@taiga-ui/cdk
Version:
Base library for creating Angular components and applications using Taiga UI principles regarding of actual visual appearance
14 lines • 4.25 kB
JavaScript
import { tuiIsPresent } from '@taiga-ui/cdk/utils/miscellaneous';
import { concat, endWith, map, merge, repeat, take, takeWhile } from 'rxjs';
import { tuiTypedFromEvent } from './typed-from-event';
export class TuiDragState {
constructor(stage, event) {
this.stage = stage;
this.event = event;
}
}
export function tuiDragAndDropFrom(element) {
const { ownerDocument } = element;
return concat(tuiTypedFromEvent(element, 'mousedown').pipe(take(1), map((event) => new TuiDragState('start', event))), merge(tuiTypedFromEvent(ownerDocument, 'mousemove').pipe(map((event) => new TuiDragState('continues', event))), merge(tuiTypedFromEvent(ownerDocument, 'mouseup'), tuiTypedFromEvent(ownerDocument, 'dragend')).pipe(take(1), map((event) => new TuiDragState('end', event)), endWith(null))).pipe(takeWhile(tuiIsPresent))).pipe(repeat());
}
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