[dev] refactoring

Author: izob9

src/app/diagram/diagram.component.css

@@ -1,7 +1,6 @@
 @import "../../../node_modules/@dhx/trial-diagram/codebase/diagram.min.css";
 
 .widget {
- position: relative;
  width: 100%;
  height: 100%;
 }

src/app/diagram/diagram.component.ts

@@ -20,16 +20,15 @@ import { IDefaultEditorConfig } from "@dhx/trial-diagram/codebase/types/ts-diagr
 export class DiagramComponent implements OnInit, OnDestroy {
  @ViewChild("here", { static: true }) diagramContainer!: ElementRef;
 
- private _diagram: any;
+ private _diagram: DiagramEditor | null = null;
 
  ngOnInit() {
  const data = getData();
- let diagram = new DiagramEditor(this.diagramContainer.nativeElement, { type: "default" } as IDefaultEditorConfig);
- diagram.parse(data);
- this._diagram = diagram;
+ this._diagram = new DiagramEditor(this.diagramContainer.nativeElement, { type: "default" } as IDefaultEditorConfig);
+ this._diagram.parse(data);
  }
 
  ngOnDestroy(): void {
- this._diagram.destructor();
+ this._diagram?.destructor();
  }
 }