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material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.21/esri/copyright.txt for details.\n*/\nimport{_ as e}from\"../../chunks/tslib.es6.js\";import i from\"../../core/Collection.js\";import{castForReferenceSetter as s,referenceSetter as r}from\"../../core/collectionUtils.js\";import{property as t}from\"../../core/accessorSupport/decorators/property.js\";import\"../../core/has.js\";import\"../../core/accessorSupport/ensureType.js\";import\"../../core/Logger.js\";import{subclass as a}from\"../../core/accessorSupport/decorators/subclass.js\";import l from\"./LayerView.js\";let o=class extends l{constructor(e){super(e),this.type=\"group\",this.layerViews=new i}initialize(){this.handles.add([this.layerViews.on(\"change\",(e=>this._layerViewsChangeHandler(e))),this.layerViews.on(\"after-changes\",(()=>this._layerViewsAfterChangesHandler())),this.layer.watch(\"visibilityMode\",(()=>this._visibilityModeHandler()),!0),this.watch(\"visible\",(()=>this._visibleHandler()),!0)],\"grouplayerview\"),this._layerViewsChangeHandler({target:null,added:this.layerViews.toArray(),removed:[],moved:[]}),this._layerViewsAfterChangesHandler()}set layerViews(e){this._set(\"layerViews\",r(e,this._get(\"layerViews\")))}isUpdating(){return this.layerViews.some((e=>e.updating))}get updatingProgress(){return 0===this.layerViews.length?1:this.layerViews.reduce(((e,i)=>e+i.updatingProgress),0)/this.layerViews.length}_hasLayerViewVisibleOverrides(){return this.layerViews.some((e=>e._isOverridden(\"visible\")))}_findLayerViewForLayer(e){return e&&this.layerViews.find((i=>i.layer===e))}_firstVisibleOnLayerOrder(){const e=this.layer.layers.find((e=>{const i=this._findLayerViewForLayer(e);return i&&i.visible}));return e&&this._findLayerViewForLayer(e)}_enforceExclusiveVisibility(e){this._hasLayerViewVisibleOverrides()&&(e||!(e=this._firstVisibleOnLayerOrder())&&this.layerViews.length>0&&(e=this._findLayerViewForLayer(this.layer.layers.getItemAt(0))),this.layerViews.forEach((i=>{i.visible=i===e})))}_layerViewsChangeHandler(e){this.handles.remove(\"grouplayerview:visible\"),this.handles.add(this.layerViews.map((e=>e.watch(\"visible\",(i=>this._layerViewVisibleHandler(i,e)),!0))).toArray(),\"grouplayerview:visible\");const i=e.added[e.added.length-1];let s=null;i&&i.visible&&(s=i),this._enforceVisibility(s)}_layerViewsAfterChangesHandler(){this.handles.remove(\"grouplayerview:updating\"),this.handles.add(this.layerViews.map((e=>e.watch(\"updating\",(()=>this._updateUpdating()),!0))).toArray(),\"grouplayerview:updating\"),this._updateUpdating()}_enforceVisibility(e){if(this._hasLayerViewVisibleOverrides())switch(this.layer.visibilityMode){case\"inherited\":{const e=this.visible;this.layerViews.forEach((i=>{i.visible=e}));break}case\"exclusive\":this._enforceExclusiveVisibility(e)}}_visibilityModeHandler(){this._enforceVisibility()}_layerViewVisibleHandler(e,i){if(this._hasLayerViewVisibleOverrides())switch(this.layer.visibilityMode){case\"inherited\":e!==this.visible&&(i.visible=this.visible);break;case\"exclusive\":this._enforceExclusiveVisibility(e&&i)}}_visibleHandler(){var e;this._hasLayerViewVisibleOverrides()&&\"inherited\"===(null==(e=this.layer)?void 0:e.visibilityMode)&&this._enforceVisibility()}_updateUpdating(){this.notifyChange(\"updating\")}};e([t({cast:s})],o.prototype,\"layerViews\",null),e([t()],o.prototype,\"view\",void 0),e([t({readOnly:!0})],o.prototype,\"updatingProgress\",null),o=e([a(\"esri.views.layers.GroupLayerView\")],o);var h=o;export{h as default};\n"],"sourceRoot":""}