AW6241 ng-18 adopt ng-openlayers

projects/ng-openlayers/src/lib/layers/layergroup.component.ts

@@ -0,0 +1,27 @@
+import { Component, OnDestroy, OnInit, SkipSelf, Optional } from '@angular/core';
+import { Group } from 'ol/layer';
+import { LayerComponent } from './layer.component';
+import { MapComponent } from '../map.component';
+
+@Component({
+  selector: 'aol-layer-group',
+  template: ` <ng-content></ng-content> `,
+})
+export class LayerGroupComponent extends LayerComponent implements OnInit, OnDestroy {
+  public instance: Group;
+
+  constructor(
+    map: MapComponent,
+    @SkipSelf()
+    @Optional()
+    group?: LayerGroupComponent
+  ) {
+    super(group || map);
+  }
+
+  ngOnInit() {
+    // console.log(`creating ol.layer.Group instance with:`, this);
+    this.instance = new Group(this);
+    super.ngOnInit();
+  }
+}