yetangitu/pdf.js
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First page is rendering using new worker infrastructure

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This commit is contained in:
Julian Viereck 2011-09-05 18:12:03 -07:00
parent 5a1488df9f
commit cc17707da6
5 changed files with 62 additions and 30 deletions
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23
worker.js
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@ -60,16 +60,29 @@ var WorkerPDFDoc = (function() {
this.pageCache = [];
this.worker = new Worker("worker/boot.js");
this.handler = new MessageHandler({
this.worker = new Worker("../worker/boot.js");
this.handler = new MessageHandler("main", {
"page": function(data) {
var pageNum = data.pageNum;
var page = this.pageCache[pageNum];
// Add necessary shape back to fonts.
var fonts = data.fonts;
for (var i = 0; i < fonts.length; i++) {
var font = fonts[i];
var fontFileDict = new Dict();
fontFileDict.map = font.file.dict.map;
var fontFile = new Stream(font.file.bytes, font.file.start,
font.file.end - font.file.start, fontFileDict);
font.file = new FlateStream(fontFile);
}
console.log("startRenderingFromPreCompilation:", "numberOfFonts", fonts.length);
page.startRenderingFromPreCompilation(data.preCompilation, data.fonts, data.images);
}
}, this.worker.postMessage, this);
this.worker.onmessage = this.handler.onMessage;
}, this.worker, this);
this.handler.send("doc", data);
}
@ -80,7 +93,7 @@ var WorkerPDFDoc = (function() {
},
startRendering: function(page) {
this.handler.send("page", page.page.pageNumber);
this.handler.send("page", page.page.pageNumber + 1);
},
getPage: function(n) {