = 0xFF5B; + t['braceleftsmall'] = 0xFE5B; + t['bracelefttp'] = 0xF8F1; + t['braceleftvertical'] = 0xFE37; + t['braceright'] = 0x007D; + t['bracerightbt'] = 0xF8FE; + t['bracerightmid'] = 0xF8FD; + t['bracerightmonospace'] = 0xFF5D; + t['bracerightsmall'] = 0xFE5C; + t['bracerighttp'] = 0xF8FC; + t['bracerightvertical'] = 0xFE38; + t['bracketleft'] = 0x005B; + t['bracketleftbt'] = 0xF8F0; + t['bracketleftex'] = 0xF8EF; + t['bracketleftmonospace'] = 0xFF3B; + t['bracketlefttp'] = 0xF8EE; + t['bracketright'] = 0x005D; + t['bracketrightbt'] = 0xF8FB; + t['bracketrightex'] = 0xF8FA; + t['bracketrightmonospace'] = 0xFF3D; + t['bracketrighttp'] = 0xF8F9; + t['breve'] = 0x02D8; + t['brevebelowcmb'] = 0x032E; + t['brevecmb'] = 0x0306; + t['breveinvertedbelowcmb'] = 0x032F; + t['breveinvertedcmb'] = 0x0311; + t['breveinverteddoublecmb'] = 0x0361; + t['bridgebelowcmb'] = 0x032A; + t['bridgeinvertedbelowcmb'] = 0x033A; + t['brokenbar'] = 0x00A6; + t['bstroke'] = 0x0180; + t['bsuperior'] = 0xF6EA; + t['btopbar'] = 0x0183; + t['buhiragana'] = 0x3076; + t['bukatakana'] = 0x30D6; + t['bullet'] = 0x2022; + t['bulletinverse'] = 0x25D8; + t['bulletoperator'] = 0x2219; + t['bullseye'] = 0x25CE; + t['c'] = 0x0063; + t['caarmenian'] = 0x056E; + t['cabengali'] = 0x099A; + t['cacute'] = 0x0107; + t['cadeva'] = 0x091A; + t['cagujarati'] = 0x0A9A; + t['cagurmukhi'] = 0x0A1A; + t['calsquare'] = 0x3388; + t['candrabindubengali'] = 0x0981; + t['candrabinducmb'] = 0x0310; + t['candrabindudeva'] = 0x0901; + t['candrabindugujarati'] = 0x0A81; + t['capslock'] = 0x21EA; + t['careof'] = 0x2105; + t['caron'] = 0x02C7; + t['caronbelowcmb'] = 0x032C; + t['caroncmb'] = 0x030C; + t['carriagereturn'] = 0x21B5; + t['cbopomofo'] = 0x3118; + t['ccaron'] = 0x010D; + t['ccedilla'] = 0x00E7; + t['ccedillaacute'] = 0x1E09; + t['ccircle'] = 0x24D2; + t['ccircumflex'] = 0x0109; + t['ccurl'] = 0x0255; + t['cdot'] = 0x010B; + t['cdotaccent'] = 0x010B; + t['cdsquare'] = 0x33C5; + t['cedilla'] = 0x00B8; + t['cedillacmb'] = 0x0327; + t['cent'] = 0x00A2; + t['centigrade'] = 0x2103; + t['centinferior'] = 0xF6DF; + t['centmonospace'] = 0xFFE0; + t['centoldstyle'] = 0xF7A2; + t['centsuperior'] = 0xF6E0; + t['chaarmenian'] = 0x0579; + t['chabengali'] = 0x099B; + t['chadeva'] = 0x091B; + t['chagujarati'] = 0x0A9B; + t['chagurmukhi'] = 0x0A1B; + t['chbopomofo'] = 0x3114; + t['cheabkhasiancyrillic'] = 0x04BD; + t['checkmark'] = 0x2713; + t['checyrillic'] = 0x0447; + t['chedescenderabkhasiancyrillic'] = 0x04BF; + t['chedescendercyrillic'] = 0x04B7; + t['chedieresiscyrillic'] = 0x04F5; + t['cheharmenian'] = 0x0573; + t['chekhakassiancyrillic'] = 0x04CC; + t['cheverticalstrokecyrillic'] = 0x04B9; + t['chi'] = 0x03C7; + t['chieuchacirclekorean'] = 0x3277; + t['chieuchaparenkorean'] = 0x3217; + t['chieuchcirclekorean'] = 0x3269; + t['chieuchkorean'] = 0x314A; + t['chieuchparenkorean'] = 0x3209; + t['chochangthai'] = 0x0E0A; + t['chochanthai'] = 0x0E08; + t['chochingthai'] = 0x0E09; + t['chochoethai'] = 0x0E0C; + t['chook'] = 0x0188; + t['cieucacirclekorean'] = 0x3276; + t['cieucaparenkorean'] = 0x3216; + t['cieuccirclekorean'] = 0x3268; + t['cieuckorean'] = 0x3148; + t['cieucparenkorean'] = 0x3208; + t['cieucuparenkorean'] = 0x321C; + t['circle'] = 0x25CB; + t['circlecopyrt'] = 0x00A9; + t['circlemultiply'] = 0x2297; + t['circleot'] = 0x2299; + t['circleplus'] = 0x2295; + t['circlepostalmark'] = 0x3036; + t['circlewithlefthalfblack'] = 0x25D0; + t['circlewithrighthalfblack'] = 0x25D1; + t['circumflex'] = 0x02C6; + t['circumflexbelowcmb'] = 0x032D; + t['circumflexcmb'] = 0x0302; + t['clear'] = 0x2327; + t['clickalveolar'] = 0x01C2; + t['clickdental'] = 0x01C0; + t['clicklateral'] = 0x01C1; + t['clickretroflex'] = 0x01C3; + t['club'] = 0x2663; + t['clubsuitblack'] = 0x2663; + t['clubsuitwhite'] = 0x2667; + t['cmcubedsquare'] = 0x33A4; + t['cmonospace'] = 0xFF43; + t['cmsquaredsquare'] = 0x33A0; + t['coarmenian'] = 0x0581; + t['colon'] = 0x003A; + t['colonmonetary'] = 0x20A1; + t['colonmonospace'] = 0xFF1A; + t['colonsign'] = 0x20A1; + t['colonsmall'] = 0xFE55; + t['colontriangularhalfmod'] = 0x02D1; + t['colontriangularmod'] = 0x02D0; + t['comma'] = 0x002C; + t['commaabovecmb'] = 0x0313; + t['commaaboverightcmb'] = 0x0315; + t['commaaccent'] = 0xF6C3; + t['commaarabic'] = 0x060C; + t['commaarmenian'] = 0x055D; + t['commainferior'] = 0xF6E1; + t['commamonospace'] = 0xFF0C; + t['commareversedabovecmb'] = 0x0314; + t['commareversedmod'] = 0x02BD; + t['commasmall'] = 0xFE50; + t['commasuperior'] = 0xF6E2; + t['commaturnedabovecmb'] = 0x0312; + t['commaturnedmod'] = 0x02BB; + t['compass'] = 0x263C; + t['congruent'] = 0x2245; + t['contourintegral'] = 0x222E; + t['control'] = 0x2303; + t['controlACK'] = 0x0006; + t['controlBEL'] = 0x0007; + t['controlBS'] = 0x0008; + t['controlCAN'] = 0x0018; + t['controlCR'] = 0x000D; + t['controlDC1'] = 0x0011; + t['controlDC2'] = 0x0012; + t['controlDC3'] = 0x0013; + t['controlDC4'] = 0x0014; + t['controlDEL'] = 0x007F; + t['controlDLE'] = 0x0010; + t['controlEM'] = 0x0019; + t['controlENQ'] = 0x0005; + t['controlEOT'] = 0x0004; + t['controlESC'] = 0x001B; + t['controlETB'] = 0x0017; + t['controlETX'] = 0x0003; + t['controlFF'] = 0x000C; + t['controlFS'] = 0x001C; + t['controlGS'] = 0x001D; + t['controlHT'] = 0x0009; + t['controlLF'] = 0x000A; + t['controlNAK'] = 0x0015; + t['controlNULL'] = 0x0000; + t['controlRS'] = 0x001E; + t['controlSI'] = 0x000F; + t['controlSO'] = 0x000E; + t['controlSOT'] = 0x0002; + t['controlSTX'] = 0x0001; + t['controlSUB'] = 0x001A; + t['controlSYN'] = 0x0016; + t['controlUS'] = 0x001F; + t['controlVT'] = 0x000B; + t['copyright'] = 0x00A9; + t['copyrightsans'] = 0xF8E9; + t['copyrightserif'] = 0xF6D9; + t['cornerbracketleft'] = 0x300C; + t['cornerbracketlefthalfwidth'] = 0xFF62; + t['cornerbracketleftvertical'] = 0xFE41; + t['cornerbracketright'] = 0x300D; + t['cornerbracketrighthalfwidth'] = 0xFF63; + t['cornerbracketrightvertical'] = 0xFE42; + t['corporationsquare'] = 0x337F; + t['cosquare'] = 0x33C7; + t['coverkgsquare'] = 0x33C6; + t['cparen'] = 0x249E; + t['cruzeiro'] = 0x20A2; + t['cstretched'] = 0x0297; + t['curlyand'] = 0x22CF; + t['curlyor'] = 0x22CE; + t['currency'] = 0x00A4; + t['cyrBreve'] = 0xF6D1; + t['cyrFlex'] = 0xF6D2; + t['cyrbreve'] = 0xF6D4; + t['cyrflex'] = 0xF6D5; + t['d'] = 0x0064; + t['daarmenian'] = 0x0564; + t['dabengali'] = 0x09A6; + t['dadarabic'] = 0x0636; + t['dadeva'] = 0x0926; + t['dadfinalarabic'] = 0xFEBE; + t['dadinitialarabic'] = 0xFEBF; + t['dadmedialarabic'] = 0xFEC0; + t['dagesh'] = 0x05BC; + t['dageshhebrew'] = 0x05BC; + t['dagger'] = 0x2020; + t['daggerdbl'] = 0x2021; + t['dagujarati'] = 0x0AA6; + t['dagurmukhi'] = 0x0A26; + t['dahiragana'] = 0x3060; + t['dakatakana'] = 0x30C0; + t['dalarabic'] = 0x062F; + t['dalet'] = 0x05D3; + t['daletdagesh'] = 0xFB33; + t['daletdageshhebrew'] = 0xFB33; + t['dalethebrew'] = 0x05D3; + t['dalfinalarabic'] = 0xFEAA; + t['dammaarabic'] = 0x064F; + t['dammalowarabic'] = 0x064F; + t['dammatanaltonearabic'] = 0x064C; + t['dammatanarabic'] = 0x064C; + t['danda'] = 0x0964; + t['dargahebrew'] = 0x05A7; + t['dargalefthebrew'] = 0x05A7; + t['dasiapneumatacyrilliccmb'] = 0x0485; + t['dblGrave'] = 0xF6D3; + t['dblanglebracketleft'] = 0x300A; + t['dblanglebracketleftvertical'] = 0xFE3D; + t['dblanglebracketright'] = 0x300B; + t['dblanglebracketrightvertical'] = 0xFE3E; + t['dblarchinvertedbelowcmb'] = 0x032B; + t['dblarrowleft'] = 0x21D4; + t['dblarrowright'] = 0x21D2; + t['dbldanda'] = 0x0965; + t['dblgrave'] = 0xF6D6; + t['dblgravecmb'] = 0x030F; + t['dblintegral'] = 0x222C; + t['dbllowline'] = 0x2017; + t['dbllowlinecmb'] = 0x0333; + t['dbloverlinecmb'] = 0x033F; + t['dblprimemod'] = 0x02BA; + t['dblverticalbar'] = 0x2016; + t['dblverticallineabovecmb'] = 0x030E; + t['dbopomofo'] = 0x3109; + t['dbsquare'] = 0x33C8; + t['dcaron'] = 0x010F; + t['dcedilla'] = 0x1E11; + t['dcircle'] = 0x24D3; + t['dcircumflexbelow'] = 0x1E13; + t['dcroat'] = 0x0111; + t['ddabengali'] = 0x09A1; + t['ddadeva'] = 0x0921; + t['ddagujarati'] = 0x0AA1; + t['ddagurmukhi'] = 0x0A21; + t['ddalarabic'] = 0x0688; + t['ddalfinalarabic'] = 0xFB89; + t['dddhadeva'] = 0x095C; + t['ddhabengali'] = 0x09A2; + t['ddhadeva'] = 0x0922; + t['ddhagujarati'] = 0x0AA2; + t['ddhagurmukhi'] = 0x0A22; + t['ddotaccent'] = 0x1E0B; + t['ddotbelow'] = 0x1E0D; + t['decimalseparatorarabic'] = 0x066B; + t['decimalseparatorpersian'] = 0x066B; + t['decyrillic'] = 0x0434; + t['degree'] = 0x00B0; + t['dehihebrew'] = 0x05AD; + t['dehiragana'] = 0x3067; + t['deicoptic'] = 0x03EF; + t['dekatakana'] = 0x30C7; + t['deleteleft'] = 0x232B; + t['deleteright'] = 0x2326; + t['delta'] = 0x03B4; + t['deltaturned'] = 0x018D; + t['denominatorminusonenumeratorbengali'] = 0x09F8; + t['dezh'] = 0x02A4; + t['dhabengali'] = 0x09A7; + t['dhadeva'] = 0x0927; + t['dhagujarati'] = 0x0AA7; + t['dhagurmukhi'] = 0x0A27; + t['dhook'] = 0x0257; + t['dialytikatonos'] = 0x0385; + t['dialytikatonoscmb'] = 0x0344; + t['diamond'] = 0x2666; + t['diamondsuitwhite'] = 0x2662; + t['dieresis'] = 0x00A8; + t['dieresisacute'] = 0xF6D7; + t['dieresisbelowcmb'] = 0x0324; + t['dieresiscmb'] = 0x0308; + t['dieresisgrave'] = 0xF6D8; + t['dieresistonos'] = 0x0385; + t['dihiragana'] = 0x3062; + t['dikatakana'] = 0x30C2; + t['dittomark'] = 0x3003; + t['divide'] = 0x00F7; + t['divides'] = 0x2223; + t['divisionslash'] = 0x2215; + t['djecyrillic'] = 0x0452; + t['dkshade'] = 0x2593; + t['dlinebelow'] = 0x1E0F; + t['dlsquare'] = 0x3397; + t['dmacron'] = 0x0111; + t['dmonospace'] = 0xFF44; + t['dnblock'] = 0x2584; + t['dochadathai'] = 0x0E0E; + t['dodekthai'] = 0x0E14; + t['dohiragana'] = 0x3069; + t['dokatakana'] = 0x30C9; + t['dollar'] = 0x0024; + t['dollarinferior'] = 0xF6E3; + t['dollarmonospace'] = 0xFF04; + t['dollaroldstyle'] = 0xF724; + t['dollarsmall'] = 0xFE69; + t['dollarsuperior'] = 0xF6E4; + t['dong'] = 0x20AB; + t['dorusquare'] = 0x3326; + t['dotaccent'] = 0x02D9; + t['dotaccentcmb'] = 0x0307; + t['dotbelowcmb'] = 0x0323; + t['dotbelowcomb'] = 0x0323; + t['dotkatakana'] = 0x30FB; + t['dotlessi'] = 0x0131; + t['dotlessj'] = 0xF6BE; + t['dotlessjstrokehook'] = 0x0284; + t['dotmath'] = 0x22C5; + t['dottedcircle'] = 0x25CC; + t['doubleyodpatah'] = 0xFB1F; + t['doubleyodpatahhebrew'] = 0xFB1F; + t['downtackbelowcmb'] = 0x031E; + t['downtackmod'] = 0x02D5; + t['dparen'] = 0x249F; + t['dsuperior'] = 0xF6EB; + t['dtail'] = 0x0256; + t['dtopbar'] = 0x018C; + t['duhiragana'] = 0x3065; + t['dukatakana'] = 0x30C5; + t['dz'] = 0x01F3; + t['dzaltone'] = 0x02A3; + t['dzcaron'] = 0x01C6; + t['dzcurl'] = 0x02A5; + t['dzeabkhasiancyrillic'] = 0x04E1; + t['dzecyrillic'] = 0x0455; + t['dzhecyrillic'] = 0x045F; + t['e'] = 0x0065; + t['eacute'] = 0x00E9; + t['earth'] = 0x2641; + t['ebengali'] = 0x098F; + t['ebopomofo'] = 0x311C; + t['ebreve'] = 0x0115; + t['ecandradeva'] = 0x090D; + t['ecandragujarati'] = 0x0A8D; + t['ecandravowelsigndeva'] = 0x0945; + t['ecandravowelsigngujarati'] = 0x0AC5; + t['ecaron'] = 0x011B; + t['ecedillabreve'] = 0x1E1D; + t['echarmenian'] = 0x0565; + t['echyiwnarmenian'] = 0x0587; + t['ecircle'] = 0x24D4; + t['ecircumflex'] = 0x00EA; + t['ecircumflexacute'] = 0x1EBF; + t['ecircumflexbelow'] = 0x1E19; + t['ecircumflexdotbelow'] = 0x1EC7; + t['ecircumflexgrave'] = 0x1EC1; + t['ecircumflexhookabove'] = 0x1EC3; + t['ecircumflextilde'] = 0x1EC5; + t['ecyrillic'] = 0x0454; + t['edblgrave'] = 0x0205; + t['edeva'] = 0x090F; + t['edieresis'] = 0x00EB; + t['edot'] = 0x0117; + t['edotaccent'] = 0x0117; + t['edotbelow'] = 0x1EB9; + t['eegurmukhi'] = 0x0A0F; + t['eematragurmukhi'] = 0x0A47; + t['efcyrillic'] = 0x0444; + t['egrave'] = 0x00E8; + t['egujarati'] = 0x0A8F; + t['eharmenian'] = 0x0567; + t['ehbopomofo'] = 0x311D; + t['ehiragana'] = 0x3048; + t['ehookabove'] = 0x1EBB; + t['eibopomofo'] = 0x311F; + t['eight'] = 0x0038; + t['eightarabic'] = 0x0668; + t['eightbengali'] = 0x09EE; + t['eightcircle'] = 0x2467; + t['eightcircleinversesansserif'] = 0x2791; + t['eightdeva'] = 0x096E; + t['eighteencircle'] = 0x2471; + t['eighteenparen'] = 0x2485; + t['eighteenperiod'] = 0x2499; + t['eightgujarati'] = 0x0AEE; + t['eightgurmukhi'] = 0x0A6E; + t['eighthackarabic'] = 0x0668; + t['eighthangzhou'] = 0x3028; + t['eighthnotebeamed'] = 0x266B; + t['eightideographicparen'] = 0x3227; + t['eightinferior'] = 0x2088; + t['eightmonospace'] = 0xFF18; + t['eightoldstyle'] = 0xF738; + t['eightparen'] = 0x247B; + t['eightperiod'] = 0x248F; + t['eightpersian'] = 0x06F8; + t['eightroman'] = 0x2177; + t['eightsuperior'] = 0x2078; + t['eightthai'] = 0x0E58; + t['einvertedbreve'] = 0x0207; + t['eiotifiedcyrillic'] = 0x0465; + t['ekatakana'] = 0x30A8; + t['ekatakanahalfwidth'] = 0xFF74; + t['ekonkargurmukhi'] = 0x0A74; + t['ekorean'] = 0x3154; + t['elcyrillic'] = 0x043B; + t['element'] = 0x2208; + t['elevencircle'] = 0x246A; + t['elevenparen'] = 0x247E; + t['elevenperiod'] = 0x2492; + t['elevenroman'] = 0x217A; + t['ellipsis'] = 0x2026; + t['ellipsisvertical'] = 0x22EE; + t['emacron'] = 0x0113; + t['emacronacute'] = 0x1E17; + t['emacrongrave'] = 0x1E15; + t['emcyrillic'] = 0x043C; + t['emdash'] = 0x2014; + t['emdashvertical'] = 0xFE31; + t['emonospace'] = 0xFF45; + t['emphasismarkarmenian'] = 0x055B; + t['emptyset'] = 0x2205; + t['enbopomofo'] = 0x3123; + t['encyrillic'] = 0x043D; + t['endash'] = 0x2013; + t['endashvertical'] = 0xFE32; + t['endescendercyrillic'] = 0x04A3; + t['eng'] = 0x014B; + t['engbopomofo'] = 0x3125; + t['enghecyrillic'] = 0x04A5; + t['enhookcyrillic'] = 0x04C8; + t['enspace'] = 0x2002; + t['eogonek'] = 0x0119; + t['eokorean'] = 0x3153; + t['eopen'] = 0x025B; + t['eopenclosed'] = 0x029A; + t['eopenreversed'] = 0x025C; + t['eopenreversedclosed'] = 0x025E; + t['eopenreversedhook'] = 0x025D; + t['eparen'] = 0x24A0; + t['epsilon'] = 0x03B5; + t['epsilontonos'] = 0x03AD; + t['equal'] = 0x003D; + t['equalmonospace'] = 0xFF1D; + t['equalsmall'] = 0xFE66; + t['equalsuperior'] = 0x207C; + t['equivalence'] = 0x2261; + t['erbopomofo'] = 0x3126; + t['ercyrillic'] = 0x0440; + t['ereversed'] = 0x0258; + t['ereversedcyrillic'] = 0x044D; + t['escyrillic'] = 0x0441; + t['esdescendercyrillic'] = 0x04AB; + t['esh'] = 0x0283; + t['eshcurl'] = 0x0286; + t['eshortdeva'] = 0x090E; + t['eshortvowelsigndeva'] = 0x0946; + t['eshreversedloop'] = 0x01AA; + t['eshsquatreversed'] = 0x0285; + t['esmallhiragana'] = 0x3047; + t['esmallkatakana'] = 0x30A7; + t['esmallkatakanahalfwidth'] = 0xFF6A; + t['estimated'] = 0x212E; + t['esuperior'] = 0xF6EC; + t['eta'] = 0x03B7; + t['etarmenian'] = 0x0568; + t['etatonos'] = 0x03AE; + t['eth'] = 0x00F0; + t['etilde'] = 0x1EBD; + t['etildebelow'] = 0x1E1B; + t['etnahtafoukhhebrew'] = 0x0591; + t['etnahtafoukhlefthebrew'] = 0x0591; + t['etnahtahebrew'] = 0x0591; + t['etnahtalefthebrew'] = 0x0591; + t['eturned'] = 0x01DD; + t['eukorean'] = 0x3161; + t['euro'] = 0x20AC; + t['evowelsignbengali'] = 0x09C7; + t['evowelsigndeva'] = 0x0947; + t['evowelsigngujarati'] = 0x0AC7; + t['exclam'] = 0x0021; + t['exclamarmenian'] = 0x055C; + t['exclamdbl'] = 0x203C; + t['exclamdown'] = 0x00A1; + t['exclamdownsmall'] = 0xF7A1; + t['exclammonospace'] = 0xFF01; + t['exclamsmall'] = 0xF721; + t['existential'] = 0x2203; + t['ezh'] = 0x0292; + t['ezhcaron'] = 0x01EF; + t['ezhcurl'] = 0x0293; + t['ezhreversed'] = 0x01B9; + t['ezhtail'] = 0x01BA; + t['f'] = 0x0066; + t['fadeva'] = 0x095E; + t['fagurmukhi'] = 0x0A5E; + t['fahrenheit'] = 0x2109; + t['fathaarabic'] = 0x064E; + t['fathalowarabic'] = 0x064E; + t['fathatanarabic'] = 0x064B; + t['fbopomofo'] = 0x3108; + t['fcircle'] = 0x24D5; + t['fdotaccent'] = 0x1E1F; + t['feharabic'] = 0x0641; + t['feharmenian'] = 0x0586; + t['fehfinalarabic'] = 0xFED2; + t['fehinitialarabic'] = 0xFED3; + t['fehmedialarabic'] = 0xFED4; + t['feicoptic'] = 0x03E5; + t['female'] = 0x2640; + t['ff'] = 0xFB00; + t['ffi'] = 0xFB03; + t['ffl'] = 0xFB04; + t['fi'] = 0xFB01; + t['fifteencircle'] = 0x246E; + t['fifteenparen'] = 0x2482; + t['fifteenperiod'] = 0x2496; + t['figuredash'] = 0x2012; + t['filledbox'] = 0x25A0; + t['filledrect'] = 0x25AC; + t['finalkaf'] = 0x05DA; + t['finalkafdagesh'] = 0xFB3A; + t['finalkafdageshhebrew'] = 0xFB3A; + t['finalkafhebrew'] = 0x05DA; + t['finalmem'] = 0x05DD; + t['finalmemhebrew'] = 0x05DD; + t['finalnun'] = 0x05DF; + t['finalnunhebrew'] = 0x05DF; + t['finalpe'] = 0x05E3; + t['finalpehebrew'] = 0x05E3; + t['finaltsadi'] = 0x05E5; + t['finaltsadihebrew'] = 0x05E5; + t['firsttonechinese'] = 0x02C9; + t['fisheye'] = 0x25C9; + t['fitacyrillic'] = 0x0473; + t['five'] = 0x0035; + t['fivearabic'] = 0x0665; + t['fivebengali'] = 0x09EB; + t['fivecircle'] = 0x2464; + t['fivecircleinversesansserif'] = 0x278E; + t['fivedeva'] = 0x096B; + t['fiveeighths'] = 0x215D; + t['fivegujarati'] = 0x0AEB; + t['fivegurmukhi'] = 0x0A6B; + t['fivehackarabic'] = 0x0665; + t['fivehangzhou'] = 0x3025; + t['fiveideographicparen'] = 0x3224; + t['fiveinferior'] = 0x2085; + t['fivemonospace'] = 0xFF15; + t['fiveoldstyle'] = 0xF735; + t['fiveparen'] = 0x2478; + t['fiveperiod'] = 0x248C; + t['fivepersian'] = 0x06F5; + t['fiveroman'] = 0x2174; + t['fivesuperior'] = 0x2075; + t['fivethai'] = 0x0E55; + t['fl'] = 0xFB02; + t['florin'] = 0x0192; + t['fmonospace'] = 0xFF46; + t['fmsquare'] = 0x3399; + t['fofanthai'] = 0x0E1F; + t['fofathai'] = 0x0E1D; + t['fongmanthai'] = 0x0E4F; + t['forall'] = 0x2200; + t['four'] = 0x0034; + t['fourarabic'] = 0x0664; + t['fourbengali'] = 0x09EA; + t['fourcircle'] = 0x2463; + t['fourcircleinversesansserif'] = 0x278D; + t['fourdeva'] = 0x096A; + t['fourgujarati'] = 0x0AEA; + t['fourgurmukhi'] = 0x0A6A; + t['fourhackarabic'] = 0x0664; + t['fourhangzhou'] = 0x3024; + t['fourideographicparen'] = 0x3223; + t['fourinferior'] = 0x2084; + t['fourmonospace'] = 0xFF14; + t['fournumeratorbengali'] = 0x09F7; + t['fouroldstyle'] = 0xF734; + t['fourparen'] = 0x2477; + t['fourperiod'] = 0x248B; + t['fourpersian'] = 0x06F4; + t['fourroman'] = 0x2173; + t['foursuperior'] = 0x2074; + t['fourteencircle'] = 0x246D; + t['fourteenparen'] = 0x2481; + t['fourteenperiod'] = 0x2495; + t['fourthai'] = 0x0E54; + t['fourthtonechinese'] = 0x02CB; + t['fparen'] = 0x24A1; + t['fraction'] = 0x2044; + t['franc'] = 0x20A3; + t['g'] = 0x0067; + t['gabengali'] = 0x0997; + t['gacute'] = 0x01F5; + t['gadeva'] = 0x0917; + t['gafarabic'] = 0x06AF; + t['gaffinalarabic'] = 0xFB93; + t['gafinitialarabic'] = 0xFB94; + t['gafmedialarabic'] = 0xFB95; + t['gagujarati'] = 0x0A97; + t['gagurmukhi'] = 0x0A17; + t['gahiragana'] = 0x304C; + t['gakatakana'] = 0x30AC; + t['gamma'] = 0x03B3; + t['gammalatinsmall'] = 0x0263; + t['gammasuperior'] = 0x02E0; + t['gangiacoptic'] = 0x03EB; + t['gbopomofo'] = 0x310D; + t['gbreve'] = 0x011F; + t['gcaron'] = 0x01E7; + t['gcedilla'] = 0x0123; + t['gcircle'] = 0x24D6; + t['gcircumflex'] = 0x011D; + t['gcommaaccent'] = 0x0123; + t['gdot'] = 0x0121; + t['gdotaccent'] = 0x0121; + t['gecyrillic'] = 0x0433; + t['gehiragana'] = 0x3052; + t['gekatakana'] = 0x30B2; + t['geometricallyequal'] = 0x2251; + t['gereshaccenthebrew'] = 0x059C; + t['gereshhebrew'] = 0x05F3; + t['gereshmuqdamhebrew'] = 0x059D; + t['germandbls'] = 0x00DF; + t['gershayimaccenthebrew'] = 0x059E; + t['gershayimhebrew'] = 0x05F4; + t['getamark'] = 0x3013; + t['ghabengali'] = 0x0998; + t['ghadarmenian'] = 0x0572; + t['ghadeva'] = 0x0918; + t['ghagujarati'] = 0x0A98; + t['ghagurmukhi'] = 0x0A18; + t['ghainarabic'] = 0x063A; + t['ghainfinalarabic'] = 0xFECE; + t['ghaininitialarabic'] = 0xFECF; + t['ghainmedialarabic'] = 0xFED0; + t['ghemiddlehookcyrillic'] = 0x0495; + t['ghestrokecyrillic'] = 0x0493; + t['gheupturncyrillic'] = 0x0491; + t['ghhadeva'] = 0x095A; + t['ghhagurmukhi'] = 0x0A5A; + t['ghook'] = 0x0260; + t['ghzsquare'] = 0x3393; + t['gihiragana'] = 0x304E; + t['gikatakana'] = 0x30AE; + t['gimarmenian'] = 0x0563; + t['gimel'] = 0x05D2; + t['gimeldagesh'] = 0xFB32; + t['gimeldageshhebrew'] = 0xFB32; + t['gimelhebrew'] = 0x05D2; + t['gjecyrillic'] = 0x0453; + t['glottalinvertedstroke'] = 0x01BE; + t['glottalstop'] = 0x0294; + t['glottalstopinverted'] = 0x0296; + t['glottalstopmod'] = 0x02C0; + t['glottalstopreversed'] = 0x0295; + t['glottalstopreversedmod'] = 0x02C1; + t['glottalstopreversedsuperior'] = 0x02E4; + t['glottalstopstroke'] = 0x02A1; + t['glottalstopstrokereversed'] = 0x02A2; + t['gmacron'] = 0x1E21; + t['gmonospace'] = 0xFF47; + t['gohiragana'] = 0x3054; + t['gokatakana'] = 0x30B4; + t['gparen'] = 0x24A2; + t['gpasquare'] = 0x33AC; + t['gradient'] = 0x2207; + t['grave'] = 0x0060; + t['gravebelowcmb'] = 0x0316; + t['gravecmb'] = 0x0300; + t['gravecomb'] = 0x0300; + t['gravedeva'] = 0x0953; + t['gravelowmod'] = 0x02CE; + t['gravemonospace'] = 0xFF40; + t['gravetonecmb'] = 0x0340; + t['greater'] = 0x003E; + t['greaterequal'] = 0x2265; + t['greaterequalorless'] = 0x22DB; + t['greatermonospace'] = 0xFF1E; + t['greaterorequivalent'] = 0x2273; + t['greaterorless'] = 0x2277; + t['greateroverequal'] = 0x2267; + t['greatersmall'] = 0xFE65; + t['gscript'] = 0x0261; + t['gstroke'] = 0x01E5; + t['guhiragana'] = 0x3050; + t['guillemotleft'] = 0x00AB; + t['guillemotright'] = 0x00BB; + t['guilsinglleft'] = 0x2039; + t['guilsinglright'] = 0x203A; + t['gukatakana'] = 0x30B0; + t['guramusquare'] = 0x3318; + t['gysquare'] = 0x33C9; + t['h'] = 0x0068; + t['haabkhasiancyrillic'] = 0x04A9; + t['haaltonearabic'] = 0x06C1; + t['habengali'] = 0x09B9; + t['hadescendercyrillic'] = 0x04B3; + t['hadeva'] = 0x0939; + t['hagujarati'] = 0x0AB9; + t['hagurmukhi'] = 0x0A39; + t['haharabic'] = 0x062D; + t['hahfinalarabic'] = 0xFEA2; + t['hahinitialarabic'] = 0xFEA3; + t['hahiragana'] = 0x306F; + t['hahmedialarabic'] = 0xFEA4; + t['haitusquare'] = 0x332A; + t['hakatakana'] = 0x30CF; + t['hakatakanahalfwidth'] = 0xFF8A; + t['halantgurmukhi'] = 0x0A4D; + t['hamzaarabic'] = 0x0621; + t['hamzalowarabic'] = 0x0621; + t['hangulfiller'] = 0x3164; + t['hardsigncyrillic'] = 0x044A; + t['harpoonleftbarbup'] = 0x21BC; + t['harpoonrightbarbup'] = 0x21C0; + t['hasquare'] = 0x33CA; + t['hatafpatah'] = 0x05B2; + t['hatafpatah16'] = 0x05B2; + t['hatafpatah23'] = 0x05B2; + t['hatafpatah2f'] = 0x05B2; + t['hatafpatahhebrew'] = 0x05B2; + t['hatafpatahnarrowhebrew'] = 0x05B2; + t['hatafpatahquarterhebrew'] = 0x05B2; + t['hatafpatahwidehebrew'] = 0x05B2; + t['hatafqamats'] = 0x05B3; + t['hatafqamats1b'] = 0x05B3; + t['hatafqamats28'] = 0x05B3; + t['hatafqamats34'] = 0x05B3; + t['hatafqamatshebrew'] = 0x05B3; + t['hatafqamatsnarrowhebrew'] = 0x05B3; + t['hatafqamatsquarterhebrew'] = 0x05B3; + t['hatafqamatswidehebrew'] = 0x05B3; + t['hatafsegol'] = 0x05B1; + t['hatafsegol17'] = 0x05B1; + t['hatafsegol24'] = 0x05B1; + t['hatafsegol30'] = 0x05B1; + t['hatafsegolhebrew'] = 0x05B1; + t['hatafsegolnarrowhebrew'] = 0x05B1; + t['hatafsegolquarterhebrew'] = 0x05B1; + t['hatafsegolwidehebrew'] = 0x05B1; + t['hbar'] = 0x0127; + t['hbopomofo'] = 0x310F; + t['hbrevebelow'] = 0x1E2B; + t['hcedilla'] = 0x1E29; + t['hcircle'] = 0x24D7; + t['hcircumflex'] = 0x0125; + t['hdieresis'] = 0x1E27; + t['hdotaccent'] = 0x1E23; + t['hdotbelow'] = 0x1E25; + t['he'] = 0x05D4; + t['heart'] = 0x2665; + t['heartsuitblack'] = 0x2665; + t['heartsuitwhite'] = 0x2661; + t['hedagesh'] = 0xFB34; + t['hedageshhebrew'] = 0xFB34; + t['hehaltonearabic'] = 0x06C1; + t['heharabic'] = 0x0647; + t['hehebrew'] = 0x05D4; + t['hehfinalaltonearabic'] = 0xFBA7; + t['hehfinalalttwoarabic'] = 0xFEEA; + t['hehfinalarabic'] = 0xFEEA; + t['hehhamzaabovefinalarabic'] = 0xFBA5; + t['hehhamzaaboveisolatedarabic'] = 0xFBA4; + t['hehinitialaltonearabic'] = 0xFBA8; + t['hehinitialarabic'] = 0xFEEB; + t['hehiragana'] = 0x3078; + t['hehmedialaltonearabic'] = 0xFBA9; + t['hehmedialarabic'] = 0xFEEC; + t['heiseierasquare'] = 0x337B; + t['hekatakana'] = 0x30D8; + t['hekatakanahalfwidth'] = 0xFF8D; + t['hekutaarusquare'] = 0x3336; + t['henghook'] = 0x0267; + t['herutusquare'] = 0x3339; + t['het'] = 0x05D7; + t['hethebrew'] = 0x05D7; + t['hhook'] = 0x0266; + t['hhooksuperior'] = 0x02B1; + t['hieuhacirclekorean'] = 0x327B; + t['hieuhaparenkorean'] = 0x321B; + t['hieuhcirclekorean'] = 0x326D; + t['hieuhkorean'] = 0x314E; + t['hieuhparenkorean'] = 0x320D; + t['hihiragana'] = 0x3072; + t['hikatakana'] = 0x30D2; + t['hikatakanahalfwidth'] = 0xFF8B; + t['hiriq'] = 0x05B4; + t['hiriq14'] = 0x05B4; + t['hiriq21'] = 0x05B4; + t['hiriq2d'] = 0x05B4; + t['hiriqhebrew'] = 0x05B4; + t['hiriqnarrowhebrew'] = 0x05B4; + t['hiriqquarterhebrew'] = 0x05B4; + t['hiriqwidehebrew'] = 0x05B4; + t['hlinebelow'] = 0x1E96; + t['hmonospace'] = 0xFF48; + t['hoarmenian'] = 0x0570; + t['hohipthai'] = 0x0E2B; + t['hohiragana'] = 0x307B; + t['hokatakana'] = 0x30DB; + t['hokatakanahalfwidth'] = 0xFF8E; + t['holam'] = 0x05B9; + t['holam19'] = 0x05B9; + t['holam26'] = 0x05B9; + t['holam32'] = 0x05B9; + t['holamhebrew'] = 0x05B9; + t['holamnarrowhebrew'] = 0x05B9; + t['holamquarterhebrew'] = 0x05B9; + t['holamwidehebrew'] = 0x05B9; + t['honokhukthai'] = 0x0E2E; + t['hookabovecomb'] = 0x0309; + t['hookcmb'] = 0x0309; + t['hookpalatalizedbelowcmb'] = 0x0321; + t['hookretroflexbelowcmb'] = 0x0322; + t['hoonsquare'] = 0x3342; + t['horicoptic'] = 0x03E9; + t['horizontalbar'] = 0x2015; + t['horncmb'] = 0x031B; + t['hotsprings'] = 0x2668; + t['house'] = 0x2302; + t['hparen'] = 0x24A3; + t['hsuperior'] = 0x02B0; + t['hturned'] = 0x0265; + t['huhiragana'] = 0x3075; + t['huiitosquare'] = 0x3333; + t['hukatakana'] = 0x30D5; + t['hukatakanahalfwidth'] = 0xFF8C; + t['hungarumlaut'] = 0x02DD; + t['hungarumlautcmb'] = 0x030B; + t['hv'] = 0x0195; + t['hyphen'] = 0x002D; + t['hypheninferior'] = 0xF6E5; + t['hyphenmonospace'] = 0xFF0D; + t['hyphensmall'] = 0xFE63; + t['hyphensuperior'] = 0xF6E6; + t['hyphentwo'] = 0x2010; + t['i'] = 0x0069; + t['iacute'] = 0x00ED; + t['iacyrillic'] = 0x044F; + t['ibengali'] = 0x0987; + t['ibopomofo'] = 0x3127; + t['ibreve'] = 0x012D; + t['icaron'] = 0x01D0; + t['icircle'] = 0x24D8; + t['icircumflex'] = 0x00EE; + t['icyrillic'] = 0x0456; + t['idblgrave'] = 0x0209; + t['ideographearthcircle'] = 0x328F; + t['ideographfirecircle'] = 0x328B; + t['ideographicallianceparen'] = 0x323F; + t['ideographiccallparen'] = 0x323A; + t['ideographiccentrecircle'] = 0x32A5; + t['ideographicclose'] = 0x3006; + t['ideographiccomma'] = 0x3001; + t['ideographiccommaleft'] = 0xFF64; + t['ideographiccongratulationparen'] = 0x3237; + t['ideographiccorrectcircle'] = 0x32A3; + t['ideographicearthparen'] = 0x322F; + t['ideographicenterpriseparen'] = 0x323D; + t['ideographicexcellentcircle'] = 0x329D; + t['ideographicfestivalparen'] = 0x3240; + t['ideographicfinancialcircle'] = 0x3296; + t['ideographicfinancialparen'] = 0x3236; + t['ideographicfireparen'] = 0x322B; + t['ideographichaveparen'] = 0x3232; + t['ideographichighcircle'] = 0x32A4; + t['ideographiciterationmark'] = 0x3005; + t['ideographiclaborcircle'] = 0x3298; + t['ideographiclaborparen'] = 0x3238; + t['ideographicleftcircle'] = 0x32A7; + t['ideographiclowcircle'] = 0x32A6; + t['ideographicmedicinecircle'] = 0x32A9; + t['ideographicmetalparen'] = 0x322E; + t['ideographicmoonparen'] = 0x322A; + t['ideographicnameparen'] = 0x3234; + t['ideographicperiod'] = 0x3002; + t['ideographicprintcircle'] = 0x329E; + t['ideographicreachparen'] = 0x3243; + t['ideographicrepresentparen'] = 0x3239; + t['ideographicresourceparen'] = 0x323E; + t['ideographicrightcircle'] = 0x32A8; + t['ideographicsecretcircle'] = 0x3299; + t['ideographicselfparen'] = 0x3242; + t['ideographicsocietyparen'] = 0x3233; + t['ideographicspace'] = 0x3000; + t['ideographicspecialparen'] = 0x3235; + t['ideographicstockparen'] = 0x3231; + t['ideographicstudyparen'] = 0x323B; + t['ideographicsunparen'] = 0x3230; + t['ideographicsuperviseparen'] = 0x323C; + t['ideographicwaterparen'] = 0x322C; + t['ideographicwoodparen'] = 0x322D; + t['ideographiczero'] = 0x3007; + t['ideographmetalcircle'] = 0x328E; + t['ideographmooncircle'] = 0x328A; + t['ideographnamecircle'] = 0x3294; + t['ideographsuncircle'] = 0x3290; + t['ideographwatercircle'] = 0x328C; + t['ideographwoodcircle'] = 0x328D; + t['ideva'] = 0x0907; + t['idieresis'] = 0x00EF; + t['idieresisacute'] = 0x1E2F; + t['idieresiscyrillic'] = 0x04E5; + t['idotbelow'] = 0x1ECB; + t['iebrevecyrillic'] = 0x04D7; + t['iecyrillic'] = 0x0435; + t['ieungacirclekorean'] = 0x3275; + t['ieungaparenkorean'] = 0x3215; + t['ieungcirclekorean'] = 0x3267; + t['ieungkorean'] = 0x3147; + t['ieungparenkorean'] = 0x3207; + t['igrave'] = 0x00EC; + t['igujarati'] = 0x0A87; + t['igurmukhi'] = 0x0A07; + t['ihiragana'] = 0x3044; + t['ihookabove'] = 0x1EC9; + t['iibengali'] = 0x0988; + t['iicyrillic'] = 0x0438; + t['iideva'] = 0x0908; + t['iigujarati'] = 0x0A88; + t['iigurmukhi'] = 0x0A08; + t['iimatragurmukhi'] = 0x0A40; + t['iinvertedbreve'] = 0x020B; + t['iishortcyrillic'] = 0x0439; + t['iivowelsignbengali'] = 0x09C0; + t['iivowelsigndeva'] = 0x0940; + t['iivowelsigngujarati'] = 0x0AC0; + t['ij'] = 0x0133; + t['ikatakana'] = 0x30A4; + t['ikatakanahalfwidth'] = 0xFF72; + t['ikorean'] = 0x3163; + t['ilde'] = 0x02DC; + t['iluyhebrew'] = 0x05AC; + t['imacron'] = 0x012B; + t['imacroncyrillic'] = 0x04E3; + t['imageorapproximatelyequal'] = 0x2253; + t['imatragurmukhi'] = 0x0A3F; + t['imonospace'] = 0xFF49; + t['increment'] = 0x2206; + t['infinity'] = 0x221E; + t['iniarmenian'] = 0x056B; + t['integral'] = 0x222B; + t['integralbottom'] = 0x2321; + t['integralbt'] = 0x2321; + t['integralex'] = 0xF8F5; + t['integraltop'] = 0x2320; + t['integraltp'] = 0x2320; + t['intersection'] = 0x2229; + t['intisquare'] = 0x3305; + t['invbullet'] = 0x25D8; + t['invcircle'] = 0x25D9; + t['invsmileface'] = 0x263B; + t['iocyrillic'] = 0x0451; + t['iogonek'] = 0x012F; + t['iota'] = 0x03B9; + t['iotadieresis'] = 0x03CA; + t['iotadieresistonos'] = 0x0390; + t['iotalatin'] = 0x0269; + t['iotatonos'] = 0x03AF; + t['iparen'] = 0x24A4; + t['irigurmukhi'] = 0x0A72; + t['ismallhiragana'] = 0x3043; + t['ismallkatakana'] = 0x30A3; + t['ismallkatakanahalfwidth'] = 0xFF68; + t['issharbengali'] = 0x09FA; + t['istroke'] = 0x0268; + t['isuperior'] = 0xF6ED; + t['iterationhiragana'] = 0x309D; + t['iterationkatakana'] = 0x30FD; + t['itilde'] = 0x0129; + t['itildebelow'] = 0x1E2D; + t['iubopomofo'] = 0x3129; + t['iucyrillic'] = 0x044E; + t['ivowelsignbengali'] = 0x09BF; + t['ivowelsigndeva'] = 0x093F; + t['ivowelsigngujarati'] = 0x0ABF; + t['izhitsacyrillic'] = 0x0475; + t['izhitsadblgravecyrillic'] = 0x0477; + t['j'] = 0x006A; + t['jaarmenian'] = 0x0571; + t['jabengali'] = 0x099C; + t['jadeva'] = 0x091C; + t['jagujarati'] = 0x0A9C; + t['jagurmukhi'] = 0x0A1C; + t['jbopomofo'] = 0x3110; + t['jcaron'] = 0x01F0; + t['jcircle'] = 0x24D9; + t['jcircumflex'] = 0x0135; + t['jcrossedtail'] = 0x029D; + t['jdotlessstroke'] = 0x025F; + t['jecyrillic'] = 0x0458; + t['jeemarabic'] = 0x062C; + t['jeemfinalarabic'] = 0xFE9E; + t['jeeminitialarabic'] = 0xFE9F; + t['jeemmedialarabic'] = 0xFEA0; + t['jeharabic'] = 0x0698; + t['jehfinalarabic'] = 0xFB8B; + t['jhabengali'] = 0x099D; + t['jhadeva'] = 0x091D; + t['jhagujarati'] = 0x0A9D; + t['jhagurmukhi'] = 0x0A1D; + t['jheharmenian'] = 0x057B; + t['jis'] = 0x3004; + t['jmonospace'] = 0xFF4A; + t['jparen'] = 0x24A5; + t['jsuperior'] = 0x02B2; + t['k'] = 0x006B; + t['kabashkircyrillic'] = 0x04A1; + t['kabengali'] = 0x0995; + t['kacute'] = 0x1E31; + t['kacyrillic'] = 0x043A; + t['kadescendercyrillic'] = 0x049B; + t['kadeva'] = 0x0915; + t['kaf'] = 0x05DB; + t['kafarabic'] = 0x0643; + t['kafdagesh'] = 0xFB3B; + t['kafdageshhebrew'] = 0xFB3B; + t['kaffinalarabic'] = 0xFEDA; + t['kafhebrew'] = 0x05DB; + t['kafinitialarabic'] = 0xFEDB; + t['kafmedialarabic'] = 0xFEDC; + t['kafrafehebrew'] = 0xFB4D; + t['kagujarati'] = 0x0A95; + t['kagurmukhi'] = 0x0A15; + t['kahiragana'] = 0x304B; + t['kahookcyrillic'] = 0x04C4; + t['kakatakana'] = 0x30AB; + t['kakatakanahalfwidth'] = 0xFF76; + t['kappa'] = 0x03BA; + t['kappasymbolgreek'] = 0x03F0; + t['kapyeounmieumkorean'] = 0x3171; + t['kapyeounphieuphkorean'] = 0x3184; + t['kapyeounpieupkorean'] = 0x3178; + t['kapyeounssangpieupkorean'] = 0x3179; + t['karoriisquare'] = 0x330D; + t['kashidaautoarabic'] = 0x0640; + t['kashidaautonosidebearingarabic'] = 0x0640; + t['kasmallkatakana'] = 0x30F5; + t['kasquare'] = 0x3384; + t['kasraarabic'] = 0x0650; + t['kasratanarabic'] = 0x064D; + t['kastrokecyrillic'] = 0x049F; + t['katahiraprolongmarkhalfwidth'] = 0xFF70; + t['kaverticalstrokecyrillic'] = 0x049D; + t['kbopomofo'] = 0x310E; + t['kcalsquare'] = 0x3389; + t['kcaron'] = 0x01E9; + t['kcedilla'] = 0x0137; + t['kcircle'] = 0x24DA; + t['kcommaaccent'] = 0x0137; + t['kdotbelow'] = 0x1E33; + t['keharmenian'] = 0x0584; + t['kehiragana'] = 0x3051; + t['kekatakana'] = 0x30B1; + t['kekatakanahalfwidth'] = 0xFF79; + t['kenarmenian'] = 0x056F; + t['kesmallkatakana'] = 0x30F6; + t['kgreenlandic'] = 0x0138; + t['khabengali'] = 0x0996; + t['khacyrillic'] = 0x0445; + t['khadeva'] = 0x0916; + t['khagujarati'] = 0x0A96; + t['khagurmukhi'] = 0x0A16; + t['khaharabic'] = 0x062E; + t['khahfinalarabic'] = 0xFEA6; + t['khahinitialarabic'] = 0xFEA7; + t['khahmedialarabic'] = 0xFEA8; + t['kheicoptic'] = 0x03E7; + t['khhadeva'] = 0x0959; + t['khhagurmukhi'] = 0x0A59; + t['khieukhacirclekorean'] = 0x3278; + t['khieukhaparenkorean'] = 0x3218; + t['khieukhcirclekorean'] = 0x326A; + t['khieukhkorean'] = 0x314B; + t['khieukhparenkorean'] = 0x320A; + t['khokhaithai'] = 0x0E02; + t['khokhonthai'] = 0x0E05; + t['khokhuatthai'] = 0x0E03; + t['khokhwaithai'] = 0x0E04; + t['khomutthai'] = 0x0E5B; + t['khook'] = 0x0199; + t['khorakhangthai'] = 0x0E06; + t['khzsquare'] = 0x3391; + t['kihiragana'] = 0x304D; + t['kikatakana'] = 0x30AD; + t['kikatakanahalfwidth'] = 0xFF77; + t['kiroguramusquare'] = 0x3315; + t['kiromeetorusquare'] = 0x3316; + t['kirosquare'] = 0x3314; + t['kiyeokacirclekorean'] = 0x326E; + t['kiyeokaparenkorean'] = 0x320E; + t['kiyeokcirclekorean'] = 0x3260; + t['kiyeokkorean'] = 0x3131; + t['kiyeokparenkorean'] = 0x3200; + t['kiyeoksioskorean'] = 0x3133; + t['kjecyrillic'] = 0x045C; + t['klinebelow'] = 0x1E35; + t['klsquare'] = 0x3398; + t['kmcubedsquare'] = 0x33A6; + t['kmonospace'] = 0xFF4B; + t['kmsquaredsquare'] = 0x33A2; + t['kohiragana'] = 0x3053; + t['kohmsquare'] = 0x33C0; + t['kokaithai'] = 0x0E01; + t['kokatakana'] = 0x30B3; + t['kokatakanahalfwidth'] = 0xFF7A; + t['kooposquare'] = 0x331E; + t['koppacyrillic'] = 0x0481; + t['koreanstandardsymbol'] = 0x327F; + t['koroniscmb'] = 0x0343; + t['kparen'] = 0x24A6; + t['kpasquare'] = 0x33AA; + t['ksicyrillic'] = 0x046F; + t['ktsquare'] = 0x33CF; + t['kturned'] = 0x029E; + t['kuhiragana'] = 0x304F; + t['kukatakana'] = 0x30AF; + t['kukatakanahalfwidth'] = 0xFF78; + t['kvsquare'] = 0x33B8; + t['kwsquare'] = 0x33BE; + t['l'] = 0x006C; + t['labengali'] = 0x09B2; + t['lacute'] = 0x013A; + t['ladeva'] = 0x0932; + t['lagujarati'] = 0x0AB2; + t['lagurmukhi'] = 0x0A32; + t['lakkhangyaothai'] = 0x0E45; + t['lamaleffinalarabic'] = 0xFEFC; + t['lamalefhamzaabovefinalarabic'] = 0xFEF8; + t['lamalefhamzaaboveisolatedarabic'] = 0xFEF7; + t['lamalefhamzabelowfinalarabic'] = 0xFEFA; + t['lamalefhamzabelowisolatedarabic'] = 0xFEF9; + t['lamalefisolatedarabic'] = 0xFEFB; + t['lamalefmaddaabovefinalarabic'] = 0xFEF6; + t['lamalefmaddaaboveisolatedarabic'] = 0xFEF5; + t['lamarabic'] = 0x0644; + t['lambda'] = 0x03BB; + t['lambdastroke'] = 0x019B; + t['lamed'] = 0x05DC; + t['lameddagesh'] = 0xFB3C; + t['lameddageshhebrew'] = 0xFB3C; + t['lamedhebrew'] = 0x05DC; + t['lamfinalarabic'] = 0xFEDE; + t['lamhahinitialarabic'] = 0xFCCA; + t['laminitialarabic'] = 0xFEDF; + t['lamjeeminitialarabic'] = 0xFCC9; + t['lamkhahinitialarabic'] = 0xFCCB; + t['lamlamhehisolatedarabic'] = 0xFDF2; + t['lammedialarabic'] = 0xFEE0; + t['lammeemhahinitialarabic'] = 0xFD88; + t['lammeeminitialarabic'] = 0xFCCC; + t['largecircle'] = 0x25EF; + t['lbar'] = 0x019A; + t['lbelt'] = 0x026C; + t['lbopomofo'] = 0x310C; + t['lcaron'] = 0x013E; + t['lcedilla'] = 0x013C; + t['lcircle'] = 0x24DB; + t['lcircumflexbelow'] = 0x1E3D; + t['lcommaaccent'] = 0x013C; + t['ldot'] = 0x0140; + t['ldotaccent'] = 0x0140; + t['ldotbelow'] = 0x1E37; + t['ldotbelowmacron'] = 0x1E39; + t['leftangleabovecmb'] = 0x031A; + t['lefttackbelowcmb'] = 0x0318; + t['less'] = 0x003C; + t['lessequal'] = 0x2264; + t['lessequalorgreater'] = 0x22DA; + t['lessmonospace'] = 0xFF1C; + t['lessorequivalent'] = 0x2272; + t['lessorgreater'] = 0x2276; + t['lessoverequal'] = 0x2266; + t['lesssmall'] = 0xFE64; + t['lezh'] = 0x026E; + t['lfblock'] = 0x258C; + t['lhookretroflex'] = 0x026D; + t['lira'] = 0x20A4; + t['liwnarmenian'] = 0x056C; + t['lj'] = 0x01C9; + t['ljecyrillic'] = 0x0459; + t['ll'] = 0xF6C0; + t['lladeva'] = 0x0933; + t['llagujarati'] = 0x0AB3; + t['llinebelow'] = 0x1E3B; + t['llladeva'] = 0x0934; + t['llvocalicbengali'] = 0x09E1; + t['llvocalicdeva'] = 0x0961; + t['llvocalicvowelsignbengali'] = 0x09E3; + t['llvocalicvowelsigndeva'] = 0x0963; + t['lmiddletilde'] = 0x026B; + t['lmonospace'] = 0xFF4C; + t['lmsquare'] = 0x33D0; + t['lochulathai'] = 0x0E2C; + t['logicaland'] = 0x2227; + t['logicalnot'] = 0x00AC; + t['logicalnotreversed'] = 0x2310; + t['logicalor'] = 0x2228; + t['lolingthai'] = 0x0E25; + t['longs'] = 0x017F; + t['lowlinecenterline'] = 0xFE4E; + t['lowlinecmb'] = 0x0332; + t['lowlinedashed'] = 0xFE4D; + t['lozenge'] = 0x25CA; + t['lparen'] = 0x24A7; + t['lslash'] = 0x0142; + t['lsquare'] = 0x2113; + t['lsuperior'] = 0xF6EE; + t['ltshade'] = 0x2591; + t['luthai'] = 0x0E26; + t['lvocalicbengali'] = 0x098C; + t['lvocalicdeva'] = 0x090C; + t['lvocalicvowelsignbengali'] = 0x09E2; + t['lvocalicvowelsigndeva'] = 0x0962; + t['lxsquare'] = 0x33D3; + t['m'] = 0x006D; + t['mabengali'] = 0x09AE; + t['macron'] = 0x00AF; + t['macronbelowcmb'] = 0x0331; + t['macroncmb'] = 0x0304; + t['macronlowmod'] = 0x02CD; + t['macronmonospace'] = 0xFFE3; + t['macute'] = 0x1E3F; + t['madeva'] = 0x092E; + t['magujarati'] = 0x0AAE; + t['magurmukhi'] = 0x0A2E; + t['mahapakhhebrew'] = 0x05A4; + t['mahapakhlefthebrew'] = 0x05A4; + t['mahiragana'] = 0x307E; + t['maichattawalowleftthai'] = 0xF895; + t['maichattawalowrightthai'] = 0xF894; + t['maichattawathai'] = 0x0E4B; + t['maichattawaupperleftthai'] = 0xF893; + t['maieklowleftthai'] = 0xF88C; + t['maieklowrightthai'] = 0xF88B; + t['maiekthai'] = 0x0E48; + t['maiekupperleftthai'] = 0xF88A; + t['maihanakatleftthai'] = 0xF884; + t['maihanakatthai'] = 0x0E31; + t['maitaikhuleftthai'] = 0xF889; + t['maitaikhuthai'] = 0x0E47; + t['maitholowleftthai'] = 0xF88F; + t['maitholowrightthai'] = 0xF88E; + t['maithothai'] = 0x0E49; + t['maithoupperleftthai'] = 0xF88D; + t['maitrilowleftthai'] = 0xF892; + t['maitrilowrightthai'] = 0xF891; + t['maitrithai'] = 0x0E4A; + t['maitriupperleftthai'] = 0xF890; + t['maiyamokthai'] = 0x0E46; + t['makatakana'] = 0x30DE; + t['makatakanahalfwidth'] = 0xFF8F; + t['male'] = 0x2642; + t['mansyonsquare'] = 0x3347; + t['maqafhebrew'] = 0x05BE; + t['mars'] = 0x2642; + t['masoracirclehebrew'] = 0x05AF; + t['masquare'] = 0x3383; + t['mbopomofo'] = 0x3107; + t['mbsquare'] = 0x33D4; + t['mcircle'] = 0x24DC; + t['mcubedsquare'] = 0x33A5; + t['mdotaccent'] = 0x1E41; + t['mdotbelow'] = 0x1E43; + t['meemarabic'] = 0x0645; + t['meemfinalarabic'] = 0xFEE2; + t['meeminitialarabic'] = 0xFEE3; + t['meemmedialarabic'] = 0xFEE4; + t['meemmeeminitialarabic'] = 0xFCD1; + t['meemmeemisolatedarabic'] = 0xFC48; + t['meetorusquare'] = 0x334D; + t['mehiragana'] = 0x3081; + t['meizierasquare'] = 0x337E; + t['mekatakana'] = 0x30E1; + t['mekatakanahalfwidth'] = 0xFF92; + t['mem'] = 0x05DE; + t['memdagesh'] = 0xFB3E; + t['memdageshhebrew'] = 0xFB3E; + t['memhebrew'] = 0x05DE; + t['menarmenian'] = 0x0574; + t['merkhahebrew'] = 0x05A5; + t['merkhakefulahebrew'] = 0x05A6; + t['merkhakefulalefthebrew'] = 0x05A6; + t['merkhalefthebrew'] = 0x05A5; + t['mhook'] = 0x0271; + t['mhzsquare'] = 0x3392; + t['middledotkatakanahalfwidth'] = 0xFF65; + t['middot'] = 0x00B7; + t['mieumacirclekorean'] = 0x3272; + t['mieumaparenkorean'] = 0x3212; + t['mieumcirclekorean'] = 0x3264; + t['mieumkorean'] = 0x3141; + t['mieumpansioskorean'] = 0x3170; + t['mieumparenkorean'] = 0x3204; + t['mieumpieupkorean'] = 0x316E; + t['mieumsioskorean'] = 0x316F; + t['mihiragana'] = 0x307F; + t['mikatakana'] = 0x30DF; + t['mikatakanahalfwidth'] = 0xFF90; + t['minus'] = 0x2212; + t['minusbelowcmb'] = 0x0320; + t['minuscircle'] = 0x2296; + t['minusmod'] = 0x02D7; + t['minusplus'] = 0x2213; + t['minute'] = 0x2032; + t['miribaarusquare'] = 0x334A; + t['mirisquare'] = 0x3349; + t['mlonglegturned'] = 0x0270; + t['mlsquare'] = 0x3396; + t['mmcubedsquare'] = 0x33A3; + t['mmonospace'] = 0xFF4D; + t['mmsquaredsquare'] = 0x339F; + t['mohiragana'] = 0x3082; + t['mohmsquare'] = 0x33C1; + t['mokatakana'] = 0x30E2; + t['mokatakanahalfwidth'] = 0xFF93; + t['molsquare'] = 0x33D6; + t['momathai'] = 0x0E21; + t['moverssquare'] = 0x33A7; + t['moverssquaredsquare'] = 0x33A8; + t['mparen'] = 0x24A8; + t['mpasquare'] = 0x33AB; + t['mssquare'] = 0x33B3; + t['msuperior'] = 0xF6EF; + t['mturned'] = 0x026F; + t['mu'] = 0x00B5; + t['mu1'] = 0x00B5; + t['muasquare'] = 0x3382; + t['muchgreater'] = 0x226B; + t['muchless'] = 0x226A; + t['mufsquare'] = 0x338C; + t['mugreek'] = 0x03BC; + t['mugsquare'] = 0x338D; + t['muhiragana'] = 0x3080; + t['mukatakana'] = 0x30E0; + t['mukatakanahalfwidth'] = 0xFF91; + t['mulsquare'] = 0x3395; + t['multiply'] = 0x00D7; + t['mumsquare'] = 0x339B; + t['munahhebrew'] = 0x05A3; + t['munahlefthebrew'] = 0x05A3; + t['musicalnote'] = 0x266A; + t['musicalnotedbl'] = 0x266B; + t['musicflatsign'] = 0x266D; + t['musicsharpsign'] = 0x266F; + t['mussquare'] = 0x33B2; + t['muvsquare'] = 0x33B6; + t['muwsquare'] = 0x33BC; + t['mvmegasquare'] = 0x33B9; + t['mvsquare'] = 0x33B7; + t['mwmegasquare'] = 0x33BF; + t['mwsquare'] = 0x33BD; + t['n'] = 0x006E; + t['nabengali'] = 0x09A8; + t['nabla'] = 0x2207; + t['nacute'] = 0x0144; + t['nadeva'] = 0x0928; + t['nagujarati'] = 0x0AA8; + t['nagurmukhi'] = 0x0A28; + t['nahiragana'] = 0x306A; + t['nakatakana'] = 0x30CA; + t['nakatakanahalfwidth'] = 0xFF85; + t['napostrophe'] = 0x0149; + t['nasquare'] = 0x3381; + t['nbopomofo'] = 0x310B; + t['nbspace'] = 0x00A0; + t['ncaron'] = 0x0148; + t['ncedilla'] = 0x0146; + t['ncircle'] = 0x24DD; + t['ncircumflexbelow'] = 0x1E4B; + t['ncommaaccent'] = 0x0146; + t['ndotaccent'] = 0x1E45; + t['ndotbelow'] = 0x1E47; + t['nehiragana'] = 0x306D; + t['nekatakana'] = 0x30CD; + t['nekatakanahalfwidth'] = 0xFF88; + t['newsheqelsign'] = 0x20AA; + t['nfsquare'] = 0x338B; + t['ngabengali'] = 0x0999; + t['ngadeva'] = 0x0919; + t['ngagujarati'] = 0x0A99; + t['ngagurmukhi'] = 0x0A19; + t['ngonguthai'] = 0x0E07; + t['nhiragana'] = 0x3093; + t['nhookleft'] = 0x0272; + t['nhookretroflex'] = 0x0273; + t['nieunacirclekorean'] = 0x326F; + t['nieunaparenkorean'] = 0x320F; + t['nieuncieuckorean'] = 0x3135; + t['nieuncirclekorean'] = 0x3261; + t['nieunhieuhkorean'] = 0x3136; + t['nieunkorean'] = 0x3134; + t['nieunpansioskorean'] = 0x3168; + t['nieunparenkorean'] = 0x3201; + t['nieunsioskorean'] = 0x3167; + t['nieuntikeutkorean'] = 0x3166; + t['nihiragana'] = 0x306B; + t['nikatakana'] = 0x30CB; + t['nikatakanahalfwidth'] = 0xFF86; + t['nikhahitleftthai'] = 0xF899; + t['nikhahitthai'] = 0x0E4D; + t['nine'] = 0x0039; + t['ninearabic'] = 0x0669; + t['ninebengali'] = 0x09EF; + t['ninecircle'] = 0x2468; + t['ninecircleinversesansserif'] = 0x2792; + t['ninedeva'] = 0x096F; + t['ninegujarati'] = 0x0AEF; + t['ninegurmukhi'] = 0x0A6F; + t['ninehackarabic'] = 0x0669; + t['ninehangzhou'] = 0x3029; + t['nineideographicparen'] = 0x3228; + t['nineinferior'] = 0x2089; + t['ninemonospace'] = 0xFF19; + t['nineoldstyle'] = 0xF739; + t['nineparen'] = 0x247C; + t['nineperiod'] = 0x2490; + t['ninepersian'] = 0x06F9; + t['nineroman'] = 0x2178; + t['ninesuperior'] = 0x2079; + t['nineteencircle'] = 0x2472; + t['nineteenparen'] = 0x2486; + t['nineteenperiod'] = 0x249A; + t['ninethai'] = 0x0E59; + t['nj'] = 0x01CC; + t['njecyrillic'] = 0x045A; + t['nkatakana'] = 0x30F3; + t['nkatakanahalfwidth'] = 0xFF9D; + t['nlegrightlong'] = 0x019E; + t['nlinebelow'] = 0x1E49; + t['nmonospace'] = 0xFF4E; + t['nmsquare'] = 0x339A; + t['nnabengali'] = 0x09A3; + t['nnadeva'] = 0x0923; + t['nnagujarati'] = 0x0AA3; + t['nnagurmukhi'] = 0x0A23; + t['nnnadeva'] = 0x0929; + t['nohiragana'] = 0x306E; + t['nokatakana'] = 0x30CE; + t['nokatakanahalfwidth'] = 0xFF89; + t['nonbreakingspace'] = 0x00A0; + t['nonenthai'] = 0x0E13; + t['nonuthai'] = 0x0E19; + t['noonarabic'] = 0x0646; + t['noonfinalarabic'] = 0xFEE6; + t['noonghunnaarabic'] = 0x06BA; + t['noonghunnafinalarabic'] = 0xFB9F; + t['nooninitialarabic'] = 0xFEE7; + t['noonjeeminitialarabic'] = 0xFCD2; + t['noonjeemisolatedarabic'] = 0xFC4B; + t['noonmedialarabic'] = 0xFEE8; + t['noonmeeminitialarabic'] = 0xFCD5; + t['noonmeemisolatedarabic'] = 0xFC4E; + t['noonnoonfinalarabic'] = 0xFC8D; + t['notcontains'] = 0x220C; + t['notelement'] = 0x2209; + t['notelementof'] = 0x2209; + t['notequal'] = 0x2260; + t['notgreater'] = 0x226F; + t['notgreaternorequal'] = 0x2271; + t['notgreaternorless'] = 0x2279; + t['notidentical'] = 0x2262; + t['notless'] = 0x226E; + t['notlessnorequal'] = 0x2270; + t['notparallel'] = 0x2226; + t['notprecedes'] = 0x2280; + t['notsubset'] = 0x2284; + t['notsucceeds'] = 0x2281; + t['notsuperset'] = 0x2285; + t['nowarmenian'] = 0x0576; + t['nparen'] = 0x24A9; + t['nssquare'] = 0x33B1; + t['nsuperior'] = 0x207F; + t['ntilde'] = 0x00F1; + t['nu'] = 0x03BD; + t['nuhiragana'] = 0x306C; + t['nukatakana'] = 0x30CC; + t['nukatakanahalfwidth'] = 0xFF87; + t['nuktabengali'] = 0x09BC; + t['nuktadeva'] = 0x093C; + t['nuktagujarati'] = 0x0ABC; + t['nuktagurmukhi'] = 0x0A3C; + t['numbersign'] = 0x0023; + t['numbersignmonospace'] = 0xFF03; + t['numbersignsmall'] = 0xFE5F; + t['numeralsigngreek'] = 0x0374; + t['numeralsignlowergreek'] = 0x0375; + t['numero'] = 0x2116; + t['nun'] = 0x05E0; + t['nundagesh'] = 0xFB40; + t['nundageshhebrew'] = 0xFB40; + t['nunhebrew'] = 0x05E0; + t['nvsquare'] = 0x33B5; + t['nwsquare'] = 0x33BB; + t['nyabengali'] = 0x099E; + t['nyadeva'] = 0x091E; + t['nyagujarati'] = 0x0A9E; + t['nyagurmukhi'] = 0x0A1E; + t['o'] = 0x006F; + t['oacute'] = 0x00F3; + t['oangthai'] = 0x0E2D; + t['obarred'] = 0x0275; + t['obarredcyrillic'] = 0x04E9; + t['obarreddieresiscyrillic'] = 0x04EB; + t['obengali'] = 0x0993; + t['obopomofo'] = 0x311B; + t['obreve'] = 0x014F; + t['ocandradeva'] = 0x0911; + t['ocandragujarati'] = 0x0A91; + t['ocandravowelsigndeva'] = 0x0949; + t['ocandravowelsigngujarati'] = 0x0AC9; + t['ocaron'] = 0x01D2; + t['ocircle'] = 0x24DE; + t['ocircumflex'] = 0x00F4; + t['ocircumflexacute'] = 0x1ED1; + t['ocircumflexdotbelow'] = 0x1ED9; + t['ocircumflexgrave'] = 0x1ED3; + t['ocircumflexhookabove'] = 0x1ED5; + t['ocircumflextilde'] = 0x1ED7; + t['ocyrillic'] = 0x043E; + t['odblacute'] = 0x0151; + t['odblgrave'] = 0x020D; + t['odeva'] = 0x0913; + t['odieresis'] = 0x00F6; + t['odieresiscyrillic'] = 0x04E7; + t['odotbelow'] = 0x1ECD; + t['oe'] = 0x0153; + t['oekorean'] = 0x315A; + t['ogonek'] = 0x02DB; + t['ogonekcmb'] = 0x0328; + t['ograve'] = 0x00F2; + t['ogujarati'] = 0x0A93; + t['oharmenian'] = 0x0585; + t['ohiragana'] = 0x304A; + t['ohookabove'] = 0x1ECF; + t['ohorn'] = 0x01A1; + t['ohornacute'] = 0x1EDB; + t['ohorndotbelow'] = 0x1EE3; + t['ohorngrave'] = 0x1EDD; + t['ohornhookabove'] = 0x1EDF; + t['ohorntilde'] = 0x1EE1; + t['ohungarumlaut'] = 0x0151; + t['oi'] = 0x01A3; + t['oinvertedbreve'] = 0x020F; + t['okatakana'] = 0x30AA; + t['okatakanahalfwidth'] = 0xFF75; + t['okorean'] = 0x3157; + t['olehebrew'] = 0x05AB; + t['omacron'] = 0x014D; + t['omacronacute'] = 0x1E53; + t['omacrongrave'] = 0x1E51; + t['omdeva'] = 0x0950; + t['omega'] = 0x03C9; + t['omega1'] = 0x03D6; + t['omegacyrillic'] = 0x0461; + t['omegalatinclosed'] = 0x0277; + t['omegaroundcyrillic'] = 0x047B; + t['omegatitlocyrillic'] = 0x047D; + t['omegatonos'] = 0x03CE; + t['omgujarati'] = 0x0AD0; + t['omicron'] = 0x03BF; + t['omicrontonos'] = 0x03CC; + t['omonospace'] = 0xFF4F; + t['one'] = 0x0031; + t['onearabic'] = 0x0661; + t['onebengali'] = 0x09E7; + t['onecircle'] = 0x2460; + t['onecircleinversesansserif'] = 0x278A; + t['onedeva'] = 0x0967; + t['onedotenleader'] = 0x2024; + t['oneeighth'] = 0x215B; + t['onefitted'] = 0xF6DC; + t['onegujarati'] = 0x0AE7; + t['onegurmukhi'] = 0x0A67; + t['onehackarabic'] = 0x0661; + t['onehalf'] = 0x00BD; + t['onehangzhou'] = 0x3021; + t['oneideographicparen'] = 0x3220; + t['oneinferior'] = 0x2081; + t['onemonospace'] = 0xFF11; + t['onenumeratorbengali'] = 0x09F4; + t['oneoldstyle'] = 0xF731; + t['oneparen'] = 0x2474; + t['oneperiod'] = 0x2488; + t['onepersian'] = 0x06F1; + t['onequarter'] = 0x00BC; + t['oneroman'] = 0x2170; + t['onesuperior'] = 0x00B9; + t['onethai'] = 0x0E51; + t['onethird'] = 0x2153; + t['oogonek'] = 0x01EB; + t['oogonekmacron'] = 0x01ED; + t['oogurmukhi'] = 0x0A13; + t['oomatragurmukhi'] = 0x0A4B; + t['oopen'] = 0x0254; + t['oparen'] = 0x24AA; + t['openbullet'] = 0x25E6; + t['option'] = 0x2325; + t['ordfeminine'] = 0x00AA; + t['ordmasculine'] = 0x00BA; + t['orthogonal'] = 0x221F; + t['oshortdeva'] = 0x0912; + t['oshortvowelsigndeva'] = 0x094A; + t['oslash'] = 0x00F8; + t['oslashacute'] = 0x01FF; + t['osmallhiragana'] = 0x3049; + t['osmallkatakana'] = 0x30A9; + t['osmallkatakanahalfwidth'] = 0xFF6B; + t['ostrokeacute'] = 0x01FF; + t['osuperior'] = 0xF6F0; + t['otcyrillic'] = 0x047F; + t['otilde'] = 0x00F5; + t['otildeacute'] = 0x1E4D; + t['otildedieresis'] = 0x1E4F; + t['oubopomofo'] = 0x3121; + t['overline'] = 0x203E; + t['overlinecenterline'] = 0xFE4A; + t['overlinecmb'] = 0x0305; + t['overlinedashed'] = 0xFE49; + t['overlinedblwavy'] = 0xFE4C; + t['overlinewavy'] = 0xFE4B; + t['overscore'] = 0x00AF; + t['ovowelsignbengali'] = 0x09CB; + t['ovowelsigndeva'] = 0x094B; + t['ovowelsigngujarati'] = 0x0ACB; + t['p'] = 0x0070; + t['paampssquare'] = 0x3380; + t['paasentosquare'] = 0x332B; + t['pabengali'] = 0x09AA; + t['pacute'] = 0x1E55; + t['padeva'] = 0x092A; + t['pagedown'] = 0x21DF; + t['pageup'] = 0x21DE; + t['pagujarati'] = 0x0AAA; + t['pagurmukhi'] = 0x0A2A; + t['pahiragana'] = 0x3071; + t['paiyannoithai'] = 0x0E2F; + t['pakatakana'] = 0x30D1; + t['palatalizationcyrilliccmb'] = 0x0484; + t['palochkacyrillic'] = 0x04C0; + t['pansioskorean'] = 0x317F; + t['paragraph'] = 0x00B6; + t['parallel'] = 0x2225; + t['parenleft'] = 0x0028; + t['parenleftaltonearabic'] = 0xFD3E; + t['parenleftbt'] = 0xF8ED; + t['parenleftex'] = 0xF8EC; + t['parenleftinferior'] = 0x208D; + t['parenleftmonospace'] = 0xFF08; + t['parenleftsmall'] = 0xFE59; + t['parenleftsuperior'] = 0x207D; + t['parenlefttp'] = 0xF8EB; + t['parenleftvertical'] = 0xFE35; + t['parenright'] = 0x0029; + t['parenrightaltonearabic'] = 0xFD3F; + t['parenrightbt'] = 0xF8F8; + t['parenrightex'] = 0xF8F7; + t['parenrightinferior'] = 0x208E; + t['parenrightmonospace'] = 0xFF09; + t['parenrightsmall'] = 0xFE5A; + t['parenrightsuperior'] = 0x207E; + t['parenrighttp'] = 0xF8F6; + t['parenrightvertical'] = 0xFE36; + t['partialdiff'] = 0x2202; + t['paseqhebrew'] = 0x05C0; + t['pashtahebrew'] = 0x0599; + t['pasquare'] = 0x33A9; + t['patah'] = 0x05B7; + t['patah11'] = 0x05B7; + t['patah1d'] = 0x05B7; + t['patah2a'] = 0x05B7; + t['patahhebrew'] = 0x05B7; + t['patahnarrowhebrew'] = 0x05B7; + t['patahquarterhebrew'] = 0x05B7; + t['patahwidehebrew'] = 0x05B7; + t['pazerhebrew'] = 0x05A1; + t['pbopomofo'] = 0x3106; + t['pcircle'] = 0x24DF; + t['pdotaccent'] = 0x1E57; + t['pe'] = 0x05E4; + t['pecyrillic'] = 0x043F; + t['pedagesh'] = 0xFB44; + t['pedageshhebrew'] = 0xFB44; + t['peezisquare'] = 0x333B; + t['pefinaldageshhebrew'] = 0xFB43; + t['peharabic'] = 0x067E; + t['peharmenian'] = 0x057A; + t['pehebrew'] = 0x05E4; + t['pehfinalarabic'] = 0xFB57; + t['pehinitialarabic'] = 0xFB58; + t['pehiragana'] = 0x307A; + t['pehmedialarabic'] = 0xFB59; + t['pekatakana'] = 0x30DA; + t['pemiddlehookcyrillic'] = 0x04A7; + t['perafehebrew'] = 0xFB4E; + t['percent'] = 0x0025; + t['percentarabic'] = 0x066A; + t['percentmonospace'] = 0xFF05; + t['percentsmall'] = 0xFE6A; + t['period'] = 0x002E; + t['periodarmenian'] = 0x0589; + t['periodcentered'] = 0x00B7; + t['periodhalfwidth'] = 0xFF61; + t['periodinferior'] = 0xF6E7; + t['periodmonospace'] = 0xFF0E; + t['periodsmall'] = 0xFE52; + t['periodsuperior'] = 0xF6E8; + t['perispomenigreekcmb'] = 0x0342; + t['perpendicular'] = 0x22A5; + t['perthousand'] = 0x2030; + t['peseta'] = 0x20A7; + t['pfsquare'] = 0x338A; + t['phabengali'] = 0x09AB; + t['phadeva'] = 0x092B; + t['phagujarati'] = 0x0AAB; + t['phagurmukhi'] = 0x0A2B; + t['phi'] = 0x03C6; + t['phi1'] = 0x03D5; + t['phieuphacirclekorean'] = 0x327A; + t['phieuphaparenkorean'] = 0x321A; + t['phieuphcirclekorean'] = 0x326C; + t['phieuphkorean'] = 0x314D; + t['phieuphparenkorean'] = 0x320C; + t['philatin'] = 0x0278; + t['phinthuthai'] = 0x0E3A; + t['phisymbolgreek'] = 0x03D5; + t['phook'] = 0x01A5; + t['phophanthai'] = 0x0E1E; + t['phophungthai'] = 0x0E1C; + t['phosamphaothai'] = 0x0E20; + t['pi'] = 0x03C0; + t['pieupacirclekorean'] = 0x3273; + t['pieupaparenkorean'] = 0x3213; + t['pieupcieuckorean'] = 0x3176; + t['pieupcirclekorean'] = 0x3265; + t['pieupkiyeokkorean'] = 0x3172; + t['pieupkorean'] = 0x3142; + t['pieupparenkorean'] = 0x3205; + t['pieupsioskiyeokkorean'] = 0x3174; + t['pieupsioskorean'] = 0x3144; + t['pieupsiostikeutkorean'] = 0x3175; + t['pieupthieuthkorean'] = 0x3177; + t['pieuptikeutkorean'] = 0x3173; + t['pihiragana'] = 0x3074; + t['pikatakana'] = 0x30D4; + t['pisymbolgreek'] = 0x03D6; + t['piwrarmenian'] = 0x0583; + t['plus'] = 0x002B; + t['plusbelowcmb'] = 0x031F; + t['pluscircle'] = 0x2295; + t['plusminus'] = 0x00B1; + t['plusmod'] = 0x02D6; + t['plusmonospace'] = 0xFF0B; + t['plussmall'] = 0xFE62; + t['plussuperior'] = 0x207A; + t['pmonospace'] = 0xFF50; + t['pmsquare'] = 0x33D8; + t['pohiragana'] = 0x307D; + t['pointingindexdownwhite'] = 0x261F; + t['pointingindexleftwhite'] = 0x261C; + t['pointingindexrightwhite'] = 0x261E; + t['pointingindexupwhite'] = 0x261D; + t['pokatakana'] = 0x30DD; + t['poplathai'] = 0x0E1B; + t['postalmark'] = 0x3012; + t['postalmarkface'] = 0x3020; + t['pparen'] = 0x24AB; + t['precedes'] = 0x227A; + t['prescription'] = 0x211E; + t['primemod'] = 0x02B9; + t['primereversed'] = 0x2035; + t['product'] = 0x220F; + t['projective'] = 0x2305; + t['prolongedkana'] = 0x30FC; + t['propellor'] = 0x2318; + t['propersubset'] = 0x2282; + t['propersuperset'] = 0x2283; + t['proportion'] = 0x2237; + t['proportional'] = 0x221D; + t['psi'] = 0x03C8; + t['psicyrillic'] = 0x0471; + t['psilipneumatacyrilliccmb'] = 0x0486; + t['pssquare'] = 0x33B0; + t['puhiragana'] = 0x3077; + t['pukatakana'] = 0x30D7; + t['pvsquare'] = 0x33B4; + t['pwsquare'] = 0x33BA; + t['q'] = 0x0071; + t['qadeva'] = 0x0958; + t['qadmahebrew'] = 0x05A8; + t['qafarabic'] = 0x0642; + t['qaffinalarabic'] = 0xFED6; + t['qafinitialarabic'] = 0xFED7; + t['qafmedialarabic'] = 0xFED8; + t['qamats'] = 0x05B8; + t['qamats10'] = 0x05B8; + t['qamats1a'] = 0x05B8; + t['qamats1c'] = 0x05B8; + t['qamats27'] = 0x05B8; + t['qamats29'] = 0x05B8; + t['qamats33'] = 0x05B8; + t['qamatsde'] = 0x05B8; + t['qamatshebrew'] = 0x05B8; + t['qamatsnarrowhebrew'] = 0x05B8; + t['qamatsqatanhebrew'] = 0x05B8; + t['qamatsqatannarrowhebrew'] = 0x05B8; + t['qamatsqatanquarterhebrew'] = 0x05B8; + t['qamatsqatanwidehebrew'] = 0x05B8; + t['qamatsquarterhebrew'] = 0x05B8; + t['qamatswidehebrew'] = 0x05B8; + t['qarneyparahebrew'] = 0x059F; + t['qbopomofo'] = 0x3111; + t['qcircle'] = 0x24E0; + t['qhook'] = 0x02A0; + t['qmonospace'] = 0xFF51; + t['qof'] = 0x05E7; + t['qofdagesh'] = 0xFB47; + t['qofdageshhebrew'] = 0xFB47; + t['qofhebrew'] = 0x05E7; + t['qparen'] = 0x24AC; + t['quarternote'] = 0x2669; + t['qubuts'] = 0x05BB; + t['qubuts18'] = 0x05BB; + t['qubuts25'] = 0x05BB; + t['qubuts31'] = 0x05BB; + t['qubutshebrew'] = 0x05BB; + t['qubutsnarrowhebrew'] = 0x05BB; + t['qubutsquarterhebrew'] = 0x05BB; + t['qubutswidehebrew'] = 0x05BB; + t['question'] = 0x003F; + t['questionarabic'] = 0x061F; + t['questionarmenian'] = 0x055E; + t['questiondown'] = 0x00BF; + t['questiondownsmall'] = 0xF7BF; + t['questiongreek'] = 0x037E; + t['questionmonospace'] = 0xFF1F; + t['questionsmall'] = 0xF73F; + t['quotedbl'] = 0x0022; + t['quotedblbase'] = 0x201E; + t['quotedblleft'] = 0x201C; + t['quotedblmonospace'] = 0xFF02; + t['quotedblprime'] = 0x301E; + t['quotedblprimereversed'] = 0x301D; + t['quotedblright'] = 0x201D; + t['quoteleft'] = 0x2018; + t['quoteleftreversed'] = 0x201B; + t['quotereversed'] = 0x201B; + t['quoteright'] = 0x2019; + t['quoterightn'] = 0x0149; + t['quotesinglbase'] = 0x201A; + t['quotesingle'] = 0x0027; + t['quotesinglemonospace'] = 0xFF07; + t['r'] = 0x0072; + t['raarmenian'] = 0x057C; + t['rabengali'] = 0x09B0; + t['racute'] = 0x0155; + t['radeva'] = 0x0930; + t['radical'] = 0x221A; + t['radicalex'] = 0xF8E5; + t['radoverssquare'] = 0x33AE; + t['radoverssquaredsquare'] = 0x33AF; + t['radsquare'] = 0x33AD; + t['rafe'] = 0x05BF; + t['rafehebrew'] = 0x05BF; + t['ragujarati'] = 0x0AB0; + t['ragurmukhi'] = 0x0A30; + t['rahiragana'] = 0x3089; + t['rakatakana'] = 0x30E9; + t['rakatakanahalfwidth'] = 0xFF97; + t['ralowerdiagonalbengali'] = 0x09F1; + t['ramiddlediagonalbengali'] = 0x09F0; + t['ramshorn'] = 0x0264; + t['ratio'] = 0x2236; + t['rbopomofo'] = 0x3116; + t['rcaron'] = 0x0159; + t['rcedilla'] = 0x0157; + t['rcircle'] = 0x24E1; + t['rcommaaccent'] = 0x0157; + t['rdblgrave'] = 0x0211; + t['rdotaccent'] = 0x1E59; + t['rdotbelow'] = 0x1E5B; + t['rdotbelowmacron'] = 0x1E5D; + t['referencemark'] = 0x203B; + t['reflexsubset'] = 0x2286; + t['reflexsuperset'] = 0x2287; + t['registered'] = 0x00AE; + t['registersans'] = 0xF8E8; + t['registerserif'] = 0xF6DA; + t['reharabic'] = 0x0631; + t['reharmenian'] = 0x0580; + t['rehfinalarabic'] = 0xFEAE; + t['rehiragana'] = 0x308C; + t['rekatakana'] = 0x30EC; + t['rekatakanahalfwidth'] = 0xFF9A; + t['resh'] = 0x05E8; + t['reshdageshhebrew'] = 0xFB48; + t['reshhebrew'] = 0x05E8; + t['reversedtilde'] = 0x223D; + t['reviahebrew'] = 0x0597; + t['reviamugrashhebrew'] = 0x0597; + t['revlogicalnot'] = 0x2310; + t['rfishhook'] = 0x027E; + t['rfishhookreversed'] = 0x027F; + t['rhabengali'] = 0x09DD; + t['rhadeva'] = 0x095D; + t['rho'] = 0x03C1; + t['rhook'] = 0x027D; + t['rhookturned'] = 0x027B; + t['rhookturnedsuperior'] = 0x02B5; + t['rhosymbolgreek'] = 0x03F1; + t['rhotichookmod'] = 0x02DE; + t['rieulacirclekorean'] = 0x3271; + t['rieulaparenkorean'] = 0x3211; + t['rieulcirclekorean'] = 0x3263; + t['rieulhieuhkorean'] = 0x3140; + t['rieulkiyeokkorean'] = 0x313A; + t['rieulkiyeoksioskorean'] = 0x3169; + t['rieulkorean'] = 0x3139; + t['rieulmieumkorean'] = 0x313B; + t['rieulpansioskorean'] = 0x316C; + t['rieulparenkorean'] = 0x3203; + t['rieulphieuphkorean'] = 0x313F; + t['rieulpieupkorean'] = 0x313C; + t['rieulpieupsioskorean'] = 0x316B; + t['rieulsioskorean'] = 0x313D; + t['rieulthieuthkorean'] = 0x313E; + t['rieultikeutkorean'] = 0x316A; + t['rieulyeorinhieuhkorean'] = 0x316D; + t['rightangle'] = 0x221F; + t['righttackbelowcmb'] = 0x0319; + t['righttriangle'] = 0x22BF; + t['rihiragana'] = 0x308A; + t['rikatakana'] = 0x30EA; + t['rikatakanahalfwidth'] = 0xFF98; + t['ring'] = 0x02DA; + t['ringbelowcmb'] = 0x0325; + t['ringcmb'] = 0x030A; + t['ringhalfleft'] = 0x02BF; + t['ringhalfleftarmenian'] = 0x0559; + t['ringhalfleftbelowcmb'] = 0x031C; + t['ringhalfleftcentered'] = 0x02D3; + t['ringhalfright'] = 0x02BE; + t['ringhalfrightbelowcmb'] = 0x0339; + t['ringhalfrightcentered'] = 0x02D2; + t['rinvertedbreve'] = 0x0213; + t['rittorusquare'] = 0x3351; + t['rlinebelow'] = 0x1E5F; + t['rlongleg'] = 0x027C; + t['rlonglegturned'] = 0x027A; + t['rmonospace'] = 0xFF52; + t['rohiragana'] = 0x308D; + t['rokatakana'] = 0x30ED; + t['rokatakanahalfwidth'] = 0xFF9B; + t['roruathai'] = 0x0E23; + t['rparen'] = 0x24AD; + t['rrabengali'] = 0x09DC; + t['rradeva'] = 0x0931; + t['rragurmukhi'] = 0x0A5C; + t['rreharabic'] = 0x0691; + t['rrehfinalarabic'] = 0xFB8D; + t['rrvocalicbengali'] = 0x09E0; + t['rrvocalicdeva'] = 0x0960; + t['rrvocalicgujarati'] = 0x0AE0; + t['rrvocalicvowelsignbengali'] = 0x09C4; + t['rrvocalicvowelsigndeva'] = 0x0944; + t['rrvocalicvowelsigngujarati'] = 0x0AC4; + t['rsuperior'] = 0xF6F1; + t['rtblock'] = 0x2590; + t['rturned'] = 0x0279; + t['rturnedsuperior'] = 0x02B4; + t['ruhiragana'] = 0x308B; + t['rukatakana'] = 0x30EB; + t['rukatakanahalfwidth'] = 0xFF99; + t['rupeemarkbengali'] = 0x09F2; + t['rupeesignbengali'] = 0x09F3; + t['rupiah'] = 0xF6DD; + t['ruthai'] = 0x0E24; + t['rvocalicbengali'] = 0x098B; + t['rvocalicdeva'] = 0x090B; + t['rvocalicgujarati'] = 0x0A8B; + t['rvocalicvowelsignbengali'] = 0x09C3; + t['rvocalicvowelsigndeva'] = 0x0943; + t['rvocalicvowelsigngujarati'] = 0x0AC3; + t['s'] = 0x0073; + t['sabengali'] = 0x09B8; + t['sacute'] = 0x015B; + t['sacutedotaccent'] = 0x1E65; + t['sadarabic'] = 0x0635; + t['sadeva'] = 0x0938; + t['sadfinalarabic'] = 0xFEBA; + t['sadinitialarabic'] = 0xFEBB; + t['sadmedialarabic'] = 0xFEBC; + t['sagujarati'] = 0x0AB8; + t['sagurmukhi'] = 0x0A38; + t['sahiragana'] = 0x3055; + t['sakatakana'] = 0x30B5; + t['sakatakanahalfwidth'] = 0xFF7B; + t['sallallahoualayhewasallamarabic'] = 0xFDFA; + t['samekh'] = 0x05E1; + t['samekhdagesh'] = 0xFB41; + t['samekhdageshhebrew'] = 0xFB41; + t['samekhhebrew'] = 0x05E1; + t['saraaathai'] = 0x0E32; + t['saraaethai'] = 0x0E41; + t['saraaimaimalaithai'] = 0x0E44; + t['saraaimaimuanthai'] = 0x0E43; + t['saraamthai'] = 0x0E33; + t['saraathai'] = 0x0E30; + t['saraethai'] = 0x0E40; + t['saraiileftthai'] = 0xF886; + t['saraiithai'] = 0x0E35; + t['saraileftthai'] = 0xF885; + t['saraithai'] = 0x0E34; + t['saraothai'] = 0x0E42; + t['saraueeleftthai'] = 0xF888; + t['saraueethai'] = 0x0E37; + t['saraueleftthai'] = 0xF887; + t['sarauethai'] = 0x0E36; + t['sarauthai'] = 0x0E38; + t['sarauuthai'] = 0x0E39; + t['sbopomofo'] = 0x3119; + t['scaron'] = 0x0161; + t['scarondotaccent'] = 0x1E67; + t['scedilla'] = 0x015F; + t['schwa'] = 0x0259; + t['schwacyrillic'] = 0x04D9; + t['schwadieresiscyrillic'] = 0x04DB; + t['schwahook'] = 0x025A; + t['scircle'] = 0x24E2; + t['scircumflex'] = 0x015D; + t['scommaaccent'] = 0x0219; + t['sdotaccent'] = 0x1E61; + t['sdotbelow'] = 0x1E63; + t['sdotbelowdotaccent'] = 0x1E69; + t['seagullbelowcmb'] = 0x033C; + t['second'] = 0x2033; + t['secondtonechinese'] = 0x02CA; + t['section'] = 0x00A7; + t['seenarabic'] = 0x0633; + t['seenfinalarabic'] = 0xFEB2; + t['seeninitialarabic'] = 0xFEB3; + t['seenmedialarabic'] = 0xFEB4; + t['segol'] = 0x05B6; + t['segol13'] = 0x05B6; + t['segol1f'] = 0x05B6; + t['segol2c'] = 0x05B6; + t['segolhebrew'] = 0x05B6; + t['segolnarrowhebrew'] = 0x05B6; + t['segolquarterhebrew'] = 0x05B6; + t['segoltahebrew'] = 0x0592; + t['segolwidehebrew'] = 0x05B6; + t['seharmenian'] = 0x057D; + t['sehiragana'] = 0x305B; + t['sekatakana'] = 0x30BB; + t['sekatakanahalfwidth'] = 0xFF7E; + t['semicolon'] = 0x003B; + t['semicolonarabic'] = 0x061B; + t['semicolonmonospace'] = 0xFF1B; + t['semicolonsmall'] = 0xFE54; + t['semivoicedmarkkana'] = 0x309C; + t['semivoicedmarkkanahalfwidth'] = 0xFF9F; + t['sentisquare'] = 0x3322; + t['sentosquare'] = 0x3323; + t['seven'] = 0x0037; + t['sevenarabic'] = 0x0667; + t['sevenbengali'] = 0x09ED; + t['sevencircle'] = 0x2466; + t['sevencircleinversesansserif'] = 0x2790; + t['sevendeva'] = 0x096D; + t['seveneighths'] = 0x215E; + t['sevengujarati'] = 0x0AED; + t['sevengurmukhi'] = 0x0A6D; + t['sevenhackarabic'] = 0x0667; + t['sevenhangzhou'] = 0x3027; + t['sevenideographicparen'] = 0x3226; + t['seveninferior'] = 0x2087; + t['sevenmonospace'] = 0xFF17; + t['sevenoldstyle'] = 0xF737; + t['sevenparen'] = 0x247A; + t['sevenperiod'] = 0x248E; + t['sevenpersian'] = 0x06F7; + t['sevenroman'] = 0x2176; + t['sevensuperior'] = 0x2077; + t['seventeencircle'] = 0x2470; + t['seventeenparen'] = 0x2484; + t['seventeenperiod'] = 0x2498; + t['seventhai'] = 0x0E57; + t['sfthyphen'] = 0x00AD; + t['shaarmenian'] = 0x0577; + t['shabengali'] = 0x09B6; + t['shacyrillic'] = 0x0448; + t['shaddaarabic'] = 0x0651; + t['shaddadammaarabic'] = 0xFC61; + t['shaddadammatanarabic'] = 0xFC5E; + t['shaddafathaarabic'] = 0xFC60; + t['shaddakasraarabic'] = 0xFC62; + t['shaddakasratanarabic'] = 0xFC5F; + t['shade'] = 0x2592; + t['shadedark'] = 0x2593; + t['shadelight'] = 0x2591; + t['shademedium'] = 0x2592; + t['shadeva'] = 0x0936; + t['shagujarati'] = 0x0AB6; + t['shagurmukhi'] = 0x0A36; + t['shalshelethebrew'] = 0x0593; + t['shbopomofo'] = 0x3115; + t['shchacyrillic'] = 0x0449; + t['sheenarabic'] = 0x0634; + t['sheenfinalarabic'] = 0xFEB6; + t['sheeninitialarabic'] = 0xFEB7; + t['sheenmedialarabic'] = 0xFEB8; + t['sheicoptic'] = 0x03E3; + t['sheqel'] = 0x20AA; + t['sheqelhebrew'] = 0x20AA; + t['sheva'] = 0x05B0; + t['sheva115'] = 0x05B0; + t['sheva15'] = 0x05B0; + t['sheva22'] = 0x05B0; + t['sheva2e'] = 0x05B0; + t['shevahebrew'] = 0x05B0; + t['shevanarrowhebrew'] = 0x05B0; + t['shevaquarterhebrew'] = 0x05B0; + t['shevawidehebrew'] = 0x05B0; + t['shhacyrillic'] = 0x04BB; + t['shimacoptic'] = 0x03ED; + t['shin'] = 0x05E9; + t['shindagesh'] = 0xFB49; + t['shindageshhebrew'] = 0xFB49; + t['shindageshshindot'] = 0xFB2C; + t['shindageshshindothebrew'] = 0xFB2C; + t['shindageshsindot'] = 0xFB2D; + t['shindageshsindothebrew'] = 0xFB2D; + t['shindothebrew'] = 0x05C1; + t['shinhebrew'] = 0x05E9; + t['shinshindot'] = 0xFB2A; + t['shinshindothebrew'] = 0xFB2A; + t['shinsindot'] = 0xFB2B; + t['shinsindothebrew'] = 0xFB2B; + t['shook'] = 0x0282; + t['sigma'] = 0x03C3; + t['sigma1'] = 0x03C2; + t['sigmafinal'] = 0x03C2; + t['sigmalunatesymbolgreek'] = 0x03F2; + t['sihiragana'] = 0x3057; + t['sikatakana'] = 0x30B7; + t['sikatakanahalfwidth'] = 0xFF7C; + t['siluqhebrew'] = 0x05BD; + t['siluqlefthebrew'] = 0x05BD; + t['similar'] = 0x223C; + t['sindothebrew'] = 0x05C2; + t['siosacirclekorean'] = 0x3274; + t['siosaparenkorean'] = 0x3214; + t['sioscieuckorean'] = 0x317E; + t['sioscirclekorean'] = 0x3266; + t['sioskiyeokkorean'] = 0x317A; + t['sioskorean'] = 0x3145; + t['siosnieunkorean'] = 0x317B; + t['siosparenkorean'] = 0x3206; + t['siospieupkorean'] = 0x317D; + t['siostikeutkorean'] = 0x317C; + t['six'] = 0x0036; + t['sixarabic'] = 0x0666; + t['sixbengali'] = 0x09EC; + t['sixcircle'] = 0x2465; + t['sixcircleinversesansserif'] = 0x278F; + t['sixdeva'] = 0x096C; + t['sixgujarati'] = 0x0AEC; + t['sixgurmukhi'] = 0x0A6C; + t['sixhackarabic'] = 0x0666; + t['sixhangzhou'] = 0x3026; + t['sixideographicparen'] = 0x3225; + t['sixinferior'] = 0x2086; + t['sixmonospace'] = 0xFF16; + t['sixoldstyle'] = 0xF736; + t['sixparen'] = 0x2479; + t['sixperiod'] = 0x248D; + t['sixpersian'] = 0x06F6; + t['sixroman'] = 0x2175; + t['sixsuperior'] = 0x2076; + t['sixteencircle'] = 0x246F; + t['sixteencurrencydenominatorbengali'] = 0x09F9; + t['sixteenparen'] = 0x2483; + t['sixteenperiod'] = 0x2497; + t['sixthai'] = 0x0E56; + t['slash'] = 0x002F; + t['slashmonospace'] = 0xFF0F; + t['slong'] = 0x017F; + t['slongdotaccent'] = 0x1E9B; + t['smileface'] = 0x263A; + t['smonospace'] = 0xFF53; + t['sofpasuqhebrew'] = 0x05C3; + t['softhyphen'] = 0x00AD; + t['softsigncyrillic'] = 0x044C; + t['sohiragana'] = 0x305D; + t['sokatakana'] = 0x30BD; + t['sokatakanahalfwidth'] = 0xFF7F; + t['soliduslongoverlaycmb'] = 0x0338; + t['solidusshortoverlaycmb'] = 0x0337; + t['sorusithai'] = 0x0E29; + t['sosalathai'] = 0x0E28; + t['sosothai'] = 0x0E0B; + t['sosuathai'] = 0x0E2A; + t['space'] = 0x0020; + t['spacehackarabic'] = 0x0020; + t['spade'] = 0x2660; + t['spadesuitblack'] = 0x2660; + t['spadesuitwhite'] = 0x2664; + t['sparen'] = 0x24AE; + t['squarebelowcmb'] = 0x033B; + t['squarecc'] = 0x33C4; + t['squarecm'] = 0x339D; + t['squarediagonalcrosshatchfill'] = 0x25A9; + t['squarehorizontalfill'] = 0x25A4; + t['squarekg'] = 0x338F; + t['squarekm'] = 0x339E; + t['squarekmcapital'] = 0x33CE; + t['squareln'] = 0x33D1; + t['squarelog'] = 0x33D2; + t['squaremg'] = 0x338E; + t['squaremil'] = 0x33D5; + t['squaremm'] = 0x339C; + t['squaremsquared'] = 0x33A1; + t['squareorthogonalcrosshatchfill'] = 0x25A6; + t['squareupperlefttolowerrightfill'] = 0x25A7; + t['squareupperrighttolowerleftfill'] = 0x25A8; + t['squareverticalfill'] = 0x25A5; + t['squarewhitewithsmallblack'] = 0x25A3; + t['srsquare'] = 0x33DB; + t['ssabengali'] = 0x09B7; + t['ssadeva'] = 0x0937; + t['ssagujarati'] = 0x0AB7; + t['ssangcieuckorean'] = 0x3149; + t['ssanghieuhkorean'] = 0x3185; + t['ssangieungkorean'] = 0x3180; + t['ssangkiyeokkorean'] = 0x3132; + t['ssangnieunkorean'] = 0x3165; + t['ssangpieupkorean'] = 0x3143; + t['ssangsioskorean'] = 0x3146; + t['ssangtikeutkorean'] = 0x3138; + t['ssuperior'] = 0xF6F2; + t['sterling'] = 0x00A3; + t['sterlingmonospace'] = 0xFFE1; + t['strokelongoverlaycmb'] = 0x0336; + t['strokeshortoverlaycmb'] = 0x0335; + t['subset'] = 0x2282; + t['subsetnotequal'] = 0x228A; + t['subsetorequal'] = 0x2286; + t['succeeds'] = 0x227B; + t['suchthat'] = 0x220B; + t['suhiragana'] = 0x3059; + t['sukatakana'] = 0x30B9; + t['sukatakanahalfwidth'] = 0xFF7D; + t['sukunarabic'] = 0x0652; + t['summation'] = 0x2211; + t['sun'] = 0x263C; + t['superset'] = 0x2283; + t['supersetnotequal'] = 0x228B; + t['supersetorequal'] = 0x2287; + t['svsquare'] = 0x33DC; + t['syouwaerasquare'] = 0x337C; + t['t'] = 0x0074; + t['tabengali'] = 0x09A4; + t['tackdown'] = 0x22A4; + t['tackleft'] = 0x22A3; + t['tadeva'] = 0x0924; + t['tagujarati'] = 0x0AA4; + t['tagurmukhi'] = 0x0A24; + t['taharabic'] = 0x0637; + t['tahfinalarabic'] = 0xFEC2; + t['tahinitialarabic'] = 0xFEC3; + t['tahiragana'] = 0x305F; + t['tahmedialarabic'] = 0xFEC4; + t['taisyouerasquare'] = 0x337D; + t['takatakana'] = 0x30BF; + t['takatakanahalfwidth'] = 0xFF80; + t['tatweelarabic'] = 0x0640; + t['tau'] = 0x03C4; + t['tav'] = 0x05EA; + t['tavdages'] = 0xFB4A; + t['tavdagesh'] = 0xFB4A; + t['tavdageshhebrew'] = 0xFB4A; + t['tavhebrew'] = 0x05EA; + t['tbar'] = 0x0167; + t['tbopomofo'] = 0x310A; + t['tcaron'] = 0x0165; + t['tccurl'] = 0x02A8; + t['tcedilla'] = 0x0163; + t['tcheharabic'] = 0x0686; + t['tchehfinalarabic'] = 0xFB7B; + t['tchehinitialarabic'] = 0xFB7C; + t['tchehmedialarabic'] = 0xFB7D; + t['tcircle'] = 0x24E3; + t['tcircumflexbelow'] = 0x1E71; + t['tcommaaccent'] = 0x0163; + t['tdieresis'] = 0x1E97; + t['tdotaccent'] = 0x1E6B; + t['tdotbelow'] = 0x1E6D; + t['tecyrillic'] = 0x0442; + t['tedescendercyrillic'] = 0x04AD; + t['teharabic'] = 0x062A; + t['tehfinalarabic'] = 0xFE96; + t['tehhahinitialarabic'] = 0xFCA2; + t['tehhahisolatedarabic'] = 0xFC0C; + t['tehinitialarabic'] = 0xFE97; + t['tehiragana'] = 0x3066; + t['tehjeeminitialarabic'] = 0xFCA1; + t['tehjeemisolatedarabic'] = 0xFC0B; + t['tehmarbutaarabic'] = 0x0629; + t['tehmarbutafinalarabic'] = 0xFE94; + t['tehmedialarabic'] = 0xFE98; + t['tehmeeminitialarabic'] = 0xFCA4; + t['tehmeemisolatedarabic'] = 0xFC0E; + t['tehnoonfinalarabic'] = 0xFC73; + t['tekatakana'] = 0x30C6; + t['tekatakanahalfwidth'] = 0xFF83; + t['telephone'] = 0x2121; + t['telephoneblack'] = 0x260E; + t['telishagedolahebrew'] = 0x05A0; + t['telishaqetanahebrew'] = 0x05A9; + t['tencircle'] = 0x2469; + t['tenideographicparen'] = 0x3229; + t['tenparen'] = 0x247D; + t['tenperiod'] = 0x2491; + t['tenroman'] = 0x2179; + t['tesh'] = 0x02A7; + t['tet'] = 0x05D8; + t['tetdagesh'] = 0xFB38; + t['tetdageshhebrew'] = 0xFB38; + t['tethebrew'] = 0x05D8; + t['tetsecyrillic'] = 0x04B5; + t['tevirhebrew'] = 0x059B; + t['tevirlefthebrew'] = 0x059B; + t['thabengali'] = 0x09A5; + t['thadeva'] = 0x0925; + t['thagujarati'] = 0x0AA5; + t['thagurmukhi'] = 0x0A25; + t['thalarabic'] = 0x0630; + t['thalfinalarabic'] = 0xFEAC; + t['thanthakhatlowleftthai'] = 0xF898; + t['thanthakhatlowrightthai'] = 0xF897; + t['thanthakhatthai'] = 0x0E4C; + t['thanthakhatupperleftthai'] = 0xF896; + t['theharabic'] = 0x062B; + t['thehfinalarabic'] = 0xFE9A; + t['thehinitialarabic'] = 0xFE9B; + t['thehmedialarabic'] = 0xFE9C; + t['thereexists'] = 0x2203; + t['therefore'] = 0x2234; + t['theta'] = 0x03B8; + t['theta1'] = 0x03D1; + t['thetasymbolgreek'] = 0x03D1; + t['thieuthacirclekorean'] = 0x3279; + t['thieuthaparenkorean'] = 0x3219; + t['thieuthcirclekorean'] = 0x326B; + t['thieuthkorean'] = 0x314C; + t['thieuthparenkorean'] = 0x320B; + t['thirteencircle'] = 0x246C; + t['thirteenparen'] = 0x2480; + t['thirteenperiod'] = 0x2494; + t['thonangmonthothai'] = 0x0E11; + t['thook'] = 0x01AD; + t['thophuthaothai'] = 0x0E12; + t['thorn'] = 0x00FE; + t['thothahanthai'] = 0x0E17; + t['thothanthai'] = 0x0E10; + t['thothongthai'] = 0x0E18; + t['thothungthai'] = 0x0E16; + t['thousandcyrillic'] = 0x0482; + t['thousandsseparatorarabic'] = 0x066C; + t['thousandsseparatorpersian'] = 0x066C; + t['three'] = 0x0033; + t['threearabic'] = 0x0663; + t['threebengali'] = 0x09E9; + t['threecircle'] = 0x2462; + t['threecircleinversesansserif'] = 0x278C; + t['threedeva'] = 0x0969; + t['threeeighths'] = 0x215C; + t['threegujarati'] = 0x0AE9; + t['threegurmukhi'] = 0x0A69; + t['threehackarabic'] = 0x0663; + t['threehangzhou'] = 0x3023; + t['threeideographicparen'] = 0x3222; + t['threeinferior'] = 0x2083; + t['threemonospace'] = 0xFF13; + t['threenumeratorbengali'] = 0x09F6; + t['threeoldstyle'] = 0xF733; + t['threeparen'] = 0x2476; + t['threeperiod'] = 0x248A; + t['threepersian'] = 0x06F3; + t['threequarters'] = 0x00BE; + t['threequartersemdash'] = 0xF6DE; + t['threeroman'] = 0x2172; + t['threesuperior'] = 0x00B3; + t['threethai'] = 0x0E53; + t['thzsquare'] = 0x3394; + t['tihiragana'] = 0x3061; + t['tikatakana'] = 0x30C1; + t['tikatakanahalfwidth'] = 0xFF81; + t['tikeutacirclekorean'] = 0x3270; + t['tikeutaparenkorean'] = 0x3210; + t['tikeutcirclekorean'] = 0x3262; + t['tikeutkorean'] = 0x3137; + t['tikeutparenkorean'] = 0x3202; + t['tilde'] = 0x02DC; + t['tildebelowcmb'] = 0x0330; + t['tildecmb'] = 0x0303; + t['tildecomb'] = 0x0303; + t['tildedoublecmb'] = 0x0360; + t['tildeoperator'] = 0x223C; + t['tildeoverlaycmb'] = 0x0334; + t['tildeverticalcmb'] = 0x033E; + t['timescircle'] = 0x2297; + t['tipehahebrew'] = 0x0596; + t['tipehalefthebrew'] = 0x0596; + t['tippigurmukhi'] = 0x0A70; + t['titlocyrilliccmb'] = 0x0483; + t['tiwnarmenian'] = 0x057F; + t['tlinebelow'] = 0x1E6F; + t['tmonospace'] = 0xFF54; + t['toarmenian'] = 0x0569; + t['tohiragana'] = 0x3068; + t['tokatakana'] = 0x30C8; + t['tokatakanahalfwidth'] = 0xFF84; + t['tonebarextrahighmod'] = 0x02E5; + t['tonebarextralowmod'] = 0x02E9; + t['tonebarhighmod'] = 0x02E6; + t['tonebarlowmod'] = 0x02E8; + t['tonebarmidmod'] = 0x02E7; + t['tonefive'] = 0x01BD; + t['tonesix'] = 0x0185; + t['tonetwo'] = 0x01A8; + t['tonos'] = 0x0384; + t['tonsquare'] = 0x3327; + t['topatakthai'] = 0x0E0F; + t['tortoiseshellbracketleft'] = 0x3014; + t['tortoiseshellbracketleftsmall'] = 0xFE5D; + t['tortoiseshellbracketleftvertical'] = 0xFE39; + t['tortoiseshellbracketright'] = 0x3015; + t['tortoiseshellbracketrightsmall'] = 0xFE5E; + t['tortoiseshellbracketrightvertical'] = 0xFE3A; + t['totaothai'] = 0x0E15; + t['tpalatalhook'] = 0x01AB; + t['tparen'] = 0x24AF; + t['trademark'] = 0x2122; + t['trademarksans'] = 0xF8EA; + t['trademarkserif'] = 0xF6DB; + t['tretroflexhook'] = 0x0288; + t['triagdn'] = 0x25BC; + t['triaglf'] = 0x25C4; + t['triagrt'] = 0x25BA; + t['triagup'] = 0x25B2; + t['ts'] = 0x02A6; + t['tsadi'] = 0x05E6; + t['tsadidagesh'] = 0xFB46; + t['tsadidageshhebrew'] = 0xFB46; + t['tsadihebrew'] = 0x05E6; + t['tsecyrillic'] = 0x0446; + t['tsere'] = 0x05B5; + t['tsere12'] = 0x05B5; + t['tsere1e'] = 0x05B5; + t['tsere2b'] = 0x05B5; + t['tserehebrew'] = 0x05B5; + t['tserenarrowhebrew'] = 0x05B5; + t['tserequarterhebrew'] = 0x05B5; + t['tserewidehebrew'] = 0x05B5; + t['tshecyrillic'] = 0x045B; + t['tsuperior'] = 0xF6F3; + t['ttabengali'] = 0x099F; + t['ttadeva'] = 0x091F; + t['ttagujarati'] = 0x0A9F; + t['ttagurmukhi'] = 0x0A1F; + t['tteharabic'] = 0x0679; + t['ttehfinalarabic'] = 0xFB67; + t['ttehinitialarabic'] = 0xFB68; + t['ttehmedialarabic'] = 0xFB69; + t['tthabengali'] = 0x09A0; + t['tthadeva'] = 0x0920; + t['tthagujarati'] = 0x0AA0; + t['tthagurmukhi'] = 0x0A20; + t['tturned'] = 0x0287; + t['tuhiragana'] = 0x3064; + t['tukatakana'] = 0x30C4; + t['tukatakanahalfwidth'] = 0xFF82; + t['tusmallhiragana'] = 0x3063; + t['tusmallkatakana'] = 0x30C3; + t['tusmallkatakanahalfwidth'] = 0xFF6F; + t['twelvecircle'] = 0x246B; + t['twelveparen'] = 0x247F; + t['twelveperiod'] = 0x2493; + t['twelveroman'] = 0x217B; + t['twentycircle'] = 0x2473; + t['twentyhangzhou'] = 0x5344; + t['twentyparen'] = 0x2487; + t['twentyperiod'] = 0x249B; + t['two'] = 0x0032; + t['twoarabic'] = 0x0662; + t['twobengali'] = 0x09E8; + t['twocircle'] = 0x2461; + t['twocircleinversesansserif'] = 0x278B; + t['twodeva'] = 0x0968; + t['twodotenleader'] = 0x2025; + t['twodotleader'] = 0x2025; + t['twodotleadervertical'] = 0xFE30; + t['twogujarati'] = 0x0AE8; + t['twogurmukhi'] = 0x0A68; + t['twohackarabic'] = 0x0662; + t['twohangzhou'] = 0x3022; + t['twoideographicparen'] = 0x3221; + t['twoinferior'] = 0x2082; + t['twomonospace'] = 0xFF12; + t['twonumeratorbengali'] = 0x09F5; + t['twooldstyle'] = 0xF732; + t['twoparen'] = 0x2475; + t['twoperiod'] = 0x2489; + t['twopersian'] = 0x06F2; + t['tworoman'] = 0x2171; + t['twostroke'] = 0x01BB; + t['twosuperior'] = 0x00B2; + t['twothai'] = 0x0E52; + t['twothirds'] = 0x2154; + t['u'] = 0x0075; + t['uacute'] = 0x00FA; + t['ubar'] = 0x0289; + t['ubengali'] = 0x0989; + t['ubopomofo'] = 0x3128; + t['ubreve'] = 0x016D; + t['ucaron'] = 0x01D4; + t['ucircle'] = 0x24E4; + t['ucircumflex'] = 0x00FB; + t['ucircumflexbelow'] = 0x1E77; + t['ucyrillic'] = 0x0443; + t['udattadeva'] = 0x0951; + t['udblacute'] = 0x0171; + t['udblgrave'] = 0x0215; + t['udeva'] = 0x0909; + t['udieresis'] = 0x00FC; + t['udieresisacute'] = 0x01D8; + t['udieresisbelow'] = 0x1E73; + t['udieresiscaron'] = 0x01DA; + t['udieresiscyrillic'] = 0x04F1; + t['udieresisgrave'] = 0x01DC; + t['udieresismacron'] = 0x01D6; + t['udotbelow'] = 0x1EE5; + t['ugrave'] = 0x00F9; + t['ugujarati'] = 0x0A89; + t['ugurmukhi'] = 0x0A09; + t['uhiragana'] = 0x3046; + t['uhookabove'] = 0x1EE7; + t['uhorn'] = 0x01B0; + t['uhornacute'] = 0x1EE9; + t['uhorndotbelow'] = 0x1EF1; + t['uhorngrave'] = 0x1EEB; + t['uhornhookabove'] = 0x1EED; + t['uhorntilde'] = 0x1EEF; + t['uhungarumlaut'] = 0x0171; + t['uhungarumlautcyrillic'] = 0x04F3; + t['uinvertedbreve'] = 0x0217; + t['ukatakana'] = 0x30A6; + t['ukatakanahalfwidth'] = 0xFF73; + t['ukcyrillic'] = 0x0479; + t['ukorean'] = 0x315C; + t['umacron'] = 0x016B; + t['umacroncyrillic'] = 0x04EF; + t['umacrondieresis'] = 0x1E7B; + t['umatragurmukhi'] = 0x0A41; + t['umonospace'] = 0xFF55; + t['underscore'] = 0x005F; + t['underscoredbl'] = 0x2017; + t['underscoremonospace'] = 0xFF3F; + t['underscorevertical'] = 0xFE33; + t['underscorewavy'] = 0xFE4F; + t['union'] = 0x222A; + t['universal'] = 0x2200; + t['uogonek'] = 0x0173; + t['uparen'] = 0x24B0; + t['upblock'] = 0x2580; + t['upperdothebrew'] = 0x05C4; + t['upsilon'] = 0x03C5; + t['upsilondieresis'] = 0x03CB; + t['upsilondieresistonos'] = 0x03B0; + t['upsilonlatin'] = 0x028A; + t['upsilontonos'] = 0x03CD; + t['uptackbelowcmb'] = 0x031D; + t['uptackmod'] = 0x02D4; + t['uragurmukhi'] = 0x0A73; + t['uring'] = 0x016F; + t['ushortcyrillic'] = 0x045E; + t['usmallhiragana'] = 0x3045; + t['usmallkatakana'] = 0x30A5; + t['usmallkatakanahalfwidth'] = 0xFF69; + t['ustraightcyrillic'] = 0x04AF; + t['ustraightstrokecyrillic'] = 0x04B1; + t['utilde'] = 0x0169; + t['utildeacute'] = 0x1E79; + t['utildebelow'] = 0x1E75; + t['uubengali'] = 0x098A; + t['uudeva'] = 0x090A; + t['uugujarati'] = 0x0A8A; + t['uugurmukhi'] = 0x0A0A; + t['uumatragurmukhi'] = 0x0A42; + t['uuvowelsignbengali'] = 0x09C2; + t['uuvowelsigndeva'] = 0x0942; + t['uuvowelsigngujarati'] = 0x0AC2; + t['uvowelsignbengali'] = 0x09C1; + t['uvowelsigndeva'] = 0x0941; + t['uvowelsigngujarati'] = 0x0AC1; + t['v'] = 0x0076; + t['vadeva'] = 0x0935; + t['vagujarati'] = 0x0AB5; + t['vagurmukhi'] = 0x0A35; + t['vakatakana'] = 0x30F7; + t['vav'] = 0x05D5; + t['vavdagesh'] = 0xFB35; + t['vavdagesh65'] = 0xFB35; + t['vavdageshhebrew'] = 0xFB35; + t['vavhebrew'] = 0x05D5; + t['vavholam'] = 0xFB4B; + t['vavholamhebrew'] = 0xFB4B; + t['vavvavhebrew'] = 0x05F0; + t['vavyodhebrew'] = 0x05F1; + t['vcircle'] = 0x24E5; + t['vdotbelow'] = 0x1E7F; + t['vecyrillic'] = 0x0432; + t['veharabic'] = 0x06A4; + t['vehfinalarabic'] = 0xFB6B; + t['vehinitialarabic'] = 0xFB6C; + t['vehmedialarabic'] = 0xFB6D; + t['vekatakana'] = 0x30F9; + t['venus'] = 0x2640; + t['verticalbar'] = 0x007C; + t['verticallineabovecmb'] = 0x030D; + t['verticallinebelowcmb'] = 0x0329; + t['verticallinelowmod'] = 0x02CC; + t['verticallinemod'] = 0x02C8; + t['vewarmenian'] = 0x057E; + t['vhook'] = 0x028B; + t['vikatakana'] = 0x30F8; + t['viramabengali'] = 0x09CD; + t['viramadeva'] = 0x094D; + t['viramagujarati'] = 0x0ACD; + t['visargabengali'] = 0x0983; + t['visargadeva'] = 0x0903; + t['visargagujarati'] = 0x0A83; + t['vmonospace'] = 0xFF56; + t['voarmenian'] = 0x0578; + t['voicediterationhiragana'] = 0x309E; + t['voicediterationkatakana'] = 0x30FE; + t['voicedmarkkana'] = 0x309B; + t['voicedmarkkanahalfwidth'] = 0xFF9E; + t['vokatakana'] = 0x30FA; + t['vparen'] = 0x24B1; + t['vtilde'] = 0x1E7D; + t['vturned'] = 0x028C; + t['vuhiragana'] = 0x3094; + t['vukatakana'] = 0x30F4; + t['w'] = 0x0077; + t['wacute'] = 0x1E83; + t['waekorean'] = 0x3159; + t['wahiragana'] = 0x308F; + t['wakatakana'] = 0x30EF; + t['wakatakanahalfwidth'] = 0xFF9C; + t['wakorean'] = 0x3158; + t['wasmallhiragana'] = 0x308E; + t['wasmallkatakana'] = 0x30EE; + t['wattosquare'] = 0x3357; + t['wavedash'] = 0x301C; + t['wavyunderscorevertical'] = 0xFE34; + t['wawarabic'] = 0x0648; + t['wawfinalarabic'] = 0xFEEE; + t['wawhamzaabovearabic'] = 0x0624; + t['wawhamzaabovefinalarabic'] = 0xFE86; + t['wbsquare'] = 0x33DD; + t['wcircle'] = 0x24E6; + t['wcircumflex'] = 0x0175; + t['wdieresis'] = 0x1E85; + t['wdotaccent'] = 0x1E87; + t['wdotbelow'] = 0x1E89; + t['wehiragana'] = 0x3091; + t['weierstrass'] = 0x2118; + t['wekatakana'] = 0x30F1; + t['wekorean'] = 0x315E; + t['weokorean'] = 0x315D; + t['wgrave'] = 0x1E81; + t['whitebullet'] = 0x25E6; + t['whitecircle'] = 0x25CB; + t['whitecircleinverse'] = 0x25D9; + t['whitecornerbracketleft'] = 0x300E; + t['whitecornerbracketleftvertical'] = 0xFE43; + t['whitecornerbracketright'] = 0x300F; + t['whitecornerbracketrightvertical'] = 0xFE44; + t['whitediamond'] = 0x25C7; + t['whitediamondcontainingblacksmalldiamond'] = 0x25C8; + t['whitedownpointingsmalltriangle'] = 0x25BF; + t['whitedownpointingtriangle'] = 0x25BD; + t['whiteleftpointingsmalltriangle'] = 0x25C3; + t['whiteleftpointingtriangle'] = 0x25C1; + t['whitelenticularbracketleft'] = 0x3016; + t['whitelenticularbracketright'] = 0x3017; + t['whiterightpointingsmalltriangle'] = 0x25B9; + t['whiterightpointingtriangle'] = 0x25B7; + t['whitesmallsquare'] = 0x25AB; + t['whitesmilingface'] = 0x263A; + t['whitesquare'] = 0x25A1; + t['whitestar'] = 0x2606; + t['whitetelephone'] = 0x260F; + t['whitetortoiseshellbracketleft'] = 0x3018; + t['whitetortoiseshellbracketright'] = 0x3019; + t['whiteuppointingsmalltriangle'] = 0x25B5; + t['whiteuppointingtriangle'] = 0x25B3; + t['wihiragana'] = 0x3090; + t['wikatakana'] = 0x30F0; + t['wikorean'] = 0x315F; + t['wmonospace'] = 0xFF57; + t['wohiragana'] = 0x3092; + t['wokatakana'] = 0x30F2; + t['wokatakanahalfwidth'] = 0xFF66; + t['won'] = 0x20A9; + t['wonmonospace'] = 0xFFE6; + t['wowaenthai'] = 0x0E27; + t['wparen'] = 0x24B2; + t['wring'] = 0x1E98; + t['wsuperior'] = 0x02B7; + t['wturned'] = 0x028D; + t['wynn'] = 0x01BF; + t['x'] = 0x0078; + t['xabovecmb'] = 0x033D; + t['xbopomofo'] = 0x3112; + t['xcircle'] = 0x24E7; + t['xdieresis'] = 0x1E8D; + t['xdotaccent'] = 0x1E8B; + t['xeharmenian'] = 0x056D; + t['xi'] = 0x03BE; + t['xmonospace'] = 0xFF58; + t['xparen'] = 0x24B3; + t['xsuperior'] = 0x02E3; + t['y'] = 0x0079; + t['yaadosquare'] = 0x334E; + t['yabengali'] = 0x09AF; + t['yacute'] = 0x00FD; + t['yadeva'] = 0x092F; + t['yaekorean'] = 0x3152; + t['yagujarati'] = 0x0AAF; + t['yagurmukhi'] = 0x0A2F; + t['yahiragana'] = 0x3084; + t['yakatakana'] = 0x30E4; + t['yakatakanahalfwidth'] = 0xFF94; + t['yakorean'] = 0x3151; + t['yamakkanthai'] = 0x0E4E; + t['yasmallhiragana'] = 0x3083; + t['yasmallkatakana'] = 0x30E3; + t['yasmallkatakanahalfwidth'] = 0xFF6C; + t['yatcyrillic'] = 0x0463; + t['ycircle'] = 0x24E8; + t['ycircumflex'] = 0x0177; + t['ydieresis'] = 0x00FF; + t['ydotaccent'] = 0x1E8F; + t['ydotbelow'] = 0x1EF5; + t['yeharabic'] = 0x064A; + t['yehbarreearabic'] = 0x06D2; + t['yehbarreefinalarabic'] = 0xFBAF; + t['yehfinalarabic'] = 0xFEF2; + t['yehhamzaabovearabic'] = 0x0626; + t['yehhamzaabovefinalarabic'] = 0xFE8A; + t['yehhamzaaboveinitialarabic'] = 0xFE8B; + t['yehhamzaabovemedialarabic'] = 0xFE8C; + t['yehinitialarabic'] = 0xFEF3; + t['yehmedialarabic'] = 0xFEF4; + t['yehmeeminitialarabic'] = 0xFCDD; + t['yehmeemisolatedarabic'] = 0xFC58; + t['yehnoonfinalarabic'] = 0xFC94; + t['yehthreedotsbelowarabic'] = 0x06D1; + t['yekorean'] = 0x3156; + t['yen'] = 0x00A5; + t['yenmonospace'] = 0xFFE5; + t['yeokorean'] = 0x3155; + t['yeorinhieuhkorean'] = 0x3186; + t['yerahbenyomohebrew'] = 0x05AA; + t['yerahbenyomolefthebrew'] = 0x05AA; + t['yericyrillic'] = 0x044B; + t['yerudieresiscyrillic'] = 0x04F9; + t['yesieungkorean'] = 0x3181; + t['yesieungpansioskorean'] = 0x3183; + t['yesieungsioskorean'] = 0x3182; + t['yetivhebrew'] = 0x059A; + t['ygrave'] = 0x1EF3; + t['yhook'] = 0x01B4; + t['yhookabove'] = 0x1EF7; + t['yiarmenian'] = 0x0575; + t['yicyrillic'] = 0x0457; + t['yikorean'] = 0x3162; + t['yinyang'] = 0x262F; + t['yiwnarmenian'] = 0x0582; + t['ymonospace'] = 0xFF59; + t['yod'] = 0x05D9; + t['yoddagesh'] = 0xFB39; + t['yoddageshhebrew'] = 0xFB39; + t['yodhebrew'] = 0x05D9; + t['yodyodhebrew'] = 0x05F2; + t['yodyodpatahhebrew'] = 0xFB1F; + t['yohiragana'] = 0x3088; + t['yoikorean'] = 0x3189; + t['yokatakana'] = 0x30E8; + t['yokatakanahalfwidth'] = 0xFF96; + t['yokorean'] = 0x315B; + t['yosmallhiragana'] = 0x3087; + t['yosmallkatakana'] = 0x30E7; + t['yosmallkatakanahalfwidth'] = 0xFF6E; + t['yotgreek'] = 0x03F3; + t['yoyaekorean'] = 0x3188; + t['yoyakorean'] = 0x3187; + t['yoyakthai'] = 0x0E22; + t['yoyingthai'] = 0x0E0D; + t['yparen'] = 0x24B4; + t['ypogegrammeni'] = 0x037A; + t['ypogegrammenigreekcmb'] = 0x0345; + t['yr'] = 0x01A6; + t['yring'] = 0x1E99; + t['ysuperior'] = 0x02B8; + t['ytilde'] = 0x1EF9; + t['yturned'] = 0x028E; + t['yuhiragana'] = 0x3086; + t['yuikorean'] = 0x318C; + t['yukatakana'] = 0x30E6; + t['yukatakanahalfwidth'] = 0xFF95; + t['yukorean'] = 0x3160; + t['yusbigcyrillic'] = 0x046B; + t['yusbigiotifiedcyrillic'] = 0x046D; + t['yuslittlecyrillic'] = 0x0467; + t['yuslittleiotifiedcyrillic'] = 0x0469; + t['yusmallhiragana'] = 0x3085; + t['yusmallkatakana'] = 0x30E5; + t['yusmallkatakanahalfwidth'] = 0xFF6D; + t['yuyekorean'] = 0x318B; + t['yuyeokorean'] = 0x318A; + t['yyabengali'] = 0x09DF; + t['yyadeva'] = 0x095F; + t['z'] = 0x007A; + t['zaarmenian'] = 0x0566; + t['zacute'] = 0x017A; + t['zadeva'] = 0x095B; + t['zagurmukhi'] = 0x0A5B; + t['zaharabic'] = 0x0638; + t['zahfinalarabic'] = 0xFEC6; + t['zahinitialarabic'] = 0xFEC7; + t['zahiragana'] = 0x3056; + t['zahmedialarabic'] = 0xFEC8; + t['zainarabic'] = 0x0632; + t['zainfinalarabic'] = 0xFEB0; + t['zakatakana'] = 0x30B6; + t['zaqefgadolhebrew'] = 0x0595; + t['zaqefqatanhebrew'] = 0x0594; + t['zarqahebrew'] = 0x0598; + t['zayin'] = 0x05D6; + t['zayindagesh'] = 0xFB36; + t['zayindageshhebrew'] = 0xFB36; + t['zayinhebrew'] = 0x05D6; + t['zbopomofo'] = 0x3117; + t['zcaron'] = 0x017E; + t['zcircle'] = 0x24E9; + t['zcircumflex'] = 0x1E91; + t['zcurl'] = 0x0291; + t['zdot'] = 0x017C; + t['zdotaccent'] = 0x017C; + t['zdotbelow'] = 0x1E93; + t['zecyrillic'] = 0x0437; + t['zedescendercyrillic'] = 0x0499; + t['zedieresiscyrillic'] = 0x04DF; + t['zehiragana'] = 0x305C; + t['zekatakana'] = 0x30BC; + t['zero'] = 0x0030; + t['zeroarabic'] = 0x0660; + t['zerobengali'] = 0x09E6; + t['zerodeva'] = 0x0966; + t['zerogujarati'] = 0x0AE6; + t['zerogurmukhi'] = 0x0A66; + t['zerohackarabic'] = 0x0660; + t['zeroinferior'] = 0x2080; + t['zeromonospace'] = 0xFF10; + t['zerooldstyle'] = 0xF730; + t['zeropersian'] = 0x06F0; + t['zerosuperior'] = 0x2070; + t['zerothai'] = 0x0E50; + t['zerowidthjoiner'] = 0xFEFF; + t['zerowidthnonjoiner'] = 0x200C; + t['zerowidthspace'] = 0x200B; + t['zeta'] = 0x03B6; + t['zhbopomofo'] = 0x3113; + t['zhearmenian'] = 0x056A; + t['zhebrevecyrillic'] = 0x04C2; + t['zhecyrillic'] = 0x0436; + t['zhedescendercyrillic'] = 0x0497; + t['zhedieresiscyrillic'] = 0x04DD; + t['zihiragana'] = 0x3058; + t['zikatakana'] = 0x30B8; + t['zinorhebrew'] = 0x05AE; + t['zlinebelow'] = 0x1E95; + t['zmonospace'] = 0xFF5A; + t['zohiragana'] = 0x305E; + t['zokatakana'] = 0x30BE; + t['zparen'] = 0x24B5; + t['zretroflexhook'] = 0x0290; + t['zstroke'] = 0x01B6; + t['zuhiragana'] = 0x305A; + t['zukatakana'] = 0x30BA; + t['.notdef'] = 0x0000; + t['angbracketleftbig'] = 0x2329; + t['angbracketleftBig'] = 0x2329; + t['angbracketleftbigg'] = 0x2329; + t['angbracketleftBigg'] = 0x2329; + t['angbracketrightBig'] = 0x232A; + t['angbracketrightbig'] = 0x232A; + t['angbracketrightBigg'] = 0x232A; + t['angbracketrightbigg'] = 0x232A; + t['arrowhookleft'] = 0x21AA; + t['arrowhookright'] = 0x21A9; + t['arrowlefttophalf'] = 0x21BC; + t['arrowleftbothalf'] = 0x21BD; + t['arrownortheast'] = 0x2197; + t['arrownorthwest'] = 0x2196; + t['arrowrighttophalf'] = 0x21C0; + t['arrowrightbothalf'] = 0x21C1; + t['arrowsoutheast'] = 0x2198; + t['arrowsouthwest'] = 0x2199; + t['backslashbig'] = 0x2216; + t['backslashBig'] = 0x2216; + t['backslashBigg'] = 0x2216; + t['backslashbigg'] = 0x2216; + t['bardbl'] = 0x2016; + t['bracehtipdownleft'] = 0xFE37; + t['bracehtipdownright'] = 0xFE37; + t['bracehtipupleft'] = 0xFE38; + t['bracehtipupright'] = 0xFE38; + t['braceleftBig'] = 0x007B; + t['braceleftbig'] = 0x007B; + t['braceleftbigg'] = 0x007B; + t['braceleftBigg'] = 0x007B; + t['bracerightBig'] = 0x007D; + t['bracerightbig'] = 0x007D; + t['bracerightbigg'] = 0x007D; + t['bracerightBigg'] = 0x007D; + t['bracketleftbig'] = 0x005B; + t['bracketleftBig'] = 0x005B; + t['bracketleftbigg'] = 0x005B; + t['bracketleftBigg'] = 0x005B; + t['bracketrightBig'] = 0x005D; + t['bracketrightbig'] = 0x005D; + t['bracketrightbigg'] = 0x005D; + t['bracketrightBigg'] = 0x005D; + t['ceilingleftbig'] = 0x2308; + t['ceilingleftBig'] = 0x2308; + t['ceilingleftBigg'] = 0x2308; + t['ceilingleftbigg'] = 0x2308; + t['ceilingrightbig'] = 0x2309; + t['ceilingrightBig'] = 0x2309; + t['ceilingrightbigg'] = 0x2309; + t['ceilingrightBigg'] = 0x2309; + t['circledotdisplay'] = 0x2299; + t['circledottext'] = 0x2299; + t['circlemultiplydisplay'] = 0x2297; + t['circlemultiplytext'] = 0x2297; + t['circleplusdisplay'] = 0x2295; + t['circleplustext'] = 0x2295; + t['contintegraldisplay'] = 0x222E; + t['contintegraltext'] = 0x222E; + t['coproductdisplay'] = 0x2210; + t['coproducttext'] = 0x2210; + t['floorleftBig'] = 0x230A; + t['floorleftbig'] = 0x230A; + t['floorleftbigg'] = 0x230A; + t['floorleftBigg'] = 0x230A; + t['floorrightbig'] = 0x230B; + t['floorrightBig'] = 0x230B; + t['floorrightBigg'] = 0x230B; + t['floorrightbigg'] = 0x230B; + t['hatwide'] = 0x0302; + t['hatwider'] = 0x0302; + t['hatwidest'] = 0x0302; + t['intercal'] = 0x1D40; + t['integraldisplay'] = 0x222B; + t['integraltext'] = 0x222B; + t['intersectiondisplay'] = 0x22C2; + t['intersectiontext'] = 0x22C2; + t['logicalanddisplay'] = 0x2227; + t['logicalandtext'] = 0x2227; + t['logicalordisplay'] = 0x2228; + t['logicalortext'] = 0x2228; + t['parenleftBig'] = 0x0028; + t['parenleftbig'] = 0x0028; + t['parenleftBigg'] = 0x0028; + t['parenleftbigg'] = 0x0028; + t['parenrightBig'] = 0x0029; + t['parenrightbig'] = 0x0029; + t['parenrightBigg'] = 0x0029; + t['parenrightbigg'] = 0x0029; + t['prime'] = 0x2032; + t['productdisplay'] = 0x220F; + t['producttext'] = 0x220F; + t['radicalbig'] = 0x221A; + t['radicalBig'] = 0x221A; + t['radicalBigg'] = 0x221A; + t['radicalbigg'] = 0x221A; + t['radicalbt'] = 0x221A; + t['radicaltp'] = 0x221A; + t['radicalvertex'] = 0x221A; + t['slashbig'] = 0x002F; + t['slashBig'] = 0x002F; + t['slashBigg'] = 0x002F; + t['slashbigg'] = 0x002F; + t['summationdisplay'] = 0x2211; + t['summationtext'] = 0x2211; + t['tildewide'] = 0x02DC; + t['tildewider'] = 0x02DC; + t['tildewidest'] = 0x02DC; + t['uniondisplay'] = 0x22C3; + t['unionmultidisplay'] = 0x228E; + t['unionmultitext'] = 0x228E; + t['unionsqdisplay'] = 0x2294; + t['unionsqtext'] = 0x2294; + t['uniontext'] = 0x22C3; + t['vextenddouble'] = 0x2225; + t['vextendsingle'] = 0x2223; + }); + var getDingbatsGlyphsUnicode = getLookupTableFactory(function (t) { + t['space'] = 0x0020; + t['a1'] = 0x2701; + t['a2'] = 0x2702; + t['a202'] = 0x2703; + t['a3'] = 0x2704; + t['a4'] = 0x260E; + t['a5'] = 0x2706; + t['a119'] = 0x2707; + t['a118'] = 0x2708; + t['a117'] = 0x2709; + t['a11'] = 0x261B; + t['a12'] = 0x261E; + t['a13'] = 0x270C; + t['a14'] = 0x270D; + t['a15'] = 0x270E; + t['a16'] = 0x270F; + t['a105'] = 0x2710; + t['a17'] = 0x2711; + t['a18'] = 0x2712; + t['a19'] = 0x2713; + t['a20'] = 0x2714; + t['a21'] = 0x2715; + t['a22'] = 0x2716; + t['a23'] = 0x2717; + t['a24'] = 0x2718; + t['a25'] = 0x2719; + t['a26'] = 0x271A; + t['a27'] = 0x271B; + t['a28'] = 0x271C; + t['a6'] = 0x271D; + t['a7'] = 0x271E; + t['a8'] = 0x271F; + t['a9'] = 0x2720; + t['a10'] = 0x2721; + t['a29'] = 0x2722; + t['a30'] = 0x2723; + t['a31'] = 0x2724; + t['a32'] = 0x2725; + t['a33'] = 0x2726; + t['a34'] = 0x2727; + t['a35'] = 0x2605; + t['a36'] = 0x2729; + t['a37'] = 0x272A; + t['a38'] = 0x272B; + t['a39'] = 0x272C; + t['a40'] = 0x272D; + t['a41'] = 0x272E; + t['a42'] = 0x272F; + t['a43'] = 0x2730; + t['a44'] = 0x2731; + t['a45'] = 0x2732; + t['a46'] = 0x2733; + t['a47'] = 0x2734; + t['a48'] = 0x2735; + t['a49'] = 0x2736; + t['a50'] = 0x2737; + t['a51'] = 0x2738; + t['a52'] = 0x2739; + t['a53'] = 0x273A; + t['a54'] = 0x273B; + t['a55'] = 0x273C; + t['a56'] = 0x273D; + t['a57'] = 0x273E; + t['a58'] = 0x273F; + t['a59'] = 0x2740; + t['a60'] = 0x2741; + t['a61'] = 0x2742; + t['a62'] = 0x2743; + t['a63'] = 0x2744; + t['a64'] = 0x2745; + t['a65'] = 0x2746; + t['a66'] = 0x2747; + t['a67'] = 0x2748; + t['a68'] = 0x2749; + t['a69'] = 0x274A; + t['a70'] = 0x274B; + t['a71'] = 0x25CF; + t['a72'] = 0x274D; + t['a73'] = 0x25A0; + t['a74'] = 0x274F; + t['a203'] = 0x2750; + t['a75'] = 0x2751; + t['a204'] = 0x2752; + t['a76'] = 0x25B2; + t['a77'] = 0x25BC; + t['a78'] = 0x25C6; + t['a79'] = 0x2756; + t['a81'] = 0x25D7; + t['a82'] = 0x2758; + t['a83'] = 0x2759; + t['a84'] = 0x275A; + t['a97'] = 0x275B; + t['a98'] = 0x275C; + t['a99'] = 0x275D; + t['a100'] = 0x275E; + t['a101'] = 0x2761; + t['a102'] = 0x2762; + t['a103'] = 0x2763; + t['a104'] = 0x2764; + t['a106'] = 0x2765; + t['a107'] = 0x2766; + t['a108'] = 0x2767; + t['a112'] = 0x2663; + t['a111'] = 0x2666; + t['a110'] = 0x2665; + t['a109'] = 0x2660; + t['a120'] = 0x2460; + t['a121'] = 0x2461; + t['a122'] = 0x2462; + t['a123'] = 0x2463; + t['a124'] = 0x2464; + t['a125'] = 0x2465; + t['a126'] = 0x2466; + t['a127'] = 0x2467; + t['a128'] = 0x2468; + t['a129'] = 0x2469; + t['a130'] = 0x2776; + t['a131'] = 0x2777; + t['a132'] = 0x2778; + t['a133'] = 0x2779; + t['a134'] = 0x277A; + t['a135'] = 0x277B; + t['a136'] = 0x277C; + t['a137'] = 0x277D; + t['a138'] = 0x277E; + t['a139'] = 0x277F; + t['a140'] = 0x2780; + t['a141'] = 0x2781; + t['a142'] = 0x2782; + t['a143'] = 0x2783; + t['a144'] = 0x2784; + t['a145'] = 0x2785; + t['a146'] = 0x2786; + t['a147'] = 0x2787; + t['a148'] = 0x2788; + t['a149'] = 0x2789; + t['a150'] = 0x278A; + t['a151'] = 0x278B; + t['a152'] = 0x278C; + t['a153'] = 0x278D; + t['a154'] = 0x278E; + t['a155'] = 0x278F; + t['a156'] = 0x2790; + t['a157'] = 0x2791; + t['a158'] = 0x2792; + t['a159'] = 0x2793; + t['a160'] = 0x2794; + t['a161'] = 0x2192; + t['a163'] = 0x2194; + t['a164'] = 0x2195; + t['a196'] = 0x2798; + t['a165'] = 0x2799; + t['a192'] = 0x279A; + t['a166'] = 0x279B; + t['a167'] = 0x279C; + t['a168'] = 0x279D; + t['a169'] = 0x279E; + t['a170'] = 0x279F; + t['a171'] = 0x27A0; + t['a172'] = 0x27A1; + t['a173'] = 0x27A2; + t['a162'] = 0x27A3; + t['a174'] = 0x27A4; + t['a175'] = 0x27A5; + t['a176'] = 0x27A6; + t['a177'] = 0x27A7; + t['a178'] = 0x27A8; + t['a179'] = 0x27A9; + t['a193'] = 0x27AA; + t['a180'] = 0x27AB; + t['a199'] = 0x27AC; + t['a181'] = 0x27AD; + t['a200'] = 0x27AE; + t['a182'] = 0x27AF; + t['a201'] = 0x27B1; + t['a183'] = 0x27B2; + t['a184'] = 0x27B3; + t['a197'] = 0x27B4; + t['a185'] = 0x27B5; + t['a194'] = 0x27B6; + t['a198'] = 0x27B7; + t['a186'] = 0x27B8; + t['a195'] = 0x27B9; + t['a187'] = 0x27BA; + t['a188'] = 0x27BB; + t['a189'] = 0x27BC; + t['a190'] = 0x27BD; + t['a191'] = 0x27BE; + t['a89'] = 0x2768; + t['a90'] = 0x2769; + t['a93'] = 0x276A; + t['a94'] = 0x276B; + t['a91'] = 0x276C; + t['a92'] = 0x276D; + t['a205'] = 0x276E; + t['a85'] = 0x276F; + t['a206'] = 0x2770; + t['a86'] = 0x2771; + t['a87'] = 0x2772; + t['a88'] = 0x2773; + t['a95'] = 0x2774; + t['a96'] = 0x2775; + t['.notdef'] = 0x0000; + }); + exports.getGlyphsUnicode = getGlyphsUnicode; + exports.getDingbatsGlyphsUnicode = getDingbatsGlyphsUnicode; + })); + (function (root, factory) { + factory(root.pdfjsCoreJbig2 = {}, root.pdfjsSharedUtil, root.pdfjsCoreArithmeticDecoder); + }(this, function (exports, sharedUtil, coreArithmeticDecoder) { + var error = sharedUtil.error; + var log2 = sharedUtil.log2; + var readInt8 = sharedUtil.readInt8; + var readUint16 = sharedUtil.readUint16; + var readUint32 = sharedUtil.readUint32; + var shadow = sharedUtil.shadow; + var ArithmeticDecoder = coreArithmeticDecoder.ArithmeticDecoder; + var Jbig2Image = function Jbig2ImageClosure() { + function ContextCache() { + } + ContextCache.prototype = { + getContexts: function (id) { + if (id in this) { + return this[id]; + } + return this[id] = new Int8Array(1 << 16); + } + }; + function DecodingContext(data, start, end) { + this.data = data; + this.start = start; + this.end = end; + } + DecodingContext.prototype = { + get decoder() { + var decoder = new ArithmeticDecoder(this.data, this.start, this.end); + return shadow(this, 'decoder', decoder); + }, + get contextCache() { + var cache = new ContextCache(); + return shadow(this, 'contextCache', cache); + } + }; + function decodeInteger(contextCache, procedure, decoder) { + var contexts = contextCache.getContexts(procedure); + var prev = 1; + function readBits(length) { + var v = 0; + for (var i = 0; i < length; i++) { + var bit = decoder.readBit(contexts, prev); + prev = prev < 256 ? prev << 1 | bit : (prev << 1 | bit) & 511 | 256; + v = v << 1 | bit; + } + return v >>> 0; + } + var sign = readBits(1); + var value = readBits(1) ? readBits(1) ? readBits(1) ? readBits(1) ? readBits(1) ? readBits(32) + 4436 : readBits(12) + 340 : readBits(8) + 84 : readBits(6) + 20 : readBits(4) + 4 : readBits(2); + return sign === 0 ? value : value > 0 ? -value : null; + } + function decodeIAID(contextCache, decoder, codeLength) { + var contexts = contextCache.getContexts('IAID'); + var prev = 1; + for (var i = 0; i < codeLength; i++) { + var bit = decoder.readBit(contexts, prev); + prev = prev << 1 | bit; + } + if (codeLength < 31) { + return prev & (1 << codeLength) - 1; + } + return prev & 0x7FFFFFFF; + } + var SegmentTypes = [ + 'SymbolDictionary', + null, + null, + null, + 'IntermediateTextRegion', + null, + 'ImmediateTextRegion', + 'ImmediateLosslessTextRegion', + null, + null, + null, + null, + null, + null, + null, + null, + 'patternDictionary', + null, + null, + null, + 'IntermediateHalftoneRegion', + null, + 'ImmediateHalftoneRegion', + 'ImmediateLosslessHalftoneRegion', + null, + null, + null, + null, + null, + null, + null, + null, + null, + null, + null, + null, + 'IntermediateGenericRegion', + null, + 'ImmediateGenericRegion', + 'ImmediateLosslessGenericRegion', + 'IntermediateGenericRefinementRegion', + null, + 'ImmediateGenericRefinementRegion', + 'ImmediateLosslessGenericRefinementRegion', + null, + null, + null, + null, + 'PageInformation', + 'EndOfPage', + 'EndOfStripe', + 'EndOfFile', + 'Profiles', + 'Tables', + null, + null, + null, + null, + null, + null, + null, + null, + 'Extension' + ]; + var CodingTemplates = [ + [ + { + x: -1, + y: -2 + }, + { + x: 0, + y: -2 + }, + { + x: 1, + y: -2 + }, + { + x: -2, + y: -1 + }, + { + x: -1, + y: -1 + }, + { + x: 0, + y: -1 + }, + { + x: 1, + y: -1 + }, + { + x: 2, + y: -1 + }, + { + x: -4, + y: 0 + }, + { + x: -3, + y: 0 + }, + { + x: -2, + y: 0 + }, + { + x: -1, + y: 0 + } + ], + [ + { + x: -1, + y: -2 + }, + { + x: 0, + y: -2 + }, + { + x: 1, + y: -2 + }, + { + x: 2, + y: -2 + }, + { + x: -2, + y: -1 + }, + { + x: -1, + y: -1 + }, + { + x: 0, + y: -1 + }, + { + x: 1, + y: -1 + }, + { + x: 2, + y: -1 + }, + { + x: -3, + y: 0 + }, + { + x: -2, + y: 0 + }, + { + x: -1, + y: 0 + } + ], + [ + { + x: -1, + y: -2 + }, + { + x: 0, + y: -2 + }, + { + x: 1, + y: -2 + }, + { + x: -2, + y: -1 + }, + { + x: -1, + y: -1 + }, + { + x: 0, + y: -1 + }, + { + x: 1, + y: -1 + }, + { + x: -2, + y: 0 + }, + { + x: -1, + y: 0 + } + ], + [ + { + x: -3, + y: -1 + }, + { + x: -2, + y: -1 + }, + { + x: -1, + y: -1 + }, + { + x: 0, + y: -1 + }, + { + x: 1, + y: -1 + }, + { + x: -4, + y: 0 + }, + { + x: -3, + y: 0 + }, + { + x: -2, + y: 0 + }, + { + x: -1, + y: 0 + } + ] + ]; + var RefinementTemplates = [ + { + coding: [ + { + x: 0, + y: -1 + }, + { + x: 1, + y: -1 + }, + { + x: -1, + y: 0 + } + ], + reference: [ + { + x: 0, + y: -1 + }, + { + x: 1, + y: -1 + }, + { + x: -1, + y: 0 + }, + { + x: 0, + y: 0 + }, + { + x: 1, + y: 0 + }, + { + x: -1, + y: 1 + }, + { + x: 0, + y: 1 + }, + { + x: 1, + y: 1 + } + ] + }, + { + coding: [ + { + x: -1, + y: -1 + }, + { + x: 0, + y: -1 + }, + { + x: 1, + y: -1 + }, + { + x: -1, + y: 0 + } + ], + reference: [ + { + x: 0, + y: -1 + }, + { + x: -1, + y: 0 + }, + { + x: 0, + y: 0 + }, + { + x: 1, + y: 0 + }, + { + x: 0, + y: 1 + }, + { + x: 1, + y: 1 + } + ] + } + ]; + var ReusedContexts = [ + 0x9B25, + 0x0795, + 0x00E5, + 0x0195 + ]; + var RefinementReusedContexts = [ + 0x0020, + 0x0008 + ]; + function decodeBitmapTemplate0(width, height, decodingContext) { + var decoder = decodingContext.decoder; + var contexts = decodingContext.contextCache.getContexts('GB'); + var contextLabel, i, j, pixel, row, row1, row2, bitmap = []; + var OLD_PIXEL_MASK = 0x7BF7; + for (i = 0; i < height; i++) { + row = bitmap[i] = new Uint8Array(width); + row1 = i < 1 ? row : bitmap[i - 1]; + row2 = i < 2 ? row : bitmap[i - 2]; + contextLabel = row2[0] << 13 | row2[1] << 12 | row2[2] << 11 | row1[0] << 7 | row1[1] << 6 | row1[2] << 5 | row1[3] << 4; + for (j = 0; j < width; j++) { + row[j] = pixel = decoder.readBit(contexts, contextLabel); + contextLabel = (contextLabel & OLD_PIXEL_MASK) << 1 | (j + 3 < width ? row2[j + 3] << 11 : 0) | (j + 4 < width ? row1[j + 4] << 4 : 0) | pixel; + } + } + return bitmap; + } + function decodeBitmap(mmr, width, height, templateIndex, prediction, skip, at, decodingContext) { + if (mmr) { + error('JBIG2 error: MMR encoding is not supported'); + } + if (templateIndex === 0 && !skip && !prediction && at.length === 4 && at[0].x === 3 && at[0].y === -1 && at[1].x === -3 && at[1].y === -1 && at[2].x === 2 && at[2].y === -2 && at[3].x === -2 && at[3].y === -2) { + return decodeBitmapTemplate0(width, height, decodingContext); + } + var useskip = !!skip; + var template = CodingTemplates[templateIndex].concat(at); + template.sort(function (a, b) { + return a.y - b.y || a.x - b.x; + }); + var templateLength = template.length; + var templateX = new Int8Array(templateLength); + var templateY = new Int8Array(templateLength); + var changingTemplateEntries = []; + var reuseMask = 0, minX = 0, maxX = 0, minY = 0; + var c, k; + for (k = 0; k < templateLength; k++) { + templateX[k] = template[k].x; + templateY[k] = template[k].y; + minX = Math.min(minX, template[k].x); + maxX = Math.max(maxX, template[k].x); + minY = Math.min(minY, template[k].y); + if (k < templateLength - 1 && template[k].y === template[k + 1].y && template[k].x === template[k + 1].x - 1) { + reuseMask |= 1 << templateLength - 1 - k; + } else { + changingTemplateEntries.push(k); + } + } + var changingEntriesLength = changingTemplateEntries.length; + var changingTemplateX = new Int8Array(changingEntriesLength); + var changingTemplateY = new Int8Array(changingEntriesLength); + var changingTemplateBit = new Uint16Array(changingEntriesLength); + for (c = 0; c < changingEntriesLength; c++) { + k = changingTemplateEntries[c]; + changingTemplateX[c] = template[k].x; + changingTemplateY[c] = template[k].y; + changingTemplateBit[c] = 1 << templateLength - 1 - k; + } + var sbb_left = -minX; + var sbb_top = -minY; + var sbb_right = width - maxX; + var pseudoPixelContext = ReusedContexts[templateIndex]; + var row = new Uint8Array(width); + var bitmap = []; + var decoder = decodingContext.decoder; + var contexts = decodingContext.contextCache.getContexts('GB'); + var ltp = 0, j, i0, j0, contextLabel = 0, bit, shift; + for (var i = 0; i < height; i++) { + if (prediction) { + var sltp = decoder.readBit(contexts, pseudoPixelContext); + ltp ^= sltp; + if (ltp) { + bitmap.push(row); + continue; + } + } + row = new Uint8Array(row); + bitmap.push(row); + for (j = 0; j < width; j++) { + if (useskip && skip[i][j]) { + row[j] = 0; + continue; + } + if (j >= sbb_left && j < sbb_right && i >= sbb_top) { + contextLabel = contextLabel << 1 & reuseMask; + for (k = 0; k < changingEntriesLength; k++) { + i0 = i + changingTemplateY[k]; + j0 = j + changingTemplateX[k]; + bit = bitmap[i0][j0]; + if (bit) { + bit = changingTemplateBit[k]; + contextLabel |= bit; + } + } + } else { + contextLabel = 0; + shift = templateLength - 1; + for (k = 0; k < templateLength; k++, shift--) { + j0 = j + templateX[k]; + if (j0 >= 0 && j0 < width) { + i0 = i + templateY[k]; + if (i0 >= 0) { + bit = bitmap[i0][j0]; + if (bit) { + contextLabel |= bit << shift; + } + } + } + } + } + var pixel = decoder.readBit(contexts, contextLabel); + row[j] = pixel; + } + } + return bitmap; + } + function decodeRefinement(width, height, templateIndex, referenceBitmap, offsetX, offsetY, prediction, at, decodingContext) { + var codingTemplate = RefinementTemplates[templateIndex].coding; + if (templateIndex === 0) { + codingTemplate = codingTemplate.concat([at[0]]); + } + var codingTemplateLength = codingTemplate.length; + var codingTemplateX = new Int32Array(codingTemplateLength); + var codingTemplateY = new Int32Array(codingTemplateLength); + var k; + for (k = 0; k < codingTemplateLength; k++) { + codingTemplateX[k] = codingTemplate[k].x; + codingTemplateY[k] = codingTemplate[k].y; + } + var referenceTemplate = RefinementTemplates[templateIndex].reference; + if (templateIndex === 0) { + referenceTemplate = referenceTemplate.concat([at[1]]); + } + var referenceTemplateLength = referenceTemplate.length; + var referenceTemplateX = new Int32Array(referenceTemplateLength); + var referenceTemplateY = new Int32Array(referenceTemplateLength); + for (k = 0; k < referenceTemplateLength; k++) { + referenceTemplateX[k] = referenceTemplate[k].x; + referenceTemplateY[k] = referenceTemplate[k].y; + } + var referenceWidth = referenceBitmap[0].length; + var referenceHeight = referenceBitmap.length; + var pseudoPixelContext = RefinementReusedContexts[templateIndex]; + var bitmap = []; + var decoder = decodingContext.decoder; + var contexts = decodingContext.contextCache.getContexts('GR'); + var ltp = 0; + for (var i = 0; i < height; i++) { + if (prediction) { + var sltp = decoder.readBit(contexts, pseudoPixelContext); + ltp ^= sltp; + if (ltp) { + error('JBIG2 error: prediction is not supported'); + } + } + var row = new Uint8Array(width); + bitmap.push(row); + for (var j = 0; j < width; j++) { + var i0, j0; + var contextLabel = 0; + for (k = 0; k < codingTemplateLength; k++) { + i0 = i + codingTemplateY[k]; + j0 = j + codingTemplateX[k]; + if (i0 < 0 || j0 < 0 || j0 >= width) { + contextLabel <<= 1; + } else + { + contextLabel = contextLabel << 1 | bitmap[i0][j0]; + } + } + for (k = 0; k < referenceTemplateLength; k++) { + i0 = i + referenceTemplateY[k] + offsetY; + j0 = j + referenceTemplateX[k] + offsetX; + if (i0 < 0 || i0 >= referenceHeight || j0 < 0 || j0 >= referenceWidth) { + contextLabel <<= 1; + } else + { + contextLabel = contextLabel << 1 | referenceBitmap[i0][j0]; + } + } + var pixel = decoder.readBit(contexts, contextLabel); + row[j] = pixel; + } + } + return bitmap; + } + function decodeSymbolDictionary(huffman, refinement, symbols, numberOfNewSymbols, numberOfExportedSymbols, huffmanTables, templateIndex, at, refinementTemplateIndex, refinementAt, decodingContext) { + if (huffman) { + error('JBIG2 error: huffman is not supported'); + } + var newSymbols = []; + var currentHeight = 0; + var symbolCodeLength = log2(symbols.length + numberOfNewSymbols); + var decoder = decodingContext.decoder; + var contextCache = decodingContext.contextCache; + while (newSymbols.length < numberOfNewSymbols) { + var deltaHeight = decodeInteger(contextCache, 'IADH', decoder); + currentHeight += deltaHeight; + var currentWidth = 0; + var totalWidth = 0; + while (true) { + var deltaWidth = decodeInteger(contextCache, 'IADW', decoder); + if (deltaWidth === null) { + break; + } + currentWidth += deltaWidth; + totalWidth += currentWidth; + var bitmap; + if (refinement) { + var numberOfInstances = decodeInteger(contextCache, 'IAAI', decoder); + if (numberOfInstances > 1) { + bitmap = decodeTextRegion(huffman, refinement, currentWidth, currentHeight, 0, numberOfInstances, 1, symbols.concat(newSymbols), symbolCodeLength, 0, 0, 1, 0, huffmanTables, refinementTemplateIndex, refinementAt, decodingContext); + } else { + var symbolId = decodeIAID(contextCache, decoder, symbolCodeLength); + var rdx = decodeInteger(contextCache, 'IARDX', decoder); + var rdy = decodeInteger(contextCache, 'IARDY', decoder); + var symbol = symbolId < symbols.length ? symbols[symbolId] : newSymbols[symbolId - symbols.length]; + bitmap = decodeRefinement(currentWidth, currentHeight, refinementTemplateIndex, symbol, rdx, rdy, false, refinementAt, decodingContext); + } + } else { + bitmap = decodeBitmap(false, currentWidth, currentHeight, templateIndex, false, null, at, decodingContext); + } + newSymbols.push(bitmap); + } + } + var exportedSymbols = []; + var flags = [], currentFlag = false; + var totalSymbolsLength = symbols.length + numberOfNewSymbols; + while (flags.length < totalSymbolsLength) { + var runLength = decodeInteger(contextCache, 'IAEX', decoder); + while (runLength--) { + flags.push(currentFlag); + } + currentFlag = !currentFlag; + } + for (var i = 0, ii = symbols.length; i < ii; i++) { + if (flags[i]) { + exportedSymbols.push(symbols[i]); + } + } + for (var j = 0; j < numberOfNewSymbols; i++, j++) { + if (flags[i]) { + exportedSymbols.push(newSymbols[j]); + } + } + return exportedSymbols; + } + function decodeTextRegion(huffman, refinement, width, height, defaultPixelValue, numberOfSymbolInstances, stripSize, inputSymbols, symbolCodeLength, transposed, dsOffset, referenceCorner, combinationOperator, huffmanTables, refinementTemplateIndex, refinementAt, decodingContext) { + if (huffman) { + error('JBIG2 error: huffman is not supported'); + } + var bitmap = []; + var i, row; + for (i = 0; i < height; i++) { + row = new Uint8Array(width); + if (defaultPixelValue) { + for (var j = 0; j < width; j++) { + row[j] = defaultPixelValue; + } + } + bitmap.push(row); + } + var decoder = decodingContext.decoder; + var contextCache = decodingContext.contextCache; + var stripT = -decodeInteger(contextCache, 'IADT', decoder); + var firstS = 0; + i = 0; + while (i < numberOfSymbolInstances) { + var deltaT = decodeInteger(contextCache, 'IADT', decoder); + stripT += deltaT; + var deltaFirstS = decodeInteger(contextCache, 'IAFS', decoder); + firstS += deltaFirstS; + var currentS = firstS; + do { + var currentT = stripSize === 1 ? 0 : decodeInteger(contextCache, 'IAIT', decoder); + var t = stripSize * stripT + currentT; + var symbolId = decodeIAID(contextCache, decoder, symbolCodeLength); + var applyRefinement = refinement && decodeInteger(contextCache, 'IARI', decoder); + var symbolBitmap = inputSymbols[symbolId]; + var symbolWidth = symbolBitmap[0].length; + var symbolHeight = symbolBitmap.length; + if (applyRefinement) { + var rdw = decodeInteger(contextCache, 'IARDW', decoder); + var rdh = decodeInteger(contextCache, 'IARDH', decoder); + var rdx = decodeInteger(contextCache, 'IARDX', decoder); + var rdy = decodeInteger(contextCache, 'IARDY', decoder); + symbolWidth += rdw; + symbolHeight += rdh; + symbolBitmap = decodeRefinement(symbolWidth, symbolHeight, refinementTemplateIndex, symbolBitmap, (rdw >> 1) + rdx, (rdh >> 1) + rdy, false, refinementAt, decodingContext); + } + var offsetT = t - (referenceCorner & 1 ? 0 : symbolHeight); + var offsetS = currentS - (referenceCorner & 2 ? symbolWidth : 0); + var s2, t2, symbolRow; + if (transposed) { + for (s2 = 0; s2 < symbolHeight; s2++) { + row = bitmap[offsetS + s2]; + if (!row) { + continue; + } + symbolRow = symbolBitmap[s2]; + var maxWidth = Math.min(width - offsetT, symbolWidth); + switch (combinationOperator) { + case 0: + for (t2 = 0; t2 < maxWidth; t2++) { + row[offsetT + t2] |= symbolRow[t2]; + } + break; + case 2: + for (t2 = 0; t2 < maxWidth; t2++) { + row[offsetT + t2] ^= symbolRow[t2]; + } + break; + default: + error('JBIG2 error: operator ' + combinationOperator + ' is not supported'); + } + } + currentS += symbolHeight - 1; + } else { + for (t2 = 0; t2 < symbolHeight; t2++) { + row = bitmap[offsetT + t2]; + if (!row) { + continue; + } + symbolRow = symbolBitmap[t2]; + switch (combinationOperator) { + case 0: + for (s2 = 0; s2 < symbolWidth; s2++) { + row[offsetS + s2] |= symbolRow[s2]; + } + break; + case 2: + for (s2 = 0; s2 < symbolWidth; s2++) { + row[offsetS + s2] ^= symbolRow[s2]; + } + break; + default: + error('JBIG2 error: operator ' + combinationOperator + ' is not supported'); + } + } + currentS += symbolWidth - 1; + } + i++; + var deltaS = decodeInteger(contextCache, 'IADS', decoder); + if (deltaS === null) { + break; + } + currentS += deltaS + dsOffset; + } while (true); + } + return bitmap; + } + function readSegmentHeader(data, start) { + var segmentHeader = {}; + segmentHeader.number = readUint32(data, start); + var flags = data[start + 4]; + var segmentType = flags & 0x3F; + if (!SegmentTypes[segmentType]) { + error('JBIG2 error: invalid segment type: ' + segmentType); + } + segmentHeader.type = segmentType; + segmentHeader.typeName = SegmentTypes[segmentType]; + segmentHeader.deferredNonRetain = !!(flags & 0x80); + var pageAssociationFieldSize = !!(flags & 0x40); + var referredFlags = data[start + 5]; + var referredToCount = referredFlags >> 5 & 7; + var retainBits = [referredFlags & 31]; + var position = start + 6; + if (referredFlags === 7) { + referredToCount = readUint32(data, position - 1) & 0x1FFFFFFF; + position += 3; + var bytes = referredToCount + 7 >> 3; + retainBits[0] = data[position++]; + while (--bytes > 0) { + retainBits.push(data[position++]); + } + } else if (referredFlags === 5 || referredFlags === 6) { + error('JBIG2 error: invalid referred-to flags'); + } + segmentHeader.retainBits = retainBits; + var referredToSegmentNumberSize = segmentHeader.number <= 256 ? 1 : segmentHeader.number <= 65536 ? 2 : 4; + var referredTo = []; + var i, ii; + for (i = 0; i < referredToCount; i++) { + var number = referredToSegmentNumberSize === 1 ? data[position] : referredToSegmentNumberSize === 2 ? readUint16(data, position) : readUint32(data, position); + referredTo.push(number); + position += referredToSegmentNumberSize; + } + segmentHeader.referredTo = referredTo; + if (!pageAssociationFieldSize) { + segmentHeader.pageAssociation = data[position++]; + } else { + segmentHeader.pageAssociation = readUint32(data, position); + position += 4; + } + segmentHeader.length = readUint32(data, position); + position += 4; + if (segmentHeader.length === 0xFFFFFFFF) { + if (segmentType === 38) { + var genericRegionInfo = readRegionSegmentInformation(data, position); + var genericRegionSegmentFlags = data[position + RegionSegmentInformationFieldLength]; + var genericRegionMmr = !!(genericRegionSegmentFlags & 1); + var searchPatternLength = 6; + var searchPattern = new Uint8Array(searchPatternLength); + if (!genericRegionMmr) { + searchPattern[0] = 0xFF; + searchPattern[1] = 0xAC; + } + searchPattern[2] = genericRegionInfo.height >>> 24 & 0xFF; + searchPattern[3] = genericRegionInfo.height >> 16 & 0xFF; + searchPattern[4] = genericRegionInfo.height >> 8 & 0xFF; + searchPattern[5] = genericRegionInfo.height & 0xFF; + for (i = position, ii = data.length; i < ii; i++) { + var j = 0; + while (j < searchPatternLength && searchPattern[j] === data[i + j]) { + j++; + } + if (j === searchPatternLength) { + segmentHeader.length = i + searchPatternLength; + break; + } + } + if (segmentHeader.length === 0xFFFFFFFF) { + error('JBIG2 error: segment end was not found'); + } + } else { + error('JBIG2 error: invalid unknown segment length'); + } + } + segmentHeader.headerEnd = position; + return segmentHeader; + } + function readSegments(header, data, start, end) { + var segments = []; + var position = start; + while (position < end) { + var segmentHeader = readSegmentHeader(data, position); + position = segmentHeader.headerEnd; + var segment = { + header: segmentHeader, + data: data + }; + if (!header.randomAccess) { + segment.start = position; + position += segmentHeader.length; + segment.end = position; + } + segments.push(segment); + if (segmentHeader.type === 51) { + break; + } + } + if (header.randomAccess) { + for (var i = 0, ii = segments.length; i < ii; i++) { + segments[i].start = position; + position += segments[i].header.length; + segments[i].end = position; + } + } + return segments; + } + function readRegionSegmentInformation(data, start) { + return { + width: readUint32(data, start), + height: readUint32(data, start + 4), + x: readUint32(data, start + 8), + y: readUint32(data, start + 12), + combinationOperator: data[start + 16] & 7 + }; + } + var RegionSegmentInformationFieldLength = 17; + function processSegment(segment, visitor) { + var header = segment.header; + var data = segment.data, position = segment.start, end = segment.end; + var args, at, i, atLength; + switch (header.type) { + case 0: + var dictionary = {}; + var dictionaryFlags = readUint16(data, position); + dictionary.huffman = !!(dictionaryFlags & 1); + dictionary.refinement = !!(dictionaryFlags & 2); + dictionary.huffmanDHSelector = dictionaryFlags >> 2 & 3; + dictionary.huffmanDWSelector = dictionaryFlags >> 4 & 3; + dictionary.bitmapSizeSelector = dictionaryFlags >> 6 & 1; + dictionary.aggregationInstancesSelector = dictionaryFlags >> 7 & 1; + dictionary.bitmapCodingContextUsed = !!(dictionaryFlags & 256); + dictionary.bitmapCodingContextRetained = !!(dictionaryFlags & 512); + dictionary.template = dictionaryFlags >> 10 & 3; + dictionary.refinementTemplate = dictionaryFlags >> 12 & 1; + position += 2; + if (!dictionary.huffman) { + atLength = dictionary.template === 0 ? 4 : 1; + at = []; + for (i = 0; i < atLength; i++) { + at.push({ + x: readInt8(data, position), + y: readInt8(data, position + 1) + }); + position += 2; + } + dictionary.at = at; + } + if (dictionary.refinement && !dictionary.refinementTemplate) { + at = []; + for (i = 0; i < 2; i++) { + at.push({ + x: readInt8(data, position), + y: readInt8(data, position + 1) + }); + position += 2; + } + dictionary.refinementAt = at; + } + dictionary.numberOfExportedSymbols = readUint32(data, position); + position += 4; + dictionary.numberOfNewSymbols = readUint32(data, position); + position += 4; + args = [ + dictionary, + header.number, + header.referredTo, + data, + position, + end + ]; + break; + case 6: + case 7: + var textRegion = {}; + textRegion.info = readRegionSegmentInformation(data, position); + position += RegionSegmentInformationFieldLength; + var textRegionSegmentFlags = readUint16(data, position); + position += 2; + textRegion.huffman = !!(textRegionSegmentFlags & 1); + textRegion.refinement = !!(textRegionSegmentFlags & 2); + textRegion.stripSize = 1 << (textRegionSegmentFlags >> 2 & 3); + textRegion.referenceCorner = textRegionSegmentFlags >> 4 & 3; + textRegion.transposed = !!(textRegionSegmentFlags & 64); + textRegion.combinationOperator = textRegionSegmentFlags >> 7 & 3; + textRegion.defaultPixelValue = textRegionSegmentFlags >> 9 & 1; + textRegion.dsOffset = textRegionSegmentFlags << 17 >> 27; + textRegion.refinementTemplate = textRegionSegmentFlags >> 15 & 1; + if (textRegion.huffman) { + var textRegionHuffmanFlags = readUint16(data, position); + position += 2; + textRegion.huffmanFS = textRegionHuffmanFlags & 3; + textRegion.huffmanDS = textRegionHuffmanFlags >> 2 & 3; + textRegion.huffmanDT = textRegionHuffmanFlags >> 4 & 3; + textRegion.huffmanRefinementDW = textRegionHuffmanFlags >> 6 & 3; + textRegion.huffmanRefinementDH = textRegionHuffmanFlags >> 8 & 3; + textRegion.huffmanRefinementDX = textRegionHuffmanFlags >> 10 & 3; + textRegion.huffmanRefinementDY = textRegionHuffmanFlags >> 12 & 3; + textRegion.huffmanRefinementSizeSelector = !!(textRegionHuffmanFlags & 14); + } + if (textRegion.refinement && !textRegion.refinementTemplate) { + at = []; + for (i = 0; i < 2; i++) { + at.push({ + x: readInt8(data, position), + y: readInt8(data, position + 1) + }); + position += 2; + } + textRegion.refinementAt = at; + } + textRegion.numberOfSymbolInstances = readUint32(data, position); + position += 4; + if (textRegion.huffman) { + error('JBIG2 error: huffman is not supported'); + } + args = [ + textRegion, + header.referredTo, + data, + position, + end + ]; + break; + case 38: + case 39: + var genericRegion = {}; + genericRegion.info = readRegionSegmentInformation(data, position); + position += RegionSegmentInformationFieldLength; + var genericRegionSegmentFlags = data[position++]; + genericRegion.mmr = !!(genericRegionSegmentFlags & 1); + genericRegion.template = genericRegionSegmentFlags >> 1 & 3; + genericRegion.prediction = !!(genericRegionSegmentFlags & 8); + if (!genericRegion.mmr) { + atLength = genericRegion.template === 0 ? 4 : 1; + at = []; + for (i = 0; i < atLength; i++) { + at.push({ + x: readInt8(data, position), + y: readInt8(data, position + 1) + }); + position += 2; + } + genericRegion.at = at; + } + args = [ + genericRegion, + data, + position, + end + ]; + break; + case 48: + var pageInfo = { + width: readUint32(data, position), + height: readUint32(data, position + 4), + resolutionX: readUint32(data, position + 8), + resolutionY: readUint32(data, position + 12) + }; + if (pageInfo.height === 0xFFFFFFFF) { + delete pageInfo.height; + } + var pageSegmentFlags = data[position + 16]; + var pageStripingInformation = readUint16(data, position + 17); + pageInfo.lossless = !!(pageSegmentFlags & 1); + pageInfo.refinement = !!(pageSegmentFlags & 2); + pageInfo.defaultPixelValue = pageSegmentFlags >> 2 & 1; + pageInfo.combinationOperator = pageSegmentFlags >> 3 & 3; + pageInfo.requiresBuffer = !!(pageSegmentFlags & 32); + pageInfo.combinationOperatorOverride = !!(pageSegmentFlags & 64); + args = [pageInfo]; + break; + case 49: + break; + case 50: + break; + case 51: + break; + case 62: + break; + default: + error('JBIG2 error: segment type ' + header.typeName + '(' + header.type + ') is not implemented'); + } + var callbackName = 'on' + header.typeName; + if (callbackName in visitor) { + visitor[callbackName].apply(visitor, args); + } + } + function processSegments(segments, visitor) { + for (var i = 0, ii = segments.length; i < ii; i++) { + processSegment(segments[i], visitor); + } + } + function parseJbig2(data, start, end) { + var position = start; + if (data[position] !== 0x97 || data[position + 1] !== 0x4A || data[position + 2] !== 0x42 || data[position + 3] !== 0x32 || data[position + 4] !== 0x0D || data[position + 5] !== 0x0A || data[position + 6] !== 0x1A || data[position + 7] !== 0x0A) { + error('JBIG2 error: invalid header'); + } + var header = {}; + position += 8; + var flags = data[position++]; + header.randomAccess = !(flags & 1); + if (!(flags & 2)) { + header.numberOfPages = readUint32(data, position); + position += 4; + } + var segments = readSegments(header, data, position, end); + error('Not implemented'); + } + function parseJbig2Chunks(chunks) { + var visitor = new SimpleSegmentVisitor(); + for (var i = 0, ii = chunks.length; i < ii; i++) { + var chunk = chunks[i]; + var segments = readSegments({}, chunk.data, chunk.start, chunk.end); + processSegments(segments, visitor); + } + return visitor.buffer; + } + function SimpleSegmentVisitor() { + } + SimpleSegmentVisitor.prototype = { + onPageInformation: function SimpleSegmentVisitor_onPageInformation(info) { + this.currentPageInfo = info; + var rowSize = info.width + 7 >> 3; + var buffer = new Uint8Array(rowSize * info.height); + if (info.defaultPixelValue) { + for (var i = 0, ii = buffer.length; i < ii; i++) { + buffer[i] = 0xFF; + } + } + this.buffer = buffer; + }, + drawBitmap: function SimpleSegmentVisitor_drawBitmap(regionInfo, bitmap) { + var pageInfo = this.currentPageInfo; + var width = regionInfo.width, height = regionInfo.height; + var rowSize = pageInfo.width + 7 >> 3; + var combinationOperator = pageInfo.combinationOperatorOverride ? regionInfo.combinationOperator : pageInfo.combinationOperator; + var buffer = this.buffer; + var mask0 = 128 >> (regionInfo.x & 7); + var offset0 = regionInfo.y * rowSize + (regionInfo.x >> 3); + var i, j, mask, offset; + switch (combinationOperator) { + case 0: + for (i = 0; i < height; i++) { + mask = mask0; + offset = offset0; + for (j = 0; j < width; j++) { + if (bitmap[i][j]) { + buffer[offset] |= mask; + } + mask >>= 1; + if (!mask) { + mask = 128; + offset++; + } + } + offset0 += rowSize; + } + break; + case 2: + for (i = 0; i < height; i++) { + mask = mask0; + offset = offset0; + for (j = 0; j < width; j++) { + if (bitmap[i][j]) { + buffer[offset] ^= mask; + } + mask >>= 1; + if (!mask) { + mask = 128; + offset++; + } + } + offset0 += rowSize; + } + break; + default: + error('JBIG2 error: operator ' + combinationOperator + ' is not supported'); + } + }, + onImmediateGenericRegion: function SimpleSegmentVisitor_onImmediateGenericRegion(region, data, start, end) { + var regionInfo = region.info; + var decodingContext = new DecodingContext(data, start, end); + var bitmap = decodeBitmap(region.mmr, regionInfo.width, regionInfo.height, region.template, region.prediction, null, region.at, decodingContext); + this.drawBitmap(regionInfo, bitmap); + }, + onImmediateLosslessGenericRegion: function SimpleSegmentVisitor_onImmediateLosslessGenericRegion() { + this.onImmediateGenericRegion.apply(this, arguments); + }, + onSymbolDictionary: function SimpleSegmentVisitor_onSymbolDictionary(dictionary, currentSegment, referredSegments, data, start, end) { + var huffmanTables; + if (dictionary.huffman) { + error('JBIG2 error: huffman is not supported'); + } + var symbols = this.symbols; + if (!symbols) { + this.symbols = symbols = {}; + } + var inputSymbols = []; + for (var i = 0, ii = referredSegments.length; i < ii; i++) { + inputSymbols = inputSymbols.concat(symbols[referredSegments[i]]); + } + var decodingContext = new DecodingContext(data, start, end); + symbols[currentSegment] = decodeSymbolDictionary(dictionary.huffman, dictionary.refinement, inputSymbols, dictionary.numberOfNewSymbols, dictionary.numberOfExportedSymbols, huffmanTables, dictionary.template, dictionary.at, dictionary.refinementTemplate, dictionary.refinementAt, decodingContext); + }, + onImmediateTextRegion: function SimpleSegmentVisitor_onImmediateTextRegion(region, referredSegments, data, start, end) { + var regionInfo = region.info; + var huffmanTables; + var symbols = this.symbols; + var inputSymbols = []; + for (var i = 0, ii = referredSegments.length; i < ii; i++) { + inputSymbols = inputSymbols.concat(symbols[referredSegments[i]]); + } + var symbolCodeLength = log2(inputSymbols.length); + var decodingContext = new DecodingContext(data, start, end); + var bitmap = decodeTextRegion(region.huffman, region.refinement, regionInfo.width, regionInfo.height, region.defaultPixelValue, region.numberOfSymbolInstances, region.stripSize, inputSymbols, symbolCodeLength, region.transposed, region.dsOffset, region.referenceCorner, region.combinationOperator, huffmanTables, region.refinementTemplate, region.refinementAt, decodingContext); + this.drawBitmap(regionInfo, bitmap); + }, + onImmediateLosslessTextRegion: function SimpleSegmentVisitor_onImmediateLosslessTextRegion() { + this.onImmediateTextRegion.apply(this, arguments); + } + }; + function Jbig2Image() { + } + Jbig2Image.prototype = { + parseChunks: function Jbig2Image_parseChunks(chunks) { + return parseJbig2Chunks(chunks); + } + }; + return Jbig2Image; + }(); + exports.Jbig2Image = Jbig2Image; + })); + (function (root, factory) { + factory(root.pdfjsCoreJpg = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var error = sharedUtil.error; + var JpegImage = function JpegImageClosure() { + var dctZigZag = new Uint8Array([ + 0, + 1, + 8, + 16, + 9, + 2, + 3, + 10, + 17, + 24, + 32, + 25, + 18, + 11, + 4, + 5, + 12, + 19, + 26, + 33, + 40, + 48, + 41, + 34, + 27, + 20, + 13, + 6, + 7, + 14, + 21, + 28, + 35, + 42, + 49, + 56, + 57, + 50, + 43, + 36, + 29, + 22, + 15, + 23, + 30, + 37, + 44, + 51, + 58, + 59, + 52, + 45, + 38, + 31, + 39, + 46, + 53, + 60, + 61, + 54, + 47, + 55, + 62, + 63 + ]); + var dctCos1 = 4017; + var dctSin1 = 799; + var dctCos3 = 3406; + var dctSin3 = 2276; + var dctCos6 = 1567; + var dctSin6 = 3784; + var dctSqrt2 = 5793; + var dctSqrt1d2 = 2896; + function JpegImage() { + this.decodeTransform = null; + this.colorTransform = -1; + } + function buildHuffmanTable(codeLengths, values) { + var k = 0, code = [], i, j, length = 16; + while (length > 0 && !codeLengths[length - 1]) { + length--; + } + code.push({ + children: [], + index: 0 + }); + var p = code[0], q; + for (i = 0; i < length; i++) { + for (j = 0; j < codeLengths[i]; j++) { + p = code.pop(); + p.children[p.index] = values[k]; + while (p.index > 0) { + p = code.pop(); + } + p.index++; + code.push(p); + while (code.length <= i) { + code.push(q = { + children: [], + index: 0 + }); + p.children[p.index] = q.children; + p = q; + } + k++; + } + if (i + 1 < length) { + code.push(q = { + children: [], + index: 0 + }); + p.children[p.index] = q.children; + p = q; + } + } + return code[0].children; + } + function getBlockBufferOffset(component, row, col) { + return 64 * ((component.blocksPerLine + 1) * row + col); + } + function decodeScan(data, offset, frame, components, resetInterval, spectralStart, spectralEnd, successivePrev, successive) { + var mcusPerLine = frame.mcusPerLine; + var progressive = frame.progressive; + var startOffset = offset, bitsData = 0, bitsCount = 0; + function readBit() { + if (bitsCount > 0) { + bitsCount--; + return bitsData >> bitsCount & 1; + } + bitsData = data[offset++]; + if (bitsData === 0xFF) { + var nextByte = data[offset++]; + if (nextByte) { + error('JPEG error: unexpected marker ' + (bitsData << 8 | nextByte).toString(16)); + } + } + bitsCount = 7; + return bitsData >>> 7; + } + function decodeHuffman(tree) { + var node = tree; + while (true) { + node = node[readBit()]; + if (typeof node === 'number') { + return node; + } + if (typeof node !== 'object') { + error('JPEG error: invalid huffman sequence'); + } + } + } + function receive(length) { + var n = 0; + while (length > 0) { + n = n << 1 | readBit(); + length--; + } + return n; + } + function receiveAndExtend(length) { + if (length === 1) { + return readBit() === 1 ? 1 : -1; + } + var n = receive(length); + if (n >= 1 << length - 1) { + return n; + } + return n + (-1 << length) + 1; + } + function decodeBaseline(component, offset) { + var t = decodeHuffman(component.huffmanTableDC); + var diff = t === 0 ? 0 : receiveAndExtend(t); + component.blockData[offset] = component.pred += diff; + var k = 1; + while (k < 64) { + var rs = decodeHuffman(component.huffmanTableAC); + var s = rs & 15, r = rs >> 4; + if (s === 0) { + if (r < 15) { + break; + } + k += 16; + continue; + } + k += r; + var z = dctZigZag[k]; + component.blockData[offset + z] = receiveAndExtend(s); + k++; + } + } + function decodeDCFirst(component, offset) { + var t = decodeHuffman(component.huffmanTableDC); + var diff = t === 0 ? 0 : receiveAndExtend(t) << successive; + component.blockData[offset] = component.pred += diff; + } + function decodeDCSuccessive(component, offset) { + component.blockData[offset] |= readBit() << successive; + } + var eobrun = 0; + function decodeACFirst(component, offset) { + if (eobrun > 0) { + eobrun--; + return; + } + var k = spectralStart, e = spectralEnd; + while (k <= e) { + var rs = decodeHuffman(component.huffmanTableAC); + var s = rs & 15, r = rs >> 4; + if (s === 0) { + if (r < 15) { + eobrun = receive(r) + (1 << r) - 1; + break; + } + k += 16; + continue; + } + k += r; + var z = dctZigZag[k]; + component.blockData[offset + z] = receiveAndExtend(s) * (1 << successive); + k++; + } + } + var successiveACState = 0, successiveACNextValue; + function decodeACSuccessive(component, offset) { + var k = spectralStart; + var e = spectralEnd; + var r = 0; + var s; + var rs; + while (k <= e) { + var z = dctZigZag[k]; + switch (successiveACState) { + case 0: + rs = decodeHuffman(component.huffmanTableAC); + s = rs & 15; + r = rs >> 4; + if (s === 0) { + if (r < 15) { + eobrun = receive(r) + (1 << r); + successiveACState = 4; + } else { + r = 16; + successiveACState = 1; + } + } else { + if (s !== 1) { + error('JPEG error: invalid ACn encoding'); + } + successiveACNextValue = receiveAndExtend(s); + successiveACState = r ? 2 : 3; + } + continue; + case 1: + case 2: + if (component.blockData[offset + z]) { + component.blockData[offset + z] += readBit() << successive; + } else { + r--; + if (r === 0) { + successiveACState = successiveACState === 2 ? 