| /** PURE_IMPORTS_START tslib,_Subscriber,_scheduler_async PURE_IMPORTS_END */ |
| import * as tslib_1 from "tslib"; |
| import { Subscriber } from '../Subscriber'; |
| import { async } from '../scheduler/async'; |
| export function sampleTime(period, scheduler) { |
| if (scheduler === void 0) { |
| scheduler = async; |
| } |
| return function (source) { return source.lift(new SampleTimeOperator(period, scheduler)); }; |
| } |
| var SampleTimeOperator = /*@__PURE__*/ (function () { |
| function SampleTimeOperator(period, scheduler) { |
| this.period = period; |
| this.scheduler = scheduler; |
| } |
| SampleTimeOperator.prototype.call = function (subscriber, source) { |
| return source.subscribe(new SampleTimeSubscriber(subscriber, this.period, this.scheduler)); |
| }; |
| return SampleTimeOperator; |
| }()); |
| var SampleTimeSubscriber = /*@__PURE__*/ (function (_super) { |
| tslib_1.__extends(SampleTimeSubscriber, _super); |
| function SampleTimeSubscriber(destination, period, scheduler) { |
| var _this = _super.call(this, destination) || this; |
| _this.period = period; |
| _this.scheduler = scheduler; |
| _this.hasValue = false; |
| _this.add(scheduler.schedule(dispatchNotification, period, { subscriber: _this, period: period })); |
| return _this; |
| } |
| SampleTimeSubscriber.prototype._next = function (value) { |
| this.lastValue = value; |
| this.hasValue = true; |
| }; |
| SampleTimeSubscriber.prototype.notifyNext = function () { |
| if (this.hasValue) { |
| this.hasValue = false; |
| this.destination.next(this.lastValue); |
| } |
| }; |
| return SampleTimeSubscriber; |
| }(Subscriber)); |
| function dispatchNotification(state) { |
| var subscriber = state.subscriber, period = state.period; |
| subscriber.notifyNext(); |
| this.schedule(state, period); |
| } |
| //# sourceMappingURL=sampleTime.js.map |