@arcgis/core/views/3d/analysis/LineOfSight/LineOfSightTool.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 e}from"tslib";import t from"../../../../analysis/LineOfSightAnalysisObserver.js";import i from"../../../../analysis/LineOfSightAnalysisTarget.js";import a from"../../../../core/Handles.js";import"../../../../core/has.js";import n from"../../../../core/Logger.js";import{destroyMaybe as r}from"../../../../core/maybe.js";import{when as s,syncAndInitial as o,initial as l}from"../../../../core/reactiveUtils.js";import{property as u,subclass as h}from"../../../../core/accessorSupport/decorators.js";import{UpdatingHandles as c}from"../../../../core/support/UpdatingHandles.js";import{create as d,fromPoints as p}from"../../../../geometry/support/lineSegment.js";import{getGraphicEffectiveElevationInfo as g,getConvertedElevation as _}from"../../../../support/elevationInfoUtils.js";import m from"../../../../symbols/support/ElevationInfo.js";import{getLaserLineColors as v,laserLineConfiguration as b}from"./LineOfSightConfiguration.js";import{LineOfSightTargetManipulator as y,LineOfSightObserverManipulator as f}from"./LineOfSightManipulators.js";import{LineOfSightRayIntersector as T}from"./LineOfSightRayIntersector.js";import{LaserlineVisualElement as L}from"../../interactive/visualElements/LaserlineVisualElement.js";import{mouseButtons as M}from"../../../input/mouseButtons.js";import{AnalysisToolBase as w}from"../../../interactive/AnalysisToolBase.js";import{createManipulatorDragEventPipeline as k}from"../../../interactive/dragEventPipeline.js";import{createScreenPointFromEvent as C}from"../../../support/screenUtils.js";let H=class extends w{constructor(e){super(e),this._creationMode=!1,this.removeIncompleteOnCancel=!1,this.analysisViewData=null,this._latestPointerMovePointerType=null,this._laserlineVisualElement=null,this._grabbedManipulator=null,this._analysisHandles=new a,this._updatingHandles=new c,this._manipulatorHandles=new a,this._targetTrackerManipulator=null}initialize(){this._intersector=new T({view:this.view}),this.addHandles(s(()=>"created"===this.state,()=>this.finishToolCreation(),o)),this._observerManipulator=this._createObserverManipulator(),this._createLaserLine(),this.addHandles([this._updatingHandles.add(()=>this.analysisViewData?.elevationAlignedObserver,e=>this._onObserverLocationChange(e),l),this._updatingHandles.add(()=>v(this.view.effectiveTheme),({glowColor:e,innerColor:t,globalAlpha:i})=>this._updateLaserLineStyle(e,t,i),l),this._updatingHandles.add(()=>this._laserLineRendererDependencies(),e=>this._updateLaserLineRenderer(e)),this._connectComputations(),this._updatingHandles.addWhen(()=>!this._shouldRenderTracker,()=>this._clearCursorTracker(),l),this._updatingHandles.add(()=>({active:this.active,hasGrabbedManipulators:this.hasGrabbedManipulators}),({active:e,hasGrabbedManipulators:t})=>{this._creationMode=!!e&&(this._creationMode||!t)},l)])}destroy(){this._updatingHandles=r(this._updatingHandles),this._manipulatorHandles=r(this._manipulatorHandles),this._analysisHandles=r(this._analysisHandles),this._observerManipulator=null,this._clearCursorTracker(),this._removeLaserLine(),this._intersector=null,this._set("analysis",null)}get state(){return this.active?!this.hasGrabbedManipulators||this._creationMode?"creating":"created":null!=this.analysis.observer?.position?"created":"ready"}get cursor(){return this.active&&this._showTracker?"crosshair":null}get updating(){return null!=this.analysisViewData&&this.analysisViewData.updating||this._updatingHandles.updating}get _showTracker(){return this.active&&"mouse"===this._latestPointerMovePointerType}get _shouldRenderTracker(){return this._showTracker&&null!