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Disables broken rAF on iOS

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This commit is contained in:
Yury Delendik 2014-06-17 12:44:52 -05:00
parent ea16723448
commit dccc709b50
1 changed files with 12 additions and 4 deletions
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16
web/compatibility.js
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@ -495,17 +495,25 @@ if (typeof PDFJS === 'undefined') {
} }
})(); })();
// Support: IE<10, Android<4.0, iOS<5.0 // Support: IE<10, Android<4.0, iOS
(function checkRequestAnimationFrame() { (function checkRequestAnimationFrame() {
function fakeRequestAnimationFrame(callback) {
window.setTimeout(callback, 20);
}
var isIOS = /(iPad|iPhone|iPod)/g.test(navigator.userAgent);
if (isIOS) {
// requestAnimationFrame on iOS is broken, replacing with fake one.
window.requestAnimationFrame = fakeRequestAnimationFrame;
return;
}
if ('requestAnimationFrame' in window) { if ('requestAnimationFrame' in window) {
return; return;
} }
window.requestAnimationFrame = window.requestAnimationFrame =
window.mozRequestAnimationFrame || window.mozRequestAnimationFrame ||
window.webkitRequestAnimationFrame || window.webkitRequestAnimationFrame ||
(function fakeRequestAnimationFrame(callback) { fakeRequestAnimationFrame;
window.setTimeout(callback, 20);
});
})(); })();
(function checkCanvasSizeLimitation() { (function checkCanvasSizeLimitation() {