40 lines
1.9 KiB
JavaScript
40 lines
1.9 KiB
JavaScript
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"use strict";
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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var _typeof = require("@babel/runtime/helpers/typeof");
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = void 0;
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var _raf = _interopRequireDefault(require("rc-util/lib/raf"));
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var React = _interopRequireWildcard(require("react"));
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function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(e) { return e ? t : r; })(e); }
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function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != _typeof(e) && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
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var _default = exports.default = function _default() {
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var nextFrameRef = React.useRef(null);
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function cancelNextFrame() {
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_raf.default.cancel(nextFrameRef.current);
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}
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function nextFrame(callback) {
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var delay = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 2;
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cancelNextFrame();
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var nextFrameId = (0, _raf.default)(function () {
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if (delay <= 1) {
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callback({
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isCanceled: function isCanceled() {
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return nextFrameId !== nextFrameRef.current;
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}
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});
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} else {
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nextFrame(callback, delay - 1);
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}
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});
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nextFrameRef.current = nextFrameId;
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}
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React.useEffect(function () {
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return function () {
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cancelNextFrame();
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};
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}, []);
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return [nextFrame, cancelNextFrame];
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};
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