=this.analysis.observer?.position&&!this.hasGrabbedManipulators}continue(){this.view.activeTool=this}stop(){this.view.activeTool=null}onEditableChange(){this.analysisViewData.editable=this.internallyEditable}onInputEvent(e){switch(e.type){case"immediate-double-click":this._doubleClickHandler(e);break;case"pointer-move":this._pointerMoveHandler(e)}}onInputEventAfter(e){if("immediate-click"===e.type)this._clickHandler(e)}onShow(){}onHide(){}onDeactivate(){this._clearCursorTracker()}_connectComputations(){return this._updatingHandles.addOnCollectionChange(()=>this.analysisViewData.computations,e=>this._onComputationsCollectionChange(e),{initial:!0,final:!0})}_onComputationsCollectionChange({added:e,removed:t}){for(const i of t)this._disconnectComputation(i);for(const i of e)this._connectComputation(i)}_connectComputation(e){if(this.destroyed)return void n.getLogger(this).warn("Attempting to connect an analysis to a destroyed LineOfSight tool. Ignoring.");const t=this._analysisHandles;if(t.has(e))return;const i=this._createTargetManipulator(e.target);null==this._targetTrackerManipulator&&i.metadata.target===this.analysisViewData.cursorTarget&&(this._targetTrackerManipulator=i,this._targetTrackerManipulator.available=!1,this._targetTrackerManipulator.interactive=!1,this._updateLaserLineRenderer()),t.add([this._updatingHandles.add(()=>O(e),()=>P(i,e),l),this._updatingHandles.add(()=>e.elevationAlignedTargetLocation,e=>this._onTargetLocationChange(e,i),l)],e)}_disconnectComputation(e){if(this.destroyed)return void n.getLogger(this).warn("Attempting to disconnect an analysis from a destroyed LineOfSight tool. Ignoring.");this._analysisHandles.remove(e);const t=this._getTargetManipulator(e.target);null!=t&&(this.manipulators.remove(t),this._manipulatorHandles.remove(t),null!=this._targetTrackerManipulator&&this._targetTrackerManipulator===t&&(this._targetTrackerManipulator=null))}_clearCursorTracker(){this.analysisViewData.cursorTarget=r(this.analysisViewData.cursorTarget)}_createTargetManipulator(e){const t={target:e,type:"target"},i=new y(this.view,t);return this._manipulatorHandles.add([this._createTargetManipulatorDragPipeline(i),i.events.on("grab-changed",e=>this._manipulatorGrabChanged(i,e)),i.events.on("immediate-click",e=>this._manipulatorClick(i,e))],i),this.manipulators.add(i),null!=e.position?i.elevationAlignedLocation=e.position:i.available=!1,i}_getTargetManipulator(e){let t=null;return this.manipulators.forEach(i=>{const a=i.manipulator;null==t&&"target"===a.metadata.type&&a.metadata.target===e&&(t=a)}),t}_createObserverManipulator(){const e=new f(this.view,{type:"observer",intersection:null});return this._manipulatorHandles.add([this._createObserverManipulatorDragPipeline(e),e.events.on("grab-changed",t=>this._manipulatorGrabChanged(e,t)),e.events.on("immediate-click",t=>this._manipulatorClick(e,t))],e),this.manipulators.add(e),e}_screenToIntersection(){return e=>{const t=this._intersector.getScreenPointIntersection(e.screenEnd);return null==t?null:{...e,intersection:t}}}_createTargetManipulatorDragPipeline(e){return k(e,(t,i,a)=>{i.next(this._screenToIntersection()).next(this._updateTargetDragStep(e)).next(()=>this._updateLaserLineRenderer()),a.next(V(e.metadata.target)).next(()=>this._updateLaserLineRenderer())})}_createObserverManipulatorDragPipeline(e){return k(e,(e,t,i)=>{t.next(this._screenToIntersection()).next(this._updateObserverDragStep()).next(()=>this._updateLaserLineRenderer()),i.next(this._cancelObserverDragStep()).next(()=>this._updateLaserLineRenderer())})}_updateObserverDragStep(){return e=>(null!=e.intersection.mapPoint?(null==this.analysis.observer&&(this.analysis.observer=new t),this._updateFromIntersection(this.analysis.observer,e.intersection)):this.analysis.observer=null,e)}_cancelObserverDragStep(){const e=null!=this.analysis.observer?.position?this.analysis.observer.clone():null;return t=>(this.analysis.observer=e,t)}_updateTargetDragStep(e){return t=>{this._updateFromIntersection(e.metadata.target,t.intersection);const i=t.intersection.mapPoint;return null!=i&&(e.elevationAlignedLocation=i),t}}_manipulatorGrabChanged(e,t){switch(t.action){case"start":this._grabbedManipulator=e;break;case"end":this._grabbedManipulator===e&&(this._grabbedManipulator=null)}}_laserLineRendererDependencies(){return{laserlineVisualElement:this._laserlineVisualElement,grabbedManipulator:this._grabbedManipulator,shouldRenderTracker:this._shouldRenderTracker,observerPosition:null!=this.analysis.observer?this.analysis.observer.position:null,visible:this.visible}}_updateLaserLineRenderer(e=this._laserLineRendererDependencies()){const{laserlineVisualElement:t,grabbedManipulator:i,shouldRenderTracker:a,observerPosition:n,visible:r}=e;if(null==t)return;const s=null!