ng-zorro-antd/esm2015/resizable/resizable.service.js

An enterprise-class UI components based on Ant Design and Angular

/**
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */
import { DOCUMENT } from '@angular/common';
import { Inject, Injectable, NgZone } from '@angular/core';
import { isTouchEvent } from 'ng-zorro-antd/core/util';
import { Subject } from 'rxjs';
export class NzResizableService {
    constructor(ngZone, document) {
        this.ngZone = ngZone;
        this.listeners = new Map();
        this.handleMouseDown$ = new Subject();
        this.documentMouseUp$ = new Subject();
        this.documentMouseMove$ = new Subject();
        this.mouseEntered$ = new Subject();
        this.document = document;
    }
    startResizing(event) {
        const _isTouchEvent = isTouchEvent(event);
        this.clearListeners();
        const moveEvent = _isTouchEvent ? 'touchmove' : 'mousemove';
        const upEvent = _isTouchEvent ? 'touchend' : 'mouseup';
        const moveEventHandler = (e) => {
            this.documentMouseMove$.next(e);
        };
        const upEventHandler = (e) => {
            this.documentMouseUp$.next(e);
            this.clearListeners();
        };
        this.listeners.set(moveEvent, moveEventHandler);
        this.listeners.set(upEvent, upEventHandler);
        this.ngZone.runOutsideAngular(() => {
            this.listeners.forEach((handler, name) => {
                this.document.addEventListener(name, handler);
            });
        });
    }
    clearListeners() {
        this.listeners.forEach((handler, name) => {
            this.document.removeEventListener(name, handler);
        });
        this.listeners.clear();
    }
    ngOnDestroy() {
        this.handleMouseDown$.complete();
        this.documentMouseUp$.complete();
        this.documentMouseMove$.complete();
        this.mouseEntered$.complete();
        this.clearListeners();
    }
}
NzResizableService.decorators = [
    { type: Injectable }
];
NzResizableService.ctorParameters = () => [
    { type: NgZone },
    { type: undefined, decorators: [{ type: Inject, args: [DOCUMENT,] }] }
];
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