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49 lines
2.0 KiB
49 lines
2.0 KiB
import { Subscriber } from '../Subscriber'; |
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import { IScheduler } from '../Scheduler'; |
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import { Observable } from '../Observable'; |
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/** |
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* We need this JSDoc comment for affecting ESDoc. |
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* @extends {Ignored} |
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* @hide true |
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*/ |
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export declare class IntervalObservable extends Observable<number> { |
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private period; |
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private scheduler; |
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/** |
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* Creates an Observable that emits sequential numbers every specified |
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* interval of time, on a specified IScheduler. |
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* |
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* <span class="informal">Emits incremental numbers periodically in time. |
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* </span> |
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* |
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* <img src="./img/interval.png" width="100%"> |
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* |
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* `interval` returns an Observable that emits an infinite sequence of |
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* ascending integers, with a constant interval of time of your choosing |
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* between those emissions. The first emission is not sent immediately, but |
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* only after the first period has passed. By default, this operator uses the |
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* `async` IScheduler to provide a notion of time, but you may pass any |
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* IScheduler to it. |
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* |
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* @example <caption>Emits ascending numbers, one every second (1000ms)</caption> |
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* var numbers = Rx.Observable.interval(1000); |
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* numbers.subscribe(x => console.log(x)); |
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* |
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* @see {@link timer} |
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* @see {@link delay} |
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* |
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* @param {number} [period=0] The interval size in milliseconds (by default) |
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* or the time unit determined by the scheduler's clock. |
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* @param {Scheduler} [scheduler=async] The IScheduler to use for scheduling |
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* the emission of values, and providing a notion of "time". |
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* @return {Observable} An Observable that emits a sequential number each time |
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* interval. |
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* @static true |
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* @name interval |
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* @owner Observable |
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*/ |
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static create(period?: number, scheduler?: IScheduler): Observable<number>; |
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static dispatch(state: any): void; |
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constructor(period?: number, scheduler?: IScheduler); |
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/** @deprecated internal use only */ _subscribe(subscriber: Subscriber<number>): void; |
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}
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