import * as mars3d from "mars3d"
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export let map // mars3d.Map三维地图对象
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let weixin
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let graphicLayer
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let graphicTriangle
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// 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）
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export const mapOptions = {
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scene: {
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// 此处参数会覆盖config.json中的对应配置
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center: { lat: 5.459746, lng: 68.238291, alt: 36261079, heading: 143, pitch: -89 },
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cameraController: {
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zoomFactor: 3.0,
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minimumZoomDistance: 1000,
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maximumZoomDistance: 300000000,
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constrainedAxis: false // 解除在南北极区域鼠标操作限制
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}
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},
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control: {
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clockAnimate: true, // 时钟动画控制(左下角)
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timeline: true, // 是否显示时间线控件
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compass: { top: "10px", left: "5px" }
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}
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}
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export const eventTarget = new mars3d.BaseClass() // 事件对象，用于抛出事件到面板中
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/**
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* 初始化地图业务，生命周期钩子函数（必须）
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* 框架在地图初始化完成后自动调用该函数
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* @param {mars3d.Map} mapInstance 地图对象
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* @returns {void} 无
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*/
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export function onMounted(mapInstance) {
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map = mapInstance // 记录map
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map.toolbar.style.bottom = "55px" // 修改toolbar控件的样式
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// 创建矢量数据图层
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graphicLayer = new mars3d.layer.GraphicLayer()
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map.addLayer(graphicLayer)
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addSatellite()
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}
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/**
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* 释放当前地图业务的生命周期函数
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* @returns {void} 无
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*/
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export function onUnmounted() {
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map = null
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}
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function addSatellite() {
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graphicLayer.on(mars3d.EventType.click, function (event) {
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console.log("单击了卫星", event)
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})
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graphicLayer.bindPopup(function (event) {
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const attr = event.graphic.attr || {}
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attr["类型"] = event.graphic.type
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attr["备注"] = "我支持鼠标交互"
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return mars3d.Util.getTemplateHtml({ title: "卫星图层", template: "all", attr: attr })
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})
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weixin = new mars3d.graphic.Satellite({
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name: "GAOFEN 1",
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tle1: "1 39150U 13018A 21180.50843864 .00000088 00000-0 19781-4 0 9997",
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tle2: "2 39150 97.8300 252.9072 0018449 344.7422 15.3253 14.76581022440650",
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model: {
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url: "//data.mars3d.cn/gltf/mars/weixin.gltf",
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scale: 1,
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minimumPixelSize: 90
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},
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cone: {
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sensorType: mars3d.graphic.SatelliteSensor.Type.Rect,
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angle1: 10,
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angle2: 0.01,
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color: "#6ef500",
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opacity: 0.5,
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show: false
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},
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path: {
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color: "#00ff00",
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opacity: 0.5,
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width: 1,
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show: true
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}
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})
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graphicLayer.addGraphic(weixin)
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// 卫星朝向的中线地面点
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const graphic = new mars3d.graphic.PolylineEntity({
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positions: new Cesium.CallbackProperty(() => {
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const pt1 = weixin.position
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const pt2 = weixin.groundPosition
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if (!pt1 || !pt2) {
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return []
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}
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return [pt1, pt2]
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}, false),
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style: {
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width: 2,
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color: "#ff0000",
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arcType: Cesium.ArcType.NONE
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}
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})
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graphicLayer.addGraphic(graphic)
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setTimeout(() => {
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weixin.flyTo({
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radius: 900000, // 距离目标点的距离
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pitch: -60 // 相机方向
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})
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}, 3000)
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const weixinData = {}
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weixinData.name = weixin.name
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weixinData.tle1 = weixin.options.tle1
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weixinData.tle2 = weixin.options.tle2
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// 显示实时坐标和时间
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weixin.on(mars3d.EventType.change, (e) => {
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const date = Cesium.JulianDate.toDate(map.clock.currentTime)
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weixinData.time = mars3d.Util.formatDate(date, "yyyy-MM-dd HH:mm:ss")
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if (weixin.position) {
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const point = mars3d.LngLatPoint.fromCartesian(weixin.position)
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weixinData.td_jd = point.lng
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weixinData.td_wd = point.lat
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weixinData.td_gd = mars3d.MeasureUtil.formatDistance(point.alt)
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eventTarget.fire("satelliteChange", { weixinData })
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}
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})
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}
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export function centerPoint(angle1) {
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if (graphicTriangle) {
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graphicTriangle.show = false
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}
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graphicTriangle = new mars3d.graphic.PolylineEntity({
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positions: new Cesium.CallbackProperty(function (time) {
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const pt1 = weixin.position
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const hpr = new Cesium.HeadingPitchRoll(
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Cesium.Math.toRadians(weixin.heading),
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Cesium.Math.toRadians(weixin.pitch),
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Cesium.Math.toRadians(weixin.roll + angle1)
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)
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const ptLeft = mars3d.PointUtil.getRayEarthPosition(pt1, hpr, true)
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const hdr2 = new Cesium.HeadingPitchRoll(
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Cesium.Math.toRadians(weixin.heading),
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Cesium.Math.toRadians(weixin.pitch),
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Cesium.Math.toRadians(weixin.roll - angle1)
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)
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const ptRight = mars3d.PointUtil.getRayEarthPosition(pt1, hdr2, true)
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if (!ptRight || !ptLeft) {
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return []
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}
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return [ptLeft, pt1, ptRight, ptLeft]
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}, false),
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style: {
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width: 2,
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color: "#0000ff",
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arcType: Cesium.ArcType.NONE
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}
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})
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graphicLayer.addGraphic(graphicTriangle)
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}
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// 俯仰角
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export function pitchChange(value) {
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weixin.pitch = value
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}
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// 左右角
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export function rollChange(value) {
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weixin.roll = value
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}
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export function angle(value) {
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weixin.angle1 = value
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centerPoint(weixin.angle1)
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}
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export function chkShowModelMatrix(val) {
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weixin.coneShow = val // 显示关闭视锥体
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}
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export function locate() {
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weixin.flyTo()
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}
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