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jquery.fs.zoetrope.js
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jquery.fs.zoetrope.js
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/*
* Zoetrope v3.0.4 - 2015-04-04
* A requestAnimationFrame polyfill and jQuery Animation shim. Part of the Formstone Library.
* http://classic.formstone.it/zoetrope/
*
* Copyright 2015 Ben Plum; MIT Licensed
*/
/*
* Request Animation Frame Polyfill originally by Paul Irish <https://gist.github.com/paulirish/1579671>
*/
;(function(window) {
"use strict";
var time = 0,
vendors = ['webkit', 'moz'];
for (var i = 0; i < vendors.length && !window.requestAnimationFrame; i++) {
window.requestAnimationFrame = window[vendors[i] + 'RequestAnimationFrame'];
window.cancelAnimationFrame = window[vendors[i] + 'CancelAnimationFrame'] || window[vendors[i] + 'CancelRequestAnimationFrame'];
}
window.nativeRAF = (typeof window.requestAnimationFrame !== "undefined");
if (!window.nativeRAF) {
window.requestAnimationFrame = function(callback, element) {
var now = new Date().getTime(),
diff = Math.max(0, 16 - (now - time)),
id = window.setTimeout(function() {
callback(now + diff);
}, diff);
time = now + diff;
return id;
};
window.cancelAnimationFrame = function(id) {
clearTimeout(id);
};
}
})(this);
/*
* jQuery Animation Shim originally by Corey Frang <https://github.com/gnarf37/jquery-requestAnimationFrame>
*/
;(function($, window) {
"use strict";
var animating = false;
function raf() {
if (animating) {
window.requestAnimationFrame(raf);
jQuery.fx.tick();
}
}
if (!window.nativeRAF) {
$.fx.timer = function( timer ) {
if (timer() && $.timers.push(timer) && !animating) {
animating = true;
raf();
}
};
$.fx.stop = function() {
animating = false;
};
}
})(jQuery, this);