@ng-web-apis/common
Version:
A set of common utils for consuming Web APIs with Angular
25 lines • 3.65 kB
JavaScript
import { inject, InjectionToken } from '@angular/core';
import { Observable, share } from 'rxjs';
import { WINDOW } from './window';
export const WA_ANIMATION_FRAME = new InjectionToken('[WA_ANIMATION_FRAME]', {
factory: () => {
const { requestAnimationFrame, cancelAnimationFrame } = inject(WINDOW);
const animationFrame$ = new Observable((subscriber) => {
let id = NaN;
const callback = (timestamp) => {
subscriber.next(timestamp);
id = requestAnimationFrame(callback);
};
id = requestAnimationFrame(callback);
return () => {
cancelAnimationFrame(id);
};
});
return animationFrame$.pipe(share());
},
});
/**
* @deprecated: drop in v5.0, use {@link WA_ANIMATION_FRAME}
*/
export const ANIMATION_FRAME = WA_ANIMATION_FRAME;
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