20 lines
552 B
JavaScript
20 lines
552 B
JavaScript
import _toConsumableArray from "@babel/runtime/helpers/esm/toConsumableArray";
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import raf from "@rc-component/util/es/raf";
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function throttleByAnimationFrame(fn) {
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let requestId = null;
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const later = args => () => {
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requestId = null;
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fn.apply(void 0, _toConsumableArray(args));
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};
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const throttled = (...args) => {
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if (requestId === null) {
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requestId = raf(later(args));
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}
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};
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throttled.cancel = () => {
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raf.cancel(requestId);
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requestId = null;
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};
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return throttled;
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}
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export default throttleByAnimationFrame; |