@arcgis/core/views/3d/state/ConstraintsManager.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 t}from"tslib";import i from"../../../core/Accessor.js";import{deg2rad as e,rad2deg as a}from"../../../core/mathUtils.js";import{watch as s,sync as n,initial as r}from"../../../core/reactiveUtils.js";import{property as o,subclass as l}from"../../../core/accessorSupport/decorators.js";import{applyAll as c}from"../camera/constraintUtils.js";import{surfaceElevationBelowRenderLocation as u}from"../camera/intersectionUtils.js";import{ConstraintOptions as d}from"../camera/constraintUtils/ConstraintOptions.js";import{createNearFarHeuristic as h}from"./NearFarHeuristic.js";import{SurfaceCollisionConstraint as p}from"./SurfaceCollisionConstraint.js";let m=class extends i{constructor(t){super(t),this.nearFarHeuristic=h(t.view.state.viewingMode,t.view.groundView,t.view.renderCoordsHelper.spatialReference)}initialize(){const t=()=>this._updateNearFar();this.addHandles([s(()=>[this.view.constraints.clipDistance.near,this.view.constraints.clipDistance.far],()=>this._clipDistanceNearFarChanged()),this.view.state.events.on("before-camera-change",({camera:t,sceneDepthRange:i})=>this._updateCameraNearFar(t,i)),s(()=>this.view.constraints.clipDistance.mode,t),s(()=>this.view.stage.renderer.sceneDepthRange.value,t,n),s(()=>this.view.renderDataExtent,t,n),s(()=>this.view.groundView.visibleElevationRange,t,n),s(()=>[this.view.constraints.altitude.min,this.view.constraints.altitude.max],()=>this._updateAltitude(),n),s(()=>this.view.constraints.tilt.max,()=>this._updateTiltMax(),n),s(()=>this.view.constraints.tilt.mode,()=>this._updateTilt(),n),s(()=>this.view.state?.camera,()=>this._updateTiltAutoMax(),n),s(()=>[this.view.map?.ground?.navigationConstraint?.type,this.view.state.constraints.collision.enabled],()=>this._updateCollision(),n)]),this.view.state.isLocal&&this.addHandles(s(()=>this.view.renderDataExtent,t=>this._updateLocalSurfaceDistance(t),r)),this._updateNearFar(),2!==this.view.state.viewingMode&&this._updateAltitude(),this._updateTilt(),this._updateCollision(),this._set("surfaceCollisionConstraint",new p({view:this.view}))}destroy(){this.surfaceCollisionConstraint&&(this.surfaceCollisionConstraint.destroy(),this._set("surfaceCollisionConstraint",null))}_clipDistanceNearFarChanged(){const t=this.view.constraints.clipDistance;"auto"!==t.mode&&this.view.state.updateCamera(i=>v(i,t))}_updateNearFar(){this.view.state.updateCamera(t=>this._updateCameraNearFar(t))}_updateCameraNearFar(t,i){const e=this.view.constraints.clipDistance;"manual"===e.mode?v(t,e):this._updateCameraNearFarAuto(t,e,i)}_updateCameraNearFarAuto(t,i,e=this.view.stage.renderer.sceneDepthRange.value){const a=u(this.view,t.eye),s=this.nearFarHeuristic.compute(t,this.view.renderDataExtent,e,a);t.near=s.near,t.far=s.far,i&&i.autoUpdate(t.near,t.far)}_updateCollision(){const t=this.view.map?.ground?.navigationConstraint?.type,i=!t||"stay-above"===t,e=this.view.state.constraints.collision;if(i!==e.enabled){e.enabled=i,i&&this._reapplyConstraints(8);"auto"===this.view.constraints.tilt.mode&&this._updateTiltAuto()}}_updateAltitude(){const t=this.view.constraints.altitude;1===this.view.state.viewingMode?this.view.state.constraints.altitude={min:t.min,max:t.max}:this.view.state.constraints.altitude=null,this._reapplyConstraints()}_updateTiltMax(){const t=this.view.constraints.tilt;"auto"!==t.mode&&(this._updateTiltManual(t),this._reapplyConstraints())}_updateTilt(){const t=this.view.constraints.tilt;"manual"===t.mode?this._updateTiltManual(t):this._updateTiltAuto(),this._reapplyConstraints()}_updateTiltManual(t){const i=this.view.state.constraints;i.tilt=i.createConstantMaxTilt(e(t.max))}_updateTiltAuto(){const t=this.view.state.constraints;t.tilt=t.createDefaultTilt(),this._updateTiltAutoMax()}_updateTiltAutoMax(){const t=this.view.constraints.tilt;if("auto"!==t.mode)return;const i=this.view.state.constraints;if(i.tilt){const e=i.tilt(this.view.state.camera.distance).max;t.autoUpdate(a(e))}}_updateLocalSurfaceDistance(t){if(null==t)return;let i=Math.max(t.width,t.height);if(i<=0)return;null!=t.zmax&&null!=t.zmin&&(i=Math.max(i,t.zmax-t.zmin));const e=this.view.state,a=3*i/Math.atan(e.camera.fov/2);a!==e.constraints.distance&&(e.constraints.distance=a)}_reapplyConstraints(t=15){this.view.state.updateCamera(i=>c(this.view,i,new d(t,0,null)))}};function v(t,i){i&&(t.near=i.near,t.far=i.far)}t([o({constructOnly:!0})],m.prototype,"view",void 0),t([o({readOnly:!0})],m.prototype,"surfaceCollisionConstraint",void 0),m=t([l("esri.views.3d.state.ConstraintsManager")],m);export{m as ConstraintsManager};