3 : 0; + } + } + break; + case 3: + if (component.blockData[offset + z]) { + component.blockData[offset + z] += readBit() << successive; + } else { + component.blockData[offset + z] = successiveACNextValue << successive; + successiveACState = 0; + } + break; + case 4: + if (component.blockData[offset + z]) { + component.blockData[offset + z] += readBit() << successive; + } + break; + } + k++; + } + if (successiveACState === 4) { + eobrun--; + if (eobrun === 0) { + successiveACState = 0; + } + } + } + function decodeMcu(component, decode, mcu, row, col) { + var mcuRow = mcu / mcusPerLine | 0; + var mcuCol = mcu % mcusPerLine; + var blockRow = mcuRow * component.v + row; + var blockCol = mcuCol * component.h + col; + var offset = getBlockBufferOffset(component, blockRow, blockCol); + decode(component, offset); + } + function decodeBlock(component, decode, mcu) { + var blockRow = mcu / component.blocksPerLine | 0; + var blockCol = mcu % component.blocksPerLine; + var offset = getBlockBufferOffset(component, blockRow, blockCol); + decode(component, offset); + } + var componentsLength = components.length; + var component, i, j, k, n; + var decodeFn; + if (progressive) { + if (spectralStart === 0) { + decodeFn = successivePrev === 0 ? decodeDCFirst : decodeDCSuccessive; + } else { + decodeFn = successivePrev === 0 ? decodeACFirst : decodeACSuccessive; + } + } else { + decodeFn = decodeBaseline; + } + var mcu = 0, marker; + var mcuExpected; + if (componentsLength === 1) { + mcuExpected = components[0].blocksPerLine * components[0].blocksPerColumn; + } else { + mcuExpected = mcusPerLine * frame.mcusPerColumn; + } + if (!resetInterval) { + resetInterval = mcuExpected; + } + var h, v; + while (mcu < mcuExpected) { + for (i = 0; i < componentsLength; i++) { + components[i].pred = 0; + } + eobrun = 0; + if (componentsLength === 1) { + component = components[0]; + for (n = 0; n < resetInterval; n++) { + decodeBlock(component, decodeFn, mcu); + mcu++; + } + } else { + for (n = 0; n < resetInterval; n++) { + for (i = 0; i < componentsLength; i++) { + component = components[i]; + h = component.h; + v = component.v; + for (j = 0; j < v; j++) { + for (k = 0; k < h; k++) { + decodeMcu(component, decodeFn, mcu, j, k); + } + } + } + mcu++; + } + } + bitsCount = 0; + marker = data[offset] << 8 | data[offset + 1]; + while (data[offset] === 0x00 && offset < data.length - 1) { + offset++; + marker = data[offset] << 8 | data[offset + 1]; + } + if (marker <= 0xFF00) { + error('JPEG error: marker was not found'); + } + if (marker >= 0xFFD0 && marker <= 0xFFD7) { + offset += 2; + } else { + break; + } + } + return offset - startOffset; + } + function quantizeAndInverse(component, blockBufferOffset, p) { + var qt = component.quantizationTable, blockData = component.blockData; + var v0, v1, v2, v3, v4, v5, v6, v7; + var p0, p1, p2, p3, p4, p5, p6, p7; + var t; + if (!qt) { + error('JPEG error: missing required Quantization Table.'); + } + for (var row = 0; row < 64; row += 8) { + p0 = blockData[blockBufferOffset + row]; + p1 = blockData[blockBufferOffset + row + 1]; + p2 = blockData[blockBufferOffset + row + 2]; + p3 = blockData[blockBufferOffset + row + 3]; + p4 = blockData[blockBufferOffset + row + 4]; + p5 = blockData[blockBufferOffset + row + 5]; + p6 = blockData[blockBufferOffset + row + 6]; + p7 = blockData[blockBufferOffset + row + 7]; + p0 *= qt[row]; + if ((p1 | p2 | p3 | p4 | p5 | p6 | p7) === 0) { + t = dctSqrt2 * p0 + 512 >> 10; + p[row] = t; + p[row + 1] = t; + p[row + 2] = t; + p[row + 3] = t; + p[row + 4] = t; + p[row + 5] = t; + p[row + 6] = t; + p[row + 7] = t; + continue; + } + p1 *= qt[row + 1]; + p2 *= qt[row + 2]; + p3 *= qt[row + 3]; + p4 *= qt[row + 4]; + p5 *= qt[row + 5]; + p6 *= qt[row + 6]; + p7 *= qt[row + 7]; + v0 = dctSqrt2 * p0 + 128 >> 8; + v1 = dctSqrt2 * p4 + 128 >> 8; + v2 = p2; + v3 = p6; + v4 = dctSqrt1d2 * (p1 - p7) + 128 >> 8; + v7 = dctSqrt1d2 * (p1 + p7) + 128 >> 8; + v5 = p3 << 4; + v6 = p5 << 4; + v0 = v0 + v1 + 1 >> 1; + v1 = v0 - v1; + t = v2 * dctSin6 + v3 * dctCos6 + 128 >> 8; + v2 = v2 * dctCos6 - v3 * dctSin6 + 128 >> 8; + v3 = t; + v4 = v4 + v6 + 1 >> 1; + v6 = v4 - v6; + v7 = v7 + v5 + 1 >> 1; + v5 = v7 - v5; + v0 = v0 + v3 + 1 >> 1; + v3 = v0 - v3; + v1 = v1 + v2 + 1 >> 1; + v2 = v1 - v2; + t = v4 * dctSin3 + v7 * dctCos3 + 2048 >> 12; + v4 = v4 * dctCos3 - v7 * dctSin3 + 2048 >> 12; + v7 = t; + t = v5 * dctSin1 + v6 * dctCos1 + 2048 >> 12; + v5 = v5 * dctCos1 - v6 * dctSin1 + 2048 >> 12; + v6 = t; + p[row] = v0 + v7; + p[row + 7] = v0 - v7; + p[row + 1] = v1 + v6; + p[row + 6] = v1 - v6; + p[row + 2] = v2 + v5; + p[row + 5] = v2 - v5; + p[row + 3] = v3 + v4; + p[row + 4] = v3 - v4; + } + for (var col = 0; col < 8; ++col) { + p0 = p[col]; + p1 = p[col + 8]; + p2 = p[col + 16]; + p3 = p[col + 24]; + p4 = p[col + 32]; + p5 = p[col + 40]; + p6 = p[col + 48]; + p7 = p[col + 56]; + if ((p1 | p2 | p3 | p4 | p5 | p6 | p7) === 0) { + t = dctSqrt2 * p0 + 8192 >> 14; + t = t < -2040 ? 0 : t >= 2024 ? 255 : t + 2056 >> 4; + blockData[blockBufferOffset + col] = t; + blockData[blockBufferOffset + col + 8] = t; + blockData[blockBufferOffset + col + 16] = t; + blockData[blockBufferOffset + col + 24] = t; + blockData[blockBufferOffset + col + 32] = t; + blockData[blockBufferOffset + col + 40] = t; + blockData[blockBufferOffset + col + 48] = t; + blockData[blockBufferOffset + col + 56] = t; + continue; + } + v0 = dctSqrt2 * p0 + 2048 >> 12; + v1 = dctSqrt2 * p4 + 2048 >> 12; + v2 = p2; + v3 = p6; + v4 = dctSqrt1d2 * (p1 - p7) + 2048 >> 12; + v7 = dctSqrt1d2 * (p1 + p7) + 2048 >> 12; + v5 = p3; + v6 = p5; + v0 = (v0 + v1 + 1 >> 1) + 4112; + v1 = v0 - v1; + t = v2 * dctSin6 + v3 * dctCos6 + 2048 >> 12; + v2 = v2 * dctCos6 - v3 * dctSin6 + 2048 >> 12; + v3 = t; + v4 = v4 + v6 + 1 >> 1; + v6 = v4 - v6; + v7 = v7 + v5 + 1 >> 1; + v5 = v7 - v5; + v0 = v0 + v3 + 1 >> 1; + v3 = v0 - v3; + v1 = v1 + v2 + 1 >> 1; + v2 = v1 - v2; + t = v4 * dctSin3 + v7 * dctCos3 + 2048 >> 12; + v4 = v4 * dctCos3 - v7 * dctSin3 + 2048 >> 12; + v7 = t; + t = v5 * dctSin1 + v6 * dctCos1 + 2048 >> 12; + v5 = v5 * dctCos1 - v6 * dctSin1 + 2048 >> 12; + v6 = t; + p0 = v0 + v7; + p7 = v0 - v7; + p1 = v1 + v6; + p6 = v1 - v6; + p2 = v2 + v5; + p5 = v2 - v5; + p3 = v3 + v4; + p4 = v3 - v4; + p0 = p0 < 16 ? 0 : p0 >= 4080 ? 255 : p0 >> 4; + p1 = p1 < 16 ? 0 : p1 >= 4080 ? 255 : p1 >> 4; + p2 = p2 < 16 ? 0 : p2 >= 4080 ? 255 : p2 >> 4; + p3 = p3 < 16 ? 0 : p3 >= 4080 ? 255 : p3 >> 4; + p4 = p4 < 16 ? 0 : p4 >= 4080 ? 255 : p4 >> 4; + p5 = p5 < 16 ? 0 : p5 >= 4080 ? 255 : p5 >> 4; + p6 = p6 < 16 ? 0 : p6 >= 4080 ? 255 : p6 >> 4; + p7 = p7 < 16 ? 0 : p7 >= 4080 ? 255 : p7 >> 4; + blockData[blockBufferOffset + col] = p0; + blockData[blockBufferOffset + col + 8] = p1; + blockData[blockBufferOffset + col + 16] = p2; + blockData[blockBufferOffset + col + 24] = p3; + blockData[blockBufferOffset + col + 32] = p4; + blockData[blockBufferOffset + col + 40] = p5; + blockData[blockBufferOffset + col + 48] = p6; + blockData[blockBufferOffset + col + 56] = p7; + } + } + function buildComponentData(frame, component) { + var blocksPerLine = component.blocksPerLine; + var blocksPerColumn = component.blocksPerColumn; + var computationBuffer = new Int16Array(64); + for (var blockRow = 0; blockRow < blocksPerColumn; blockRow++) { + for (var blockCol = 0; blockCol < blocksPerLine; blockCol++) { + var offset = getBlockBufferOffset(component, blockRow, blockCol); + quantizeAndInverse(component, offset, computationBuffer); + } + } + return component.blockData; + } + function clamp0to255(a) { + return a <= 0 ? 0 : a >= 255 ? 255 : a; + } + JpegImage.prototype = { + parse: function parse(data) { + function readUint16() { + var value = data[offset] << 8 | data[offset + 1]; + offset += 2; + return value; + } + function readDataBlock() { + var length = readUint16(); + var array = data.subarray(offset, offset + length - 2); + offset += array.length; + return array; + } + function prepareComponents(frame) { + var mcusPerLine = Math.ceil(frame.samplesPerLine / 8 / frame.maxH); + var mcusPerColumn = Math.ceil(frame.scanLines / 8 / frame.maxV); + for (var i = 0; i < frame.components.length; i++) { + component = frame.components[i]; + var blocksPerLine = Math.ceil(Math.ceil(frame.samplesPerLine / 8) * component.h / frame.maxH); + var blocksPerColumn = Math.ceil(Math.ceil(frame.scanLines / 8) * component.v / frame.maxV); + var blocksPerLineForMcu = mcusPerLine * component.h; + var blocksPerColumnForMcu = mcusPerColumn * component.v; + var blocksBufferSize = 64 * blocksPerColumnForMcu * (blocksPerLineForMcu + 1); + component.blockData = new Int16Array(blocksBufferSize); + component.blocksPerLine = blocksPerLine; + component.blocksPerColumn = blocksPerColumn; + } + frame.mcusPerLine = mcusPerLine; + frame.mcusPerColumn = mcusPerColumn; + } + var offset = 0; + var jfif = null; + var adobe = null; + var frame, resetInterval; + var quantizationTables = []; + var huffmanTablesAC = [], huffmanTablesDC = []; + var fileMarker = readUint16(); + if (fileMarker !== 0xFFD8) { + error('JPEG error: SOI not found'); + } + fileMarker = readUint16(); + while (fileMarker !== 0xFFD9) { + var i, j, l; + switch (fileMarker) { + case 0xFFE0: + case 0xFFE1: + case 0xFFE2: + case 0xFFE3: + case 0xFFE4: + case 0xFFE5: + case 0xFFE6: + case 0xFFE7: + case 0xFFE8: + case 0xFFE9: + case 0xFFEA: + case 0xFFEB: + case 0xFFEC: + case 0xFFED: + case 0xFFEE: + case 0xFFEF: + case 0xFFFE: + var appData = readDataBlock(); + if (fileMarker === 0xFFE0) { + if (appData[0] === 0x4A && appData[1] === 0x46 && appData[2] === 0x49 && appData[3] === 0x46 && appData[4] === 0) { + jfif = { + version: { + major: appData[5], + minor: appData[6] + }, + densityUnits: appData[7], + xDensity: appData[8] << 8 | appData[9], + yDensity: appData[10] << 8 | appData[11], + thumbWidth: appData[12], + thumbHeight: appData[13], + thumbData: appData.subarray(14, 14 + 3 * appData[12] * appData[13]) + }; + } + } + if (fileMarker === 0xFFEE) { + if (appData[0] === 0x41 && appData[1] === 0x64 && appData[2] === 0x6F && appData[3] === 0x62 && appData[4] === 0x65) { + adobe = { + version: appData[5] << 8 | appData[6], + flags0: appData[7] << 8 | appData[8], + flags1: appData[9] << 8 | appData[10], + transformCode: appData[11] + }; + } + } + break; + case 0xFFDB: + var quantizationTablesLength = readUint16(); + var quantizationTablesEnd = quantizationTablesLength + offset - 2; + var z; + while (offset < quantizationTablesEnd) { + var quantizationTableSpec = data[offset++]; + var tableData = new Uint16Array(64); + if (quantizationTableSpec >> 4 === 0) { + for (j = 0; j < 64; j++) { + z = dctZigZag[j]; + tableData[z] = data[offset++]; + } + } else if (quantizationTableSpec >> 4 === 1) { + for (j = 0; j < 64; j++) { + z = dctZigZag[j]; + tableData[z] = readUint16(); + } + } else { + error('JPEG error: DQT - invalid table spec'); + } + quantizationTables[quantizationTableSpec & 15] = tableData; + } + break; + case 0xFFC0: + case 0xFFC1: + case 0xFFC2: + if (frame) { + error('JPEG error: Only single frame JPEGs supported'); + } + readUint16(); + frame = {}; + frame.extended = fileMarker === 0xFFC1; + frame.progressive = fileMarker === 0xFFC2; + frame.precision = data[offset++]; + frame.scanLines = readUint16(); + frame.samplesPerLine = readUint16(); + frame.components = []; + frame.componentIds = {}; + var componentsCount = data[offset++], componentId; + var maxH = 0, maxV = 0; + for (i = 0; i < componentsCount; i++) { + componentId = data[offset]; + var h = data[offset + 1] >> 4; + var v = data[offset + 1] & 15; + if (maxH < h) { + maxH = h; + } + if (maxV < v) { + maxV = v; + } + var qId = data[offset + 2]; + l = frame.components.push({ + h: h, + v: v, + quantizationId: qId, + quantizationTable: null + }); + frame.componentIds[componentId] = l - 1; + offset += 3; + } + frame.maxH = maxH; + frame.maxV = maxV; + prepareComponents(frame); + break; + case 0xFFC4: + var huffmanLength = readUint16(); + for (i = 2; i < huffmanLength;) { + var huffmanTableSpec = data[offset++]; + var codeLengths = new Uint8Array(16); + var codeLengthSum = 0; + for (j = 0; j < 16; j++, offset++) { + codeLengthSum += codeLengths[j] = data[offset]; + } + var huffmanValues = new Uint8Array(codeLengthSum); + for (j = 0; j < codeLengthSum; j++, offset++) { + huffmanValues[j] = data[offset]; + } + i += 17 + codeLengthSum; + (huffmanTableSpec >> 4 === 0 ? huffmanTablesDC : huffmanTablesAC)[huffmanTableSpec & 15] = buildHuffmanTable(codeLengths, huffmanValues); + } + break; + case 0xFFDD: + readUint16(); + resetInterval = readUint16(); + break; + case 0xFFDA: + var scanLength = readUint16(); + var selectorsCount = data[offset++]; + var components = [], component; + for (i = 0; i < selectorsCount; i++) { + var componentIndex = frame.componentIds[data[offset++]]; + component = frame.components[componentIndex]; + var tableSpec = data[offset++]; + component.huffmanTableDC = huffmanTablesDC[tableSpec >> 4]; + component.huffmanTableAC = huffmanTablesAC[tableSpec & 15]; + components.push(component); + } + var spectralStart = data[offset++]; + var spectralEnd = data[offset++]; + var successiveApproximation = data[offset++]; + var processed = decodeScan(data, offset, frame, components, resetInterval, spectralStart, spectralEnd, successiveApproximation >> 4, successiveApproximation & 15); + offset += processed; + break; + case 0xFFFF: + if (data[offset] !== 0xFF) { + offset--; + } + break; + default: + if (data[offset - 3] === 0xFF && data[offset - 2] >= 0xC0 && data[offset - 2] <= 0xFE) { + offset -= 3; + break; + } + error('JPEG error: unknown marker ' + fileMarker.toString(16)); + } + fileMarker = readUint16(); + } + this.width = frame.samplesPerLine; + this.height = frame.scanLines; + this.jfif = jfif; + this.adobe = adobe; + this.components = []; + for (i = 0; i < frame.components.length; i++) { + component = frame.components[i]; + var quantizationTable = quantizationTables[component.quantizationId]; + if (quantizationTable) { + component.quantizationTable = quantizationTable; + } + this.components.push({ + output: buildComponentData(frame, component), + scaleX: component.h / frame.maxH, + scaleY: component.v / frame.maxV, + blocksPerLine: component.blocksPerLine, + blocksPerColumn: component.blocksPerColumn + }); + } + this.numComponents = this.components.length; + }, + _getLinearizedBlockData: function getLinearizedBlockData(width, height) { + var scaleX = this.width / width, scaleY = this.height / height; + var component, componentScaleX, componentScaleY, blocksPerScanline; + var x, y, i, j, k; + var index; + var offset = 0; + var output; + var numComponents = this.components.length; + var dataLength = width * height * numComponents; + var data = new Uint8Array(dataLength); + var xScaleBlockOffset = new Uint32Array(width); + var mask3LSB = 0xfffffff8; + for (i = 0; i < numComponents; i++) { + component = this.components[i]; + componentScaleX = component.scaleX * scaleX; + componentScaleY = component.scaleY * scaleY; + offset = i; + output = component.output; + blocksPerScanline = component.blocksPerLine + 1 << 3; + for (x = 0; x < width; x++) { + j = 0 | x * componentScaleX; + xScaleBlockOffset[x] = (j & mask3LSB) << 3 | j & 7; + } + for (y = 0; y < height; y++) { + j = 0 | y * componentScaleY; + index = blocksPerScanline * (j & mask3LSB) | (j & 7) << 3; + for (x = 0; x < width; x++) { + data[offset] = output[index + xScaleBlockOffset[x]]; + offset += numComponents; + } + } + } + var transform = this.decodeTransform; + if (transform) { + for (i = 0; i < dataLength;) { + for (j = 0, k = 0; j < numComponents; j++, i++, k += 2) { + data[i] = (data[i] * transform[k] >> 8) + transform[k + 1]; + } + } + } + return data; + }, + _isColorConversionNeeded: function isColorConversionNeeded() { + if (this.adobe && this.adobe.transformCode) { + return true; + } else if (this.numComponents === 3) { + if (!this.adobe && this.colorTransform === 0) { + return false; + } + return true; + } + if (!this.adobe && this.colorTransform === 1) { + return true; + } + return false; + }, + _convertYccToRgb: function convertYccToRgb(data) { + var Y, Cb, Cr; + for (var i = 0, length = data.length; i < length; i += 3) { + Y = data[i]; + Cb = data[i + 1]; + Cr = data[i + 2]; + data[i] = clamp0to255(Y - 179.456 + 1.402 * Cr); + data[i + 1] = clamp0to255(Y + 135.459 - 0.344 * Cb - 0.714 * Cr); + data[i + 2] = clamp0to255(Y - 226.816 + 1.772 * Cb); + } + return data; + }, + _convertYcckToRgb: function convertYcckToRgb(data) { + var Y, Cb, Cr, k; + var offset = 0; + for (var i = 0, length = data.length; i < length; i += 4) { + Y = data[i]; + Cb = data[i + 1]; + Cr = data[i + 2]; + k = data[i + 3]; + var r = -122.67195406894 + Cb * (-6.60635669420364e-5 * Cb + 0.000437130475926232 * Cr - 5.4080610064599e-5 * Y + 0.00048449797120281 * k - 0.154362151871126) + Cr * (-0.000957964378445773 * Cr + 0.000817076911346625 * Y - 0.00477271405408747 * k + 1.53380253221734) + Y * (0.000961250184130688 * Y - 0.00266257332283933 * k + 0.48357088451265) + k * (-0.000336197177618394 * k + 0.484791561490776); + var g = 107.268039397724 + Cb * (2.19927104525741e-5 * Cb - 0.000640992018297945 * Cr + 0.000659397001245577 * Y + 0.000426105652938837 * k - 0.176491792462875) + Cr * (-0.000778269941513683 * Cr + 0.00130872261408275 * Y + 0.000770482631801132 * k - 0.151051492775562) + Y * (0.00126935368114843 * Y - 0.00265090189010898 * k + 0.25802910206845) + k * (-0.000318913117588328 * k - 0.213742400323665); + var b = -20.810012546947 + Cb * (-0.000570115196973677 * Cb - 2.63409051004589e-5 * Cr + 0.0020741088115012 * Y - 0.00288260236853442 * k + 0.814272968359295) + Cr * (-1.53496057440975e-5 * Cr - 0.000132689043961446 * Y + 0.000560833691242812 * k - 0.195152027534049) + Y * (0.00174418132927582 * Y - 0.00255243321439347 * k + 0.116935020465145) + k * (-0.000343531996510555 * k + 0.24165260232407); + data[offset++] = clamp0to255(r); + data[offset++] = clamp0to255(g); + data[offset++] = clamp0to255(b); + } + return data; + }, + _convertYcckToCmyk: function convertYcckToCmyk(data) { + var Y, Cb, Cr; + for (var i = 0, length = data.length; i < length; i += 4) { + Y = data[i]; + Cb = data[i + 1]; + Cr = data[i + 2]; + data[i] = clamp0to255(434.456 - Y - 1.402 * Cr); + data[i + 1] = clamp0to255(119.541 - Y + 0.344 * Cb + 0.714 * Cr); + data[i + 2] = clamp0to255(481.816 - Y - 1.772 * Cb); + } + return data; + }, + _convertCmykToRgb: function convertCmykToRgb(data) { + var c, m, y, k; + var offset = 0; + var min = -255 * 255 * 255; + var scale = 1 / 255 / 255; + for (var i = 0, length = data.length; i < length; i += 4) { + c = data[i]; + m = data[i + 1]; + y = data[i + 2]; + k = data[i + 3]; + var r = c * (-4.387332384609988 * c + 54.48615194189176 * m + 18.82290502165302 * y + 212.25662451639585 * k - 72734.4411664936) + m * (1.7149763477362134 * m - 5.6096736904047315 * y - 17.873870861415444 * k - 1401.7366389350734) + y * (-2.5217340131683033 * y - 21.248923337353073 * k + 4465.541406466231) - k * (21.86122147463605 * k + 48317.86113160301); + var g = c * (8.841041422036149 * c + 60.118027045597366 * m + 6.871425592049007 * y + 31.159100130055922 * k - 20220.756542821975) + m * (-15.310361306967817 * m + 17.575251261109482 * y + 131.35250912493976 * k - 48691.05921601825) + y * (4.444339102852739 * y + 9.8632861493405 * k - 6341.191035517494) - k * (20.737325471181034 * k + 47890.15695978492); + var b = c * (0.8842522430003296 * c + 8.078677503112928 * m + 30.89978309703729 * y - 0.23883238689178934 * k - 3616.812083916688) + m * (10.49593273432072 * m + 63.02378494754052 * y + 50.606957656360734 * k - 28620.90484698408) + y * (0.03296041114873217 * y + 115.60384449646641 * k - 49363.43385999684) - k * (22.33816807309886 * k + 45932.16563550634); + data[offset++] = r >= 0 ? 255 : r <= min ? 0 : 255 + r * scale | 0; + data[offset++] = g >= 0 ? 255 : g <= min ? 0 : 255 + g * scale | 0; + data[offset++] = b >= 0 ? 255 : b <= min ? 0 : 255 + b * scale | 0; + } + return data; + }, + getData: function getData(width, height, forceRGBoutput) { + if (this.numComponents > 4) { + error('JPEG error: Unsupported color mode'); + } + var data = this._getLinearizedBlockData(width, height); + if (this.numComponents === 1 && forceRGBoutput) { + var dataLength = data.length; + var rgbData = new Uint8Array(dataLength * 3); + var offset = 0; + for (var i = 0; i < dataLength; i++) { + var grayColor = data[i]; + rgbData[offset++] = grayColor; + rgbData[offset++] = grayColor; + rgbData[offset++] = grayColor; + } + return rgbData; + } else if (this.numComponents === 3 && this._isColorConversionNeeded()) { + return this._convertYccToRgb(data); + } else if (this.numComponents === 4) { + if (this._isColorConversionNeeded()) { + if (forceRGBoutput) { + return this._convertYcckToRgb(data); + } + return this._convertYcckToCmyk(data); + } else if (forceRGBoutput) { + return this._convertCmykToRgb(data); + } + } + return data; + } + }; + return JpegImage; + }(); + exports.JpegImage = JpegImage; + })); + (function (root, factory) { + factory(root.pdfjsCoreJpx = {}, root.pdfjsSharedUtil, root.pdfjsCoreArithmeticDecoder); + }(this, function (exports, sharedUtil, coreArithmeticDecoder) { + var info = sharedUtil.info; + var warn = sharedUtil.warn; + var error = sharedUtil.error; + var log2 = sharedUtil.log2; + var readUint16 = sharedUtil.readUint16; + var readUint32 = sharedUtil.readUint32; + var ArithmeticDecoder = coreArithmeticDecoder.ArithmeticDecoder; + var JpxImage = function JpxImageClosure() { + var SubbandsGainLog2 = { + 'LL': 0, + 'LH': 1, + 'HL': 1, + 'HH': 2 + }; + function JpxImage() { + this.failOnCorruptedImage = false; + } + JpxImage.prototype = { + parse: function JpxImage_parse(data) { + var head = readUint16(data, 0); + if (head === 0xFF4F) { + this.parseCodestream(data, 0, data.length); + return; + } + var position = 0, length = data.length; + while (position < length) { + var headerSize = 8; + var lbox = readUint32(data, position); + var tbox = readUint32(data, position + 4); + position += headerSize; + if (lbox === 1) { + lbox = readUint32(data, position) * 4294967296 + readUint32(data, position + 4); + position += 8; + headerSize += 8; + } + if (lbox === 0) { + lbox = length - position + headerSize; + } + if (lbox < headerSize) { + error('JPX Error: Invalid box field size'); + } + var dataLength = lbox - headerSize; + var jumpDataLength = true; + switch (tbox) { + case 0x6A703268: + jumpDataLength = false; + break; + case 0x636F6C72: + var method = data[position]; + if (method === 1) { + var colorspace = readUint32(data, position + 3); + switch (colorspace) { + case 16: + case 17: + case 18: + break; + default: + warn('Unknown colorspace ' + colorspace); + break; + } + } else if (method === 2) { + info('ICC profile not supported'); + } + break; + case 0x6A703263: + this.parseCodestream(data, position, position + dataLength); + break; + case 0x6A502020: + if (0x0d0a870a !== readUint32(data, position)) { + warn('Invalid JP2 signature'); + } + break; + case 0x6A501A1A: + case 0x66747970: + case 0x72726571: + case 0x72657320: + case 0x69686472: + break; + default: + var headerType = String.fromCharCode(tbox >> 24 & 0xFF, tbox >> 16 & 0xFF, tbox >> 8 & 0xFF, tbox & 0xFF); + warn('Unsupported header type ' + tbox + ' (' + headerType + ')'); + break; + } + if (jumpDataLength) { + position += dataLength; + } + } + }, + parseImageProperties: function JpxImage_parseImageProperties(stream) { + var newByte = stream.getByte(); + while (newByte >= 0) { + var oldByte = newByte; + newByte = stream.getByte(); + var code = oldByte << 8 | newByte; + if (code === 0xFF51) { + stream.skip(4); + var Xsiz = stream.getInt32() >>> 0; + var Ysiz = stream.getInt32() >>> 0; + var XOsiz = stream.getInt32() >>> 0; + var YOsiz = stream.getInt32() >>> 0; + stream.skip(16); + var Csiz = stream.getUint16(); + this.width = Xsiz - XOsiz; + this.height = Ysiz - YOsiz; + this.componentsCount = Csiz; + this.bitsPerComponent = 8; + return; + } + } + error('JPX Error: No size marker found in JPX stream'); + }, + parseCodestream: function JpxImage_parseCodestream(data, start, end) { + var context = {}; + var doNotRecover = false; + try { + var position = start; + while (position + 1 < end) { + var code = readUint16(data, position); + position += 2; + var length = 0, j, sqcd, spqcds, spqcdSize, scalarExpounded, tile; + switch (code) { + case 0xFF4F: + context.mainHeader = true; + break; + case 0xFFD9: + break; + case 0xFF51: + length = readUint16(data, position); + var siz = {}; + siz.Xsiz = readUint32(data, position + 4); + siz.Ysiz = readUint32(data, position + 8); + siz.XOsiz = readUint32(data, position + 12); + siz.YOsiz = readUint32(data, position + 16); + siz.XTsiz = readUint32(data, position + 20); + siz.YTsiz = readUint32(data, position + 24); + siz.XTOsiz = readUint32(data, position + 28); + siz.YTOsiz = readUint32(data, position + 32); + var componentsCount = readUint16(data, position + 36); + siz.Csiz = componentsCount; + var components = []; + j = position + 38; + for (var i = 0; i < componentsCount; i++) { + var component = { + precision: (data[j] & 0x7F) + 1, + isSigned: !!(data[j] & 0x80), + XRsiz: data[j + 1], + YRsiz: data[j + 1] + }; + calculateComponentDimensions(component, siz); + components.push(component); + } + context.SIZ = siz; + context.components = components; + calculateTileGrids(context, components); + context.QCC = []; + context.COC = []; + break; + case 0xFF5C: + length = readUint16(data, position); + var qcd = {}; + j = position + 2; + sqcd = data[j++]; + switch (sqcd & 0x1F) { + case 0: + spqcdSize = 8; + scalarExpounded = true; + break; + case 1: + spqcdSize = 16; + scalarExpounded = false; + break; + case 2: + spqcdSize = 16; + scalarExpounded = true; + break; + default: + throw new Error('Invalid SQcd value ' + sqcd); + } + qcd.noQuantization = spqcdSize === 8; + qcd.scalarExpounded = scalarExpounded; + qcd.guardBits = sqcd >> 5; + spqcds = []; + while (j < length + position) { + var spqcd = {}; + if (spqcdSize === 8) { + spqcd.epsilon = data[j++] >> 3; + spqcd.mu = 0; + } else { + spqcd.epsilon = data[j] >> 3; + spqcd.mu = (data[j] & 0x7) << 8 | data[j + 1]; + j += 2; + } + spqcds.push(spqcd); + } + qcd.SPqcds = spqcds; + if (context.mainHeader) { + context.QCD = qcd; + } else { + context.currentTile.QCD = qcd; + context.currentTile.QCC = []; + } + break; + case 0xFF5D: + length = readUint16(data, position); + var qcc = {}; + j = position + 2; + var cqcc; + if (context.SIZ.Csiz < 257) { + cqcc = data[j++]; + } else { + cqcc = readUint16(data, j); + j += 2; + } + sqcd = data[j++]; + switch (sqcd & 0x1F) { + case 0: + spqcdSize = 8; + scalarExpounded = true; + break; + case 1: + spqcdSize = 16; + scalarExpounded = false; + break; + case 2: + spqcdSize = 16; + scalarExpounded = true; + break; + default: + throw new Error('Invalid SQcd value ' + sqcd); + } + qcc.noQuantization = spqcdSize === 8; + qcc.scalarExpounded = scalarExpounded; + qcc.guardBits = sqcd >> 5; + spqcds = []; + while (j < length + position) { + spqcd = {}; + if (spqcdSize === 8) { + spqcd.epsilon = data[j++] >> 3; + spqcd.mu = 0; + } else { + spqcd.epsilon = data[j] >> 3; + spqcd.mu = (data[j] & 0x7) << 8 | data[j + 1]; + j += 2; + } + spqcds.push(spqcd); + } + qcc.SPqcds = spqcds; + if (context.mainHeader) { + context.QCC[cqcc] = qcc; + } else { + context.currentTile.QCC[cqcc] = qcc; + } + break; + case 0xFF52: + length = readUint16(data, position); + var cod = {}; + j = position + 2; + var scod = data[j++]; + cod.entropyCoderWithCustomPrecincts = !!(scod & 1); + cod.sopMarkerUsed = !!(scod & 2); + cod.ephMarkerUsed = !!(scod & 4); + cod.progressionOrder = data[j++]; + cod.layersCount = readUint16(data, j); + j += 2; + cod.multipleComponentTransform = data[j++]; + cod.decompositionLevelsCount = data[j++]; + cod.xcb = (data[j++] & 0xF) + 2; + cod.ycb = (data[j++] & 0xF) + 2; + var blockStyle = data[j++]; + cod.selectiveArithmeticCodingBypass = !!(blockStyle & 1); + cod.resetContextProbabilities = !!(blockStyle & 2); + cod.terminationOnEachCodingPass = !!(blockStyle & 4); + cod.verticalyStripe = !!(blockStyle & 8); + cod.predictableTermination = !!(blockStyle & 16); + cod.segmentationSymbolUsed = !!(blockStyle & 32); + cod.reversibleTransformation = data[j++]; + if (cod.entropyCoderWithCustomPrecincts) { + var precinctsSizes = []; + while (j < length + position) { + var precinctsSize = data[j++]; + precinctsSizes.push({ + PPx: precinctsSize & 0xF, + PPy: precinctsSize >> 4 + }); + } + cod.precinctsSizes = precinctsSizes; + } + var unsupported = []; + if (cod.selectiveArithmeticCodingBypass) { + unsupported.push('selectiveArithmeticCodingBypass'); + } + if (cod.resetContextProbabilities) { + unsupported.push('resetContextProbabilities'); + } + if (cod.terminationOnEachCodingPass) { + unsupported.push('terminationOnEachCodingPass'); + } + if (cod.verticalyStripe) { + unsupported.push('verticalyStripe'); + } + if (cod.predictableTermination) { + unsupported.push('predictableTermination'); + } + if (unsupported.length > 0) { + doNotRecover = true; + throw new Error('Unsupported COD options (' + unsupported.join(', ') + ')'); + } + if (context.mainHeader) { + context.COD = cod; + } else { + context.currentTile.COD = cod; + context.currentTile.COC = []; + } + break; + case 0xFF90: + length = readUint16(data, position); + tile = {}; + tile.index = readUint16(data, position + 2); + tile.length = readUint32(data, position + 4); + tile.dataEnd = tile.length + position - 2; + tile.partIndex = data[position + 8]; + tile.partsCount = data[position + 9]; + context.mainHeader = false; + if (tile.partIndex === 0) { + tile.COD = context.COD; + tile.COC = context.COC.slice(0); + tile.QCD = context.QCD; + tile.QCC = context.QCC.slice(0); + } + context.currentTile = tile; + break; + case 0xFF93: + tile = context.currentTile; + if (tile.partIndex === 0) { + initializeTile(context, tile.index); + buildPackets(context); + } + length = tile.dataEnd - position; + parseTilePackets(context, data, position, length); + break; + case 0xFF55: + case 0xFF57: + case 0xFF58: + case 0xFF64: + length = readUint16(data, position); + break; + case 0xFF53: + throw new Error('Codestream code 0xFF53 (COC) is ' + 'not implemented'); + default: + throw new Error('Unknown codestream code: ' + code.toString(16)); + } + position += length; + } + } catch (e) { + if (doNotRecover || this.failOnCorruptedImage) { + error('JPX Error: ' + e.message); + } else { + warn('JPX: Trying to recover from: ' + e.message); + } + } + this.tiles = transformComponents(context); + this.width = context.SIZ.Xsiz - context.SIZ.XOsiz; + this.height = context.SIZ.Ysiz - context.SIZ.YOsiz; + this.componentsCount = context.SIZ.Csiz; + } + }; + function calculateComponentDimensions(component, siz) { + component.x0 = Math.ceil(siz.XOsiz / component.XRsiz); + component.x1 = Math.ceil(siz.Xsiz / component.XRsiz); + component.y0 = Math.ceil(siz.YOsiz / component.YRsiz); + component.y1 = Math.ceil(siz.Ysiz / component.YRsiz); + component.width = component.x1 - component.x0; + component.height = component.y1 - component.y0; + } + function calculateTileGrids(context, components) { + var siz = context.SIZ; + var tile, tiles = []; + var numXtiles = Math.ceil((siz.Xsiz - siz.XTOsiz) / siz.XTsiz); + var numYtiles = Math.ceil((siz.Ysiz - siz.YTOsiz) / siz.YTsiz); + for (var q = 0; q < numYtiles; q++) { + for (var p = 0; p < numXtiles; p++) { + tile = {}; + tile.tx0 = Math.max(siz.XTOsiz + p * siz.XTsiz, siz.XOsiz); + tile.ty0 = Math.max(siz.YTOsiz + q * siz.YTsiz, siz.YOsiz); + tile.tx1 = Math.min(siz.XTOsiz + (p + 1) * siz.XTsiz, siz.Xsiz); + tile.ty1 = Math.min(siz.YTOsiz + (q + 1) * siz.YTsiz, siz.Ysiz); + tile.width = tile.tx1 - tile.tx0; + tile.height = tile.ty1 - tile.ty0; + tile.components = []; + tiles.push(tile); + } + } + context.tiles = tiles; + var componentsCount = siz.Csiz; + for (var i = 0, ii = componentsCount; i < ii; i++) { + var component = components[i]; + for (var j = 0, jj = tiles.length; j < jj; j++) { + var tileComponent = {}; + tile = tiles[j]; + tileComponent.tcx0 = Math.ceil(tile.tx0 / component.XRsiz); + tileComponent.tcy0 = Math.ceil(tile.ty0 / component.YRsiz); + tileComponent.tcx1 = Math.ceil(tile.tx1 / component.XRsiz); + tileComponent.tcy1 = Math.ceil(tile.ty1 / component.YRsiz); + tileComponent.width = tileComponent.tcx1 - tileComponent.tcx0; + tileComponent.height = tileComponent.tcy1 - tileComponent.tcy0; + tile.components[i] = tileComponent; + } + } + } + function getBlocksDimensions(context, component, r) { + var codOrCoc = component.codingStyleParameters; + var result = {}; + if (!codOrCoc.entropyCoderWithCustomPrecincts) { + result.PPx = 15; + result.PPy = 15; + } else { + result.PPx = codOrCoc.precinctsSizes[r].PPx; + result.PPy = codOrCoc.precinctsSizes[r].PPy; + } + result.xcb_ = r > 0 ? Math.min(codOrCoc.xcb, result.PPx - 1) : Math.min(codOrCoc.xcb, result.PPx); + result.ycb_ = r > 0 ? Math.min(codOrCoc.ycb, result.PPy - 1) : Math.min(codOrCoc.ycb, result.PPy); + return result; + } + function buildPrecincts(context, resolution, dimensions) { + var precinctWidth = 1 << dimensions.PPx; + var precinctHeight = 1 << dimensions.PPy; + var isZeroRes = resolution.resLevel === 0; + var precinctWidthInSubband = 1 << dimensions.PPx + (isZeroRes ? 0 : -1); + var precinctHeightInSubband = 1 << dimensions.PPy + (isZeroRes ? 0 : -1); + var numprecinctswide = resolution.trx1 > resolution.trx0 ? Math.ceil(resolution.trx1 / precinctWidth) - Math.floor(resolution.trx0 / precinctWidth) : 0; + var numprecinctshigh = resolution.try1 > resolution.try0 ? Math.ceil(resolution.try1 / precinctHeight) - Math.floor(resolution.try0 / precinctHeight) : 0; + var numprecincts = numprecinctswide * numprecinctshigh; + resolution.precinctParameters = { + precinctWidth: precinctWidth, + precinctHeight: precinctHeight, + numprecinctswide: numprecinctswide, + numprecinctshigh: numprecinctshigh, + numprecincts: numprecincts, + precinctWidthInSubband: precinctWidthInSubband, + precinctHeightInSubband: precinctHeightInSubband + }; + } + function buildCodeblocks(context, subband, dimensions) { + var xcb_ = dimensions.xcb_; + var ycb_ = dimensions.ycb_; + var codeblockWidth = 1 << xcb_; + var codeblockHeight = 1 << ycb_; + var cbx0 = subband.tbx0 >> xcb_; + var cby0 = subband.tby0 >> ycb_; + var cbx1 = subband.tbx1 + codeblockWidth - 1 >> xcb_; + var cby1 = subband.tby1 + codeblockHeight - 1 >> ycb_; + var precinctParameters = subband.resolution.precinctParameters; + var codeblocks = []; + var precincts = []; + var i, j, codeblock, precinctNumber; + for (j = cby0; j < cby1; j++) { + for (i = cbx0; i < cbx1; i++) { + codeblock = { + cbx: i, + cby: j, + tbx0: codeblockWidth * i, + tby0: codeblockHeight * j, + tbx1: codeblockWidth * (i + 1), + tby1: codeblockHeight * (j + 1) + }; + codeblock.tbx0_ = Math.max(subband.tbx0, codeblock.tbx0); + codeblock.tby0_ = Math.max(subband.tby0, codeblock.tby0); + codeblock.tbx1_ = Math.min(subband.tbx1, codeblock.tbx1); + codeblock.tby1_ = Math.min(subband.tby1, codeblock.tby1); + var pi = Math.floor((codeblock.tbx0_ - subband.tbx0) / precinctParameters.precinctWidthInSubband); + var pj = Math.floor((codeblock.tby0_ - subband.tby0) / precinctParameters.precinctHeightInSubband); + precinctNumber = pi + pj * precinctParameters.numprecinctswide; + codeblock.precinctNumber = precinctNumber; + codeblock.subbandType = subband.type; + codeblock.Lblock = 3; + if (codeblock.tbx1_ <= codeblock.tbx0_ || codeblock.tby1_ <= codeblock.tby0_) { + continue; + } + codeblocks.push(codeblock); + var precinct = precincts[precinctNumber]; + if (precinct !== undefined) { + if (i < precinct.cbxMin) { + precinct.cbxMin = i; + } else if (i > precinct.cbxMax) { + precinct.cbxMax = i; + } + if (j < precinct.cbyMin) { + precinct.cbxMin = j; + } else if (j > precinct.cbyMax) { + precinct.cbyMax = j; + } + } else { + precincts[precinctNumber] = precinct = { + cbxMin: i, + cbyMin: j, + cbxMax: i, + cbyMax: j + }; + } + codeblock.precinct = precinct; + } + } + subband.codeblockParameters = { + codeblockWidth: xcb_, + codeblockHeight: ycb_, + numcodeblockwide: cbx1 - cbx0 + 1, + numcodeblockhigh: cby1 - cby0 + 1 + }; + subband.codeblocks = codeblocks; + subband.precincts = precincts; + } + function createPacket(resolution, precinctNumber, layerNumber) { + var precinctCodeblocks = []; + var subbands = resolution.subbands; + for (var i = 0, ii = subbands.length; i < ii; i++) { + var subband = subbands[i]; + var codeblocks = subband.codeblocks; + for (var j = 0, jj = codeblocks.length; j < jj; j++) { + var codeblock = codeblocks[j]; + if (codeblock.precinctNumber !== precinctNumber) { + continue; + } + precinctCodeblocks.push(codeblock); + } + } + return { + layerNumber: layerNumber, + codeblocks: precinctCodeblocks + }; + } + function LayerResolutionComponentPositionIterator(context) { + var siz = context.SIZ; + var tileIndex = context.currentTile.index; + var tile = context.tiles[tileIndex]; + var layersCount = tile.codingStyleDefaultParameters.layersCount; + var componentsCount = siz.Csiz; + var maxDecompositionLevelsCount = 0; + for (var q = 0; q < componentsCount; q++) { + maxDecompositionLevelsCount = Math.max(maxDecompositionLevelsCount, tile.components[q].codingStyleParameters.decompositionLevelsCount); + } + var l = 0, r = 0, i = 0, k = 0; + this.nextPacket = function JpxImage_nextPacket() { + for (; l < layersCount; l++) { + for (; r <= maxDecompositionLevelsCount; r++) { + for (; i < componentsCount; i++) { + var component = tile.components[i]; + if (r > component.codingStyleParameters.decompositionLevelsCount) { + continue; + } + var resolution = component.resolutions[r]; + var numprecincts = resolution.precinctParameters.numprecincts; + for (; k < numprecincts;) { + var packet = createPacket(resolution, k, l); + k++; + return packet; + } + k = 0; + } + i = 0; + } + r = 0; + } + error('JPX Error: Out of packets'); + }; + } + function ResolutionLayerComponentPositionIterator(context) { + var siz = context.SIZ; + var tileIndex = context.currentTile.index; + var tile = context.tiles[tileIndex]; + var layersCount = tile.codingStyleDefaultParameters.layersCount; + var componentsCount = siz.Csiz; + var maxDecompositionLevelsCount = 0; + for (var q = 0; q < componentsCount; q++) { + maxDecompositionLevelsCount = Math.max(maxDecompositionLevelsCount, tile.components[q].codingStyleParameters.decompositionLevelsCount); + } + var r = 0, l = 0, i = 0, k = 0; + this.nextPacket = function JpxImage_nextPacket() { + for (; r <= maxDecompositionLevelsCount; r++) { + for (; l < layersCount; l++) { + for (; i < componentsCount; i++) { + var component = tile.components[i]; + if (r > component.codingStyleParameters.decompositionLevelsCount) { + continue; + } + var resolution = component.resolutions[r]; + var numprecincts = resolution.precinctParameters.numprecincts; + for (; k < numprecincts;) { + var packet = createPacket(resolution, k, l); + k++; + return packet; + } + k = 0; + } + i = 0; + } + l = 0; + } + error('JPX Error: Out of packets'); + }; + } + function ResolutionPositionComponentLayerIterator(context) { + var siz = context.SIZ; + var tileIndex = context.currentTile.index; + var tile = context.tiles[tileIndex]; + var layersCount = tile.codingStyleDefaultParameters.layersCount; + var componentsCount = siz.Csiz; + var l, r, c, p; + var maxDecompositionLevelsCount = 0; + for (c = 0; c < componentsCount; c++) { + var component = tile.components[c]; + maxDecompositionLevelsCount = Math.max(maxDecompositionLevelsCount, component.codingStyleParameters.decompositionLevelsCount); + } + var maxNumPrecinctsInLevel = new Int32Array(maxDecompositionLevelsCount + 1); + for (r = 0; r <= maxDecompositionLevelsCount; ++r) { + var maxNumPrecincts = 0; + for (c = 0; c < componentsCount; ++c) { + var resolutions = tile.components[c].resolutions; + if (r < resolutions.length) { + maxNumPrecincts = Math.max(maxNumPrecincts, resolutions[r].precinctParameters.numprecincts); + } + } + maxNumPrecinctsInLevel[r] = maxNumPrecincts; + } + l = 0; + r = 0; + c = 0; + p = 0; + this.nextPacket = function JpxImage_nextPacket() { + for (; r <= maxDecompositionLevelsCount; r++) { + for (; p < maxNumPrecinctsInLevel[r]; p++) { + for (; c < componentsCount; c++) { + var component = tile.components[c]; + if (r > component.codingStyleParameters.decompositionLevelsCount) { + continue; + } + var resolution = component.resolutions[r]; + var numprecincts = resolution.precinctParameters.numprecincts; + if (p >= numprecincts) { + continue; + } + for (; l < layersCount;) { + var packet = createPacket(resolution, p, l); + l++; + return packet; + } + l = 0; + } + c = 0; + } + p = 0; + } + error('JPX Error: Out of packets'); + }; + } + function PositionComponentResolutionLayerIterator(context) { + var siz = context.SIZ; + var tileIndex = context.currentTile.index; + var tile = context.tiles[tileIndex]; + var layersCount = tile.codingStyleDefaultParameters.layersCount; + var componentsCount = siz.Csiz; + var precinctsSizes = getPrecinctSizesInImageScale(tile); + var precinctsIterationSizes = precinctsSizes; + var l = 0, r = 0, c = 0, px = 0, py = 0; + this.nextPacket = function JpxImage_nextPacket() { + for (; py < precinctsIterationSizes.maxNumHigh; py++) { + for (; px < precinctsIterationSizes.maxNumWide; px++) { + for (; c < componentsCount; c++) { + var component = tile.components[c]; + var decompositionLevelsCount = component.codingStyleParameters.decompositionLevelsCount; + for (; r <= decompositionLevelsCount; r++) { + var resolution = component.resolutions[r]; + var sizeInImageScale = precinctsSizes.components[c].resolutions[r]; + var k = getPrecinctIndexIfExist(px, py, sizeInImageScale, precinctsIterationSizes, resolution); + if (k === null) { + continue; + } + for (; l < layersCount;) { + var packet = createPacket(resolution, k, l); + l++; + return packet; + } + l = 0; + } + r = 0; + } + c = 0; + } + px = 0; + } + error('JPX Error: Out of packets'); + }; + } + function ComponentPositionResolutionLayerIterator(context) { + var siz = context.SIZ; + var tileIndex = context.currentTile.index; + var tile = context.tiles[tileIndex]; + var layersCount = tile.codingStyleDefaultParameters.layersCount; + var componentsCount = siz.Csiz; + var precinctsSizes = getPrecinctSizesInImageScale(tile); + var l = 0, r = 0, c = 0, px = 0, py = 0; + this.nextPacket = function JpxImage_nextPacket() { + for (; c < componentsCount; ++c) { + var component = tile.components[c]; + var precinctsIterationSizes = precinctsSizes.components[c]; + var decompositionLevelsCount = component.codingStyleParameters.decompositionLevelsCount; + for (; py < precinctsIterationSizes.maxNumHigh; py++) { + for (; px < precinctsIterationSizes.maxNumWide; px++) { + for (; r <= decompositionLevelsCount; r++) { + var resolution = component.resolutions[r]; + var sizeInImageScale = precinctsIterationSizes.resolutions[r]; + var k = getPrecinctIndexIfExist(px, py, sizeInImageScale, precinctsIterationSizes, resolution); + if (k === null) { + continue; + } + for (; l < layersCount;) { + var packet = createPacket(resolution, k, l); + l++; + return packet; + } + l = 0; + } + r = 0; + } + px = 0; + } + py = 0; + } + error('JPX Error: Out of packets'); + }; + } + function getPrecinctIndexIfExist(pxIndex, pyIndex, sizeInImageScale, precinctIterationSizes, resolution) { + var posX = pxIndex * precinctIterationSizes.minWidth; + var posY = pyIndex * precinctIterationSizes.minHeight; + if (posX % sizeInImageScale.width !== 0 || posY % sizeInImageScale.height !== 0) { + return null; + } + var startPrecinctRowIndex = posY / sizeInImageScale.width * resolution.precinctParameters.numprecinctswide; + return posX / sizeInImageScale.height + startPrecinctRowIndex; + } + function getPrecinctSizesInImageScale(tile) { + var componentsCount = tile.components.length; + var minWidth = Number.MAX_VALUE; + var minHeight = Number.MAX_VALUE; + var maxNumWide = 0; + var maxNumHigh = 0; + var sizePerComponent = new Array(componentsCount); + for (var c = 0; c < componentsCount; c++) { + var component = tile.components[c]; + var decompositionLevelsCount = component.codingStyleParameters.decompositionLevelsCount; + var sizePerResolution = new Array(decompositionLevelsCount + 1); + var minWidthCurrentComponent = Number.MAX_VALUE; + var minHeightCurrentComponent = Number.MAX_VALUE; + var maxNumWideCurrentComponent = 0; + var maxNumHighCurrentComponent = 0; + var scale = 1; + for (var r = decompositionLevelsCount; r >= 0; --r) { + var resolution = component.resolutions[r]; + var widthCurrentResolution = scale * resolution.precinctParameters.precinctWidth; + var heightCurrentResolution = scale * resolution.precinctParameters.precinctHeight; + minWidthCurrentComponent = Math.min(minWidthCurrentComponent, widthCurrentResolution); + minHeightCurrentComponent = Math.min(minHeightCurrentComponent, heightCurrentResolution); + maxNumWideCurrentComponent = Math.max(maxNumWideCurrentComponent, resolution.precinctParameters.numprecinctswide); + maxNumHighCurrentComponent = Math.max(maxNumHighCurrentComponent, resolution.precinctParameters.numprecinctshigh); + sizePerResolution[r] = { + width: widthCurrentResolution, + height: heightCurrentResolution + }; + scale <<= 1; + } + minWidth = Math.min(minWidth, minWidthCurrentComponent); + minHeight = Math.min(minHeight, minHeightCurrentComponent); + maxNumWide = Math.max(maxNumWide, maxNumWideCurrentComponent); + maxNumHigh = Math.max(maxNumHigh, maxNumHighCurrentComponent); + sizePerComponent[c] = { + resolutions: sizePerResolution, + minWidth: minWidthCurrentComponent, + minHeight: minHeightCurrentComponent, + maxNumWide: maxNumWideCurrentComponent, + maxNumHigh: maxNumHighCurrentComponent + }; + } + return { + components: sizePerComponent, + minWidth: minWidth, + minHeight: minHeight, + maxNumWide: maxNumWide, + maxNumHigh: maxNumHigh + }; + } + function buildPackets(context) { + var siz = context.SIZ; + var tileIndex = context.currentTile.index; + var tile = context.tiles[tileIndex]; + var componentsCount = siz.Csiz; + for (var c = 0; c < componentsCount; c++) { + var component = tile.components[c]; + var decompositionLevelsCount = component.codingStyleParameters.decompositionLevelsCount; + var resolutions = []; + var subbands = []; + for (var r = 0; r <= decompositionLevelsCount; r++) { + var blocksDimensions = getBlocksDimensions(context, component, r); + var resolution = {}; + var scale = 1 << decompositionLevelsCount - r; + resolution.trx0 = Math.ceil(component.tcx0 / scale); + resolution.try0 = Math.ceil(component.tcy0 / scale); + resolution.trx1 = Math.ceil(component.tcx1 / scale); + resolution.try1 = Math.ceil(component.tcy1 / scale); + resolution.resLevel = r; + buildPrecincts(context, resolution, blocksDimensions); + resolutions.push(resolution); + var subband; + if (r === 0) { + subband = {}; + subband.type = 'LL'; + subband.tbx0 = Math.ceil(component.tcx0 / scale); + subband.tby0 = Math.ceil(component.tcy0 / scale); + subband.tbx1 = Math.ceil(component.tcx1 / scale); + subband.tby1 = Math.ceil(component.tcy1 / scale); + subband.resolution = resolution; + buildCodeblocks(context, subband, blocksDimensions); + subbands.push(subband); + resolution.subbands = [subband]; + } else { + var bscale = 1 << decompositionLevelsCount - r + 1; + var resolutionSubbands = []; + subband = {}; + subband.type = 'HL'; + subband.tbx0 = Math.ceil(component.tcx0 / bscale - 0.5); + subband.tby0 = Math.ceil(component.tcy0 / bscale); + subband.tbx1 = Math.ceil(component.tcx1 / bscale - 0.5); + subband.tby1 = Math.ceil(component.tcy1 / bscale); + subband.resolution = resolution; + buildCodeblocks(context, subband, blocksDimensions); + subbands.push(subband); + resolutionSubbands.push(subband); + subband = {}; + subband.type = 'LH'; + subband.tbx0 = Math.ceil(component.tcx0 / bscale); + subband.tby0 = Math.ceil(component.tcy0 / bscale - 0.5); + subband.tbx1 = Math.ceil(component.tcx1 / bscale); + subband.tby1 = Math.ceil(component.tcy1 / bscale - 0.5); + subband.resolution = resolution; + buildCodeblocks(context, subband, blocksDimensions); + subbands.push(subband); + resolutionSubbands.push(subband); + subband = {}; + subband.type = 'HH'; + subband.tbx0 = Math.ceil(component.tcx0 / bscale - 0.5); + subband.tby0 = Math.ceil(component.tcy0 / bscale - 0.5); + subband.tbx1 = Math.ceil(component.tcx1 / bscale - 0.5); + subband.tby1 = Math.ceil(component.tcy1 / bscale - 0.5); + subband.resolution = resolution; + buildCodeblocks(context, subband, blocksDimensions); + subbands.push(subband); + resolutionSubbands.push(subband); + resolution.subbands = resolutionSubbands; + } + } + component.resolutions = resolutions; + component.subbands = subbands; + } + var progressionOrder = tile.codingStyleDefaultParameters.progressionOrder; + switch (progressionOrder) { + case 0: + tile.packetsIterator = new LayerResolutionComponentPositionIterator(context); + break; + case 1: + tile.packetsIterator = new ResolutionLayerComponentPositionIterator(context); + break; + case 2: + tile.packetsIterator = new ResolutionPositionComponentLayerIterator(context); + break; + case 3: + tile.packetsIterator = new PositionComponentResolutionLayerIterator(context); + break; + case 4: + tile.packetsIterator = new ComponentPositionResolutionLayerIterator(context); + break; + default: + error('JPX Error: Unsupported progression order ' + progressionOrder); + } + } + function parseTilePackets(context, data, offset, dataLength) { + var position = 0; + var buffer, bufferSize = 0, skipNextBit = false; + function readBits(count) { + while (bufferSize < count) { + var b = data[offset + position]; + position++; + if (skipNextBit) { + buffer = buffer << 7 | b; + bufferSize += 7; + skipNextBit = false; + } else { + buffer = buffer << 8 | b; + bufferSize += 8; + } + if (b === 0xFF) { + skipNextBit = true; + } + } + bufferSize -= count; + return buffer >>> bufferSize & (1 << count) - 1; + } + function skipMarkerIfEqual(value) { + if (data[offset + position - 1] === 0xFF && data[offset + position] === value) { + skipBytes(1); + return true; + } else if (data[offset + position] === 0xFF && data[offset + position + 1] === value) { + skipBytes(2); + return true; + } + return false; + } + function skipBytes(count) { + position += count; + } + function alignToByte() { + bufferSize = 0; + if (skipNextBit) { + position++; + skipNextBit = false; + } + } + function readCodingpasses() { + if (readBits(1) === 0) { + return 1; + } + if (readBits(1) === 0) { + return 2; + } + var value = readBits(2); + if (value < 3) { + return value + 3; + } + value = readBits(5); + if (value < 31) { + return value + 6; + } + value = readBits(7); + return value + 37; + } + var tileIndex = context.currentTile.index; + var tile = context.tiles[tileIndex]; + var sopMarkerUsed = context.COD.sopMarkerUsed; + var ephMarkerUsed = context.COD.ephMarkerUsed; + var packetsIterator = tile.packetsIterator; + while (position < dataLength) { + alignToByte(); + if (sopMarkerUsed && skipMarkerIfEqual(0x91)) { + skipBytes(4); + } + var packet = packetsIterator.nextPacket(); + if (!readBits(1)) { + continue; + } + var layerNumber = packet.layerNumber; + var queue = [], codeblock; + for (var i = 0, ii = packet.codeblocks.length; i < ii; i++) { + codeblock = packet.codeblocks[i]; + var precinct = codeblock.precinct; + var codeblockColumn = codeblock.cbx - precinct.cbxMin; + var codeblockRow = codeblock.cby - precinct.cbyMin; + var codeblockIncluded = false; + var firstTimeInclusion = false; + var valueReady; + if (codeblock['included'] !== undefined) { + codeblockIncluded = !!readBits(1); + } else { + precinct = codeblock.precinct; + var inclusionTree, zeroBitPlanesTree; + if (precinct['inclusionTree'] !== undefined) { + inclusionTree = precinct.inclusionTree; + } else { + var width = precinct.cbxMax - precinct.cbxMin + 1; + var height = precinct.cbyMax - precinct.cbyMin + 1; + inclusionTree = new InclusionTree(width, height, layerNumber); + zeroBitPlanesTree = new TagTree(width, height); + precinct.inclusionTree = inclusionTree; + precinct.zeroBitPlanesTree = zeroBitPlanesTree; + } + if (inclusionTree.reset(codeblockColumn, codeblockRow, layerNumber)) { + while (true) { + if (readBits(1)) { + valueReady = !inclusionTree.nextLevel(); + if (valueReady) { + codeblock.included = true; + codeblockIncluded = firstTimeInclusion = true; + break; + } + } else { + inclusionTree.incrementValue(layerNumber); + break; + } + } + } + } + if (!codeblockIncluded) { + continue; + } + if (firstTimeInclusion) { + zeroBitPlanesTree = precinct.zeroBitPlanesTree; + zeroBitPlanesTree.reset(codeblockColumn, codeblockRow); + while (true) { + if (readBits(1)) { + valueReady = !zeroBitPlanesTree.nextLevel(); + if (valueReady) { + break; + } + } else { + zeroBitPlanesTree.incrementValue(); + } + } + codeblock.zeroBitPlanes = zeroBitPlanesTree.value; + } + var codingpasses = readCodingpasses(); + while (readBits(1)) { + codeblock.Lblock++; + } + var codingpassesLog2 = log2(codingpasses); + var bits = (codingpasses < 1 << codingpassesLog2 ? codingpassesLog2 - 1 : codingpassesLog2) + codeblock.Lblock; + var codedDataLength = readBits(bits); + queue.push({ + codeblock: codeblock, + codingpasses: codingpasses, + dataLength: codedDataLength + }); + } + alignToByte(); + if (ephMarkerUsed) { + skipMarkerIfEqual(0x92); + } + while (queue.length > 0) { + var packetItem = queue.shift(); + codeblock = packetItem.codeblock; + if (codeblock['data'] === undefined) { + codeblock.data = []; + } + codeblock.data.push({ + data: data, + start: offset + position, + end: offset + position + packetItem.dataLength, + codingpasses: packetItem.codingpasses + }); + position += packetItem.dataLength; + } + } + return position; + } + function copyCoefficients(coefficients, levelWidth, levelHeight, subband, delta, mb, reversible, segmentationSymbolUsed) { + var x0 = subband.tbx0; + var y0 = subband.tby0; + var width = subband.tbx1 - subband.tbx0; + var codeblocks = subband.codeblocks; + var right = subband.type.charAt(0) === 'H' ? 1 : 0; + var bottom = subband.type.charAt(1) === 'H' ? levelWidth : 0; + for (var i = 0, ii = codeblocks.length; i < ii; ++i) { + var codeblock = codeblocks[i]; + var blockWidth = codeblock.tbx1_ - codeblock.tbx0_; + var blockHeight = codeblock.tby1_ - codeblock.tby0_; + if (blockWidth === 0 || blockHeight === 0) { + continue; + } + if (codeblock['data'] === undefined) { + continue; + } + var bitModel, currentCodingpassType; + bitModel = new BitModel(blockWidth, blockHeight, codeblock.subbandType, codeblock.zeroBitPlanes, mb); + currentCodingpassType = 2; + var data = codeblock.data, totalLength = 0, codingpasses = 0; + var j, jj, dataItem; + for (j = 0, jj = data.length; j < jj; j++) { + dataItem = data[j]; + totalLength += dataItem.end - dataItem.start; + codingpasses += dataItem.codingpasses; + } + var encodedData = new Uint8Array(totalLength); + var position = 0; + for (j = 0, jj = data.length; j < jj; j++) { + dataItem = data[j]; + var chunk = dataItem.data.subarray(dataItem.start, dataItem.end); + encodedData.set(chunk, position); + position += chunk.length; + } + var decoder = new ArithmeticDecoder(encodedData, 0, totalLength); + bitModel.setDecoder(decoder); + for (j = 0; j < codingpasses; j++) { + switch (currentCodingpassType) { + case 0: + bitModel.runSignificancePropagationPass(); + break; + case 1: + bitModel.runMagnitudeRefinementPass(); + break; + case 2: + bitModel.runCleanupPass(); + if (segmentationSymbolUsed) { + bitModel.checkSegmentationSymbol(); + } + break; + } + currentCodingpassType = (currentCodingpassType + 1) % 3; + } + var offset = codeblock.tbx0_ - x0 + (codeblock.tby0_ - y0) * width; + var sign = bitModel.coefficentsSign; + var magnitude = bitModel.coefficentsMagnitude; + var bitsDecoded = bitModel.bitsDecoded; + var magnitudeCorrection = reversible ? 0 : 0.5; + var k, n, nb; + position = 0; + var interleave = subband.type !== 'LL'; + for (j = 0; j < blockHeight; j++) { + var row = offset / width | 0; + var levelOffset = 2 * row * (levelWidth - width) + right + bottom; + for (k = 0; k < blockWidth; k++) { + n = magnitude[position]; + if (n !== 0) { + n = (n + magnitudeCorrection) * delta; + if (sign[position] !== 0) { + n = -n; + } + nb = bitsDecoded[position]; + var pos = interleave ? levelOffset + (offset << 1) : offset; + if (reversible && nb >= mb) { + coefficients[pos] = n; + } else { + coefficients[pos] = n * (1 << mb - nb); + } + } + offset++; + position++; + } + offset += width - blockWidth; + } + } + } + function transformTile(context, tile, c) { + var component = tile.components[c]; + var codingStyleParameters = component.codingStyleParameters; + var quantizationParameters = component.quantizationParameters; + var decompositionLevelsCount = codingStyleParameters.decompositionLevelsCount; + var spqcds = quantizationParameters.SPqcds; + var scalarExpounded = quantizationParameters.scalarExpounded; + var guardBits = quantizationParameters.guardBits; + var segmentationSymbolUsed = codingStyleParameters.segmentationSymbolUsed; + var precision = context.components[c].precision; + var reversible = codingStyleParameters.reversibleTransformation; + var transform = reversible ? new ReversibleTransform() : new IrreversibleTransform(); + var subbandCoefficients = []; + var b = 0; + for (var i = 0; i <= decompositionLevelsCount; i++) { + var resolution = component.resolutions[i]; + var width = resolution.trx1 - resolution.trx0; + var height = resolution.try1 - resolution.try0; + var coefficients = new Float32Array(width * height); + for (var j = 0, jj = resolution.subbands.length; j < jj; j++) { + var mu, epsilon; + if (!scalarExpounded) { + mu = spqcds[0].mu; + epsilon = spqcds[0].epsilon + (i > 0 ? 1 - i : 0); + } else { + mu = spqcds[b].mu; + epsilon = spqcds[b].epsilon; + b++; + } + var subband = resolution.subbands[j]; + var gainLog2 = SubbandsGainLog2[subband.type]; + var delta = reversible ? 1 : Math.pow(2, precision + gainLog2 - epsilon) * (1 + mu / 2048); + var mb = guardBits + epsilon - 1; + copyCoefficients(coefficients, width, height, subband, delta, mb, reversible, segmentationSymbolUsed); + } + subbandCoefficients.push({ + width: width, + height: height, + items: coefficients + }); + } + var result = transform.calculate(subbandCoefficients, component.tcx0, component.tcy0); + return { + left: component.tcx0, + top: component.tcy0, + width: result.width, + height: result.height, + items: result.items + }; + } + function transformComponents(context) { + var siz = context.SIZ; + var components = context.components; + var componentsCount = siz.Csiz; + var resultImages = []; + for (var i = 0, ii = context.tiles.length; i < ii; i++) { + var tile = context.tiles[i]; + var transformedTiles = []; + var c; + for (c = 0; c < componentsCount; c++) { + transformedTiles[c] = transformTile(context, tile, c); + } + var tile0 = transformedTiles[0]; + var out = new Uint8Array(tile0.items.length * componentsCount); + var result = { + left: tile0.left, + top: tile0.top, + width: tile0.width, + height: tile0.height, + items: out + }; + var shift, offset, max, min, maxK; + var pos = 0, j, jj, y0, y1, y2, r, g, b, k, val; + if (tile.codingStyleDefaultParameters.multipleComponentTransform) { + var fourComponents = componentsCount === 4; + var y0items = transformedTiles[0].items; + var y1items = transformedTiles[1].items; + var y2items = transformedTiles[2].items; + var y3items = fourComponents ? transformedTiles[3].items : null; + shift = components[0].precision - 8; + offset = (128 << shift) + 0.5; + max = 255 * (1 << shift); + maxK = max * 0.5; + min = -maxK; + var component0 = tile.components[0]; + var alpha01 = componentsCount - 3; + jj = y0items.length; + if (!component0.codingStyleParameters.reversibleTransformation) { + for (j = 0; j < jj; j++, pos += alpha01) { + y0 = y0items[j] + offset; + y1 = y1items[j]; + y2 = y2items[j]; + r = y0 + 1.402 * y2; + g = y0 - 0.34413 * y1 - 0.71414 * y2; + b = y0 + 1.772 * y1; + out[pos++] = r <= 0 ? 0 : r >= max ? 255 : r >> shift; + out[pos++] = g <= 0 ? 0 : g >= max ? 255 : g >> shift; + out[pos++] = b <= 0 ? 0 : b >= max ? 255 : b >> shift; + } + } else { + for (j = 0; j < jj; j++, pos += alpha01) { + y0 = y0items[j] + offset; + y1 = y1items[j]; + y2 = y2items[j]; + g = y0 - (y2 + y1 >> 2); + r = g + y2; + b = g + y1; + out[pos++] = r <= 0 ? 0 : r >= max ? 255 : r >> shift; + out[pos++] = g <= 0 ? 0 : g >= max ? 255 : g >> shift; + out[pos++] = b <= 0 ? 0 : b >= max ? 255 : b >> shift; + } + } + if (fourComponents) { + for (j = 0, pos = 3; j < jj; j++, pos += 4) { + k = y3items[j]; + out[pos] = k <= min ? 0 : k >= maxK ? 255 : k + offset >> shift; + } + } + } else { + for (c = 0; c < componentsCount; c++) { + var items = transformedTiles[c].items; + shift = components[c].precision - 8; + offset = (128 << shift) + 0.5; + max = 127.5 * (1 << shift); + min = -max; + for (pos = c, j = 0, jj = items.length; j < jj; j++) { + val = items[j]; + out[pos] = val <= min ? 0 : val >= max ? 255 : val + offset >> shift; + pos += componentsCount; + } + } + } + resultImages.push(result); + } + return resultImages; + } + function initializeTile(context, tileIndex) { + var siz = context.SIZ; + var componentsCount = siz.Csiz; + var tile = context.tiles[tileIndex]; + for (var c = 0; c < componentsCount; c++) { + var component = tile.components[c]; + var qcdOrQcc = context.currentTile.QCC[c] !== undefined ? context.currentTile.QCC[c] : context.currentTile.QCD; + component.quantizationParameters = qcdOrQcc; + var codOrCoc = context.currentTile.COC[c] !== undefined ? context.currentTile.COC[c] : context.currentTile.COD; + component.codingStyleParameters = codOrCoc; + } + tile.codingStyleDefaultParameters = context.currentTile.COD; + } + var TagTree = function TagTreeClosure() { + function TagTree(width, height) { + var levelsLength = log2(Math.max(width, height)) + 1; + this.levels = []; + for (var i = 0; i < levelsLength; i++) { + var level = { + width: width, + height: height, + items: [] + }; + this.levels.push(level); + width = Math.ceil(width / 2); + height = Math.ceil(height / 2); + } + } + TagTree.prototype = { + reset: function TagTree_reset(i, j) { + var currentLevel = 0, value = 0, level; + while (currentLevel < this.levels.length) { + level = this.levels[currentLevel]; + var index = i + j * level.width; + if (level.items[index] !== undefined) { + value = level.items[index]; + break; + } + level.index = index; + i >>= 1; + j >>= 1; + currentLevel++; + } + currentLevel--; + level = this.levels[currentLevel]; + level.items[level.index] = value; + this.currentLevel = currentLevel; + delete this.value; + }, + incrementValue: function TagTree_incrementValue() { + var level = this.levels[this.currentLevel]; + level.items[level.index]++; + }, + nextLevel: function TagTree_nextLevel() { + var currentLevel = this.currentLevel; + var level = this.levels[currentLevel]; + var value = level.items[level.index]; + currentLevel--; + if (currentLevel < 0) { + this.value = value; + return false; + } + this.currentLevel = currentLevel; + level = this.levels[currentLevel]; + level.items[level.index] = value; + return true; + } + }; + return TagTree; + }(); + var InclusionTree = function InclusionTreeClosure() { + function InclusionTree(width, height, defaultValue) { + var levelsLength = log2(Math.max(width, height)) + 1; + this.levels = []; + for (var i = 0; i < levelsLength; i++) { + var items = new Uint8Array(width * height); + for (var j = 0, jj = items.length; j < jj; j++) { + items[j] = defaultValue; + } + var level = { + width: width, + height: height, + items: items + }; + this.levels.push(level); + width = Math.ceil(width / 2); + height = Math.ceil(height / 2); + } + } + InclusionTree.prototype = { + reset: function InclusionTree_reset(i, j, stopValue) { + var currentLevel = 0; + while (currentLevel < this.levels.length) { + var level = this.levels[currentLevel]; + var index = i + j * level.width; + level.index = index; + var value = level.items[index]; + if (value === 0xFF) { + break; + } + if (value > stopValue) { + this.currentLevel = currentLevel; + this.propagateValues(); + return false; + } + i >>= 1; + j >>= 1; + currentLevel++; + } + this.currentLevel = currentLevel - 1; + return true; + }, + incrementValue: function InclusionTree_incrementValue(stopValue) { + var level = this.levels[this.currentLevel]; + level.items[level.index] = stopValue + 1; + this.propagateValues(); + }, + propagateValues: function InclusionTree_propagateValues() { + var levelIndex = this.currentLevel; + var level = this.levels[levelIndex]; + var currentValue = level.items[level.index]; + while (--levelIndex >= 0) { + level = this.levels[levelIndex]; + level.items[level.index] = currentValue; + } + }, + nextLevel: function InclusionTree_nextLevel() { + var currentLevel = this.currentLevel; + var level = this.levels[currentLevel]; + var value = level.items[level.index]; + level.items[level.index] = 0xFF; + currentLevel--; + if (currentLevel < 0) { + return false; + } + this.currentLevel = currentLevel; + level = this.levels[currentLevel]; + level.items[level.index] = value; + return true; + } + }; + return InclusionTree; + }(); + var BitModel = function BitModelClosure() { + var UNIFORM_CONTEXT = 17; + var RUNLENGTH_CONTEXT = 18; + var LLAndLHContextsLabel = new Uint8Array([ + 0, + 5, + 8, + 0, + 3, + 7, + 8, + 0, + 4, + 7, + 8, + 0, + 0, + 0, + 0, + 0, + 1, + 6, + 8, + 0, + 3, + 7, + 8, + 0, + 4, + 7, + 8, + 0, + 0, + 0, + 0, + 0, + 2, + 6, + 8, + 0, + 3, + 7, + 8, + 0, + 4, + 7, + 8, + 0, + 0, + 0, + 0, + 0, + 2, + 6, + 8, + 0, + 3, + 7, + 8, + 0, + 4, + 7, + 8, + 0, + 0, + 0, + 0, + 0, + 2, + 6, + 8, + 0, + 3, + 7, + 8, + 0, + 4, + 7, + 8 + ]); + var HLContextLabel = new Uint8Array([ + 0, + 3, + 4, + 0, + 5, + 7, + 7, + 0, + 8, + 8, + 8, + 0, + 0, + 0, + 0, + 0, + 1, + 3, + 4, + 0, + 6, + 7, + 7, + 0, + 8, + 8, + 8, + 0, + 0, + 0, + 0, + 0, + 2, + 3, + 4, + 0, + 6, + 7, + 7, + 0, + 8, + 8, + 8, + 0, + 0, + 0, + 0, + 0, + 2, + 3, + 4, + 0, + 6, + 7, + 7, + 0, + 8, + 8, + 8, + 0, + 0, + 0, + 0, + 0, + 2, + 3, + 4, + 0, + 6, + 7, + 7, + 0, + 8, + 8, + 8 + ]); + var HHContextLabel = new Uint8Array([ + 0, + 1, + 2, + 0, + 1, + 2, + 2, + 0, + 2, + 2, + 2, + 0, + 0, + 0, + 0, + 0, + 3, + 4, + 5, + 0, + 4, + 5, + 5, + 0, + 5, + 5, + 5, + 0, + 0, + 0, + 0, + 0, + 6, + 7, + 7, + 0, + 7, + 7, + 7, + 0, + 7, + 7, + 7, + 0, + 0, + 0, + 0, + 0, + 8, + 8, + 8, + 0, + 8, + 8, + 8, + 0, + 8, + 8, + 8, + 0, + 0, + 0, + 0, + 0, + 8, + 8, + 8, + 0, + 8, + 8, + 8, + 0, + 8, + 8, + 8 + ]); + function BitModel(width, height, subband, zeroBitPlanes, mb) { + this.width = width; + this.height = height; + this.contextLabelTable = subband === 'HH' ? HHContextLabel : subband === 'HL' ? HLContextLabel : LLAndLHContextsLabel; + var coefficientCount = width * height; + this.neighborsSignificance = new Uint8Array(coefficientCount); + this.coefficentsSign = new Uint8Array(coefficientCount); + this.coefficentsMagnitude = mb > 14 ? new Uint32Array(coefficientCount) : mb > 6 ? new Uint16Array(coefficientCount) : new Uint8Array(coefficientCount); + this.processingFlags = new Uint8Array(coefficientCount); + var bitsDecoded = new Uint8Array(coefficientCount); + if (zeroBitPlanes !== 0) { + for (var i = 0; i < coefficientCount; i++) { + bitsDecoded[i] = zeroBitPlanes; + } + } + this.bitsDecoded = bitsDecoded; + this.reset(); + } + BitModel.prototype = { + setDecoder: function BitModel_setDecoder(decoder) { + this.decoder = decoder; + }, + reset: function BitModel_reset() { + this.contexts = new Int8Array(19); + this.contexts[0] = 4 << 1 | 0; + this.contexts[UNIFORM_CONTEXT] = 46 << 1 | 0; + this.contexts[RUNLENGTH_CONTEXT] = 3 << 1 | 0; + }, + setNeighborsSignificance: function BitModel_setNeighborsSignificance(row, column, index) { + var neighborsSignificance = this.neighborsSignificance; + var width = this.width, height = this.height; + var left = column > 0; + var right = column + 1 < width; + var i; + if (row > 0) { + i = index - width; + if (left) { + neighborsSignificance[i - 1] += 0x10; + } + if (right) { + neighborsSignificance[i + 1] += 0x10; + } + neighborsSignificance[i] += 0x04; + } + if (row + 1 < height) { + i = index + width; + if (left) { + neighborsSignificance[i - 1] += 0x10; + } + if (right) { + neighborsSignificance[i + 1] += 0x10; + } + neighborsSignificance[i] += 0x04; + } + if (left) { + neighborsSignificance[index - 1] += 0x01; + } + if (right) { + neighborsSignificance[index + 1] += 0x01; + } + neighborsSignificance[index] |= 0x80; + }, + runSignificancePropagationPass: function BitModel_runSignificancePropagationPass() { + var decoder = this.decoder; + var width = this.width, height = this.height; + var coefficentsMagnitude = this.coefficentsMagnitude; + var coefficentsSign = this.coefficentsSign; + var neighborsSignificance = this.neighborsSignificance; + var processingFlags = this.processingFlags; + var contexts = this.contexts; + var labels = this.contextLabelTable; + var bitsDecoded = this.bitsDecoded; + var processedInverseMask = ~1; + var processedMask = 1; + var firstMagnitudeBitMask = 2; + for (var i0 = 0; i0 < height; i0 += 4) { + for (var j = 0; j < width; j++) { + var index = i0 * width + j; + for (var i1 = 0; i1 < 4; i1++, index += width) { + var i = i0 + i1; + if (i >= height) { + break; + } + processingFlags[index] &= processedInverseMask; + if (coefficentsMagnitude[index] || !neighborsSignificance[index]) { + continue; + } + var contextLabel = labels[neighborsSignificance[index]]; + var decision = decoder.readBit(contexts, contextLabel); + if (decision) { + var sign = this.decodeSignBit(i, j, index); + coefficentsSign[index] = sign; + coefficentsMagnitude[index] = 1; + this.setNeighborsSignificance(i, j, index); + processingFlags[index] |= firstMagnitudeBitMask; + } + bitsDecoded[index]++; + processingFlags[index] |= processedMask; + } + } + } + }, + decodeSignBit: function BitModel_decodeSignBit(row, column, index) { + var width = this.width, height = this.height; + var coefficentsMagnitude = this.coefficentsMagnitude; + var coefficentsSign = this.coefficentsSign; + var contribution, sign0, sign1, significance1; + var contextLabel, decoded; + significance1 = column > 0 && coefficentsMagnitude[index - 1] !== 0; + if (column + 1 < width && coefficentsMagnitude[index + 1] !== 0) { + sign1 = coefficentsSign[index + 1]; + if (significance1) { + sign0 = coefficentsSign[index - 1]; + contribution = 1 - sign1 - sign0; + } else { + contribution = 1 - sign1 - sign1; + } + } else if (significance1) { + sign0 = coefficentsSign[index - 1]; + contribution = 1 - sign0 - sign0; + } else { + contribution = 0; + } + var horizontalContribution = 3 * contribution; + significance1 = row > 0 && coefficentsMagnitude[index - width] !== 0; + if (row + 1 < height && coefficentsMagnitude[index + width] !== 0) { + sign1 = coefficentsSign[index + width]; + if (significance1) { + sign0 = coefficentsSign[index - width]; + contribution = 1 - sign1 - sign0 + horizontalContribution; + } else { + contribution = 1 - sign1 - sign1 + horizontalContribution; + } + } else if (significance1) { + sign0 = coefficentsSign[index - width]; + contribution = 1 - sign0 - sign0 + horizontalContribution; + } else { + contribution = horizontalContribution; + } + if (contribution >= 0) { + contextLabel = 9 + contribution; + decoded = this.decoder.readBit(this.contexts, contextLabel); + } else { + contextLabel = 9 - contribution; + decoded = this.decoder.readBit(this.contexts, contextLabel) ^ 1; + } + return decoded; + }, + runMagnitudeRefinementPass: function BitModel_runMagnitudeRefinementPass() { + var decoder = this.decoder; + var width = this.width, height = this.height; + var coefficentsMagnitude = this.coefficentsMagnitude; + var neighborsSignificance = this.neighborsSignificance; + var contexts = this.contexts; + var bitsDecoded = this.bitsDecoded; + var processingFlags = this.processingFlags; + var processedMask = 1; + var firstMagnitudeBitMask = 2; + var length = width * height; + var width4 = width * 4; + for (var index0 = 0, indexNext; index0 < length; index0 = indexNext) { + indexNext = Math.min(length, index0 + width4); + for (var j = 0; j < width; j++) { + for (var index = index0 + j; index < indexNext; index += width) { + if (!coefficentsMagnitude[index] || (processingFlags[index] & processedMask) !== 0) { + continue; + } + var contextLabel = 16; + if ((processingFlags[index] & firstMagnitudeBitMask) !== 0) { + processingFlags[index] ^= firstMagnitudeBitMask; + var significance = neighborsSignificance[index] & 127; + contextLabel = significance === 0 ? 15 : 14; + } + var bit = decoder.readBit(contexts, contextLabel); + coefficentsMagnitude[index] = coefficentsMagnitude[index] << 1 | bit; + bitsDecoded[index]++; + processingFlags[index] |= processedMask; + } + } + } + }, + runCleanupPass: function BitModel_runCleanupPass() { + var decoder = this.decoder; + var width = this.width, height = this.height; + var neighborsSignificance = this.neighborsSignificance; + var coefficentsMagnitude = this.coefficentsMagnitude; + var coefficentsSign = this.coefficentsSign; + var contexts = this.contexts; + var labels = this.contextLabelTable; + var bitsDecoded = this.bitsDecoded; + var processingFlags = this.processingFlags; + var processedMask = 1; + var firstMagnitudeBitMask = 2; + var oneRowDown = width; + var twoRowsDown = width * 2; + var threeRowsDown = width * 3; + var iNext; + for (var i0 = 0; i0 < height; i0 = iNext) { + iNext = Math.min(i0 + 4, height); + var indexBase = i0 * width; + var checkAllEmpty = i0 + 3 < height; + for (var j = 0; j < width; j++) { + var index0 = indexBase + j; + var allEmpty = checkAllEmpty && processingFlags[index0] === 0 && processingFlags[index0 + oneRowDown] === 0 && processingFlags[index0 + twoRowsDown] === 0 && processingFlags[index0 + threeRowsDown] === 0 && neighborsSignificance[index0] === 0 && neighborsSignificance[index0 + oneRowDown] === 0 && neighborsSignificance[index0 + twoRowsDown] === 0 && neighborsSignificance[index0 + threeRowsDown] === 0; + var i1 = 0, index = index0; + var i = i0, sign; + if (allEmpty) { + var hasSignificantCoefficent = decoder.readBit(contexts, RUNLENGTH_CONTEXT); + if (!hasSignificantCoefficent) { + bitsDecoded[index0]++; + bitsDecoded[index0 + oneRowDown]++; + bitsDecoded[index0 + twoRowsDown]++; + bitsDecoded[index0 + threeRowsDown]++; + continue; + } + i1 = decoder.readBit(contexts, UNIFORM_CONTEXT) << 1 | decoder.readBit(contexts, UNIFORM_CONTEXT); + if (i1 !== 0) { + i = i0 + i1; + index += i1 * width; + } + sign = this.decodeSignBit(i, j, index); + coefficentsSign[index] = sign; + coefficentsMagnitude[index] = 1; + this.setNeighborsSignificance(i, j, index); + processingFlags[index] |= firstMagnitudeBitMask; + index = index0; + for (var i2 = i0; i2 <= i; i2++, index += width) { + bitsDecoded[index]++; + } + i1++; + } + for (i = i0 + i1; i < iNext; i++, index += width) { + if (coefficentsMagnitude[index] || (processingFlags[index] & processedMask) !== 0) { + continue; + } + var contextLabel = labels[neighborsSignificance[index]]; + var decision = decoder.readBit(contexts, contextLabel); + if (decision === 1) { + sign = this.decodeSignBit(i, j, index); + coefficentsSign[index] = sign; + coefficentsMagnitude[index] = 1; + this.setNeighborsSignificance(i, j, index); + processingFlags[index] |= firstMagnitudeBitMask; + } + bitsDecoded[index]++; + } + } + } + }, + checkSegmentationSymbol: function BitModel_checkSegmentationSymbol() { + var decoder = this.decoder; + var contexts = this.contexts; + var symbol = decoder.readBit(contexts, UNIFORM_CONTEXT) << 3 | decoder.readBit(contexts, UNIFORM_CONTEXT) << 2 | decoder.readBit(contexts, UNIFORM_CONTEXT) << 1 | decoder.readBit(contexts, UNIFORM_CONTEXT); + if (symbol !== 0xA) { + error('JPX Error: Invalid segmentation symbol'); + } + } + }; + return BitModel; + }(); + var Transform = function TransformClosure() { + function Transform() { + } + Transform.prototype.calculate = function transformCalculate(subbands, u0, v0) { + var ll = subbands[0]; + for (var i = 1, ii = subbands.length; i < ii; i++) { + ll = this.iterate(ll, subbands[i], u0, v0); + } + return ll; + }; + Transform.prototype.extend = function extend(buffer, offset, size) { + var i1 = offset - 1, j1 = offset + 1; + var i2 = offset + size - 2, j2 = offset + size; + buffer[i1--] = buffer[j1++]; + buffer[j2++] = buffer[i2--]; + buffer[i1--] = buffer[j1++]; + buffer[j2++] = buffer[i2--]; + buffer[i1--] = buffer[j1++]; + buffer[j2++] = buffer[i2--]; + buffer[i1] = buffer[j1]; + buffer[j2] = buffer[i2]; + }; + Transform.prototype.iterate = function Transform_iterate(ll, hl_lh_hh, u0, v0) { + var llWidth = ll.width, llHeight = ll.height, llItems = ll.items; + var width = hl_lh_hh.width; + var height = hl_lh_hh.height; + var items = hl_lh_hh.items; + var i, j, k, l, u, v; + for (k = 0, i = 0; i < llHeight; i++) { + l = i * 2 * width; + for (j = 0; j < llWidth; j++, k++, l += 2) { + items[l] = llItems[k]; + } + } + llItems = ll.items = null; + var bufferPadding = 4; + var rowBuffer = new Float32Array(width + 2 * bufferPadding); + if (width === 1) { + if ((u0 & 1) !== 0) { + for (v = 0, k = 0; v < height; v++, k += width) { + items[k] *= 0.5; + } + } + } else { + for (v = 0, k = 0; v < height; v++, k += width) { + rowBuffer.set(items.subarray(k, k + width), bufferPadding); + this.extend(rowBuffer, bufferPadding, width); + this.filter(rowBuffer, bufferPadding, width); + items.set(rowBuffer.subarray(bufferPadding, bufferPadding + width), k); + } + } + var numBuffers = 16; + var colBuffers = []; + for (i = 0; i < numBuffers; i++) { + colBuffers.push(new Float32Array(height + 2 * bufferPadding)); + } + var b, currentBuffer = 0; + ll = bufferPadding + height; + if (height === 1) { + if ((v0 & 1) !== 0) { + for (u = 0; u < width; u++) { + items[u] *= 0.5; + } + } + } else { + for (u = 0; u < width; u++) { + if (currentBuffer === 0) { + numBuffers = Math.min(width - u, numBuffers); + for (k = u, l = bufferPadding; l < ll; k += width, l++) { + for (b = 0; b < numBuffers; b++) { + colBuffers[b][l] = items[k + b]; + } + } + currentBuffer = numBuffers; + } + currentBuffer--; + var buffer = colBuffers[currentBuffer]; + this.extend(buffer, bufferPadding, height); + this.filter(buffer, bufferPadding, height); + if (currentBuffer === 0) { + k = u - numBuffers + 1; + for (l = bufferPadding; l < ll; k += width, l++) { + for (b = 0; b < numBuffers; b++) { + items[k + b] = colBuffers[b][l]; + } + } + } + } + } + return { + width: width, + height: height, + items: items + }; + }; + return Transform; + }(); + var IrreversibleTransform = function IrreversibleTransformClosure() { + function IrreversibleTransform() { + Transform.call(this); + } + IrreversibleTransform.prototype = Object.create(Transform.prototype); + IrreversibleTransform.prototype.filter = function irreversibleTransformFilter(x, offset, length) { + var len = length >> 1; + offset = offset | 0; + var j, n, current, next; + var alpha = -1.586134342059924; + var beta = -0.052980118572961; + var gamma = 0.882911075530934; + var delta = 0.443506852043971; + var K = 1.230174104914001; + var K_ = 1 / K; + j = offset - 3; + for (n = len + 4; n--; j += 2) { + x[j] *= K_; + } + j = offset - 2; + current = delta * x[j - 1]; + for (n = len + 3; n--; j += 2) { + next = delta * x[j + 1]; + x[j] = K * x[j] - current - next; + if (n--) { + j += 2; + current = delta * x[j + 1]; + x[j] = K * x[j] - current - next; + } else { + break; + } + } + j = offset - 1; + current = gamma * x[j - 1]; + for (n = len + 2; n--; j += 2) { + next = gamma * x[j + 1]; + x[j] -= current + next; + if (n--) { + j += 2; + current = gamma * x[j + 1]; + x[j] -= current + next; + } else { + break; + } + } + j = offset; + current = beta * x[j - 1]; + for (n = len + 1; n--; j += 2) { + next = beta * x[j + 1]; + x[j] -= current + next; + if (n--) { + j += 2; + current = beta * x[j + 1]; + x[j] -= current + next; + } else { + break; + } + } + if (len !== 0) { + j = offset + 1; + current = alpha * x[j - 1]; + for (n = len; n--; j += 2) { + next = alpha * x[j + 1]; + x[j] -= current + next; + if (n--) { + j += 2; + current = alpha * x[j + 1]; + x[j] -= current + next; + } else { + break; + } + } + } + }; + return IrreversibleTransform; + }(); + var ReversibleTransform = function ReversibleTransformClosure() { + function ReversibleTransform() { + Transform.call(this); + } + ReversibleTransform.prototype = Object.create(Transform.prototype); + ReversibleTransform.prototype.filter = function reversibleTransformFilter(x, offset, length) { + var len = length >> 1; + offset = offset | 0; + var j, n; + for (j = offset, n = len + 1; n--; j += 2) { + x[j] -= x[j - 1] + x[j + 1] + 2 >> 2; + } + for (j = offset + 1, n = len; n--; j += 2) { + x[j] += x[j - 1] + x[j + 1] >> 1; + } + }; + return ReversibleTransform; + }(); + return JpxImage; + }(); + exports.JpxImage = JpxImage; + })); + (function (root, factory) { + factory(root.pdfjsCoreMetrics = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var getLookupTableFactory = sharedUtil.getLookupTableFactory; + var getMetrics = getLookupTableFactory(function (t) { + t['Courier'] = 600; + t['Courier-Bold'] = 600; + t['Courier-BoldOblique'] = 600; + t['Courier-Oblique'] = 600; + t['Helvetica'] = getLookupTableFactory(function (t) { + t['space'] = 278; + t['exclam'] = 278; + t['quotedbl'] = 355; + t['numbersign'] = 556; + t['dollar'] = 556; + t['percent'] = 889; + t['ampersand'] = 667; + t['quoteright'] = 222; + t['parenleft'] = 333; + t['parenright'] = 333; + t['asterisk'] = 389; + t['plus'] = 584; + t['comma'] = 278; + t['hyphen'] = 333; + t['period'] = 278; + t['slash'] = 278; + t['zero'] = 556; + t['one'] = 556; + t['two'] = 556; + t['three'] = 556; + t['four'] = 556; + t['five'] = 556; + t['six'] = 556; + t['seven'] = 556; + t['eight'] = 556; + t['nine'] = 556; + t['colon'] = 278; + t['semicolon'] = 278; + t['less'] = 584; + t['equal'] = 584; + t['greater'] = 584; + t['question'] = 556; + t['at'] = 1015; + t['A'] = 667; + t['B'] = 667; + t['C'] = 722; + t['D'] = 722; + t['E'] = 667; + t['F'] = 611; + t['G'] = 778; + t['H'] = 722; + t['I'] = 278; + t['J'] = 500; + t['K'] = 667; + t['L'] = 556; + t['M'] = 833; + t['N'] = 722; + t['O'] = 778; + t['P'] = 667; + t['Q'] = 778; + t['R'] = 722; + t['S'] = 667; + t['T'] = 611; + t['U'] = 722; + t['V'] = 667; + t['W'] = 944; + t['X'] = 667; + t['Y'] = 667; + t['Z'] = 611; + t['bracketleft'] = 278; + t['backslash'] = 278; + t['bracketright'] = 278; + t['asciicircum'] = 469; + t['underscore'] = 556; + t['quoteleft'] = 222; + t['a'] = 556; + t['b'] = 556; + t['c'] = 500; + t['d'] = 556; + t['e'] = 556; + t['f'] = 278; + t['g'] = 556; + t['h'] = 556; + t['i'] = 222; + t['j'] = 222; + t['k'] = 500; + t['l'] = 222; + t['m'] = 833; + t['n'] = 556; + t['o'] = 556; + t['p'] = 556; + t['q'] = 556; + t['r'] = 333; + t['s'] = 500; + t['t'] = 278; + t['u'] = 556; + t['v'] = 500; + t['w'] = 722; + t['x'] = 500; + t['y'] = 500; + t['z'] = 500; + t['braceleft'] = 334; + t['bar'] = 260; + t['braceright'] = 334; + t['asciitilde'] = 584; + t['exclamdown'] = 333; + t['cent'] = 556; + t['sterling'] = 556; + t['fraction'] = 167; + t['yen'] = 556; + t['florin'] = 556; + t['section'] = 556; + t['currency'] = 556; + t['quotesingle'] = 191; + t['quotedblleft'] = 333; + t['guillemotleft'] = 556; + t['guilsinglleft'] = 333; + t['guilsinglright'] = 333; + t['fi'] = 500; + t['fl'] = 500; + t['endash'] = 556; + t['dagger'] = 556; + t['daggerdbl'] = 556; + t['periodcentered'] = 278; + t['paragraph'] = 537; + t['bullet'] = 350; + t['quotesinglbase'] = 222; + t['quotedblbase'] = 333; + t['quotedblright'] = 333; + t['guillemotright'] = 556; + t['ellipsis'] = 1000; + t['perthousand'] = 1000; + t['questiondown'] = 611; + t['grave'] = 333; + t['acute'] = 333; + t['circumflex'] = 333; + t['tilde'] = 333; + t['macron'] = 333; + t['breve'] = 333; + t['dotaccent'] = 333; + t['dieresis'] = 333; + t['ring'] = 333; + t['cedilla'] = 333; + t['hungarumlaut'] = 333; + t['ogonek'] = 333; + t['caron'] = 333; + t['emdash'] = 1000; + t['AE'] = 1000; + t['ordfeminine'] = 370; + t['Lslash'] = 556; + t['Oslash'] = 778; + t['OE'] = 1000; + t['ordmasculine'] = 365; + t['ae'] = 889; + t['dotlessi'] = 278; + t['lslash'] = 222; + t['oslash'] = 611; + t['oe'] = 944; + t['germandbls'] = 611; + t['Idieresis'] = 278; + t['eacute'] = 556; + t['abreve'] = 556; + t['uhungarumlaut'] = 556; + t['ecaron'] = 556; + t['Ydieresis'] = 667; + t['divide'] = 584; + t['Yacute'] = 667; + t['Acircumflex'] = 667; + t['aacute'] = 556; + t['Ucircumflex'] = 722; + t['yacute'] = 500; + t['scommaaccent'] = 500; + t['ecircumflex'] = 556; + t['Uring'] = 722; + t['Udieresis'] = 722; + t['aogonek'] = 556; + t['Uacute'] = 722; + t['uogonek'] = 556; + t['Edieresis'] = 667; + t['Dcroat'] = 722; + t['commaaccent'] = 250; + t['copyright'] = 737; + t['Emacron'] = 667; + t['ccaron'] = 500; + t['aring'] = 556; + t['Ncommaaccent'] = 722; + t['lacute'] = 222; + t['agrave'] = 556; + t['Tcommaaccent'] = 611; + t['Cacute'] = 722; + t['atilde'] = 556; + t['Edotaccent'] = 667; + t['scaron'] = 500; + t['scedilla'] = 500; + t['iacute'] = 278; + t['lozenge'] = 471; + t['Rcaron'] = 722; + t['Gcommaaccent'] = 778; + t['ucircumflex'] = 556; + t['acircumflex'] = 556; + t['Amacron'] = 667; + t['rcaron'] = 333; + t['ccedilla'] = 500; + t['Zdotaccent'] = 611; + t['Thorn'] = 667; + t['Omacron'] = 778; + t['Racute'] = 722; + t['Sacute'] = 667; + t['dcaron'] = 643; + t['Umacron'] = 722; + t['uring'] = 556; + t['threesuperior'] = 333; + t['Ograve'] = 778; + t['Agrave'] = 667; + t['Abreve'] = 667; + t['multiply'] = 584; + t['uacute'] = 556; + t['Tcaron'] = 611; + t['partialdiff'] = 476; + t['ydieresis'] = 500; + t['Nacute'] = 722; + t['icircumflex'] = 278; + t['Ecircumflex'] = 667; + t['adieresis'] = 556; + t['edieresis'] = 556; + t['cacute'] = 500; + t['nacute'] = 556; + t['umacron'] = 556; + t['Ncaron'] = 722; + t['Iacute'] = 278; + t['plusminus'] = 584; + t['brokenbar'] = 260; + t['registered'] = 737; + t['Gbreve'] = 778; + t['Idotaccent'] = 278; + t['summation'] = 600; + t['Egrave'] = 667; + t['racute'] = 333; + t['omacron'] = 556; + t['Zacute'] = 611; + t['Zcaron'] = 611; + t['greaterequal'] = 549; + t['Eth'] = 722; + t['Ccedilla'] = 722; + t['lcommaaccent'] = 222; + t['tcaron'] = 317; + t['eogonek'] = 556; + t['Uogonek'] = 722; + t['Aacute'] = 667; + t['Adieresis'] = 667; + t['egrave'] = 556; + t['zacute'] = 500; + t['iogonek'] = 222; + t['Oacute'] = 778; + t['oacute'] = 556; + t['amacron'] = 556; + t['sacute'] = 500; + t['idieresis'] = 278; + t['Ocircumflex'] = 778; + t['Ugrave'] = 722; + t['Delta'] = 612; + t['thorn'] = 556; + t['twosuperior'] = 333; + t['Odieresis'] = 778; + t['mu'] = 556; + t['igrave'] = 278; + t['ohungarumlaut'] = 556; + t['Eogonek'] = 667; + t['dcroat'] = 556; + t['threequarters'] = 834; + t['Scedilla'] = 667; + t['lcaron'] = 299; + t['Kcommaaccent'] = 667; + t['Lacute'] = 556; + t['trademark'] = 1000; + t['edotaccent'] = 556; + t['Igrave'] = 278; + t['Imacron'] = 278; + t['Lcaron'] = 556; + t['onehalf'] = 834; + t['lessequal'] = 549; + t['ocircumflex'] = 556; + t['ntilde'] = 556; + t['Uhungarumlaut'] = 722; + t['Eacute'] = 667; + t['emacron'] = 556; + t['gbreve'] = 556; + t['onequarter'] = 834; + t['Scaron'] = 667; + t['Scommaaccent'] = 667; + t['Ohungarumlaut'] = 778; + t['degree'] = 400; + t['ograve'] = 556; + t['Ccaron'] = 722; + t['ugrave'] = 556; + t['radical'] = 453; + t['Dcaron'] = 722; + t['rcommaaccent'] = 333; + t['Ntilde'] = 722; + t['otilde'] = 556; + t['Rcommaaccent'] = 722; + t['Lcommaaccent'] = 556; + t['Atilde'] = 667; + t['Aogonek'] = 667; + t['Aring'] = 667; + t['Otilde'] = 778; + t['zdotaccent'] = 500; + t['Ecaron'] = 667; + t['Iogonek'] = 278; + t['kcommaaccent'] = 500; + t['minus'] = 584; + t['Icircumflex'] = 278; + t['ncaron'] = 556; + t['tcommaaccent'] = 278; + t['logicalnot'] = 584; + t['odieresis'] = 556; + t['udieresis'] = 556; + t['notequal'] = 549; + t['gcommaaccent'] = 556; + t['eth'] = 556; + t['zcaron'] = 500; + t['ncommaaccent'] = 556; + t['onesuperior'] = 333; + t['imacron'] = 278; + t['Euro'] = 556; + }); + t['Helvetica-Bold'] = getLookupTableFactory(function (t) { + t['space'] = 278; + t['exclam'] = 333; + t['quotedbl'] = 474; + t['numbersign'] = 556; + t['dollar'] = 556; + t['percent'] = 889; + t['ampersand'] = 722; + t['quoteright'] = 278; + t['parenleft'] = 333; + t['parenright'] = 333; + t['asterisk'] = 389; + t['plus'] = 584; + t['comma'] = 278; + t['hyphen'] = 333; + t['period'] = 278; + t['slash'] = 278; + t['zero'] = 556; + t['one'] = 556; + t['two'] = 556; + t['three'] = 556; + t['four'] = 556; + t['five'] = 556; + t['six'] = 556; + t['seven'] = 556; + t['eight'] = 556; + t['nine'] = 556; + t['colon'] = 333; + t['semicolon'] = 333; + t['less'] = 584; + t['equal'] = 584; + t['greater'] = 584; + t['question'] = 611; + t['at'] = 975; + t['A'] = 722; + t['B'] = 722; + t['C'] = 722; + t['D'] = 722; + t['E'] = 667; + t['F'] = 611; + t['G'] = 778; + t['H'] = 722; + t['I'] = 278; + t['J'] = 556; + t['K'] = 722; + t['L'] = 611; + t['M'] = 833; + t['N'] = 722; + t['O'] = 778; + t['P'] = 667; + t['Q'] = 778; + t['R'] = 722; + t['S'] = 667; + t['T'] = 611; + t['U'] = 722; + t['V'] = 667; + t['W'] = 944; + t['X'] = 667; + t['Y'] = 667; + t['Z'] = 611; + t['bracketleft'] = 333; + t['backslash'] = 278; + t['bracketright'] = 333; + t['asciicircum'] = 584; + t['underscore'] = 556; + t['quoteleft'] = 278; + t['a'] = 556; + t['b'] = 611; + t['c'] = 556; + t['d'] = 611; + t['e'] = 556; + t['f'] = 333; + t['g'] = 611; + t['h'] = 611; + t['i'] = 278; + t['j'] = 278; + t['k'] = 556; + t['l'] = 278; + t['m'] = 889; + t['n'] = 611; + t['o'] = 611; + t['p'] = 611; + t['q'] = 611; + t['r'] = 389; + t['s'] = 556; + t['t'] = 333; + t['u'] = 611; + t['v'] = 556; + t['w'] = 778; + t['x'] = 556; + t['y'] = 556; + t['z'] = 500; + t['braceleft'] = 389; + t['bar'] = 280; + t['braceright'] = 389; + t['asciitilde'] = 584; + t['exclamdown'] = 333; + t['cent'] = 556; + t['sterling'] = 556; + t['fraction'] = 167; + t['yen'] = 556; + t['florin'] = 556; + t['section'] = 556; + t['currency'] = 556; + t['quotesingle'] = 238; + t['quotedblleft'] = 500; + t['guillemotleft'] = 556; + t['guilsinglleft'] = 333; + t['guilsinglright'] = 333; + t['fi'] = 611; + t['fl'] = 611; + t['endash'] = 556; + t['dagger'] = 556; + t['daggerdbl'] = 556; + t['periodcentered'] = 278; + t['paragraph'] = 556; + t['bullet'] = 350; + t['quotesinglbase'] = 278; + t['quotedblbase'] = 500; + t['quotedblright'] = 500; + t['guillemotright'] = 556; + t['ellipsis'] = 1000; + t['perthousand'] = 1000; + t['questiondown'] = 611; + t['grave'] = 333; + t['acute'] = 333; + t['circumflex'] = 333; + t['tilde'] = 333; + t['macron'] = 333; + t['breve'] = 333; + t['dotaccent'] = 333; + t['dieresis'] = 333; + t['ring'] = 333; + t['cedilla'] = 333; + t['hungarumlaut'] = 333; + t['ogonek'] = 333; + t['caron'] = 333; + t['emdash'] = 1000; + t['AE'] = 1000; + t['ordfeminine'] = 370; + t['Lslash'] = 611; + t['Oslash'] = 778; + t['OE'] = 1000; + t['ordmasculine'] = 365; + t['ae'] = 889; + t['dotlessi'] = 278; + t['lslash'] = 278; + t['oslash'] = 611; + t['oe'] = 944; + t['germandbls'] = 611; + t['Idieresis'] = 278; + t['eacute'] = 556; + t['abreve'] = 556; + t['uhungarumlaut'] = 611; + t['ecaron'] = 556; + t['Ydieresis'] = 667; + t['divide'] = 584; + t['Yacute'] = 667; + t['Acircumflex'] = 722; + t['aacute'] = 556; + t['Ucircumflex'] = 722; + t['yacute'] = 556; + t['scommaaccent'] = 556; + t['ecircumflex'] = 556; + t['Uring'] = 722; + t['Udieresis'] = 722; + t['aogonek'] = 556; + t['Uacute'] = 722; + t['uogonek'] = 611; + t['Edieresis'] = 667; + t['Dcroat'] = 722; + t['commaaccent'] = 250; + t['copyright'] = 737; + t['Emacron'] = 667; + t['ccaron'] = 556; + t['aring'] = 556; + t['Ncommaaccent'] = 722; + t['lacute'] = 278; + t['agrave'] = 556; + t['Tcommaaccent'] = 611; + t['Cacute'] = 722; + t['atilde'] = 556; + t['Edotaccent'] = 667; + t['scaron'] = 556; + t['scedilla'] = 556; + t['iacute'] = 278; + t['lozenge'] = 494; + t['Rcaron'] = 722; + t['Gcommaaccent'] = 778; + t['ucircumflex'] = 611; + t['acircumflex'] = 556; + t['Amacron'] = 722; + t['rcaron'] = 389; + t['ccedilla'] = 556; + t['Zdotaccent'] = 611; + t['Thorn'] = 667; + t['Omacron'] = 778; + t['Racute'] = 722; + t['Sacute'] = 667; + t['dcaron'] = 743; + t['Umacron'] = 722; + t['uring'] = 611; + t['threesuperior'] = 333; + t['Ograve'] = 778; + t['Agrave'] = 722; + t['Abreve'] = 722; + t['multiply'] = 584; + t['uacute'] = 611; + t['Tcaron'] = 611; + t['partialdiff'] = 494; + t['ydieresis'] = 556; + t['Nacute'] = 722; + t['icircumflex'] = 278; + t['Ecircumflex'] = 667; + t['adieresis'] = 556; + t['edieresis'] = 556; + t['cacute'] = 556; + t['nacute'] = 611; + t['umacron'] = 611; + t['Ncaron'] = 722; + t['Iacute'] = 278; + t['plusminus'] = 584; + t['brokenbar'] = 280; + t['registered'] = 737; + t['Gbreve'] = 778; + t['Idotaccent'] = 278; + t['summation'] = 600; + t['Egrave'] = 667; + t['racute'] = 389; + t['omacron'] = 611; + t['Zacute'] = 611; + t['Zcaron'] = 611; + t['greaterequal'] = 549; + t['Eth'] = 722; + t['Ccedilla'] = 722; + t['lcommaaccent'] = 278; + t['tcaron'] = 389; + t['eogonek'] = 556; + t['Uogonek'] = 722; + t['Aacute'] = 722; + t['Adieresis'] = 722; + t['egrave'] = 556; + t['zacute'] = 500; + t['iogonek'] = 278; + t['Oacute'] = 778; + t['oacute'] = 611; + t['amacron'] = 556; + t['sacute'] = 556; + t['idieresis'] = 278; + t['Ocircumflex'] = 778; + t['Ugrave'] = 722; + t['Delta'] = 612; + t['thorn'] = 611; + t['twosuperior'] = 333; + t['Odieresis'] = 778; + t['mu'] = 611; + t['igrave'] = 278; + t['ohungarumlaut'] = 611; + t['Eogonek'] = 667; + t['dcroat'] = 611; + t['threequarters'] = 834; + t['Scedilla'] = 667; + t['lcaron'] = 400; + t['Kcommaaccent'] = 722; + t['Lacute'] = 611; + t['trademark'] = 1000; + t['edotaccent'] = 556; + t['Igrave'] = 278; + t['Imacron'] = 278; + t['Lcaron'] = 611; + t['onehalf'] = 834; + t['lessequal'] = 549; + t['ocircumflex'] = 611; + t['ntilde'] = 611; + t['Uhungarumlaut'] = 722; + t['Eacute'] = 667; + t['emacron'] = 556; + t['gbreve'] = 611; + t['onequarter'] = 834; + t['Scaron'] = 667; + t['Scommaaccent'] = 667; + t['Ohungarumlaut'] = 778; + t['degree'] = 400; + t['ograve'] = 611; + t['Ccaron'] = 722; + t['ugrave'] = 611; + t['radical'] = 549; + t['Dcaron'] = 722; + t['rcommaaccent'] = 389; + t['Ntilde'] = 722; + t['otilde'] = 611; + t['Rcommaaccent'] = 722; + t['Lcommaaccent'] = 611; + t['Atilde'] = 722; + t['Aogonek'] = 722; + t['Aring'] = 722; + t['Otilde'] = 778; + t['zdotaccent'] = 500; + t['Ecaron'] = 667; + t['Iogonek'] = 278; + t['kcommaaccent'] = 556; + t['minus'] = 584; + t['Icircumflex'] = 278; + t['ncaron'] = 611; + t['tcommaaccent'] = 333; + t['logicalnot'] = 584; + t['odieresis'] = 611; + t['udieresis'] = 611; + t['notequal'] = 549; + t['gcommaaccent'] = 611; + t['eth'] = 611; + t['zcaron'] = 500; + t['ncommaaccent'] = 611; + t['onesuperior'] = 333; + t['imacron'] = 278; + t['Euro'] = 556; + }); + t['Helvetica-BoldOblique'] = getLookupTableFactory(function (t) { + t['space'] = 278; + t['exclam'] = 333; + t['quotedbl'] = 474; + t['numbersign'] = 556; + t['dollar'] = 556; + t['percent'] = 889; + t['ampersand'] = 722; + t['quoteright'] = 278; + t['parenleft'] = 333; + t['parenright'] = 333; + t['asterisk'] = 389; + t['plus'] = 584; + t['comma'] = 278; + t['hyphen'] = 333; + t['period'] = 278; + t['slash'] = 278; + t['zero'] = 556; + t['one'] = 556; + t['two'] = 556; + t['three'] = 556; + t['four'] = 556; + t['five'] = 556; + t['six'] = 556; + t['seven'] = 556; + t['eight'] = 556; + t['nine'] = 556; + t['colon'] = 333; + t['semicolon'] = 333; + t['less'] = 584; + t['equal'] = 584; + t['greater'] = 584; + t['question'] = 611; + t['at'] = 975; + t['A'] = 722; + t['B'] = 722; + t['C'] = 722; + t['D'] = 722; + t['E'] = 667; + t['F'] = 611; + t['G'] = 778; + t['H'] = 722; + t['I'] = 278; + t['J'] = 556; + t['K'] = 722; + t['L'] = 611; + t['M'] = 833; + t['N'] = 722; + t['O'] = 778; + t['P'] = 667; + t['Q'] = 778; + t['R'] = 722; + t['S'] = 667; + t['T'] = 611; + t['U'] = 722; + t['V'] = 667; + t['W'] = 944; + t['X'] = 667; + t['Y'] = 667; + t['Z'] = 611; + t['bracketleft'] = 333; + t['backslash'] = 278; + t['bracketright'] = 333; + t['asciicircum'] = 584; + t['underscore'] = 556; + t['quoteleft'] = 278; + t['a'] = 556; + t['b'] = 611; + t['c'] = 556; + t['d'] = 611; + t['e'] = 556; + t['f'] = 333; + t['g'] = 611; + t['h'] = 611; + t['i'] = 278; + t['j'] = 278; + t['k'] = 556; + t['l'] = 278; + t['m'] = 889; + t['n'] = 611; + t['o'] = 611; + t['p'] = 611; + t['q'] = 611; + t['r'] = 389; + t['s'] = 556; + t['t'] = 333; + t['u'] = 611; + t['v'] = 556; + t['w'] = 778; + t['x'] = 556; + t['y'] = 556; + t['z'] = 500; + t['braceleft'] = 389; + t['bar'] = 280; + t['braceright'] = 389; + t['asciitilde'] = 584; + t['exclamdown'] = 333; + t['cent'] = 556; + t['sterling'] = 556; + t['fraction'] = 167; + t['yen'] = 556; + t['florin'] = 556; + t['section'] = 556; + t['currency'] = 556; + t['quotesingle'] = 238; + t['quotedblleft'] = 500; + t['guillemotleft'] = 556; + t['guilsinglleft'] = 333; + t['guilsinglright'] = 333; + t['fi'] = 611; + t['fl'] = 611; + t['endash'] = 556; + t['dagger'] = 556; + t['daggerdbl'] = 556; + t['periodcentered'] = 278; + t['paragraph'] = 556; + t['bullet'] = 350; + t['quotesinglbase'] = 278; + t['quotedblbase'] = 500; + t['quotedblright'] = 500; + t['guillemotright'] = 556; + t['ellipsis'] = 1000; + t['perthousand'] = 1000; + t['questiondown'] = 611; + t['grave'] = 333; + t['acute'] = 333; + t['circumflex'] = 333; + t['tilde'] = 333; + t['macron'] = 333; + t['breve'] = 333; + t['dotaccent'] = 333; + t['dieresis'] = 333; + t['ring'] = 333; + t['cedilla'] = 333; + t['hungarumlaut'] = 333; + t['ogonek'] = 333; + t['caron'] = 333; + t['emdash'] = 1000; + t['AE'] = 1000; + t['ordfeminine'] = 370; + t['Lslash'] = 611; + t['Oslash'] = 778; + t['OE'] = 1000; + t['ordmasculine'] = 365; + t['ae'] = 889; + t['dotlessi'] = 278; + t['lslash'] = 278; + t['oslash'] = 611; + t['oe'] = 944; + t['germandbls'] = 611; + t['Idieresis'] = 278; + t['eacute'] = 556; + t['abreve'] = 556; + t['uhungarumlaut'] = 611; + t['ecaron'] = 556; + t['Ydieresis'] = 667; + t['divide'] = 584; + t['Yacute'] = 667; + t['Acircumflex'] = 722; + t['aacute'] = 556; + t['Ucircumflex'] = 722; + t['yacute'] = 556; + t['scommaaccent'] = 556; + t['ecircumflex'] = 556; + t['Uring'] = 722; + t['Udieresis'] = 722; + t['aogonek'] = 556; + t['Uacute'] = 722; + t['uogonek'] = 611; + t['Edieresis'] = 667; + t['Dcroat'] = 722; + t['commaaccent'] = 250; + t['copyright'] = 737; + t['Emacron'] = 667; + t['ccaron'] = 556; + t['aring'] = 556; + t['Ncommaaccent'] = 722; + t['lacute'] = 278; + t['agrave'] = 556; + t['Tcommaaccent'] = 611; + t['Cacute'] = 722; + t['atilde'] = 556; + t['Edotaccent'] = 667; + t['scaron'] = 556; + t['scedilla'] = 556; + t['iacute'] = 278; + t['lozenge'] = 494; + t['Rcaron'] = 722; + t['Gcommaaccent'] = 778; + t['ucircumflex'] = 611; + t['acircumflex'] = 556; + t['Amacron'] = 722; + t['rcaron'] = 389; + t['ccedilla'] = 556; + t['Zdotaccent'] = 611; + t['Thorn'] = 667; + t['Omacron'] = 778; + t['Racute'] = 722; + t['Sacute'] = 667; + t['dcaron'] = 743; + t['Umacron'] = 722; + t['uring'] = 611; + t['threesuperior'] = 333; + t['Ograve'] = 778; + t['Agrave'] = 722; + t['Abreve'] = 722; + t['multiply'] = 584; + t['uacute'] = 611; + t['Tcaron'] = 611; + t['partialdiff'] = 494; + t['ydieresis'] = 556; + t['Nacute'] = 722; + t['icircumflex'] = 278; + t['Ecircumflex'] = 667; + t['adieresis'] = 556; + t['edieresis'] = 556; + t['cacute'] = 556; + t['nacute'] = 611; + t['umacron'] = 611; + t['Ncaron'] = 722; + t['Iacute'] = 278; + t['plusminus'] = 584; + t['brokenbar'] = 280; + t['registered'] = 737; + t['Gbreve'] = 778; + t['Idotaccent'] = 278; + t['summation'] = 600; + t['Egrave'] = 667; + t['racute'] = 389; + t['omacron'] = 611; + t['Zacute'] = 611; + t['Zcaron'] = 611; + t['greaterequal'] = 549; + t['Eth'] = 722; + t['Ccedilla'] = 722; + t['lcommaaccent'] = 278; + t['tcaron'] = 389; + t['eogonek'] = 556; + t['Uogonek'] = 722; + t['Aacute'] = 722; + t['Adieresis'] = 722; + t['egrave'] = 556; + t['zacute'] = 500; + t['iogonek'] = 278; + t['Oacute'] = 778; + t['oacute'] = 611; + t['amacron'] = 556; + t['sacute'] = 556; + t['idieresis'] = 278; + t['Ocircumflex'] = 778; + t['Ugrave'] = 722; + t['Delta'] = 612; + t['thorn'] = 611; + t['twosuperior'] = 333; + t['Odieresis'] = 778; + t['mu'] = 611; + t['igrave'] = 278; + t['ohungarumlaut'] = 611; + t['Eogonek'] = 667; + t['dcroat'] = 611; + t['threequarters'] = 834; + t['Scedilla'] = 667; + t['lcaron'] = 400; + t['Kcommaaccent'] = 722; + t['Lacute'] = 611; + t['trademark'] = 1000; + t['edotaccent'] = 556; + t['Igrave'] = 278; + t['Imacron'] = 278; + t['Lcaron'] = 611; + t['onehalf'] = 834; + t['lessequal'] = 549; + t['ocircumflex'] = 611; + t['ntilde'] = 611; + t['Uhungarumlaut'] = 722; + t['Eacute'] = 667; + t['emacron'] = 556; + t['gbreve'] = 611; + t['onequarter'] = 834; + t['Scaron'] = 667; + t['Scommaaccent'] = 667; + t['Ohungarumlaut'] = 778; + t['degree'] = 400; + t['ograve'] = 611; + t['Ccaron'] = 722; + t['ugrave'] = 611; + t['radical'] = 549; + t['Dcaron'] = 722; + t['rcommaaccent'] = 389; + t['Ntilde'] = 722; + t['otilde'] = 611; + t['Rcommaaccent'] = 722; + t['Lcommaaccent'] = 611; + t['Atilde'] = 722; + t['Aogonek'] = 722; + t['Aring'] = 722; + t['Otilde'] = 778; + t['zdotaccent'] = 500; + t['Ecaron'] = 667; + t['Iogonek'] = 278; + t['kcommaaccent'] = 556; + t['minus'] = 584; + t['Icircumflex'] = 278; + t['ncaron'] = 611; + t['tcommaaccent'] = 333; + t['logicalnot'] = 584; + t['odieresis'] = 611; + t['udieresis'] = 611; + t['notequal'] = 549; + t['gcommaaccent'] = 611; + t['eth'] = 611; + t['zcaron'] = 500; + t['ncommaaccent'] = 611; + t['onesuperior'] = 333; + t['imacron'] = 278; + t['Euro'] = 556; + }); + t['Helvetica-Oblique'] = getLookupTableFactory(function (t) { + t['space'] = 278; + t['exclam'] = 278; + t['quotedbl'] = 355; + t['numbersign'] = 556; + t['dollar'] = 556; + t['percent'] = 889; + t['ampersand'] = 667; + t['quoteright'] = 222; + t['parenleft'] = 333; + t['parenright'] = 333; + t['asterisk'] = 389; + t['plus'] = 584; + t['comma'] = 278; + t['hyphen'] = 333; + t['period'] = 278; + t['slash'] = 278; + t['zero'] = 556; + t['one'] = 556; + t['two'] = 556; + t['three'] = 556; + t['four'] = 556; + t['five'] = 556; + t['six'] = 556; + t['seven'] = 556; + t['eight'] = 556; + t['nine'] = 556; + t['colon'] = 278; + t['semicolon'] = 278; + t['less'] = 584; + t['equal'] = 584; + t['greater'] = 584; + t['question'] = 556; + t['at'] = 1015; + t['A'] = 667; + t['B'] = 667; + t['C'] = 722; + t['D'] = 722; + t['E'] = 667; + t['F'] = 611; + t['G'] = 778; + t['H'] = 722; + t['I'] = 278; + t['J'] = 500; + t['K'] = 667; + t['L'] = 556; + t['M'] = 833; + t['N'] = 722; + t['O'] = 778; + t['P'] = 667; + t['Q'] = 778; + t['R'] = 722; + t['S'] = 667; + t['T'] = 611; + t['U'] = 722; + t['V'] = 667; + t['W'] = 944; + t['X'] = 667; + t['Y'] = 667; + t['Z'] = 611; + t['bracketleft'] = 278; + t['backslash'] = 278; + t['bracketright'] = 278; + t['asciicircum'] = 469; + t['underscore'] = 556; + t['quoteleft'] = 222; + t['a'] = 556; + t['b'] = 556; + t['c'] = 500; + t['d'] = 556; + t['e'] = 556; + t['f'] = 278; + t['g'] = 556; + t['h'] = 556; + t['i'] = 222; + t['j'] = 222; + t['k'] = 500; + t['l'] = 222; + t['m'] = 833; + t['n'] = 556; + t['o'] = 556; + t['p'] = 556; + t['q'] = 556; + t['r'] = 333; + t['s'] = 500; + t['t'] = 278; + t['u'] = 556; + t['v'] = 500; + t['w'] = 722; + t['x'] = 500; + t['y'] = 500; + t['z'] = 500; + t['braceleft'] = 334; + t['bar'] = 260; + t['braceright'] = 334; + t['asciitilde'] = 584; + t['exclamdown'] = 333; + t['cent'] = 556; + t['sterling'] = 556; + t['fraction'] = 167; + t['yen'] = 556; + t['florin'] = 556; + t['section'] = 556; + t['currency'] = 556; + t['quotesingle'] = 191; + t['quotedblleft'] = 333; + t['guillemotleft'] = 556; + t['guilsinglleft'] = 333; + t['guilsinglright'] = 333; + t['fi'] = 500; + t['fl'] = 500; + t['endash'] = 556; + t['dagger'] = 556; + t['daggerdbl'] = 556; + t['periodcentered'] = 278; + t['paragraph'] = 537; + t['bullet'] = 350; + t['quotesinglbase'] = 222; + t['quotedblbase'] = 333; + t['quotedblright'] = 333; + t['guillemotright'] = 556; + t['ellipsis'] = 1000; + t['perthousand'] = 1000; + t['questiondown'] = 611; + t['grave'] = 333; + t['acute'] = 333; + t['circumflex'] = 333; + t['tilde'] = 333; + t['macron'] = 333; + t['breve'] = 333; + t['dotaccent'] = 333; + t['dieresis'] = 333; + t['ring'] = 333; + t['cedilla'] = 333; + t['hungarumlaut'] = 333; + t['ogonek'] = 333; + t['caron'] = 333; + t['emdash'] = 1000; + t['AE'] = 1000; + t['ordfeminine'] = 370; + t['Lslash'] = 556; + t['Oslash'] = 778; + t['OE'] = 1000; + t['ordmasculine'] = 365; + t['ae'] = 889; + t['dotlessi'] = 278; + t['lslash'] = 222; + t['oslash'] = 611; + t['oe'] = 944; + t['germandbls'] = 611; + t['Idieresis'] = 278; + t['eacute'] = 556; + t['abreve'] = 556; + t['uhungarumlaut'] = 556; + t['ecaron'] = 556; + t['Ydieresis'] = 667; + t['divide'] = 584; + t['Yacute'] = 667; + t['Acircumflex'] = 667; + t['aacute'] = 556; + t['Ucircumflex'] = 722; + t['yacute'] = 500; + t['scommaaccent'] = 500; + t['ecircumflex'] = 556; + t['Uring'] = 722; + t['Udieresis'] = 722; + t['aogonek'] = 556; + t['Uacute'] = 722; + t['uogonek'] = 556; + t['Edieresis'] = 667; + t['Dcroat'] = 722; + t['commaaccent'] = 250; + t['copyright'] = 737; + t['Emacron'] = 667; + t['ccaron'] = 500; + t['aring'] = 556; + t['Ncommaaccent'] = 722; + t['lacute'] = 222; + t['agrave'] = 556; + t['Tcommaaccent'] = 611; + t['Cacute'] = 722; + t['atilde'] = 556; + t['Edotaccent'] = 667; + t['scaron'] = 500; + t['scedilla'] = 500; + t['iacute'] = 278; + t['lozenge'] = 471; + t['Rcaron'] = 722; + t['Gcommaaccent'] = 778; + t['ucircumflex'] = 556; + t['acircumflex'] = 556; + t['Amacron'] = 667; + t['rcaron'] = 333; + t['ccedilla'] = 500; + t['Zdotaccent'] = 611; + t['Thorn'] = 667; + t['Omacron'] = 778; + t['Racute'] = 722; + t['Sacute'] = 667; + t['dcaron'] = 643; + t['Umacron'] = 722; + t['uring'] = 556; + t['threesuperior'] = 333; + t['Ograve'] = 778; + t['Agrave'] = 667; + t['Abreve'] = 667; + t['multiply'] = 584; + t['uacute'] = 556; + t['Tcaron'] = 611; + t['partialdiff'] = 476; + t['ydieresis'] = 500; + t['Nacute'] = 722; + t['icircumflex'] = 278; + t['Ecircumflex'] = 667; + t['adieresis'] = 556; + t['edieresis'] = 556; + t['cacute'] = 500; + t['nacute'] = 556; + t['umacron'] = 556; + t['Ncaron'] = 722; + t['Iacute'] = 278; + t['plusminus'] = 584; + t['brokenbar'] = 260; + t['registered'] = 737; + t['Gbreve'] = 778; + t['Idotaccent'] = 278; + t['summation'] = 600; + t['Egrave'] = 667; + t['racute'] = 333; + t['omacron'] = 556; + t['Zacute'] = 611; + t['Zcaron'] = 611; + t['greaterequal'] = 549; + t['Eth'] = 722; + t['Ccedilla'] = 722; + t['lcommaaccent'] = 222; + t['tcaron'] = 317; + t['eogonek'] = 556; + t['Uogonek'] = 722; + t['Aacute'] = 667; + t['Adieresis'] = 667; + t['egrave'] = 556; + t['zacute'] = 500; + t['iogonek'] = 222; + t['Oacute'] = 778; + t['oacute'] = 556; + t['amacron'] = 556; + t['sacute'] = 500; + t['idieresis'] = 278; + t['Ocircumflex'] = 778; + t['Ugrave'] = 722; + t['Delta'] = 612; + t['thorn'] = 556; + t['twosuperior'] = 333; + t['Odieresis'] = 778; + t['mu'] = 556; + t['igrave'] = 278; + t['ohungarumlaut'] = 556; + t['Eogonek'] = 667; + t['dcroat'] = 556; + t['threequarters'] = 834; + t['Scedilla'] = 667; + t['lcaron'] = 299; + t['Kcommaaccent'] = 667; + t['Lacute'] = 556; + t['trademark'] = 1000; + t['edotaccent'] = 556; + t['Igrave'] = 278; + t['Imacron'] = 278; + t['Lcaron'] = 556; + t['onehalf'] = 834; + t['lessequal'] = 549; + t['ocircumflex'] = 556; + t['ntilde'] = 556; + t['Uhungarumlaut'] = 722; + t['Eacute'] = 667; + t['emacron'] = 556; + t['gbreve'] = 556; + t['onequarter'] = 834; + t['Scaron'] = 667; + t['Scommaaccent'] = 667; + t['Ohungarumlaut'] = 778; + t['degree'] = 400; + t['ograve'] = 556; + t['Ccaron'] = 722; + t['ugrave'] = 556; + t['radical'] = 453; + t['Dcaron'] = 722; + t['rcommaaccent'] = 333; + t['Ntilde'] = 722; + t['otilde'] = 556; + t['Rcommaaccent'] = 722; + t['Lcommaaccent'] = 556; + t['Atilde'] = 667; + t['Aogonek'] = 667; + t['Aring'] = 667; + t['Otilde'] = 778; + t['zdotaccent'] = 500; + t['Ecaron'] = 667; + t['Iogonek'] = 278; + t['kcommaaccent'] = 500; + t['minus'] = 584; + t['Icircumflex'] = 278; + t['ncaron'] = 556; + t['tcommaaccent'] = 278; + t['logicalnot'] = 584; + t['odieresis'] = 556; + t['udieresis'] = 556; + t['notequal'] = 549; + t['gcommaaccent'] = 556; + t['eth'] = 556; + t['zcaron'] = 500; + t['ncommaaccent'] = 556; + t['onesuperior'] = 333; + t['imacron'] = 278; + t['Euro'] = 556; + }); + t['Symbol'] = getLookupTableFactory(function (t) { + t['space'] = 250; + t['exclam'] = 333; + t['universal'] = 713; + t['numbersign'] = 500; + t['existential'] = 549; + t['percent'] = 833; + t['ampersand'] = 778; + t['suchthat'] = 439; + t['parenleft'] = 333; + t['parenright'] = 333; + t['asteriskmath'] = 500; + t['plus'] = 549; + t['comma'] = 250; + t['minus'] = 549; + t['period'] = 250; + t['slash'] = 278; + t['zero'] = 500; + t['one'] = 500; + t['two'] = 500; + t['three'] = 500; + t['four'] = 500; + t['five'] = 500; + t['six'] = 500; + t['seven'] = 500; + t['eight'] = 500; + t['nine'] = 500; + t['colon'] = 278; + t['semicolon'] = 278; + t['less'] = 549; + t['equal'] = 549; + t['greater'] = 549; + t['question'] = 444; + t['congruent'] = 549; + t['Alpha'] = 722; + t['Beta'] = 667; + t['Chi'] = 722; + t['Delta'] = 612; + t['Epsilon'] = 611; + t['Phi'] = 763; + t['Gamma'] = 603; + t['Eta'] = 722; + t['Iota'] = 333; + t['theta1'] = 631; + t['Kappa'] = 722; + t['Lambda'] = 686; + t['Mu'] = 889; + t['Nu'] = 722; + t['Omicron'] = 722; + t['Pi'] = 768; + t['Theta'] = 741; + t['Rho'] = 556; + t['Sigma'] = 592; + t['Tau'] = 611; + t['Upsilon'] = 690; + t['sigma1'] = 439; + t['Omega'] = 768; + t['Xi'] = 645; + t['Psi'] = 795; + t['Zeta'] = 611; + t['bracketleft'] = 333; + t['therefore'] = 863; + t['bracketright'] = 333; + t['perpendicular'] = 658; + t['underscore'] = 500; + t['radicalex'] = 500; + t['alpha'] = 631; + t['beta'] = 549; + t['chi'] = 549; + t['delta'] = 494; + t['epsilon'] = 439; + t['phi'] = 521; + t['gamma'] = 411; + t['eta'] = 603; + t['iota'] = 329; + t['phi1'] = 603; + t['kappa'] = 549; + t['lambda'] = 549; + t['mu'] = 576; + t['nu'] = 521; + t['omicron'] = 549; + t['pi'] = 549; + t['theta'] = 521; + t['rho'] = 549; + t['sigma'] = 603; + t['tau'] = 439; + t['upsilon'] = 576; + t['omega1'] = 713; + t['omega'] = 686; + t['xi'] = 493; + t['psi'] = 686; + t['zeta'] = 494; + t['braceleft'] = 480; + t['bar'] = 200; + t['braceright'] = 480; + t['similar'] = 549; + t['Euro'] = 750; + t['Upsilon1'] = 620; + t['minute'] = 247; + t['lessequal'] = 549; + t['fraction'] = 167; + t['infinity'] = 713; + t['florin'] = 500; + t['club'] = 753; + t['diamond'] = 753; + t['heart'] = 753; + t['spade'] = 753; + t['arrowboth'] = 1042; + t['arrowleft'] = 987; + t['arrowup'] = 603; + t['arrowright'] = 987; + t['arrowdown'] = 603; + t['degree'] = 400; + t['plusminus'] = 549; + t['second'] = 411; + t['greaterequal'] = 549; + t['multiply'] = 549; + t['proportional'] = 713; + t['partialdiff'] = 494; + t['bullet'] = 460; + t['divide'] = 549; + t['notequal'] = 549; + t['equivalence'] = 549; + t['approxequal'] = 549; + t['ellipsis'] = 1000; + t['arrowvertex'] = 603; + t['arrowhorizex'] = 1000; + t['carriagereturn'] = 658; + t['aleph'] = 823; + t['Ifraktur'] = 686; + t['Rfraktur'] = 795; + t['weierstrass'] = 987; + t['circlemultiply'] = 768; + t['circleplus'] = 768; + t['emptyset'] = 823; + t['intersection'] = 768; + t['union'] = 768; + t['propersuperset'] = 713; + t['reflexsuperset'] = 713; + t['notsubset'] = 713; + t['propersubset'] = 713; + t['reflexsubset'] = 713; + t['element'] = 713; + t['notelement'] = 713; + t['angle'] = 768; + t['gradient'] = 713; + t['registerserif'] = 790; + t['copyrightserif'] = 790; + t['trademarkserif'] = 890; + t['product'] = 823; + t['radical'] = 549; + t['dotmath'] = 250; + t['logicalnot'] = 713; + t['logicaland'] = 603; + t['logicalor'] = 603; + t['arrowdblboth'] = 1042; + t['arrowdblleft'] = 987; + t['arrowdblup'] = 603; + t['arrowdblright'] = 987; + t['arrowdbldown'] = 603; + t['lozenge'] = 494; + t['angleleft'] = 329; + t['registersans'] = 790; + t['copyrightsans'] = 790; + t['trademarksans'] = 786; + t['summation'] = 713; + t['parenlefttp'] = 384; + t['parenleftex'] = 384; + t['parenleftbt'] = 384; + t['bracketlefttp'] = 384; + t['bracketleftex'] = 384; + t['bracketleftbt'] = 384; + t['bracelefttp'] = 494; + t['braceleftmid'] = 494; + t['braceleftbt'] = 494; + t['braceex'] = 494; + t['angleright'] = 329; + t['integral'] = 274; + t['integraltp'] = 686; + t['integralex'] = 686; + t['integralbt'] = 686; + t['parenrighttp'] = 384; + t['parenrightex'] = 384; + t['parenrightbt'] = 384; + t['bracketrighttp'] = 384; + t['bracketrightex'] = 384; + t['bracketrightbt'] = 384; + t['bracerighttp'] = 494; + t['bracerightmid'] = 494; + t['bracerightbt'] = 494; + t['apple'] = 790; + }); + t['Times-Roman'] = getLookupTableFactory(function (t) { + t['space'] = 250; + t['exclam'] = 333; + t['quotedbl'] = 408; + t['numbersign'] = 500; + t['dollar'] = 500; + t['percent'] = 833; + t['ampersand'] = 778; + t['quoteright'] = 333; + t['parenleft'] = 333; + t['parenright'] = 333; + t['asterisk'] = 500; + t['plus'] = 564; + t['comma'] = 250; + t['hyphen'] = 333; + t['period'] = 250; + t['slash'] = 278; + t['zero'] = 500; + t['one'] = 500; + t['two'] = 500; + t['three'] = 500; + t['four'] = 500; + t['five'] = 500; + t['six'] = 500; + t['seven'] = 500; + t['eight'] = 500; + t['nine'] = 500; + t['colon'] = 278; + t['semicolon'] = 278; + t['less'] = 564; + t['equal'] = 564; + t['greater'] = 564; + t['question'] = 444; + t['at'] = 921; + t['A'] = 722; + t['B'] = 667; + t['C'] = 667; + t['D'] = 722; + t['E'] = 611; + t['F'] = 556; + t['G'] = 722; + t['H'] = 722; + t['I'] = 333; + t['J'] = 389; + t['K'] = 722; + t['L'] = 611; + t['M'] = 889; + t['N'] = 722; + t['O'] = 722; + t['P'] = 556; + t['Q'] = 722; + t['R'] = 667; + t['S'] = 556; + t['T'] = 611; + t['U'] = 722; + t['V'] = 722; + t['W'] = 944; + t['X'] = 722; + t['Y'] = 722; + t['Z'] = 611; + t['bracketleft'] = 333; + t['backslash'] = 278; + t['bracketright'] = 333; + t['asciicircum'] = 469; + t['underscore'] = 500; + t['quoteleft'] = 333; + t['a'] = 444; + t['b'] = 500; + t['c'] = 444; + t['d'] = 500; + t['e'] = 444; + t['f'] = 333; + t['g'] = 500; + t['h'] = 500; + t['i'] = 278; + t['j'] = 278; + t['k'] = 500; + t['l'] = 278; + t['m'] = 778; + t['n'] = 500; + t['o'] = 500; + t['p'] = 500; + t['q'] = 500; + t['r'] = 333; + t['s'] = 389; + t['t'] = 278; + t['u'] = 500; + t['v'] = 500; + t['w'] = 722; + t['x'] = 500; + t['y'] = 500; + t['z'] = 444; + t['braceleft'] = 480; + t['bar'] = 200; + t['braceright'] = 480; + t['asciitilde'] = 541; + t['exclamdown'] = 333; + t['cent'] = 500; + t['sterling'] = 500; + t['fraction'] = 167; + t['yen'] = 500; + t['florin'] = 500; + t['section'] = 500; + t['currency'] = 500; + t['quotesingle'] = 180; + t['quotedblleft'] = 444; + t['guillemotleft'] = 500; + t['guilsinglleft'] = 333; + t['guilsinglright'] = 333; + t['fi'] = 556; + t['fl'] = 556; + t['endash'] = 500; + t['dagger'] = 500; + t['daggerdbl'] = 500; + t['periodcentered'] = 250; + t['paragraph'] = 453; + t['bullet'] = 350; + t['quotesinglbase'] = 333; + t['quotedblbase'] = 444; + t['quotedblright'] = 444; + t['guillemotright'] = 500; + t['ellipsis'] = 1000; + t['perthousand'] = 1000; + t['questiondown'] = 444; + t['grave'] = 333; + t['acute'] = 333; + t['circumflex'] = 333; + t['tilde'] = 333; + t['macron'] = 333; + t['breve'] = 333; + t['dotaccent'] = 333; + t['dieresis'] = 333; + t['ring'] = 333; + t['cedilla'] = 333; + t['hungarumlaut'] = 333; + t['ogonek'] = 333; + t['caron'] = 333; + t['emdash'] = 1000; + t['AE'] = 889; + t['ordfeminine'] = 276; + t['Lslash'] = 611; + t['Oslash'] = 722; + t['OE'] = 889; + t['ordmasculine'] = 310; + t['ae'] = 667; + t['dotlessi'] = 278; + t['lslash'] = 278; + t['oslash'] = 500; + t['oe'] = 722; + t['germandbls'] = 500; + t['Idieresis'] = 333; + t['eacute'] = 444; + t['abreve'] = 444; + t['uhungarumlaut'] = 500; + t['ecaron'] = 444; + t['Ydieresis'] = 722; + t['divide'] = 564; + t['Yacute'] = 722; + t['Acircumflex'] = 722; + t['aacute'] = 444; + t['Ucircumflex'] = 722; + t['yacute'] = 500; + t['scommaaccent'] = 389; + t['ecircumflex'] = 444; + t['Uring'] = 722; + t['Udieresis'] = 722; + t['aogonek'] = 444; + t['Uacute'] = 722; + t['uogonek'] = 500; + t['Edieresis'] = 611; + t['Dcroat'] = 722; + t['commaaccent'] = 250; + t['copyright'] = 760; + t['Emacron'] = 611; + t['ccaron'] = 444; + t['aring'] = 444; + t['Ncommaaccent'] = 722; + t['lacute'] = 278; + t['agrave'] = 444; + t['Tcommaaccent'] = 611; + t['Cacute'] = 667; + t['atilde'] = 444; + t['Edotaccent'] = 611; + t['scaron'] = 389; + t['scedilla'] = 389; + t['iacute'] = 278; + t['lozenge'] = 471; + t['Rcaron'] = 667; + t['Gcommaaccent'] = 722; + t['ucircumflex'] = 500; + t['acircumflex'] = 444; + t['Amacron'] = 722; + t['rcaron'] = 333; + t['ccedilla'] = 444; + t['Zdotaccent'] = 611; + t['Thorn'] = 556; + t['Omacron'] = 722; + t['Racute'] = 667; + t['Sacute'] = 556; + t['dcaron'] = 588; + t['Umacron'] = 722; + t['uring'] = 500; + t['threesuperior'] = 300; + t['Ograve'] = 722; + t['Agrave'] = 722; + t['Abreve'] = 722; + t['multiply'] = 564; + t['uacute'] = 500; + t['Tcaron'] = 611; + t['partialdiff'] = 476; + t['ydieresis'] = 500; + t['Nacute'] = 722; + t['icircumflex'] = 278; + t['Ecircumflex'] = 611; + t['adieresis'] = 444; + t['edieresis'] = 444; + t['cacute'] = 444; + t['nacute'] = 500; + t['umacron'] = 500; + t['Ncaron'] = 722; + t['Iacute'] = 333; + t['plusminus'] = 564; + t['brokenbar'] = 200; + t['registered'] = 760; + t['Gbreve'] = 722; + t['Idotaccent'] = 333; + t['summation'] = 600; + t['Egrave'] = 611; + t['racute'] = 333; + t['omacron'] = 500; + t['Zacute'] = 611; + t['Zcaron'] = 611; + t['greaterequal'] = 549; + t['Eth'] = 722; + t['Ccedilla'] = 667; + t['lcommaaccent'] = 278; + t['tcaron'] = 326; + t['eogonek'] = 444; + t['Uogonek'] = 722; + t['Aacute'] = 722; + t['Adieresis'] = 722; + t['egrave'] = 444; + t['zacute'] = 444; + t['iogonek'] = 278; + t['Oacute'] = 722; + t['oacute'] = 500; + t['amacron'] = 444; + t['sacute'] = 389; + t['idieresis'] = 278; + t['Ocircumflex'] = 722; + t['Ugrave'] = 722; + t['Delta'] = 612; + t['thorn'] = 500; + t['twosuperior'] = 300; + t['Odieresis'] = 722; + t['mu'] = 500; + t['igrave'] = 278; + t['ohungarumlaut'] = 500; + t['Eogonek'] = 611; + t['dcroat'] = 500; + t['threequarters'] = 750; + t['Scedilla'] = 556; + t['lcaron'] = 344; + t['Kcommaaccent'] = 722; + t['Lacute'] = 611; + t['trademark'] = 980; + t['edotaccent'] = 444; + t['Igrave'] = 333; + t['Imacron'] = 333; + t['Lcaron'] = 611; + t['onehalf'] = 750; + t['lessequal'] = 549; + t['ocircumflex'] = 500; + t['ntilde'] = 500; + t['Uhungarumlaut'] = 722; + t['Eacute'] = 611; + t['emacron'] = 444; + t['gbreve'] = 500; + t['onequarter'] = 750; + t['Scaron'] = 556; + t['Scommaaccent'] = 556; + t['Ohungarumlaut'] = 722; + t['degree'] = 400; + t['ograve'] = 500; + t['Ccaron'] = 667; + t['ugrave'] = 500; + t['radical'] = 453; + t['Dcaron'] = 722; + t['rcommaaccent'] = 333; + t['Ntilde'] = 722; + t['otilde'] = 500; + t['Rcommaaccent'] = 667; + t['Lcommaaccent'] = 611; + t['Atilde'] = 722; + t['Aogonek'] = 722; + t['Aring'] = 722; + t['Otilde'] = 722; + t['zdotaccent'] = 444; + t['Ecaron'] = 611; + t['Iogonek'] = 333; + t['kcommaaccent'] = 500; + t['minus'] = 564; + t['Icircumflex'] = 333; + t['ncaron'] = 500; + t['tcommaaccent'] = 278; + t['logicalnot'] = 564; + t['odieresis'] = 500; + t['udieresis'] = 500; + t['notequal'] = 549; + t['gcommaaccent'] = 500; + t['eth'] = 500; + t['zcaron'] = 444; + t['ncommaaccent'] = 500; + t['onesuperior'] = 300; + t['imacron'] = 278; + t['Euro'] = 500; + }); + t['Times-Bold'] = getLookupTableFactory(function (t) { + t['space'] = 250; + t['exclam'] = 333; + t['quotedbl'] = 555; + t['numbersign'] = 500; + t['dollar'] = 500; + t['percent'] = 1000; + t['ampersand'] = 833; + t['quoteright'] = 333; + t['parenleft'] = 333; + t['parenright'] = 333; + t['asterisk'] = 500; + t['plus'] = 570; + t['comma'] = 250; + t['hyphen'] = 333; + t['period'] = 250; + t['slash'] = 278; + t['zero'] = 500; + t['one'] = 500; + t['two'] = 500; + t['three'] = 500; + t['four'] = 500; + t['five'] = 500; + t['six'] = 500; + t['seven'] = 500; + t['eight'] = 500; + t['nine'] = 500; + t['colon'] = 333; + t['semicolon'] = 333; + t['less'] = 570; + t['equal'] = 570; + t['greater'] = 570; + t['question'] = 500; + t['at'] = 930; + t['A'] = 722; + t['B'] = 667; + t['C'] = 722; + t['D'] = 722; + t['E'] = 667; + t['F'] = 611; + t['G'] = 778; + t['H'] = 778; + t['I'] = 389; + t['J'] = 500; + t['K'] = 778; + t['L'] = 667; + t['M'] = 944; + t['N'] = 722; + t['O'] = 778; + t['P'] = 611; + t['Q'] = 778; + t['R'] = 722; + t['S'] = 556; + t['T'] = 667; + t['U'] = 722; + t['V'] = 722; + t['W'] = 1000; + t['X'] = 722; + t['Y'] = 722; + t['Z'] = 667; + t['bracketleft'] = 333; + t['backslash'] = 278; + t['bracketright'] = 333; + t['asciicircum'] = 581; + t['underscore'] = 500; + t['quoteleft'] = 333; + t['a'] = 500; + t['b'] = 556; + t['c'] = 444; + t['d'] = 556; + t['e'] = 444; + t['f'] = 333; + t['g'] = 500; + t['h'] = 556; + t['i'] = 278; + t['j'] = 333; + t['k'] = 556; + t['l'] = 278; + t['m'] = 833; + t['n'] = 556; + t['o'] = 500; + t['p'] = 556; + t['q'] = 556; + t['r'] = 444; + t['s'] = 389; + t['t'] = 333; + t['u'] = 556; + t['v'] = 500; + t['w'] = 722; + t['x'] = 500; + t['y'] = 500; + t['z'] = 444; + t['braceleft'] = 394; + t['bar'] = 220; + t['braceright'] = 394; + t['asciitilde'] = 520; + t['exclamdown'] = 333; + t['cent'] = 500; + t['sterling'] = 500; + t['fraction'] = 167; + t['yen'] = 500; + t['florin'] = 500; + t['section'] = 500; + t['currency'] = 500; + t['quotesingle'] = 278; + t['quotedblleft'] = 500; + t['guillemotleft'] = 500; + t['guilsinglleft'] = 333; + t['guilsinglright'] = 333; + t['fi'] = 556; + t['fl'] = 556; + t['endash'] = 500; + t['dagger'] = 500; + t['daggerdbl'] = 500; + t['periodcentered'] = 250; + t['paragraph'] = 540; + t['bullet'] = 350; + t['quotesinglbase'] = 333; + t['quotedblbase'] = 500; + t['quotedblright'] = 500; + t['guillemotright'] = 500; + t['ellipsis'] = 1000; + t['perthousand'] = 1000; + t['questiondown'] = 500; + t['grave'] = 333; + t['acute'] = 333; + t['circumflex'] = 333; + t['tilde'] = 333; + t['macron'] = 333; + t['breve'] = 333; + t['dotaccent'] = 333; + t['dieresis'] = 333; + t['ring'] = 333; + t['cedilla'] = 333; + t['hungarumlaut'] = 333; + t['ogonek'] = 333; + t['caron'] = 333; + t['emdash'] = 1000; + t['AE'] = 1000; + t['ordfeminine'] = 300; + t['Lslash'] = 667; + t['Oslash'] = 778; + t['OE'] = 1000; + t['ordmasculine'] = 330; + t['ae'] = 722; + t['dotlessi'] = 278; + t['lslash'] = 278; + t['oslash'] = 500; + t['oe'] = 722; + t['germandbls'] = 556; + t['Idieresis'] = 389; + t['eacute'] = 444; + t['abreve'] = 500; + t['uhungarumlaut'] = 556; + t['ecaron'] = 444; + t['Ydieresis'] = 722; + t['divide'] = 570; + t['Yacute'] = 722; + t['Acircumflex'] = 722; + t['aacute'] = 500; + t['Ucircumflex'] = 722; + t['yacute'] = 500; + t['scommaaccent'] = 389; + t['ecircumflex'] = 444; + t['Uring'] = 722; + t['Udieresis'] = 722; + t['aogonek'] = 500; + t['Uacute'] = 722; + t['uogonek'] = 556; + t['Edieresis'] = 667; + t['Dcroat'] = 722; + t['commaaccent'] = 250; + t['copyright'] = 747; + t['Emacron'] = 667; + t['ccaron'] = 444; + t['aring'] = 500; + t['Ncommaaccent'] = 722; + t['lacute'] = 278; + t['agrave'] = 500; + t['Tcommaaccent'] = 667; + t['Cacute'] = 722; + t['atilde'] = 500; + t['Edotaccent'] = 667; + t['scaron'] = 389; + t['scedilla'] = 389; + t['iacute'] = 278; + t['lozenge'] = 494; + t['Rcaron'] = 722; + t['Gcommaaccent'] = 778; + t['ucircumflex'] = 556; + t['acircumflex'] = 500; + t['Amacron'] = 722; + t['rcaron'] = 444; + t['ccedilla'] = 444; + t['Zdotaccent'] = 667; + t['Thorn'] = 611; + t['Omacron'] = 778; + t['Racute'] = 722; + t['Sacute'] = 556; + t['dcaron'] = 672; + t['Umacron'] = 722; + t['uring'] = 556; + t['threesuperior'] = 300; + t['Ograve'] = 778; + t['Agrave'] = 722; + t['Abreve'] = 722; + t['multiply'] = 570; + t['uacute'] = 556; + t['Tcaron'] = 667; + t['partialdiff'] = 494; + t['ydieresis'] = 500; + t['Nacute'] = 722; + t['icircumflex'] = 278; + t['Ecircumflex'] = 667; + t['adieresis'] = 500; + t['edieresis'] = 444; + t['cacute'] = 444; + t['nacute'] = 556; + t['umacron'] = 556; + t['Ncaron'] = 722; + t['Iacute'] = 389; + t['plusminus'] = 570; + t['brokenbar'] = 220; + t['registered'] = 747; + t['Gbreve'] = 778; + t['Idotaccent'] = 389; + t['summation'] = 600; + t['Egrave'] = 667; + t['racute'] = 444; + t['omacron'] = 500; + t['Zacute'] = 667; + t['Zcaron'] = 667; + t['greaterequal'] = 549; + t['Eth'] = 722; + t['Ccedilla'] = 722; + t['lcommaaccent'] = 278; + t['tcaron'] = 416; + t['eogonek'] = 444; + t['Uogonek'] = 722; + t['Aacute'] = 722; + t['Adieresis'] = 722; + t['egrave'] = 444; + t['zacute'] = 444; + t['iogonek'] = 278; + t['Oacute'] = 778; + t['oacute'] = 500; + t['amacron'] = 500; + t['sacute'] = 389; + t['idieresis'] = 278; + t['Ocircumflex'] = 778; + t['Ugrave'] = 722; + t['Delta'] = 612; + t['thorn'] = 556; + t['twosuperior'] = 300; + t['Odieresis'] = 778; + t['mu'] = 556; + t['igrave'] = 278; + t['ohungarumlaut'] = 500; + t['Eogonek'] = 667; + t['dcroat'] = 556; + t['threequarters'] = 750; + t['Scedilla'] = 556; + t['lcaron'] = 394; + t['Kcommaaccent'] = 778; + t['Lacute'] = 667; + t['trademark'] = 1000; + t['edotaccent'] = 444; + t['Igrave'] = 389; + t['Imacron'] = 389; + t['Lcaron'] = 667; + t['onehalf'] = 750; + t['lessequal'] = 549; + t['ocircumflex'] = 500; + t['ntilde'] = 556; + t['Uhungarumlaut'] = 722; + t['Eacute'] = 667; + t['emacron'] = 444; + t['gbreve'] = 500; + t['onequarter'] = 750; + t['Scaron'] = 556; + t['Scommaaccent'] = 556; + t['Ohungarumlaut'] = 778; + t['degree'] = 400; + t['ograve'] = 500; + t['Ccaron'] = 722; + t['ugrave'] = 556; + t['radical'] = 549; + t['Dcaron'] = 722; + t['rcommaaccent'] = 444; + t['Ntilde'] = 722; + t['otilde'] = 500; + t['Rcommaaccent'] = 722; + t['Lcommaaccent'] = 667; + t['Atilde'] = 722; + t['Aogonek'] = 722; + t['Aring'] = 722; + t['Otilde'] = 778; + t['zdotaccent'] = 444; + t['Ecaron'] = 667; + t['Iogonek'] = 389; + t['kcommaaccent'] = 556; + t['minus'] = 570; + t['Icircumflex'] = 389; + t['ncaron'] = 556; + t['tcommaaccent'] = 333; + t['logicalnot'] = 570; + t['odieresis'] = 500; + t['udieresis'] = 556; + t['notequal'] = 549; + t['gcommaaccent'] = 500; + t['eth'] = 500; + t['zcaron'] = 444; + t['ncommaaccent'] = 556; + t['onesuperior'] = 300; + t['imacron'] = 278; + t['Euro'] = 500; + }); + t['Times-BoldItalic'] = getLookupTableFactory(function (t) { + t['space'] = 250; + t['exclam'] = 389; + t['quotedbl'] = 555; + t['numbersign'] = 500; + t['dollar'] = 500; + t['percent'] = 833; + t['ampersand'] = 778; + t['quoteright'] = 333; + t['parenleft'] = 333; + t['parenright'] = 333; + t['asterisk'] = 500; + t['plus'] = 570; + t['comma'] = 250; + t['hyphen'] = 333; + t['period'] = 250; + t['slash'] = 278; + t['zero'] = 500; + t['one'] = 500; + t['two'] = 500; + t['three'] = 500; + t['four'] = 500; + t['five'] = 500; + t['six'] = 500; + t['seven'] = 500; + t['eight'] = 500; + t['nine'] = 500; + t['colon'] = 333; + t['semicolon'] = 333; + t['less'] = 570; + t['equal'] = 570; + t['greater'] = 570; + t['question'] = 500; + t['at'] = 832; + t['A'] = 667; + t['B'] = 667; + t['C'] = 667; + t['D'] = 722; + t['E'] = 667; + t['F'] = 667; + t['G'] = 722; + t['H'] = 778; + t['I'] = 389; + t['J'] = 500; + t['K'] = 667; + t['L'] = 611; + t['M'] = 889; + t['N'] = 722; + t['O'] = 722; + t['P'] = 611; + t['Q'] = 722; + t['R'] = 667; + t['S'] = 556; + t['T'] = 611; + t['U'] = 722; + t['V'] = 667; + t['W'] = 889; + t['X'] = 667; + t['Y'] = 611; + t['Z'] = 611; + t['bracketleft'] = 333; + t['backslash'] = 278; + t['bracketright'] = 333; + t['asciicircum'] = 570; + t['underscore'] = 500; + t['quoteleft'] = 333; + t['a'] = 500; + t['b'] = 500; + t['c'] = 444; + t['d'] = 500; + t['e'] = 444; + t['f'] = 333; + t['g'] = 500; + t['h'] = 556; + t['i'] = 278; + t['j'] = 278; + t['k'] = 500; + t['l'] = 278; + t['m'] = 778; + t['n'] = 556; + t['o'] = 500; + t['p'] = 500; + t['q'] = 500; + t['r'] = 389; + t['s'] = 389; + t['t'] = 278; + t['u'] = 556; + t['v'] = 444; + t['w'] = 667; + t['x'] = 500; + t['y'] = 444; + t['z'] = 389; + t['braceleft'] = 348; + t['bar'] = 220; + t['braceright'] = 348; + t['asciitilde'] = 570; + t['exclamdown'] = 389; + t['cent'] = 500; + t['sterling'] = 500; + t['fraction'] = 167; + t['yen'] = 500; + t['florin'] = 500; + t['section'] = 500; + t['currency'] = 500; + t['quotesingle'] = 278; + t['quotedblleft'] = 500; + t['guillemotleft'] = 500; + t['guilsinglleft'] = 333; + t['guilsinglright'] = 333; + t['fi'] = 556; + t['fl'] = 556; + t['endash'] = 500; + t['dagger'] = 500; + t['daggerdbl'] = 500; + t['periodcentered'] = 250; + t['paragraph'] = 500; + t['bullet'] = 350; + t['quotesinglbase'] = 333; + t['quotedblbase'] = 500; + t['quotedblright'] = 500; + t['guillemotright'] = 500; + t['ellipsis'] = 1000; + t['perthousand'] = 1000; + t['questiondown'] = 500; + t['grave'] = 333; + t['acute'] = 333; + t['circumflex'] = 333; + t['tilde'] = 333; + t['macron'] = 333; + t['breve'] = 333; + t['dotaccent'] = 333; + t['dieresis'] = 333; + t['ring'] = 333; + t['cedilla'] = 333; + t['hungarumlaut'] = 333; + t['ogonek'] = 333; + t['caron'] = 333; + t['emdash'] = 1000; + t['AE'] = 944; + t['ordfeminine'] = 266; + t['Lslash'] = 611; + t['Oslash'] = 722; + t['OE'] = 944; + t['ordmasculine'] = 300; + t['ae'] = 722; + t['dotlessi'] = 278; + t['lslash'] = 278; + t['oslash'] = 500; + t['oe'] = 722; + t['germandbls'] = 500; + t['Idieresis'] = 389; + t['eacute'] = 444; + t['abreve'] = 500; + t['uhungarumlaut'] = 556; + t['ecaron'] = 444; + t['Ydieresis'] = 611; + t['divide'] = 570; + t['Yacute'] = 611; + t['Acircumflex'] = 667; + t['aacute'] = 500; + t['Ucircumflex'] = 722; + t['yacute'] = 444; + t['scommaaccent'] = 389; + t['ecircumflex'] = 444; + t['Uring'] = 722; + t['Udieresis'] = 722; + t['aogonek'] = 500; + t['Uacute'] = 722; + t['uogonek'] = 556; + t['Edieresis'] = 667; + t['Dcroat'] = 722; + t['commaaccent'] = 250; + t['copyright'] = 747; + t['Emacron'] = 667; + t['ccaron'] = 444; + t['aring'] = 500; + t['Ncommaaccent'] = 722; + t['lacute'] = 278; + t['agrave'] = 500; + t['Tcommaaccent'] = 611; + t['Cacute'] = 667; + t['atilde'] = 500; + t['Edotaccent'] = 667; + t['scaron'] = 389; + t['scedilla'] = 389; + t['iacute'] = 278; + t['lozenge'] = 494; + t['Rcaron'] = 667; + t['Gcommaaccent'] = 722; + t['ucircumflex'] = 556; + t['acircumflex'] = 500; + t['Amacron'] = 667; + t['rcaron'] = 389; + t['ccedilla'] = 444; + t['Zdotaccent'] = 611; + t['Thorn'] = 611; + t['Omacron'] = 722; + t['Racute'] = 667; + t['Sacute'] = 556; + t['dcaron'] = 608; + t['Umacron'] = 722; + t['uring'] = 556; + t['threesuperior'] = 300; + t['Ograve'] = 722; + t['Agrave'] = 667; + t['Abreve'] = 667; + t['multiply'] = 570; + t['uacute'] = 556; + t['Tcaron'] = 611; + t['partialdiff'] = 494; + t['ydieresis'] = 444; + t['Nacute'] = 722; + t['icircumflex'] = 278; + t['Ecircumflex'] = 667; + t['adieresis'] = 500; + t['edieresis'] = 444; + t['cacute'] = 444; + t['nacute'] = 556; + t['umacron'] = 556; + t['Ncaron'] = 722; + t['Iacute'] = 389; + t['plusminus'] = 570; + t['brokenbar'] = 220; + t['registered'] = 747; + t['Gbreve'] = 722; + t['Idotaccent'] = 389; + t['summation'] = 600; + t['Egrave'] = 667; + t['racute'] = 389; + t['omacron'] = 500; + t['Zacute'] = 611; + t['Zcaron'] = 611; + t['greaterequal'] = 549; + t['Eth'] = 722; + t['Ccedilla'] = 667; + t['lcommaaccent'] = 278; + t['tcaron'] = 366; + t['eogonek'] = 444; + t['Uogonek'] = 722; + t['Aacute'] = 667; + t['Adieresis'] = 667; + t['egrave'] = 444; + t['zacute'] = 389; + t['iogonek'] = 278; + t['Oacute'] = 722; + t['oacute'] = 500; + t['amacron'] = 500; + t['sacute'] = 389; + t['idieresis'] = 278; + t['Ocircumflex'] = 722; + t['Ugrave'] = 722; + t['Delta'] = 612; + t['thorn'] = 500; + t['twosuperior'] = 300; + t['Odieresis'] = 722; + t['mu'] = 576; + t['igrave'] = 278; + t['ohungarumlaut'] = 500; + t['Eogonek'] = 667; + t['dcroat'] = 500; + t['threequarters'] = 750; + t['Scedilla'] = 556; + t['lcaron'] = 382; + t['Kcommaaccent'] = 667; + t['Lacute'] = 611; + t['trademark'] = 1000; + t['edotaccent'] = 444; + t['Igrave'] = 389; + t['Imacron'] = 389; + t['Lcaron'] = 611; + t['onehalf'] = 750; + t['lessequal'] = 549; + t['ocircumflex'] = 500; + t['ntilde'] = 556; + t['Uhungarumlaut'] = 722; + t['Eacute'] = 667; + t['emacron'] = 444; + t['gbreve'] = 500; + t['onequarter'] = 750; + t['Scaron'] = 556; + t['Scommaaccent'] = 556; + t['Ohungarumlaut'] = 722; + t['degree'] = 400; + t['ograve'] = 500; + t['Ccaron'] = 667; + t['ugrave'] = 556; + t['radical'] = 549; + t['Dcaron'] = 722; + t['rcommaaccent'] = 389; + t['Ntilde'] = 722; + t['otilde'] = 500; + t['Rcommaaccent'] = 667; + t['Lcommaaccent'] = 611; + t['Atilde'] = 667; + t['Aogonek'] = 667; + t['Aring'] = 667; + t['Otilde'] = 722; + t['zdotaccent'] = 389; + t['Ecaron'] = 667; + t['Iogonek'] = 389; + t['kcommaaccent'] = 500; + t['minus'] = 606; + t['Icircumflex'] = 389; + t['ncaron'] = 556; + t['tcommaaccent'] = 278; + t['logicalnot'] = 606; + t['odieresis'] = 500; + t['udieresis'] = 556; + t['notequal'] = 549; + t['gcommaaccent'] = 500; + t['eth'] = 500; + t['zcaron'] = 389; + t['ncommaaccent'] = 556; + t['onesuperior'] = 300; + t['imacron'] = 278; + t['Euro'] = 500; + }); + t['Times-Italic'] = getLookupTableFactory(function (t) { + t['space'] = 250; + t['exclam'] = 333; + t['quotedbl'] = 420; + t['numbersign'] = 500; + t['dollar'] = 500; + t['percent'] = 833; + t['ampersand'] = 778; + t['quoteright'] = 333; + t['parenleft'] = 333; + t['parenright'] = 333; + t['asterisk'] = 500; + t['plus'] = 675; + t['comma'] = 250; + t['hyphen'] = 333; + t['period'] = 250; + t['slash'] = 278; + t['zero'] = 500; + t['one'] = 500; + t['two'] = 500; + t['three'] = 500; + t['four'] = 500; + t['five'] = 500; + t['six'] = 500; + t['seven'] = 500; + t['eight'] = 500; + t['nine'] = 500; + t['colon'] = 333; + t['semicolon'] = 333; + t['less'] = 675; + t['equal'] = 675; + t['greater'] = 675; + t['question'] = 500; + t['at'] = 920; + t['A'] = 611; + t['B'] = 611; + t['C'] = 667; + t['D'] = 722; + t['E'] = 611; + t['F'] = 611; + t['G'] = 722; + t['H'] = 722; + t['I'] = 333; + t['J'] = 444; + t['K'] = 667; + t['L'] = 556; + t['M'] = 833; + t['N'] = 667; + t['O'] = 722; + t['P'] = 611; + t['Q'] = 722; + t['R'] = 611; + t['S'] = 500; + t['T'] = 556; + t['U'] = 722; + t['V'] = 611; + t['W'] = 833; + t['X'] = 611; + t['Y'] = 556; + t['Z'] = 556; + t['bracketleft'] = 389; + t['backslash'] = 278; + t['bracketright'] = 389; + t['asciicircum'] = 422; + t['underscore'] = 500; + t['quoteleft'] = 333; + t['a'] = 500; + t['b'] = 500; + t['c'] = 444; + t['d'] = 500; + t['e'] = 444; + t['f'] = 278; + t['g'] = 500; + t['h'] = 500; + t['i'] = 278; + t['j'] = 278; + t['k'] = 444; + t['l'] = 278; + t['m'] = 722; + t['n'] = 500; + t['o'] = 500; + t['p'] = 500; + t['q'] = 500; + t['r'] = 389; + t['s'] = 389; + t['t'] = 278; + t['u'] = 500; + t['v'] = 444; + t['w'] = 667; + t['x'] = 444; + t['y'] = 444; + t['z'] = 389; + t['braceleft'] = 400; + t['bar'] = 275; + t['braceright'] = 400; + t['asciitilde'] = 541; + t['exclamdown'] = 389; + t['cent'] = 500; + t['sterling'] = 500; + t['fraction'] = 167; + t['yen'] = 500; + t['florin'] = 500; + t['section'] = 500; + t['currency'] = 500; + t['quotesingle'] = 214; + t['quotedblleft'] = 556; + t['guillemotleft'] = 500; + t['guilsinglleft'] = 333; + t['guilsinglright'] = 333; + t['fi'] = 500; + t['fl'] = 500; + t['endash'] = 500; + t['dagger'] = 500; + t['daggerdbl'] = 500; + t['periodcentered'] = 250; + t['paragraph'] = 523; + t['bullet'] = 350; + t['quotesinglbase'] = 333; + t['quotedblbase'] = 556; + t['quotedblright'] = 556; + t['guillemotright'] = 500; + t['ellipsis'] = 889; + t['perthousand'] = 1000; + t['questiondown'] = 500; + t['grave'] = 333; + t['acute'] = 333; + t['circumflex'] = 333; + t['tilde'] = 333; + t['macron'] = 333; + t['breve'] = 333; + t['dotaccent'] = 333; + t['dieresis'] = 333; + t['ring'] = 333; + t['cedilla'] = 333; + t['hungarumlaut'] = 333; + t['ogonek'] = 333; + t['caron'] = 333; + t['emdash'] = 889; + t['AE'] = 889; + t['ordfeminine'] = 276; + t['Lslash'] = 556; + t['Oslash'] = 722; + t['OE'] = 944; + t['ordmasculine'] = 310; + t['ae'] = 667; + t['dotlessi'] = 278; + t['lslash'] = 278; + t['oslash'] = 500; + t['oe'] = 667; + t['germandbls'] = 500; + t['Idieresis'] = 333; + t['eacute'] = 444; + t['abreve'] = 500; + t['uhungarumlaut'] = 500; + t['ecaron'] = 444; + t['Ydieresis'] = 556; + t['divide'] = 675; + t['Yacute'] = 556; + t['Acircumflex'] = 611; + t['aacute'] = 500; + t['Ucircumflex'] = 722; + t['yacute'] = 444; + t['scommaaccent'] = 389; + t['ecircumflex'] = 444; + t['Uring'] = 722; + t['Udieresis'] = 722; + t['aogonek'] = 500; + t['Uacute'] = 722; + t['uogonek'] = 500; + t['Edieresis'] = 611; + t['Dcroat'] = 722; + t['commaaccent'] = 250; + t['copyright'] = 760; + t['Emacron'] = 611; + t['ccaron'] = 444; + t['aring'] = 500; + t['Ncommaaccent'] = 667; + t['lacute'] = 278; + t['agrave'] = 500; + t['Tcommaaccent'] = 556; + t['Cacute'] = 667; + t['atilde'] = 500; + t['Edotaccent'] = 611; + t['scaron'] = 389; + t['scedilla'] = 389; + t['iacute'] = 278; + t['lozenge'] = 471; + t['Rcaron'] = 611; + t['Gcommaaccent'] = 722; + t['ucircumflex'] = 500; + t['acircumflex'] = 500; + t['Amacron'] = 611; + t['rcaron'] = 389; + t['ccedilla'] = 444; + t['Zdotaccent'] = 556; + t['Thorn'] = 611; + t['Omacron'] = 722; + t['Racute'] = 611; + t['Sacute'] = 500; + t['dcaron'] = 544; + t['Umacron'] = 722; + t['uring'] = 500; + t['threesuperior'] = 300; + t['Ograve'] = 722; + t['Agrave'] = 611; + t['Abreve'] = 611; + t['multiply'] = 675; + t['uacute'] = 500; + t['Tcaron'] = 556; + t['partialdiff'] = 476; + t['ydieresis'] = 444; + t['Nacute'] = 667; + t['icircumflex'] = 278; + t['Ecircumflex'] = 611; + t['adieresis'] = 500; + t['edieresis'] = 444; + t['cacute'] = 444; + t['nacute'] = 500; + t['umacron'] = 500; + t['Ncaron'] = 667; + t['Iacute'] = 333; + t['plusminus'] = 675; + t['brokenbar'] = 275; + t['registered'] = 760; + t['Gbreve'] = 722; + t['Idotaccent'] = 333; + t['summation'] = 600; + t['Egrave'] = 611; + t['racute'] = 389; + t['omacron'] = 500; + t['Zacute'] = 556; + t['Zcaron'] = 556; + t['greaterequal'] = 549; + t['Eth'] = 722; + t['Ccedilla'] = 667; + t['lcommaaccent'] = 278; + t['tcaron'] = 300; + t['eogonek'] = 444; + t['Uogonek'] = 722; + t['Aacute'] = 611; + t['Adieresis'] = 611; + t['egrave'] = 444; + t['zacute'] = 389; + t['iogonek'] = 278; + t['Oacute'] = 722; + t['oacute'] = 500; + t['amacron'] = 500; + t['sacute'] = 389; + t['idieresis'] = 278; + t['Ocircumflex'] = 722; + t['Ugrave'] = 722; + t['Delta'] = 612; + t['thorn'] = 500; + t['twosuperior'] = 300; + t['Odieresis'] = 722; + t['mu'] = 500; + t['igrave'] = 278; + t['ohungarumlaut'] = 500; + t['Eogonek'] = 611; + t['dcroat'] = 500; + t['threequarters'] = 750; + t['Scedilla'] = 500; + t['lcaron'] = 300; + t['Kcommaaccent'] = 667; + t['Lacute'] = 556; + t['trademark'] = 980; + t['edotaccent'] = 444; + t['Igrave'] = 333; + t['Imacron'] = 333; + t['Lcaron'] = 611; + t['onehalf'] = 750; + t['lessequal'] = 549; + t['ocircumflex'] = 500; + t['ntilde'] = 500; + t['Uhungarumlaut'] = 722; + t['Eacute'] = 611; + t['emacron'] = 444; + t['gbreve'] = 500; + t['onequarter'] = 750; + t['Scaron'] = 500; + t['Scommaaccent'] = 500; + t['Ohungarumlaut'] = 722; + t['degree'] = 400; + t['ograve'] = 500; + t['Ccaron'] = 667; + t['ugrave'] = 500; + t['radical'] = 453; + t['Dcaron'] = 722; + t['rcommaaccent'] = 389; + t['Ntilde'] = 667; + t['otilde'] = 500; + t['Rcommaaccent'] = 611; + t['Lcommaaccent'] = 556; + t['Atilde'] = 611; + t['Aogonek'] = 611; + t['Aring'] = 611; + t['Otilde'] = 722; + t['zdotaccent'] = 389; + t['Ecaron'] = 611; + t['Iogonek'] = 333; + t['kcommaaccent'] = 444; + t['minus'] = 675; + t['Icircumflex'] = 333; + t['ncaron'] = 500; + t['tcommaaccent'] = 278; + t['logicalnot'] = 675; + t['odieresis'] = 500; + t['udieresis'] = 500; + t['notequal'] = 549; + t['gcommaaccent'] = 500; + t['eth'] = 500; + t['zcaron'] = 389; + t['ncommaaccent'] = 500; + t['onesuperior'] = 300; + t['imacron'] = 278; + t['Euro'] = 500; + }); + t['ZapfDingbats'] = getLookupTableFactory(function (t) { + t['space'] = 278; + t['a1'] = 974; + t['a2'] = 961; + t['a202'] = 974; + t['a3'] = 980; + t['a4'] = 719; + t['a5'] = 789; + t['a119'] = 790; + t['a118'] = 791; + t['a117'] = 690; + t['a11'] = 960; + t['a12'] = 939; + t['a13'] = 549; + t['a14'] = 855; + t['a15'] = 911; + t['a16'] = 933; + t['a105'] = 911; + t['a17'] = 945; + t['a18'] = 974; + t['a19'] = 755; + t['a20'] = 846; + t['a21'] = 762; + t['a22'] = 761; + t['a23'] = 571; + t['a24'] = 677; + t['a25'] = 763; + t['a26'] = 760; + t['a27'] = 759; + t['a28'] = 754; + t['a6'] = 494; + t['a7'] = 552; + t['a8'] = 537; + t['a9'] = 577; + t['a10'] = 692; + t['a29'] = 786; + t['a30'] = 788; + t['a31'] = 788; + t['a32'] = 790; + t['a33'] = 793; + t['a34'] = 794; + t['a35'] = 816; + t['a36'] = 823; + t['a37'] = 789; + t['a38'] = 841; + t['a39'] = 823; + t['a40'] = 833; + t['a41'] = 816; + t['a42'] = 831; + t['a43'] = 923; + t['a44'] = 744; + t['a45'] = 723; + t['a46'] = 749; + t['a47'] = 790; + t['a48'] = 792; + t['a49'] = 695; + t['a50'] = 776; + t['a51'] = 768; + t['a52'] = 792; + t['a53'] = 759; + t['a54'] = 707; + t['a55'] = 708; + t['a56'] = 682; + t['a57'] = 701; + t['a58'] = 826; + t['a59'] = 815; + t['a60'] = 789; + t['a61'] = 789; + t['a62'] = 707; + t['a63'] = 687; + t['a64'] = 696; + t['a65'] = 689; + t['a66'] = 786; + t['a67'] = 787; + t['a68'] = 713; + t['a69'] = 791; + t['a70'] = 785; + t['a71'] = 791; + t['a72'] = 873; + t['a73'] = 761; + t['a74'] = 762; + t['a203'] = 762; + t['a75'] = 759; + t['a204'] = 759; + t['a76'] = 892; + t['a77'] = 892; + t['a78'] = 788; + t['a79'] = 784; + t['a81'] = 438; + t['a82'] = 138; + t['a83'] = 277; + t['a84'] = 415; + t['a97'] = 392; + t['a98'] = 392; + t['a99'] = 668; + t['a100'] = 668; + t['a89'] = 390; + t['a90'] = 390; + t['a93'] = 317; + t['a94'] = 317; + t['a91'] = 276; + t['a92'] = 276; + t['a205'] = 509; + t['a85'] = 509; + t['a206'] = 410; + t['a86'] = 410; + t['a87'] = 234; + t['a88'] = 234; + t['a95'] = 334; + t['a96'] = 334; + t['a101'] = 732; + t['a102'] = 544; + t['a103'] = 544; + t['a104'] = 910; + t['a106'] = 667; + t['a107'] = 760; + t['a108'] = 760; + t['a112'] = 776; + t['a111'] = 595; + t['a110'] = 694; + t['a109'] = 626; + t['a120'] = 788; + t['a121'] = 788; + t['a122'] = 788; + t['a123'] = 788; + t['a124'] = 788; + t['a125'] = 788; + t['a126'] = 788; + t['a127'] = 788; + t['a128'] = 788; + t['a129'] = 788; + t['a130'] = 788; + t['a131'] = 788; + t['a132'] = 788; + t['a133'] = 788; + t['a134'] = 788; + t['a135'] = 788; + t['a136'] = 788; + t['a137'] = 788; + t['a138'] = 788; + t['a139'] = 788; + t['a140'] = 788; + t['a141'] = 788; + t['a142'] = 788; + t['a143'] = 788; + t['a144'] = 788; + t['a145'] = 788; + t['a146'] = 788; + t['a147'] = 788; + t['a148'] = 788; + t['a149'] = 788; + t['a150'] = 788; + t['a151'] = 788; + t['a152'] = 788; + t['a153'] = 788; + t['a154'] = 788; + t['a155'] = 788; + t['a156'] = 788; + t['a157'] = 788; + t['a158'] = 788; + t['a159'] = 788; + t['a160'] = 894; + t['a161'] = 838; + t['a163'] = 1016; + t['a164'] = 458; + t['a196'] = 748; + t['a165'] = 924; + t['a192'] = 748; + t['a166'] = 918; + t['a167'] = 927; + t['a168'] = 928; + t['a169'] = 928; + t['a170'] = 834; + t['a171'] = 873; + t['a172'] = 828; + t['a173'] = 924; + t['a162'] = 924; + t['a174'] = 917; + t['a175'] = 930; + t['a176'] = 931; + t['a177'] = 463; + t['a178'] = 883; + t['a179'] = 836; + t['a193'] = 836; + t['a180'] = 867; + t['a199'] = 867; + t['a181'] = 696; + t['a200'] = 696; + t['a182'] = 874; + t['a201'] = 874; + t['a183'] = 760; + t['a184'] = 946; + t['a197'] = 771; + t['a185'] = 865; + t['a194'] = 771; + t['a198'] = 888; + t['a186'] = 967; + t['a195'] = 888; + t['a187'] = 831; + t['a188'] = 873; + t['a189'] = 927; + t['a190'] = 970; + t['a191'] = 918; + }); + }); + exports.getMetrics = getMetrics; + })); + (function (root, factory) { + factory(root.pdfjsCoreMurmurHash3 = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var Uint32ArrayView = sharedUtil.Uint32ArrayView; + var MurmurHash3_64 = function MurmurHash3_64Closure(seed) { + var MASK_HIGH = 0xffff0000; + var MASK_LOW = 0xffff; + function MurmurHash3_64(seed) { + var SEED = 0xc3d2e1f0; + this.h1 = seed ? seed & 0xffffffff : SEED; + this.h2 = seed ? seed & 0xffffffff : SEED; + } + var alwaysUseUint32ArrayView = false; + try { + new Uint32Array(new Uint8Array(5).buffer, 0, 1); + } catch (e) { + alwaysUseUint32ArrayView = true; + } + MurmurHash3_64.prototype = { + update: function MurmurHash3_64_update(input) { + var useUint32ArrayView = alwaysUseUint32ArrayView; + var i; + if (typeof input === 'string') { + var data = new Uint8Array(input.length * 2); + var length = 0; + for (i = 0; i < input.length; i++) { + var code = input.charCodeAt(i); + if (code <= 0xff) { + data[length++] = code; + } else { + data[length++] = code >>> 8; + data[length++] = code & 0xff; + } + } + } else if (input instanceof Uint8Array) { + data = input; + length = data.length; + } else if (typeof input === 'object' && 'length' in input) { + data = input; + length = data.length; + useUint32ArrayView = true; + } else { + throw new Error('Wrong data format in MurmurHash3_64_update. ' + 'Input must be a string or array.'); + } + var blockCounts = length >> 2; + var tailLength = length - blockCounts * 4; + var dataUint32 = useUint32ArrayView ? new Uint32ArrayView(data, blockCounts) : new Uint32Array(data.buffer, 0, blockCounts); + var k1 = 0; + var k2 = 0; + var h1 = this.h1; + var h2 = this.h2; + var C1 = 0xcc9e2d51; + var C2 = 0x1b873593; + var C1_LOW = C1 & MASK_LOW; + var C2_LOW = C2 & MASK_LOW; + for (i = 0; i < blockCounts; i++) { + if (i & 1) { + k1 = dataUint32[i]; + k1 = k1 * C1 & MASK_HIGH | k1 * C1_LOW & MASK_LOW; + k1 = k1 << 15 | k1 >>> 17; + k1 = k1 * C2 & MASK_HIGH | k1 * C2_LOW & MASK_LOW; + h1 ^= k1; + h1 = h1 << 13 | h1 >>> 19; + h1 = h1 * 5 + 0xe6546b64; + } else { + k2 = dataUint32[i]; + k2 = k2 * C1 & MASK_HIGH | k2 * C1_LOW & MASK_LOW; + k2 = k2 << 15 | k2 >>> 17; + k2 = k2 * C2 & MASK_HIGH | k2 * C2_LOW & MASK_LOW; + h2 ^= k2; + h2 = h2 << 13 | h2 >>> 19; + h2 = h2 * 5 + 0xe6546b64; + } + } + k1 = 0; + switch (tailLength) { + case 3: + k1 ^= data[blockCounts * 4 + 2] << 16; + case 2: + k1 ^= data[blockCounts * 4 + 1] << 8; + case 1: + k1 ^= data[blockCounts * 4]; + k1 = k1 * C1 & MASK_HIGH | k1 * C1_LOW & MASK_LOW; + k1 = k1 << 15 | k1 >>> 17; + k1 = k1 * C2 & MASK_HIGH | k1 * C2_LOW & MASK_LOW; + if (blockCounts & 1) { + h1 ^= k1; + } else { + h2 ^= k1; + } + } + this.h1 = h1; + this.h2 = h2; + return this; + }, + hexdigest: function MurmurHash3_64_hexdigest() { + var h1 = this.h1; + var h2 = this.h2; + h1 ^= h2 >>> 1; + h1 = h1 * 0xed558ccd & MASK_HIGH | h1 * 0x8ccd & MASK_LOW; + h2 = h2 * 0xff51afd7 & MASK_HIGH | ((h2 << 16 | h1 >>> 16) * 0xafd7ed55 & MASK_HIGH) >>> 16; + h1 ^= h2 >>> 1; + h1 = h1 * 0x1a85ec53 & MASK_HIGH | h1 * 0xec53 & MASK_LOW; + h2 = h2 * 0xc4ceb9fe & MASK_HIGH | ((h2 << 16 | h1 >>> 16) * 0xb9fe1a85 & MASK_HIGH) >>> 16; + h1 ^= h2 >>> 1; + for (var i = 0, arr = [ + h1, + h2 + ], str = ''; i < arr.length; i++) { + var hex = (arr[i] >>> 0).toString(16); + while (hex.length < 8) { + hex = '0' + hex; + } + str += hex; + } + return str; + } + }; + return MurmurHash3_64; + }(); + exports.MurmurHash3_64 = MurmurHash3_64; + })); + (function (root, factory) { + factory(root.pdfjsCorePrimitives = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var isArray = sharedUtil.isArray; + var Name = function NameClosure() { + function Name(name) { + this.name = name; + } + Name.prototype = {}; + var nameCache = Object.create(null); + Name.get = function Name_get(name) { + var nameValue = nameCache[name]; + return nameValue ? nameValue : nameCache[name] = new Name(name); + }; + return Name; + }(); + var Cmd = function CmdClosure() { + function Cmd(cmd) { + this.cmd = cmd; + } + Cmd.prototype = {}; + var cmdCache = Object.create(null); + Cmd.get = function Cmd_get(cmd) { + var cmdValue = cmdCache[cmd]; + return cmdValue ? cmdValue : cmdCache[cmd] = new Cmd(cmd); + }; + return Cmd; + }(); + var Dict = function DictClosure() { + var nonSerializable = function nonSerializableClosure() { + return nonSerializable; + }; + function Dict(xref) { + this.map = Object.create(null); + this.xref = xref; + this.objId = null; + this.suppressEncryption = false; + this.