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@eliorar/angular-cesium

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Angular library for working with Cesium.

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import { Component, Input } from '@angular/core'; import { buildModuleUrl } from 'cesium'; import { Checker } from '../../utils/checker'; import { MapLayerProviderOptions } from '../../models'; import * as i0 from "@angular/core"; import * as i1 from "../../services/cesium/cesium.service"; /** * This component is used for adding a map provider service to the map (ac-map) * options according to selected map provider MapLayerProviderOptions enum. * additional setting can be done with cesium imageryLayer (exposed as class member) * check out: https://cesiumjs.org/Cesium/Build/Documentation/ImageryLayer.html * and: https://cesiumjs.org/Cesium/Build/Documentation/ImageryLayerCollection.html * * * __Usage :__ * ``` * <ac-map-layer-provider [options]="optionsObject" [provider]="myProvider"> * </ac-map-layer-provider> * ``` */ export class AcMapLayerProviderComponent { constructor(cesiumService) { this.cesiumService = cesiumService; /** * refer to cesium docs for details https://cesiumjs.org/Cesium/Build/Documentation/ImageryProvider.html */ this.options = {}; /** * the provider */ this.provider = MapLayerProviderOptions.OFFLINE; /** * show (optional) - Determines if the map layer is shown. */ this.show = true; /** * The alpha blending value of this layer: 0.0 to 1.0 */ this.alpha = 1.0; /** * The brightness of this layer: 0.0 to 1.0 */ this.brightness = 1.0; /** * The contrast of this layer: 0.0 to 1.0 */ this.contrast = 1.0; this.imageryLayersCollection = this.cesiumService.getScene().imageryLayers; } createOfflineMapProvider() { return Cesium.createTileMapServiceImageryProvider({ url: buildModuleUrl('Assets/Textures/NaturalEarthII') }); } ngOnInit() { if (!Checker.present(this.options.url) && this.provider !== MapLayerProviderOptions.OFFLINE) { throw new Error('options must have a url'); } switch (this.provider) { case MapLayerProviderOptions.WebMapService: case MapLayerProviderOptions.WebMapTileService: case MapLayerProviderOptions.ArcGisMapServer: case MapLayerProviderOptions.SingleTileImagery: case MapLayerProviderOptions.BingMaps: case MapLayerProviderOptions.GoogleEarthEnterpriseMaps: case MapLayerProviderOptions.MapBox: case MapLayerProviderOptions.MapboxStyleImageryProvider: case MapLayerProviderOptions.UrlTemplateImagery: case MapLayerProviderOptions.MapTileService: case MapLayerProviderOptions.OpenStreetMap: this.layerProvider = new this.provider(this.options); break; case MapLayerProviderOptions.OFFLINE: this.layerProvider = this.createOfflineMapProvider(); break; default: console.log('ac-map-layer-provider: [provider] wasn\'t found. setting OFFLINE provider as default'); this.layerProvider = this.createOfflineMapProvider(); break; } if (this.show) { this.imageryLayer = this.imageryLayersCollection.addImageryProvider(this.layerProvider, this.index); this.imageryLayer.alpha = this.alpha; this.imageryLayer.contrast = this.contrast; this.imageryLayer.brightness = this.brightness; } } ngOnChanges(changes) { if (changes['show'] && !changes['show'].isFirstChange()) { const showValue = changes['show'].currentValue; if (showValue) { if (this.imageryLayer) { this.imageryLayersCollection.add(this.imageryLayer, this.index); } else { this.imageryLayer = this.imageryLayersCollection.addImageryProvider(this.layerProvider, this.index); this.imageryLayer.alpha = this.alpha; this.imageryLayer.contrast = this.contrast; this.imageryLayer.brightness = this.brightness; } } else if (this.imageryLayer) { this.imageryLayersCollection.remove(this.imageryLayer, false); } } if (changes['alpha'] && !changes['alpha'].isFirstChange() && this.imageryLayer) { this.imageryLayer.alpha = this.alpha; } if (changes['contrast'] && !changes['contrast'].isFirstChange() && this.imageryLayer) { this.imageryLayer.contrast = this.contrast; } if (changes['brightness'] && !changes['brightness'].isFirstChange() && this.imageryLayer) { this.imageryLayer.brightness = this.brightness; } } ngOnDestroy() { if (this.imageryLayer) { this.imageryLayersCollection.remove(this.imageryLayer, true); } } } AcMapLayerProviderComponent.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.4.0", ngImport: i0, type: AcMapLayerProviderComponent, deps: [{ token: i1.CesiumService }], target: i0.ɵɵFactoryTarget.Component }); AcMapLayerProviderComponent.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "13.4.0", type: AcMapLayerProviderComponent, selector: "ac-map-layer-provider", inputs: { options: "options", provider: "provider", index: "index", show: "show", alpha: "alpha", brightness: "brightness", contrast: "contrast" }, usesOnChanges: true, ngImport: i0, template: '', isInline: true }); i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.4.0", ngImport: i0, type: AcMapLayerProviderComponent, decorators: [{ type: Component, args: [{ selector: 'ac-map-layer-provider', template: '', }] }], ctorParameters: function () { return [{ type: i1.CesiumService }]; }, propDecorators: { options: [{ type: Input }], provider: [{ type: Input }], index: [{ type: Input }], show: [{ type: Input }], alpha: [{ type: Input }], brightness: [{ type: Input }], contrast: [{ type: Input }] } }); //# 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{Component, Input, OnChanges, OnDestroy, OnInit, SimpleChanges} from '@angular/core';\nimport {buildModuleUrl} from 'cesium';\nimport {CesiumService} from '../../services/cesium/cesium.service';\nimport {Checker} from '../../utils/checker';\nimport {MapLayerProviderOptions} from '../../models';\n\ndeclare var Cesium: any;\n\n/**\n *  This component is used for adding a map provider service to the map (ac-map)\n *  options according to selected map provider MapLayerProviderOptions enum.