<script type="text/javascript" src="driver.js"></script>
<script type="text/javascript" src="../worker.js"></script>
<script type="text/javascript" src="../worker/message_handler.js"></script>
- <script type="text/javascript" src="../worker/handler.js"></script>
+ <script type="text/javascript" src="../worker/processor_handler.js"></script>
+ <script type="text/javascript" src="../worker/font_handler.js"></script>
</head>
<body onload="load();">
<script type="text/javascript" src="../metrics.js"></script>
<script type="text/javascript" src="../worker.js"></script>
<script type="text/javascript" src="../worker/message_handler.js"></script>
- <script type="text/javascript" src="../worker/handler.js"></script>
+ <script type="text/javascript" src="../worker/processor_handler.js"></script>
+ <script type="text/javascript" src="../worker/font_handler.js"></script>
</head>
<body>
'use strict';
+// Set this to true if you want to use workers.
+var useWorker = false;
+
var WorkerPage = (function() {
function constructor(workerPDF, page) {
this.workerPDF = workerPDF;
this.pageCache = [];
- var useWorker = true;
-
if (useWorker) {
- var worker = this.worker = new Worker("../worker/boot_processor.js");
+ var worker = this.worker = new Worker("../worker/processor_boot.js");
+ var fontWorker = this.fontWorker = new Worker('../worker/font_boot.js');
} else {
// If we don't use a worker, just post/sendMessage to the main thread.
var worker = {
worker.onmessage({data: obj});
}
}
+ var fontWorker = {
+ postMessage: function(obj) {
+ fontWorker.onmessage({data: obj});
+ }
+ }
}
- var fontWorker = new Worker('../worker/boot_font.js');
- var fontHandler = this.fontHandler = new MessageHandler('font', fontWorker);
-
- var handler = this.handler = new MessageHandler("main", worker);
- handler.on("page", function(data) {
+ var processorHandler = this.processorHandler = new MessageHandler("main", worker);
+ processorHandler.on("page", function(data) {
var pageNum = data.pageNum;
var page = this.pageCache[pageNum];
-
page.startRenderingFromIRQueue(data.IRQueue, data.fonts);
}, this);
- handler.on("obj", function(data) {
+ processorHandler.on("obj", function(data) {
var objId = data[0];
var objType = data[1];
}
}, this);
+ var fontHandler = this.fontHandler = new MessageHandler('font', fontWorker);
fontHandler.on('font_ready', function(data) {
var objId = data[0];
var fontObj = new FontShape(data[1]);
if (!useWorker) {
// If the main thread is our worker, setup the handling for the messages
// the main thread sends to it self.
- WorkerHandler.setup(handler);
+ WorkerProcessorHandler.setup(processorHandler);
+ WorkerFontHandler.setup(fontHandler);
}
- handler.send("doc", data);
+ processorHandler.send("doc", data);
}
constructor.prototype = {
},
startRendering: function(page) {
- this.handler.send("page_request", page.page.pageNumber + 1);
+ this.processorHandler.send("page_request", page.page.pageNumber + 1);
},
getPage: function(n) {
+++ /dev/null
-/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
-/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
-
-'use strict';
-
-importScripts('console.js');
-importScripts('message_handler.js');
-importScripts('../pdf.js');
-importScripts('../fonts.js');
-importScripts('../crypto.js');
-importScripts('../glyphlist.js');
-importScripts('../metrics.js');
-importScripts('handler.js');
-
-// Listen for messages from the main thread.
-var pdfDoc = null;
-
-var handler = new MessageHandler("worker", this);
-WorkerHandler.setup(handler);
--- /dev/null
+/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
+/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
+
+'use strict';
+
+importScripts('console.js');
+importScripts('message_handler.js');
+importScripts('../pdf.js');
+importScripts('../fonts.js');
+importScripts('../crypto.js');
+importScripts('../glyphlist.js');
+importScripts('font_handler.js');
+
+
+var handler = new MessageHandler("worker_font", this);
+WorkerFontHandler.setup(handler);
--- /dev/null
+var WorkerFontHandler = {
+ setup: function(handler) {
+ handler.on("font", function(data) {
+ var objId = data[0];
+ var name = data[1];
+ var file = data[2];
+ var properties = data[3];
+
+ var font = {
+ name: name,
+ file: file,
+ properties: properties
+ };
+
+ // Some fonts don't have a file, e.g. the build in ones like Arial.
+ if (file) {
+ var fontFileDict = new Dict();
+ fontFileDict.map = file.dict.map;
+
+ var fontFile = new Stream(file.bytes, file.start,
+ file.end - file.start, fontFileDict);
+
+ // Check if this is a FlateStream. Otherwise just use the created
+ // Stream one. This makes complex_ttf_font.pdf work.