__nonSerializable__ = nonSerializable; + } + Dict.prototype = { + assignXref: function Dict_assignXref(newXref) { + this.xref = newXref; + }, + get: function Dict_get(key1, key2, key3) { + var value; + var xref = this.xref, suppressEncryption = this.suppressEncryption; + if (typeof (value = this.map[key1]) !== 'undefined' || key1 in this.map || typeof key2 === 'undefined') { + return xref ? xref.fetchIfRef(value, suppressEncryption) : value; + } + if (typeof (value = this.map[key2]) !== 'undefined' || key2 in this.map || typeof key3 === 'undefined') { + return xref ? xref.fetchIfRef(value, suppressEncryption) : value; + } + value = this.map[key3] || null; + return xref ? xref.fetchIfRef(value, suppressEncryption) : value; + }, + getAsync: function Dict_getAsync(key1, key2, key3) { + var value; + var xref = this.xref, suppressEncryption = this.suppressEncryption; + if (typeof (value = this.map[key1]) !== 'undefined' || key1 in this.map || typeof key2 === 'undefined') { + if (xref) { + return xref.fetchIfRefAsync(value, suppressEncryption); + } + return Promise.resolve(value); + } + if (typeof (value = this.map[key2]) !== 'undefined' || key2 in this.map || typeof key3 === 'undefined') { + if (xref) { + return xref.fetchIfRefAsync(value, suppressEncryption); + } + return Promise.resolve(value); + } + value = this.map[key3] || null; + if (xref) { + return xref.fetchIfRefAsync(value, suppressEncryption); + } + return Promise.resolve(value); + }, + getArray: function Dict_getArray(key1, key2, key3) { + var value = this.get(key1, key2, key3); + var xref = this.xref, suppressEncryption = this.suppressEncryption; + if (!isArray(value) || !xref) { + return value; + } + value = value.slice(); + for (var i = 0, ii = value.length; i < ii; i++) { + if (!isRef(value[i])) { + continue; + } + value[i] = xref.fetch(value[i], suppressEncryption); + } + return value; + }, + getRaw: function Dict_getRaw(key) { + return this.map[key]; + }, + getKeys: function Dict_getKeys() { + return Object.keys(this.map); + }, + set: function Dict_set(key, value) { + this.map[key] = value; + }, + has: function Dict_has(key) { + return key in this.map; + }, + forEach: function Dict_forEach(callback) { + for (var key in this.map) { + callback(key, this.get(key)); + } + } + }; + Dict.empty = new Dict(null); + Dict.merge = function Dict_merge(xref, dictArray) { + var mergedDict = new Dict(xref); + for (var i = 0, ii = dictArray.length; i < ii; i++) { + var dict = dictArray[i]; + if (!isDict(dict)) { + continue; + } + for (var keyName in dict.map) { + if (mergedDict.map[keyName]) { + continue; + } + mergedDict.map[keyName] = dict.map[keyName]; + } + } + return mergedDict; + }; + return Dict; + }(); + var Ref = function RefClosure() { + function Ref(num, gen) { + this.num = num; + this.gen = gen; + } + Ref.prototype = { + toString: function Ref_toString() { + var str = this.num + 'R'; + if (this.gen !== 0) { + str += this.gen; + } + return str; + } + }; + return Ref; + }(); + var RefSet = function RefSetClosure() { + function RefSet() { + this.dict = Object.create(null); + } + RefSet.prototype = { + has: function RefSet_has(ref) { + return ref.toString() in this.dict; + }, + put: function RefSet_put(ref) { + this.dict[ref.toString()] = true; + }, + remove: function RefSet_remove(ref) { + delete this.dict[ref.toString()]; + } + }; + return RefSet; + }(); + var RefSetCache = function RefSetCacheClosure() { + function RefSetCache() { + this.dict = Object.create(null); + } + RefSetCache.prototype = { + get: function RefSetCache_get(ref) { + return this.dict[ref.toString()]; + }, + has: function RefSetCache_has(ref) { + return ref.toString() in this.dict; + }, + put: function RefSetCache_put(ref, obj) { + this.dict[ref.toString()] = obj; + }, + putAlias: function RefSetCache_putAlias(ref, aliasRef) { + this.dict[ref.toString()] = this.get(aliasRef); + }, + forEach: function RefSetCache_forEach(fn, thisArg) { + for (var i in this.dict) { + fn.call(thisArg, this.dict[i]); + } + }, + clear: function RefSetCache_clear() { + this.dict = Object.create(null); + } + }; + return RefSetCache; + }(); + function isName(v, name) { + return v instanceof Name && (name === undefined || v.name === name); + } + function isCmd(v, cmd) { + return v instanceof Cmd && (cmd === undefined || v.cmd === cmd); + } + function isDict(v, type) { + return v instanceof Dict && (type === undefined || isName(v.get('Type'), type)); + } + function isRef(v) { + return v instanceof Ref; + } + function isRefsEqual(v1, v2) { + return v1.num === v2.num && v1.gen === v2.gen; + } + function isStream(v) { + return typeof v === 'object' && v !== null && v.getBytes !== undefined; + } + exports.Cmd = Cmd; + exports.Dict = Dict; + exports.Name = Name; + exports.Ref = Ref; + exports.RefSet = RefSet; + exports.RefSetCache = RefSetCache; + exports.isCmd = isCmd; + exports.isDict = isDict; + exports.isName = isName; + exports.isRef = isRef; + exports.isRefsEqual = isRefsEqual; + exports.isStream = isStream; + })); + (function (root, factory) { + factory(root.pdfjsCoreStandardFonts = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var getLookupTableFactory = sharedUtil.getLookupTableFactory; + var getStdFontMap = getLookupTableFactory(function (t) { + t['ArialNarrow'] = 'Helvetica'; + t['ArialNarrow-Bold'] = 'Helvetica-Bold'; + t['ArialNarrow-BoldItalic'] = 'Helvetica-BoldOblique'; + t['ArialNarrow-Italic'] = 'Helvetica-Oblique'; + t['ArialBlack'] = 'Helvetica'; + t['ArialBlack-Bold'] = 'Helvetica-Bold'; + t['ArialBlack-BoldItalic'] = 'Helvetica-BoldOblique'; + t['ArialBlack-Italic'] = 'Helvetica-Oblique'; + t['Arial-Black'] = 'Helvetica'; + t['Arial-Black-Bold'] = 'Helvetica-Bold'; + t['Arial-Black-BoldItalic'] = 'Helvetica-BoldOblique'; + t['Arial-Black-Italic'] = 'Helvetica-Oblique'; + t['Arial'] = 'Helvetica'; + t['Arial-Bold'] = 'Helvetica-Bold'; + t['Arial-BoldItalic'] = 'Helvetica-BoldOblique'; + t['Arial-Italic'] = 'Helvetica-Oblique'; + t['Arial-BoldItalicMT'] = 'Helvetica-BoldOblique'; + t['Arial-BoldMT'] = 'Helvetica-Bold'; + t['Arial-ItalicMT'] = 'Helvetica-Oblique'; + t['ArialMT'] = 'Helvetica'; + t['Courier-Bold'] = 'Courier-Bold'; + t['Courier-BoldItalic'] = 'Courier-BoldOblique'; + t['Courier-Italic'] = 'Courier-Oblique'; + t['CourierNew'] = 'Courier'; + t['CourierNew-Bold'] = 'Courier-Bold'; + t['CourierNew-BoldItalic'] = 'Courier-BoldOblique'; + t['CourierNew-Italic'] = 'Courier-Oblique'; + t['CourierNewPS-BoldItalicMT'] = 'Courier-BoldOblique'; + t['CourierNewPS-BoldMT'] = 'Courier-Bold'; + t['CourierNewPS-ItalicMT'] = 'Courier-Oblique'; + t['CourierNewPSMT'] = 'Courier'; + t['Helvetica'] = 'Helvetica'; + t['Helvetica-Bold'] = 'Helvetica-Bold'; + t['Helvetica-BoldItalic'] = 'Helvetica-BoldOblique'; + t['Helvetica-BoldOblique'] = 'Helvetica-BoldOblique'; + t['Helvetica-Italic'] = 'Helvetica-Oblique'; + t['Helvetica-Oblique'] = 'Helvetica-Oblique'; + t['Symbol-Bold'] = 'Symbol'; + t['Symbol-BoldItalic'] = 'Symbol'; + t['Symbol-Italic'] = 'Symbol'; + t['TimesNewRoman'] = 'Times-Roman'; + t['TimesNewRoman-Bold'] = 'Times-Bold'; + t['TimesNewRoman-BoldItalic'] = 'Times-BoldItalic'; + t['TimesNewRoman-Italic'] = 'Times-Italic'; + t['TimesNewRomanPS'] = 'Times-Roman'; + t['TimesNewRomanPS-Bold'] = 'Times-Bold'; + t['TimesNewRomanPS-BoldItalic'] = 'Times-BoldItalic'; + t['TimesNewRomanPS-BoldItalicMT'] = 'Times-BoldItalic'; + t['TimesNewRomanPS-BoldMT'] = 'Times-Bold'; + t['TimesNewRomanPS-Italic'] = 'Times-Italic'; + t['TimesNewRomanPS-ItalicMT'] = 'Times-Italic'; + t['TimesNewRomanPSMT'] = 'Times-Roman'; + t['TimesNewRomanPSMT-Bold'] = 'Times-Bold'; + t['TimesNewRomanPSMT-BoldItalic'] = 'Times-BoldItalic'; + t['TimesNewRomanPSMT-Italic'] = 'Times-Italic'; + }); + var getNonStdFontMap = getLookupTableFactory(function (t) { + t['CenturyGothic'] = 'Helvetica'; + t['CenturyGothic-Bold'] = 'Helvetica-Bold'; + t['CenturyGothic-BoldItalic'] = 'Helvetica-BoldOblique'; + t['CenturyGothic-Italic'] = 'Helvetica-Oblique'; + t['ComicSansMS'] = 'Comic Sans MS'; + t['ComicSansMS-Bold'] = 'Comic Sans MS-Bold'; + t['ComicSansMS-BoldItalic'] = 'Comic Sans MS-BoldItalic'; + t['ComicSansMS-Italic'] = 'Comic Sans MS-Italic'; + t['LucidaConsole'] = 'Courier'; + t['LucidaConsole-Bold'] = 'Courier-Bold'; + t['LucidaConsole-BoldItalic'] = 'Courier-BoldOblique'; + t['LucidaConsole-Italic'] = 'Courier-Oblique'; + t['MS-Gothic'] = 'MS Gothic'; + t['MS-Gothic-Bold'] = 'MS Gothic-Bold'; + t['MS-Gothic-BoldItalic'] = 'MS Gothic-BoldItalic'; + t['MS-Gothic-Italic'] = 'MS Gothic-Italic'; + t['MS-Mincho'] = 'MS Mincho'; + t['MS-Mincho-Bold'] = 'MS Mincho-Bold'; + t['MS-Mincho-BoldItalic'] = 'MS Mincho-BoldItalic'; + t['MS-Mincho-Italic'] = 'MS Mincho-Italic'; + t['MS-PGothic'] = 'MS PGothic'; + t['MS-PGothic-Bold'] = 'MS PGothic-Bold'; + t['MS-PGothic-BoldItalic'] = 'MS PGothic-BoldItalic'; + t['MS-PGothic-Italic'] = 'MS PGothic-Italic'; + t['MS-PMincho'] = 'MS PMincho'; + t['MS-PMincho-Bold'] = 'MS PMincho-Bold'; + t['MS-PMincho-BoldItalic'] = 'MS PMincho-BoldItalic'; + t['MS-PMincho-Italic'] = 'MS PMincho-Italic'; + t['NuptialScript'] = 'Times-Italic'; + t['Wingdings'] = 'ZapfDingbats'; + }); + var getSerifFonts = getLookupTableFactory(function (t) { + t['Adobe Jenson'] = true; + t['Adobe Text'] = true; + t['Albertus'] = true; + t['Aldus'] = true; + t['Alexandria'] = true; + t['Algerian'] = true; + t['American Typewriter'] = true; + t['Antiqua'] = true; + t['Apex'] = true; + t['Arno'] = true; + t['Aster'] = true; + t['Aurora'] = true; + t['Baskerville'] = true; + t['Bell'] = true; + t['Bembo'] = true; + t['Bembo Schoolbook'] = true; + t['Benguiat'] = true; + t['Berkeley Old Style'] = true; + t['Bernhard Modern'] = true; + t['Berthold City'] = true; + t['Bodoni'] = true; + t['Bauer Bodoni'] = true; + t['Book Antiqua'] = true; + t['Bookman'] = true; + t['Bordeaux Roman'] = true; + t['Californian FB'] = true; + t['Calisto'] = true; + t['Calvert'] = true; + t['Capitals'] = true; + t['Cambria'] = true; + t['Cartier'] = true; + t['Caslon'] = true; + t['Catull'] = true; + t['Centaur'] = true; + t['Century Old Style'] = true; + t['Century Schoolbook'] = true; + t['Chaparral'] = true; + t['Charis SIL'] = true; + t['Cheltenham'] = true; + t['Cholla Slab'] = true; + t['Clarendon'] = true; + t['Clearface'] = true; + t['Cochin'] = true; + t['Colonna'] = true; + t['Computer Modern'] = true; + t['Concrete Roman'] = true; + t['Constantia'] = true; + t['Cooper Black'] = true; + t['Corona'] = true; + t['Ecotype'] = true; + t['Egyptienne'] = true; + t['Elephant'] = true; + t['Excelsior'] = true; + t['Fairfield'] = true; + t['FF Scala'] = true; + t['Folkard'] = true; + t['Footlight'] = true; + t['FreeSerif'] = true; + t['Friz Quadrata'] = true; + t['Garamond'] = true; + t['Gentium'] = true; + t['Georgia'] = true; + t['Gloucester'] = true; + t['Goudy Old Style'] = true; + t['Goudy Schoolbook'] = true; + t['Goudy Pro Font'] = true; + t['Granjon'] = true; + t['Guardian Egyptian'] = true; + t['Heather'] = true; + t['Hercules'] = true; + t['High Tower Text'] = true; + t['Hiroshige'] = true; + t['Hoefler Text'] = true; + t['Humana Serif'] = true; + t['Imprint'] = true; + t['Ionic No. 5'] = true; + t['Janson'] = true; + t['Joanna'] = true; + t['Korinna'] = true; + t['Lexicon'] = true; + t['Liberation Serif'] = true; + t['Linux Libertine'] = true; + t['Literaturnaya'] = true; + t['Lucida'] = true; + t['Lucida Bright'] = true; + t['Melior'] = true; + t['Memphis'] = true; + t['Miller'] = true; + t['Minion'] = true; + t['Modern'] = true; + t['Mona Lisa'] = true; + t['Mrs Eaves'] = true; + t['MS Serif'] = true; + t['Museo Slab'] = true; + t['New York'] = true; + t['Nimbus Roman'] = true; + t['NPS Rawlinson Roadway'] = true; + t['NuptialScript'] = true; + t['Palatino'] = true; + t['Perpetua'] = true; + t['Plantin'] = true; + t['Plantin Schoolbook'] = true; + t['Playbill'] = true; + t['Poor Richard'] = true; + t['Rawlinson Roadway'] = true; + t['Renault'] = true; + t['Requiem'] = true; + t['Rockwell'] = true; + t['Roman'] = true; + t['Rotis Serif'] = true; + t['Sabon'] = true; + t['Scala'] = true; + t['Seagull'] = true; + t['Sistina'] = true; + t['Souvenir'] = true; + t['STIX'] = true; + t['Stone Informal'] = true; + t['Stone Serif'] = true; + t['Sylfaen'] = true; + t['Times'] = true; + t['Trajan'] = true; + t['Trinité'] = true; + t['Trump Mediaeval'] = true; + t['Utopia'] = true; + t['Vale Type'] = true; + t['Bitstream Vera'] = true; + t['Vera Serif'] = true; + t['Versailles'] = true; + t['Wanted'] = true; + t['Weiss'] = true; + t['Wide Latin'] = true; + t['Windsor'] = true; + t['XITS'] = true; + }); + var getSymbolsFonts = getLookupTableFactory(function (t) { + t['Dingbats'] = true; + t['Symbol'] = true; + t['ZapfDingbats'] = true; + }); + var getGlyphMapForStandardFonts = getLookupTableFactory(function (t) { + t[2] = 10; + t[3] = 32; + t[4] = 33; + t[5] = 34; + t[6] = 35; + t[7] = 36; + t[8] = 37; + t[9] = 38; + t[10] = 39; + t[11] = 40; + t[12] = 41; + t[13] = 42; + t[14] = 43; + t[15] = 44; + t[16] = 45; + t[17] = 46; + t[18] = 47; + t[19] = 48; + t[20] = 49; + t[21] = 50; + t[22] = 51; + t[23] = 52; + t[24] = 53; + t[25] = 54; + t[26] = 55; + t[27] = 56; + t[28] = 57; + t[29] = 58; + t[30] = 894; + t[31] = 60; + t[32] = 61; + t[33] = 62; + t[34] = 63; + t[35] = 64; + t[36] = 65; + t[37] = 66; + t[38] = 67; + t[39] = 68; + t[40] = 69; + t[41] = 70; + t[42] = 71; + t[43] = 72; + t[44] = 73; + t[45] = 74; + t[46] = 75; + t[47] = 76; + t[48] = 77; + t[49] = 78; + t[50] = 79; + t[51] = 80; + t[52] = 81; + t[53] = 82; + t[54] = 83; + t[55] = 84; + t[56] = 85; + t[57] = 86; + t[58] = 87; + t[59] = 88; + t[60] = 89; + t[61] = 90; + t[62] = 91; + t[63] = 92; + t[64] = 93; + t[65] = 94; + t[66] = 95; + t[67] = 96; + t[68] = 97; + t[69] = 98; + t[70] = 99; + t[71] = 100; + t[72] = 101; + t[73] = 102; + t[74] = 103; + t[75] = 104; + t[76] = 105; + t[77] = 106; + t[78] = 107; + t[79] = 108; + t[80] = 109; + t[81] = 110; + t[82] = 111; + t[83] = 112; + t[84] = 113; + t[85] = 114; + t[86] = 115; + t[87] = 116; + t[88] = 117; + t[89] = 118; + t[90] = 119; + t[91] = 120; + t[92] = 121; + t[93] = 122; + t[94] = 123; + t[95] = 124; + t[96] = 125; + t[97] = 126; + t[98] = 196; + t[99] = 197; + t[100] = 199; + t[101] = 201; + t[102] = 209; + t[103] = 214; + t[104] = 220; + t[105] = 225; + t[106] = 224; + t[107] = 226; + t[108] = 228; + t[109] = 227; + t[110] = 229; + t[111] = 231; + t[112] = 233; + t[113] = 232; + t[114] = 234; + t[115] = 235; + t[116] = 237; + t[117] = 236; + t[118] = 238; + t[119] = 239; + t[120] = 241; + t[121] = 243; + t[122] = 242; + t[123] = 244; + t[124] = 246; + t[125] = 245; + t[126] = 250; + t[127] = 249; + t[128] = 251; + t[129] = 252; + t[130] = 8224; + t[131] = 176; + t[132] = 162; + t[133] = 163; + t[134] = 167; + t[135] = 8226; + t[136] = 182; + t[137] = 223; + t[138] = 174; + t[139] = 169; + t[140] = 8482; + t[141] = 180; + t[142] = 168; + t[143] = 8800; + t[144] = 198; + t[145] = 216; + t[146] = 8734; + t[147] = 177; + t[148] = 8804; + t[149] = 8805; + t[150] = 165; + t[151] = 181; + t[152] = 8706; + t[153] = 8721; + t[154] = 8719; + t[156] = 8747; + t[157] = 170; + t[158] = 186; + t[159] = 8486; + t[160] = 230; + t[161] = 248; + t[162] = 191; + t[163] = 161; + t[164] = 172; + t[165] = 8730; + t[166] = 402; + t[167] = 8776; + t[168] = 8710; + t[169] = 171; + t[170] = 187; + t[171] = 8230; + t[210] = 218; + t[223] = 711; + t[224] = 321; + t[225] = 322; + t[227] = 353; + t[229] = 382; + t[234] = 253; + t[252] = 263; + t[253] = 268; + t[254] = 269; + t[258] = 258; + t[260] = 260; + t[261] = 261; + t[265] = 280; + t[266] = 281; + t[268] = 283; + t[269] = 313; + t[275] = 323; + t[276] = 324; + t[278] = 328; + t[284] = 345; + t[285] = 346; + t[286] = 347; + t[292] = 367; + t[295] = 377; + t[296] = 378; + t[298] = 380; + t[305] = 963; + t[306] = 964; + t[307] = 966; + t[308] = 8215; + t[309] = 8252; + t[310] = 8319; + t[311] = 8359; + t[312] = 8592; + t[313] = 8593; + t[337] = 9552; + t[493] = 1039; + t[494] = 1040; + t[705] = 1524; + t[706] = 8362; + t[710] = 64288; + t[711] = 64298; + t[759] = 1617; + t[761] = 1776; + t[763] = 1778; + t[775] = 1652; + t[777] = 1764; + t[778] = 1780; + t[779] = 1781; + t[780] = 1782; + t[782] = 771; + t[783] = 64726; + t[786] = 8363; + t[788] = 8532; + t[790] = 768; + t[791] = 769; + t[792] = 768; + t[795] = 803; + t[797] = 64336; + t[798] = 64337; + t[799] = 64342; + t[800] = 64343; + t[801] = 64344; + t[802] = 64345; + t[803] = 64362; + t[804] = 64363; + t[805] = 64364; + t[2424] = 7821; + t[2425] = 7822; + t[2426] = 7823; + t[2427] = 7824; + t[2428] = 7825; + t[2429] = 7826; + t[2430] = 7827; + t[2433] = 7682; + t[2678] = 8045; + t[2679] = 8046; + t[2830] = 1552; + t[2838] = 686; + t[2840] = 751; + t[2842] = 753; + t[2843] = 754; + t[2844] = 755; + t[2846] = 757; + t[2856] = 767; + t[2857] = 848; + t[2858] = 849; + t[2862] = 853; + t[2863] = 854; + t[2864] = 855; + t[2865] = 861; + t[2866] = 862; + t[2906] = 7460; + t[2908] = 7462; + t[2909] = 7463; + t[2910] = 7464; + t[2912] = 7466; + t[2913] = 7467; + t[2914] = 7468; + t[2916] = 7470; + t[2917] = 7471; + t[2918] = 7472; + t[2920] = 7474; + t[2921] = 7475; + t[2922] = 7476; + t[2924] = 7478; + t[2925] = 7479; + t[2926] = 7480; + t[2928] = 7482; + t[2929] = 7483; + t[2930] = 7484; + t[2932] = 7486; + t[2933] = 7487; + t[2934] = 7488; + t[2936] = 7490; + t[2937] = 7491; + t[2938] = 7492; + t[2940] = 7494; + t[2941] = 7495; + t[2942] = 7496; + t[2944] = 7498; + t[2946] = 7500; + t[2948] = 7502; + t[2950] = 7504; + t[2951] = 7505; + t[2952] = 7506; + t[2954] = 7508; + t[2955] = 7509; + t[2956] = 7510; + t[2958] = 7512; + t[2959] = 7513; + t[2960] = 7514; + t[2962] = 7516; + t[2963] = 7517; + t[2964] = 7518; + t[2966] = 7520; + t[2967] = 7521; + t[2968] = 7522; + t[2970] = 7524; + t[2971] = 7525; + t[2972] = 7526; + t[2974] = 7528; + t[2975] = 7529; + t[2976] = 7530; + t[2978] = 1537; + t[2979] = 1538; + t[2980] = 1539; + t[2982] = 1549; + t[2983] = 1551; + t[2984] = 1552; + t[2986] = 1554; + t[2987] = 1555; + t[2988] = 1556; + t[2990] = 1623; + t[2991] = 1624; + t[2995] = 1775; + t[2999] = 1791; + t[3002] = 64290; + t[3003] = 64291; + t[3004] = 64292; + t[3006] = 64294; + t[3007] = 64295; + t[3008] = 64296; + t[3011] = 1900; + t[3014] = 8223; + t[3015] = 8244; + t[3017] = 7532; + t[3018] = 7533; + t[3019] = 7534; + t[3075] = 7590; + t[3076] = 7591; + t[3079] = 7594; + t[3080] = 7595; + t[3083] = 7598; + t[3084] = 7599; + t[3087] = 7602; + t[3088] = 7603; + t[3091] = 7606; + t[3092] = 7607; + t[3095] = 7610; + t[3096] = 7611; + t[3099] = 7614; + t[3100] = 7615; + t[3103] = 7618; + t[3104] = 7619; + t[3107] = 8337; + t[3108] = 8338; + t[3116] = 1884; + t[3119] = 1885; + t[3120] = 1885; + t[3123] = 1886; + t[3124] = 1886; + t[3127] = 1887; + t[3128] = 1887; + t[3131] = 1888; + t[3132] = 1888; + t[3135] = 1889; + t[3136] = 1889; + t[3139] = 1890; + t[3140] = 1890; + t[3143] = 1891; + t[3144] = 1891; + t[3147] = 1892; + t[3148] = 1892; + t[3153] = 580; + t[3154] = 581; + t[3157] = 584; + t[3158] = 585; + t[3161] = 588; + t[3162] = 589; + t[3165] = 891; + t[3166] = 892; + t[3169] = 1274; + t[3170] = 1275; + t[3173] = 1278; + t[3174] = 1279; + t[3181] = 7622; + t[3182] = 7623; + t[3282] = 11799; + t[3316] = 578; + t[3379] = 42785; + t[3393] = 1159; + t[3416] = 8377; + }); + var getSupplementalGlyphMapForArialBlack = getLookupTableFactory(function (t) { + t[227] = 322; + t[264] = 261; + t[291] = 346; + }); + exports.getStdFontMap = getStdFontMap; + exports.getNonStdFontMap = getNonStdFontMap; + exports.getSerifFonts = getSerifFonts; + exports.getSymbolsFonts = getSymbolsFonts; + exports.getGlyphMapForStandardFonts = getGlyphMapForStandardFonts; + exports.getSupplementalGlyphMapForArialBlack = getSupplementalGlyphMapForArialBlack; + })); + (function (root, factory) { + factory(root.pdfjsCoreUnicode = {}, root.pdfjsSharedUtil); + }(this, function (exports, sharedUtil) { + var getLookupTableFactory = sharedUtil.getLookupTableFactory; + var getSpecialPUASymbols = getLookupTableFactory(function (t) { + t[63721] = 0x00A9; + t[63193] = 0x00A9; + t[63720] = 0x00AE; + t[63194] = 0x00AE; + t[63722] = 0x2122; + t[63195] = 0x2122; + t[63729] = 0x23A7; + t[63730] = 0x23A8; + t[63731] = 0x23A9; + t[63740] = 0x23AB; + t[63741] = 0x23AC; + t[63742] = 0x23AD; + t[63726] = 0x23A1; + t[63727] = 0x23A2; + t[63728] = 0x23A3; + t[63737] = 0x23A4; + t[63738] = 0x23A5; + t[63739] = 0x23A6; + t[63723] = 0x239B; + t[63724] = 0x239C; + t[63725] = 0x239D; + t[63734] = 0x239E; + t[63735] = 0x239F; + t[63736] = 0x23A0; + }); + function mapSpecialUnicodeValues(code) { + if (code >= 0xFFF0 && code <= 0xFFFF) { + return 0; + } else if (code >= 0xF600 && code <= 0xF8FF) { + return getSpecialPUASymbols()[code] || code; + } + return code; + } + function getUnicodeForGlyph(name, glyphsUnicodeMap) { + var unicode = glyphsUnicodeMap[name]; + if (unicode !== undefined) { + return unicode; + } + if (!name) { + return -1; + } + if (name[0] === 'u') { + var nameLen = name.length, hexStr; + if (nameLen === 7 && name[1] === 'n' && name[2] === 'i') { + hexStr = name.substr(3); + } else if (nameLen >= 5 && nameLen <= 7) { + hexStr = name.substr(1); + } else { + return -1; + } + if (hexStr === hexStr.toUpperCase()) { + unicode = parseInt(hexStr, 16); + if (unicode >= 0) { + return unicode; + } + } + } + return -1; + } + var UnicodeRanges = [ + { + 'begin': 0x0000, + 'end': 0x007F + }, + { + 'begin': 0x0080, + 'end': 0x00FF + }, + { + 'begin': 0x0100, + 'end': 0x017F + }, + { + 'begin': 0x0180, + 'end': 0x024F + }, + { + 'begin': 0x0250, + 'end': 0x02AF + }, + { + 'begin': 0x02B0, + 'end': 0x02FF + }, + { + 'begin': 0x0300, + 'end': 0x036F + }, + { + 'begin': 0x0370, + 'end': 0x03FF + }, + { + 'begin': 0x2C80, + 'end': 0x2CFF + }, + { + 'begin': 0x0400, + 'end': 0x04FF + }, + { + 'begin': 0x0530, + 'end': 0x058F + }, + { + 'begin': 0x0590, + 'end': 0x05FF + }, + { + 'begin': 0xA500, + 'end': 0xA63F + }, + { + 'begin': 0x0600, + 'end': 0x06FF + }, + { + 'begin': 0x07C0, + 'end': 0x07FF + }, + { + 'begin': 0x0900, + 'end': 0x097F + }, + { + 'begin': 0x0980, + 'end': 0x09FF + }, + { + 'begin': 0x0A00, + 'end': 0x0A7F + }, + { + 'begin': 0x0A80, + 'end': 0x0AFF + }, + { + 'begin': 0x0B00, + 'end': 0x0B7F + }, + { + 'begin': 0x0B80, + 'end': 0x0BFF + }, + { + 'begin': 0x0C00, + 'end': 0x0C7F + }, + { + 'begin': 0x0C80, + 'end': 0x0CFF + }, + { + 'begin': 0x0D00, + 'end': 0x0D7F + }, + { + 'begin': 0x0E00, + 'end': 0x0E7F + }, + { + 'begin': 0x0E80, + 'end': 0x0EFF + }, + { + 'begin': 0x10A0, + 'end': 0x10FF + }, + { + 'begin': 0x1B00, + 'end': 0x1B7F + }, + { + 'begin': 0x1100, + 'end': 0x11FF + }, + { + 'begin': 0x1E00, + 'end': 0x1EFF + }, + { + 'begin': 0x1F00, + 'end': 0x1FFF + }, + { + 'begin': 0x2000, + 'end': 0x206F + }, + { + 'begin': 0x2070, + 'end': 0x209F + }, + { + 'begin': 0x20A0, + 'end': 0x20CF + }, + { + 'begin': 0x20D0, + 'end': 0x20FF + }, + { + 'begin': 0x2100, + 'end': 0x214F + }, + { + 'begin': 0x2150, + 'end': 0x218F + }, + { + 'begin': 0x2190, + 'end': 0x21FF + }, + { + 'begin': 0x2200, + 'end': 0x22FF + }, + { + 'begin': 0x2300, + 'end': 0x23FF + }, + { + 'begin': 0x2400, + 'end': 0x243F + }, + { + 'begin': 0x2440, + 'end': 0x245F + }, + { + 'begin': 0x2460, + 'end': 0x24FF + }, + { + 'begin': 0x2500, + 'end': 0x257F + }, + { + 'begin': 0x2580, + 'end': 0x259F + }, + { + 'begin': 0x25A0, + 'end': 0x25FF + }, + { + 'begin': 0x2600, + 'end': 0x26FF + }, + { + 'begin': 0x2700, + 'end': 0x27BF + }, + { + 'begin': 0x3000, + 'end': 0x303F + }, + { + 'begin': 0x3040, + 'end': 0x309F + }, + { + 'begin': 0x30A0, + 'end': 0x30FF + }, + { + 'begin': 0x3100, + 'end': 0x312F + }, + { + 'begin': 0x3130, + 'end': 0x318F + }, + { + 'begin': 0xA840, + 'end': 0xA87F + }, + { + 'begin': 0x3200, + 'end': 0x32FF + }, + { + 'begin': 0x3300, + 'end': 0x33FF + }, + { + 'begin': 0xAC00, + 'end': 0xD7AF + }, + { + 'begin': 0xD800, + 'end': 0xDFFF + }, + { + 'begin': 0x10900, + 'end': 0x1091F + }, + { + 'begin': 0x4E00, + 'end': 0x9FFF + }, + { + 'begin': 0xE000, + 'end': 0xF8FF + }, + { + 'begin': 0x31C0, + 'end': 0x31EF + }, + { + 'begin': 0xFB00, + 'end': 0xFB4F + }, + { + 'begin': 0xFB50, + 'end': 0xFDFF + }, + { + 'begin': 0xFE20, + 'end': 0xFE2F + }, + { + 'begin': 0xFE10, + 'end': 0xFE1F + }, + { + 'begin': 0xFE50, + 'end': 0xFE6F + }, + { + 'begin': 0xFE70, + 'end': 0xFEFF + }, + { + 'begin': 0xFF00, + 'end': 0xFFEF + }, + { + 'begin': 0xFFF0, + 'end': 0xFFFF + }, + { + 'begin': 0x0F00, + 'end': 0x0FFF + }, + { + 'begin': 0x0700, + 'end': 0x074F + }, + { + 'begin': 0x0780, + 'end': 0x07BF + }, + { + 'begin': 0x0D80, + 'end': 0x0DFF + }, + { + 'begin': 0x1000, + 'end': 0x109F + }, + { + 'begin': 0x1200, + 'end': 0x137F + }, + { + 'begin': 0x13A0, + 'end': 0x13FF + }, + { + 'begin': 0x1400, + 'end': 0x167F + }, + { + 'begin': 0x1680, + 'end': 0x169F + }, + { + 'begin': 0x16A0, + 'end': 0x16FF + }, + { + 'begin': 0x1780, + 'end': 0x17FF + }, + { + 'begin': 0x1800, + 'end': 0x18AF + }, + { + 'begin': 0x2800, + 'end': 0x28FF + }, + { + 'begin': 0xA000, + 'end': 0xA48F + }, + { + 'begin': 0x1700, + 'end': 0x171F + }, + { + 'begin': 0x10300, + 'end': 0x1032F + }, + { + 'begin': 0x10330, + 'end': 0x1034F + }, + { + 'begin': 0x10400, + 'end': 0x1044F + }, + { + 'begin': 0x1D000, + 'end': 0x1D0FF + }, + { + 'begin': 0x1D400, + 'end': 0x1D7FF + }, + { + 'begin': 0xFF000, + 'end': 0xFFFFD + }, + { + 'begin': 0xFE00, + 'end': 0xFE0F + }, + { + 'begin': 0xE0000, + 'end': 0xE007F + }, + { + 'begin': 0x1900, + 'end': 0x194F + }, + { + 'begin': 0x1950, + 'end': 0x197F + }, + { + 'begin': 0x1980, + 'end': 0x19DF + }, + { + 'begin': 0x1A00, + 'end': 0x1A1F + }, + { + 'begin': 0x2C00, + 'end': 0x2C5F + }, + { + 'begin': 0x2D30, + 'end': 0x2D7F + }, + { + 'begin': 0x4DC0, + 'end': 0x4DFF + }, + { + 'begin': 0xA800, + 'end': 0xA82F + }, + { + 'begin': 0x10000, + 'end': 0x1007F + }, + { + 'begin': 0x10140, + 'end': 0x1018F + }, + { + 'begin': 0x10380, + 'end': 0x1039F + }, + { + 'begin': 0x103A0, + 'end': 0x103DF + }, + { + 'begin': 0x10450, + 'end': 0x1047F + }, + { + 'begin': 0x10480, + 'end': 0x104AF + }, + { + 'begin': 0x10800, + 'end': 0x1083F + }, + { + 'begin': 0x10A00, + 'end': 0x10A5F + }, + { + 'begin': 0x1D300, + 'end': 0x1D35F + }, + { + 'begin': 0x12000, + 'end': 0x123FF + }, + { + 'begin': 0x1D360, + 'end': 0x1D37F + }, + { + 'begin': 0x1B80, + 'end': 0x1BBF + }, + { + 'begin': 0x1C00, + 'end': 0x1C4F + }, + { + 'begin': 0x1C50, + 'end': 0x1C7F + }, + { + 'begin': 0xA880, + 'end': 0xA8DF + }, + { + 'begin': 0xA900, + 'end': 0xA92F + }, + { + 'begin': 0xA930, + 'end': 0xA95F + }, + { + 'begin': 0xAA00, + 'end': 0xAA5F + }, + { + 'begin': 0x10190, + 'end': 0x101CF + }, + { + 'begin': 0x101D0, + 'end': 0x101FF + }, + { + 'begin': 0x102A0, + 'end': 0x102DF + }, + { + 'begin': 0x1F030, + 'end': 0x1F09F + } + ]; + function getUnicodeRangeFor(value) { + for (var i = 0, ii = UnicodeRanges.length; i < ii; i++) { + var range = UnicodeRanges[i]; + if (value >= range.begin && value < range.end) { + return i; + } + } + return -1; + } + function isRTLRangeFor(value) { + var range = UnicodeRanges[13]; + if (value >= range.begin && value < range.end) { + return true; + } + range = UnicodeRanges[11]; + if (value >= range.begin && value < range.end) { + return true; + } + return false; + } + var getNormalizedUnicodes = getLookupTableFactory(function (t) { + t['\u00A8'] = '\u0020\u0308'; + t['\u00AF'] = '\u0020\u0304'; + t['\u00B4'] = '\u0020\u0301'; + t['\u00B5'] = '\u03BC'; + t['\u00B8'] = '\u0020\u0327'; + t['\u0132'] = '\u0049\u004A'; + t['\u0133'] = '\u0069\u006A'; + t['\u013F'] = '\u004C\u00B7'; + t['\u0140'] = '\u006C\u00B7'; + t['\u0149'] = '\u02BC\u006E'; + t['\u017F'] = '\u0073'; + t['\u01C4'] = '\u0044\u017D'; + t['\u01C5'] = '\u0044\u017E'; + t['\u01C6'] = '\u0064\u017E'; + t['\u01C7'] = '\u004C\u004A'; + t['\u01C8'] = '\u004C\u006A'; + t['\u01C9'] = '\u006C\u006A'; + t['\u01CA'] = '\u004E\u004A'; + t['\u01CB'] = '\u004E\u006A'; + t['\u01CC'] = '\u006E\u006A'; + t['\u01F1'] = '\u0044\u005A'; + t['\u01F2'] = '\u0044\u007A'; + t['\u01F3'] = '\u0064\u007A'; + t['\u02D8'] = '\u0020\u0306'; + t['\u02D9'] = '\u0020\u0307'; + t['\u02DA'] = '\u0020\u030A'; + t['\u02DB'] = '\u0020\u0328'; + t['\u02DC'] = '\u0020\u0303'; + t['\u02DD'] = '\u0020\u030B'; + t['\u037A'] = '\u0020\u0345'; + t['\u0384'] = '\u0020\u0301'; + t['\u03D0'] = '\u03B2'; + t['\u03D1'] = '\u03B8'; + t['\u03D2'] = '\u03A5'; + t['\u03D5'] = '\u03C6'; + t['\u03D6'] = '\u03C0'; + t['\u03F0'] = '\u03BA'; + t['\u03F1'] = '\u03C1'; + t['\u03F2'] = '\u03C2'; + t['\u03F4'] = '\u0398'; + t['\u03F5'] = '\u03B5'; + t['\u03F9'] = '\u03A3'; + t['\u0587'] = '\u0565\u0582'; + t['\u0675'] = '\u0627\u0674'; + t['\u0676'] = '\u0648\u0674'; + t['\u0677'] = '\u06C7\u0674'; + t['\u0678'] = '\u064A\u0674'; + t['\u0E33'] = '\u0E4D\u0E32'; + t['\u0EB3'] = '\u0ECD\u0EB2'; + t['\u0EDC'] = '\u0EAB\u0E99'; + t['\u0EDD'] = '\u0EAB\u0EA1'; + t['\u0F77'] = '\u0FB2\u0F81'; + t['\u0F79'] = '\u0FB3\u0F81'; + t['\u1E9A'] = '\u0061\u02BE'; + t['\u1FBD'] = '\u0020\u0313'; + t['\u1FBF'] = '\u0020\u0313'; + t['\u1FC0'] = '\u0020\u0342'; + t['\u1FFE'] = '\u0020\u0314'; + t['\u2002'] = '\u0020'; + t['\u2003'] = '\u0020'; + t['\u2004'] = '\u0020'; + t['\u2005'] = '\u0020'; + t['\u2006'] = '\u0020'; + t['\u2008'] = '\u0020'; + t['\u2009'] = '\u0020'; + t['\u200A'] = '\u0020'; + t['\u2017'] = '\u0020\u0333'; + t['\u2024'] = '\u002E'; + t['\u2025'] = '\u002E\u002E'; + t['\u2026'] = '\u002E\u002E\u002E'; + t['\u2033'] = '\u2032\u2032'; + t['\u2034'] = '\u2032\u2032\u2032'; + t['\u2036'] = '\u2035\u2035'; + t['\u2037'] = '\u2035\u2035\u2035'; + t['\u203C'] = '\u0021\u0021'; + t['\u203E'] = '\u0020\u0305'; + t['\u2047'] = '\u003F\u003F'; + t['\u2048'] = '\u003F\u0021'; + t['\u2049'] = '\u0021\u003F'; + t['\u2057'] = '\u2032\u2032\u2032\u2032'; + t['\u205F'] = '\u0020'; + t['\u20A8'] = '\u0052\u0073'; + t['\u2100'] = '\u0061\u002F\u0063'; + t['\u2101'] = '\u0061\u002F\u0073'; + t['\u2103'] = '\u00B0\u0043'; + t['\u2105'] = '\u0063\u002F\u006F'; + t['\u2106'] = '\u0063\u002F\u0075'; + t['\u2107'] = '\u0190'; + t['\u2109'] = '\u00B0\u0046'; + t['\u2116'] = '\u004E\u006F'; + t['\u2121'] = '\u0054\u0045\u004C'; + t['\u2135'] = '\u05D0'; + t['\u2136'] = '\u05D1'; + t['\u2137'] = '\u05D2'; + t['\u2138'] = '\u05D3'; + t['\u213B'] = '\u0046\u0041\u0058'; + t['\u2160'] = '\u0049'; + t['\u2161'] = '\u0049\u0049'; + t['\u2162'] = '\u0049\u0049\u0049'; + t['\u2163'] = '\u0049\u0056'; + t['\u2164'] = '\u0056'; + t['\u2165'] = '\u0056\u0049'; + t['\u2166'] = '\u0056\u0049\u0049'; + t['\u2167'] = '\u0056\u0049\u0049\u0049'; + t['\u2168'] = '\u0049\u0058'; + t['\u2169'] = '\u0058'; + t['\u216A'] = '\u0058\u0049'; + t['\u216B'] = '\u0058\u0049\u0049'; + t['\u216C'] = '\u004C'; + t['\u216D'] = '\u0043'; + t['\u216E'] = '\u0044'; + t['\u216F'] = '\u004D'; + t['\u2170'] = '\u0069'; + t['\u2171'] = '\u0069\u0069'; + t['\u2172'] = '\u0069\u0069\u0069'; + t['\u2173'] = '\u0069\u0076'; + t['\u2174'] = '\u0076'; + t['\u2175'] = '\u0076\u0069'; + t['\u2176'] = '\u0076\u0069\u0069'; + t['\u2177'] = '\u0076\u0069\u0069\u0069'; + t['\u2178'] = '\u0069\u0078'; + t['\u2179'] = '\u0078'; + t['\u217A'] = '\u0078\u0069'; + t['\u217B'] = '\u0078\u0069\u0069'; + t['\u217C'] = '\u006C'; + t['\u217D'] = '\u0063'; + t['\u217E'] = '\u0064'; + t['\u217F'] = '\u006D'; + t['\u222C'] = '\u222B\u222B'; + t['\u222D'] = '\u222B\u222B\u222B'; + t['\u222F'] = '\u222E\u222E'; + t['\u2230'] = '\u222E\u222E\u222E'; + t['\u2474'] = '\u0028\u0031\u0029'; + t['\u2475'] = '\u0028\u0032\u0029'; + t['\u2476'] = '\u0028\u0033\u0029'; + t['\u2477'] = '\u0028\u0034\u0029'; + t['\u2478'] = '\u0028\u0035\u0029'; + t['\u2479'] = '\u0028\u0036\u0029'; + t['\u247A'] = '\u0028\u0037\u0029'; + t['\u247B'] = '\u0028\u0038\u0029'; + t['\u247C'] = '\u0028\u0039\u0029'; + t['\u247D'] = '\u0028\u0031\u0030\u0029'; + t['\u247E'] = '\u0028\u0031\u0031\u0029'; + t['\u247F'] = '\u0028\u0031\u0032\u0029'; + t['\u2480'] = '\u0028\u0031\u0033\u0029'; + t['\u2481'] = '\u0028\u0031\u0034\u0029'; + t['\u2482'] = '\u0028\u0031\u0035\u0029'; + t['\u2483'] = '\u0028\u0031\u0036\u0029'; + t['\u2484'] = '\u0028\u0031\u0037\u0029'; + t['\u2485'] = '\u0028\u0031\u0038\u0029'; + t['\u2486'] = '\u0028\u0031\u0039\u0029'; + t['\u2487'] = '\u0028\u0032\u0030\u0029'; + t['\u2488'] = '\u0031\u002E'; + t['\u2489'] = '\u0032\u002E'; + t['\u248A'] = '\u0033\u002E'; + t['\u248B'] = '\u0034\u002E'; + t['\u248C'] = '\u0035\u002E'; + t['\u248D'] = '\u0036\u002E'; + t['\u248E'] = '\u0037\u002E'; + t['\u248F'] = '\u0038\u002E'; + t['\u2490'] = '\u0039\u002E'; + t['\u2491'] = '\u0031\u0030\u002E'; + t['\u2492'] = '\u0031\u0031\u002E'; + t['\u2493'] = '\u0031\u0032\u002E'; + t['\u2494'] = '\u0031\u0033\u002E'; + t['\u2495'] = '\u0031\u0034\u002E'; + t['\u2496'] = '\u0031\u0035\u002E'; + t['\u2497'] = '\u0031\u0036\u002E'; + t['\u2498'] = '\u0031\u0037\u002E'; + t['\u2499'] = '\u0031\u0038\u002E'; + t['\u249A'] = '\u0031\u0039\u002E'; + t['\u249B'] = '\u0032\u0030\u002E'; + t['\u249C'] = '\u0028\u0061\u0029'; + t['\u249D'] = '\u0028\u0062\u0029'; + t['\u249E'] = '\u0028\u0063\u0029'; + t['\u249F'] = '\u0028\u0064\u0029'; + t['\u24A0'] = '\u0028\u0065\u0029'; + t['\u24A1'] = '\u0028\u0066\u0029'; + t['\u24A2'] = '\u0028\u0067\u0029'; + t['\u24A3'] = '\u0028\u0068\u0029'; + t['\u24A4'] = '\u0028\u0069\u0029'; + t['\u24A5'] = '\u0028\u006A\u0029'; + t['\u24A6'] = '\u0028\u006B\u0029'; + t['\u24A7'] = '\u0028\u006C\u0029'; + t['\u24A8'] = '\u0028\u006D\u0029'; + t['\u24A9'] = '\u0028\u006E\u0029'; + t['\u24AA'] = '\u0028\u006F\u0029'; + t['\u24AB'] = '\u0028\u0070\u0029'; + t['\u24AC'] = '\u0028\u0071\u0029'; + t['\u24AD'] = '\u0028\u0072\u0029'; + t['\u24AE'] = '\u0028\u0073\u0029'; + t['\u24AF'] = '\u0028\u0074\u0029'; + t['\u24B0'] = '\u0028\u0075\u0029'; + t['\u24B1'] = '\u0028\u0076\u0029'; + t['\u24B2'] = '\u0028\u0077\u0029'; + t['\u24B3'] = '\u0028\u0078\u0029'; + t['\u24B4'] = '\u0028\u0079\u0029'; + t['\u24B5'] = '\u0028\u007A\u0029'; + t['\u2A0C'] = '\u222B\u222B\u222B\u222B'; + t['\u2A74'] = '\u003A\u003A\u003D'; + t['\u2A75'] = '\u003D\u003D'; + t['\u2A76'] = '\u003D\u003D\u003D'; + t['\u2E9F'] = '\u6BCD'; + t['\u2EF3'] = '\u9F9F'; + t['\u2F00'] = '\u4E00'; + t['\u2F01'] = '\u4E28'; + t['\u2F02'] = '\u4E36'; + t['\u2F03'] = '\u4E3F'; + t['\u2F04'] = '\u4E59'; + t['\u2F05'] = '\u4E85'; + t['\u2F06'] = '\u4E8C'; + t['\u2F07'] = '\u4EA0'; + t['\u2F08'] = '\u4EBA'; + t['\u2F09'] = '\u513F'; + t['\u2F0A'] = '\u5165'; + t['\u2F0B'] = '\u516B'; + t['\u2F0C'] = '\u5182'; + t['\u2F0D'] = '\u5196'; + t['\u2F0E'] = '\u51AB'; + t['\u2F0F'] = '\u51E0'; + t['\u2F10'] = '\u51F5'; + t['\u2F11'] = '\u5200'; + t['\u2F12'] = '\u529B'; + t['\u2F13'] = '\u52F9'; + t['\u2F14'] = '\u5315'; + t['\u2F15'] = '\u531A'; + t['\u2F16'] = '\u5338'; + t['\u2F17'] = '\u5341'; + t['\u2F18'] = '\u535C'; + t['\u2F19'] = '\u5369'; + t['\u2F1A'] = '\u5382'; + t['\u2F1B'] = '\u53B6'; + t['\u2F1C'] = '\u53C8'; + t['\u2F1D'] = '\u53E3'; + t['\u2F1E'] = '\u56D7'; + t['\u2F1F'] = '\u571F'; + t['\u2F20'] = '\u58EB'; + t['\u2F21'] = '\u5902'; + t['\u2F22'] = '\u590A'; + t['\u2F23'] = '\u5915'; + t['\u2F24'] = '\u5927'; + t['\u2F25'] = '\u5973'; + t['\u2F26'] = '\u5B50'; + t['\u2F27'] = '\u5B80'; + t['\u2F28'] = '\u5BF8'; + t['\u2F29'] = '\u5C0F'; + t['\u2F2A'] = '\u5C22'; + t['\u2F2B'] = '\u5C38'; + t['\u2F2C'] = '\u5C6E'; + t['\u2F2D'] = '\u5C71'; + t['\u2F2E'] = '\u5DDB'; + t['\u2F2F'] = '\u5DE5'; + t['\u2F30'] = '\u5DF1'; + t['\u2F31'] = '\u5DFE'; + t['\u2F32'] = '\u5E72'; + t['\u2F33'] = '\u5E7A'; + t['\u2F34'] = '\u5E7F'; + t['\u2F35'] = '\u5EF4'; + t['\u2F36'] = '\u5EFE'; + t['\u2F37'] = '\u5F0B'; + t['\u2F38'] = '\u5F13'; + t['\u2F39'] = '\u5F50'; + t['\u2F3A'] = '\u5F61'; + t['\u2F3B'] = '\u5F73'; + t['\u2F3C'] = '\u5FC3'; + t['\u2F3D'] = '\u6208'; + t['\u2F3E'] = '\u6236'; + t['\u2F3F'] = '\u624B'; + t['\u2F40'] = '\u652F'; + t['\u2F41'] = '\u6534'; + t['\u2F42'] = '\u6587'; + t['\u2F43'] = '\u6597'; + t['\u2F44'] = '\u65A4'; + t['\u2F45'] = '\u65B9'; + t['\u2F46'] = '\u65E0'; + t['\u2F47'] = '\u65E5'; + t['\u2F48'] = '\u66F0'; + t['\u2F49'] = '\u6708'; + t['\u2F4A'] = '\u6728'; + t['\u2F4B'] = '\u6B20'; + t['\u2F4C'] = '\u6B62'; + t['\u2F4D'] = '\u6B79'; + t['\u2F4E'] = '\u6BB3'; + t['\u2F4F'] = '\u6BCB'; + t['\u2F50'] = '\u6BD4'; + t['\u2F51'] = '\u6BDB'; + t['\u2F52'] = '\u6C0F'; + t['\u2F53'] = '\u6C14'; + t['\u2F54'] = '\u6C34'; + t['\u2F55'] = '\u706B'; + t['\u2F56'] = '\u722A'; + t['\u2F57'] = '\u7236'; + t['\u2F58'] = '\u723B'; + t['\u2F59'] = '\u723F'; + t['\u2F5A'] = '\u7247'; + t['\u2F5B'] = '\u7259'; + t['\u2F5C'] = '\u725B'; + t['\u2F5D'] = '\u72AC'; + t['\u2F5E'] = '\u7384'; + t['\u2F5F'] = '\u7389'; + t['\u2F60'] = '\u74DC'; + t['\u2F61'] = '\u74E6'; + t['\u2F62'] = '\u7518'; + t['\u2F63'] = '\u751F'; + t['\u2F64'] = '\u7528'; + t['\u2F65'] = '\u7530'; + t['\u2F66'] = '\u758B'; + t['\u2F67'] = '\u7592'; + t['\u2F68'] = '\u7676'; + t['\u2F69'] = '\u767D'; + t['\u2F6A'] = '\u76AE'; + t['\u2F6B'] = '\u76BF'; + t['\u2F6C'] = '\u76EE'; + t['\u2F6D'] = '\u77DB'; + t['\u2F6E'] = '\u77E2'; + t['\u2F6F'] = '\u77F3'; + t['\u2F70'] = '\u793A'; + t['\u2F71'] = '\u79B8'; + t['\u2F72'] = '\u79BE'; + t['\u2F73'] = '\u7A74'; + t['\u2F74'] = '\u7ACB'; + t['\u2F75'] = '\u7AF9'; + t['\u2F76'] = '\u7C73'; + t['\u2F77'] = '\u7CF8'; + t['\u2F78'] = '\u7F36'; + t['\u2F79'] = '\u7F51'; + t['\u2F7A'] = '\u7F8A'; + t['\u2F7B'] = '\u7FBD'; + t['\u2F7C'] = '\u8001'; + t['\u2F7D'] = '\u800C'; + t['\u2F7E'] = '\u8012'; + t['\u2F7F'] = '\u8033'; + t['\u2F80'] = '\u807F'; + t['\u2F81'] = '\u8089'; + t['\u2F82'] = '\u81E3'; + t['\u2F83'] = '\u81EA'; + t['\u2F84'] = '\u81F3'; + t['\u2F85'] = '\u81FC'; + t['\u2F86'] = '\u820C'; + t['\u2F87'] = '\u821B'; + t['\u2F88'] = '\u821F'; + t['\u2F89'] = '\u826E'; + t['\u2F8A'] = '\u8272'; + t['\u2F8B'] = '\u8278'; + t['\u2F8C'] = '\u864D'; + t['\u2F8D'] = '\u866B'; + t['\u2F8E'] = '\u8840'; + t['\u2F8F'] = '\u884C'; + t['\u2F90'] = '\u8863'; + t['\u2F91'] = '\u897E'; + t['\u2F92'] = '\u898B'; + t['\u2F93'] = '\u89D2'; + t['\u2F94'] = '\u8A00'; + t['\u2F95'] = '\u8C37'; + t['\u2F96'] = '\u8C46'; + t['\u2F97'] = '\u8C55'; + t['\u2F98'] = '\u8C78'; + t['\u2F99'] = '\u8C9D'; + t['\u2F9A'] = '\u8D64'; + t['\u2F9B'] = '\u8D70'; + t['\u2F9C'] = '\u8DB3'; + t['\u2F9D'] = '\u8EAB'; + t['\u2F9E'] = '\u8ECA'; + t['\u2F9F'] = '\u8F9B'; + t['\u2FA0'] = '\u8FB0'; + t['\u2FA1'] = '\u8FB5'; + t['\u2FA2'] = '\u9091'; + t['\u2FA3'] = '\u9149'; + t['\u2FA4'] = '\u91C6'; + t['\u2FA5'] = '\u91CC'; + t['\u2FA6'] = '\u91D1'; + t['\u2FA7'] = '\u9577'; + t['\u2FA8'] = '\u9580'; + t['\u2FA9'] = '\u961C'; + t['\u2FAA'] = '\u96B6'; + t['\u2FAB'] = '\u96B9'; + t['\u2FAC'] = '\u96E8'; + t['\u2FAD'] = '\u9751'; + t['\u2FAE'] = '\u975E'; + t['\u2FAF'] = '\u9762'; + t['\u2FB0'] = '\u9769'; + t['\u2FB1'] = '\u97CB'; + t['\u2FB2'] = '\u97ED'; + t['\u2FB3'] = '\u97F3'; + t['\u2FB4'] = '\u9801'; + t['\u2FB5'] = '\u98A8'; + t['\u2FB6'] = '\u98DB'; + t['\u2FB7'] = '\u98DF'; + t['\u2FB8'] = '\u9996'; + t['\u2FB9'] = '\u9999'; + t['\u2FBA'] = '\u99AC'; + t['\u2FBB'] = '\u9AA8'; + t['\u2FBC'] = '\u9AD8'; + t['\u2FBD'] = '\u9ADF'; + t['\u2FBE'] = '\u9B25'; + t['\u2FBF'] = '\u9B2F'; + t['\u2FC0'] = '\u9B32'; + t['\u2FC1'] = '\u9B3C'; + t['\u2FC2'] = '\u9B5A'; + t['\u2FC3'] = '\u9CE5'; + t['\u2FC4'] = '\u9E75'; + t['\u2FC5'] = '\u9E7F'; + t['\u2FC6'] = '\u9EA5'; + t['\u2FC7'] = '\u9EBB'; + t['\u2FC8'] = '\u9EC3'; + t['\u2FC9'] = '\u9ECD'; + t['\u2FCA'] = '\u9ED1'; + t['\u2FCB'] = '\u9EF9'; + t['\u2FCC'] = '\u9EFD'; + t['\u2FCD'] = '\u9F0E'; + t['\u2FCE'] = '\u9F13'; + t['\u2FCF'] = '\u9F20'; + t['\u2FD0'] = '\u9F3B'; + t['\u2FD1'] = '\u9F4A'; + t['\u2FD2'] = '\u9F52'; + t['\u2FD3'] = '\u9F8D'; + t['\u2FD4'] = '\u9F9C'; + t['\u2FD5'] = '\u9FA0'; + t['\u3036'] = '\u3012'; + t['\u3038'] = '\u5341'; + t['\u3039'] = '\u5344'; + t['\u303A'] = '\u5345'; + t['\u309B'] = '\u0020\u3099'; + t['\u309C'] = '\u0020\u309A'; + t['\u3131'] = '\u1100'; + t['\u3132'] = '\u1101'; + t['\u3133'] = '\u11AA'; + t['\u3134'] = '\u1102'; + t['\u3135'] = '\u11AC'; + t['\u3136'] = '\u11AD'; + t['\u3137'] = '\u1103'; + t['\u3138'] = '\u1104'; + t['\u3139'] = '\u1105'; + t['\u313A'] = '\u11B0'; + t['\u313B'] = '\u11B1'; + t['\u313C'] = '\u11B2'; + t['\u313D'] = '\u11B3'; + t['\u313E'] = '\u11B4'; + t['\u313F'] = '\u11B5'; + t['\u3140'] = '\u111A'; + t['\u3141'] = '\u1106'; + t['\u3142'] = '\u1107'; + t['\u3143'] = '\u1108'; + t['\u3144'] = '\u1121'; + t['\u3145'] = '\u1109'; + t['\u3146'] = '\u110A'; + t['\u3147'] = '\u110B'; + t['\u3148'] = '\u110C'; + t['\u3149'] = '\u110D'; + t['\u314A'] = '\u110E'; + t['\u314B'] = '\u110F'; + t['\u314C'] = '\u1110'; + t['\u314D'] = '\u1111'; + t['\u314E'] = '\u1112'; + t['\u314F'] = '\u1161'; + t['\u3150'] = '\u1162'; + t['\u3151'] = '\u1163'; + t['\u3152'] = '\u1164'; + t['\u3153'] = '\u1165'; + t['\u3154'] = '\u1166'; + t['\u3155'] = '\u1167'; + t['\u3156'] = '\u1168'; + t['\u3157'] = '\u1169'; + t['\u3158'] = '\u116A'; + t['\u3159'] = '\u116B'; + t['\u315A'] = '\u116C'; + t['\u315B'] = '\u116D'; + t['\u315C'] = '\u116E'; + t['\u315D'] = '\u116F'; + t['\u315E'] = '\u1170'; + t['\u315F'] = '\u1171'; + t['\u3160'] = '\u1172'; + t['\u3161'] = '\u1173'; + t['\u3162'] = '\u1174'; + t['\u3163'] = '\u1175'; + t['\u3164'] = '\u1160'; + t['\u3165'] = '\u1114'; + t['\u3166'] = '\u1115'; + t['\u3167'] = '\u11C7'; + t['\u3168'] = '\u11C8'; + t['\u3169'] = '\u11CC'; + t['\u316A'] = '\u11CE'; + t['\u316B'] = '\u11D3'; + t['\u316C'] = '\u11D7'; + t['\u316D'] = '\u11D9'; + t['\u316E'] = '\u111C'; + t['\u316F'] = '\u11DD'; + t['\u3170'] = '\u11DF'; + t['\u3171'] = '\u111D'; + t['\u3172'] = '\u111E'; + t['\u3173'] = '\u1120'; + t['\u3174'] = '\u1122'; + t['\u3175'] = '\u1123'; + t['\u3176'] = '\u1127'; + t['\u3177'] = '\u1129'; + t['\u3178'] = '\u112B'; + t['\u3179'] = '\u112C'; + t['\u317A'] = '\u112D'; + t['\u317B'] = '\u112E'; + t['\u317C'] = '\u112F'; + t['\u317D'] = '\u1132'; + t['\u317E'] = '\u1136'; + t['\u317F'] = '\u1140'; + t['\u3180'] = '\u1147'; + t['\u3181'] = '\u114C'; + t['\u3182'] = '\u11F1'; + t['\u3183'] = '\u11F2'; + t['\u3184'] = '\u1157'; + t['\u3185'] = '\u1158'; + t['\u3186'] = '\u1159'; + t['\u3187'] = '\u1184'; + t['\u3188'] = '\u1185'; + t['\u3189'] = '\u1188'; + t['\u318A'] = '\u1191'; + t['\u318B'] = '\u1192'; + t['\u318C'] = '\u1194'; + t['\u318D'] = '\u119E'; + t['\u318E'] = '\u11A1'; + t['\u3200'] = '\u0028\u1100\u0029'; + t['\u3201'] = '\u0028\u1102\u0029'; + t['\u3202'] = '\u0028\u1103\u0029'; + t['\u3203'] = '\u0028\u1105\u0029'; + t['\u3204'] = '\u0028\u1106\u0029'; + t['\u3205'] = '\u0028\u1107\u0029'; + t['\u3206'] = '\u0028\u1109\u0029'; + t['\u3207'] = '\u0028\u110B\u0029'; + t['\u3208'] = '\u0028\u110C\u0029'; + t['\u3209'] = '\u0028\u110E\u0029'; + t['\u320A'] = '\u0028\u110F\u0029'; + t['\u320B'] = '\u0028\u1110\u0029'; + t['\u320C'] = '\u0028\u1111\u0029'; + t['\u320D'] = '\u0028\u1112\u0029'; + t['\u320E'] = '\u0028\u1100\u1161\u0029'; + t['\u320F'] = '\u0028\u1102\u1161\u0029'; + t['\u3210'] = '\u0028\u1103\u1161\u0029'; + t['\u3211'] = '\u0028\u1105\u1161\u0029'; + t['\u3212'] = '\u0028\u1106\u1161\u0029'; + t['\u3213'] = '\u0028\u1107\u1161\u0029'; + t['\u3214'] = '\u0028\u1109\u1161\u0029'; + t['\u3215'] = '\u0028\u110B\u1161\u0029'; + t['\u3216'] = '\u0028\u110C\u1161\u0029'; + t['\u3217'] = '\u0028\u110E\u1161\u0029'; + t['\u3218'] = '\u0028\u110F\u1161\u0029'; + t['\u3219'] = '\u0028\u1110\u1161\u0029'; + t['\u321A'] = '\u0028\u1111\u1161\u0029'; + t['\u321B'] = '\u0028\u1112\u1161\u0029'; + t['\u321C'] = '\u0028\u110C\u116E\u0029'; + t['\u321D'] = '\u0028\u110B\u1169\u110C\u1165\u11AB\u0029'; + t['\u321E'] = '\u0028\u110B\u1169\u1112\u116E\u0029'; + t['\u3220'] = '\u0028\u4E00\u0029'; + t['\u3221'] = '\u0028\u4E8C\u0029'; + t['\u3222'] = '\u0028\u4E09\u0029'; + t['\u3223'] = '\u0028\u56DB\u0029'; + t['\u3224'] = '\u0028\u4E94\u0029'; + t['\u3225'] = '\u0028\u516D\u0029'; + t['\u3226'] = '\u0028\u4E03\u0029'; + t['\u3227'] = '\u0028\u516B\u0029'; + t['\u3228'] = '\u0028\u4E5D\u0029'; + t['\u3229'] = '\u0028\u5341\u0029'; + t['\u322A'] = '\u0028\u6708\u0029'; + t['\u322B'] = '\u0028\u706B\u0029'; + t['\u322C'] = '\u0028\u6C34\u0029'; + t['\u322D'] = '\u0028\u6728\u0029'; + t['\u322E'] = '\u0028\u91D1\u0029'; + t['\u322F'] = '\u0028\u571F\u0029'; + t['\u3230'] = '\u0028\u65E5\u0029'; + t['\u3231'] = '\u0028\u682A\u0029'; + t['\u3232'] = '\u0028\u6709\u0029'; + t['\u3233'] = '\u0028\u793E\u0029'; + t['\u3234'] = '\u0028\u540D\u0029'; + t['\u3235'] = '\u0028\u7279\u0029'; + t['\u3236'] = '\u0028\u8CA1\u0029'; + t['\u3237'] = '\u0028\u795D\u0029'; + t['\u3238'] = '\u0028\u52B4\u0029'; + t['\u3239'] = '\u0028\u4EE3\u0029'; + t['\u323A'] = '\u0028\u547C\u0029'; + t['\u323B'] = '\u0028\u5B66\u0029'; + t['\u323C'] = '\u0028\u76E3\u0029'; + t['\u323D'] = '\u0028\u4F01\u0029'; + t['\u323E'] = '\u0028\u8CC7\u0029'; + t['\u323F'] = '\u0028\u5354\u0029'; + t['\u3240'] = '\u0028\u796D\u0029'; + t['\u3241'] = '\u0028\u4F11\u0029'; + t['\u3242'] = '\u0028\u81EA\u0029'; + t['\u3243'] = '\u0028\u81F3\u0029'; + t['\u32C0'] = '\u0031\u6708'; + t['\u32C1'] = '\u0032\u6708'; + t['\u32C2'] = '\u0033\u6708'; + t['\u32C3'] = '\u0034\u6708'; + t['\u32C4'] = '\u0035\u6708'; + t['\u32C5'] = '\u0036\u6708'; + t['\u32C6'] = '\u0037\u6708'; + t['\u32C7'] = '\u0038\u6708'; + t['\u32C8'] = '\u0039\u6708'; + t['\u32C9'] = '\u0031\u0030\u6708'; + t['\u32CA'] = '\u0031\u0031\u6708'; + t['\u32CB'] = '\u0031\u0032\u6708'; + t['\u3358'] = '\u0030\u70B9'; + t['\u3359'] = '\u0031\u70B9'; + t['\u335A'] = '\u0032\u70B9'; + t['\u335B'] = '\u0033\u70B9'; + t['\u335C'] = '\u0034\u70B9'; + t['\u335D'] = '\u0035\u70B9'; + t['\u335E'] = '\u0036\u70B9'; + t['\u335F'] = '\u0037\u70B9'; + t['\u3360'] = '\u0038\u70B9'; + t['\u3361'] = '\u0039\u70B9'; + t['\u3362'] = '\u0031\u0030\u70B9'; + t['\u3363'] = '\u0031\u0031\u70B9'; + t['\u3364'] = '\u0031\u0032\u70B9'; + t['\u3365'] = '\u0031\u0033\u70B9'; + t['\u3366'] = '\u0031\u0034\u70B9'; + t['\u3367'] = '\u0031\u0035\u70B9'; + t['\u3368'] = '\u0031\u0036\u70B9'; + t['\u3369'] = '\u0031\u0037\u70B9'; + t['\u336A'] = '\u0031\u0038\u70B9'; + t['\u336B'] = '\u0031\u0039\u70B9'; + t['\u336C'] = '\u0032\u0030\u70B9'; + t['\u336D'] = '\u0032\u0031\u70B9'; + t['\u336E'] = '\u0032\u0032\u70B9'; + t['\u336F'] = '\u0032\u0033\u70B9'; + t['\u3370'] = '\u0032\u0034\u70B9'; + t['\u33E0'] = '\u0031\u65E5'; + t['\u33E1'] = '\u0032\u65E5'; + t['\u33E2'] = '\u0033\u65E5'; + t['\u33E3'] = '\u0034\u65E5'; + t['\u33E4'] = '\u0035\u65E5'; + t['\u33E5'] = '\u0036\u65E5'; + t['\u33E6'] = '\u0037\u65E5'; + t['\u33E7'] = '\u0038\u65E5'; + t['\u33E8'] = '\u0039\u65E5'; + t['\u33E9'] = '\u0031\u0030\u65E5'; + t['\u33EA'] = '\u0031\u0031\u65E5'; + t['\u33EB'] = '\u0031\u0032\u65E5'; + t['\u33EC'] = '\u0031\u0033\u65E5'; + t['\u33ED'] = '\u0031\u0034\u65E5'; + t['\u33EE'] = '\u0031\u0035\u65E5'; + t['\u33EF'] = '\u0031\u0036\u65E5'; + t['\u33F0'] = '\u0031\u0037\u65E5'; + t['\u33F1'] = '\u0031\u0038\u65E5'; + t['\u33F2'] = '\u0031\u0039\u65E5'; + t['\u33F3'] = '\u0032\u0030\u65E5'; + t['\u33F4'] = '\u0032\u0031\u65E5'; + t['\u33F5'] = '\u0032\u0032\u65E5'; + t['\u33F6'] = '\u0032\u0033\u65E5'; + t['\u33F7'] = '\u0032\u0034\u65E5'; + t['\u33F8'] = '\u0032\u0035\u65E5'; + t['\u33F9'] = '\u0032\u0036\u65E5'; + t['\u33FA'] = '\u0032\u0037\u65E5'; + t['\u33FB'] = '\u0032\u0038\u65E5'; + t['\u33FC'] = '\u0032\u0039\u65E5'; + t['\u33FD'] = '\u0033\u0030\u65E5'; + t['\u33FE'] = '\u0033\u0031\u65E5'; + t['\uFB00'] = '\u0066\u0066'; + t['\uFB01'] = '\u0066\u0069'; + t['\uFB02'] = '\u0066\u006C'; + t['\uFB03'] = '\u0066\u0066\u0069'; + t['\uFB04'] = '\u0066\u0066\u006C'; + t['\uFB05'] = '\u017F\u0074'; + t['\uFB06'] = '\u0073\u0074'; + t['\uFB13'] = '\u0574\u0576'; + t['\uFB14'] = '\u0574\u0565'; + t['\uFB15'] = '\u0574\u056B'; + t['\uFB16'] = '\u057E\u0576'; + t['\uFB17'] = '\u0574\u056D'; + t['\uFB4F'] = '\u05D0\u05DC'; + t['\uFB50'] = '\u0671'; + t['\uFB51'] = '\u0671'; + t['\uFB52'] = '\u067B'; + t['\uFB53'] = '\u067B'; + t['\uFB54'] = '\u067B'; + t['\uFB55'] = '\u067B'; + t['\uFB56'] = '\u067E'; + t['\uFB57'] = '\u067E'; + t['\uFB58'] = '\u067E'; + t['\uFB59'] = '\u067E'; + t['\uFB5A'] = '\u0680'; + t['\uFB5B'] = '\u0680'; + t['\uFB5C'] = '\u0680'; + t['\uFB5D'] = '\u0680'; + t['\uFB5E'] = '\u067A'; + t['\uFB5F'] = '\u067A'; + t['\uFB60'] = '\u067A'; + t['\uFB61'] = '\u067A'; + t['\uFB62'] = '\u067F'; + t['\uFB63'] = '\u067F'; + t['\uFB64'] = '\u067F'; + t['\uFB65'] = '\u067F'; + t['\uFB66'] = '\u0679'; + t['\uFB67'] = '\u0679'; + t['\uFB68'] = '\u0679'; + t['\uFB69'] = '\u0679'; + t['\uFB6A'] = '\u06A4'; + t['\uFB6B'] = '\u06A4'; + t['\uFB6C'] = '\u06A4'; + t['\uFB6D'] = '\u06A4'; + t['\uFB6E'] = '\u06A6'; + t['\uFB6F'] = '\u06A6'; + t['\uFB70'] = '\u06A6'; + t['\uFB71'] = '\u06A6'; + t['\uFB72'] = '\u0684'; + t['\uFB73'] = '\u0684'; + t['\uFB74'] = '\u0684'; + t['\uFB75'] = '\u0684'; + t['\uFB76'] = '\u0683'; + t['\uFB77'] = '\u0683'; + t['\uFB78'] = '\u0683'; + t['\uFB79'] = '\u0683'; + t['\uFB7A'] = '\u0686'; + t['\uFB7B'] = '\u0686'; + t['\uFB7C'] = '\u0686'; + t['\uFB7D'] = '\u0686'; + t['\uFB7E'] = '\u0687'; + t['\uFB7F'] = '\u0687'; + t['\uFB80'] = '\u0687'; + t['\uFB81'] = '\u0687'; + t['\uFB82'] = '\u068D'; + t['\uFB83'] = '\u068D'; + t['\uFB84'] = '\u068C'; + t['\uFB85'] = '\u068C'; + t['\uFB86'] = '\u068E'; + t['\uFB87'] = '\u068E'; + t['\uFB88'] = '\u0688'; + t['\uFB89'] = '\u0688'; + t['\uFB8A'] = '\u0698'; + t['\uFB8B'] = '\u0698'; + t['\uFB8C'] = '\u0691'; + t['\uFB8D'] = '\u0691'; + t['\uFB8E'] = '\u06A9'; + t['\uFB8F'] = '\u06A9'; + t['\uFB90'] = '\u06A9'; + t['\uFB91'] = '\u06A9'; + t['\uFB92'] = '\u06AF'; + t['\uFB93'] = '\u06AF'; + t['\uFB94'] = '\u06AF'; + t['\uFB95'] = '\u06AF'; + t['\uFB96'] = '\u06B3'; + t['\uFB97'] = '\u06B3'; + t['\uFB98'] = '\u06B3'; + t['\uFB99'] = '\u06B3'; + t['\uFB9A'] = '\u06B1'; + t['\uFB9B'] = '\u06B1'; + t['\uFB9C'] = '\u06B1'; + t['\uFB9D'] = '\u06B1'; + t['\uFB9E'] = '\u06BA'; + t['\uFB9F'] = '\u06BA'; + t['\uFBA0'] = '\u06BB'; + t['\uFBA1'] = '\u06BB'; + t['\uFBA2'] = '\u06BB'; + t['\uFBA3'] = '\u06BB'; + t['\uFBA4'] = '\u06C0'; + t['\uFBA5'] = '\u06C0'; + t['\uFBA6'] = '\u06C1'; + t['\uFBA7'] = '\u06C1'; + t['\uFBA8'] = '\u06C1'; + t['\uFBA9'] = '\u06C1'; + t['\uFBAA'] = '\u06BE'; + t['\uFBAB'] = '\u06BE'; + t['\uFBAC'] = '\u06BE'; + t['\uFBAD'] = '\u06BE'; + t['\uFBAE'] = '\u06D2'; + t['\uFBAF'] = '\u06D2'; + t['\uFBB0'] = '\u06D3'; + t['\uFBB1'] = '\u06D3'; + t['\uFBD3'] = '\u06AD'; + t['\uFBD4'] = '\u06AD'; + t['\uFBD5'] = '\u06AD'; + t['\uFBD6'] = '\u06AD'; + t['\uFBD7'] = '\u06C7'; + t['\uFBD8'] = '\u06C7'; + t['\uFBD9'] = '\u06C6'; + t['\uFBDA'] = '\u06C6'; + t['\uFBDB'] = '\u06C8'; + t['\uFBDC'] = '\u06C8'; + t['\uFBDD'] = '\u0677'; + t['\uFBDE'] = '\u06CB'; + t['\uFBDF'] = '\u06CB'; + t['\uFBE0'] = '\u06C5'; + t['\uFBE1'] = '\u06C5'; + t['\uFBE2'] = '\u06C9'; + t['\uFBE3'] = '\u06C9'; + t['\uFBE4'] = '\u06D0'; + t['\uFBE5'] = '\u06D0'; + t['\uFBE6'] = '\u06D0'; + t['\uFBE7'] = '\u06D0'; + t['\uFBE8'] = '\u0649'; + t['\uFBE9'] = '\u0649'; + t['\uFBEA'] = '\u0626\u0627'; + t['\uFBEB'] = '\u0626\u0627'; + t['\uFBEC'] = '\u0626\u06D5'; + t['\uFBED'] = '\u0626\u06D5'; + t['\uFBEE'] = '\u0626\u0648'; + t['\uFBEF'] = '\u0626\u0648'; + t['\uFBF0'] = '\u0626\u06C7'; + t['\uFBF1'] = '\u0626\u06C7'; + t['\uFBF2'] = '\u0626\u06C6'; + t['\uFBF3'] = '\u0626\u06C6'; + t['\uFBF4'] = '\u0626\u06C8'; + t['\uFBF5'] = '\u0626\u06C8'; + t['\uFBF6'] = '\u0626\u06D0'; + t['\uFBF7'] = '\u0626\u06D0'; + t['\uFBF8'] = '\u0626\u06D0'; + t['\uFBF9'] = '\u0626\u0649'; + t['\uFBFA'] = '\u0626\u0649'; + t['\uFBFB'] = '\u0626\u0649'; + t['\uFBFC'] = '\u06CC'; + t['\uFBFD'] = '\u06CC'; + t['\uFBFE'] = '\u06CC'; + t['\uFBFF'] = '\u06CC'; + t['\uFC00'] = '\u0626\u062C'; + t['\uFC01'] = '\u0626\u062D'; + t['\uFC02'] = '\u0626\u0645'; + t['\uFC03'] = '\u0626\u0649'; + t['\uFC04'] = '\u0626\u064A'; + t['\uFC05'] = '\u0628\u062C'; + t['\uFC06'] = '\u0628\u062D'; + t['\uFC07'] = '\u0628\u062E'; + t['\uFC08'] = '\u0628\u0645'; + t['\uFC09'] = '\u0628\u0649'; + t['\uFC0A'] = '\u0628\u064A'; + t['\uFC0B'] = '\u062A\u062C'; + t['\uFC0C'] = '\u062A\u062D'; + t['\uFC0D'] = '\u062A\u062E'; + t['\uFC0E'] = '\u062A\u0645'; + t['\uFC0F'] = '\u062A\u0649'; + t['\uFC10'] = '\u062A\u064A'; + t['\uFC11'] = '\u062B\u062C'; + t['\uFC12'] = '\u062B\u0645'; + t['\uFC13'] = '\u062B\u0649'; + t['\uFC14'] = '\u062B\u064A'; + t['\uFC15'] = '\u062C\u062D'; + t['\uFC16'] = '\u062C\u0645'; + t['\uFC17'] = '\u062D\u062C'; + t['\uFC18'] = '\u062D\u0645'; + t['\uFC19'] = '\u062E\u062C'; + t['\uFC1A'] = '\u062E\u062D'; + t['\uFC1B'] = '\u062E\u0645'; + t['\uFC1C'] = '\u0633\u062C'; + t['\uFC1D'] = '\u0633\u062D'; + t['\uFC1E'] = '\u0633\u062E'; + t['\uFC1F'] = '\u0633\u0645'; + t['\uFC20'] = '\u0635\u062D'; + t['\uFC21'] = '\u0635\u0645'; + t['\uFC22'] = '\u0636\u062C'; + t['\uFC23'] = '\u0636\u062D'; + t['\uFC24'] = '\u0636\u062E'; + t['\uFC25'] = '\u0636\u0645'; + t['\uFC26'] = '\u0637\u062D'; + t['\uFC27'] = '\u0637\u0645'; + t['\uFC28'] = '\u0638\u0645'; + t['\uFC29'] = '\u0639\u062C'; + t['\uFC2A'] = '\u0639\u0645'; + t['\uFC2B'] = '\u063A\u062C'; + t['\uFC2C'] = '\u063A\u0645'; + t['\uFC2D'] = '\u0641\u062C'; + t['\uFC2E'] = '\u0641\u062D'; + t['\uFC2F'] = '\u0641\u062E'; + t['\uFC30'] = '\u0641\u0645'; + t['\uFC31'] = '\u0641\u0649'; + t['\uFC32'] = '\u0641\u064A'; + t['\uFC33'] = '\u0642\u062D'; + t['\uFC34'] = '\u0642\u0645'; + t['\uFC35'] = '\u0642\u0649'; + t['\uFC36'] = '\u0642\u064A'; + t['\uFC37'] = '\u0643\u0627'; + t['\uFC38'] = '\u0643\u062C'; + t['\uFC39'] = '\u0643\u062D'; + t['\uFC3A'] = '\u0643\u062E'; + t['\uFC3B'] = '\u0643\u0644'; + t['\uFC3C'] = '\u0643\u0645'; + t['\uFC3D'] = '\u0643\u0649'; + t['\uFC3E'] = '\u0643\u064A'; + t['\uFC3F'] = '\u0644\u062C'; + t['\uFC40'] = '\u0644\u062D'; + t['\uFC41'] = '\u0644\u062E'; + t['\uFC42'] = '\u0644\u0645'; + t['\uFC43'] = '\u0644\u0649'; + t['\uFC44'] = '\u0644\u064A'; + t['\uFC45'] = '\u0645\u062C'; + t['\uFC46'] = '\u0645\u062D'; + t['\uFC47'] = '\u0645\u062E'; + t['\uFC48'] = '\u0645\u0645'; + t['\uFC49'] = '\u0645\u0649'; + t['\uFC4A'] = '\u0645\u064A'; + t['\uFC4B'] = '\u0646\u062C'; + t['\uFC4C'] = '\u0646\u062D'; + t['\uFC4D'] = '\u0646\u062E'; + t['\uFC4E'] = '\u0646\u0645'; + t['\uFC4F'] = '\u0646\u0649'; + t['\uFC50'] = '\u0646\u064A'; + t['\uFC51'] = '\u0647\u062C'; + t['\uFC52'] = '\u0647\u0645'; + t['\uFC53'] = '\u0647\u0649'; + t['\uFC54'] = '\u0647\u064A'; + t['\uFC55'] = '\u064A\u062C'; + t['\uFC56'] = '\u064A\u062D'; + t['\uFC57'] = '\u064A\u062E'; + t['\uFC58'] = '\u064A\u0645'; + t['\uFC59'] = '\u064A\u0649'; + t['\uFC5A'] = '\u064A\u064A'; + t['\uFC5B'] = '\u0630\u0670'; + t['\uFC5C'] = '\u0631\u0670'; + t['\uFC5D'] = '\u0649\u0670'; + t['\uFC5E'] = '\u0020\u064C\u0651'; + t['\uFC5F'] = '\u0020\u064D\u0651'; + t['\uFC60'] = '\u0020\u064E\u0651'; + t['\uFC61'] = '\u0020\u064F\u0651'; + t['\uFC62'] = '\u0020\u0650\u0651'; + t['\uFC63'] = '\u0020\u0651\u0670'; + t['\uFC64'] = '\u0626\u0631'; + t['\uFC65'] = '\u0626\u0632'; + t['\uFC66'] = '\u0626\u0645'; + t['\uFC67'] = '\u0626\u0646'; + t['\uFC68'] = '\u0626\u0649'; + t['\uFC69'] = '\u0626\u064A'; + t['\uFC6A'] = '\u0628\u0631'; + t['\uFC6B'] = '\u0628\u0632'; + t['\uFC6C'] = '\u0628\u0645'; + t['\uFC6D'] = '\u0628\u0646'; + t['\uFC6E'] = '\u0628\u0649'; + t['\uFC6F'] = '\u0628\u064A'; + t['\uFC70'] = '\u062A\u0631'; + t['\uFC71'] = '\u062A\u0632'; + t['\uFC72'] = '\u062A\u0645'; + t['\uFC73'] = '\u062A\u0646'; + t['\uFC74'] = '\u062A\u0649'; + t['\uFC75'] = '\u062A\u064A'; + t['\uFC76'] = '\u062B\u0631'; + t['\uFC77'] = '\u062B\u0632'; + t['\uFC78'] = '\u062B\u0645'; + t['\uFC79'] = '\u062B\u0646'; + t['\uFC7A'] = '\u062B\u0649'; + t['\uFC7B'] = '\u062B\u064A'; + t['\uFC7C'] = '\u0641\u0649'; + t['\uFC7D'] = '\u0641\u064A'; + t['\uFC7E'] = '\u0642\u0649'; + t['\uFC7F'] = '\u0642\u064A'; + t['\uFC80'] = '\u0643\u0627'; + t['\uFC81'] = '\u0643\u0644'; + t['\uFC82'] = '\u0643\u0645'; + t['\uFC83'] = '\u0643\u0649'; + t['\uFC84'] = '\u0643\u064A'; + t['\uFC85'] = '\u0644\u0645'; + t['\uFC86'] = '\u0644\u0649'; + t['\uFC87'] = '\u0644\u064A'; + t['\uFC88'] = '\u0645\u0627'; + t['\uFC89'] = '\u0645\u0645'; + t['\uFC8A'] = '\u0646\u0631'; + t['\uFC8B'] = '\u0646\u0632'; + t['\uFC8C'] = '\u0646\u0645'; + t['\uFC8D'] = '\u0646\u0646'; + t['\uFC8E'] = '\u0646\u0649'; + t['\uFC8F'] = '\u0646\u064A'; + t['\uFC90'] = '\u0649\u0670'; + t['\uFC91'] = '\u064A\u0631'; + t['\uFC92'] = '\u064A\u0632'; + t['\uFC93'] = '\u064A\u0645'; + t['\uFC94'] = '\u064A\u0646'; + t['\uFC95'] = '\u064A\u0649'; + t['\uFC96'] = '\u064A\u064A'; + t['\uFC97'] = '\u0626\u062C'; + t['\uFC98'] = '\u0626\u062D'; + t['\uFC99'] = '\u0626\u062E'; + t['\uFC9A'] = '\u0626\u0645'; + t['\uFC9B'] = '\u0626\u0647'; + t['\uFC9C'] = '\u0628\u062C'; + t['\uFC9D'] = '\u0628\u062D'; + t['\uFC9E'] = '\u0628\u062E'; + t['\uFC9F'] = '\u0628\u0645'; + t['\uFCA0'] = '\u0628\u0647'; + t['\uFCA1'] = '\u062A\u062C'; + t['\uFCA2'] = '\u062A\u062D'; + t['\uFCA3'] = '\u062A\u062E'; + t['\uFCA4'] = '\u062A\u0645'; + t['\uFCA5'] = '\u062A\u0647'; + t['\uFCA6'] = '\u062B\u0645'; + t['\uFCA7'] = '\u062C\u062D'; + t['\uFCA8'] = '\u062C\u0645'; + t['\uFCA9'] = '\u062D\u062C'; + t['\uFCAA'] = '\u062D\u0645'; + t['\uFCAB'] = '\u062E\u062C'; + t['\uFCAC'] = '\u062E\u0645'; + t['\uFCAD'] = '\u0633\u062C'; + t['\uFCAE'] = '\u0633\u062D'; + t['\uFCAF'] = '\u0633\u062E'; + t['\uFCB0'] = '\u0633\u0645'; + t['\uFCB1'] = '\u0635\u062D'; + t['\uFCB2'] = '\u0635\u062E'; + t['\uFCB3'] = '\u0635\u0645'; + t['\uFCB4'] = '\u0636\u062C'; + t['\uFCB5'] = '\u0636\u062D'; + t['\uFCB6'] = '\u0636\u062E'; + t['\uFCB7'] = '\u0636\u0645'; + t['\uFCB8'] = '\u0637\u062D'; + t['\uFCB9'] = '\u0638\u0645'; + t['\uFCBA'] = '\u0639\u062C'; + t['\uFCBB'] = '\u0639\u0645'; + t['\uFCBC'] = '\u063A\u062C'; + t['\uFCBD'] = '\u063A\u0645'; + t['\uFCBE'] = '\u0641\u062C'; + t['\uFCBF'] = '\u0641\u062D'; + t['\uFCC0'] = '\u0641\u062E'; + t['\uFCC1'] = '\u0641\u0645'; + t['\uFCC2'] = '\u0642\u062D'; + t['\uFCC3'] = '\u0642\u0645'; + t['\uFCC4'] = '\u0643\u062C'; + t['\uFCC5'] = '\u0643\u062D'; + t['\uFCC6'] = '\u0643\u062E'; + t['\uFCC7'] = '\u0643\u0644'; + t['\uFCC8'] = '\u0643\u0645'; + t['\uFCC9'] = '\u0644\u062C'; + t['\uFCCA'] = '\u0644\u062D'; + t['\uFCCB'] = '\u0644\u062E'; + t['\uFCCC'] = '\u0644\u0645'; + t['\uFCCD'] = '\u0644\u0647'; + t['\uFCCE'] = '\u0645\u062C'; + t['\uFCCF'] = '\u0645\u062D'; + t['\uFCD0'] = '\u0645\u062E'; + t['\uFCD1'] = '\u0645\u0645'; + t['\uFCD2'] = '\u0646\u062C'; + t['\uFCD3'] = '\u0646\u062D'; + t['\uFCD4'] = '\u0646\u062E'; + t['\uFCD5'] = '\u0646\u0645'; + t['\uFCD6'] = '\u0646\u0647'; + t['\uFCD7'] = '\u0647\u062C'; + t['\uFCD8'] = '\u0647\u0645'; + t['\uFCD9'] = '\u0647\u0670'; + t['\uFCDA'] = '\u064A\u062C'; + t['\uFCDB'] = '\u064A\u062D'; + t['\uFCDC'] = '\u064A\u062E'; + t['\uFCDD'] = '\u064A\u0645'; + t['\uFCDE'] = '\u064A\u0647'; + t['\uFCDF'] = '\u0626\u0645'; + t['\uFCE0'] = '\u0626\u0647'; + t['\uFCE1'] = '\u0628\u0645'; + t['\uFCE2'] = '\u0628\u0647'; + t['\uFCE3'] = '\u062A\u0645'; + t['\uFCE4'] = '\u062A\u0647'; + t['\uFCE5'] = '\u062B\u0645'; + t['\uFCE6'] = '\u062B\u0647'; + t['\uFCE7'] = '\u0633\u0645'; + t['\uFCE8'] = '\u0633\u0647'; + t['\uFCE9'] = '\u0634\u0645'; + t['\uFCEA'] = '\u0634\u0647'; + t['\uFCEB'] = '\u0643\u0644'; + t['\uFCEC'] = '\u0643\u0645'; + t['\uFCED'] = '\u0644\u0645'; + t['\uFCEE'] = '\u0646\u0645'; + t['\uFCEF'] = '\u0646\u0647'; + t['\uFCF0'] = '\u064A\u0645'; + t['\uFCF1'] = '\u064A\u0647'; + t['\uFCF2'] = '\u0640\u064E\u0651'; + t['\uFCF3'] = '\u0640\u064F\u0651'; + t['\uFCF4'] = '\u0640\u0650\u0651'; + t['\uFCF5'] = '\u0637\u0649'; + t['\uFCF6'] = '\u0637\u064A'; + t['\uFCF7'] = '\u0639\u0649'; + t['\uFCF8'] = '\u0639\u064A'; + t['\uFCF9'] = '\u063A\u0649'; + t['\uFCFA'] = '\u063A\u064A'; + t['\uFCFB'] = '\u0633\u0649'; + t['\uFCFC'] = '\u0633\u064A'; + t['\uFCFD'] = '\u0634\u0649'; + t['\uFCFE'] = '\u0634\u064A'; + t['\uFCFF'] = '\u062D\u0649'; + t['\uFD00'] = '\u062D\u064A'; + t['\uFD01'] = '\u062C\u0649'; + t['\uFD02'] = '\u062C\u064A'; + t['\uFD03'] = '\u062E\u0649'; + t['\uFD04'] = '\u062E\u064A'; + t['\uFD05'] = '\u0635\u0649'; + t['\uFD06'] = '\u0635\u064A'; + t['\uFD07'] = '\u0636\u0649'; + t['\uFD08'] = '\u0636\u064A'; + t['\uFD09'] = '\u0634\u062C'; + t['\uFD0A'] = '\u0634\u062D'; + t['\uFD0B'] = '\u0634\u062E'; + t['\uFD0C'] = '\u0634\u0645'; + t['\uFD0D'] = '\u0634\u0631'; + t['\uFD0E'] = '\u0633\u0631'; + t['\uFD0F'] = '\u0635\u0631'; + t['\uFD10'] = '\u0636\u0631'; + t['\uFD11'] = '\u0637\u0649'; + t['\uFD12'] = '\u0637\u064A'; + t['\uFD13'] = '\u0639\u0649'; + t['\uFD14'] = '\u0639\u064A'; + t['\uFD15'] = '\u063A\u0649'; + t['\uFD16'] = '\u063A\u064A'; + t['\uFD17'] = '\u0633\u0649'; + t['\uFD18'] = '\u0633\u064A'; + t['\uFD19'] = '\u0634\u0649'; + t['\uFD1A'] = '\u0634\u064A'; + t['\uFD1B'] = '\u062D\u0649'; + t['\uFD1C'] = '\u062D\u064A'; + t['\uFD1D'] = '\u062C\u0649'; + t['\uFD1E'] = '\u062C\u064A'; + t['\uFD1F'] = '\u062E\u0649'; + t['\uFD20'] = '\u062E\u064A'; + t['\uFD21'] = '\u0635\u0649'; + t['\uFD22'] = '\u0635\u064A'; + t['\uFD23'] = '\u0636\u0649'; + t['\uFD24'] = '\u0636\u064A'; + t['\uFD25'] = '\u0634\u062C'; + t['\uFD26'] = '\u0634\u062D'; + t['\uFD27'] = '\u0634\u062E'; + t['\uFD28'] = '\u0634\u0645'; + t['\uFD29'] = '\u0634\u0631'; + t['\uFD2A'] = '\u0633\u0631'; + t['\uFD2B'] = '\u0635\u0631'; + t['\uFD2C'] = '\u0636\u0631'; + t['\uFD2D'] = '\u0634\u062C'; + t['\uFD2E'] = '\u0634\u062D'; + t['\uFD2F'] = '\u0634\u062E'; + t['\uFD30'] = '\u0634\u0645'; + t['\uFD31'] = '\u0633\u0647'; + t['\uFD32'] = '\u0634\u0647'; + t['\uFD33'] = '\u0637\u0645'; + t['\uFD34'] = '\u0633\u062C'; + t['\uFD35'] = '\u0633\u062D'; + t['\uFD36'] = '\u0633\u062E'; + t['\uFD37'] = '\u0634\u062C'; + t['\uFD38'] = '\u0634\u062D'; + t['\uFD39'] = '\u0634\u062E'; + t['\uFD3A'] = '\u0637\u0645'; + t['\uFD3B'] = '\u0638\u0645'; + t['\uFD3C'] = '\u0627\u064B'; + t['\uFD3D'] = '\u0627\u064B'; + t['\uFD50'] = '\u062A\u062C\u0645'; + t['\uFD51'] = '\u062A\u062D\u062C'; + t['\uFD52'] = '\u062A\u062D\u062C'; + t['\uFD53'] = '\u062A\u062D\u0645'; + t['\uFD54'] = '\u062A\u062E\u0645'; + t['\uFD55'] = '\u062A\u0645\u062C'; + t['\uFD56'] = '\u062A\u0645\u062D'; + t['\uFD57'] = '\u062A\u0645\u062E'; + t['\uFD58'] = '\u062C\u0645\u062D'; + t['\uFD59'] = '\u062C\u0645\u062D'; + t['\uFD5A'] = '\u062D\u0645\u064A'; + t['\uFD5B'] = '\u062D\u0645\u0649'; + t['\uFD5C'] = '\u0633\u062D\u062C'; + t['\uFD5D'] = '\u0633\u062C\u062D'; + t['\uFD5E'] = '\u0633\u062C\u0649'; + t['\uFD5F'] = '\u0633\u0645\u062D'; + t['\uFD60'] = '\u0633\u0645\u062D'; + t['\uFD61'] = '\u0633\u0645\u062C'; + t['\uFD62'] = '\u0633\u0645\u0645'; + t['\uFD63'] = '\u0633\u0645\u0645'; + t['\uFD64'] = '\u0635\u062D\u062D'; + t['\uFD65'] = '\u0635\u062D\u062D'; + t['\uFD66'] = '\u0635\u0645\u0645'; + t['\uFD67'] = '\u0634\u062D\u0645'; + t['\uFD68'] = '\u0634\u062D\u0645'; + t['\uFD69'] = '\u0634\u062C\u064A'; + t['\uFD6A'] = '\u0634\u0645\u062E'; + t['\uFD6B'] = '\u0634\u0645\u062E'; + t['\uFD6C'] = '\u0634\u0645\u0645'; + t['\uFD6D'] = '\u0634\u0645\u0645'; + t['\uFD6E'] = '\u0636\u062D\u0649'; + t['\uFD6F'] = '\u0636\u062E\u0645'; + t['\uFD70'] = '\u0636\u062E\u0645'; + t['\uFD71'] = '\u0637\u0645\u062D'; + t['\uFD72'] = '\u0637\u0645\u062D'; + t['\uFD73'] = '\u0637\u0645\u0645'; + t['\uFD74'] = '\u0637\u0645\u064A'; + t['\uFD75'] = '\u0639\u062C\u0645'; + t['\uFD76'] = '\u0639\u0645\u0645'; + t['\uFD77'] = '\u0639\u0645\u0645'; + t['\uFD78'] = '\u0639\u0645\u0649'; + t['\uFD79'] = '\u063A\u0645\u0645'; + t['\uFD7A'] = '\u063A\u0645\u064A'; + t['\uFD7B'] = '\u063A\u0645\u0649'; + t['\uFD7C'] = '\u0641\u062E\u0645'; + t['\uFD7D'] = '\u0641\u062E\u0645'; + t['\uFD7E'] = '\u0642\u0645\u062D'; + t['\uFD7F'] = '\u0642\u0645\u0645'; + t['\uFD80'] = '\u0644\u062D\u0645'; + t['\uFD81'] = '\u0644\u062D\u064A'; + t['\uFD82'] = '\u0644\u062D\u0649'; + t['\uFD83'] = '\u0644\u062C\u062C'; + t['\uFD84'] = '\u0644\u062C\u062C'; + t['\uFD85'] = '\u0644\u062E\u0645'; + t['\uFD86'] = '\u0644\u062E\u0645'; + t['\uFD87'] = '\u0644\u0645\u062D'; + t['\uFD88'] = '\u0644\u0645\u062D'; + t['\uFD89'] = '\u0645\u062D\u062C'; + t['\uFD8A'] = '\u0645\u062D\u0645'; + t['\uFD8B'] = '\u0645\u062D\u064A'; + t['\uFD8C'] = '\u0645\u062C\u062D'; + t['\uFD8D'] = '\u0645\u062C\u0645'; + t['\uFD8E'] = '\u0645\u062E\u062C'; + t['\uFD8F'] = '\u0645\u062E\u0645'; + t['\uFD92'] = '\u0645\u062C\u062E'; + t['\uFD93'] = '\u0647\u0645\u062C'; + t['\uFD94'] = '\u0647\u0645\u0645'; + t['\uFD95'] = '\u0646\u062D\u0645'; + t['\uFD96'] = '\u0646\u062D\u0649'; + t['\uFD97'] = '\u0646\u062C\u0645'; + t['\uFD98'] = '\u0646\u062C\u0645'; + t['\uFD99'] = '\u0646\u062C\u0649'; + t['\uFD9A'] = '\u0646\u0645\u064A'; + t['\uFD9B'] = '\u0646\u0645\u0649'; + t['\uFD9C'] = '\u064A\u0645\u0645'; + t['\uFD9D'] = '\u064A\u0645\u0645'; + t['\uFD9E'] = '\u0628\u062E\u064A'; + t['\uFD9F'] = '\u062A\u062C\u064A'; + t['\uFDA0'] = '\u062A\u062C\u0649'; + t['\uFDA1'] = '\u062A\u062E\u064A'; + t['\uFDA2'] = '\u062A\u062E\u0649'; + t['\uFDA3'] = '\u062A\u0645\u064A'; + t['\uFDA4'] = '\u062A\u0645\u0649'; + t['\uFDA5'] = '\u062C\u0645\u064A'; + t['\uFDA6'] = '\u062C\u062D\u0649'; + t['\uFDA7'] = '\u062C\u0645\u0649'; + t['\uFDA8'] = '\u0633\u062E\u0649'; + t['\uFDA9'] = '\u0635\u062D\u064A'; + t['\uFDAA'] = '\u0634\u062D\u064A'; + t['\uFDAB'] = '\u0636\u062D\u064A'; + t['\uFDAC'] = '\u0644\u062C\u064A'; + t['\uFDAD'] = '\u0644\u0645\u064A'; + t['\uFDAE'] = '\u064A\u062D\u064A'; + t['\uFDAF'] = '\u064A\u062C\u064A'; + t['\uFDB0'] = '\u064A\u0645\u064A'; + t['\uFDB1'] = '\u0645\u0645\u064A'; + t['\uFDB2'] = '\u0642\u0645\u064A'; + t['\uFDB3'] = '\u0646\u062D\u064A'; + t['\uFDB4'] = '\u0642\u0645\u062D'; + t['\uFDB5'] = '\u0644\u062D\u0645'; + t['\uFDB6'] = '\u0639\u0645\u064A'; + t['\uFDB7'] = '\u0643\u0645\u064A'; + t['\uFDB8'] = '\u0646\u062C\u062D'; + t['\uFDB9'] = '\u0645\u062E\u064A'; + t['\uFDBA'] = '\u0644\u062C\u0645'; + t['\uFDBB'] = '\u0643\u0645\u0645'; + t['\uFDBC'] = '\u0644\u062C\u0645'; + t['\uFDBD'] = '\u0646\u062C\u062D'; + t['\uFDBE'] = '\u062C\u062D\u064A'; + t['\uFDBF'] = '\u062D\u062C\u064A'; + t['\uFDC0'] = '\u0645\u062C\u064A'; + t['\uFDC1'] = '\u0641\u0645\u064A'; + t['\uFDC2'] = '\u0628\u062D\u064A'; + t['\uFDC3'] = '\u0643\u0645\u0645'; + t['\uFDC4'] = '\u0639\u062C\u0645'; + t['\uFDC5'] = '\u0635\u0645\u0645'; + t['\uFDC6'] = '\u0633\u062E\u064A'; + t['\uFDC7'] = '\u0646\u062C\u064A'; + t['\uFE49'] = '\u203E'; + t['\uFE4A'] = '\u203E'; + t['\uFE4B'] = '\u203E'; + t['\uFE4C'] = '\u203E'; + t['\uFE4D'] = '\u005F'; + t['\uFE4E'] = '\u005F'; + t['\uFE4F'] = '\u005F'; + t['\uFE80'] = '\u0621'; + t['\uFE81'] = '\u0622'; + t['\uFE82'] = '\u0622'; + t['\uFE83'] = '\u0623'; + t['\uFE84'] = '\u0623'; + t['\uFE85'] = '\u0624'; + t['\uFE86'] = '\u0624'; + t['\uFE87'] = '\u0625'; + t['\uFE88'] = '\u0625'; + t['\uFE89'] = '\u0626'; + t['\uFE8A'] = '\u0626'; + t['\uFE8B'] = '\u0626'; + t['\uFE8C'] = '\u0626'; + t['\uFE8D'] = '\u0627'; + t['\uFE8E'] = '\u0627'; + t['\uFE8F'] = '\u0628'; + t['\uFE90'] = '\u0628'; + t['\uFE91'] = '\u0628'; + t['\uFE92'] = '\u0628'; + t['\uFE93'] = '\u0629'; + t['\uFE94'] = '\u0629'; + t['\uFE95'] = '\u062A'; + t['\uFE96'] = '\u062A'; + t['\uFE97'] = '\u062A'; + t['\uFE98'] = '\u062A'; + t['\uFE99'] = '\u062B'; + t['\uFE9A'] = '\u062B'; + t['\uFE9B'] = '\u062B'; + t['\uFE9C'] = '\u062B'; + t['\uFE9D'] = '\u062C'; + t['\uFE9E'] = '\u062C'; + t['\uFE9F'] = '\u062C'; + t['\uFEA0'] = '\u062C'; + t['\uFEA1'] = '\u062D'; + t['\uFEA2'] = '\u062D'; + t['\uFEA3'] = '\u062D'; + t['\uFEA4'] = '\u062D'; + t['\uFEA5'] = '\u062E'; + t['\uFEA6'] = '\u062E'; + t['\uFEA7'] = '\u062E'; + t['\uFEA8'] = '\u062E'; + t['\uFEA9'] = '\u062F'; + t['\uFEAA'] = '\u062F'; + t['\uFEAB'] = '\u0630'; + t['\uFEAC'] = '\u0630'; + t['\uFEAD'] = '\u0631'; + t['\uFEAE'] = '\u0631'; + t['\uFEAF'] = '\u0632'; + t['\uFEB0'] = '\u0632'; + t['\uFEB1'] = '\u0633'; + t['\uFEB2'] = '\u0633'; + t['\uFEB3'] = '\u0633'; + t['\uFEB4'] = '\u0633'; + t['\uFEB5'] = '\u0634'; + t['\uFEB6'] = '\u0634'; + t['\uFEB7'] = '\u0634'; + t['\uFEB8'] = '\u0634'; + t['\uFEB9'] = '\u0635'; + t['\uFEBA'] = '\u0635'; + t['\uFEBB'] = '\u0635'; + t['\uFEBC'] = '\u0635'; + t['\uFEBD'] = '\u0636'; + t['\uFEBE'] = '\u0636'; + t['\uFEBF'] = '\u0636'; + t['\uFEC0'] = '\u0636'; + t['\uFEC1'] = '\u0637'; + t['\uFEC2'] = '\u0637'; + t['\uFEC3'] = '\u0637'; + t['\uFEC4'] = '\u0637'; + t['\uFEC5'] = '\u0638'; + t['\uFEC6'] = '\u0638'; + t['\uFEC7'] = '\u0638'; + t['\uFEC8'] = '\u0638'; + t['\uFEC9'] = '\u0639'; + t['\uFECA'] = '\u0639'; + t['\uFECB'] = '\u0639'; + t['\uFECC'] = '\u0639'; + t['\uFECD'] = '\u063A'; + t['\uFECE'] = '\u063A'; + t['\uFECF'] = '\u063A'; + t['\uFED0'] = '\u063A'; + t['\uFED1'] = '\u0641'; + t['\uFED2'] = '\u0641'; + t['\uFED3'] = '\u0641'; + t['\uFED4'] = '\u0641'; + t['\uFED5'] = '\u0642'; + t['\uFED6'] = '\u0642'; + t['\uFED7'] = '\u0642'; + t['\uFED8'] = '\u0642'; + t['\uFED9'] = '\u0643'; + t['\uFEDA'] = '\u0643'; + t['\uFEDB'] = '\u0643'; + t['\uFEDC'] = '\u0643'; + t['\uFEDD'] = '\u0644'; + t['\uFEDE'] = '\u0644'; + t['\uFEDF'] = '\u0644'; + t['\uFEE0'] = '\u0644'; + t['\uFEE1'] = '\u0645'; + t['\uFEE2'] = '\u0645'; + t['\uFEE3'] = '\u0645'; + t['\uFEE4'] = '\u0645'; + t['\uFEE5'] = '\u0646'; + t['\uFEE6'] = '\u0646'; + t['\uFEE7'] = '\u0646'; + t['\uFEE8'] = '\u0646'; + t['\uFEE9'] = '\u0647'; + t['\uFEEA'] = '\u0647'; + t['\uFEEB'] = '\u0647'; + t['\uFEEC'] = '\u0647'; + t['\uFEED'] = '\u0648'; + t['\uFEEE'] = '\u0648'; + t['\uFEEF'] = '\u0649'; + t['\uFEF0'] = '\u0649'; + t['\uFEF1'] = '\u064A'; + t['\uFEF2'] = '\u064A'; + t['\uFEF3'] = '\u064A'; + t['\uFEF4'] = '\u064A'; + t['\uFEF5'] = '\u0644\u0622'; + t['\uFEF6'] = '\u0644\u0622'; + t['\uFEF7'] = '\u0644\u0623'; + t['\uFEF8'] = '\u0644\u0623'; + t['\uFEF9'] = '\u0644\u0625'; + t['\uFEFA'] = '\u0644\u0625'; + t['\uFEFB'] = '\u0644\u0627'; + t['\uFEFC'] = '\u0644\u0627'; + }); + function reverseIfRtl(chars) { + var charsLength = chars.length; + if (charsLength <= 1 || !isRTLRangeFor(chars.charCodeAt(0))) { + return chars; + } + var s = ''; + for (var ii = charsLength - 1; ii >= 0; ii--) { + s += chars[ii]; + } + return s; + } + exports.mapSpecialUnicodeValues = mapSpecialUnicodeValues; + exports.reverseIfRtl = reverseIfRtl; + exports.getUnicodeRangeFor = getUnicodeRangeFor; + exports.getNormalizedUnicodes = getNormalizedUnicodes; + exports.getUnicodeForGlyph = getUnicodeForGlyph; + })); + (function (root, factory) { + factory(root.pdfjsCoreStream = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreJbig2, root.pdfjsCoreJpg, root.pdfjsCoreJpx); + }(this, function (exports, sharedUtil, corePrimitives, coreJbig2, coreJpg, coreJpx) { + var Util = sharedUtil.Util; + var error = sharedUtil.error; + var info = sharedUtil.info; + var isInt = sharedUtil.isInt; + var isArray = sharedUtil.isArray; + var createObjectURL = sharedUtil.createObjectURL; + var shadow = sharedUtil.shadow; + var warn = sharedUtil.warn; + var isSpace = sharedUtil.isSpace; + var Dict = corePrimitives.Dict; + var isDict = corePrimitives.isDict; + var isStream = corePrimitives.isStream; + var Jbig2Image = coreJbig2.Jbig2Image; + var JpegImage = coreJpg.JpegImage; + var JpxImage = coreJpx.JpxImage; + var Stream = function StreamClosure() { + function Stream(arrayBuffer, start, length, dict) { + this.bytes = arrayBuffer instanceof Uint8Array ? arrayBuffer : new Uint8Array(arrayBuffer); + this.start = start || 0; + this.pos = this.start; + this.end = start + length || this.bytes.length; + this.dict = dict; + } + Stream.prototype = { + get length() { + return this.end - this.start; + }, + get isEmpty() { + return this.length === 0; + }, + getByte: function Stream_getByte() { + if (this.pos >= this.end) { + return -1; + } + return this.bytes[this.pos++]; + }, + getUint16: function Stream_getUint16() { + var b0 = this.getByte(); + var b1 = this.getByte(); + if (b0 === -1 || b1 === -1) { + return -1; + } + return (b0 << 8) + b1; + }, + getInt32: function Stream_getInt32() { + var b0 = this.getByte(); + var b1 = this.getByte(); + var b2 = this.getByte(); + var b3 = this.getByte(); + return (b0 << 24) + (b1 << 16) + (b2 << 8) + b3; + }, + getBytes: function Stream_getBytes(length) { + var bytes = this.bytes; + var pos = this.pos; + var strEnd = this.end; + if (!length) { + return bytes.subarray(pos, strEnd); + } + var end = pos + length; + if (end > strEnd) { + end = strEnd; + } + this.pos = end; + return bytes.subarray(pos, end); + }, + peekByte: function Stream_peekByte() { + var peekedByte = this.getByte(); + this.pos--; + return peekedByte; + }, + peekBytes: function Stream_peekBytes(length) { + var bytes = this.getBytes(length); + this.pos -= bytes.length; + return bytes; + }, + skip: function Stream_skip(n) { + if (!n) { + n = 1; + } + this.pos += n; + }, + reset: function Stream_reset() { + this.pos = this.start; + }, + moveStart: function Stream_moveStart() { + this.start = this.pos; + }, + makeSubStream: function Stream_makeSubStream(start, length, dict) { + return new Stream(this.bytes.buffer, start, length, dict); + }, + isStream: true + }; + return Stream; + }(); + var StringStream = function StringStreamClosure() { + function StringStream(str) { + var length = str.length; + var bytes = new Uint8Array(length); + for (var n = 0; n < length; ++n) { + bytes[n] = str.charCodeAt(n); + } + Stream.call(this, bytes); + } + StringStream.prototype = Stream.prototype; + return StringStream; + }(); + var DecodeStream = function DecodeStreamClosure() { + var emptyBuffer = new Uint8Array(0); + function DecodeStream(maybeMinBufferLength) { + this.pos = 0; + this.bufferLength = 0; + this.eof = false; + this.buffer = emptyBuffer; + this.minBufferLength = 512; + if (maybeMinBufferLength) { + while (this.minBufferLength < maybeMinBufferLength) { + this.minBufferLength *= 2; + } + } + } + DecodeStream.prototype = { + get isEmpty() { + while (!this.eof && this.bufferLength === 0) { + this.readBlock(); + } + return this.bufferLength === 0; + }, + ensureBuffer: function DecodeStream_ensureBuffer(requested) { + var buffer = this.buffer; + if (requested <= buffer.byteLength) { + return buffer; + } + var size = this.minBufferLength; + while (size < requested) { + size *= 2; + } + var buffer2 = new Uint8Array(size); + buffer2.set(buffer); + return this.buffer = buffer2; + }, + getByte: function DecodeStream_getByte() { + var pos = this.pos; + while (this.bufferLength <= pos) { + if (this.eof) { + return -1; + } + this.readBlock(); + } + return this.buffer[this.pos++]; + }, + getUint16: function DecodeStream_getUint16() { + var b0 = this.getByte(); + var b1 = this.getByte(); + if (b0 === -1 || b1 === -1) { + return -1; + } + return (b0 << 8) + b1; + }, + getInt32: function DecodeStream_getInt32() { + var b0 = this.getByte(); + var b1 = this.getByte(); + var b2 = this.getByte(); + var b3 = this.getByte(); + return (b0 << 24) + (b1 << 16) + (b2 << 8) + b3; + }, + getBytes: function DecodeStream_getBytes(length) { + var end, pos = this.pos; + if (length) { + this.ensureBuffer(pos + length); + end = pos + length; + while (!this.eof && this.bufferLength < end) { + this.readBlock(); + } + var bufEnd = this.bufferLength; + if (end > bufEnd) { + end = bufEnd; + } + } else { + while (!this.eof) { + this.readBlock(); + } + end = this.bufferLength; + } + this.pos = end; + return this.buffer.subarray(pos, end); + }, + peekByte: function DecodeStream_peekByte() { + var peekedByte = this.getByte(); + this.pos--; + return peekedByte; + }, + peekBytes: function DecodeStream_peekBytes(length) { + var bytes = this.getBytes(length); + this.pos -= bytes.length; + return bytes; + }, + makeSubStream: function DecodeStream_makeSubStream(start, length, dict) { + var end = start + length; + while (this.bufferLength <= end && !this.eof) { + this.readBlock(); + } + return new Stream(this.buffer, start, length, dict); + }, + skip: function DecodeStream_skip(n) { + if (!n) { + n = 1; + } + this.pos += n; + }, + reset: function DecodeStream_reset() { + this.pos = 0; + }, + getBaseStreams: function DecodeStream_getBaseStreams() { + if (this.str && this.str.getBaseStreams) { + return this.str.getBaseStreams(); + } + return []; + } + }; + return DecodeStream; + }(); + var StreamsSequenceStream = function StreamsSequenceStreamClosure() { + function StreamsSequenceStream(streams) { + this.streams = streams; + DecodeStream.call(this, null); + } + StreamsSequenceStream.prototype = Object.create(DecodeStream.prototype); + StreamsSequenceStream.prototype.readBlock = function streamSequenceStreamReadBlock() { + var streams = this.streams; + if (streams.length === 0) { + this.eof = true; + return; + } + var stream = streams.shift(); + var chunk = stream.getBytes(); + var bufferLength = this.bufferLength; + var newLength = bufferLength + chunk.length; + var buffer = this.ensureBuffer(newLength); + buffer.set(chunk, bufferLength); + this.bufferLength = newLength; + }; + StreamsSequenceStream.prototype.getBaseStreams = function StreamsSequenceStream_getBaseStreams() { + var baseStreams = []; + for (var i = 0, ii = this.streams.length; i < ii; i++) { + var stream = this.streams[i]; + if (stream.getBaseStreams) { + Util.appendToArray(baseStreams, stream.getBaseStreams()); + } + } + return baseStreams; + }; + return StreamsSequenceStream; + }(); + var FlateStream = function FlateStreamClosure() { + var codeLenCodeMap = new Int32Array([ + 16, + 17, + 18, + 0, + 8, + 7, + 9, + 6, + 10, + 5, + 11, + 4, + 12, + 3, + 13, + 2, + 14, + 1, + 15 + ]); + var lengthDecode = new Int32Array([ + 0x00003, + 0x00004, + 0x00005, + 0x00006, + 0x00007, + 0x00008, + 0x00009, + 0x0000a, + 0x1000b, + 0x1000d, + 0x1000f, + 0x10011, + 0x20013, + 0x20017, + 0x2001b, + 0x2001f, + 0x30023, + 0x3002b, + 0x30033, + 0x3003b, + 0x40043, + 0x40053, + 0x40063, + 0x40073, + 0x50083, + 0x500a3, + 0x500c3, + 0x500e3, + 0x00102, + 0x00102, + 0x00102 + ]); + var distDecode = new Int32Array([ + 0x00001, + 0x00002, + 0x00003, + 0x00004, + 0x10005, + 0x10007, + 0x20009, + 0x2000d, + 0x30011, + 0x30019, + 0x40021, + 0x40031, + 0x50041, + 0x50061, + 0x60081, + 0x600c1, + 0x70101, + 0x70181, + 0x80201, + 0x80301, + 0x90401, + 0x90601, + 0xa0801, + 0xa0c01, + 0xb1001, + 0xb1801, + 0xc2001, + 0xc3001, + 0xd4001, + 0xd6001 + ]); + var fixedLitCodeTab = [ + new Int32Array([ + 0x70100, + 0x80050, + 0x80010, + 0x80118, + 0x70110, + 0x80070, + 0x80030, + 0x900c0, + 0x70108, + 0x80060, + 0x80020, + 0x900a0, + 0x80000, + 0x80080, + 0x80040, + 0x900e0, + 0x70104, + 0x80058, + 0x80018, + 0x90090, + 0x70114, + 0x80078, + 0x80038, + 0x900d0, + 0x7010c, + 0x80068, + 0x80028, + 0x900b0, + 0x80008, + 0x80088, + 0x80048, + 0x900f0, + 0x70102, + 0x80054, + 0x80014, + 0x8011c, + 0x70112, + 0x80074, + 0x80034, + 0x900c8, + 0x7010a, + 0x80064, + 0x80024, + 0x900a8, + 0x80004, + 0x80084, + 0x80044, + 0x900e8, + 0x70106, + 0x8005c, + 0x8001c, + 0x90098, + 0x70116, + 0x8007c, + 0x8003c, + 0x900d8, + 0x7010e, + 0x8006c, + 0x8002c, + 0x900b8, + 0x8000c, + 0x8008c, + 0x8004c, + 0x900f8, + 0x70101, + 0x80052, + 0x80012, + 0x8011a, + 0x70111, + 0x80072, + 0x80032, + 0x900c4, + 0x70109, + 0x80062, + 0x80022, + 0x900a4, + 0x80002, + 0x80082, + 0x80042, + 0x900e4, + 0x70105, + 0x8005a, + 0x8001a, + 0x90094, + 0x70115, + 0x8007a, + 0x8003a, + 0x900d4, + 0x7010d, + 0x8006a, + 0x8002a, + 0x900b4, + 0x8000a, + 0x8008a, + 0x8004a, + 0x900f4, + 0x70103, + 0x80056, + 0x80016, + 0x8011e, + 0x70113, + 0x80076, + 0x80036, + 0x900cc, + 0x7010b, + 0x80066, + 0x80026, + 0x900ac, + 0x80006, + 0x80086, + 0x80046, + 0x900ec, + 0x70107, + 0x8005e, + 0x8001e, + 0x9009c, + 0x70117, + 0x8007e, + 0x8003e, + 0x900dc, + 0x7010f, + 0x8006e, + 0x8002e, + 0x900bc, + 0x8000e, + 0x8008e, + 0x8004e, + 0x900fc, + 0x70100, + 0x80051, + 0x80011, + 0x80119, + 0x70110, + 0x80071, + 0x80031, + 0x900c2, + 0x70108, + 0x80061, + 0x80021, + 0x900a2, + 0x80001, + 0x80081, + 0x80041, + 0x900e2, + 0x70104, + 0x80059, + 0x80019, + 0x90092, + 0x70114, + 0x80079, + 0x80039, + 0x900d2, + 0x7010c, + 0x80069, + 0x80029, + 0x900b2, + 0x80009, + 0x80089, + 0x80049, + 0x900f2, + 0x70102, + 0x80055, + 0x80015, + 0x8011d, + 0x70112, + 0x80075, + 0x80035, + 0x900ca, + 0x7010a, + 0x80065, + 0x80025, + 0x900aa, + 0x80005, + 0x80085, + 0x80045, + 0x900ea, + 0x70106, + 0x8005d, + 0x8001d, + 0x9009a, + 0x70116, + 0x8007d, + 0x8003d, + 0x900da, + 0x7010e, + 0x8006d, + 0x8002d, + 0x900ba, + 0x8000d, + 0x8008d, + 0x8004d, + 0x900fa, + 0x70101, + 0x80053, + 0x80013, + 0x8011b, + 0x70111, + 0x80073, + 0x80033, + 0x900c6, + 0x70109, + 0x80063, + 0x80023, + 0x900a6, + 0x80003, + 0x80083, + 0x80043, + 0x900e6, + 0x70105, + 0x8005b, + 0x8001b, + 0x90096, + 0x70115, + 0x8007b, + 0x8003b, + 0x900d6, + 0x7010d, + 0x8006b, + 0x8002b, + 0x900b6, + 0x8000b, + 0x8008b, + 0x8004b, + 0x900f6, + 0x70103, + 0x80057, + 0x80017, + 0x8011f, + 0x70113, + 0x80077, + 0x80037, + 0x900ce, + 0x7010b, + 0x80067, + 0x80027, + 0x900ae, + 0x80007, + 0x80087, + 0x80047, + 0x900ee, + 0x70107, + 0x8005f, + 0x8001f, + 0x9009e, + 0x70117, + 0x8007f, + 0x8003f, + 0x900de, + 0x7010f, + 0x8006f, + 0x8002f, + 0x900be, + 0x8000f, + 0x8008f, + 0x8004f, + 0x900fe, + 0x70100, + 0x80050, + 0x80010, + 0x80118, + 0x70110, + 0x80070, + 0x80030, + 0x900c1, + 0x70108, + 0x80060, + 0x80020, + 0x900a1, + 0x80000, + 0x80080, + 0x80040, + 0x900e1, + 0x70104, + 0x80058, + 0x80018, + 0x90091, + 0x70114, + 0x80078, + 0x80038, + 0x900d1, + 0x7010c, + 0x80068, + 0x80028, + 0x900b1, + 0x80008, + 0x80088, + 0x80048, + 0x900f1, + 0x70102, + 0x80054, + 0x80014, + 0x8011c, + 0x70112, + 0x80074, + 0x80034, + 0x900c9, + 0x7010a, + 0x80064, + 0x80024, + 0x900a9, + 0x80004, + 0x80084, + 0x80044, + 0x900e9, + 0x70106, + 0x8005c, + 0x8001c, + 0x90099, + 0x70116, + 0x8007c, + 0x8003c, + 0x900d9, + 0x7010e, + 0x8006c, + 0x8002c, + 0x900b9, + 0x8000c, + 0x8008c, + 0x8004c, + 0x900f9, + 0x70101, + 0x80052, + 0x80012, + 0x8011a, + 0x70111, + 0x80072, + 0x80032, + 0x900c5, + 0x70109, + 0x80062, + 0x80022, + 0x900a5, + 0x80002, + 0x80082, + 0x80042, + 0x900e5, + 0x70105, + 0x8005a, + 0x8001a, + 0x90095, + 0x70115, + 0x8007a, + 0x8003a, + 0x900d5, + 0x7010d, + 0x8006a, + 0x8002a, + 0x900b5, + 0x8000a, + 0x8008a, + 0x8004a, + 0x900f5, + 0x70103, + 0x80056, + 0x80016, + 0x8011e, + 0x70113, + 0x80076, + 0x80036, + 0x900cd, + 0x7010b, + 0x80066, + 0x80026, + 0x900ad, + 0x80006, + 0x80086, + 0x80046, + 0x900ed, + 0x70107, + 0x8005e, + 0x8001e, + 0x9009d, + 0x70117, + 0x8007e, + 0x8003e, + 0x900dd, + 0x7010f, + 0x8006e, + 0x8002e, + 0x900bd, + 0x8000e, + 0x8008e, + 0x8004e, + 0x900fd, + 0x70100, + 0x80051, + 0x80011, + 0x80119, + 0x70110, + 0x80071, + 0x80031, + 0x900c3, + 0x70108, + 0x80061, + 0x80021, + 0x900a3, + 0x80001, + 0x80081, + 0x80041, + 0x900e3, + 0x70104, + 0x80059, + 0x80019, + 0x90093, + 0x70114, + 0x80079, + 0x80039, + 0x900d3, + 0x7010c, + 0x80069, + 0x80029, + 0x900b3, + 0x80009, + 0x80089, + 0x80049, + 0x900f3, + 0x70102, + 0x80055, + 0x80015, + 0x8011d, + 0x70112, + 0x80075, + 0x80035, + 0x900cb, + 0x7010a, + 0x80065, + 0x80025, + 0x900ab, + 0x80005, + 0x80085, + 0x80045, + 0x900eb, + 0x70106, + 0x8005d, + 0x8001d, + 0x9009b, + 0x70116, + 0x8007d, + 0x8003d, + 0x900db, + 0x7010e, + 0x8006d, + 0x8002d, + 0x900bb, + 0x8000d, + 0x8008d, + 0x8004d, + 0x900fb, + 0x70101, + 0x80053, + 0x80013, + 0x8011b, + 0x70111, + 0x80073, + 0x80033, + 0x900c7, + 0x70109, + 0x80063, + 0x80023, + 0x900a7, + 0x80003, + 0x80083, + 0x80043, + 0x900e7, + 0x70105, + 0x8005b, + 0x8001b, + 0x90097, + 0x70115, + 0x8007b, + 0x8003b, + 0x900d7, + 0x7010d, + 0x8006b, + 0x8002b, + 0x900b7, + 0x8000b, + 0x8008b, + 0x8004b, + 0x900f7, + 0x70103, + 0x80057, + 0x80017, + 0x8011f, + 0x70113, + 0x80077, + 0x80037, + 0x900cf, + 0x7010b, + 0x80067, + 0x80027, + 0x900af, + 0x80007, + 0x80087, + 0x80047, + 0x900ef, + 0x70107, + 0x8005f, + 0x8001f, + 0x9009f, + 0x70117, + 0x8007f, + 0x8003f, + 0x900df, + 0x7010f, + 0x8006f, + 0x8002f, + 0x900bf, + 0x8000f, + 0x8008f, + 0x8004f, + 0x900ff + ]), + 9 + ]; + var fixedDistCodeTab = [ + new Int32Array([ + 0x50000, + 0x50010, + 0x50008, + 0x50018, + 0x50004, + 0x50014, + 0x5000c, + 0x5001c, + 0x50002, + 0x50012, + 0x5000a, + 0x5001a, + 0x50006, + 0x50016, + 0x5000e, + 0x00000, + 0x50001, + 0x50011, + 0x50009, + 0x50019, + 0x50005, + 0x50015, + 0x5000d, + 0x5001d, + 0x50003, + 0x50013, + 0x5000b, + 0x5001b, + 0x50007, + 0x50017, + 0x5000f, + 0x00000 + ]), + 5 + ]; + function FlateStream(str, maybeLength) { + this.str = str; + this.dict = str.dict; + var cmf = str.getByte(); + var flg = str.getByte(); + if (cmf === -1 || flg === -1) { + error('Invalid header in flate stream: ' + cmf + ', ' + flg); + } + if ((cmf & 0x0f) !== 0x08) { + error('Unknown compression method in flate stream: ' + cmf + ', ' + flg); + } + if (((cmf << 8) + flg) % 31 !== 0) { + error('Bad FCHECK in flate stream: ' + cmf + ', ' + flg); + } + if (flg & 0x20) { + error('FDICT bit set in flate stream: ' + cmf + ', ' + flg); + } + this.codeSize = 0; + this.codeBuf = 0; + DecodeStream.call(this, maybeLength); + } + FlateStream.prototype = Object.create(DecodeStream.prototype); + FlateStream.prototype.getBits = function FlateStream_getBits(bits) { + var str = this.str; + var codeSize = this.codeSize; + var codeBuf = this.codeBuf; + var b; + while (codeSize < bits) { + if ((b = str.getByte()) === -1) { + error('Bad encoding in flate stream'); + } + codeBuf |= b << codeSize; + codeSize += 8; + } + b = codeBuf & (1 << bits) - 1; + this.codeBuf = codeBuf >> bits; + this.codeSize = codeSize -= bits; + return b; + }; + FlateStream.prototype.getCode = function FlateStream_getCode(table) { + var str = this.str; + var codes = table[0]; + var maxLen = table[1]; + var codeSize = this.codeSize; + var codeBuf = this.codeBuf; + var b; + while (codeSize < maxLen) { + if ((b = str.getByte()) === -1) { + break; + } + codeBuf |= b << codeSize; + codeSize += 8; + } + var code = codes[codeBuf & (1 << maxLen) - 1]; + var codeLen = code >> 16; + var codeVal = code & 0xffff; + if (codeLen < 1 || codeSize < codeLen) { + error('Bad encoding in flate stream'); + } + this.codeBuf = codeBuf >> codeLen; + this.codeSize = codeSize - codeLen; + return codeVal; + }; + FlateStream.prototype.generateHuffmanTable = function flateStreamGenerateHuffmanTable(lengths) { + var n = lengths.length; + var maxLen = 0; + var i; + for (i = 0; i < n; ++i) { + if (lengths[i] > maxLen) { + maxLen = lengths[i]; + } + } + var size = 1 << maxLen; + var codes = new Int32Array(size); + for (var len = 1, code = 0, skip = 2; len <= maxLen; ++len, code <<= 1, skip <<= 1) { + for (var val = 0; val < n; ++val) { + if (lengths[val] === len) { + var code2 = 0; + var t = code; + for (i = 0; i < len; ++i) { + code2 = code2 << 1 | t & 1; + t >>= 1; + } + for (i = code2; i < size; i += skip) { + codes[i] = len << 16 | val; + } + ++code; + } + } + } + return [ + codes, + maxLen + ]; + }; + FlateStream.prototype.readBlock = function FlateStream_readBlock() { + var buffer, len; + var str = this.str; + var hdr = this.getBits(3); + if (hdr & 1) { + this.eof = true; + } + hdr >>= 1; + if (hdr === 0) { + var b; + if ((b = str.getByte()) === -1) { + error('Bad block header in flate stream'); + } + var blockLen = b; + if ((b = str.getByte()) === -1) { + error('Bad block header in flate stream'); + } + blockLen |= b << 8; + if ((b = str.getByte()) === -1) { + error('Bad block header in flate stream'); + } + var check = b; + if ((b = str.getByte()) === -1) { + error('Bad block header in flate stream'); + } + check |= b << 8; + if (check !== (~blockLen & 0xffff) && (blockLen !== 0 || check !== 0)) { + error('Bad uncompressed block length in flate stream'); + } + this.codeBuf = 0; + this.codeSize = 0; + var bufferLength = this.bufferLength; + buffer = this.ensureBuffer(bufferLength + blockLen); + var end = bufferLength + blockLen; + this.bufferLength = end; + if (blockLen === 0) { + if (str.peekByte() === -1) { + this.eof = true; + } + } else { + for (var n = bufferLength; n < end; ++n) { + if ((b = str.getByte()) === -1) { + this.eof = true; + break; + } + buffer[n] = b; + } + } + return; + } + var litCodeTable; + var distCodeTable; + if (hdr === 1) { + litCodeTable = fixedLitCodeTab; + distCodeTable = fixedDistCodeTab; + } else if (hdr === 2) { + var numLitCodes = this.getBits(5) + 257; + var numDistCodes = this.getBits(5) + 1; + var numCodeLenCodes = this.getBits(4) + 4; + var codeLenCodeLengths = new Uint8Array(codeLenCodeMap.length); + var i; + for (i = 0; i < numCodeLenCodes; ++i) { + codeLenCodeLengths[codeLenCodeMap[i]] = this.getBits(3); + } + var codeLenCodeTab = this.generateHuffmanTable(codeLenCodeLengths); + len = 0; + i = 0; + var codes = numLitCodes + numDistCodes; + var codeLengths = new Uint8Array(codes); + var bitsLength, bitsOffset, what; + while (i < codes) { + var code = this.getCode(codeLenCodeTab); + if (code === 16) { + bitsLength = 2; + bitsOffset = 3; + what = len; + } else if (code === 17) { + bitsLength = 3; + bitsOffset = 3; + what = len = 0; + } else if (code === 18) { + bitsLength = 7; + bitsOffset = 11; + what = len = 0; + } else { + codeLengths[i++] = len = code; + continue; + } + var repeatLength = this.getBits(bitsLength) + bitsOffset; + while (repeatLength-- > 0) { + codeLengths[i++] = what; + } + } + litCodeTable = this.generateHuffmanTable(codeLengths.subarray(0, numLitCodes)); + distCodeTable = this.generateHuffmanTable(codeLengths.subarray(numLitCodes, codes)); + } else { + error('Unknown block type in flate stream'); + } + buffer = this.buffer; + var limit = buffer ? buffer.length : 0; + var pos = this.bufferLength; + while (true) { + var code1 = this.getCode(litCodeTable); + if (code1 < 256) { + if (pos + 1 >= limit) { + buffer = this.ensureBuffer(pos + 1); + limit = buffer.length; + } + buffer[pos++] = code1; + continue; + } + if (code1 === 256) { + this.bufferLength = pos; + return; + } + code1 -= 257; + code1 = lengthDecode[code1]; + var code2 = code1 >> 16; + if (code2 > 0) { + code2 = this.getBits(code2); + } + len = (code1 & 0xffff) + code2; + code1 = this.getCode(distCodeTable); + code1 = distDecode[code1]; + code2 = code1 >> 16; + if (code2 > 0) { + code2 = this.getBits(code2); + } + var dist = (code1 & 0xffff) + code2; + if (pos + len >= limit) { + buffer = this.ensureBuffer(pos + len); + limit = buffer.length; + } + for (var k = 0; k < len; ++k, ++pos) { + buffer[pos] = buffer[pos - dist]; + } + } + }; + return FlateStream; + }(); + var PredictorStream = function PredictorStreamClosure() { + function PredictorStream(str, maybeLength, params) { + if (!isDict(params)) { + return str; + } + var predictor = this.predictor = params.get('Predictor') || 1; + if (predictor <= 1) { + return str; + } + if (predictor !== 2 && (predictor < 10 || predictor > 15)) { + error('Unsupported predictor: ' + predictor); + } + if (predictor === 2) { + this.readBlock = this.readBlockTiff; + } else { + this.readBlock = this.readBlockPng; + } + this.str = str; + this.dict = str.dict; + var colors = this.colors = params.get('Colors') || 1; + var bits = this.bits = params.get('BitsPerComponent') || 8; + var columns = this.columns = params.get('Columns') || 1; + this.pixBytes = colors * bits + 7 >> 3; + this.rowBytes = columns * colors * bits + 7 >> 3; + DecodeStream.call(this, maybeLength); + return this; + } + PredictorStream.prototype = Object.create(DecodeStream.prototype); + PredictorStream.prototype.readBlockTiff = function predictorStreamReadBlockTiff() { + var rowBytes = this.rowBytes; + var bufferLength = this.bufferLength; + var buffer = this.ensureBuffer(bufferLength + rowBytes); + var bits = this.bits; + var colors = this.colors; + var rawBytes = this.str.getBytes(rowBytes); + this.eof = !rawBytes.length; + if (this.eof) { + return; + } + var inbuf = 0, outbuf = 0; + var inbits = 0, outbits = 0; + var pos = bufferLength; + var i; + if (bits === 1 && colors === 1) { + for (i = 0; i < rowBytes; ++i) { + var c = rawBytes[i] ^ inbuf; + c ^= c >> 1; + c ^= c >> 2; + c ^= c >> 4; + inbuf = (c & 1) << 7; + buffer[pos++] = c; + } + } else if (bits === 8) { + for (i = 0; i < colors; ++i) { + buffer[pos++] = rawBytes[i]; + } + for (; i < rowBytes; ++i) { + buffer[pos] = buffer[pos - colors] + rawBytes[i]; + pos++; + } + } else { + var compArray = new Uint8Array(colors + 1); + var bitMask = (1 << bits) - 1; + var j = 0, k = bufferLength; + var columns = this.columns; + for (i = 0; i < columns; ++i) { + for (var kk = 0; kk < colors; ++kk) { + if (inbits < bits) { + inbuf = inbuf << 8 | rawBytes[j++] & 0xFF; + inbits += 8; + } + compArray[kk] = compArray[kk] + (inbuf >> inbits - bits) & bitMask; + inbits -= bits; + outbuf = outbuf << bits | compArray[kk]; + outbits += bits; + if (outbits >= 8) { + buffer[k++] = outbuf >> outbits - 8 & 0xFF; + outbits -= 8; + } + } + } + if (outbits > 0) { + buffer[k++] = (outbuf << 8 - outbits) + (inbuf & (1 << 8 - outbits) - 1); + } + } + this.bufferLength += rowBytes; + }; + PredictorStream.prototype.readBlockPng = function predictorStreamReadBlockPng() { + var rowBytes = this.rowBytes; + var pixBytes = this.pixBytes; + var predictor = this.str.getByte(); + var rawBytes = this.str.getBytes(rowBytes); + this.eof = !rawBytes.length; + if (this.eof) { + return; + } + var bufferLength = this.bufferLength; + var buffer = this.ensureBuffer(bufferLength + rowBytes); + var prevRow = buffer.subarray(bufferLength - rowBytes, bufferLength); + if (prevRow.length === 0) { + prevRow = new Uint8Array(rowBytes); + } + var i, j = bufferLength, up, c; + switch (predictor) { + case 0: + for (i = 0; i < rowBytes; ++i) { + buffer[j++] = rawBytes[i]; + } + break; + case 1: + for (i = 0; i < pixBytes; ++i) { + buffer[j++] = rawBytes[i]; + } + for (; i < rowBytes; ++i) { + buffer[j] = buffer[j - pixBytes] + rawBytes[i] & 0xFF; + j++; + } + break; + case 2: + for (i = 0; i < rowBytes; ++i) { + buffer[j++] = prevRow[i] + rawBytes[i] & 0xFF; + } + break; + case 3: + for (i = 0; i < pixBytes; ++i) { + buffer[j++] = (prevRow[i] >> 1) + rawBytes[i]; + } + for (; i < rowBytes; ++i) { + buffer[j] = (prevRow[i] + buffer[j - pixBytes] >> 1) + rawBytes[i] & 0xFF; + j++; + } + break; + case 4: + for (i = 0; i < pixBytes; ++i) { + up = prevRow[i]; + c = rawBytes[i]; + buffer[j++] = up + c; + } + for (; i < rowBytes; ++i) { + up = prevRow[i]; + var upLeft = prevRow[i - pixBytes]; + var left = buffer[j - pixBytes]; + var p = left + up - upLeft; + var pa = p - left; + if (pa < 0) { + pa = -pa; + } + var pb = p - up; + if (pb < 0) { + pb = -pb; + } + var pc = p - upLeft; + if (pc < 0) { + pc = -pc; + } + c = rawBytes[i]; + if (pa <= pb && pa <= pc) { + buffer[j++] = left + c; + } else if (pb <= pc) { + buffer[j++] = up + c; + } else { + buffer[j++] = upLeft + c; + } + } + break; + default: + error('Unsupported predictor: ' + predictor); + } + this.bufferLength += rowBytes; + }; + return PredictorStream; + }(); + var JpegStream = function JpegStreamClosure() { + function JpegStream(stream, maybeLength, dict, params) { + var ch; + while ((ch = stream.getByte()) !== -1) { + if (ch === 0xFF) { + stream.skip(-1); + break; + } + } + this.stream = stream; + this.maybeLength = maybeLength; + this.dict = dict; + this.params = params; + DecodeStream.call(this, maybeLength); + } + JpegStream.prototype = Object.create(DecodeStream.prototype); + Object.defineProperty(JpegStream.prototype, 'bytes', { + get: function JpegStream_bytes() { + return shadow(this, 'bytes', this.stream.getBytes(this.maybeLength)); + }, + configurable: true + }); + JpegStream.prototype.ensureBuffer = function JpegStream_ensureBuffer(req) { + if (this.bufferLength) { + return; + } + var jpegImage = new JpegImage(); + var decodeArr = this.dict.getArray('Decode', 'D'); + if (this.forceRGB && isArray(decodeArr)) { + var bitsPerComponent = this.dict.get('BitsPerComponent') || 8; + var decodeArrLength = decodeArr.length; + var transform = new Int32Array(decodeArrLength); + var transformNeeded = false; + var maxValue = (1 << bitsPerComponent) - 1; + for (var i = 0; i < decodeArrLength; i += 2) { + transform[i] = (decodeArr[i + 1] - decodeArr[i]) * 256 | 0; + transform[i + 1] = decodeArr[i] * maxValue | 0; + if (transform[i] !== 256 || transform[i + 1] !== 0) { + transformNeeded = true; + } + } + if (transformNeeded) { + jpegImage.decodeTransform = transform; + } + } + if (isDict(this.params)) { + var colorTransform = this.params.get('ColorTransform'); + if (isInt(colorTransform)) { + jpegImage.colorTransform = colorTransform; + } + } + jpegImage.parse(this.bytes); + var data = jpegImage.getData(this.drawWidth, this.drawHeight, this.forceRGB); + this.buffer = data; + this.bufferLength = data.length; + this.eof = true; + }; + JpegStream.prototype.getBytes = function JpegStream_getBytes(length) { + this.ensureBuffer(); + return this.buffer; + }; + JpegStream.prototype.getIR = function JpegStream_getIR(forceDataSchema) { + return createObjectURL(this.bytes, 'image/jpeg', forceDataSchema); + }; + return JpegStream; + }(); + var JpxStream = function JpxStreamClosure() { + function JpxStream(stream, maybeLength, dict, params) { + this.stream = stream; + this.maybeLength = maybeLength; + this.dict = dict; + this.params = params; + DecodeStream.call(this, maybeLength); + } + JpxStream.prototype = Object.create(DecodeStream.prototype); + Object.defineProperty(JpxStream.prototype, 'bytes', { + get: function JpxStream_bytes() { + return shadow(this, 'bytes', this.stream.getBytes(this.maybeLength)); + }, + configurable: true + }); + JpxStream.prototype.ensureBuffer = function JpxStream_ensureBuffer(req) { + if (this.bufferLength) { + return; + } + var jpxImage = new JpxImage(); + jpxImage.parse(this.bytes); + var width = jpxImage.width; + var height = jpxImage.height; + var componentsCount = jpxImage.componentsCount; + var tileCount = jpxImage.tiles.length; + if (tileCount === 1) { + this.buffer = jpxImage.tiles[0].items; + } else { + var data = new Uint8Array(width * height * componentsCount); + for (var k = 0; k < tileCount; k++) { + var tileComponents = jpxImage.tiles[k]; + var tileWidth = tileComponents.width; + var tileHeight = tileComponents.height; + var tileLeft = tileComponents.left; + var tileTop = tileComponents.top; + var src = tileComponents.items; + var srcPosition = 0; + var dataPosition = (width * tileTop + tileLeft) * componentsCount; + var imgRowSize = width * componentsCount; + var tileRowSize = tileWidth * componentsCount; + for (var j = 0; j < tileHeight; j++) { + var rowBytes = src.subarray(srcPosition, srcPosition + tileRowSize); + data.set(rowBytes, dataPosition); + srcPosition += tileRowSize; + dataPosition += imgRowSize; + } + } + this.buffer = data; + } + this.bufferLength = this.buffer.length; + this.eof = true; + }; + return JpxStream; + }(); + var Jbig2Stream = function Jbig2StreamClosure() { + function Jbig2Stream(stream, maybeLength, dict, params) { + this.stream = stream; + this.maybeLength = maybeLength; + this.dict = dict; + this.params = params; + DecodeStream.call(this, maybeLength); + } + Jbig2Stream.prototype = Object.create(DecodeStream.prototype); + Object.defineProperty(Jbig2Stream.prototype, 'bytes', { + get: function Jbig2Stream_bytes() { + return shadow(this, 'bytes', this.stream.getBytes(this.maybeLength)); + }, + configurable: true + }); + Jbig2Stream.prototype.ensureBuffer = function Jbig2Stream_ensureBuffer(req) { + if (this.bufferLength) { + return; + } + var jbig2Image = new Jbig2Image(); + var chunks = []; + if (isDict(this.params)) { + var globalsStream = this.params.get('JBIG2Globals'); + if (isStream(globalsStream)) { + var globals = globalsStream.getBytes(); + chunks.push({ + data: globals, + start: 0, + end: globals.length + }); + } + } + chunks.push({ + data: this.bytes, + start: 0, + end: this.bytes.length + }); + var data = jbig2Image.parseChunks(chunks); + var dataLength = data.length; + for (var i = 0; i < dataLength; i++) { + data[i] ^= 0xFF; + } + this.buffer = data; + this.bufferLength = dataLength; + this.eof = true; + }; + return Jbig2Stream; + }(); + var DecryptStream = function DecryptStreamClosure() { + function DecryptStream(str, maybeLength, decrypt) { + this.str = str; + this.dict = str.dict; + this.decrypt = decrypt; + this.nextChunk = null; + this.initialized = false; + DecodeStream.call(this, maybeLength); + } + var chunkSize = 512; + DecryptStream.prototype = Object.create(DecodeStream.prototype); + DecryptStream.prototype.readBlock = function DecryptStream_readBlock() { + var chunk; + if (this.initialized) { + chunk = this.nextChunk; + } else { + chunk = this.str.getBytes(chunkSize); + this.initialized = true; + } + if (!chunk || chunk.length === 0) { + this.eof = true; + return; + } + this.nextChunk = this.str.getBytes(chunkSize); + var hasMoreData = this.nextChunk && this.nextChunk.length > 0; + var decrypt = this.decrypt; + chunk = decrypt(chunk, !hasMoreData); + var bufferLength = this.bufferLength; + var i, n = chunk.length; + var buffer = this.ensureBuffer(bufferLength + n); + for (i = 0; i < n; i++) { + buffer[bufferLength++] = chunk[i]; + } + this.bufferLength = bufferLength; + }; + return DecryptStream; + }(); + var Ascii85Stream = function Ascii85StreamClosure() { + function Ascii85Stream(str, maybeLength) { + this.str = str; + this.dict = str.dict; + this.input = new Uint8Array(5); + if (maybeLength) { + maybeLength = 0.8 * maybeLength; + } + DecodeStream.call(this, maybeLength); + } + Ascii85Stream.prototype = Object.create(DecodeStream.prototype); + Ascii85Stream.prototype.readBlock = function Ascii85Stream_readBlock() { + var TILDA_CHAR = 0x7E; + var Z_LOWER_CHAR = 0x7A; + var EOF = -1; + var str = this.str; + var c = str.getByte(); + while (isSpace(c)) { + c = str.getByte(); + } + if (c === EOF || c === TILDA_CHAR) { + this.eof = true; + return; + } + var bufferLength = this.bufferLength, buffer; + var i; + if (c === Z_LOWER_CHAR) { + buffer = this.ensureBuffer(bufferLength + 4); + for (i = 0; i < 4; ++i) { + buffer[bufferLength + i] = 0; + } + this.bufferLength += 4; + } else { + var input = this.input; + input[0] = c; + for (i = 1; i < 5; ++i) { + c = str.getByte(); + while (isSpace(c)) { + c = str.getByte(); + } + input[i] = c; + if (c === EOF || c === TILDA_CHAR) { + break; + } + } + buffer = this.ensureBuffer(bufferLength + i - 1); + this.bufferLength += i - 1; + if (i < 5) { + for (; i < 5; ++i) { + input[i] = 0x21 + 84; + } + this.eof = true; + } + var t = 0; + for (i = 0; i < 5; ++i) { + t = t * 85 + (input[i] - 0x21); + } + for (i = 3; i >= 0; --i) { + buffer[bufferLength + i] = t & 0xFF; + t >>= 8; + } + } + }; + return Ascii85Stream; + }(); + var AsciiHexStream = function AsciiHexStreamClosure() { + function AsciiHexStream(str, maybeLength) { + this.str = str; + this.dict = str.dict; + this.firstDigit = -1; + if (maybeLength) { + maybeLength = 0.5 * maybeLength; + } + DecodeStream.call(this, maybeLength); + } + AsciiHexStream.prototype = Object.create(DecodeStream.prototype); + AsciiHexStream.prototype.readBlock = function AsciiHexStream_readBlock() { + var UPSTREAM_BLOCK_SIZE = 8000; + var bytes = this.str.getBytes(UPSTREAM_BLOCK_SIZE); + if (!bytes.length) { + this.eof = true; + return; + } + var maxDecodeLength = bytes.length + 1 >> 1; + var buffer = this.ensureBuffer(this.bufferLength + maxDecodeLength); + var bufferLength = this.bufferLength; + var firstDigit = this.firstDigit; + for (var i = 0, ii = bytes.length; i < ii; i++) { + var ch = bytes[i], digit; + if (ch >= 0x30 && ch <= 0x39) { + digit = ch & 0x0F; + } else if (ch >= 0x41 && ch <= 0x46 || ch >= 0x61 && ch <= 0x66) { + digit = (ch & 0x0F) + 9; + } else if (ch === 0x3E) { + this.eof = true; + break; + } else { + continue; + } + if (firstDigit < 0) { + firstDigit = digit; + } else { + buffer[bufferLength++] = firstDigit << 4 | digit; + firstDigit = -1; + } + } + if (firstDigit >= 0 && this.eof) { + buffer[bufferLength++] = firstDigit << 4; + firstDigit = -1; + } + this.firstDigit = firstDigit; + this.bufferLength = bufferLength; + }; + return AsciiHexStream; + }(); + var RunLengthStream = function RunLengthStreamClosure() { + function RunLengthStream(str, maybeLength) { + this.str = str; + this.dict = str.dict; + DecodeStream.call(this, maybeLength); + } + RunLengthStream.prototype = Object.create(DecodeStream.prototype); + RunLengthStream.prototype.readBlock = function RunLengthStream_readBlock() { + var repeatHeader = this.str.getBytes(2); + if (!repeatHeader || repeatHeader.length < 2 || repeatHeader[0] === 128) { + this.eof = true; + return; + } + var buffer; + var bufferLength = this.bufferLength; + var n = repeatHeader[0]; + if (n < 128) { + buffer = this.ensureBuffer(bufferLength + n + 1); + buffer[bufferLength++] = repeatHeader[1]; + if (n > 0) { + var source = this.str.getBytes(n); + buffer.set(source, bufferLength); + bufferLength += n; + } + } else { + n = 257 - n; + var b = repeatHeader[1]; + buffer = this.ensureBuffer(bufferLength + n + 1); + for (var i = 0; i < n; i++) { + buffer[bufferLength++] = b; + } + } + this.bufferLength = bufferLength; + }; + return RunLengthStream; + }(); + var CCITTFaxStream = function CCITTFaxStreamClosure() { + var ccittEOL = -2; + var ccittEOF = -1; + var twoDimPass = 0; + var twoDimHoriz = 1; + var twoDimVert0 = 2; + var twoDimVertR1 = 3; + var twoDimVertL1 = 4; + var twoDimVertR2 = 5; + var twoDimVertL2 = 6; + var twoDimVertR3 = 7; + var twoDimVertL3 = 8; + var twoDimTable = [ + [ + -1, + -1 + ], + [ + -1, + -1 + ], + [ + 7, + twoDimVertL3 + ], + [ + 7, + twoDimVertR3 + ], + [ + 6, + twoDimVertL2 + ], + [ + 6, + twoDimVertL2 + ], + [ + 6, + twoDimVertR2 + ], + [ + 6, + twoDimVertR2 + ], + [ + 4, + twoDimPass + ], + [ + 4, + twoDimPass + ], + [ + 4, + twoDimPass + ], + [ + 4, + twoDimPass + ], + [ + 4, + twoDimPass + ], + [ + 4, + twoDimPass + ], + [ + 4, + twoDimPass + ], + [ + 4, + twoDimPass + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + [ + 3, + twoDimHoriz + ], + 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[ + 3, + 4 + ], + [ + 3, + 4 + ], + [ + 3, + 4 + ], + [ + 3, + 4 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 3 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ], + [ + 2, + 2 + ] + ]; + function CCITTFaxStream(str, maybeLength, params) { + this.str = str; + this.dict = str.dict; + params = params || Dict.empty; + this.encoding = params.get('K') || 0; + this.eoline = params.get('EndOfLine') || false; + this.byteAlign = params.get('EncodedByteAlign') || false; + this.columns = params.get('Columns') || 1728; + this.rows = params.get('Rows') || 0; + var eoblock = params.get('EndOfBlock'); + if (eoblock === null || eoblock === undefined) { + eoblock = true; + } + this.eoblock = eoblock; + this.black = params.get('BlackIs1') || false; + this.codingLine = new Uint32Array(this.columns + 1); + this.refLine = new Uint32Array(this.columns + 2); + this.codingLine[0] = this.columns; + this.codingPos = 0; + this.row = 0; + this.nextLine2D = this.encoding < 0; + this.inputBits = 0; + this.inputBuf = 0; + this.outputBits = 0; + var code1; + while ((code1 = this.lookBits(12)) === 0) { + this.eatBits(1); + } + if (code1 === 1) { + this.eatBits(12); + } + if (this.encoding > 0) { + this.nextLine2D = !this.lookBits(1); + this.eatBits(1); + } + DecodeStream.call(this, maybeLength); + } + CCITTFaxStream.prototype = Object.create(DecodeStream.prototype); + CCITTFaxStream.prototype.readBlock = function CCITTFaxStream_readBlock() { + while (!this.eof) { + var c = this.lookChar(); + this.ensureBuffer(this.bufferLength + 1); + this.buffer[this.bufferLength++] = c; + } + }; + CCITTFaxStream.prototype.addPixels = function ccittFaxStreamAddPixels(a1, blackPixels) { + var codingLine = this.codingLine; + var codingPos = this.codingPos; + if (a1 > codingLine[codingPos]) { + if (a1 > this.columns) { + info('row is wrong length'); + this.err = true; + a1 = this.columns; + } + if (codingPos & 1 ^ blackPixels) { + ++codingPos; + } + codingLine[codingPos] = a1; + } + this.codingPos = codingPos; + }; + CCITTFaxStream.prototype.addPixelsNeg = function ccittFaxStreamAddPixelsNeg(a1, blackPixels) { + var codingLine = this.codingLine; + var codingPos = this.codingPos; + if (a1 > codingLine[codingPos]) { + if (a1 > this.columns) { + info('row is wrong length'); + this.err = true; + a1 = this.columns; + } + if (codingPos & 1 ^ blackPixels) { + ++codingPos; + } + codingLine[codingPos] = a1; + } else if (a1 < codingLine[codingPos]) { + if (a1 < 0) { + info('invalid code'); + this.err = true; + a1 = 0; + } + while (codingPos > 0 && a1 < codingLine[codingPos - 1]) { + --codingPos; + } + codingLine[codingPos] = a1; + } + this.codingPos = codingPos; + }; + CCITTFaxStream.prototype.lookChar = function CCITTFaxStream_lookChar() { + var refLine = this.refLine; + var codingLine = this.codingLine; + var columns = this.columns; + var refPos, blackPixels, bits, i; + if (this.outputBits === 0) { + if (this.eof) { + return null; + } + this.err = false; + var code1, code2, code3; + if (this.nextLine2D) { + for (i = 0; codingLine[i] < columns; ++i) { + refLine[i] = codingLine[i]; + } + refLine[i++] = columns; + refLine[i] = columns; + codingLine[0] = 0; + this.codingPos = 0; + refPos = 0; + blackPixels = 0; + while (codingLine[this.codingPos] < columns) { + code1 = this.getTwoDimCode(); + switch (code1) { + case twoDimPass: + this.addPixels(refLine[refPos + 1], blackPixels); + if (refLine[refPos + 1] < columns) { + refPos += 2; + } + break; + case twoDimHoriz: + code1 = code2 = 0; + if (blackPixels) { + do { + code1 += code3 = this.getBlackCode(); + } while (code3 >= 64); + do { + code2 += code3 = this.getWhiteCode(); + } while (code3 >= 64); + } else { + do { + code1 += code3 = this.getWhiteCode(); + } while (code3 >= 64); + do { + code2 += code3 = this.getBlackCode(); + } while (code3 >= 64); + } + this.addPixels(codingLine[this.codingPos] + code1, blackPixels); + if (codingLine[this.codingPos] < columns) { + this.addPixels(codingLine[this.codingPos] + code2, blackPixels ^ 1); + } + while (refLine[refPos] <= codingLine[this.codingPos] && refLine[refPos] < columns) { + refPos += 2; + } + break; + case twoDimVertR3: + this.addPixels(refLine[refPos] + 3, blackPixels); + blackPixels ^= 1; + if (codingLine[this.codingPos] < columns) { + ++refPos; + while (refLine[refPos] <= codingLine[this.codingPos] && refLine[refPos] < columns) { + refPos += 2; + } + } + break; + case twoDimVertR2: + this.addPixels(refLine[refPos] + 2, blackPixels); + blackPixels ^= 1; + if (codingLine[this.codingPos] < columns) { + ++refPos; + while (refLine[refPos] <= codingLine[this.codingPos] && refLine[refPos] < columns) { + refPos += 2; + } + } + break; + case twoDimVertR1: + this.addPixels(refLine[refPos] + 1, blackPixels); + blackPixels ^= 1; + if (codingLine[this.codingPos] < columns) { + ++refPos; + while (refLine[refPos] <= codingLine[this.codingPos] && refLine[refPos] < columns) { + refPos += 2; + } + } + break; + case twoDimVert0: + this.addPixels(refLine[refPos], blackPixels); + blackPixels ^= 1; + if (codingLine[this.codingPos] < columns) { + ++refPos; + while (refLine[refPos] <= codingLine[this.codingPos] && refLine[refPos] < columns) { + refPos += 2; + } + } + break; + case twoDimVertL3: + this.addPixelsNeg(refLine[refPos] - 3, blackPixels); + blackPixels ^= 1; + if (codingLine[this.codingPos] < columns) { + if (refPos > 0) { + --refPos; + } else { + ++refPos; + } + while (refLine[refPos] <= codingLine[this.codingPos] && refLine[refPos] < columns) { + refPos += 2; + } + } + break; + case twoDimVertL2: + this.addPixelsNeg(refLine[refPos] - 2, blackPixels); + blackPixels ^= 1; + if (codingLine[this.codingPos] < columns) { + if (refPos > 0) { + --refPos; + } else { + ++refPos; + } + while (refLine[refPos] <= codingLine[this.codingPos] && refLine[refPos] < columns) { + refPos += 2; + } + } + break; + case twoDimVertL1: + this.addPixelsNeg(refLine[refPos] - 1, blackPixels); + blackPixels ^= 1; + if (codingLine[this.codingPos] < columns) { + if (refPos > 0) { + --refPos; + } else { + ++refPos; + } + while (refLine[refPos] <= codingLine[this.codingPos] && refLine[refPos] < columns) { + refPos += 2; + } + } + break; + case ccittEOF: + this.addPixels(columns, 0); + this.eof = true; + break; + default: + info('bad 2d code'); + this.addPixels(columns, 0); + this.err = true; + } + } + } else { + codingLine[0] = 0; + this.codingPos = 0; + blackPixels = 0; + while (codingLine[this.codingPos] < columns) { + code1 = 0; + if (blackPixels) { + do { + code1 += code3 = this.getBlackCode(); + } while (code3 >= 64); + } else { + do { + code1 += code3 = this.getWhiteCode(); + } while (code3 >= 64); + } + this.addPixels(codingLine[this.codingPos] + code1, blackPixels); + blackPixels ^= 1; + } + } + var gotEOL = false; + if (this.byteAlign) { + this.inputBits &= ~7; + } + if (!this.eoblock && this.row === this.rows - 1) { + this.eof = true; + } else { + code1 = this.lookBits(12); + if (this.eoline) { + while (code1 !== ccittEOF && code1 !== 1) { + this.eatBits(1); + code1 = this.lookBits(12); + } + } else { + while (code1 === 0) { + this.eatBits(1); + code1 = this.lookBits(12); + } + } + if (code1 === 1) { + this.eatBits(12); + gotEOL = true; + } else if (code1 === ccittEOF) { + this.eof = true; + } + } + if (!this.eof && this.encoding > 0) { + this.nextLine2D = !this.lookBits(1); + this.eatBits(1); + } + if (this.eoblock && gotEOL && this.byteAlign) { + code1 = this.lookBits(12); + if (code1 === 1) { + this.eatBits(12); + if (this.encoding > 0) { + this.lookBits(1); + this.eatBits(1); + } + if (this.encoding >= 0) { + for (i = 0; i < 4; ++i) { + code1 = this.lookBits(12); + if (code1 !== 1) { + info('bad rtc code: ' + code1); + } + this.eatBits(12); + if (this.encoding > 0) { + this.lookBits(1); + this.eatBits(1); + } + } + } + this.eof = true; + } + } else if (this.err && this.eoline) { + while (true) { + code1 = this.lookBits(13); + if (code1 === ccittEOF) { + this.eof = true; + return null; + } + if (code1 >> 1 === 1) { + break; + } + this.eatBits(1); + } + this.eatBits(12); + if (this.encoding > 0) { + this.eatBits(1); + this.nextLine2D = !(code1 & 1); + } + } + if (codingLine[0] > 0) { + this.outputBits = codingLine[this.codingPos = 0]; + } else { + this.outputBits = codingLine[this.codingPos = 1]; + } + this.row++; + } + var c; + if (this.outputBits >= 8) { + c = this.codingPos & 1 ? 0 : 0xFF; + this.outputBits -= 8; + if (this.outputBits === 0 && codingLine[this.codingPos] < columns) { + this.codingPos++; + this.outputBits = codingLine[this.codingPos] - codingLine[this.codingPos - 1]; + } + } else { + bits = 8; + c = 0; + do { + if (this.outputBits > bits) { + c <<= bits; + if (!(this.codingPos & 1)) { + c |= 0xFF >> 8 - bits; + } + this.outputBits -= bits; + bits = 0; + } else { + c <<= this.outputBits; + if (!(this.codingPos & 1)) { + c |= 0xFF >> 8 - this.outputBits; + } + bits -= this.outputBits; + this.outputBits = 0; + if (codingLine[this.codingPos] < columns) { + this.codingPos++; + this.outputBits = codingLine[this.codingPos] - codingLine[this.codingPos - 1]; + } else if (bits > 0) { + c <<= bits; + bits = 0; + } + } + } while (bits); + } + if (this.black) { + c ^= 0xFF; + } + return c; + }; + CCITTFaxStream.prototype.findTableCode = function ccittFaxStreamFindTableCode(start, end, table, limit) { + var limitValue = limit || 0; + for (var i = start; i <= end; ++i) { + var code = this.lookBits(i); + if (code === ccittEOF) { + return [ + true, + 1, + false + ]; + } + if (i < end) { + code <<= end - i; + } + if (!limitValue || code >= limitValue) { + var p = table[code - limitValue]; + if (p[0] === i) { + this.eatBits(i); + return [ + true, + p[1], + true + ]; + } + } + } + return [ + false, + 0, + false + ]; + }; + CCITTFaxStream.prototype.getTwoDimCode = function ccittFaxStreamGetTwoDimCode() { + var code = 0; + var p; + if (this.eoblock) { + code = this.lookBits(7); + p = twoDimTable[code]; + if (p && p[0] > 0) { + this.eatBits(p[0]); + return p[1]; + } + } else { + var result = this.findTableCode(1, 7, twoDimTable); + if (result[0] && result[2]) { + return result[1]; + } + } + info('Bad two dim code'); + return ccittEOF; + }; + CCITTFaxStream.prototype.getWhiteCode = function ccittFaxStreamGetWhiteCode() { + var code = 0; + var p; + if (this.eoblock) { + code = this.lookBits(12); + if (code === ccittEOF) { + return 1; + } + if (code >> 5 === 0) { + p = whiteTable1[code]; + } else { + p = whiteTable2[code >> 3]; + } + if (p[0] > 0) { + this.eatBits(p[0]); + return p[1]; + } + } else { + var result = this.findTableCode(1, 9, whiteTable2); + if (result[0]) { + return result[1]; + } + result = this.findTableCode(11, 12, whiteTable1); + if (result[0]) { + return result[1]; + } + } + info('bad white code'); + this.eatBits(1); + return 1; + }; + CCITTFaxStream.prototype.getBlackCode = function ccittFaxStreamGetBlackCode() { + var code, p; + if (this.eoblock) { + code = this.lookBits(13); + if (code === ccittEOF) { + return 1; + } + if (code >> 7 === 0) { + p = blackTable1[code]; + } else if (code >> 9 === 0 && code >> 7 !