\n *  additional setting can be done with cesium imageryLayer (exposed as class member)\n *  check out: https://cesiumjs.org/Cesium/Build/Documentation/ImageryLayer.html\n *  and: https://cesiumjs.org/Cesium/Build/Documentation/ImageryLayerCollection.html\n *\n *\n *  __Usage :__\n *  ```\n *    <ac-map-layer-provider [options]=\"optionsObject\" [provider]=\"myProvider\">\n *    </ac-map-layer-provider>\n *  ```\n */\n@Component({\n  selector: 'ac-map-layer-provider',\n  template: '',\n})\nexport class AcMapLayerProviderComponent implements OnInit, OnChanges, OnDestroy {\n\n  /**\n   * refer to cesium docs for details https://cesiumjs.org/Cesium/Build/Documentation/ImageryProvider.html\n   */\n  @Input()\n  options: { url?: string } = {};\n\n  /**\n   * the provider\n   */\n  @Input()\n  provider: any = MapLayerProviderOptions.OFFLINE;\n\n  /**\n   * index (optional) - The index to add the layer at. If omitted, the layer will added on top of all existing layers.\n   */\n  @Input()\n  index: Number;\n\n  /**\n   * show (optional) - Determines if the map layer is shown.\n   */\n  @Input()\n  show = true;\n\n  /**\n   * The alpha blending value of this layer: 0.0 to 1.0\n   */\n  @Input()\n  alpha = 1.0;\n\n  /**\n   * The brightness of this layer: 0.0 to 1.0\n   */\n  @Input()\n  brightness = 1.0;\n\n  /**\n   * The contrast of this layer: 0.0 to 1.0\n   */\n  @Input()\n  contrast = 1.0;\n\n  public imageryLayer: any;\n  public imageryLayersCollection: any;\n  public layerProvider: any;\n\n  constructor(private cesiumService: CesiumService) {\n    this.imageryLayersCollection = this.cesiumService.getScene().imageryLayers;\n  }\n\n  private createOfflineMapProvider() {\n    return Cesium.createTileMapServiceImageryProvider({\n      url: buildModuleUrl('Assets/Textures/NaturalEarthII')\n    });\n  }\n\n  ngOnInit() {\n    if (!Checker.present(this.options.url) && this.provider !== MapLayerProviderOptions.OFFLINE) {\n      throw new Error('options must have a url');\n    }\n    switch (this.provider) {\n      case MapLayerProviderOptions.WebMapService:\n      case MapLayerProviderOptions.WebMapTileService:\n      case MapLayerProviderOptions.ArcGisMapServer:\n      case MapLayerProviderOptions.SingleTileImagery:\n      case MapLayerProviderOptions.BingMaps:\n      case MapLayerProviderOptions.GoogleEarthEnterpriseMaps:\n      case MapLayerProviderOptions.MapBox:\n      case MapLayerProviderOptions.MapboxStyleImageryProvider:\n      case MapLayerProviderOptions.UrlTemplateImagery:\n      case MapLayerProviderOptions.MapTileService:\n      case MapLayerProviderOptions.OpenStreetMap:\n        this.layerProvider = new this.provider(this.options);\n        break;\n      case MapLayerProviderOptions.OFFLINE:\n        this.layerProvider = this.createOfflineMapProvider();\n        break;\n      default:\n        console.log('ac-map-layer-provider: [provider] wasn\\'t found. setting OFFLINE provider as default');\n        this.layerProvider = this.createOfflineMapProvider();\n        break;\n    }\n    if (this.show) {\n      this.imageryLayer = this.imageryLayersCollection.addImageryProvider(this.layerProvider, this.index);\n      this.imageryLayer.alpha = this.alpha;\n      this.imageryLayer.contrast = this.contrast;\n      this.imageryLayer.brightness = this.brightness;\n    }\n  }\n\n  ngOnChanges(changes: SimpleChanges): void {\n    if (changes['show'] && !changes['show'].isFirstChange()) {\n      const showValue = changes['show'].currentValue;\n      if (showValue) {\n        if (this.imageryLayer) {\n          this.imageryLayersCollection.add(this.imageryLayer, this.index);\n        } else {\n          this.imageryLayer = this.imageryLayersCollection.addImageryProvider(this.layerProvider, this.index);\n          this.imageryLayer.alpha = this.alpha;\n          this.imageryLayer.contrast = this.contrast;\n          this.imageryLayer.brightness = this.brightness;\n        }\n      } else if (this.imageryLayer) {\n        this.imageryLayersCollection.remove(this.imageryLayer, false);\n      }\n    }\n\n    if (changes['alpha'] && !changes['alpha'].isFirstChange() && this.imageryLayer) {\n      this.imageryLayer.alpha = this.alpha;\n    }\n    if (changes['contrast'] && !changes['contrast'].isFirstChange() && this.imageryLayer) {\n      this.imageryLayer.contrast = this.contrast;\n    }\n    if (changes['brightness'] && !changes['brightness'].isFirstChange() && this.imageryLayer) {\n      this.imageryLayer.brightness = this.brightness;\n    }\n  }\n\n  ngOnDestroy(): void {\n    if (this.imageryLayer) {\n      this.imageryLayersCollection.remove(this.imageryLayer, true);\n    }\n  }\n}\n"]}