thematic-earth/joe/catalog/great-circles.class.js

HTML-based, whole-Earth thematic maps using locally hosted data layers

/* Copyright (c) 2023 Read Write Tools. Legal use subject to the Thematic Earth Software License Agreement. */
import BaseSpatialFile from'../catalog/base-spatial-file.class.js';import GreatCircleFeature from'../features/great-circle-feature.class.js';import expect from'../dev/expect.js';export default class GreatCircles extends BaseSpatialFile{constructor(e,t){super(e),expect(t,'Array'),this.greatCircleFeatures=[],this.addFeatures(t),this.workingFeature=null,this.localPointsNeedGeoCoords=!0,this.localPointsNeedProjection=!0,this.localPointsNeedTransformation=!0,this.localPointsNeedPlacement=!0,this.thematicEarthElement.signal.broadcast('catalog/spatialFileAdded',{spatialFileType:'great-circles',routes:t}),Object.seal(this)}addFeatures(e){expect(e,'Array');for(let t=0;t<e.length;t++)this.addFeature(e[t].embarkation,e[t].destination)}addFeature(e,t){expect(e,'Object'),expect(t,'Object');var r=new GreatCircleFeature(this);return r.setEmbarkationPoint(e.name,e.latitude,e.longitude),r.setDestinationPoint(t.name,t.latitude,t.longitude),r.determineArcsAndWaypoints(),this.greatCircleFeatures.push(r),this.addFeatureToLookupMap(r),this.localPointsNeedGeoCoords=!0,this.thematicEarthElement.earth.invalidateCanvas(),r}removeFeature(e){for(let t=0;t<this.greatCircleFeatures.length;t++)if(this.greatCircleFeatures[t].featureId==e)return this.greatCircleFeatures[t].removeFeaturesFromMap(),this.greatCircleFeatures.splice(t,1),void this.removeFeatureFromLookupMap(e)}setPointA(e,t,r){if(expect(e,'String'),expect(t,['Number','String']),expect(r,['Number','String']),null==this.workingFeature&&(this.workingFeature=new GreatCircleFeature(this),this.greatCircleFeatures.push(this.workingFeature),this.addFeatureToLookupMap(this.workingFeature)),e=e||'A',this.workingFeature.setEmbarkationPoint(e,t,r),null!=this.workingFeature.destinationLatitude&&null!=this.workingFeature.destinationLongitude){this.workingFeature.determineArcsAndWaypoints();var a={featureId:this.workingFeature.featureId,embarkationName:this.workingFeature.embarkationName,destinationName:this.workingFeature.destinationName,distance:this.workingFeature.distance12};this.thematicEarthElement.signal.broadcast('greatCircles/distanceFeatureAdded',a),this.workingFeature=null}}setPointB(e,t,r){if(expect(e,'String'),expect(t,['Number','String']),expect(r,['Number','String']),null==this.workingFeature&&(this.workingFeature=new GreatCircleFeature(this),this.greatCircleFeatures.push(this.workingFeature),this.addFeatureToLookupMap(this.workingFeature)),e=e||'B',this.workingFeature.setDestinationPoint(e,t,r),null!=this.workingFeature.embarkationLatitude&&null!=this.workingFeature.embarkationLongitude){this.workingFeature.determineArcsAndWaypoints();var a={featureId:this.workingFeature.featureId,embarkationName:this.workingFeature.embarkationName,destinationName:this.workingFeature.destinationName,distance:this.workingFeature.distance12};this.thematicEarthElement.signal.broadcast('greatCircles/distanceFeatureAdded',a),this.workingFeature=null}}recomputeStyles(e,t,r,a){expect(e,'RenderClock'),expect(t,'Visualizer'),expect(r,'Layer'),expect(a,'Number'),super.recomputeStyles(e,t,r,(()=>{for(let i=0;i<this.greatCircleFeatures.length;i++){this.greatCircleFeatures[i].computeFeatureStyle(e,t,r.tessClassname,r.tessIdentifier,i,a)}}))}runCourtesyValidator(e,t,r){expect(e,'Visualizer'),expect(t,'Layer'),expect(r,'Number'),super.runCourtesyValidator((()=>{for(let a=0;a<this.greatCircleFeatures.length;a++){this.greatCircleFeatures[a].runCourtesyValidator(e,t.tessClassname,t.tessIdentifier,a,r)}}))}rotation(e,t){expect(e,'RenderClock'),expect(t,'GeocentricCoordinates'),super.rotation(e,t,(()=>{for(let r=0;r<this.greatCircleFeatures.length;r++){this.greatCircleFeatures[r].toGeoCoords(e,t)}}))}projection(e,t){expect(e,'RenderClock'),expect(t,'OrthographicProjection'),super.projection(e,t,(()=>{for(let r=0;r<this.greatCircleFeatures.length;r++){this.greatCircleFeatures[r].toPlane(e,t)}}))}transformation(e,t){expect(e,'RenderClock'),expect(t,'CartesianTransformation'),super.transformation(e,t,(()=>{for(let r=0;r<this.greatCircleFeatures.length;r++){this.greatCircleFeatures[r].toPixels(e,t)}}))}placement(e,t){expect(e,'RenderClock'),expect(t,'Viewport'),super.placement(e,t,(()=>{for(let r=0;r<this.greatCircleFeatures.length;r++){this.greatCircleFeatures[r].toViewportCanvas(e,t)}}))}drawLayer(e,t,r){expect(e,'RenderClock'),expect(t,'Earth'),expect(r,'Layer'),super.drawLayer(e,(()=>{for(let a=0;a<this.greatCircleFeatures.length;a++){this.greatCircleFeatures[a].drawFeature(e,t,r)}}))}discoverFeatures(e,t,r){for(let i=0;i<this.greatCircleFeatures.length;i++){var a=this.greatCircleFeatures[i].discoverFeatures(e,t,r);if(null!=a)return a}return null}}