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@greenmice/ngx-cesium

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Angular library for working with Cesium.

github.com/greenmice-technologies/angular-cesium

greenmice-technologies/angular-cesium

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import { Injectable } from '@angular/core'; import { PrimitivesDrawerService } from '../primitives-drawer/primitives-drawer.service'; import { GeoUtilsService } from '../../geo-utils/geo-utils.service'; import * as i0 from "@angular/core"; import * as i1 from "../../cesium/cesium.service"; /** + This drawer is responsible for drawing an arc over the Cesium map. + This implementation uses simple PolylineGeometry and Primitive parameters. + This doesn't allow us to change the position, color, etc.. of the arc but setShow only. */ export class ArcDrawerService extends PrimitivesDrawerService { constructor(cesiumService) { super(Cesium.PolylineCollection, cesiumService); } _calculateArcPositions(cesiumProps) { const quality = cesiumProps.quality || 18; const delta = (cesiumProps.delta) / quality; const pointsArray = []; for (let i = 0; i < quality + 1; ++i) { const point = GeoUtilsService.pointByLocationDistanceAndAzimuth(cesiumProps.center, cesiumProps.radius, cesiumProps.angle + delta * i, true); pointsArray.push(point); } return pointsArray; } _calculateTriangle(cesiumProps) { return [ cesiumProps.center, GeoUtilsService.pointByLocationDistanceAndAzimuth(cesiumProps.center, cesiumProps.radius, cesiumProps.angle, true) ]; } _calculateArc(cesiumProps) { const arcPoints = this._calculateArcPositions(cesiumProps); return cesiumProps.drawEdges ? arcPoints.concat(this._calculateTriangle(cesiumProps)) : arcPoints; } add(cesiumProps) { cesiumProps.positions = this._calculateArc(cesiumProps); if (cesiumProps.color) { const material = Cesium.Material.fromType('Color'); material.uniforms.color = cesiumProps.color; cesiumProps.material = material; } return this._cesiumCollection.add(cesiumProps); } update(primitive, cesiumProps) { if (!cesiumProps.constantColor && cesiumProps.color && !primitive.material.uniforms.color.equals(cesiumProps.color)) { primitive.material.uniforms.color = cesiumProps.color; } primitive.width = cesiumProps.width !== undefined ? cesiumProps.width : primitive.width; primitive.show = cesiumProps.show !== undefined ? cesiumProps.show : primitive.show; primitive.distanceDisplayCondition = cesiumProps.distanceDisplayCondition !== undefined ? cesiumProps.distanceDisplayCondition : primitive.distanceDisplayCondition; primitive.positions = this._calculateArc(cesiumProps); return primitive; } static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.1.2", ngImport: i0, type: ArcDrawerService, deps: [{ token: i1.CesiumService }], target: i0.ɵɵFactoryTarget.Injectable }); } static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "17.1.2", ngImport: i0, type: ArcDrawerService }); } } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.1.2", ngImport: i0, type: ArcDrawerService, decorators: [{ type: Injectable }], ctorParameters: () => [{ type: i1.CesiumService }] }); //# 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