import * as mars3d from "mars3d"
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export let map // mars3d.Map三维地图对象
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export let graphicLayer // 矢量图层对象
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export const eventTarget = new mars3d.BaseClass()
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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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center: { lat: 30.740724, lng: 116.363055, alt: 23499, heading: 351, pitch: -54 }
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}
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}
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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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// 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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bindLayerEvent() // 对图层绑定相关事件
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bindLayerPopup() // 在图层上绑定popup,对所有加到这个图层的矢量数据都生效
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bindLayerContextMenu() // 在图层绑定右键菜单,对所有加到这个图层的矢量数据都生效
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// 加一些演示数据
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addDemoGraphic1(graphicLayer)
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addDemoGraphic2(graphicLayer)
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addDemoGraphic3(graphicLayer)
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addDemoGraphic4(graphicLayer)
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addDemoGraphic5(graphicLayer)
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addDemoGraphic6(graphicLayer)
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addDemoGraphic7(graphicLayer)
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addDemoGraphic8(graphicLayer)
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// addDemoGraphic9(graphicLayer)
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addDemoGraphic10(graphicLayer)
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addDemoGraphic11(graphicLayer)
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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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//
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function addDemoGraphic1(graphicLayer) {
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const graphic = new mars3d.graphic.CircleEntity({
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position: [116.253946, 30.865476, 881.9],
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style: {
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radius: 800.0,
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color: "#00ff00",
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opacity: 0.3,
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outline: true,
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outlineWidth: 3,
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outlineColor: "#ffffff",
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clampToGround: true
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},
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attr: { remark: "示例1" }
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})
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graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
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// 演示个性化处理graphic
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initGraphicManager(graphic)
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}
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//
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function addDemoGraphic2(graphicLayer) {
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const graphic = new mars3d.graphic.CircleEntity({
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position: [116.244399, 30.920459],
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style: {
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radius: 2000,
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height: 200,
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.CircleWave, {
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color: "#ffff00",
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count: 2,
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speed: 20
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}),
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label: {
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text: "我是原始的\n测试换行",
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font_size: 18,
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color: "#ffffff",
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pixelOffsetY: -10,
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distanceDisplayCondition: true,
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distanceDisplayCondition_far: 500000,
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distanceDisplayCondition_near: 0
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}
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},
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attr: { remark: "示例2" }
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})
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graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
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// graphic转geojson
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const geojson = graphic.toGeoJSON()
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console.log("转换后的geojson", geojson)
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addGeoJson(geojson, graphicLayer)
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}
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// 添加单个geojson为graphic，多个直接用graphicLayer.loadGeoJSON
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function addGeoJson(geojson, graphicLayer) {
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const graphicCopy = mars3d.Util.geoJsonToGraphics(geojson)[0]
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delete graphicCopy.attr
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// 新的坐标
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graphicCopy.position = [116.301991, 30.933872, 624.03]
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graphicCopy.style.label = graphicCopy.style.label || {}
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graphicCopy.style.label.text = "我是转换后生成的"
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graphicLayer.addGraphic(graphicCopy)
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}
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function addDemoGraphic3(graphicLayer) {
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const graphic = new mars3d.graphic.CircleEntity({
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position: new mars3d.LngLatPoint(116.392526, 30.903729, 933.55),
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style: {
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radius: 1500.0,
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diffHeight: 1000.0,
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color: "#00ff00",
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opacity: 0.3,
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rotationDegree: 45,
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label: { text: "鼠标移入会高亮", pixelOffsetY: -30 },
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// 高亮时的样式（默认为鼠标移入，也可以指定type:'click'单击高亮），构造后也可以openHighlight、closeHighlight方法来手动调用
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highlight: {
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opacity: 0.8
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}
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},
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attr: { remark: "示例3" }
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})
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graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
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}
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function addDemoGraphic4(graphicLayer) {
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const graphic = new mars3d.graphic.CircleEntity({
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position: new mars3d.LngLatPoint(116.329199, 30.881595, 390.3),
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style: {
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radius: 1500.0,
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.CircleWave, {
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// color: "#ff0000",
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color: new Cesium.CallbackProperty(function () {
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return Cesium.Color.BLUE
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}, false),
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count: 1, // 单个圆圈
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speed: 20
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})
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},
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attr: { remark: "示例4" }
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})
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graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
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}
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function addDemoGraphic5(graphicLayer) {
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let _rotation = Math.random()
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const graphic = new mars3d.graphic.CircleEntity({
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position: new mars3d.LngLatPoint(116.37617, 30.847384, 396.12),
