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ng-zorro-antd

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

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/** * @fileoverview added by tsickle * Generated from: drag.ts * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc */ /** * @license * Copyright Alibaba.com All Rights Reserved. * * 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 { Injectable, RendererFactory2 } from '@angular/core'; import { Subject } from 'rxjs'; import { filter, finalize, map } from 'rxjs/operators'; import { getEventPosition, isTouchEvent } from 'ng-zorro-antd/core/util'; import * as i0 from "@angular/core"; /** * @record */ function Point() { } if (false) { /** @type {?} */ Point.prototype.x; /** @type {?} */ Point.prototype.y; } /** * @record */ function HandlerItem() { } if (false) { /** * @param {?} e * @return {?} */ HandlerItem.prototype.handler = function (e) { }; /** * @return {?} */ HandlerItem.prototype.teardown = function () { }; } /** * @param {?} event * @return {?} */ function getPagePosition(event) { /** @type {?} */ var e = getEventPosition(event); return { x: e.pageX, y: e.pageY }; } /** * This module provide a global dragging service to other components. */ var NzDragService = /** @class */ (function () { function NzDragService(rendererFactory2) { this.draggingThreshold = 5; this.currentDraggingSequence = null; this.currentStartingPoint = null; this.handleRegistry = new Set(); this.renderer = rendererFactory2.createRenderer(null, null); } /** * @param {?} event * @return {?} */ NzDragService.prototype.requestDraggingSequence = /** * @param {?} event * @return {?} */ function (event) { var _this = this; if (!this.handleRegistry.size) { this.registerDraggingHandler(isTouchEvent(event)); } // Complete last dragging sequence if a new target is dragged. if (this.currentDraggingSequence) { this.currentDraggingSequence.complete(); } this.currentStartingPoint = getPagePosition(event); this.currentDraggingSequence = new Subject(); return this.currentDraggingSequence.pipe(map((/** * @param {?} e * @return {?} */ function (e) { return { x: e.pageX - (/** @type {?} */ (_this.currentStartingPoint)).x, y: e.pageY - (/** @type {?} */ (_this.currentStartingPoint)).y }; })), filter((/** * @param {?} e * @return {?} */ function (e) { return Math.abs(e.x) > _this.draggingThreshold || Math.abs(e.y) > _this.draggingThreshold; })), finalize((/** * @return {?} */ function () { return _this.teardownDraggingSequence(); }))); }; /** * @private * @param {?} isTouch * @return {?} */ NzDragService.prototype.registerDraggingHandler = /** * @private * @param {?} isTouch * @return {?} */ function (isTouch) { var _this = this; if (isTouch) { this.handleRegistry.add({ teardown: this.renderer.listen('document', 'touchmove', (/** * @param {?} e * @return {?} */ function (e) { if (_this.currentDraggingSequence) { _this.currentDraggingSequence.next(e.touches[0] || e.changedTouches[0]); } })) }); this.handleRegistry.add({ teardown: this.renderer.listen('document', 'touchend', (/** * @return {?} */ function () { if (_this.currentDraggingSequence) { _this.currentDraggingSequence.complete(); } })) }); } else { this.handleRegistry.add({ teardown: this.renderer.listen('document', 'mousemove', (/** * @param {?} e * @return {?} */ function (e) { if (_this.currentDraggingSequence) { _this.currentDraggingSequence.next(e); } })) }); this.handleRegistry.add({ teardown: this.renderer.listen('document', 'mouseup', (/** * @return {?} */ function () { if (_this.currentDraggingSequence) { _this.currentDraggingSequence.complete(); } })) }); } }; /** * @private * @return {?} */ NzDragService.prototype.teardownDraggingSequence = /** * @private * @return {?} */ function () { this.currentDraggingSequence = null; }; NzDragService.decorators = [ { type: Injectable, args: [{ providedIn: 'root' },] } ]; /** @nocollapse */ NzDragService.ctorParameters = function () { return [ { type: RendererFactory2 } ]; }; /** @nocollapse */ NzDragService.