@almaobservatory/ngx-datatable
Version:
ngx-datatable is an Angular table grid component for presenting large and complex data.
108 lines • 13.3 kB
JavaScript
import { Directive, Input, Output, EventEmitter } from '@angular/core';
import { fromEvent } from 'rxjs';
import { takeUntil } from 'rxjs/operators';
import * as i0 from "@angular/core";
/**
* Draggable Directive for Angular2
*
* Inspiration:
* https://github.com/AngularClass/angular2-examples/blob/master/rx-draggable/directives/draggable.ts
* http://stackoverflow.com/questions/35662530/how-to-implement-drag-and-drop-in-angular2
*
*/
export class DraggableDirective {
constructor(element) {
this.dragX = true;
this.dragY = true;
this.dragStart = new EventEmitter();
this.dragging = new EventEmitter();
this.dragEnd = new EventEmitter();
this.isDragging = false;
this.element = element.nativeElement;
}
ngOnChanges(changes) {
if (changes['dragEventTarget'] && changes['dragEventTarget'].currentValue && this.dragModel.dragging) {
this.onMousedown(changes['dragEventTarget'].currentValue);
}
}
ngOnDestroy() {
this._destroySubscription();
}
onMouseup(event) {
if (!this.isDragging)
return;
this.isDragging = false;
this.element.classList.remove('dragging');
if (this.subscription) {
this._destroySubscription();
this.dragEnd.emit({
event,
element: this.element,
model: this.dragModel
});
}
}
onMousedown(event) {
// we only want to drag the inner header text
const isDragElm = event.target.classList.contains('draggable');
if (isDragElm && (this.dragX || this.dragY)) {
event.preventDefault();
this.isDragging = true;
const mouseDownPos = { x: event.clientX, y: event.clientY };
const mouseup = fromEvent(document, 'mouseup');
this.subscription = mouseup.subscribe((ev) => this.onMouseup(ev));
const mouseMoveSub = fromEvent(document, 'mousemove')
.pipe(takeUntil(mouseup))
.subscribe((ev) => this.move(ev, mouseDownPos));
this.subscription.add(mouseMoveSub);
this.dragStart.emit({
event,
element: this.element,
model: this.dragModel
});
}
}
move(event, mouseDownPos) {
if (!this.isDragging)
return;
const x = event.clientX - mouseDownPos.x;
const y = event.clientY - mouseDownPos.y;
if (this.dragX)
this.element.style.left = `${x}px`;
if (this.dragY)
this.element.style.top = `${y}px`;
this.element.classList.add('dragging');
this.dragging.emit({
event,
element: this.element,
model: this.dragModel
});
}
_destroySubscription() {
if (this.subscription) {
this.subscription.unsubscribe();
this.subscription = undefined;
}
}
}
DraggableDirective.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.1.1", ngImport: i0, type: DraggableDirective, deps: [{ token: i0.ElementRef }], target: i0.ɵɵFactoryTarget.Directive });
DraggableDirective.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "12.0.0", version: "13.1.1", type: DraggableDirective, selector: "[draggable]", inputs: { dragEventTarget: "dragEventTarget", dragModel: "dragModel", dragX: "dragX", dragY: "dragY" }, outputs: { dragStart: "dragStart", dragging: "dragging", dragEnd: "dragEnd" }, usesOnChanges: true, ngImport: i0 });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.1.1", ngImport: i0, type: DraggableDirective, decorators: [{
type: Directive,
args: [{ selector: '[draggable]' }]
}], ctorParameters: function () { return [{ type: i0.ElementRef }]; }, propDecorators: { dragEventTarget: [{
type: Input
}], dragModel: [{
type: Input
}], dragX: [{
type: Input
}], dragY: [{