== 0) { + p = blackTable2[(code >> 1) - 64]; + } else { + p = blackTable3[code >> 7]; + } + if (p[0] > 0) { + this.eatBits(p[0]); + return p[1]; + } + } else { + var result = this.findTableCode(2, 6, blackTable3); + if (result[0]) { + return result[1]; + } + result = this.findTableCode(7, 12, blackTable2, 64); + if (result[0]) { + return result[1]; + } + result = this.findTableCode(10, 13, blackTable1); + if (result[0]) { + return result[1]; + } + } + info('bad black code'); + this.eatBits(1); + return 1; + }; + CCITTFaxStream.prototype.lookBits = function CCITTFaxStream_lookBits(n) { + var c; + while (this.inputBits < n) { + if ((c = this.str.getByte()) === -1) { + if (this.inputBits === 0) { + return ccittEOF; + } + return this.inputBuf << n - this.inputBits & 0xFFFF >> 16 - n; + } + this.inputBuf = this.inputBuf << 8 | c; + this.inputBits += 8; + } + return this.inputBuf >> this.inputBits - n & 0xFFFF >> 16 - n; + }; + CCITTFaxStream.prototype.eatBits = function CCITTFaxStream_eatBits(n) { + if ((this.inputBits -= n) < 0) { + this.inputBits = 0; + } + }; + return CCITTFaxStream; + }(); + var LZWStream = function LZWStreamClosure() { + function LZWStream(str, maybeLength, earlyChange) { + this.str = str; + this.dict = str.dict; + this.cachedData = 0; + this.bitsCached = 0; + var maxLzwDictionarySize = 4096; + var lzwState = { + earlyChange: earlyChange, + codeLength: 9, + nextCode: 258, + dictionaryValues: new Uint8Array(maxLzwDictionarySize), + dictionaryLengths: new Uint16Array(maxLzwDictionarySize), + dictionaryPrevCodes: new Uint16Array(maxLzwDictionarySize), + currentSequence: new Uint8Array(maxLzwDictionarySize), + currentSequenceLength: 0 + }; + for (var i = 0; i < 256; ++i) { + lzwState.dictionaryValues[i] = i; + lzwState.dictionaryLengths[i] = 1; + } + this.lzwState = lzwState; + DecodeStream.call(this, maybeLength); + } + LZWStream.prototype = Object.create(DecodeStream.prototype); + LZWStream.prototype.readBits = function LZWStream_readBits(n) { + var bitsCached = this.bitsCached; + var cachedData = this.cachedData; + while (bitsCached < n) { + var c = this.str.getByte(); + if (c === -1) { + this.eof = true; + return null; + } + cachedData = cachedData << 8 | c; + bitsCached += 8; + } + this.bitsCached = bitsCached -= n; + this.cachedData = cachedData; + this.lastCode = null; + return cachedData >>> bitsCached & (1 << n) - 1; + }; + LZWStream.prototype.readBlock = function LZWStream_readBlock() { + var blockSize = 512; + var estimatedDecodedSize = blockSize * 2, decodedSizeDelta = blockSize; + var i, j, q; + var lzwState = this.lzwState; + if (!lzwState) { + return; + } + var earlyChange = lzwState.earlyChange; + var nextCode = lzwState.nextCode; + var dictionaryValues = lzwState.dictionaryValues; + var dictionaryLengths = lzwState.dictionaryLengths; + var dictionaryPrevCodes = lzwState.dictionaryPrevCodes; + var codeLength = lzwState.codeLength; + var prevCode = lzwState.prevCode; + var currentSequence = lzwState.currentSequence; + var currentSequenceLength = lzwState.currentSequenceLength; + var decodedLength = 0; + var currentBufferLength = this.bufferLength; + var buffer = this.ensureBuffer(this.bufferLength + estimatedDecodedSize); + for (i = 0; i < blockSize; i++) { + var code = this.readBits(codeLength); + var hasPrev = currentSequenceLength > 0; + if (code < 256) { + currentSequence[0] = code; + currentSequenceLength = 1; + } else if (code >= 258) { + if (code < nextCode) { + currentSequenceLength = dictionaryLengths[code]; + for (j = currentSequenceLength - 1, q = code; j >= 0; j--) { + currentSequence[j] = dictionaryValues[q]; + q = dictionaryPrevCodes[q]; + } + } else { + currentSequence[currentSequenceLength++] = currentSequence[0]; + } + } else if (code === 256) { + codeLength = 9; + nextCode = 258; + currentSequenceLength = 0; + continue; + } else { + this.eof = true; + delete this.lzwState; + break; + } + if (hasPrev) { + dictionaryPrevCodes[nextCode] = prevCode; + dictionaryLengths[nextCode] = dictionaryLengths[prevCode] + 1; + dictionaryValues[nextCode] = currentSequence[0]; + nextCode++; + codeLength = nextCode + earlyChange & nextCode + earlyChange - 1 ? codeLength : Math.min(Math.log(nextCode + earlyChange) / 0.6931471805599453 + 1, 12) | 0; + } + prevCode = code; + decodedLength += currentSequenceLength; + if (estimatedDecodedSize < decodedLength) { + do { + estimatedDecodedSize += decodedSizeDelta; + } while (estimatedDecodedSize < decodedLength); + buffer = this.ensureBuffer(this.bufferLength + estimatedDecodedSize); + } + for (j = 0; j < currentSequenceLength; j++) { + buffer[currentBufferLength++] = currentSequence[j]; + } + } + lzwState.nextCode = nextCode; + lzwState.codeLength = codeLength; + lzwState.prevCode = prevCode; + lzwState.currentSequenceLength = currentSequenceLength; + this.bufferLength = currentBufferLength; + }; + return LZWStream; + }(); + var NullStream = function NullStreamClosure() { + function NullStream() { + Stream.call(this, new Uint8Array(0)); + } + NullStream.prototype = Stream.prototype; + return NullStream; + }(); + exports.Ascii85Stream = Ascii85Stream; + exports.AsciiHexStream = AsciiHexStream; + exports.CCITTFaxStream = CCITTFaxStream; + exports.DecryptStream = DecryptStream; + exports.DecodeStream = DecodeStream; + exports.FlateStream = FlateStream; + exports.Jbig2Stream = Jbig2Stream; + exports.JpegStream = JpegStream; + exports.JpxStream = JpxStream; + exports.NullStream = NullStream; + exports.PredictorStream = PredictorStream; + exports.RunLengthStream = RunLengthStream; + exports.Stream = Stream; + exports.StreamsSequenceStream = StreamsSequenceStream; + exports.StringStream = StringStream; + exports.LZWStream = LZWStream; + })); + (function (root, factory) { + factory(root.pdfjsCoreCrypto = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreStream); + }(this, function (exports, sharedUtil, corePrimitives, coreStream) { + var PasswordException = sharedUtil.PasswordException; + var PasswordResponses = sharedUtil.PasswordResponses; + var bytesToString = sharedUtil.bytesToString; + var warn = sharedUtil.warn; + var error = sharedUtil.error; + var assert = sharedUtil.assert; + var isInt = sharedUtil.isInt; + var stringToBytes = sharedUtil.stringToBytes; + var utf8StringToString = sharedUtil.utf8StringToString; + var Name = corePrimitives.Name; + var isName = corePrimitives.isName; + var isDict = corePrimitives.isDict; + var DecryptStream = coreStream.DecryptStream; + var ARCFourCipher = function ARCFourCipherClosure() { + function ARCFourCipher(key) { + this.a = 0; + this.b = 0; + var s = new Uint8Array(256); + var i, j = 0, tmp, keyLength = key.length; + for (i = 0; i < 256; ++i) { + s[i] = i; + } + for (i = 0; i < 256; ++i) { + tmp = s[i]; + j = j + tmp + key[i % keyLength] & 0xFF; + s[i] = s[j]; + s[j] = tmp; + } + this.s = s; + } + ARCFourCipher.prototype = { + encryptBlock: function ARCFourCipher_encryptBlock(data) { + var i, n = data.length, tmp, tmp2; + var a = this.a, b = this.b, s = this.s; + var output = new Uint8Array(n); + for (i = 0; i < n; ++i) { + a = a + 1 & 0xFF; + tmp = s[a]; + b = b + tmp & 0xFF; + tmp2 = s[b]; + s[a] = tmp2; + s[b] = tmp; + output[i] = data[i] ^ s[tmp + tmp2 & 0xFF]; + } + this.a = a; + this.b = b; + return output; + } + }; + ARCFourCipher.prototype.decryptBlock = ARCFourCipher.prototype.encryptBlock; + return ARCFourCipher; + }(); + var calculateMD5 = function calculateMD5Closure() { + var r = new Uint8Array([ + 7, + 12, + 17, + 22, + 7, + 12, + 17, + 22, + 7, + 12, + 17, + 22, + 7, + 12, + 17, + 22, + 5, + 9, + 14, + 20, + 5, + 9, + 14, + 20, + 5, + 9, + 14, + 20, + 5, + 9, + 14, + 20, + 4, + 11, + 16, + 23, + 4, + 11, + 16, + 23, + 4, + 11, + 16, + 23, + 4, + 11, + 16, + 23, + 6, + 10, + 15, + 21, + 6, + 10, + 15, + 21, + 6, + 10, + 15, + 21, + 6, + 10, + 15, + 21 + ]); + var k = new Int32Array([ + -680876936, + -389564586, + 606105819, + -1044525330, + -176418897, + 1200080426, + -1473231341, + -45705983, + 1770035416, + -1958414417, + -42063, + -1990404162, + 1804603682, + -40341101, + -1502002290, + 1236535329, + -165796510, + -1069501632, + 643717713, + -373897302, + -701558691, + 38016083, + -660478335, + -405537848, + 568446438, + -1019803690, + -187363961, + 1163531501, + -1444681467, + -51403784, + 1735328473, + -1926607734, + -378558, + -2022574463, + 1839030562, + -35309556, + -1530992060, + 1272893353, + -155497632, + -1094730640, + 681279174, + -358537222, + -722521979, + 76029189, + -640364487, + -421815835, + 530742520, + -995338651, + -198630844, + 1126891415, + -1416354905, + -57434055, + 1700485571, + -1894986606, + -1051523, + -2054922799, + 1873313359, + -30611744, + -1560198380, + 1309151649, + -145523070, + -1120210379, + 718787259, + -343485551 + ]); + function hash(data, offset, length) { + var h0 = 1732584193, h1 = -271733879, h2 = -1732584194, h3 = 271733878; + var paddedLength = length + 72 & ~63; + var padded = new Uint8Array(paddedLength); + var i, j, n; + for (i = 0; i < length; ++i) { + padded[i] = data[offset++]; + } + padded[i++] = 0x80; + n = paddedLength - 8; + while (i < n) { + padded[i++] = 0; + } + padded[i++] = length << 3 & 0xFF; + padded[i++] = length >> 5 & 0xFF; + padded[i++] = length >> 13 & 0xFF; + padded[i++] = length >> 21 & 0xFF; + padded[i++] = length >>> 29 & 0xFF; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + var w = new Int32Array(16); + for (i = 0; i < paddedLength;) { + for (j = 0; j < 16; ++j, i += 4) { + w[j] = padded[i] | padded[i + 1] << 8 | padded[i + 2] << 16 | padded[i + 3] << 24; + } + var a = h0, b = h1, c = h2, d = h3, f, g; + for (j = 0; j < 64; ++j) { + if (j < 16) { + f = b & c | ~b & d; + g = j; + } else if (j < 32) { + f = d & b | ~d & c; + g = 5 * j + 1 & 15; + } else if (j < 48) { + f = b ^ c ^ d; + g = 3 * j + 5 & 15; + } else { + f = c ^ (b | ~d); + g = 7 * j & 15; + } + var tmp = d, rotateArg = a + f + k[j] + w[g] | 0, rotate = r[j]; + d = c; + c = b; + b = b + (rotateArg << rotate | rotateArg >>> 32 - rotate) | 0; + a = tmp; + } + h0 = h0 + a | 0; + h1 = h1 + b | 0; + h2 = h2 + c | 0; + h3 = h3 + d | 0; + } + return new Uint8Array([ + h0 & 0xFF, + h0 >> 8 & 0xFF, + h0 >> 16 & 0xFF, + h0 >>> 24 & 0xFF, + h1 & 0xFF, + h1 >> 8 & 0xFF, + h1 >> 16 & 0xFF, + h1 >>> 24 & 0xFF, + h2 & 0xFF, + h2 >> 8 & 0xFF, + h2 >> 16 & 0xFF, + h2 >>> 24 & 0xFF, + h3 & 0xFF, + h3 >> 8 & 0xFF, + h3 >> 16 & 0xFF, + h3 >>> 24 & 0xFF + ]); + } + return hash; + }(); + var Word64 = function Word64Closure() { + function Word64(highInteger, lowInteger) { + this.high = highInteger | 0; + this.low = lowInteger | 0; + } + Word64.prototype = { + and: function Word64_and(word) { + this.high &= word.high; + this.low &= word.low; + }, + xor: function Word64_xor(word) { + this.high ^= word.high; + this.low ^= word.low; + }, + or: function Word64_or(word) { + this.high |= word.high; + this.low |= word.low; + }, + shiftRight: function Word64_shiftRight(places) { + if (places >= 32) { + this.low = this.high >>> places - 32 | 0; + this.high = 0; + } else { + this.low = this.low >>> places | this.high << 32 - places; + this.high = this.high >>> places | 0; + } + }, + shiftLeft: function Word64_shiftLeft(places) { + if (places >= 32) { + this.high = this.low << places - 32; + this.low = 0; + } else { + this.high = this.high << places | this.low >>> 32 - places; + this.low = this.low << places; + } + }, + rotateRight: function Word64_rotateRight(places) { + var low, high; + if (places & 32) { + high = this.low; + low = this.high; + } else { + low = this.low; + high = this.high; + } + places &= 31; + this.low = low >>> places | high << 32 - places; + this.high = high >>> places | low << 32 - places; + }, + not: function Word64_not() { + this.high = ~this.high; + this.low = ~this.low; + }, + add: function Word64_add(word) { + var lowAdd = (this.low >>> 0) + (word.low >>> 0); + var highAdd = (this.high >>> 0) + (word.high >>> 0); + if (lowAdd > 0xFFFFFFFF) { + highAdd += 1; + } + this.low = lowAdd | 0; + this.high = highAdd | 0; + }, + copyTo: function Word64_copyTo(bytes, offset) { + bytes[offset] = this.high >>> 24 & 0xFF; + bytes[offset + 1] = this.high >> 16 & 0xFF; + bytes[offset + 2] = this.high >> 8 & 0xFF; + bytes[offset + 3] = this.high & 0xFF; + bytes[offset + 4] = this.low >>> 24 & 0xFF; + bytes[offset + 5] = this.low >> 16 & 0xFF; + bytes[offset + 6] = this.low >> 8 & 0xFF; + bytes[offset + 7] = this.low & 0xFF; + }, + assign: function Word64_assign(word) { + this.high = word.high; + this.low = word.low; + } + }; + return Word64; + }(); + var calculateSHA256 = function calculateSHA256Closure() { + function rotr(x, n) { + return x >>> n | x << 32 - n; + } + function ch(x, y, z) { + return x & y ^ ~x & z; + } + function maj(x, y, z) { + return x & y ^ x & z ^ y & z; + } + function sigma(x) { + return rotr(x, 2) ^ rotr(x, 13) ^ rotr(x, 22); + } + function sigmaPrime(x) { + return rotr(x, 6) ^ rotr(x, 11) ^ rotr(x, 25); + } + function littleSigma(x) { + return rotr(x, 7) ^ rotr(x, 18) ^ x >>> 3; + } + function littleSigmaPrime(x) { + return rotr(x, 17) ^ rotr(x, 19) ^ x >>> 10; + } + var k = [ + 0x428a2f98, + 0x71374491, + 0xb5c0fbcf, + 0xe9b5dba5, + 0x3956c25b, + 0x59f111f1, + 0x923f82a4, + 0xab1c5ed5, + 0xd807aa98, + 0x12835b01, + 0x243185be, + 0x550c7dc3, + 0x72be5d74, + 0x80deb1fe, + 0x9bdc06a7, + 0xc19bf174, + 0xe49b69c1, + 0xefbe4786, + 0x0fc19dc6, + 0x240ca1cc, + 0x2de92c6f, + 0x4a7484aa, + 0x5cb0a9dc, + 0x76f988da, + 0x983e5152, + 0xa831c66d, + 0xb00327c8, + 0xbf597fc7, + 0xc6e00bf3, + 0xd5a79147, + 0x06ca6351, + 0x14292967, + 0x27b70a85, + 0x2e1b2138, + 0x4d2c6dfc, + 0x53380d13, + 0x650a7354, + 0x766a0abb, + 0x81c2c92e, + 0x92722c85, + 0xa2bfe8a1, + 0xa81a664b, + 0xc24b8b70, + 0xc76c51a3, + 0xd192e819, + 0xd6990624, + 0xf40e3585, + 0x106aa070, + 0x19a4c116, + 0x1e376c08, + 0x2748774c, + 0x34b0bcb5, + 0x391c0cb3, + 0x4ed8aa4a, + 0x5b9cca4f, + 0x682e6ff3, + 0x748f82ee, + 0x78a5636f, + 0x84c87814, + 0x8cc70208, + 0x90befffa, + 0xa4506ceb, + 0xbef9a3f7, + 0xc67178f2 + ]; + function hash(data, offset, length) { + var h0 = 0x6a09e667, h1 = 0xbb67ae85, h2 = 0x3c6ef372, h3 = 0xa54ff53a, h4 = 0x510e527f, h5 = 0x9b05688c, h6 = 0x1f83d9ab, h7 = 0x5be0cd19; + var paddedLength = Math.ceil((length + 9) / 64) * 64; + var padded = new Uint8Array(paddedLength); + var i, j, n; + for (i = 0; i < length; ++i) { + padded[i] = data[offset++]; + } + padded[i++] = 0x80; + n = paddedLength - 8; + while (i < n) { + padded[i++] = 0; + } + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = length >>> 29 & 0xFF; + padded[i++] = length >> 21 & 0xFF; + padded[i++] = length >> 13 & 0xFF; + padded[i++] = length >> 5 & 0xFF; + padded[i++] = length << 3 & 0xFF; + var w = new Uint32Array(64); + for (i = 0; i < paddedLength;) { + for (j = 0; j < 16; ++j) { + w[j] = padded[i] << 24 | padded[i + 1] << 16 | padded[i + 2] << 8 | padded[i + 3]; + i += 4; + } + for (j = 16; j < 64; ++j) { + w[j] = littleSigmaPrime(w[j - 2]) + w[j - 7] + littleSigma(w[j - 15]) + w[j - 16] | 0; + } + var a = h0, b = h1, c = h2, d = h3, e = h4, f = h5, g = h6, h = h7, t1, t2; + for (j = 0; j < 64; ++j) { + t1 = h + sigmaPrime(e) + ch(e, f, g) + k[j] + w[j]; + t2 = sigma(a) + maj(a, b, c); + h = g; + g = f; + f = e; + e = d + t1 | 0; + d = c; + c = b; + b = a; + a = t1 + t2 | 0; + } + h0 = h0 + a | 0; + h1 = h1 + b | 0; + h2 = h2 + c | 0; + h3 = h3 + d | 0; + h4 = h4 + e | 0; + h5 = h5 + f | 0; + h6 = h6 + g | 0; + h7 = h7 + h | 0; + } + return new Uint8Array([ + h0 >> 24 & 0xFF, + h0 >> 16 & 0xFF, + h0 >> 8 & 0xFF, + h0 & 0xFF, + h1 >> 24 & 0xFF, + h1 >> 16 & 0xFF, + h1 >> 8 & 0xFF, + h1 & 0xFF, + h2 >> 24 & 0xFF, + h2 >> 16 & 0xFF, + h2 >> 8 & 0xFF, + h2 & 0xFF, + h3 >> 24 & 0xFF, + h3 >> 16 & 0xFF, + h3 >> 8 & 0xFF, + h3 & 0xFF, + h4 >> 24 & 0xFF, + h4 >> 16 & 0xFF, + h4 >> 8 & 0xFF, + h4 & 0xFF, + h5 >> 24 & 0xFF, + h5 >> 16 & 0xFF, + h5 >> 8 & 0xFF, + h5 & 0xFF, + h6 >> 24 & 0xFF, + h6 >> 16 & 0xFF, + h6 >> 8 & 0xFF, + h6 & 0xFF, + h7 >> 24 & 0xFF, + h7 >> 16 & 0xFF, + h7 >> 8 & 0xFF, + h7 & 0xFF + ]); + } + return hash; + }(); + var calculateSHA512 = function calculateSHA512Closure() { + function ch(result, x, y, z, tmp) { + result.assign(x); + result.and(y); + tmp.assign(x); + tmp.not(); + tmp.and(z); + result.xor(tmp); + } + function maj(result, x, y, z, tmp) { + result.assign(x); + result.and(y); + tmp.assign(x); + tmp.and(z); + result.xor(tmp); + tmp.assign(y); + tmp.and(z); + result.xor(tmp); + } + function sigma(result, x, tmp) { + result.assign(x); + result.rotateRight(28); + tmp.assign(x); + tmp.rotateRight(34); + result.xor(tmp); + tmp.assign(x); + tmp.rotateRight(39); + result.xor(tmp); + } + function sigmaPrime(result, x, tmp) { + result.assign(x); + result.rotateRight(14); + tmp.assign(x); + tmp.rotateRight(18); + result.xor(tmp); + tmp.assign(x); + tmp.rotateRight(41); + result.xor(tmp); + } + function littleSigma(result, x, tmp) { + result.assign(x); + result.rotateRight(1); + tmp.assign(x); + tmp.rotateRight(8); + result.xor(tmp); + tmp.assign(x); + tmp.shiftRight(7); + result.xor(tmp); + } + function littleSigmaPrime(result, x, tmp) { + result.assign(x); + result.rotateRight(19); + tmp.assign(x); + tmp.rotateRight(61); + result.xor(tmp); + tmp.assign(x); + tmp.shiftRight(6); + result.xor(tmp); + } + var k = [ + new Word64(0x428a2f98, 0xd728ae22), + new Word64(0x71374491, 0x23ef65cd), + new Word64(0xb5c0fbcf, 0xec4d3b2f), + new Word64(0xe9b5dba5, 0x8189dbbc), + new Word64(0x3956c25b, 0xf348b538), + new Word64(0x59f111f1, 0xb605d019), + new Word64(0x923f82a4, 0xaf194f9b), + new Word64(0xab1c5ed5, 0xda6d8118), + new Word64(0xd807aa98, 0xa3030242), + new Word64(0x12835b01, 0x45706fbe), + new Word64(0x243185be, 0x4ee4b28c), + new Word64(0x550c7dc3, 0xd5ffb4e2), + new Word64(0x72be5d74, 0xf27b896f), + new Word64(0x80deb1fe, 0x3b1696b1), + new Word64(0x9bdc06a7, 0x25c71235), + new Word64(0xc19bf174, 0xcf692694), + new Word64(0xe49b69c1, 0x9ef14ad2), + new Word64(0xefbe4786, 0x384f25e3), + new Word64(0x0fc19dc6, 0x8b8cd5b5), + new Word64(0x240ca1cc, 0x77ac9c65), + new Word64(0x2de92c6f, 0x592b0275), + new Word64(0x4a7484aa, 0x6ea6e483), + new Word64(0x5cb0a9dc, 0xbd41fbd4), + new Word64(0x76f988da, 0x831153b5), + new Word64(0x983e5152, 0xee66dfab), + new Word64(0xa831c66d, 0x2db43210), + new Word64(0xb00327c8, 0x98fb213f), + new Word64(0xbf597fc7, 0xbeef0ee4), + new Word64(0xc6e00bf3, 0x3da88fc2), + new Word64(0xd5a79147, 0x930aa725), + new Word64(0x06ca6351, 0xe003826f), + new Word64(0x14292967, 0x0a0e6e70), + new Word64(0x27b70a85, 0x46d22ffc), + new Word64(0x2e1b2138, 0x5c26c926), + new Word64(0x4d2c6dfc, 0x5ac42aed), + new Word64(0x53380d13, 0x9d95b3df), + new Word64(0x650a7354, 0x8baf63de), + new Word64(0x766a0abb, 0x3c77b2a8), + new Word64(0x81c2c92e, 0x47edaee6), + new Word64(0x92722c85, 0x1482353b), + new Word64(0xa2bfe8a1, 0x4cf10364), + new Word64(0xa81a664b, 0xbc423001), + new Word64(0xc24b8b70, 0xd0f89791), + new Word64(0xc76c51a3, 0x0654be30), + new Word64(0xd192e819, 0xd6ef5218), + new Word64(0xd6990624, 0x5565a910), + new Word64(0xf40e3585, 0x5771202a), + new Word64(0x106aa070, 0x32bbd1b8), + new Word64(0x19a4c116, 0xb8d2d0c8), + new Word64(0x1e376c08, 0x5141ab53), + new Word64(0x2748774c, 0xdf8eeb99), + new Word64(0x34b0bcb5, 0xe19b48a8), + new Word64(0x391c0cb3, 0xc5c95a63), + new Word64(0x4ed8aa4a, 0xe3418acb), + new Word64(0x5b9cca4f, 0x7763e373), + new Word64(0x682e6ff3, 0xd6b2b8a3), + new Word64(0x748f82ee, 0x5defb2fc), + new Word64(0x78a5636f, 0x43172f60), + new Word64(0x84c87814, 0xa1f0ab72), + new Word64(0x8cc70208, 0x1a6439ec), + new Word64(0x90befffa, 0x23631e28), + new Word64(0xa4506ceb, 0xde82bde9), + new Word64(0xbef9a3f7, 0xb2c67915), + new Word64(0xc67178f2, 0xe372532b), + new Word64(0xca273ece, 0xea26619c), + new Word64(0xd186b8c7, 0x21c0c207), + new Word64(0xeada7dd6, 0xcde0eb1e), + new Word64(0xf57d4f7f, 0xee6ed178), + new Word64(0x06f067aa, 0x72176fba), + new Word64(0x0a637dc5, 0xa2c898a6), + new Word64(0x113f9804, 0xbef90dae), + new Word64(0x1b710b35, 0x131c471b), + new Word64(0x28db77f5, 0x23047d84), + new Word64(0x32caab7b, 0x40c72493), + new Word64(0x3c9ebe0a, 0x15c9bebc), + new Word64(0x431d67c4, 0x9c100d4c), + new Word64(0x4cc5d4be, 0xcb3e42b6), + new Word64(0x597f299c, 0xfc657e2a), + new Word64(0x5fcb6fab, 0x3ad6faec), + new Word64(0x6c44198c, 0x4a475817) + ]; + function hash(data, offset, length, mode384) { + mode384 = !!mode384; + var h0, h1, h2, h3, h4, h5, h6, h7; + if (!mode384) { + h0 = new Word64(0x6a09e667, 0xf3bcc908); + h1 = new Word64(0xbb67ae85, 0x84caa73b); + h2 = new Word64(0x3c6ef372, 0xfe94f82b); + h3 = new Word64(0xa54ff53a, 0x5f1d36f1); + h4 = new Word64(0x510e527f, 0xade682d1); + h5 = new Word64(0x9b05688c, 0x2b3e6c1f); + h6 = new Word64(0x1f83d9ab, 0xfb41bd6b); + h7 = new Word64(0x5be0cd19, 0x137e2179); + } else { + h0 = new Word64(0xcbbb9d5d, 0xc1059ed8); + h1 = new Word64(0x629a292a, 0x367cd507); + h2 = new Word64(0x9159015a, 0x3070dd17); + h3 = new Word64(0x152fecd8, 0xf70e5939); + h4 = new Word64(0x67332667, 0xffc00b31); + h5 = new Word64(0x8eb44a87, 0x68581511); + h6 = new Word64(0xdb0c2e0d, 0x64f98fa7); + h7 = new Word64(0x47b5481d, 0xbefa4fa4); + } + var paddedLength = Math.ceil((length + 17) / 128) * 128; + var padded = new Uint8Array(paddedLength); + var i, j, n; + for (i = 0; i < length; ++i) { + padded[i] = data[offset++]; + } + padded[i++] = 0x80; + n = paddedLength - 16; + while (i < n) { + padded[i++] = 0; + } + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = 0; + padded[i++] = length >>> 29 & 0xFF; + padded[i++] = length >> 21 & 0xFF; + padded[i++] = length >> 13 & 0xFF; + padded[i++] = length >> 5 & 0xFF; + padded[i++] = length << 3 & 0xFF; + var w = new Array(80); + for (i = 0; i < 80; i++) { + w[i] = new Word64(0, 0); + } + var a = new Word64(0, 0), b = new Word64(0, 0), c = new Word64(0, 0); + var d = new Word64(0, 0), e = new Word64(0, 0), f = new Word64(0, 0); + var g = new Word64(0, 0), h = new Word64(0, 0); + var t1 = new Word64(0, 0), t2 = new Word64(0, 0); + var tmp1 = new Word64(0, 0), tmp2 = new Word64(0, 0), tmp3; + for (i = 0; i < paddedLength;) { + for (j = 0; j < 16; ++j) { + w[j].high = padded[i] << 24 | padded[i + 1] << 16 | padded[i + 2] << 8 | padded[i + 3]; + w[j].low = padded[i + 4] << 24 | padded[i + 5] << 16 | padded[i + 6] << 8 | padded[i + 7]; + i += 8; + } + for (j = 16; j < 80; ++j) { + tmp3 = w[j]; + littleSigmaPrime(tmp3, w[j - 2], tmp2); + tmp3.add(w[j - 7]); + littleSigma(tmp1, w[j - 15], tmp2); + tmp3.add(tmp1); + tmp3.add(w[j - 16]); + } + a.assign(h0); + b.assign(h1); + c.assign(h2); + d.assign(h3); + e.assign(h4); + f.assign(h5); + g.assign(h6); + h.assign(h7); + for (j = 0; j < 80; ++j) { + t1.assign(h); + sigmaPrime(tmp1, e, tmp2); + t1.add(tmp1); + ch(tmp1, e, f, g, tmp2); + t1.add(tmp1); + t1.add(k[j]); + t1.add(w[j]); + sigma(t2, a, tmp2); + maj(tmp1, a, b, c, tmp2); + t2.add(tmp1); + tmp3 = h; + h = g; + g = f; + f = e; + d.add(t1); + e = d; + d = c; + c = b; + b = a; + tmp3.assign(t1); + tmp3.add(t2); + a = tmp3; + } + h0.add(a); + h1.add(b); + h2.add(c); + h3.add(d); + h4.add(e); + h5.add(f); + h6.add(g); + h7.add(h); + } + var result; + if (!mode384) { + result = new Uint8Array(64); + h0.copyTo(result, 0); + h1.copyTo(result, 8); + h2.copyTo(result, 16); + h3.copyTo(result, 24); + h4.copyTo(result, 32); + h5.copyTo(result, 40); + h6.copyTo(result, 48); + h7.copyTo(result, 56); + } else { + result = new Uint8Array(48); + h0.copyTo(result, 0); + h1.copyTo(result, 8); + h2.copyTo(result, 16); + h3.copyTo(result, 24); + h4.copyTo(result, 32); + h5.copyTo(result, 40); + } + return result; + } + return hash; + }(); + var calculateSHA384 = function calculateSHA384Closure() { + function hash(data, offset, length) { + return calculateSHA512(data, offset, length, true); + } + return hash; + }(); + var NullCipher = function NullCipherClosure() { + function NullCipher() { + } + NullCipher.prototype = { + decryptBlock: function NullCipher_decryptBlock(data) { + return data; + } + }; + return NullCipher; + }(); + var AES128Cipher = function AES128CipherClosure() { + var rcon = new Uint8Array([ + 0x8d, + 0x01, + 0x02, + 0x04, + 0x08, + 0x10, + 0x20, + 0x40, + 0x80, + 0x1b, + 0x36, + 0x6c, + 0xd8, + 0xab, + 0x4d, + 0x9a, + 0x2f, + 0x5e, + 0xbc, + 0x63, + 0xc6, + 0x97, + 0x35, + 0x6a, + 0xd4, + 0xb3, + 0x7d, + 0xfa, + 0xef, + 0xc5, + 0x91, + 0x39, + 0x72, + 0xe4, + 0xd3, + 0xbd, + 0x61, + 0xc2, + 0x9f, + 0x25, + 0x4a, + 0x94, + 0x33, + 0x66, + 0xcc, + 0x83, + 0x1d, + 0x3a, + 0x74, + 0xe8, + 0xcb, + 0x8d, + 0x01, + 0x02, + 0x04, + 0x08, + 0x10, + 0x20, + 0x40, + 0x80, + 0x1b, + 0x36, + 0x6c, + 0xd8, + 0xab, + 0x4d, + 0x9a, + 0x2f, + 0x5e, + 0xbc, + 0x63, + 0xc6, + 0x97, + 0x35, + 0x6a, + 0xd4, + 0xb3, + 0x7d, + 0xfa, + 0xef, + 0xc5, + 0x91, + 0x39, + 0x72, + 0xe4, + 0xd3, + 0xbd, + 0x61, + 0xc2, + 0x9f, + 0x25, + 0x4a, + 0x94, + 0x33, + 0x66, + 0xcc, + 0x83, + 0x1d, + 0x3a, + 0x74, + 0xe8, + 0xcb, + 0x8d, + 0x01, + 0x02, + 0x04, + 0x08, + 0x10, + 0x20, + 0x40, + 0x80, + 0x1b, + 0x36, + 0x6c, + 0xd8, + 0xab, + 0x4d, + 0x9a, + 0x2f, + 0x5e, + 0xbc, + 0x63, + 0xc6, + 0x97, + 0x35, + 0x6a, + 0xd4, + 0xb3, + 0x7d, + 0xfa, + 0xef, + 0xc5, + 0x91, + 0x39, + 0x72, + 0xe4, + 0xd3, + 0xbd, + 0x61, + 0xc2, + 0x9f, + 0x25, + 0x4a, + 0x94, + 0x33, + 0x66, + 0xcc, + 0x83, + 0x1d, + 0x3a, + 0x74, + 0xe8, + 0xcb, + 0x8d, + 0x01, + 0x02, + 0x04, + 0x08, + 0x10, + 0x20, + 0x40, + 0x80, + 0x1b, + 0x36, + 0x6c, + 0xd8, + 0xab, + 0x4d, + 0x9a, + 0x2f, + 0x5e, + 0xbc, + 0x63, + 0xc6, + 0x97, + 0x35, + 0x6a, + 0xd4, + 0xb3, + 0x7d, + 0xfa, + 0xef, + 0xc5, + 0x91, + 0x39, + 0x72, + 0xe4, + 0xd3, + 0xbd, + 0x61, + 0xc2, + 0x9f, + 0x25, + 0x4a, + 0x94, + 0x33, + 0x66, + 0xcc, + 0x83, + 0x1d, + 0x3a, + 0x74, + 0xe8, + 0xcb, + 0x8d, + 0x01, + 0x02, + 0x04, + 0x08, + 0x10, + 0x20, + 0x40, + 0x80, + 0x1b, + 0x36, + 0x6c, + 0xd8, + 0xab, + 0x4d, + 0x9a, + 0x2f, + 0x5e, + 0xbc, + 0x63, + 0xc6, + 0x97, + 0x35, + 0x6a, + 0xd4, + 0xb3, + 0x7d, + 0xfa, + 0xef, + 0xc5, + 0x91, + 0x39, + 0x72, + 0xe4, + 0xd3, + 0xbd, + 0x61, + 0xc2, + 0x9f, + 0x25, + 0x4a, + 0x94, + 0x33, + 0x66, + 0xcc, + 0x83, + 0x1d, + 0x3a, + 0x74, + 0xe8, + 0xcb, + 0x8d + ]); + var s = new Uint8Array([ + 0x63, + 0x7c, + 0x77, + 0x7b, + 0xf2, + 0x6b, + 0x6f, + 0xc5, + 0x30, + 0x01, + 0x67, + 0x2b, + 0xfe, + 0xd7, + 0xab, + 0x76, + 0xca, + 0x82, + 0xc9, + 0x7d, + 0xfa, + 0x59, + 0x47, + 0xf0, + 0xad, + 0xd4, + 0xa2, + 0xaf, + 0x9c, + 0xa4, + 0x72, + 0xc0, + 0xb7, + 0xfd, + 0x93, + 0x26, + 0x36, + 0x3f, + 0xf7, + 0xcc, + 0x34, + 0xa5, + 0xe5, + 0xf1, + 0x71, + 0xd8, + 0x31, + 0x15, + 0x04, + 0xc7, + 0x23, + 0xc3, + 0x18, + 0x96, + 0x05, + 0x9a, + 0x07, + 0x12, + 0x80, + 0xe2, + 0xeb, + 0x27, + 0xb2, + 0x75, + 0x09, + 0x83, + 0x2c, + 0x1a, + 0x1b, + 0x6e, + 0x5a, + 0xa0, + 0x52, + 0x3b, + 0xd6, + 0xb3, + 0x29, + 0xe3, + 0x2f, + 0x84, + 0x53, + 0xd1, + 0x00, + 0xed, + 0x20, + 0xfc, + 0xb1, + 0x5b, + 0x6a, + 0xcb, + 0xbe, + 0x39, + 0x4a, + 0x4c, + 0x58, + 0xcf, + 0xd0, + 0xef, + 0xaa, + 0xfb, + 0x43, + 0x4d, + 0x33, + 0x85, + 0x45, + 0xf9, + 0x02, + 0x7f, + 0x50, + 0x3c, + 0x9f, + 0xa8, + 0x51, + 0xa3, + 0x40, + 0x8f, + 0x92, + 0x9d, + 0x38, + 0xf5, + 0xbc, + 0xb6, + 0xda, + 0x21, + 0x10, + 0xff, + 0xf3, + 0xd2, + 0xcd, + 0x0c, + 0x13, + 0xec, + 0x5f, + 0x97, + 0x44, + 0x17, + 0xc4, + 0xa7, + 0x7e, + 0x3d, + 0x64, + 0x5d, + 0x19, + 0x73, + 0x60, + 0x81, + 0x4f, + 0xdc, + 0x22, + 0x2a, + 0x90, + 0x88, + 0x46, + 0xee, + 0xb8, + 0x14, + 0xde, + 0x5e, + 0x0b, + 0xdb, + 0xe0, + 0x32, + 0x3a, + 0x0a, + 0x49, + 0x06, + 0x24, + 0x5c, + 0xc2, + 0xd3, + 0xac, + 0x62, + 0x91, + 0x95, + 0xe4, + 0x79, + 0xe7, + 0xc8, + 0x37, + 0x6d, + 0x8d, + 0xd5, + 0x4e, + 0xa9, + 0x6c, + 0x56, + 0xf4, + 0xea, + 0x65, + 0x7a, + 0xae, + 0x08, + 0xba, + 0x78, + 0x25, + 0x2e, + 0x1c, + 0xa6, + 0xb4, + 0xc6, + 0xe8, + 0xdd, + 0x74, + 0x1f, + 0x4b, + 0xbd, + 0x8b, + 0x8a, + 0x70, + 0x3e, + 0xb5, + 0x66, + 0x48, + 0x03, + 0xf6, + 0x0e, + 0x61, + 0x35, + 0x57, + 0xb9, + 0x86, + 0xc1, + 0x1d, + 0x9e, + 0xe1, + 0xf8, + 0x98, + 0x11, + 0x69, + 0xd9, + 0x8e, + 0x94, + 0x9b, + 0x1e, + 0x87, + 0xe9, + 0xce, + 0x55, + 0x28, + 0xdf, + 0x8c, + 0xa1, + 0x89, + 0x0d, + 0xbf, + 0xe6, + 0x42, + 0x68, + 0x41, + 0x99, + 0x2d, + 0x0f, + 0xb0, + 0x54, + 0xbb, + 0x16 + ]); + var inv_s = new Uint8Array([ + 0x52, + 0x09, + 0x6a, + 0xd5, + 0x30, + 0x36, + 0xa5, + 0x38, + 0xbf, + 0x40, + 0xa3, + 0x9e, + 0x81, + 0xf3, + 0xd7, + 0xfb, + 0x7c, + 0xe3, + 0x39, + 0x82, + 0x9b, + 0x2f, + 0xff, + 0x87, + 0x34, + 0x8e, + 0x43, + 0x44, + 0xc4, + 0xde, + 0xe9, + 0xcb, + 0x54, + 0x7b, + 0x94, + 0x32, + 0xa6, + 0xc2, + 0x23, + 0x3d, + 0xee, + 0x4c, + 0x95, + 0x0b, + 0x42, + 0xfa, + 0xc3, + 0x4e, + 0x08, + 0x2e, + 0xa1, + 0x66, + 0x28, + 0xd9, + 0x24, + 0xb2, + 0x76, + 0x5b, + 0xa2, + 0x49, + 0x6d, + 0x8b, + 0xd1, + 0x25, + 0x72, + 0xf8, + 0xf6, + 0x64, + 0x86, + 0x68, + 0x98, + 0x16, + 0xd4, + 0xa4, + 0x5c, + 0xcc, + 0x5d, + 0x65, + 0xb6, + 0x92, + 0x6c, + 0x70, + 0x48, + 0x50, + 0xfd, + 0xed, + 0xb9, + 0xda, + 0x5e, + 0x15, + 0x46, + 0x57, + 0xa7, + 0x8d, + 0x9d, + 0x84, + 0x90, + 0xd8, + 0xab, + 0x00, + 0x8c, + 0xbc, + 0xd3, + 0x0a, + 0xf7, + 0xe4, + 0x58, + 0x05, + 0xb8, + 0xb3, + 0x45, + 0x06, + 0xd0, + 0x2c, + 0x1e, + 0x8f, + 0xca, + 0x3f, + 0x0f, + 0x02, + 0xc1, + 0xaf, + 0xbd, + 0x03, + 0x01, + 0x13, + 0x8a, + 0x6b, + 0x3a, + 0x91, + 0x11, + 0x41, + 0x4f, + 0x67, + 0xdc, + 0xea, + 0x97, + 0xf2, + 0xcf, + 0xce, + 0xf0, + 0xb4, + 0xe6, + 0x73, + 0x96, + 0xac, + 0x74, + 0x22, + 0xe7, + 0xad, + 0x35, + 0x85, + 0xe2, + 0xf9, + 0x37, + 0xe8, + 0x1c, + 0x75, + 0xdf, + 0x6e, + 0x47, + 0xf1, + 0x1a, + 0x71, + 0x1d, + 0x29, + 0xc5, + 0x89, + 0x6f, + 0xb7, + 0x62, + 0x0e, + 0xaa, + 0x18, + 0xbe, + 0x1b, + 0xfc, + 0x56, + 0x3e, + 0x4b, + 0xc6, + 0xd2, + 0x79, + 0x20, + 0x9a, + 0xdb, + 0xc0, + 0xfe, + 0x78, + 0xcd, + 0x5a, + 0xf4, + 0x1f, + 0xdd, + 0xa8, + 0x33, + 0x88, + 0x07, + 0xc7, + 0x31, + 0xb1, + 0x12, + 0x10, + 0x59, + 0x27, + 0x80, + 0xec, + 0x5f, + 0x60, + 0x51, + 0x7f, + 0xa9, + 0x19, + 0xb5, + 0x4a, + 0x0d, + 0x2d, + 0xe5, + 0x7a, + 0x9f, + 0x93, + 0xc9, + 0x9c, + 0xef, + 0xa0, + 0xe0, + 0x3b, + 0x4d, + 0xae, + 0x2a, + 0xf5, + 0xb0, + 0xc8, + 0xeb, + 0xbb, + 0x3c, + 0x83, + 0x53, + 0x99, + 0x61, + 0x17, + 0x2b, + 0x04, + 0x7e, + 0xba, + 0x77, + 0xd6, + 0x26, + 0xe1, + 0x69, + 0x14, + 0x63, + 0x55, + 0x21, + 0x0c, + 0x7d + ]); + var mixCol = new Uint8Array(256); + for (var i = 0; i < 256; i++) { + if (i < 128) { + mixCol[i] = i << 1; + } else { + mixCol[i] = i << 1 ^ 0x1b; + } + } + var mix = new Uint32Array([ + 0x00000000, + 0x0e090d0b, + 0x1c121a16, + 0x121b171d, + 0x3824342c, + 0x362d3927, + 0x24362e3a, + 0x2a3f2331, + 0x70486858, + 0x7e416553, + 0x6c5a724e, + 0x62537f45, + 0x486c5c74, + 0x4665517f, + 0x547e4662, + 0x5a774b69, + 0xe090d0b0, + 0xee99ddbb, + 0xfc82caa6, + 0xf28bc7ad, + 0xd8b4e49c, + 0xd6bde997, + 0xc4a6fe8a, + 0xcaaff381, + 0x90d8b8e8, + 0x9ed1b5e3, + 0x8ccaa2fe, + 0x82c3aff5, + 0xa8fc8cc4, + 0xa6f581cf, + 0xb4ee96d2, + 0xbae79bd9, + 0xdb3bbb7b, + 0xd532b670, + 0xc729a16d, + 0xc920ac66, + 0xe31f8f57, + 0xed16825c, + 0xff0d9541, + 0xf104984a, + 0xab73d323, + 0xa57ade28, + 0xb761c935, + 0xb968c43e, + 0x9357e70f, + 0x9d5eea04, + 0x8f45fd19, + 0x814cf012, + 0x3bab6bcb, + 0x35a266c0, + 0x27b971dd, + 0x29b07cd6, + 0x038f5fe7, + 0x0d8652ec, + 0x1f9d45f1, + 0x119448fa, + 0x4be30393, + 0x45ea0e98, + 0x57f11985, + 0x59f8148e, + 0x73c737bf, + 0x7dce3ab4, + 0x6fd52da9, + 0x61dc20a2, + 0xad766df6, + 0xa37f60fd, + 0xb16477e0, + 0xbf6d7aeb, + 0x955259da, + 0x9b5b54d1, + 0x894043cc, + 0x87494ec7, + 0xdd3e05ae, + 0xd33708a5, + 0xc12c1fb8, + 0xcf2512b3, + 0xe51a3182, + 0xeb133c89, + 0xf9082b94, + 0xf701269f, + 0x4de6bd46, + 0x43efb04d, + 0x51f4a750, + 0x5ffdaa5b, + 0x75c2896a, + 0x7bcb8461, + 0x69d0937c, + 0x67d99e77, + 0x3daed51e, + 0x33a7d815, + 0x21bccf08, + 0x2fb5c203, + 0x058ae132, + 0x0b83ec39, + 0x1998fb24, + 0x1791f62f, + 0x764dd68d, + 0x7844db86, + 0x6a5fcc9b, + 0x6456c190, + 0x4e69e2a1, + 0x4060efaa, + 0x527bf8b7, + 0x5c72f5bc, + 0x0605bed5, + 0x080cb3de, + 0x1a17a4c3, + 0x141ea9c8, + 0x3e218af9, + 0x302887f2, + 0x223390ef, + 0x2c3a9de4, + 0x96dd063d, + 0x98d40b36, + 0x8acf1c2b, + 0x84c61120, + 0xaef93211, + 0xa0f03f1a, + 0xb2eb2807, + 0xbce2250c, + 0xe6956e65, + 0xe89c636e, + 0xfa877473, + 0xf48e7978, + 0xdeb15a49, + 0xd0b85742, + 0xc2a3405f, + 0xccaa4d54, + 0x41ecdaf7, + 0x4fe5d7fc, + 0x5dfec0e1, + 0x53f7cdea, + 0x79c8eedb, + 0x77c1e3d0, + 0x65daf4cd, + 0x6bd3f9c6, + 0x31a4b2af, + 0x3fadbfa4, + 0x2db6a8b9, + 0x23bfa5b2, + 0x09808683, + 0x07898b88, + 0x15929c95, + 0x1b9b919e, + 0xa17c0a47, + 0xaf75074c, + 0xbd6e1051, + 0xb3671d5a, + 0x99583e6b, + 0x97513360, + 0x854a247d, + 0x8b432976, + 0xd134621f, + 0xdf3d6f14, + 0xcd267809, + 0xc32f7502, + 0xe9105633, + 0xe7195b38, + 0xf5024c25, + 0xfb0b412e, + 0x9ad7618c, + 0x94de6c87, + 0x86c57b9a, + 0x88cc7691, + 0xa2f355a0, + 0xacfa58ab, + 0xbee14fb6, + 0xb0e842bd, + 0xea9f09d4, + 0xe49604df, + 0xf68d13c2, + 0xf8841ec9, + 0xd2bb3df8, + 0xdcb230f3, + 0xcea927ee, + 0xc0a02ae5, + 0x7a47b13c, + 0x744ebc37, + 0x6655ab2a, + 0x685ca621, + 0x42638510, + 0x4c6a881b, + 0x5e719f06, + 0x5078920d, + 0x0a0fd964, + 0x0406d46f, + 0x161dc372, + 0x1814ce79, + 0x322bed48, + 0x3c22e043, + 0x2e39f75e, + 0x2030fa55, + 0xec9ab701, + 0xe293ba0a, + 0xf088ad17, + 0xfe81a01c, + 0xd4be832d, + 0xdab78e26, + 0xc8ac993b, + 0xc6a59430, + 0x9cd2df59, + 0x92dbd252, + 0x80c0c54f, + 0x8ec9c844, + 0xa4f6eb75, + 0xaaffe67e, + 0xb8e4f163, + 0xb6edfc68, + 0x0c0a67b1, + 0x02036aba, + 0x10187da7, + 0x1e1170ac, + 0x342e539d, + 0x3a275e96, + 0x283c498b, + 0x26354480, + 0x7c420fe9, + 0x724b02e2, + 0x605015ff, + 0x6e5918f4, + 0x44663bc5, + 0x4a6f36ce, + 0x587421d3, + 0x567d2cd8, + 0x37a10c7a, + 0x39a80171, + 0x2bb3166c, + 0x25ba1b67, + 0x0f853856, + 0x018c355d, + 0x13972240, + 0x1d9e2f4b, + 0x47e96422, + 0x49e06929, + 0x5bfb7e34, + 0x55f2733f, + 0x7fcd500e, + 0x71c45d05, + 0x63df4a18, + 0x6dd64713, + 0xd731dcca, + 0xd938d1c1, + 0xcb23c6dc, + 0xc52acbd7, + 0xef15e8e6, + 0xe11ce5ed, + 0xf307f2f0, + 0xfd0efffb, + 0xa779b492, + 0xa970b999, + 0xbb6bae84, + 0xb562a38f, + 0x9f5d80be, + 0x91548db5, + 0x834f9aa8, + 0x8d4697a3 + ]); + function expandKey128(cipherKey) { + var b = 176, result = new Uint8Array(b); + result.set(cipherKey); + for (var j = 16, i = 1; j < b; ++i) { + var t1 = result[j - 3], t2 = result[j - 2], t3 = result[j - 1], t4 = result[j - 4]; + t1 = s[t1]; + t2 = s[t2]; + t3 = s[t3]; + t4 = s[t4]; + t1 = t1 ^ rcon[i]; + for (var n = 0; n < 4; ++n) { + result[j] = t1 ^= result[j - 16]; + j++; + result[j] = t2 ^= result[j - 16]; + j++; + result[j] = t3 ^= result[j - 16]; + j++; + result[j] = t4 ^= result[j - 16]; + j++; + } + } + return result; + } + function decrypt128(input, key) { + var state = new Uint8Array(16); + state.set(input); + var i, j, k; + var t, u, v; + for (j = 0, k = 160; j < 16; ++j, ++k) { + state[j] ^= key[k]; + } + for (i = 9; i >= 1; --i) { + t = state[13]; + state[13] = state[9]; + state[9] = state[5]; + state[5] = state[1]; + state[1] = t; + t = state[14]; + u = state[10]; + state[14] = state[6]; + state[10] = state[2]; + state[6] = t; + state[2] = u; + t = state[15]; + u = state[11]; + v = state[7]; + state[15] = state[3]; + state[11] = t; + state[7] = u; + state[3] = v; + for (j = 0; j < 16; ++j) { + state[j] = inv_s[state[j]]; + } + for (j = 0, k = i * 16; j < 16; ++j, ++k) { + state[j] ^= key[k]; + } + for (j = 0; j < 16; j += 4) { + var s0 = mix[state[j]], s1 = mix[state[j + 1]], s2 = mix[state[j + 2]], s3 = mix[state[j + 3]]; + t = s0 ^ s1 >>> 8 ^ s1 << 24 ^ s2 >>> 16 ^ s2 << 16 ^ s3 >>> 24 ^ s3 << 8; + state[j] = t >>> 24 & 0xFF; + state[j + 1] = t >> 16 & 0xFF; + state[j + 2] = t >> 8 & 0xFF; + state[j + 3] = t & 0xFF; + } + } + t = state[13]; + state[13] = state[9]; + state[9] = state[5]; + state[5] = state[1]; + state[1] = t; + t = state[14]; + u = state[10]; + state[14] = state[6]; + state[10] = state[2]; + state[6] = t; + state[2] = u; + t = state[15]; + u = state[11]; + v = state[7]; + state[15] = state[3]; + state[11] = t; + state[7] = u; + state[3] = v; + for (j = 0; j < 16; ++j) { + state[j] = inv_s[state[j]]; + state[j] ^= key[j]; + } + return state; + } + function encrypt128(input, key) { + var t, u, v, k; + var state = new Uint8Array(16); + state.set(input); + for (j = 0; j < 16; ++j) { + state[j] ^= key[j]; + } + for (i = 1; i < 10; i++) { + for (j = 0; j < 16; ++j) { + state[j] = s[state[j]]; + } + v = state[1]; + state[1] = state[5]; + state[5] = state[9]; + state[9] = state[13]; + state[13] = v; + v = state[2]; + u = state[6]; + state[2] = state[10]; + state[6] = state[14]; + state[10] = v; + state[14] = u; + v = state[3]; + u = state[7]; + t = state[11]; + state[3] = state[15]; + state[7] = v; + state[11] = u; + state[15] = t; + for (var j = 0; j < 16; j += 4) { + var s0 = state[j + 0], s1 = state[j + 1]; + var s2 = state[j + 2], s3 = state[j + 3]; + t = s0 ^ s1 ^ s2 ^ s3; + state[j + 0] ^= t ^ mixCol[s0 ^ s1]; + state[j + 1] ^= t ^ mixCol[s1 ^ s2]; + state[j + 2] ^= t ^ mixCol[s2 ^ s3]; + state[j + 3] ^= t ^ mixCol[s3 ^ s0]; + } + for (j = 0, k = i * 16; j < 16; ++j, ++k) { + state[j] ^= key[k]; + } + } + for (j = 0; j < 16; ++j) { + state[j] = s[state[j]]; + } + v = state[1]; + state[1] = state[5]; + state[5] = state[9]; + state[9] = state[13]; + state[13] = v; + v = state[2]; + u = state[6]; + state[2] = state[10]; + state[6] = state[14]; + state[10] = v; + state[14] = u; + v = state[3]; + u = state[7]; + t = state[11]; + state[3] = state[15]; + state[7] = v; + state[11] = u; + state[15] = t; + for (j = 0, k = 160; j < 16; ++j, ++k) { + state[j] ^= key[k]; + } + return state; + } + function AES128Cipher(key) { + this.key = expandKey128(key); + this.buffer = new Uint8Array(16); + this.bufferPosition = 0; + } + function decryptBlock2(data, finalize) { + var i, j, ii, sourceLength = data.length, buffer = this.buffer, bufferLength = this.bufferPosition, result = [], iv = this.iv; + for (i = 0; i < sourceLength; ++i) { + buffer[bufferLength] = data[i]; + ++bufferLength; + if (bufferLength < 16) { + continue; + } + var plain = decrypt128(buffer, this.key); + for (j = 0; j < 16; ++j) { + plain[j] ^= iv[j]; + } + iv = buffer; + result.push(plain); + buffer = new Uint8Array(16); + bufferLength = 0; + } + this.buffer = buffer; + this.bufferLength = bufferLength; + this.iv = iv; + if (result.length === 0) { + return new Uint8Array([]); + } + var outputLength = 16 * result.length; + if (finalize) { + var lastBlock = result[result.length - 1]; + var psLen = lastBlock[15]; + if (psLen <= 16) { + for (i = 15, ii = 16 - psLen; i >= ii; --i) { + if (lastBlock[i] !== psLen) { + psLen = 0; + break; + } + } + outputLength -= psLen; + result[result.length - 1] = lastBlock.subarray(0, 16 - psLen); + } + } + var output = new Uint8Array(outputLength); + for (i = 0, j = 0, ii = result.length; i < ii; ++i, j += 16) { + output.set(result[i], j); + } + return output; + } + AES128Cipher.prototype = { + decryptBlock: function AES128Cipher_decryptBlock(data, finalize) { + var i, sourceLength = data.length; + var buffer = this.buffer, bufferLength = this.bufferPosition; + for (i = 0; bufferLength < 16 && i < sourceLength; ++i, ++bufferLength) { + buffer[bufferLength] = data[i]; + } + if (bufferLength < 16) { + this.bufferLength = bufferLength; + return new Uint8Array([]); + } + this.iv = buffer; + this.buffer = new Uint8Array(16); + this.bufferLength = 0; + this.decryptBlock = decryptBlock2; + return this.decryptBlock(data.subarray(16), finalize); + }, + encrypt: function AES128Cipher_encrypt(data, iv) { + var i, j, ii, sourceLength = data.length, buffer = this.buffer, bufferLength = this.bufferPosition, result = []; + if (!iv) { + iv = new Uint8Array(16); + } + for (i = 0; i < sourceLength; ++i) { + buffer[bufferLength] = data[i]; + ++bufferLength; + if (bufferLength < 16) { + continue; + } + for (j = 0; j < 16; ++j) { + buffer[j] ^= iv[j]; + } + var cipher = encrypt128(buffer, this.key); + iv = cipher; + result.push(cipher); + buffer = new Uint8Array(16); + bufferLength = 0; + } + this.buffer = buffer; + this.bufferLength = bufferLength; + this.iv = iv; + if (result.length === 0) { + return new Uint8Array([]); + } + var outputLength = 16 * result.length; + var output = new Uint8Array(outputLength); + for (i = 0, j = 0, ii = result.length; i < ii; ++i, j += 16) { + output.set(result[i], j); + } + return output; + } + }; + return AES128Cipher; + }(); + var AES256Cipher = function AES256CipherClosure() { + var rcon = new Uint8Array([ + 0x8d, + 0x01, + 0x02, + 0x04, + 0x08, + 0x10, + 0x20, + 0x40, + 0x80, + 0x1b, + 0x36, + 0x6c, + 0xd8, + 0xab, + 0x4d, + 0x9a, + 0x2f, + 0x5e, + 0xbc, + 0x63, + 0xc6, + 0x97, + 0x35, + 0x6a, + 0xd4, + 0xb3, + 0x7d, + 0xfa, + 0xef, + 0xc5, + 0x91, + 0x39, + 0x72, + 0xe4, + 0xd3, + 0xbd, + 0x61, + 0xc2, + 0x9f, + 0x25, + 0x4a, + 0x94, + 0x33, + 0x66, + 0xcc, + 0x83, + 0x1d, + 0x3a, + 0x74, + 0xe8, + 0xcb, + 0x8d, + 0x01, + 0x02, + 0x04, + 0x08, + 0x10, + 0x20, + 0x40, + 0x80, + 0x1b, + 0x36, + 0x6c, + 0xd8, + 0xab, + 0x4d, + 0x9a, + 0x2f, + 0x5e, + 0xbc, + 0x63, + 0xc6, + 0x97, + 0x35, + 0x6a, + 0xd4, + 0xb3, + 0x7d, + 0xfa, + 0xef, + 0xc5, + 0x91, + 0x39, + 0x72, + 0xe4, + 0xd3, + 0xbd, + 0x61, + 0xc2, + 0x9f, + 0x25, + 0x4a, + 0x94, + 0x33, + 0x66, + 0xcc, + 0x83, + 0x1d, + 0x3a, + 0x74, + 0xe8, + 0xcb, + 0x8d, + 0x01, + 0x02, + 0x04, + 0x08, + 0x10, + 0x20, + 0x40, + 0x80, + 0x1b, + 0x36, + 0x6c, + 0xd8, + 0xab, + 0x4d, + 0x9a, + 0x2f, + 0x5e, + 0xbc, + 0x63, + 0xc6, + 0x97, + 0x35, + 0x6a, + 0xd4, + 0xb3, + 0x7d, + 0xfa, + 0xef, + 0xc5, + 0x91, + 0x39, + 0x72, + 0xe4, + 0xd3, + 0xbd, + 0x61, + 0xc2, + 0x9f, + 0x25, + 0x4a, + 0x94, + 0x33, + 0x66, + 0xcc, + 0x83, + 0x1d, + 0x3a, + 0x74, + 0xe8, + 0xcb, + 0x8d, + 0x01, + 0x02, + 0x04, + 0x08, + 0x10, + 0x20, + 0x40, + 0x80, + 0x1b, + 0x36, + 0x6c, + 0xd8, + 0xab, + 0x4d, + 0x9a, + 0x2f, + 0x5e, + 0xbc, + 0x63, + 0xc6, + 0x97, + 0x35, + 0x6a, + 0xd4, + 0xb3, + 0x7d, + 0xfa, + 0xef, + 0xc5, + 0x91, + 0x39, + 0x72, + 0xe4, + 0xd3, + 0xbd, + 0x61, + 0xc2, + 0x9f, + 0x25, + 0x4a, + 0x94, + 0x33, + 0x66, + 0xcc, + 0x83, + 0x1d, + 0x3a, + 0x74, + 0xe8, + 0xcb, + 0x8d, + 0x01, + 0x02, + 0x04, + 0x08, + 0x10, + 0x20, + 0x40, + 0x80, + 0x1b, + 0x36, + 0x6c, + 0xd8, + 0xab, + 0x4d, + 0x9a, + 0x2f, + 0x5e, + 0xbc, + 0x63, + 0xc6, + 0x97, + 0x35, + 0x6a, + 0xd4, + 0xb3, + 0x7d, + 0xfa, + 0xef, + 0xc5, + 0x91, + 0x39, + 0x72, + 0xe4, + 0xd3, + 0xbd, + 0x61, + 0xc2, + 0x9f, + 0x25, + 0x4a, + 0x94, + 0x33, + 0x66, + 0xcc, + 0x83, + 0x1d, + 0x3a, + 0x74, + 0xe8, + 0xcb, + 0x8d + ]); + var s = new Uint8Array([ + 0x63, + 0x7c, + 0x77, + 0x7b, + 0xf2, + 0x6b, + 0x6f, + 0xc5, + 0x30, + 0x01, + 0x67, + 0x2b, + 0xfe, + 0xd7, + 0xab, + 0x76, + 0xca, + 0x82, + 0xc9, + 0x7d, + 0xfa, + 0x59, + 0x47, + 0xf0, + 0xad, + 0xd4, + 0xa2, + 0xaf, + 0x9c, + 0xa4, + 0x72, + 0xc0, + 0xb7, + 0xfd, + 0x93, + 0x26, + 0x36, + 0x3f, + 0xf7, + 0xcc, + 0x34, + 0xa5, + 0xe5, + 0xf1, + 0x71, + 0xd8, + 0x31, + 0x15, + 0x04, + 0xc7, + 0x23, + 0xc3, + 0x18, + 0x96, + 0x05, + 0x9a, + 0x07, + 0x12, + 0x80, + 0xe2, + 0xeb, + 0x27, + 0xb2, + 0x75, + 0x09, + 0x83, + 0x2c, + 0x1a, + 0x1b, + 0x6e, + 0x5a, + 0xa0, + 0x52, + 0x3b, + 0xd6, + 0xb3, + 0x29, + 0xe3, + 0x2f, + 0x84, + 0x53, + 0xd1, + 0x00, + 0xed, + 0x20, + 0xfc, + 0xb1, + 0x5b, + 0x6a, + 0xcb, + 0xbe, + 0x39, + 0x4a, + 0x4c, + 0x58, + 0xcf, + 0xd0, + 0xef, + 0xaa, + 0xfb, + 0x43, + 0x4d, + 0x33, + 0x85, + 0x45, + 0xf9, + 0x02, + 0x7f, + 0x50, + 0x3c, + 0x9f, + 0xa8, + 0x51, + 0xa3, + 0x40, + 0x8f, + 0x92, + 0x9d, + 0x38, + 0xf5, + 0xbc, + 0xb6, + 0xda, + 0x21, + 0x10, + 0xff, + 0xf3, + 0xd2, + 0xcd, + 0x0c, + 0x13, + 0xec, + 0x5f, + 0x97, + 0x44, + 0x17, + 0xc4, + 0xa7, + 0x7e, + 0x3d, + 0x64, + 0x5d, + 0x19, + 0x73, + 0x60, + 0x81, + 0x4f, + 0xdc, + 0x22, + 0x2a, + 0x90, + 0x88, + 0x46, + 0xee, + 0xb8, + 0x14, + 0xde, + 0x5e, + 0x0b, + 0xdb, + 0xe0, + 0x32, + 0x3a, + 0x0a, + 0x49, + 0x06, + 0x24, + 0x5c, + 0xc2, + 0xd3, + 0xac, + 0x62, + 0x91, + 0x95, + 0xe4, + 0x79, + 0xe7, + 0xc8, + 0x37, + 0x6d, + 0x8d, + 0xd5, + 0x4e, + 0xa9, + 0x6c, + 0x56, + 0xf4, + 0xea, + 0x65, + 0x7a, + 0xae, + 0x08, + 0xba, + 0x78, + 0x25, + 0x2e, + 0x1c, + 0xa6, + 0xb4, + 0xc6, + 0xe8, + 0xdd, + 0x74, + 0x1f, + 0x4b, + 0xbd, + 0x8b, + 0x8a, + 0x70, + 0x3e, + 0xb5, + 0x66, + 0x48, + 0x03, + 0xf6, + 0x0e, + 0x61, + 0x35, + 0x57, + 0xb9, + 0x86, + 0xc1, + 0x1d, + 0x9e, + 0xe1, + 0xf8, + 0x98, + 0x11, + 0x69, + 0xd9, + 0x8e, + 0x94, + 0x9b, + 0x1e, + 0x87, + 0xe9, + 0xce, + 0x55, + 0x28, + 0xdf, + 0x8c, + 0xa1, + 0x89, + 0x0d, + 0xbf, + 0xe6, + 0x42, + 0x68, + 0x41, + 0x99, + 0x2d, + 0x0f, + 0xb0, + 0x54, + 0xbb, + 0x16 + ]); + var inv_s = new Uint8Array([ + 0x52, + 0x09, + 0x6a, + 0xd5, + 0x30, + 0x36, + 0xa5, + 0x38, + 0xbf, + 0x40, + 0xa3, + 0x9e, + 0x81, + 0xf3, + 0xd7, + 0xfb, + 0x7c, + 0xe3, + 0x39, + 0x82, + 0x9b, + 0x2f, + 0xff, + 0x87, + 0x34, + 0x8e, + 0x43, + 0x44, + 0xc4, + 0xde, + 0xe9, + 0xcb, + 0x54, + 0x7b, + 0x94, + 0x32, + 0xa6, + 0xc2, + 0x23, + 0x3d, + 0xee, + 0x4c, + 0x95, + 0x0b, + 0x42, + 0xfa, + 0xc3, + 0x4e, + 0x08, + 0x2e, + 0xa1, + 0x66, + 0x28, + 0xd9, + 0x24, + 0xb2, + 0x76, + 0x5b, + 0xa2, + 0x49, + 0x6d, + 0x8b, + 0xd1, + 0x25, + 0x72, + 0xf8, + 0xf6, + 0x64, + 0x86, + 0x68, + 0x98, + 0x16, + 0xd4, + 0xa4, + 0x5c, + 0xcc, + 0x5d, + 0x65, + 0xb6, + 0x92, + 0x6c, + 0x70, + 0x48, + 0x50, + 0xfd, + 0xed, + 0xb9, + 0xda, + 0x5e, + 0x15, + 0x46, + 0x57, + 0xa7, + 0x8d, + 0x9d, + 0x84, + 0x90, + 0xd8, + 0xab, + 0x00, + 0x8c, + 0xbc, + 0xd3, + 0x0a, + 0xf7, + 0xe4, + 0x58, + 0x05, + 0xb8, + 0xb3, + 0x45, + 0x06, + 0xd0, + 0x2c, + 0x1e, + 0x8f, + 0xca, + 0x3f, + 0x0f, + 0x02, + 0xc1, + 0xaf, + 0xbd, + 0x03, + 0x01, + 0x13, + 0x8a, + 0x6b, + 0x3a, + 0x91, + 0x11, + 0x41, + 0x4f, + 0x67, + 0xdc, + 0xea, + 0x97, + 0xf2, + 0xcf, + 0xce, + 0xf0, + 0xb4, + 0xe6, + 0x73, + 0x96, + 0xac, + 0x74, + 0x22, + 0xe7, + 0xad, + 0x35, + 0x85, + 0xe2, + 0xf9, + 0x37, + 0xe8, + 0x1c, + 0x75, + 0xdf, + 0x6e, + 0x47, + 0xf1, + 0x1a, + 0x71, + 0x1d, + 0x29, + 0xc5, + 0x89, + 0x6f, + 0xb7, + 0x62, + 0x0e, + 0xaa, + 0x18, + 0xbe, + 0x1b, + 0xfc, + 0x56, + 0x3e, + 0x4b, + 0xc6, + 0xd2, + 0x79, + 0x20, + 0x9a, + 0xdb, + 0xc0, + 0xfe, + 0x78, + 0xcd, + 0x5a, + 0xf4, + 0x1f, + 0xdd, + 0xa8, + 0x33, + 0x88, + 0x07, + 0xc7, + 0x31, + 0xb1, + 0x12, + 0x10, + 0x59, + 0x27, + 0x80, + 0xec, + 0x5f, + 0x60, + 0x51, + 0x7f, + 0xa9, + 0x19, + 0xb5, + 0x4a, + 0x0d, + 0x2d, + 0xe5, + 0x7a, + 0x9f, + 0x93, + 0xc9, + 0x9c, + 0xef, + 0xa0, + 0xe0, + 0x3b, + 0x4d, + 0xae, + 0x2a, + 0xf5, + 0xb0, + 0xc8, + 0xeb, + 0xbb, + 0x3c, + 0x83, + 0x53, + 0x99, + 0x61, + 0x17, + 0x2b, + 0x04, + 0x7e, + 0xba, + 0x77, + 0xd6, + 0x26, + 0xe1, + 0x69, + 0x14, + 0x63, + 0x55, + 0x21, + 0x0c, + 0x7d + ]); + var mixCol = new Uint8Array(256); + for (var i = 0; i < 256; i++) { + if (i < 128) { + mixCol[i] = i << 1; + } else { + mixCol[i] = i << 1 ^ 0x1b; + } + } + var mix = new Uint32Array([ + 0x00000000, + 0x0e090d0b, + 0x1c121a16, + 0x121b171d, + 0x3824342c, + 0x362d3927, + 0x24362e3a, + 0x2a3f2331, + 0x70486858, + 0x7e416553, + 0x6c5a724e, + 0x62537f45, + 0x486c5c74, + 0x4665517f, + 0x547e4662, + 0x5a774b69, + 0xe090d0b0, + 0xee99ddbb, + 0xfc82caa6, + 0xf28bc7ad, + 0xd8b4e49c, + 0xd6bde997, + 0xc4a6fe8a, + 0xcaaff381, + 0x90d8b8e8, + 0x9ed1b5e3, + 0x8ccaa2fe, + 0x82c3aff5, + 0xa8fc8cc4, + 0xa6f581cf, + 0xb4ee96d2, + 0xbae79bd9, + 0xdb3bbb7b, + 0xd532b670, + 0xc729a16d, + 0xc920ac66, + 0xe31f8f57, + 0xed16825c, + 0xff0d9541, + 0xf104984a, + 0xab73d323, + 0xa57ade28, + 0xb761c935, + 0xb968c43e, + 0x9357e70f, + 0x9d5eea04, + 0x8f45fd19, + 0x814cf012, + 0x3bab6bcb, + 0x35a266c0, + 0x27b971dd, + 0x29b07cd6, + 0x038f5fe7, + 0x0d8652ec, + 0x1f9d45f1, + 0x119448fa, + 0x4be30393, + 0x45ea0e98, + 0x57f11985, + 0x59f8148e, + 0x73c737bf, + 0x7dce3ab4, + 0x6fd52da9, + 0x61dc20a2, + 0xad766df6, + 0xa37f60fd, + 0xb16477e0, + 0xbf6d7aeb, + 0x955259da, + 0x9b5b54d1, + 0x894043cc, + 0x87494ec7, + 0xdd3e05ae, + 0xd33708a5, + 0xc12c1fb8, + 0xcf2512b3, + 0xe51a3182, + 0xeb133c89, + 0xf9082b94, + 0xf701269f, + 0x4de6bd46, + 0x43efb04d, + 0x51f4a750, + 0x5ffdaa5b, + 0x75c2896a, + 0x7bcb8461, + 0x69d0937c, + 0x67d99e77, + 0x3daed51e, + 0x33a7d815, + 0x21bccf08, + 0x2fb5c203, + 0x058ae132, + 0x0b83ec39, + 0x1998fb24, + 0x1791f62f, + 0x764dd68d, + 0x7844db86, + 0x6a5fcc9b, + 0x6456c190, + 0x4e69e2a1, + 0x4060efaa, + 0x527bf8b7, + 0x5c72f5bc, + 0x0605bed5, + 0x080cb3de, + 0x1a17a4c3, + 0x141ea9c8, + 0x3e218af9, + 0x302887f2, + 0x223390ef, + 0x2c3a9de4, + 0x96dd063d, + 0x98d40b36, + 0x8acf1c2b, + 0x84c61120, + 0xaef93211, + 0xa0f03f1a, + 0xb2eb2807, + 0xbce2250c, + 0xe6956e65, + 0xe89c636e, + 0xfa877473, + 0xf48e7978, + 0xdeb15a49, + 0xd0b85742, + 0xc2a3405f, + 0xccaa4d54, + 0x41ecdaf7, + 0x4fe5d7fc, + 0x5dfec0e1, + 0x53f7cdea, + 0x79c8eedb, + 0x77c1e3d0, + 0x65daf4cd, + 0x6bd3f9c6, + 0x31a4b2af, + 0x3fadbfa4, + 0x2db6a8b9, + 0x23bfa5b2, + 0x09808683, + 0x07898b88, + 0x15929c95, + 0x1b9b919e, + 0xa17c0a47, + 0xaf75074c, + 0xbd6e1051, + 0xb3671d5a, + 0x99583e6b, + 0x97513360, + 0x854a247d, + 0x8b432976, + 0xd134621f, + 0xdf3d6f14, + 0xcd267809, + 0xc32f7502, + 0xe9105633, + 0xe7195b38, + 0xf5024c25, + 0xfb0b412e, + 0x9ad7618c, + 0x94de6c87, + 0x86c57b9a, + 0x88cc7691, + 0xa2f355a0, + 0xacfa58ab, + 0xbee14fb6, + 0xb0e842bd, + 0xea9f09d4, + 0xe49604df, + 0xf68d13c2, + 0xf8841ec9, + 0xd2bb3df8, + 0xdcb230f3, + 0xcea927ee, + 0xc0a02ae5, + 0x7a47b13c, + 0x744ebc37, + 0x6655ab2a, + 0x685ca621, + 0x42638510, + 0x4c6a881b, + 0x5e719f06, + 0x5078920d, + 0x0a0fd964, + 0x0406d46f, + 0x161dc372, + 0x1814ce79, + 0x322bed48, + 0x3c22e043, + 0x2e39f75e, + 0x2030fa55, + 0xec9ab701, + 0xe293ba0a, + 0xf088ad17, + 0xfe81a01c, + 0xd4be832d, + 0xdab78e26, + 0xc8ac993b, + 0xc6a59430, + 0x9cd2df59, + 0x92dbd252, + 0x80c0c54f, + 0x8ec9c844, + 0xa4f6eb75, + 0xaaffe67e, + 0xb8e4f163, + 0xb6edfc68, + 0x0c0a67b1, + 0x02036aba, + 0x10187da7, + 0x1e1170ac, + 0x342e539d, + 0x3a275e96, + 0x283c498b, + 0x26354480, + 0x7c420fe9, + 0x724b02e2, + 0x605015ff, + 0x6e5918f4, + 0x44663bc5, + 0x4a6f36ce, + 0x587421d3, + 0x567d2cd8, + 0x37a10c7a, + 0x39a80171, + 0x2bb3166c, + 0x25ba1b67, + 0x0f853856, + 0x018c355d, + 0x13972240, + 0x1d9e2f4b, + 0x47e96422, + 0x49e06929, + 0x5bfb7e34, + 0x55f2733f, + 0x7fcd500e, + 0x71c45d05, + 0x63df4a18, + 0x6dd64713, + 0xd731dcca, + 0xd938d1c1, + 0xcb23c6dc, + 0xc52acbd7, + 0xef15e8e6, + 0xe11ce5ed, + 0xf307f2f0, + 0xfd0efffb, + 0xa779b492, + 0xa970b999, + 0xbb6bae84, + 0xb562a38f, + 0x9f5d80be, + 0x91548db5, + 0x834f9aa8, + 0x8d4697a3 + ]); + function expandKey256(cipherKey) { + var b = 240, result = new Uint8Array(b); + var r = 1; + result.set(cipherKey); + for (var j = 32, i = 1; j < b; ++i) { + if (j % 32 === 16) { + t1 = s[t1]; + t2 = s[t2]; + t3 = s[t3]; + t4 = s[t4]; + } else if (j % 32 === 0) { + var t1 = result[j - 3], t2 = result[j - 2], t3 = result[j - 1], t4 = result[j - 4]; + t1 = s[t1]; + t2 = s[t2]; + t3 = s[t3]; + t4 = s[t4]; + t1 = t1 ^ r; + if ((r <<= 1) >= 256) { + r = (r ^ 0x1b) & 0xFF; + } + } + for (var n = 0; n < 4; ++n) { + result[j] = t1 ^= result[j - 32]; + j++; + result[j] = t2 ^= result[j - 32]; + j++; + result[j] = t3 ^= result[j - 32]; + j++; + result[j] = t4 ^= result[j - 32]; + j++; + } + } + return result; + } + function decrypt256(input, key) { + var state = new Uint8Array(16); + state.set(input); + var i, j, k; + var t, u, v; + for (j = 0, k = 224; j < 16; ++j, ++k) { + state[j] ^= key[k]; + } + for (i = 13; i >= 1; --i) { + t = state[13]; + state[13] = state[9]; + state[9] = state[5]; + state[5] = state[1]; + state[1] = t; + t = state[14]; + u = state[10]; + state[14] = state[6]; + state[10] = state[2]; + state[6] = t; + state[2] = u; + t = state[15]; + u = state[11]; + v = state[7]; + state[15] = state[3]; + state[11] = t; + state[7] = u; + state[3] = v; + for (j = 0; j < 16; ++j) { + state[j] = inv_s[state[j]]; + } + for (j = 0, k = i * 16; j < 16; ++j, ++k) { + state[j] ^= key[k]; + } + for (j = 0; j < 16; j += 4) { + var s0 = mix[state[j]], s1 = mix[state[j + 1]], s2 = mix[state[j + 2]], s3 = mix[state[j + 3]]; + t = s0 ^ s1 >>> 8 ^ s1 << 24 ^ s2 >>> 16 ^ s2 << 16 ^ s3 >>> 24 ^ s3 << 8; + state[j] = t >>> 24 & 0xFF; + state[j + 1] = t >> 16 & 0xFF; + state[j + 2] = t >> 8 & 0xFF; + state[j + 3] = t & 0xFF; + } + } + t = state[13]; + state[13] = state[9]; + state[9] = state[5]; + state[5] = state[1]; + state[1] = t; + t = state[14]; + u = state[10]; + state[14] = state[6]; + state[10] = state[2]; + state[6] = t; + state[2] = u; + t = state[15]; + u = state[11]; + v = state[7]; + state[15] = state[3]; + state[11] = t; + state[7] = u; + state[3] = v; + for (j = 0; j < 16; ++j) { + state[j] = inv_s[state[j]]; + state[j] ^= key[j]; + } + return state; + } + function encrypt256(input, key) { + var t, u, v, k; + var state = new Uint8Array(16); + state.set(input); + for (j = 0; j < 16; ++j) { + state[j] ^= key[j]; + } + for (i = 1; i < 14; i++) { + for (j = 0; j < 16; ++j) { + state[j] = s[state[j]]; + } + v = state[1]; + state[1] = state[5]; + state[5] = state[9]; + state[9] = state[13]; + state[13] = v; + v = state[2]; + u = state[6]; + state[2] = state[10]; + state[6] = state[14]; + state[10] = v; + state[14] = u; + v = state[3]; + u = state[7]; + t = state[11]; + state[3] = state[15]; + state[7] = v; + state[11] = u; + state[15] = t; + for (var j = 0; j < 16; j += 4) { + var s0 = state[j + 0], s1 = state[j + 1]; + var s2 = state[j + 2], s3 = state[j + 3]; + t = s0 ^ s1 ^ s2 ^ s3; + state[j + 0] ^= t ^ mixCol[s0 ^ s1]; + state[j + 1] ^= t ^ mixCol[s1 ^ s2]; + state[j + 2] ^= t ^ mixCol[s2 ^ s3]; + state[j + 3] ^= t ^ mixCol[s3 ^ s0]; + } + for (j = 0, k = i * 16; j < 16; ++j, ++k) { + state[j] ^= key[k]; + } + } + for (j = 0; j < 16; ++j) { + state[j] = s[state[j]]; + } + v = state[1]; + state[1] = state[5]; + state[5] = state[9]; + state[9] = state[13]; + state[13] = v; + v = state[2]; + u = state[6]; + state[2] = state[10]; + state[6] = state[14]; + state[10] = v; + state[14] = u; + v = state[3]; + u = state[7]; + t = state[11]; + state[3] = state[15]; + state[7] = v; + state[11] = u; + state[15] = t; + for (j = 0, k = 224; j < 16; ++j, ++k) { + state[j] ^= key[k]; + } + return state; + } + function AES256Cipher(key) { + this.key = expandKey256(key); + this.buffer = new Uint8Array(16); + this.bufferPosition = 0; + } + function decryptBlock2(data, finalize) { + var i, j, ii, sourceLength = data.length, buffer = this.buffer, bufferLength = this.bufferPosition, result = [], iv = this.iv; + for (i = 0; i < sourceLength; ++i) { + buffer[bufferLength] = data[i]; + ++bufferLength; + if (bufferLength < 16) { + continue; + } + var plain = decrypt256(buffer, this.key); + for (j = 0; j < 16; ++j) { + plain[j] ^= iv[j]; + } + iv = buffer; + result.push(plain); + buffer = new Uint8Array(16); + bufferLength = 0; + } + this.buffer = buffer; + this.bufferLength = bufferLength; + this.iv = iv; + if (result.length === 0) { + return new Uint8Array([]); + } + var outputLength = 16 * result.length; + if (finalize) { + var lastBlock = result[result.length - 1]; + var psLen = lastBlock[15]; + if (psLen <= 16) { + for (i = 15, ii = 16 - psLen; i >= ii; --i) { + if (lastBlock[i] !== psLen) { + psLen = 0; + break; + } + } + outputLength -= psLen; + result[result.length - 1] = lastBlock.subarray(0, 16 - psLen); + } + } + var output = new Uint8Array(outputLength); + for (i = 0, j = 0, ii = result.length; i < ii; ++i, j += 16) { + output.set(result[i], j); + } + return output; + } + AES256Cipher.prototype = { + decryptBlock: function AES256Cipher_decryptBlock(data, finalize, iv) { + var i, sourceLength = data.length; + var buffer = this.buffer, bufferLength = this.bufferPosition; + if (iv) { + this.iv = iv; + } else { + for (i = 0; bufferLength < 16 && i < sourceLength; ++i, ++bufferLength) { + buffer[bufferLength] = data[i]; + } + if (bufferLength < 16) { + this.bufferLength = bufferLength; + return new Uint8Array([]); + } + this.iv = buffer; + data = data.subarray(16); + } + this.buffer = new Uint8Array(16); + this.bufferLength = 0; + this.decryptBlock = decryptBlock2; + return this.decryptBlock(data, finalize); + }, + encrypt: function AES256Cipher_encrypt(data, iv) { + var i, j, ii, sourceLength = data.length, buffer = this.buffer, bufferLength = this.bufferPosition, result = []; + if (!iv) { + iv = new Uint8Array(16); + } + for (i = 0; i < sourceLength; ++i) { + buffer[bufferLength] = data[i]; + ++bufferLength; + if (bufferLength < 16) { + continue; + } + for (j = 0; j < 16; ++j) { + buffer[j] ^= iv[j]; + } + var cipher = encrypt256(buffer, this.key); + this.iv = cipher; + result.push(cipher); + buffer = new Uint8Array(16); + bufferLength = 0; + } + this.buffer = buffer; + this.bufferLength = bufferLength; + this.iv = iv; + if (result.length === 0) { + return new Uint8Array([]); + } + var outputLength = 16 * result.length; + var output = new Uint8Array(outputLength); + for (i = 0, j = 0, ii = result.length; i < ii; ++i, j += 16) { + output.set(result[i], j); + } + return output; + } + }; + return AES256Cipher; + }(); + var PDF17 = function PDF17Closure() { + function compareByteArrays(array1, array2) { + if (array1.length !== array2.length) { + return false; + } + for (var i = 0; i < array1.length; i++) { + if (array1[i] !== array2[i]) { + return false; + } + } + return true; + } + function PDF17() { + } + PDF17.prototype = { + checkOwnerPassword: function PDF17_checkOwnerPassword(password, ownerValidationSalt, userBytes, ownerPassword) { + var hashData = new Uint8Array(password.length + 56); + hashData.set(password, 0); + hashData.set(ownerValidationSalt, password.length); + hashData.set(userBytes, password.length + ownerValidationSalt.length); + var result = calculateSHA256(hashData, 0, hashData.length); + return compareByteArrays(result, ownerPassword); + }, + checkUserPassword: function PDF17_checkUserPassword(password, userValidationSalt, userPassword) { + var hashData = new Uint8Array(password.length + 8); + hashData.set(password, 0); + hashData.set(userValidationSalt, password.length); + var result = calculateSHA256(hashData, 0, hashData.length); + return compareByteArrays(result, userPassword); + }, + getOwnerKey: function PDF17_getOwnerKey(password, ownerKeySalt, userBytes, ownerEncryption) { + var hashData = new Uint8Array(password.length + 56); + hashData.set(password, 0); + hashData.set(ownerKeySalt, password.length); + hashData.set(userBytes, password.length + ownerKeySalt.length); + var key = calculateSHA256(hashData, 0, hashData.length); + var cipher = new AES256Cipher(key); + return cipher.decryptBlock(ownerEncryption, false, new Uint8Array(16)); + }, + getUserKey: function PDF17_getUserKey(password, userKeySalt, userEncryption) { + var hashData = new Uint8Array(password.length + 8); + hashData.set(password, 0); + hashData.set(userKeySalt, password.length); + var key = calculateSHA256(hashData, 0, hashData.length); + var cipher = new AES256Cipher(key); + return cipher.decryptBlock(userEncryption, false, new Uint8Array(16)); + } + }; + return PDF17; + }(); + var PDF20 = function PDF20Closure() { + function concatArrays(array1, array2) { + var t = new Uint8Array(array1.length + array2.length); + t.set(array1, 0); + t.set(array2, array1.length); + return t; + } + function calculatePDF20Hash(password, input, userBytes) { + var k = calculateSHA256(input, 0, input.length).subarray(0, 32); + var e = [0]; + var i = 0; + while (i < 64 || e[e.length - 1] > i - 32) { + var arrayLength = password.length + k.length + userBytes.length; + var k1 = new Uint8Array(arrayLength * 64); + var array = concatArrays(password, k); + array = concatArrays(array, userBytes); + for (var j = 0, pos = 0; j < 64; j++, pos += arrayLength) { + k1.set(array, pos); + } + var cipher = new AES128Cipher(k.subarray(0, 16)); + e = cipher.encrypt(k1, k.subarray(16, 32)); + var remainder = 0; + for (var z = 0; z < 16; z++) { + remainder *= 256 % 3; + remainder %= 3; + remainder += (e[z] >>> 0) % 3; + remainder %= 3; + } + if (remainder === 0) { + k = calculateSHA256(e, 0, e.length); + } else if (remainder === 1) { + k = calculateSHA384(e, 0, e.length); + } else if (remainder === 2) { + k = calculateSHA512(e, 0, e.length); + } + i++; + } + return k.subarray(0, 32); + } + function PDF20() { + } + function compareByteArrays(array1, array2) { + if (array1.length !== array2.length) { + return false; + } + for (var i = 0; i < array1.length; i++) { + if (array1[i] !== array2[i]) { + return false; + } + } + return true; + } + PDF20.prototype = { + hash: function PDF20_hash(password, concatBytes, userBytes) { + return calculatePDF20Hash(password, concatBytes, userBytes); + }, + checkOwnerPassword: function PDF20_checkOwnerPassword(password, ownerValidationSalt, userBytes, ownerPassword) { + var hashData = new Uint8Array(password.length + 56); + hashData.set(password, 0); + hashData.set(ownerValidationSalt, password.length); + hashData.set(userBytes, password.length + ownerValidationSalt.length); + var result = calculatePDF20Hash(password, hashData, userBytes); + return compareByteArrays(result, ownerPassword); + }, + checkUserPassword: function PDF20_checkUserPassword(password, userValidationSalt, userPassword) { + var hashData = new Uint8Array(password.length + 8); + hashData.set(password, 0); + hashData.set(userValidationSalt, password.length); + var result = calculatePDF20Hash(password, hashData, []); + return compareByteArrays(result, userPassword); + }, + getOwnerKey: function PDF20_getOwnerKey(password, ownerKeySalt, userBytes, ownerEncryption) { + var hashData = new Uint8Array(password.length + 56); + hashData.set(password, 0); + hashData.set(ownerKeySalt, password.length); + hashData.set(userBytes, password.length + ownerKeySalt.length); + var key = calculatePDF20Hash(password, hashData, userBytes); + var cipher = new AES256Cipher(key); + return cipher.decryptBlock(ownerEncryption, false, new Uint8Array(16)); + }, + getUserKey: function PDF20_getUserKey(password, userKeySalt, userEncryption) { + var hashData = new Uint8Array(password.length + 8); + hashData.set(password, 0); + hashData.set(userKeySalt, password.length); + var key = calculatePDF20Hash(password, hashData, []); + var cipher = new AES256Cipher(key); + return cipher.decryptBlock(userEncryption, false, new Uint8Array(16)); + } + }; + return PDF20; + }(); + var CipherTransform = function CipherTransformClosure() { + function CipherTransform(stringCipherConstructor, streamCipherConstructor) { + this.StringCipherConstructor = stringCipherConstructor; + this.StreamCipherConstructor = streamCipherConstructor; + } + CipherTransform.prototype = { + createStream: function CipherTransform_createStream(stream, length) { + var cipher = new this.StreamCipherConstructor(); + return new DecryptStream(stream, length, function cipherTransformDecryptStream(data, finalize) { + return cipher.decryptBlock(data, finalize); + }); + }, + decryptString: function CipherTransform_decryptString(s) { + var cipher = new this.StringCipherConstructor(); + var data = stringToBytes(s); + data = cipher.decryptBlock(data, true); + return bytesToString(data); + } + }; + return CipherTransform; + }(); + var CipherTransformFactory = function CipherTransformFactoryClosure() { + var defaultPasswordBytes = new Uint8Array([ + 0x28, + 0xBF, + 0x4E, + 0x5E, + 0x4E, + 0x75, + 0x8A, + 0x41, + 0x64, + 0x00, + 0x4E, + 0x56, + 0xFF, + 0xFA, + 0x01, + 0x08, + 0x2E, + 0x2E, + 0x00, + 0xB6, + 0xD0, + 0x68, + 0x3E, + 0x80, + 0x2F, + 0x0C, + 0xA9, + 0xFE, + 0x64, + 0x53, + 0x69, + 0x7A + ]); + function createEncryptionKey20(revision, password, ownerPassword, ownerValidationSalt, ownerKeySalt, uBytes, userPassword, userValidationSalt, userKeySalt, ownerEncryption, userEncryption, perms) { + if (password) { + var passwordLength = Math.min(127, password.length); + password = password.subarray(0, passwordLength); + } else { + password = []; + } + var pdfAlgorithm; + if (revision === 6) { + pdfAlgorithm = new PDF20(); + } else { + pdfAlgorithm = new PDF17(); + } + if (pdfAlgorithm.checkUserPassword(password, userValidationSalt, userPassword)) { + return pdfAlgorithm.getUserKey(password, userKeySalt, userEncryption); + } else if (password.length && pdfAlgorithm.checkOwnerPassword(password, ownerValidationSalt, uBytes, ownerPassword)) { + return pdfAlgorithm.getOwnerKey(password, ownerKeySalt, uBytes, ownerEncryption); + } + return null; + } + function prepareKeyData(fileId, password, ownerPassword, userPassword, flags, revision, keyLength, encryptMetadata) { + var hashDataSize = 40 + ownerPassword.length + fileId.length; + var hashData = new Uint8Array(hashDataSize), i = 0, j, n; + if (password) { + n = Math.min(32, password.length); + for (; i < n; ++i) { + hashData[i] = password[i]; + } + } + j = 0; + while (i < 32) { + hashData[i++] = defaultPasswordBytes[j++]; + } + for (j = 0, n = ownerPassword.length; j < n; ++j) { + hashData[i++] = ownerPassword[j]; + } + hashData[i++] = flags & 0xFF; + hashData[i++] = flags >> 8 & 0xFF; + hashData[i++] = flags >> 16 & 0xFF; + hashData[i++] = flags >>> 24 & 0xFF; + for (j = 0, n = fileId.length; j < n; ++j) { + hashData[i++] = fileId[j]; + } + if (revision >= 4 && !encryptMetadata) { + hashData[i++] = 0xFF; + hashData[i++] = 0xFF; + hashData[i++] = 0xFF; + hashData[i++] = 0xFF; + } + var hash = calculateMD5(hashData, 0, i); + var keyLengthInBytes = keyLength >> 3; + if (revision >= 3) { + for (j = 0; j < 50; ++j) { + hash = calculateMD5(hash, 0, keyLengthInBytes); + } + } + var encryptionKey = hash.subarray(0, keyLengthInBytes); + var cipher, checkData; + if (revision >= 3) { + for (i = 0; i < 32; ++i) { + hashData[i] = defaultPasswordBytes[i]; + } + for (j = 0, n = fileId.length; j < n; ++j) { + hashData[i++] = fileId[j]; + } + cipher = new ARCFourCipher(encryptionKey); + checkData = cipher.encryptBlock(calculateMD5(hashData, 0, i)); + n = encryptionKey.length; + var derivedKey = new Uint8Array(n), k; + for (j = 1; j <= 19; ++j) { + for (k = 0; k < n; ++k) { + derivedKey[k] = encryptionKey[k] ^ j; + } + cipher = new ARCFourCipher(derivedKey); + checkData = cipher.encryptBlock(checkData); + } + for (j = 0, n = checkData.length; j < n; ++j) { + if (userPassword[j] !== checkData[j]) { + return null; + } + } + } else { + cipher = new ARCFourCipher(encryptionKey); + checkData = cipher.encryptBlock(defaultPasswordBytes); + for (j = 0, n = checkData.length; j < n; ++j) { + if (userPassword[j] !== checkData[j]) { + return null; + } + } + } + return encryptionKey; + } + function decodeUserPassword(password, ownerPassword, revision, keyLength) { + var hashData = new Uint8Array(32), i = 0, j, n; + n = Math.min(32, password.length); + for (; i < n; ++i) { + hashData[i] = password[i]; + } + j = 0; + while (i < 32) { + hashData[i++] = defaultPasswordBytes[j++]; + } + var hash = calculateMD5(hashData, 0, i); + var keyLengthInBytes = keyLength >> 3; + if (revision >= 3) { + for (j = 0; j < 50; ++j) { + hash = calculateMD5(hash, 0, hash.length); + } + } + var cipher, userPassword; + if (revision >= 3) { + userPassword = ownerPassword; + var derivedKey = new Uint8Array(keyLengthInBytes), k; + for (j = 19; j >= 0; j--) { + for (k = 0; k < keyLengthInBytes; ++k) { + derivedKey[k] = hash[k] ^ j; + } + cipher = new ARCFourCipher(derivedKey); + userPassword = cipher.encryptBlock(userPassword); + } + } else { + cipher = new ARCFourCipher(hash.subarray(0, keyLengthInBytes)); + userPassword = cipher.encryptBlock(ownerPassword); + } + return userPassword; + } + var identityName = Name.get('Identity'); + function CipherTransformFactory(dict, fileId, password) { + var filter = dict.get('Filter'); + if (!isName(filter, 'Standard')) { + error('unknown encryption method'); + } + this.dict = dict; + var algorithm = dict.get('V'); + if (!isInt(algorithm) || algorithm !== 1 && algorithm !== 2 && algorithm !== 4 && algorithm !== 5) { + error('unsupported encryption algorithm'); + } + this.algorithm = algorithm; + var keyLength = dict.get('Length'); + if (!keyLength) { + if (algorithm <= 3) { + keyLength = 40; + } else { + var cfDict = dict.get('CF'); + var streamCryptoName = dict.get('StmF'); + if (isDict(cfDict) && isName(streamCryptoName)) { + cfDict.suppressEncryption = true; + var handlerDict = cfDict.get(streamCryptoName.name); + keyLength = handlerDict && handlerDict.get('Length') || 128; + if (keyLength < 40) { + keyLength <<= 3; + } + } + } + } + if (!isInt(keyLength) || keyLength < 40 || keyLength % 8 !== 0) { + error('invalid key length'); + } + var ownerPassword = stringToBytes(dict.get('O')).subarray(0, 32); + var userPassword = stringToBytes(dict.get('U')).subarray(0, 32); + var flags = dict.get('P'); + var revision = dict.get('R'); + var encryptMetadata = (algorithm === 4 || algorithm === 5) && dict.get('EncryptMetadata') !== false; + this.encryptMetadata = encryptMetadata; + var fileIdBytes = stringToBytes(fileId); + var passwordBytes; + if (password) { + if (revision === 6) { + try { + password = utf8StringToString(password); + } catch (ex) { + warn('CipherTransformFactory: ' + 'Unable to convert UTF8 encoded password.'); + } + } + passwordBytes = stringToBytes(password); + } + var encryptionKey; + if (algorithm !== 5) { + encryptionKey = prepareKeyData(fileIdBytes, passwordBytes, ownerPassword, userPassword, flags, revision, keyLength, encryptMetadata); + } else { + var ownerValidationSalt = stringToBytes(dict.get('O')).subarray(32, 40); + var ownerKeySalt = stringToBytes(dict.get('O')).subarray(40, 48); + var uBytes = stringToBytes(dict.get('U')).subarray(0, 48); + var userValidationSalt = stringToBytes(dict.get('U')).subarray(32, 40); + var userKeySalt = stringToBytes(dict.get('U')).subarray(40, 48); + var ownerEncryption = stringToBytes(dict.get('OE')); + var userEncryption = stringToBytes(dict.get('UE')); + var perms = stringToBytes(dict.get('Perms')); + encryptionKey = createEncryptionKey20(revision, passwordBytes, ownerPassword, ownerValidationSalt, ownerKeySalt, uBytes, userPassword, userValidationSalt, userKeySalt, ownerEncryption, userEncryption, perms); + } + if (!encryptionKey && !password) { + throw new PasswordException('No password given', PasswordResponses.NEED_PASSWORD); + } else if (!encryptionKey && password) { + var decodedPassword = decodeUserPassword(passwordBytes, ownerPassword, revision, keyLength); + encryptionKey = prepareKeyData(fileIdBytes, decodedPassword, ownerPassword, userPassword, flags, revision, keyLength, encryptMetadata); + } + if (!encryptionKey) { + throw new PasswordException('Incorrect Password', PasswordResponses.INCORRECT_PASSWORD); + } + this.encryptionKey = encryptionKey; + if (algorithm >= 4) { + var cf = dict.get('CF'); + if (isDict(cf)) { + cf.suppressEncryption = true; + } + this.cf = cf; + this.stmf = dict.get('StmF') || identityName; + this.strf = dict.get('StrF') || identityName; + this.eff = dict.get('EFF') || this.stmf; + } + } + function buildObjectKey(num, gen, encryptionKey, isAes) { + var key = new Uint8Array(encryptionKey.length + 9), i, n; + for (i = 0, n = encryptionKey.length; i < n; ++i) { + key[i] = encryptionKey[i]; + } + key[i++] = num & 0xFF; + key[i++] = num >> 8 & 0xFF; + key[i++] = num >> 16 & 0xFF; + key[i++] = gen & 0xFF; + key[i++] = gen >> 8 & 0xFF; + if (isAes) { + key[i++] = 0x73; + key[i++] = 0x41; + key[i++] = 0x6C; + key[i++] = 0x54; + } + var hash = calculateMD5(key, 0, i); + return hash.subarray(0, Math.min(encryptionKey.length + 5, 16)); + } + function buildCipherConstructor(cf, name, num, gen, key) { + assert(isName(name), 'Invalid crypt filter name.'); + var cryptFilter = cf.get(name.name); + var cfm; + if (cryptFilter !== null && cryptFilter !== undefined) { + cfm = cryptFilter.get('CFM'); + } + if (!cfm || cfm.name === 'None') { + return function cipherTransformFactoryBuildCipherConstructorNone() { + return new NullCipher(); + }; + } + if (cfm.name === 'V2') { + return function cipherTransformFactoryBuildCipherConstructorV2() { + return new ARCFourCipher(buildObjectKey(num, gen, key, false)); + }; + } + if (cfm.name === 'AESV2') { + return function cipherTransformFactoryBuildCipherConstructorAESV2() { + return new AES128Cipher(buildObjectKey(num, gen, key, true)); + }; + } + if (cfm.name === 'AESV3') { + return function cipherTransformFactoryBuildCipherConstructorAESV3() { + return new AES256Cipher(key); + }; + } + error('Unknown crypto method'); + } + CipherTransformFactory.prototype = { + createCipherTransform: function CipherTransformFactory_createCipherTransform(num, gen) { + if (this.algorithm === 4 || this.algorithm === 5) { + return new CipherTransform(buildCipherConstructor(this.cf, this.stmf, num, gen, this.encryptionKey), buildCipherConstructor(this.cf, this.strf, num, gen, this.encryptionKey)); + } + var key = buildObjectKey(num, gen, this.encryptionKey, false); + var cipherConstructor = function buildCipherCipherConstructor() { + return new ARCFourCipher(key); + }; + return new CipherTransform(cipherConstructor, cipherConstructor); + } + }; + return CipherTransformFactory; + }(); + exports.AES128Cipher = AES128Cipher; + exports.AES256Cipher = AES256Cipher; + exports.ARCFourCipher = ARCFourCipher; + exports.CipherTransformFactory = CipherTransformFactory; + exports.PDF17 = PDF17; + exports.PDF20 = PDF20; + exports.calculateMD5 = calculateMD5; + exports.calculateSHA256 = calculateSHA256; + exports.calculateSHA384 = calculateSHA384; + exports.calculateSHA512 = calculateSHA512; + })); + (function (root, factory) { + factory(root.pdfjsCoreFontRenderer = {}, root.pdfjsSharedUtil, root.pdfjsCoreStream, root.pdfjsCoreGlyphList, root.pdfjsCoreEncodings, root.pdfjsCoreCFFParser); + }(this, function (exports, sharedUtil, coreStream, coreGlyphList, coreEncodings, coreCFFParser) { + var Util = sharedUtil.Util; + var bytesToString = sharedUtil.bytesToString; + var error = sharedUtil.error; + var Stream = coreStream.Stream; + var getGlyphsUnicode = coreGlyphList.getGlyphsUnicode; + var StandardEncoding = coreEncodings.StandardEncoding; + var CFFParser = coreCFFParser.CFFParser; + var FontRendererFactory = function FontRendererFactoryClosure() { + function getLong(data, offset) { + return data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]; + } + function getUshort(data, offset) { + return data[offset] << 8 | data[offset + 1]; + } + function parseCmap(data, start, end) { + var offset = getUshort(data, start + 2) === 1 ? getLong(data, start + 8) : getLong(data, start + 16); + var format = getUshort(data, start + offset); + var length, ranges, p, i; + if (format === 4) { + length = getUshort(data, start + offset + 2); + var segCount = getUshort(data, start + offset + 6) >> 1; + p = start + offset + 14; + ranges = []; + for (i = 0; i < segCount; i++, p += 2) { + ranges[i] = { end: getUshort(data, p) }; + } + p += 2; + for (i = 0; i < segCount; i++, p += 2) { + ranges[i].start = getUshort(data, p); + } + for (i = 0; i < segCount; i++, p += 2) { + ranges[i].idDelta = getUshort(data, p); + } + for (i = 0; i < segCount; i++, p += 2) { + var idOffset = getUshort(data, p); + if (idOffset === 0) { + continue; + } + ranges[i].ids = []; + for (var j = 0, jj = ranges[i].end - ranges[i].start + 1; j < jj; j++) { + ranges[i].ids[j] = getUshort(data, p + idOffset); + idOffset += 2; + } + } + return ranges; + } else if (format === 12) { + length = getLong(data, start + offset + 4); + var groups = getLong(data, start + offset + 12); + p = start + offset + 16; + ranges = []; + for (i = 0; i < groups; i++) { + ranges.push({ + start: getLong(data, p), + end: getLong(data, p + 4), + idDelta: getLong(data, p + 8) - getLong(data, p) + }); + p += 12; + } + return ranges; + } + error('not supported cmap: ' + format); + } + function parseCff(data, start, end, seacAnalysisEnabled) { + var properties = {}; + var parser = new CFFParser(new Stream(data, start, end - start), properties, seacAnalysisEnabled); + var cff = parser.parse(); + return { + glyphs: cff.charStrings.objects, + subrs: cff.topDict.privateDict && cff.topDict.privateDict.subrsIndex && cff.topDict.privateDict.subrsIndex.objects, + gsubrs: cff.globalSubrIndex && cff.globalSubrIndex.objects + }; + } + function parseGlyfTable(glyf, loca, isGlyphLocationsLong) { + var itemSize, itemDecode; + if (isGlyphLocationsLong) { + itemSize = 4; + itemDecode = function fontItemDecodeLong(data, offset) { + return data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]; + }; + } else { + itemSize = 2; + itemDecode = function fontItemDecode(data, offset) { + return data[offset] << 9 | data[offset + 1] << 1; + }; + } + var glyphs = []; + var startOffset = itemDecode(loca, 0); + for (var j = itemSize; j < loca.length; j += itemSize) { + var endOffset = itemDecode(loca, j); + glyphs.push(glyf.subarray(startOffset, endOffset)); + startOffset = endOffset; + } + return glyphs; + } + function lookupCmap(ranges, unicode) { + var code = unicode.charCodeAt(0), gid = 0; + var l = 0, r = ranges.length - 1; + while (l < r) { + var c = l + r + 1 >> 1; + if (code < ranges[c].start) { + r = c - 1; + } else { + l = c; + } + } + if (ranges[l].start <= code && code <= ranges[l].end) { + gid = ranges[l].idDelta + (ranges[l].ids ? ranges[l].ids[code - ranges[l].start] : code) & 0xFFFF; + } + return { + charCode: code, + glyphId: gid + }; + } + function compileGlyf(code, cmds, font) { + function moveTo(x, y) { + cmds.push({ + cmd: 'moveTo', + args: [ + x, + y + ] + }); + } + function lineTo(x, y) { + cmds.push({ + cmd: 'lineTo', + args: [ + x, + y + ] + }); + } + function quadraticCurveTo(xa, ya, x, y) { + cmds.push({ + cmd: 'quadraticCurveTo', + args: [ + xa, + ya, + x, + y + ] + }); + } + var i = 0; + var numberOfContours = (code[i] << 24 | code[i + 1] << 16) >> 16; + var flags; + var x = 0, y = 0; + i += 10; + if (numberOfContours < 0) { + do { + flags = code[i] << 8 | code[i + 1]; + var glyphIndex = code[i + 2] << 8 | code[i + 3]; + i += 4; + var arg1, arg2; + if (flags & 0x01) { + arg1 = (code[i] << 24 | code[i + 1] << 16) >> 16; + arg2 = (code[i + 2] << 24 | code[i + 3] << 16) >> 16; + i += 4; + } else { + arg1 = code[i++]; + arg2 = code[i++]; + } + if (flags & 0x02) { + x = arg1; + y = arg2; + } else { + x = 0; + y = 0; + } + var scaleX = 1, scaleY = 1, scale01 = 0, scale10 = 0; + if (flags & 0x08) { + scaleX = scaleY = (code[i] << 24 | code[i + 1] << 16) / 1073741824; + i += 2; + } else if (flags & 0x40) { + scaleX = (code[i] << 24 | code[i + 1] << 16) / 1073741824; + scaleY = (code[i + 2] << 24 | code[i + 3] << 16) / 1073741824; + i += 4; + } else if (flags & 0x80) { + scaleX = (code[i] << 24 | code[i + 1] << 16) / 1073741824; + scale01 = (code[i + 2] << 24 | code[i + 3] << 16) / 1073741824; + scale10 = (code[i + 4] << 24 | code[i + 5] << 16) / 1073741824; + scaleY = (code[i + 6] << 24 | code[i + 7] << 16) / 1073741824; + i += 8; + } + var subglyph = font.glyphs[glyphIndex]; + if (subglyph) { + cmds.push({ cmd: 'save' }); + cmds.push({ + cmd: 'transform', + args: [ + scaleX, + scale01, + scale10, + scaleY, + x, + y + ] + }); + compileGlyf(subglyph, cmds, font); + cmds.push({ cmd: 'restore' }); + } + } while (flags & 0x20); + } else { + var endPtsOfContours = []; + var j, jj; + for (j = 0; j < numberOfContours; j++) { + endPtsOfContours.push(code[i] << 8 | code[i + 1]); + i += 2; + } + var instructionLength = code[i] << 8 | code[i + 1]; + i += 2 + instructionLength; + var numberOfPoints = endPtsOfContours[endPtsOfContours.length - 1] + 1; + var points = []; + while (points.length < numberOfPoints) { + flags = code[i++]; + var repeat = 1; + if (flags & 0x08) { + repeat += code[i++]; + } + while (repeat-- > 0) { + points.push({ flags: flags }); + } + } + for (j = 0; j < numberOfPoints; j++) { + switch (points[j].flags & 0x12) { + case 0x00: + x += (code[i] << 24 | code[i + 1] << 16) >> 16; + i += 2; + break; + case 0x02: + x -= code[i++]; + break; + case 0x12: + x += code[i++]; + break; + } + points[j].x = x; + } + for (j = 0; j < numberOfPoints; j++) { + switch (points[j].flags & 0x24) { + case 0x00: + y += (code[i] << 24 | code[i + 1] << 16) >> 16; + i += 2; + break; + case 0x04: + y -= code[i++]; + break; + case 0x24: + y += code[i++]; + break; + } + points[j].y = y; + } + var startPoint = 0; + for (i = 0; i < numberOfContours; i++) { + var endPoint = endPtsOfContours[i]; + var contour = points.slice(startPoint, endPoint + 1); + if (contour[0].flags & 1) { + contour.push(contour[0]); + } else if (contour[contour.length - 1].flags & 1) { + contour.unshift(contour[contour.length - 1]); + } else { + var p = { + flags: 1, + x: (contour[0].x + contour[contour.length - 1].x) / 2, + y: (contour[0].y + contour[contour.length - 1].y) / 2 + }; + contour.unshift(p); + contour.push(p); + } + moveTo(contour[0].x, contour[0].y); + for (j = 1, jj = contour.length; j < jj; j++) { + if (contour[j].flags & 1) { + lineTo(contour[j].x, contour[j].y); + } else if (contour[j + 1].flags & 1) { + quadraticCurveTo(contour[j].x, contour[j].y, contour[j + 1].x, contour[j + 1].y); + j++; + } else { + quadraticCurveTo(contour[j].x, contour[j].y, (contour[j].x + contour[j + 1].x) / 2, (contour[j].y + contour[j + 1].y) / 2); + } + } + startPoint = endPoint + 1; + } + } + } + function compileCharString(code, cmds, font) { + var stack = []; + var x = 0, y = 0; + var stems = 0; + function moveTo(x, y) { + cmds.push({ + cmd: 'moveTo', + args: [ + x, + y + ] + }); + } + function lineTo(x, y) { + cmds.push({ + cmd: 'lineTo', + args: [ + x, + y + ] + }); + } + function bezierCurveTo(x1, y1, x2, y2, x, y) { + cmds.push({ + cmd: 'bezierCurveTo', + args: [ + x1, + y1, + x2, + y2, + x, + y + ] + }); + } + function parse(code) { + var i = 0; + while (i < code.length) { + var stackClean = false; + var v = code[i++]; + var xa, xb, ya, yb, y1, y2, y3, n, subrCode; + switch (v) { + case 1: + stems += stack.length >> 1; + stackClean = true; + break; + case 3: + stems += stack.length >> 1; + stackClean = true; + break; + case 4: + y += stack.pop(); + moveTo(x, y); + stackClean = true; + break; + case 5: + while (stack.length > 0) { + x += stack.shift(); + y += stack.shift(); + lineTo(x, y); + } + break; + case 6: + while (stack.length > 0) { + x += stack.shift(); + lineTo(x, y); + if (stack.length === 0) { + break; + } + y += stack.shift(); + lineTo(x, y); + } + break; + case 7: + while (stack.length > 0) { + y += stack.shift(); + lineTo(x, y); + if (stack.length === 0) { + break; + } + x += stack.shift(); + lineTo(x, y); + } + break; + case 8: + while (stack.length > 0) { + xa = x + stack.shift(); + ya = y + stack.shift(); + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb + stack.shift(); + y = yb + stack.shift(); + bezierCurveTo(xa, ya, xb, yb, x, y); + } + break; + case 10: + n = stack.pop() + font.subrsBias; + subrCode = font.subrs[n]; + if (subrCode) { + parse(subrCode); + } + break; + case 11: + return; + case 12: + v = code[i++]; + switch (v) { + case 34: + xa = x + stack.shift(); + xb = xa + stack.shift(); + y1 = y + stack.shift(); + x = xb + stack.shift(); + bezierCurveTo(xa, y, xb, y1, x, y1); + xa = x + stack.shift(); + xb = xa + stack.shift(); + x = xb + stack.shift(); + bezierCurveTo(xa, y1, xb, y, x, y); + break; + case 35: + xa = x + stack.shift(); + ya = y + stack.shift(); + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb + stack.shift(); + y = yb + stack.shift(); + bezierCurveTo(xa, ya, xb, yb, x, y); + xa = x + stack.shift(); + ya = y + stack.shift(); + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb + stack.shift(); + y = yb + stack.shift(); + bezierCurveTo(xa, ya, xb, yb, x, y); + stack.pop(); + break; + case 36: + xa = x + stack.shift(); + y1 = y + stack.shift(); + xb = xa + stack.shift(); + y2 = y1 + stack.shift(); + x = xb + stack.shift(); + bezierCurveTo(xa, y1, xb, y2, x, y2); + xa = x + stack.shift(); + xb = xa + stack.shift(); + y3 = y2 + stack.shift(); + x = xb + stack.shift(); + bezierCurveTo(xa, y2, xb, y3, x, y); + break; + case 37: + var x0 = x, y0 = y; + xa = x + stack.shift(); + ya = y + stack.shift(); + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb + stack.shift(); + y = yb + stack.shift(); + bezierCurveTo(xa, ya, xb, yb, x, y); + xa = x + stack.shift(); + ya = y + stack.shift(); + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb; + y = yb; + if (Math.abs(x - x0) > Math.abs(y - y0)) { + x += stack.shift(); + } else { + y += stack.shift(); + } + bezierCurveTo(xa, ya, xb, yb, x, y); + break; + default: + error('unknown operator: 12 ' + v); + } + break; + case 14: + if (stack.length >= 4) { + var achar = stack.pop(); + var bchar = stack.pop(); + y = stack.pop(); + x = stack.pop(); + cmds.push({ cmd: 'save' }); + cmds.push({ + cmd: 'translate', + args: [ + x, + y + ] + }); + var cmap = lookupCmap(font.cmap, String.fromCharCode(font.glyphNameMap[StandardEncoding[achar]])); + compileCharString(font.glyphs[cmap.glyphId], cmds, font); + cmds.push({ cmd: 'restore' }); + cmap = lookupCmap(font.cmap, String.fromCharCode(font.glyphNameMap[StandardEncoding[bchar]])); + compileCharString(font.glyphs[cmap.glyphId], cmds, font); + } + return; + case 18: + stems += stack.length >> 1; + stackClean = true; + break; + case 19: + stems += stack.length >> 1; + i += stems + 7 >> 3; + stackClean = true; + break; + case 20: + stems += stack.length >> 1; + i += stems + 7 >> 3; + stackClean = true; + break; + case 21: + y += stack.pop(); + x += stack.pop(); + moveTo(x, y); + stackClean = true; + break; + case 22: + x += stack.pop(); + moveTo(x, y); + stackClean = true; + break; + case 23: + stems += stack.length >> 1; + stackClean = true; + break; + case 24: + while (stack.length > 2) { + xa = x + stack.shift(); + ya = y + stack.shift(); + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb + stack.shift(); + y = yb + stack.shift(); + bezierCurveTo(xa, ya, xb, yb, x, y); + } + x += stack.shift(); + y += stack.shift(); + lineTo(x, y); + break; + case 25: + while (stack.length > 6) { + x += stack.shift(); + y += stack.shift(); + lineTo(x, y); + } + xa = x + stack.shift(); + ya = y + stack.shift(); + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb + stack.shift(); + y = yb + stack.shift(); + bezierCurveTo(xa, ya, xb, yb, x, y); + break; + case 26: + if (stack.length % 2) { + x += stack.shift(); + } + while (stack.length > 0) { + xa = x; + ya = y + stack.shift(); + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb; + y = yb + stack.shift(); + bezierCurveTo(xa, ya, xb, yb, x, y); + } + break; + case 27: + if (stack.length % 2) { + y += stack.shift(); + } + while (stack.length > 0) { + xa = x + stack.shift(); + ya = y; + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb + stack.shift(); + y = yb; + bezierCurveTo(xa, ya, xb, yb, x, y); + } + break; + case 28: + stack.push((code[i] << 24 | code[i + 1] << 16) >> 16); + i += 2; + break; + case 29: + n = stack.pop() + font.gsubrsBias; + subrCode = font.gsubrs[n]; + if (subrCode) { + parse(subrCode); + } + break; + case 30: + while (stack.length > 0) { + xa = x; + ya = y + stack.shift(); + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb + stack.shift(); + y = yb + (stack.length === 1 ? stack.shift() : 0); + bezierCurveTo(xa, ya, xb, yb, x, y); + if (stack.length === 0) { + break; + } + xa = x + stack.shift(); + ya = y; + xb = xa + stack.shift(); + yb = ya + stack.shift(); + y = yb + stack.shift(); + x = xb + (stack.length === 1 ? stack.shift() : 0); + bezierCurveTo(xa, ya, xb, yb, x, y); + } + break; + case 31: + while (stack.length > 0) { + xa = x + stack.shift(); + ya = y; + xb = xa + stack.shift(); + yb = ya + stack.shift(); + y = yb + stack.shift(); + x = xb + (stack.length === 1 ? stack.shift() : 0); + bezierCurveTo(xa, ya, xb, yb, x, y); + if (stack.length === 0) { + break; + } + xa = x; + ya = y + stack.shift(); + xb = xa + stack.shift(); + yb = ya + stack.shift(); + x = xb + stack.shift(); + y = yb + (stack.length === 1 ? stack.shift() : 0); + bezierCurveTo(xa, ya, xb, yb, x, y); + } + break; + default: + if (v < 32) { + error('unknown operator: ' + v); + } + if (v < 247) { + stack.push(v - 139); + } else if (v < 251) { + stack.push((v - 247) * 256 + code[i++] + 108); + } else if (v < 255) { + stack.push(-(v - 251) * 256 - code[i++] - 108); + } else { + stack.push((code[i] << 24 | code[i + 1] << 16 | code[i + 2] << 8 | code[i + 3]) / 65536); + i += 4; + } + break; + } + if (stackClean) { + stack.length = 0; + } + } + } + parse(code); + } + var noop = ''; + function CompiledFont(fontMatrix) { + this.compiledGlyphs = Object.create(null); + this.compiledCharCodeToGlyphId = Object.create(null); + this.fontMatrix = fontMatrix; + } + CompiledFont.prototype = { + getPathJs: function (unicode) { + var cmap = lookupCmap(this.cmap, unicode); + var fn = this.compiledGlyphs[cmap.glyphId]; + if (!fn) { + fn = this.compileGlyph(this.glyphs[cmap.glyphId]); + this.compiledGlyphs[cmap.glyphId] = fn; + } + if (this.compiledCharCodeToGlyphId[cmap.charCode] === undefined) { + this.compiledCharCodeToGlyphId[cmap.charCode] = cmap.glyphId; + } + return fn; + }, + compileGlyph: function (code) { + if (!code || code.length === 0 || code[0] === 14) { + return noop; + } + var cmds = []; + cmds.push({ cmd: 'save' }); + cmds.push({ + cmd: 'transform', + args: this.fontMatrix.slice() + }); + cmds.push({ + cmd: 'scale', + args: [ + 'size', + '-size' + ] + }); + this.compileGlyphImpl(code, cmds); + cmds.push({ cmd: 'restore' }); + return cmds; + }, + compileGlyphImpl: function () { + error('Children classes should implement this.'); + }, + hasBuiltPath: function (unicode) { + var cmap = lookupCmap(this.cmap, unicode); + return this.compiledGlyphs[cmap.glyphId] !== undefined && this.compiledCharCodeToGlyphId[cmap.charCode] !== undefined; + } + }; + function TrueTypeCompiled(glyphs, cmap, fontMatrix) { + fontMatrix = fontMatrix || [ + 0.000488, + 0, + 0, + 0.000488, + 0, + 0 + ]; + CompiledFont.call(this, fontMatrix); + this.glyphs = glyphs; + this.cmap = cmap; + } + Util.inherit(TrueTypeCompiled, CompiledFont, { + compileGlyphImpl: function (code, cmds) { + compileGlyf(code, cmds, this); + } + }); + function Type2Compiled(cffInfo, cmap, fontMatrix, glyphNameMap) { + fontMatrix = fontMatrix || [ + 0.001, + 0, + 0, + 0.001, + 0, + 0 + ]; + CompiledFont.call(this, fontMatrix); + this.glyphs = cffInfo.glyphs; + this.gsubrs = cffInfo.gsubrs || []; + this.subrs = cffInfo.subrs || []; + this.cmap = cmap; + this.glyphNameMap = glyphNameMap || getGlyphsUnicode(); + this.gsubrsBias = this.gsubrs.length < 1240 ? 107 : this.gsubrs.length < 33900 ? 1131 : 32768; + this.subrsBias = this.subrs.length < 1240 ? 107 : this.subrs.length < 33900 ? 1131 : 32768; + } + Util.inherit(Type2Compiled, CompiledFont, { + compileGlyphImpl: function (code, cmds) { + compileCharString(code, cmds, this); + } + }); + return { + create: function FontRendererFactory_create(font, seacAnalysisEnabled) { + var data = new Uint8Array(font.data); + var cmap, glyf, loca, cff, indexToLocFormat, unitsPerEm; + var numTables = getUshort(data, 4); + for (var i = 0, p = 12; i < numTables; i++, p += 16) { + var tag = bytesToString(data.subarray(p, p + 4)); + var offset = getLong(data, p + 8); + var length = getLong(data, p + 12); + switch (tag) { + case 'cmap': + cmap = parseCmap(data, offset, offset + length); + break; + case 'glyf': + glyf = data.subarray(offset, offset + length); + break; + case 'loca': + loca = data.subarray(offset, offset + length); + break; + case 'head': + unitsPerEm = getUshort(data, offset + 18); + indexToLocFormat = getUshort(data, offset + 50); + break; + case 'CFF ': + cff = parseCff(data, offset, offset + length, seacAnalysisEnabled); + break; + } + } + if (glyf) { + var fontMatrix = !unitsPerEm ? font.fontMatrix : [ + 1 / unitsPerEm, + 0, + 0, + 1 / unitsPerEm, + 0, + 0 + ]; + return new TrueTypeCompiled(parseGlyfTable(glyf, loca, indexToLocFormat), cmap, fontMatrix); + } + return new Type2Compiled(cff, cmap, font.fontMatrix, font.glyphNameMap); + } + }; + }(); + exports.FontRendererFactory = FontRendererFactory; + })); + (function (root, factory) { + factory(root.pdfjsCoreParser = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreStream); + }(this, function (exports, sharedUtil, corePrimitives, coreStream) { + var MissingDataException = sharedUtil.MissingDataException; + var StreamType = sharedUtil.StreamType; + var assert = sharedUtil.assert; + var error = sharedUtil.error; + var info = sharedUtil.info; + var isArray = sharedUtil.isArray; + var isInt = sharedUtil.isInt; + var isNum = sharedUtil.isNum; + var isString = sharedUtil.isString; + var warn = sharedUtil.warn; + var Cmd = corePrimitives.Cmd; + var Dict = corePrimitives.Dict; + var Name = corePrimitives.Name; + var Ref = corePrimitives.Ref; + var isCmd = corePrimitives.isCmd; + var isDict = corePrimitives.isDict; + var isName = corePrimitives.isName; + var Ascii85Stream = coreStream.Ascii85Stream; + var AsciiHexStream = coreStream.AsciiHexStream; + var CCITTFaxStream = coreStream.CCITTFaxStream; + var FlateStream = coreStream.FlateStream; + var Jbig2Stream = coreStream.Jbig2Stream; + var JpegStream = coreStream.JpegStream; + var JpxStream = coreStream.JpxStream; + var LZWStream = coreStream.LZWStream; + var NullStream = coreStream.NullStream; + var PredictorStream = coreStream.PredictorStream; + var RunLengthStream = coreStream.RunLengthStream; + var EOF = {}; + function isEOF(v) { + return v === EOF; + } + var MAX_LENGTH_TO_CACHE = 1000; + var Parser = function ParserClosure() { + function Parser(lexer, allowStreams, xref, recoveryMode) { + this.lexer = lexer; + this.allowStreams = allowStreams; + this.xref = xref; + this.recoveryMode = recoveryMode || false; + this.imageCache = Object.create(null); + this.refill(); + } + Parser.prototype = { + refill: function Parser_refill() { + this.buf1 = this.lexer.getObj(); + this.buf2 = this.lexer.getObj(); + }, + shift: function Parser_shift() { + if (isCmd(this.buf2, 'ID')) { + this.buf1 = this.buf2; + this.buf2 = null; + } else { + this.buf1 = this.buf2; + this.buf2 = this.lexer.getObj(); + } + }, + tryShift: function Parser_tryShift() { + try { + this.shift(); + return true; + } catch (e) { + if (e instanceof MissingDataException) { + throw e; + } + return false; + } + }, + getObj: function Parser_getObj(cipherTransform) { + var buf1 = this.buf1; + this.shift(); + if (buf1 instanceof Cmd) { + switch (buf1.cmd) { + case 'BI': + return this.makeInlineImage(cipherTransform); + case '[': + var array = []; + while (!isCmd(this.buf1, ']') && !isEOF(this.buf1)) { + array.push(this.getObj(cipherTransform)); + } + if (isEOF(this.buf1)) { + if (!this.recoveryMode) { + error('End of file inside array'); + } + return array; + } + this.shift(); + return array; + case '<<': + var dict = new Dict(this.xref); + while (!isCmd(this.buf1, '>>') && !isEOF(this.buf1)) { + if (!isName(this.buf1)) { + info('Malformed dictionary: key must be a name object'); + this.shift(); + continue; + } + var key = this.buf1.name; + this.shift(); + if (isEOF(this.buf1)) { + break; + } + dict.set(key, this.getObj(cipherTransform)); + } + if (isEOF(this.buf1)) { + if (!this.recoveryMode) { + error('End of file inside dictionary'); + } + return dict; + } + if (isCmd(this.buf2, 'stream')) { + return this.allowStreams ? this.makeStream(dict, cipherTransform) : dict; + } + this.shift(); + return dict; + default: + return buf1; + } + } + if (isInt(buf1)) { + var num = buf1; + if (isInt(this.buf1) && isCmd(this.buf2, 'R')) { + var ref = new Ref(num, this.buf1); + this.shift(); + this.shift(); + return ref; + } + return num; + } + if (isString(buf1)) { + var str = buf1; + if (cipherTransform) { + str = cipherTransform.decryptString(str); + } + return str; + } + return buf1; + }, + findDefaultInlineStreamEnd: function Parser_findDefaultInlineStreamEnd(stream) { + var E = 0x45, I = 0x49, SPACE = 0x20, LF = 0xA, CR = 0xD; + var startPos = stream.pos, state = 0, ch, i, n, followingBytes; + while ((ch = stream.getByte()) !== -1) { + if (state === 0) { + state = ch === E ? 1 : 0; + } else if (state === 1) { + state = ch === I ? 2 : 0; + } else { + assert(state === 2); + if (ch === SPACE || ch === LF || ch === CR) { + n = 5; + followingBytes = stream.peekBytes(n); + for (i = 0; i < n; i++) { + ch = followingBytes[i]; + if (ch !== LF && ch !== CR && (ch < SPACE || ch > 0x7F)) { + state = 0; + break; + } + } + if (state === 2) { + break; + } + } else + { + state = 0; + } + } + } + return stream.pos - 4 - startPos; + }, + findDCTDecodeInlineStreamEnd: function Parser_findDCTDecodeInlineStreamEnd(stream) { + var startPos = stream.pos, foundEOI = false, b, markerLength, length; + while ((b = stream.getByte()) !== -1) { + if (b !== 0xFF) { + continue; + } + switch (stream.getByte()) { + case 0x00: + break; + case 0xFF: + stream.skip(-1); + break; + case 0xD9: + foundEOI = true; + break; + case 0xC0: + case 0xC1: + case 0xC2: + case 0xC3: + case 0xC5: + case 0xC6: + case 0xC7: + case 0xC9: + case 0xCA: + case 0xCB: + case 0xCD: + case 0xCE: + case 0xCF: + case 0xC4: + case 0xCC: + case 0xDA: + case 0xDB: + case 0xDC: + case 0xDD: + case 0xDE: + case 0xDF: + case 0xE0: + case 0xE1: + case 0xE2: + case 0xE3: + case 0xE4: + case 0xE5: + case 0xE6: + case 0xE7: + case 0xE8: + case 0xE9: + case 0xEA: + case 0xEB: + case 0xEC: + case 0xED: + case 0xEE: + case 0xEF: + case 0xFE: + markerLength = stream.getUint16(); + if (markerLength > 2) { + stream.skip(markerLength - 2); + } else + { + stream.skip(-2); + } + break; + } + if (foundEOI) { + break; + } + } + length = stream.pos - startPos; + if (b === -1) { + warn('Inline DCTDecode image stream: ' + 'EOI marker not found, searching for /EI/ instead.'); + stream.skip(-length); + return this.findDefaultInlineStreamEnd(stream); + } + this.inlineStreamSkipEI(stream); + return length; + }, + findASCII85DecodeInlineStreamEnd: function Parser_findASCII85DecodeInlineStreamEnd(stream) { + var TILDE = 0x7E, GT = 0x3E; + var startPos = stream.pos, ch, length; + while ((ch = stream.getByte()) !== -1) { + if (ch === TILDE && stream.peekByte() === GT) { + stream.skip(); + break; + } + } + length = stream.pos - startPos; + if (ch === -1) { + warn('Inline ASCII85Decode image stream: ' + 'EOD marker not found, searching for /EI/ instead.'); + stream.skip(-length); + return this.findDefaultInlineStreamEnd(stream); + } + this.inlineStreamSkipEI(stream); + return length; + }, + findASCIIHexDecodeInlineStreamEnd: function Parser_findASCIIHexDecodeInlineStreamEnd(stream) { + var GT = 0x3E; + var startPos = stream.pos, ch, length; + while ((ch = stream.getByte()) !== -1) { + if (ch === GT) { + break; + } + } + length = stream.pos - startPos; + if (ch === -1) { + warn('Inline ASCIIHexDecode image stream: ' + 'EOD marker not found, searching for /EI/ instead.'); + stream.skip(-length); + return this.findDefaultInlineStreamEnd(stream); + } + this.inlineStreamSkipEI(stream); + return length; + }, + inlineStreamSkipEI: function Parser_inlineStreamSkipEI(stream) { + var E = 0x45, I = 0x49; + var state = 0, ch; + while ((ch = stream.getByte()) !== -1) { + if (state === 0) { + state = ch === E ? 1 : 0; + } else if (state === 1) { + state = ch === I ? 2 : 0; + } else if (state === 2) { + break; + } + } + }, + makeInlineImage: function Parser_makeInlineImage(cipherTransform) { + var lexer = this.lexer; + var stream = lexer.stream; + var dict = new Dict(this.xref); + while (!isCmd(this.buf1, 'ID') && !isEOF(this.buf1)) { + if (!isName(this.buf1)) { + error('Dictionary key must be a name object'); + } + var key = this.buf1.name; + this.shift(); + if (isEOF(this.buf1)) { + break; + } + dict.set(key, this.getObj(cipherTransform)); + } + var filter = dict.get('Filter', 'F'), filterName; + if (isName(filter)) { + filterName = filter.name; + } else if (isArray(filter)) { + var filterZero = this.xref.fetchIfRef(filter[0]); + if (isName(filterZero)) { + filterName = filterZero.name; + } + } + var startPos = stream.pos, length, i, ii; + if (filterName === 'DCTDecode' || filterName === 'DCT') { + length = this.findDCTDecodeInlineStreamEnd(stream); + } else if (filterName === 'ASCII85Decide' || filterName === 'A85') { + length = this.findASCII85DecodeInlineStreamEnd(stream); + } else if (filterName === 'ASCIIHexDecode' || filterName === 'AHx') { + length = this.findASCIIHexDecodeInlineStreamEnd(stream); + } else { + length = this.findDefaultInlineStreamEnd(stream); + } + var imageStream = stream.makeSubStream(startPos, length, dict); + var adler32; + if (length < MAX_LENGTH_TO_CACHE) { + var imageBytes = imageStream.getBytes(); + imageStream.reset(); + var a = 1; + var b = 0; + for (i = 0, ii = imageBytes.length; i < ii; ++i) { + a += imageBytes[i] & 0xff; + b += a; + } + adler32 = b % 65521 << 16 | a % 65521; + if (this.imageCache.adler32 === adler32) { + this.buf2 = Cmd.get('EI'); + this.shift(); + this.imageCache[adler32].reset(); + return this.imageCache[adler32]; + } + } + if (cipherTransform) { + imageStream = cipherTransform.createStream(imageStream, length); + } + imageStream = this.filter(imageStream, dict, length); + imageStream.dict = dict; + if (adler32 !== undefined) { + imageStream.cacheKey = 'inline_' + length + '_' + adler32; + this.imageCache[adler32] = imageStream; + } + this.buf2 = Cmd.get('EI'); + this.shift(); + return imageStream; + }, + makeStream: function Parser_makeStream(dict, cipherTransform) { + var lexer = this.lexer; + var stream = lexer.stream; + lexer.skipToNextLine(); + var pos = stream.pos - 1; + var length = dict.get('Length'); + if (!isInt(length)) { + info('Bad ' + length + ' attribute in stream'); + length = 0; + } + stream.pos = pos + length; + lexer.nextChar(); + if (this.tryShift() && isCmd(this.buf2, 'endstream')) { + this.shift(); + } else + { + stream.pos = pos; + var SCAN_BLOCK_SIZE = 2048; + var ENDSTREAM_SIGNATURE_LENGTH = 9; + var ENDSTREAM_SIGNATURE = [ + 0x65, + 0x6E, + 0x64, + 0x73, + 0x74, + 0x72, + 0x65, + 0x61, + 0x6D + ]; + var skipped = 0, found = false, i, j; + while (stream.pos < stream.end) { + var scanBytes = stream.peekBytes(SCAN_BLOCK_SIZE); + var scanLength = scanBytes.length - ENDSTREAM_SIGNATURE_LENGTH; + if (scanLength <= 0) { + break; + } + found = false; + i = 0; + while (i < scanLength) { + j = 0; + while (j < ENDSTREAM_SIGNATURE_LENGTH && scanBytes[i + j] === ENDSTREAM_SIGNATURE[j]) { + j++; + } + if (j >= ENDSTREAM_SIGNATURE_LENGTH) { + found = true; + break; + } + i++; + } + if (found) { + skipped += i; + stream.pos += i; + break; + } + skipped += scanLength; + stream.pos += scanLength; + } + if (!found) { + error('Missing endstream'); + } + length = skipped; + lexer.nextChar(); + this.shift(); + this.shift(); + } + this.shift(); + stream = stream.makeSubStream(pos, length, dict); + if (cipherTransform) { + stream = cipherTransform.createStream(stream, length); + } + stream = this.filter(stream, dict, length); + stream.dict = dict; + return stream; + }, + filter: function Parser_filter(stream, dict, length) { + var filter = dict.get('Filter', 'F'); + var params = dict.get('DecodeParms', 'DP'); + if (isName(filter)) { + if (isArray(params)) { + params = this.xref.fetchIfRef(params[0]); + } + return this.makeFilter(stream, filter.name, length, params); + } + var maybeLength = length; + if (isArray(filter)) { + var filterArray = filter; + var paramsArray = params; + for (var i = 0, ii = filterArray.length; i < ii; ++i) { + filter = this.xref.fetchIfRef(filterArray[i]); + if (!isName(filter)) { + error('Bad filter name: ' + filter); + } + params = null; + if (isArray(paramsArray) && i in paramsArray) { + params = this.xref.fetchIfRef(paramsArray[i]); + } + stream = this.makeFilter(stream, filter.name, maybeLength, params); + maybeLength = null; + } + } + return stream; + }, + makeFilter: function Parser_makeFilter(stream, name, maybeLength, params) { + if (maybeLength === 0) { + warn('Empty "' + name + '" stream.'); + return new NullStream(stream); + } + try { + var xrefStreamStats = this.xref.stats.streamTypes; + if (name === 'FlateDecode' || name === 'Fl') { + xrefStreamStats[StreamType.FLATE] = true; + if (params) { + return new PredictorStream(new FlateStream(stream, maybeLength), maybeLength, params); + } + return new FlateStream(stream, maybeLength); + } + if (name === 'LZWDecode' || name === 'LZW') { + xrefStreamStats[StreamType.LZW] = true; + var earlyChange = 1; + if (params) { + if (params.has('EarlyChange')) { + earlyChange = params.get('EarlyChange'); + } + return new PredictorStream(new LZWStream(stream, maybeLength, earlyChange), maybeLength, params); + } + return new LZWStream(stream, maybeLength, earlyChange); + } + if (name === 'DCTDecode' || name === 'DCT') { + xrefStreamStats[StreamType.DCT] = true; + return new JpegStream(stream, maybeLength, stream.dict, params); + } + if (name === 'JPXDecode' || name === 'JPX') { + xrefStreamStats[StreamType.JPX] = true; + return new JpxStream(stream, maybeLength, stream.dict, params); + } + if (name === 'ASCII85Decode' || name === 'A85') { + xrefStreamStats[StreamType.A85] = true; + return new Ascii85Stream(stream, maybeLength); + } + if (name === 'ASCIIHexDecode' || name === 'AHx') { + xrefStreamStats[StreamType.AHX] = true; + return new AsciiHexStream(stream, maybeLength); + } + if (name === 'CCITTFaxDecode' || name === 'CCF') { + xrefStreamStats[StreamType.CCF] = true; + return new CCITTFaxStream(stream, maybeLength, params); + } + if (name === 'RunLengthDecode' || name === 'RL') { + xrefStreamStats[StreamType.RL] = true; + return new RunLengthStream(stream, maybeLength); + } + if (name === 'JBIG2Decode') { + xrefStreamStats[StreamType.JBIG] = true; + return new Jbig2Stream(stream, maybeLength, stream.dict, params); + } + warn('filter "' + name + '" not supported yet'); + return stream; + } catch (ex) { + if (ex instanceof MissingDataException) { + throw ex; + } + warn('Invalid stream: \"' + ex + '\"'); + return new NullStream(stream); + } + } + }; + return Parser; + }(); + var Lexer = function LexerClosure() { + function Lexer(stream, knownCommands) { + this.stream = stream; + this.nextChar(); + this.strBuf = []; + this.knownCommands = knownCommands; + } + var specialChars = [ + 1, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 1, + 1, + 0, + 1, + 1, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 1, + 0, + 0, + 0, + 0, + 2, + 0, + 0, + 2, + 2, + 0, + 0, + 0, + 0, + 0, + 2, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 2, + 0, + 2, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 2, + 0, + 2, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 2, + 0, + 2, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0 + ]; + function toHexDigit(ch) { + if (ch >= 0x30 && ch <= 0x39) { + return ch & 0x0F; + } + if (ch >= 0x41 && ch <= 0x46 || ch >= 0x61 && ch <= 0x66) { + return (ch & 0x0F) + 9; + } + return -1; + } + Lexer.prototype = { + nextChar: function Lexer_nextChar() { + return this.currentChar = this.stream.getByte(); + }, + peekChar: function Lexer_peekChar() { + return this.stream.peekByte(); + }, + getNumber: function Lexer_getNumber() { + var ch = this.currentChar; + var eNotation = false; + var divideBy = 0; + var sign = 1; + if (ch === 0x2D) { + sign = -1; + ch = this.nextChar(); + if (ch === 0x2D) { + ch = this.nextChar(); + } + } else if (ch === 0x2B) { + ch = this.nextChar(); + } + if (ch === 0x2E) { + divideBy = 10; + ch = this.nextChar(); + } + if (ch < 0x30 || ch > 0x39) { + error('Invalid number: ' + String.fromCharCode(ch)); + return 0; + } + var baseValue = ch - 0x30; + var powerValue = 0; + var powerValueSign = 1; + while ((ch = this.nextChar()) >= 0) { + if (0x30 <= ch && ch <= 0x39) { + var currentDigit = ch - 0x30; + if (eNotation) { + powerValue = powerValue * 10 + currentDigit; + } else { + if (divideBy !== 0) { + divideBy *= 10; + } + baseValue = baseValue * 10 + currentDigit; + } + } else if (ch === 0x2E) { + if (divideBy === 0) { + divideBy = 1; + } else { + break; + } + } else if (ch === 0x2D) { + warn('Badly formatted number'); + } else if (ch === 0x45 || ch === 0x65) { + ch = this.peekChar(); + if (ch === 0x2B || ch === 0x2D) { + powerValueSign = ch === 0x2D ? -1 : 1; + this.nextChar(); + } else if (ch < 0x30 || ch > 0x39) { + break; + } + eNotation = true; + } else { + break; + } + } + if (divideBy !== 0) { + baseValue /= divideBy; + } + if (eNotation) { + baseValue *= Math.pow(10, powerValueSign * powerValue); + } + return sign * baseValue; + }, + getString: function Lexer_getString() { + var numParen = 1; + var done = false; + var strBuf = this.strBuf; + strBuf.length = 0; + var ch = this.nextChar(); + while (true) { + var charBuffered = false; + switch (ch | 0) { + case -1: + warn('Unterminated string'); + done = true; + break; + case 0x28: + ++numParen; + strBuf.push('('); + break; + case 0x29: + if (--numParen === 0) { + this.nextChar(); + done = true; + } else { + strBuf.push(')'); + } + break; + case 0x5C: + ch = this.nextChar(); + switch (ch) { + case -1: + warn('Unterminated string'); + done = true; + break; + case 0x6E: + strBuf.push('\n'); + break; + case 0x72: + strBuf.push('\r'); + break; + case 0x74: + strBuf.push('\t'); + break; + case 0x62: + strBuf.push('\b'); + break; + case 0x66: + strBuf.push('\f'); + break; + case 0x5C: + case 0x28: + case 0x29: + strBuf.push(String.fromCharCode(ch)); + break; + case 0x30: + case 0x31: + case 0x32: + case 0x33: + case 0x34: + case 0x35: + case 0x36: + case 0x37: + var x = ch & 0x0F; + ch = this.nextChar(); + charBuffered = true; + if (ch >= 0x30 && ch <= 0x37) { + x = (x << 3) + (ch & 0x0F); + ch = this.nextChar(); + if (ch >= 0x30 && ch <= 0x37) { + charBuffered = false; + x = (x << 3) + (ch & 0x0F); + } + } + strBuf.push(String.fromCharCode(x)); + break; + case 0x0D: + if (this.peekChar() === 0x0A) { + this.nextChar(); + } + break; + case 0x0A: + break; + default: + strBuf.push(String.fromCharCode(ch)); + break; + } + break; + default: + strBuf.push(String.fromCharCode(ch)); + break; + } + if (done) { + break; + } + if (!charBuffered) { + ch = this.nextChar(); + } + } + return strBuf.join(''); + }, + getName: function Lexer_getName() { + var ch, previousCh; + var strBuf = this.strBuf; + strBuf.length = 0; + while ((ch = this.nextChar()) >= 0 && !specialChars[ch]) { + if (ch === 0x23) { + ch = this.nextChar(); + if (specialChars[ch]) { + warn('Lexer_getName: ' + 'NUMBER SIGN (#) should be followed by a hexadecimal number.'); + strBuf.push('#'); + break; + } + var x = toHexDigit(ch); + if (x !== -1) { + previousCh = ch; + ch = this.nextChar(); + var x2 = toHexDigit(ch); + if (x2 === -1) { + warn('Lexer_getName: Illegal digit (' + String.fromCharCode(ch) + ') in hexadecimal number.'); + strBuf.push('#', String.fromCharCode(previousCh)); + if (specialChars[ch]) { + break; + } + strBuf.push(String.fromCharCode(ch)); + continue; + } + strBuf.push(String.fromCharCode(x << 4 | x2)); + } else { + strBuf.push('#', String.fromCharCode(ch)); + } + } else { + strBuf.push(String.fromCharCode(ch)); + } + } + if (strBuf.length > 127) { + warn('name token is longer than allowed by the spec: ' + strBuf.length); + } + return Name.get(strBuf.join('')); + }, + getHexString: function Lexer_getHexString() { + var strBuf = this.strBuf; + strBuf.length = 0; + var ch = this.currentChar; + var isFirstHex = true; + var firstDigit; + var secondDigit; + while (true) { + if (ch < 0) { + warn('Unterminated hex string'); + break; + } else if (ch === 0x3E) { + this.nextChar(); + break; + } else if (specialChars[ch] === 1) { + ch = this.nextChar(); + continue; + } else { + if (isFirstHex) { + firstDigit = toHexDigit(ch); + if (firstDigit === -1) { + warn('Ignoring invalid character "' + ch + '" in hex string'); + ch = this.nextChar(); + continue; + } + } else { + secondDigit = toHexDigit(ch); + if (secondDigit === -1) { + warn('Ignoring invalid character "' + ch + '" in hex string'); + ch = this.nextChar(); + continue; + } + strBuf.push(String.fromCharCode(firstDigit << 4 | secondDigit)); + } + isFirstHex = !isFirstHex; + ch = this.nextChar(); + } + } + return strBuf.join(''); + }, + getObj: function Lexer_getObj() { + var comment = false; + var ch = this.currentChar; + while (true) { + if (ch < 0) { + return EOF; + } + if (comment) { + if (ch === 0x0A || ch === 0x0D) { + comment = false; + } + } else if (ch === 0x25) { + comment = true; + } else if (specialChars[ch] !== 1) { + break; + } + ch = this.nextChar(); + } + switch (ch | 0) { + case 0x30: + case 0x31: + case 0x32: + case 0x33: + case 0x34: + case 0x35: + case 0x36: + case 0x37: + case 0x38: + case 0x39: + case 0x2B: + case 0x2D: + case 0x2E: + return this.getNumber(); + case 0x28: + return this.getString(); + case 0x2F: + return this.getName(); + case 0x5B: + this.nextChar(); + return Cmd.get('['); + case 0x5D: + this.nextChar(); + return Cmd.get(']'); + case 0x3C: + ch = this.nextChar(); + if (ch === 0x3C) { + this.nextChar(); + return Cmd.get('<<'); + } + return this.getHexString(); + case 0x3E: + ch = this.nextChar(); + if (ch === 0x3E) { + this.nextChar(); + return Cmd.get('>>'); + } + return Cmd.get('>'); + case 0x7B: + this.nextChar(); + return Cmd.get('{'); + case 0x7D: + this.nextChar(); + return Cmd.get('}'); + case 0x29: + error('Illegal character: ' + ch); + break; + } + var str = String.fromCharCode(ch); + var knownCommands = this.knownCommands; + var knownCommandFound = knownCommands && knownCommands[str] !== undefined; + while ((ch = this.nextChar()) >= 0 && !specialChars[ch]) { + var possibleCommand = str + String.fromCharCode(ch); + if (knownCommandFound && knownCommands[possibleCommand] === undefined) { + break; + } + if (str.length === 128) { + error('Command token too long: ' + str.length); + } + str = possibleCommand; + knownCommandFound = knownCommands && knownCommands[str] !== undefined; + } + if (str === 'true') { + return true; + } + if (str === 'false') { + return false; + } + if (str === 'null') { + return null; + } + return Cmd.get(str); + }, + skipToNextLine: function Lexer_skipToNextLine() { + var ch = this.currentChar; + while (ch >= 0) { + if (ch === 0x0D) { + ch = this.nextChar(); + if (ch === 0x0A) { + this.nextChar(); + } + break; + } else if (ch === 0x0A) { + this.nextChar(); + break; + } + ch = this.nextChar(); + } + } + }; + return Lexer; + }(); + var Linearization = { + create: function LinearizationCreate(stream) { + function getInt(name, allowZeroValue) { + var obj = linDict.get(name); + if (isInt(obj) && (allowZeroValue ? obj >= 0 : obj > 0)) { + return obj; + } + throw new Error('The "' + name + '" parameter in the linearization ' + 'dictionary is invalid.'); + } + function getHints() { + var hints = linDict.get('H'), hintsLength, item; + if (isArray(hints) && ((hintsLength = hints.length) === 2 || hintsLength === 4)) { + for (var index = 0; index < hintsLength; index++) { + if (!(isInt(item = hints[index]) && item > 0)) { + throw new Error('Hint (' + index + ') in the linearization dictionary is invalid.'); + } + } + return hints; + } + throw new Error('Hint array in the linearization dictionary is invalid.'); + } + var parser = new Parser(new Lexer(stream), false, null); + var obj1 = parser.getObj(); + var obj2 = parser.getObj(); + var obj3 = parser.getObj(); + var linDict = parser.getObj(); + var obj, length; + if (!(isInt(obj1) && isInt(obj2) && isCmd(obj3, 'obj') && isDict(linDict) && isNum(obj = linDict.get('Linearized')) && obj > 0)) { + return null; + } else if ((length = getInt('L')) !== stream.length) { + throw new Error('The "L" parameter in the linearization dictionary ' + 'does not equal the stream length.'); + } + return { + length: length, + hints: getHints(), + objectNumberFirst: getInt('O'), + endFirst: getInt('E'), + numPages: getInt('N'), + mainXRefEntriesOffset: getInt('T'), + pageFirst: linDict.has('P') ? getInt('P', true) : 0 + }; + } + }; + exports.EOF = EOF; + exports.Lexer = Lexer; + exports.Linearization = Linearization; + exports.Parser = Parser; + exports.isEOF = isEOF; + })); + (function (root, factory) { + factory(root.pdfjsCoreType1Parser = {}, root.pdfjsSharedUtil, root.pdfjsCoreStream, root.pdfjsCoreEncodings); + }(this, function (exports, sharedUtil, coreStream, coreEncodings) { + var warn = sharedUtil.warn; + var isSpace = sharedUtil.isSpace; + var Stream = coreStream.Stream; + var getEncoding = coreEncodings.getEncoding; + var HINTING_ENABLED = false; + var Type1CharString = function Type1CharStringClosure() { + var COMMAND_MAP = { + 'hstem': [1], + 'vstem': [3], + 'vmoveto': [4], + 'rlineto': [5], + 'hlineto': [6], + 'vlineto': [7], + 'rrcurveto': [8], + 'callsubr': [10], + 'flex': [ + 12, + 35 + ], + 'drop': [ + 12, + 18 + ], + 'endchar': [14], + 'rmoveto': [21], + 'hmoveto': [22], + 'vhcurveto': [30], + 'hvcurveto': [31] + }; + function Type1CharString() { + this.width = 0; + this.lsb = 0; + this.flexing = false; + this.output = []; + this.stack = []; + } + Type1CharString.prototype = { + convert: function Type1CharString_convert(encoded, subrs, seacAnalysisEnabled) { + var count = encoded.length; + var error = false; + var wx, sbx, subrNumber; + for (var i = 0; i < count; i++) { + var value = encoded[i]; + if (value < 32) { + if (value === 12) { + value = (value << 8) + encoded[++i]; + } + switch (value) { + case 1: + if (!HINTING_ENABLED) { + this.stack = []; + break; + } + error = this.executeCommand(2, COMMAND_MAP.hstem); + break; + case 3: + if (!HINTING_ENABLED) { + this.stack = []; + break; + } + error = this.executeCommand(2, COMMAND_MAP.vstem); + break; + case 4: + if (this.flexing) { + if (this.stack.length < 1) { + error = true; + break; + } + var dy = this.stack.pop(); + this.stack.push(0, dy); + break; + } + error = this.executeCommand(1, COMMAND_MAP.vmoveto); + break; + case 5: + error = this.executeCommand(2, COMMAND_MAP.rlineto); + break; + case 6: + error = this.executeCommand(1, COMMAND_MAP.hlineto); + break; + case 7: + error = this.executeCommand(1, COMMAND_MAP.vlineto); + break; + case 8: + error = this.executeCommand(6, COMMAND_MAP.rrcurveto); + break; + case 9: + this.stack = []; + break; + case 10: + if (this.stack.length < 1) { + error = true; + break; + } + subrNumber = this.stack.pop(); + error = this.convert(subrs[subrNumber], subrs, seacAnalysisEnabled); + break; + case 11: + return error; + case 13: + if (this.stack.length < 2) { + error = true; + break; + } + wx = this.stack.pop(); + sbx = this.stack.pop(); + this.lsb = sbx; + this.width = wx; + this.stack.push(wx, sbx); + error = this.executeCommand(2, COMMAND_MAP.hmoveto); + break; + case 14: + this.output.push(COMMAND_MAP.endchar[0]); + break; + case 21: + if (this.flexing) { + break; + } + error = this.executeCommand(2, COMMAND_MAP.rmoveto); + break; + case 22: + if (this.flexing) { + this.stack.push(0); + break; + } + error = this.executeCommand(1, COMMAND_MAP.hmoveto); + break; + case 30: + error = this.executeCommand(4, COMMAND_MAP.vhcurveto); + break; + case 31: + error = this.executeCommand(4, COMMAND_MAP.hvcurveto); + break; + case (12 << 8) + 0: + this.stack = []; + break; + case (12 << 8) + 1: + if (!HINTING_ENABLED) { + this.stack = []; + break; + } + error = this.executeCommand(2, COMMAND_MAP.vstem); + break; + case (12 << 8) + 2: + if (!HINTING_ENABLED) { + this.stack = []; + break; + } + error = this.executeCommand(2, COMMAND_MAP.hstem); + break; + case (12 << 8) + 6: + if (seacAnalysisEnabled) { + this.seac = this.stack.splice(-4, 4); + error = this.executeCommand(0, COMMAND_MAP.endchar); + } else { + error = this.executeCommand(4, COMMAND_MAP.endchar); + } + break; + case (12 << 8) + 7: + if (this.stack.length < 4) { + error = true; + break; + } + var wy = this.stack.pop(); + wx = this.stack.pop(); + var sby = this.stack.pop(); + sbx = this.stack.pop(); + this.lsb = sbx; + this.width = wx; + this.stack.push(wx, sbx, sby); + error = this.executeCommand(3, COMMAND_MAP.rmoveto); + break; + case (12 << 8) + 12: + if (this.stack.length < 2) { + error = true; + break; + } + var num2 = this.stack.pop(); + var num1 = this.stack.pop(); + this.stack.push(num1 / num2); + break; + case (12 << 8) + 16: + if (this.stack.length < 2) { + error = true; + break; + } + subrNumber = this.stack.pop(); + var numArgs = this.stack.pop(); + if (subrNumber === 0 && numArgs === 3) { + var flexArgs = this.stack.splice(this.stack.length - 17, 17); + this.stack.push(flexArgs[2] + flexArgs[0], flexArgs[3] + flexArgs[1], flexArgs[4], flexArgs[5], flexArgs[6], flexArgs[7], flexArgs[8], flexArgs[9], flexArgs[10], flexArgs[11], flexArgs[12], flexArgs[13], flexArgs[14]); + error = this.executeCommand(13, COMMAND_MAP.flex, true); + this.flexing = false; + this.stack.push(flexArgs[15], flexArgs[16]); + } else if (subrNumber === 1 && numArgs === 0) { + this.flexing = true; + } + break; + case (12 << 8) + 17: + break; + case (12 << 8) + 33: + this.stack = []; + break; + default: + warn('Unknown type 1 charstring command of "' + value + '"'); + break; + } + if (error) { + break; + } + continue; + } else if (value <= 246) { + value = value - 139; + } else if (value <= 250) { + value = (value - 247) * 256 + encoded[++i] + 108; + } else if (value <= 254) { + value = -((value - 251) * 256) - encoded[++i] - 108; + } else { + value = (encoded[++i] & 0xff) << 24 | (encoded[++i] & 0xff) << 16 | (encoded[++i] & 0xff) << 8 | (encoded[++i] & 0xff) << 0; + } + this.stack.push(value); + } + return error; + }, + executeCommand: function (howManyArgs, command, keepStack) { + var stackLength = this.stack.length; + if (howManyArgs > stackLength) { + return true; + } + var start = stackLength - howManyArgs; + for (var i = start; i < stackLength; i++) { + var value = this.stack[i]; + if (value === (value | 0)) { + this.output.push(28, value >> 8 & 0xff, value & 0xff); + } else { + value = 65536 * value | 0; + this.output.push(255, value >> 24 & 0xFF, value >> 16 & 0xFF, value >> 8 & 0xFF, value & 0xFF); + } + } + this.output.push.apply(this.output, command); + if (keepStack) { + this.stack.splice(start, howManyArgs); + } else { + this.stack.length = 0; + } + return false; + } + }; + return Type1CharString; + }(); + var Type1Parser = function Type1ParserClosure() { + var EEXEC_ENCRYPT_KEY = 55665; + var CHAR_STRS_ENCRYPT_KEY = 4330; + function isHexDigit(code) { + return code >= 48 && code <= 57 || code >= 65 && code <= 70 || code >= 97 && code <= 102; + } + function decrypt(data, key, discardNumber) { + if (discardNumber >= data.length) { + return new Uint8Array(0); + } + var r = key | 0, c1 = 52845, c2 = 22719, i, j; + for (i = 0; i < discardNumber; i++) { + r = (data[i] + r) * c1 + c2 & (1 << 16) - 1; + } + var count = data.length - discardNumber; + var decrypted = new Uint8Array(count); + for (i = discardNumber, j = 0; j < count; i++, j++) { + var value = data[i]; + decrypted[j] = value ^ r >> 8; + r = (value + r) * c1 + c2 & (1 << 16) - 1; + } + return decrypted; + } + function decryptAscii(data, key, discardNumber) { + var r = key | 0, c1 = 52845, c2 = 22719; + var count = data.length, maybeLength = count >>> 1; + var decrypted = new Uint8Array(maybeLength); + var i, j; + for (i = 0, j = 0; i < count; i++) { + var digit1 = data[i]; + if (!isHexDigit(digit1)) { + continue; + } + i++; + var digit2; + while (i < count && !isHexDigit(digit2 = data[i])) { + i++; + } + if (i < count) { + var value = parseInt(String.fromCharCode(digit1, digit2), 16); + decrypted[j++] = value ^ r >> 8; + r = (value + r) * c1 + c2 & (1 << 16) - 1; + } + } + return Array.prototype.slice.call(decrypted, discardNumber, j); + } + function isSpecial(c) { + return c === 0x2F || c === 0x5B || c === 0x5D || c === 0x7B || c === 0x7D || c === 0x28 || c === 0x29; + } + function Type1Parser(stream, encrypted, seacAnalysisEnabled) { + if (encrypted) { + var data = stream.getBytes(); + var isBinary = !(isHexDigit(data[0]) && isHexDigit(data[1]) && isHexDigit(data[2]) && isHexDigit(data[3])); + stream = new Stream(isBinary ? decrypt(data, EEXEC_ENCRYPT_KEY, 4) : decryptAscii(data, EEXEC_ENCRYPT_KEY, 4)); + } + this.seacAnalysisEnabled = !!seacAnalysisEnabled; + this.stream = stream; + this.nextChar(); + } + Type1Parser.prototype = { + readNumberArray: function Type1Parser_readNumberArray() { + this.getToken(); + var array = []; + while (true) { + var token = this.getToken(); + if (token === null || token === ']' || token === '}') { + break; + } + array.push(parseFloat(token || 0)); + } + return array; + }, + readNumber: function Type1Parser_readNumber() { + var token = this.getToken(); + return parseFloat(token || 0); + }, + readInt: function Type1Parser_readInt() { + var token = this.getToken(); + return parseInt(token || 0, 10) | 0; + }, + readBoolean: function Type1Parser_readBoolean() { + var token = this.getToken(); + return token === 'true' ? 1 : 0; + }, + nextChar: function Type1_nextChar() { + return this.currentChar = this.stream.getByte(); + }, + getToken: function Type1Parser_getToken() { + var comment = false; + var ch = this.currentChar; + while (true) { + if (ch === -1) { + return null; + } + if (comment) { + if (ch === 0x0A || ch === 0x0D) { + comment = false; + } + } else if (ch === 0x25) { + comment = true; + } else if (!isSpace(ch)) { + break; + } + ch = this.nextChar(); + } + if (isSpecial(ch)) { + this.nextChar(); + return String.fromCharCode(ch); + } + var token = ''; + do { + token += String.fromCharCode(ch); + ch = this.nextChar(); + } while (ch >= 0 && !isSpace(ch) && !isSpecial(ch)); + return token; + }, + extractFontProgram: function Type1Parser_extractFontProgram() { + var stream = this.stream; + var subrs = [], charstrings = []; + var privateData = Object.create(null); + privateData['lenIV'] = 4; + var program = { + subrs: [], + charstrings: [], + properties: { 'privateData': privateData } + }; + var token, length, data, lenIV, encoded; + while ((token = this.getToken()) !== null) { + if (token !== '/') { + continue; + } + token = this.getToken(); + switch (token) { + case 'CharStrings': + this.getToken(); + this.getToken(); + this.getToken(); + this.getToken(); + while (true) { + token = this.getToken(); + if (token === null || token === 'end') { + break; + } + if (token !== '/') { + continue; + } + var glyph = this.getToken(); + length = this.readInt(); + this.getToken(); + data = stream.makeSubStream(stream.pos, length); + lenIV = program.properties.privateData['lenIV']; + encoded = decrypt(data.getBytes(), CHAR_STRS_ENCRYPT_KEY, lenIV); + stream.skip(length); + this.nextChar(); + token = this.getToken(); + if (token === 'noaccess') { + this.getToken(); + } + charstrings.push({ + glyph: glyph, + encoded: encoded + }); + } + break; + case 'Subrs': + var num = this.readInt(); + this.getToken(); + while ((token = this.getToken()) === 'dup') { + var index = this.readInt(); + length = this.readInt(); + this.getToken(); + data = stream.makeSubStream(stream.pos, length); + lenIV = program.properties.privateData['lenIV']; + encoded = decrypt(data.getBytes(), CHAR_STRS_ENCRYPT_KEY, lenIV); + stream.skip(length); + this.nextChar(); + token = this.getToken(); + if (token === 'noaccess') { + this.getToken(); + } + subrs[index] = encoded; + } + break; + case 'BlueValues': + case 'OtherBlues': + case 'FamilyBlues': + case 'FamilyOtherBlues': + var blueArray = this.readNumberArray(); + if (blueArray.length > 0 && blueArray.length % 2 === 0 && HINTING_ENABLED) { + program.properties.privateData[token] = blueArray; + } + break; + case 'StemSnapH': + case 'StemSnapV': + program.properties.privateData[token] = this.readNumberArray(); + break; + case 'StdHW': + case 'StdVW': + program.properties.privateData[token] = this.readNumberArray()[0]; + break; + case 'BlueShift': + case 'lenIV': + case 'BlueFuzz': + case 'BlueScale': + case 'LanguageGroup': + case 'ExpansionFactor': + program.properties.privateData[token] = this.readNumber(); + break; + case 'ForceBold': + program.properties.privateData[token] = this.readBoolean(); + break; + } + } + for (var i = 0; i < charstrings.length; i++) { + glyph = charstrings[i].glyph; + encoded = charstrings[i].encoded; + var charString = new Type1CharString(); + var error = charString.convert(encoded, subrs, this.seacAnalysisEnabled); + var output = charString.output; + if (error) { + output = [14]; + } + program.charstrings.push({ + glyphName: glyph, + charstring: output, + width: charString.width, + lsb: charString.lsb, + seac: charString.seac + }); + } + return program; + }, + extractFontHeader: function Type1Parser_extractFontHeader(properties) { + var token; + while ((token = this.getToken()) !== null) { + if (token !== '/') { + continue; + } + token = this.getToken(); + switch (token) { + case 'FontMatrix': + var matrix = this.readNumberArray(); + properties.fontMatrix = matrix; + break; + case 'Encoding': + var encodingArg = this.getToken(); + var encoding; + if (!/^\d+$/.test(encodingArg)) { + encoding = getEncoding(encodingArg); + } else { + encoding = []; + var size = parseInt(encodingArg, 10) | 0; + this.getToken(); + for (var j = 0; j < size; j++) { + token = this.getToken(); + while (token !== 'dup' && token !== 'def') { + token = this.getToken(); + if (token === null) { + return; + } + } + if (token === 'def') { + break; + } + var index = this.readInt(); + this.getToken(); + var glyph = this.getToken(); + encoding[index] = glyph; + this.getToken(); + } + } + properties.builtInEncoding = encoding; + break; + case 'FontBBox': + var fontBBox = this.readNumberArray(); + properties.ascent = fontBBox[3]; + properties.descent = fontBBox[1]; + properties.ascentScaled = true; + break; + } + } + } + }; + return Type1Parser; + }(); + exports.Type1Parser = Type1Parser; + })); + (function (root, factory) { + factory(root.pdfjsCoreCMap = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreStream, root.pdfjsCoreParser); + }(this, function (exports, sharedUtil, corePrimitives, coreStream, coreParser) { + var Util = sharedUtil.Util; + var assert = sharedUtil.assert; + var warn = sharedUtil.warn; + var error = sharedUtil.error; + var isInt = sharedUtil.isInt; + var isString = sharedUtil.isString; + var MissingDataException = sharedUtil.MissingDataException; + var isName = corePrimitives.isName; + var isCmd = corePrimitives.isCmd; + var isStream = corePrimitives.isStream; + var StringStream = coreStream.StringStream; + var Lexer = coreParser.Lexer; + var isEOF = coreParser.isEOF; + var BUILT_IN_CMAPS = [ + 'Adobe-GB1-UCS2', + 'Adobe-CNS1-UCS2', + 'Adobe-Japan1-UCS2', + 'Adobe-Korea1-UCS2', + '78-EUC-H', + '78-EUC-V', + '78-H', + '78-RKSJ-H', + '78-RKSJ-V', + '78-V', + '78ms-RKSJ-H', + '78ms-RKSJ-V', + '83pv-RKSJ-H', + '90ms-RKSJ-H', + '90ms-RKSJ-V', + '90msp-RKSJ-H', + '90msp-RKSJ-V', + '90pv-RKSJ-H', + '90pv-RKSJ-V', + 'Add-H', + 'Add-RKSJ-H', + 'Add-RKSJ-V', + 'Add-V', + 'Adobe-CNS1-0', + 'Adobe-CNS1-1', + 'Adobe-CNS1-2', + 'Adobe-CNS1-3', + 'Adobe-CNS1-4', + 'Adobe-CNS1-5', + 'Adobe-CNS1-6', + 'Adobe-GB1-0', + 'Adobe-GB1-1', + 'Adobe-GB1-2', + 'Adobe-GB1-3', + 'Adobe-GB1-4', + 'Adobe-GB1-5', + 'Adobe-Japan1-0', + 'Adobe-Japan1-1', + 'Adobe-Japan1-2', + 'Adobe-Japan1-3', + 'Adobe-Japan1-4', + 'Adobe-Japan1-5', + 'Adobe-Japan1-6', + 'Adobe-Korea1-0', + 'Adobe-Korea1-1', + 'Adobe-Korea1-2', + 'B5-H', + 'B5-V', + 'B5pc-H', + 'B5pc-V', + 'CNS-EUC-H', + 'CNS-EUC-V', + 'CNS1-H', + 'CNS1-V', + 'CNS2-H', + 'CNS2-V', + 'ETHK-B5-H', + 'ETHK-B5-V', + 'ETen-B5-H', + 'ETen-B5-V', + 'ETenms-B5-H', + 'ETenms-B5-V', + 'EUC-H', + 'EUC-V', + 'Ext-H', + 'Ext-RKSJ-H', + 'Ext-RKSJ-V', + 'Ext-V', + 'GB-EUC-H', + 'GB-EUC-V', + 'GB-H', + 'GB-V', + 'GBK-EUC-H', + 'GBK-EUC-V', + 'GBK2K-H', + 'GBK2K-V', + 'GBKp-EUC-H', + 'GBKp-EUC-V', + 'GBT-EUC-H', + 'GBT-EUC-V', + 'GBT-H', + 'GBT-V', + 'GBTpc-EUC-H', + 'GBTpc-EUC-V', + 'GBpc-EUC-H', + 'GBpc-EUC-V', + 'H', + 'HKdla-B5-H', + 'HKdla-B5-V', + 'HKdlb-B5-H', + 'HKdlb-B5-V', + 'HKgccs-B5-H', + 'HKgccs-B5-V', + 'HKm314-B5-H', + 'HKm314-B5-V', + 'HKm471-B5-H', + 'HKm471-B5-V', + 'HKscs-B5-H', + 'HKscs-B5-V', + 'Hankaku', + 'Hiragana', + 'KSC-EUC-H', + 'KSC-EUC-V', + 'KSC-H', + 'KSC-Johab-H', + 'KSC-Johab-V', + 'KSC-V', + 'KSCms-UHC-H', + 'KSCms-UHC-HW-H', + 'KSCms-UHC-HW-V', + 'KSCms-UHC-V', + 'KSCpc-EUC-H', + 'KSCpc-EUC-V', + 'Katakana', + 'NWP-H', + 'NWP-V', + 'RKSJ-H', + 'RKSJ-V', + 'Roman', + 'UniCNS-UCS2-H', + 'UniCNS-UCS2-V', + 'UniCNS-UTF16-H', + 'UniCNS-UTF16-V', + 'UniCNS-UTF32-H', + 'UniCNS-UTF32-V', + 'UniCNS-UTF8-H', + 'UniCNS-UTF8-V', + 'UniGB-UCS2-H', + 'UniGB-UCS2-V', + 'UniGB-UTF16-H', + 'UniGB-UTF16-V', + 'UniGB-UTF32-H', + 'UniGB-UTF32-V', + 'UniGB-UTF8-H', + 'UniGB-UTF8-V', + 'UniJIS-UCS2-H', + 'UniJIS-UCS2-HW-H', + 'UniJIS-UCS2-HW-V', + 'UniJIS-UCS2-V', + 'UniJIS-UTF16-H', + 'UniJIS-UTF16-V', + 'UniJIS-UTF32-H', + 'UniJIS-UTF32-V', + 'UniJIS-UTF8-H', + 'UniJIS-UTF8-V', + 'UniJIS2004-UTF16-H', + 'UniJIS2004-UTF16-V', + 'UniJIS2004-UTF32-H', + 'UniJIS2004-UTF32-V', + 'UniJIS2004-UTF8-H', + 'UniJIS2004-UTF8-V', + 'UniJISPro-UCS2-HW-V', + 'UniJISPro-UCS2-V', + 'UniJISPro-UTF8-V', + 'UniJISX0213-UTF32-H', + 'UniJISX0213-UTF32-V', + 'UniJISX02132004-UTF32-H', + 'UniJISX02132004-UTF32-V', + 'UniKS-UCS2-H', + 'UniKS-UCS2-V', + 'UniKS-UTF16-H', + 'UniKS-UTF16-V', + 'UniKS-UTF32-H', + 'UniKS-UTF32-V', + 'UniKS-UTF8-H', + 'UniKS-UTF8-V', + 'V', + 'WP-Symbol' + ]; + var CMap = function CMapClosure() { + function CMap(builtInCMap) { + this.codespaceRanges = [ + [], + [], + [], + [] + ]; + this.numCodespaceRanges = 0; + this._map = []; + this.name = ''; + this.vertical = false; + this.useCMap = null; + this.builtInCMap = builtInCMap; + } + CMap.prototype = { + addCodespaceRange: function (n, low, high) { + this.codespaceRanges[n - 1].push(low, high); + this.numCodespaceRanges++; + }, + mapCidRange: function (low, high, dstLow) { + while (low <= high) { + this._map[low++] = dstLow++; + } + }, + mapBfRange: function (low, high, dstLow) { + var lastByte = dstLow.length - 1; + while (low <= high) { + this._map[low++] = dstLow; + dstLow = dstLow.substr(0, lastByte) + String.fromCharCode(dstLow.charCodeAt(lastByte) + 1); + } + }, + mapBfRangeToArray: function (low, high, array) { + var i = 0, ii = array.length; + while (low <= high && i < ii) { + this._map[low] = array[i++]; + ++low; + } + }, + mapOne: function (src, dst) { + this._map[src] = dst; + }, + lookup: function (code) { + return this._map[code]; + }, + contains: function (code) { + return this._map[code] !== undefined; + }, + forEach: function (callback) { + var map = this._map; + var length = map.length; + var i; + if (length <= 0x10000) { + for (i = 0; i < length; i++) { + if (map[i] !== undefined) { + callback(i, map[i]); + } + } + } else { + for (i in this._map) { + callback(i, map[i]); + } + } + }, + charCodeOf: function (value) { + return this._map.indexOf(value); + }, + getMap: function () { + return this._map; + }, + readCharCode: function (str, offset, out) { + var c = 0; + var codespaceRanges = this.codespaceRanges; + var codespaceRangesLen = this.codespaceRanges.length; + for (var n = 0; n < codespaceRangesLen; n++) { + c = (c << 8 | str.charCodeAt(offset + n)) >>> 0; + var codespaceRange = codespaceRanges[n]; + for (var k = 0, kk = codespaceRange.length; k < kk;) { + var low = codespaceRange[k++]; + var high = codespaceRange[k++]; + if (c >= low && c <= high) { + out.charcode = c; + out.length = n + 1; + return; + } + } + } + out.charcode = 0; + out.length = 1; + }, + get length() { + return this._map.length; + }, + get isIdentityCMap() { + if (!(this.name === 'Identity-H' || this.name === 'Identity-V')) { + return false; + } + if (this._map.length !== 0x10000) { + return false; + } + for (var i = 0; i < 0x10000; i++) { + if (this._map[i] !