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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// 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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fxaa: true,
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center: { lat: 30.851105, lng: 116.352067, alt: 1116, heading: 349, pitch: -27 }
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}
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}
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export const eventTarget = new mars3d.BaseClass()
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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.basemap = 2017 // 蓝色底图
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map.fixedLight = true // 固定光照，避免gltf模型随时间存在亮度不一致。
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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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}
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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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graphicLayer.remove()
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graphicLayer = null
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}
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function addDemoGraphic1(graphicLayer) {
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const graphic = new mars3d.graphic.ModelEntity({
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name: "消防员",
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position: [116.346929, 30.861947, 401.34],
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style: {
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url: "//data.mars3d.cn/gltf/mars/firedrill/xiaofangyuan-run.gltf",
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scale: 20,
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minimumPixelSize: 50,
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heading: 90,
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distanceDisplayCondition: true,
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distanceDisplayCondition_near: 0,
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distanceDisplayCondition_far: 10000,
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distanceDisplayPoint: {
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// 当视角距离超过 10000米(distanceDisplayCondition_far定义的) 后显示为点对象的样式
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color: "#00ff00",
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pixelSize: 8
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},
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label: {
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text: "我是原始的",
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font_size: 18,
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color: "#ffffff",
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pixelOffsetY: -50,
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distanceDisplayCondition: true,
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distanceDisplayCondition_far: 10000,
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distanceDisplayCondition_near: 0
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}
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},
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attr: { remark: "示例1" }
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})
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graphicLayer.addGraphic(graphic)
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// 演示个性化处理graphic
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initGraphicManager(graphic)
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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 = [116.348587, 30.859472, 373.8]
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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 addDemoGraphic2(graphicLayer) {
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const graphic = new mars3d.graphic.ModelEntity({
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name: "风机",
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position: [116.35104, 30.86225, 374.4],
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style: {
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url: "//data.mars3d.cn/gltf/mars/fengche.gltf",
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heading: 270,
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scale: 30,
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minimumPixelSize: 100,
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silhouette: false,
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distanceDisplayCondition: true,
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distanceDisplayCondition_near: 0,
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distanceDisplayCondition_far: 9000,
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distanceDisplayBillboard: {
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// 当视角距离超过 9000米(distanceDisplayCondition_far定义的) 后显示为图标对象的样式
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image: "img/marker/303.png",
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scale: 1
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},
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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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silhouette: true,
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silhouetteColor: "#00ffff",
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silhouetteSize: 3
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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)
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}
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function addDemoGraphic3(graphicLayer) {
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const graphic = new mars3d.graphic.ModelEntity({
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name: "汽车",
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position: [116.349194, 30.864603, 376.58],
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style: {
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url: "//data.mars3d.cn/gltf/mars/qiche.gltf",
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scale: 0.5,
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minimumPixelSize: 50,
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silhouette: false,
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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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silhouette: true,
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silhouetteColor: "#ff0000",
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silhouetteSize: 4
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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)
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}
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function addDemoGraphic4(graphicLayer) {
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const propertyFJ = getSampledPositionProperty([
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[116.341348, 30.875522, 500],
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[116.341432, 30.871815, 500],
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[116.347965, 30.866654, 500],
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[116.352154, 30.855531, 500],
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[116.341181, 30.85326, 500],
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[116.334609, 30.856601, 500],
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[116.337695, 30.866505, 500],
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[116.345018, 30.870448, 500],
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[116.345028, 30.870436, 500]
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])
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// 飞机
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const graphicModel = new mars3d.graphic.ModelEntity({
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position: propertyFJ,
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orientation: new Cesium.VelocityOrientationProperty(propertyFJ),
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style: {
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url: "//data.mars3d.cn/gltf/mars/wrj.glb",
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scale: 0.1,
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minimumPixelSize: 20
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},
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attr: { remark: "示例4" },
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hasEdit: false
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})
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graphicLayer.addGraphic(graphicModel)
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}
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// 计算演示的SampledPositionProperty轨迹
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function getSampledPositionProperty(points) {
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const property = new Cesium.SampledPositionProperty()
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property.forwardExtrapolationType = Cesium.ExtrapolationType.HOLD
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const start = map.clock.currentTime
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const positions = mars3d.LngLatArray.toCartesians(points)
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for (let i = 0; i < positions.length; i++) {
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const time = Cesium.JulianDate.addSeconds(start, i * 20, new Cesium.JulianDate())
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const position = positions[i]
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property.addSample(time, position)
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}
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return property
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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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}
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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: "model",
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style: {
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scale: 10,
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url: "//data.mars3d.cn/gltf/mars/firedrill/xiaofangche.gltf",
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label: {
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// 不需要文字时，去掉label配置即可
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text: "可以同时支持文字",
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font_size: 20,
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color: "#ffffff",
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outline: true,
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outlineColor: "#000000",
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pixelOffsetY: -20
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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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