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| import * as mars3d from "mars3d"
|
| export let map // mars3d.Map三维地图对象
|
| // 需要覆盖config.json中地图属性参数（当前示例框架中自动处理合并）
| export const mapOptions = {
| scene: {
| center: { lat: 11.135847, lng: 127.745201, alt: 24250944, heading: 53, pitch: -90 },
| mapMode2D: Cesium.MapMode2D.ROTATE, // 二三维场景切换黑影
| clock: {
| currentTime: "2021-01-01T11:55:00Z",
| multiplier: 150 // 速度
| },
| cameraController: {
| maximumZoomDistance: 9000000000,
| constrainedAxis: false // 解除在南北极区域鼠标操作限制
| }
| },
| control: {
| clockAnimate: true, // 时钟动画控制(左下角)
| timeline: true, // 是否显示时间线控件
| compass: { top: "10px", left: "5px" }
| }
| }
|
| /**
| * 初始化地图业务，生命周期钩子函数（必须）
| * 框架在地图初始化完成后自动调用该函数
| * @param {mars3d.Map} mapInstance 地图对象
| * @returns {void} 无
| */
| export function onMounted(mapInstance) {
| map = mapInstance // 记录map map.toolbar.style.bottom = "55px"// 修改toolbar控件的样式
|
| addGraphicLayer()
| }
|
| /**
| * 释放当前地图业务的生命周期函数
| * @returns {void} 无
| */
| export function onUnmounted() {
| map = null
| }
|
| function addGraphicLayer() {
| // 创建矢量数据图层
| const graphicLayer = new mars3d.layer.GraphicLayer()
| map.addLayer(graphicLayer)
| // 取数据
| const property = getDynamicProperty()
|
| // 绘制轨道
| const graphic = new mars3d.graphic.PathEntity({
| position: property,
| orientation: new Cesium.VelocityOrientationProperty(property),
| style: {
| leadTime: 0,
| resolution: 1,
| material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.PolylineGlow, {
| glowPower: 0.1,
| color: Cesium.Color.GREEN
| }),
| width: 10
| },
| model: {
| url: "//data.mars3d.cn/gltf/mars/weixin.gltf",
| scale: 1,
| minimumPixelSize: 90
| }
| })
| graphicLayer.addGraphic(graphic)
|
| // 视锥体 展示
| const satelliteSensor = new mars3d.graphic.SatelliteSensor({
| position: property,
| style: {
| sensorType: mars3d.graphic.SatelliteSensor.Type.Rect,
| angle1: 20,
| angle2: 10,
| pitch: 0,
| roll: 0,
| color: "rgba(110,245,0,0.5)"
| },
| trackedEntity: graphic,
| autoHeading: true // 是否自动角度，根据trackedEntity监听的卫星模型
| })
| graphicLayer.addGraphic(satelliteSensor)
|
| // satelliteSensor.trackedEntity = graphic
| }
|
| function getDynamicProperty() {
| // 该数据是由后端计算返回的轨道信息
| const wxdata = [
| {
| time: "2021-01-01T11:55:00Z",
| x: -134.648939681369,
| y: -16.7002098082909,
| z: 1116015.99646736
| },
| {
| time: "2021-01-01T11:58:20Z",
| x: -136.899721614564,
| y: -5.57109779324382,
| z: 1114660.42260167
| },
| {
| time: "2021-01-01T12:01:40Z",
| x: -139.097755346946,
| y: 5.5661675014342,
| z: 1114652.53771041
| },
| {
| time: "2021-01-01T12:05:00Z",
| x: -141.348494748721,
| y: 16.6953271278176,
| z: 1115992.62270236
| },
| {
| time: "2021-01-01T12:08:20Z",
| x: -143.774623333805,
| y: 27.7998266828718,
| z: 1118477.29262629
| },
| {
| time: "2021-01-01T12:11:40Z",
| x: -146.56364947549,
| y: 38.8612791867078,
| z: 1121731.48352323
| },
| {
| time: "2021-01-01T12:15:00Z",
| x: -150.074587947037,
| y: 49.8538696199919,
| z: 1125266.75027392
| },
| {
| time: "2021-01-01T12:18:20Z",
| x: -155.164247872234,
| y: 60.7243205344318,
| z: 1128555.88185048
| },
| {
| time: "2021-01-01T12:21:40Z",
| x: -164.565295557077,
| y: 71.3021698947674,
| z: 1131111.78312013
| },
| {
| time: "2021-01-01T12:25:00Z",
| x: 168.08311253827,
| y: 80.6216347342535,
| z: 1132558.81749868
| },
| {
| time: "2021-01-01T12:28:20Z",
| x: 90.2490230895946,
| y: 81.5572161531476,
| z: 1132686.79200749
| },
| {
| time: "2021-01-01T12:31:40Z",
| x: 57.1447486006726,
| y: 72.6931112200722,
| z: 1131480.71852334
| },
| {
| time: "2021-01-01T12:35:00Z",
| x: 46.6265974503472,
| y: 62.1897990251119,
| z: 1129122.78290078
| },
| {
| time: "2021-01-01T12:38:20Z",
| x: 41.1892143509244,
| y: 51.3446936437554,
| z: 1125966.29999715
| },
| {
| time: "2021-01-01T12:41:40Z",
| x: 37.5323471372029,
| y: 40.3652635518961,
| z: 1122484.77649625
| }
| ]
|
| const property = new Cesium.SampledPositionProperty()
| property.forwardExtrapolationType = Cesium.ExtrapolationType.HOLD
|
| for (let z = 0; z < wxdata.length; z++) {
| const item = wxdata[z]
|
| const thisTime = Cesium.JulianDate.fromIso8601(item.time)
| const position = Cesium.Cartesian3.fromDegrees(item.x, item.y, item.z)
|
| // 添加每一个链接点的信息，到达的时间以及坐标位置
| property.addSample(thisTime, position)
| }
| property.setInterpolationOptions({
| interpolationDegree: 2,
| interpolationAlgorithm: Cesium.LagrangePolynomialApproximation
| })
|
| return property
| }
|
|
