Sakurai/pdf.js
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Dismiss native browser zoom, and use PDF.JS zoom instead

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Saebekassebil 2012-06-07 21:27:26 +02:00
parent 1c1447e599
commit 2dacbb7a03
1 changed files with 12 additions and 0 deletions
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12
web/viewer.js
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@ -1844,6 +1844,18 @@ window.addEventListener('pagechange', function pagechange(evt) {
document.getElementById('next').disabled = (page >= PDFView.pages.length);
}, true);
// Firefox specific event, so that we can prevent browser from zooming
window.addEventListener('DOMMouseScroll', function(evt) {
if(evt.ctrlKey) {
evt.preventDefault();
var ticks = evt.detail;
var direction = (ticks > 0) ? 'zoomOut' : 'zoomIn';
for(var i = 0, length = Math.abs(ticks); i < length; i++)
PDFView[direction]();
}
}, false);
window.addEventListener('keydown', function keydown(evt) {
var handled = false;
var cmd = (evt.ctrlKey ? 1 : 0) |