== i) { + return false; + } + } + return true; + } + }; + return CMap; + }(); + var IdentityCMap = function IdentityCMapClosure() { + function IdentityCMap(vertical, n) { + CMap.call(this); + this.vertical = vertical; + this.addCodespaceRange(n, 0, 0xffff); + } + Util.inherit(IdentityCMap, CMap, {}); + IdentityCMap.prototype = { + addCodespaceRange: CMap.prototype.addCodespaceRange, + mapCidRange: function (low, high, dstLow) { + error('should not call mapCidRange'); + }, + mapBfRange: function (low, high, dstLow) { + error('should not call mapBfRange'); + }, + mapBfRangeToArray: function (low, high, array) { + error('should not call mapBfRangeToArray'); + }, + mapOne: function (src, dst) { + error('should not call mapCidOne'); + }, + lookup: function (code) { + return isInt(code) && code <= 0xffff ? code : undefined; + }, + contains: function (code) { + return isInt(code) && code <= 0xffff; + }, + forEach: function (callback) { + for (var i = 0; i <= 0xffff; i++) { + callback(i, i); + } + }, + charCodeOf: function (value) { + return isInt(value) && value <= 0xffff ? value : -1; + }, + getMap: function () { + var map = new Array(0x10000); + for (var i = 0; i <= 0xffff; i++) { + map[i] = i; + } + return map; + }, + readCharCode: CMap.prototype.readCharCode, + get length() { + return 0x10000; + }, + get isIdentityCMap() { + error('should not access .isIdentityCMap'); + } + }; + return IdentityCMap; + }(); + var BinaryCMapReader = function BinaryCMapReaderClosure() { + function fetchBinaryData(url) { + return new Promise(function (resolve, reject) { + var request = new XMLHttpRequest(); + request.open('GET', url, true); + request.responseType = 'arraybuffer'; + request.onreadystatechange = function () { + if (request.readyState === XMLHttpRequest.DONE) { + if (!request.response || request.status !== 200 && request.status !== 0) { + reject(new Error('Unable to get binary cMap at: ' + url)); + } else { + resolve(new Uint8Array(request.response)); + } + } + }; + request.send(null); + }); + } + function hexToInt(a, size) { + var n = 0; + for (var i = 0; i <= size; i++) { + n = n << 8 | a[i]; + } + return n >>> 0; + } + function hexToStr(a, size) { + if (size === 1) { + return String.fromCharCode(a[0], a[1]); + } + if (size === 3) { + return String.fromCharCode(a[0], a[1], a[2], a[3]); + } + return String.fromCharCode.apply(null, a.subarray(0, size + 1)); + } + function addHex(a, b, size) { + var c = 0; + for (var i = size; i >= 0; i--) { + c += a[i] + b[i]; + a[i] = c & 255; + c >>= 8; + } + } + function incHex(a, size) { + var c = 1; + for (var i = size; i >= 0 && c > 0; i--) { + c += a[i]; + a[i] = c & 255; + c >>= 8; + } + } + var MAX_NUM_SIZE = 16; + var MAX_ENCODED_NUM_SIZE = 19; + function BinaryCMapStream(data) { + this.buffer = data; + this.pos = 0; + this.end = data.length; + this.tmpBuf = new Uint8Array(MAX_ENCODED_NUM_SIZE); + } + BinaryCMapStream.prototype = { + readByte: function () { + if (this.pos >= this.end) { + return -1; + } + return this.buffer[this.pos++]; + }, + readNumber: function () { + var n = 0; + var last; + do { + var b = this.readByte(); + if (b < 0) { + error('unexpected EOF in bcmap'); + } + last = !(b & 0x80); + n = n << 7 | b & 0x7F; + } while (!last); + return n; + }, + readSigned: function () { + var n = this.readNumber(); + return n & 1 ? ~(n >>> 1) : n >>> 1; + }, + readHex: function (num, size) { + num.set(this.buffer.subarray(this.pos, this.pos + size + 1)); + this.pos += size + 1; + }, + readHexNumber: function (num, size) { + var last; + var stack = this.tmpBuf, sp = 0; + do { + var b = this.readByte(); + if (b < 0) { + error('unexpected EOF in bcmap'); + } + last = !(b & 0x80); + stack[sp++] = b & 0x7F; + } while (!last); + var i = size, buffer = 0, bufferSize = 0; + while (i >= 0) { + while (bufferSize < 8 && stack.length > 0) { + buffer = stack[--sp] << bufferSize | buffer; + bufferSize += 7; + } + num[i] = buffer & 255; + i--; + buffer >>= 8; + bufferSize -= 8; + } + }, + readHexSigned: function (num, size) { + this.readHexNumber(num, size); + var sign = num[size] & 1 ? 255 : 0; + var c = 0; + for (var i = 0; i <= size; i++) { + c = (c & 1) << 8 | num[i]; + num[i] = c >> 1 ^ sign; + } + }, + readString: function () { + var len = this.readNumber(); + var s = ''; + for (var i = 0; i < len; i++) { + s += String.fromCharCode(this.readNumber()); + } + return s; + } + }; + function processBinaryCMap(url, cMap, extend) { + return fetchBinaryData(url).then(function (data) { + var stream = new BinaryCMapStream(data); + var header = stream.readByte(); + cMap.vertical = !!(header & 1); + var useCMap = null; + var start = new Uint8Array(MAX_NUM_SIZE); + var end = new Uint8Array(MAX_NUM_SIZE); + var char = new Uint8Array(MAX_NUM_SIZE); + var charCode = new Uint8Array(MAX_NUM_SIZE); + var tmp = new Uint8Array(MAX_NUM_SIZE); + var code; + var b; + while ((b = stream.readByte()) >= 0) { + var type = b >> 5; + if (type === 7) { + switch (b & 0x1F) { + case 0: + stream.readString(); + break; + case 1: + useCMap = stream.readString(); + break; + } + continue; + } + var sequence = !!(b & 0x10); + var dataSize = b & 15; + assert(dataSize + 1 <= MAX_NUM_SIZE); + var ucs2DataSize = 1; + var subitemsCount = stream.readNumber(); + var i; + switch (type) { + case 0: + stream.readHex(start, dataSize); + stream.readHexNumber(end, dataSize); + addHex(end, start, dataSize); + cMap.addCodespaceRange(dataSize + 1, hexToInt(start, dataSize), hexToInt(end, dataSize)); + for (i = 1; i < subitemsCount; i++) { + incHex(end, dataSize); + stream.readHexNumber(start, dataSize); + addHex(start, end, dataSize); + stream.readHexNumber(end, dataSize); + addHex(end, start, dataSize); + cMap.addCodespaceRange(dataSize + 1, hexToInt(start, dataSize), hexToInt(end, dataSize)); + } + break; + case 1: + stream.readHex(start, dataSize); + stream.readHexNumber(end, dataSize); + addHex(end, start, dataSize); + code = stream.readNumber(); + for (i = 1; i < subitemsCount; i++) { + incHex(end, dataSize); + stream.readHexNumber(start, dataSize); + addHex(start, end, dataSize); + stream.readHexNumber(end, dataSize); + addHex(end, start, dataSize); + code = stream.readNumber(); + } + break; + case 2: + stream.readHex(char, dataSize); + code = stream.readNumber(); + cMap.mapOne(hexToInt(char, dataSize), code); + for (i = 1; i < subitemsCount; i++) { + incHex(char, dataSize); + if (!sequence) { + stream.readHexNumber(tmp, dataSize); + addHex(char, tmp, dataSize); + } + code = stream.readSigned() + (code + 1); + cMap.mapOne(hexToInt(char, dataSize), code); + } + break; + case 3: + stream.readHex(start, dataSize); + stream.readHexNumber(end, dataSize); + addHex(end, start, dataSize); + code = stream.readNumber(); + cMap.mapCidRange(hexToInt(start, dataSize), hexToInt(end, dataSize), code); + for (i = 1; i < subitemsCount; i++) { + incHex(end, dataSize); + if (!sequence) { + stream.readHexNumber(start, dataSize); + addHex(start, end, dataSize); + } else { + start.set(end); + } + stream.readHexNumber(end, dataSize); + addHex(end, start, dataSize); + code = stream.readNumber(); + cMap.mapCidRange(hexToInt(start, dataSize), hexToInt(end, dataSize), code); + } + break; + case 4: + stream.readHex(char, ucs2DataSize); + stream.readHex(charCode, dataSize); + cMap.mapOne(hexToInt(char, ucs2DataSize), hexToStr(charCode, dataSize)); + for (i = 1; i < subitemsCount; i++) { + incHex(char, ucs2DataSize); + if (!sequence) { + stream.readHexNumber(tmp, ucs2DataSize); + addHex(char, tmp, ucs2DataSize); + } + incHex(charCode, dataSize); + stream.readHexSigned(tmp, dataSize); + addHex(charCode, tmp, dataSize); + cMap.mapOne(hexToInt(char, ucs2DataSize), hexToStr(charCode, dataSize)); + } + break; + case 5: + stream.readHex(start, ucs2DataSize); + stream.readHexNumber(end, ucs2DataSize); + addHex(end, start, ucs2DataSize); + stream.readHex(charCode, dataSize); + cMap.mapBfRange(hexToInt(start, ucs2DataSize), hexToInt(end, ucs2DataSize), hexToStr(charCode, dataSize)); + for (i = 1; i < subitemsCount; i++) { + incHex(end, ucs2DataSize); + if (!sequence) { + stream.readHexNumber(start, ucs2DataSize); + addHex(start, end, ucs2DataSize); + } else { + start.set(end); + } + stream.readHexNumber(end, ucs2DataSize); + addHex(end, start, ucs2DataSize); + stream.readHex(charCode, dataSize); + cMap.mapBfRange(hexToInt(start, ucs2DataSize), hexToInt(end, ucs2DataSize), hexToStr(charCode, dataSize)); + } + break; + default: + error('Unknown type: ' + type); + break; + } + } + if (useCMap) { + return extend(useCMap); + } + return cMap; + }); + } + function BinaryCMapReader() { + } + BinaryCMapReader.prototype = { read: processBinaryCMap }; + return BinaryCMapReader; + }(); + var CMapFactory = function CMapFactoryClosure() { + function strToInt(str) { + var a = 0; + for (var i = 0; i < str.length; i++) { + a = a << 8 | str.charCodeAt(i); + } + return a >>> 0; + } + function expectString(obj) { + if (!isString(obj)) { + error('Malformed CMap: expected string.'); + } + } + function expectInt(obj) { + if (!isInt(obj)) { + error('Malformed CMap: expected int.'); + } + } + function parseBfChar(cMap, lexer) { + while (true) { + var obj = lexer.getObj(); + if (isEOF(obj)) { + break; + } + if (isCmd(obj, 'endbfchar')) { + return; + } + expectString(obj); + var src = strToInt(obj); + obj = lexer.getObj(); + expectString(obj); + var dst = obj; + cMap.mapOne(src, dst); + } + } + function parseBfRange(cMap, lexer) { + while (true) { + var obj = lexer.getObj(); + if (isEOF(obj)) { + break; + } + if (isCmd(obj, 'endbfrange')) { + return; + } + expectString(obj); + var low = strToInt(obj); + obj = lexer.getObj(); + expectString(obj); + var high = strToInt(obj); + obj = lexer.getObj(); + if (isInt(obj) || isString(obj)) { + var dstLow = isInt(obj) ? String.fromCharCode(obj) : obj; + cMap.mapBfRange(low, high, dstLow); + } else if (isCmd(obj, '[')) { + obj = lexer.getObj(); + var array = []; + while (!isCmd(obj, ']') && !isEOF(obj)) { + array.push(obj); + obj = lexer.getObj(); + } + cMap.mapBfRangeToArray(low, high, array); + } else { + break; + } + } + error('Invalid bf range.'); + } + function parseCidChar(cMap, lexer) { + while (true) { + var obj = lexer.getObj(); + if (isEOF(obj)) { + break; + } + if (isCmd(obj, 'endcidchar')) { + return; + } + expectString(obj); + var src = strToInt(obj); + obj = lexer.getObj(); + expectInt(obj); + var dst = obj; + cMap.mapOne(src, dst); + } + } + function parseCidRange(cMap, lexer) { + while (true) { + var obj = lexer.getObj(); + if (isEOF(obj)) { + break; + } + if (isCmd(obj, 'endcidrange')) { + return; + } + expectString(obj); + var low = strToInt(obj); + obj = lexer.getObj(); + expectString(obj); + var high = strToInt(obj); + obj = lexer.getObj(); + expectInt(obj); + var dstLow = obj; + cMap.mapCidRange(low, high, dstLow); + } + } + function parseCodespaceRange(cMap, lexer) { + while (true) { + var obj = lexer.getObj(); + if (isEOF(obj)) { + break; + } + if (isCmd(obj, 'endcodespacerange')) { + return; + } + if (!isString(obj)) { + break; + } + var low = strToInt(obj); + obj = lexer.getObj(); + if (!isString(obj)) { + break; + } + var high = strToInt(obj); + cMap.addCodespaceRange(obj.length, low, high); + } + error('Invalid codespace range.'); + } + function parseWMode(cMap, lexer) { + var obj = lexer.getObj(); + if (isInt(obj)) { + cMap.vertical = !!obj; + } + } + function parseCMapName(cMap, lexer) { + var obj = lexer.getObj(); + if (isName(obj) && isString(obj.name)) { + cMap.name = obj.name; + } + } + function parseCMap(cMap, lexer, builtInCMapParams, useCMap) { + var previous; + var embededUseCMap; + objLoop: + while (true) { + try { + var obj = lexer.getObj(); + if (isEOF(obj)) { + break; + } else if (isName(obj)) { + if (obj.name === 'WMode') { + parseWMode(cMap, lexer); + } else if (obj.name === 'CMapName') { + parseCMapName(cMap, lexer); + } + previous = obj; + } else if (isCmd(obj)) { + switch (obj.cmd) { + case 'endcmap': + break objLoop; + case 'usecmap': + if (isName(previous)) { + embededUseCMap = previous.name; + } + break; + case 'begincodespacerange': + parseCodespaceRange(cMap, lexer); + break; + case 'beginbfchar': + parseBfChar(cMap, lexer); + break; + case 'begincidchar': + parseCidChar(cMap, lexer); + break; + case 'beginbfrange': + parseBfRange(cMap, lexer); + break; + case 'begincidrange': + parseCidRange(cMap, lexer); + break; + } + } + } catch (ex) { + if (ex instanceof MissingDataException) { + throw ex; + } + warn('Invalid cMap data: ' + ex); + continue; + } + } + if (!useCMap && embededUseCMap) { + useCMap = embededUseCMap; + } + if (useCMap) { + return extendCMap(cMap, builtInCMapParams, useCMap); + } + return Promise.resolve(cMap); + } + function extendCMap(cMap, builtInCMapParams, useCMap) { + return createBuiltInCMap(useCMap, builtInCMapParams).then(function (newCMap) { + cMap.useCMap = newCMap; + if (cMap.numCodespaceRanges === 0) { + var useCodespaceRanges = cMap.useCMap.codespaceRanges; + for (var i = 0; i < useCodespaceRanges.length; i++) { + cMap.codespaceRanges[i] = useCodespaceRanges[i].slice(); + } + cMap.numCodespaceRanges = cMap.useCMap.numCodespaceRanges; + } + cMap.useCMap.forEach(function (key, value) { + if (!cMap.contains(key)) { + cMap.mapOne(key, cMap.useCMap.lookup(key)); + } + }); + return cMap; + }); + } + function parseBinaryCMap(name, builtInCMapParams) { + var url = builtInCMapParams.url + name + '.bcmap'; + var cMap = new CMap(true); + return new BinaryCMapReader().read(url, cMap, function (useCMap) { + return extendCMap(cMap, builtInCMapParams, useCMap); + }); + } + function createBuiltInCMap(name, builtInCMapParams) { + if (name === 'Identity-H') { + return Promise.resolve(new IdentityCMap(false, 2)); + } else if (name === 'Identity-V') { + return Promise.resolve(new IdentityCMap(true, 2)); + } + if (BUILT_IN_CMAPS.indexOf(name) === -1) { + return Promise.reject(new Error('Unknown cMap name: ' + name)); + } + assert(builtInCMapParams, 'built-in cMap parameters are not provided'); + if (builtInCMapParams.packed) { + return parseBinaryCMap(name, builtInCMapParams); + } + return new Promise(function (resolve, reject) { + var url = builtInCMapParams.url + name; + var request = new XMLHttpRequest(); + request.onreadystatechange = function () { + if (request.readyState === XMLHttpRequest.DONE) { + if (request.status === 200 || request.status === 0) { + var cMap = new CMap(true); + var lexer = new Lexer(new StringStream(request.responseText)); + parseCMap(cMap, lexer, builtInCMapParams, null).then(function (parsedCMap) { + resolve(parsedCMap); + }); + } else { + reject(new Error('Unable to get cMap at: ' + url)); + } + } + }; + request.open('GET', url, true); + request.send(null); + }); + } + return { + create: function (encoding, builtInCMapParams, useCMap) { + if (isName(encoding)) { + return createBuiltInCMap(encoding.name, builtInCMapParams); + } else if (isStream(encoding)) { + var cMap = new CMap(); + var lexer = new Lexer(encoding); + return parseCMap(cMap, lexer, builtInCMapParams, useCMap).then(function (parsedCMap) { + if (parsedCMap.isIdentityCMap) { + return createBuiltInCMap(parsedCMap.name, builtInCMapParams); + } + return parsedCMap; + }); + } + return Promise.reject(new Error('Encoding required.')); + } + }; + }(); + exports.CMap = CMap; + exports.CMapFactory = CMapFactory; + exports.IdentityCMap = IdentityCMap; + })); + (function (root, factory) { + factory(root.pdfjsCoreFonts = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreStream, root.pdfjsCoreGlyphList, root.pdfjsCoreFontRenderer, root.pdfjsCoreEncodings, root.pdfjsCoreStandardFonts, root.pdfjsCoreUnicode, root.pdfjsCoreType1Parser, root.pdfjsCoreCFFParser); + }(this, function (exports, sharedUtil, corePrimitives, coreStream, coreGlyphList, coreFontRenderer, coreEncodings, coreStandardFonts, coreUnicode, coreType1Parser, coreCFFParser) { + var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX; + var FontType = sharedUtil.FontType; + var assert = sharedUtil.assert; + var bytesToString = sharedUtil.bytesToString; + var error = sharedUtil.error; + var info = sharedUtil.info; + var isArray = sharedUtil.isArray; + var isInt = sharedUtil.isInt; + var isNum = sharedUtil.isNum; + var readUint32 = sharedUtil.readUint32; + var shadow = sharedUtil.shadow; + var string32 = sharedUtil.string32; + var warn = sharedUtil.warn; + var MissingDataException = sharedUtil.MissingDataException; + var isSpace = sharedUtil.isSpace; + var Stream = coreStream.Stream; + var getGlyphsUnicode = coreGlyphList.getGlyphsUnicode; + var getDingbatsGlyphsUnicode = coreGlyphList.getDingbatsGlyphsUnicode; + var FontRendererFactory = coreFontRenderer.FontRendererFactory; + var StandardEncoding = coreEncodings.StandardEncoding; + var MacRomanEncoding = coreEncodings.MacRomanEncoding; + var SymbolSetEncoding = coreEncodings.SymbolSetEncoding; + var ZapfDingbatsEncoding = coreEncodings.ZapfDingbatsEncoding; + var getEncoding = coreEncodings.getEncoding; + var getStdFontMap = coreStandardFonts.getStdFontMap; + var getNonStdFontMap = coreStandardFonts.getNonStdFontMap; + var getGlyphMapForStandardFonts = coreStandardFonts.getGlyphMapForStandardFonts; + var getSupplementalGlyphMapForArialBlack = coreStandardFonts.getSupplementalGlyphMapForArialBlack; + var getUnicodeRangeFor = coreUnicode.getUnicodeRangeFor; + var mapSpecialUnicodeValues = coreUnicode.mapSpecialUnicodeValues; + var getUnicodeForGlyph = coreUnicode.getUnicodeForGlyph; + var Type1Parser = coreType1Parser.Type1Parser; + var CFFStandardStrings = coreCFFParser.CFFStandardStrings; + var CFFParser = coreCFFParser.CFFParser; + var CFFCompiler = coreCFFParser.CFFCompiler; + var CFF = coreCFFParser.CFF; + var CFFHeader = coreCFFParser.CFFHeader; + var CFFTopDict = coreCFFParser.CFFTopDict; + var CFFPrivateDict = coreCFFParser.CFFPrivateDict; + var CFFStrings = coreCFFParser.CFFStrings; + var CFFIndex = coreCFFParser.CFFIndex; + var CFFCharset = coreCFFParser.CFFCharset; + var PRIVATE_USE_OFFSET_START = 0xE000; + var PRIVATE_USE_OFFSET_END = 0xF8FF; + var SKIP_PRIVATE_USE_RANGE_F000_TO_F01F = false; + var PDF_GLYPH_SPACE_UNITS = 1000; + var SEAC_ANALYSIS_ENABLED = false; + var FontFlags = { + FixedPitch: 1, + Serif: 2, + Symbolic: 4, + Script: 8, + Nonsymbolic: 32, + Italic: 64, + AllCap: 65536, + SmallCap: 131072, + ForceBold: 262144 + }; + var MacStandardGlyphOrdering = [ + '.notdef', + '.null', + 'nonmarkingreturn', + 'space', + 'exclam', + 'quotedbl', + 'numbersign', + 'dollar', + 'percent', + 'ampersand', + 'quotesingle', + 'parenleft', + 'parenright', + 'asterisk', + 'plus', + 'comma', + 'hyphen', + 'period', + 'slash', + 'zero', + 'one', + 'two', + 'three', + 'four', + 'five', + 'six', + 'seven', + 'eight', + 'nine', + 'colon', + 'semicolon', + 'less', + 'equal', + 'greater', + 'question', + 'at', + 'A', + 'B', + 'C', + 'D', + 'E', + 'F', + 'G', + 'H', + 'I', + 'J', + 'K', + 'L', + 'M', + 'N', + 'O', + 'P', + 'Q', + 'R', + 'S', + 'T', + 'U', + 'V', + 'W', + 'X', + 'Y', + 'Z', + 'bracketleft', + 'backslash', + 'bracketright', + 'asciicircum', + 'underscore', + 'grave', + 'a', + 'b', + 'c', + 'd', + 'e', + 'f', + 'g', + 'h', + 'i', + 'j', + 'k', + 'l', + 'm', + 'n', + 'o', + 'p', + 'q', + 'r', + 's', + 't', + 'u', + 'v', + 'w', + 'x', + 'y', + 'z', + 'braceleft', + 'bar', + 'braceright', + 'asciitilde', + 'Adieresis', + 'Aring', + 'Ccedilla', + 'Eacute', + 'Ntilde', + 'Odieresis', + 'Udieresis', + 'aacute', + 'agrave', + 'acircumflex', + 'adieresis', + 'atilde', + 'aring', + 'ccedilla', + 'eacute', + 'egrave', + 'ecircumflex', + 'edieresis', + 'iacute', + 'igrave', + 'icircumflex', + 'idieresis', + 'ntilde', + 'oacute', + 'ograve', + 'ocircumflex', + 'odieresis', + 'otilde', + 'uacute', + 'ugrave', + 'ucircumflex', + 'udieresis', + 'dagger', + 'degree', + 'cent', + 'sterling', + 'section', + 'bullet', + 'paragraph', + 'germandbls', + 'registered', + 'copyright', + 'trademark', + 'acute', + 'dieresis', + 'notequal', + 'AE', + 'Oslash', + 'infinity', + 'plusminus', + 'lessequal', + 'greaterequal', + 'yen', + 'mu', + 'partialdiff', + 'summation', + 'product', + 'pi', + 'integral', + 'ordfeminine', + 'ordmasculine', + 'Omega', + 'ae', + 'oslash', + 'questiondown', + 'exclamdown', + 'logicalnot', + 'radical', + 'florin', + 'approxequal', + 'Delta', + 'guillemotleft', + 'guillemotright', + 'ellipsis', + 'nonbreakingspace', + 'Agrave', + 'Atilde', + 'Otilde', + 'OE', + 'oe', + 'endash', + 'emdash', + 'quotedblleft', + 'quotedblright', + 'quoteleft', + 'quoteright', + 'divide', + 'lozenge', + 'ydieresis', + 'Ydieresis', + 'fraction', + 'currency', + 'guilsinglleft', + 'guilsinglright', + 'fi', + 'fl', + 'daggerdbl', + 'periodcentered', + 'quotesinglbase', + 'quotedblbase', + 'perthousand', + 'Acircumflex', + 'Ecircumflex', + 'Aacute', + 'Edieresis', + 'Egrave', + 'Iacute', + 'Icircumflex', + 'Idieresis', + 'Igrave', + 'Oacute', + 'Ocircumflex', + 'apple', + 'Ograve', + 'Uacute', + 'Ucircumflex', + 'Ugrave', + 'dotlessi', + 'circumflex', + 'tilde', + 'macron', + 'breve', + 'dotaccent', + 'ring', + 'cedilla', + 'hungarumlaut', + 'ogonek', + 'caron', + 'Lslash', + 'lslash', + 'Scaron', + 'scaron', + 'Zcaron', + 'zcaron', + 'brokenbar', + 'Eth', + 'eth', + 'Yacute', + 'yacute', + 'Thorn', + 'thorn', + 'minus', + 'multiply', + 'onesuperior', + 'twosuperior', + 'threesuperior', + 'onehalf', + 'onequarter', + 'threequarters', + 'franc', + 'Gbreve', + 'gbreve', + 'Idotaccent', + 'Scedilla', + 'scedilla', + 'Cacute', + 'cacute', + 'Ccaron', + 'ccaron', + 'dcroat' + ]; + function adjustWidths(properties) { + if (!properties.fontMatrix) { + return; + } + if (properties.fontMatrix[0] === FONT_IDENTITY_MATRIX[0]) { + return; + } + var scale = 0.001 / properties.fontMatrix[0]; + var glyphsWidths = properties.widths; + for (var glyph in glyphsWidths) { + glyphsWidths[glyph] *= scale; + } + properties.defaultWidth *= scale; + } + function adjustToUnicode(properties, builtInEncoding) { + if (properties.hasIncludedToUnicodeMap) { + return; + } + if (properties.hasEncoding) { + return; + } + if (builtInEncoding === properties.defaultEncoding) { + return; + } + if (properties.toUnicode instanceof IdentityToUnicodeMap) { + return; + } + var toUnicode = [], glyphsUnicodeMap = getGlyphsUnicode(); + for (var charCode in builtInEncoding) { + var glyphName = builtInEncoding[charCode]; + var unicode = getUnicodeForGlyph(glyphName, glyphsUnicodeMap); + if (unicode !== -1) { + toUnicode[charCode] = String.fromCharCode(unicode); + } + } + properties.toUnicode.amend(toUnicode); + } + function getFontType(type, subtype) { + switch (type) { + case 'Type1': + return subtype === 'Type1C' ? FontType.TYPE1C : FontType.TYPE1; + case 'CIDFontType0': + return subtype === 'CIDFontType0C' ? FontType.CIDFONTTYPE0C : FontType.CIDFONTTYPE0; + case 'OpenType': + return FontType.OPENTYPE; + case 'TrueType': + return FontType.TRUETYPE; + case 'CIDFontType2': + return FontType.CIDFONTTYPE2; + case 'MMType1': + return FontType.MMTYPE1; + case 'Type0': + return FontType.TYPE0; + default: + return FontType.UNKNOWN; + } + } + function recoverGlyphName(name, glyphsUnicodeMap) { + if (glyphsUnicodeMap[name] !== undefined) { + return name; + } + var unicode = getUnicodeForGlyph(name, glyphsUnicodeMap); + if (unicode !== -1) { + for (var key in glyphsUnicodeMap) { + if (glyphsUnicodeMap[key] === unicode) { + return key; + } + } + } + info('Unable to recover a standard glyph name for: ' + name); + return name; + } + var Glyph = function GlyphClosure() { + function Glyph(fontChar, unicode, accent, width, vmetric, operatorListId, isSpace, isInFont) { + this.fontChar = fontChar; + this.unicode = unicode; + this.accent = accent; + this.width = width; + this.vmetric = vmetric; + this.operatorListId = operatorListId; + this.isSpace = isSpace; + this.isInFont = isInFont; + } + Glyph.prototype.matchesForCache = function (fontChar, unicode, accent, width, vmetric, operatorListId, isSpace, isInFont) { + return this.fontChar === fontChar && this.unicode === unicode && this.accent === accent && this.width === width && this.vmetric === vmetric && this.operatorListId === operatorListId && this.isSpace === isSpace && this.isInFont === isInFont; + }; + return Glyph; + }(); + var ToUnicodeMap = function ToUnicodeMapClosure() { + function ToUnicodeMap(cmap) { + this._map = cmap; + } + ToUnicodeMap.prototype = { + get length() { + return this._map.length; + }, + forEach: function (callback) { + for (var charCode in this._map) { + callback(charCode, this._map[charCode].charCodeAt(0)); + } + }, + has: function (i) { + return this._map[i] !== undefined; + }, + get: function (i) { + return this._map[i]; + }, + charCodeOf: function (v) { + return this._map.indexOf(v); + }, + amend: function (map) { + for (var charCode in map) { + this._map[charCode] = map[charCode]; + } + } + }; + return ToUnicodeMap; + }(); + var IdentityToUnicodeMap = function IdentityToUnicodeMapClosure() { + function IdentityToUnicodeMap(firstChar, lastChar) { + this.firstChar = firstChar; + this.lastChar = lastChar; + } + IdentityToUnicodeMap.prototype = { + get length() { + return this.lastChar + 1 - this.firstChar; + }, + forEach: function (callback) { + for (var i = this.firstChar, ii = this.lastChar; i <= ii; i++) { + callback(i, i); + } + }, + has: function (i) { + return this.firstChar <= i && i <= this.lastChar; + }, + get: function (i) { + if (this.firstChar <= i && i <= this.lastChar) { + return String.fromCharCode(i); + } + return undefined; + }, + charCodeOf: function (v) { + return isInt(v) && v >= this.firstChar && v <= this.lastChar ? v : -1; + }, + amend: function (map) { + error('Should not call amend()'); + } + }; + return IdentityToUnicodeMap; + }(); + var OpenTypeFileBuilder = function OpenTypeFileBuilderClosure() { + function writeInt16(dest, offset, num) { + dest[offset] = num >> 8 & 0xFF; + dest[offset + 1] = num & 0xFF; + } + function writeInt32(dest, offset, num) { + dest[offset] = num >> 24 & 0xFF; + dest[offset + 1] = num >> 16 & 0xFF; + dest[offset + 2] = num >> 8 & 0xFF; + dest[offset + 3] = num & 0xFF; + } + function writeData(dest, offset, data) { + var i, ii; + if (data instanceof Uint8Array) { + dest.set(data, offset); + } else if (typeof data === 'string') { + for (i = 0, ii = data.length; i < ii; i++) { + dest[offset++] = data.charCodeAt(i) & 0xFF; + } + } else { + for (i = 0, ii = data.length; i < ii; i++) { + dest[offset++] = data[i] & 0xFF; + } + } + } + function OpenTypeFileBuilder(sfnt) { + this.sfnt = sfnt; + this.tables = Object.create(null); + } + OpenTypeFileBuilder.getSearchParams = function OpenTypeFileBuilder_getSearchParams(entriesCount, entrySize) { + var maxPower2 = 1, log2 = 0; + while ((maxPower2 ^ entriesCount) > maxPower2) { + maxPower2 <<= 1; + log2++; + } + var searchRange = maxPower2 * entrySize; + return { + range: searchRange, + entry: log2, + rangeShift: entrySize * entriesCount - searchRange + }; + }; + var OTF_HEADER_SIZE = 12; + var OTF_TABLE_ENTRY_SIZE = 16; + OpenTypeFileBuilder.prototype = { + toArray: function OpenTypeFileBuilder_toArray() { + var sfnt = this.sfnt; + var tables = this.tables; + var tablesNames = Object.keys(tables); + tablesNames.sort(); + var numTables = tablesNames.length; + var i, j, jj, table, tableName; + var offset = OTF_HEADER_SIZE + numTables * OTF_TABLE_ENTRY_SIZE; + var tableOffsets = [offset]; + for (i = 0; i < numTables; i++) { + table = tables[tablesNames[i]]; + var paddedLength = (table.length + 3 & ~3) >>> 0; + offset += paddedLength; + tableOffsets.push(offset); + } + var file = new Uint8Array(offset); + for (i = 0; i < numTables; i++) { + table = tables[tablesNames[i]]; + writeData(file, tableOffsets[i], table); + } + if (sfnt === 'true') { + sfnt = string32(0x00010000); + } + file[0] = sfnt.charCodeAt(0) & 0xFF; + file[1] = sfnt.charCodeAt(1) & 0xFF; + file[2] = sfnt.charCodeAt(2) & 0xFF; + file[3] = sfnt.charCodeAt(3) & 0xFF; + writeInt16(file, 4, numTables); + var searchParams = OpenTypeFileBuilder.getSearchParams(numTables, 16); + writeInt16(file, 6, searchParams.range); + writeInt16(file, 8, searchParams.entry); + writeInt16(file, 10, searchParams.rangeShift); + offset = OTF_HEADER_SIZE; + for (i = 0; i < numTables; i++) { + tableName = tablesNames[i]; + file[offset] = tableName.charCodeAt(0) & 0xFF; + file[offset + 1] = tableName.charCodeAt(1) & 0xFF; + file[offset + 2] = tableName.charCodeAt(2) & 0xFF; + file[offset + 3] = tableName.charCodeAt(3) & 0xFF; + var checksum = 0; + for (j = tableOffsets[i], jj = tableOffsets[i + 1]; j < jj; j += 4) { + var quad = readUint32(file, j); + checksum = checksum + quad >>> 0; + } + writeInt32(file, offset + 4, checksum); + writeInt32(file, offset + 8, tableOffsets[i]); + writeInt32(file, offset + 12, tables[tableName].length); + offset += OTF_TABLE_ENTRY_SIZE; + } + return file; + }, + addTable: function OpenTypeFileBuilder_addTable(tag, data) { + if (tag in this.tables) { + throw new Error('Table ' + tag + ' already exists'); + } + this.tables[tag] = data; + } + }; + return OpenTypeFileBuilder; + }(); + var ProblematicCharRanges = new Int32Array([ + 0x0000, + 0x0020, + 0x007F, + 0x00A1, + 0x00AD, + 0x00AE, + 0x0600, + 0x0780, + 0x08A0, + 0x10A0, + 0x1780, + 0x1800, + 0x1C00, + 0x1C50, + 0x2000, + 0x2010, + 0x2011, + 0x2012, + 0x2028, + 0x2030, + 0x205F, + 0x2070, + 0x25CC, + 0x25CD, + 0x3000, + 0x3001, + 0xAA60, + 0xAA80, + 0xFFF0, + 0x10000 + ]); + var Font = function FontClosure() { + function Font(name, file, properties) { + var charCode, glyphName, unicode; + this.name = name; + this.loadedName = properties.loadedName; + this.isType3Font = properties.isType3Font; + this.sizes = []; + this.missingFile = false; + this.glyphCache = Object.create(null); + var names = name.split('+'); + names = names.length > 1 ? names[1] : names[0]; + names = names.split(/[-,_]/g)[0]; + this.isSerifFont = !!(properties.flags & FontFlags.Serif); + this.isSymbolicFont = !!(properties.flags & FontFlags.Symbolic); + this.isMonospace = !!(properties.flags & FontFlags.FixedPitch); + var type = properties.type; + var subtype = properties.subtype; + this.type = type; + this.fallbackName = this.isMonospace ? 'monospace' : this.isSerifFont ? 'serif' : 'sans-serif'; + this.differences = properties.differences; + this.widths = properties.widths; + this.defaultWidth = properties.defaultWidth; + this.composite = properties.composite; + this.wideChars = properties.wideChars; + this.cMap = properties.cMap; + this.ascent = properties.ascent / PDF_GLYPH_SPACE_UNITS; + this.descent = properties.descent / PDF_GLYPH_SPACE_UNITS; + this.fontMatrix = properties.fontMatrix; + this.bbox = properties.bbox; + this.toUnicode = properties.toUnicode; + this.toFontChar = []; + if (properties.type === 'Type3') { + for (charCode = 0; charCode < 256; charCode++) { + this.toFontChar[charCode] = this.differences[charCode] || properties.defaultEncoding[charCode]; + } + this.fontType = FontType.TYPE3; + return; + } + this.cidEncoding = properties.cidEncoding; + this.vertical = properties.vertical; + if (this.vertical) { + this.vmetrics = properties.vmetrics; + this.defaultVMetrics = properties.defaultVMetrics; + } + var glyphsUnicodeMap; + if (!file || file.isEmpty) { + if (file) { + warn('Font file is empty in "' + name + '" (' + this.loadedName + ')'); + } + this.missingFile = true; + var fontName = name.replace(/[,_]/g, '-'); + var stdFontMap = getStdFontMap(), nonStdFontMap = getNonStdFontMap(); + var isStandardFont = !!stdFontMap[fontName] || !!(nonStdFontMap[fontName] && stdFontMap[nonStdFontMap[fontName]]); + fontName = stdFontMap[fontName] || nonStdFontMap[fontName] || fontName; + this.bold = fontName.search(/bold/gi) !== -1; + this.italic = fontName.search(/oblique/gi) !== -1 || fontName.search(/italic/gi) !== -1; + this.black = name.search(/Black/g) !== -1; + this.remeasure = Object.keys(this.widths).length > 0; + if (isStandardFont && type === 'CIDFontType2' && properties.cidEncoding.indexOf('Identity-') === 0) { + var GlyphMapForStandardFonts = getGlyphMapForStandardFonts(); + var map = []; + for (charCode in GlyphMapForStandardFonts) { + map[+charCode] = GlyphMapForStandardFonts[charCode]; + } + if (/Arial-?Black/i.test(name)) { + var SupplementalGlyphMapForArialBlack = getSupplementalGlyphMapForArialBlack(); + for (charCode in SupplementalGlyphMapForArialBlack) { + map[+charCode] = SupplementalGlyphMapForArialBlack[charCode]; + } + } + var isIdentityUnicode = this.toUnicode instanceof IdentityToUnicodeMap; + if (!isIdentityUnicode) { + this.toUnicode.forEach(function (charCode, unicodeCharCode) { + map[+charCode] = unicodeCharCode; + }); + } + this.toFontChar = map; + this.toUnicode = new ToUnicodeMap(map); + } else if (/Symbol/i.test(fontName)) { + this.toFontChar = buildToFontChar(SymbolSetEncoding, getGlyphsUnicode(), properties.differences); + } else if (/Dingbats/i.test(fontName)) { + if (/Wingdings/i.test(name)) { + warn('Non-embedded Wingdings font, falling back to ZapfDingbats.'); + } + this.toFontChar = buildToFontChar(ZapfDingbatsEncoding, getDingbatsGlyphsUnicode(), properties.differences); + } else if (isStandardFont) { + this.toFontChar = buildToFontChar(properties.defaultEncoding, getGlyphsUnicode(), properties.differences); + } else { + glyphsUnicodeMap = getGlyphsUnicode(); + this.toUnicode.forEach(function (charCode, unicodeCharCode) { + if (!this.composite) { + glyphName = properties.differences[charCode] || properties.defaultEncoding[charCode]; + unicode = getUnicodeForGlyph(glyphName, glyphsUnicodeMap); + if (unicode !== -1) { + unicodeCharCode = unicode; + } + } + this.toFontChar[charCode] = unicodeCharCode; + }.bind(this)); + } + this.loadedName = fontName.split('-')[0]; + this.loading = false; + this.fontType = getFontType(type, subtype); + return; + } + if (subtype === 'Type1C') { + if (type !== 'Type1' && type !== 'MMType1') { + if (isTrueTypeFile(file)) { + subtype = 'TrueType'; + } else { + type = 'Type1'; + } + } else if (isOpenTypeFile(file)) { + type = subtype = 'OpenType'; + } + } + if (subtype === 'CIDFontType0C' && type !== 'CIDFontType0') { + type = 'CIDFontType0'; + } + if (subtype === 'OpenType') { + type = 'OpenType'; + } + if (type === 'CIDFontType0') { + if (isType1File(file)) { + subtype = 'CIDFontType0'; + } else if (isOpenTypeFile(file)) { + type = subtype = 'OpenType'; + } else { + subtype = 'CIDFontType0C'; + } + } + var data; + switch (type) { + case 'MMType1': + info('MMType1 font (' + name + '), falling back to Type1.'); + case 'Type1': + case 'CIDFontType0': + this.mimetype = 'font/opentype'; + var cff = subtype === 'Type1C' || subtype === 'CIDFontType0C' ? new CFFFont(file, properties) : new Type1Font(name, file, properties); + adjustWidths(properties); + data = this.convert(name, cff, properties); + break; + case 'OpenType': + case 'TrueType': + case 'CIDFontType2': + this.mimetype = 'font/opentype'; + data = this.checkAndRepair(name, file, properties); + if (this.isOpenType) { + adjustWidths(properties); + type = 'OpenType'; + } + break; + default: + error('Font ' + type + ' is not supported'); + break; + } + this.data = data; + this.fontType = getFontType(type, subtype); + this.fontMatrix = properties.fontMatrix; + this.widths = properties.widths; + this.defaultWidth = properties.defaultWidth; + this.toUnicode = properties.toUnicode; + this.encoding = properties.baseEncoding; + this.seacMap = properties.seacMap; + this.loading = true; + } + Font.getFontID = function () { + var ID = 1; + return function Font_getFontID() { + return String(ID++); + }; + }(); + function int16(b0, b1) { + return (b0 << 8) + b1; + } + function signedInt16(b0, b1) { + var value = (b0 << 8) + b1; + return value & 1 << 15 ? value - 0x10000 : value; + } + function int32(b0, b1, b2, b3) { + return (b0 << 24) + (b1 << 16) + (b2 << 8) + b3; + } + function string16(value) { + return String.fromCharCode(value >> 8 & 0xff, value & 0xff); + } + function safeString16(value) { + value = value > 0x7FFF ? 0x7FFF : value < -0x8000 ? -0x8000 : value; + return String.fromCharCode(value >> 8 & 0xff, value & 0xff); + } + function isTrueTypeFile(file) { + var header = file.peekBytes(4); + return readUint32(header, 0) === 0x00010000; + } + function isOpenTypeFile(file) { + var header = file.peekBytes(4); + return bytesToString(header) === 'OTTO'; + } + function isType1File(file) { + var header = file.peekBytes(2); + if (header[0] === 0x25 && header[1] === 0x21) { + return true; + } + if (header[0] === 0x80 && header[1] === 0x01) { + return true; + } + return false; + } + function buildToFontChar(encoding, glyphsUnicodeMap, differences) { + var toFontChar = [], unicode; + for (var i = 0, ii = encoding.length; i < ii; i++) { + unicode = getUnicodeForGlyph(encoding[i], glyphsUnicodeMap); + if (unicode !== -1) { + toFontChar[i] = unicode; + } + } + for (var charCode in differences) { + unicode = getUnicodeForGlyph(differences[charCode], glyphsUnicodeMap); + if (unicode !== -1) { + toFontChar[+charCode] = unicode; + } + } + return toFontChar; + } + function isProblematicUnicodeLocation(code) { + var i = 0, j = ProblematicCharRanges.length - 1; + while (i < j) { + var c = i + j + 1 >> 1; + if (code < ProblematicCharRanges[c]) { + j = c - 1; + } else { + i = c; + } + } + return !(i & 1); + } + function adjustMapping(charCodeToGlyphId, properties) { + var toUnicode = properties.toUnicode; + var isSymbolic = !!(properties.flags & FontFlags.Symbolic); + var isIdentityUnicode = properties.toUnicode instanceof IdentityToUnicodeMap; + var newMap = Object.create(null); + var toFontChar = []; + var usedFontCharCodes = []; + var nextAvailableFontCharCode = PRIVATE_USE_OFFSET_START; + for (var originalCharCode in charCodeToGlyphId) { + originalCharCode |= 0; + var glyphId = charCodeToGlyphId[originalCharCode]; + var fontCharCode = originalCharCode; + var hasUnicodeValue = false; + if (!isIdentityUnicode && toUnicode.has(originalCharCode)) { + hasUnicodeValue = true; + var unicode = toUnicode.get(fontCharCode); + if (unicode.length === 1) { + fontCharCode = unicode.charCodeAt(0); + } + } + if ((usedFontCharCodes[fontCharCode] !== undefined || isProblematicUnicodeLocation(fontCharCode) || isSymbolic && !hasUnicodeValue) && nextAvailableFontCharCode <= PRIVATE_USE_OFFSET_END) { + do { + fontCharCode = nextAvailableFontCharCode++; + if (SKIP_PRIVATE_USE_RANGE_F000_TO_F01F && fontCharCode === 0xF000) { + fontCharCode = 0xF020; + nextAvailableFontCharCode = fontCharCode + 1; + } + } while (usedFontCharCodes[fontCharCode] !== undefined && nextAvailableFontCharCode <= PRIVATE_USE_OFFSET_END); + } + newMap[fontCharCode] = glyphId; + toFontChar[originalCharCode] = fontCharCode; + usedFontCharCodes[fontCharCode] = true; + } + return { + toFontChar: toFontChar, + charCodeToGlyphId: newMap, + nextAvailableFontCharCode: nextAvailableFontCharCode + }; + } + function getRanges(glyphs, numGlyphs) { + var codes = []; + for (var charCode in glyphs) { + if (glyphs[charCode] >= numGlyphs) { + continue; + } + codes.push({ + fontCharCode: charCode | 0, + glyphId: glyphs[charCode] + }); + } + codes.sort(function fontGetRangesSort(a, b) { + return a.fontCharCode - b.fontCharCode; + }); + var ranges = []; + var length = codes.length; + for (var n = 0; n < length;) { + var start = codes[n].fontCharCode; + var codeIndices = [codes[n].glyphId]; + ++n; + var end = start; + while (n < length && end + 1 === codes[n].fontCharCode) { + codeIndices.push(codes[n].glyphId); + ++end; + ++n; + if (end === 0xFFFF) { + break; + } + } + ranges.push([ + start, + end, + codeIndices + ]); + } + return ranges; + } + function createCmapTable(glyphs, numGlyphs) { + var ranges = getRanges(glyphs, numGlyphs); + var numTables = ranges[ranges.length - 1][1] > 0xFFFF ? 2 : 1; + var cmap = '\x00\x00' + string16(numTables) + '\x00\x03' + '\x00\x01' + string32(4 + numTables * 8); + var i, ii, j, jj; + for (i = ranges.length - 1; i >= 0; --i) { + if (ranges[i][0] <= 0xFFFF) { + break; + } + } + var bmpLength = i + 1; + if (ranges[i][0] < 0xFFFF && ranges[i][1] === 0xFFFF) { + ranges[i][1] = 0xFFFE; + } + var trailingRangesCount = ranges[i][1] < 0xFFFF ? 1 : 0; + var segCount = bmpLength + trailingRangesCount; + var searchParams = OpenTypeFileBuilder.getSearchParams(segCount, 2); + var startCount = ''; + var endCount = ''; + var idDeltas = ''; + var idRangeOffsets = ''; + var glyphsIds = ''; + var bias = 0; + var range, start, end, codes; + for (i = 0, ii = bmpLength; i < ii; i++) { + range = ranges[i]; + start = range[0]; + end = range[1]; + startCount += string16(start); + endCount += string16(end); + codes = range[2]; + var contiguous = true; + for (j = 1, jj = codes.length; j < jj; ++j) { + if (codes[j] !== codes[j - 1] + 1) { + contiguous = false; + break; + } + } + if (!contiguous) { + var offset = (segCount - i) * 2 + bias * 2; + bias += end - start + 1; + idDeltas += string16(0); + idRangeOffsets += string16(offset); + for (j = 0, jj = codes.length; j < jj; ++j) { + glyphsIds += string16(codes[j]); + } + } else { + var startCode = codes[0]; + idDeltas += string16(startCode - start & 0xFFFF); + idRangeOffsets += string16(0); + } + } + if (trailingRangesCount > 0) { + endCount += '\xFF\xFF'; + startCount += '\xFF\xFF'; + idDeltas += '\x00\x01'; + idRangeOffsets += '\x00\x00'; + } + var format314 = '\x00\x00' + string16(2 * segCount) + string16(searchParams.range) + string16(searchParams.entry) + string16(searchParams.rangeShift) + endCount + '\x00\x00' + startCount + idDeltas + idRangeOffsets + glyphsIds; + var format31012 = ''; + var header31012 = ''; + if (numTables > 1) { + cmap += '\x00\x03' + '\x00\x0A' + string32(4 + numTables * 8 + 4 + format314.length); + format31012 = ''; + for (i = 0, ii = ranges.length; i < ii; i++) { + range = ranges[i]; + start = range[0]; + codes = range[2]; + var code = codes[0]; + for (j = 1, jj = codes.length; j < jj; ++j) { + if (codes[j] !== codes[j - 1] + 1) { + end = range[0] + j - 1; + format31012 += string32(start) + string32(end) + string32(code); + start = end + 1; + code = codes[j]; + } + } + format31012 += string32(start) + string32(range[1]) + string32(code); + } + header31012 = '\x00\x0C' + '\x00\x00' + string32(format31012.length + 16) + '\x00\x00\x00\x00' + string32(format31012.length / 12); + } + return cmap + '\x00\x04' + string16(format314.length + 4) + format314 + header31012 + format31012; + } + function validateOS2Table(os2) { + var stream = new Stream(os2.data); + var version = stream.getUint16(); + stream.getBytes(60); + var selection = stream.getUint16(); + if (version < 4 && selection & 0x0300) { + return false; + } + var firstChar = stream.getUint16(); + var lastChar = stream.getUint16(); + if (firstChar > lastChar) { + return false; + } + stream.getBytes(6); + var usWinAscent = stream.getUint16(); + if (usWinAscent === 0) { + return false; + } + os2.data[8] = os2.data[9] = 0; + return true; + } + function createOS2Table(properties, charstrings, override) { + override = override || { + unitsPerEm: 0, + yMax: 0, + yMin: 0, + ascent: 0, + descent: 0 + }; + var ulUnicodeRange1 = 0; + var ulUnicodeRange2 = 0; + var ulUnicodeRange3 = 0; + var ulUnicodeRange4 = 0; + var firstCharIndex = null; + var lastCharIndex = 0; + if (charstrings) { + for (var code in charstrings) { + code |= 0; + if (firstCharIndex > code || !firstCharIndex) { + firstCharIndex = code; + } + if (lastCharIndex < code) { + lastCharIndex = code; + } + var position = getUnicodeRangeFor(code); + if (position < 32) { + ulUnicodeRange1 |= 1 << position; + } else if (position < 64) { + ulUnicodeRange2 |= 1 << position - 32; + } else if (position < 96) { + ulUnicodeRange3 |= 1 << position - 64; + } else if (position < 123) { + ulUnicodeRange4 |= 1 << position - 96; + } else { + error('Unicode ranges Bits > 123 are reserved for internal usage'); + } + } + } else { + firstCharIndex = 0; + lastCharIndex = 255; + } + var bbox = properties.bbox || [ + 0, + 0, + 0, + 0 + ]; + var unitsPerEm = override.unitsPerEm || 1 / (properties.fontMatrix || FONT_IDENTITY_MATRIX)[0]; + var scale = properties.ascentScaled ? 1.0 : unitsPerEm / PDF_GLYPH_SPACE_UNITS; + var typoAscent = override.ascent || Math.round(scale * (properties.ascent || bbox[3])); + var typoDescent = override.descent || Math.round(scale * (properties.descent || bbox[1])); + if (typoDescent > 0 && properties.descent > 0 && bbox[1] < 0) { + typoDescent = -typoDescent; + } + var winAscent = override.yMax || typoAscent; + var winDescent = -override.yMin || -typoDescent; + return '\x00\x03' + '\x02\x24' + '\x01\xF4' + '\x00\x05' + '\x00\x00' + '\x02\x8A' + '\x02\xBB' + '\x00\x00' + '\x00\x8C' + '\x02\x8A' + '\x02\xBB' + '\x00\x00' + '\x01\xDF' + '\x00\x31' + '\x01\x02' + '\x00\x00' + '\x00\x00\x06' + String.fromCharCode(properties.fixedPitch ? 0x09 : 0x00) + '\x00\x00\x00\x00\x00\x00' + string32(ulUnicodeRange1) + string32(ulUnicodeRange2) + string32(ulUnicodeRange3) + string32(ulUnicodeRange4) + '\x2A\x32\x31\x2A' + string16(properties.italicAngle ? 1 : 0) + string16(firstCharIndex || properties.firstChar) + string16(lastCharIndex || properties.lastChar) + string16(typoAscent) + string16(typoDescent) + '\x00\x64' + string16(winAscent) + string16(winDescent) + '\x00\x00\x00\x00' + '\x00\x00\x00\x00' + string16(properties.xHeight) + string16(properties.capHeight) + string16(0) + string16(firstCharIndex || properties.firstChar) + '\x00\x03'; + } + function createPostTable(properties) { + var angle = Math.floor(properties.italicAngle * Math.pow(2, 16)); + return '\x00\x03\x00\x00' + string32(angle) + '\x00\x00' + '\x00\x00' + string32(properties.fixedPitch) + '\x00\x00\x00\x00' + '\x00\x00\x00\x00' + '\x00\x00\x00\x00' + '\x00\x00\x00\x00'; + } + function createNameTable(name, proto) { + if (!proto) { + proto = [ + [], + [] + ]; + } + var strings = [ + proto[0][0] || 'Original licence', + proto[0][1] || name, + proto[0][2] || 'Unknown', + proto[0][3] || 'uniqueID', + proto[0][4] || name, + proto[0][5] || 'Version 0.11', + proto[0][6] || '', + proto[0][7] || 'Unknown', + proto[0][8] || 'Unknown', + proto[0][9] || 'Unknown' + ]; + var stringsUnicode = []; + var i, ii, j, jj, str; + for (i = 0, ii = strings.length; i < ii; i++) { + str = proto[1][i] || strings[i]; + var strBufUnicode = []; + for (j = 0, jj = str.length; j < jj; j++) { + strBufUnicode.push(string16(str.charCodeAt(j))); + } + stringsUnicode.push(strBufUnicode.join('')); + } + var names = [ + strings, + stringsUnicode + ]; + var platforms = [ + '\x00\x01', + '\x00\x03' + ]; + var encodings = [ + '\x00\x00', + '\x00\x01' + ]; + var languages = [ + '\x00\x00', + '\x04\x09' + ]; + var namesRecordCount = strings.length * platforms.length; + var nameTable = '\x00\x00' + string16(namesRecordCount) + string16(namesRecordCount * 12 + 6); + var strOffset = 0; + for (i = 0, ii = platforms.length; i < ii; i++) { + var strs = names[i]; + for (j = 0, jj = strs.length; j < jj; j++) { + str = strs[j]; + var nameRecord = platforms[i] + encodings[i] + languages[i] + string16(j) + string16(str.length) + string16(strOffset); + nameTable += nameRecord; + strOffset += str.length; + } + } + nameTable += strings.join('') + stringsUnicode.join(''); + return nameTable; + } + Font.prototype = { + name: null, + font: null, + mimetype: null, + encoding: null, + get renderer() { + var renderer = FontRendererFactory.create(this, SEAC_ANALYSIS_ENABLED); + return shadow(this, 'renderer', renderer); + }, + exportData: function Font_exportData() { + var data = {}; + for (var i in this) { + if (this.hasOwnProperty(i)) { + data[i] = this[i]; + } + } + return data; + }, + checkAndRepair: function Font_checkAndRepair(name, font, properties) { + function readTableEntry(file) { + var tag = bytesToString(file.getBytes(4)); + var checksum = file.getInt32() >>> 0; + var offset = file.getInt32() >>> 0; + var length = file.getInt32() >>> 0; + var previousPosition = file.pos; + file.pos = file.start ? file.start : 0; + file.skip(offset); + var data = file.getBytes(length); + file.pos = previousPosition; + if (tag === 'head') { + data[8] = data[9] = data[10] = data[11] = 0; + data[17] |= 0x20; + } + return { + tag: tag, + checksum: checksum, + length: length, + offset: offset, + data: data + }; + } + function readOpenTypeHeader(ttf) { + return { + version: bytesToString(ttf.getBytes(4)), + numTables: ttf.getUint16(), + searchRange: ttf.getUint16(), + entrySelector: ttf.getUint16(), + rangeShift: ttf.getUint16() + }; + } + function readCmapTable(cmap, font, isSymbolicFont, hasEncoding) { + if (!cmap) { + warn('No cmap table available.'); + return { + platformId: -1, + encodingId: -1, + mappings: [], + hasShortCmap: false + }; + } + var segment; + var start = (font.start ? font.start : 0) + cmap.offset; + font.pos = start; + var version = font.getUint16(); + var numTables = font.getUint16(); + var potentialTable; + var canBreak = false; + for (var i = 0; i < numTables; i++) { + var platformId = font.getUint16(); + var encodingId = font.getUint16(); + var offset = font.getInt32() >>> 0; + var useTable = false; + if (platformId === 0 && encodingId === 0) { + useTable = true; + } else if (platformId === 1 && encodingId === 0) { + useTable = true; + } else if (platformId === 3 && encodingId === 1 && (!isSymbolicFont && hasEncoding || !potentialTable)) { + useTable = true; + if (!isSymbolicFont) { + canBreak = true; + } + } else if (isSymbolicFont && platformId === 3 && encodingId === 0) { + useTable = true; + canBreak = true; + } + if (useTable) { + potentialTable = { + platformId: platformId, + encodingId: encodingId, + offset: offset + }; + } + if (canBreak) { + break; + } + } + if (potentialTable) { + font.pos = start + potentialTable.offset; + } + if (!potentialTable || font.peekByte() === -1) { + warn('Could not find a preferred cmap table.'); + return { + platformId: -1, + encodingId: -1, + mappings: [], + hasShortCmap: false + }; + } + var format = font.getUint16(); + var length = font.getUint16(); + var language = font.getUint16(); + var hasShortCmap = false; + var mappings = []; + var j, glyphId; + if (format === 0) { + for (j = 0; j < 256; j++) { + var index = font.getByte(); + if (!index) { + continue; + } + mappings.push({ + charCode: j, + glyphId: index + }); + } + hasShortCmap = true; + } else if (format === 4) { + var segCount = font.getUint16() >> 1; + font.getBytes(6); + var segIndex, segments = []; + for (segIndex = 0; segIndex < segCount; segIndex++) { + segments.push({ end: font.getUint16() }); + } + font.getUint16(); + for (segIndex = 0; segIndex < segCount; segIndex++) { + segments[segIndex].start = font.getUint16(); + } + for (segIndex = 0; segIndex < segCount; segIndex++) { + segments[segIndex].delta = font.getUint16(); + } + var offsetsCount = 0; + for (segIndex = 0; segIndex < segCount; segIndex++) { + segment = segments[segIndex]; + var rangeOffset = font.getUint16(); + if (!rangeOffset) { + segment.offsetIndex = -1; + continue; + } + var offsetIndex = (rangeOffset >> 1) - (segCount - segIndex); + segment.offsetIndex = offsetIndex; + offsetsCount = Math.max(offsetsCount, offsetIndex + segment.end - segment.start + 1); + } + var offsets = []; + for (j = 0; j < offsetsCount; j++) { + offsets.push(font.getUint16()); + } + for (segIndex = 0; segIndex < segCount; segIndex++) { + segment = segments[segIndex]; + start = segment.start; + var end = segment.end; + var delta = segment.delta; + offsetIndex = segment.offsetIndex; + for (j = start; j <= end; j++) { + if (j === 0xFFFF) { + continue; + } + glyphId = offsetIndex < 0 ? j : offsets[offsetIndex + j - start]; + glyphId = glyphId + delta & 0xFFFF; + if (glyphId === 0) { + continue; + } + mappings.push({ + charCode: j, + glyphId: glyphId + }); + } + } + } else if (format === 6) { + var firstCode = font.getUint16(); + var entryCount = font.getUint16(); + for (j = 0; j < entryCount; j++) { + glyphId = font.getUint16(); + var charCode = firstCode + j; + mappings.push({ + charCode: charCode, + glyphId: glyphId + }); + } + } else { + warn('cmap table has unsupported format: ' + format); + return { + platformId: -1, + encodingId: -1, + mappings: [], + hasShortCmap: false + }; + } + mappings.sort(function (a, b) { + return a.charCode - b.charCode; + }); + for (i = 1; i < mappings.length; i++) { + if (mappings[i - 1].charCode === mappings[i].charCode) { + mappings.splice(i, 1); + i--; + } + } + return { + platformId: potentialTable.platformId, + encodingId: potentialTable.encodingId, + mappings: mappings, + hasShortCmap: hasShortCmap + }; + } + function sanitizeMetrics(font, header, metrics, numGlyphs) { + if (!header) { + if (metrics) { + metrics.data = null; + } + return; + } + font.pos = (font.start ? font.start : 0) + header.offset; + font.pos += header.length - 2; + var numOfMetrics = font.getUint16(); + if (numOfMetrics > numGlyphs) { + info('The numOfMetrics (' + numOfMetrics + ') should not be ' + 'greater than the numGlyphs (' + numGlyphs + ')'); + numOfMetrics = numGlyphs; + header.data[34] = (numOfMetrics & 0xff00) >> 8; + header.data[35] = numOfMetrics & 0x00ff; + } + var numOfSidebearings = numGlyphs - numOfMetrics; + var numMissing = numOfSidebearings - (metrics.length - numOfMetrics * 4 >> 1); + if (numMissing > 0) { + var entries = new Uint8Array(metrics.length + numMissing * 2); + entries.set(metrics.data); + metrics.data = entries; + } + } + function sanitizeGlyph(source, sourceStart, sourceEnd, dest, destStart, hintsValid) { + if (sourceEnd - sourceStart <= 12) { + return 0; + } + var glyf = source.subarray(sourceStart, sourceEnd); + var contoursCount = glyf[0] << 8 | glyf[1]; + if (contoursCount & 0x8000) { + dest.set(glyf, destStart); + return glyf.length; + } + var i, j = 10, flagsCount = 0; + for (i = 0; i < contoursCount; i++) { + var endPoint = glyf[j] << 8 | glyf[j + 1]; + flagsCount = endPoint + 1; + j += 2; + } + var instructionsStart = j; + var instructionsLength = glyf[j] << 8 | glyf[j + 1]; + j += 2 + instructionsLength; + var instructionsEnd = j; + var coordinatesLength = 0; + for (i = 0; i < flagsCount; i++) { + var flag = glyf[j++]; + if (flag & 0xC0) { + glyf[j - 1] = flag & 0x3F; + } + var xyLength = (flag & 2 ? 1 : flag & 16 ? 0 : 2) + (flag & 4 ? 1 : flag & 32 ? 0 : 2); + coordinatesLength += xyLength; + if (flag & 8) { + var repeat = glyf[j++]; + i += repeat; + coordinatesLength += repeat * xyLength; + } + } + if (coordinatesLength === 0) { + return 0; + } + var glyphDataLength = j + coordinatesLength; + if (glyphDataLength > glyf.length) { + return 0; + } + if (!hintsValid && instructionsLength > 0) { + dest.set(glyf.subarray(0, instructionsStart), destStart); + dest.set([ + 0, + 0 + ], destStart + instructionsStart); + dest.set(glyf.subarray(instructionsEnd, glyphDataLength), destStart + instructionsStart + 2); + glyphDataLength -= instructionsLength; + if (glyf.length - glyphDataLength > 3) { + glyphDataLength = glyphDataLength + 3 & ~3; + } + return glyphDataLength; + } + if (glyf.length - glyphDataLength > 3) { + glyphDataLength = glyphDataLength + 3 & ~3; + dest.set(glyf.subarray(0, glyphDataLength), destStart); + return glyphDataLength; + } + dest.set(glyf, destStart); + return glyf.length; + } + function sanitizeHead(head, numGlyphs, locaLength) { + var data = head.data; + var version = int32(data[0], data[1], data[2], data[3]); + if (version >> 16 !== 1) { + info('Attempting to fix invalid version in head table: ' + version); + data[0] = 0; + data[1] = 1; + data[2] = 0; + data[3] = 0; + } + var indexToLocFormat = int16(data[50], data[51]); + if (indexToLocFormat < 0 || indexToLocFormat > 1) { + info('Attempting to fix invalid indexToLocFormat in head table: ' + indexToLocFormat); + var numGlyphsPlusOne = numGlyphs + 1; + if (locaLength === numGlyphsPlusOne << 1) { + data[50] = 0; + data[51] = 0; + } else if (locaLength === numGlyphsPlusOne << 2) { + data[50] = 0; + data[51] = 1; + } else { + warn('Could not fix indexToLocFormat: ' + indexToLocFormat); + } + } + } + function sanitizeGlyphLocations(loca, glyf, numGlyphs, isGlyphLocationsLong, hintsValid, dupFirstEntry) { + var itemSize, itemDecode, itemEncode; + if (isGlyphLocationsLong) { + itemSize = 4; + itemDecode = function fontItemDecodeLong(data, offset) { + return data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]; + }; + itemEncode = function fontItemEncodeLong(data, offset, value) { + data[offset] = value >>> 24 & 0xFF; + data[offset + 1] = value >> 16 & 0xFF; + data[offset + 2] = value >> 8 & 0xFF; + data[offset + 3] = value & 0xFF; + }; + } else { + itemSize = 2; + itemDecode = function fontItemDecode(data, offset) { + return data[offset] << 9 | data[offset + 1] << 1; + }; + itemEncode = function fontItemEncode(data, offset, value) { + data[offset] = value >> 9 & 0xFF; + data[offset + 1] = value >> 1 & 0xFF; + }; + } + var locaData = loca.data; + var locaDataSize = itemSize * (1 + numGlyphs); + if (locaData.length !== locaDataSize) { + locaData = new Uint8Array(locaDataSize); + locaData.set(loca.data.subarray(0, locaDataSize)); + loca.data = locaData; + } + var oldGlyfData = glyf.data; + var oldGlyfDataLength = oldGlyfData.length; + var newGlyfData = new Uint8Array(oldGlyfDataLength); + var startOffset = itemDecode(locaData, 0); + var writeOffset = 0; + var missingGlyphData = Object.create(null); + itemEncode(locaData, 0, writeOffset); + var i, j; + for (i = 0, j = itemSize; i < numGlyphs; i++, j += itemSize) { + var endOffset = itemDecode(locaData, j); + if (endOffset > oldGlyfDataLength && (oldGlyfDataLength + 3 & ~3) === endOffset) { + endOffset = oldGlyfDataLength; + } + if (endOffset > oldGlyfDataLength) { + itemEncode(locaData, j, writeOffset); + startOffset = endOffset; + continue; + } + if (startOffset === endOffset) { + missingGlyphData[i] = true; + } + var newLength = sanitizeGlyph(oldGlyfData, startOffset, endOffset, newGlyfData, writeOffset, hintsValid); + writeOffset += newLength; + itemEncode(locaData, j, writeOffset); + startOffset = endOffset; + } + if (writeOffset === 0) { + var simpleGlyph = new Uint8Array([ + 0, + 1, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 49, + 0 + ]); + for (i = 0, j = itemSize; i < numGlyphs; i++, j += itemSize) { + itemEncode(locaData, j, simpleGlyph.length); + } + glyf.data = simpleGlyph; + return missingGlyphData; + } + if (dupFirstEntry) { + var firstEntryLength = itemDecode(locaData, itemSize); + if (newGlyfData.length > firstEntryLength + writeOffset) { + glyf.data = newGlyfData.subarray(0, firstEntryLength + writeOffset); + } else { + glyf.data = new Uint8Array(firstEntryLength + writeOffset); + glyf.data.set(newGlyfData.subarray(0, writeOffset)); + } + glyf.data.set(newGlyfData.subarray(0, firstEntryLength), writeOffset); + itemEncode(loca.data, locaData.length - itemSize, writeOffset + firstEntryLength); + } else { + glyf.data = newGlyfData.subarray(0, writeOffset); + } + return missingGlyphData; + } + function readPostScriptTable(post, properties, maxpNumGlyphs) { + var start = (font.start ? font.start : 0) + post.offset; + font.pos = start; + var length = post.length, end = start + length; + var version = font.getInt32(); + font.getBytes(28); + var glyphNames; + var valid = true; + var i; + switch (version) { + case 0x00010000: + glyphNames = MacStandardGlyphOrdering; + break; + case 0x00020000: + var numGlyphs = font.getUint16(); + if (numGlyphs !== maxpNumGlyphs) { + valid = false; + break; + } + var glyphNameIndexes = []; + for (i = 0; i < numGlyphs; ++i) { + var index = font.getUint16(); + if (index >= 32768) { + valid = false; + break; + } + glyphNameIndexes.push(index); + } + if (!valid) { + break; + } + var customNames = []; + var strBuf = []; + while (font.pos < end) { + var stringLength = font.getByte(); + strBuf.length = stringLength; + for (i = 0; i < stringLength; ++i) { + strBuf[i] = String.fromCharCode(font.getByte()); + } + customNames.push(strBuf.join('')); + } + glyphNames = []; + for (i = 0; i < numGlyphs; ++i) { + var j = glyphNameIndexes[i]; + if (j < 258) { + glyphNames.push(MacStandardGlyphOrdering[j]); + continue; + } + glyphNames.push(customNames[j - 258]); + } + break; + case 0x00030000: + break; + default: + warn('Unknown/unsupported post table version ' + version); + valid = false; + if (properties.defaultEncoding) { + glyphNames = properties.defaultEncoding; + } + break; + } + properties.glyphNames = glyphNames; + return valid; + } + function readNameTable(nameTable) { + var start = (font.start ? font.start : 0) + nameTable.offset; + font.pos = start; + var names = [ + [], + [] + ]; + var length = nameTable.length, end = start + length; + var format = font.getUint16(); + var FORMAT_0_HEADER_LENGTH = 6; + if (format !== 0 || length < FORMAT_0_HEADER_LENGTH) { + return names; + } + var numRecords = font.getUint16(); + var stringsStart = font.getUint16(); + var records = []; + var NAME_RECORD_LENGTH = 12; + var i, ii; + for (i = 0; i < numRecords && font.pos + NAME_RECORD_LENGTH <= end; i++) { + var r = { + platform: font.getUint16(), + encoding: font.getUint16(), + language: font.getUint16(), + name: font.getUint16(), + length: font.getUint16(), + offset: font.getUint16() + }; + if (r.platform === 1 && r.encoding === 0 && r.language === 0 || r.platform === 3 && r.encoding === 1 && r.language === 0x409) { + records.push(r); + } + } + for (i = 0, ii = records.length; i < ii; i++) { + var record = records[i]; + if (record.length <= 0) { + continue; + } + var pos = start + stringsStart + record.offset; + if (pos + record.length > end) { + continue; + } + font.pos = pos; + var nameIndex = record.name; + if (record.encoding) { + var str = ''; + for (var j = 0, jj = record.length; j < jj; j += 2) { + str += String.fromCharCode(font.getUint16()); + } + names[1][nameIndex] = str; + } else { + names[0][nameIndex] = bytesToString(font.getBytes(record.length)); + } + } + return names; + } + var TTOpsStackDeltas = [ + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + -2, + -2, + -2, + -2, + 0, + 0, + -2, + -5, + -1, + -1, + -1, + -1, + -1, + -1, + -1, + -1, + 0, + 0, + -1, + 0, + -1, + -1, + -1, + -1, + 1, + -1, + -999, + 0, + 1, + 0, + -1, + -2, + 0, + -1, + -2, + -1, + -1, + 0, + -1, + -1, + 0, + 0, + -999, + -999, + -1, + -1, + -1, + -1, + -2, + -999, + -2, + -2, + -999, + 0, + -2, + -2, + 0, + 0, + -2, + 0, + -2, + 0, + 0, + 0, + -2, + -1, + -1, + 1, + 1, + 0, + 0, + -1, + -1, + -1, + -1, + -1, + -1, + -1, + 0, + 0, + -1, + 0, + -1, + -1, + 0, + -999, + -1, + -1, + -1, + -1, + -1, + -1, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + -2, + -999, + -999, + -999, + -999, + -999, + -1, + -1, + -2, + -2, + 0, + 0, + 0, + 0, + -1, + -1, + -999, + -2, + -2, + 0, + 0, + -1, + -2, + -2, + 0, + 0, + 0, + -1, + -1, + -1, + -2 + ]; + function sanitizeTTProgram(table, ttContext) { + var data = table.data; + var i = 0, j, n, b, funcId, pc, lastEndf = 0, lastDeff = 0; + var stack = []; + var callstack = []; + var functionsCalled = []; + var tooComplexToFollowFunctions = ttContext.tooComplexToFollowFunctions; + var inFDEF = false, ifLevel = 0, inELSE = 0; + for (var ii = data.length; i < ii;) { + var op = data[i++]; + if (op === 0x40) { + n = data[i++]; + if (inFDEF || inELSE) { + i += n; + } else { + for (j = 0; j < n; j++) { + stack.push(data[i++]); + } + } + } else if (op === 0x41) { + n = data[i++]; + if (inFDEF || inELSE) { + i += n * 2; + } else { + for (j = 0; j < n; j++) { + b = data[i++]; + stack.push(b << 8 | data[i++]); + } + } + } else if ((op & 0xF8) === 0xB0) { + n = op - 0xB0 + 1; + if (inFDEF || inELSE) { + i += n; + } else { + for (j = 0; j < n; j++) { + stack.push(data[i++]); + } + } + } else if ((op & 0xF8) === 0xB8) { + n = op - 0xB8 + 1; + if (inFDEF || inELSE) { + i += n * 2; + } else { + for (j = 0; j < n; j++) { + b = data[i++]; + stack.push(b << 8 | data[i++]); + } + } + } else if (op === 0x2B && !tooComplexToFollowFunctions) { + if (!inFDEF && !inELSE) { + funcId = stack[stack.length - 1]; + ttContext.functionsUsed[funcId] = true; + if (funcId in ttContext.functionsStackDeltas) { + stack.length += ttContext.functionsStackDeltas[funcId]; + } else if (funcId in ttContext.functionsDefined && functionsCalled.indexOf(funcId) < 0) { + callstack.push({ + data: data, + i: i, + stackTop: stack.length - 1 + }); + functionsCalled.push(funcId); + pc = ttContext.functionsDefined[funcId]; + if (!pc) { + warn('TT: CALL non-existent function'); + ttContext.hintsValid = false; + return; + } + data = pc.data; + i = pc.i; + } + } + } else if (op === 0x2C && !tooComplexToFollowFunctions) { + if (inFDEF || inELSE) { + warn('TT: nested FDEFs not allowed'); + tooComplexToFollowFunctions = true; + } + inFDEF = true; + lastDeff = i; + funcId = stack.pop(); + ttContext.functionsDefined[funcId] = { + data: data, + i: i + }; + } else if (op === 0x2D) { + if (inFDEF) { + inFDEF = false; + lastEndf = i; + } else { + pc = callstack.pop(); + if (!pc) { + warn('TT: ENDF bad stack'); + ttContext.hintsValid = false; + return; + } + funcId = functionsCalled.pop(); + data = pc.data; + i = pc.i; + ttContext.functionsStackDeltas[funcId] = stack.length - pc.stackTop; + } + } else if (op === 0x89) { + if (inFDEF || inELSE) { + warn('TT: nested IDEFs not allowed'); + tooComplexToFollowFunctions = true; + } + inFDEF = true; + lastDeff = i; + } else if (op === 0x58) { + ++ifLevel; + } else if (op === 0x1B) { + inELSE = ifLevel; + } else if (op === 0x59) { + if (inELSE === ifLevel) { + inELSE = 0; + } + --ifLevel; + } else if (op === 0x1C) { + if (!inFDEF && !inELSE) { + var offset = stack[stack.length - 1]; + if (offset > 0) { + i += offset - 1; + } + } + } + if (!inFDEF && !inELSE) { + var stackDelta = op <= 0x8E ? TTOpsStackDeltas[op] : op >= 0xC0 && op <= 0xDF ? -1 : op >= 0xE0 ? -2 : 0; + if (op >= 0x71 && op <= 0x75) { + n = stack.pop(); + if (!isNaN(n)) { + stackDelta = -n * 2; + } + } + while (stackDelta < 0 && stack.length > 0) { + stack.pop(); + stackDelta++; + } + while (stackDelta > 0) { + stack.push(NaN); + stackDelta--; + } + } + } + ttContext.tooComplexToFollowFunctions = tooComplexToFollowFunctions; + var content = [data]; + if (i > data.length) { + content.push(new Uint8Array(i - data.length)); + } + if (lastDeff > lastEndf) { + warn('TT: complementing a missing function tail'); + content.push(new Uint8Array([ + 0x22, + 0x2D + ])); + } + foldTTTable(table, content); + } + function checkInvalidFunctions(ttContext, maxFunctionDefs) { + if (ttContext.tooComplexToFollowFunctions) { + return; + } + if (ttContext.functionsDefined.length > maxFunctionDefs) { + warn('TT: more functions defined than expected'); + ttContext.hintsValid = false; + return; + } + for (var j = 0, jj = ttContext.functionsUsed.length; j < jj; j++) { + if (j > maxFunctionDefs) { + warn('TT: invalid function id: ' + j); + ttContext.hintsValid = false; + return; + } + if (ttContext.functionsUsed[j] && !ttContext.functionsDefined[j]) { + warn('TT: undefined function: ' + j); + ttContext.hintsValid = false; + return; + } + } + } + function foldTTTable(table, content) { + if (content.length > 1) { + var newLength = 0; + var j, jj; + for (j = 0, jj = content.length; j < jj; j++) { + newLength += content[j].length; + } + newLength = newLength + 3 & ~3; + var result = new Uint8Array(newLength); + var pos = 0; + for (j = 0, jj = content.length; j < jj; j++) { + result.set(content[j], pos); + pos += content[j].length; + } + table.data = result; + table.length = newLength; + } + } + function sanitizeTTPrograms(fpgm, prep, cvt, maxFunctionDefs) { + var ttContext = { + functionsDefined: [], + functionsUsed: [], + functionsStackDeltas: [], + tooComplexToFollowFunctions: false, + hintsValid: true + }; + if (fpgm) { + sanitizeTTProgram(fpgm, ttContext); + } + if (prep) { + sanitizeTTProgram(prep, ttContext); + } + if (fpgm) { + checkInvalidFunctions(ttContext, maxFunctionDefs); + } + if (cvt && cvt.length & 1) { + var cvtData = new Uint8Array(cvt.length + 1); + cvtData.set(cvt.data); + cvt.data = cvtData; + } + return ttContext.hintsValid; + } + font = new Stream(new Uint8Array(font.getBytes())); + var VALID_TABLES = [ + 'OS/2', + 'cmap', + 'head', + 'hhea', + 'hmtx', + 'maxp', + 'name', + 'post', + 'loca', + 'glyf', + 'fpgm', + 'prep', + 'cvt ', + 'CFF ' + ]; + var header = readOpenTypeHeader(font); + var numTables = header.numTables; + var cff, cffFile; + var tables = Object.create(null); + tables['OS/2'] = null; + tables['cmap'] = null; + tables['head'] = null; + tables['hhea'] = null; + tables['hmtx'] = null; + tables['maxp'] = null; + tables['name'] = null; + tables['post'] = null; + var table; + for (var i = 0; i < numTables; i++) { + table = readTableEntry(font); + if (VALID_TABLES.indexOf(table.tag) < 0) { + continue; + } + if (table.length === 0) { + continue; + } + tables[table.tag] = table; + } + var isTrueType = !tables['CFF ']; + if (!isTrueType) { + if (header.version === 'OTTO' && !properties.composite || !tables['head'] || !tables['hhea'] || !tables['maxp'] || !tables['post']) { + cffFile = new Stream(tables['CFF '].data); + cff = new CFFFont(cffFile, properties); + adjustWidths(properties); + return this.convert(name, cff, properties); + } + delete tables['glyf']; + delete tables['loca']; + delete tables['fpgm']; + delete tables['prep']; + delete tables['cvt ']; + this.isOpenType = true; + } else { + if (!tables['loca']) { + error('Required "loca" table is not found'); + } + if (!tables['glyf']) { + warn('Required "glyf" table is not found -- trying to recover.'); + tables['glyf'] = { + tag: 'glyf', + data: new Uint8Array(0) + }; + } + this.isOpenType = false; + } + if (!tables['maxp']) { + error('Required "maxp" table is not found'); + } + font.pos = (font.start || 0) + tables['maxp'].offset; + var version = font.getInt32(); + var numGlyphs = font.getUint16(); + var maxFunctionDefs = 0; + if (version >= 0x00010000 && tables['maxp'].length >= 22) { + font.pos += 8; + var maxZones = font.getUint16(); + if (maxZones > 2) { + tables['maxp'].data[14] = 0; + tables['maxp'].data[15] = 2; + } + font.pos += 4; + maxFunctionDefs = font.getUint16(); + } + var dupFirstEntry = false; + if (properties.type === 'CIDFontType2' && properties.toUnicode && properties.toUnicode.get(0) > '\u0000') { + dupFirstEntry = true; + numGlyphs++; + tables['maxp'].data[4] = numGlyphs >> 8; + tables['maxp'].data[5] = numGlyphs & 255; + } + var hintsValid = sanitizeTTPrograms(tables['fpgm'], tables['prep'], tables['cvt '], maxFunctionDefs); + if (!hintsValid) { + delete tables['fpgm']; + delete tables['prep']; + delete tables['cvt ']; + } + sanitizeMetrics(font, tables['hhea'], tables['hmtx'], numGlyphs); + if (!tables['head']) { + error('Required "head" table is not found'); + } + sanitizeHead(tables['head'], numGlyphs, isTrueType ? tables['loca'].length : 0); + var missingGlyphs = Object.create(null); + if (isTrueType) { + var isGlyphLocationsLong = int16(tables['head'].data[50], tables['head'].data[51]); + missingGlyphs = sanitizeGlyphLocations(tables['loca'], tables['glyf'], numGlyphs, isGlyphLocationsLong, hintsValid, dupFirstEntry); + } + if (!tables['hhea']) { + error('Required "hhea" table is not found'); + } + if (tables['hhea'].data[10] === 0 && tables['hhea'].data[11] === 0) { + tables['hhea'].data[10] = 0xFF; + tables['hhea'].data[11] = 0xFF; + } + var metricsOverride = { + unitsPerEm: int16(tables['head'].data[18], tables['head'].data[19]), + yMax: int16(tables['head'].data[42], tables['head'].data[43]), + yMin: signedInt16(tables['head'].data[38], tables['head'].data[39]), + ascent: int16(tables['hhea'].data[4], tables['hhea'].data[5]), + descent: signedInt16(tables['hhea'].data[6], tables['hhea'].data[7]) + }; + this.ascent = metricsOverride.ascent / metricsOverride.unitsPerEm; + this.descent = metricsOverride.descent / metricsOverride.unitsPerEm; + if (tables['post']) { + var valid = readPostScriptTable(tables['post'], properties, numGlyphs); + if (!valid) { + tables['post'] = null; + } + } + var charCodeToGlyphId = [], charCode; + var toUnicode = properties.toUnicode, widths = properties.widths; + var skipToUnicode = toUnicode instanceof IdentityToUnicodeMap || toUnicode.length === 0x10000; + function hasGlyph(glyphId, charCode, widthCode) { + if (!missingGlyphs[glyphId]) { + return true; + } + if (!skipToUnicode && charCode >= 0 && toUnicode.has(charCode)) { + return true; + } + if (widths && widthCode >= 0 && isNum(widths[widthCode])) { + return true; + } + return false; + } + if (properties.composite) { + var cidToGidMap = properties.cidToGidMap || []; + var isCidToGidMapEmpty = cidToGidMap.length === 0; + properties.cMap.forEach(function (charCode, cid) { + assert(cid <= 0xffff, 'Max size of CID is 65,535'); + var glyphId = -1; + if (isCidToGidMapEmpty) { + glyphId = cid; + } else if (cidToGidMap[cid] !== undefined) { + glyphId = cidToGidMap[cid]; + } + if (glyphId >= 0 && glyphId < numGlyphs && hasGlyph(glyphId, charCode, cid)) { + charCodeToGlyphId[charCode] = glyphId; + } + }); + if (dupFirstEntry && (isCidToGidMapEmpty || !charCodeToGlyphId[0])) { + charCodeToGlyphId[0] = numGlyphs - 1; + } + } else { + var cmapTable = readCmapTable(tables['cmap'], font, this.isSymbolicFont, properties.hasEncoding); + var cmapPlatformId = cmapTable.platformId; + var cmapEncodingId = cmapTable.encodingId; + var cmapMappings = cmapTable.mappings; + var cmapMappingsLength = cmapMappings.length; + if (properties.hasEncoding && (cmapPlatformId === 3 && cmapEncodingId === 1 || cmapPlatformId === 1 && cmapEncodingId === 0) || cmapPlatformId === -1 && cmapEncodingId === -1 && !!getEncoding(properties.baseEncodingName)) { + var baseEncoding = []; + if (properties.baseEncodingName === 'MacRomanEncoding' || properties.baseEncodingName === 'WinAnsiEncoding') { + baseEncoding = getEncoding(properties.baseEncodingName); + } + var glyphsUnicodeMap = getGlyphsUnicode(); + for (charCode = 0; charCode < 256; charCode++) { + var glyphName, standardGlyphName; + if (this.differences && charCode in this.differences) { + glyphName = this.differences[charCode]; + } else if (charCode in baseEncoding && baseEncoding[charCode] !== '') { + glyphName = baseEncoding[charCode]; + } else { + glyphName = StandardEncoding[charCode]; + } + if (!glyphName) { + continue; + } + standardGlyphName = recoverGlyphName(glyphName, glyphsUnicodeMap); + var unicodeOrCharCode, isUnicode = false; + if (cmapPlatformId === 3 && cmapEncodingId === 1) { + unicodeOrCharCode = glyphsUnicodeMap[standardGlyphName]; + isUnicode = true; + } else if (cmapPlatformId === 1 && cmapEncodingId === 0) { + unicodeOrCharCode = MacRomanEncoding.indexOf(standardGlyphName); + } + var found = false; + for (i = 0; i < cmapMappingsLength; ++i) { + if (cmapMappings[i].charCode !== unicodeOrCharCode) { + continue; + } + var code = isUnicode ? charCode : unicodeOrCharCode; + if (hasGlyph(cmapMappings[i].glyphId, code, -1)) { + charCodeToGlyphId[charCode] = cmapMappings[i].glyphId; + found = true; + break; + } + } + if (!found && properties.glyphNames) { + var glyphId = properties.glyphNames.indexOf(glyphName); + if (glyphId === -1 && standardGlyphName !== glyphName) { + glyphId = properties.glyphNames.indexOf(standardGlyphName); + } + if (glyphId > 0 && hasGlyph(glyphId, -1, -1)) { + charCodeToGlyphId[charCode] = glyphId; + found = true; + } + } + if (!found) { + charCodeToGlyphId[charCode] = 0; + } + } + } else if (cmapPlatformId === 0 && cmapEncodingId === 0) { + for (i = 0; i < cmapMappingsLength; ++i) { + charCodeToGlyphId[cmapMappings[i].charCode] = cmapMappings[i].glyphId; + } + } else { + for (i = 0; i < cmapMappingsLength; ++i) { + charCode = cmapMappings[i].charCode & 0xFF; + charCodeToGlyphId[charCode] = cmapMappings[i].glyphId; + } + } + } + if (charCodeToGlyphId.length === 0) { + charCodeToGlyphId[0] = 0; + } + var newMapping = adjustMapping(charCodeToGlyphId, properties); + this.toFontChar = newMapping.toFontChar; + tables['cmap'] = { + tag: 'cmap', + data: createCmapTable(newMapping.charCodeToGlyphId, numGlyphs) + }; + if (!tables['OS/2'] || !validateOS2Table(tables['OS/2'])) { + tables['OS/2'] = { + tag: 'OS/2', + data: createOS2Table(properties, newMapping.charCodeToGlyphId, metricsOverride) + }; + } + if (!tables['post']) { + tables['post'] = { + tag: 'post', + data: createPostTable(properties) + }; + } + if (!isTrueType) { + try { + cffFile = new Stream(tables['CFF '].data); + var parser = new CFFParser(cffFile, properties, SEAC_ANALYSIS_ENABLED); + cff = parser.parse(); + var compiler = new CFFCompiler(cff); + tables['CFF '].data = compiler.compile(); + } catch (e) { + warn('Failed to compile font ' + properties.loadedName); + } + } + if (!tables['name']) { + tables['name'] = { + tag: 'name', + data: createNameTable(this.name) + }; + } else { + var namePrototype = readNameTable(tables['name']); + tables['name'].data = createNameTable(name, namePrototype); + } + var builder = new OpenTypeFileBuilder(header.version); + for (var tableTag in tables) { + builder.addTable(tableTag, tables[tableTag].data); + } + return builder.toArray(); + }, + convert: function Font_convert(fontName, font, properties) { + properties.fixedPitch = false; + if (properties.builtInEncoding) { + adjustToUnicode(properties, properties.builtInEncoding); + } + var mapping = font.getGlyphMapping(properties); + var newMapping = adjustMapping(mapping, properties); + this.toFontChar = newMapping.toFontChar; + var numGlyphs = font.numGlyphs; + function getCharCodes(charCodeToGlyphId, glyphId) { + var charCodes = null; + for (var charCode in charCodeToGlyphId) { + if (glyphId === charCodeToGlyphId[charCode]) { + if (!charCodes) { + charCodes = []; + } + charCodes.push(charCode | 0); + } + } + return charCodes; + } + function createCharCode(charCodeToGlyphId, glyphId) { + for (var charCode in charCodeToGlyphId) { + if (glyphId === charCodeToGlyphId[charCode]) { + return charCode | 0; + } + } + newMapping.charCodeToGlyphId[newMapping.nextAvailableFontCharCode] = glyphId; + return newMapping.nextAvailableFontCharCode++; + } + var seacs = font.seacs; + if (SEAC_ANALYSIS_ENABLED && seacs && seacs.length) { + var matrix = properties.fontMatrix || FONT_IDENTITY_MATRIX; + var charset = font.getCharset(); + var seacMap = Object.create(null); + for (var glyphId in seacs) { + glyphId |= 0; + var seac = seacs[glyphId]; + var baseGlyphName = StandardEncoding[seac[2]]; + var accentGlyphName = StandardEncoding[seac[3]]; + var baseGlyphId = charset.indexOf(baseGlyphName); + var accentGlyphId = charset.indexOf(accentGlyphName); + if (baseGlyphId < 0 || accentGlyphId < 0) { + continue; + } + var accentOffset = { + x: seac[0] * matrix[0] + seac[1] * matrix[2] + matrix[4], + y: seac[0] * matrix[1] + seac[1] * matrix[3] + matrix[5] + }; + var charCodes = getCharCodes(mapping, glyphId); + if (!charCodes) { + continue; + } + for (var i = 0, ii = charCodes.length; i < ii; i++) { + var charCode = charCodes[i]; + var charCodeToGlyphId = newMapping.charCodeToGlyphId; + var baseFontCharCode = createCharCode(charCodeToGlyphId, baseGlyphId); + var accentFontCharCode = createCharCode(charCodeToGlyphId, accentGlyphId); + seacMap[charCode] = { + baseFontCharCode: baseFontCharCode, + accentFontCharCode: accentFontCharCode, + accentOffset: accentOffset + }; + } + } + properties.seacMap = seacMap; + } + var unitsPerEm = 1 / (properties.fontMatrix || FONT_IDENTITY_MATRIX)[0]; + var builder = new OpenTypeFileBuilder('\x4F\x54\x54\x4F'); + builder.addTable('CFF ', font.data); + builder.addTable('OS/2', createOS2Table(properties, newMapping.charCodeToGlyphId)); + builder.addTable('cmap', createCmapTable(newMapping.charCodeToGlyphId, numGlyphs)); + builder.addTable('head', '\x00\x01\x00\x00' + '\x00\x00\x10\x00' + '\x00\x00\x00\x00' + '\x5F\x0F\x3C\xF5' + '\x00\x00' + safeString16(unitsPerEm) + '\x00\x00\x00\x00\x9e\x0b\x7e\x27' + '\x00\x00\x00\x00\x9e\x0b\x7e\x27' + '\x00\x00' + safeString16(properties.descent) + '\x0F\xFF' + safeString16(properties.ascent) + string16(properties.italicAngle ? 2 : 0) + '\x00\x11' + '\x00\x00' + '\x00\x00' + '\x00\x00'); + builder.addTable('hhea', '\x00\x01\x00\x00' + safeString16(properties.ascent) + safeString16(properties.descent) + '\x00\x00' + '\xFF\xFF' + '\x00\x00' + '\x00\x00' + '\x00\x00' + safeString16(properties.capHeight) + safeString16(Math.tan(properties.italicAngle) * properties.xHeight) + '\x00\x00' + '\x00\x00' + '\x00\x00' + '\x00\x00' + '\x00\x00' + '\x00\x00' + string16(numGlyphs)); + builder.addTable('hmtx', function fontFieldsHmtx() { + var charstrings = font.charstrings; + var cffWidths = font.cff ? font.cff.widths : null; + var hmtx = '\x00\x00\x00\x00'; + for (var i = 1, ii = numGlyphs; i < ii; i++) { + var width = 0; + if (charstrings) { + var charstring = charstrings[i - 1]; + width = 'width' in charstring ? charstring.width : 0; + } else if (cffWidths) { + width = Math.ceil(cffWidths[i] || 0); + } + hmtx += string16(width) + string16(0); + } + return hmtx; + }()); + builder.addTable('maxp', '\x00\x00\x50\x00' + string16(numGlyphs)); + builder.addTable('name', createNameTable(fontName)); + builder.addTable('post', createPostTable(properties)); + return builder.toArray(); + }, + get spaceWidth() { + if ('_shadowWidth' in this) { + return this._shadowWidth; + } + var possibleSpaceReplacements = [ + 'space', + 'minus', + 'one', + 'i', + 'I' + ]; + var width; + for (var i = 0, ii = possibleSpaceReplacements.length; i < ii; i++) { + var glyphName = possibleSpaceReplacements[i]; + if (glyphName in this.widths) { + width = this.widths[glyphName]; + break; + } + var glyphsUnicodeMap = getGlyphsUnicode(); + var glyphUnicode = glyphsUnicodeMap[glyphName]; + var charcode = 0; + if (this.composite) { + if (this.cMap.contains(glyphUnicode)) { + charcode = this.cMap.lookup(glyphUnicode); + } + } + if (!charcode && this.toUnicode) { + charcode = this.toUnicode.charCodeOf(glyphUnicode); + } + if (charcode <= 0) { + charcode = glyphUnicode; + } + width = this.widths[charcode]; + if (width) { + break; + } + } + width = width || this.defaultWidth; + this._shadowWidth = width; + return width; + }, + charToGlyph: function Font_charToGlyph(charcode, isSpace) { + var fontCharCode, width, operatorListId; + var widthCode = charcode; + if (this.cMap && this.cMap.contains(charcode)) { + widthCode = this.cMap.lookup(charcode); + } + width = this.widths[widthCode]; + width = isNum(width) ? width : this.defaultWidth; + var vmetric = this.vmetrics && this.vmetrics[widthCode]; + var unicode = this.toUnicode.get(charcode) || charcode; + if (typeof unicode === 'number') { + unicode = String.fromCharCode(unicode); + } + var isInFont = charcode in this.toFontChar; + fontCharCode = this.toFontChar[charcode] || charcode; + if (this.missingFile) { + fontCharCode = mapSpecialUnicodeValues(fontCharCode); + } + if (this.isType3Font) { + operatorListId = fontCharCode; + } + var accent = null; + if (this.seacMap && this.seacMap[charcode]) { + isInFont = true; + var seac = this.seacMap[charcode]; + fontCharCode = seac.baseFontCharCode; + accent = { + fontChar: String.fromCharCode(seac.accentFontCharCode), + offset: seac.accentOffset + }; + } + var fontChar = String.fromCharCode(fontCharCode); + var glyph = this.glyphCache[charcode]; + if (!glyph || !glyph.matchesForCache(fontChar, unicode, accent, width, vmetric, operatorListId, isSpace, isInFont)) { + glyph = new Glyph(fontChar, unicode, accent, width, vmetric, operatorListId, isSpace, isInFont); + this.glyphCache[charcode] = glyph; + } + return glyph; + }, + charsToGlyphs: function Font_charsToGlyphs(chars) { + var charsCache = this.charsCache; + var glyphs, glyph, charcode; + if (charsCache) { + glyphs = charsCache[chars]; + if (glyphs) { + return glyphs; + } + } + if (!charsCache) { + charsCache = this.charsCache = Object.create(null); + } + glyphs = []; + var charsCacheKey = chars; + var i = 0, ii; + if (this.cMap) { + var c = Object.create(null); + while (i < chars.length) { + this.cMap.readCharCode(chars, i, c); + charcode = c.charcode; + var length = c.length; + i += length; + var isSpace = length === 1 && chars.charCodeAt(i - 1) === 0x20; + glyph = this.charToGlyph(charcode, isSpace); + glyphs.push(glyph); + } + } else { + for (i = 0, ii = chars.length; i < ii; ++i) { + charcode = chars.charCodeAt(i); + glyph = this.charToGlyph(charcode, charcode === 0x20); + glyphs.push(glyph); + } + } + return charsCache[charsCacheKey] = glyphs; + } + }; + return Font; + }(); + var ErrorFont = function ErrorFontClosure() { + function ErrorFont(error) { + this.error = error; + this.loadedName = 'g_font_error'; + this.loading = false; + } + ErrorFont.prototype = { + charsToGlyphs: function ErrorFont_charsToGlyphs() { + return []; + }, + exportData: function ErrorFont_exportData() { + return { error: this.error }; + } + }; + return ErrorFont; + }(); + function type1FontGlyphMapping(properties, builtInEncoding, glyphNames) { + var charCodeToGlyphId = Object.create(null); + var glyphId, charCode, baseEncoding; + var isSymbolicFont = !!(properties.flags & FontFlags.Symbolic); + if (properties.baseEncodingName) { + baseEncoding = getEncoding(properties.baseEncodingName); + for (charCode = 0; charCode < baseEncoding.length; charCode++) { + glyphId = glyphNames.indexOf(baseEncoding[charCode]); + if (glyphId >= 0) { + charCodeToGlyphId[charCode] = glyphId; + } else { + charCodeToGlyphId[charCode] = 0; + } + } + } else if (isSymbolicFont) { + for (charCode in builtInEncoding) { + charCodeToGlyphId[charCode] = builtInEncoding[charCode]; + } + } else { + baseEncoding = StandardEncoding; + for (charCode = 0; charCode < baseEncoding.length; charCode++) { + glyphId = glyphNames.indexOf(baseEncoding[charCode]); + if (glyphId >= 0) { + charCodeToGlyphId[charCode] = glyphId; + } else { + charCodeToGlyphId[charCode] = 0; + } + } + } + var differences = properties.differences, glyphsUnicodeMap; + if (differences) { + for (charCode in differences) { + var glyphName = differences[charCode]; + glyphId = glyphNames.indexOf(glyphName); + if (glyphId === -1) { + if (!glyphsUnicodeMap) { + glyphsUnicodeMap = getGlyphsUnicode(); + } + var standardGlyphName = recoverGlyphName(glyphName, glyphsUnicodeMap); + if (standardGlyphName !== glyphName) { + glyphId = glyphNames.indexOf(standardGlyphName); + } + } + if (glyphId >= 0) { + charCodeToGlyphId[charCode] = glyphId; + } else { + charCodeToGlyphId[charCode] = 0; + } + } + } + return charCodeToGlyphId; + } + var Type1Font = function Type1FontClosure() { + function findBlock(streamBytes, signature, startIndex) { + var streamBytesLength = streamBytes.length; + var signatureLength = signature.length; + var scanLength = streamBytesLength - signatureLength; + var i = startIndex, j, found = false; + while (i < scanLength) { + j = 0; + while (j < signatureLength && streamBytes[i + j] === signature[j]) { + j++; + } + if (j >= signatureLength) { + i += j; + while (i < streamBytesLength && isSpace(streamBytes[i])) { + i++; + } + found = true; + break; + } + i++; + } + return { + found: found, + length: i + }; + } + function getHeaderBlock(stream, suggestedLength) { + var EEXEC_SIGNATURE = [ + 0x65, + 0x65, + 0x78, + 0x65, + 0x63 + ]; + var streamStartPos = stream.pos; + var headerBytes, headerBytesLength, block; + try { + headerBytes = stream.getBytes(suggestedLength); + headerBytesLength = headerBytes.length; + } catch (ex) { + if (ex instanceof MissingDataException) { + throw ex; + } + } + if (headerBytesLength === suggestedLength) { + block = findBlock(headerBytes, EEXEC_SIGNATURE, suggestedLength - 2 * EEXEC_SIGNATURE.length); + if (block.found && block.length === suggestedLength) { + return { + stream: new Stream(headerBytes), + length: suggestedLength + }; + } + } + warn('Invalid "Length1" property in Type1 font -- trying to recover.'); + stream.pos = streamStartPos; + var SCAN_BLOCK_LENGTH = 2048; + var actualLength; + while (true) { + var scanBytes = stream.peekBytes(SCAN_BLOCK_LENGTH); + block = findBlock(scanBytes, EEXEC_SIGNATURE, 0); + if (block.length === 0) { + break; + } + stream.pos += block.length; + if (block.found) { + actualLength = stream.pos - streamStartPos; + break; + } + } + stream.pos = streamStartPos; + if (actualLength) { + return { + stream: new Stream(stream.getBytes(actualLength)), + length: actualLength + }; + } + warn('Unable to recover "Length1" property in Type1 font -- using as is.'); + return { + stream: new Stream(stream.getBytes(suggestedLength)), + length: suggestedLength + }; + } + function getEexecBlock(stream, suggestedLength) { + var eexecBytes = stream.getBytes(); + return { + stream: new Stream(eexecBytes), + length: eexecBytes.length + }; + } + function Type1Font(name, file, properties) { + var PFB_HEADER_SIZE = 6; + var headerBlockLength = properties.length1; + var eexecBlockLength = properties.length2; + var pfbHeader = file.peekBytes(PFB_HEADER_SIZE); + var pfbHeaderPresent = pfbHeader[0] === 0x80 && pfbHeader[1] === 0x01; + if (pfbHeaderPresent) { + file.skip(PFB_HEADER_SIZE); + headerBlockLength = pfbHeader[5] << 24 | pfbHeader[4] << 16 | pfbHeader[3] << 8 | pfbHeader[2]; + } + var headerBlock = getHeaderBlock(file, headerBlockLength); + headerBlockLength = headerBlock.length; + var headerBlockParser = new Type1Parser(headerBlock.stream, false, SEAC_ANALYSIS_ENABLED); + headerBlockParser.extractFontHeader(properties); + if (pfbHeaderPresent) { + pfbHeader = file.getBytes(PFB_HEADER_SIZE); + eexecBlockLength = pfbHeader[5] << 24 | pfbHeader[4] << 16 | pfbHeader[3] << 8 | pfbHeader[2]; + } + var eexecBlock = getEexecBlock(file, eexecBlockLength); + eexecBlockLength = eexecBlock.length; + var eexecBlockParser = new Type1Parser(eexecBlock.stream, true, SEAC_ANALYSIS_ENABLED); + var data = eexecBlockParser.extractFontProgram(); + for (var info in data.properties) { + properties[info] = data.properties[info]; + } + var charstrings = data.charstrings; + var type2Charstrings = this.getType2Charstrings(charstrings); + var subrs = this.getType2Subrs(data.subrs); + this.charstrings = charstrings; + this.data = this.wrap(name, type2Charstrings, this.charstrings, subrs, properties); + this.seacs = this.getSeacs(data.charstrings); + } + Type1Font.prototype = { + get numGlyphs() { + return this.charstrings.length + 1; + }, + getCharset: function Type1Font_getCharset() { + var charset = ['.notdef']; + var charstrings = this.charstrings; + for (var glyphId = 0; glyphId < charstrings.length; glyphId++) { + charset.push(charstrings[glyphId].glyphName); + } + return charset; + }, + getGlyphMapping: function Type1Font_getGlyphMapping(properties) { + var charstrings = this.charstrings; + var glyphNames = ['.notdef'], glyphId; + for (glyphId = 0; glyphId < charstrings.length; glyphId++) { + glyphNames.push(charstrings[glyphId].glyphName); + } + var encoding = properties.builtInEncoding; + if (encoding) { + var builtInEncoding = Object.create(null); + for (var charCode in encoding) { + glyphId = glyphNames.indexOf(encoding[charCode]); + if (glyphId >= 0) { + builtInEncoding[charCode] = glyphId; + } + } + } + return type1FontGlyphMapping(properties, builtInEncoding, glyphNames); + }, + getSeacs: function Type1Font_getSeacs(charstrings) { + var i, ii; + var seacMap = []; + for (i = 0, ii = charstrings.length; i < ii; i++) { + var charstring = charstrings[i]; + if (charstring.seac) { + seacMap[i + 1] = charstring.seac; + } + } + return seacMap; + }, + getType2Charstrings: function Type1Font_getType2Charstrings(type1Charstrings) { + var type2Charstrings = []; + for (var i = 0, ii = type1Charstrings.length; i < ii; i++) { + type2Charstrings.push(type1Charstrings[i].charstring); + } + return type2Charstrings; + }, + getType2Subrs: function Type1Font_getType2Subrs(type1Subrs) { + var bias = 0; + var count = type1Subrs.length; + if (count < 1133) { + bias = 107; + } else if (count < 33769) { + bias = 1131; + } else { + bias = 32768; + } + var type2Subrs = []; + var i; + for (i = 0; i < bias; i++) { + type2Subrs.push([0x0B]); + } + for (i = 0; i < count; i++) { + type2Subrs.push(type1Subrs[i]); + } + return type2Subrs; + }, + wrap: function Type1Font_wrap(name, glyphs, charstrings, subrs, properties) { + var cff = new CFF(); + cff.header = new CFFHeader(1, 0, 4, 4); + cff.names = [name]; + var topDict = new CFFTopDict(); + topDict.setByName('version', 391); + topDict.setByName('Notice', 392); + topDict.setByName('FullName', 393); + topDict.setByName('FamilyName', 394); + topDict.setByName('Weight', 395); + topDict.setByName('Encoding', null); + topDict.setByName('FontMatrix', properties.fontMatrix); + topDict.setByName('FontBBox', properties.bbox); + topDict.setByName('charset', null); + topDict.setByName('CharStrings', null); + topDict.setByName('Private', null); + cff.topDict = topDict; + var strings = new CFFStrings(); + strings.add('Version 0.11'); + strings.add('See original notice'); + strings.add(name); + strings.add(name); + strings.add('Medium'); + cff.strings = strings; + cff.globalSubrIndex = new CFFIndex(); + var count = glyphs.length; + var charsetArray = [0]; + var i, ii; + for (i = 0; i < count; i++) { + var index = CFFStandardStrings.indexOf(charstrings[i].glyphName); + if (index === -1) { + index = 0; + } + charsetArray.push(index >> 8 & 0xff, index & 0xff); + } + cff.charset = new CFFCharset(false, 0, [], charsetArray); + var charStringsIndex = new CFFIndex(); + charStringsIndex.add([ + 0x8B, + 0x0E + ]); + for (i = 0; i < count; i++) { + var glyph = glyphs[i]; + if (glyph.length === 0) { + charStringsIndex.add([ + 0x8B, + 0x0E + ]); + continue; + } + charStringsIndex.add(glyph); + } + cff.charStrings = charStringsIndex; + var privateDict = new CFFPrivateDict(); + privateDict.setByName('Subrs', null); + var fields = [ + 'BlueValues', + 'OtherBlues', + 'FamilyBlues', + 'FamilyOtherBlues', + 'StemSnapH', + 'StemSnapV', + 'BlueShift', + 'BlueFuzz', + 'BlueScale', + 'LanguageGroup', + 'ExpansionFactor', + 'ForceBold', + 'StdHW', + 'StdVW' + ]; + for (i = 0, ii = fields.length; i < ii; i++) { + var field = fields[i]; + if (!(field in properties.privateData)) { + continue; + } + var value = properties.privateData[field]; + if (isArray(value)) { + for (var j = value.length - 1; j > 0; j--) { + value[j] -= value[j - 1]; + } + } + privateDict.setByName(field, value); + } + cff.topDict.privateDict = privateDict; + var subrIndex = new CFFIndex(); + for (i = 0, ii = subrs.length; i < ii; i++) { + subrIndex.add(subrs[i]); + } + privateDict.subrsIndex = subrIndex; + var compiler = new CFFCompiler(cff); + return compiler.compile(); + } + }; + return Type1Font; + }(); + var CFFFont = function CFFFontClosure() { + function CFFFont(file, properties) { + this.properties = properties; + var parser = new CFFParser(file, properties, SEAC_ANALYSIS_ENABLED); + this.cff = parser.parse(); + var compiler = new CFFCompiler(this.cff); + this.seacs = this.cff.seacs; + try { + this.data = compiler.compile(); + } catch (e) { + warn('Failed to compile font ' + properties.loadedName); + this.data = file; + } + } + CFFFont.prototype = { + get numGlyphs() { + return this.cff.charStrings.count; + }, + getCharset: function CFFFont_getCharset() { + return this.cff.charset.charset; + }, + getGlyphMapping: function CFFFont_getGlyphMapping() { + var cff = this.cff; + var properties = this.properties; + var charsets = cff.charset.charset; + var charCodeToGlyphId; + var glyphId; + if (properties.composite) { + charCodeToGlyphId = Object.create(null); + if (cff.isCIDFont) { + for (glyphId = 0; glyphId < charsets.length; glyphId++) { + var cid = charsets[glyphId]; + var charCode = properties.cMap.charCodeOf(cid); + charCodeToGlyphId[charCode] = glyphId; + } + } else { + for (glyphId = 0; glyphId < cff.charStrings.count; glyphId++) { + charCodeToGlyphId[glyphId] = glyphId; + } + } + return charCodeToGlyphId; + } + var encoding = cff.encoding ? cff.encoding.encoding : null; + charCodeToGlyphId = type1FontGlyphMapping(properties, encoding, charsets); + return charCodeToGlyphId; + } + }; + return CFFFont; + }(); + (function checkSeacSupport() { + if (typeof navigator !== 'undefined' && /Windows/.test(navigator.userAgent)) { + SEAC_ANALYSIS_ENABLED = true; + } + }()); + (function checkChromeWindows() { + if (typeof navigator !== 'undefined' && /Windows.*Chrome/.test(navigator.userAgent)) { + SKIP_PRIVATE_USE_RANGE_F000_TO_F01F = true; + } + }()); + exports.ErrorFont = ErrorFont; + exports.Font = Font; + exports.FontFlags = FontFlags; + exports.IdentityToUnicodeMap = IdentityToUnicodeMap; + exports.ToUnicodeMap = ToUnicodeMap; + exports.getFontType = getFontType; + })); + (function (root, factory) { + factory(root.pdfjsCorePsParser = {}, root.pdfjsSharedUtil, root.pdfjsCoreParser); + }(this, function (exports, sharedUtil, coreParser) { + var error = sharedUtil.error; + var isSpace = sharedUtil.isSpace; + var EOF = coreParser.EOF; + var PostScriptParser = function PostScriptParserClosure() { + function PostScriptParser(lexer) { + this.lexer = lexer; + this.operators = []; + this.token = null; + this.prev = null; + } + PostScriptParser.prototype = { + nextToken: function PostScriptParser_nextToken() { + this.prev = this.token; + this.token = this.lexer.getToken(); + }, + accept: function PostScriptParser_accept(type) { + if (this.token.type === type) { + this.nextToken(); + return true; + } + return false; + }, + expect: function PostScriptParser_expect(type) { + if (this.accept(type)) { + return true; + } + error('Unexpected symbol: found ' + this.token.type + ' expected ' + type + '.'); + }, + parse: function PostScriptParser_parse() { + this.nextToken(); + this.expect(PostScriptTokenTypes.LBRACE); + this.parseBlock(); + this.expect(PostScriptTokenTypes.RBRACE); + return this.operators; + }, + parseBlock: function PostScriptParser_parseBlock() { + while (true) { + if (this.accept(PostScriptTokenTypes.NUMBER)) { + this.operators.push(this.prev.value); + } else if (this.accept(PostScriptTokenTypes.OPERATOR)) { + this.operators.push(this.prev.value); + } else if (this.accept(PostScriptTokenTypes.LBRACE)) { + this.parseCondition(); + } else { + return; + } + } + }, + parseCondition: function PostScriptParser_parseCondition() { + var conditionLocation = this.operators.length; + this.operators.push(null, null); + this.parseBlock(); + this.expect(PostScriptTokenTypes.RBRACE); + if (this.accept(PostScriptTokenTypes.IF)) { + this.operators[conditionLocation] = this.operators.length; + this.operators[conditionLocation + 1] = 'jz'; + } else if (this.accept(PostScriptTokenTypes.LBRACE)) { + var jumpLocation = this.operators.length; + this.operators.push(null, null); + var endOfTrue = this.operators.length; + this.parseBlock(); + this.expect(PostScriptTokenTypes.RBRACE); + this.expect(PostScriptTokenTypes.IFELSE); + this.operators[jumpLocation] = this.operators.length; + this.operators[jumpLocation + 1] = 'j'; + this.operators[conditionLocation] = endOfTrue; + this.operators[conditionLocation + 1] = 'jz'; + } else { + error('PS Function: error parsing conditional.'); + } + } + }; + return PostScriptParser; + }(); + var PostScriptTokenTypes = { + LBRACE: 0, + RBRACE: 1, + NUMBER: 2, + OPERATOR: 3, + IF: 4, + IFELSE: 5 + }; + var PostScriptToken = function PostScriptTokenClosure() { + function PostScriptToken(type, value) { + this.type = type; + this.value = value; + } + var opCache = Object.create(null); + PostScriptToken.getOperator = function PostScriptToken_getOperator(op) { + var opValue = opCache[op]; + if (opValue) { + return opValue; + } + return opCache[op] = new PostScriptToken(PostScriptTokenTypes.OPERATOR, op); + }; + PostScriptToken.LBRACE = new PostScriptToken(PostScriptTokenTypes.LBRACE, '{'); + PostScriptToken.RBRACE = new PostScriptToken(PostScriptTokenTypes.RBRACE, '}'); + PostScriptToken.IF = new PostScriptToken(PostScriptTokenTypes.IF, 'IF'); + PostScriptToken.IFELSE = new PostScriptToken(PostScriptTokenTypes.IFELSE, 'IFELSE'); + return PostScriptToken; + }(); + var PostScriptLexer = function PostScriptLexerClosure() { + function PostScriptLexer(stream) { + this.stream = stream; + this.nextChar(); + this.strBuf = []; + } + PostScriptLexer.prototype = { + nextChar: function PostScriptLexer_nextChar() { + return this.currentChar = this.stream.getByte(); + }, + getToken: function PostScriptLexer_getToken() { + var comment = false; + var ch = this.currentChar; + while (true) { + if (ch < 0) { + return EOF; + } + if (comment) { + if (ch === 0x0A || ch === 0x0D) { + comment = false; + } + } else if (ch === 0x25) { + comment = true; + } else if (!isSpace(ch)) { + break; + } + ch = this.nextChar(); + } + switch (ch | 0) { + case 0x30: + case 0x31: + case 0x32: + case 0x33: + case 0x34: + case 0x35: + case 0x36: + case 0x37: + case 0x38: + case 0x39: + case 0x2B: + case 0x2D: + case 0x2E: + return new PostScriptToken(PostScriptTokenTypes.NUMBER, this.getNumber()); + case 0x7B: + this.nextChar(); + return PostScriptToken.LBRACE; + case 0x7D: + this.nextChar(); + return PostScriptToken.RBRACE; + } + var strBuf = this.strBuf; + strBuf.length = 0; + strBuf[0] = String.fromCharCode(ch); + while ((ch = this.nextChar()) >= 0 && (ch >= 0x41 && ch <= 0x5A || ch >= 0x61 && ch <= 0x7A)) { + strBuf.push(String.fromCharCode(ch)); + } + var str = strBuf.join(''); + switch (str.toLowerCase()) { + case 'if': + return PostScriptToken.IF; + case 'ifelse': + return PostScriptToken.IFELSE; + default: + return PostScriptToken.getOperator(str); + } + }, + getNumber: function PostScriptLexer_getNumber() { + var ch = this.currentChar; + var strBuf = this.strBuf; + strBuf.length = 0; + strBuf[0] = String.fromCharCode(ch); + while ((ch = this.nextChar()) >= 0) { + if (ch >= 0x30 && ch <= 0x39 || ch === 0x2D || ch === 0x2E) { + strBuf.push(String.fromCharCode(ch)); + } else { + break; + } + } + var value = parseFloat(strBuf.join('')); + if (isNaN(value)) { + error('Invalid floating point number: ' + value); + } + return value; + } + }; + return PostScriptLexer; + }(); + exports.PostScriptLexer = PostScriptLexer; + exports.PostScriptParser = PostScriptParser; + })); + (function (root, factory) { + factory(root.pdfjsCoreFunction = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCorePsParser); + }(this, function (exports, sharedUtil, corePrimitives, corePsParser) { + var error = sharedUtil.error; + var info = sharedUtil.info; + var isArray = sharedUtil.isArray; + var isBool = sharedUtil.isBool; + var isDict = corePrimitives.isDict; + var isStream = corePrimitives.isStream; + var PostScriptLexer = corePsParser.PostScriptLexer; + var PostScriptParser = corePsParser.PostScriptParser; + var PDFFunction = function PDFFunctionClosure() { + var CONSTRUCT_SAMPLED = 0; + var CONSTRUCT_INTERPOLATED = 2; + var CONSTRUCT_STICHED = 3; + var CONSTRUCT_POSTSCRIPT = 4; + return { + getSampleArray: function PDFFunction_getSampleArray(size, outputSize, bps, str) { + var i, ii; + var length = 1; + for (i = 0, ii = size.length; i < ii; i++) { + length *= size[i]; + } + length *= outputSize; + var array = new Array(length); + var codeSize = 0; + var codeBuf = 0; + var sampleMul = 1.0 / (Math.pow(2.0, bps) - 1); + var strBytes = str.getBytes((length * bps + 7) / 8); + var strIdx = 0; + for (i = 0; i < length; i++) { + while (codeSize < bps) { + codeBuf <<= 8; + codeBuf |= strBytes[strIdx++]; + codeSize += 8; + } + codeSize -= bps; + array[i] = (codeBuf >> codeSize) * sampleMul; + codeBuf &= (1 << codeSize) - 1; + } + return array; + }, + getIR: function PDFFunction_getIR(xref, fn) { + var dict = fn.dict; + if (!dict) { + dict = fn; + } + var types = [ + this.constructSampled, + null, + this.constructInterpolated, + this.constructStiched, + this.constructPostScript + ]; + var typeNum = dict.get('FunctionType'); + var typeFn = types[typeNum]; + if (!typeFn) { + error('Unknown type of function'); + } + return typeFn.call(this, fn, dict, xref); + }, + fromIR: function PDFFunction_fromIR(IR) { + var type = IR[0]; + switch (type) { + case CONSTRUCT_SAMPLED: + return this.constructSampledFromIR(IR); + case CONSTRUCT_INTERPOLATED: + return this.constructInterpolatedFromIR(IR); + case CONSTRUCT_STICHED: + return this.constructStichedFromIR(IR); + default: + return this.constructPostScriptFromIR(IR); + } + }, + parse: function PDFFunction_parse(xref, fn) { + var IR = this.getIR(xref, fn); + return this.fromIR(IR); + }, + parseArray: function PDFFunction_parseArray(xref, fnObj) { + if (!isArray(fnObj)) { + return this.parse(xref, fnObj); + } + var fnArray = []; + for (var j = 0, jj = fnObj.length; j < jj; j++) { + var obj = xref.fetchIfRef(fnObj[j]); + fnArray.push(PDFFunction.parse(xref, obj)); + } + return function (src, srcOffset, dest, destOffset) { + for (var i = 0, ii = fnArray.length; i < ii; i++) { + fnArray[i](src, srcOffset, dest, destOffset + i); + } + }; + }, + constructSampled: function PDFFunction_constructSampled(str, dict) { + function toMultiArray(arr) { + var inputLength = arr.length; + var out = []; + var index = 0; + for (var i = 0; i < inputLength; i += 2) { + out[index] = [ + arr[i], + arr[i + 1] + ]; + ++index; + } + return out; + } + var domain = dict.getArray('Domain'); + var range = dict.getArray('Range'); + if (!domain || !range) { + error('No domain or range'); + } + var inputSize = domain.length / 2; + var outputSize = range.length / 2; + domain = toMultiArray(domain); + range = toMultiArray(range); + var size = dict.get('Size'); + var bps = dict.get('BitsPerSample'); + var order = dict.get('Order') || 1; + if (order !== 1) { + info('No support for cubic spline interpolation: ' + order); + } + var encode = dict.getArray('Encode'); + if (!encode) { + encode = []; + for (var i = 0; i < inputSize; ++i) { + encode.push(0); + encode.push(size[i] - 1); + } + } + encode = toMultiArray(encode); + var decode = dict.getArray('Decode'); + if (!decode) { + decode = range; + } else { + decode = toMultiArray(decode); + } + var samples = this.getSampleArray(size, outputSize, bps, str); + return [ + CONSTRUCT_SAMPLED, + inputSize, + domain, + encode, + decode, + samples, + size, + outputSize, + Math.pow(2, bps) - 1, + range + ]; + }, + constructSampledFromIR: function PDFFunction_constructSampledFromIR(IR) { + function interpolate(x, xmin, xmax, ymin, ymax) { + return ymin + (x - xmin) * ((ymax - ymin) / (xmax - xmin)); + } + return function constructSampledFromIRResult(src, srcOffset, dest, destOffset) { + var m = IR[1]; + var domain = IR[2]; + var encode = IR[3]; + var decode = IR[4]; + var samples = IR[5]; + var size = IR[6]; + var n = IR[7]; + var range = IR[9]; + var cubeVertices = 1 << m; + var cubeN = new Float64Array(cubeVertices); + var cubeVertex = new Uint32Array(cubeVertices); + var i, j; + for (j = 0; j < cubeVertices; j++) { + cubeN[j] = 1; + } + var k = n, pos = 1; + for (i = 0; i < m; ++i) { + var domain_2i = domain[i][0]; + var domain_2i_1 = domain[i][1]; + var xi = Math.min(Math.max(src[srcOffset + i], domain_2i), domain_2i_1); + var e = interpolate(xi, domain_2i, domain_2i_1, encode[i][0], encode[i][1]); + var size_i = size[i]; + e = Math.min(Math.max(e, 0), size_i - 1); + var e0 = e < size_i - 1 ? Math.floor(e) : e - 1; + var n0 = e0 + 1 - e; + var n1 = e - e0; + var offset0 = e0 * k; + var offset1 = offset0 + k; + for (j = 0; j < cubeVertices; j++) { + if (j & pos) { + cubeN[j] *= n1; + cubeVertex[j] += offset1; + } else { + cubeN[j] *= n0; + cubeVertex[j] += offset0; + } + } + k *= size_i; + pos <<= 1; + } + for (j = 0; j < n; ++j) { + var rj = 0; + for (i = 0; i < cubeVertices; i++) { + rj += samples[cubeVertex[i] + j] * cubeN[i]; + } + rj = interpolate(rj, 0, 1, decode[j][0], decode[j][1]); + dest[destOffset + j] = Math.min(Math.max(rj, range[j][0]), range[j][1]); + } + }; + }, + constructInterpolated: function PDFFunction_constructInterpolated(str, dict) { + var c0 = dict.getArray('C0') || [0]; + var c1 = dict.getArray('C1') || [1]; + var n = dict.get('N'); + if (!isArray(c0) || !isArray(c1)) { + error('Illegal dictionary for interpolated function'); + } + var length = c0.length; + var diff = []; + for (var i = 0; i < length; ++i) { + diff.push(c1[i] - c0[i]); + } + return [ + CONSTRUCT_INTERPOLATED, + c0, + diff, + n + ]; + }, + constructInterpolatedFromIR: function PDFFunction_constructInterpolatedFromIR(IR) { + var c0 = IR[1]; + var diff = IR[2]; + var n = IR[3]; + var length = diff.length; + return function constructInterpolatedFromIRResult(src, srcOffset, dest, destOffset) { + var x = n === 1 ? src[srcOffset] : Math.pow(src[srcOffset], n); + for (var j = 0; j < length; ++j) { + dest[destOffset + j] = c0[j] + x * diff[j]; + } + }; + }, + constructStiched: function PDFFunction_constructStiched(fn, dict, xref) { + var domain = dict.getArray('Domain'); + if (!domain) { + error('No domain'); + } + var inputSize = domain.length / 2; + if (inputSize !== 1) { + error('Bad domain for stiched function'); + } + var fnRefs = dict.get('Functions'); + var fns = []; + for (var i = 0, ii = fnRefs.length; i < ii; ++i) { + fns.push(PDFFunction.getIR(xref, xref.fetchIfRef(fnRefs[i]))); + } + var bounds = dict.getArray('Bounds'); + var encode = dict.getArray('Encode'); + return [ + CONSTRUCT_STICHED, + domain, + bounds, + encode, + fns + ]; + }, + constructStichedFromIR: function PDFFunction_constructStichedFromIR(IR) { + var domain = IR[1]; + var bounds = IR[2]; + var encode = IR[3]; + var fnsIR = IR[4]; + var fns = []; + var tmpBuf = new Float32Array(1); + for (var i = 0, ii = fnsIR.length; i < ii; i++) { + fns.push(PDFFunction.fromIR(fnsIR[i])); + } + return function constructStichedFromIRResult(src, srcOffset, dest, destOffset) { + var clip = function constructStichedFromIRClip(v, min, max) { + if (v > max) { + v = max; + } else if (v < min) { + v = min; + } + return v; + }; + var v = clip(src[srcOffset], domain[0], domain[1]); + for (var i = 0, ii = bounds.length; i < ii; ++i) { + if (v < bounds[i]) { + break; + } + } + var dmin = domain[0]; + if (i > 0) { + dmin = bounds[i - 1]; + } + var dmax = domain[1]; + if (i < bounds.length) { + dmax = bounds[i]; + } + var rmin = encode[2 * i]; + var rmax = encode[2 * i + 1]; + tmpBuf[0] = dmin === dmax ? rmin : rmin + (v - dmin) * (rmax - rmin) / (dmax - dmin); + fns[i](tmpBuf, 0, dest, destOffset); + }; + }, + constructPostScript: function PDFFunction_constructPostScript(fn, dict, xref) { + var domain = dict.getArray('Domain'); + var range = dict.getArray('Range'); + if (!domain) { + error('No domain.'); + } + if (!range) { + error('No range.'); + } + var lexer = new PostScriptLexer(fn); + var parser = new PostScriptParser(lexer); + var code = parser.parse(); + return [ + CONSTRUCT_POSTSCRIPT, + domain, + range, + code + ]; + }, + constructPostScriptFromIR: function PDFFunction_constructPostScriptFromIR(IR) { + var domain = IR[1]; + var range = IR[2]; + var code = IR[3]; + var compiled = new PostScriptCompiler().compile(code, domain, range); + if (compiled) { + return new Function('src', 'srcOffset', 'dest', 'destOffset', compiled); + } + info('Unable to compile PS function'); + var numOutputs = range.length >> 1; + var numInputs = domain.length >> 1; + var evaluator = new PostScriptEvaluator(code); + var cache = Object.create(null); + var MAX_CACHE_SIZE = 2048 * 4; + var cache_available = MAX_CACHE_SIZE; + var tmpBuf = new Float32Array(numInputs); + return function constructPostScriptFromIRResult(src, srcOffset, dest, destOffset) { + var i, value; + var key = ''; + var input = tmpBuf; + for (i = 0; i < numInputs; i++) { + value = src[srcOffset + i]; + input[i] = value; + key += value + '_'; + } + var cachedValue = cache[key]; + if (cachedValue !== undefined) { + dest.set(cachedValue, destOffset); + return; + } + var output = new Float32Array(numOutputs); + var stack = evaluator.execute(input); + var stackIndex = stack.length - numOutputs; + for (i = 0; i < numOutputs; i++) { + value = stack[stackIndex + i]; + var bound = range[i * 2]; + if (value < bound) { + value = bound; + } else { + bound = range[i * 2 + 1]; + if (value > bound) { + value = bound; + } + } + output[i] = value; + } + if (cache_available > 0) { + cache_available--; + cache[key] = output; + } + dest.set(output, destOffset); + }; + } + }; + }(); + function isPDFFunction(v) { + var fnDict; + if (typeof v !== 'object') { + return false; + } else if (isDict(v)) { + fnDict = v; + } else if (isStream(v)) { + fnDict = v.dict; + } else { + return false; + } + return fnDict.has('FunctionType'); + } + var PostScriptStack = function PostScriptStackClosure() { + var MAX_STACK_SIZE = 100; + function PostScriptStack(initialStack) { + this.stack = !initialStack ? [] : Array.prototype.slice.call(initialStack, 0); + } + PostScriptStack.prototype = { + push: function PostScriptStack_push(value) { + if (this.stack.length >= MAX_STACK_SIZE) { + error('PostScript function stack overflow.'); + } + this.stack.push(value); + }, + pop: function PostScriptStack_pop() { + if (this.stack.length <= 0) { + error('PostScript function stack underflow.'); + } + return this.stack.pop(); + }, + copy: function PostScriptStack_copy(n) { + if (this.stack.length + n >= MAX_STACK_SIZE) { + error('PostScript function stack overflow.'); + } + var stack = this.stack; + for (var i = stack.length - n, j = n - 1; j >= 0; j--, i++) { + stack.push(stack[i]); + } + }, + index: function PostScriptStack_index(n) { + this.push(this.stack[this.stack.length - n - 1]); + }, + roll: function PostScriptStack_roll(n, p) { + var stack = this.stack; + var l = stack.length - n; + var r = stack.length - 1, c = l + (p - Math.floor(p / n) * n), i, j, t; + for (i = l, j = r; i < j; i++, j--) { + t = stack[i]; + stack[i] = stack[j]; + stack[j] = t; + } + for (i = l, j = c - 1; i < j; i++, j--) { + t = stack[i]; + stack[i] = stack[j]; + stack[j] = t; + } + for (i = c, j = r; i < j; i++, j--) { + t = stack[i]; + stack[i] = stack[j]; + stack[j] = t; + } + } + }; + return PostScriptStack; + }(); + var PostScriptEvaluator = function PostScriptEvaluatorClosure() { + function PostScriptEvaluator(operators) { + this.operators = operators; + } + PostScriptEvaluator.prototype = { + execute: function PostScriptEvaluator_execute(initialStack) { + var stack = new PostScriptStack(initialStack); + var counter = 0; + var operators = this.operators; + var length = operators.length; + var operator, a, b; + while (counter < length) { + operator = operators[counter++]; + if (typeof operator === 'number') { + stack.push(operator); + continue; + } + switch (operator) { + case 'jz': + b = stack.pop(); + a = stack.pop(); + if (!a) { + counter = b; + } + break; + case 'j': + a = stack.pop(); + counter = a; + break; + case 'abs': + a = stack.pop(); + stack.push(Math.abs(a)); + break; + case 'add': + b = stack.pop(); + a = stack.pop(); + stack.push(a + b); + break; + case 'and': + b = stack.pop(); + a = stack.pop(); + if (isBool(a) && isBool(b)) { + stack.push(a && b); + } else { + stack.push(a & b); + } + break; + case 'atan': + a = stack.pop(); + stack.push(Math.atan(a)); + break; + case 'bitshift': + b = stack.pop(); + a = stack.pop(); + if (a > 0) { + stack.push(a << b); + } else { + stack.push(a >> b); + } + break; + case 'ceiling': + a = stack.pop(); + stack.push(Math.ceil(a)); + break; + case 'copy': + a = stack.pop(); + stack.copy(a); + break; + case 'cos': + a = stack.pop(); + stack.push(Math.cos(a)); + break; + case 'cvi': + a = stack.pop() | 0; + stack.push(a); + break; + case 'cvr': + break; + case 'div': + b = stack.pop(); + a = stack.pop(); + stack.push(a / b); + break; + case 'dup': + stack.copy(1); + break; + case 'eq': + b = stack.pop(); + a = stack.pop(); + stack.push(a === b); + break; + case 'exch': + stack.roll(2, 1); + break; + case 'exp': + b = stack.pop(); + a = stack.pop(); + stack.push(Math.pow(a, b)); + break; + case 'false': + stack.push(false); + break; + case 'floor': + a = stack.pop(); + stack.push(Math.floor(a)); + break; + case 'ge': + b = stack.pop(); + a = stack.pop(); + stack.push(a >= b); + break; + case 'gt': + b = stack.pop(); + a = stack.pop(); + stack.push(a > b); + break; + case 'idiv': + b = stack.pop(); + a = stack.pop(); + stack.push(a / b | 0); + break; + case 'index': + a = stack.pop(); + stack.index(a); + break; + case 'le': + b = stack.pop(); + a = stack.pop(); + stack.push(a <= b); + break; + case 'ln': + a = stack.pop(); + stack.push(Math.log(a)); + break; + case 'log': + a = stack.pop(); + stack.push(Math.log(a) / Math.LN10); + break; + case 'lt': + b = stack.pop(); + a = stack.pop(); + stack.push(a < b); + break; + case 'mod': + b = stack.pop(); + a = stack.pop(); + stack.push(a % b); + break; + case 'mul': + b = stack.pop(); + a = stack.pop(); + stack.push(a * b); + break; + case 'ne': + b = stack.pop(); + a = stack.pop(); + stack.push(a !== b); + break; + case 'neg': + a = stack.pop(); + stack.push(-a); + break; + case 'not': + a = stack.pop(); + if (isBool(a)) { + stack.push(!a); + } else { + stack.push(~a); + } + break; + case 'or': + b = stack.pop(); + a = stack.pop(); + if (isBool(a) && isBool(b)) { + stack.push(a || b); + } else { + stack.push(a | b); + } + break; + case 'pop': + stack.pop(); + break; + case 'roll': + b = stack.pop(); + a = stack.pop(); + stack.roll(a, b); + break; + case 'round': + a = stack.pop(); + stack.push(Math.round(a)); + break; + case 'sin': + a = stack.pop(); + stack.push(Math.sin(a)); + break; + case 'sqrt': + a = stack.pop(); + stack.push(Math.sqrt(a)); + break; + case 'sub': + b = stack.pop(); + a = stack.pop(); + stack.push(a - b); + break; + case 'true': + stack.push(true); + break; + case 'truncate': + a = stack.pop(); + a = a < 0 ? Math.ceil(a) : Math.floor(a); + stack.push(a); + break; + case 'xor': + b = stack.pop(); + a = stack.pop(); + if (isBool(a) && isBool(b)) { + stack.push(a !== b); + } else { + stack.push(a ^ b); + } + break; + default: + error('Unknown operator ' + operator); + break; + } + } + return stack.stack; + } + }; + return PostScriptEvaluator; + }(); + var PostScriptCompiler = function PostScriptCompilerClosure() { + function AstNode(type) { + this.type = type; + } + AstNode.prototype.visit = function (visitor) { + throw new Error('abstract method'); + }; + function AstArgument(index, min, max) { + AstNode.call(this, 'args'); + this.index = index; + this.min = min; + this.max = max; + } + AstArgument.prototype = Object.create(AstNode.prototype); + AstArgument.prototype.visit = function (visitor) { + visitor.visitArgument(this); + }; + function AstLiteral(number) { + AstNode.call(this, 'literal'); + this.number = number; + this.min = number; + this.max = number; + } + AstLiteral.prototype = Object.create(AstNode.prototype); + AstLiteral.prototype.visit = function (visitor) { + visitor.visitLiteral(this); + }; + function AstBinaryOperation(op, arg1, arg2, min, max) { + AstNode.call(this, 'binary'); + this.op = op; + this.arg1 = arg1; + this.arg2 = arg2; + this.min = min; + this.max = max; + } + AstBinaryOperation.prototype = Object.create(AstNode.prototype); + AstBinaryOperation.prototype.visit = function (visitor) { + visitor.visitBinaryOperation(this); + }; + function AstMin(arg, max) { + AstNode.call(this, 'max'); + this.arg = arg; + this.min = arg.min; + this.max = max; + } + AstMin.prototype = Object.create(AstNode.prototype); + AstMin.prototype.visit = function (visitor) { + visitor.visitMin(this); + }; + function AstVariable(index, min, max) { + AstNode.call(this, 'var'); + this.index = index; + this.min = min; + this.max = max; + } + AstVariable.prototype = Object.create(AstNode.prototype); + AstVariable.prototype.visit = function (visitor) { + visitor.visitVariable(this); + }; + function AstVariableDefinition(variable, arg) { + AstNode.call(this, 'definition'); + this.variable = variable; + this.arg = arg; + } + AstVariableDefinition.prototype = Object.create(AstNode.prototype); + AstVariableDefinition.prototype.visit = function (visitor) { + visitor.visitVariableDefinition(this); + }; + function ExpressionBuilderVisitor() { + this.parts = []; + } + ExpressionBuilderVisitor.prototype = { + visitArgument: function (arg) { + this.parts.push('Math.max(', arg.min, ', Math.min(', arg.max, ', src[srcOffset + ', arg.index, ']))'); + }, + visitVariable: function (variable) { + this.parts.push('v', variable.index); + }, + visitLiteral: function (literal) { + this.parts.push(literal.number); + }, + visitBinaryOperation: function (operation) { + this.parts.push('('); + operation.arg1.visit(this); + this.parts.push(' ', operation.op, ' '); + operation.arg2.visit(this); + this.parts.push(')'); + }, + visitVariableDefinition: function (definition) { + this.parts.push('var '); + definition.variable.visit(this); + this.parts.push(' = '); + definition.arg.visit(this); + this.parts.push(';'); + }, + visitMin: function (max) { + this.parts.push('Math.min('); + max.arg.visit(this); + this.parts.push(', ', max.max, ')'); + }, + toString: function () { + return this.parts.join(''); + } + }; + function buildAddOperation(num1, num2) { + if (num2.type === 'literal' && num2.number === 0) { + return num1; + } + if (num1.type === 'literal' && num1.number === 0) { + return num2; + } + if (num2.type === 'literal' && num1.type === 'literal') { + return new AstLiteral(num1.number + num2.number); + } + return new AstBinaryOperation('+', num1, num2, num1.min + num2.min, num1.max + num2.max); + } + function buildMulOperation(num1, num2) { + if (num2.type === 'literal') { + if (num2.number === 0) { + return new AstLiteral(0); + } else if (num2.number === 1) { + return num1; + } else if (num1.type === 'literal') { + return new AstLiteral(num1.number * num2.number); + } + } + if (num1.type === 'literal') { + if (num1.number === 0) { + return new AstLiteral(0); + } else if (num1.number === 1) { + return num2; + } + } + var min = Math.min(num1.min * num2.min, num1.min * num2.max, num1.max * num2.min, num1.max * num2.max); + var max = Math.max(num1.min * num2.min, num1.min * num2.max, num1.max * num2.min, num1.max * num2.max); + return new AstBinaryOperation('*', num1, num2, min, max); + } + function buildSubOperation(num1, num2) { + if (num2.type === 'literal') { + if (num2.number === 0) { + return num1; + } else if (num1.type === 'literal') { + return new AstLiteral(num1.number - num2.number); + } + } + if (num2.type === 'binary' && num2.op === '-' && num1.type === 'literal' && num1.number === 1 && num2.arg1.type === 'literal' && num2.arg1.number === 1) { + return num2.arg2; + } + return new AstBinaryOperation('-', num1, num2, num1.min - num2.max, num1.max - num2.min); + } + function buildMinOperation(num1, max) { + if (num1.min >= max) { + return new AstLiteral(max); + } else if (num1.max <= max) { + return num1; + } + return new AstMin(num1, max); + } + function PostScriptCompiler() { + } + PostScriptCompiler.prototype = { + compile: function PostScriptCompiler_compile(code, domain, range) { + var stack = []; + var i, ii; + var instructions = []; + var inputSize = domain.length >> 1, outputSize = range.length >> 1; + var lastRegister = 0; + var n, j; + var num1, num2, ast1, ast2, tmpVar, item; + for (i = 0; i < inputSize; i++) { + stack.push(new AstArgument(i, domain[i * 2], domain[i * 2 + 1])); + } + for (i = 0, ii = code.length; i < ii; i++) { + item = code[i]; + if (typeof item === 'number') { + stack.push(new AstLiteral(item)); + continue; + } + switch (item) { + case 'add': + if (stack.length < 2) { + return null; + } + num2 = stack.pop(); + num1 = stack.pop(); + stack.push(buildAddOperation(num1, num2)); + break; + case 'cvr': + if (stack.length < 1) { + return null; + } + break; + case 'mul': + if (stack.length < 2) { + return null; + } + num2 = stack.pop(); + num1 = stack.pop(); + stack.push(buildMulOperation(num1, num2)); + break; + case 'sub': + if (stack.length < 2) { + return null; + } + num2 = stack.pop(); + num1 = stack.pop(); + stack.push(buildSubOperation(num1, num2)); + break; + case 'exch': + if (stack.length < 2) { + return null; + } + ast1 = stack.pop(); + ast2 = stack.pop(); + stack.push(ast1, ast2); + break; + case 'pop': + if (stack.length < 1) { + return null; + } + stack.pop(); + break; + case 'index': + if (stack.length < 1) { + return null; + } + num1 = stack.pop(); + if (num1.type !== 'literal') { + return null; + } + n = num1.number; + if (n < 0 || (n | 0) !== n || stack.length < n) { + return null; + } + ast1 = stack[stack.length - n - 1]; + if (ast1.type === 'literal' || ast1.type === 'var') { + stack.push(ast1); + break; + } + tmpVar = new AstVariable(lastRegister++, ast1.min, ast1.max); + stack[stack.length - n - 1] = tmpVar; + stack.push(tmpVar); + instructions.push(new AstVariableDefinition(tmpVar, ast1)); + break; + case 'dup': + if (stack.length < 1) { + return null; + } + if (typeof code[i + 1] === 'number' && code[i + 2] === 'gt' && code[i + 3] === i + 7 && code[i + 4] === 'jz' && code[i + 5] === 'pop' && code[i + 6] === code[i + 1]) { + num1 = stack.pop(); + stack.push(buildMinOperation(num1, code[i + 1])); + i += 6; + break; + } + ast1 = stack[stack.length - 1]; + if (ast1.type === 'literal' || ast1.type === 'var') { + stack.push(ast1); + break; + } + tmpVar = new AstVariable(lastRegister++, ast1.min, ast1.max); + stack[stack.length - 1] = tmpVar; + stack.push(tmpVar); + instructions.push(new AstVariableDefinition(tmpVar, ast1)); + break; + case 'roll': + if (stack.length < 2) { + return null; + } + num2 = stack.pop(); + num1 = stack.pop(); + if (num2.type !== 'literal' || num1.type !== 'literal') { + return null; + } + j = num2.number; + n = num1.number; + if (n <= 0 || (n | 0) !== n || (j | 0) !== j || stack.length < n) { + return null; + } + j = (j % n + n) % n; + if (j === 0) { + break; + } + Array.prototype.push.apply(stack, stack.splice(stack.length - n, n - j)); + break; + default: + return null; + } + } + if (stack.length !== outputSize) { + return null; + } + var result = []; + instructions.forEach(function (instruction) { + var statementBuilder = new ExpressionBuilderVisitor(); + instruction.visit(statementBuilder); + result.push(statementBuilder.toString()); + }); + stack.forEach(function (expr, i) { + var statementBuilder = new ExpressionBuilderVisitor(); + expr.visit(statementBuilder); + var min = range[i * 2], max = range[i * 2 + 1]; + var out = [statementBuilder.toString()]; + if (min > expr.min) { + out.unshift('Math.max(', min, ', '); + out.push(')'); + } + if (max < expr.max) { + out.unshift('Math.min(', max, ', '); + out.push(')'); + } + out.unshift('dest[destOffset + ', i, '] = '); + out.push(';'); + result.push(out.join('')); + }); + return result.join('\n'); + } + }; + return PostScriptCompiler; + }(); + exports.isPDFFunction = isPDFFunction; + exports.PDFFunction = PDFFunction; + exports.PostScriptEvaluator = PostScriptEvaluator; + exports.PostScriptCompiler = PostScriptCompiler; + })); + (function (root, factory) { + factory(root.pdfjsCoreColorSpace = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreFunction); + }(this, function (exports, sharedUtil, corePrimitives, coreFunction) { + var error = sharedUtil.error; + var info = sharedUtil.info; + var isArray = sharedUtil.isArray; + var isString = sharedUtil.isString; + var shadow = sharedUtil.shadow; + var warn = sharedUtil.warn; + var isDict = corePrimitives.isDict; + var isName = corePrimitives.isName; + var isStream = corePrimitives.isStream; + var PDFFunction = coreFunction.PDFFunction; + var ColorSpace = function ColorSpaceClosure() { + function resizeRgbImage(src, bpc, w1, h1, w2, h2, alpha01, dest) { + var COMPONENTS = 3; + alpha01 = alpha01 !== 1 ? 0 : alpha01; + var xRatio = w1 / w2; + var yRatio = h1 / h2; + var i, j, py, newIndex = 0, oldIndex; + var xScaled = new Uint16Array(w2); + var w1Scanline = w1 * COMPONENTS; + for (i = 0; i < w2; i++) { + xScaled[i] = Math.floor(i * xRatio) * COMPONENTS; + } + for (i = 0; i < h2; i++) { + py = Math.floor(i * yRatio) * w1Scanline; + for (j = 0; j < w2; j++) { + oldIndex = py + xScaled[j]; + dest[newIndex++] = src[oldIndex++]; + dest[newIndex++] = src[oldIndex++]; + dest[newIndex++] = src[oldIndex++]; + newIndex += alpha01; + } + } + } + function ColorSpace() { + error('should not call ColorSpace constructor'); + } + ColorSpace.prototype = { + getRgb: function ColorSpace_getRgb(src, srcOffset) { + var rgb = new Uint8Array(3); + this.getRgbItem(src, srcOffset, rgb, 0); + return rgb; + }, + getRgbItem: function ColorSpace_getRgbItem(src, srcOffset, dest, destOffset) { + error('Should not call ColorSpace.getRgbItem'); + }, + getRgbBuffer: function ColorSpace_getRgbBuffer(src, srcOffset, count, dest, destOffset, bits, alpha01) { + error('Should not call ColorSpace.getRgbBuffer'); + }, + getOutputLength: function ColorSpace_getOutputLength(inputLength, alpha01) { + error('Should not call ColorSpace.getOutputLength'); + }, + isPassthrough: function ColorSpace_isPassthrough(bits) { + return false; + }, + fillRgb: function ColorSpace_fillRgb(dest, originalWidth, originalHeight, width, height, actualHeight, bpc, comps, alpha01) { + var count = originalWidth * originalHeight; + var rgbBuf = null; + var numComponentColors = 1 << bpc; + var needsResizing = originalHeight !== height || originalWidth !== width; + var i, ii; + if (this.isPassthrough(bpc)) { + rgbBuf = comps; + } else if (this.numComps === 1 && count > numComponentColors && this.name !== 'DeviceGray' && this.name !== 'DeviceRGB') { + var allColors = bpc <= 8 ? new Uint8Array(numComponentColors) : new Uint16Array(numComponentColors); + var key; + for (i = 0; i < numComponentColors; i++) { + allColors[i] = i; + } + var colorMap = new Uint8Array(numComponentColors * 3); + this.getRgbBuffer(allColors, 0, numComponentColors, colorMap, 0, bpc, 0); + var destPos, rgbPos; + if (!needsResizing) { + destPos = 0; + for (i = 0; i < count; ++i) { + key = comps[i] * 3; + dest[destPos++] = colorMap[key]; + dest[destPos++] = colorMap[key + 1]; + dest[destPos++] = colorMap[key + 2]; + destPos += alpha01; + } + } else { + rgbBuf = new Uint8Array(count * 3); + rgbPos = 0; + for (i = 0; i < count; ++i) { + key = comps[i] * 3; + rgbBuf[rgbPos++] = colorMap[key]; + rgbBuf[rgbPos++] = colorMap[key + 1]; + rgbBuf[rgbPos++] = colorMap[key + 2]; + } + } + } else { + if (!needsResizing) { + this.getRgbBuffer(comps, 0, width * actualHeight, dest, 0, bpc, alpha01); + } else { + rgbBuf = new Uint8Array(count * 3); + this.getRgbBuffer(comps, 0, count, rgbBuf, 0, bpc, 0); + } + } + if (rgbBuf) { + if (needsResizing) { + resizeRgbImage(rgbBuf, bpc, originalWidth, originalHeight, width, height, alpha01, dest); + } else { + rgbPos = 0; + destPos = 0; + for (i = 0, ii = width * actualHeight; i < ii; i++) { + dest[destPos++] = rgbBuf[rgbPos++]; + dest[destPos++] = rgbBuf[rgbPos++]; + dest[destPos++] = rgbBuf[rgbPos++]; + destPos += alpha01; + } + } + } + }, + usesZeroToOneRange: true + }; + ColorSpace.parse = function ColorSpace_parse(cs, xref, res) { + var IR = ColorSpace.parseToIR(cs, xref, res); + if (IR instanceof AlternateCS) { + return IR; + } + return ColorSpace.fromIR(IR); + }; + ColorSpace.fromIR = function ColorSpace_fromIR(IR) { + var name = isArray(IR) ? IR[0] : IR; + var whitePoint, blackPoint, gamma; + switch (name) { + case 'DeviceGrayCS': + return this.singletons.gray; + case 'DeviceRgbCS': + return this.singletons.rgb; + case 'DeviceCmykCS': + return this.singletons.cmyk; + case 'CalGrayCS': + whitePoint = IR[1]; + blackPoint = IR[2]; + gamma = IR[3]; + return new CalGrayCS(whitePoint, blackPoint, gamma); + case 'CalRGBCS': + whitePoint = IR[1]; + blackPoint = IR[2]; + gamma = IR[3]; + var matrix = IR[4]; + return new CalRGBCS(whitePoint, blackPoint, gamma, matrix); + case 'PatternCS': + var basePatternCS = IR[1]; + if (basePatternCS) { + basePatternCS = ColorSpace.fromIR(basePatternCS); + } + return new PatternCS(basePatternCS); + case 'IndexedCS': + var baseIndexedCS = IR[1]; + var hiVal = IR[2]; + var lookup = IR[3]; + return new IndexedCS(ColorSpace.fromIR(baseIndexedCS), hiVal, lookup); + case 'AlternateCS': + var numComps = IR[1]; + var alt = IR[2]; + var tintFnIR = IR[3]; + return new AlternateCS(numComps, ColorSpace.fromIR(alt), PDFFunction.fromIR(tintFnIR)); + case 'LabCS': + whitePoint = IR[1]; + blackPoint = IR[2]; + var range = IR[3]; + return new LabCS(whitePoint, blackPoint, range); + default: + error('Unknown name ' + name); + } + return null; + }; + ColorSpace.parseToIR = function ColorSpace_parseToIR(cs, xref, res) { + if (isName(cs)) { + var colorSpaces = res.get('ColorSpace'); + if (isDict(colorSpaces)) { + var refcs = colorSpaces.get(cs.name); + if (refcs) { + cs = refcs; + } + } + } + cs = xref.fetchIfRef(cs); + if (isName(cs)) { + switch (cs.name) { + case 'DeviceGray': + case 'G': + return 'DeviceGrayCS'; + case 'DeviceRGB': + case 'RGB': + return 'DeviceRgbCS'; + case 'DeviceCMYK': + case 'CMYK': + return 'DeviceCmykCS'; + case 'Pattern': + return [ + 'PatternCS', + null + ]; + default: + error('unrecognized colorspace ' + cs.name); + } + } else if (isArray(cs)) { + var mode = xref.fetchIfRef(cs[0]).name; + var numComps, params, alt, whitePoint, blackPoint, gamma; + switch (mode) { + case 'DeviceGray': + case 'G': + return 'DeviceGrayCS'; + case 'DeviceRGB': + case 'RGB': + return 'DeviceRgbCS'; + case 'DeviceCMYK': + case 'CMYK': + return 'DeviceCmykCS'; + case 'CalGray': + params = xref.fetchIfRef(cs[1]); + whitePoint = params.getArray('WhitePoint'); + blackPoint = params.getArray('BlackPoint'); + gamma = params.get('Gamma'); + return [ + 'CalGrayCS', + whitePoint, + blackPoint, + gamma + ]; + case 'CalRGB': + params = xref.fetchIfRef(cs[1]); + whitePoint = params.getArray('WhitePoint'); + blackPoint = params.getArray('BlackPoint'); + gamma = params.getArray('Gamma'); + var matrix = params.getArray('Matrix'); + return [ + 'CalRGBCS', + whitePoint, + blackPoint, + gamma, + matrix + ]; + case 'ICCBased': + var stream = xref.fetchIfRef(cs[1]); + var dict = stream.dict; + numComps = dict.get('N'); + alt = dict.get('Alternate'); + if (alt) { + var altIR = ColorSpace.parseToIR(alt, xref, res); + var altCS = ColorSpace.fromIR(altIR); + if (altCS.numComps === numComps) { + return altIR; + } + warn('ICCBased color space: Ignoring incorrect /Alternate entry.'); + } + if (numComps === 1) { + return 'DeviceGrayCS'; + } else if (numComps === 3) { + return 'DeviceRgbCS'; + } else if (numComps === 4) { + return 'DeviceCmykCS'; + } + break; + case 'Pattern': + var basePatternCS = cs[1] || null; + if (basePatternCS) { + basePatternCS = ColorSpace.parseToIR(basePatternCS, xref, res); + } + return [ + 'PatternCS', + basePatternCS + ]; + case 'Indexed': + case 'I': + var baseIndexedCS = ColorSpace.parseToIR(cs[1], xref, res); + var hiVal = xref.fetchIfRef(cs[2]) + 1; + var lookup = xref.fetchIfRef(cs[3]); + if (isStream(lookup)) { + lookup = lookup.getBytes(); + } + return [ + 'IndexedCS', + baseIndexedCS, + hiVal, + lookup + ]; + case 'Separation': + case 'DeviceN': + var name = xref.fetchIfRef(cs[1]); + numComps = isArray(name) ? name.length : 1; + alt = ColorSpace.parseToIR(cs[2], xref, res); + var tintFnIR = PDFFunction.getIR(xref, xref.fetchIfRef(cs[3])); + return [ + 'AlternateCS', + numComps, + alt, + tintFnIR + ]; + case 'Lab': + params = xref.fetchIfRef(cs[1]); + whitePoint = params.getArray('WhitePoint'); + blackPoint = params.getArray('BlackPoint'); + var range = params.getArray('Range'); + return [ + 'LabCS', + whitePoint, + blackPoint, + range + ]; + default: + error('unimplemented color space object "' + mode + '"'); + } + } else { + error('unrecognized color space object: "' + cs + '"'); + } + return null; + }; + ColorSpace.isDefaultDecode = function ColorSpace_isDefaultDecode(decode, n) { + if (!isArray(decode)) { + return true; + } + if (n * 2 !