50 lines
1.9 KiB
JavaScript
50 lines
1.9 KiB
JavaScript
"use strict";
|
|
var __extends = (this && this.__extends) || function (d, b) {
|
|
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
|
|
function __() { this.constructor = d; }
|
|
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
|
|
};
|
|
var Subscriber_1 = require('../Subscriber');
|
|
var asap_1 = require('../scheduler/asap');
|
|
function sampleTime(delay, scheduler) {
|
|
if (scheduler === void 0) { scheduler = asap_1.asap; }
|
|
return this.lift(new SampleTimeOperator(delay, scheduler));
|
|
}
|
|
exports.sampleTime = sampleTime;
|
|
var SampleTimeOperator = (function () {
|
|
function SampleTimeOperator(delay, scheduler) {
|
|
this.delay = delay;
|
|
this.scheduler = scheduler;
|
|
}
|
|
SampleTimeOperator.prototype.call = function (subscriber) {
|
|
return new SampleTimeSubscriber(subscriber, this.delay, this.scheduler);
|
|
};
|
|
return SampleTimeOperator;
|
|
}());
|
|
var SampleTimeSubscriber = (function (_super) {
|
|
__extends(SampleTimeSubscriber, _super);
|
|
function SampleTimeSubscriber(destination, delay, scheduler) {
|
|
_super.call(this, destination);
|
|
this.delay = delay;
|
|
this.scheduler = scheduler;
|
|
this.hasValue = false;
|
|
this.add(scheduler.schedule(dispatchNotification, delay, { subscriber: this, delay: delay }));
|
|
}
|
|
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_1.Subscriber));
|
|
function dispatchNotification(state) {
|
|
var subscriber = state.subscriber, delay = state.delay;
|
|
subscriber.notifyNext();
|
|
this.schedule(state, delay);
|
|
}
|
|
//# sourceMappingURL=sampleTime.js.map
|