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style: {
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radius: 1500.0,
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clampToGround: false,
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// 扫描材质
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.CircleScan, {
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image: "img/textures/circle-scan.png",
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color: "#5fc4ee",
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opacity: 1.0
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}),
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stRotation: new Cesium.CallbackProperty(function (e) {
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_rotation -= 0.1
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return _rotation
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}, false),
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classificationType: Cesium.ClassificationType.BOTH
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},
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attr: { remark: "示例5" }
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})
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graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
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}
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function addDemoGraphic6(graphicLayer) {
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let _rotation = Math.random()
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const graphic = new mars3d.graphic.CircleEntity({
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position: new mars3d.LngLatPoint(116.326329, 30.84786, 421.7),
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style: {
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radius: 1000.0,
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// 扫描材质
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.CircleScan, {
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image: "img/textures/circle-two.png",
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color: "#ffff00"
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}),
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stRotation: new Cesium.CallbackProperty(function (e) {
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_rotation += 0.1
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return _rotation
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}, false)
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},
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attr: { remark: "示例6" },
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hasEdit: false // 不允许编辑
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})
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graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
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}
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function addDemoGraphic7(graphicLayer) {
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let currentRadius = 1
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const duration = 5000 // 毫秒
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const maxRadius = 2000 // 米
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const graphic = new mars3d.graphic.CircleEntity({
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position: new mars3d.LngLatPoint(116.271298, 30.831822, 634),
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style: {
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semiMajorAxis: new Cesium.CallbackProperty(function (event) {
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currentRadius += (1000 / duration) * 50
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if (currentRadius > maxRadius) {
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currentRadius = 1
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}
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return currentRadius
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}, false),
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semiMinorAxis: new Cesium.CallbackProperty(function (event) {
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return currentRadius
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}, false),
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// 扫描材质
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.CircleScan, {
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image: "img/textures/poly-hexa.png",
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color: "#ff0000",
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opacity: 1.0
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})
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},
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attr: { remark: "示例7" }
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})
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graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
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}
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function addDemoGraphic8(graphicLayer) {
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const canvasCollection = document.createElement("canvas")
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canvasCollection.setAttribute("width", "800px")
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canvasCollection.setAttribute("height", "800px")
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let rotation = 0
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const step = -0.02
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const graphic = new mars3d.graphic.CircleEntity({
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position: new mars3d.LngLatPoint(116.326672, 30.811903, 605),
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style: {
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radius: 2000,
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rotation: new Cesium.CallbackProperty(() => {
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rotation -= step
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return rotation
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}, false),
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stRotation: new Cesium.CallbackProperty(() => {
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rotation -= step
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return rotation
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}, false),
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material: new Cesium.ImageMaterialProperty({
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image: new Cesium.CallbackProperty(() => {
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const context = canvasCollection.getContext("2d")
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context.clearRect(0, 0, canvasCollection.width, canvasCollection.height) // 清空画布
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const scanColor0 = "rgba(0,255,255,1)"
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const scanColorTmp = scanColor0.split(",")
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scanColorTmp[3] = "0)"
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const scanColor1 = scanColorTmp.join()
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const grd = context.createLinearGradient(175, 100, canvasCollection.width, canvasCollection.height / 2)
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grd.addColorStop(0, scanColor0)
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grd.addColorStop(1, scanColor1)
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context.fillStyle = grd
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context.beginPath()
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context.moveTo(400, 400)
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context.arc(400, 400, 400, (-30 / 180) * Math.PI, (0 / 180) * Math.PI)
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context.fill()
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const newImg = new Image(canvasCollection.width, canvasCollection.height)
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newImg.src = canvasCollection.toDataURL("image/png")
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return newImg
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}, false),
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transparent: true
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})
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},
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attr: { remark: "示例8" }
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})
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graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
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}
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function addDemoGraphic9(graphicLayer) {
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let lastPosition
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let lastHeight = 0
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const circleEntity = new mars3d.graphic.CircleEntity({
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position: new Cesium.CallbackProperty(function (time) {
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const center = map.getCenter()
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if (center) {
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lastHeight = center.alt + 10
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lastPosition = center.toCartesian()
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}
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return lastPosition
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}, false),