== decode.length) { + warn('The decode map is not the correct length'); + return true; + } + for (var i = 0, ii = decode.length; i < ii; i += 2) { + if (decode[i] !== 0 || decode[i + 1] !== 1) { + return false; + } + } + return true; + }; + ColorSpace.singletons = { + get gray() { + return shadow(this, 'gray', new DeviceGrayCS()); + }, + get rgb() { + return shadow(this, 'rgb', new DeviceRgbCS()); + }, + get cmyk() { + return shadow(this, 'cmyk', new DeviceCmykCS()); + } + }; + return ColorSpace; + }(); + var AlternateCS = function AlternateCSClosure() { + function AlternateCS(numComps, base, tintFn) { + this.name = 'Alternate'; + this.numComps = numComps; + this.defaultColor = new Float32Array(numComps); + for (var i = 0; i < numComps; ++i) { + this.defaultColor[i] = 1; + } + this.base = base; + this.tintFn = tintFn; + this.tmpBuf = new Float32Array(base.numComps); + } + AlternateCS.prototype = { + getRgb: ColorSpace.prototype.getRgb, + getRgbItem: function AlternateCS_getRgbItem(src, srcOffset, dest, destOffset) { + var tmpBuf = this.tmpBuf; + this.tintFn(src, srcOffset, tmpBuf, 0); + this.base.getRgbItem(tmpBuf, 0, dest, destOffset); + }, + getRgbBuffer: function AlternateCS_getRgbBuffer(src, srcOffset, count, dest, destOffset, bits, alpha01) { + var tintFn = this.tintFn; + var base = this.base; + var scale = 1 / ((1 << bits) - 1); + var baseNumComps = base.numComps; + var usesZeroToOneRange = base.usesZeroToOneRange; + var isPassthrough = (base.isPassthrough(8) || !usesZeroToOneRange) && alpha01 === 0; + var pos = isPassthrough ? destOffset : 0; + var baseBuf = isPassthrough ? dest : new Uint8Array(baseNumComps * count); + var numComps = this.numComps; + var scaled = new Float32Array(numComps); + var tinted = new Float32Array(baseNumComps); + var i, j; + for (i = 0; i < count; i++) { + for (j = 0; j < numComps; j++) { + scaled[j] = src[srcOffset++] * scale; + } + tintFn(scaled, 0, tinted, 0); + if (usesZeroToOneRange) { + for (j = 0; j < baseNumComps; j++) { + baseBuf[pos++] = tinted[j] * 255; + } + } else { + base.getRgbItem(tinted, 0, baseBuf, pos); + pos += baseNumComps; + } + } + if (!isPassthrough) { + base.getRgbBuffer(baseBuf, 0, count, dest, destOffset, 8, alpha01); + } + }, + getOutputLength: function AlternateCS_getOutputLength(inputLength, alpha01) { + return this.base.getOutputLength(inputLength * this.base.numComps / this.numComps, alpha01); + }, + isPassthrough: ColorSpace.prototype.isPassthrough, + fillRgb: ColorSpace.prototype.fillRgb, + isDefaultDecode: function AlternateCS_isDefaultDecode(decodeMap) { + return ColorSpace.isDefaultDecode(decodeMap, this.numComps); + }, + usesZeroToOneRange: true + }; + return AlternateCS; + }(); + var PatternCS = function PatternCSClosure() { + function PatternCS(baseCS) { + this.name = 'Pattern'; + this.base = baseCS; + } + PatternCS.prototype = {}; + return PatternCS; + }(); + var IndexedCS = function IndexedCSClosure() { + function IndexedCS(base, highVal, lookup) { + this.name = 'Indexed'; + this.numComps = 1; + this.defaultColor = new Uint8Array(this.numComps); + this.base = base; + this.highVal = highVal; + var baseNumComps = base.numComps; + var length = baseNumComps * highVal; + if (isStream(lookup)) { + this.lookup = new Uint8Array(length); + var bytes = lookup.getBytes(length); + this.lookup.set(bytes); + } else if (isString(lookup)) { + this.lookup = new Uint8Array(length); + for (var i = 0; i < length; ++i) { + this.lookup[i] = lookup.charCodeAt(i); + } + } else if (lookup instanceof Uint8Array || lookup instanceof Array) { + this.lookup = lookup; + } else { + error('Unrecognized lookup table: ' + lookup); + } + } + IndexedCS.prototype = { + getRgb: ColorSpace.prototype.getRgb, + getRgbItem: function IndexedCS_getRgbItem(src, srcOffset, dest, destOffset) { + var numComps = this.base.numComps; + var start = src[srcOffset] * numComps; + this.base.getRgbItem(this.lookup, start, dest, destOffset); + }, + getRgbBuffer: function IndexedCS_getRgbBuffer(src, srcOffset, count, dest, destOffset, bits, alpha01) { + var base = this.base; + var numComps = base.numComps; + var outputDelta = base.getOutputLength(numComps, alpha01); + var lookup = this.lookup; + for (var i = 0; i < count; ++i) { + var lookupPos = src[srcOffset++] * numComps; + base.getRgbBuffer(lookup, lookupPos, 1, dest, destOffset, 8, alpha01); + destOffset += outputDelta; + } + }, + getOutputLength: function IndexedCS_getOutputLength(inputLength, alpha01) { + return this.base.getOutputLength(inputLength * this.base.numComps, alpha01); + }, + isPassthrough: ColorSpace.prototype.isPassthrough, + fillRgb: ColorSpace.prototype.fillRgb, + isDefaultDecode: function IndexedCS_isDefaultDecode(decodeMap) { + return true; + }, + usesZeroToOneRange: true + }; + return IndexedCS; + }(); + var DeviceGrayCS = function DeviceGrayCSClosure() { + function DeviceGrayCS() { + this.name = 'DeviceGray'; + this.numComps = 1; + this.defaultColor = new Float32Array(this.numComps); + } + DeviceGrayCS.prototype = { + getRgb: ColorSpace.prototype.getRgb, + getRgbItem: function DeviceGrayCS_getRgbItem(src, srcOffset, dest, destOffset) { + var c = src[srcOffset] * 255 | 0; + c = c < 0 ? 0 : c > 255 ? 255 : c; + dest[destOffset] = dest[destOffset + 1] = dest[destOffset + 2] = c; + }, + getRgbBuffer: function DeviceGrayCS_getRgbBuffer(src, srcOffset, count, dest, destOffset, bits, alpha01) { + var scale = 255 / ((1 << bits) - 1); + var j = srcOffset, q = destOffset; + for (var i = 0; i < count; ++i) { + var c = scale * src[j++] | 0; + dest[q++] = c; + dest[q++] = c; + dest[q++] = c; + q += alpha01; + } + }, + getOutputLength: function DeviceGrayCS_getOutputLength(inputLength, alpha01) { + return inputLength * (3 + alpha01); + }, + isPassthrough: ColorSpace.prototype.isPassthrough, + fillRgb: ColorSpace.prototype.fillRgb, + isDefaultDecode: function DeviceGrayCS_isDefaultDecode(decodeMap) { + return ColorSpace.isDefaultDecode(decodeMap, this.numComps); + }, + usesZeroToOneRange: true + }; + return DeviceGrayCS; + }(); + var DeviceRgbCS = function DeviceRgbCSClosure() { + function DeviceRgbCS() { + this.name = 'DeviceRGB'; + this.numComps = 3; + this.defaultColor = new Float32Array(this.numComps); + } + DeviceRgbCS.prototype = { + getRgb: ColorSpace.prototype.getRgb, + getRgbItem: function DeviceRgbCS_getRgbItem(src, srcOffset, dest, destOffset) { + var r = src[srcOffset] * 255 | 0; + var g = src[srcOffset + 1] * 255 | 0; + var b = src[srcOffset + 2] * 255 | 0; + dest[destOffset] = r < 0 ? 0 : r > 255 ? 255 : r; + dest[destOffset + 1] = g < 0 ? 0 : g > 255 ? 255 : g; + dest[destOffset + 2] = b < 0 ? 0 : b > 255 ? 255 : b; + }, + getRgbBuffer: function DeviceRgbCS_getRgbBuffer(src, srcOffset, count, dest, destOffset, bits, alpha01) { + if (bits === 8 && alpha01 === 0) { + dest.set(src.subarray(srcOffset, srcOffset + count * 3), destOffset); + return; + } + var scale = 255 / ((1 << bits) - 1); + var j = srcOffset, q = destOffset; + for (var i = 0; i < count; ++i) { + dest[q++] = scale * src[j++] | 0; + dest[q++] = scale * src[j++] | 0; + dest[q++] = scale * src[j++] | 0; + q += alpha01; + } + }, + getOutputLength: function DeviceRgbCS_getOutputLength(inputLength, alpha01) { + return inputLength * (3 + alpha01) / 3 | 0; + }, + isPassthrough: function DeviceRgbCS_isPassthrough(bits) { + return bits === 8; + }, + fillRgb: ColorSpace.prototype.fillRgb, + isDefaultDecode: function DeviceRgbCS_isDefaultDecode(decodeMap) { + return ColorSpace.isDefaultDecode(decodeMap, this.numComps); + }, + usesZeroToOneRange: true + }; + return DeviceRgbCS; + }(); + var DeviceCmykCS = function DeviceCmykCSClosure() { + function convertToRgb(src, srcOffset, srcScale, dest, destOffset) { + var c = src[srcOffset + 0] * srcScale; + var m = src[srcOffset + 1] * srcScale; + var y = src[srcOffset + 2] * srcScale; + var k = src[srcOffset + 3] * srcScale; + var r = c * (-4.387332384609988 * c + 54.48615194189176 * m + 18.82290502165302 * y + 212.25662451639585 * k + -285.2331026137004) + m * (1.7149763477362134 * m - 5.6096736904047315 * y + -17.873870861415444 * k - 5.497006427196366) + y * (-2.5217340131683033 * y - 21.248923337353073 * k + 17.5119270841813) + k * (-21.86122147463605 * k - 189.48180835922747) + 255 | 0; + var g = c * (8.841041422036149 * c + 60.118027045597366 * m + 6.871425592049007 * y + 31.159100130055922 * k + -79.2970844816548) + m * (-15.310361306967817 * m + 17.575251261109482 * y + 131.35250912493976 * k - 190.9453302588951) + y * (4.444339102852739 * y + 9.8632861493405 * k - 24.86741582555878) + k * (-20.737325471181034 * k - 187.80453709719578) + 255 | 0; + var b = c * (0.8842522430003296 * c + 8.078677503112928 * m + 30.89978309703729 * y - 0.23883238689178934 * k + -14.183576799673286) + m * (10.49593273432072 * m + 63.02378494754052 * y + 50.606957656360734 * k - 112.23884253719248) + y * (0.03296041114873217 * y + 115.60384449646641 * k + -193.58209356861505) + k * (-22.33816807309886 * k - 180.12613974708367) + 255 | 0; + dest[destOffset] = r > 255 ? 255 : r < 0 ? 0 : r; + dest[destOffset + 1] = g > 255 ? 255 : g < 0 ? 0 : g; + dest[destOffset + 2] = b > 255 ? 255 : b < 0 ? 0 : b; + } + function DeviceCmykCS() { + this.name = 'DeviceCMYK'; + this.numComps = 4; + this.defaultColor = new Float32Array(this.numComps); + this.defaultColor[3] = 1; + } + DeviceCmykCS.prototype = { + getRgb: ColorSpace.prototype.getRgb, + getRgbItem: function DeviceCmykCS_getRgbItem(src, srcOffset, dest, destOffset) { + convertToRgb(src, srcOffset, 1, dest, destOffset); + }, + getRgbBuffer: function DeviceCmykCS_getRgbBuffer(src, srcOffset, count, dest, destOffset, bits, alpha01) { + var scale = 1 / ((1 << bits) - 1); + for (var i = 0; i < count; i++) { + convertToRgb(src, srcOffset, scale, dest, destOffset); + srcOffset += 4; + destOffset += 3 + alpha01; + } + }, + getOutputLength: function DeviceCmykCS_getOutputLength(inputLength, alpha01) { + return inputLength / 4 * (3 + alpha01) | 0; + }, + isPassthrough: ColorSpace.prototype.isPassthrough, + fillRgb: ColorSpace.prototype.fillRgb, + isDefaultDecode: function DeviceCmykCS_isDefaultDecode(decodeMap) { + return ColorSpace.isDefaultDecode(decodeMap, this.numComps); + }, + usesZeroToOneRange: true + }; + return DeviceCmykCS; + }(); + var CalGrayCS = function CalGrayCSClosure() { + function CalGrayCS(whitePoint, blackPoint, gamma) { + this.name = 'CalGray'; + this.numComps = 1; + this.defaultColor = new Float32Array(this.numComps); + if (!whitePoint) { + error('WhitePoint missing - required for color space CalGray'); + } + blackPoint = blackPoint || [ + 0, + 0, + 0 + ]; + gamma = gamma || 1; + this.XW = whitePoint[0]; + this.YW = whitePoint[1]; + this.ZW = whitePoint[2]; + this.XB = blackPoint[0]; + this.YB = blackPoint[1]; + this.ZB = blackPoint[2]; + this.G = gamma; + if (this.XW < 0 || this.ZW < 0 || this.YW !== 1) { + error('Invalid WhitePoint components for ' + this.name + ', no fallback available'); + } + if (this.XB < 0 || this.YB < 0 || this.ZB < 0) { + info('Invalid BlackPoint for ' + this.name + ', falling back to default'); + this.XB = this.YB = this.ZB = 0; + } + if (this.XB !== 0 || this.YB !== 0 || this.ZB !== 0) { + warn(this.name + ', BlackPoint: XB: ' + this.XB + ', YB: ' + this.YB + ', ZB: ' + this.ZB + ', only default values are supported.'); + } + if (this.G < 1) { + info('Invalid Gamma: ' + this.G + ' for ' + this.name + ', falling back to default'); + this.G = 1; + } + } + function convertToRgb(cs, src, srcOffset, dest, destOffset, scale) { + var A = src[srcOffset] * scale; + var AG = Math.pow(A, cs.G); + var L = cs.YW * AG; + var val = Math.max(295.8 * Math.pow(L, 0.333333333333333333) - 40.8, 0) | 0; + dest[destOffset] = val; + dest[destOffset + 1] = val; + dest[destOffset + 2] = val; + } + CalGrayCS.prototype = { + getRgb: ColorSpace.prototype.getRgb, + getRgbItem: function CalGrayCS_getRgbItem(src, srcOffset, dest, destOffset) { + convertToRgb(this, src, srcOffset, dest, destOffset, 1); + }, + getRgbBuffer: function CalGrayCS_getRgbBuffer(src, srcOffset, count, dest, destOffset, bits, alpha01) { + var scale = 1 / ((1 << bits) - 1); + for (var i = 0; i < count; ++i) { + convertToRgb(this, src, srcOffset, dest, destOffset, scale); + srcOffset += 1; + destOffset += 3 + alpha01; + } + }, + getOutputLength: function CalGrayCS_getOutputLength(inputLength, alpha01) { + return inputLength * (3 + alpha01); + }, + isPassthrough: ColorSpace.prototype.isPassthrough, + fillRgb: ColorSpace.prototype.fillRgb, + isDefaultDecode: function CalGrayCS_isDefaultDecode(decodeMap) { + return ColorSpace.isDefaultDecode(decodeMap, this.numComps); + }, + usesZeroToOneRange: true + }; + return CalGrayCS; + }(); + var CalRGBCS = function CalRGBCSClosure() { + var BRADFORD_SCALE_MATRIX = new Float32Array([ + 0.8951, + 0.2664, + -0.1614, + -0.7502, + 1.7135, + 0.0367, + 0.0389, + -0.0685, + 1.0296 + ]); + var BRADFORD_SCALE_INVERSE_MATRIX = new Float32Array([ + 0.9869929, + -0.1470543, + 0.1599627, + 0.4323053, + 0.5183603, + 0.0492912, + -0.0085287, + 0.0400428, + 0.9684867 + ]); + var SRGB_D65_XYZ_TO_RGB_MATRIX = new Float32Array([ + 3.2404542, + -1.5371385, + -0.4985314, + -0.9692660, + 1.8760108, + 0.0415560, + 0.0556434, + -0.2040259, + 1.0572252 + ]); + var FLAT_WHITEPOINT_MATRIX = new Float32Array([ + 1, + 1, + 1 + ]); + var tempNormalizeMatrix = new Float32Array(3); + var tempConvertMatrix1 = new Float32Array(3); + var tempConvertMatrix2 = new Float32Array(3); + var DECODE_L_CONSTANT = Math.pow((8 + 16) / 116, 3) / 8.0; + function CalRGBCS(whitePoint, blackPoint, gamma, matrix) { + this.name = 'CalRGB'; + this.numComps = 3; + this.defaultColor = new Float32Array(this.numComps); + if (!whitePoint) { + error('WhitePoint missing - required for color space CalRGB'); + } + blackPoint = blackPoint || new Float32Array(3); + gamma = gamma || new Float32Array([ + 1, + 1, + 1 + ]); + matrix = matrix || new Float32Array([ + 1, + 0, + 0, + 0, + 1, + 0, + 0, + 0, + 1 + ]); + var XW = whitePoint[0]; + var YW = whitePoint[1]; + var ZW = whitePoint[2]; + this.whitePoint = whitePoint; + var XB = blackPoint[0]; + var YB = blackPoint[1]; + var ZB = blackPoint[2]; + this.blackPoint = blackPoint; + this.GR = gamma[0]; + this.GG = gamma[1]; + this.GB = gamma[2]; + this.MXA = matrix[0]; + this.MYA = matrix[1]; + this.MZA = matrix[2]; + this.MXB = matrix[3]; + this.MYB = matrix[4]; + this.MZB = matrix[5]; + this.MXC = matrix[6]; + this.MYC = matrix[7]; + this.MZC = matrix[8]; + if (XW < 0 || ZW < 0 || YW !== 1) { + error('Invalid WhitePoint components for ' + this.name + ', no fallback available'); + } + if (XB < 0 || YB < 0 || ZB < 0) { + info('Invalid BlackPoint for ' + this.name + ' [' + XB + ', ' + YB + ', ' + ZB + '], falling back to default'); + this.blackPoint = new Float32Array(3); + } + if (this.GR < 0 || this.GG < 0 || this.GB < 0) { + info('Invalid Gamma [' + this.GR + ', ' + this.GG + ', ' + this.GB + '] for ' + this.name + ', falling back to default'); + this.GR = this.GG = this.GB = 1; + } + if (this.MXA < 0 || this.MYA < 0 || this.MZA < 0 || this.MXB < 0 || this.MYB < 0 || this.MZB < 0 || this.MXC < 0 || this.MYC < 0 || this.MZC < 0) { + info('Invalid Matrix for ' + this.name + ' [' + this.MXA + ', ' + this.MYA + ', ' + this.MZA + this.MXB + ', ' + this.MYB + ', ' + this.MZB + this.MXC + ', ' + this.MYC + ', ' + this.MZC + '], falling back to default'); + this.MXA = this.MYB = this.MZC = 1; + this.MXB = this.MYA = this.MZA = this.MXC = this.MYC = this.MZB = 0; + } + } + function matrixProduct(a, b, result) { + result[0] = a[0] * b[0] + a[1] * b[1] + a[2] * b[2]; + result[1] = a[3] * b[0] + a[4] * b[1] + a[5] * b[2]; + result[2] = a[6] * b[0] + a[7] * b[1] + a[8] * b[2]; + } + function convertToFlat(sourceWhitePoint, LMS, result) { + result[0] = LMS[0] * 1 / sourceWhitePoint[0]; + result[1] = LMS[1] * 1 / sourceWhitePoint[1]; + result[2] = LMS[2] * 1 / sourceWhitePoint[2]; + } + function convertToD65(sourceWhitePoint, LMS, result) { + var D65X = 0.95047; + var D65Y = 1; + var D65Z = 1.08883; + result[0] = LMS[0] * D65X / sourceWhitePoint[0]; + result[1] = LMS[1] * D65Y / sourceWhitePoint[1]; + result[2] = LMS[2] * D65Z / sourceWhitePoint[2]; + } + function sRGBTransferFunction(color) { + if (color <= 0.0031308) { + return adjustToRange(0, 1, 12.92 * color); + } + return adjustToRange(0, 1, (1 + 0.055) * Math.pow(color, 1 / 2.4) - 0.055); + } + function adjustToRange(min, max, value) { + return Math.max(min, Math.min(max, value)); + } + function decodeL(L) { + if (L < 0) { + return -decodeL(-L); + } + if (L > 8.0) { + return Math.pow((L + 16) / 116, 3); + } + return L * DECODE_L_CONSTANT; + } + function compensateBlackPoint(sourceBlackPoint, XYZ_Flat, result) { + if (sourceBlackPoint[0] === 0 && sourceBlackPoint[1] === 0 && sourceBlackPoint[2] === 0) { + result[0] = XYZ_Flat[0]; + result[1] = XYZ_Flat[1]; + result[2] = XYZ_Flat[2]; + return; + } + var zeroDecodeL = decodeL(0); + var X_DST = zeroDecodeL; + var X_SRC = decodeL(sourceBlackPoint[0]); + var Y_DST = zeroDecodeL; + var Y_SRC = decodeL(sourceBlackPoint[1]); + var Z_DST = zeroDecodeL; + var Z_SRC = decodeL(sourceBlackPoint[2]); + var X_Scale = (1 - X_DST) / (1 - X_SRC); + var X_Offset = 1 - X_Scale; + var Y_Scale = (1 - Y_DST) / (1 - Y_SRC); + var Y_Offset = 1 - Y_Scale; + var Z_Scale = (1 - Z_DST) / (1 - Z_SRC); + var Z_Offset = 1 - Z_Scale; + result[0] = XYZ_Flat[0] * X_Scale + X_Offset; + result[1] = XYZ_Flat[1] * Y_Scale + Y_Offset; + result[2] = XYZ_Flat[2] * Z_Scale + Z_Offset; + } + function normalizeWhitePointToFlat(sourceWhitePoint, XYZ_In, result) { + if (sourceWhitePoint[0] === 1 && sourceWhitePoint[2] === 1) { + result[0] = XYZ_In[0]; + result[1] = XYZ_In[1]; + result[2] = XYZ_In[2]; + return; + } + var LMS = result; + matrixProduct(BRADFORD_SCALE_MATRIX, XYZ_In, LMS); + var LMS_Flat = tempNormalizeMatrix; + convertToFlat(sourceWhitePoint, LMS, LMS_Flat); + matrixProduct(BRADFORD_SCALE_INVERSE_MATRIX, LMS_Flat, result); + } + function normalizeWhitePointToD65(sourceWhitePoint, XYZ_In, result) { + var LMS = result; + matrixProduct(BRADFORD_SCALE_MATRIX, XYZ_In, LMS); + var LMS_D65 = tempNormalizeMatrix; + convertToD65(sourceWhitePoint, LMS, LMS_D65); + matrixProduct(BRADFORD_SCALE_INVERSE_MATRIX, LMS_D65, result); + } + function convertToRgb(cs, src, srcOffset, dest, destOffset, scale) { + var A = adjustToRange(0, 1, src[srcOffset] * scale); + var B = adjustToRange(0, 1, src[srcOffset + 1] * scale); + var C = adjustToRange(0, 1, src[srcOffset + 2] * scale); + var AGR = Math.pow(A, cs.GR); + var BGG = Math.pow(B, cs.GG); + var CGB = Math.pow(C, cs.GB); + var X = cs.MXA * AGR + cs.MXB * BGG + cs.MXC * CGB; + var Y = cs.MYA * AGR + cs.MYB * BGG + cs.MYC * CGB; + var Z = cs.MZA * AGR + cs.MZB * BGG + cs.MZC * CGB; + var XYZ = tempConvertMatrix1; + XYZ[0] = X; + XYZ[1] = Y; + XYZ[2] = Z; + var XYZ_Flat = tempConvertMatrix2; + normalizeWhitePointToFlat(cs.whitePoint, XYZ, XYZ_Flat); + var XYZ_Black = tempConvertMatrix1; + compensateBlackPoint(cs.blackPoint, XYZ_Flat, XYZ_Black); + var XYZ_D65 = tempConvertMatrix2; + normalizeWhitePointToD65(FLAT_WHITEPOINT_MATRIX, XYZ_Black, XYZ_D65); + var SRGB = tempConvertMatrix1; + matrixProduct(SRGB_D65_XYZ_TO_RGB_MATRIX, XYZ_D65, SRGB); + var sR = sRGBTransferFunction(SRGB[0]); + var sG = sRGBTransferFunction(SRGB[1]); + var sB = sRGBTransferFunction(SRGB[2]); + dest[destOffset] = Math.round(sR * 255); + dest[destOffset + 1] = Math.round(sG * 255); + dest[destOffset + 2] = Math.round(sB * 255); + } + CalRGBCS.prototype = { + getRgb: function CalRGBCS_getRgb(src, srcOffset) { + var rgb = new Uint8Array(3); + this.getRgbItem(src, srcOffset, rgb, 0); + return rgb; + }, + getRgbItem: function CalRGBCS_getRgbItem(src, srcOffset, dest, destOffset) { + convertToRgb(this, src, srcOffset, dest, destOffset, 1); + }, + getRgbBuffer: function CalRGBCS_getRgbBuffer(src, srcOffset, count, dest, destOffset, bits, alpha01) { + var scale = 1 / ((1 << bits) - 1); + for (var i = 0; i < count; ++i) { + convertToRgb(this, src, srcOffset, dest, destOffset, scale); + srcOffset += 3; + destOffset += 3 + alpha01; + } + }, + getOutputLength: function CalRGBCS_getOutputLength(inputLength, alpha01) { + return inputLength * (3 + alpha01) / 3 | 0; + }, + isPassthrough: ColorSpace.prototype.isPassthrough, + fillRgb: ColorSpace.prototype.fillRgb, + isDefaultDecode: function CalRGBCS_isDefaultDecode(decodeMap) { + return ColorSpace.isDefaultDecode(decodeMap, this.numComps); + }, + usesZeroToOneRange: true + }; + return CalRGBCS; + }(); + var LabCS = function LabCSClosure() { + function LabCS(whitePoint, blackPoint, range) { + this.name = 'Lab'; + this.numComps = 3; + this.defaultColor = new Float32Array(this.numComps); + if (!whitePoint) { + error('WhitePoint missing - required for color space Lab'); + } + blackPoint = blackPoint || [ + 0, + 0, + 0 + ]; + range = range || [ + -100, + 100, + -100, + 100 + ]; + this.XW = whitePoint[0]; + this.YW = whitePoint[1]; + this.ZW = whitePoint[2]; + this.amin = range[0]; + this.amax = range[1]; + this.bmin = range[2]; + this.bmax = range[3]; + this.XB = blackPoint[0]; + this.YB = blackPoint[1]; + this.ZB = blackPoint[2]; + if (this.XW < 0 || this.ZW < 0 || this.YW !== 1) { + error('Invalid WhitePoint components, no fallback available'); + } + if (this.XB < 0 || this.YB < 0 || this.ZB < 0) { + info('Invalid BlackPoint, falling back to default'); + this.XB = this.YB = this.ZB = 0; + } + if (this.amin > this.amax || this.bmin > this.bmax) { + info('Invalid Range, falling back to defaults'); + this.amin = -100; + this.amax = 100; + this.bmin = -100; + this.bmax = 100; + } + } + function fn_g(x) { + var result; + if (x >= 6 / 29) { + result = x * x * x; + } else { + result = 108 / 841 * (x - 4 / 29); + } + return result; + } + function decode(value, high1, low2, high2) { + return low2 + value * (high2 - low2) / high1; + } + function convertToRgb(cs, src, srcOffset, maxVal, dest, destOffset) { + var Ls = src[srcOffset]; + var as = src[srcOffset + 1]; + var bs = src[srcOffset + 2]; + if (maxVal !== false) { + Ls = decode(Ls, maxVal, 0, 100); + as = decode(as, maxVal, cs.amin, cs.amax); + bs = decode(bs, maxVal, cs.bmin, cs.bmax); + } + as = as > cs.amax ? cs.amax : as < cs.amin ? cs.amin : as; + bs = bs > cs.bmax ? cs.bmax : bs < cs.bmin ? cs.bmin : bs; + var M = (Ls + 16) / 116; + var L = M + as / 500; + var N = M - bs / 200; + var X = cs.XW * fn_g(L); + var Y = cs.YW * fn_g(M); + var Z = cs.ZW * fn_g(N); + var r, g, b; + if (cs.ZW < 1) { + r = X * 3.1339 + Y * -1.6170 + Z * -0.4906; + g = X * -0.9785 + Y * 1.9160 + Z * 0.0333; + b = X * 0.0720 + Y * -0.2290 + Z * 1.4057; + } else { + r = X * 3.2406 + Y * -1.5372 + Z * -0.4986; + g = X * -0.9689 + Y * 1.8758 + Z * 0.0415; + b = X * 0.0557 + Y * -0.2040 + Z * 1.0570; + } + dest[destOffset] = r <= 0 ? 0 : r >= 1 ? 255 : Math.sqrt(r) * 255 | 0; + dest[destOffset + 1] = g <= 0 ? 0 : g >= 1 ? 255 : Math.sqrt(g) * 255 | 0; + dest[destOffset + 2] = b <= 0 ? 0 : b >= 1 ? 255 : Math.sqrt(b) * 255 | 0; + } + LabCS.prototype = { + getRgb: ColorSpace.prototype.getRgb, + getRgbItem: function LabCS_getRgbItem(src, srcOffset, dest, destOffset) { + convertToRgb(this, src, srcOffset, false, dest, destOffset); + }, + getRgbBuffer: function LabCS_getRgbBuffer(src, srcOffset, count, dest, destOffset, bits, alpha01) { + var maxVal = (1 << bits) - 1; + for (var i = 0; i < count; i++) { + convertToRgb(this, src, srcOffset, maxVal, dest, destOffset); + srcOffset += 3; + destOffset += 3 + alpha01; + } + }, + getOutputLength: function LabCS_getOutputLength(inputLength, alpha01) { + return inputLength * (3 + alpha01) / 3 | 0; + }, + isPassthrough: ColorSpace.prototype.isPassthrough, + fillRgb: ColorSpace.prototype.fillRgb, + isDefaultDecode: function LabCS_isDefaultDecode(decodeMap) { + return true; + }, + usesZeroToOneRange: false + }; + return LabCS; + }(); + exports.ColorSpace = ColorSpace; + })); + (function (root, factory) { + factory(root.pdfjsCoreImage = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreColorSpace, root.pdfjsCoreStream, root.pdfjsCoreJpx); + }(this, function (exports, sharedUtil, corePrimitives, coreColorSpace, coreStream, coreJpx) { + var ImageKind = sharedUtil.ImageKind; + var assert = sharedUtil.assert; + var error = sharedUtil.error; + var info = sharedUtil.info; + var isArray = sharedUtil.isArray; + var warn = sharedUtil.warn; + var Name = corePrimitives.Name; + var isStream = corePrimitives.isStream; + var ColorSpace = coreColorSpace.ColorSpace; + var DecodeStream = coreStream.DecodeStream; + var JpegStream = coreStream.JpegStream; + var JpxImage = coreJpx.JpxImage; + var PDFImage = function PDFImageClosure() { + function handleImageData(image, nativeDecoder) { + if (nativeDecoder && nativeDecoder.canDecode(image)) { + return nativeDecoder.decode(image); + } + return Promise.resolve(image); + } + function decodeAndClamp(value, addend, coefficient, max) { + value = addend + value * coefficient; + return value < 0 ? 0 : value > max ? max : value; + } + function resizeImageMask(src, bpc, w1, h1, w2, h2) { + var length = w2 * h2; + var dest = bpc <= 8 ? new Uint8Array(length) : bpc <= 16 ? new Uint16Array(length) : new Uint32Array(length); + var xRatio = w1 / w2; + var yRatio = h1 / h2; + var i, j, py, newIndex = 0, oldIndex; + var xScaled = new Uint16Array(w2); + var w1Scanline = w1; + for (i = 0; i < w2; i++) { + xScaled[i] = Math.floor(i * xRatio); + } + for (i = 0; i < h2; i++) { + py = Math.floor(i * yRatio) * w1Scanline; + for (j = 0; j < w2; j++) { + oldIndex = py + xScaled[j]; + dest[newIndex++] = src[oldIndex]; + } + } + return dest; + } + function PDFImage(xref, res, image, inline, smask, mask, isMask) { + this.image = image; + var dict = image.dict; + if (dict.has('Filter')) { + var filter = dict.get('Filter').name; + if (filter === 'JPXDecode') { + var jpxImage = new JpxImage(); + jpxImage.parseImageProperties(image.stream); + image.stream.reset(); + image.bitsPerComponent = jpxImage.bitsPerComponent; + image.numComps = jpxImage.componentsCount; + } else if (filter === 'JBIG2Decode') { + image.bitsPerComponent = 1; + image.numComps = 1; + } + } + this.width = dict.get('Width', 'W'); + this.height = dict.get('Height', 'H'); + if (this.width < 1 || this.height < 1) { + error('Invalid image width: ' + this.width + ' or height: ' + this.height); + } + this.interpolate = dict.get('Interpolate', 'I') || false; + this.imageMask = dict.get('ImageMask', 'IM') || false; + this.matte = dict.get('Matte') || false; + var bitsPerComponent = image.bitsPerComponent; + if (!bitsPerComponent) { + bitsPerComponent = dict.get('BitsPerComponent', 'BPC'); + if (!bitsPerComponent) { + if (this.imageMask) { + bitsPerComponent = 1; + } else { + error('Bits per component missing in image: ' + this.imageMask); + } + } + } + this.bpc = bitsPerComponent; + if (!this.imageMask) { + var colorSpace = dict.get('ColorSpace', 'CS'); + if (!colorSpace) { + info('JPX images (which do not require color spaces)'); + switch (image.numComps) { + case 1: + colorSpace = Name.get('DeviceGray'); + break; + case 3: + colorSpace = Name.get('DeviceRGB'); + break; + case 4: + colorSpace = Name.get('DeviceCMYK'); + break; + default: + error('JPX images with ' + this.numComps + ' color components not supported.'); + } + } + this.colorSpace = ColorSpace.parse(colorSpace, xref, res); + this.numComps = this.colorSpace.numComps; + } + this.decode = dict.getArray('Decode', 'D'); + this.needsDecode = false; + if (this.decode && (this.colorSpace && !this.colorSpace.isDefaultDecode(this.decode) || isMask && !ColorSpace.isDefaultDecode(this.decode, 1))) { + this.needsDecode = true; + var max = (1 << bitsPerComponent) - 1; + this.decodeCoefficients = []; + this.decodeAddends = []; + for (var i = 0, j = 0; i < this.decode.length; i += 2, ++j) { + var dmin = this.decode[i]; + var dmax = this.decode[i + 1]; + this.decodeCoefficients[j] = dmax - dmin; + this.decodeAddends[j] = max * dmin; + } + } + if (smask) { + this.smask = new PDFImage(xref, res, smask, false); + } else if (mask) { + if (isStream(mask)) { + var maskDict = mask.dict, imageMask = maskDict.get('ImageMask', 'IM'); + if (!imageMask) { + warn('Ignoring /Mask in image without /ImageMask.'); + } else { + this.mask = new PDFImage(xref, res, mask, false, null, null, true); + } + } else { + this.mask = mask; + } + } + } + PDFImage.buildImage = function PDFImage_buildImage(handler, xref, res, image, inline, nativeDecoder) { + var imagePromise = handleImageData(image, nativeDecoder); + var smaskPromise; + var maskPromise; + var smask = image.dict.get('SMask'); + var mask = image.dict.get('Mask'); + if (smask) { + smaskPromise = handleImageData(smask, nativeDecoder); + maskPromise = Promise.resolve(null); + } else { + smaskPromise = Promise.resolve(null); + if (mask) { + if (isStream(mask)) { + maskPromise = handleImageData(mask, nativeDecoder); + } else if (isArray(mask)) { + maskPromise = Promise.resolve(mask); + } else { + warn('Unsupported mask format.'); + maskPromise = Promise.resolve(null); + } + } else { + maskPromise = Promise.resolve(null); + } + } + return Promise.all([ + imagePromise, + smaskPromise, + maskPromise + ]).then(function (results) { + var imageData = results[0]; + var smaskData = results[1]; + var maskData = results[2]; + return new PDFImage(xref, res, imageData, inline, smaskData, maskData); + }); + }; + PDFImage.createMask = function PDFImage_createMask(imgArray, width, height, imageIsFromDecodeStream, inverseDecode) { + var computedLength = (width + 7 >> 3) * height; + var actualLength = imgArray.byteLength; + var haveFullData = computedLength === actualLength; + var data, i; + if (imageIsFromDecodeStream && (!inverseDecode || haveFullData)) { + data = imgArray; + } else if (!inverseDecode) { + data = new Uint8Array(actualLength); + data.set(imgArray); + } else { + data = new Uint8Array(computedLength); + data.set(imgArray); + for (i = actualLength; i < computedLength; i++) { + data[i] = 0xff; + } + } + if (inverseDecode) { + for (i = 0; i < actualLength; i++) { + data[i] = ~data[i]; + } + } + return { + data: data, + width: width, + height: height + }; + }; + PDFImage.prototype = { + get drawWidth() { + return Math.max(this.width, this.smask && this.smask.width || 0, this.mask && this.mask.width || 0); + }, + get drawHeight() { + return Math.max(this.height, this.smask && this.smask.height || 0, this.mask && this.mask.height || 0); + }, + decodeBuffer: function PDFImage_decodeBuffer(buffer) { + var bpc = this.bpc; + var numComps = this.numComps; + var decodeAddends = this.decodeAddends; + var decodeCoefficients = this.decodeCoefficients; + var max = (1 << bpc) - 1; + var i, ii; + if (bpc === 1) { + for (i = 0, ii = buffer.length; i < ii; i++) { + buffer[i] = +!buffer[i]; + } + return; + } + var index = 0; + for (i = 0, ii = this.width * this.height; i < ii; i++) { + for (var j = 0; j < numComps; j++) { + buffer[index] = decodeAndClamp(buffer[index], decodeAddends[j], decodeCoefficients[j], max); + index++; + } + } + }, + getComponents: function PDFImage_getComponents(buffer) { + var bpc = this.bpc; + if (bpc === 8) { + return buffer; + } + var width = this.width; + var height = this.height; + var numComps = this.numComps; + var length = width * height * numComps; + var bufferPos = 0; + var output = bpc <= 8 ? new Uint8Array(length) : bpc <= 16 ? new Uint16Array(length) : new Uint32Array(length); + var rowComps = width * numComps; + var max = (1 << bpc) - 1; + var i = 0, ii, buf; + if (bpc === 1) { + var mask, loop1End, loop2End; + for (var j = 0; j < height; j++) { + loop1End = i + (rowComps & ~7); + loop2End = i + rowComps; + while (i < loop1End) { + buf = buffer[bufferPos++]; + output[i] = buf >> 7 & 1; + output[i + 1] = buf >> 6 & 1; + output[i + 2] = buf >> 5 & 1; + output[i + 3] = buf >> 4 & 1; + output[i + 4] = buf >> 3 & 1; + output[i + 5] = buf >> 2 & 1; + output[i + 6] = buf >> 1 & 1; + output[i + 7] = buf & 1; + i += 8; + } + if (i < loop2End) { + buf = buffer[bufferPos++]; + mask = 128; + while (i < loop2End) { + output[i++] = +!!(buf & mask); + mask >>= 1; + } + } + } + } else { + var bits = 0; + buf = 0; + for (i = 0, ii = length; i < ii; ++i) { + if (i % rowComps === 0) { + buf = 0; + bits = 0; + } + while (bits < bpc) { + buf = buf << 8 | buffer[bufferPos++]; + bits += 8; + } + var remainingBits = bits - bpc; + var value = buf >> remainingBits; + output[i] = value < 0 ? 0 : value > max ? max : value; + buf = buf & (1 << remainingBits) - 1; + bits = remainingBits; + } + } + return output; + }, + fillOpacity: function PDFImage_fillOpacity(rgbaBuf, width, height, actualHeight, image) { + var smask = this.smask; + var mask = this.mask; + var alphaBuf, sw, sh, i, ii, j; + if (smask) { + sw = smask.width; + sh = smask.height; + alphaBuf = new Uint8Array(sw * sh); + smask.fillGrayBuffer(alphaBuf); + if (sw !== width || sh !== height) { + alphaBuf = resizeImageMask(alphaBuf, smask.bpc, sw, sh, width, height); + } + } else if (mask) { + if (mask instanceof PDFImage) { + sw = mask.width; + sh = mask.height; + alphaBuf = new Uint8Array(sw * sh); + mask.numComps = 1; + mask.fillGrayBuffer(alphaBuf); + for (i = 0, ii = sw * sh; i < ii; ++i) { + alphaBuf[i] = 255 - alphaBuf[i]; + } + if (sw !== width || sh !== height) { + alphaBuf = resizeImageMask(alphaBuf, mask.bpc, sw, sh, width, height); + } + } else if (isArray(mask)) { + alphaBuf = new Uint8Array(width * height); + var numComps = this.numComps; + for (i = 0, ii = width * height; i < ii; ++i) { + var opacity = 0; + var imageOffset = i * numComps; + for (j = 0; j < numComps; ++j) { + var color = image[imageOffset + j]; + var maskOffset = j * 2; + if (color < mask[maskOffset] || color > mask[maskOffset + 1]) { + opacity = 255; + break; + } + } + alphaBuf[i] = opacity; + } + } else { + error('Unknown mask format.'); + } + } + if (alphaBuf) { + for (i = 0, j = 3, ii = width * actualHeight; i < ii; ++i, j += 4) { + rgbaBuf[j] = alphaBuf[i]; + } + } else { + for (i = 0, j = 3, ii = width * actualHeight; i < ii; ++i, j += 4) { + rgbaBuf[j] = 255; + } + } + }, + undoPreblend: function PDFImage_undoPreblend(buffer, width, height) { + var matte = this.smask && this.smask.matte; + if (!matte) { + return; + } + var matteRgb = this.colorSpace.getRgb(matte, 0); + var matteR = matteRgb[0]; + var matteG = matteRgb[1]; + var matteB = matteRgb[2]; + var length = width * height * 4; + var r, g, b; + for (var i = 0; i < length; i += 4) { + var alpha = buffer[i + 3]; + if (alpha === 0) { + buffer[i] = 255; + buffer[i + 1] = 255; + buffer[i + 2] = 255; + continue; + } + var k = 255 / alpha; + r = (buffer[i] - matteR) * k + matteR; + g = (buffer[i + 1] - matteG) * k + matteG; + b = (buffer[i + 2] - matteB) * k + matteB; + buffer[i] = r <= 0 ? 0 : r >= 255 ? 255 : r | 0; + buffer[i + 1] = g <= 0 ? 0 : g >= 255 ? 255 : g | 0; + buffer[i + 2] = b <= 0 ? 0 : b >= 255 ? 255 : b | 0; + } + }, + createImageData: function PDFImage_createImageData(forceRGBA) { + var drawWidth = this.drawWidth; + var drawHeight = this.drawHeight; + var imgData = { + width: drawWidth, + height: drawHeight + }; + var numComps = this.numComps; + var originalWidth = this.width; + var originalHeight = this.height; + var bpc = this.bpc; + var rowBytes = originalWidth * numComps * bpc + 7 >> 3; + var imgArray; + if (!forceRGBA) { + var kind; + if (this.colorSpace.name === 'DeviceGray' && bpc === 1) { + kind = ImageKind.GRAYSCALE_1BPP; + } else if (this.colorSpace.name === 'DeviceRGB' && bpc === 8 && !this.needsDecode) { + kind = ImageKind.RGB_24BPP; + } + if (kind && !this.smask && !this.mask && drawWidth === originalWidth && drawHeight === originalHeight) { + imgData.kind = kind; + imgArray = this.getImageBytes(originalHeight * rowBytes); + if (this.image instanceof DecodeStream) { + imgData.data = imgArray; + } else { + var newArray = new Uint8Array(imgArray.length); + newArray.set(imgArray); + imgData.data = newArray; + } + if (this.needsDecode) { + assert(kind === ImageKind.GRAYSCALE_1BPP); + var buffer = imgData.data; + for (var i = 0, ii = buffer.length; i < ii; i++) { + buffer[i] ^= 0xff; + } + } + return imgData; + } + if (this.image instanceof JpegStream && !this.smask && !this.mask && (this.colorSpace.name === 'DeviceGray' || this.colorSpace.name === 'DeviceRGB' || this.colorSpace.name === 'DeviceCMYK')) { + imgData.kind = ImageKind.RGB_24BPP; + imgData.data = this.getImageBytes(originalHeight * rowBytes, drawWidth, drawHeight, true); + return imgData; + } + } + imgArray = this.getImageBytes(originalHeight * rowBytes); + var actualHeight = 0 | imgArray.length / rowBytes * drawHeight / originalHeight; + var comps = this.getComponents(imgArray); + var alpha01, maybeUndoPreblend; + if (!forceRGBA && !this.smask && !this.mask) { + imgData.kind = ImageKind.RGB_24BPP; + imgData.data = new Uint8Array(drawWidth * drawHeight * 3); + alpha01 = 0; + maybeUndoPreblend = false; + } else { + imgData.kind = ImageKind.RGBA_32BPP; + imgData.data = new Uint8Array(drawWidth * drawHeight * 4); + alpha01 = 1; + maybeUndoPreblend = true; + this.fillOpacity(imgData.data, drawWidth, drawHeight, actualHeight, comps); + } + if (this.needsDecode) { + this.decodeBuffer(comps); + } + this.colorSpace.fillRgb(imgData.data, originalWidth, originalHeight, drawWidth, drawHeight, actualHeight, bpc, comps, alpha01); + if (maybeUndoPreblend) { + this.undoPreblend(imgData.data, drawWidth, actualHeight); + } + return imgData; + }, + fillGrayBuffer: function PDFImage_fillGrayBuffer(buffer) { + var numComps = this.numComps; + if (numComps !== 1) { + error('Reading gray scale from a color image: ' + numComps); + } + var width = this.width; + var height = this.height; + var bpc = this.bpc; + var rowBytes = width * numComps * bpc + 7 >> 3; + var imgArray = this.getImageBytes(height * rowBytes); + var comps = this.getComponents(imgArray); + var i, length; + if (bpc === 1) { + length = width * height; + if (this.needsDecode) { + for (i = 0; i < length; ++i) { + buffer[i] = comps[i] - 1 & 255; + } + } else { + for (i = 0; i < length; ++i) { + buffer[i] = -comps[i] & 255; + } + } + return; + } + if (this.needsDecode) { + this.decodeBuffer(comps); + } + length = width * height; + var scale = 255 / ((1 << bpc) - 1); + for (i = 0; i < length; ++i) { + buffer[i] = scale * comps[i] | 0; + } + }, + getImageBytes: function PDFImage_getImageBytes(length, drawWidth, drawHeight, forceRGB) { + this.image.reset(); + this.image.drawWidth = drawWidth || this.width; + this.image.drawHeight = drawHeight || this.height; + this.image.forceRGB = !!forceRGB; + return this.image.getBytes(length); + } + }; + return PDFImage; + }(); + exports.PDFImage = PDFImage; + })); + (function (root, factory) { + factory(root.pdfjsCoreObj = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreCrypto, root.pdfjsCoreParser, root.pdfjsCoreChunkedStream, root.pdfjsCoreColorSpace); + }(this, function (exports, sharedUtil, corePrimitives, coreCrypto, coreParser, coreChunkedStream, coreColorSpace) { + var InvalidPDFException = sharedUtil.InvalidPDFException; + var MissingDataException = sharedUtil.MissingDataException; + var XRefParseException = sharedUtil.XRefParseException; + var assert = sharedUtil.assert; + var bytesToString = sharedUtil.bytesToString; + var createPromiseCapability = sharedUtil.createPromiseCapability; + var error = sharedUtil.error; + var info = sharedUtil.info; + var isArray = sharedUtil.isArray; + var isBool = sharedUtil.isBool; + var isInt = sharedUtil.isInt; + var isString = sharedUtil.isString; + var shadow = sharedUtil.shadow; + var stringToPDFString = sharedUtil.stringToPDFString; + var stringToUTF8String = sharedUtil.stringToUTF8String; + var warn = sharedUtil.warn; + var createValidAbsoluteUrl = sharedUtil.createValidAbsoluteUrl; + var Util = sharedUtil.Util; + var Ref = corePrimitives.Ref; + var RefSet = corePrimitives.RefSet; + var RefSetCache = corePrimitives.RefSetCache; + var isName = corePrimitives.isName; + var isCmd = corePrimitives.isCmd; + var isDict = corePrimitives.isDict; + var isRef = corePrimitives.isRef; + var isRefsEqual = corePrimitives.isRefsEqual; + var isStream = corePrimitives.isStream; + var CipherTransformFactory = coreCrypto.CipherTransformFactory; + var Lexer = coreParser.Lexer; + var Parser = coreParser.Parser; + var ChunkedStream = coreChunkedStream.ChunkedStream; + var ColorSpace = coreColorSpace.ColorSpace; + var Catalog = function CatalogClosure() { + function Catalog(pdfManager, xref, pageFactory) { + this.pdfManager = pdfManager; + this.xref = xref; + this.catDict = xref.getCatalogObj(); + this.fontCache = new RefSetCache(); + assert(isDict(this.catDict), 'catalog object is not a dictionary'); + this.pageFactory = pageFactory; + this.pagePromises = []; + } + Catalog.prototype = { + get metadata() { + var streamRef = this.catDict.getRaw('Metadata'); + if (!isRef(streamRef)) { + return shadow(this, 'metadata', null); + } + var encryptMetadata = !this.xref.encrypt ? false : this.xref.encrypt.encryptMetadata; + var stream = this.xref.fetch(streamRef, !encryptMetadata); + var metadata; + if (stream && isDict(stream.dict)) { + var type = stream.dict.get('Type'); + var subtype = stream.dict.get('Subtype'); + if (isName(type, 'Metadata') && isName(subtype, 'XML')) { + try { + metadata = stringToUTF8String(bytesToString(stream.getBytes())); + } catch (e) { + info('Skipping invalid metadata.'); + } + } + } + return shadow(this, 'metadata', metadata); + }, + get toplevelPagesDict() { + var pagesObj = this.catDict.get('Pages'); + assert(isDict(pagesObj), 'invalid top-level pages dictionary'); + return shadow(this, 'toplevelPagesDict', pagesObj); + }, + get documentOutline() { + var obj = null; + try { + obj = this.readDocumentOutline(); + } catch (ex) { + if (ex instanceof MissingDataException) { + throw ex; + } + warn('Unable to read document outline'); + } + return shadow(this, 'documentOutline', obj); + }, + readDocumentOutline: function Catalog_readDocumentOutline() { + var obj = this.catDict.get('Outlines'); + if (!isDict(obj)) { + return null; + } + obj = obj.getRaw('First'); + if (!isRef(obj)) { + return null; + } + var root = { items: [] }; + var queue = [{ + obj: obj, + parent: root + }]; + var processed = new RefSet(); + processed.put(obj); + var xref = this.xref, blackColor = new Uint8Array(3); + while (queue.length > 0) { + var i = queue.shift(); + var outlineDict = xref.fetchIfRef(i.obj); + if (outlineDict === null) { + continue; + } + assert(outlineDict.has('Title'), 'Invalid outline item'); + var data = { + url: null, + dest: null + }; + Catalog.parseDestDictionary({ + destDict: outlineDict, + resultObj: data, + docBaseUrl: this.pdfManager.docBaseUrl + }); + var title = outlineDict.get('Title'); + var flags = outlineDict.get('F') || 0; + var color = outlineDict.getArray('C'), rgbColor = blackColor; + if (isArray(color) && color.length === 3 && (color[0] !== 0 || color[1] !== 0 || color[2] !== 0)) { + rgbColor = ColorSpace.singletons.rgb.getRgb(color, 0); + } + var outlineItem = { + dest: data.dest, + url: data.url, + unsafeUrl: data.unsafeUrl, + newWindow: data.newWindow, + title: stringToPDFString(title), + color: rgbColor, + count: outlineDict.get('Count'), + bold: !!(flags & 2), + italic: !!(flags & 1), + items: [] + }; + i.parent.items.push(outlineItem); + obj = outlineDict.getRaw('First'); + if (isRef(obj) && !processed.has(obj)) { + queue.push({ + obj: obj, + parent: outlineItem + }); + processed.put(obj); + } + obj = outlineDict.getRaw('Next'); + if (isRef(obj) && !processed.has(obj)) { + queue.push({ + obj: obj, + parent: i.parent + }); + processed.put(obj); + } + } + return root.items.length > 0 ? root.items : null; + }, + get numPages() { + var obj = this.toplevelPagesDict.get('Count'); + assert(isInt(obj), 'page count in top level pages object is not an integer'); + return shadow(this, 'num', obj); + }, + get destinations() { + function fetchDestination(dest) { + return isDict(dest) ? dest.get('D') : dest; + } + var xref = this.xref; + var dests = {}, nameTreeRef, nameDictionaryRef; + var obj = this.catDict.get('Names'); + if (obj && obj.has('Dests')) { + nameTreeRef = obj.getRaw('Dests'); + } else if (this.catDict.has('Dests')) { + nameDictionaryRef = this.catDict.get('Dests'); + } + if (nameDictionaryRef) { + obj = nameDictionaryRef; + obj.forEach(function catalogForEach(key, value) { + if (!value) { + return; + } + dests[key] = fetchDestination(value); + }); + } + if (nameTreeRef) { + var nameTree = new NameTree(nameTreeRef, xref); + var names = nameTree.getAll(); + for (var name in names) { + dests[name] = fetchDestination(names[name]); + } + } + return shadow(this, 'destinations', dests); + }, + getDestination: function Catalog_getDestination(destinationId) { + function fetchDestination(dest) { + return isDict(dest) ? dest.get('D') : dest; + } + var xref = this.xref; + var dest = null, nameTreeRef, nameDictionaryRef; + var obj = this.catDict.get('Names'); + if (obj && obj.has('Dests')) { + nameTreeRef = obj.getRaw('Dests'); + } else if (this.catDict.has('Dests')) { + nameDictionaryRef = this.catDict.get('Dests'); + } + if (nameDictionaryRef) { + var value = nameDictionaryRef.get(destinationId); + if (value) { + dest = fetchDestination(value); + } + } + if (nameTreeRef) { + var nameTree = new NameTree(nameTreeRef, xref); + dest = fetchDestination(nameTree.get(destinationId)); + } + return dest; + }, + get pageLabels() { + var obj = null; + try { + obj = this.readPageLabels(); + } catch (ex) { + if (ex instanceof MissingDataException) { + throw ex; + } + warn('Unable to read page labels.'); + } + return shadow(this, 'pageLabels', obj); + }, + readPageLabels: function Catalog_readPageLabels() { + var obj = this.catDict.getRaw('PageLabels'); + if (!obj) { + return null; + } + var pageLabels = new Array(this.numPages); + var style = null; + var prefix = ''; + var numberTree = new NumberTree(obj, this.xref); + var nums = numberTree.getAll(); + var currentLabel = '', currentIndex = 1; + for (var i = 0, ii = this.numPages; i < ii; i++) { + if (i in nums) { + var labelDict = nums[i]; + assert(isDict(labelDict), 'The PageLabel is not a dictionary.'); + var type = labelDict.get('Type'); + assert(!type || isName(type, 'PageLabel'), 'Invalid type in PageLabel dictionary.'); + var s = labelDict.get('S'); + assert(!s || isName(s), 'Invalid style in PageLabel dictionary.'); + style = s ? s.name : null; + var p = labelDict.get('P'); + assert(!p || isString(p), 'Invalid prefix in PageLabel dictionary.'); + prefix = p ? stringToPDFString(p) : ''; + var st = labelDict.get('St'); + assert(!st || isInt(st) && st >= 1, 'Invalid start in PageLabel dictionary.'); + currentIndex = st || 1; + } + switch (style) { + case 'D': + currentLabel = currentIndex; + break; + case 'R': + case 'r': + currentLabel = Util.toRoman(currentIndex, style === 'r'); + break; + case 'A': + case 'a': + var LIMIT = 26; + var A_UPPER_CASE = 0x41, A_LOWER_CASE = 0x61; + var baseCharCode = style === 'a' ? A_LOWER_CASE : A_UPPER_CASE; + var letterIndex = currentIndex - 1; + var character = String.fromCharCode(baseCharCode + letterIndex % LIMIT); + var charBuf = []; + for (var j = 0, jj = letterIndex / LIMIT | 0; j <= jj; j++) { + charBuf.push(character); + } + currentLabel = charBuf.join(''); + break; + default: + assert(!style, 'Invalid style "' + style + '" in PageLabel dictionary.'); + } + pageLabels[i] = prefix + currentLabel; + currentLabel = ''; + currentIndex++; + } + return pageLabels; + }, + get attachments() { + var xref = this.xref; + var attachments = null, nameTreeRef; + var obj = this.catDict.get('Names'); + if (obj) { + nameTreeRef = obj.getRaw('EmbeddedFiles'); + } + if (nameTreeRef) { + var nameTree = new NameTree(nameTreeRef, xref); + var names = nameTree.getAll(); + for (var name in names) { + var fs = new FileSpec(names[name], xref); + if (!attachments) { + attachments = Object.create(null); + } + attachments[stringToPDFString(name)] = fs.serializable; + } + } + return shadow(this, 'attachments', attachments); + }, + get javaScript() { + var xref = this.xref; + var obj = this.catDict.get('Names'); + var javaScript = []; + function appendIfJavaScriptDict(jsDict) { + var type = jsDict.get('S'); + if (!isName(type, 'JavaScript')) { + return; + } + var js = jsDict.get('JS'); + if (isStream(js)) { + js = bytesToString(js.getBytes()); + } else if (!isString(js)) { + return; + } + javaScript.push(stringToPDFString(js)); + } + if (obj && obj.has('JavaScript')) { + var nameTree = new NameTree(obj.getRaw('JavaScript'), xref); + var names = nameTree.getAll(); + for (var name in names) { + var jsDict = names[name]; + if (isDict(jsDict)) { + appendIfJavaScriptDict(jsDict); + } + } + } + var openactionDict = this.catDict.get('OpenAction'); + if (isDict(openactionDict, 'Action')) { + var actionType = openactionDict.get('S'); + if (isName(actionType, 'Named')) { + var action = openactionDict.get('N'); + if (isName(action, 'Print')) { + javaScript.push('print({});'); + } + } else { + appendIfJavaScriptDict(openactionDict); + } + } + return shadow(this, 'javaScript', javaScript); + }, + cleanup: function Catalog_cleanup() { + var promises = []; + this.fontCache.forEach(function (promise) { + promises.push(promise); + }); + return Promise.all(promises).then(function (translatedFonts) { + for (var i = 0, ii = translatedFonts.length; i < ii; i++) { + var font = translatedFonts[i].dict; + delete font.translated; + } + this.fontCache.clear(); + }.bind(this)); + }, + getPage: function Catalog_getPage(pageIndex) { + if (!(pageIndex in this.pagePromises)) { + this.pagePromises[pageIndex] = this.getPageDict(pageIndex).then(function (a) { + var dict = a[0]; + var ref = a[1]; + return this.pageFactory.createPage(pageIndex, dict, ref, this.fontCache); + }.bind(this)); + } + return this.pagePromises[pageIndex]; + }, + getPageDict: function Catalog_getPageDict(pageIndex) { + var capability = createPromiseCapability(); + var nodesToVisit = [this.catDict.getRaw('Pages')]; + var currentPageIndex = 0; + var xref = this.xref; + var checkAllKids = false; + function next() { + while (nodesToVisit.length) { + var currentNode = nodesToVisit.pop(); + if (isRef(currentNode)) { + xref.fetchAsync(currentNode).then(function (obj) { + if (isDict(obj, 'Page') || isDict(obj) && !obj.has('Kids')) { + if (pageIndex === currentPageIndex) { + capability.resolve([ + obj, + currentNode + ]); + } else { + currentPageIndex++; + next(); + } + return; + } + nodesToVisit.push(obj); + next(); + }, capability.reject); + return; + } + assert(isDict(currentNode), 'page dictionary kid reference points to wrong type of object'); + var count = currentNode.get('Count'); + if (count === 0) { + checkAllKids = true; + } + if (currentPageIndex + count <= pageIndex) { + currentPageIndex += count; + continue; + } + var kids = currentNode.get('Kids'); + assert(isArray(kids), 'page dictionary kids object is not an array'); + if (!checkAllKids && count === kids.length) { + nodesToVisit = [kids[pageIndex - currentPageIndex]]; + currentPageIndex = pageIndex; + continue; + } else { + for (var last = kids.length - 1; last >= 0; last--) { + nodesToVisit.push(kids[last]); + } + } + } + capability.reject('Page index ' + pageIndex + ' not found.'); + } + next(); + return capability.promise; + }, + getPageIndex: function Catalog_getPageIndex(pageRef) { + var xref = this.xref; + function pagesBeforeRef(kidRef) { + var total = 0; + var parentRef; + return xref.fetchAsync(kidRef).then(function (node) { + if (isRefsEqual(kidRef, pageRef) && !isDict(node, 'Page') && !(isDict(node) && !node.has('Type') && node.has('Contents'))) { + throw new Error('The reference does not point to a /Page Dict.'); + } + if (!node) { + return null; + } + assert(isDict(node), 'node must be a Dict.'); + parentRef = node.getRaw('Parent'); + return node.getAsync('Parent'); + }).then(function (parent) { + if (!parent) { + return null; + } + assert(isDict(parent), 'parent must be a Dict.'); + return parent.getAsync('Kids'); + }).then(function (kids) { + if (!kids) { + return null; + } + var kidPromises = []; + var found = false; + for (var i = 0; i < kids.length; i++) { + var kid = kids[i]; + assert(isRef(kid), 'kid must be a Ref.'); + if (kid.num === kidRef.num) { + found = true; + break; + } + kidPromises.push(xref.fetchAsync(kid).then(function (kid) { + if (kid.has('Count')) { + var count = kid.get('Count'); + total += count; + } else { + total++; + } + })); + } + if (!found) { + error('kid ref not found in parents kids'); + } + return Promise.all(kidPromises).then(function () { + return [ + total, + parentRef + ]; + }); + }); + } + var total = 0; + function next(ref) { + return pagesBeforeRef(ref).then(function (args) { + if (!args) { + return total; + } + var count = args[0]; + var parentRef = args[1]; + total += count; + return next(parentRef); + }); + } + return next(pageRef); + } + }; + Catalog.parseDestDictionary = function Catalog_parseDestDictionary(params) { + function addDefaultProtocolToUrl(url) { + if (url.indexOf('www.') === 0) { + return 'http://' + url; + } + return url; + } + function tryConvertUrlEncoding(url) { + try { + return stringToUTF8String(url); + } catch (e) { + return url; + } + } + var destDict = params.destDict; + if (!isDict(destDict)) { + warn('Catalog_parseDestDictionary: "destDict" must be a dictionary.'); + return; + } + var resultObj = params.resultObj; + if (typeof resultObj !== 'object') { + warn('Catalog_parseDestDictionary: "resultObj" must be an object.'); + return; + } + var docBaseUrl = params.docBaseUrl || null; + var action = destDict.get('A'), url, dest; + if (isDict(action)) { + var linkType = action.get('S').name; + switch (linkType) { + case 'URI': + url = action.get('URI'); + if (isName(url)) { + url = '/' + url.name; + } else if (isString(url)) { + url = addDefaultProtocolToUrl(url); + } + break; + case 'GoTo': + dest = action.get('D'); + break; + case 'Launch': + case 'GoToR': + var urlDict = action.get('F'); + if (isDict(urlDict)) { + url = urlDict.get('F') || null; + } else if (isString(urlDict)) { + url = urlDict; + } + var remoteDest = action.get('D'); + if (remoteDest) { + if (isName(remoteDest)) { + remoteDest = remoteDest.name; + } + if (isString(url)) { + var baseUrl = url.split('#')[0]; + if (isString(remoteDest)) { + url = baseUrl + '#' + (/^\d+$/.test(remoteDest) ? 'nameddest=' : '') + remoteDest; + } else if (isArray(remoteDest)) { + url = baseUrl + '#' + JSON.stringify(remoteDest); + } + } + } + var newWindow = action.get('NewWindow'); + if (isBool(newWindow)) { + resultObj.newWindow = newWindow; + } + break; + case 'Named': + var namedAction = action.get('N'); + if (isName(namedAction)) { + resultObj.action = namedAction.name; + } + break; + case 'JavaScript': + var jsAction = action.get('JS'), js; + if (isStream(jsAction)) { + js = bytesToString(jsAction.getBytes()); + } else if (isString(jsAction)) { + js = jsAction; + } + if (js) { + var URL_OPEN_METHODS = [ + 'app.launchURL', + 'window.open' + ]; + var regex = new RegExp('^(?:' + URL_OPEN_METHODS.join('|') + ')' + '\\((?:\'|\")(\\S+)(?:\'|\")(?:,|\\))'); + var jsUrl = regex.exec(stringToPDFString(js), 'i'); + if (jsUrl && jsUrl[1]) { + url = jsUrl[1]; + break; + } + } + default: + warn('Catalog_parseDestDictionary: Unrecognized link type "' + linkType + '".'); + break; + } + } else if (destDict.has('Dest')) { + dest = destDict.get('Dest'); + } + if (isString(url)) { + url = tryConvertUrlEncoding(url); + var absoluteUrl = createValidAbsoluteUrl(url, docBaseUrl); + if (absoluteUrl) { + resultObj.url = absoluteUrl.href; + } + resultObj.unsafeUrl = url; + } + if (dest) { + if (isName(dest)) { + dest = dest.name; + } + if (isString(dest) || isArray(dest)) { + resultObj.dest = dest; + } + } + }; + return Catalog; + }(); + var XRef = function XRefClosure() { + function XRef(stream, pdfManager) { + this.stream = stream; + this.pdfManager = pdfManager; + this.entries = []; + this.xrefstms = Object.create(null); + this.cache = []; + this.stats = { + streamTypes: [], + fontTypes: [] + }; + } + XRef.prototype = { + setStartXRef: function XRef_setStartXRef(startXRef) { + this.startXRefQueue = [startXRef]; + }, + parse: function XRef_parse(recoveryMode) { + var trailerDict; + if (!recoveryMode) { + trailerDict = this.readXRef(); + } else { + warn('Indexing all PDF objects'); + trailerDict = this.indexObjects(); + } + trailerDict.assignXref(this); + this.trailer = trailerDict; + var encrypt = trailerDict.get('Encrypt'); + if (isDict(encrypt)) { + var ids = trailerDict.get('ID'); + var fileId = ids && ids.length ? ids[0] : ''; + encrypt.suppressEncryption = true; + this.encrypt = new CipherTransformFactory(encrypt, fileId, this.pdfManager.password); + } + if (!(this.root = trailerDict.get('Root'))) { + error('Invalid root reference'); + } + }, + processXRefTable: function XRef_processXRefTable(parser) { + if (!('tableState' in this)) { + this.tableState = { + entryNum: 0, + streamPos: parser.lexer.stream.pos, + parserBuf1: parser.buf1, + parserBuf2: parser.buf2 + }; + } + var obj = this.readXRefTable(parser); + if (!isCmd(obj, 'trailer')) { + error('Invalid XRef table: could not find trailer dictionary'); + } + var dict = parser.getObj(); + if (!isDict(dict) && dict.dict) { + dict = dict.dict; + } + if (!isDict(dict)) { + error('Invalid XRef table: could not parse trailer dictionary'); + } + delete this.tableState; + return dict; + }, + readXRefTable: function XRef_readXRefTable(parser) { + var stream = parser.lexer.stream; + var tableState = this.tableState; + stream.pos = tableState.streamPos; + parser.buf1 = tableState.parserBuf1; + parser.buf2 = tableState.parserBuf2; + var obj; + while (true) { + if (!('firstEntryNum' in tableState) || !('entryCount' in tableState)) { + if (isCmd(obj = parser.getObj(), 'trailer')) { + break; + } + tableState.firstEntryNum = obj; + tableState.entryCount = parser.getObj(); + } + var first = tableState.firstEntryNum; + var count = tableState.entryCount; + if (!isInt(first) || !isInt(count)) { + error('Invalid XRef table: wrong types in subsection header'); + } + for (var i = tableState.entryNum; i < count; i++) { + tableState.streamPos = stream.pos; + tableState.entryNum = i; + tableState.parserBuf1 = parser.buf1; + tableState.parserBuf2 = parser.buf2; + var entry = {}; + entry.offset = parser.getObj(); + entry.gen = parser.getObj(); + var type = parser.getObj(); + if (isCmd(type, 'f')) { + entry.free = true; + } else if (isCmd(type, 'n')) { + entry.uncompressed = true; + } + if (!isInt(entry.offset) || !isInt(entry.gen) || !(entry.free || entry.uncompressed)) { + error('Invalid entry in XRef subsection: ' + first + ', ' + count); + } + if (i === 0 && entry.free && first === 1) { + first = 0; + } + if (!this.entries[i + first]) { + this.entries[i + first] = entry; + } + } + tableState.entryNum = 0; + tableState.streamPos = stream.pos; + tableState.parserBuf1 = parser.buf1; + tableState.parserBuf2 = parser.buf2; + delete tableState.firstEntryNum; + delete tableState.entryCount; + } + if (this.entries[0] && !this.entries[0].free) { + error('Invalid XRef table: unexpected first object'); + } + return obj; + }, + processXRefStream: function XRef_processXRefStream(stream) { + if (!('streamState' in this)) { + var streamParameters = stream.dict; + var byteWidths = streamParameters.get('W'); + var range = streamParameters.get('Index'); + if (!range) { + range = [ + 0, + streamParameters.get('Size') + ]; + } + this.streamState = { + entryRanges: range, + byteWidths: byteWidths, + entryNum: 0, + streamPos: stream.pos + }; + } + this.readXRefStream(stream); + delete this.streamState; + return stream.dict; + }, + readXRefStream: function XRef_readXRefStream(stream) { + var i, j; + var streamState = this.streamState; + stream.pos = streamState.streamPos; + var byteWidths = streamState.byteWidths; + var typeFieldWidth = byteWidths[0]; + var offsetFieldWidth = byteWidths[1]; + var generationFieldWidth = byteWidths[2]; + var entryRanges = streamState.entryRanges; + while (entryRanges.length > 0) { + var first = entryRanges[0]; + var n = entryRanges[1]; + if (!isInt(first) || !isInt(n)) { + error('Invalid XRef range fields: ' + first + ', ' + n); + } + if (!isInt(typeFieldWidth) || !isInt(offsetFieldWidth) || !isInt(generationFieldWidth)) { + error('Invalid XRef entry fields length: ' + first + ', ' + n); + } + for (i = streamState.entryNum; i < n; ++i) { + streamState.entryNum = i; + streamState.streamPos = stream.pos; + var type = 0, offset = 0, generation = 0; + for (j = 0; j < typeFieldWidth; ++j) { + type = type << 8 | stream.getByte(); + } + if (typeFieldWidth === 0) { + type = 1; + } + for (j = 0; j < offsetFieldWidth; ++j) { + offset = offset << 8 | stream.getByte(); + } + for (j = 0; j < generationFieldWidth; ++j) { + generation = generation << 8 | stream.getByte(); + } + var entry = {}; + entry.offset = offset; + entry.gen = generation; + switch (type) { + case 0: + entry.free = true; + break; + case 1: + entry.uncompressed = true; + break; + case 2: + break; + default: + error('Invalid XRef entry type: ' + type); + } + if (!this.entries[first + i]) { + this.entries[first + i] = entry; + } + } + streamState.entryNum = 0; + streamState.streamPos = stream.pos; + entryRanges.splice(0, 2); + } + }, + indexObjects: function XRef_indexObjects() { + var TAB = 0x9, LF = 0xA, CR = 0xD, SPACE = 0x20; + var PERCENT = 0x25, LT = 0x3C; + function readToken(data, offset) { + var token = '', ch = data[offset]; + while (ch !== LF && ch !== CR && ch !== LT) { + if (++offset >= data.length) { + break; + } + token += String.fromCharCode(ch); + ch = data[offset]; + } + return token; + } + function skipUntil(data, offset, what) { + var length = what.length, dataLength = data.length; + var skipped = 0; + while (offset < dataLength) { + var i = 0; + while (i < length && data[offset + i] === what[i]) { + ++i; + } + if (i >= length) { + break; + } + offset++; + skipped++; + } + return skipped; + } + var objRegExp = /^(\d+)\s+(\d+)\s+obj\b/; + var trailerBytes = new Uint8Array([ + 116, + 114, + 97, + 105, + 108, + 101, + 114 + ]); + var startxrefBytes = new Uint8Array([ + 115, + 116, + 97, + 114, + 116, + 120, + 114, + 101, + 102 + ]); + var endobjBytes = new Uint8Array([ + 101, + 110, + 100, + 111, + 98, + 106 + ]); + var xrefBytes = new Uint8Array([ + 47, + 88, + 82, + 101, + 102 + ]); + this.entries.length = 0; + var stream = this.stream; + stream.pos = 0; + var buffer = stream.getBytes(); + var position = stream.start, length = buffer.length; + var trailers = [], xrefStms = []; + while (position < length) { + var ch = buffer[position]; + if (ch === TAB || ch === LF || ch === CR || ch === SPACE) { + ++position; + continue; + } + if (ch === PERCENT) { + do { + ++position; + if (position >= length) { + break; + } + ch = buffer[position]; + } while (ch !== LF && ch !== CR); + continue; + } + var token = readToken(buffer, position); + var m; + if (token.indexOf('xref') === 0 && (token.length === 4 || /\s/.test(token[4]))) { + position += skipUntil(buffer, position, trailerBytes); + trailers.push(position); + position += skipUntil(buffer, position, startxrefBytes); + } else if (m = objRegExp.exec(token)) { + if (typeof this.entries[m[1]] === 'undefined') { + this.entries[m[1]] = { + offset: position - stream.start, + gen: m[2] | 0, + uncompressed: true + }; + } + var contentLength = skipUntil(buffer, position, endobjBytes) + 7; + var content = buffer.subarray(position, position + contentLength); + var xrefTagOffset = skipUntil(content, 0, xrefBytes); + if (xrefTagOffset < contentLength && content[xrefTagOffset + 5] < 64) { + xrefStms.push(position - stream.start); + this.xrefstms[position - stream.start] = 1; + } + position += contentLength; + } else if (token.indexOf('trailer') === 0 && (token.length === 7 || /\s/.test(token[7]))) { + trailers.push(position); + position += skipUntil(buffer, position, startxrefBytes); + } else { + position += token.length + 1; + } + } + var i, ii; + for (i = 0, ii = xrefStms.length; i < ii; ++i) { + this.startXRefQueue.push(xrefStms[i]); + this.readXRef(true); + } + var dict; + for (i = 0, ii = trailers.length; i < ii; ++i) { + stream.pos = trailers[i]; + var parser = new Parser(new Lexer(stream), true, this, true); + var obj = parser.getObj(); + if (!isCmd(obj, 'trailer')) { + continue; + } + dict = parser.getObj(); + if (!isDict(dict)) { + continue; + } + if (dict.has('ID')) { + return dict; + } + } + if (dict) { + return dict; + } + throw new InvalidPDFException('Invalid PDF structure'); + }, + readXRef: function XRef_readXRef(recoveryMode) { + var stream = this.stream; + try { + while (this.startXRefQueue.length) { + var startXRef = this.startXRefQueue[0]; + stream.pos = startXRef + stream.start; + var parser = new Parser(new Lexer(stream), true, this); + var obj = parser.getObj(); + var dict; + if (isCmd(obj, 'xref')) { + dict = this.processXRefTable(parser); + if (!this.topDict) { + this.topDict = dict; + } + obj = dict.get('XRefStm'); + if (isInt(obj)) { + var pos = obj; + if (!(pos in this.xrefstms)) { + this.xrefstms[pos] = 1; + this.startXRefQueue.push(pos); + } + } + } else if (isInt(obj)) { + if (!isInt(parser.getObj()) || !isCmd(parser.getObj(), 'obj') || !isStream(obj = parser.getObj())) { + error('Invalid XRef stream'); + } + dict = this.processXRefStream(obj); + if (!this.topDict) { + this.topDict = dict; + } + if (!dict) { + error('Failed to read XRef stream'); + } + } else { + error('Invalid XRef stream header'); + } + obj = dict.get('Prev'); + if (isInt(obj)) { + this.startXRefQueue.push(obj); + } else if (isRef(obj)) { + this.startXRefQueue.push(obj.num); + } + this.startXRefQueue.shift(); + } + return this.topDict; + } catch (e) { + if (e instanceof MissingDataException) { + throw e; + } + info('(while reading XRef): ' + e); + } + if (recoveryMode) { + return; + } + throw new XRefParseException(); + }, + getEntry: function XRef_getEntry(i) { + var xrefEntry = this.entries[i]; + if (xrefEntry && !xrefEntry.free && xrefEntry.offset) { + return xrefEntry; + } + return null; + }, + fetchIfRef: function XRef_fetchIfRef(obj, suppressEncryption) { + if (!isRef(obj)) { + return obj; + } + return this.fetch(obj, suppressEncryption); + }, + fetch: function XRef_fetch(ref, suppressEncryption) { + assert(isRef(ref), 'ref object is not a reference'); + var num = ref.num; + if (num in this.cache) { + var cacheEntry = this.cache[num]; + return cacheEntry; + } + var xrefEntry = this.getEntry(num); + if (xrefEntry === null) { + return this.cache[num] = null; + } + if (xrefEntry.uncompressed) { + xrefEntry = this.fetchUncompressed(ref, xrefEntry, suppressEncryption); + } else { + xrefEntry = this.fetchCompressed(xrefEntry, suppressEncryption); + } + if (isDict(xrefEntry)) { + xrefEntry.objId = ref.toString(); + } else if (isStream(xrefEntry)) { + xrefEntry.dict.objId = ref.toString(); + } + return xrefEntry; + }, + fetchUncompressed: function XRef_fetchUncompressed(ref, xrefEntry, suppressEncryption) { + var gen = ref.gen; + var num = ref.num; + if (xrefEntry.gen !== gen) { + error('inconsistent generation in XRef'); + } + var stream = this.stream.makeSubStream(xrefEntry.offset + this.stream.start); + var parser = new Parser(new Lexer(stream), true, this); + var obj1 = parser.getObj(); + var obj2 = parser.getObj(); + var obj3 = parser.getObj(); + if (!isInt(obj1) || parseInt(obj1, 10) !== num || !isInt(obj2) || parseInt(obj2, 10) !== gen || !isCmd(obj3)) { + error('bad XRef entry'); + } + if (!isCmd(obj3, 'obj')) { + if (obj3.cmd.indexOf('obj') === 0) { + num = parseInt(obj3.cmd.substring(3), 10); + if (!isNaN(num)) { + return num; + } + } + error('bad XRef entry'); + } + if (this.encrypt && !suppressEncryption) { + xrefEntry = parser.getObj(this.encrypt.createCipherTransform(num, gen)); + } else { + xrefEntry = parser.getObj(); + } + if (!isStream(xrefEntry)) { + this.cache[num] = xrefEntry; + } + return xrefEntry; + }, + fetchCompressed: function XRef_fetchCompressed(xrefEntry, suppressEncryption) { + var tableOffset = xrefEntry.offset; + var stream = this.fetch(new Ref(tableOffset, 0)); + if (!isStream(stream)) { + error('bad ObjStm stream'); + } + var first = stream.dict.get('First'); + var n = stream.dict.get('N'); + if (!isInt(first) || !isInt(n)) { + error('invalid first and n parameters for ObjStm stream'); + } + var parser = new Parser(new Lexer(stream), false, this); + parser.allowStreams = true; + var i, entries = [], num, nums = []; + for (i = 0; i < n; ++i) { + num = parser.getObj(); + if (!isInt(num)) { + error('invalid object number in the ObjStm stream: ' + num); + } + nums.push(num); + var offset = parser.getObj(); + if (!isInt(offset)) { + error('invalid object offset in the ObjStm stream: ' + offset); + } + } + for (i = 0; i < n; ++i) { + entries.push(parser.getObj()); + if (isCmd(parser.buf1, 'endobj')) { + parser.shift(); + } + num = nums[i]; + var entry = this.entries[num]; + if (entry && entry.offset === tableOffset && entry.gen === i) { + this.cache[num] = entries[i]; + } + } + xrefEntry = entries[xrefEntry.gen]; + if (xrefEntry === undefined) { + error('bad XRef entry for compressed object'); + } + return xrefEntry; + }, + fetchIfRefAsync: function XRef_fetchIfRefAsync(obj, suppressEncryption) { + if (!isRef(obj)) { + return Promise.resolve(obj); + } + return this.fetchAsync(obj, suppressEncryption); + }, + fetchAsync: function XRef_fetchAsync(ref, suppressEncryption) { + var streamManager = this.stream.manager; + var xref = this; + return new Promise(function tryFetch(resolve, reject) { + try { + resolve(xref.fetch(ref, suppressEncryption)); + } catch (e) { + if (e instanceof MissingDataException) { + streamManager.requestRange(e.begin, e.end).then(function () { + tryFetch(resolve, reject); + }, reject); + return; + } + reject(e); + } + }); + }, + getCatalogObj: function XRef_getCatalogObj() { + return this.root; + } + }; + return XRef; + }(); + var NameOrNumberTree = function NameOrNumberTreeClosure() { + function NameOrNumberTree(root, xref) { + throw new Error('Cannot initialize NameOrNumberTree.'); + } + NameOrNumberTree.prototype = { + getAll: function NameOrNumberTree_getAll() { + var dict = Object.create(null); + if (!this.root) { + return dict; + } + var xref = this.xref; + var processed = new RefSet(); + processed.put(this.root); + var queue = [this.root]; + while (queue.length > 0) { + var i, n; + var obj = xref.fetchIfRef(queue.shift()); + if (!isDict(obj)) { + continue; + } + if (obj.has('Kids')) { + var kids = obj.get('Kids'); + for (i = 0, n = kids.length; i < n; i++) { + var kid = kids[i]; + assert(!processed.has(kid), 'Duplicate entry in "' + this._type + '" tree.'); + queue.push(kid); + processed.put(kid); + } + continue; + } + var entries = obj.get(this._type); + if (isArray(entries)) { + for (i = 0, n = entries.length; i < n; i += 2) { + dict[xref.fetchIfRef(entries[i])] = xref.fetchIfRef(entries[i + 1]); + } + } + } + return dict; + }, + get: function NameOrNumberTree_get(key) { + if (!this.root) { + return null; + } + var xref = this.xref; + var kidsOrEntries = xref.fetchIfRef(this.root); + var loopCount = 0; + var MAX_LEVELS = 10; + var l, r, m; + while (kidsOrEntries.has('Kids')) { + if (++loopCount > MAX_LEVELS) { + warn('Search depth limit reached for "' + this._type + '" tree.'); + return null; + } + var kids = kidsOrEntries.get('Kids'); + if (!isArray(kids)) { + return null; + } + l = 0; + r = kids.length - 1; + while (l <= r) { + m = l + r >> 1; + var kid = xref.fetchIfRef(kids[m]); + var limits = kid.get('Limits'); + if (key < xref.fetchIfRef(limits[0])) { + r = m - 1; + } else if (key > xref.fetchIfRef(limits[1])) { + l = m + 1; + } else { + kidsOrEntries = xref.fetchIfRef(kids[m]); + break; + } + } + if (l > r) { + return null; + } + } + var entries = kidsOrEntries.get(this._type); + if (isArray(entries)) { + l = 0; + r = entries.length - 2; + while (l <= r) { + m = l + r & ~1; + var currentKey = xref.fetchIfRef(entries[m]); + if (key < currentKey) { + r = m - 2; + } else if (key > currentKey) { + l = m + 2; + } else { + return xref.fetchIfRef(entries[m + 1]); + } + } + } + return null; + } + }; + return NameOrNumberTree; + }(); + var NameTree = function NameTreeClosure() { + function NameTree(root, xref) { + this.root = root; + this.xref = xref; + this._type = 'Names'; + } + Util.inherit(NameTree, NameOrNumberTree, {}); + return NameTree; + }(); + var NumberTree = function NumberTreeClosure() { + function NumberTree(root, xref) { + this.root = root; + this.xref = xref; + this._type = 'Nums'; + } + Util.inherit(NumberTree, NameOrNumberTree, {}); + return NumberTree; + }(); + var FileSpec = function FileSpecClosure() { + function FileSpec(root, xref) { + if (!root || !isDict(root)) { + return; + } + this.xref = xref; + this.root = root; + if (root.has('FS')) { + this.fs = root.get('FS'); + } + this.description = root.has('Desc') ? stringToPDFString(root.get('Desc')) : ''; + if (root.has('RF')) { + warn('Related file specifications are not supported'); + } + this.contentAvailable = true; + if (!root.has('EF')) { + this.contentAvailable = false; + warn('Non-embedded file specifications are not supported'); + } + } + function pickPlatformItem(dict) { + if (dict.has('UF')) { + return dict.get('UF'); + } else if (dict.has('F')) { + return dict.get('F'); + } else if (dict.has('Unix')) { + return dict.get('Unix'); + } else if (dict.has('Mac')) { + return dict.get('Mac'); + } else if (dict.has('DOS')) { + return dict.get('DOS'); + } + return null; + } + FileSpec.prototype = { + get filename() { + if (!this._filename && this.root) { + var filename = pickPlatformItem(this.root) || 'unnamed'; + this._filename = stringToPDFString(filename).replace(/\\\\/g, '\\').replace(/\\\//g, '/').replace(/\\/g, '/'); + } + return this._filename; + }, + get content() { + if (!this.contentAvailable) { + return null; + } + if (!this.contentRef && this.root) { + this.contentRef = pickPlatformItem(this.root.get('EF')); + } + var content = null; + if (this.contentRef) { + var xref = this.xref; + var fileObj = xref.fetchIfRef(this.contentRef); + if (fileObj && isStream(fileObj)) { + content = fileObj.getBytes(); + } else { + warn('Embedded file specification points to non-existing/invalid ' + 'content'); + } + } else { + warn('Embedded file specification does not have a content'); + } + return content; + }, + get serializable() { + return { + filename: this.filename, + content: this.content + }; + } + }; + return FileSpec; + }(); + var ObjectLoader = function () { + function mayHaveChildren(value) { + return isRef(value) || isDict(value) || isArray(value) || isStream(value); + } + function addChildren(node, nodesToVisit) { + var value; + if (isDict(node) || isStream(node)) { + var map; + if (isDict(node)) { + map = node.map; + } else { + map = node.dict.map; + } + for (var key in map) { + value = map[key]; + if (mayHaveChildren(value)) { + nodesToVisit.push(value); + } + } + } else if (isArray(node)) { + for (var i = 0, ii = node.length; i < ii; i++) { + value = node[i]; + if (mayHaveChildren(value)) { + nodesToVisit.push(value); + } + } + } + } + function ObjectLoader(obj, keys, xref) { + this.obj = obj; + this.keys = keys; + this.xref = xref; + this.refSet = null; + this.capability = null; + } + ObjectLoader.prototype = { + load: function ObjectLoader_load() { + var keys = this.keys; + this.capability = createPromiseCapability(); + if (!(this.xref.stream instanceof ChunkedStream) || this.xref.stream.getMissingChunks().length === 0) { + this.capability.resolve(); + return this.capability.promise; + } + this.refSet = new RefSet(); + var nodesToVisit = []; + for (var i = 0; i < keys.length; i++) { + nodesToVisit.push(this.obj[keys[i]]); + } + this._walk(nodesToVisit); + return this.capability.promise; + }, + _walk: function ObjectLoader_walk(nodesToVisit) { + var nodesToRevisit = []; + var pendingRequests = []; + while (nodesToVisit.length) { + var currentNode = nodesToVisit.pop(); + if (isRef(currentNode)) { + if (this.refSet.has(currentNode)) { + continue; + } + try { + var ref = currentNode; + this.refSet.put(ref); + currentNode = this.xref.fetch(currentNode); + } catch (e) { + if (!(e instanceof MissingDataException)) { + throw e; + } + nodesToRevisit.push(currentNode); + pendingRequests.push({ + begin: e.begin, + end: e.end + }); + } + } + if (currentNode && currentNode.getBaseStreams) { + var baseStreams = currentNode.getBaseStreams(); + var foundMissingData = false; + for (var i = 0; i < baseStreams.length; i++) { + var stream = baseStreams[i]; + if (stream.getMissingChunks && stream.getMissingChunks().length) { + foundMissingData = true; + pendingRequests.push({ + begin: stream.start, + end: stream.end + }); + } + } + if (foundMissingData) { + nodesToRevisit.push(currentNode); + } + } + addChildren(currentNode, nodesToVisit); + } + if (pendingRequests.length) { + this.xref.stream.manager.requestRanges(pendingRequests).then(function pendingRequestCallback() { + nodesToVisit = nodesToRevisit; + for (var i = 0; i < nodesToRevisit.length; i++) { + var node = nodesToRevisit[i]; + if (isRef(node)) { + this.refSet.remove(node); + } + } + this._walk(nodesToVisit); + }.bind(this), this.capability.reject); + return; + } + this.refSet = null; + this.capability.resolve(); + } + }; + return ObjectLoader; + }(); + exports.Catalog = Catalog; + exports.ObjectLoader = ObjectLoader; + exports.XRef = XRef; + exports.FileSpec = FileSpec; + })); + (function (root, factory) { + factory(root.pdfjsCorePattern = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreFunction, root.pdfjsCoreColorSpace); + }(this, function (exports, sharedUtil, corePrimitives, coreFunction, coreColorSpace) { + var UNSUPPORTED_FEATURES = sharedUtil.UNSUPPORTED_FEATURES; + var MissingDataException = sharedUtil.MissingDataException; + var Util = sharedUtil.Util; + var assert = sharedUtil.assert; + var error = sharedUtil.error; + var info = sharedUtil.info; + var warn = sharedUtil.warn; + var isStream = corePrimitives.isStream; + var PDFFunction = coreFunction.PDFFunction; + var ColorSpace = coreColorSpace.ColorSpace; + var ShadingType = { + FUNCTION_BASED: 1, + AXIAL: 2, + RADIAL: 3, + FREE_FORM_MESH: 4, + LATTICE_FORM_MESH: 5, + COONS_PATCH_MESH: 6, + TENSOR_PATCH_MESH: 7 + }; + var Pattern = function PatternClosure() { + function Pattern() { + error('should not call Pattern constructor'); + } + Pattern.prototype = { + getPattern: function Pattern_getPattern(ctx) { + error('Should not call Pattern.getStyle: ' + ctx); + } + }; + Pattern.parseShading = function Pattern_parseShading(shading, matrix, xref, res, handler) { + var dict = isStream(shading) ? shading.dict : shading; + var type = dict.get('ShadingType'); + try { + switch (type) { + case ShadingType.AXIAL: + case ShadingType.RADIAL: + return new Shadings.RadialAxial(dict, matrix, xref, res); + case ShadingType.FREE_FORM_MESH: + case ShadingType.LATTICE_FORM_MESH: + case ShadingType.COONS_PATCH_MESH: + case ShadingType.TENSOR_PATCH_MESH: + return new Shadings.Mesh(shading, matrix, xref, res); + default: + throw new Error('Unsupported ShadingType: ' + type); + } + } catch (ex) { + if (ex instanceof MissingDataException) { + throw ex; + } + handler.send('UnsupportedFeature', { featureId: UNSUPPORTED_FEATURES.shadingPattern }); + warn(ex); + return new Shadings.Dummy(); + } + }; + return Pattern; + }(); + var Shadings = {}; + Shadings.SMALL_NUMBER = 1e-6; + Shadings.RadialAxial = function RadialAxialClosure() { + function RadialAxial(dict, matrix, xref, res) { + this.matrix = matrix; + this.coordsArr = dict.getArray('Coords'); + this.shadingType = dict.get('ShadingType'); + this.type = 'Pattern'; + var cs = dict.get('ColorSpace', 'CS'); + cs = ColorSpace.parse(cs, xref, res); + this.cs = cs; + var t0 = 0.0, t1 = 1.0; + if (dict.has('Domain')) { + var domainArr = dict.getArray('Domain'); + t0 = domainArr[0]; + t1 = domainArr[1]; + } + var extendStart = false, extendEnd = false; + if (dict.has('Extend')) { + var extendArr = dict.getArray('Extend'); + extendStart = extendArr[0]; + extendEnd = extendArr[1]; + } + if (this.shadingType === ShadingType.RADIAL && (!extendStart || !extendEnd)) { + var x1 = this.coordsArr[0]; + var y1 = this.coordsArr[1]; + var r1 = this.coordsArr[2]; + var x2 = this.coordsArr[3]; + var y2 = this.coordsArr[4]; + var r2 = this.coordsArr[5]; + var distance = Math.sqrt((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2)); + if (r1 <= r2 + distance && r2 <= r1 + distance) { + warn('Unsupported radial gradient.'); + } + } + this.extendStart = extendStart; + this.extendEnd = extendEnd; + var fnObj = dict.get('Function'); + var fn = PDFFunction.parseArray(xref, fnObj); + var diff = t1 - t0; + var step = diff / 10; + var colorStops = this.colorStops = []; + if (t0 >= t1 || step <= 0) { + info('Bad shading domain.'); + return; + } + var color = new Float32Array(cs.numComps), ratio = new Float32Array(1); + var rgbColor; + for (var i = t0; i <= t1; i += step) { + ratio[0] = i; + fn(ratio, 0, color, 0); + rgbColor = cs.getRgb(color, 0); + var cssColor = Util.makeCssRgb(rgbColor[0], rgbColor[1], rgbColor[2]); + colorStops.push([ + (i - t0) / diff, + cssColor + ]); + } + var background = 'transparent'; + if (dict.has('Background')) { + rgbColor = cs.getRgb(dict.get('Background'), 0); + background = Util.makeCssRgb(rgbColor[0], rgbColor[1], rgbColor[2]); + } + if (!extendStart) { + colorStops.unshift([ + 0, + background + ]); + colorStops[1][0] += Shadings.SMALL_NUMBER; + } + if (!extendEnd) { + colorStops[colorStops.length - 1][0] -= Shadings.SMALL_NUMBER; + colorStops.push([ + 1, + background + ]); + } + this.colorStops = colorStops; + } + RadialAxial.prototype = { + getIR: function RadialAxial_getIR() { + var coordsArr = this.coordsArr; + var shadingType = this.shadingType; + var type, p0, p1, r0, r1; + if (shadingType === ShadingType.AXIAL) { + p0 = [ + coordsArr[0], + coordsArr[1] + ]; + p1 = [ + coordsArr[2], + coordsArr[3] + ]; + r0 = null; + r1 = null; + type = 'axial'; + } else if (shadingType === ShadingType.RADIAL) { + p0 = [ + coordsArr[0], + coordsArr[1] + ]; + p1 = [ + coordsArr[3], + coordsArr[4] + ]; + r0 = coordsArr[2]; + r1 = coordsArr[5]; + type = 'radial'; + } else { + error('getPattern type unknown: ' + shadingType); + } + var matrix = this.matrix; + if (matrix) { + p0 = Util.applyTransform(p0, matrix); + p1 = Util.applyTransform(p1, matrix); + if (shadingType === ShadingType.RADIAL) { + var scale = Util.singularValueDecompose2dScale(matrix); + r0 *= scale[0]; + r1 *= scale[1]; + } + } + return [ + 'RadialAxial', + type, + this.colorStops, + p0, + p1, + r0, + r1 + ]; + } + }; + return RadialAxial; + }(); + Shadings.Mesh = function MeshClosure() { + function MeshStreamReader(stream, context) { + this.stream = stream; + this.context = context; + this.buffer = 0; + this.bufferLength = 0; + var numComps = context.numComps; + this.tmpCompsBuf = new Float32Array(numComps); + var csNumComps = context.colorSpace.numComps; + this.tmpCsCompsBuf = context.colorFn ? new Float32Array(csNumComps) : this.tmpCompsBuf; + } + MeshStreamReader.prototype = { + get hasData() { + if (this.stream.end) { + return this.stream.pos < this.stream.end; + } + if (this.bufferLength > 0) { + return true; + } + var nextByte = this.stream.getByte(); + if (nextByte < 0) { + return false; + } + this.buffer = nextByte; + this.bufferLength = 8; + return true; + }, + readBits: function MeshStreamReader_readBits(n) { + var buffer = this.buffer; + var bufferLength = this.bufferLength; + if (n === 32) { + if (bufferLength === 0) { + return (this.stream.getByte() << 24 | this.stream.getByte() << 16 | this.stream.getByte() << 8 | this.stream.getByte()) >>> 0; + } + buffer = buffer << 24 | this.stream.getByte() << 16 | this.stream.getByte() << 8 | this.stream.getByte(); + var nextByte = this.stream.getByte(); + this.buffer = nextByte & (1 << bufferLength) - 1; + return (buffer << 8 - bufferLength | (nextByte & 0xFF) >> bufferLength) >>> 0; + } + if (n === 8 && bufferLength === 0) { + return this.stream.getByte(); + } + while (bufferLength < n) { + buffer = buffer << 8 | this.stream.getByte(); + bufferLength += 8; + } + bufferLength -= n; + this.bufferLength = bufferLength; + this.buffer = buffer & (1 << bufferLength) - 1; + return buffer >> bufferLength; + }, + align: function MeshStreamReader_align() { + this.buffer = 0; + this.bufferLength = 0; + }, + readFlag: function MeshStreamReader_readFlag() { + return this.readBits(this.context.bitsPerFlag); + }, + readCoordinate: function MeshStreamReader_readCoordinate() { + var bitsPerCoordinate = this.context.bitsPerCoordinate; + var xi = this.readBits(bitsPerCoordinate); + var yi = this.readBits(bitsPerCoordinate); + var decode = this.context.decode; + var scale = bitsPerCoordinate < 32 ? 1 / ((1 << bitsPerCoordinate) - 1) : 2.3283064365386963e-10; + return [ + xi * scale * (decode[1] - decode[0]) + decode[0], + yi * scale * (decode[3] - decode[2]) + decode[2] + ]; + }, + readComponents: function MeshStreamReader_readComponents() { + var numComps = this.context.numComps; + var bitsPerComponent = this.context.bitsPerComponent; + var scale = bitsPerComponent < 32 ? 1 / ((1 << bitsPerComponent) - 1) : 2.3283064365386963e-10; + var decode = this.context.decode; + var components = this.tmpCompsBuf; + for (var i = 0, j = 4; i < numComps; i++, j += 2) { + var ci = this.readBits(bitsPerComponent); + components[i] = ci * scale * (decode[j + 1] - decode[j]) + decode[j]; + } + var color = this.tmpCsCompsBuf; + if (this.context.colorFn) { + this.context.colorFn(components, 0, color, 0); + } + return this.context.colorSpace.getRgb(color, 0); + } + }; + function decodeType4Shading(mesh, reader) { + var coords = mesh.coords; + var colors = mesh.colors; + var operators = []; + var ps = []; + var verticesLeft = 0; + while (reader.hasData) { + var f = reader.readFlag(); + var coord = reader.readCoordinate(); + var color = reader.readComponents(); + if (verticesLeft === 0) { + assert(0 <= f && f <= 2, 'Unknown type4 flag'); + switch (f) { + case 0: + verticesLeft = 3; + break; + case 1: + ps.push(ps[ps.length - 2], ps[ps.length - 1]); + verticesLeft = 1; + break; + case 2: + ps.push(ps[ps.length - 3], ps[ps.length - 1]); + verticesLeft = 1; + break; + } + operators.push(f); + } + ps.push(coords.length); + coords.push(coord); + colors.push(color); + verticesLeft--; + reader.align(); + } + mesh.figures.push({ + type: 'triangles', + coords: new Int32Array(ps), + colors: new Int32Array(ps) + }); + } + function decodeType5Shading(mesh, reader, verticesPerRow) { + var coords = mesh.coords; + var colors = mesh.colors; + var ps = []; + while (reader.hasData) { + var coord = reader.readCoordinate(); + var color = reader.readComponents(); + ps.push(coords.length); + coords.push(coord); + colors.push(color); + } + mesh.figures.push({ + type: 'lattice', + coords: new Int32Array(ps), + colors: new Int32Array(ps), + verticesPerRow: verticesPerRow + }); + } + var MIN_SPLIT_PATCH_CHUNKS_AMOUNT = 3; + var MAX_SPLIT_PATCH_CHUNKS_AMOUNT = 20; + var TRIANGLE_DENSITY = 20; + var getB = function getBClosure() { + function buildB(count) { + var lut = []; + for (var i = 0; i <= count; i++) { + var t = i / count, t_ = 1 - t; + lut.push(new Float32Array([ + t_ * t_ * t_, + 3 * t * t_ * t_, + 3 * t * t * t_, + t * t * t + ])); + } + return lut; + } + var cache = []; + return function getB(count) { + if (!cache[count]) { + cache[count] = buildB(count); + } + return cache[count]; + }; + }(); + function buildFigureFromPatch(mesh, index) { + var figure = mesh.figures[index]; + assert(figure.type === 'patch', 'Unexpected patch mesh figure'); + var coords = mesh.coords, colors = mesh.colors; + var pi = figure.coords; + var ci = figure.colors; + var figureMinX = Math.min(coords[pi[0]][0], coords[pi[3]][0], coords[pi[12]][0], coords[pi[15]][0]); + var figureMinY = Math.min(coords[pi[0]][1], coords[pi[3]][1], coords[pi[12]][1], coords[pi[15]][1]); + var figureMaxX = Math.max(coords[pi[0]][0], coords[pi[3]][0], coords[pi[12]][0], coords[pi[15]][0]); + var figureMaxY = Math.max(coords[pi[0]][1], coords[pi[3]][1], coords[pi[12]][1], coords[pi[15]][1]); + var splitXBy = Math.ceil((figureMaxX - figureMinX) * TRIANGLE_DENSITY / (mesh.bounds[2] - mesh.bounds[0])); + splitXBy = Math.max(MIN_SPLIT_PATCH_CHUNKS_AMOUNT, Math.min(MAX_SPLIT_PATCH_CHUNKS_AMOUNT, splitXBy)); + var splitYBy = Math.ceil((figureMaxY - figureMinY) * TRIANGLE_DENSITY / (mesh.bounds[3] - mesh.bounds[1])); + splitYBy = Math.max(MIN_SPLIT_PATCH_CHUNKS_AMOUNT, Math.min(MAX_SPLIT_PATCH_CHUNKS_AMOUNT, splitYBy)); + var verticesPerRow = splitXBy + 1; + var figureCoords = new Int32Array((splitYBy + 1) * verticesPerRow); + var figureColors = new Int32Array((splitYBy + 1) * verticesPerRow); + var k = 0; + var cl = new Uint8Array(3), cr = new Uint8Array(3); + var c0 = colors[ci[0]], c1 = colors[ci[1]], c2 = colors[ci[2]], c3 = colors[ci[3]]; + var bRow = getB(splitYBy), bCol = getB(splitXBy); + for (var row = 0; row <= splitYBy; row++) { + cl[0] = (c0[0] * (splitYBy - row) + c2[0] * row) / splitYBy | 0; + cl[1] = (c0[1] * (splitYBy - row) + c2[1] * row) / splitYBy | 0; + cl[2] = (c0[2] * (splitYBy - row) + c2[2] * row) / splitYBy | 0; + cr[0] = (c1[0] * (splitYBy - row) + c3[0] * row) / splitYBy | 0; + cr[1] = (c1[1] * (splitYBy - row) + c3[1] * row) / splitYBy | 0; + cr[2] = (c1[2] * (splitYBy - row) + c3[2] * row) / splitYBy | 0; + for (var col = 0; col <= splitXBy; col++, k++) { + if ((row === 0 || row === splitYBy) && (col === 0 || col === splitXBy)) { + continue; + } + var x = 0, y = 0; + var q = 0; + for (var i = 0; i <= 3; i++) { + for (var j = 0; j <= 3; j++, q++) { + var m = bRow[row][i] * bCol[col][j]; + x += coords[pi[q]][0] * m; + y += coords[pi[q]][1] * m; + } + } + figureCoords[k] = coords.length; + coords.push([ + x, + y + ]); + figureColors[k] = colors.length; + var newColor = new Uint8Array(3); + newColor[0] = (cl[0] * (splitXBy - col) + cr[0] * col) / splitXBy | 0; + newColor[1] = (cl[1] * (splitXBy - col) + cr[1] * col) / splitXBy | 0; + newColor[2] = (cl[2] * (splitXBy - col) + cr[2] * col) / splitXBy | 0; + colors.push(newColor); + } + } + figureCoords[0] = pi[0]; + figureColors[0] = ci[0]; + figureCoords[splitXBy] = pi[3]; + figureColors[splitXBy] = ci[1]; + figureCoords[verticesPerRow * splitYBy] = pi[12]; + figureColors[verticesPerRow * splitYBy] = ci[2]; + figureCoords[verticesPerRow * splitYBy + splitXBy] = pi[15]; + figureColors[verticesPerRow * splitYBy + splitXBy] = ci[3]; + mesh.figures[index] = { + type: 'lattice', + coords: figureCoords, + colors: figureColors, + verticesPerRow: verticesPerRow + }; + } + function decodeType6Shading(mesh, reader) { + var coords = mesh.coords; + var colors = mesh.colors; + var ps = new Int32Array(16); + var cs = new Int32Array(4); + while (reader.hasData) { + var f = reader.readFlag(); + assert(0 <= f && f <= 3, 'Unknown type6 flag'); + var i, ii; + var pi = coords.length; + for (i = 0, ii = f !== 0 ? 8 : 12; i < ii; i++) { + coords.push(reader.readCoordinate()); + } + var ci = colors.length; + for (i = 0, ii = f !== 0 ? 2 : 4; i < ii; i++) { + colors.push(reader.readComponents()); + } + var tmp1, tmp2, tmp3, tmp4; + switch (f) { + case 0: + ps[12] = pi + 3; + ps[13] = pi + 4; + ps[14] = pi + 5; + ps[15] = pi + 6; + ps[8] = pi + 2; + ps[11] = pi + 7; + ps[4] = pi + 1; + ps[7] = pi + 8; + ps[0] = pi; + ps[1] = pi + 11; + ps[2] = pi + 10; + ps[3] = pi + 9; + cs[2] = ci + 1; + cs[3] = ci + 2; + cs[0] = ci; + cs[1] = ci + 3; + break; + case 1: + tmp1 = ps[12]; + tmp2 = ps[13]; + tmp3 = ps[14]; + tmp4 = ps[15]; + ps[12] = tmp4; + ps[13] = pi + 0; + ps[14] = pi + 1; + ps[15] = pi + 2; + ps[8] = tmp3; + ps[11] = pi + 3; + ps[4] = tmp2; + ps[7] = pi + 4; + ps[0] = tmp1; + ps[1] = pi + 7; + ps[2] = pi + 6; + ps[3] = pi + 5; + tmp1 = cs[2]; + tmp2 = cs[3]; + cs[2] = tmp2; + cs[3] = ci; + cs[0] = tmp1; + cs[1] = ci + 1; + break; + case 2: + tmp1 = ps[15]; + tmp2 = ps[11]; + ps[12] = ps[3]; + ps[13] = pi + 0; + ps[14] = pi + 1; + ps[15] = pi + 2; + ps[8] = ps[7]; + ps[11] = pi + 3; + ps[4] = tmp2; + ps[7] = pi + 4; + ps[0] = tmp1; + ps[1] = pi + 7; + ps[2] = pi + 6; + ps[3] = pi + 5; + tmp1 = cs[3]; + cs[2] = cs[1]; + cs[3] = ci; + cs[0] = tmp1; + cs[1] = ci + 1; + break; + case 3: + ps[12] = ps[0]; + ps[13] = pi + 0; + ps[14] = pi + 1; + ps[15] = pi + 2; + ps[8] = ps[1]; + ps[11] = pi + 3; + ps[4] = ps[2]; + ps[7] = pi + 4; + ps[0] = ps[3]; + ps[1] = pi + 7; + ps[2] = pi + 6; + ps[3] = pi + 5; + cs[2] = cs[0]; + cs[3] = ci; + cs[0] = cs[1]; + cs[1] = ci + 1; + break; + } + ps[5] = coords.length; + coords.push([ + (-4 * coords[ps[0]][0] - coords[ps[15]][0] + 6 * (coords[ps[4]][0] + coords[ps[1]][0]) - 2 * (coords[ps[12]][0] + coords[ps[3]][0]) + 3 * (coords[ps[13]][0] + coords[ps[7]][0])) / 9, + (-4 * coords[ps[0]][1] - coords[ps[15]][1] + 6 * (coords[ps[4]][1] + coords[ps[1]][1]) - 2 * (coords[ps[12]][1] + coords[ps[3]][1]) + 3 * (coords[ps[13]][1] + coords[ps[7]][1])) / 9 + ]); + ps[6] = coords.length; + coords.push([ + (-4 * coords[ps[3]][0] - coords[ps[12]][0] + 6 * (coords[ps[2]][0] + coords[ps[7]][0]) - 2 * (coords[ps[0]][0] + coords[ps[15]][0]) + 3 * (coords[ps[4]][0] + coords[ps[14]][0])) / 9, + (-4 * coords[ps[3]][1] - coords[ps[12]][1] + 6 * (coords[ps[2]][1] + coords[ps[7]][1]) - 2 * (coords[ps[0]][1] + coords[ps[15]][1]) + 3 * (coords[ps[4]][1] + coords[ps[14]][1])) / 9 + ]); + ps[9] = coords.length; + coords.push([ + (-4 * coords[ps[12]][0] - coords[ps[3]][0] + 6 * (coords[ps[8]][0] + coords[ps[13]][0]) - 2 * (coords[ps[0]][0] + coords[ps[15]][0]) + 3 * (coords[ps[11]][0] + coords[ps[1]][0])) / 9, + (-4 * coords[ps[12]][1] - coords[ps[3]][1] + 6 * (coords[ps[8]][1] + coords[ps[13]][1]) - 2 * (coords[ps[0]][1] + coords[ps[15]][1]) + 3 * (coords[ps[11]][1] + coords[ps[1]][1])) / 9 + ]); + ps[10] = coords.length; + coords.push([ + (-4 * coords[ps[15]][0] - coords[ps[0]][0] + 6 * (coords[ps[11]][0] + coords[ps[14]][0]) - 2 * (coords[ps[12]][0] + coords[ps[3]][0]) + 3 * (coords[ps[2]][0] + coords[ps[8]][0])) / 9, + (-4 * coords[ps[15]][1] - coords[ps[0]][1] + 6 * (coords[ps[11]][1] + coords[ps[14]][1]) - 2 * (coords[ps[12]][1] + coords[ps[3]][1]) + 3 * (coords[ps[2]][1] + coords[ps[8]][1])) / 9 + ]); + mesh.figures.push({ + type: 'patch', + coords: new Int32Array(ps), + colors: new Int32Array(cs) + }); + } + } + function decodeType7Shading(mesh, reader) { + var coords = mesh.coords; + var colors = mesh.colors; + var ps = new Int32Array(16); + var cs = new Int32Array(4); + while (reader.hasData) { + var f = reader.readFlag(); + assert(0 <= f && f <= 3, 'Unknown type7 flag'); + var i, ii; + var pi = coords.length; + for (i = 0, ii = f !== 0 ? 12 : 16; i < ii; i++) { + coords.push(reader.readCoordinate()); + } + var ci = colors.length; + for (i = 0, ii = f !== 0 ? 2 : 4; i < ii; i++) { + colors.push(reader.readComponents()); + } + var tmp1, tmp2, tmp3, tmp4; + switch (f) { + case 0: + ps[12] = pi + 3; + ps[13] = pi + 4; + ps[14] = pi + 5; + ps[15] = pi + 6; + ps[8] = pi + 2; + ps[9] = pi + 13; + ps[10] = pi + 14; + ps[11] = pi + 7; + ps[4] = pi + 1; + ps[5] = pi + 12; + ps[6] = pi + 15; + ps[7] = pi + 8; + ps[0] = pi; + ps[1] = pi + 11; + ps[2] = pi + 10; + ps[3] = pi + 9; + cs[2] = ci + 1; + cs[3] = ci + 2; + cs[0] = ci; + cs[1] = ci + 3; + break; + case 1: + tmp1 = ps[12]; + tmp2 = ps[13]; + tmp3 = ps[14]; + tmp4 = ps[15]; + ps[12] = tmp4; + ps[13] = pi + 0; + ps[14] = pi + 1; + ps[15] = pi + 2; + ps[8] = tmp3; + ps[9] = pi + 9; + ps[10] = pi + 10; + ps[11] = pi + 3; + ps[4] = tmp2; + ps[5] = pi + 8; + ps[6] = pi + 11; + ps[7] = pi + 4; + ps[0] = tmp1; + ps[1] = pi + 7; + ps[2] = pi + 6; + ps[3] = pi + 5; + tmp1 = cs[2]; + tmp2 = cs[3]; + cs[2] = tmp2; + cs[3] = ci; + cs[0] = tmp1; + cs[1] = ci + 1; + break; + case 2: + tmp1 = ps[15]; + tmp2 = ps[11]; + ps[12] = ps[3]; + ps[13] = pi + 0; + ps[14] = pi + 1; + ps[15] = pi + 2; + ps[8] = ps[7]; + ps[9] = pi + 9; + ps[10] = pi + 10; + ps[11] = pi + 3; + ps[4] = tmp2; + ps[5] = pi + 8; + ps[6] = pi + 11; + ps[7] = pi + 4; + ps[0] = tmp1; + ps[1] = pi + 7; + ps[2] = pi + 6; + ps[3] = pi + 5; + tmp1 = cs[3]; + cs[2] = cs[1]; + cs[3] = ci; + cs[0] = tmp1; + cs[1] = ci + 1; + break; + case 3: + ps[12] = ps[0]; + ps[13] = pi + 0; + ps[14] = pi + 1; + ps[15] = pi + 2; + ps[8] = ps[1]; + ps[9] = pi + 9; + ps[10] = pi + 10; + ps[11] = pi + 3; + ps[4] = ps[2]; + ps[5] = pi + 8; + ps[6] = pi + 11; + ps[7] = pi + 4; + ps[0] = ps[3]; + ps[1] = pi + 7; + ps[2] = pi + 6; + ps[3] = pi + 5; + cs[2] = cs[0]; + cs[3] = ci; + cs[0] = cs[1]; + cs[1] = ci + 1; + break; + } + mesh.figures.push({ + type: 'patch', + coords: new Int32Array(ps), + colors: new Int32Array(cs) + }); + } + } + function updateBounds(mesh) { + var minX = mesh.coords[0][0], minY = mesh.coords[0][1], maxX = minX, maxY = minY; + for (var i = 1, ii = mesh.coords.length; i < ii; i++) { + var x = mesh.coords[i][0], y = mesh.coords[i][1]; + minX = minX > x ? x : minX; + minY = minY > y ? y : minY; + maxX = maxX < x ? x : maxX; + maxY = maxY < y ? y : maxY; + } + mesh.bounds = [ + minX, + minY, + maxX, + maxY + ]; + } + function packData(mesh) { + var i, ii, j, jj; + var coords = mesh.coords; + var coordsPacked = new Float32Array(coords.length * 2); + for (i = 0, j = 0, ii = coords.length; i < ii; i++) { + var xy = coords[i]; + coordsPacked[j++] = xy[0]; + coordsPacked[j++] = xy[1]; + } + mesh.coords = coordsPacked; + var colors = mesh.colors; + var colorsPacked = new Uint8Array(colors.length * 3); + for (i = 0, j = 0, ii = colors.length; i < ii; i++) { + var c = colors[i]; + colorsPacked[j++] = c[0]; + colorsPacked[j++] = c[1]; + colorsPacked[j++] = c[2]; + } + mesh.colors = colorsPacked; + var figures = mesh.figures; + for (i = 0, ii = figures.length; i < ii; i++) { + var figure = figures[i], ps = figure.coords, cs = figure.colors; + for (j = 0, jj = ps.length; j < jj; j++) { + ps[j] *= 2; + cs[j] *= 3; + } + } + } + function Mesh(stream, matrix, xref, res) { + assert(isStream(stream), 'Mesh data is not a stream'); + var dict = stream.dict; + this.matrix = matrix; + this.shadingType = dict.get('ShadingType'); + this.type = 'Pattern'; + this.bbox = dict.getArray('BBox'); + var cs = dict.get('ColorSpace', 'CS'); + cs = ColorSpace.parse(cs, xref, res); + this.cs = cs; + this.background = dict.has('Background') ? cs.getRgb(dict.get('Background'), 0) : null; + var fnObj = dict.get('Function'); + var fn = fnObj ? PDFFunction.parseArray(xref, fnObj) : null; + this.coords = []; + this.colors = []; + this.figures = []; + var decodeContext = { + bitsPerCoordinate: dict.get('BitsPerCoordinate'), + bitsPerComponent: dict.get('BitsPerComponent'), + bitsPerFlag: dict.get('BitsPerFlag'), + decode: dict.getArray('Decode'), + colorFn: fn, + colorSpace: cs, + numComps: fn ? 1 : cs.numComps + }; + var reader = new MeshStreamReader(stream, decodeContext); + var patchMesh = false; + switch (this.shadingType) { + case ShadingType.FREE_FORM_MESH: + decodeType4Shading(this, reader); + break; + case ShadingType.LATTICE_FORM_MESH: + var verticesPerRow = dict.get('VerticesPerRow') | 0; + assert(verticesPerRow >= 2, 'Invalid VerticesPerRow'); + decodeType5Shading(this, reader, verticesPerRow); + break; + case ShadingType.COONS_PATCH_MESH: + decodeType6Shading(this, reader); + patchMesh = true; + break; + case ShadingType.TENSOR_PATCH_MESH: + decodeType7Shading(this, reader); + patchMesh = true; + break; + default: + error('Unsupported mesh type.'); + break; + } + if (patchMesh) { + updateBounds(this); + for (var i = 0, ii = this.figures.length; i < ii; i++) { + buildFigureFromPatch(this, i); + } + } + updateBounds(this); + packData(this); + } + Mesh.prototype = { + getIR: function Mesh_getIR() { + return [ + 'Mesh', + this.shadingType, + this.coords, + this.colors, + this.figures, + this.bounds, + this.matrix, + this.bbox, + this.background + ]; + } + }; + return Mesh; + }(); + Shadings.Dummy = function DummyClosure() { + function Dummy() { + this.type = 'Pattern'; + } + Dummy.prototype = { + getIR: function Dummy_getIR() { + return ['Dummy']; + } + }; + return Dummy; + }(); + function getTilingPatternIR(operatorList, dict, args) { + var matrix = dict.getArray('Matrix'); + var bbox = dict.getArray('BBox'); + var xstep = dict.get('XStep'); + var ystep = dict.get('YStep'); + var paintType = dict.get('PaintType'); + var tilingType = dict.get('TilingType'); + return [ + 'TilingPattern', + args, + operatorList, + matrix, + bbox, + xstep, + ystep, + paintType, + tilingType + ]; + } + exports.Pattern = Pattern; + exports.getTilingPatternIR = getTilingPatternIR; + })); + (function (root, factory) { + factory(root.pdfjsCoreEvaluator = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreStream, root.pdfjsCoreParser, root.pdfjsCoreImage, root.pdfjsCoreColorSpace, root.pdfjsCoreMurmurHash3, root.pdfjsCoreFonts, root.pdfjsCoreFunction, root.pdfjsCorePattern, root.pdfjsCoreCMap, root.pdfjsCoreMetrics, root.pdfjsCoreBidi, root.pdfjsCoreEncodings, root.pdfjsCoreStandardFonts, root.pdfjsCoreUnicode, root.pdfjsCoreGlyphList); + }(this, function (exports, sharedUtil, corePrimitives, coreStream, coreParser, coreImage, coreColorSpace, coreMurmurHash3, coreFonts, coreFunction, corePattern, coreCMap, coreMetrics, coreBidi, coreEncodings, coreStandardFonts, coreUnicode, coreGlyphList) { + var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX; + var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX; + var UNSUPPORTED_FEATURES = sharedUtil.UNSUPPORTED_FEATURES; + var ImageKind = sharedUtil.ImageKind; + var OPS = sharedUtil.OPS; + var TextRenderingMode = sharedUtil.TextRenderingMode; + var Util = sharedUtil.Util; + var assert = sharedUtil.assert; + var createPromiseCapability = sharedUtil.createPromiseCapability; + var error = sharedUtil.error; + var info = sharedUtil.info; + var isArray = sharedUtil.isArray; + var isNum = sharedUtil.isNum; + var isString = sharedUtil.isString; + var getLookupTableFactory = sharedUtil.getLookupTableFactory; + var warn = sharedUtil.warn; + var Dict = corePrimitives.Dict; + var Name = corePrimitives.Name; + var isCmd = corePrimitives.isCmd; + var isDict = corePrimitives.isDict; + var isName = corePrimitives.isName; + var isRef = corePrimitives.isRef; + var isStream = corePrimitives.isStream; + var DecodeStream = coreStream.DecodeStream; + var JpegStream = coreStream.JpegStream; + var Stream = coreStream.Stream; + var Lexer = coreParser.Lexer; + var Parser = coreParser.Parser; + var isEOF = coreParser.isEOF; + var PDFImage = coreImage.PDFImage; + var ColorSpace = coreColorSpace.ColorSpace; + var MurmurHash3_64 = coreMurmurHash3.MurmurHash3_64; + var ErrorFont = coreFonts.ErrorFont; + var FontFlags = coreFonts.FontFlags; + var Font = coreFonts.Font; + var IdentityToUnicodeMap = coreFonts.IdentityToUnicodeMap; + var ToUnicodeMap = coreFonts.ToUnicodeMap; + var getFontType = coreFonts.getFontType; + var isPDFFunction = coreFunction.isPDFFunction; + var PDFFunction = coreFunction.PDFFunction; + var Pattern = corePattern.Pattern; + var getTilingPatternIR = corePattern.getTilingPatternIR; + var CMapFactory = coreCMap.CMapFactory; + var IdentityCMap = coreCMap.IdentityCMap; + var getMetrics = coreMetrics.getMetrics; + var bidi = coreBidi.bidi; + var WinAnsiEncoding = coreEncodings.WinAnsiEncoding; + var StandardEncoding = coreEncodings.StandardEncoding; + var MacRomanEncoding = coreEncodings.MacRomanEncoding; + var SymbolSetEncoding = coreEncodings.SymbolSetEncoding; + var ZapfDingbatsEncoding = coreEncodings.ZapfDingbatsEncoding; + var getEncoding = coreEncodings.getEncoding; + var getStdFontMap = coreStandardFonts.getStdFontMap; + var getSerifFonts = coreStandardFonts.getSerifFonts; + var getSymbolsFonts = coreStandardFonts.getSymbolsFonts; + var getNormalizedUnicodes = coreUnicode.getNormalizedUnicodes; + var reverseIfRtl = coreUnicode.reverseIfRtl; + var getUnicodeForGlyph = coreUnicode.getUnicodeForGlyph; + var getGlyphsUnicode = coreGlyphList.getGlyphsUnicode; + var PartialEvaluator = function PartialEvaluatorClosure() { + var DefaultPartialEvaluatorOptions = { + forceDataSchema: false, + maxImageSize: -1, + disableFontFace: false, + cMapOptions: { + url: null, + packed: false + } + }; + function NativeImageDecoder(xref, resources, handler, forceDataSchema) { + this.xref = xref; + this.resources = resources; + this.handler = handler; + this.forceDataSchema = forceDataSchema; + } + NativeImageDecoder.prototype = { + canDecode: function (image) { + return image instanceof JpegStream && NativeImageDecoder.isDecodable(image, this.xref, this.resources); + }, + decode: function (image) { + var dict = image.dict; + var colorSpace = dict.get('ColorSpace', 'CS'); + colorSpace = ColorSpace.parse(colorSpace, this.xref, this.resources); + var numComps = colorSpace.numComps; + var decodePromise = this.handler.sendWithPromise('JpegDecode', [ + image.getIR(this.forceDataSchema), + numComps + ]); + return decodePromise.then(function (message) { + var data = message.data; + return new Stream(data, 0, data.length, image.dict); + }); + } + }; + NativeImageDecoder.isSupported = function NativeImageDecoder_isSupported(image, xref, res) { + var dict = image.dict; + if (dict.has('DecodeParms') || dict.has('DP')) { + return false; + } + var cs = ColorSpace.parse(dict.get('ColorSpace', 'CS'), xref, res); + return (cs.name === 'DeviceGray' || cs.name === 'DeviceRGB') && cs.isDefaultDecode(dict.getArray('Decode', 'D')); + }; + NativeImageDecoder.isDecodable = function NativeImageDecoder_isDecodable(image, xref, res) { + var dict = image.dict; + if (dict.has('DecodeParms') || dict.has('DP')) { + return false; + } + var cs = ColorSpace.parse(dict.get('ColorSpace', 'CS'), xref, res); + return (cs.numComps === 1 || cs.numComps === 3) && cs.isDefaultDecode(dict.getArray('Decode', 'D')); + }; + function PartialEvaluator(pdfManager, xref, handler, pageIndex, idFactory, fontCache, options) { + this.pdfManager = pdfManager; + this.xref = xref; + this.handler = handler; + this.pageIndex = pageIndex; + this.idFactory = idFactory; + this.fontCache = fontCache; + this.options = options || DefaultPartialEvaluatorOptions; + } + var TIME_SLOT_DURATION_MS = 20; + var CHECK_TIME_EVERY = 100; + function TimeSlotManager() { + this.reset(); + } + TimeSlotManager.prototype = { + check: function TimeSlotManager_check() { + if (++this.checked < CHECK_TIME_EVERY) { + return false; + } + this.checked = 0; + return this.endTime <= Date.now(); + }, + reset: function TimeSlotManager_reset() { + this.endTime = Date.now() + TIME_SLOT_DURATION_MS; + this.checked = 0; + } + }; + var deferred = Promise.resolve(); + var TILING_PATTERN = 1, SHADING_PATTERN = 2; + PartialEvaluator.prototype = { + hasBlendModes: function PartialEvaluator_hasBlendModes(resources) { + if (!isDict(resources)) { + return false; + } + var processed = Object.create(null); + if (resources.objId) { + processed[resources.objId] = true; + } + var nodes = [resources], xref = this.xref; + while (nodes.length) { + var key, i, ii; + var node = nodes.shift(); + var graphicStates = node.get('ExtGState'); + if (isDict(graphicStates)) { + var graphicStatesKeys = graphicStates.getKeys(); + for (i = 0, ii = graphicStatesKeys.length; i < ii; i++) { + key = graphicStatesKeys[i]; + var graphicState = graphicStates.get(key); + var bm = graphicState.get('BM'); + if (isName(bm) && bm.name !== 'Normal') { + return true; + } + } + } + var xObjects = node.get('XObject'); + if (!isDict(xObjects)) { + continue; + } + var xObjectsKeys = xObjects.getKeys(); + for (i = 0, ii = xObjectsKeys.length; i < ii; i++) { + key = xObjectsKeys[i]; + var xObject = xObjects.getRaw(key); + if (isRef(xObject)) { + if (processed[xObject.toString()]) { + continue; + } + xObject = xref.fetch(xObject); + } + if (!isStream(xObject)) { + continue; + } + if (xObject.dict.objId) { + if (processed[xObject.dict.objId]) { + continue; + } + processed[xObject.dict.objId] = true; + } + var xResources = xObject.dict.get('Resources'); + if (isDict(xResources) && (!xResources.objId || !processed[xResources.objId])) { + nodes.push(xResources); + if (xResources.objId) { + processed[xResources.objId] = true; + } + } + } + } + return false; + }, + buildFormXObject: function PartialEvaluator_buildFormXObject(resources, xobj, smask, operatorList, task, initialState) { + var matrix = xobj.dict.getArray('Matrix'); + var bbox = xobj.dict.getArray('BBox'); + var group = xobj.dict.get('Group'); + if (group) { + var groupOptions = { + matrix: matrix, + bbox: bbox, + smask: smask, + isolated: false, + knockout: false + }; + var groupSubtype = group.get('S'); + var colorSpace; + if (isName(groupSubtype, 'Transparency')) { + groupOptions.isolated = group.get('I') || false; + groupOptions.knockout = group.get('K') || false; + colorSpace = group.has('CS') ? ColorSpace.parse(group.get('CS'), this.xref, resources) : null; + } + if (smask && smask.backdrop) { + colorSpace = colorSpace || ColorSpace.singletons.rgb; + smask.backdrop = colorSpace.getRgb(smask.backdrop, 0); + } + operatorList.addOp(OPS.beginGroup, [groupOptions]); + } + operatorList.addOp(OPS.paintFormXObjectBegin, [ + matrix, + bbox + ]); + return this.getOperatorList(xobj, task, xobj.dict.get('Resources') || resources, operatorList, initialState).then(function () { + operatorList.addOp(OPS.paintFormXObjectEnd, []); + if (group) { + operatorList.addOp(OPS.endGroup, [groupOptions]); + } + }); + }, + buildPaintImageXObject: function PartialEvaluator_buildPaintImageXObject(resources, image, inline, operatorList, cacheKey, imageCache) { + var self = this; + var dict = image.dict; + var w = dict.get('Width', 'W'); + var h = dict.get('Height', 'H'); + if (!(w && isNum(w)) || !(h && isNum(h))) { + warn('Image dimensions are missing, or not numbers.'); + return; + } + var maxImageSize = this.options.maxImageSize; + if (maxImageSize !== -1 && w * h > maxImageSize) { + warn('Image exceeded maximum allowed size and was removed.'); + return; + } + var imageMask = dict.get('ImageMask', 'IM') || false; + var imgData, args; + if (imageMask) { + var width = dict.get('Width', 'W'); + var height = dict.get('Height', 'H'); + var bitStrideLength = width + 7 >> 3; + var imgArray = image.getBytes(bitStrideLength * height); + var decode = dict.getArray('Decode', 'D'); + var inverseDecode = !!decode && decode[0] > 0; + imgData = PDFImage.createMask(imgArray, width, height, image instanceof DecodeStream, inverseDecode); + imgData.cached = true; + args = [imgData]; + operatorList.addOp(OPS.paintImageMaskXObject, args); + if (cacheKey) { + imageCache[cacheKey] = { + fn: OPS.paintImageMaskXObject, + args: args + }; + } + return; + } + var softMask = dict.get('SMask', 'SM') || false; + var mask = dict.get('Mask') || false; + var SMALL_IMAGE_DIMENSIONS = 200; + if (inline && !softMask && !mask && !(image instanceof JpegStream) && w + h < SMALL_IMAGE_DIMENSIONS) { + var imageObj = new PDFImage(this.xref, resources, image, inline, null, null); + imgData = imageObj.createImageData(true); + operatorList.addOp(OPS.paintInlineImageXObject, [imgData]); + return; + } + var objId = 'img_' + this.idFactory.createObjId(); + operatorList.addDependency(objId); + args = [ + objId, + w, + h + ]; + if (!softMask && !mask && image instanceof JpegStream && NativeImageDecoder.isSupported(image, this.xref, resources)) { + operatorList.addOp(OPS.paintJpegXObject, args); + this.handler.send('obj', [ + objId, + this.pageIndex, + 'JpegStream', + image.getIR(this.options.forceDataSchema) + ]); + return; + } + var nativeImageDecoder = null; + if (image instanceof JpegStream || mask instanceof JpegStream || softMask instanceof JpegStream) { + nativeImageDecoder = new NativeImageDecoder(self.xref, resources, self.handler, self.options.forceDataSchema); + } + PDFImage.buildImage(self.handler, self.xref, resources, image, inline, nativeImageDecoder).then(function (imageObj) { + var imgData = imageObj.createImageData(false); + self.handler.send('obj', [ + objId, + self.pageIndex, + 'Image', + imgData + ], [imgData.data.buffer]); + }).then(undefined, function (reason) { + warn('Unable to decode image: ' + reason); + self.handler.send('obj', [ + objId, + self.pageIndex, + 'Image', + null + ]); + }); + operatorList.addOp(OPS.paintImageXObject, args); + if (cacheKey) { + imageCache[cacheKey] = { + fn: OPS.paintImageXObject, + args: args + }; + } + }, + handleSMask: function PartialEvaluator_handleSmask(smask, resources, operatorList, task, stateManager) { + var smaskContent = smask.get('G'); + var smaskOptions = { + subtype: smask.get('S').name, + backdrop: smask.get('BC') + }; + var transferObj = smask.get('TR'); + if (isPDFFunction(transferObj)) { + var transferFn = PDFFunction.parse(this.xref, transferObj); + var transferMap = new Uint8Array(256); + var tmp = new Float32Array(1); + for (var i = 0; i < 256; i++) { + tmp[0] = i / 255; + transferFn(tmp, 0, tmp, 0); + transferMap[i] = tmp[0] * 255 | 0; + } + smaskOptions.transferMap = transferMap; + } + return this.buildFormXObject(resources, smaskContent, smaskOptions, operatorList, task, stateManager.state.clone()); + }, + handleTilingType: function PartialEvaluator_handleTilingType(fn, args, resources, pattern, patternDict, operatorList, task) { + var tilingOpList = new OperatorList(); + var resourcesArray = [ + patternDict.get('Resources'), + resources + ]; + var patternResources = Dict.merge(this.xref, resourcesArray); + return this.getOperatorList(pattern, task, patternResources, tilingOpList).then(function () { + operatorList.addDependencies(tilingOpList.dependencies); + operatorList.addOp(fn, getTilingPatternIR({ + fnArray: tilingOpList.fnArray, + argsArray: tilingOpList.argsArray + }, patternDict, args)); + }); + }, + handleSetFont: function PartialEvaluator_handleSetFont(resources, fontArgs, fontRef, operatorList, task, state) { + var fontName; + if (fontArgs) { + fontArgs = fontArgs.slice(); + fontName = fontArgs[0].name; + } + var self = this; + return this.loadFont(fontName, fontRef, this.xref, resources).then(function (translated) { + if (!translated.font.isType3Font) { + return translated; + } + return translated.loadType3Data(self, resources, operatorList, task).then(function () { + return translated; + }, function (reason) { + self.handler.send('UnsupportedFeature', { featureId: UNSUPPORTED_FEATURES.font }); + return new TranslatedFont('g_font_error', new ErrorFont('Type3 font load error: ' + reason), translated.font); + }); + }).then(function (translated) { + state.font = translated.font; + translated.send(self.handler); + return translated.loadedName; + }); + }, + handleText: function PartialEvaluator_handleText(chars, state) { + var font = state.font; + var glyphs = font.charsToGlyphs(chars); + var isAddToPathSet = !!(state.textRenderingMode & TextRenderingMode.ADD_TO_PATH_FLAG); + if (font.data && (isAddToPathSet || this.options.disableFontFace)) { + var buildPath = function (fontChar) { + if (!font.renderer.hasBuiltPath(fontChar)) { + var path = font.renderer.getPathJs(fontChar); + this.handler.send('commonobj', [ + font.loadedName + '_path_' + fontChar, + 'FontPath', + path + ]); + } + }.bind(this); + for (var i = 0, ii = glyphs.length; i < ii; i++) { + var glyph = glyphs[i]; + buildPath(glyph.fontChar); + var accent = glyph.accent; + if (accent && accent.fontChar) { + buildPath(accent.fontChar); + } + } + } + return glyphs; + }, + setGState: function PartialEvaluator_setGState(resources, gState, operatorList, task, xref, stateManager) { + var gStateObj = []; + var gStateKeys = gState.getKeys(); + var self = this; + var promise = Promise.resolve(); + for (var i = 0, ii = gStateKeys.length; i < ii; i++) { + var key = gStateKeys[i]; + var value = gState.get(key); + switch (key) { + case 'Type': + break; + case 'LW': + case 'LC': + case 'LJ': + case 'ML': + case 'D': + case 'RI': + case 'FL': + case 'CA': + case 'ca': + gStateObj.push([ + key, + value + ]); + break; + case 'Font': + promise = promise.then(function () { + return self.handleSetFont(resources, null, value[0], operatorList, task, stateManager.state).then(function (loadedName) { + operatorList.addDependency(loadedName); + gStateObj.push([ + key, + [ + loadedName, + value[1] + ] + ]); + }); + }); + break; + case 'BM': + gStateObj.push([ + key, + value + ]); + break; + case 'SMask': + if (isName(value, 'None')) { + gStateObj.push([ + key, + false + ]); + break; + } + if (isDict(value)) { + promise = promise.then(function (dict) { + return self.handleSMask(dict, resources, operatorList, task, stateManager); + }.bind(this, value)); + gStateObj.push([ + key, + true + ]); + } else { + warn('Unsupported SMask type'); + } + break; + case 'OP': + case 'op': + case 'OPM': + case 'BG': + case 'BG2': + case 'UCR': + case 'UCR2': + case 'TR': + case 'TR2': + case 'HT': + case 'SM': + case 'SA': + case 'AIS': + case 'TK': + info('graphic state operator ' + key); + break; + default: + info('Unknown graphic state operator ' + key); + break; + } + } + return promise.then(function () { + if (gStateObj.length > 0) { + operatorList.addOp(OPS.setGState, [gStateObj]); + } + }); + }, + loadFont: function PartialEvaluator_loadFont(fontName, font, xref, resources) { + function errorFont() { + return Promise.resolve(new TranslatedFont('g_font_error', new ErrorFont('Font ' + fontName + ' is not available'), font)); + } + var fontRef; + if (font) { + assert(isRef(font)); + fontRef = font; + } else { + var fontRes = resources.get('Font'); + if (fontRes) { + fontRef = fontRes.getRaw(fontName); + } else { + warn('fontRes not available'); + return errorFont(); + } + } + if (!fontRef) { + warn('fontRef not available'); + return errorFont(); + } + if (this.fontCache.has(fontRef)) { + return this.fontCache.get(fontRef); + } + font = xref.fetchIfRef(fontRef); + if (!isDict(font)) { + return errorFont(); + } + if (font.translated) { + return font.translated; + } + var fontCapability = createPromiseCapability(); + var preEvaluatedFont = this.preEvaluateFont(font, xref); + var descriptor = preEvaluatedFont.descriptor; + var fontRefIsRef = isRef(fontRef), fontID; + if (fontRefIsRef) { + fontID = fontRef.toString(); + } + if (isDict(descriptor)) { + if (!descriptor.fontAliases) { + descriptor.fontAliases = Object.create(null); + } + var fontAliases = descriptor.fontAliases; + var hash = preEvaluatedFont.hash; + if (fontAliases[hash]) { + var aliasFontRef = fontAliases[hash].aliasRef; + if (fontRefIsRef && aliasFontRef && this.fontCache.has(aliasFontRef)) { + this.fontCache.putAlias(fontRef, aliasFontRef); + return this.fontCache.get(fontRef); + } + } else { + fontAliases[hash] = { fontID: Font.getFontID() }; + } + if (fontRefIsRef) { + fontAliases[hash].aliasRef = fontRef; + } + fontID = fontAliases[hash].fontID; + } + if (fontRefIsRef) { + this.fontCache.put(fontRef, fontCapability.promise); + } else { + if (!fontID) { + fontID = this.idFactory.createObjId(); + } + this.fontCache.put('id_' + fontID, fontCapability.promise); + } + assert(fontID, 'The "fontID" must be defined.'); + font.loadedName = 'g_' + this.pdfManager.docId + '_f' + fontID; + font.translated = fontCapability.promise; + var translatedPromise; + try { + translatedPromise = this.translateFont(preEvaluatedFont, xref); + } catch (e) { + translatedPromise = Promise.reject(e); + } + var self = this; + translatedPromise.then(function (translatedFont) { + if (translatedFont.fontType !== undefined) { + var xrefFontStats = xref.stats.fontTypes; + xrefFontStats[translatedFont.fontType] = true; + } + fontCapability.resolve(new TranslatedFont(font.loadedName, translatedFont, font)); + }, function (reason) { + self.handler.send('UnsupportedFeature', { featureId: UNSUPPORTED_FEATURES.font }); + try { + var descriptor = preEvaluatedFont.descriptor; + var fontFile3 = descriptor && descriptor.get('FontFile3'); + var subtype = fontFile3 && fontFile3.get('Subtype'); + var fontType = getFontType(preEvaluatedFont.type, subtype && subtype.name); + var xrefFontStats = xref.stats.fontTypes; + xrefFontStats[fontType] = true; + } catch (ex) { + } + fontCapability.resolve(new TranslatedFont(font.loadedName, new ErrorFont(reason instanceof Error ? reason.message : reason), font)); + }); + return fontCapability.promise; + }, + buildPath: function PartialEvaluator_buildPath(operatorList, fn, args) { + var lastIndex = operatorList.length - 1; + if (!args) { + args = []; + } + if (lastIndex < 0 || operatorList.fnArray[lastIndex] !== OPS.constructPath) { + operatorList.addOp(OPS.constructPath, [ + [fn], + args + ]); + } else { + var opArgs = operatorList.argsArray[lastIndex]; + opArgs[0].push(fn); + Array.prototype.push.apply(opArgs[1], args); + } + }, + handleColorN: function PartialEvaluator_handleColorN(operatorList, fn, args, cs, patterns, resources, task, xref) { + var patternName = args[args.length - 1]; + var pattern; + if (isName(patternName) && (pattern = patterns.get(patternName.name))) { + var dict = isStream(pattern) ? pattern.dict : pattern; + var typeNum = dict.get('PatternType'); + if (typeNum === TILING_PATTERN) { + var color = cs.base ? cs.base.getRgb(args, 0) : null; + return this.handleTilingType(fn, color, resources, pattern, dict, operatorList, task); + } else if (typeNum === SHADING_PATTERN) { + var shading = dict.get('Shading'); + var matrix = dict.getArray('Matrix'); + pattern = Pattern.parseShading(shading, matrix, xref, resources, this.handler); + operatorList.addOp(fn, pattern.getIR()); + return Promise.resolve(); + } + return Promise.reject('Unknown PatternType: ' + typeNum); + } + operatorList.addOp(fn, args); + return Promise.resolve(); + }, + getOperatorList: function PartialEvaluator_getOperatorList(stream, task, resources, operatorList, initialState) { + var self = this; + var xref = this.xref; + var imageCache = Object.create(null); + assert(operatorList); + resources = resources || Dict.empty; + var xobjs = resources.get('XObject') || Dict.empty; + var patterns = resources.get('Pattern') || Dict.empty; + var stateManager = new StateManager(initialState || new EvalState()); + var preprocessor = new EvaluatorPreprocessor(stream, xref, stateManager); + var timeSlotManager = new TimeSlotManager(); + return new Promise(function promiseBody(resolve, reject) { + var next = function (promise) { + promise.then(function () { + try { + promiseBody(resolve, reject); + } catch (ex) { + reject(ex); + } + }, reject); + }; + task.ensureNotTerminated(); + timeSlotManager.reset(); + var stop, operation = {}, i, ii, cs; + while (!(stop = timeSlotManager.check())) { + operation.args = null; + if (!preprocessor.read(operation)) { + break; + } + var args = operation.args; + var fn = operation.fn; + switch (fn | 0) { + case OPS.paintXObject: + if (args[0].code) { + break; + } + var name = args[0].name; + if (!name) { + warn('XObject must be referred to by name.'); + continue; + } + if (imageCache[name] !== undefined) { + operatorList.addOp(imageCache[name].fn, imageCache[name].args); + args = null; + continue; + } + var xobj = xobjs.get(name); + if (xobj) { + assert(isStream(xobj), 'XObject should be a stream'); + var type = xobj.dict.get('Subtype'); + assert(isName(type), 'XObject should have a Name subtype'); + if (type.name === 'Form') { + stateManager.save(); + next(self.buildFormXObject(resources, xobj, null, operatorList, task, stateManager.state.clone()).then(function () { + stateManager.restore(); + })); + return; + } else if (type.name === 'Image') { + self.buildPaintImageXObject(resources, xobj, false, operatorList, name, imageCache); + args = null; + continue; + } else if (type.name === 'PS') { + info('Ignored XObject subtype PS'); + continue; + } else { + error('Unhandled XObject subtype ' + type.name); + } + } + break; + case OPS.setFont: + var fontSize = args[1]; + next(self.handleSetFont(resources, args, null, operatorList, task, stateManager.state).then(function (loadedName) { + operatorList.addDependency(loadedName); + operatorList.addOp(OPS.setFont, [ + loadedName, + fontSize + ]); + })); + return; + case OPS.endInlineImage: + var cacheKey = args[0].cacheKey; + if (cacheKey) { + var cacheEntry = imageCache[cacheKey]; + if (cacheEntry !== undefined) { + operatorList.addOp(cacheEntry.fn, cacheEntry.args); + args = null; + continue; + } + } + self.buildPaintImageXObject(resources, args[0], true, operatorList, cacheKey, imageCache); + args = null; + continue; + case OPS.showText: + args[0] = self.handleText(args[0], stateManager.state); + break; + case OPS.showSpacedText: + var arr = args[0]; + var combinedGlyphs = []; + var arrLength = arr.length; + var state = stateManager.state; + for (i = 0; i < arrLength; ++i) { + var arrItem = arr[i]; + if (isString(arrItem)) { + Array.prototype.push.apply(combinedGlyphs, self.handleText(arrItem, state)); + } else if (isNum(arrItem)) { + combinedGlyphs.push(arrItem); + } + } + args[0] = combinedGlyphs; + fn = OPS.showText; + break; + case OPS.nextLineShowText: + operatorList.addOp(OPS.nextLine); + args[0] = self.handleText(args[0], stateManager.state); + fn = OPS.showText; + break; + case OPS.nextLineSetSpacingShowText: + operatorList.addOp(OPS.nextLine); + operatorList.addOp(OPS.setWordSpacing, [args.shift()]); + operatorList.addOp(OPS.setCharSpacing, [args.shift()]); + args[0] = self.handleText(args[0], stateManager.state); + fn = OPS.showText; + break; + case OPS.setTextRenderingMode: + stateManager.state.textRenderingMode = args[0]; + break; + case OPS.setFillColorSpace: + stateManager.state.fillColorSpace = ColorSpace.parse(args[0], xref, resources); + continue; + case OPS.setStrokeColorSpace: + stateManager.state.strokeColorSpace = ColorSpace.parse(args[0], xref, resources); + continue; + case OPS.setFillColor: + cs = stateManager.state.fillColorSpace; + args = cs.getRgb(args, 0); + fn = OPS.setFillRGBColor; + break; + case OPS.setStrokeColor: + cs = stateManager.state.strokeColorSpace; + args = cs.getRgb(args, 0); + fn = OPS.setStrokeRGBColor; + break; + case OPS.setFillGray: + stateManager.state.fillColorSpace = ColorSpace.singletons.gray; + args = ColorSpace.singletons.gray.getRgb(args, 0); + fn = OPS.setFillRGBColor; + break; + case OPS.setStrokeGray: + stateManager.state.strokeColorSpace = ColorSpace.singletons.gray; + args = ColorSpace.singletons.gray.getRgb(args, 0); + fn = OPS.setStrokeRGBColor; + break; + case OPS.setFillCMYKColor: + stateManager.state.fillColorSpace = ColorSpace.singletons.cmyk; + args = ColorSpace.singletons.cmyk.getRgb(args, 0); + fn = OPS.setFillRGBColor; + break; + case OPS.setStrokeCMYKColor: + stateManager.state.strokeColorSpace = ColorSpace.singletons.cmyk; + args = ColorSpace.singletons.cmyk.getRgb(args, 0); + fn = OPS.setStrokeRGBColor; + break; + case OPS.setFillRGBColor: + stateManager.state.fillColorSpace = ColorSpace.singletons.rgb; + args = ColorSpace.singletons.rgb.getRgb(args, 0); + break; + case OPS.setStrokeRGBColor: + stateManager.state.strokeColorSpace = ColorSpace.singletons.rgb; + args = ColorSpace.singletons.rgb.getRgb(args, 0); + break; + case OPS.setFillColorN: + cs = stateManager.state.fillColorSpace; + if (cs.name === 'Pattern') { + next(self.handleColorN(operatorList, OPS.setFillColorN, args, cs, patterns, resources, task, xref)); + return; + } + args = cs.getRgb(args, 0); + fn = OPS.setFillRGBColor; + break; + case OPS.setStrokeColorN: + cs = stateManager.state.strokeColorSpace; + if (cs.name === 'Pattern') { + next(self.handleColorN(operatorList, OPS.setStrokeColorN, args, cs, patterns, resources, task, xref)); + return; + } + args = cs.getRgb(args, 0); + fn = OPS.setStrokeRGBColor; + break; + case OPS.shadingFill: + var shadingRes = resources.get('Shading'); + if (!shadingRes) { + error('No shading resource found'); + } + var shading = shadingRes.get(args[0].name); + if (!shading) { + error('No shading object found'); + } + var shadingFill = Pattern.parseShading(shading, null, xref, resources, self.handler); + var patternIR = shadingFill.getIR(); + args = [patternIR]; + fn = OPS.shadingFill; + break; + case OPS.setGState: + var dictName = args[0]; + var extGState = resources.get('ExtGState'); + if (!isDict(extGState) || !extGState.has(dictName.name)) { + break; + } + var gState = extGState.get(dictName.name); + next(self.setGState(resources, gState, operatorList, task, xref, stateManager)); + return; + case OPS.moveTo: + case OPS.lineTo: + case OPS.curveTo: + case OPS.curveTo2: + case OPS.curveTo3: + case OPS.closePath: + self.buildPath(operatorList, fn, args); + continue; + case OPS.rectangle: + self.buildPath(operatorList, fn, args); + continue; + case OPS.markPoint: + case OPS.markPointProps: + case OPS.beginMarkedContent: + case OPS.beginMarkedContentProps: + case OPS.endMarkedContent: + case OPS.beginCompat: + case OPS.endCompat: + continue; + default: + if (args !== null) { + for (i = 0, ii = args.length; i < ii; i++) { + if (args[i] instanceof Dict) { + break; + } + } + if (i < ii) { + warn('getOperatorList - ignoring operator: ' + fn); + continue; + } + } + } + operatorList.addOp(fn, args); + } + if (stop) { + next(deferred); + return; + } + for (i = 0, ii = preprocessor.savedStatesDepth; i < ii; i++) { + operatorList.addOp(OPS.restore, []); + } + resolve(); + }); + }, + getTextContent: function PartialEvaluator_getTextContent(stream, task, resources, stateManager, normalizeWhitespace, combineTextItems) { + stateManager = stateManager || new StateManager(new TextState()); + var WhitespaceRegexp = /\s/g; + var textContent = { + items: [], + styles: Object.create(null) + }; + var textContentItem = { + initialized: false, + str: [], + width: 0, + height: 0, + vertical: false, + lastAdvanceWidth: 0, + lastAdvanceHeight: 0, + textAdvanceScale: 0, + spaceWidth: 0, + fakeSpaceMin: Infinity, + fakeMultiSpaceMin: Infinity, + fakeMultiSpaceMax: -0, + textRunBreakAllowed: false, + transform: null, + fontName: null + }; + var SPACE_FACTOR = 0.3; + var MULTI_SPACE_FACTOR = 1.5; + var MULTI_SPACE_FACTOR_MAX = 4; + var self = this; + var xref = this.xref; + resources = xref.fetchIfRef(resources) || Dict.empty; + var xobjs = null; + var xobjsCache = Object.create(null); + var preprocessor = new EvaluatorPreprocessor(stream, xref, stateManager); + var textState; + function ensureTextContentItem() { + if (textContentItem.initialized) { + return textContentItem; + } + var font = textState.font; + if (!(font.loadedName in textContent.styles)) { + textContent.styles[font.loadedName] = { + fontFamily: font.fallbackName, + ascent: font.ascent, + descent: font.descent, + vertical: font.vertical + }; + } + textContentItem.fontName = font.loadedName; + var tsm = [ + textState.fontSize * textState.textHScale, + 0, + 0, + textState.fontSize, + 0, + textState.textRise + ]; + if (font.isType3Font && textState.fontMatrix !