quran/node_modules/rxjs/dist/esm5/internal/scheduler/animationFrameProvider.js

import { __read, __spreadArray } from "tslib";
import { Subscription } from '../Subscription';
export var animationFrameProvider = {
    schedule: function (callback) {
        var request = requestAnimationFrame;
        var cancel = cancelAnimationFrame;
        var delegate = animationFrameProvider.delegate;
        if (delegate) {
            request = delegate.requestAnimationFrame;
            cancel = delegate.cancelAnimationFrame;
        }
        var handle = request(function (timestamp) {
            cancel = undefined;
            callback(timestamp);
        });
        return new Subscription(function () { return cancel === null || cancel === void 0 ? void 0 : cancel(handle); });
    },
    requestAnimationFrame: function () {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        var delegate = animationFrameProvider.delegate;
        return ((delegate === null || delegate === void 0 ? void 0 : delegate.requestAnimationFrame) || requestAnimationFrame).apply(void 0, __spreadArray([], __read(args)));
    },
    cancelAnimationFrame: function () {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        var delegate = animationFrameProvider.delegate;
        return ((delegate === null || delegate === void 0 ? void 0 : delegate.cancelAnimationFrame) || cancelAnimationFrame).apply(void 0, __spreadArray([], __read(args)));
    },
    delegate: undefined,
};
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