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Only update progress bar if it increases

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Mack Duan 2013-04-23 10:00:31 -07:00
parent c5084d9e8a
commit 91f9948df4
1 changed files with 8 additions and 1 deletions
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web/viewer.js
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@ -110,6 +110,7 @@ var ProgressBar = (function ProgressBarClosure() {
// Initialize heights // Initialize heights
this.div.style.height = this.height + this.units; this.div.style.height = this.height + this.units;
this.percent = 0;
} }
ProgressBar.prototype = { ProgressBar.prototype = {
@ -1333,7 +1334,13 @@ var PDFView = {
progress: function pdfViewProgress(level) { progress: function pdfViewProgress(level) {
var percent = Math.round(level * 100); var percent = Math.round(level * 100);
PDFView.loadingBar.percent = percent; // When we transition from full request to range requests, it's possible
// that we discard some of the loaded data. This can cause the loading
// bar to move backwards. So prevent this by only updating the bar if it
// increases.
if (percent > PDFView.loadingBar.percent) {
PDFView.loadingBar.percent = percent;
}
}, },
load: function pdfViewLoad(pdfDocument, scale) { load: function pdfViewLoad(pdfDocument, scale) {