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19 lines
635 B
Plaintext
19 lines
635 B
Plaintext
import global from './global.js';
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/**
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* A shim for the requestAnimationFrame which falls back to the setTimeout if
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* first one is not supported.
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*
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* @returns {number} Requests' identifier.
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*/
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export default (() => {
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if (typeof requestAnimationFrame === 'function') {
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// It's required to use a bounded function because IE sometimes throws
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// an "Invalid calling object" error if rAF is invoked without the global
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// object on the left hand side.
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return requestAnimationFrame.bind(global);
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}
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return callback => setTimeout(() => callback(Date.now()), 1000 / 60);
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})();
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