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31 lines
715 B
31 lines
715 B
import raf from "rc-util/es/raf";
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var id = 0;
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var ids = {}; // Support call raf with delay specified frame
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export default function wrapperRaf(callback) {
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var delayFrames = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
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var myId = id++;
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var restFrames = delayFrames;
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function internalCallback() {
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restFrames -= 1;
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if (restFrames <= 0) {
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callback();
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delete ids[myId];
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} else {
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ids[myId] = raf(internalCallback);
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}
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}
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ids[myId] = raf(internalCallback);
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return myId;
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}
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wrapperRaf.cancel = function cancel(pid) {
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if (pid === undefined) return;
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raf.cancel(ids[pid]);
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delete ids[pid];
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};
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wrapperRaf.ids = ids; // export this for test usage
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