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style: {
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material: "img/tietu/bagua.png",
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radius: 500,
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// height: new Cesium.CallbackProperty(function (time) {
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// return lastHeight
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// }, false)
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clampToGround: true
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},
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attr: { remark: "示例9" },
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hasEdit: false
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})
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graphicLayer.addGraphic(circleEntity)
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}
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function addDemoGraphic10(graphicLayer) {
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const graphic = new mars3d.graphic.CircleEntity({
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position: new mars3d.LatLngPoint(116.365776, 30.963614, 1090.7),
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style: {
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radius: 500,
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opacity: 0.4,
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color: "#02D4FD",
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outline: false,
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outlineColor: "#8A99B4",
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outlineWidth: 2,
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outlineOpacity: 1,
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clampToGround: true
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}
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})
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graphicLayer.addGraphic(graphic)
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let newRadius = 500
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graphic.radius = new Cesium.CallbackProperty(function (time) {
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if (newRadius < 2000) {
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newRadius += 10
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}
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return newRadius
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}, false)
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}
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function addDemoGraphic11(graphicLayer) {
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let alpha = 1
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let biaoshi = true
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const graphic = new mars3d.graphic.CircleEntity({
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position: new mars3d.LatLngPoint(116.261813, 30.9766, 1310.1),
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style: {
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radius: 900,
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material: new Cesium.ColorMaterialProperty(
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new Cesium.CallbackProperty(function () {
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if (biaoshi) {
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alpha = alpha - 0.05
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if (alpha <= 0) {
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biaoshi = false // hide
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}
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} else {
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alpha = alpha + 0.05
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if (alpha >= 1) {
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biaoshi = true // show
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}
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}
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return Cesium.Color.RED.withAlpha(alpha)
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}, false)
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)
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}
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})
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graphicLayer.addGraphic(graphic)
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}
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// 在图层级处理一些事物
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function bindLayerEvent() {
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// 在layer上绑定监听事件
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graphicLayer.on(mars3d.EventType.click, function (event) {
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console.log("监听layer，单击了矢量对象", event)
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})
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/* graphicLayer.on(mars3d.EventType.mouseOver, function (event) {
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console.log("监听layer，鼠标移入了矢量对象", event)
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})
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graphicLayer.on(mars3d.EventType.mouseOut, function (event) {
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console.log("监听layer，鼠标移出了矢量对象", event)
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}) */
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// 数据编辑相关事件， 用于属性弹窗的交互
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graphicLayer.on(mars3d.EventType.drawCreated, function (e) {
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eventTarget.fire("graphicEditor-start", e)
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})
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graphicLayer.on(
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[mars3d.EventType.editStart, mars3d.EventType.editMovePoint, mars3d.EventType.editStyle, mars3d.EventType.editRemovePoint],
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function (e) {
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eventTarget.fire("graphicEditor-update", e)
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}
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)
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graphicLayer.on([mars3d.EventType.editStop, mars3d.EventType.removeGraphic], function (e) {
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eventTarget.fire("graphicEditor-stop", e)
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})
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}
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// 在图层绑定Popup弹窗
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export function bindLayerPopup() {
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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["来源"] = "我是layer上绑定的Popup"
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attr["备注"] = "我支持鼠标交互"
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return mars3d.Util.getTemplateHtml({ title: "矢量图层", template: "all", attr: attr })
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})
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}
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// 绑定右键菜单
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export function bindLayerContextMenu() {
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graphicLayer.bindContextMenu([
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{
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text: "开始编辑对象",
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icon: "fa fa-edit",
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show: function (e) {
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const graphic = e.graphic
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if (!graphic || !graphic.startEditing) {
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return false
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}
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return !graphic.isEditing
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},
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callback: function (e) {
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const graphic = e.graphic
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if (!graphic) {
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return false
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}
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if (graphic) {
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graphicLayer.startEditing(graphic)
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}
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}
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},
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{
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text: "停止编辑对象",
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icon: "fa fa-edit",
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show: function (e) {
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const graphic = e.graphic
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if (!graphic) {
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return false
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}
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return graphic.isEditing
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},
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callback: function (e) {
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const graphic = e.graphic
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if (!graphic) {
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return false
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}