=i?i:a&&null!=n?this._targetTrackerManipulator:null;null!=s&&r?(t.visible=!0,t.heightManifoldTarget=s.renderLocation,s!==this._observerManipulator?t.lineVerticalPlaneSegment=p(this._observerManipulator.renderLocation,s.renderLocation,D):t.lineVerticalPlaneSegment=null):(t.visible=!1,t.heightManifoldTarget=null,t.lineVerticalPlaneSegment=null)}_createLaserLine(){this._removeLaserLine();const{glowWidth:e,innerWidth:t}=b;this._laserlineVisualElement=new L({view:this.view,attached:!0,visible:this.visible,style:{glowWidth:e,innerWidth:t},isDecoration:!0})}_removeLaserLine(){null!=this._laserlineVisualElement&&(this._laserlineVisualElement.destroy(),this._laserlineVisualElement=null)}_updateLaserLineStyle(e,t,i){const a=this._laserlineVisualElement;if(null==a)return;const n=a.style;a.style={...n,glowColor:e.toUnitRGB(),innerColor:t.toUnitRGB(),globalAlpha:i}}_onObserverLocationChange(e){null!=e?(this._observerManipulator.metadata.intersection=null,this._observerManipulator.available=!0,this._observerManipulator.elevationAlignedLocation=e):this._observerManipulator.available=!1}_onTargetLocationChange(e,t){null!=e?(t.elevationAlignedLocation=e,t!==this._targetTrackerManipulator&&(t.available=!0)):t.available=!1}_addPointFromClickEvent(e){const a=this._intersector.getScreenPointIntersection(e);if(null!=a?.mapPoint)if(null!=this.analysis.observer?.position){this._clearCursorTracker();const e=new i;this._updateFromIntersection(e,a),this.analysis.targets.add(e)}else{const e=new t;this._updateFromIntersection(e,a),this.analysis.observer=e}}_clickHandler(e){this.active&&e.button!==M.Right&&(this._addPointFromClickEvent(C(e)),e.stopPropagation())}_doubleClickHandler(e){this.active&&e.button!==M.Right&&(this.stop(),e.stopPropagation())}_pointerMoveHandler(e){if(this.hasGrabbedManipulators)return;if(this._latestPointerMovePointerType=e.pointerType,this._updateLaserLineRenderer(),!this._showTracker||null==this.analysis.observer?.position)return;const t=C(e),a=this._intersector.getScreenPointIntersection(t);null!=a?.mapPoint&&(null==this.analysisViewData.cursorTarget&&(this.analysisViewData.cursorTarget=new i),this._updateFromIntersection(this.analysisViewData.cursorTarget,a),this._updateLaserLineRenderer())}_updateFromIntersection(e,t){if(null==t.mapPoint)return e.position=null,e.elevationInfo=null,void(e.feature=null);switch(t.context?.type){case"graphic":{const i=t.context.graphic,a=g(i);"on-the-ground"===a.mode&&(a.mode="relative-to-ground",a.offset=0),e.elevationInfo=new m(a),e.feature=i}break;case"ground":e.elevationInfo=new m({mode:"on-the-ground"}),e.feature=null;break;default:e.elevationInfo=null,e.feature=null}const i=t.mapPoint.clone();i.z=_(this.view,i,{mode:"absolute-height",offset:0},e.elevationInfo),e.position=i}_manipulatorClick(e,t){if("observer"===e.metadata.type||e.grabbing||e.dragging||t.button!==M.Right||this.analysis.targets.length<=1)return;const{target:i}=e.metadata;this.analysis.targets.remove(i),t.stopPropagation()}get testInfo(){}};function V(e){const t=e.position?.clone();return i=>(e.position=t,i)}function P(e,t){const{isValid:i,isTargetVisible:a}=t.computationResult;e.state=i?a?16:32:64}function O(e){const{isValid:t,isTargetVisible:i}=e.computationResult;return{isValid:t,isTargetVisible:i}}e([u({constructOnly:!0})],H.prototype,"view",void 0),e([u({constructOnly:!0})],H.prototype,"analysis",void 0),e([u()],H.prototype,"_creationMode",void 0),e([u({readOnly:!0})],H.prototype,"state",null),e([u({readOnly:!0})],H.prototype,"cursor",null),e([u()],H.prototype,"removeIncompleteOnCancel",void 0),e([u({readOnly:!0})],H.prototype,"updating",null),e([u({constructOnly:!0})],H.prototype,"analysisViewData",void 0),e([u({readOnly:!0})],H.prototype,"_showTracker",null),e([u()],H.prototype,"_latestPointerMovePointerType",void 0),e([u()],H.prototype,"_shouldRenderTracker",null),e([u()],H.prototype,"_laserlineVisualElement",void 0),e([u()],H.prototype,"_grabbedManipulator",void 0),H=e([h("esri.views.3d.analysis.LineOfSight.LineOfSightTool")],H);const D=d();export{H as LineOfSightTool};