@ks89/ngx-drag-n-drop/fesm2022/ks89-ngx-drag-n-drop.mjs.map

Drag and drop library for Angular

{"version":3,"file":"ks89-ngx-drag-n-drop.mjs","sources":["../../../../projects/ks89/ngx-drag-n-drop/src/lib/drag-drop-directive.service.ts","../../../../projects/ks89/ngx-drag-n-drop/src/lib/drag-directive.directive.ts","../../../../projects/ks89/ngx-drag-n-drop/src/lib/drop-directive.directive.ts","../../../../projects/ks89/ngx-drag-n-drop/src/lib/drag-drop-directive.module.ts","../../../../projects/ks89/ngx-drag-n-drop/src/public-api.ts","../../../../projects/ks89/ngx-drag-n-drop/src/ks89-ngx-drag-n-drop.ts"],"sourcesContent":["import { Injectable } from '@angular/core';\n\nimport { Observable, Subject } from 'rxjs';\n\n@Injectable()\nexport class DragDropDirectiveService {\n  private dropItem: Subject<any> = new Subject<any>();\n  private draggedItem: any;\n\n  public setDropItem(item: any): void {\n    this.dropItem.next(item);\n  }\n\n  public getDropItem(): Observable<any> {\n    return this.dropItem.asObservable();\n  }\n\n  public setDragItem(item: any): void {\n    this.draggedItem = item;\n  }\n\n  public getDragItem(): any {\n    return this.draggedItem;\n  }\n}\n","import { Directive, ElementRef, EventEmitter, HostListener, Input, OnDestroy, Output, Renderer2 } from '@angular/core';\nimport { DragDropDirectiveService } from './drag-drop-directive.service';\nimport { Subscription } from 'rxjs';\n\n@Directive({\n    selector: '[ksDragDirective]',\n    standalone: false\n})\nexport class DragDirective implements OnDestroy {\n  @Input() draggedItem: any;\n  @Input() dragHighlight: string | undefined; // cssHighlight\n  @Output() releaseDrop: EventEmitter<any> = new EventEmitter();\n  @Output() startDrag: EventEmitter<any> = new EventEmitter();\n\n  private highlighted = false;\n  private dropSubscription: Subscription | undefined;\n\n  constructor(\n    private renderer: Renderer2,\n    private el: ElementRef,\n    private dragDropDirectiveService: DragDropDirectiveService\n  ) {\n    this.renderer.setAttribute(this.el.nativeElement, 'draggable', 'true');\n  }\n\n  @HostListener('mouseenter') onMouseEnter() {\n    this.highlight();\n  }\n\n  @HostListener('mouseleave') onMouseOut() {\n    this.highlight();\n  }\n\n  @HostListener('dragstart', ['$event']) onDragStart(event: any) {\n    // html draggable will not transfer an object, so we stringify it\n    const transferObject = {object: this.draggedItem, id: 'dragDirectiveID-' + new Date().getTime()};\n    const transferObjectString = JSON.stringify(transferObject);\n    event.dataTransfer.setData('text', transferObjectString);\n    this.dragDropDirectiveService.setDragItem(this.draggedItem);\n    this.dropSubscription = this.dragDropDirectiveService.getDropItem().subscribe(\n      item => {\n        this.emitDraggedItem(this.draggedItem);\n      }\n    );\n    this.startDrag.emit(this.draggedItem);\n  }\n\n  @HostListener('dragend') onDragEnd() {\n    if (typeof this.dropSubscription !== 'undefined') {\n      this.dropSubscription.unsubscribe();\n    }\n  }\n\n  ngOnDestroy() {\n    if (typeof this.dropSubscription !