== FONT_IDENTITY_MATRIX && textState.fontSize === 1) { + var glyphHeight = font.bbox[3] - font.bbox[1]; + if (glyphHeight > 0) { + glyphHeight = glyphHeight * textState.fontMatrix[3]; + tsm[3] *= glyphHeight; + } + } + var trm = Util.transform(textState.ctm, Util.transform(textState.textMatrix, tsm)); + textContentItem.transform = trm; + if (!font.vertical) { + textContentItem.width = 0; + textContentItem.height = Math.sqrt(trm[2] * trm[2] + trm[3] * trm[3]); + textContentItem.vertical = false; + } else { + textContentItem.width = Math.sqrt(trm[0] * trm[0] + trm[1] * trm[1]); + textContentItem.height = 0; + textContentItem.vertical = true; + } + var a = textState.textLineMatrix[0]; + var b = textState.textLineMatrix[1]; + var scaleLineX = Math.sqrt(a * a + b * b); + a = textState.ctm[0]; + b = textState.ctm[1]; + var scaleCtmX = Math.sqrt(a * a + b * b); + textContentItem.textAdvanceScale = scaleCtmX * scaleLineX; + textContentItem.lastAdvanceWidth = 0; + textContentItem.lastAdvanceHeight = 0; + var spaceWidth = font.spaceWidth / 1000 * textState.fontSize; + if (spaceWidth) { + textContentItem.spaceWidth = spaceWidth; + textContentItem.fakeSpaceMin = spaceWidth * SPACE_FACTOR; + textContentItem.fakeMultiSpaceMin = spaceWidth * MULTI_SPACE_FACTOR; + textContentItem.fakeMultiSpaceMax = spaceWidth * MULTI_SPACE_FACTOR_MAX; + textContentItem.textRunBreakAllowed = !font.isMonospace; + } else { + textContentItem.spaceWidth = 0; + textContentItem.fakeSpaceMin = Infinity; + textContentItem.fakeMultiSpaceMin = Infinity; + textContentItem.fakeMultiSpaceMax = 0; + textContentItem.textRunBreakAllowed = false; + } + textContentItem.initialized = true; + return textContentItem; + } + function replaceWhitespace(str) { + var i = 0, ii = str.length, code; + while (i < ii && (code = str.charCodeAt(i)) >= 0x20 && code <= 0x7F) { + i++; + } + return i < ii ? str.replace(WhitespaceRegexp, ' ') : str; + } + function runBidiTransform(textChunk) { + var str = textChunk.str.join(''); + var bidiResult = bidi(str, -1, textChunk.vertical); + return { + str: normalizeWhitespace ? replaceWhitespace(bidiResult.str) : bidiResult.str, + dir: bidiResult.dir, + width: textChunk.width, + height: textChunk.height, + transform: textChunk.transform, + fontName: textChunk.fontName + }; + } + function handleSetFont(fontName, fontRef) { + return self.loadFont(fontName, fontRef, xref, resources).then(function (translated) { + textState.font = translated.font; + textState.fontMatrix = translated.font.fontMatrix || FONT_IDENTITY_MATRIX; + }); + } + function buildTextContentItem(chars) { + var font = textState.font; + var textChunk = ensureTextContentItem(); + var width = 0; + var height = 0; + var glyphs = font.charsToGlyphs(chars); + var defaultVMetrics = font.defaultVMetrics; + for (var i = 0; i < glyphs.length; i++) { + var glyph = glyphs[i]; + var vMetricX = null; + var vMetricY = null; + var glyphWidth = null; + if (font.vertical) { + if (glyph.vmetric) { + glyphWidth = glyph.vmetric[0]; + vMetricX = glyph.vmetric[1]; + vMetricY = glyph.vmetric[2]; + } else { + glyphWidth = glyph.width; + vMetricX = glyph.width * 0.5; + vMetricY = defaultVMetrics[2]; + } + } else { + glyphWidth = glyph.width; + } + var glyphUnicode = glyph.unicode; + var NormalizedUnicodes = getNormalizedUnicodes(); + if (NormalizedUnicodes[glyphUnicode] !== undefined) { + glyphUnicode = NormalizedUnicodes[glyphUnicode]; + } + glyphUnicode = reverseIfRtl(glyphUnicode); + var charSpacing = textState.charSpacing; + if (glyph.isSpace) { + var wordSpacing = textState.wordSpacing; + charSpacing += wordSpacing; + if (wordSpacing > 0) { + addFakeSpaces(wordSpacing, textChunk.str); + } + } + var tx = 0; + var ty = 0; + if (!font.vertical) { + var w0 = glyphWidth * textState.fontMatrix[0]; + tx = (w0 * textState.fontSize + charSpacing) * textState.textHScale; + width += tx; + } else { + var w1 = glyphWidth * textState.fontMatrix[0]; + ty = w1 * textState.fontSize + charSpacing; + height += ty; + } + textState.translateTextMatrix(tx, ty); + textChunk.str.push(glyphUnicode); + } + if (!font.vertical) { + textChunk.lastAdvanceWidth = width; + textChunk.width += width; + } else { + textChunk.lastAdvanceHeight = height; + textChunk.height += Math.abs(height); + } + return textChunk; + } + function addFakeSpaces(width, strBuf) { + if (width < textContentItem.fakeSpaceMin) { + return; + } + if (width < textContentItem.fakeMultiSpaceMin) { + strBuf.push(' '); + return; + } + var fakeSpaces = Math.round(width / textContentItem.spaceWidth); + while (fakeSpaces-- > 0) { + strBuf.push(' '); + } + } + function flushTextContentItem() { + if (!textContentItem.initialized) { + return; + } + textContentItem.width *= textContentItem.textAdvanceScale; + textContentItem.height *= textContentItem.textAdvanceScale; + textContent.items.push(runBidiTransform(textContentItem)); + textContentItem.initialized = false; + textContentItem.str.length = 0; + } + var timeSlotManager = new TimeSlotManager(); + return new Promise(function promiseBody(resolve, reject) { + var next = function (promise) { + promise.then(function () { + try { + promiseBody(resolve, reject); + } catch (ex) { + reject(ex); + } + }, reject); + }; + task.ensureNotTerminated(); + timeSlotManager.reset(); + var stop, operation = {}, args = []; + while (!(stop = timeSlotManager.check())) { + args.length = 0; + operation.args = args; + if (!preprocessor.read(operation)) { + break; + } + textState = stateManager.state; + var fn = operation.fn; + args = operation.args; + var advance, diff; + switch (fn | 0) { + case OPS.setFont: + var fontNameArg = args[0].name, fontSizeArg = args[1]; + if (textState.font && fontNameArg === textState.fontName && fontSizeArg === textState.fontSize) { + break; + } + flushTextContentItem(); + textState.fontName = fontNameArg; + textState.fontSize = fontSizeArg; + next(handleSetFont(fontNameArg, null)); + return; + case OPS.setTextRise: + flushTextContentItem(); + textState.textRise = args[0]; + break; + case OPS.setHScale: + flushTextContentItem(); + textState.textHScale = args[0] / 100; + break; + case OPS.setLeading: + flushTextContentItem(); + textState.leading = args[0]; + break; + case OPS.moveText: + var isSameTextLine = !textState.font ? false : (textState.font.vertical ? args[0] : args[1]) === 0; + advance = args[0] - args[1]; + if (combineTextItems && isSameTextLine && textContentItem.initialized && advance > 0 && advance <= textContentItem.fakeMultiSpaceMax) { + textState.translateTextLineMatrix(args[0], args[1]); + textContentItem.width += args[0] - textContentItem.lastAdvanceWidth; + textContentItem.height += args[1] - textContentItem.lastAdvanceHeight; + diff = args[0] - textContentItem.lastAdvanceWidth - (args[1] - textContentItem.lastAdvanceHeight); + addFakeSpaces(diff, textContentItem.str); + break; + } + flushTextContentItem(); + textState.translateTextLineMatrix(args[0], args[1]); + textState.textMatrix = textState.textLineMatrix.slice(); + break; + case OPS.setLeadingMoveText: + flushTextContentItem(); + textState.leading = -args[1]; + textState.translateTextLineMatrix(args[0], args[1]); + textState.textMatrix = textState.textLineMatrix.slice(); + break; + case OPS.nextLine: + flushTextContentItem(); + textState.carriageReturn(); + break; + case OPS.setTextMatrix: + advance = textState.calcTextLineMatrixAdvance(args[0], args[1], args[2], args[3], args[4], args[5]); + if (combineTextItems && advance !== null && textContentItem.initialized && advance.value > 0 && advance.value <= textContentItem.fakeMultiSpaceMax) { + textState.translateTextLineMatrix(advance.width, advance.height); + textContentItem.width += advance.width - textContentItem.lastAdvanceWidth; + textContentItem.height += advance.height - textContentItem.lastAdvanceHeight; + diff = advance.width - textContentItem.lastAdvanceWidth - (advance.height - textContentItem.lastAdvanceHeight); + addFakeSpaces(diff, textContentItem.str); + break; + } + flushTextContentItem(); + textState.setTextMatrix(args[0], args[1], args[2], args[3], args[4], args[5]); + textState.setTextLineMatrix(args[0], args[1], args[2], args[3], args[4], args[5]); + break; + case OPS.setCharSpacing: + textState.charSpacing = args[0]; + break; + case OPS.setWordSpacing: + textState.wordSpacing = args[0]; + break; + case OPS.beginText: + flushTextContentItem(); + textState.textMatrix = IDENTITY_MATRIX.slice(); + textState.textLineMatrix = IDENTITY_MATRIX.slice(); + break; + case OPS.showSpacedText: + var items = args[0]; + var offset; + for (var j = 0, jj = items.length; j < jj; j++) { + if (typeof items[j] === 'string') { + buildTextContentItem(items[j]); + } else if (isNum(items[j])) { + ensureTextContentItem(); + advance = items[j] * textState.fontSize / 1000; + var breakTextRun = false; + if (textState.font.vertical) { + offset = advance; + textState.translateTextMatrix(0, offset); + breakTextRun = textContentItem.textRunBreakAllowed && advance > textContentItem.fakeMultiSpaceMax; + if (!breakTextRun) { + textContentItem.height += offset; + } + } else { + advance = -advance; + offset = advance * textState.textHScale; + textState.translateTextMatrix(offset, 0); + breakTextRun = textContentItem.textRunBreakAllowed && advance > textContentItem.fakeMultiSpaceMax; + if (!breakTextRun) { + textContentItem.width += offset; + } + } + if (breakTextRun) { + flushTextContentItem(); + } else if (advance > 0) { + addFakeSpaces(advance, textContentItem.str); + } + } + } + break; + case OPS.showText: + buildTextContentItem(args[0]); + break; + case OPS.nextLineShowText: + flushTextContentItem(); + textState.carriageReturn(); + buildTextContentItem(args[0]); + break; + case OPS.nextLineSetSpacingShowText: + flushTextContentItem(); + textState.wordSpacing = args[0]; + textState.charSpacing = args[1]; + textState.carriageReturn(); + buildTextContentItem(args[2]); + break; + case OPS.paintXObject: + flushTextContentItem(); + if (args[0].code) { + break; + } + if (!xobjs) { + xobjs = resources.get('XObject') || Dict.empty; + } + var name = args[0].name; + if (xobjsCache.key === name) { + if (xobjsCache.texts) { + Util.appendToArray(textContent.items, xobjsCache.texts.items); + Util.extendObj(textContent.styles, xobjsCache.texts.styles); + } + break; + } + var xobj = xobjs.get(name); + if (!xobj) { + break; + } + assert(isStream(xobj), 'XObject should be a stream'); + var type = xobj.dict.get('Subtype'); + assert(isName(type), 'XObject should have a Name subtype'); + if ('Form' !== type.name) { + xobjsCache.key = name; + xobjsCache.texts = null; + break; + } + stateManager.save(); + var matrix = xobj.dict.getArray('Matrix'); + if (isArray(matrix) && matrix.length === 6) { + stateManager.transform(matrix); + } + next(self.getTextContent(xobj, task, xobj.dict.get('Resources') || resources, stateManager, normalizeWhitespace, combineTextItems).then(function (formTextContent) { + Util.appendToArray(textContent.items, formTextContent.items); + Util.extendObj(textContent.styles, formTextContent.styles); + stateManager.restore(); + xobjsCache.key = name; + xobjsCache.texts = formTextContent; + })); + return; + case OPS.setGState: + flushTextContentItem(); + var dictName = args[0]; + var extGState = resources.get('ExtGState'); + if (!isDict(extGState) || !isName(dictName)) { + break; + } + var gState = extGState.get(dictName.name); + if (!isDict(gState)) { + break; + } + var gStateFont = gState.get('Font'); + if (gStateFont) { + textState.fontName = null; + textState.fontSize = gStateFont[1]; + next(handleSetFont(null, gStateFont[0])); + return; + } + break; + } + } + if (stop) { + next(deferred); + return; + } + flushTextContentItem(); + resolve(textContent); + }); + }, + extractDataStructures: function PartialEvaluator_extractDataStructures(dict, baseDict, xref, properties) { + var toUnicode = dict.get('ToUnicode') || baseDict.get('ToUnicode'); + var toUnicodePromise = toUnicode ? this.readToUnicode(toUnicode) : Promise.resolve(undefined); + if (properties.composite) { + var cidSystemInfo = dict.get('CIDSystemInfo'); + if (isDict(cidSystemInfo)) { + properties.cidSystemInfo = { + registry: cidSystemInfo.get('Registry'), + ordering: cidSystemInfo.get('Ordering'), + supplement: cidSystemInfo.get('Supplement') + }; + } + var cidToGidMap = dict.get('CIDToGIDMap'); + if (isStream(cidToGidMap)) { + properties.cidToGidMap = this.readCidToGidMap(cidToGidMap); + } + } + var differences = []; + var baseEncodingName = null; + var encoding; + if (dict.has('Encoding')) { + encoding = dict.get('Encoding'); + if (isDict(encoding)) { + baseEncodingName = encoding.get('BaseEncoding'); + baseEncodingName = isName(baseEncodingName) ? baseEncodingName.name : null; + if (encoding.has('Differences')) { + var diffEncoding = encoding.get('Differences'); + var index = 0; + for (var j = 0, jj = diffEncoding.length; j < jj; j++) { + var data = xref.fetchIfRef(diffEncoding[j]); + if (isNum(data)) { + index = data; + } else if (isName(data)) { + differences[index++] = data.name; + } else { + error('Invalid entry in \'Differences\' array: ' + data); + } + } + } + } else if (isName(encoding)) { + baseEncodingName = encoding.name; + } else { + error('Encoding is not a Name nor a Dict'); + } + if (baseEncodingName !== 'MacRomanEncoding' && baseEncodingName !== 'MacExpertEncoding' && baseEncodingName !== 'WinAnsiEncoding') { + baseEncodingName = null; + } + } + if (baseEncodingName) { + properties.defaultEncoding = getEncoding(baseEncodingName).slice(); + } else { + var isSymbolicFont = !!(properties.flags & FontFlags.Symbolic); + var isNonsymbolicFont = !!(properties.flags & FontFlags.Nonsymbolic); + encoding = StandardEncoding; + if (properties.type === 'TrueType' && !isNonsymbolicFont) { + encoding = WinAnsiEncoding; + } + if (isSymbolicFont) { + encoding = MacRomanEncoding; + if (!properties.file) { + if (/Symbol/i.test(properties.name)) { + encoding = SymbolSetEncoding; + } else if (/Dingbats/i.test(properties.name)) { + encoding = ZapfDingbatsEncoding; + } + } + } + properties.defaultEncoding = encoding; + } + properties.differences = differences; + properties.baseEncodingName = baseEncodingName; + properties.hasEncoding = !!baseEncodingName || differences.length > 0; + properties.dict = dict; + return toUnicodePromise.then(function (toUnicode) { + properties.toUnicode = toUnicode; + return this.buildToUnicode(properties); + }.bind(this)).then(function (toUnicode) { + properties.toUnicode = toUnicode; + return properties; + }); + }, + buildToUnicode: function PartialEvaluator_buildToUnicode(properties) { + properties.hasIncludedToUnicodeMap = !!properties.toUnicode && properties.toUnicode.length > 0; + if (properties.hasIncludedToUnicodeMap) { + return Promise.resolve(properties.toUnicode); + } + var toUnicode, charcode, glyphName; + if (!properties.composite) + { + toUnicode = []; + var encoding = properties.defaultEncoding.slice(); + var baseEncodingName = properties.baseEncodingName; + var differences = properties.differences; + for (charcode in differences) { + glyphName = differences[charcode]; + if (glyphName === '.notdef') { + continue; + } + encoding[charcode] = glyphName; + } + var glyphsUnicodeMap = getGlyphsUnicode(); + for (charcode in encoding) { + glyphName = encoding[charcode]; + if (glyphName === '') { + continue; + } else if (glyphsUnicodeMap[glyphName] === undefined) { + var code = 0; + switch (glyphName[0]) { + case 'G': + if (glyphName.length === 3) { + code = parseInt(glyphName.substr(1), 16); + } + break; + case 'g': + if (glyphName.length === 5) { + code = parseInt(glyphName.substr(1), 16); + } + break; + case 'C': + case 'c': + if (glyphName.length >= 3) { + code = +glyphName.substr(1); + } + break; + default: + var unicode = getUnicodeForGlyph(glyphName, glyphsUnicodeMap); + if (unicode !== -1) { + code = unicode; + } + } + if (code) { + if (baseEncodingName && code === +charcode) { + var baseEncoding = getEncoding(baseEncodingName); + if (baseEncoding && (glyphName = baseEncoding[charcode])) { + toUnicode[charcode] = String.fromCharCode(glyphsUnicodeMap[glyphName]); + continue; + } + } + toUnicode[charcode] = String.fromCharCode(code); + } + continue; + } + toUnicode[charcode] = String.fromCharCode(glyphsUnicodeMap[glyphName]); + } + return Promise.resolve(new ToUnicodeMap(toUnicode)); + } + if (properties.composite && (properties.cMap.builtInCMap && !(properties.cMap instanceof IdentityCMap) || properties.cidSystemInfo.registry === 'Adobe' && (properties.cidSystemInfo.ordering === 'GB1' || properties.cidSystemInfo.ordering === 'CNS1' || properties.cidSystemInfo.ordering === 'Japan1' || properties.cidSystemInfo.ordering === 'Korea1'))) { + var registry = properties.cidSystemInfo.registry; + var ordering = properties.cidSystemInfo.ordering; + var ucs2CMapName = Name.get(registry + '-' + ordering + '-UCS2'); + return CMapFactory.create(ucs2CMapName, this.options.cMapOptions, null).then(function (ucs2CMap) { + var cMap = properties.cMap; + toUnicode = []; + cMap.forEach(function (charcode, cid) { + assert(cid <= 0xffff, 'Max size of CID is 65,535'); + var ucs2 = ucs2CMap.lookup(cid); + if (ucs2) { + toUnicode[charcode] = String.fromCharCode((ucs2.charCodeAt(0) << 8) + ucs2.charCodeAt(1)); + } + }); + return new ToUnicodeMap(toUnicode); + }); + } + return Promise.resolve(new IdentityToUnicodeMap(properties.firstChar, properties.lastChar)); + }, + readToUnicode: function PartialEvaluator_readToUnicode(toUnicode) { + var cmapObj = toUnicode; + if (isName(cmapObj)) { + return CMapFactory.create(cmapObj, this.options.cMapOptions, null).then(function (cmap) { + if (cmap instanceof IdentityCMap) { + return new IdentityToUnicodeMap(0, 0xFFFF); + } + return new ToUnicodeMap(cmap.getMap()); + }); + } else if (isStream(cmapObj)) { + return CMapFactory.create(cmapObj, this.options.cMapOptions, null).then(function (cmap) { + if (cmap instanceof IdentityCMap) { + return new IdentityToUnicodeMap(0, 0xFFFF); + } + var map = new Array(cmap.length); + cmap.forEach(function (charCode, token) { + var str = []; + for (var k = 0; k < token.length; k += 2) { + var w1 = token.charCodeAt(k) << 8 | token.charCodeAt(k + 1); + if ((w1 & 0xF800) !== 0xD800) { + str.push(w1); + continue; + } + k += 2; + var w2 = token.charCodeAt(k) << 8 | token.charCodeAt(k + 1); + str.push(((w1 & 0x3ff) << 10) + (w2 & 0x3ff) + 0x10000); + } + map[charCode] = String.fromCharCode.apply(String, str); + }); + return new ToUnicodeMap(map); + }); + } + return Promise.resolve(null); + }, + readCidToGidMap: function PartialEvaluator_readCidToGidMap(cidToGidStream) { + var glyphsData = cidToGidStream.getBytes(); + var result = []; + for (var j = 0, jj = glyphsData.length; j < jj; j++) { + var glyphID = glyphsData[j++] << 8 | glyphsData[j]; + if (glyphID === 0) { + continue; + } + var code = j >> 1; + result[code] = glyphID; + } + return result; + }, + extractWidths: function PartialEvaluator_extractWidths(dict, xref, descriptor, properties) { + var glyphsWidths = []; + var defaultWidth = 0; + var glyphsVMetrics = []; + var defaultVMetrics; + var i, ii, j, jj, start, code, widths; + if (properties.composite) { + defaultWidth = dict.get('DW') || 1000; + widths = dict.get('W'); + if (widths) { + for (i = 0, ii = widths.length; i < ii; i++) { + start = xref.fetchIfRef(widths[i++]); + code = xref.fetchIfRef(widths[i]); + if (isArray(code)) { + for (j = 0, jj = code.length; j < jj; j++) { + glyphsWidths[start++] = xref.fetchIfRef(code[j]); + } + } else { + var width = xref.fetchIfRef(widths[++i]); + for (j = start; j <= code; j++) { + glyphsWidths[j] = width; + } + } + } + } + if (properties.vertical) { + var vmetrics = dict.getArray('DW2') || [ + 880, + -1000 + ]; + defaultVMetrics = [ + vmetrics[1], + defaultWidth * 0.5, + vmetrics[0] + ]; + vmetrics = dict.get('W2'); + if (vmetrics) { + for (i = 0, ii = vmetrics.length; i < ii; i++) { + start = xref.fetchIfRef(vmetrics[i++]); + code = xref.fetchIfRef(vmetrics[i]); + if (isArray(code)) { + for (j = 0, jj = code.length; j < jj; j++) { + glyphsVMetrics[start++] = [ + xref.fetchIfRef(code[j++]), + xref.fetchIfRef(code[j++]), + xref.fetchIfRef(code[j]) + ]; + } + } else { + var vmetric = [ + xref.fetchIfRef(vmetrics[++i]), + xref.fetchIfRef(vmetrics[++i]), + xref.fetchIfRef(vmetrics[++i]) + ]; + for (j = start; j <= code; j++) { + glyphsVMetrics[j] = vmetric; + } + } + } + } + } + } else { + var firstChar = properties.firstChar; + widths = dict.get('Widths'); + if (widths) { + j = firstChar; + for (i = 0, ii = widths.length; i < ii; i++) { + glyphsWidths[j++] = xref.fetchIfRef(widths[i]); + } + defaultWidth = parseFloat(descriptor.get('MissingWidth')) || 0; + } else { + var baseFontName = dict.get('BaseFont'); + if (isName(baseFontName)) { + var metrics = this.getBaseFontMetrics(baseFontName.name); + glyphsWidths = this.buildCharCodeToWidth(metrics.widths, properties); + defaultWidth = metrics.defaultWidth; + } + } + } + var isMonospace = true; + var firstWidth = defaultWidth; + for (var glyph in glyphsWidths) { + var glyphWidth = glyphsWidths[glyph]; + if (!glyphWidth) { + continue; + } + if (!firstWidth) { + firstWidth = glyphWidth; + continue; + } + if (firstWidth !== glyphWidth) { + isMonospace = false; + break; + } + } + if (isMonospace) { + properties.flags |= FontFlags.FixedPitch; + } + properties.defaultWidth = defaultWidth; + properties.widths = glyphsWidths; + properties.defaultVMetrics = defaultVMetrics; + properties.vmetrics = glyphsVMetrics; + }, + isSerifFont: function PartialEvaluator_isSerifFont(baseFontName) { + var fontNameWoStyle = baseFontName.split('-')[0]; + return fontNameWoStyle in getSerifFonts() || fontNameWoStyle.search(/serif/gi) !== -1; + }, + getBaseFontMetrics: function PartialEvaluator_getBaseFontMetrics(name) { + var defaultWidth = 0; + var widths = []; + var monospace = false; + var stdFontMap = getStdFontMap(); + var lookupName = stdFontMap[name] || name; + var Metrics = getMetrics(); + if (!(lookupName in Metrics)) { + if (this.isSerifFont(name)) { + lookupName = 'Times-Roman'; + } else { + lookupName = 'Helvetica'; + } + } + var glyphWidths = Metrics[lookupName]; + if (isNum(glyphWidths)) { + defaultWidth = glyphWidths; + monospace = true; + } else { + widths = glyphWidths(); + } + return { + defaultWidth: defaultWidth, + monospace: monospace, + widths: widths + }; + }, + buildCharCodeToWidth: function PartialEvaluator_bulildCharCodeToWidth(widthsByGlyphName, properties) { + var widths = Object.create(null); + var differences = properties.differences; + var encoding = properties.defaultEncoding; + for (var charCode = 0; charCode < 256; charCode++) { + if (charCode in differences && widthsByGlyphName[differences[charCode]]) { + widths[charCode] = widthsByGlyphName[differences[charCode]]; + continue; + } + if (charCode in encoding && widthsByGlyphName[encoding[charCode]]) { + widths[charCode] = widthsByGlyphName[encoding[charCode]]; + continue; + } + } + return widths; + }, + preEvaluateFont: function PartialEvaluator_preEvaluateFont(dict, xref) { + var baseDict = dict; + var type = dict.get('Subtype'); + assert(isName(type), 'invalid font Subtype'); + var composite = false; + var uint8array; + if (type.name === 'Type0') { + var df = dict.get('DescendantFonts'); + if (!df) { + error('Descendant fonts are not specified'); + } + dict = isArray(df) ? xref.fetchIfRef(df[0]) : df; + type = dict.get('Subtype'); + assert(isName(type), 'invalid font Subtype'); + composite = true; + } + var descriptor = dict.get('FontDescriptor'); + if (descriptor) { + var hash = new MurmurHash3_64(); + var encoding = baseDict.getRaw('Encoding'); + if (isName(encoding)) { + hash.update(encoding.name); + } else if (isRef(encoding)) { + hash.update(encoding.toString()); + } else if (isDict(encoding)) { + var keys = encoding.getKeys(); + for (var i = 0, ii = keys.length; i < ii; i++) { + var entry = encoding.getRaw(keys[i]); + if (isName(entry)) { + hash.update(entry.name); + } else if (isRef(entry)) { + hash.update(entry.toString()); + } else if (isArray(entry)) { + var diffLength = entry.length, diffBuf = new Array(diffLength); + for (var j = 0; j < diffLength; j++) { + var diffEntry = entry[j]; + if (isName(diffEntry)) { + diffBuf[j] = diffEntry.name; + } else if (isNum(diffEntry) || isRef(diffEntry)) { + diffBuf[j] = diffEntry.toString(); + } + } + hash.update(diffBuf.join()); + } + } + } + var toUnicode = dict.get('ToUnicode') || baseDict.get('ToUnicode'); + if (isStream(toUnicode)) { + var stream = toUnicode.str || toUnicode; + uint8array = stream.buffer ? new Uint8Array(stream.buffer.buffer, 0, stream.bufferLength) : new Uint8Array(stream.bytes.buffer, stream.start, stream.end - stream.start); + hash.update(uint8array); + } else if (isName(toUnicode)) { + hash.update(toUnicode.name); + } + var widths = dict.get('Widths') || baseDict.get('Widths'); + if (widths) { + uint8array = new Uint8Array(new Uint32Array(widths).buffer); + hash.update(uint8array); + } + } + return { + descriptor: descriptor, + dict: dict, + baseDict: baseDict, + composite: composite, + type: type.name, + hash: hash ? hash.hexdigest() : '' + }; + }, + translateFont: function PartialEvaluator_translateFont(preEvaluatedFont, xref) { + var baseDict = preEvaluatedFont.baseDict; + var dict = preEvaluatedFont.dict; + var composite = preEvaluatedFont.composite; + var descriptor = preEvaluatedFont.descriptor; + var type = preEvaluatedFont.type; + var maxCharIndex = composite ? 0xFFFF : 0xFF; + var cMapOptions = this.options.cMapOptions; + var properties; + if (!descriptor) { + if (type === 'Type3') { + descriptor = new Dict(null); + descriptor.set('FontName', Name.get(type)); + descriptor.set('FontBBox', dict.getArray('FontBBox')); + } else { + var baseFontName = dict.get('BaseFont'); + if (!isName(baseFontName)) { + error('Base font is not specified'); + } + baseFontName = baseFontName.name.replace(/[,_]/g, '-'); + var metrics = this.getBaseFontMetrics(baseFontName); + var fontNameWoStyle = baseFontName.split('-')[0]; + var flags = (this.isSerifFont(fontNameWoStyle) ? FontFlags.Serif : 0) | (metrics.monospace ? FontFlags.FixedPitch : 0) | (getSymbolsFonts()[fontNameWoStyle] ? FontFlags.Symbolic : FontFlags.Nonsymbolic); + properties = { + type: type, + name: baseFontName, + widths: metrics.widths, + defaultWidth: metrics.defaultWidth, + flags: flags, + firstChar: 0, + lastChar: maxCharIndex + }; + return this.extractDataStructures(dict, dict, xref, properties).then(function (properties) { + properties.widths = this.buildCharCodeToWidth(metrics.widths, properties); + return new Font(baseFontName, null, properties); + }.bind(this)); + } + } + var firstChar = dict.get('FirstChar') || 0; + var lastChar = dict.get('LastChar') || maxCharIndex; + var fontName = descriptor.get('FontName'); + var baseFont = dict.get('BaseFont'); + if (isString(fontName)) { + fontName = Name.get(fontName); + } + if (isString(baseFont)) { + baseFont = Name.get(baseFont); + } + if (type !== 'Type3') { + var fontNameStr = fontName && fontName.name; + var baseFontStr = baseFont && baseFont.name; + if (fontNameStr !== baseFontStr) { + info('The FontDescriptor\'s FontName is "' + fontNameStr + '" but should be the same as the Font\'s BaseFont "' + baseFontStr + '"'); + if (fontNameStr && baseFontStr && baseFontStr.indexOf(fontNameStr) === 0) { + fontName = baseFont; + } + } + } + fontName = fontName || baseFont; + assert(isName(fontName), 'invalid font name'); + var fontFile = descriptor.get('FontFile', 'FontFile2', 'FontFile3'); + if (fontFile) { + if (fontFile.dict) { + var subtype = fontFile.dict.get('Subtype'); + if (subtype) { + subtype = subtype.name; + } + var length1 = fontFile.dict.get('Length1'); + var length2 = fontFile.dict.get('Length2'); + var length3 = fontFile.dict.get('Length3'); + } + } + properties = { + type: type, + name: fontName.name, + subtype: subtype, + file: fontFile, + length1: length1, + length2: length2, + length3: length3, + loadedName: baseDict.loadedName, + composite: composite, + wideChars: composite, + fixedPitch: false, + fontMatrix: dict.getArray('FontMatrix') || FONT_IDENTITY_MATRIX, + firstChar: firstChar || 0, + lastChar: lastChar || maxCharIndex, + bbox: descriptor.getArray('FontBBox'), + ascent: descriptor.get('Ascent'), + descent: descriptor.get('Descent'), + xHeight: descriptor.get('XHeight'), + capHeight: descriptor.get('CapHeight'), + flags: descriptor.get('Flags'), + italicAngle: descriptor.get('ItalicAngle'), + coded: false + }; + var cMapPromise; + if (composite) { + var cidEncoding = baseDict.get('Encoding'); + if (isName(cidEncoding)) { + properties.cidEncoding = cidEncoding.name; + } + cMapPromise = CMapFactory.create(cidEncoding, cMapOptions, null).then(function (cMap) { + properties.cMap = cMap; + properties.vertical = properties.cMap.vertical; + }); + } else { + cMapPromise = Promise.resolve(undefined); + } + return cMapPromise.then(function () { + return this.extractDataStructures(dict, baseDict, xref, properties); + }.bind(this)).then(function (properties) { + this.extractWidths(dict, xref, descriptor, properties); + if (type === 'Type3') { + properties.isType3Font = true; + } + return new Font(fontName.name, fontFile, properties); + }.bind(this)); + } + }; + return PartialEvaluator; + }(); + var TranslatedFont = function TranslatedFontClosure() { + function TranslatedFont(loadedName, font, dict) { + this.loadedName = loadedName; + this.font = font; + this.dict = dict; + this.type3Loaded = null; + this.sent = false; + } + TranslatedFont.prototype = { + send: function (handler) { + if (this.sent) { + return; + } + var fontData = this.font.exportData(); + handler.send('commonobj', [ + this.loadedName, + 'Font', + fontData + ]); + this.sent = true; + }, + loadType3Data: function (evaluator, resources, parentOperatorList, task) { + assert(this.font.isType3Font); + if (this.type3Loaded) { + return this.type3Loaded; + } + var translatedFont = this.font; + var loadCharProcsPromise = Promise.resolve(); + var charProcs = this.dict.get('CharProcs'); + var fontResources = this.dict.get('Resources') || resources; + var charProcKeys = charProcs.getKeys(); + var charProcOperatorList = Object.create(null); + for (var i = 0, n = charProcKeys.length; i < n; ++i) { + loadCharProcsPromise = loadCharProcsPromise.then(function (key) { + var glyphStream = charProcs.get(key); + var operatorList = new OperatorList(); + return evaluator.getOperatorList(glyphStream, task, fontResources, operatorList).then(function () { + charProcOperatorList[key] = operatorList.getIR(); + parentOperatorList.addDependencies(operatorList.dependencies); + }, function (reason) { + warn('Type3 font resource \"' + key + '\" is not available'); + var operatorList = new OperatorList(); + charProcOperatorList[key] = operatorList.getIR(); + }); + }.bind(this, charProcKeys[i])); + } + this.type3Loaded = loadCharProcsPromise.then(function () { + translatedFont.charProcOperatorList = charProcOperatorList; + }); + return this.type3Loaded; + } + }; + return TranslatedFont; + }(); + var OperatorList = function OperatorListClosure() { + var CHUNK_SIZE = 1000; + var CHUNK_SIZE_ABOUT = CHUNK_SIZE - 5; + function getTransfers(queue) { + var transfers = []; + var fnArray = queue.fnArray, argsArray = queue.argsArray; + for (var i = 0, ii = queue.length; i < ii; i++) { + switch (fnArray[i]) { + case OPS.paintInlineImageXObject: + case OPS.paintInlineImageXObjectGroup: + case OPS.paintImageMaskXObject: + var arg = argsArray[i][0]; + if (!arg.cached) { + transfers.push(arg.data.buffer); + } + break; + } + } + return transfers; + } + function OperatorList(intent, messageHandler, pageIndex) { + this.messageHandler = messageHandler; + this.fnArray = []; + this.argsArray = []; + this.dependencies = Object.create(null); + this._totalLength = 0; + this.pageIndex = pageIndex; + this.intent = intent; + } + OperatorList.prototype = { + get length() { + return this.argsArray.length; + }, + get totalLength() { + return this._totalLength + this.length; + }, + addOp: function (fn, args) { + this.fnArray.push(fn); + this.argsArray.push(args); + if (this.messageHandler) { + if (this.fnArray.length >= CHUNK_SIZE) { + this.flush(); + } else if (this.fnArray.length >= CHUNK_SIZE_ABOUT && (fn === OPS.restore || fn === OPS.endText)) { + this.flush(); + } + } + }, + addDependency: function (dependency) { + if (dependency in this.dependencies) { + return; + } + this.dependencies[dependency] = true; + this.addOp(OPS.dependency, [dependency]); + }, + addDependencies: function (dependencies) { + for (var key in dependencies) { + this.addDependency(key); + } + }, + addOpList: function (opList) { + Util.extendObj(this.dependencies, opList.dependencies); + for (var i = 0, ii = opList.length; i < ii; i++) { + this.addOp(opList.fnArray[i], opList.argsArray[i]); + } + }, + getIR: function () { + return { + fnArray: this.fnArray, + argsArray: this.argsArray, + length: this.length + }; + }, + flush: function (lastChunk) { + if (this.intent !== 'oplist') { + new QueueOptimizer().optimize(this); + } + var transfers = getTransfers(this); + var length = this.length; + this._totalLength += length; + this.messageHandler.send('RenderPageChunk', { + operatorList: { + fnArray: this.fnArray, + argsArray: this.argsArray, + lastChunk: lastChunk, + length: length + }, + pageIndex: this.pageIndex, + intent: this.intent + }, transfers); + this.dependencies = Object.create(null); + this.fnArray.length = 0; + this.argsArray.length = 0; + } + }; + return OperatorList; + }(); + var StateManager = function StateManagerClosure() { + function StateManager(initialState) { + this.state = initialState; + this.stateStack = []; + } + StateManager.prototype = { + save: function () { + var old = this.state; + this.stateStack.push(this.state); + this.state = old.clone(); + }, + restore: function () { + var prev = this.stateStack.pop(); + if (prev) { + this.state = prev; + } + }, + transform: function (args) { + this.state.ctm = Util.transform(this.state.ctm, args); + } + }; + return StateManager; + }(); + var TextState = function TextStateClosure() { + function TextState() { + this.ctm = new Float32Array(IDENTITY_MATRIX); + this.fontName = null; + this.fontSize = 0; + this.font = null; + this.fontMatrix = FONT_IDENTITY_MATRIX; + this.textMatrix = IDENTITY_MATRIX.slice(); + this.textLineMatrix = IDENTITY_MATRIX.slice(); + this.charSpacing = 0; + this.wordSpacing = 0; + this.leading = 0; + this.textHScale = 1; + this.textRise = 0; + } + TextState.prototype = { + setTextMatrix: function TextState_setTextMatrix(a, b, c, d, e, f) { + var m = this.textMatrix; + m[0] = a; + m[1] = b; + m[2] = c; + m[3] = d; + m[4] = e; + m[5] = f; + }, + setTextLineMatrix: function TextState_setTextMatrix(a, b, c, d, e, f) { + var m = this.textLineMatrix; + m[0] = a; + m[1] = b; + m[2] = c; + m[3] = d; + m[4] = e; + m[5] = f; + }, + translateTextMatrix: function TextState_translateTextMatrix(x, y) { + var m = this.textMatrix; + m[4] = m[0] * x + m[2] * y + m[4]; + m[5] = m[1] * x + m[3] * y + m[5]; + }, + translateTextLineMatrix: function TextState_translateTextMatrix(x, y) { + var m = this.textLineMatrix; + m[4] = m[0] * x + m[2] * y + m[4]; + m[5] = m[1] * x + m[3] * y + m[5]; + }, + calcTextLineMatrixAdvance: function TextState_calcTextLineMatrixAdvance(a, b, c, d, e, f) { + var font = this.font; + if (!font) { + return null; + } + var m = this.textLineMatrix; + if (!(a === m[0] && b === m[1] && c === m[2] && d === m[3])) { + return null; + } + var txDiff = e - m[4], tyDiff = f - m[5]; + if (font.vertical && txDiff !== 0 || !font.vertical && tyDiff !== 0) { + return null; + } + var tx, ty, denominator = a * d - b * c; + if (font.vertical) { + tx = -tyDiff * c / denominator; + ty = tyDiff * a / denominator; + } else { + tx = txDiff * d / denominator; + ty = -txDiff * b / denominator; + } + return { + width: tx, + height: ty, + value: font.vertical ? ty : tx + }; + }, + calcRenderMatrix: function TextState_calcRendeMatrix(ctm) { + var tsm = [ + this.fontSize * this.textHScale, + 0, + 0, + this.fontSize, + 0, + this.textRise + ]; + return Util.transform(ctm, Util.transform(this.textMatrix, tsm)); + }, + carriageReturn: function TextState_carriageReturn() { + this.translateTextLineMatrix(0, -this.leading); + this.textMatrix = this.textLineMatrix.slice(); + }, + clone: function TextState_clone() { + var clone = Object.create(this); + clone.textMatrix = this.textMatrix.slice(); + clone.textLineMatrix = this.textLineMatrix.slice(); + clone.fontMatrix = this.fontMatrix.slice(); + return clone; + } + }; + return TextState; + }(); + var EvalState = function EvalStateClosure() { + function EvalState() { + this.ctm = new Float32Array(IDENTITY_MATRIX); + this.font = null; + this.textRenderingMode = TextRenderingMode.FILL; + this.fillColorSpace = ColorSpace.singletons.gray; + this.strokeColorSpace = ColorSpace.singletons.gray; + } + EvalState.prototype = { + clone: function CanvasExtraState_clone() { + return Object.create(this); + } + }; + return EvalState; + }(); + var EvaluatorPreprocessor = function EvaluatorPreprocessorClosure() { + var getOPMap = getLookupTableFactory(function (t) { + t['w'] = { + id: OPS.setLineWidth, + numArgs: 1, + variableArgs: false + }; + t['J'] = { + id: OPS.setLineCap, + numArgs: 1, + variableArgs: false + }; + t['j'] = { + id: OPS.setLineJoin, + numArgs: 1, + variableArgs: false + }; + t['M'] = { + id: OPS.setMiterLimit, + numArgs: 1, + variableArgs: false + }; + t['d'] = { + id: OPS.setDash, + numArgs: 2, + variableArgs: false + }; + t['ri'] = { + id: OPS.setRenderingIntent, + numArgs: 1, + variableArgs: false + }; + t['i'] = { + id: OPS.setFlatness, + numArgs: 1, + variableArgs: false + }; + t['gs'] = { + id: OPS.setGState, + numArgs: 1, + variableArgs: false + }; + t['q'] = { + id: OPS.save, + numArgs: 0, + variableArgs: false + }; + t['Q'] = { + id: OPS.restore, + numArgs: 0, + variableArgs: false + }; + t['cm'] = { + id: OPS.transform, + numArgs: 6, + variableArgs: false + }; + t['m'] = { + id: OPS.moveTo, + numArgs: 2, + variableArgs: false + }; + t['l'] = { + id: OPS.lineTo, + numArgs: 2, + variableArgs: false + }; + t['c'] = { + id: OPS.curveTo, + numArgs: 6, + variableArgs: false + }; + t['v'] = { + id: OPS.curveTo2, + numArgs: 4, + variableArgs: false + }; + t['y'] = { + id: OPS.curveTo3, + numArgs: 4, + variableArgs: false + }; + t['h'] = { + id: OPS.closePath, + numArgs: 0, + variableArgs: false + }; + t['re'] = { + id: OPS.rectangle, + numArgs: 4, + variableArgs: false + }; + t['S'] = { + id: OPS.stroke, + numArgs: 0, + variableArgs: false + }; + t['s'] = { + id: OPS.closeStroke, + numArgs: 0, + variableArgs: false + }; + t['f'] = { + id: OPS.fill, + numArgs: 0, + variableArgs: false + }; + t['F'] = { + id: OPS.fill, + numArgs: 0, + variableArgs: false + }; + t['f*'] = { + id: OPS.eoFill, + numArgs: 0, + variableArgs: false + }; + t['B'] = { + id: OPS.fillStroke, + numArgs: 0, + variableArgs: false + }; + t['B*'] = { + id: OPS.eoFillStroke, + numArgs: 0, + variableArgs: false + }; + t['b'] = { + id: OPS.closeFillStroke, + numArgs: 0, + variableArgs: false + }; + t['b*'] = { + id: OPS.closeEOFillStroke, + numArgs: 0, + variableArgs: false + }; + t['n'] = { + id: OPS.endPath, + numArgs: 0, + variableArgs: false + }; + t['W'] = { + id: OPS.clip, + numArgs: 0, + variableArgs: false + }; + t['W*'] = { + id: OPS.eoClip, + numArgs: 0, + variableArgs: false + }; + t['BT'] = { + id: OPS.beginText, + numArgs: 0, + variableArgs: false + }; + t['ET'] = { + id: OPS.endText, + numArgs: 0, + variableArgs: false + }; + t['Tc'] = { + id: OPS.setCharSpacing, + numArgs: 1, + variableArgs: false + }; + t['Tw'] = { + id: OPS.setWordSpacing, + numArgs: 1, + variableArgs: false + }; + t['Tz'] = { + id: OPS.setHScale, + numArgs: 1, + variableArgs: false + }; + t['TL'] = { + id: OPS.setLeading, + numArgs: 1, + variableArgs: false + }; + t['Tf'] = { + id: OPS.setFont, + numArgs: 2, + variableArgs: false + }; + t['Tr'] = { + id: OPS.setTextRenderingMode, + numArgs: 1, + variableArgs: false + }; + t['Ts'] = { + id: OPS.setTextRise, + numArgs: 1, + variableArgs: false + }; + t['Td'] = { + id: OPS.moveText, + numArgs: 2, + variableArgs: false + }; + t['TD'] = { + id: OPS.setLeadingMoveText, + numArgs: 2, + variableArgs: false + }; + t['Tm'] = { + id: OPS.setTextMatrix, + numArgs: 6, + variableArgs: false + }; + t['T*'] = { + id: OPS.nextLine, + numArgs: 0, + variableArgs: false + }; + t['Tj'] = { + id: OPS.showText, + numArgs: 1, + variableArgs: false + }; + t['TJ'] = { + id: OPS.showSpacedText, + numArgs: 1, + variableArgs: false + }; + t['\''] = { + id: OPS.nextLineShowText, + numArgs: 1, + variableArgs: false + }; + t['"'] = { + id: OPS.nextLineSetSpacingShowText, + numArgs: 3, + variableArgs: false + }; + t['d0'] = { + id: OPS.setCharWidth, + numArgs: 2, + variableArgs: false + }; + t['d1'] = { + id: OPS.setCharWidthAndBounds, + numArgs: 6, + variableArgs: false + }; + t['CS'] = { + id: OPS.setStrokeColorSpace, + numArgs: 1, + variableArgs: false + }; + t['cs'] = { + id: OPS.setFillColorSpace, + numArgs: 1, + variableArgs: false + }; + t['SC'] = { + id: OPS.setStrokeColor, + numArgs: 4, + variableArgs: true + }; + t['SCN'] = { + id: OPS.setStrokeColorN, + numArgs: 33, + variableArgs: true + }; + t['sc'] = { + id: OPS.setFillColor, + numArgs: 4, + variableArgs: true + }; + t['scn'] = { + id: OPS.setFillColorN, + numArgs: 33, + variableArgs: true + }; + t['G'] = { + id: OPS.setStrokeGray, + numArgs: 1, + variableArgs: false + }; + t['g'] = { + id: OPS.setFillGray, + numArgs: 1, + variableArgs: false + }; + t['RG'] = { + id: OPS.setStrokeRGBColor, + numArgs: 3, + variableArgs: false + }; + t['rg'] = { + id: OPS.setFillRGBColor, + numArgs: 3, + variableArgs: false + }; + t['K'] = { + id: OPS.setStrokeCMYKColor, + numArgs: 4, + variableArgs: false + }; + t['k'] = { + id: OPS.setFillCMYKColor, + numArgs: 4, + variableArgs: false + }; + t['sh'] = { + id: OPS.shadingFill, + numArgs: 1, + variableArgs: false + }; + t['BI'] = { + id: OPS.beginInlineImage, + numArgs: 0, + variableArgs: false + }; + t['ID'] = { + id: OPS.beginImageData, + numArgs: 0, + variableArgs: false + }; + t['EI'] = { + id: OPS.endInlineImage, + numArgs: 1, + variableArgs: false + }; + t['Do'] = { + id: OPS.paintXObject, + numArgs: 1, + variableArgs: false + }; + t['MP'] = { + id: OPS.markPoint, + numArgs: 1, + variableArgs: false + }; + t['DP'] = { + id: OPS.markPointProps, + numArgs: 2, + variableArgs: false + }; + t['BMC'] = { + id: OPS.beginMarkedContent, + numArgs: 1, + variableArgs: false + }; + t['BDC'] = { + id: OPS.beginMarkedContentProps, + numArgs: 2, + variableArgs: false + }; + t['EMC'] = { + id: OPS.endMarkedContent, + numArgs: 0, + variableArgs: false + }; + t['BX'] = { + id: OPS.beginCompat, + numArgs: 0, + variableArgs: false + }; + t['EX'] = { + id: OPS.endCompat, + numArgs: 0, + variableArgs: false + }; + t['BM'] = null; + t['BD'] = null; + t['true'] = null; + t['fa'] = null; + t['fal'] = null; + t['fals'] = null; + t['false'] = null; + t['nu'] = null; + t['nul'] = null; + t['null'] = null; + }); + function EvaluatorPreprocessor(stream, xref, stateManager) { + this.opMap = getOPMap(); + this.parser = new Parser(new Lexer(stream, this.opMap), false, xref); + this.stateManager = stateManager; + this.nonProcessedArgs = []; + } + EvaluatorPreprocessor.prototype = { + get savedStatesDepth() { + return this.stateManager.stateStack.length; + }, + read: function EvaluatorPreprocessor_read(operation) { + var args = operation.args; + while (true) { + var obj = this.parser.getObj(); + if (isCmd(obj)) { + var cmd = obj.cmd; + var opSpec = this.opMap[cmd]; + if (!opSpec) { + warn('Unknown command "' + cmd + '"'); + continue; + } + var fn = opSpec.id; + var numArgs = opSpec.numArgs; + var argsLength = args !== null ? args.length : 0; + if (!opSpec.variableArgs) { + if (argsLength !== numArgs) { + var nonProcessedArgs = this.nonProcessedArgs; + while (argsLength > numArgs) { + nonProcessedArgs.push(args.shift()); + argsLength--; + } + while (argsLength < numArgs && nonProcessedArgs.length !== 0) { + if (args === null) { + args = []; + } + args.unshift(nonProcessedArgs.pop()); + argsLength++; + } + } + if (argsLength < numArgs) { + warn('Skipping command ' + fn + ': expected ' + numArgs + ' args, but received ' + argsLength + ' args.'); + if (args !== null) { + args.length = 0; + } + continue; + } + } else if (argsLength > numArgs) { + info('Command ' + fn + ': expected [0,' + numArgs + '] args, but received ' + argsLength + ' args.'); + } + this.preprocessCommand(fn, args); + operation.fn = fn; + operation.args = args; + return true; + } + if (isEOF(obj)) { + return false; + } + if (obj !== null) { + if (args === null) { + args = []; + } + args.push(obj); + assert(args.length <= 33, 'Too many arguments'); + } + } + }, + preprocessCommand: function EvaluatorPreprocessor_preprocessCommand(fn, args) { + switch (fn | 0) { + case OPS.save: + this.stateManager.save(); + break; + case OPS.restore: + this.stateManager.restore(); + break; + case OPS.transform: + this.stateManager.transform(args); + break; + } + } + }; + return EvaluatorPreprocessor; + }(); + var QueueOptimizer = function QueueOptimizerClosure() { + function addState(parentState, pattern, fn) { + var state = parentState; + for (var i = 0, ii = pattern.length - 1; i < ii; i++) { + var item = pattern[i]; + state = state[item] || (state[item] = []); + } + state[pattern[pattern.length - 1]] = fn; + } + function handlePaintSolidColorImageMask(iFirstSave, count, fnArray, argsArray) { + var iFirstPIMXO = iFirstSave + 2; + for (var i = 0; i < count; i++) { + var arg = argsArray[iFirstPIMXO + 4 * i]; + var imageMask = arg.length === 1 && arg[0]; + if (imageMask && imageMask.width === 1 && imageMask.height === 1 && (!imageMask.data.length || imageMask.data.length === 1 && imageMask.data[0] === 0)) { + fnArray[iFirstPIMXO + 4 * i] = OPS.paintSolidColorImageMask; + continue; + } + break; + } + return count - i; + } + var InitialState = []; + addState(InitialState, [ + OPS.save, + OPS.transform, + OPS.paintInlineImageXObject, + OPS.restore + ], function foundInlineImageGroup(context) { + var MIN_IMAGES_IN_INLINE_IMAGES_BLOCK = 10; + var MAX_IMAGES_IN_INLINE_IMAGES_BLOCK = 200; + var MAX_WIDTH = 1000; + var IMAGE_PADDING = 1; + var fnArray = context.fnArray, argsArray = context.argsArray; + var curr = context.iCurr; + var iFirstSave = curr - 3; + var iFirstTransform = curr - 2; + var iFirstPIIXO = curr - 1; + var i = iFirstSave + 4; + var ii = fnArray.length; + while (i + 3 < ii) { + if (fnArray[i] !== OPS.save || fnArray[i + 1] !== OPS.transform || fnArray[i + 2] !== OPS.paintInlineImageXObject || fnArray[i + 3] !== OPS.restore) { + break; + } + i += 4; + } + var count = Math.min((i - iFirstSave) / 4, MAX_IMAGES_IN_INLINE_IMAGES_BLOCK); + if (count < MIN_IMAGES_IN_INLINE_IMAGES_BLOCK) { + return i; + } + var maxX = 0; + var map = [], maxLineHeight = 0; + var currentX = IMAGE_PADDING, currentY = IMAGE_PADDING; + var q; + for (q = 0; q < count; q++) { + var transform = argsArray[iFirstTransform + (q << 2)]; + var img = argsArray[iFirstPIIXO + (q << 2)][0]; + if (currentX + img.width > MAX_WIDTH) { + maxX = Math.max(maxX, currentX); + currentY += maxLineHeight + 2 * IMAGE_PADDING; + currentX = 0; + maxLineHeight = 0; + } + map.push({ + transform: transform, + x: currentX, + y: currentY, + w: img.width, + h: img.height + }); + currentX += img.width + 2 * IMAGE_PADDING; + maxLineHeight = Math.max(maxLineHeight, img.height); + } + var imgWidth = Math.max(maxX, currentX) + IMAGE_PADDING; + var imgHeight = currentY + maxLineHeight + IMAGE_PADDING; + var imgData = new Uint8Array(imgWidth * imgHeight * 4); + var imgRowSize = imgWidth << 2; + for (q = 0; q < count; q++) { + var data = argsArray[iFirstPIIXO + (q << 2)][0].data; + var rowSize = map[q].w << 2; + var dataOffset = 0; + var offset = map[q].x + map[q].y * imgWidth << 2; + imgData.set(data.subarray(0, rowSize), offset - imgRowSize); + for (var k = 0, kk = map[q].h; k < kk; k++) { + imgData.set(data.subarray(dataOffset, dataOffset + rowSize), offset); + dataOffset += rowSize; + offset += imgRowSize; + } + imgData.set(data.subarray(dataOffset - rowSize, dataOffset), offset); + while (offset >= 0) { + data[offset - 4] = data[offset]; + data[offset - 3] = data[offset + 1]; + data[offset - 2] = data[offset + 2]; + data[offset - 1] = data[offset + 3]; + data[offset + rowSize] = data[offset + rowSize - 4]; + data[offset + rowSize + 1] = data[offset + rowSize - 3]; + data[offset + rowSize + 2] = data[offset + rowSize - 2]; + data[offset + rowSize + 3] = data[offset + rowSize - 1]; + offset -= imgRowSize; + } + } + fnArray.splice(iFirstSave, count * 4, OPS.paintInlineImageXObjectGroup); + argsArray.splice(iFirstSave, count * 4, [ + { + width: imgWidth, + height: imgHeight, + kind: ImageKind.RGBA_32BPP, + data: imgData + }, + map + ]); + return iFirstSave + 1; + }); + addState(InitialState, [ + OPS.save, + OPS.transform, + OPS.paintImageMaskXObject, + OPS.restore + ], function foundImageMaskGroup(context) { + var MIN_IMAGES_IN_MASKS_BLOCK = 10; + var MAX_IMAGES_IN_MASKS_BLOCK = 100; + var MAX_SAME_IMAGES_IN_MASKS_BLOCK = 1000; + var fnArray = context.fnArray, argsArray = context.argsArray; + var curr = context.iCurr; + var iFirstSave = curr - 3; + var iFirstTransform = curr - 2; + var iFirstPIMXO = curr - 1; + var i = iFirstSave + 4; + var ii = fnArray.length; + while (i + 3 < ii) { + if (fnArray[i] !== OPS.save || fnArray[i + 1] !== OPS.transform || fnArray[i + 2] !== OPS.paintImageMaskXObject || fnArray[i + 3] !== OPS.restore) { + break; + } + i += 4; + } + var count = (i - iFirstSave) / 4; + count = handlePaintSolidColorImageMask(iFirstSave, count, fnArray, argsArray); + if (count < MIN_IMAGES_IN_MASKS_BLOCK) { + return i; + } + var q; + var isSameImage = false; + var iTransform, transformArgs; + var firstPIMXOArg0 = argsArray[iFirstPIMXO][0]; + if (argsArray[iFirstTransform][1] === 0 && argsArray[iFirstTransform][2] === 0) { + isSameImage = true; + var firstTransformArg0 = argsArray[iFirstTransform][0]; + var firstTransformArg3 = argsArray[iFirstTransform][3]; + iTransform = iFirstTransform + 4; + var iPIMXO = iFirstPIMXO + 4; + for (q = 1; q < count; q++, iTransform += 4, iPIMXO += 4) { + transformArgs = argsArray[iTransform]; + if (argsArray[iPIMXO][0] !== firstPIMXOArg0 || transformArgs[0] !== firstTransformArg0 || transformArgs[1] !== 0 || transformArgs[2] !== 0 || transformArgs[3] !== firstTransformArg3) { + if (q < MIN_IMAGES_IN_MASKS_BLOCK) { + isSameImage = false; + } else { + count = q; + } + break; + } + } + } + if (isSameImage) { + count = Math.min(count, MAX_SAME_IMAGES_IN_MASKS_BLOCK); + var positions = new Float32Array(count * 2); + iTransform = iFirstTransform; + for (q = 0; q < count; q++, iTransform += 4) { + transformArgs = argsArray[iTransform]; + positions[q << 1] = transformArgs[4]; + positions[(q << 1) + 1] = transformArgs[5]; + } + fnArray.splice(iFirstSave, count * 4, OPS.paintImageMaskXObjectRepeat); + argsArray.splice(iFirstSave, count * 4, [ + firstPIMXOArg0, + firstTransformArg0, + firstTransformArg3, + positions + ]); + } else { + count = Math.min(count, MAX_IMAGES_IN_MASKS_BLOCK); + var images = []; + for (q = 0; q < count; q++) { + transformArgs = argsArray[iFirstTransform + (q << 2)]; + var maskParams = argsArray[iFirstPIMXO + (q << 2)][0]; + images.push({ + data: maskParams.data, + width: maskParams.width, + height: maskParams.height, + transform: transformArgs + }); + } + fnArray.splice(iFirstSave, count * 4, OPS.paintImageMaskXObjectGroup); + argsArray.splice(iFirstSave, count * 4, [images]); + } + return iFirstSave + 1; + }); + addState(InitialState, [ + OPS.save, + OPS.transform, + OPS.paintImageXObject, + OPS.restore + ], function (context) { + var MIN_IMAGES_IN_BLOCK = 3; + var MAX_IMAGES_IN_BLOCK = 1000; + var fnArray = context.fnArray, argsArray = context.argsArray; + var curr = context.iCurr; + var iFirstSave = curr - 3; + var iFirstTransform = curr - 2; + var iFirstPIXO = curr - 1; + var iFirstRestore = curr; + if (argsArray[iFirstTransform][1] !== 0 || argsArray[iFirstTransform][2] !== 0) { + return iFirstRestore + 1; + } + var firstPIXOArg0 = argsArray[iFirstPIXO][0]; + var firstTransformArg0 = argsArray[iFirstTransform][0]; + var firstTransformArg3 = argsArray[iFirstTransform][3]; + var i = iFirstSave + 4; + var ii = fnArray.length; + while (i + 3 < ii) { + if (fnArray[i] !== OPS.save || fnArray[i + 1] !== OPS.transform || fnArray[i + 2] !== OPS.paintImageXObject || fnArray[i + 3] !== OPS.restore) { + break; + } + if (argsArray[i + 1][0] !== firstTransformArg0 || argsArray[i + 1][1] !== 0 || argsArray[i + 1][2] !== 0 || argsArray[i + 1][3] !== firstTransformArg3) { + break; + } + if (argsArray[i + 2][0] !== firstPIXOArg0) { + break; + } + i += 4; + } + var count = Math.min((i - iFirstSave) / 4, MAX_IMAGES_IN_BLOCK); + if (count < MIN_IMAGES_IN_BLOCK) { + return i; + } + var positions = new Float32Array(count * 2); + var iTransform = iFirstTransform; + for (var q = 0; q < count; q++, iTransform += 4) { + var transformArgs = argsArray[iTransform]; + positions[q << 1] = transformArgs[4]; + positions[(q << 1) + 1] = transformArgs[5]; + } + var args = [ + firstPIXOArg0, + firstTransformArg0, + firstTransformArg3, + positions + ]; + fnArray.splice(iFirstSave, count * 4, OPS.paintImageXObjectRepeat); + argsArray.splice(iFirstSave, count * 4, args); + return iFirstSave + 1; + }); + addState(InitialState, [ + OPS.beginText, + OPS.setFont, + OPS.setTextMatrix, + OPS.showText, + OPS.endText + ], function (context) { + var MIN_CHARS_IN_BLOCK = 3; + var MAX_CHARS_IN_BLOCK = 1000; + var fnArray = context.fnArray, argsArray = context.argsArray; + var curr = context.iCurr; + var iFirstBeginText = curr - 4; + var iFirstSetFont = curr - 3; + var iFirstSetTextMatrix = curr - 2; + var iFirstShowText = curr - 1; + var iFirstEndText = curr; + var firstSetFontArg0 = argsArray[iFirstSetFont][0]; + var firstSetFontArg1 = argsArray[iFirstSetFont][1]; + var i = iFirstBeginText + 5; + var ii = fnArray.length; + while (i + 4 < ii) { + if (fnArray[i] !== OPS.beginText || fnArray[i + 1] !== OPS.setFont || fnArray[i + 2] !== OPS.setTextMatrix || fnArray[i + 3] !== OPS.showText || fnArray[i + 4] !== OPS.endText) { + break; + } + if (argsArray[i + 1][0] !== firstSetFontArg0 || argsArray[i + 1][1] !== firstSetFontArg1) { + break; + } + i += 5; + } + var count = Math.min((i - iFirstBeginText) / 5, MAX_CHARS_IN_BLOCK); + if (count < MIN_CHARS_IN_BLOCK) { + return i; + } + var iFirst = iFirstBeginText; + if (iFirstBeginText >= 4 && fnArray[iFirstBeginText - 4] === fnArray[iFirstSetFont] && fnArray[iFirstBeginText - 3] === fnArray[iFirstSetTextMatrix] && fnArray[iFirstBeginText - 2] === fnArray[iFirstShowText] && fnArray[iFirstBeginText - 1] === fnArray[iFirstEndText] && argsArray[iFirstBeginText - 4][0] === firstSetFontArg0 && argsArray[iFirstBeginText - 4][1] === firstSetFontArg1) { + count++; + iFirst -= 5; + } + var iEndText = iFirst + 4; + for (var q = 1; q < count; q++) { + fnArray.splice(iEndText, 3); + argsArray.splice(iEndText, 3); + iEndText += 2; + } + return iEndText + 1; + }); + function QueueOptimizer() { + } + QueueOptimizer.prototype = { + optimize: function QueueOptimizer_optimize(queue) { + var fnArray = queue.fnArray, argsArray = queue.argsArray; + var context = { + iCurr: 0, + fnArray: fnArray, + argsArray: argsArray + }; + var state; + var i = 0, ii = fnArray.length; + while (i < ii) { + state = (state || InitialState)[fnArray[i]]; + if (typeof state === 'function') { + context.iCurr = i; + i = state(context); + state = undefined; + ii = context.fnArray.length; + } else { + i++; + } + } + } + }; + return QueueOptimizer; + }(); + exports.OperatorList = OperatorList; + exports.PartialEvaluator = PartialEvaluator; + })); + (function (root, factory) { + factory(root.pdfjsCoreAnnotation = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreStream, root.pdfjsCoreColorSpace, root.pdfjsCoreObj, root.pdfjsCoreEvaluator); + }(this, function (exports, sharedUtil, corePrimitives, coreStream, coreColorSpace, coreObj, coreEvaluator) { + var AnnotationBorderStyleType = sharedUtil.AnnotationBorderStyleType; + var AnnotationFieldFlag = sharedUtil.AnnotationFieldFlag; + var AnnotationFlag = sharedUtil.AnnotationFlag; + var AnnotationType = sharedUtil.AnnotationType; + var OPS = sharedUtil.OPS; + var Util = sharedUtil.Util; + var isString = sharedUtil.isString; + var isArray = sharedUtil.isArray; + var isInt = sharedUtil.isInt; + var stringToBytes = sharedUtil.stringToBytes; + var stringToPDFString = sharedUtil.stringToPDFString; + var warn = sharedUtil.warn; + var Dict = corePrimitives.Dict; + var isDict = corePrimitives.isDict; + var isName = corePrimitives.isName; + var isRef = corePrimitives.isRef; + var Stream = coreStream.Stream; + var ColorSpace = coreColorSpace.ColorSpace; + var Catalog = coreObj.Catalog; + var ObjectLoader = coreObj.ObjectLoader; + var FileSpec = coreObj.FileSpec; + var OperatorList = coreEvaluator.OperatorList; + function AnnotationFactory() { + } + AnnotationFactory.prototype = { + create: function AnnotationFactory_create(xref, ref, pdfManager, idFactory) { + var dict = xref.fetchIfRef(ref); + if (!isDict(dict)) { + return; + } + var id = isRef(ref) ? ref.toString() : 'annot_' + idFactory.createObjId(); + var subtype = dict.get('Subtype'); + subtype = isName(subtype) ? subtype.name : null; + var parameters = { + xref: xref, + dict: dict, + ref: isRef(ref) ? ref : null, + subtype: subtype, + id: id, + pdfManager: pdfManager + }; + switch (subtype) { + case 'Link': + return new LinkAnnotation(parameters); + case 'Text': + return new TextAnnotation(parameters); + case 'Widget': + var fieldType = Util.getInheritableProperty(dict, 'FT'); + fieldType = isName(fieldType) ? fieldType.name : null; + switch (fieldType) { + case 'Tx': + return new TextWidgetAnnotation(parameters); + case 'Btn': + return new ButtonWidgetAnnotation(parameters); + case 'Ch': + return new ChoiceWidgetAnnotation(parameters); + } + warn('Unimplemented widget field type "' + fieldType + '", ' + 'falling back to base field type.'); + return new WidgetAnnotation(parameters); + case 'Popup': + return new PopupAnnotation(parameters); + case 'Highlight': + return new HighlightAnnotation(parameters); + case 'Underline': + return new UnderlineAnnotation(parameters); + case 'Squiggly': + return new SquigglyAnnotation(parameters); + case 'StrikeOut': + return new StrikeOutAnnotation(parameters); + case 'FileAttachment': + return new FileAttachmentAnnotation(parameters); + default: + if (!subtype) { + warn('Annotation is missing the required /Subtype.'); + } else { + warn('Unimplemented annotation type "' + subtype + '", ' + 'falling back to base annotation.'); + } + return new Annotation(parameters); + } + } + }; + var Annotation = function AnnotationClosure() { + function getTransformMatrix(rect, bbox, matrix) { + var bounds = Util.getAxialAlignedBoundingBox(bbox, matrix); + var minX = bounds[0]; + var minY = bounds[1]; + var maxX = bounds[2]; + var maxY = bounds[3]; + if (minX === maxX || minY === maxY) { + return [ + 1, + 0, + 0, + 1, + rect[0], + rect[1] + ]; + } + var xRatio = (rect[2] - rect[0]) / (maxX - minX); + var yRatio = (rect[3] - rect[1]) / (maxY - minY); + return [ + xRatio, + 0, + 0, + yRatio, + rect[0] - minX * xRatio, + rect[1] - minY * yRatio + ]; + } + function getDefaultAppearance(dict) { + var appearanceState = dict.get('AP'); + if (!isDict(appearanceState)) { + return; + } + var appearance; + var appearances = appearanceState.get('N'); + if (isDict(appearances)) { + var as = dict.get('AS'); + if (as && appearances.has(as.name)) { + appearance = appearances.get(as.name); + } + } else { + appearance = appearances; + } + return appearance; + } + function Annotation(params) { + var dict = params.dict; + this.setFlags(dict.get('F')); + this.setRectangle(dict.getArray('Rect')); + this.setColor(dict.getArray('C')); + this.setBorderStyle(dict); + this.appearance = getDefaultAppearance(dict); + this.data = {}; + this.data.id = params.id; + this.data.subtype = params.subtype; + this.data.annotationFlags = this.flags; + this.data.rect = this.rectangle; + this.data.color = this.color; + this.data.borderStyle = this.borderStyle; + this.data.hasAppearance = !!this.appearance; + } + Annotation.prototype = { + _hasFlag: function Annotation_hasFlag(flags, flag) { + return !!(flags & flag); + }, + _isViewable: function Annotation_isViewable(flags) { + return !this._hasFlag(flags, AnnotationFlag.INVISIBLE) && !this._hasFlag(flags, AnnotationFlag.HIDDEN) && !this._hasFlag(flags, AnnotationFlag.NOVIEW); + }, + _isPrintable: function AnnotationFlag_isPrintable(flags) { + return this._hasFlag(flags, AnnotationFlag.PRINT) && !this._hasFlag(flags, AnnotationFlag.INVISIBLE) && !this._hasFlag(flags, AnnotationFlag.HIDDEN); + }, + get viewable() { + if (this.flags === 0) { + return true; + } + return this._isViewable(this.flags); + }, + get printable() { + if (this.flags === 0) { + return false; + } + return this._isPrintable(this.flags); + }, + setFlags: function Annotation_setFlags(flags) { + this.flags = isInt(flags) && flags > 0 ? flags : 0; + }, + hasFlag: function Annotation_hasFlag(flag) { + return this._hasFlag(this.flags, flag); + }, + setRectangle: function Annotation_setRectangle(rectangle) { + if (isArray(rectangle) && rectangle.length === 4) { + this.rectangle = Util.normalizeRect(rectangle); + } else { + this.rectangle = [ + 0, + 0, + 0, + 0 + ]; + } + }, + setColor: function Annotation_setColor(color) { + var rgbColor = new Uint8Array(3); + if (!isArray(color)) { + this.color = rgbColor; + return; + } + switch (color.length) { + case 0: + this.color = null; + break; + case 1: + ColorSpace.singletons.gray.getRgbItem(color, 0, rgbColor, 0); + this.color = rgbColor; + break; + case 3: + ColorSpace.singletons.rgb.getRgbItem(color, 0, rgbColor, 0); + this.color = rgbColor; + break; + case 4: + ColorSpace.singletons.cmyk.getRgbItem(color, 0, rgbColor, 0); + this.color = rgbColor; + break; + default: + this.color = rgbColor; + break; + } + }, + setBorderStyle: function Annotation_setBorderStyle(borderStyle) { + this.borderStyle = new AnnotationBorderStyle(); + if (!isDict(borderStyle)) { + return; + } + if (borderStyle.has('BS')) { + var dict = borderStyle.get('BS'); + var dictType = dict.get('Type'); + if (!dictType || isName(dictType, 'Border')) { + this.borderStyle.setWidth(dict.get('W')); + this.borderStyle.setStyle(dict.get('S')); + this.borderStyle.setDashArray(dict.getArray('D')); + } + } else if (borderStyle.has('Border')) { + var array = borderStyle.getArray('Border'); + if (isArray(array) && array.length >= 3) { + this.borderStyle.setHorizontalCornerRadius(array[0]); + this.borderStyle.setVerticalCornerRadius(array[1]); + this.borderStyle.setWidth(array[2]); + if (array.length === 4) { + this.borderStyle.setDashArray(array[3]); + } + } + } else { + this.borderStyle.setWidth(0); + } + }, + _preparePopup: function Annotation_preparePopup(dict) { + if (!dict.has('C')) { + this.data.color = null; + } + this.data.hasPopup = dict.has('Popup'); + this.data.title = stringToPDFString(dict.get('T') || ''); + this.data.contents = stringToPDFString(dict.get('Contents') || ''); + }, + loadResources: function Annotation_loadResources(keys) { + return new Promise(function (resolve, reject) { + this.appearance.dict.getAsync('Resources').then(function (resources) { + if (!resources) { + resolve(); + return; + } + var objectLoader = new ObjectLoader(resources.map, keys, resources.xref); + objectLoader.load().then(function () { + resolve(resources); + }, reject); + }, reject); + }.bind(this)); + }, + getOperatorList: function Annotation_getOperatorList(evaluator, task, renderForms) { + if (!this.appearance) { + return Promise.resolve(new OperatorList()); + } + var data = this.data; + var appearanceDict = this.appearance.dict; + var resourcesPromise = this.loadResources([ + 'ExtGState', + 'ColorSpace', + 'Pattern', + 'Shading', + 'XObject', + 'Font' + ]); + var bbox = appearanceDict.getArray('BBox') || [ + 0, + 0, + 1, + 1 + ]; + var matrix = appearanceDict.getArray('Matrix') || [ + 1, + 0, + 0, + 1, + 0, + 0 + ]; + var transform = getTransformMatrix(data.rect, bbox, matrix); + var self = this; + return resourcesPromise.then(function (resources) { + var opList = new OperatorList(); + opList.addOp(OPS.beginAnnotation, [ + data.rect, + transform, + matrix + ]); + return evaluator.getOperatorList(self.appearance, task, resources, opList).then(function () { + opList.addOp(OPS.endAnnotation, []); + self.appearance.reset(); + return opList; + }); + }); + } + }; + Annotation.appendToOperatorList = function Annotation_appendToOperatorList(annotations, opList, partialEvaluator, task, intent, renderForms) { + var annotationPromises = []; + for (var i = 0, n = annotations.length; i < n; ++i) { + if (intent === 'display' && annotations[i].viewable || intent === 'print' && annotations[i].printable) { + annotationPromises.push(annotations[i].getOperatorList(partialEvaluator, task, renderForms)); + } + } + return Promise.all(annotationPromises).then(function (operatorLists) { + opList.addOp(OPS.beginAnnotations, []); + for (var i = 0, n = operatorLists.length; i < n; ++i) { + opList.addOpList(operatorLists[i]); + } + opList.addOp(OPS.endAnnotations, []); + }); + }; + return Annotation; + }(); + var AnnotationBorderStyle = function AnnotationBorderStyleClosure() { + function AnnotationBorderStyle() { + this.width = 1; + this.style = AnnotationBorderStyleType.SOLID; + this.dashArray = [3]; + this.horizontalCornerRadius = 0; + this.verticalCornerRadius = 0; + } + AnnotationBorderStyle.prototype = { + setWidth: function AnnotationBorderStyle_setWidth(width) { + if (width === (width | 0)) { + this.width = width; + } + }, + setStyle: function AnnotationBorderStyle_setStyle(style) { + if (!style) { + return; + } + switch (style.name) { + case 'S': + this.style = AnnotationBorderStyleType.SOLID; + break; + case 'D': + this.style = AnnotationBorderStyleType.DASHED; + break; + case 'B': + this.style = AnnotationBorderStyleType.BEVELED; + break; + case 'I': + this.style = AnnotationBorderStyleType.INSET; + break; + case 'U': + this.style = AnnotationBorderStyleType.UNDERLINE; + break; + default: + break; + } + }, + setDashArray: function AnnotationBorderStyle_setDashArray(dashArray) { + if (isArray(dashArray) && dashArray.length > 0) { + var isValid = true; + var allZeros = true; + for (var i = 0, len = dashArray.length; i < len; i++) { + var element = dashArray[i]; + var validNumber = +element >= 0; + if (!validNumber) { + isValid = false; + break; + } else if (element > 0) { + allZeros = false; + } + } + if (isValid && !allZeros) { + this.dashArray = dashArray; + } else { + this.width = 0; + } + } else if (dashArray) { + this.width = 0; + } + }, + setHorizontalCornerRadius: function AnnotationBorderStyle_setHorizontalCornerRadius(radius) { + if (radius === (radius | 0)) { + this.horizontalCornerRadius = radius; + } + }, + setVerticalCornerRadius: function AnnotationBorderStyle_setVerticalCornerRadius(radius) { + if (radius === (radius | 0)) { + this.verticalCornerRadius = radius; + } + } + }; + return AnnotationBorderStyle; + }(); + var WidgetAnnotation = function WidgetAnnotationClosure() { + function WidgetAnnotation(params) { + Annotation.call(this, params); + var dict = params.dict; + var data = this.data; + data.annotationType = AnnotationType.WIDGET; + data.fieldName = this._constructFieldName(dict); + data.fieldValue = Util.getInheritableProperty(dict, 'V', true); + data.alternativeText = stringToPDFString(dict.get('TU') || ''); + data.defaultAppearance = Util.getInheritableProperty(dict, 'DA') || ''; + var fieldType = Util.getInheritableProperty(dict, 'FT'); + data.fieldType = isName(fieldType) ? fieldType.name : null; + this.fieldResources = Util.getInheritableProperty(dict, 'DR') || Dict.empty; + data.fieldFlags = Util.getInheritableProperty(dict, 'Ff'); + if (!isInt(data.fieldFlags) || data.fieldFlags < 0) { + data.fieldFlags = 0; + } + data.readOnly = this.hasFieldFlag(AnnotationFieldFlag.READONLY); + if (data.fieldType === 'Sig') { + this.setFlags(AnnotationFlag.HIDDEN); + } + } + Util.inherit(WidgetAnnotation, Annotation, { + _constructFieldName: function WidgetAnnotation_constructFieldName(dict) { + if (!dict.has('T') && !dict.has('Parent')) { + warn('Unknown field name, falling back to empty field name.'); + return ''; + } + if (!dict.has('Parent')) { + return stringToPDFString(dict.get('T')); + } + var fieldName = []; + if (dict.has('T')) { + fieldName.unshift(stringToPDFString(dict.get('T'))); + } + var loopDict = dict; + while (loopDict.has('Parent')) { + loopDict = loopDict.get('Parent'); + if (loopDict.has('T')) { + fieldName.unshift(stringToPDFString(loopDict.get('T'))); + } + } + return fieldName.join('.'); + }, + hasFieldFlag: function WidgetAnnotation_hasFieldFlag(flag) { + return !!(this.data.fieldFlags & flag); + } + }); + return WidgetAnnotation; + }(); + var TextWidgetAnnotation = function TextWidgetAnnotationClosure() { + function TextWidgetAnnotation(params) { + WidgetAnnotation.call(this, params); + this.data.fieldValue = stringToPDFString(this.data.fieldValue || ''); + var alignment = Util.getInheritableProperty(params.dict, 'Q'); + if (!isInt(alignment) || alignment < 0 || alignment > 2) { + alignment = null; + } + this.data.textAlignment = alignment; + var maximumLength = Util.getInheritableProperty(params.dict, 'MaxLen'); + if (!isInt(maximumLength) || maximumLength < 0) { + maximumLength = null; + } + this.data.maxLen = maximumLength; + this.data.multiLine = this.hasFieldFlag(AnnotationFieldFlag.MULTILINE); + this.data.comb = this.hasFieldFlag(AnnotationFieldFlag.COMB) && !this.hasFieldFlag(AnnotationFieldFlag.MULTILINE) && !this.hasFieldFlag(AnnotationFieldFlag.PASSWORD) && !this.hasFieldFlag(AnnotationFieldFlag.FILESELECT) && this.data.maxLen !== null; + } + Util.inherit(TextWidgetAnnotation, WidgetAnnotation, { + getOperatorList: function TextWidgetAnnotation_getOperatorList(evaluator, task, renderForms) { + var operatorList = new OperatorList(); + if (renderForms) { + return Promise.resolve(operatorList); + } + if (this.appearance) { + return Annotation.prototype.getOperatorList.call(this, evaluator, task, renderForms); + } + if (!this.data.defaultAppearance) { + return Promise.resolve(operatorList); + } + var stream = new Stream(stringToBytes(this.data.defaultAppearance)); + return evaluator.getOperatorList(stream, task, this.fieldResources, operatorList).then(function () { + return operatorList; + }); + } + }); + return TextWidgetAnnotation; + }(); + var ButtonWidgetAnnotation = function ButtonWidgetAnnotationClosure() { + function ButtonWidgetAnnotation(params) { + WidgetAnnotation.call(this, params); + this.data.checkBox = !this.hasFieldFlag(AnnotationFieldFlag.RADIO) && !this.hasFieldFlag(AnnotationFieldFlag.PUSHBUTTON); + if (this.data.checkBox) { + if (!isName(this.data.fieldValue)) { + return; + } + this.data.fieldValue = this.data.fieldValue.name; + } + this.data.radioButton = this.hasFieldFlag(AnnotationFieldFlag.RADIO) && !this.hasFieldFlag(AnnotationFieldFlag.PUSHBUTTON); + if (this.data.radioButton) { + this.data.fieldValue = this.data.buttonValue = null; + var fieldParent = params.dict.get('Parent'); + if (!isDict(fieldParent) || !fieldParent.has('V')) { + return; + } + var fieldParentValue = fieldParent.get('V'); + if (!isName(fieldParentValue)) { + return; + } + this.data.fieldValue = fieldParentValue.name; + var appearanceStates = params.dict.get('AP'); + if (!isDict(appearanceStates)) { + return; + } + var normalAppearanceState = appearanceStates.get('N'); + if (!isDict(normalAppearanceState)) { + return; + } + var keys = normalAppearanceState.getKeys(); + for (var i = 0, ii = keys.length; i < ii; i++) { + if (keys[i] !== 'Off') { + this.data.buttonValue = keys[i]; + break; + } + } + } + } + Util.inherit(ButtonWidgetAnnotation, WidgetAnnotation, { + getOperatorList: function ButtonWidgetAnnotation_getOperatorList(evaluator, task, renderForms) { + var operatorList = new OperatorList(); + if (renderForms) { + return Promise.resolve(operatorList); + } + if (this.appearance) { + return Annotation.prototype.getOperatorList.call(this, evaluator, task, renderForms); + } + return Promise.resolve(operatorList); + } + }); + return ButtonWidgetAnnotation; + }(); + var ChoiceWidgetAnnotation = function ChoiceWidgetAnnotationClosure() { + function ChoiceWidgetAnnotation(params) { + WidgetAnnotation.call(this, params); + this.data.options = []; + var options = params.dict.get('Opt'); + if (isArray(options)) { + var xref = params.xref; + for (var i = 0, ii = options.length; i < ii; i++) { + var option = xref.fetchIfRef(options[i]); + var isOptionArray = isArray(option); + this.data.options[i] = { + exportValue: isOptionArray ? xref.fetchIfRef(option[0]) : option, + displayValue: isOptionArray ? xref.fetchIfRef(option[1]) : option + }; + } + } + if (!isArray(this.data.fieldValue)) { + this.data.fieldValue = [this.data.fieldValue]; + } + this.data.combo = this.hasFieldFlag(AnnotationFieldFlag.COMBO); + this.data.multiSelect = this.hasFieldFlag(AnnotationFieldFlag.MULTISELECT); + } + Util.inherit(ChoiceWidgetAnnotation, WidgetAnnotation, { + getOperatorList: function ChoiceWidgetAnnotation_getOperatorList(evaluator, task, renderForms) { + var operatorList = new OperatorList(); + if (renderForms) { + return Promise.resolve(operatorList); + } + return Annotation.prototype.getOperatorList.call(this, evaluator, task, renderForms); + } + }); + return ChoiceWidgetAnnotation; + }(); + var TextAnnotation = function TextAnnotationClosure() { + var DEFAULT_ICON_SIZE = 22; + function TextAnnotation(parameters) { + Annotation.call(this, parameters); + this.data.annotationType = AnnotationType.TEXT; + if (this.data.hasAppearance) { + this.data.name = 'NoIcon'; + } else { + this.data.rect[1] = this.data.rect[3] - DEFAULT_ICON_SIZE; + this.data.rect[2] = this.data.rect[0] + DEFAULT_ICON_SIZE; + this.data.name = parameters.dict.has('Name') ? parameters.dict.get('Name').name : 'Note'; + } + this._preparePopup(parameters.dict); + } + Util.inherit(TextAnnotation, Annotation, {}); + return TextAnnotation; + }(); + var LinkAnnotation = function LinkAnnotationClosure() { + function LinkAnnotation(params) { + Annotation.call(this, params); + var data = this.data; + data.annotationType = AnnotationType.LINK; + Catalog.parseDestDictionary({ + destDict: params.dict, + resultObj: data, + docBaseUrl: params.pdfManager.docBaseUrl + }); + } + Util.inherit(LinkAnnotation, Annotation, {}); + return LinkAnnotation; + }(); + var PopupAnnotation = function PopupAnnotationClosure() { + function PopupAnnotation(parameters) { + Annotation.call(this, parameters); + this.data.annotationType = AnnotationType.POPUP; + var dict = parameters.dict; + var parentItem = dict.get('Parent'); + if (!parentItem) { + warn('Popup annotation has a missing or invalid parent annotation.'); + return; + } + this.data.parentId = dict.getRaw('Parent').toString(); + this.data.title = stringToPDFString(parentItem.get('T') || ''); + this.data.contents = stringToPDFString(parentItem.get('Contents') || ''); + if (!parentItem.has('C')) { + this.data.color = null; + } else { + this.setColor(parentItem.getArray('C')); + this.data.color = this.color; + } + if (!this.viewable) { + var parentFlags = parentItem.get('F'); + if (this._isViewable(parentFlags)) { + this.setFlags(parentFlags); + } + } + } + Util.inherit(PopupAnnotation, Annotation, {}); + return PopupAnnotation; + }(); + var HighlightAnnotation = function HighlightAnnotationClosure() { + function HighlightAnnotation(parameters) { + Annotation.call(this, parameters); + this.data.annotationType = AnnotationType.HIGHLIGHT; + this._preparePopup(parameters.dict); + this.data.borderStyle.setWidth(0); + } + Util.inherit(HighlightAnnotation, Annotation, {}); + return HighlightAnnotation; + }(); + var UnderlineAnnotation = function UnderlineAnnotationClosure() { + function UnderlineAnnotation(parameters) { + Annotation.call(this, parameters); + this.data.annotationType = AnnotationType.UNDERLINE; + this._preparePopup(parameters.dict); + this.data.borderStyle.setWidth(0); + } + Util.inherit(UnderlineAnnotation, Annotation, {}); + return UnderlineAnnotation; + }(); + var SquigglyAnnotation = function SquigglyAnnotationClosure() { + function SquigglyAnnotation(parameters) { + Annotation.call(this, parameters); + this.data.annotationType = AnnotationType.SQUIGGLY; + this._preparePopup(parameters.dict); + this.data.borderStyle.setWidth(0); + } + Util.inherit(SquigglyAnnotation, Annotation, {}); + return SquigglyAnnotation; + }(); + var StrikeOutAnnotation = function StrikeOutAnnotationClosure() { + function StrikeOutAnnotation(parameters) { + Annotation.call(this, parameters); + this.data.annotationType = AnnotationType.STRIKEOUT; + this._preparePopup(parameters.dict); + this.data.borderStyle.setWidth(0); + } + Util.inherit(StrikeOutAnnotation, Annotation, {}); + return StrikeOutAnnotation; + }(); + var FileAttachmentAnnotation = function FileAttachmentAnnotationClosure() { + function FileAttachmentAnnotation(parameters) { + Annotation.call(this, parameters); + var file = new FileSpec(parameters.dict.get('FS'), parameters.xref); + this.data.annotationType = AnnotationType.FILEATTACHMENT; + this.data.file = file.serializable; + this._preparePopup(parameters.dict); + } + Util.inherit(FileAttachmentAnnotation, Annotation, {}); + return FileAttachmentAnnotation; + }(); + exports.Annotation = Annotation; + exports.AnnotationBorderStyle = AnnotationBorderStyle; + exports.AnnotationFactory = AnnotationFactory; + })); + (function (root, factory) { + factory(root.pdfjsCoreDocument = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCoreStream, root.pdfjsCoreObj, root.pdfjsCoreParser, root.pdfjsCoreCrypto, root.pdfjsCoreEvaluator, root.pdfjsCoreAnnotation); + }(this, function (exports, sharedUtil, corePrimitives, coreStream, coreObj, coreParser, coreCrypto, coreEvaluator, coreAnnotation) { + var MissingDataException = sharedUtil.MissingDataException; + var Util = sharedUtil.Util; + var assert = sharedUtil.assert; + var error = sharedUtil.error; + var info = sharedUtil.info; + var isArray = sharedUtil.isArray; + var isArrayBuffer = sharedUtil.isArrayBuffer; + var isNum = sharedUtil.isNum; + var isString = sharedUtil.isString; + var shadow = sharedUtil.shadow; + var stringToBytes = sharedUtil.stringToBytes; + var stringToPDFString = sharedUtil.stringToPDFString; + var warn = sharedUtil.warn; + var isSpace = sharedUtil.isSpace; + var Dict = corePrimitives.Dict; + var isDict = corePrimitives.isDict; + var isName = corePrimitives.isName; + var isStream = corePrimitives.isStream; + var NullStream = coreStream.NullStream; + var Stream = coreStream.Stream; + var StreamsSequenceStream = coreStream.StreamsSequenceStream; + var Catalog = coreObj.Catalog; + var ObjectLoader = coreObj.ObjectLoader; + var XRef = coreObj.XRef; + var Linearization = coreParser.Linearization; + var calculateMD5 = coreCrypto.calculateMD5; + var OperatorList = coreEvaluator.OperatorList; + var PartialEvaluator = coreEvaluator.PartialEvaluator; + var Annotation = coreAnnotation.Annotation; + var AnnotationFactory = coreAnnotation.AnnotationFactory; + var Page = function PageClosure() { + var DEFAULT_USER_UNIT = 1.0; + var LETTER_SIZE_MEDIABOX = [ + 0, + 0, + 612, + 792 + ]; + function Page(pdfManager, xref, pageIndex, pageDict, ref, fontCache) { + this.pdfManager = pdfManager; + this.pageIndex = pageIndex; + this.pageDict = pageDict; + this.xref = xref; + this.ref = ref; + this.fontCache = fontCache; + this.evaluatorOptions = pdfManager.evaluatorOptions; + this.resourcesPromise = null; + var uniquePrefix = 'p' + this.pageIndex + '_'; + var idCounters = { obj: 0 }; + this.idFactory = { + createObjId: function () { + return uniquePrefix + ++idCounters.obj; + } + }; + } + Page.prototype = { + getPageProp: function Page_getPageProp(key) { + return this.pageDict.get(key); + }, + getInheritedPageProp: function Page_getInheritedPageProp(key, getArray) { + var dict = this.pageDict, valueArray = null, loopCount = 0; + var MAX_LOOP_COUNT = 100; + getArray = getArray || false; + while (dict) { + var value = getArray ? dict.getArray(key) : dict.get(key); + if (value) { + if (!valueArray) { + valueArray = []; + } + valueArray.push(value); + } + if (++loopCount > MAX_LOOP_COUNT) { + warn('Page_getInheritedPageProp: maximum loop count exceeded.'); + break; + } + dict = dict.get('Parent'); + } + if (!valueArray) { + return Dict.empty; + } + if (valueArray.length === 1 || !isDict(valueArray[0]) || loopCount > MAX_LOOP_COUNT) { + return valueArray[0]; + } + return Dict.merge(this.xref, valueArray); + }, + get content() { + return this.getPageProp('Contents'); + }, + get resources() { + return shadow(this, 'resources', this.getInheritedPageProp('Resources')); + }, + get mediaBox() { + var mediaBox = this.getInheritedPageProp('MediaBox', true); + if (!isArray(mediaBox) || mediaBox.length !== 4) { + return shadow(this, 'mediaBox', LETTER_SIZE_MEDIABOX); + } + return shadow(this, 'mediaBox', mediaBox); + }, + get cropBox() { + var cropBox = this.getInheritedPageProp('CropBox', true); + if (!isArray(cropBox) || cropBox.length !== 4) { + return shadow(this, 'cropBox', this.mediaBox); + } + return shadow(this, 'cropBox', cropBox); + }, + get userUnit() { + var obj = this.getPageProp('UserUnit'); + if (!isNum(obj) || obj <= 0) { + obj = DEFAULT_USER_UNIT; + } + return shadow(this, 'userUnit', obj); + }, + get view() { + var mediaBox = this.mediaBox, cropBox = this.cropBox; + if (mediaBox === cropBox) { + return shadow(this, 'view', mediaBox); + } + var intersection = Util.intersect(cropBox, mediaBox); + return shadow(this, 'view', intersection || mediaBox); + }, + get rotate() { + var rotate = this.getInheritedPageProp('Rotate') || 0; + if (rotate % 90 !== 0) { + rotate = 0; + } else if (rotate >= 360) { + rotate = rotate % 360; + } else if (rotate < 0) { + rotate = (rotate % 360 + 360) % 360; + } + return shadow(this, 'rotate', rotate); + }, + getContentStream: function Page_getContentStream() { + var content = this.content; + var stream; + if (isArray(content)) { + var xref = this.xref; + var i, n = content.length; + var streams = []; + for (i = 0; i < n; ++i) { + streams.push(xref.fetchIfRef(content[i])); + } + stream = new StreamsSequenceStream(streams); + } else if (isStream(content)) { + stream = content; + } else { + stream = new NullStream(); + } + return stream; + }, + loadResources: function Page_loadResources(keys) { + if (!this.resourcesPromise) { + this.resourcesPromise = this.pdfManager.ensure(this, 'resources'); + } + return this.resourcesPromise.then(function resourceSuccess() { + var objectLoader = new ObjectLoader(this.resources.map, keys, this.xref); + return objectLoader.load(); + }.bind(this)); + }, + getOperatorList: function Page_getOperatorList(handler, task, intent, renderInteractiveForms) { + var self = this; + var pdfManager = this.pdfManager; + var contentStreamPromise = pdfManager.ensure(this, 'getContentStream', []); + var resourcesPromise = this.loadResources([ + 'ExtGState', + 'ColorSpace', + 'Pattern', + 'Shading', + 'XObject', + 'Font' + ]); + var partialEvaluator = new PartialEvaluator(pdfManager, this.xref, handler, this.pageIndex, this.idFactory, this.fontCache, this.evaluatorOptions); + var dataPromises = Promise.all([ + contentStreamPromise, + resourcesPromise + ]); + var pageListPromise = dataPromises.then(function (data) { + var contentStream = data[0]; + var opList = new OperatorList(intent, handler, self.pageIndex); + handler.send('StartRenderPage', { + transparency: partialEvaluator.hasBlendModes(self.resources), + pageIndex: self.pageIndex, + intent: intent + }); + return partialEvaluator.getOperatorList(contentStream, task, self.resources, opList).then(function () { + return opList; + }); + }); + var annotationsPromise = pdfManager.ensure(this, 'annotations'); + return Promise.all([ + pageListPromise, + annotationsPromise + ]).then(function (datas) { + var pageOpList = datas[0]; + var annotations = datas[1]; + if (annotations.length === 0) { + pageOpList.flush(true); + return pageOpList; + } + var annotationsReadyPromise = Annotation.appendToOperatorList(annotations, pageOpList, partialEvaluator, task, intent, renderInteractiveForms); + return annotationsReadyPromise.then(function () { + pageOpList.flush(true); + return pageOpList; + }); + }); + }, + extractTextContent: function Page_extractTextContent(task, normalizeWhitespace, combineTextItems) { + var handler = { + on: function nullHandlerOn() { + }, + send: function nullHandlerSend() { + } + }; + var self = this; + var pdfManager = this.pdfManager; + var contentStreamPromise = pdfManager.ensure(this, 'getContentStream', []); + var resourcesPromise = this.loadResources([ + 'ExtGState', + 'XObject', + 'Font' + ]); + var dataPromises = Promise.all([ + contentStreamPromise, + resourcesPromise + ]); + return dataPromises.then(function (data) { + var contentStream = data[0]; + var partialEvaluator = new PartialEvaluator(pdfManager, self.xref, handler, self.pageIndex, self.idFactory, self.fontCache, self.evaluatorOptions); + return partialEvaluator.getTextContent(contentStream, task, self.resources, null, normalizeWhitespace, combineTextItems); + }); + }, + getAnnotationsData: function Page_getAnnotationsData(intent) { + var annotations = this.annotations; + var annotationsData = []; + for (var i = 0, n = annotations.length; i < n; ++i) { + if (intent) { + if (!(intent === 'display' && annotations[i].viewable) && !(intent === 'print' && annotations[i].printable)) { + continue; + } + } + annotationsData.push(annotations[i].data); + } + return annotationsData; + }, + get annotations() { + var annotations = []; + var annotationRefs = this.getInheritedPageProp('Annots') || []; + var annotationFactory = new AnnotationFactory(); + for (var i = 0, n = annotationRefs.length; i < n; ++i) { + var annotationRef = annotationRefs[i]; + var annotation = annotationFactory.create(this.xref, annotationRef, this.pdfManager, this.idFactory); + if (annotation) { + annotations.push(annotation); + } + } + return shadow(this, 'annotations', annotations); + } + }; + return Page; + }(); + var PDFDocument = function PDFDocumentClosure() { + var FINGERPRINT_FIRST_BYTES = 1024; + var EMPTY_FINGERPRINT = '\x00\x00\x00\x00\x00\x00\x00' + '\x00\x00\x00\x00\x00\x00\x00\x00\x00'; + function PDFDocument(pdfManager, arg) { + var stream; + if (isStream(arg)) { + stream = arg; + } else if (isArrayBuffer(arg)) { + stream = new Stream(arg); + } else { + error('PDFDocument: Unknown argument type'); + } + assert(stream.length > 0, 'stream must have data'); + this.pdfManager = pdfManager; + this.stream = stream; + this.xref = new XRef(stream, pdfManager); + } + function find(stream, needle, limit, backwards) { + var pos = stream.pos; + var end = stream.end; + var strBuf = []; + if (pos + limit > end) { + limit = end - pos; + } + for (var n = 0; n < limit; ++n) { + strBuf.push(String.fromCharCode(stream.getByte())); + } + var str = strBuf.join(''); + stream.pos = pos; + var index = backwards ? str.lastIndexOf(needle) : str.indexOf(needle); + if (index === -1) { + return false; + } + stream.pos += index; + return true; + } + var DocumentInfoValidators = { + get entries() { + return shadow(this, 'entries', { + Title: isString, + Author: isString, + Subject: isString, + Keywords: isString, + Creator: isString, + Producer: isString, + CreationDate: isString, + ModDate: isString, + Trapped: isName + }); + } + }; + PDFDocument.prototype = { + parse: function PDFDocument_parse(recoveryMode) { + this.setup(recoveryMode); + var version = this.catalog.catDict.get('Version'); + if (isName(version)) { + this.pdfFormatVersion = version.name; + } + try { + this.acroForm = this.catalog.catDict.get('AcroForm'); + if (this.acroForm) { + this.xfa = this.acroForm.get('XFA'); + var fields = this.acroForm.get('Fields'); + if ((!fields || !isArray(fields) || fields.length === 0) && !this.xfa) { + this.acroForm = null; + } + } + } catch (ex) { + info('Something wrong with AcroForm entry'); + this.acroForm = null; + } + }, + get linearization() { + var linearization = null; + if (this.stream.length) { + try { + linearization = Linearization.create(this.stream); + } catch (err) { + if (err instanceof MissingDataException) { + throw err; + } + info(err); + } + } + return shadow(this, 'linearization', linearization); + }, + get startXRef() { + var stream = this.stream; + var startXRef = 0; + var linearization = this.linearization; + if (linearization) { + stream.reset(); + if (find(stream, 'endobj', 1024)) { + startXRef = stream.pos + 6; + } + } else { + var step = 1024; + var found = false, pos = stream.end; + while (!found && pos > 0) { + pos -= step - 'startxref'.length; + if (pos < 0) { + pos = 0; + } + stream.pos = pos; + found = find(stream, 'startxref', step, true); + } + if (found) { + stream.skip(9); + var ch; + do { + ch = stream.getByte(); + } while (isSpace(ch)); + var str = ''; + while (ch >= 0x20 && ch <= 0x39) { + str += String.fromCharCode(ch); + ch = stream.getByte(); + } + startXRef = parseInt(str, 10); + if (isNaN(startXRef)) { + startXRef = 0; + } + } + } + return shadow(this, 'startXRef', startXRef); + }, + get mainXRefEntriesOffset() { + var mainXRefEntriesOffset = 0; + var linearization = this.linearization; + if (linearization) { + mainXRefEntriesOffset = linearization.mainXRefEntriesOffset; + } + return shadow(this, 'mainXRefEntriesOffset', mainXRefEntriesOffset); + }, + checkHeader: function PDFDocument_checkHeader() { + var stream = this.stream; + stream.reset(); + if (find(stream, '%PDF-', 1024)) { + stream.moveStart(); + var MAX_VERSION_LENGTH = 12; + var version = '', ch; + while ((ch = stream.getByte()) > 0x20) { + if (version.length >= MAX_VERSION_LENGTH) { + break; + } + version += String.fromCharCode(ch); + } + if (!this.pdfFormatVersion) { + this.pdfFormatVersion = version.substring(5); + } + return; + } + }, + parseStartXRef: function PDFDocument_parseStartXRef() { + var startXRef = this.startXRef; + this.xref.setStartXRef(startXRef); + }, + setup: function PDFDocument_setup(recoveryMode) { + this.xref.parse(recoveryMode); + var self = this; + var pageFactory = { + createPage: function (pageIndex, dict, ref, fontCache) { + return new Page(self.pdfManager, self.xref, pageIndex, dict, ref, fontCache); + } + }; + this.catalog = new Catalog(this.pdfManager, this.xref, pageFactory); + }, + get numPages() { + var linearization = this.linearization; + var num = linearization ? linearization.numPages : this.catalog.numPages; + return shadow(this, 'numPages', num); + }, + get documentInfo() { + var docInfo = { + PDFFormatVersion: this.pdfFormatVersion, + IsAcroFormPresent: !!this.acroForm, + IsXFAPresent: !!this.xfa + }; + var infoDict; + try { + infoDict = this.xref.trailer.get('Info'); + } catch (err) { + info('The document information dictionary is invalid.'); + } + if (infoDict) { + var validEntries = DocumentInfoValidators.entries; + for (var key in validEntries) { + if (infoDict.has(key)) { + var value = infoDict.get(key); + if (validEntries[key](value)) { + docInfo[key] = typeof value !== 'string' ? value : stringToPDFString(value); + } else { + info('Bad value in document info for "' + key + '"'); + } + } + } + } + return shadow(this, 'documentInfo', docInfo); + }, + get fingerprint() { + var xref = this.xref, hash, fileID = ''; + var idArray = xref.trailer.get('ID'); + if (idArray && isArray(idArray) && idArray[0] && isString(idArray[0]) && idArray[0] !== EMPTY_FINGERPRINT) { + hash = stringToBytes(idArray[0]); + } else { + if (this.stream.ensureRange) { + this.stream.ensureRange(0, Math.min(FINGERPRINT_FIRST_BYTES, this.stream.end)); + } + hash = calculateMD5(this.stream.bytes.subarray(0, FINGERPRINT_FIRST_BYTES), 0, FINGERPRINT_FIRST_BYTES); + } + for (var i = 0, n = hash.length; i < n; i++) { + var hex = hash[i].toString(16); + fileID += hex.length === 1 ? '0' + hex : hex; + } + return shadow(this, 'fingerprint', fileID); + }, + getPage: function PDFDocument_getPage(pageIndex) { + return this.catalog.getPage(pageIndex); + }, + cleanup: function PDFDocument_cleanup() { + return this.catalog.cleanup(); + } + }; + return PDFDocument; + }(); + exports.Page = Page; + exports.PDFDocument = PDFDocument; + })); + (function (root, factory) { + factory(root.pdfjsCorePdfManager = {}, root.pdfjsSharedUtil, root.pdfjsCoreStream, root.pdfjsCoreChunkedStream, root.pdfjsCoreDocument); + }(this, function (exports, sharedUtil, coreStream, coreChunkedStream, coreDocument) { + var warn = sharedUtil.warn; + var createValidAbsoluteUrl = sharedUtil.createValidAbsoluteUrl; + var shadow = sharedUtil.shadow; + var NotImplementedException = sharedUtil.NotImplementedException; + var MissingDataException = sharedUtil.MissingDataException; + var createPromiseCapability = sharedUtil.createPromiseCapability; + var Util = sharedUtil.Util; + var Stream = coreStream.Stream; + var ChunkedStreamManager = coreChunkedStream.ChunkedStreamManager; + var PDFDocument = coreDocument.PDFDocument; + var BasePdfManager = function BasePdfManagerClosure() { + function BasePdfManager() { + throw new Error('Cannot initialize BaseManagerManager'); + } + BasePdfManager.prototype = { + get docId() { + return this._docId; + }, + get password() { + return this._password; + }, + get docBaseUrl() { + var docBaseUrl = null; + if (this._docBaseUrl) { + var absoluteUrl = createValidAbsoluteUrl(this._docBaseUrl); + if (absoluteUrl) { + docBaseUrl = absoluteUrl.href; + } else { + warn('Invalid absolute docBaseUrl: "' + this._docBaseUrl + '".'); + } + } + return shadow(this, 'docBaseUrl', docBaseUrl); + }, + onLoadedStream: function BasePdfManager_onLoadedStream() { + throw new NotImplementedException(); + }, + ensureDoc: function BasePdfManager_ensureDoc(prop, args) { + return this.ensure(this.pdfDocument, prop, args); + }, + ensureXRef: function BasePdfManager_ensureXRef(prop, args) { + return this.ensure(this.pdfDocument.xref, prop, args); + }, + ensureCatalog: function BasePdfManager_ensureCatalog(prop, args) { + return this.ensure(this.pdfDocument.catalog, prop, args); + }, + getPage: function BasePdfManager_getPage(pageIndex) { + return this.pdfDocument.getPage(pageIndex); + }, + cleanup: function BasePdfManager_cleanup() { + return this.pdfDocument.cleanup(); + }, + ensure: function BasePdfManager_ensure(obj, prop, args) { + return new NotImplementedException(); + }, + requestRange: function BasePdfManager_requestRange(begin, end) { + return new NotImplementedException(); + }, + requestLoadedStream: function BasePdfManager_requestLoadedStream() { + return new NotImplementedException(); + }, + sendProgressiveData: function BasePdfManager_sendProgressiveData(chunk) { + return new NotImplementedException(); + }, + updatePassword: function BasePdfManager_updatePassword(password) { + this._password = password; + }, + terminate: function BasePdfManager_terminate() { + return new NotImplementedException(); + } + }; + return BasePdfManager; + }(); + var LocalPdfManager = function LocalPdfManagerClosure() { + function LocalPdfManager(docId, data, password, evaluatorOptions, docBaseUrl) { + this._docId = docId; + this._password = password; + this._docBaseUrl = docBaseUrl; + this.evaluatorOptions = evaluatorOptions; + var stream = new Stream(data); + this.pdfDocument = new PDFDocument(this, stream); + this._loadedStreamCapability = createPromiseCapability(); + this._loadedStreamCapability.resolve(stream); + } + Util.inherit(LocalPdfManager, BasePdfManager, { + ensure: function LocalPdfManager_ensure(obj, prop, args) { + return new Promise(function (resolve, reject) { + try { + var value = obj[prop]; + var result; + if (typeof value === 'function') { + result = value.apply(obj, args); + } else { + result = value; + } + resolve(result); + } catch (e) { + reject(e); + } + }); + }, + requestRange: function LocalPdfManager_requestRange(begin, end) { + return Promise.resolve(); + }, + requestLoadedStream: function LocalPdfManager_requestLoadedStream() { + }, + onLoadedStream: function LocalPdfManager_onLoadedStream() { + return this._loadedStreamCapability.promise; + }, + terminate: function LocalPdfManager_terminate() { + } + }); + return LocalPdfManager; + }(); + var NetworkPdfManager = function NetworkPdfManagerClosure() { + function NetworkPdfManager(docId, pdfNetworkStream, args, evaluatorOptions, docBaseUrl) { + this._docId = docId; + this._password = args.password; + this._docBaseUrl = docBaseUrl; + this.msgHandler = args.msgHandler; + this.evaluatorOptions = evaluatorOptions; + var params = { + msgHandler: args.msgHandler, + url: args.url, + length: args.length, + disableAutoFetch: args.disableAutoFetch, + rangeChunkSize: args.rangeChunkSize + }; + this.streamManager = new ChunkedStreamManager(pdfNetworkStream, params); + this.pdfDocument = new PDFDocument(this, this.streamManager.getStream()); + } + Util.inherit(NetworkPdfManager, BasePdfManager, { + ensure: function NetworkPdfManager_ensure(obj, prop, args) { + var pdfManager = this; + return new Promise(function (resolve, reject) { + function ensureHelper() { + try { + var result; + var value = obj[prop]; + if (typeof value === 'function') { + result = value.apply(obj, args); + } else { + result = value; + } + resolve(result); + } catch (e) { + if (!(e instanceof MissingDataException)) { + reject(e); + return; + } + pdfManager.streamManager.requestRange(e.begin, e.end).then(ensureHelper, reject); + } + } + ensureHelper(); + }); + }, + requestRange: function NetworkPdfManager_requestRange(begin, end) { + return this.streamManager.requestRange(begin, end); + }, + requestLoadedStream: function NetworkPdfManager_requestLoadedStream() { + this.streamManager.requestAllChunks(); + }, + sendProgressiveData: function NetworkPdfManager_sendProgressiveData(chunk) { + this.streamManager.onReceiveData({ chunk: chunk }); + }, + onLoadedStream: function NetworkPdfManager_onLoadedStream() { + return this.streamManager.onLoadedStream(); + }, + terminate: function NetworkPdfManager_terminate() { + this.streamManager.abort(); + } + }); + return NetworkPdfManager; + }(); + exports.LocalPdfManager = LocalPdfManager; + exports.NetworkPdfManager = NetworkPdfManager; + })); + (function (root, factory) { + factory(root.pdfjsCoreWorker = {}, root.pdfjsSharedUtil, root.pdfjsCorePrimitives, root.pdfjsCorePdfManager); + }(this, function (exports, sharedUtil, corePrimitives, corePdfManager) { + var UNSUPPORTED_FEATURES = sharedUtil.UNSUPPORTED_FEATURES; + var InvalidPDFException = sharedUtil.InvalidPDFException; + var MessageHandler = sharedUtil.MessageHandler; + var MissingPDFException = sharedUtil.MissingPDFException; + var UnexpectedResponseException = sharedUtil.UnexpectedResponseException; + var PasswordException = sharedUtil.PasswordException; + var PasswordResponses = sharedUtil.PasswordResponses; + var UnknownErrorException = sharedUtil.UnknownErrorException; + var XRefParseException = sharedUtil.XRefParseException; + var arrayByteLength = sharedUtil.arrayByteLength; + var arraysToBytes = sharedUtil.arraysToBytes; + var assert = sharedUtil.assert; + var createPromiseCapability = sharedUtil.createPromiseCapability; + var error = sharedUtil.error; + var info = sharedUtil.info; + var warn = sharedUtil.warn; + var setVerbosityLevel = sharedUtil.setVerbosityLevel; + var Ref = corePrimitives.Ref; + var LocalPdfManager = corePdfManager.LocalPdfManager; + var NetworkPdfManager = corePdfManager.NetworkPdfManager; + var globalScope = sharedUtil.globalScope; + var WorkerTask = function WorkerTaskClosure() { + function WorkerTask(name) { + this.name = name; + this.terminated = false; + this._capability = createPromiseCapability(); + } + WorkerTask.prototype = { + get finished() { + return this._capability.promise; + }, + finish: function () { + this._capability.resolve(); + }, + terminate: function () { + this.terminated = true; + }, + ensureNotTerminated: function () { + if (this.terminated) { + throw new Error('Worker task was terminated'); + } + } + }; + return WorkerTask; + }(); + var PDFWorkerStream = function PDFWorkerStreamClosure() { + function PDFWorkerStream(params, msgHandler) { + this._queuedChunks = []; + var initialData = params.initialData; + if (initialData && initialData.length > 0) { + this._queuedChunks.push(initialData); + } + this._msgHandler = msgHandler; + this._isRangeSupported = !params.disableRange; + this._isStreamingSupported = !params.disableStream; + this._contentLength = params.length; + this._fullRequestReader = null; + this._rangeReaders = []; + msgHandler.on('OnDataRange', this._onReceiveData.bind(this)); + msgHandler.on('OnDataProgress', this._onProgress.bind(this)); + } + PDFWorkerStream.prototype = { + _onReceiveData: function PDFWorkerStream_onReceiveData(args) { + if (args.begin === undefined) { + if (this._fullRequestReader) { + this._fullRequestReader._enqueue(args.chunk); + } else { + this._queuedChunks.push(args.chunk); + } + } else { + var found = this._rangeReaders.some(function (rangeReader) { + if (rangeReader._begin !== args.begin) { + return false; + } + rangeReader._enqueue(args.chunk); + return true; + }); + assert(found); + } + }, + _onProgress: function PDFWorkerStream_onProgress(evt) { + if (this._rangeReaders.length > 0) { + var firstReader = this._rangeReaders[0]; + if (firstReader.onProgress) { + firstReader.onProgress({ loaded: evt.loaded }); + } + } + }, + _removeRangeReader: function PDFWorkerStream_removeRangeReader(reader) { + var i = this._rangeReaders.indexOf(reader); + if (i >= 0) { + this._rangeReaders.splice(i, 1); + } + }, + getFullReader: function PDFWorkerStream_getFullReader() { + assert(!this._fullRequestReader); + var queuedChunks = this._queuedChunks; + this._queuedChunks = null; + return new PDFWorkerStreamReader(this, queuedChunks); + }, + getRangeReader: function PDFWorkerStream_getRangeReader(begin, end) { + var reader = new PDFWorkerStreamRangeReader(this, begin, end); + this._msgHandler.send('RequestDataRange', { + begin: begin, + end: end + }); + this._rangeReaders.push(reader); + return reader; + }, + cancelAllRequests: function PDFWorkerStream_cancelAllRequests(reason) { + if (this._fullRequestReader) { + this._fullRequestReader.cancel(reason); + } + var readers = this._rangeReaders.slice(0); + readers.forEach(function (rangeReader) { + rangeReader.cancel(reason); + }); + } + }; + function PDFWorkerStreamReader(stream, queuedChunks) { + this._stream = stream; + this._done = false; + this._queuedChunks = queuedChunks || []; + this._requests = []; + this._headersReady = Promise.resolve(); + stream._fullRequestReader = this; + this.onProgress = null; + } + PDFWorkerStreamReader.prototype = { + _enqueue: function PDFWorkerStreamReader_enqueue(chunk) { + if (this._done) { + return; + } + if (this._requests.length > 0) { + var requestCapability = this._requests.shift(); + requestCapability.resolve({ + value: chunk, + done: false + }); + return; + } + this._queuedChunks.push(chunk); + }, + get headersReady() { + return this._headersReady; + }, + get isRangeSupported() { + return this._stream._isRangeSupported; + }, + get isStreamingSupported() { + return this._stream._isStreamingSupported; + }, + get contentLength() { + return this._stream._contentLength; + }, + read: function PDFWorkerStreamReader_read() { + if (this._queuedChunks.length > 0) { + var chunk = this._queuedChunks.shift(); + return Promise.resolve({ + value: chunk, + done: false + }); + } + if (this._done) { + return Promise.resolve({ + value: undefined, + done: true + }); + } + var requestCapability = createPromiseCapability(); + this._requests.push(requestCapability); + return requestCapability.promise; + }, + cancel: function PDFWorkerStreamReader_cancel(reason) { + this._done = true; + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + } + }; + function PDFWorkerStreamRangeReader(stream, begin, end) { + this._stream = stream; + this._begin = begin; + this._end = end; + this._queuedChunk = null; + this._requests = []; + this._done = false; + this.onProgress = null; + } + PDFWorkerStreamRangeReader.prototype = { + _enqueue: function PDFWorkerStreamRangeReader_enqueue(chunk) { + if (this._done) { + return; + } + if (this._requests.length === 0) { + this._queuedChunk = chunk; + } else { + var requestsCapability = this._requests.shift(); + requestsCapability.resolve({ + value: chunk, + done: false + }); + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + } + this._done = true; + this._stream._removeRangeReader(this); + }, + get isStreamingSupported() { + return false; + }, + read: function PDFWorkerStreamRangeReader_read() { + if (this._queuedChunk) { + return Promise.resolve({ + value: this._queuedChunk, + done: false + }); + } + if (this._done) { + return Promise.resolve({ + value: undefined, + done: true + }); + } + var requestCapability = createPromiseCapability(); + this._requests.push(requestCapability); + return requestCapability.promise; + }, + cancel: function PDFWorkerStreamRangeReader_cancel(reason) { + this._done = true; + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + this._stream._removeRangeReader(this); + } + }; + return PDFWorkerStream; + }(); + var PDFNetworkStream; + function setPDFNetworkStreamClass(cls) { + PDFNetworkStream = cls; + } + var WorkerMessageHandler = { + setup: function wphSetup(handler, port) { + var testMessageProcessed = false; + handler.on('test', function wphSetupTest(data) { + if (testMessageProcessed) { + return; + } + testMessageProcessed = true; + if (!(data instanceof Uint8Array)) { + handler.send('test', 'main', false); + return; + } + var supportTransfers = data[0] === 255; + handler.postMessageTransfers = supportTransfers; + var xhr = new XMLHttpRequest(); + var responseExists = 'response' in xhr; + try { + var dummy = xhr.responseType; + } catch (e) { + responseExists = false; + } + if (!responseExists) { + handler.send('test', false); + return; + } + handler.send('test', { + supportTypedArray: true, + supportTransfers: supportTransfers + }); + }); + handler.on('configure', function wphConfigure(data) { + setVerbosityLevel(data.verbosity); + }); + handler.on('GetDocRequest', function wphSetupDoc(data) { + return WorkerMessageHandler.createDocumentHandler(data, port); + }); + }, + createDocumentHandler: function wphCreateDocumentHandler(docParams, port) { + var pdfManager; + var terminated = false; + var cancelXHRs = null; + var WorkerTasks = []; + var docId = docParams.docId; + var docBaseUrl = docParams.docBaseUrl; + var workerHandlerName = docParams.docId + '_worker'; + var handler = new MessageHandler(workerHandlerName, docId, port); + handler.postMessageTransfers = docParams.postMessageTransfers; + function ensureNotTerminated() { + if (terminated) { + throw new Error('Worker was terminated'); + } + } + function startWorkerTask(task) { + WorkerTasks.push(task); + } + function finishWorkerTask(task) { + task.finish(); + var i = WorkerTasks.indexOf(task); + WorkerTasks.splice(i, 1); + } + function loadDocument(recoveryMode) { + var loadDocumentCapability = createPromiseCapability(); + var parseSuccess = function parseSuccess() { + var numPagesPromise = pdfManager.ensureDoc('numPages'); + var fingerprintPromise = pdfManager.ensureDoc('fingerprint'); + var encryptedPromise = pdfManager.ensureXRef('encrypt'); + Promise.all([ + numPagesPromise, + fingerprintPromise, + encryptedPromise + ]).then(function onDocReady(results) { + var doc = { + numPages: results[0], + fingerprint: results[1], + encrypted: !!results[2] + }; + loadDocumentCapability.resolve(doc); + }, parseFailure); + }; + var parseFailure = function parseFailure(e) { + loadDocumentCapability.reject(e); + }; + pdfManager.ensureDoc('checkHeader', []).then(function () { + pdfManager.ensureDoc('parseStartXRef', []).then(function () { + pdfManager.ensureDoc('parse', [recoveryMode]).then(parseSuccess, parseFailure); + }, parseFailure); + }, parseFailure); + return loadDocumentCapability.promise; + } + function getPdfManager(data, evaluatorOptions) { + var pdfManagerCapability = createPromiseCapability(); + var pdfManager; + var source = data.source; + if (source.data) { + try { + pdfManager = new LocalPdfManager(docId, source.data, source.password, evaluatorOptions, docBaseUrl); + pdfManagerCapability.resolve(pdfManager); + } catch (ex) { + pdfManagerCapability.reject(ex); + } + return pdfManagerCapability.promise; + } + var pdfStream; + try { + if (source.chunkedViewerLoading) { + pdfStream = new PDFWorkerStream(source, handler); + } else { + assert(PDFNetworkStream, 'pdfjs/core/network module is not loaded'); + pdfStream = new PDFNetworkStream(data); + } + } catch (ex) { + pdfManagerCapability.reject(ex); + return pdfManagerCapability.promise; + } + var fullRequest = pdfStream.getFullReader(); + fullRequest.headersReady.then(function () { + if (!fullRequest.isStreamingSupported || !fullRequest.isRangeSupported) { + fullRequest.onProgress = function (evt) { + handler.send('DocProgress', { + loaded: evt.loaded, + total: evt.total + }); + }; + } + if (!fullRequest.isRangeSupported) { + return; + } + var disableAutoFetch = source.disableAutoFetch || fullRequest.isStreamingSupported; + pdfManager = new NetworkPdfManager(docId, pdfStream, { + msgHandler: handler, + url: source.url, + password: source.password, + length: fullRequest.contentLength, + disableAutoFetch: disableAutoFetch, + rangeChunkSize: source.rangeChunkSize + }, evaluatorOptions, docBaseUrl); + pdfManagerCapability.resolve(pdfManager); + cancelXHRs = null; + }).catch(function (reason) { + pdfManagerCapability.reject(reason); + cancelXHRs = null; + }); + var cachedChunks = [], loaded = 0; + var flushChunks = function () { + var pdfFile = arraysToBytes(cachedChunks); + if (source.length && pdfFile.length !== source.length) { + warn('reported HTTP length is different from actual'); + } + try { + pdfManager = new LocalPdfManager(docId, pdfFile, source.password, evaluatorOptions, docBaseUrl); + pdfManagerCapability.resolve(pdfManager); + } catch (ex) { + pdfManagerCapability.reject(ex); + } + cachedChunks = []; + }; + var readPromise = new Promise(function (resolve, reject) { + var readChunk = function (chunk) { + try { + ensureNotTerminated(); + if (chunk.done) { + if (!pdfManager) { + flushChunks(); + } + cancelXHRs = null; + return; + } + var data = chunk.value; + loaded += arrayByteLength(data); + if (!fullRequest.isStreamingSupported) { + handler.send('DocProgress', { + loaded: loaded, + total: Math.max(loaded, fullRequest.contentLength || 0) + }); + } + if (pdfManager) { + pdfManager.sendProgressiveData(data); + } else { + cachedChunks.push(data); + } + fullRequest.read().then(readChunk, reject); + } catch (e) { + reject(e); + } + }; + fullRequest.read().then(readChunk, reject); + }); + readPromise.catch(function (e) { + pdfManagerCapability.reject(e); + cancelXHRs = null; + }); + cancelXHRs = function () { + pdfStream.cancelAllRequests('abort'); + }; + return pdfManagerCapability.promise; + } + function setupDoc(data) { + function onSuccess(doc) { + ensureNotTerminated(); + handler.send('GetDoc', { pdfInfo: doc }); + } + function onFailure(e) { + if (e instanceof PasswordException) { + var task = new WorkerTask('PasswordException: response ' + e.code); + startWorkerTask(task); + handler.sendWithPromise('PasswordRequest', e).then(function (data) { + finishWorkerTask(task); + pdfManager.updatePassword(data.password); + pdfManagerReady(); + }).catch(function (ex) { + finishWorkerTask(task); + handler.send('PasswordException', ex); + }.bind(null, e)); + } else if (e instanceof InvalidPDFException) { + handler.send('InvalidPDF', e); + } else if (e instanceof MissingPDFException) { + handler.send('MissingPDF', e); + } else if (e instanceof UnexpectedResponseException) { + handler.send('UnexpectedResponse', e); + } else { + handler.send('UnknownError', new UnknownErrorException(e.message, e.toString())); + } + } + function pdfManagerReady() { + ensureNotTerminated(); + loadDocument(false).then(onSuccess, function loadFailure(ex) { + ensureNotTerminated(); + if (!(ex instanceof XRefParseException)) { + onFailure(ex); + return; + } + pdfManager.requestLoadedStream(); + pdfManager.onLoadedStream().then(function () { + ensureNotTerminated(); + loadDocument(true).then(onSuccess, onFailure); + }); + }, onFailure); + } + ensureNotTerminated(); + var cMapOptions = { + url: data.cMapUrl === undefined ? null : data.cMapUrl, + packed: data.cMapPacked === true + }; + var evaluatorOptions = { + forceDataSchema: data.disableCreateObjectURL, + maxImageSize: data.maxImageSize === undefined ? -1 : data.maxImageSize, + disableFontFace: data.disableFontFace, + cMapOptions: cMapOptions + }; + getPdfManager(data, evaluatorOptions).then(function (newPdfManager) { + if (terminated) { + newPdfManager.terminate(); + throw new Error('Worker was terminated'); + } + pdfManager = newPdfManager; + handler.send('PDFManagerReady', null); + pdfManager.onLoadedStream().then(function (stream) { + handler.send('DataLoaded', { length: stream.bytes.byteLength }); + }); + }).then(pdfManagerReady, onFailure); + } + handler.on('GetPage', function wphSetupGetPage(data) { + return pdfManager.getPage(data.pageIndex).then(function (page) { + var rotatePromise = pdfManager.ensure(page, 'rotate'); + var refPromise = pdfManager.ensure(page, 'ref'); + var userUnitPromise = pdfManager.ensure(page, 'userUnit'); + var viewPromise = pdfManager.ensure(page, 'view'); + return Promise.all([ + rotatePromise, + refPromise, + userUnitPromise, + viewPromise + ]).then(function (results) { + return { + rotate: results[0], + ref: results[1], + userUnit: results[2], + view: results[3] + }; + }); + }); + }); + handler.on('GetPageIndex', function wphSetupGetPageIndex(data) { + var ref = new Ref(data.ref.num, data.ref.gen); + var catalog = pdfManager.pdfDocument.catalog; + return catalog.getPageIndex(ref); + }); + handler.on('GetDestinations', function wphSetupGetDestinations(data) { + return pdfManager.ensureCatalog('destinations'); + }); + handler.on('GetDestination', function wphSetupGetDestination(data) { + return pdfManager.ensureCatalog('getDestination', [data.id]); + }); + handler.on('GetPageLabels', function wphSetupGetPageLabels(data) { + return pdfManager.ensureCatalog('pageLabels'); + }); + handler.on('GetAttachments', function wphSetupGetAttachments(data) { + return pdfManager.ensureCatalog('attachments'); + }); + handler.on('GetJavaScript', function wphSetupGetJavaScript(data) { + return pdfManager.ensureCatalog('javaScript'); + }); + handler.on('GetOutline', function wphSetupGetOutline(data) { + return pdfManager.ensureCatalog('documentOutline'); + }); + handler.on('GetMetadata', function wphSetupGetMetadata(data) { + return Promise.all([ + pdfManager.ensureDoc('documentInfo'), + pdfManager.ensureCatalog('metadata') + ]); + }); + handler.on('GetData', function wphSetupGetData(data) { + pdfManager.requestLoadedStream(); + return pdfManager.onLoadedStream().then(function (stream) { + return stream.bytes; + }); + }); + handler.on('GetStats', function wphSetupGetStats(data) { + return pdfManager.pdfDocument.xref.stats; + }); + handler.on('GetAnnotations', function wphSetupGetAnnotations(data) { + return pdfManager.getPage(data.pageIndex).then(function (page) { + return pdfManager.ensure(page, 'getAnnotationsData', [data.intent]); + }); + }); + handler.on('RenderPageRequest', function wphSetupRenderPage(data) { + var pageIndex = data.pageIndex; + pdfManager.getPage(pageIndex).then(function (page) { + var task = new WorkerTask('RenderPageRequest: page ' + pageIndex); + startWorkerTask(task); + var pageNum = pageIndex + 1; + var start = Date.now(); + page.getOperatorList(handler, task, data.intent, data.renderInteractiveForms).then(function (operatorList) { + finishWorkerTask(task); + info('page=' + pageNum + ' - getOperatorList: time=' + (Date.now() - start) + 'ms, len=' + operatorList.totalLength); + }, function (e) { + finishWorkerTask(task); + if (task.terminated) { + return; + } + handler.send('UnsupportedFeature', { featureId: UNSUPPORTED_FEATURES.unknown }); + var minimumStackMessage = 'worker.js: while trying to getPage() and getOperatorList()'; + var wrappedException; + if (typeof e === 'string') { + wrappedException = { + message: e, + stack: minimumStackMessage + }; + } else if (typeof e === 'object') { + wrappedException = { + message: e.message || e.toString(), + stack: e.stack || minimumStackMessage + }; + } else { + wrappedException = { + message: 'Unknown exception type: ' + typeof e, + stack: minimumStackMessage + }; + } + handler.send('PageError', { + pageNum: pageNum, + error: wrappedException, + intent: data.intent + }); + }); + }); + }, this); + handler.on('GetTextContent', function wphExtractText(data) { + var pageIndex = data.pageIndex; + var normalizeWhitespace = data.normalizeWhitespace; + var combineTextItems = data.combineTextItems; + return pdfManager.getPage(pageIndex).then(function (page) { + var task = new WorkerTask('GetTextContent: page ' + pageIndex); + startWorkerTask(task); + var pageNum = pageIndex + 1; + var start = Date.now(); + return page.extractTextContent(task, normalizeWhitespace, combineTextItems).then(function (textContent) { + finishWorkerTask(task); + info('text indexing: page=' + pageNum + ' - time=' + (Date.now() - start) + 'ms'); + return textContent; + }, function (reason) { + finishWorkerTask(task); + if (task.terminated) { + return; + } + throw reason; + }); + }); + }); + handler.on('Cleanup', function wphCleanup(data) { + return pdfManager.cleanup(); + }); + handler.on('Terminate', function wphTerminate(data) { + terminated = true; + if (pdfManager) { + pdfManager.terminate(); + pdfManager = null; + } + if (cancelXHRs) { + cancelXHRs(); + } + var waitOn = []; + WorkerTasks.forEach(function (task) { + waitOn.push(task.finished); + task.terminate(); + }); + return Promise.all(waitOn).then(function () { + handler.destroy(); + handler = null; + }); + }); + handler.on('Ready', function wphReady(data) { + setupDoc(docParams); + docParams = null; + }); + return workerHandlerName; + } + }; + function initializeWorker() { + if (!('console' in globalScope)) { + var consoleTimer = {}; + var workerConsole = { + log: function log() { + var args = Array.prototype.slice.call(arguments); + globalScope.postMessage({ + targetName: 'main', + action: 'console_log', + data: args + }); + }, + error: function error() { + var args = Array.prototype.slice.call(arguments); + globalScope.postMessage({ + targetName: 'main', + action: 'console_error', + data: args + }); + throw 'pdf.js execution error'; + }, + time: function time(name) { + consoleTimer[name] = Date.now(); + }, + timeEnd: function timeEnd(name) { + var time = consoleTimer[name]; + if (!time) { + error('Unknown timer name ' + name); + } + this.log('Timer:', name, Date.now() - time); + } + }; + globalScope.console = workerConsole; + } + var handler = new MessageHandler('worker', 'main', self); + WorkerMessageHandler.setup(handler, self); + handler.send('ready', null); + } + if (typeof window === 'undefined' && !(typeof module !== 'undefined' && module.require)) { + initializeWorker(); + } + exports.setPDFNetworkStreamClass = setPDFNetworkStreamClass; + exports.WorkerTask = WorkerTask; + exports.WorkerMessageHandler = WorkerMessageHandler; + })); + (function (root, factory) { + factory(root.pdfjsCoreNetwork = {}, root.pdfjsSharedUtil, root.pdfjsCoreWorker); + }(this, function (exports, sharedUtil, coreWorker) { + var OK_RESPONSE = 200; + var PARTIAL_CONTENT_RESPONSE = 206; + function NetworkManager(url, args) { + this.url = url; + args = args || {}; + this.isHttp = /^https?:/i.test(url); + this.httpHeaders = this.isHttp && args.httpHeaders || {}; + this.withCredentials = args.withCredentials || false; + this.getXhr = args.getXhr || function NetworkManager_getXhr() { + return new XMLHttpRequest(); + }; + this.currXhrId = 0; + this.pendingRequests = Object.create(null); + this.loadedRequests = Object.create(null); + } + function getArrayBuffer(xhr) { + var data = xhr.response; + if (typeof data !== 'string') { + return data; + } + var length = data.length; + var array = new Uint8Array(length); + for (var i = 0; i < length; i++) { + array[i] = data.charCodeAt(i) & 0xFF; + } + return array.buffer; + } + var supportsMozChunked = function supportsMozChunkedClosure() { + try { + var x = new XMLHttpRequest(); + x.open('GET', 'https://example.com'); + x.responseType = 'moz-chunked-arraybuffer'; + return x.responseType === 'moz-chunked-arraybuffer'; + } catch (e) { + return false; + } + }(); + NetworkManager.prototype = { + requestRange: function NetworkManager_requestRange(begin, end, listeners) { + var args = { + begin: begin, + end: end + }; + for (var prop in listeners) { + args[prop] = listeners[prop]; + } + return this.request(args); + }, + requestFull: function NetworkManager_requestFull(listeners) { + return this.request(listeners); + }, + request: function NetworkManager_request(args) { + var xhr = this.getXhr(); + var xhrId = this.currXhrId++; + var pendingRequest = this.pendingRequests[xhrId] = { xhr: xhr }; + xhr.open('GET', this.url); + xhr.withCredentials = this.withCredentials; + for (var property in this.httpHeaders) { + var value = this.httpHeaders[property]; + if (typeof value === 'undefined') { + continue; + } + xhr.setRequestHeader(property, value); + } + if (this.isHttp && 'begin' in args && 'end' in args) { + var rangeStr = args.begin + '-' + (args.end - 1); + xhr.setRequestHeader('Range', 'bytes=' + rangeStr); + pendingRequest.expectedStatus = 206; + } else { + pendingRequest.expectedStatus = 200; + } + var useMozChunkedLoading = supportsMozChunked && !!args.onProgressiveData; + if (useMozChunkedLoading) { + xhr.responseType = 'moz-chunked-arraybuffer'; + pendingRequest.onProgressiveData = args.onProgressiveData; + pendingRequest.mozChunked = true; + } else { + xhr.responseType = 'arraybuffer'; + } + if (args.onError) { + xhr.onerror = function (evt) { + args.onError(xhr.status); + }; + } + xhr.onreadystatechange = this.onStateChange.bind(this, xhrId); + xhr.onprogress = this.onProgress.bind(this, xhrId); + pendingRequest.onHeadersReceived = args.onHeadersReceived; + pendingRequest.onDone = args.onDone; + pendingRequest.onError = args.onError; + pendingRequest.onProgress = args.onProgress; + xhr.send(null); + return xhrId; + }, + onProgress: function NetworkManager_onProgress(xhrId, evt) { + var pendingRequest = this.pendingRequests[xhrId]; + if (!pendingRequest) { + return; + } + if (pendingRequest.mozChunked) { + var chunk = getArrayBuffer(pendingRequest.xhr); + pendingRequest.onProgressiveData(chunk); + } + var onProgress = pendingRequest.onProgress; + if (onProgress) { + onProgress(evt); + } + }, + onStateChange: function NetworkManager_onStateChange(xhrId, evt) { + var pendingRequest = this.pendingRequests[xhrId]; + if (!pendingRequest) { + return; + } + var xhr = pendingRequest.xhr; + if (xhr.readyState >= 2 && pendingRequest.onHeadersReceived) { + pendingRequest.onHeadersReceived(); + delete pendingRequest.onHeadersReceived; + } + if (xhr.readyState !== 4) { + return; + } + if (!(xhrId in this.pendingRequests)) { + return; + } + delete this.pendingRequests[xhrId]; + if (xhr.status === 0 && this.isHttp) { + if (pendingRequest.onError) { + pendingRequest.onError(xhr.status); + } + return; + } + var xhrStatus = xhr.status || OK_RESPONSE; + var ok_response_on_range_request = xhrStatus === OK_RESPONSE && pendingRequest.expectedStatus === PARTIAL_CONTENT_RESPONSE; + if (!ok_response_on_range_request && xhrStatus !== pendingRequest.expectedStatus) { + if (pendingRequest.onError) { + pendingRequest.onError(xhr.status); + } + return; + } + this.loadedRequests[xhrId] = true; + var chunk = getArrayBuffer(xhr); + if (xhrStatus === PARTIAL_CONTENT_RESPONSE) { + var rangeHeader = xhr.getResponseHeader('Content-Range'); + var matches = /bytes (\d+)-(\d+)\/(\d+)/.exec(rangeHeader); + var begin = parseInt(matches[1], 10); + pendingRequest.onDone({ + begin: begin, + chunk: chunk + }); + } else if (pendingRequest.onProgressiveData) { + pendingRequest.onDone(null); + } else if (chunk) { + pendingRequest.onDone({ + begin: 0, + chunk: chunk + }); + } else if (pendingRequest.onError) { + pendingRequest.onError(xhr.status); + } + }, + hasPendingRequests: function NetworkManager_hasPendingRequests() { + for (var xhrId in this.pendingRequests) { + return true; + } + return false; + }, + getRequestXhr: function NetworkManager_getXhr(xhrId) { + return this.pendingRequests[xhrId].xhr; + }, + isStreamingRequest: function NetworkManager_isStreamingRequest(xhrId) { + return !!this.pendingRequests[xhrId].onProgressiveData; + }, + isPendingRequest: function NetworkManager_isPendingRequest(xhrId) { + return xhrId in this.pendingRequests; + }, + isLoadedRequest: function NetworkManager_isLoadedRequest(xhrId) { + return xhrId in this.loadedRequests; + }, + abortAllRequests: function NetworkManager_abortAllRequests() { + for (var xhrId in this.pendingRequests) { + this.abortRequest(xhrId | 0); + } + }, + abortRequest: function NetworkManager_abortRequest(xhrId) { + var xhr = this.pendingRequests[xhrId].xhr; + delete this.pendingRequests[xhrId]; + xhr.abort(); + } + }; + var assert = sharedUtil.assert; + var createPromiseCapability = sharedUtil.createPromiseCapability; + var isInt = sharedUtil.isInt; + var MissingPDFException = sharedUtil.MissingPDFException; + var UnexpectedResponseException = sharedUtil.UnexpectedResponseException; + function PDFNetworkStream(options) { + this._options = options; + var source = options.source; + this._manager = new NetworkManager(source.url, { + httpHeaders: source.httpHeaders, + withCredentials: source.withCredentials + }); + this._rangeChunkSize = source.rangeChunkSize; + this._fullRequestReader = null; + this._rangeRequestReaders = []; + } + PDFNetworkStream.prototype = { + _onRangeRequestReaderClosed: function PDFNetworkStream_onRangeRequestReaderClosed(reader) { + var i = this._rangeRequestReaders.indexOf(reader); + if (i >= 0) { + this._rangeRequestReaders.splice(i, 1); + } + }, + getFullReader: function PDFNetworkStream_getFullReader() { + assert(!this._fullRequestReader); + this._fullRequestReader = new PDFNetworkStreamFullRequestReader(this._manager, this._options); + return this._fullRequestReader; + }, + getRangeReader: function PDFNetworkStream_getRangeReader(begin, end) { + var reader = new PDFNetworkStreamRangeRequestReader(this._manager, begin, end); + reader.onClosed = this._onRangeRequestReaderClosed.bind(this); + this._rangeRequestReaders.push(reader); + return reader; + }, + cancelAllRequests: function PDFNetworkStream_cancelAllRequests(reason) { + if (this._fullRequestReader) { + this._fullRequestReader.cancel(reason); + } + var readers = this._rangeRequestReaders.slice(0); + readers.forEach(function (reader) { + reader.cancel(reason); + }); + } + }; + function PDFNetworkStreamFullRequestReader(manager, options) { + this._manager = manager; + var source = options.source; + var args = { + onHeadersReceived: this._onHeadersReceived.bind(this), + onProgressiveData: source.disableStream ? null : this._onProgressiveData.bind(this), + onDone: this._onDone.bind(this), + onError: this._onError.bind(this), + onProgress: this._onProgress.bind(this) + }; + this._url = source.url; + this._fullRequestId = manager.requestFull(args); + this._headersReceivedCapability = createPromiseCapability(); + this._disableRange = options.disableRange || false; + this._contentLength = source.length; + this._rangeChunkSize = source.rangeChunkSize; + if (!this._rangeChunkSize && !this._disableRange) { + this._disableRange = true; + } + this._isStreamingSupported = false; + this._isRangeSupported = false; + this._cachedChunks = []; + this._requests = []; + this._done = false; + this._storedError = undefined; + this.onProgress = null; + } + PDFNetworkStreamFullRequestReader.prototype = { + _validateRangeRequestCapabilities: function PDFNetworkStreamFullRequestReader_validateRangeRequestCapabilities() { + if (this._disableRange) { + return false; + } + var networkManager = this._manager; + if (!networkManager.isHttp) { + return false; + } + var fullRequestXhrId = this._fullRequestId; + var fullRequestXhr = networkManager.getRequestXhr(fullRequestXhrId); + if (fullRequestXhr.getResponseHeader('Accept-Ranges') !== 'bytes') { + return false; + } + var contentEncoding = fullRequestXhr.getResponseHeader('Content-Encoding') || 'identity'; + if (contentEncoding !== 'identity') { + return false; + } + var length = fullRequestXhr.getResponseHeader('Content-Length'); + length = parseInt(length, 10); + if (!isInt(length)) { + return false; + } + this._contentLength = length; + if (length <= 2 * this._rangeChunkSize) { + return false; + } + return true; + }, + _onHeadersReceived: function PDFNetworkStreamFullRequestReader_onHeadersReceived() { + if (this._validateRangeRequestCapabilities()) { + this._isRangeSupported = true; + } + var networkManager = this._manager; + var fullRequestXhrId = this._fullRequestId; + if (networkManager.isStreamingRequest(fullRequestXhrId)) { + this._isStreamingSupported = true; + } else if (this._isRangeSupported) { + networkManager.abortRequest(fullRequestXhrId); + } + this._headersReceivedCapability.resolve(); + }, + _onProgressiveData: function PDFNetworkStreamFullRequestReader_onProgressiveData(chunk) { + if (this._requests.length > 0) { + var requestCapability = this._requests.shift(); + requestCapability.resolve({ + value: chunk, + done: false + }); + } else { + this._cachedChunks.push(chunk); + } + }, + _onDone: function PDFNetworkStreamFullRequestReader_onDone(args) { + if (args) { + this._onProgressiveData(args.chunk); + } + this._done = true; + if (this._cachedChunks.length > 0) { + return; + } + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + }, + _onError: function PDFNetworkStreamFullRequestReader_onError(status) { + var url = this._url; + var exception; + if (status === 404 || status === 0 && /^file:/.test(url)) { + exception = new MissingPDFException('Missing PDF "' + url + '".'); + } else { + exception = new UnexpectedResponseException('Unexpected server response (' + status + ') while retrieving PDF "' + url + '".', status); + } + this._storedError = exception; + this._headersReceivedCapability.reject(exception); + this._requests.forEach(function (requestCapability) { + requestCapability.reject(exception); + }); + this._requests = []; + this._cachedChunks = []; + }, + _onProgress: function PDFNetworkStreamFullRequestReader_onProgress(data) { + if (this.onProgress) { + this.onProgress({ + loaded: data.loaded, + total: data.lengthComputable ? data.total : this._contentLength + }); + } + }, + get isRangeSupported() { + return this._isRangeSupported; + }, + get isStreamingSupported() { + return this._isStreamingSupported; + }, + get contentLength() { + return this._contentLength; + }, + get headersReady() { + return this._headersReceivedCapability.promise; + }, + read: function PDFNetworkStreamFullRequestReader_read() { + if (this._storedError) { + return Promise.reject(this._storedError); + } + if (this._cachedChunks.length > 0) { + var chunk = this._cachedChunks.shift(); + return Promise.resolve(chunk); + } + if (this._done) { + return Promise.resolve({ + value: undefined, + done: true + }); + } + var requestCapability = createPromiseCapability(); + this._requests.push(requestCapability); + return requestCapability.promise; + }, + cancel: function PDFNetworkStreamFullRequestReader_cancel(reason) { + this._done = true; + this._headersReceivedCapability.reject(reason); + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + if (this._manager.isPendingRequest(this._fullRequestId)) { + this._manager.abortRequest(this._fullRequestId); + } + this._fullRequestReader = null; + } + }; + function PDFNetworkStreamRangeRequestReader(manager, begin, end) { + this._manager = manager; + var args = { + onDone: this._onDone.bind(this), + onProgress: this._onProgress.bind(this) + }; + this._requestId = manager.requestRange(begin, end, args); + this._requests = []; + this._queuedChunk = null; + this._done = false; + this.onProgress = null; + this.onClosed = null; + } + PDFNetworkStreamRangeRequestReader.prototype = { + _close: function PDFNetworkStreamRangeRequestReader_close() { + if (this.onClosed) { + this.onClosed(this); + } + }, + _onDone: function PDFNetworkStreamRangeRequestReader_onDone(data) { + var chunk = data.chunk; + if (this._requests.length > 0) { + var requestCapability = this._requests.shift(); + requestCapability.resolve({ + value: chunk, + done: false + }); + } else { + this._queuedChunk = chunk; + } + this._done = true; + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + this._close(); + }, + _onProgress: function PDFNetworkStreamRangeRequestReader_onProgress(evt) { + if (!this.isStreamingSupported && this.onProgress) { + this.onProgress({ loaded: evt.loaded }); + } + }, + get isStreamingSupported() { + return false; + }, + read: function PDFNetworkStreamRangeRequestReader_read() { + if (this._queuedChunk !== null) { + var chunk = this._queuedChunk; + this._queuedChunk = null; + return Promise.resolve({ + value: chunk, + done: false + }); + } + if (this._done) { + return Promise.resolve({ + value: undefined, + done: true + }); + } + var requestCapability = createPromiseCapability(); + this._requests.push(requestCapability); + return requestCapability.promise; + }, + cancel: function PDFNetworkStreamRangeRequestReader_cancel(reason) { + this._done = true; + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + if (this._manager.isPendingRequest(this._requestId)) { + this._manager.abortRequest(this._requestId); + } + this._close(); + } + }; + coreWorker.setPDFNetworkStreamClass(PDFNetworkStream); + exports.PDFNetworkStream = PDFNetworkStream; + exports.NetworkManager = NetworkManager; + })); + }.call(pdfjsLibs)); + exports.WorkerMessageHandler = pdfjsLibs.pdfjsCoreWorker.WorkerMessageHandler; +})); \ No newline at end of file diff --git a/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/control_head.html b/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/control_head.html new file mode 100644 index 0000000000..7f9bd95fc1 --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/control_head.html @@ -0,0 +1,7 @@ +{% load staticfiles %} +{% load compress %} + +{% compress css %} + +{% endcompress %} + diff --git a/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/form.html b/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/form.html new file mode 100644 index 0000000000..5c5b50d1eb --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/form.html @@ -0,0 +1,22 @@ +{% load i18n %} +
+ +
+