ɵprov = i0.ɵɵdefineInjectable({ factory: function NzDragService_Factory() { return new NzDragService(i0.ɵɵinject(i0.RendererFactory2)); }, token: NzDragService, providedIn: "root" }); return NzDragService; }()); export { NzDragService }; if (false) { /** * @type {?} * @private */ NzDragService.prototype.draggingThreshold; /** * @type {?} * @private */ NzDragService.prototype.currentDraggingSequence; /** * @type {?} * @private */ NzDragService.prototype.currentStartingPoint; /** * @type {?} * @private */ NzDragService.prototype.handleRegistry; /** * @type {?} * @private */ NzDragService.prototype.renderer; } //# 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* @license\n * Copyright Alibaba.com All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE\n */\n\nimport { Injectable, Renderer2, RendererFactory2 } from '@angular/core';\nimport { Observable, Subject } from 'rxjs';\nimport { filter, finalize, map } from 'rxjs/operators';\n\nimport { getEventPosition, isTouchEvent } from 'ng-zorro-antd/core/util';\n\ninterface Point {\n  x: number;\n  y: number;\n}\n\ntype Delta = Point;\n\ninterface HandlerItem {\n  handler?(e: Event): void;\n\n  teardown(): void;\n}\n\nfunction getPagePosition(event: MouseEvent | TouchEvent): Point {\n  const e = getEventPosition(event);\n  return {\n    x: e.pageX,\n    y: e.pageY\n  };\n}\n\n/**\n * This module provide a global dragging service to other components.\n */\n@Injectable({\n  providedIn: 'root'\n})\nexport class NzDragService {\n  private draggingThreshold = 5;\n  private currentDraggingSequence: Subject<MouseEvent | Touch> | null = null;\n  private currentStartingPoint: Point | null = null;\n  private handleRegistry = new Set<HandlerItem>();\n  private renderer: Renderer2;\n\n  constructor(rendererFactory2: RendererFactory2) {\n    this.renderer = rendererFactory2.createRenderer(null, null);\n  }\n\n  requestDraggingSequence(event: MouseEvent | TouchEvent): Observable<Delta> {\n    if (!this.handleRegistry.size) {\n      this.registerDraggingHandler(isTouchEvent(event));\n    }\n\n    // Complete last dragging sequence if a new target is dragged.\n    if (this.currentDraggingSequence) {\n      this.currentDraggingSequence.complete();\n    }\n\n    this.currentStartingPoint = getPagePosition(event);\n    this.currentDraggingSequence = new Subject<MouseEvent | Touch>();\n\n    return this.currentDraggingSequence.pipe(\n      map((e: MouseEvent | Touch) => {\n        return {\n          x: e.pageX - this.currentStartingPoint!.x,\n          y: e.pageY - this.currentStartingPoint!.y\n        };\n      }),\n      filter((e: Delta) => Math.abs(e.x) > this.draggingThreshold || Math.abs(e.y) > this.draggingThreshold),\n      finalize(() => this.teardownDraggingSequence())\n    );\n  }\n\n  private registerDraggingHandler(isTouch: boolean): void {\n    if (isTouch) {\n      this.handleRegistry.add({\n        teardown: this.renderer.listen('document', 'touchmove', (e: TouchEvent) => {\n          if (this.currentDraggingSequence) {\n            this.currentDraggingSequence.next(e.touches[0] || e.changedTouches[0]);\n          }\n        })\n      });\n      this.handleRegistry.add({\n        teardown: this.renderer.listen('document', 'touchend', () => {\n          if (this.currentDraggingSequence) {\n            this.currentDraggingSequence.complete();\n          }\n        })\n      });\n    } else {\n      this.handleRegistry.add({\n        teardown: this.renderer.listen('document', 'mousemove', e => {\n          if (this.currentDraggingSequence) {\n            this.currentDraggingSequence.next(e);\n          }\n        })\n      });\n      this.handleRegistry.add({\n        teardown: this.renderer.listen('document', 'mouseup', () => {\n          if (this.currentDraggingSequence) {\n            this.currentDraggingSequence.complete();\n          }\n        })\n      });\n    }\n  }\n\n  private teardownDraggingSequence(): void {\n    this.currentDraggingSequence = null;\n  }\n}\n"]}