== 'undefined') {\n      this.dropSubscription.unsubscribe();\n    }\n  }\n\n  private emitDraggedItem(item: any) {\n    this.releaseDrop.emit(item);\n    if (this.dropSubscription) {\n      this.dropSubscription.unsubscribe();\n    }\n  }\n\n  private highlight() {\n    if (this.dragHighlight) {\n      if (!this.highlighted) {\n        this.renderer.addClass(this.el.nativeElement, this.dragHighlight);\n      } else {\n        this.renderer.removeClass(this.el.nativeElement, this.dragHighlight);\n      }\n    }\n    this.highlighted = !this.highlighted;\n  }\n}\n","import { Directive, ElementRef, EventEmitter, HostListener, Input, Output, Renderer2 } from '@angular/core';\n\nimport { DragDropDirectiveService } from './drag-drop-directive.service';\n\n@Directive({\n    selector: '[ksDropDirective]',\n    standalone: false\n})\nexport class DropDirective {\n  @Input() dropHighlight: string | undefined;\n\n  @Output() dropEvent: EventEmitter<any> = new EventEmitter();\n  @Output() dragenterEvent: EventEmitter<any> = new EventEmitter();\n  @Output() dragleaveEvent: EventEmitter<any> = new EventEmitter();\n  @Output() dropEventMouse: EventEmitter<any> = new EventEmitter();\n\n  private highlighted = false;\n  private dragItem: any;\n\n  constructor(\n    private renderer: Renderer2,\n    private el: ElementRef,\n    private dragDropDirectiveService: DragDropDirectiveService\n  ) {\n  }\n\n  @HostListener('dragenter') onDragEnter() {\n    this.dragItem = this.dragDropDirectiveService.getDragItem();\n    this.dragenterEvent.emit(this.dragItem);\n    // this.highlighted = true;\n    this.highlight();\n  }\n\n  @HostListener('dragleave') onDragLeave() {\n    this.dragItem = this.dragDropDirectiveService.getDragItem();\n    this.dragleaveEvent.emit(this.dragItem);\n    // this.highlighted = false;\n    this.highlight();\n  }\n\n  @HostListener('dragover', ['$event']) onDragOver(event: any) {\n    event.preventDefault();\n  }\n\n  @HostListener('drop', ['$event']) onDrop(event: any) {\n    // check to see if we are getting what was sent. text/plain\n    const eventData: any = event.dataTransfer.getData('text');\n    if (eventData && event.dataTransfer.files.length === 0) {\n      event.preventDefault();\n      // since html draggable will not transfer an object, we need to parse are string\n      const transferredObjectString: any = JSON.parse(eventData);\n      const transferredObjectID: any = transferredObjectString.id;\n      const transferredObject: any = transferredObjectString.object;\n      this.dropEvent.emit(transferredObject);\n      this.dragDropDirectiveService.setDropItem(transferredObjectID);\n    }\n    this.dropEventMouse.emit(event);\n    this.highlight();\n  }\n\n  private highlight() {\n    if (this.dropHighlight) {\n      if (!this.highlighted) {\n        this.renderer.addClass(this.el.nativeElement, this.dropHighlight);\n      } else {\n        this.renderer.removeClass(this.el.nativeElement, this.dropHighlight);\n      }\n    }\n    this.highlighted = !this.highlighted;\n  }\n\n}\n","import { NgModule } from '@angular/core';\nimport { CommonModule } from '@angular/common';\nimport { DragDirective } from './drag-directive.directive';\nimport { DropDirective } from './drop-directive.directive';\nimport { DragDropDirectiveService } from './drag-drop-directive.service';\n\n@NgModule({\n  imports: [\n    CommonModule\n  ],\n  declarations: [\n    DragDirective,\n    DropDirective\n  ],\n  providers: [\n    DragDropDirectiveService\n  ],\n  exports: [\n    DragDirective,\n    DropDirective\n  ]\n})\nexport class DragDropDirectiveModule {}\n","/*\n * Public API Surface of ngx-drag-n-drop\n */\n\nexport { DragDirective } from './lib/drag-directive.directive';\nexport { DragDropDirectiveModule } from './lib/drag-drop-directive.module';\nexport { DragDropDirectiveService } from './lib/drag-drop-directive.service';\nexport { DropDirective } from './lib/drop-directive.directive';\n","/**\n * Generated bundle index. Do not edit.\n */\n\nexport * from 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