118 lines
3.0 KiB
TypeScript
118 lines
3.0 KiB
TypeScript
import {
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Component,
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Host,
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Input,
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forwardRef,
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AfterContentInit,
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ContentChild,
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SimpleChanges,
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OnChanges,
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Output,
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EventEmitter,
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} from '@angular/core';
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import { LayerTileComponent } from '../layers/layertile.component';
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import { SourceComponent } from './source.component';
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import { TileGridWMTSComponent } from '../tilegridwmts.component';
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import { WMTS } from 'ol/source';
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import { WMTS as TileGridWMTS } from 'ol/tilegrid';
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import { WMTSRequestEncoding } from 'ol/source';
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import { ProjectionLike } from 'ol/proj';
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import { LoadFunction } from 'ol/Tile';
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import { TileSourceEvent } from 'ol/source/Tile';
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@Component({
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selector: 'aol-source-tilewmts',
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template: ` <ng-content></ng-content> `,
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providers: [{ provide: SourceComponent, useExisting: forwardRef(() => SourceTileWMTSComponent) }],
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})
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export class SourceTileWMTSComponent extends SourceComponent implements AfterContentInit, OnChanges {
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@Input()
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cacheSize?: number;
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@Input()
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crossOrigin?: string;
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@Input()
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tileGrid: TileGridWMTS;
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@Input()
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projection: ProjectionLike;
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@Input()
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reprojectionErrorThreshold?: number;
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@Input()
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requestEncoding?: WMTSRequestEncoding | string;
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@Input()
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layer: string;
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@Input()
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style: string;
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@Input()
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tileClass?: any;
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@Input()
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tilePixelRatio?: number;
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@Input()
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version?: string;
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@Input()
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format?: string;
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@Input()
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matrixSet: string;
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@Input()
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dimensions?: any;
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@Input()
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url?: string;
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@Input()
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tileLoadFunction?: LoadFunction;
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@Input()
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urls?: string[];
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@Input()
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wrapX?: boolean;
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@Output()
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tileLoadStart: EventEmitter<TileSourceEvent> = new EventEmitter<TileSourceEvent>();
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@Output()
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tileLoadEnd: EventEmitter<TileSourceEvent> = new EventEmitter<TileSourceEvent>();
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@Output()
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tileLoadError: EventEmitter<TileSourceEvent> = new EventEmitter<TileSourceEvent>();
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@ContentChild(TileGridWMTSComponent)
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tileGridWMTS: TileGridWMTSComponent;
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instance: WMTS;
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constructor(@Host() layer: LayerTileComponent) {
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super(layer);
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}
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ngOnChanges(changes: SimpleChanges) {
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const properties: { [index: string]: any } = {};
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if (!this.instance) {
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return;
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}
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for (const key in changes) {
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if (changes.hasOwnProperty(key)) {
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switch (key) {
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case 'url':
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this.url = changes[key].currentValue;
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this.setLayerSource();
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break;
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default:
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break;
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}
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properties[key] = changes[key].currentValue;
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}
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}
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this.instance.setProperties(properties, false);
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}
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setLayerSource(): void {
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this.instance = new WMTS(this);
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this.instance.on('tileloadstart', (event: TileSourceEvent) => this.tileLoadStart.emit(event));
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this.instance.on('tileloadend', (event: TileSourceEvent) => this.tileLoadEnd.emit(event));
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this.instance.on('tileloaderror', (event: TileSourceEvent) => this.tileLoadError.emit(event));
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this.host.instance.setSource(this.instance);
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}
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ngAfterContentInit(): void {
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if (this.tileGridWMTS) {
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this.tileGrid = this.tileGridWMTS.instance;
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this.setLayerSource();
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}
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}
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}
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