{"version":3,"file":"ngx-ol-library-source-cluster.mjs","sources":["../../../src/source/cluster/cluster-source.component.ts","../../../src/source/cluster/cluster-source.module.ts","../../../src/source/cluster/ngx-ol-library-source-cluster.ts"],"sourcesContent":["import { \n  ChangeDetectionStrategy, \n  Component, \n  DestroyRef, \n  EventEmitter, \n  InjectOptions, \n  Input, \n  OnChanges, \n  OnDestroy, \n  OnInit, \n  Output, \n  SimpleChanges, \n  inject \n} from '@angular/core';\nimport { takeUntilDestroyed } from '@angular/core/rxjs-interop';\nimport { fromEvent } from 'rxjs';\nimport { AttributionLike } from 'ol/source/Source';\nimport { Feature } from 'ol';\nimport { Geometry, Point } from 'ol/geom';\nimport { ObjectEvent } from 'ol/Object';\nimport { FeatureLoader } from 'ol/featureloader';\nimport BaseEvent from 'ol/events/Event';\nimport VectorSource, { VectorSourceEvent } from 'ol/source/Vector';\nimport Cluster, { Options } from 'ol/source/Cluster';\nimport { NolPrefixedOptions, NolSafeAny } from 'ngx-ol-library/core';\nimport { injectVectorLayer } from 'ngx-ol-library/layer/vector';\n\n/**\n * Layer source component to cluster vector data.\n * @name nol-cluster-source\n * @order\n */\n@Component({\n  selector: 'nol-cluster-source',\n  exportAs: 'nolClusterSource',\n  standalone: true,\n  template: `<ng-content></ng-content>`,\n  changeDetection: ChangeDetectionStrategy.OnPush\n})\nexport class NolClusterSourceComponent \n  implements NolPrefixedOptions<Options<Feature<Geometry>>>, OnInit, OnChanges, OnDestroy {\n\n  @Input() nolAttributions?: AttributionLike;\n  @Input() nolDistance?: number;\n  @Input() nolLoader?: FeatureLoader;\n  @Input() nolMinDistance?: number;\n  @Input() nolGeometryFunction?: ((feature: Feature) => Point);\n  @Input() nolCreateCluster?: ((point: Point, features: Array<Feature>) => Feature);\n  @Input() nolSource?: VectorSource<Feature<Geometry>>;\n  @Input() nolWrapX?: boolean;\n  @Input() nolProperties?: Record<string, NolSafeAny>;\n\n  @Output() nolAddfeature = new EventEmitter<VectorSourceEvent>();\n  @Output() nolChange = new EventEmitter<BaseEvent>();\n  @Output() nolChangefeature = new EventEmitter<VectorSourceEvent>();\n  @Output() nolClear = new EventEmitter<VectorSourceEvent>();\n  @Output() nolError = new EventEmitter<BaseEvent>();\n  @Output() nolFeaturesloadend = new EventEmitter<VectorSourceEvent>();\n  @Output() nolFeaturesloaderror = new EventEmitter<VectorSourceEvent>();\n  @Output() nolFeaturesloadstart = new EventEmitter<VectorSourceEvent>();\n  @Output() nolPropertychange = new EventEmitter<ObjectEvent>();\n  @Output() nolRemovefeature = new EventEmitter<VectorSourceEvent>();\n\n  private readonly destroyRef = inject(DestroyRef);\n  private readonly host = injectVectorLayer();\n  private instance!: Cluster<Feature<Geometry>>;\n\n  getInstance() {\n    return this.instance;\n  }\n\n  ngOnInit(): void {\n    this.instance = new Cluster({\n      attributions: this.nolAttributions,\n      distance: this.nolDistance,\n      minDistance: this.nolMinDistance,\n      geometryFunction: this.nolGeometryFunction,\n      createCluster: this.nolCreateCluster,\n      source: this.nolSource,\n      wrapX: this.nolWrapX,\n    });\n\n    if (this.nolLoader) {\n      this.instance.setLoader(this.nolLoader);\n    }\n\n    if (this.nolProperties) {\n      this.instance.setProperties(this.nolProperties);\n    }\n\n    fromEvent<VectorSourceEvent>(this.instance, 'addfeature')\n      .pipe(takeUntilDestroyed(this.destroyRef))\n      .subscribe(evt => {\n        this.nolAddfeature.emit(evt);\n      });\n\n    fromEvent<BaseEvent>(this.instance, 'change')\n      .pipe(takeUntilDestroyed(this.destroyRef))\n      .subscribe(evt => {\n        this.nolChange.emit(evt);\n      });\n\n    fromEvent<VectorSourceEvent>(this.instance, 'changefeature')\n      .pipe(takeUntilDestroyed(this.destroyRef))\n      .subscribe(evt => {\n        this.nolChangefeature.emit(evt);\n      });\n\n    fromEvent<VectorSourceEvent>(this.instance, 'clear')\n      .pipe(takeUntilDestroyed(this.destroyRef))\n      .subscribe(evt => {\n        this.nolClear.emit(evt);\n      });\n\n    fromEvent<BaseEvent>(this.instance, 'error')\n      .pipe(takeUntilDestroyed(this.destroyRef))\n      .subscribe(evt => {\n        this.nolError.emit(evt);\n      });\n\n    fromEvent<VectorSourceEvent>(this.instance, 'featuresloadend')\n      .pipe(takeUntilDestroyed(this.destroyRef))\n      .subscribe(evt => {\n        this.nolFeaturesloadend.emit(evt);\n      });\n\n    fromEvent<VectorSourceEvent>(this.instance, 'featuresloaderror')\n      .pipe(takeUntilDestroyed(this.destroyRef))\n      .subscribe(evt => {\n        this.nolFeaturesloaderror.emit(evt);\n      });\n\n    fromEvent<VectorSourceEvent>(this.instance, 'featuresloadstart')\n      .pipe(takeUntilDestroyed(this.destroyRef))\n      .subscribe(evt => {\n        this.nolFeaturesloadstart.emit(evt);\n      });\n\n    fromEvent<ObjectEvent>(this.instance, 'propertychange')\n      .pipe(takeUntilDestroyed(this.destroyRef))\n      .subscribe(evt => {\n        this.nolPropertychange.emit(evt);\n      });\n\n    fromEvent<VectorSourceEvent>(this.instance, 'removefeature')\n      .pipe(takeUntilDestroyed(this.destroyRef))\n      .subscribe(evt => {\n        this.nolRemovefeature.emit(evt);\n      });\n\n    this.host.getInstance().setSource(this.instance);\n  }\n\n  ngOnChanges(changes: SimpleChanges): void {\n    if (!this.instance) return;\n\n    const {\n      nolAttributions,\n      nolDistance,\n      nolLoader,\n      nolMinDistance,\n      nolProperties,\n      nolSource,\n      nolUrl,\n    } = changes;\n\n    if (nolAttributions) {\n      this.instance.setAttributions(nolAttributions.currentValue);\n    }\n\n    if (nolDistance) {\n      this.instance.setDistance(nolDistance.currentValue);\n    }\n\n    if (nolLoader) {\n      this.instance.setLoader(nolLoader.currentValue);\n    }\n\n    if (nolMinDistance) {\n      this.instance.setMinDistance(nolMinDistance.currentValue);\n    }\n\n    if (nolProperties) {\n      this.instance.setProperties(nolProperties.currentValue);\n    }\n\n    if (nolSource) {\n      this.instance.setSource(nolSource.currentValue);\n    }\n\n    if (nolUrl) {\n      this.instance.setUrl(nolUrl.currentValue);\n    }\n  }\n\n  ngOnDestroy(): void {\n    this.host.getInstance().setSource(null);\n  }\n\n}\n\nexport function useClusterSource(): NolClusterSourceComponent;\nexport function useClusterSource(options: InjectOptions & {optional?: false}): NolClusterSourceComponent;\nexport function useClusterSource(options: InjectOptions): NolClusterSourceComponent | null;\nexport function useClusterSource(options?: InjectOptions): NolClusterSourceComponent | null  {\n  return inject(NolClusterSourceComponent, options || {}) || null;\n}\n","import { NgModule } from '@angular/core';\nimport { NolClusterSourceComponent } from './cluster-source.component';\n\n\n\n@NgModule({\n  imports: [NolClusterSourceComponent],\n  exports: [NolClusterSourceComponent]\n})\nexport class NolClusterSourceModule { }\n","/**\n * Generated bundle index. 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