@taiga-ui/kit
Version:
Taiga UI Angular main components kit
30 lines • 5.59 kB
JavaScript
import { DOCUMENT } from '@angular/common';
import { DestroyRef, inject, Injectable } from '@angular/core';
import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
import { expand, fromEvent, map, merge, share, Subject, switchMap, takeUntil, timer, } from 'rxjs';
import * as i0 from "@angular/core";
const INITIAL_DELAY = 300;
const DELAY_DECREMENT = 15;
const MIN_DELAY = 100;
function getDelay(index) {
return Math.max(INITIAL_DELAY - index * DELAY_DECREMENT, MIN_DELAY);
}
class TuiInputNumberStepService {
constructor() {
this.doc = inject(DOCUMENT);
this.destroyRef = inject(DestroyRef);
this.start$ = new Subject();
this.stop$ = merge(fromEvent(this.doc, 'pointerup'), fromEvent(this.doc, 'pointerleave'), fromEvent(this.doc, 'pointercancel'));
this.steps$ = this.start$.pipe(switchMap((value) => timer(INITIAL_DELAY).pipe(expand((_, index) => timer(getDelay(index))), map(() => value), takeUntil(this.stop$))), takeUntilDestroyed(this.destroyRef), share());
}
next(value) {
this.start$.next(value);
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: TuiInputNumberStepService, deps: [], target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: TuiInputNumberStepService }); }
}
export { TuiInputNumberStepService };
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: TuiInputNumberStepService, decorators: [{
type: Injectable
}] });
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