@arcgis/core/views/layers/GroupLayerView.js

ArcGIS Maps SDK for JavaScript: A complete 2D and 3D mapping and data visualization API

/* COPYRIGHT Esri - https://js.arcgis.com/5.0.8/LICENSE.txt */
import{__decorate as i}from"tslib";import e from"../../core/Collection.js";import{referenceSetter as s,castForReferenceSetter as r}from"../../core/collectionUtils.js";import{watch as l,sync as t}from"../../core/reactiveUtils.js";import{property as a,subclass as y}from"../../core/accessorSupport/decorators.js";import o from"./LayerView.js";let h=class extends o{constructor(i){super(i),this.type="group",this.layerViews=new e}destroy(){this.layerViews.removeAll()}_allLayerViewVisibility(i){this.layerViews.forEach(e=>{e.visible=i})}initialize(){this.addHandles([this.layerViews.on("change",i=>this._layerViewsChangeHandler(i)),l(()=>this.layer?.visibilityMode,()=>{this.layer&&this._applyVisibility(()=>this._allLayerViewVisibility(this.visible),()=>this._applyExclusiveVisibility(null))},t),l(()=>this.visible,i=>{this._applyVisibility(()=>this._allLayerViewVisibility(i),()=>{})},t)],"grouplayerview"),this._layerViewsChangeHandler({target:null,added:this.layerViews.toArray(),removed:[],moved:[]})}get creatingLayerViews(){return this.view?.layerViewManager?.isCreatingLayerViewsForLayer(this.layer)??!1}set layerViews(i){this._set("layerViews",s(i,this._get("layerViews")))}get updatingProgress(){return 0===this.layerViews.length?1:this.layerViews.reduce((i,e)=>i+e.updatingProgress,0)/this.layerViews.length}isUpdating(){return this.creatingLayerViews||this.layerViews.some(i=>i.updating)}_hasLayerViewVisibleOverrides(){return this.layerViews.some(i=>i._isOverridden("visible"))}_findLayerViewForLayer(i){return i&&this.layerViews.find(e=>e.layer===i)}_firstVisibleOnLayerOrder(){const i=this.layer.layers.find(i=>{const e=this._findLayerViewForLayer(i);return!!e?.visible});return i&&this._findLayerViewForLayer(i)}_applyExclusiveVisibility(i){null==i&&null==(i=this._firstVisibleOnLayerOrder())&&this.layerViews.length>0&&(i=this._findLayerViewForLayer(this.layer.layers.at(0))),this.layerViews.forEach(e=>{e.visible=e===i})}_layerViewsChangeHandler(i){this.removeHandles("grouplayerview:visible"),this.addHandles(this.layerViews.map(i=>l(()=>i.visible,e=>this._applyVisibility(()=>{e!==this.visible&&(i.visible=this.visible)},()=>this._applyExclusiveVisibility(e?i:null)),t)).toArray(),"grouplayerview:visible");const e=i.added[i.added.length-1];this._applyVisibility(()=>this._allLayerViewVisibility(this.visible),()=>this._applyExclusiveVisibility(e?.visible?e:null))}_applyVisibility(i,e){this._hasLayerViewVisibleOverrides()&&("inherited"===this.layer?.visibilityMode?i():"exclusive"===this.layer?.visibilityMode&&e())}};i([a({readOnly:!0})],h.prototype,"creatingLayerViews",null),i([a({cast:r})],h.prototype,"layerViews",null),i([a({readOnly:!0})],h.prototype,"updatingProgress",null),i([a()],h.prototype,"view",void 0),h=i([y("esri.views.layers.GroupLayerView")],h);export{h as default};