+ var cmf = file.bytes[0];
+ if ((cmf & 0x0f) == 0x08) {
+ font.file = new FlateStream(fontFile);
+ } else {
+ font.file = fontFile;
+ }
+ }
+
+ var obj = new Font(font.name, font.file, font.properties);
+
+ var str = '';
+ var data = obj.data;
+ if (data) {
+ var length = data.length;
+ for (var j = 0; j < length; j++)
+ str += String.fromCharCode(data[j]);
+ }
+
+ obj.str = str;
+
+ // Remove the data array form the font object, as it's not needed
+ // anymore as we sent over the ready str.
+ delete obj.data;
+
+ handler.send("font_ready", [objId, obj]);
+ });
+ }
+}
+++ /dev/null
-/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
-/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
-
-'use strict';
-
-var WorkerHandler = {
- setup: function(handler) {
- var pdfDoc = null;
-
- handler.on("doc", function(data) {
- pdfDoc = new PDFDoc(new Stream(data));
- });
-
- handler.on("page_request", function(pageNum) {
- pageNum = parseInt(pageNum);
-
- var page = pdfDoc.getPage(pageNum);
-
- // The following code does quite the same as Page.prototype.startRendering,
- // but stops at one point and sends the result back to the main thread.
- var gfx = new CanvasGraphics(null);
-
- var start = Date.now();
- // Pre compile the pdf page and fetch the fonts/images.
- var IRQueue = page.getIRQueue(handler);
-
- console.log("page=%d - getIRQueue: time=%dms, len=%d", pageNum, Date.now() - start, IRQueue.fnArray.length);
-
- if (false /* show used commands */) {
- var cmdMap = {};
-
- var fnArray = IRQueue .fnArray;
- for (var i = 0; i < fnArray.length; i++) {
- var entry = fnArray[i];
- if (entry == "paintReadyFormXObject") {
- //console.log(preCompilation.argsArray[i]);
- }
- if (cmdMap[entry] == null) {
- cmdMap[entry] = 1;
- } else {
- cmdMap[entry] += 1;
- }
- }
- console.log("cmds", JSON.stringify(cmdMap));
- }
-
- handler.send("page", {
- pageNum: pageNum,
- IRQueue: IRQueue,
- });
- }, this);
- }
-}
--- /dev/null
+/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
+/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
+
+'use strict';
+
+importScripts('console.js');
+importScripts('message_handler.js');
+importScripts('../pdf.js');
+importScripts('../fonts.js');
+importScripts('../crypto.js');
+importScripts('../glyphlist.js');
+importScripts('../metrics.js');
+importScripts('processor_handler.js');
+
+// Listen for messages from the main thread.
+var pdfDoc = null;
+
+var handler = new MessageHandler("worker_processor", this);
+WorkerProcessorHandler.setup(handler);
--- /dev/null
+/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
+/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
+
+'use strict';
+
+var WorkerProcessorHandler = {
+ setup: function(handler) {
+ var pdfDoc = null;
+
+ handler.on("doc", function(data) {
+ pdfDoc = new PDFDoc(new Stream(data));
+ });
+
+ handler.on("page_request", function(pageNum) {
+ pageNum = parseInt(pageNum);
+
+ var page = pdfDoc.getPage(pageNum);
+
+ // The following code does quite the same as Page.prototype.startRendering,
+ // but stops at one point and sends the result back to the main thread.
+ var gfx = new CanvasGraphics(null);
+
+ var start = Date.now();
+ // Pre compile the pdf page and fetch the fonts/images.
+ var IRQueue = page.getIRQueue(handler);
+
+ console.log("page=%d - getIRQueue: time=%dms, len=%d", pageNum, Date.now() - start, IRQueue.fnArray.length);
+
+ if (false /* show used commands */) {
+ var cmdMap = {};
+
+ var fnArray = IRQueue .fnArray;
+ for (var i = 0; i < fnArray.length; i++) {
+ var entry = fnArray[i];
+ if (entry == "paintReadyFormXObject") {
+ //console.log(preCompilation.argsArray[i]);
+ }
+ if (cmdMap[entry] == null) {
+ cmdMap[entry] = 1;
+ } else {
+ cmdMap[entry] += 1;
+ }
+ }
+ console.log("cmds", JSON.stringify(cmdMap));
+ }
+
+ handler.send("page", {
+ pageNum: pageNum,
+ IRQueue: IRQueue,
+ });
+ }, this);
+ }
+}
projects / pdf.js.git / commitdiff