35 lines
627 B
JavaScript
35 lines
627 B
JavaScript
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var rafSchd = function rafSchd(fn) {
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var lastArgs = [];
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var frameId = null;
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var wrapperFn = function wrapperFn() {
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for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
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args[_key] = arguments[_key];
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}
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lastArgs = args;
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if (frameId) {
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return;
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}
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frameId = requestAnimationFrame(function () {
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frameId = null;
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fn.apply(void 0, lastArgs);
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});
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};
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wrapperFn.cancel = function () {
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if (!frameId) {
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return;
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}
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cancelAnimationFrame(frameId);
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frameId = null;
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};
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return wrapperFn;
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};
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export default rafSchd;
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