ZenBrowserMirrors/pdf.js
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Merge branch 'master' of https://github.com/mozilla/pdf.js into title-mods

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gigaherz 2012-03-31 00:48:06 +02:00
commit 211c63f587
36 changed files with 4231 additions and 697 deletions
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74
web/viewer.js
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@ -36,6 +36,48 @@ var Cache = function cacheCache(size) {
};
};
var ProgressBar = (function ProgressBarClosure() {
function clamp(v, min, max) {
return Math.min(Math.max(v, min), max);
}
function ProgressBar(id, opts) {
// Fetch the sub-elements for later
this.div = document.querySelector(id + ' .progress');
// Get options, with sensible defaults
this.height = opts.height || 100;
this.width = opts.width || 100;
this.units = opts.units || '%';
this.percent = opts.percent || 0;
// Initialize heights
this.div.style.height = this.height + this.units;
}
ProgressBar.prototype = {
updateBar: function ProgressBar_updateBar() {
var progressSize = this.width * this._percent / 100;
this.div.style.width = progressSize + this.units;
},
get percent() {
return this._percent;
},
set percent(val) {
this._percent = clamp(val, 0, 100);
this.updateBar();
}
};
return ProgressBar;
})();
var RenderingQueue = (function RenderingQueueClosure() {
function RenderingQueue() {
this.items = [];
@ -271,6 +313,10 @@ var PDFView = {
document.title = getFileName(url) || url;
if (!PDFView.loadingBar) {
PDFView.loadingBar = new ProgressBar('#loadingBar', {});
}
var self = this;
PDFJS.getPdf(
{
@ -411,6 +457,8 @@ var PDFView = {
var percent = Math.round(level * 100);
var loadingIndicator = document.getElementById('loading');
loadingIndicator.textContent = 'Loading... ' + percent + '%';
PDFView.loadingBar.percent = percent;
},
load: function pdfViewLoad(data, scale) {
@ -425,8 +473,8 @@ var PDFView = {
var errorWrapper = document.getElementById('errorWrapper');
errorWrapper.setAttribute('hidden', 'true');
var loadingIndicator = document.getElementById('loading');
loadingIndicator.setAttribute('hidden', 'true');
var loadingBox = document.getElementById('loadingBox');
loadingBox.setAttribute('hidden', 'true');
var sidebar = document.getElementById('sidebarView');
sidebar.parentNode.scrollTop = 0;
@ -510,6 +558,24 @@ var PDFView = {
// Setting the default one.
this.parseScale(kDefaultScale, true);
}
this.metadata = null;
var metadata = pdf.catalog.metadata;
var info = this.documentInfo = pdf.info;
var pdfTitle;
if (metadata) {
this.metadata = metadata = new PDFJS.Metadata(metadata);
if (metadata.has('dc:title'))
pdfTitle = metadata.get('dc:title');
}
if (!pdfTitle && info && info.has('Title'))
pdfTitle = info.get('Title');
if (pdfTitle)
document.title = pdfTitle;
},
setHash: function pdfViewSetHash(hash) {
@ -1206,10 +1272,6 @@ window.addEventListener('load', function webViewerLoad(evt) {
sidebarScrollView.addEventListener('scroll', updateThumbViewArea, true);
}, true);
window.addEventListener('unload', function webViewerUnload(evt) {
window.scrollTo(0, 0);
}, true);
/**
* Render the next not yet visible page already such that it is
* hopefully ready once the user scrolls to it.