+ {% blocktrans trimmed %} + You can customize the ticket design with our PDF ticket editor. There, you can upload a PDF file used + as a background for the tickets and then place various texts and QR codes on the background at the + positions of your choice. The editor is easy to use thanks to its drag-and-drop user interface, but it + requires a modern browser and a decent internet connection. + {% endblocktrans %} +

+

+ + {% trans "Open the PDF editor in a new tab" %} + +

+
+
diff --git a/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/index.html b/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/index.html new file mode 100644 index 0000000000..2a9e423786 --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/index.html @@ -0,0 +1,323 @@ +{% extends "pretixcontrol/event/base.html" %} +{% load i18n %} +{% load staticfiles %} +{% block title %}{% trans "PDF Ticket Editor" %}{% endblock %} +{% block content %} +

{% trans "PDF Ticket Editor" %}

+ + +
+
+
+
+
+
+ + + +
+
+ {% trans "Editor" %} +
+
+
+ + + +
+ + +
+
+
+ +

+ {% trans "Uploading new PDF background…" %} +

+
+
+
+
+
+
+

{% trans "Welcome to the PDF ticket editor!" %}

+

+ {% blocktrans trimmed %} + This editor allows you to create a design for the PDF tickets of your event. + You can upload a background PDF and then use this tool to place texts and + a QR code on the ticket. + {% endblocktrans %} +

+

 

+

+ +

+

+ {% blocktrans trimmed %} + Please note that the editor can only provide a rough preview. Some details, + for example in text rendering, might look slightly different in the final + tickets. You can use the "Preview" button on the right for a more precise + preview. + {% endblocktrans %} +

+

 

+

+ + + +

+

+ {% blocktrans trimmed %} + The editor is tested with recent versions of Google Chome, Mozilla Firefox + and Opera. Other browsers, especially Internet Explorer or Microsoft Edge, might + have problems displaying your background PDF or loading the correct fonts. + {% endblocktrans %} +

+ +

 

+

+ + + {% trans "Loading…" %} + + +

+
+
+
+
+
+
+
+
+
+
+
+ + + +
+
+ + {% trans "Loading…" %} + +
+
+
+
+
+ +
+
+
+ +
+
+
+
+
+ + + {% trans "Upload new background" %} + + +
+
+
+
+
+ +
+
+
+ +
+
+
+
+
+ +
+
+
+
+

+ {% blocktrans trimmed %} + The final QR code will be slightly smaller because some whitespace is required + for proper scanning. + {% endblocktrans %} +

+
+
+
+
+
+ +
+
+
+
+
+ +
+
+ +
+
+
+
+
+
+
+ +
+
+
+
+
+ +
+
+ +
+
+ +
+
+
+
+
+
+
+ +
+
+
+
+
+ +
+
+
+
+
+ + +
+
+
+
+
+
+ {% trans "Add a new object" %} +
+
+ + +
+
+ +
+
+ {% csrf_token %} + + + + + +
+
+
+
+ + + + {% for family, styles in fonts.items %} + {% for style, formats in styles.items %} + + giItT1WQy@!-/# + + {% endfor %} + {% endfor %} +{% endblock %} + diff --git a/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/webfonts.css b/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/webfonts.css new file mode 100644 index 0000000000..5224391b8c --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/templates/pretixplugins/ticketoutputpdf/webfonts.css @@ -0,0 +1,36 @@ +{% load staticfiles %} + +{% for family, styles in fonts.items %} +{% for style, formats in styles.items %} +@font-face { + font-family: '{{ family }}'; + {% if style == "italic" or style == "bolditalic" %} + font-style: italic; + {% else %} + font-style: normal; + {% endif %} + {% if style == "bold" or style == "bolditalic" %} + font-weight: bold; + {% else %} + font-weight: normal; + {% endif %} + src: {% if "woff2" in formats %}url('{% static formats.woff2 %}') format('woff2'),{% endif %} + {% if "woff" in formats %}url('{% static formats.woff %}') format('woff'),{% endif %} + {% if "truetype" in formats %}url('{% static formats.truetype %}') format('truetype'){% endif %}; +} +.preload-font[data-family="{{family}}"][data-style="{{style}}"] { + font-family: '{{ family }}'; + {% if style == "italic" or style == "bolditalic" %} + font-style: italic; + {% else %} + font-style: normal; + {% endif %} + {% if style == "bold" or style == "bolditalic" %} + font-weight: bold; + {% else %} + font-weight: normal; + {% endif %} + +} +{% endfor %} +{% endfor %} diff --git a/src/pretix/plugins/ticketoutputpdf/ticketoutput.py b/src/pretix/plugins/ticketoutputpdf/ticketoutput.py index 8e428c004f..a95798aed9 100644 --- a/src/pretix/plugins/ticketoutputpdf/ticketoutput.py +++ b/src/pretix/plugins/ticketoutputpdf/ticketoutput.py @@ -1,17 +1,31 @@ import copy import logging -from collections import OrderedDict +import uuid from io import BytesIO -from django import forms from django.contrib.staticfiles import finders from django.core.files import File from django.core.files.storage import default_storage +from django.http import HttpRequest +from django.template.loader import get_template +from django.utils.formats import localize from django.utils.translation import ugettext_lazy as _ +from reportlab.graphics import renderPDF +from reportlab.graphics.barcode.qr import QrCodeWidget +from reportlab.graphics.shapes import Drawing +from reportlab.lib.colors import Color +from reportlab.lib.enums import TA_CENTER, TA_LEFT, TA_RIGHT +from reportlab.lib.styles import ParagraphStyle +from reportlab.lib.units import mm +from reportlab.pdfbase import pdfmetrics +from reportlab.pdfbase.pdfmetrics import getAscentDescent +from reportlab.pdfbase.ttfonts import TTFont +from reportlab.pdfgen.canvas import Canvas +from reportlab.platypus import Paragraph -from pretix.base.models import Order +from pretix.base.models import Order, OrderPosition from pretix.base.ticketoutput import BaseTicketOutput -from pretix.control.forms import ExtFileField +from pretix.plugins.ticketoutputpdf.signals import get_fonts logger = logging.getLogger('pretix.plugins.ticketoutputpdf') @@ -21,71 +35,97 @@ class PdfTicketOutput(BaseTicketOutput): verbose_name = _('PDF output') download_button_text = _('PDF') - def _draw_page(self, p, op, order): - from reportlab.graphics.shapes import Drawing - from reportlab.lib import units - from reportlab.graphics.barcode.qr import QrCodeWidget - from reportlab.graphics import renderPDF + def __init__(self, event, override_layout=None, override_background=None): + self.override_layout = override_layout + self.override_background = override_background + super().__init__(event) - event_s = self.settings.get('event_s', default=22, as_type=float) - if event_s: - p.setFont("Helvetica", event_s) - event_x = self.settings.get('event_x', default=15, as_type=float) - event_y = self.settings.get('event_y', default=235, as_type=float) - p.drawString(event_x * units.mm, event_y * units.mm, str(self.event.name)) + def _register_fonts(self): + pdfmetrics.registerFont(TTFont('Open Sans', finders.find('fonts/OpenSans-Regular.ttf'))) + pdfmetrics.registerFont(TTFont('Open Sans I', finders.find('fonts/OpenSans-Italic.ttf'))) + pdfmetrics.registerFont(TTFont('Open Sans B', finders.find('fonts/OpenSans-Bold.ttf'))) + pdfmetrics.registerFont(TTFont('Open Sans B I', finders.find('fonts/OpenSans-BoldItalic.ttf'))) - order_s = self.settings.get('order_s', default=17, as_type=float) - if order_s: - p.setFont("Helvetica", order_s) - order_x = self.settings.get('order_x', default=15, as_type=float) - order_y = self.settings.get('order_y', default=220, as_type=float) - p.drawString(order_x * units.mm, order_y * units.mm, _('Order code: {code}').format(code=order.code)) + for family, styles in get_fonts().items(): + print(family, finders.find(styles['regular']['truetype'])) + pdfmetrics.registerFont(TTFont(family, finders.find(styles['regular']['truetype']))) + pdfmetrics.registerFont(TTFont(family + ' I', finders.find(styles['italic']['truetype']))) + pdfmetrics.registerFont(TTFont(family + ' B', finders.find(styles['bold']['truetype']))) + pdfmetrics.registerFont(TTFont(family + ' B I', finders.find(styles['bolditalic']['truetype']))) - name_s = self.settings.get('name_s', default=17, as_type=float) - if name_s: - p.setFont("Helvetica", name_s) - name_x = self.settings.get('name_x', default=15, as_type=float) - name_y = self.settings.get('name_y', default=210, as_type=float) - item = str(op.item.name) - if op.variation: - item += " – " + str(op.variation) - p.drawString(name_x * units.mm, name_y * units.mm, item) + def _draw_barcodearea(self, canvas: Canvas, op: OrderPosition, o: dict): + reqs = float(o['size']) * mm + qrw = QrCodeWidget(op.secret, barLevel='H', barHeight=reqs, barWidth=reqs) + d = Drawing(reqs, reqs) + d.add(qrw) + qr_x = float(o['left']) * mm + qr_y = float(o['bottom']) * mm + renderPDF.draw(d, canvas, qr_x, qr_y) - price_s = self.settings.get('price_s', default=17, as_type=float) - if price_s: - p.setFont("Helvetica", price_s) - price_x = self.settings.get('price_x', default=15, as_type=float) - price_y = self.settings.get('price_y', default=200, as_type=float) - p.drawString(price_x * units.mm, price_y * units.mm, "%s %s" % (str(op.price), self.event.currency)) + def _get_text_content(self, op: OrderPosition, order: Order, o: dict): + if o['content'] == 'other': + return o['text'].replace("\n", "
\n") + elif o['content'] == 'order': + return order.code + elif o['content'] == 'item': + return str(op.item) + elif o['content'] == 'secret': + return op.secret + elif o['content'] == 'variation': + return str(op.variation) if op.variation else '' + elif o['content'] == 'itemvar': + return '{} - {}'.format(op.item, op.variation) if op.variation else str(op.item) + elif o['content'] == 'price': + return '{} {}'.format(order.event.currency, localize(op.price)) + elif o['content'] == 'attendee_name': + return op.attendee_name or (op.addon_to.attendee_name if op.addon_to else '') + elif o['content'] == 'event_name': + return str(order.event) + elif o['content'] == 'event_location': + return str(order.event.location) + elif o['content'] == 'event_date': + return order.event.get_date_from_display(show_times=False) + elif o['content'] == 'event_begin_time': + return order.event.get_date_from_display(show_times=False) + return '' - qr_s = self.settings.get('qr_s', default=80, as_type=float) - if qr_s: - reqs = qr_s * units.mm - qrw = QrCodeWidget(op.secret, barLevel='H') - b = qrw.getBounds() - w = b[2] - b[0] - h = b[3] - b[1] - d = Drawing(reqs, reqs, transform=[reqs / w, 0, 0, reqs / h, 0, 0]) - d.add(qrw) - qr_x = self.settings.get('qr_x', default=10, as_type=float) - qr_y = self.settings.get('qr_y', default=120, as_type=float) - renderPDF.draw(d, p, qr_x * units.mm, qr_y * units.mm) + def _draw_textarea(self, canvas: Canvas, op: OrderPosition, order: Order, o: dict): + font = o['fontfamily'] + if o['bold']: + font += ' B' + if o['italic']: + font += ' I' - code_s = self.settings.get('code_s', default=11, as_type=float) - if code_s: - p.setFont("Helvetica", code_s) - code_x = self.settings.get('code_x', default=15, as_type=float) - code_y = self.settings.get('code_y', default=120, as_type=float) - p.drawString(code_x * units.mm, code_y * units.mm, op.secret) + align_map = { + 'left': TA_LEFT, + 'center': TA_CENTER, + 'right': TA_RIGHT + } + style = ParagraphStyle( + name=uuid.uuid4().hex, + fontName=font, + fontSize=float(o['fontsize']), + leading=float(o['fontsize']), + autoLeading="max", + textColor=Color(o['color'][0] / 255, o['color'][1] / 255, o['color'][2] / 255), + alignment=align_map[o['align']] + ) - attendee_s = self.settings.get('attendee_s', default=0, as_type=float) - if attendee_s and op.attendee_name: - p.setFont("Helvetica", attendee_s) - attendee_x = self.settings.get('attendee_x', default=15, as_type=float) - attendee_y = self.settings.get('attendee_y', default=90, as_type=float) - p.drawString(attendee_x * units.mm, attendee_y * units.mm, op.attendee_name) + p = Paragraph(self._get_text_content(op, order, o), style=style) + p.wrapOn(canvas, float(o['width']) * mm, 1000 * mm) + # p_size = p.wrap(float(o['width']) * mm, 1000 * mm) + ad = getAscentDescent(font, float(o['fontsize'])) + p.drawOn(canvas, float(o['left']) * mm, float(o['bottom']) * mm - ad[1]) - p.showPage() + def _draw_page(self, canvas: Canvas, op: OrderPosition, order: Order): + objs = self.override_layout or self.settings.get('layout', as_type=list) or self._legacy_layout() + for o in objs: + if o['type'] == "barcodearea": + self._draw_barcodearea(canvas, op, o) + elif o['type'] == "textarea": + self._draw_textarea(canvas, op, order, o) + + canvas.showPage() def generate_order(self, order: Order): buffer = BytesIO() @@ -113,97 +153,198 @@ class PdfTicketOutput(BaseTicketOutput): from reportlab.pdfgen import canvas from reportlab.lib import pagesizes - pagesize = self.settings.get('pagesize', default='A4') - if hasattr(pagesizes, pagesize): - pagesize = getattr(pagesizes, pagesize) - else: - pagesize = pagesizes.A4 - orientation = self.settings.get('orientation', default='portrait') - if hasattr(pagesizes, orientation): - pagesize = getattr(pagesizes, orientation)(pagesize) + # Doesn't matter as we'll overpaint it over a background later + pagesize = pagesizes.A4 + self._register_fonts() return canvas.Canvas(buffer, pagesize=pagesize) - def _render_with_background(self, buffer): + def _render_with_background(self, buffer, title=_('Ticket')): from PyPDF2 import PdfFileWriter, PdfFileReader buffer.seek(0) new_pdf = PdfFileReader(buffer) output = PdfFileWriter() bg_file = self.settings.get('background', as_type=File) - if isinstance(bg_file, File): + if self.override_background: + bgf = default_storage.open(self.override_background.name, "rb") + elif isinstance(bg_file, File): bgf = default_storage.open(bg_file.name, "rb") else: bgf = open(finders.find('pretixpresale/pdf/ticket_default_a4.pdf'), "rb") bg_pdf = PdfFileReader(bgf) + for page in new_pdf.pages: bg_page = copy.copy(bg_pdf.getPage(0)) bg_page.mergePage(page) output.addPage(bg_page) + output.addMetadata({ + '/Title': str(title), + '/Creator': 'pretix', + }) outbuffer = BytesIO() output.write(outbuffer) outbuffer.seek(0) return outbuffer - @property - def settings_form_fields(self) -> dict: - return OrderedDict( - list(super().settings_form_fields.items()) + [ - ('paper_size', - forms.ChoiceField( - label=_('Paper size'), - choices=( - ('A4', 'A4'), - ('A5', 'A5'), - ('B4', 'B4'), - ('B5', 'B5'), - ('letter', 'Letter'), - ('legal', 'Legal'), - ), - required=False - )), - ('orientation', - forms.ChoiceField( - label=_('Paper orientation'), - choices=( - ('portrait', _('Portrait')), - ('landscape', _('Landscape')), - ), - required=False - )), - ('background', - ExtFileField( - label=_('Background PDF'), - ext_whitelist=(".pdf", ), - required=False - )), - ('qr_x', forms.FloatField(label=_('QR-Code x position (mm)'), required=False)), - ('qr_y', forms.FloatField(label=_('QR-Code y position (mm)'), required=False)), - ('qr_s', forms.FloatField(label=_('QR-Code size (mm)'), required=False)), - ('code_x', forms.FloatField(label=_('Ticket code x position (mm)'), required=False)), - ('code_y', forms.FloatField(label=_('Ticket code y position (mm)'), required=False)), - ('code_s', forms.FloatField(label=_('Ticket code size (mm)'), required=False, - help_text=_('Visible by default, set this to 0 to hide the element.'))), - ('order_x', forms.FloatField(label=_('Order x position (mm)'), required=False)), - ('order_y', forms.FloatField(label=_('Order y position (mm)'), required=False)), - ('order_s', forms.FloatField(label=_('Order size (mm)'), required=False, - help_text=_('Visible by default, set this to 0 to hide the element.'))), - ('name_x', forms.FloatField(label=_('Product name x position (mm)'), required=False)), - ('name_y', forms.FloatField(label=_('Product name y position (mm)'), required=False)), - ('name_s', forms.FloatField(label=_('Product name size (mm)'), required=False, - help_text=_('Visible by default, set this to 0 to hide the element.'))), - ('price_x', forms.FloatField(label=_('Price x position (mm)'), required=False)), - ('price_y', forms.FloatField(label=_('Price y position (mm)'), required=False)), - ('price_s', forms.FloatField(label=_('Price size (mm)'), required=False, - help_text=_('Visible by default, set this to 0 to hide the element.'))), - ('event_x', forms.FloatField(label=_('Event name x position (mm)'), required=False)), - ('event_y', forms.FloatField(label=_('Event name y position (mm)'), required=False)), - ('event_s', forms.FloatField(label=_('Event name size (mm)'), required=False, - help_text=_('Visible by default, set this to 0 to hide the element.'))), - ('attendee_x', forms.FloatField(label=_('Attendee name x position (mm)'), required=False)), - ('attendee_y', forms.FloatField(label=_('Attendee name y position (mm)'), required=False)), - ('attendee_s', forms.FloatField(label=_('Attendee name size (mm)'), required=False, - help_text=_('Invisible by default, set this to a number greater than 0 ' - 'to show.'))) - ] - ) + def settings_content_render(self, request: HttpRequest) -> str: + """ + When the event's administrator visits the event configuration + page, this method is called. It may return HTML containing additional information + that is displayed below the form fields configured in ``settings_form_fields``. + """ + template = get_template('pretixplugins/ticketoutputpdf/form.html') + return template.render({ + 'request': request + }) + + def _legacy_layout(self): + if self.settings.get('ticketoutput_pdf_background'): + return self._migrate_from_old_settings() + else: + return self._default_layout() + + def _default_layout(self): + return [ + {"type": "textarea", "left": "17.50", "bottom": "274.60", "fontsize": "16.0", "color": [0, 0, 0, 1], + "fontfamily": "Open Sans", "bold": False, "italic": False, "width": "175.00", "content": "event_name", + "text": "Sample event name", "align": "left"}, + {"type": "textarea", "left": "17.50", "bottom": "262.90", "fontsize": "13.0", "color": [0, 0, 0, 1], + "fontfamily": "Open Sans", "bold": False, "italic": False, "width": "110.00", "content": "itemvar", + "text": "Sample product – sample variation", "align": "left"}, + {"type": "textarea", "left": "17.50", "bottom": "252.50", "fontsize": "13.0", "color": [0, 0, 0, 1], + "fontfamily": "Open Sans", "bold": False, "italic": False, "width": "110.00", "content": "attendee_name", + "text": "John Doe", "align": "left"}, + {"type": "textarea", "left": "17.50", "bottom": "242.10", "fontsize": "13.0", "color": [0, 0, 0, 1], + "fontfamily": "Open Sans", "bold": False, "italic": False, "width": "110.00", "content": "event_date", + "text": "May 31st, 2017", "align": "left"}, + {"type": "textarea", "left": "17.50", "bottom": "234.30", "fontsize": "13.0", "color": [0, 0, 0, 1], + "fontfamily": "Open Sans", "bold": False, "italic": False, "width": "110.00", "content": "event_location", + "text": "Random City", "align": "left"}, + {"type": "textarea", "left": "17.50", "bottom": "194.50", "fontsize": "13.0", "color": [0, 0, 0, 1], + "fontfamily": "Open Sans", "bold": False, "italic": False, "width": "30.00", "content": "order", + "text": "A1B2C", "align": "left"}, + {"type": "textarea", "left": "52.50", "bottom": "194.50", "fontsize": "13.0", "color": [0, 0, 0, 1], + "fontfamily": "Open Sans", "bold": False, "italic": False, "width": "45.00", "content": "price", + "text": "123.45 EUR", "align": "right"}, + {"type": "textarea", "left": "102.50", "bottom": "194.50", "fontsize": "13.0", "color": [0, 0, 0, 1], + "fontfamily": "Open Sans", "bold": False, "italic": False, "width": "90.00", "content": "secret", + "text": "tdmruoekvkpbv1o2mv8xccvqcikvr58u", "align": "left"}, + {"type": "barcodearea", "left": "130.40", "bottom": "204.50", "size": "64.00"} + ] + + def _migrate_from_old_settings(self): + l = [] + + event_s = self.settings.get('event_s', default=22, as_type=float) + if event_s: + l.append({ + 'type': 'textarea', + 'fontfamily': 'Helvetica', + 'left': self.settings.get('event_x', default=15, as_type=float), + 'bottom': self.settings.get('event_y', default=235, as_type=float), + 'fontsize': event_s, + 'color': [0, 0, 0, 1], + 'bold': False, + 'italic': False, + 'width': 150, + 'content': 'event_name', + 'text': 'Sample event', + 'align': 'left' + }) + + order_s = self.settings.get('order_s', default=17, as_type=float) + if order_s: + l.append({ + 'type': 'textarea', + 'fontfamily': 'Helvetica', + 'left': self.settings.get('order_x', default=15, as_type=float), + 'bottom': self.settings.get('order_y', default=220, as_type=float), + 'fontsize': order_s, + 'color': [0, 0, 0, 1], + 'bold': False, + 'italic': False, + 'width': 150, + 'content': 'order', + 'text': 'AB1C2', + 'align': 'left' + }) + + name_s = self.settings.get('name_s', default=17, as_type=float) + if name_s: + l.append({ + 'type': 'textarea', + 'fontfamily': 'Helvetica', + 'left': self.settings.get('name_x', default=15, as_type=float), + 'bottom': self.settings.get('name_y', default=210, as_type=float), + 'fontsize': name_s, + 'color': [0, 0, 0, 1], + 'bold': False, + 'italic': False, + 'width': 150, + 'content': 'itemvar', + 'text': 'Sample Producs - XS', + 'align': 'left' + }) + + price_s = self.settings.get('price_s', default=17, as_type=float) + if price_s: + l.append({ + 'type': 'textarea', + 'fontfamily': 'Helvetica', + 'left': self.settings.get('price_x', default=15, as_type=float), + 'bottom': self.settings.get('price_y', default=200, as_type=float), + 'fontsize': price_s, + 'color': [0, 0, 0, 1], + 'bold': False, + 'italic': False, + 'width': 150, + 'content': 'price', + 'text': 'EUR 12,34', + 'align': 'left' + }) + + qr_s = self.settings.get('qr_s', default=80, as_type=float) + if qr_s: + l.append({ + 'type': 'barcodearea', + 'left': self.settings.get('qr_x', default=10, as_type=float), + 'bottom': self.settings.get('qr_y', default=120, as_type=float), + 'size': qr_s, + }) + + code_s = self.settings.get('code_s', default=11, as_type=float) + if code_s: + l.append({ + 'type': 'textarea', + 'fontfamily': 'Helvetica', + 'left': self.settings.get('code_x', default=15, as_type=float), + 'bottom': self.settings.get('code_y', default=120, as_type=float), + 'fontsize': code_s, + 'color': [0, 0, 0, 1], + 'bold': False, + 'italic': False, + 'width': 150, + 'content': 'secret', + 'text': 'asdsdgjfgbgkjdastjrxfdg', + 'align': 'left' + }) + + attendee_s = self.settings.get('attendee_s', default=0, as_type=float) + if attendee_s: + l.append({ + 'type': 'textarea', + 'fontfamily': 'Helvetica', + 'left': self.settings.get('attendee_x', default=15, as_type=float), + 'bottom': self.settings.get('attendee_y', default=90, as_type=float), + 'fontsize': attendee_s, + 'color': [0, 0, 0, 1], + 'bold': False, + 'italic': False, + 'width': 150, + 'content': 'attendee_name', + 'text': 'John Doe', + 'align': 'left' + }) + + return l diff --git a/src/pretix/plugins/ticketoutputpdf/urls.py b/src/pretix/plugins/ticketoutputpdf/urls.py new file mode 100644 index 0000000000..10a3de0e81 --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/urls.py @@ -0,0 +1,11 @@ +from django.conf.urls import url + +from . import views + +urlpatterns = [ + url(r'^control/event/(?P[^/]+)/(?P[^/]+)/pdfoutput/editor/$', views.EditorView.as_view(), + name='editor'), + url(r'^control/event/(?P[^/]+)/(?P[^/]+)/pdfoutput/editor/webfonts.css', + views.FontsCSSView.as_view(), + name='css'), +] diff --git a/src/pretix/plugins/ticketoutputpdf/views.py b/src/pretix/plugins/ticketoutputpdf/views.py new file mode 100644 index 0000000000..ad97daeb1d --- /dev/null +++ b/src/pretix/plugins/ticketoutputpdf/views.py @@ -0,0 +1,138 @@ +import json +import logging +import mimetypes +from datetime import timedelta + +from django.core.files import File +from django.core.files.storage import default_storage +from django.http import HttpResponse, HttpResponseBadRequest, JsonResponse +from django.utils.crypto import get_random_string +from django.utils.timezone import now +from django.utils.translation import ugettext as _ +from django.views.generic import TemplateView + +from pretix.base.i18n import language +from pretix.base.models import CachedFile +from pretix.control.permissions import EventPermissionRequiredMixin +from pretix.control.views import ChartContainingView +from pretix.helpers.database import rolledback_transaction +from pretix.plugins.ticketoutputpdf.signals import get_fonts + +from .ticketoutput import PdfTicketOutput + +logger = logging.getLogger(__name__) + + +class EditorView(EventPermissionRequiredMixin, ChartContainingView, TemplateView): + template_name = 'pretixplugins/ticketoutputpdf/index.html' + permission = 'can_change_settings' + accepted_formats = ( + 'application/pdf', + ) + maxfilesize = 1024 * 1024 * 10 + minfilesize = 10 + + def process_upload(self): + f = self.request.FILES.get('background') + error = False + if f.size > self.maxfilesize: + error = _('The uploaded PDF file is to large.') + if f.size < self.minfilesize: + error = _('The uploaded PDF file is to small.') + if mimetypes.guess_type(f.name)[0] not in self.accepted_formats: + error = _('Please only upload PDF files.') + # if there was an error, add error message to response_data and return + if error: + return error, None + return None, f + + def post(self, request, *args, **kwargs): + if "background" in request.FILES: + error, fileobj = self.process_upload() + if error: + return JsonResponse({ + "status": "error", + "error": error + }) + c = CachedFile() + c.expires = now() + timedelta(days=7) + c.date = now() + c.filename = 'background.pdf' + c.type = 'application/pdf' + c.file = fileobj + c.save() + c.refresh_from_db() + return JsonResponse({ + "status": "ok", + "id": c.id, + "url": c.file.url + }) + + cf = None + if request.POST.get("background", "").strip(): + try: + cf = CachedFile.objects.get(id=request.POST.get("background")) + except CachedFile.DoesNotExist: + pass + + if "preview" in request.POST: + with rolledback_transaction(), language(request.event.settings.locale): + item = request.event.items.create(name=_("Sample product"), default_price=42.23) + + from pretix.base.models import Order + order = request.event.orders.create(status=Order.STATUS_PENDING, datetime=now(), + email='sample@pretix.eu', + expires=now(), code="PREVIEW1234", total=119) + + p = order.positions.create(item=item, attendee_name=_("John Doe"), price=item.default_price) + + prov = PdfTicketOutput(request.event, + override_layout=json.loads(request.POST.get("data")), + override_background=cf.file if cf else None) + fname, mimet, data = prov.generate(p) + + resp = HttpResponse(data, content_type=mimet) + ftype = fname.split(".")[-1] + resp['Content-Security-Policy'] = "style-src 'unsafe-inline'; object-src 'self'" + resp['Content-Disposition'] = 'inline; filename="ticket-preview.{}"'.format(ftype) + return resp + elif "data" in request.POST: + if cf: + fexisting = request.event.settings.get('ticketoutput_pdf_layout', as_type=File) + if fexisting: + try: + default_storage.delete(fexisting.name) + except OSError: # pragma: no cover + logger.error('Deleting file %s failed.' % fexisting.name) + + # Create new file + nonce = get_random_string(length=8) + fname = '%s-%s/%s/%s.%s.%s' % ( + 'event', 'settings', self.request.event.pk, 'ticketoutput_pdf_layout', nonce, 'pdf' + ) + newname = default_storage.save(fname, cf.file) + request.event.settings.set('ticketoutput_pdf_background', 'file://' + newname) + + request.event.settings.set('ticketoutput_pdf_layout', request.POST.get("data")) + return JsonResponse({'status': 'ok'}) + return HttpResponseBadRequest() + + def get_context_data(self, **kwargs): + ctx = super().get_context_data(**kwargs) + prov = PdfTicketOutput(self.request.event) + ctx['fonts'] = get_fonts() + ctx['layout'] = json.dumps( + self.request.event.settings.get('ticketoutput_pdf_layout', as_type=list) + or prov._default_layout() + ) + return ctx + + +class FontsCSSView(TemplateView): + content_type = 'text/css' + template_name = 'pretixplugins/ticketoutputpdf/webfonts.css' + + def get_context_data(self, **kwargs): + ctx = super().get_context_data(**kwargs) + ctx['fonts'] = get_fonts() + return ctx diff --git a/src/pretix/static/fileupload/jquery.fileupload.js b/src/pretix/static/fileupload/jquery.fileupload.js new file mode 100644 index 0000000000..5ff151b539 --- /dev/null +++ b/src/pretix/static/fileupload/jquery.fileupload.js @@ -0,0 +1,1482 @@ +/* + * jQuery File Upload Plugin + * https://github.com/blueimp/jQuery-File-Upload + * + * Copyright 2010, Sebastian Tschan + * https://blueimp.net + * + * Licensed under the MIT license: + * https://opensource.org/licenses/MIT + */ + +/* jshint nomen:false */ +/* global define, require, window, document, location, Blob, FormData */ + +;(function (factory) { + 'use strict'; + if (typeof define === 'function' && define.amd) { + // Register as an anonymous AMD module: + define([ + 'jquery', + 'jquery-ui/ui/widget' + ], factory); + } else if (typeof exports === 'object') { + // Node/CommonJS: + factory( + require('jquery'), + require('./vendor/jquery.ui.widget') + ); + } else { + // Browser globals: + factory(window.jQuery); + } +}(function ($) { + 'use strict'; + + // Detect file input support, based on + // http://viljamis.com/blog/2012/file-upload-support-on-mobile/ + $.support.fileInput = !(new RegExp( + // Handle devices which give false positives for the feature detection: + '(Android (1\\.[0156]|2\\.[01]))' + + '|(Windows Phone (OS 7|8\\.0))|(XBLWP)|(ZuneWP)|(WPDesktop)' + + '|(w(eb)?OSBrowser)|(webOS)' + + '|(Kindle/(1\\.0|2\\.[05]|3\\.0))' + ).test(window.navigator.userAgent) || + // Feature detection for all other devices: + $('').prop('disabled')); + + // The FileReader API is not actually used, but works as feature detection, + // as some Safari versions (5?) support XHR file uploads via the FormData API, + // but not non-multipart XHR file uploads. + // window.XMLHttpRequestUpload is not available on IE10, so we check for + // window.ProgressEvent instead to detect XHR2 file upload capability: + $.support.xhrFileUpload = !!(window.ProgressEvent && window.FileReader); + $.support.xhrFormDataFileUpload = !!window.FormData; + + // Detect support for Blob slicing (required for chunked uploads): + $.support.blobSlice = window.Blob && (Blob.prototype.slice || + Blob.prototype.webkitSlice || Blob.prototype.mozSlice); + + // Helper function to create drag handlers for dragover/dragenter/dragleave: + function getDragHandler(type) { + var isDragOver = type === 'dragover'; + return function (e) { + e.dataTransfer = e.originalEvent && e.originalEvent.dataTransfer; + var dataTransfer = e.dataTransfer; + if (dataTransfer && $.inArray('Files', dataTransfer.types) !== -1 && + this._trigger( + type, + $.Event(type, {delegatedEvent: e}) + ) !== false) { + e.preventDefault(); + if (isDragOver) { + dataTransfer.dropEffect = 'copy'; + } + } + }; + } + + // The fileupload widget listens for change events on file input fields defined + // via fileInput setting and paste or drop events of the given dropZone. + // In addition to the default jQuery Widget methods, the fileupload widget + // exposes the "add" and "send" methods, to add or directly send files using + // the fileupload API. + // By default, files added via file input selection, paste, drag & drop or + // "add" method are uploaded immediately, but it is possible to override + // the "add" callback option to queue file uploads. + $.widget('blueimp.fileupload', { + + options: { + // The drop target element(s), by the default the complete document. + // Set to null to disable drag & drop support: + dropZone: $(document), + // The paste target element(s), by the default undefined. + // Set to a DOM node or jQuery object to enable file pasting: + pasteZone: undefined, + // The file input field(s), that are listened to for change events. + // If undefined, it is set to the file input fields inside + // of the widget element on plugin initialization. + // Set to null to disable the change listener. + fileInput: undefined, + // By default, the file input field is replaced with a clone after + // each input field change event. This is required for iframe transport + // queues and allows change events to be fired for the same file + // selection, but can be disabled by setting the following option to false: + replaceFileInput: true, + // The parameter name for the file form data (the request argument name). + // If undefined or empty, the name property of the file input field is + // used, or "files[]" if the file input name property is also empty, + // can be a string or an array of strings: + paramName: undefined, + // By default, each file of a selection is uploaded using an individual + // request for XHR type uploads. Set to false to upload file + // selections in one request each: + singleFileUploads: true, + // To limit the number of files uploaded with one XHR request, + // set the following option to an integer greater than 0: + limitMultiFileUploads: undefined, + // The following option limits the number of files uploaded with one + // XHR request to keep the request size under or equal to the defined + // limit in bytes: + limitMultiFileUploadSize: undefined, + // Multipart file uploads add a number of bytes to each uploaded file, + // therefore the following option adds an overhead for each file used + // in the limitMultiFileUploadSize configuration: + limitMultiFileUploadSizeOverhead: 512, + // Set the following option to true to issue all file upload requests + // in a sequential order: + sequentialUploads: false, + // To limit the number of concurrent uploads, + // set the following option to an integer greater than 0: + limitConcurrentUploads: undefined, + // Set the following option to true to force iframe transport uploads: + forceIframeTransport: false, + // Set the following option to the location of a redirect url on the + // origin server, for cross-domain iframe transport uploads: + redirect: undefined, + // The parameter name for the redirect url, sent as part of the form + // data and set to 'redirect' if this option is empty: + redirectParamName: undefined, + // Set the following option to the location of a postMessage window, + // to enable postMessage transport uploads: + postMessage: undefined, + // By default, XHR file uploads are sent as multipart/form-data. + // The iframe transport is always using multipart/form-data. + // Set to false to enable non-multipart XHR uploads: + multipart: true, + // To upload large files in smaller chunks, set the following option + // to a preferred maximum chunk size. If set to 0, null or undefined, + // or the browser does not support the required Blob API, files will + // be uploaded as a whole. + maxChunkSize: undefined, + // When a non-multipart upload or a chunked multipart upload has been + // aborted, this option can be used to resume the upload by setting + // it to the size of the already uploaded bytes. This option is most + // useful when modifying the options object inside of the "add" or + // "send" callbacks, as the options are cloned for each file upload. + uploadedBytes: undefined, + // By default, failed (abort or error) file uploads are removed from the + // global progress calculation. Set the following option to false to + // prevent recalculating the global progress data: + recalculateProgress: true, + // Interval in milliseconds to calculate and trigger progress events: + progressInterval: 100, + // Interval in milliseconds to calculate progress bitrate: + bitrateInterval: 500, + // By default, uploads are started automatically when adding files: + autoUpload: true, + + // Error and info messages: + messages: { + uploadedBytes: 'Uploaded bytes exceed file size' + }, + + // Translation function, gets the message key to be translated + // and an object with context specific data as arguments: + i18n: function (message, context) { + message = this.messages[message] || message.toString(); + if (context) { + $.each(context, function (key, value) { + message = message.replace('{' + key + '}', value); + }); + } + return message; + }, + + // Additional form data to be sent along with the file uploads can be set + // using this option, which accepts an array of objects with name and + // value properties, a function returning such an array, a FormData + // object (for XHR file uploads), or a simple object. + // The form of the first fileInput is given as parameter to the function: + formData: function (form) { + return form.serializeArray(); + }, + + // The add callback is invoked as soon as files are added to the fileupload + // widget (via file input selection, drag & drop, paste or add API call). + // If the singleFileUploads option is enabled, this callback will be + // called once for each file in the selection for XHR file uploads, else + // once for each file selection. + // + // The upload starts when the submit method is invoked on the data parameter. + // The data object contains a files property holding the added files + // and allows you to override plugin options as well as define ajax settings. + // + // Listeners for this callback can also be bound the following way: + // .bind('fileuploadadd', func); + // + // data.submit() returns a Promise object and allows to attach additional + // handlers using jQuery's Deferred callbacks: + // data.submit().done(func).fail(func).always(func); + add: function (e, data) { + if (e.isDefaultPrevented()) { + return false; + } + if (data.autoUpload || (data.autoUpload !== false && + $(this).fileupload('option', 'autoUpload'))) { + data.process().done(function () { + data.submit(); + }); + } + }, + + // Other callbacks: + + // Callback for the submit event of each file upload: + // submit: function (e, data) {}, // .bind('fileuploadsubmit', func); + + // Callback for the start of each file upload request: + // send: function (e, data) {}, // .bind('fileuploadsend', func); + + // Callback for successful uploads: + // done: function (e, data) {}, // .bind('fileuploaddone', func); + + // Callback for failed (abort or error) uploads: + // fail: function (e, data) {}, // .bind('fileuploadfail', func); + + // Callback for completed (success, abort or error) requests: + // always: function (e, data) {}, // .bind('fileuploadalways', func); + + // Callback for upload progress events: + // progress: function (e, data) {}, // .bind('fileuploadprogress', func); + + // Callback for global upload progress events: + // progressall: function (e, data) {}, // .bind('fileuploadprogressall', func); + + // Callback for uploads start, equivalent to the global ajaxStart event: + // start: function (e) {}, // .bind('fileuploadstart', func); + + // Callback for uploads stop, equivalent to the global ajaxStop event: + // stop: function (e) {}, // .bind('fileuploadstop', func); + + // Callback for change events of the fileInput(s): + // change: function (e, data) {}, // .bind('fileuploadchange', func); + + // Callback for paste events to the pasteZone(s): + // paste: function (e, data) {}, // .bind('fileuploadpaste', func); + + // Callback for drop events of the dropZone(s): + // drop: function (e, data) {}, // .bind('fileuploaddrop', func); + + // Callback for dragover events of the dropZone(s): + // dragover: function (e) {}, // .bind('fileuploaddragover', func); + + // Callback for the start of each chunk upload request: + // chunksend: function (e, data) {}, // .bind('fileuploadchunksend', func); + + // Callback for successful chunk uploads: + // chunkdone: function (e, data) {}, // .bind('fileuploadchunkdone', func); + + // Callback for failed (abort or error) chunk uploads: + // chunkfail: function (e, data) {}, // .bind('fileuploadchunkfail', func); + + // Callback for completed (success, abort or error) chunk upload requests: + // chunkalways: function (e, data) {}, // .bind('fileuploadchunkalways', func); + + // The plugin options are used as settings object for the ajax calls. + // The following are jQuery ajax settings required for the file uploads: + processData: false, + contentType: false, + cache: false, + timeout: 0 + }, + + // A list of options that require reinitializing event listeners and/or + // special initialization code: + _specialOptions: [ + 'fileInput', + 'dropZone', + 'pasteZone', + 'multipart', + 'forceIframeTransport' + ], + + _blobSlice: $.support.blobSlice && function () { + var slice = this.slice || this.webkitSlice || this.mozSlice; + return slice.apply(this, arguments); + }, + + _BitrateTimer: function () { + this.timestamp = ((Date.now) ? Date.now() : (new Date()).getTime()); + this.loaded = 0; + this.bitrate = 0; + this.getBitrate = function (now, loaded, interval) { + var timeDiff = now - this.timestamp; + if (!this.bitrate || !interval || timeDiff > interval) { + this.bitrate = (loaded - this.loaded) * (1000 / timeDiff) * 8; + this.loaded = loaded; + this.timestamp = now; + } + return this.bitrate; + }; + }, + + _isXHRUpload: function (options) { + return !options.forceIframeTransport && + ((!options.multipart && $.support.xhrFileUpload) || + $.support.xhrFormDataFileUpload); + }, + + _getFormData: function (options) { + var formData; + if ($.type(options.formData) === 'function') { + return options.formData(options.form); + } + if ($.isArray(options.formData)) { + return options.formData; + } + if ($.type(options.formData) === 'object') { + formData = []; + $.each(options.formData, function (name, value) { + formData.push({name: name, value: value}); + }); + return formData; + } + return []; + }, + + _getTotal: function (files) { + var total = 0; + $.each(files, function (index, file) { + total += file.size || 1; + }); + return total; + }, + + _initProgressObject: function (obj) { + var progress = { + loaded: 0, + total: 0, + bitrate: 0 + }; + if (obj._progress) { + $.extend(obj._progress, progress); + } else { + obj._progress = progress; + } + }, + + _initResponseObject: function (obj) { + var prop; + if (obj._response) { + for (prop in obj._response) { + if (obj._response.hasOwnProperty(prop)) { + delete obj._response[prop]; + } + } + } else { + obj._response = {}; + } + }, + + _onProgress: function (e, data) { + if (e.lengthComputable) { + var now = ((Date.now) ? Date.now() : (new Date()).getTime()), + loaded; + if (data._time && data.progressInterval && + (now - data._time < data.progressInterval) && + e.loaded !== e.total) { + return; + } + data._time = now; + loaded = Math.floor( + e.loaded / e.total * (data.chunkSize || data._progress.total) + ) + (data.uploadedBytes || 0); + // Add the difference from the previously loaded state + // to the global loaded counter: + this._progress.loaded += (loaded - data._progress.loaded); + this._progress.bitrate = this._bitrateTimer.getBitrate( + now, + this._progress.loaded, + data.bitrateInterval + ); + data._progress.loaded = data.loaded = loaded; + data._progress.bitrate = data.bitrate = data._bitrateTimer.getBitrate( + now, + loaded, + data.bitrateInterval + ); + // Trigger a custom progress event with a total data property set + // to the file size(s) of the current upload and a loaded data + // property calculated accordingly: + this._trigger( + 'progress', + $.Event('progress', {delegatedEvent: e}), + data + ); + // Trigger a global progress event for all current file uploads, + // including ajax calls queued for sequential file uploads: + this._trigger( + 'progressall', + $.Event('progressall', {delegatedEvent: e}), + this._progress + ); + } + }, + + _initProgressListener: function (options) { + var that = this, + xhr = options.xhr ? options.xhr() : $.ajaxSettings.xhr(); + // Accesss to the native XHR object is required to add event listeners + // for the upload progress event: + if (xhr.upload) { + $(xhr.upload).bind('progress', function (e) { + var oe = e.originalEvent; + // Make sure the progress event properties get copied over: + e.lengthComputable = oe.lengthComputable; + e.loaded = oe.loaded; + e.total = oe.total; + that._onProgress(e, options); + }); + options.xhr = function () { + return xhr; + }; + } + }, + + _isInstanceOf: function (type, obj) { + // Cross-frame instanceof check + return Object.prototype.toString.call(obj) === '[object ' + type + ']'; + }, + + _initXHRData: function (options) { + var that = this, + formData, + file = options.files[0], + // Ignore non-multipart setting if not supported: + multipart = options.multipart || !$.support.xhrFileUpload, + paramName = $.type(options.paramName) === 'array' ? + options.paramName[0] : options.paramName; + options.headers = $.extend({}, options.headers); + if (options.contentRange) { + options.headers['Content-Range'] = options.contentRange; + } + if (!multipart || options.blob || !this._isInstanceOf('File', file)) { + options.headers['Content-Disposition'] = 'attachment; filename="' + + encodeURI(file.name) + '"'; + } + if (!multipart) { + options.contentType = file.type || 'application/octet-stream'; + options.data = options.blob || file; + } else if ($.support.xhrFormDataFileUpload) { + if (options.postMessage) { + // window.postMessage does not allow sending FormData + // objects, so we just add the File/Blob objects to + // the formData array and let the postMessage window + // create the FormData object out of this array: + formData = this._getFormData(options); + if (options.blob) { + formData.push({ + name: paramName, + value: options.blob + }); + } else { + $.each(options.files, function (index, file) { + formData.push({ + name: ($.type(options.paramName) === 'array' && + options.paramName[index]) || paramName, + value: file + }); + }); + } + } else { + if (that._isInstanceOf('FormData', options.formData)) { + formData = options.formData; + } else { + formData = new FormData(); + $.each(this._getFormData(options), function (index, field) { + formData.append(field.name, field.value); + }); + } + if (options.blob) { + formData.append(paramName, options.blob, file.name); + } else { + $.each(options.files, function (index, file) { + // This check allows the tests to run with + // dummy objects: + if (that._isInstanceOf('File', file) || + that._isInstanceOf('Blob', file)) { + formData.append( + ($.type(options.paramName) === 'array' && + options.paramName[index]) || paramName, + file, + file.uploadName || file.name + ); + } + }); + } + } + options.data = formData; + } + // Blob reference is not needed anymore, free memory: + options.blob = null; + }, + + _initIframeSettings: function (options) { + var targetHost = $('').prop('href', options.url).prop('host'); + // Setting the dataType to iframe enables the iframe transport: + options.dataType = 'iframe ' + (options.dataType || ''); + // The iframe transport accepts a serialized array as form data: + options.formData = this._getFormData(options); + // Add redirect url to form data on cross-domain uploads: + if (options.redirect && targetHost && targetHost !== location.host) { + options.formData.push({ + name: options.redirectParamName || 'redirect', + value: options.redirect + }); + } + }, + + _initDataSettings: function (options) { + if (this._isXHRUpload(options)) { + if (!this._chunkedUpload(options, true)) { + if (!options.data) { + this._initXHRData(options); + } + this._initProgressListener(options); + } + if (options.postMessage) { + // Setting the dataType to postmessage enables the + // postMessage transport: + options.dataType = 'postmessage ' + (options.dataType || ''); + } + } else { + this._initIframeSettings(options); + } + }, + + _getParamName: function (options) { + var fileInput = $(options.fileInput), + paramName = options.paramName; + if (!paramName) { + paramName = []; + fileInput.each(function () { + var input = $(this), + name = input.prop('name') || 'files[]', + i = (input.prop('files') || [1]).length; + while (i) { + paramName.push(name); + i -= 1; + } + }); + if (!paramName.length) { + paramName = [fileInput.prop('name') || 'files[]']; + } + } else if (!$.isArray(paramName)) { + paramName = [paramName]; + } + return paramName; + }, + + _initFormSettings: function (options) { + // Retrieve missing options from the input field and the + // associated form, if available: + if (!options.form || !options.form.length) { + options.form = $(options.fileInput.prop('form')); + // If the given file input doesn't have an associated form, + // use the default widget file input's form: + if (!options.form.length) { + options.form = $(this.options.fileInput.prop('form')); + } + } + options.paramName = this._getParamName(options); + if (!options.url) { + options.url = options.form.prop('action') || location.href; + } + // The HTTP request method must be "POST" or "PUT": + options.type = (options.type || + ($.type(options.form.prop('method')) === 'string' && + options.form.prop('method')) || '' + ).toUpperCase(); + if (options.type !== 'POST' && options.type !== 'PUT' && + options.type !== 'PATCH') { + options.type = 'POST'; + } + if (!options.formAcceptCharset) { + options.formAcceptCharset = options.form.attr('accept-charset'); + } + }, + + _getAJAXSettings: function (data) { + var options = $.extend({}, this.options, data); + this._initFormSettings(options); + this._initDataSettings(options); + return options; + }, + + // jQuery 1.6 doesn't provide .state(), + // while jQuery 1.8+ removed .isRejected() and .isResolved(): + _getDeferredState: function (deferred) { + if (deferred.state) { + return deferred.state(); + } + if (deferred.isResolved()) { + return 'resolved'; + } + if (deferred.isRejected()) { + return 'rejected'; + } + return 'pending'; + }, + + // Maps jqXHR callbacks to the equivalent + // methods of the given Promise object: + _enhancePromise: function (promise) { + promise.success = promise.done; + promise.error = promise.fail; + promise.complete = promise.always; + return promise; + }, + + // Creates and returns a Promise object enhanced with + // the jqXHR methods abort, success, error and complete: + _getXHRPromise: function (resolveOrReject, context, args) { + var dfd = $.Deferred(), + promise = dfd.promise(); + context = context || this.options.context || promise; + if (resolveOrReject === true) { + dfd.resolveWith(context, args); + } else if (resolveOrReject === false) { + dfd.rejectWith(context, args); + } + promise.abort = dfd.promise; + return this._enhancePromise(promise); + }, + + // Adds convenience methods to the data callback argument: + _addConvenienceMethods: function (e, data) { + var that = this, + getPromise = function (args) { + return $.Deferred().resolveWith(that, args).promise(); + }; + data.process = function (resolveFunc, rejectFunc) { + if (resolveFunc || rejectFunc) { + data._processQueue = this._processQueue = + (this._processQueue || getPromise([this])).then( + function () { + if (data.errorThrown) { + return $.Deferred() + .rejectWith(that, [data]).promise(); + } + return getPromise(arguments); + } + ).then(resolveFunc, rejectFunc); + } + return this._processQueue || getPromise([this]); + }; + data.submit = function () { + if (this.state() !== 'pending') { + data.jqXHR = this.jqXHR = + (that._trigger( + 'submit', + $.Event('submit', {delegatedEvent: e}), + this + ) !== false) && that._onSend(e, this); + } + return this.jqXHR || that._getXHRPromise(); + }; + data.abort = function () { + if (this.jqXHR) { + return this.jqXHR.abort(); + } + this.errorThrown = 'abort'; + that._trigger('fail', null, this); + return that._getXHRPromise(false); + }; + data.state = function () { + if (this.jqXHR) { + return that._getDeferredState(this.jqXHR); + } + if (this._processQueue) { + return that._getDeferredState(this._processQueue); + } + }; + data.processing = function () { + return !this.jqXHR && this._processQueue && that + ._getDeferredState(this._processQueue) === 'pending'; + }; + data.progress = function () { + return this._progress; + }; + data.response = function () { + return this._response; + }; + }, + + // Parses the Range header from the server response + // and returns the uploaded bytes: + _getUploadedBytes: function (jqXHR) { + var range = jqXHR.getResponseHeader('Range'), + parts = range && range.split('-'), + upperBytesPos = parts && parts.length > 1 && + parseInt(parts[1], 10); + return upperBytesPos && upperBytesPos + 1; + }, + + // Uploads a file in multiple, sequential requests + // by splitting the file up in multiple blob chunks. + // If the second parameter is true, only tests if the file + // should be uploaded in chunks, but does not invoke any + // upload requests: + _chunkedUpload: function (options, testOnly) { + options.uploadedBytes = options.uploadedBytes || 0; + var that = this, + file = options.files[0], + fs = file.size, + ub = options.uploadedBytes, + mcs = options.maxChunkSize || fs, + slice = this._blobSlice, + dfd = $.Deferred(), + promise = dfd.promise(), + jqXHR, + upload; + if (!(this._isXHRUpload(options) && slice && (ub || mcs < fs)) || + options.data) { + return false; + } + if (testOnly) { + return true; + } + if (ub >= fs) { + file.error = options.i18n('uploadedBytes'); + return this._getXHRPromise( + false, + options.context, + [null, 'error', file.error] + ); + } + // The chunk upload method: + upload = function () { + // Clone the options object for each chunk upload: + var o = $.extend({}, options), + currentLoaded = o._progress.loaded; + o.blob = slice.call( + file, + ub, + ub + mcs, + file.type + ); + // Store the current chunk size, as the blob itself + // will be dereferenced after data processing: + o.chunkSize = o.blob.size; + // Expose the chunk bytes position range: + o.contentRange = 'bytes ' + ub + '-' + + (ub + o.chunkSize - 1) + '/' + fs; + // Process the upload data (the blob and potential form data): + that._initXHRData(o); + // Add progress listeners for this chunk upload: + that._initProgressListener(o); + jqXHR = ((that._trigger('chunksend', null, o) !== false && $.ajax(o)) || + that._getXHRPromise(false, o.context)) + .done(function (result, textStatus, jqXHR) { + ub = that._getUploadedBytes(jqXHR) || + (ub + o.chunkSize); + // Create a progress event if no final progress event + // with loaded equaling total has been triggered + // for this chunk: + if (currentLoaded + o.chunkSize - o._progress.loaded) { + that._onProgress($.Event('progress', { + lengthComputable: true, + loaded: ub - o.uploadedBytes, + total: ub - o.uploadedBytes + }), o); + } + options.uploadedBytes = o.uploadedBytes = ub; + o.result = result; + o.textStatus = textStatus; + o.jqXHR = jqXHR; + that._trigger('chunkdone', null, o); + that._trigger('chunkalways', null, o); + if (ub < fs) { + // File upload not yet complete, + // continue with the next chunk: + upload(); + } else { + dfd.resolveWith( + o.context, + [result, textStatus, jqXHR] + ); + } + }) + .fail(function (jqXHR, textStatus, errorThrown) { + o.jqXHR = jqXHR; + o.textStatus = textStatus; + o.errorThrown = errorThrown; + that._trigger('chunkfail', null, o); + that._trigger('chunkalways', null, o); + dfd.rejectWith( + o.context, + [jqXHR, textStatus, errorThrown] + ); + }); + }; + this._enhancePromise(promise); + promise.abort = function () { + return jqXHR.abort(); + }; + upload(); + return promise; + }, + + _beforeSend: function (e, data) { + if (this._active === 0) { + // the start callback is triggered when an upload starts + // and no other uploads are currently running, + // equivalent to the global ajaxStart event: + this._trigger('start'); + // Set timer for global bitrate progress calculation: + this._bitrateTimer = new this._BitrateTimer(); + // Reset the global progress values: + this._progress.loaded = this._progress.total = 0; + this._progress.bitrate = 0; + } + // Make sure the container objects for the .response() and + // .progress() methods on the data object are available + // and reset to their initial state: + this._initResponseObject(data); + this._initProgressObject(data); + data._progress.loaded = data.loaded = data.uploadedBytes || 0; + data._progress.total = data.total = this._getTotal(data.files) || 1; + data._progress.bitrate = data.bitrate = 0; + this._active += 1; + // Initialize the global progress values: + this._progress.loaded += data.loaded; + this._progress.total += data.total; + }, + + _onDone: function (result, textStatus, jqXHR, options) { + var total = options._progress.total, + response = options._response; + if (options._progress.loaded < total) { + // Create a progress event if no final progress event + // with loaded equaling total has been triggered: + this._onProgress($.Event('progress', { + lengthComputable: true, + loaded: total, + total: total + }), options); + } + response.result = options.result = result; + response.textStatus = options.textStatus = textStatus; + response.jqXHR = options.jqXHR = jqXHR; + this._trigger('done', null, options); + }, + + _onFail: function (jqXHR, textStatus, errorThrown, options) { + var response = options._response; + if (options.recalculateProgress) { + // Remove the failed (error or abort) file upload from + // the global progress calculation: + this._progress.loaded -= options._progress.loaded; + this._progress.total -= options._progress.total; + } + response.jqXHR = options.jqXHR = jqXHR; + response.textStatus = options.textStatus = textStatus; + response.errorThrown = options.errorThrown = errorThrown; + this._trigger('fail', null, options); + }, + + _onAlways: function (jqXHRorResult, textStatus, jqXHRorError, options) { + // jqXHRorResult, textStatus and jqXHRorError are added to the + // options object via done and fail callbacks + this._trigger('always', null, options); + }, + + _onSend: function (e, data) { + if (!data.submit) { + this._addConvenienceMethods(e, data); + } + var that = this, + jqXHR, + aborted, + slot, + pipe, + options = that._getAJAXSettings(data), + send = function () { + that._sending += 1; + // Set timer for bitrate progress calculation: + options._bitrateTimer = new that._BitrateTimer(); + jqXHR = jqXHR || ( + ((aborted || that._trigger( + 'send', + $.Event('send', {delegatedEvent: e}), + options + ) === false) && + that._getXHRPromise(false, options.context, aborted)) || + that._chunkedUpload(options) || $.ajax(options) + ).done(function (result, textStatus, jqXHR) { + that._onDone(result, textStatus, jqXHR, options); + }).fail(function (jqXHR, textStatus, errorThrown) { + that._onFail(jqXHR, textStatus, errorThrown, options); + }).always(function (jqXHRorResult, textStatus, jqXHRorError) { + that._onAlways( + jqXHRorResult, + textStatus, + jqXHRorError, + options + ); + that._sending -= 1; + that._active -= 1; + if (options.limitConcurrentUploads && + options.limitConcurrentUploads > that._sending) { + // Start the next queued upload, + // that has not been aborted: + var nextSlot = that._slots.shift(); + while (nextSlot) { + if (that._getDeferredState(nextSlot) === 'pending') { + nextSlot.resolve(); + break; + } + nextSlot = that._slots.shift(); + } + } + if (that._active === 0) { + // The stop callback is triggered when all uploads have + // been completed, equivalent to the global ajaxStop event: + that._trigger('stop'); + } + }); + return jqXHR; + }; + this._beforeSend(e, options); + if (this.options.sequentialUploads || + (this.options.limitConcurrentUploads && + this.options.limitConcurrentUploads <= this._sending)) { + if (this.options.limitConcurrentUploads > 1) { + slot = $.Deferred(); + this._slots.push(slot); + pipe = slot.then(send); + } else { + this._sequence = this._sequence.then(send, send); + pipe = this._sequence; + } + // Return the piped Promise object, enhanced with an abort method, + // which is delegated to the jqXHR object of the current upload, + // and jqXHR callbacks mapped to the equivalent Promise methods: + pipe.abort = function () { + aborted = [undefined, 'abort', 'abort']; + if (!jqXHR) { + if (slot) { + slot.rejectWith(options.context, aborted); + } + return send(); + } + return jqXHR.abort(); + }; + return this._enhancePromise(pipe); + } + return send(); + }, + + _onAdd: function (e, data) { + var that = this, + result = true, + options = $.extend({}, this.options, data), + files = data.files, + filesLength = files.length, + limit = options.limitMultiFileUploads, + limitSize = options.limitMultiFileUploadSize, + overhead = options.limitMultiFileUploadSizeOverhead, + batchSize = 0, + paramName = this._getParamName(options), + paramNameSet, + paramNameSlice, + fileSet, + i, + j = 0; + if (!filesLength) { + return false; + } + if (limitSize && files[0].size === undefined) { + limitSize = undefined; + } + if (!(options.singleFileUploads || limit || limitSize) || + !this._isXHRUpload(options)) { + fileSet = [files]; + paramNameSet = [paramName]; + } else if (!(options.singleFileUploads || limitSize) && limit) { + fileSet = []; + paramNameSet = []; + for (i = 0; i < filesLength; i += limit) { + fileSet.push(files.slice(i, i + limit)); + paramNameSlice = paramName.slice(i, i + limit); + if (!paramNameSlice.length) { + paramNameSlice = paramName; + } + paramNameSet.push(paramNameSlice); + } + } else if (!options.singleFileUploads && limitSize) { + fileSet = []; + paramNameSet = []; + for (i = 0; i < filesLength; i = i + 1) { + batchSize += files[i].size + overhead; + if (i + 1 === filesLength || + ((batchSize + files[i + 1].size + overhead) > limitSize) || + (limit && i + 1 - j >= limit)) { + fileSet.push(files.slice(j, i + 1)); + paramNameSlice = paramName.slice(j, i + 1); + if (!paramNameSlice.length) { + paramNameSlice = paramName; + } + paramNameSet.push(paramNameSlice); + j = i + 1; + batchSize = 0; + } + } + } else { + paramNameSet = paramName; + } + data.originalFiles = files; + $.each(fileSet || files, function (index, element) { + var newData = $.extend({}, data); + newData.files = fileSet ? element : [element]; + newData.paramName = paramNameSet[index]; + that._initResponseObject(newData); + that._initProgressObject(newData); + that._addConvenienceMethods(e, newData); + result = that._trigger( + 'add', + $.Event('add', {delegatedEvent: e}), + newData + ); + return result; + }); + return result; + }, + + _replaceFileInput: function (data) { + var input = data.fileInput, + inputClone = input.clone(true), + restoreFocus = input.is(document.activeElement); + // Add a reference for the new cloned file input to the data argument: + data.fileInputClone = inputClone; + $('
').append(inputClone)[0].reset(); + // Detaching allows to insert the fileInput on another form + // without loosing the file input value: + input.after(inputClone).detach(); + // If the fileInput had focus before it was detached, + // restore focus to the inputClone. + if (restoreFocus) { + inputClone.focus(); + } + // Avoid memory leaks with the detached file input: + $.cleanData(input.unbind('remove')); + // Replace the original file input element in the fileInput + // elements set with the clone, which has been copied including + // event handlers: + this.options.fileInput = this.options.fileInput.map(function (i, el) { + if (el === input[0]) { + return inputClone[0]; + } + return el; + }); + // If the widget has been initialized on the file input itself, + // override this.element with the file input clone: + if (input[0] === this.element[0]) { + this.element = inputClone; + } + }, + + _handleFileTreeEntry: function (entry, path) { + var that = this, + dfd = $.Deferred(), + entries = [], + dirReader, + errorHandler = function (e) { + if (e && !e.entry) { + e.entry = entry; + } + // Since $.when returns immediately if one + // Deferred is rejected, we use resolve instead. + // This allows valid files and invalid items + // to be returned together in one set: + dfd.resolve([e]); + }, + successHandler = function (entries) { + that._handleFileTreeEntries( + entries, + path + entry.name + '/' + ).done(function (files) { + dfd.resolve(files); + }).fail(errorHandler); + }, + readEntries = function () { + dirReader.readEntries(function (results) { + if (!results.length) { + successHandler(entries); + } else { + entries = entries.concat(results); + readEntries(); + } + }, errorHandler); + }; + path = path || ''; + if (entry.isFile) { + if (entry._file) { + // Workaround for Chrome bug #149735 + entry._file.relativePath = path; + dfd.resolve(entry._file); + } else { + entry.file(function (file) { + file.relativePath = path; + dfd.resolve(file); + }, errorHandler); + } + } else if (entry.isDirectory) { + dirReader = entry.createReader(); + readEntries(); + } else { + // Return an empy list for file system items + // other than files or directories: + dfd.resolve([]); + } + return dfd.promise(); + }, + + _handleFileTreeEntries: function (entries, path) { + var that = this; + return $.when.apply( + $, + $.map(entries, function (entry) { + return that._handleFileTreeEntry(entry, path); + }) + ).then(function () { + return Array.prototype.concat.apply( + [], + arguments + ); + }); + }, + + _getDroppedFiles: function (dataTransfer) { + dataTransfer = dataTransfer || {}; + var items = dataTransfer.items; + if (items && items.length && (items[0].webkitGetAsEntry || + items[0].getAsEntry)) { + return this._handleFileTreeEntries( + $.map(items, function (item) { + var entry; + if (item.webkitGetAsEntry) { + entry = item.webkitGetAsEntry(); + if (entry) { + // Workaround for Chrome bug #149735: + entry._file = item.getAsFile(); + } + return entry; + } + return item.getAsEntry(); + }) + ); + } + return $.Deferred().resolve( + $.makeArray(dataTransfer.files) + ).promise(); + }, + + _getSingleFileInputFiles: function (fileInput) { + fileInput = $(fileInput); + var entries = fileInput.prop('webkitEntries') || + fileInput.prop('entries'), + files, + value; + if (entries && entries.length) { + return this._handleFileTreeEntries(entries); + } + files = $.makeArray(fileInput.prop('files')); + if (!files.length) { + value = fileInput.prop('value'); + if (!value) { + return $.Deferred().resolve([]).promise(); + } + // If the files property is not available, the browser does not + // support the File API and we add a pseudo File object with + // the input value as name with path information removed: + files = [{name: value.replace(/^.*\\/, '')}]; + } else if (files[0].name === undefined && files[0].fileName) { + // File normalization for Safari 4 and Firefox 3: + $.each(files, function (index, file) { + file.name = file.fileName; + file.size = file.fileSize; + }); + } + return $.Deferred().resolve(files).promise(); + }, + + _getFileInputFiles: function (fileInput) { + if (!(fileInput instanceof $) || fileInput.length === 1) { + return this._getSingleFileInputFiles(fileInput); + } + return $.when.apply( + $, + $.map(fileInput, this._getSingleFileInputFiles) + ).then(function () { + return Array.prototype.concat.apply( + [], + arguments + ); + }); + }, + + _onChange: function (e) { + var that = this, + data = { + fileInput: $(e.target), + form: $(e.target.form) + }; + this._getFileInputFiles(data.fileInput).always(function (files) { + data.files = files; + if (that.options.replaceFileInput) { + that._replaceFileInput(data); + } + if (that._trigger( + 'change', + $.Event('change', {delegatedEvent: e}), + data + ) !== false) { + that._onAdd(e, data); + } + }); + }, + + _onPaste: function (e) { + var items = e.originalEvent && e.originalEvent.clipboardData && + e.originalEvent.clipboardData.items, + data = {files: []}; + if (items && items.length) { + $.each(items, function (index, item) { + var file = item.getAsFile && item.getAsFile(); + if (file) { + data.files.push(file); + } + }); + if (this._trigger( + 'paste', + $.Event('paste', {delegatedEvent: e}), + data + ) !== false) { + this._onAdd(e, data); + } + } + }, + + _onDrop: function (e) { + e.dataTransfer = e.originalEvent && e.originalEvent.dataTransfer; + var that = this, + dataTransfer = e.dataTransfer, + data = {}; + if (dataTransfer && dataTransfer.files && dataTransfer.files.length) { + e.preventDefault(); + this._getDroppedFiles(dataTransfer).always(function (files) { + data.files = files; + if (that._trigger( + 'drop', + $.Event('drop', {delegatedEvent: e}), + data + ) !== false) { + that._onAdd(e, data); + } + }); + } + }, + + _onDragOver: getDragHandler('dragover'), + + _onDragEnter: getDragHandler('dragenter'), + + _onDragLeave: getDragHandler('dragleave'), + + _initEventHandlers: function () { + if (this._isXHRUpload(this.options)) { + this._on(this.options.dropZone, { + dragover: this._onDragOver, + drop: this._onDrop, + // event.preventDefault() on dragenter is required for IE10+: + dragenter: this._onDragEnter, + // dragleave is not required, but added for completeness: + dragleave: this._onDragLeave + }); + this._on(this.options.pasteZone, { + paste: this._onPaste + }); + } + if ($.support.fileInput) { + this._on(this.options.fileInput, { + change: this._onChange + }); + } + }, + + _destroyEventHandlers: function () { + this._off(this.options.dropZone, 'dragenter dragleave dragover drop'); + this._off(this.options.pasteZone, 'paste'); + this._off(this.options.fileInput, 'change'); + }, + + _destroy: function () { + this._destroyEventHandlers(); + }, + + _setOption: function (key, value) { + var reinit = $.inArray(key, this._specialOptions) !== -1; + if (reinit) { + this._destroyEventHandlers(); + } + this._super(key, value); + if (reinit) { + this._initSpecialOptions(); + this._initEventHandlers(); + } + }, + + _initSpecialOptions: function () { + var options = this.options; + if (options.fileInput === undefined) { + options.fileInput = this.element.is('input[type="file"]') ? + this.element : this.element.find('input[type="file"]'); + } else if (!(options.fileInput instanceof $)) { + options.fileInput = $(options.fileInput); + } + if (!(options.dropZone instanceof $)) { + options.dropZone = $(options.dropZone); + } + if (!(options.pasteZone instanceof $)) { + options.pasteZone = $(options.pasteZone); + } + }, + + _getRegExp: function (str) { + var parts = str.split('/'), + modifiers = parts.pop(); + parts.shift(); + return new RegExp(parts.join('/'), modifiers); + }, + + _isRegExpOption: function (key, value) { + return key !== 'url' && $.type(value) === 'string' && + /^\/.*\/[igm]{0,3}$/.test(value); + }, + + _initDataAttributes: function () { + var that = this, + options = this.options, + data = this.element.data(); + // Initialize options set via HTML5 data-attributes: + $.each( + this.element[0].attributes, + function (index, attr) { + var key = attr.name.toLowerCase(), + value; + if (/^data-/.test(key)) { + // Convert hyphen-ated key to camelCase: + key = key.slice(5).replace(/-[a-z]/g, function (str) { + return str.charAt(1).toUpperCase(); + }); + value = data[key]; + if (that._isRegExpOption(key, value)) { + value = that._getRegExp(value); + } + options[key] = value; + } + } + ); + }, + + _create: function () { + this._initDataAttributes(); + this._initSpecialOptions(); + this._slots = []; + this._sequence = this._getXHRPromise(true); + this._sending = this._active = 0; + this._initProgressObject(this); + this._initEventHandlers(); + }, + + // This method is exposed to the widget API and allows to query + // the number of active uploads: + active: function () { + return this._active; + }, + + // This method is exposed to the widget API and allows to query + // the widget upload progress. + // It returns an object with loaded, total and bitrate properties + // for the running uploads: + progress: function () { + return this._progress; + }, + + // This method is exposed to the widget API and allows adding files + // using the fileupload API. The data parameter accepts an object which + // must have a files property and can contain additional options: + // .fileupload('add', {files: filesList}); + add: function (data) { + var that = this; + if (!data || this.options.disabled) { + return; + } + if (data.fileInput && !data.files) { + this._getFileInputFiles(data.fileInput).always(function (files) { + data.files = files; + that._onAdd(null, data); + }); + } else { + data.files = $.makeArray(data.files); + this._onAdd(null, data); + } + }, + + // This method is exposed to the widget API and allows sending files + // using the fileupload API. The data parameter accepts an object which + // must have a files or fileInput property and can contain additional options: + // .fileupload('send', {files: filesList}); + // The method returns a Promise object for the file upload call. + send: function (data) { + if (data && !this.options.disabled) { + if (data.fileInput && !data.files) { + var that = this, + dfd = $.Deferred(), + promise = dfd.promise(), + jqXHR, + aborted; + promise.abort = function () { + aborted = true; + if (jqXHR) { + return jqXHR.abort(); + } + dfd.reject(null, 'abort', 'abort'); + return promise; + }; + this._getFileInputFiles(data.fileInput).always( + function (files) { + if (aborted) { + return; + } + if (!files.length) { + dfd.reject(); + return; + } + data.files = files; + jqXHR = that._onSend(null, data); + jqXHR.then( + function (result, textStatus, jqXHR) { + dfd.resolve(result, textStatus, jqXHR); + }, + function (jqXHR, textStatus, errorThrown) { + dfd.reject(jqXHR, textStatus, errorThrown); + } + ); + } + ); + return this._enhancePromise(promise); + } + data.files = $.makeArray(data.files); + if (data.files.length) { + return this._onSend(null, data); + } + } + return this._getXHRPromise(false, data && data.context); + } + + }); + +})); diff --git a/src/pretix/static/fileupload/jquery.fileupload.scss b/src/pretix/static/fileupload/jquery.fileupload.scss new file mode 100644 index 0000000000..8ae3b09d4e --- /dev/null +++ b/src/pretix/static/fileupload/jquery.fileupload.scss @@ -0,0 +1,37 @@ +@charset "UTF-8"; +/* + * jQuery File Upload Plugin CSS + * https://github.com/blueimp/jQuery-File-Upload + * + * Copyright 2013, Sebastian Tschan + * https://blueimp.net + * + * Licensed under the MIT license: + * https://opensource.org/licenses/MIT + */ + +.fileinput-button { + position: relative; + overflow: hidden; + display: inline-block; +} +.fileinput-button input { + position: absolute; + top: 0; + right: 0; + margin: 0; + opacity: 0; + -ms-filter: 'alpha(opacity=0)'; + font-size: 200px !important; + direction: ltr; + cursor: pointer; +} + +/* Fixes for IE < 8 */ +@media screen\9 { + .fileinput-button input { + filter: alpha(opacity=0); + font-size: 100%; + height: 100%; + } +} diff --git a/src/pretix/static/fileupload/jquery.iframe-transport.js b/src/pretix/static/fileupload/jquery.iframe-transport.js new file mode 100644 index 0000000000..8d25c46415 --- /dev/null +++ b/src/pretix/static/fileupload/jquery.iframe-transport.js @@ -0,0 +1,224 @@ +/* + * jQuery Iframe Transport Plugin + * https://github.com/blueimp/jQuery-File-Upload + * + * Copyright 2011, Sebastian Tschan + * https://blueimp.net + * + * Licensed under the MIT license: + * https://opensource.org/licenses/MIT + */ + +/* global define, require, window, document, JSON */ + +;(function (factory) { + 'use strict'; + if (typeof define === 'function' && define.amd) { + // Register as an anonymous AMD module: + define(['jquery'], factory); + } else if (typeof exports === 'object') { + // Node/CommonJS: + factory(require('jquery')); + } else { + // Browser globals: + factory(window.jQuery); + } +}(function ($) { + 'use strict'; + + // Helper variable to create unique names for the transport iframes: + var counter = 0, + jsonAPI = $, + jsonParse = 'parseJSON'; + + if ('JSON' in window && 'parse' in JSON) { + jsonAPI = JSON; + jsonParse = 'parse'; + } + + // The iframe transport accepts four additional options: + // options.fileInput: a jQuery collection of file input fields + // options.paramName: the parameter name for the file form data, + // overrides the name property of the file input field(s), + // can be a string or an array of strings. + // options.formData: an array of objects with name and value properties, + // equivalent to the return data of .serializeArray(), e.g.: + // [{name: 'a', value: 1}, {name: 'b', value: 2}] + // options.initialIframeSrc: the URL of the initial iframe src, + // by default set to "javascript:false;" + $.ajaxTransport('iframe', function (options) { + if (options.async) { + // javascript:false as initial iframe src + // prevents warning popups on HTTPS in IE6: + /*jshint scripturl: true */ + var initialIframeSrc = options.initialIframeSrc || 'javascript:false;', + /*jshint scripturl: false */ + form, + iframe, + addParamChar; + return { + send: function (_, completeCallback) { + form = $('
'); + form.attr('accept-charset', options.formAcceptCharset); + addParamChar = /\?/.test(options.url) ? '&' : '?'; + // XDomainRequest only supports GET and POST: + if (options.type === 'DELETE') { + options.url = options.url + addParamChar + '_method=DELETE'; + options.type = 'POST'; + } else if (options.type === 'PUT') { + options.url = options.url + addParamChar + '_method=PUT'; + options.type = 'POST'; + } else if (options.type === 'PATCH') { + options.url = options.url + addParamChar + '_method=PATCH'; + options.type = 'POST'; + } + // IE versions below IE8 cannot set the name property of + // elements that have already been added to the DOM, + // so we set the name along with the iframe HTML markup: + counter += 1; + iframe = $( + '' + ).bind('load', function () { + var fileInputClones, + paramNames = $.isArray(options.paramName) ? + options.paramName : [options.paramName]; + iframe + .unbind('load') + .bind('load', function () { + var response; + // Wrap in a try/catch block to catch exceptions thrown + // when trying to access cross-domain iframe contents: + try { + response = iframe.contents(); + // Google Chrome and Firefox do not throw an + // exception when calling iframe.contents() on + // cross-domain requests, so we unify the response: + if (!response.length || !response[0].firstChild) { + throw new Error(); + } + } catch (e) { + response = undefined; + } + // The complete callback returns the + // iframe content document as response object: + completeCallback( + 200, + 'success', + {'iframe': response} + ); + // Fix for IE endless progress bar activity bug + // (happens on form submits to iframe targets): + $('') + .appendTo(form); + window.setTimeout(function () { + // Removing the form in a setTimeout call + // allows Chrome's developer tools to display + // the response result + form.remove(); + }, 0); + }); + form + .prop('target', iframe.prop('name')) + .prop('action', options.url) + .prop('method', options.type); + if (options.formData) { + $.each(options.formData, function (index, field) { + $('') + .prop('name', field.name) + .val(field.value) + .appendTo(form); + }); + } + if (options.fileInput && options.fileInput.length && + options.type === 'POST') { + fileInputClones = options.fileInput.clone(); + // Insert a clone for each file input field: + options.fileInput.after(function (index) { + return fileInputClones[index]; + }); + if (options.paramName) { + options.fileInput.each(function (index) { + $(this).prop( + 'name', + paramNames[index] || options.paramName + ); + }); + } + // Appending the file input fields to the hidden form + // removes them from their original location: + form + .append(options.fileInput) + .prop('enctype', 'multipart/form-data') + // enctype must be set as encoding for IE: + .prop('encoding', 'multipart/form-data'); + // Remove the HTML5 form attribute from the input(s): + options.fileInput.removeAttr('form'); + } + form.submit(); + // Insert the file input fields at their original location + // by replacing the clones with the originals: + if (fileInputClones && fileInputClones.length) { + options.fileInput.each(function (index, input) { + var clone = $(fileInputClones[index]); + // Restore the original name and form properties: + $(input) + .prop('name', clone.prop('name')) + .attr('form', clone.attr('form')); + clone.replaceWith(input); + }); + } + }); + form.append(iframe).appendTo(document.body); + }, + abort: function () { + if (iframe) { + // javascript:false as iframe src aborts the request + // and prevents warning popups on HTTPS in IE6. + // concat is used to avoid the "Script URL" JSLint error: + iframe + .unbind('load') + .prop('src', initialIframeSrc); + } + if (form) { + form.remove(); + } + } + }; + } + }); + + // The iframe transport returns the iframe content document as response. + // The following adds converters from iframe to text, json, html, xml + // and script. + // Please note that the Content-Type for JSON responses has to be text/plain + // or text/html, if the browser doesn't include application/json in the + // Accept header, else IE will show a download dialog. + // The Content-Type for XML responses on the other hand has to be always + // application/xml or text/xml, so IE properly parses the XML response. + // See also + // https://github.com/blueimp/jQuery-File-Upload/wiki/Setup#content-type-negotiation + $.ajaxSetup({ + converters: { + 'iframe text': function (iframe) { + return iframe && $(iframe[0].body).text(); + }, + 'iframe json': function (iframe) { + return iframe && jsonAPI[jsonParse]($(iframe[0].body).text()); + }, + 'iframe html': function (iframe) { + return iframe && $(iframe[0].body).html(); + }, + 'iframe xml': function (iframe) { + var xmlDoc = iframe && iframe[0]; + return xmlDoc && $.isXMLDoc(xmlDoc) ? xmlDoc : + $.parseXML((xmlDoc.XMLDocument && xmlDoc.XMLDocument.xml) || + $(xmlDoc.body).html()); + }, + 'iframe script': function (iframe) { + return iframe && $.globalEval($(iframe[0].body).text()); + } + } + }); + +})); diff --git a/src/pretix/static/fileupload/jquery.ui.widget.js b/src/pretix/static/fileupload/jquery.ui.widget.js new file mode 100644 index 0000000000..e08df3fd02 --- /dev/null +++ b/src/pretix/static/fileupload/jquery.ui.widget.js @@ -0,0 +1,572 @@ +/*! jQuery UI - v1.11.4+CommonJS - 2015-08-28 +* http://jqueryui.com +* Includes: widget.js +* Copyright 2015 jQuery Foundation and other contributors; Licensed MIT */ + +(function( factory ) { + if ( typeof define === "function" && define.amd ) { + + // AMD. Register as an anonymous module. + define([ "jquery" ], factory ); + + } else if ( typeof exports === "object" ) { + + // Node/CommonJS + factory( require( "jquery" ) ); + + } else { + + // Browser globals + factory( jQuery ); + } +}(function( $ ) { +/*! + * jQuery UI Widget 1.11.4 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + * + * http://api.jqueryui.com/jQuery.widget/ + */ + + +var widget_uuid = 0, + widget_slice = Array.prototype.slice; + +$.cleanData = (function( orig ) { + return function( elems ) { + var events, elem, i; + for ( i = 0; (elem = elems[i]) != null; i++ ) { + try { + + // Only trigger remove when necessary to save time + events = $._data( elem, "events" ); + if ( events && events.remove ) { + $( elem ).triggerHandler( "remove" ); + } + + // http://bugs.jquery.com/ticket/8235 + } catch ( e ) {} + } + orig( elems ); + }; +})( $.cleanData ); + +$.widget = function( name, base, prototype ) { + var fullName, existingConstructor, constructor, basePrototype, + // proxiedPrototype allows the provided prototype to remain unmodified + // so that it can be used as a mixin for multiple widgets (#8876) + proxiedPrototype = {}, + namespace = name.split( "." )[ 0 ]; + + name = name.split( "." )[ 1 ]; + fullName = namespace + "-" + name; + + if ( !prototype ) { + prototype = base; + base = $.Widget; + } + + // create selector for plugin + $.expr[ ":" ][ fullName.toLowerCase() ] = function( elem ) { + return !!$.data( elem, fullName ); + }; + + $[ namespace ] = $[ namespace ] || {}; + existingConstructor = $[ namespace ][ name ]; + constructor = $[ namespace ][ name ] = function( options, element ) { + // allow instantiation without "new" keyword + if ( !this._createWidget ) { + return new constructor( options, element ); + } + + // allow instantiation without initializing for simple inheritance + // must use "new" keyword (the code above always passes args) + if ( arguments.length ) { + this._createWidget( options, element ); + } + }; + // extend with the existing constructor to carry over any static properties + $.extend( constructor, existingConstructor, { + version: prototype.version, + // copy the object used to create the prototype in case we need to + // redefine the widget later + _proto: $.extend( {}, prototype ), + // track widgets that inherit from this widget in case this widget is + // redefined after a widget inherits from it + _childConstructors: [] + }); + + basePrototype = new base(); + // we need to make the options hash a property directly on the new instance + // otherwise we'll modify the options hash on the prototype that we're + // inheriting from + basePrototype.options = $.widget.extend( {}, basePrototype.options ); + $.each( prototype, function( prop, value ) { + if ( !$.isFunction( value ) ) { + proxiedPrototype[ prop ] = value; + return; + } + proxiedPrototype[ prop ] = (function() { + var _super = function() { + return base.prototype[ prop ].apply( this, arguments ); + }, + _superApply = function( args ) { + return base.prototype[ prop ].apply( this, args ); + }; + return function() { + var __super = this._super, + __superApply = this._superApply, + returnValue; + + this._super = _super; + this._superApply = _superApply; + + returnValue = value.apply( this, arguments ); + + this._super = __super; + this._superApply = __superApply; + + return returnValue; + }; + })(); + }); + constructor.prototype = $.widget.extend( basePrototype, { + // TODO: remove support for widgetEventPrefix + // always use the name + a colon as the prefix, e.g., draggable:start + // don't prefix for widgets that aren't DOM-based + widgetEventPrefix: existingConstructor ? (basePrototype.widgetEventPrefix || name) : name + }, proxiedPrototype, { + constructor: constructor, + namespace: namespace, + widgetName: name, + widgetFullName: fullName + }); + + // If this widget is being redefined then we need to find all widgets that + // are inheriting from it and redefine all of them so that they inherit from + // the new version of this widget. We're essentially trying to replace one + // level in the prototype chain. + if ( existingConstructor ) { + $.each( existingConstructor._childConstructors, function( i, child ) { + var childPrototype = child.prototype; + + // redefine the child widget using the same prototype that was + // originally used, but inherit from the new version of the base + $.widget( childPrototype.namespace + "." + childPrototype.widgetName, constructor, child._proto ); + }); + // remove the list of existing child constructors from the old constructor + // so the old child constructors can be garbage collected + delete existingConstructor._childConstructors; + } else { + base._childConstructors.push( constructor ); + } + + $.widget.bridge( name, constructor ); + + return constructor; +}; + +$.widget.extend = function( target ) { + var input = widget_slice.call( arguments, 1 ), + inputIndex = 0, + inputLength = input.length, + key, + value; + for ( ; inputIndex < inputLength; inputIndex++ ) { + for ( key in input[ inputIndex ] ) { + value = input[ inputIndex ][ key ]; + if ( input[ inputIndex ].hasOwnProperty( key ) && value !== undefined ) { + // Clone objects + if ( $.isPlainObject( value ) ) { + target[ key ] = $.isPlainObject( target[ key ] ) ? + $.widget.extend( {}, target[ key ], value ) : + // Don't extend strings, arrays, etc. with objects + $.widget.extend( {}, value ); + // Copy everything else by reference + } else { + target[ key ] = value; + } + } + } + } + return target; +}; + +$.widget.bridge = function( name, object ) { + var fullName = object.prototype.widgetFullName || name; + $.fn[ name ] = function( options ) { + var isMethodCall = typeof options === "string", + args = widget_slice.call( arguments, 1 ), + returnValue = this; + + if ( isMethodCall ) { + this.each(function() { + var methodValue, + instance = $.data( this, fullName ); + if ( options === "instance" ) { + returnValue = instance; + return false; + } + if ( !instance ) { + return $.error( "cannot call methods on " + name + " prior to initialization; " + + "attempted to call method '" + options + "'" ); + } + if ( !$.isFunction( instance[options] ) || options.charAt( 0 ) === "_" ) { + return $.error( "no such method '" + options + "' for " + name + " widget instance" ); + } + methodValue = instance[ options ].apply( instance, args ); + if ( methodValue !== instance && methodValue !== undefined ) { + returnValue = methodValue && methodValue.jquery ? + returnValue.pushStack( methodValue.get() ) : + methodValue; + return false; + } + }); + } else { + + // Allow multiple hashes to be passed on init + if ( args.length ) { + options = $.widget.extend.apply( null, [ options ].concat(args) ); + } + + this.each(function() { + var instance = $.data( this, fullName ); + if ( instance ) { + instance.option( options || {} ); + if ( instance._init ) { + instance._init(); + } + } else { + $.data( this, fullName, new object( options, this ) ); + } + }); + } + + return returnValue; + }; +}; + +$.Widget = function( /* options, element */ ) {}; +$.Widget._childConstructors = []; + +$.Widget.prototype = { + widgetName: "widget", + widgetEventPrefix: "", + defaultElement: "
", + options: { + disabled: false, + + // callbacks + create: null + }, + _createWidget: function( options, element ) { + element = $( element || this.defaultElement || this )[ 0 ]; + this.element = $( element ); + this.uuid = widget_uuid++; + this.eventNamespace = "." + this.widgetName + this.uuid; + + this.bindings = $(); + this.hoverable = $(); + this.focusable = $(); + + if ( element !== this ) { + $.data( element, this.widgetFullName, this ); + this._on( true, this.element, { + remove: function( event ) { + if ( event.target === element ) { + this.destroy(); + } + } + }); + this.document = $( element.style ? + // element within the document + element.ownerDocument : + // element is window or document + element.document || element ); + this.window = $( this.document[0].defaultView || this.document[0].parentWindow ); + } + + this.options = $.widget.extend( {}, + this.options, + this._getCreateOptions(), + options ); + + this._create(); + this._trigger( "create", null, this._getCreateEventData() ); + this._init(); + }, + _getCreateOptions: $.noop, + _getCreateEventData: $.noop, + _create: $.noop, + _init: $.noop, + + destroy: function() { + this._destroy(); + // we can probably remove the unbind calls in 2.0 + // all event bindings should go through this._on() + this.element + .unbind( this.eventNamespace ) + .removeData( this.widgetFullName ) + // support: jquery <1.6.3 + // http://bugs.jquery.com/ticket/9413 + .removeData( $.camelCase( this.widgetFullName ) ); + this.widget() + .unbind( this.eventNamespace ) + .removeAttr( "aria-disabled" ) + .removeClass( + this.widgetFullName + "-disabled " + + "ui-state-disabled" ); + + // clean up events and states + this.bindings.unbind( this.eventNamespace ); + this.hoverable.removeClass( "ui-state-hover" ); + this.focusable.removeClass( "ui-state-focus" ); + }, + _destroy: $.noop, + + widget: function() { + return this.element; + }, + + option: function( key, value ) { + var options = key, + parts, + curOption, + i; + + if ( arguments.length === 0 ) { + // don't return a reference to the internal hash + return $.widget.extend( {}, this.options ); + } + + if ( typeof key === "string" ) { + // handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } } + options = {}; + parts = key.split( "." ); + key = parts.shift(); + if ( parts.length ) { + curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] ); + for ( i = 0; i < parts.length - 1; i++ ) { + curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {}; + curOption = curOption[ parts[ i ] ]; + } + key = parts.pop(); + if ( arguments.length === 1 ) { + return curOption[ key ] === undefined ? null : curOption[ key ]; + } + curOption[ key ] = value; + } else { + if ( arguments.length === 1 ) { + return this.options[ key ] === undefined ? null : this.options[ key ]; + } + options[ key ] = value; + } + } + + this._setOptions( options ); + + return this; + }, + _setOptions: function( options ) { + var key; + + for ( key in options ) { + this._setOption( key, options[ key ] ); + } + + return this; + }, + _setOption: function( key, value ) { + this.options[ key ] = value; + + if ( key === "disabled" ) { + this.widget() + .toggleClass( this.widgetFullName + "-disabled", !!value ); + + // If the widget is becoming disabled, then nothing is interactive + if ( value ) { + this.hoverable.removeClass( "ui-state-hover" ); + this.focusable.removeClass( "ui-state-focus" ); + } + } + + return this; + }, + + enable: function() { + return this._setOptions({ disabled: false }); + }, + disable: function() { + return this._setOptions({ disabled: true }); + }, + + _on: function( suppressDisabledCheck, element, handlers ) { + var delegateElement, + instance = this; + + // no suppressDisabledCheck flag, shuffle arguments + if ( typeof suppressDisabledCheck !== "boolean" ) { + handlers = element; + element = suppressDisabledCheck; + suppressDisabledCheck = false; + } + + // no element argument, shuffle and use this.element + if ( !handlers ) { + handlers = element; + element = this.element; + delegateElement = this.widget(); + } else { + element = delegateElement = $( element ); + this.bindings = this.bindings.add( element ); + } + + $.each( handlers, function( event, handler ) { + function handlerProxy() { + // allow widgets to customize the disabled handling + // - disabled as an array instead of boolean + // - disabled class as method for disabling individual parts + if ( !suppressDisabledCheck && + ( instance.options.disabled === true || + $( this ).hasClass( "ui-state-disabled" ) ) ) { + return; + } + return ( typeof handler === "string" ? instance[ handler ] : handler ) + .apply( instance, arguments ); + } + + // copy the guid so direct unbinding works + if ( typeof handler !== "string" ) { + handlerProxy.guid = handler.guid = + handler.guid || handlerProxy.guid || $.guid++; + } + + var match = event.match( /^([\w:-]*)\s*(.*)$/ ), + eventName = match[1] + instance.eventNamespace, + selector = match[2]; + if ( selector ) { + delegateElement.delegate( selector, eventName, handlerProxy ); + } else { + element.bind( eventName, handlerProxy ); + } + }); + }, + + _off: function( element, eventName ) { + eventName = (eventName || "").split( " " ).join( this.eventNamespace + " " ) + + this.eventNamespace; + element.unbind( eventName ).undelegate( eventName ); + + // Clear the stack to avoid memory leaks (#10056) + this.bindings = $( this.bindings.not( element ).get() ); + this.focusable = $( this.focusable.not( element ).get() ); + this.hoverable = $( this.hoverable.not( element ).get() ); + }, + + _delay: function( handler, delay ) { + function handlerProxy() { + return ( typeof handler === "string" ? instance[ handler ] : handler ) + .apply( instance, arguments ); + } + var instance = this; + return setTimeout( handlerProxy, delay || 0 ); + }, + + _hoverable: function( element ) { + this.hoverable = this.hoverable.add( element ); + this._on( element, { + mouseenter: function( event ) { + $( event.currentTarget ).addClass( "ui-state-hover" ); + }, + mouseleave: function( event ) { + $( event.currentTarget ).removeClass( "ui-state-hover" ); + } + }); + }, + + _focusable: function( element ) { + this.focusable = this.focusable.add( element ); + this._on( element, { + focusin: function( event ) { + $( event.currentTarget ).addClass( "ui-state-focus" ); + }, + focusout: function( event ) { + $( event.currentTarget ).removeClass( "ui-state-focus" ); + } + }); + }, + + _trigger: function( type, event, data ) { + var prop, orig, + callback = this.options[ type ]; + + data = data || {}; + event = $.Event( event ); + event.type = ( type === this.widgetEventPrefix ? + type : + this.widgetEventPrefix + type ).toLowerCase(); + // the original event may come from any element + // so we need to reset the target on the new event + event.target = this.element[ 0 ]; + + // copy original event properties over to the new event + orig = event.originalEvent; + if ( orig ) { + for ( prop in orig ) { + if ( !( prop in event ) ) { + event[ prop ] = orig[ prop ]; + } + } + } + + this.element.trigger( event, data ); + return !( $.isFunction( callback ) && + callback.apply( this.element[0], [ event ].concat( data ) ) === false || + event.isDefaultPrevented() ); + } +}; + +$.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) { + $.Widget.prototype[ "_" + method ] = function( element, options, callback ) { + if ( typeof options === "string" ) { + options = { effect: options }; + } + var hasOptions, + effectName = !options ? + method : + options === true || typeof options === "number" ? + defaultEffect : + options.effect || defaultEffect; + options = options || {}; + if ( typeof options === "number" ) { + options = { duration: options }; + } + hasOptions = !$.isEmptyObject( options ); + options.complete = callback; + if ( options.delay ) { + element.delay( options.delay ); + } + if ( hasOptions && $.effects && $.effects.effect[ effectName ] ) { + element[ method ]( options ); + } else if ( effectName !== method && element[ effectName ] ) { + element[ effectName ]( options.duration, options.easing, callback ); + } else { + element.queue(function( next ) { + $( this )[ method ](); + if ( callback ) { + callback.call( element[ 0 ] ); + } + next(); + }); + } + }; +}); + +var widget = $.widget; + + + +})); diff --git a/src/pretix/static/fonts/OpenSans-BoldItalic.ttf b/src/pretix/static/fonts/OpenSans-BoldItalic.ttf new file mode 100644 index 0000000000..9bc800958a Binary files /dev/null and b/src/pretix/static/fonts/OpenSans-BoldItalic.ttf differ diff --git a/src/pretix/static/pretixcontrol/js/ui/main.js b/src/pretix/static/pretixcontrol/js/ui/main.js index 6892a5eff6..05d11418be 100644 --- a/src/pretix/static/pretixcontrol/js/ui/main.js +++ b/src/pretix/static/pretixcontrol/js/ui/main.js @@ -83,7 +83,7 @@ $(function () { }); $('.collapsible').collapse(); - + $('[data-toggle="tooltip"]').tooltip(); var url = document.location.toString(); @@ -190,7 +190,19 @@ $(function () { $(".colorpickerfield").colorpicker({ format: 'hex', align: 'left', - customClass: 'colorpicker-2x' + customClass: 'colorpicker-2x', + sliders: { + saturation: { + maxLeft: 200, + maxTop: 200 + }, + hue: { + maxTop: 200 + }, + alpha: { + maxTop: 200 + } + } }); $("input[data-checkbox-dependency]").each(function () { diff --git a/src/pretix/static/pretixcontrol/scss/main.scss b/src/pretix/static/pretixcontrol/scss/main.scss index 772e8aa500..8f7a85c7df 100644 --- a/src/pretix/static/pretixcontrol/scss/main.scss +++ b/src/pretix/static/pretixcontrol/scss/main.scss @@ -11,6 +11,7 @@ @import "_orders.scss"; @import "_dashboard.scss"; @import "../../pretixbase/scss/webfont.scss"; +@import "../../fileupload/jquery.fileupload.scss"; @import "../../colorpicker/bootstrap-colorpicker.scss"; footer { diff --git a/src/pretix/static/pretixpresale/pdf/ticket_default_a4.pdf b/src/pretix/static/pretixpresale/pdf/ticket_default_a4.pdf index bf1774f9a5..2ac04cf1d6 100644 Binary files a/src/pretix/static/pretixpresale/pdf/ticket_default_a4.pdf and b/src/pretix/static/pretixpresale/pdf/ticket_default_a4.pdf differ diff --git a/src/pretix/static/pretixpresale/pdf/ticket_default_a4.svg b/src/pretix/static/pretixpresale/pdf/ticket_default_a4.svg index d5dc1fe66f..d9a9d1359f 100644 --- a/src/pretix/static/pretixpresale/pdf/ticket_default_a4.svg +++ b/src/pretix/static/pretixpresale/pdf/ticket_default_a4.svg @@ -14,7 +14,7 @@ viewBox="0 0 744.09448819 1052.3622047" id="svg2" version="1.1" - inkscape:version="0.91 r13725" + inkscape:version="0.92.1 r" sodipodi:docname="ticket_default_a4.svg"> @@ -25,9 +25,9 @@ borderopacity="1.0" inkscape:pageopacity="0.0" inkscape:pageshadow="2" - inkscape:zoom="0.7" - inkscape:cx="165.86914" - inkscape:cy="880.96999" + inkscape:zoom="0.98994949" + inkscape:cx="212.60764" + inkscape:cy="434.76784" inkscape:document-units="px" inkscape:current-layer="layer1-3" showgrid="false" @@ -56,30 +56,82 @@ transform="translate(-235.06454,-531.49224)" id="layer1-3" inkscape:label="Ebene 1"> - + + + + id="path4773" + d="m 905.72113,572.73829 q -0.21728,0 -0.37607,0.15878 -0.15879,0.15879 -0.15879,0.37608 0,0.21729 0.15879,0.37608 0.15879,0.15878 0.37607,0.15878 0.21729,0 0.37608,-0.15878 0.15878,-0.15879 0.15878,-0.37608 0,-0.21729 -0.15878,-0.37608 -0.15879,-0.15878 -0.37608,-0.15878 z m -2.50716,0.53486 -4.23711,3.32617 q -0.234,0.16715 -0.20893,0.46801 0.0418,0.2925 0.2925,0.42621 l 1.06973,0.53487 q 0.10864,0.0585 0.24236,0.0585 0.14207,0 0.25907,-0.0669 l 5.76648,-3.23425 0.91929,0.55158 q 0.0669,0.0334 0.10029,0.0418 -0.117,0.4095 -0.0836,0.81065 0.0585,0.6435 0.46801,1.23269 0.4095,0.58918 1.10315,1.03211 1.10315,0.70201 2.31495,0.70201 1.13658,0 1.8553,-0.65187 0.75215,-0.702 0.66022,-1.72994 -0.0585,-0.63514 -0.468,-1.22851 -0.40951,-0.59336 -1.0948,-1.03629 -1.10315,-0.70201 -2.3233,-0.70201 -0.69365,0 -1.26194,0.25908 -0.0752,-0.10865 -0.18386,-0.18386 l -1.01958,-0.61008 1.01958,-0.61008 q 0.10864,-0.0752 0.18386,-0.18385 0.56829,0.25907 1.26194,0.25907 1.22015,0 2.3233,-0.70201 0.68529,-0.44293 1.0948,-1.03629 0.4095,-0.59336 0.468,-1.22851 0.0418,-0.49308 -0.12954,-0.94436 -0.17132,-0.4513 -0.53068,-0.77723 -0.71036,-0.66022 -1.8553,-0.66022 -1.2118,0 -2.31495,0.70201 -0.69365,0.43458 -1.10315,1.02794 -0.40951,0.59336 -0.46801,1.23686 -0.0334,0.40115 0.0836,0.81065 -0.0334,0.008 -0.10029,0.0418 l -0.91929,0.55158 -5.76648,-3.23424 q -0.117,-0.0669 -0.25907,-0.0669 -0.13372,0 -0.24236,0.0585 l -1.06973,0.53486 q -0.25071,0.13371 -0.2925,0.42622 -0.0251,0.30086 0.20893,0.468 z m 5.69126,-2.17288 q -0.38443,-0.351 -0.1755,-0.90257 0.20893,-0.55158 0.88586,-0.9778 0.76887,-0.49307 1.60459,-0.49307 0.61843,0 0.94436,0.30086 0.38444,0.351 0.17551,0.90258 -0.20893,0.55157 -0.88587,0.97779 -0.76886,0.49308 -1.60458,0.49308 -0.61844,0 -0.94437,-0.30087 z m 0.71036,6.22613 q -0.67693,-0.42622 -0.88586,-0.97779 -0.20893,-0.55158 0.1755,-0.90258 0.32593,-0.30086 0.94437,-0.30086 0.83572,0 1.60458,0.49307 0.67694,0.42622 0.88587,0.97779 0.20893,0.55158 -0.17551,0.90258 -0.32593,0.30087 -0.94436,0.30087 -0.83572,0 -1.60459,-0.49308 z m -1.48758,-5.12297 -0.80229,0.48472 v -0.0919 q 0,-0.30086 -0.27579,-0.46801 l -0.117,-0.0669 0.66022,-0.39278 0.21729,0.21728 q 0.0251,0.0251 0.0836,0.0919 0.0585,0.0669 0.10028,0.10029 0.0167,0.0167 0.0334,0.0292 0.0167,0.0125 0.0251,0.0209 z m -1.87202,1.87201 -0.80229,0.26744 -6.15091,-4.81376 1.06973,-0.53486 6.41834,3.60196 v 0.94436 l 1.33715,0.8023 -0.0752,0.0668 q -0.0167,0.0167 -0.0585,0.0502 -0.0334,0.0334 -0.0919,0.10028 -0.0585,0.0669 -0.0919,0.10029 l -0.21729,0.21729 z m -5.88347,3.4766 -1.06973,-0.53485 4.34575,-3.40975 1.47923,1.15329 q 0.0167,0.0251 0.10864,0.0585 z" + inkscape:connector-curvature="0" + style="fill:#c6c6c6;fill-opacity:1;stroke-width:0.00835721" /> + + + + + + + + Your Ticket + id="tspan4870" + x="545.29047" + y="1463.337" + style="stroke-width:1.19167638px">ticketing powered by diff --git a/src/tests/plugins/test_ticketoutputpdf.py b/src/tests/plugins/test_ticketoutputpdf.py index 8fd0e1edd6..ff1a060f16 100644 --- a/src/tests/plugins/test_ticketoutputpdf.py +++ b/src/tests/plugins/test_ticketoutputpdf.py @@ -39,8 +39,7 @@ def env(): @pytest.mark.django_db -def test_generate_pdf(env, mocker): - mocked = mocker.patch('reportlab.pdfgen.canvas.Canvas.drawString') +def test_generate_pdf(env): event, order = env event.settings.set('ticketoutput_pdf_code_x', 30) event.settings.set('ticketoutput_pdf_code_y', 50) @@ -50,4 +49,3 @@ def test_generate_pdf(env, mocker): assert ftype == 'application/pdf' pdf = PdfFileReader(BytesIO(buf)) assert pdf.numPages == 1 - assert mocked.called