type: Input
}], dragStart: [{
type: Output
}], dragging: [{
type: Output
}], dragEnd: [{
type: Output
}] } });
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"draggable.directive.js","sourceRoot":"","sources":["../../../../../../projects/swimlane/ngx-datatable/src/lib/directives/draggable.directive.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,SAAS,EAAc,KAAK,EAAE,MAAM,EAAE,YAAY,EAAuC,MAAM,eAAe,CAAC;AACxH,OAAO,EAAgB,SAAS,EAAE,MAAM,MAAM,CAAC;AAC/C,OAAO,EAAE,SAAS,EAAE,MAAM,gBAAgB,CAAC;;AAE3C;;;;;;;GAOG;AAEH,MAAM,OAAO,kBAAkB;IAc7B,YAAY,OAAmB;QAXtB,UAAK,GAAY,IAAI,CAAC;QACtB,UAAK,GAAY,IAAI,CAAC;QAErB,cAAS,GAAsB,IAAI,YAAY,EAAE,CAAC;QAClD,aAAQ,GAAsB,IAAI,YAAY,EAAE,CAAC;QACjD,YAAO,GAAsB,IAAI,YAAY,EAAE,CAAC;QAG1D,eAAU,GAAY,KAAK,CAAC;QAI1B,IAAI,CAAC,OAAO,GAAG,OAAO,CAAC,aAAa,CAAC;IACvC,CAAC;IAED,WAAW,CAAC,OAAsB;QAChC,IAAI,OAAO,CAAC,iBAAiB,CAAC,IAAI,OAAO,CAAC,iBAAiB,CAAC,CAAC,YAAY,IAAI,IAAI,CAAC,SAAS,CAAC,QAAQ,EAAE;YACpG,IAAI,CAAC,WAAW,CAAC,OAAO,CAAC,iBAAiB,CAAC,CAAC,YAAY,CAAC,CAAC;SAC3D;IACH,CAAC;IAED,WAAW;QACT,IAAI,CAAC,oBAAoB,EAAE,CAAC;IAC9B,CAAC;IAED,SAAS,CAAC,KAAiB;QACzB,IAAI,CAAC,IAAI,CAAC,UAAU;YAAE,OAAO;QAE7B,IAAI,CAAC,UAAU,GAAG,KAAK,CAAC;QACxB,IAAI,CAAC,OAAO,CAAC,SAAS,CAAC,MAAM,CAAC,UAAU,CAAC,CAAC;QAE1C,IAAI,IAAI,CAAC,YAAY,EAAE;YACrB,IAAI,CAAC,oBAAoB,EAAE,CAAC;YAC5B,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC;gBAChB,KAAK;gBACL,OAAO,EAAE,IAAI,CAAC,OAAO;gBACrB,KAAK,EAAE,IAAI,CAAC,SAAS;aACtB,CAAC,CAAC;SACJ;IACH,CAAC;IAED,WAAW,CAAC,KAAiB;QAC3B,6CAA6C;QAC7C,MAAM,SAAS,GAAiB,KAAK,CAAC,MAAO,CAAC,SAAS,CAAC,QAAQ,CAAC,WAAW,CAAC,CAAC;QAE9E,IAAI,SAAS,IAAI,CAAC,IAAI,CAAC,KAAK,IAAI,IAAI,CAAC,KAAK,CAAC,EAAE;YAC3C,KAAK,CAAC,cAAc,EAAE,CAAC;YACvB,IAAI,CAAC,UAAU,GAAG,IAAI,CAAC;YAEvB,MAAM,YAAY,GAAG,EAAE,CAAC,EAAE,KAAK,CAAC,OAAO,EAAE,CAAC,EAAE,KAAK,CAAC,OAAO,EAAE,CAAC;YAE5D,MAAM,OAAO,GAAG,SAAS,CAAC,QAAQ,EAAE,SAAS,CAAC,CAAC;YAC/C,IAAI,CAAC,YAAY,GAAG,OAAO,CAAC,SAAS,CAAC,CAAC,EAAc,EAAE,EAAE,CAAC,IAAI,CAAC,SAAS,CAAC,EAAE,CAAC,CAAC,CAAC;YAE9E,MAAM,YAAY,GAAG,SAAS,CAAC,QAAQ,EAAE,WAAW,CAAC;iBAClD,IAAI,CAAC,SAAS,CAAC,OAAO,CAAC,CAAC;iBACxB,SAAS,CAAC,CAAC,EAAc,EAAE,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,EAAE,YAAY,CAAC,CAAC,CAAC;YAE9D,IAAI,CAAC,YAAY,CAAC,GAAG,CAAC,YAAY,CAAC,CAAC;YAEpC,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC;gBAClB,KAAK;gBACL,OAAO,EAAE,IAAI,CAAC,OAAO;gBACrB,KAAK,EAAE,IAAI,CAAC,SAAS;aACtB,CAAC,CAAC;SACJ;IACH,CAAC;IAED,IAAI,CAAC,KAAiB,EAAE,YAAsC;QAC5D,IAAI,CAAC,IAAI,CAAC,UAAU;YAAE,OAAO;QAE7B,MAAM,CAAC,GAAG,KAAK,CAAC,OAAO,GAAG,YAAY,CAAC,CAAC,CAAC;QACzC,MAAM,CAAC,GAAG,KAAK,CAAC,OAAO,GAAG,YAAY,CAAC,CAAC,CAAC;QAEzC,IAAI,IAAI,CAAC,KAAK;YAAE,IAAI,CAAC,OAAO,CAAC,KAAK,CAAC,IAAI,GAAG,GAAG,CAAC,IAAI,CAAC;QACnD,IAAI,IAAI,CAAC,KAAK;YAAE,IAAI,CAAC,OAAO,CAAC,KAAK,CAAC,GAAG,GAAG,GAAG,CAAC,IAAI,CAAC;QAElD,IAAI,CAAC,OAAO,CAAC,SAAS,CAAC,GAAG,CAAC,UAAU,CAAC,CAAC;QAEvC,IAAI,CAAC,QAAQ,CAAC,IAAI,CAAC;YACjB,KAAK;YACL,OAAO,EAAE,IAAI,CAAC,OAAO;YACrB,KAAK,EAAE,IAAI,CAAC,SAAS;SACtB,CAAC,CAAC;IACL,CAAC;IAEO,oBAAoB;QAC1B,IAAI,IAAI,CAAC,YAAY,EAAE;YACrB,IAAI,CAAC,YAAY,CAAC,WAAW,EAAE,CAAC;YAChC,IAAI,CAAC,YAAY,GAAG,SAAS,CAAC;SAC/B;IACH,CAAC;;+GA9FU,kBAAkB;mGAAlB,kBAAkB;2FAAlB,kBAAkB;kBAD9B,SAAS;mBAAC,EAAE,QAAQ,EAAE,aAAa,EAAE;iGAE3B,eAAe;sBAAvB,KAAK;gBACG,SAAS;sBAAjB,KAAK;gBACG,KAAK;sBAAb,KAAK;gBACG,KAAK;sBAAb,KAAK;gBAEI,SAAS;sBAAlB,MAAM;gBACG,QAAQ;sBAAjB,MAAM;gBACG,OAAO;sBAAhB,MAAM","sourcesContent":["import { Directive, ElementRef, Input, Output, EventEmitter, OnDestroy, OnChanges, SimpleChanges } from '@angular/core';\r\nimport { Subscription, fromEvent } from 'rxjs';\r\nimport { takeUntil } from 'rxjs/operators';\r\n\r\n/**\r\n * Draggable Directive for Angular2\r\n *\r\n * Inspiration:\r\n *   https://github.com/AngularClass/angular2-examples/blob/master/rx-draggable/directives/draggable.ts\r\n *   http://stackoverflow.com/questions/35662530/how-to-implement-drag-and-drop-in-angular2\r\n *\r\n */\r\n@Directive({ selector: '[draggable]' })\r\nexport class DraggableDirective implements OnDestroy, OnChanges {\r\n  @Input() dragEventTarget: any;\r\n  @Input() dragModel: any;\r\n  @Input() dragX: boolean = true;\r\n  @Input() dragY: boolean = true;\r\n\r\n  @Output() dragStart: EventEmitter<any> = new EventEmitter();\r\n  @Output() dragging: EventEmitter<any> = new EventEmitter();\r\n  @Output() dragEnd: EventEmitter<any> = new EventEmitter();\r\n\r\n  element: HTMLElement;\r\n  isDragging: boolean = false;\r\n  subscription: Subscription;\r\n\r\n  constructor(element: ElementRef) {\r\n    this.element = element.nativeElement;\r\n  }\r\n\r\n  ngOnChanges(changes: SimpleChanges): void {\r\n    if (changes['dragEventTarget'] && changes['dragEventTarget'].currentValue && this.dragModel.dragging) {\r\n      this.onMousedown(changes['dragEventTarget'].currentValue);\r\n    }\r\n  }\r\n\r\n  ngOnDestroy(): void {\r\n    this._destroySubscription();\r\n  }\r\n\r\n  onMouseup(event: MouseEvent): void {\r\n    if (!this.isDragging) return;\r\n\r\n    this.isDragging = false;\r\n    this.element.classList.remove('dragging');\r\n\r\n    if (this.subscription) {\r\n      this._destroySubscription();\r\n      this.dragEnd.emit({\r\n        event,\r\n        element: this.element,\r\n        model: this.dragModel\r\n      });\r\n    }\r\n  }\r\n\r\n  onMousedown(event: MouseEvent): void {\r\n    // we only want to drag the inner header text\r\n    const isDragElm = (<HTMLElement>event.target).classList.contains('draggable');\r\n\r\n    if (isDragElm && (this.dragX || this.dragY)) {\r\n      event.preventDefault();\r\n      this.isDragging = true;\r\n\r\n      const mouseDownPos = { x: event.clientX, y: event.clientY };\r\n\r\n      const mouseup = fromEvent(document, 'mouseup');\r\n      this.subscription = mouseup.subscribe((ev: MouseEvent) => this.onMouseup(ev));\r\n\r\n      const mouseMoveSub = fromEvent(document, 'mousemove')\r\n        .pipe(takeUntil(mouseup))\r\n        .subscribe((ev: MouseEvent) => this.move(ev, mouseDownPos));\r\n\r\n      this.subscription.add(mouseMoveSub);\r\n\r\n      this.dragStart.emit({\r\n        event,\r\n        element: this.element,\r\n        model: this.dragModel\r\n      });\r\n    }\r\n  }\r\n\r\n  move(event: MouseEvent, mouseDownPos: { x: number; y: number }): void {\r\n    if (!this.isDragging) return;\r\n\r\n    const x = event.clientX - mouseDownPos.x;\r\n    const y = event.clientY - mouseDownPos.y;\r\n\r\n    if (this.dragX) this.element.style.left = `${x}px`;\r\n    if (this.dragY) this.element.style.top = `${y}px`;\r\n\r\n    this.element.classList.add('dragging');\r\n\r\n    this.dragging.emit({\r\n      event,\r\n      element: this.element,\r\n      model: this.dragModel\r\n    });\r\n  }\r\n\r\n  private _destroySubscription(): void {\r\n    if (this.subscription) {\r\n      this.subscription.unsubscribe();\r\n      this.subscription = undefined;\r\n    }\r\n  }\r\n}\r\n"]}