feat(sources): add source tileutfgrid component (#179)

src/components/sources/index.ts

@@ -7,6 +7,7 @@ export * from './xyz.component';
 export * from './tilewms.component';
 export * from './geojson.component';
 export * from './tilejson.component';
+export * from './tileutfgrid.component';
 export * from './tilewmts.component';
 export * from './imagewms.component';
 export * from './imagestatic.component';

src/components/sources/tileutfgrid.component.ts

@@ -0,0 +1,25 @@
+import { Component, Host, Input, OnInit, forwardRef } from '@angular/core';
+import { source } from 'openlayers';
+import { LayerTileComponent } from '../layers';
+import { SourceComponent } from './source.component';
+
+@Component({
+  selector: 'aol-source-tileutfgrid',
+  template: `<ng-content></ng-content>`,
+  providers: [
+    { provide: SourceComponent, useExisting: forwardRef(() => SourceTileUTFGridComponent) }
+  ]
+})
+export class SourceTileUTFGridComponent extends SourceComponent implements OnInit {
+  instance: source.TileUTFGrid;
+  @Input() tileJSON: JSON;
+
+  constructor(@Host() layer: LayerTileComponent) {
+    super(layer);
+  }
+
+  ngOnInit() {
+    this.instance = new source.TileUTFGrid(this);
+    this.host.instance.setSource(this.instance);
+  }
+}

src/index.ts

@@ -4,7 +4,7 @@ import {
   MapComponent, ViewComponent, GraticuleComponent,
   LayerGroupComponent, LayerTileComponent, LayerVectorComponent, LayerVectorTileComponent, LayerImageComponent,
   SourceClusterComponent, SourceRasterComponent,
-  SourceBingmapsComponent, SourceOsmComponent, SourceVectorComponent, SourceVectorTileComponent, SourceXYZComponent, SourceTileWMSComponent,
+  SourceBingmapsComponent, SourceOsmComponent, SourceVectorComponent, SourceVectorTileComponent, SourceXYZComponent, SourceTileUTFGridComponent, SourceTileWMSComponent,
   SourceGeoJSONComponent, SourceTileWMTSComponent, SourceTileJSONComponent, SourceImageStaticComponent, SourceImageWMSComponent, FeatureComponent,
   GeometryLinestringComponent, GeometryPointComponent, GeometryPolygonComponent,
   CollectionCoordinatesComponent, CoordinateComponent,
@@ -45,6 +45,7 @@ const COMPONENTS = [
   SourceVectorComponent,
   SourceXYZComponent,
   SourceVectorTileComponent,
+  SourceTileUTFGridComponent,
   SourceTileWMSComponent,
   SourceTileWMTSComponent,
   SourceTileJSONComponent,