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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center: { lat: 31.510541, lng: 117.283546, alt: 46240, heading: 2, pitch: -49 }
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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Graphic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 primitive = new mars3d.graphic.PolylineVolumePrimitive({
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positions: [
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[117.220337, 31.832987, 42.8],
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[117.220242, 31.835234, 45.6],
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[117.216263, 31.835251, 39.3],
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[117.217219, 31.819929, 35.8],
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[117.223096, 31.818342, 29.8],
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[117.249686, 31.818964, 40.1],
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[117.263171, 31.816664, 35.2],
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[117.278695, 31.816107, 35.5],
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[117.279826, 31.804185, 34.5],
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[117.286308, 31.804112, 29.2],
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[117.28621, 31.801059, 24.6]
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],
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style: {
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radius: 80,
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shape: "pipeline",
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color: "#ffff00",
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opacity: 0.4,
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label: {
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text: "我是管道",
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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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attr: { remark: "示例1" }
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})
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graphicLayer.addGraphic(primitive) // primitive.addTo(graphicLayer) //另外一种写法
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initGraphicManager(primitive)
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}
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function addDemoGraphic2(graphicLayer) {
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const primitive = new mars3d.graphic.PolylineVolumePrimitive({
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positions: [
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[117.172852, 31.862736, 33.69],
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[117.251461, 31.856011, 26.44]
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],
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style: {
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shape: "pipeline",
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radius: 80,
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color: "#00ffff",
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closed: false
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},
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attr: { remark: "示例2" }
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})
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graphicLayer.addGraphic(primitive) // primitive.addTo(graphicLayer) //另外一种写法
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}
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function addDemoGraphic3(graphicLayer) {
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const primitive = new mars3d.graphic.PolylineVolumePrimitive({
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positions: [
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[117.358187, 31.838662, 12.23],
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[117.4384, 31.819405, 11.78]
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],
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style: {
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shape: "circle",
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radius: 80,
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material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.LineFlow, {
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color: "#1a9850",
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image: "img/textures/fence-line.png",
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speed: 10,
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repeat_x: 6
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}),
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cornerType: Cesium.CornerType.BEVELED
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},
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attr: { remark: "示例3" }
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})
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graphicLayer.addGraphic(primitive) // primitive.addTo(graphicLayer) //另外一种写法
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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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// 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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// 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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text: "计算长度",
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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("该对象的长度为:" + strDis)
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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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}
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