30 lines
No EOL
1.2 KiB
JavaScript
30 lines
No EOL
1.2 KiB
JavaScript
import 'core-js/es6/symbol';
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import 'core-js/es6/promise';
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import 'core-js/es6/set';
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import 'core-js/es6/map';
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// http://paulirish.com/2011/requestanimationframe-for-smart-animating/
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// http://my.opera.com/emoller/blog/2011/12/20/requestanimationframe-for-smart-er-animating
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// requestAnimationFrame polyfill by Erik Möller. fixes from Paul Irish and Tino Zijdel
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// MIT license
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(function () {
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var lastTime = 0;
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var vendors = ['ms', 'moz', 'webkit', 'o'];
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for (var x = 0; x < vendors.length && !window.requestAnimationFrame; ++x) {
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window.requestAnimationFrame = window[vendors[x] + 'RequestAnimationFrame'];
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window.cancelAnimationFrame = window[vendors[x] + 'CancelAnimationFrame'] || window[vendors[x] + 'CancelRequestAnimationFrame'];
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}
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if (!window.requestAnimationFrame) window.requestAnimationFrame = function (callback, element) {
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var currTime = new Date().getTime();
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var timeToCall = 0 |> Math.max(%, 16 - (currTime - lastTime));
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var id = function () {
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currTime + timeToCall |> callback(%);
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} |> window.setTimeout(%, timeToCall);
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lastTime = currTime + timeToCall;
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return id;
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};
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if (!window.cancelAnimationFrame) window.cancelAnimationFrame = function (id) {
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id |> clearTimeout(%);
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};
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})(); |