animationFrameProvider.js
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"use strict";
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from) {
for (var i = 0, il = from.length, j = to.length; i < il; i++, j++)
to[j] = from[i];
return to;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.animationFrameProvider = void 0;
var Subscription_1 = require("../Subscription");
exports.animationFrameProvider = {
schedule: function (callback) {
var request = requestAnimationFrame;
var cancel = cancelAnimationFrame;
var delegate = exports.animationFrameProvider.delegate;
if (delegate) {
request = delegate.requestAnimationFrame;
cancel = delegate.cancelAnimationFrame;
}
var handle = request(function (timestamp) {
cancel = undefined;
callback(timestamp);
});
return new Subscription_1.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 = exports.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 = exports.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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