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if (graphic) {
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graphicLayer.stopEditing(graphic)
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}
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}
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},
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{
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text: "删除对象",
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icon: "fa fa-trash-o",
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show: (event) => {
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const graphic = event.graphic
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if (!graphic || graphic.isDestroy) {
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return false
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} else {
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return true
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}
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},
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callback: function (e) {
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const graphic = e.graphic
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if (!graphic) {
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return
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}
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const parent = graphic._parent // 右击是编辑点时
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graphicLayer.removeGraphic(graphic)
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if (parent) {
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graphicLayer.removeGraphic(parent)
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}
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}
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},
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{
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text: "计算周长",
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icon: "fa fa-medium",
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callback: function (e) {
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const graphic = e.graphic
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const strDis = mars3d.MeasureUtil.formatDistance(graphic.distance)
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globalAlert("该对象的周长为:" + strDis)
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}
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},
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{
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text: "计算面积",
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icon: "fa fa-reorder",
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callback: function (e) {
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const graphic = e.graphic
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const strArea = mars3d.MeasureUtil.formatArea(graphic.area)
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globalAlert("该对象的面积为:" + strArea)
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}
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}
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])
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}
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export function updateLayerHasEdit(val) {
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graphicLayer.hasEdit = val
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}
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// 按钮事件
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export function startDrawGraphic() {
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// 开始绘制
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graphicLayer.startDraw({
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type: "circle",
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style: {
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color: "#ffff00",
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opacity: 0.6,
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clampToGround: false,
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outline: true,
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outlineWidth: 3,
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outlineColor: "#ffffff",
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label: {
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text: "我是火星科技",
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font_size: 18,
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color: "#ffffff",
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distanceDisplayCondition: true,
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distanceDisplayCondition_far: 500000,
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distanceDisplayCondition_near: 0
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}
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},
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drawShowRadius: true
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})
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}
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export function onClickDrawModelExtruded() {
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// 开始绘制
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graphicLayer.startDraw({
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type: "circle",
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style: {
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color: "#ff0000",
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opacity: 0.5,
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diffHeight: 600,
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highlight: {
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type: "click",
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opacity: 0.9
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}
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}
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})
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}
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// 也可以在单个Graphic上做个性化管理及绑定操作
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function initGraphicManager(graphic) {
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// 3.在graphic上绑定监听事件
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/* graphic.on(mars3d.EventType.click, function (event) {
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console.log("监听graphic，单击了矢量对象", event)
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})
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graphic.on(mars3d.EventType.mouseOver, function (event) {
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console.log("监听graphic，鼠标移入了矢量对象", event)
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})
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graphic.on(mars3d.EventType.mouseOut, function (event) {
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console.log("监听graphic，鼠标移出了矢量对象", event)
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}) */
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// 绑定Tooltip
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// graphic.bindTooltip('我是graphic上绑定的Tooltip') //.openTooltip()
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// 绑定Popup
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const inthtml = `<table style="width: auto;">
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<tr>
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<th scope="col" colspan="2" style="text-align:center;font-size:15px;">我是graphic上绑定的Popup </th>
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</tr>
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<tr>
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<td>提示：</td>
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<td>这只是测试信息，可以任意html</td>
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</tr>
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</table>`
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graphic.bindPopup(inthtml).openPopup()
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// 绑定右键菜单
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graphic.bindContextMenu([
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{
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text: "删除对象[graphic绑定的]",
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icon: "fa fa-trash-o",
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callback: function (e) {
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const graphic = e.graphic
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if (graphic) {
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graphic.remove()
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}
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}
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}
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])
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// 测试 颜色闪烁
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if (graphic.startFlicker) {
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graphic.startFlicker({
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time: 20, // 闪烁时长（秒）
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maxAlpha: 0.5,
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color: Cesium.Color.YELLOW,
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onEnd: function () {
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// 结束后回调
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}
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})
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}
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}
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