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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let graphicFrustum
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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: 30.808451, lng: 116.295952, alt: 15993, heading: 2, pitch: -29 }
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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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}
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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 addDemoGraphic1(graphicLayer) {
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const position = [116.359147, 30.990366, 6000]
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// 加个飞机
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const graphicFJ = new mars3d.graphic.ModelPrimitive({
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position: position,
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style: {
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url: "//data.mars3d.cn/gltf/mars/feiji.glb",
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scale: 1,
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minimumPixelSize: 50,
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heading: 150
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},
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attr: { remark: "示例1" }
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})
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graphicLayer.addGraphic(graphicFJ)
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// 四凌锥追踪体
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graphicFrustum = new mars3d.graphic.FrustumPrimitive({
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position: position,
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targetPosition: [116.317411, 30.972581, 1439.7], // 可选
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style: {
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angle: 10,
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// length: 4000, //targetPosition存在时无需传
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color: "#02ff00",
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opacity: 0.4,
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outline: true,
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outlineColor: "#ffffff",
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outlineOpacity: 1.0
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},
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asynchronous: false
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})
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graphicLayer.addGraphic(graphicFrustum)
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}
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function addDemoGraphic2(graphicLayer) {
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const graphic = new mars3d.graphic.FrustumPrimitive({
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position: [116.25813, 30.983059, 5000],
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style: {
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angle: 7,
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length: 4000,
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color: "#FF0000",
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opacity: 0.4,
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outline: true,
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outlineColor: "#ffffff",
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outlineOpacity: 1.0,
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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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asynchronous: false,
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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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// 加个卫星
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const graphicFJ = new mars3d.graphic.ModelPrimitive({
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position: [116.303349, 31.070789, 7000],
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style: {
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url: "//data.mars3d.cn/gltf/mars/weixin.gltf",
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scale: 1,
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minimumPixelSize: 50,
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heading: 70
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},
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attr: { remark: "示例3" }
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})
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graphicLayer.addGraphic(graphicFJ)
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const graphic = new mars3d.graphic.FrustumPrimitive({
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position: [116.303349, 31.070789, 7000],
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style: {
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angle: 10,
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angle2: 0.01,
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length: 7000,
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heading: 70,
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color: "#00ffff",
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opacity: 0.7
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},
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asynchronous: false
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})
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graphicLayer.addGraphic(graphic)
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}
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// 追踪目标点
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export function onClickSelPoint() {
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map.graphicLayer.startDraw({
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type: "point",
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style: {
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pixelSize: 8,
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color: "#ffff00"
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},
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success: function (graphic) {
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const position = graphic.positionShow
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map.graphicLayer.clear()
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graphicFrustum.targetPosition = position
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}
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})
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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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}
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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: "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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