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: 31.473861, lng: 117.225929, alt: 52974, 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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}
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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.WallEntity({
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positions: [
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[117.154815, 31.853495],
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[117.181255, 31.854257],
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[117.182284, 31.848255],
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[117.184748, 31.840141],
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[117.180557, 31.835556],
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[117.180023, 31.833741],
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[117.166846, 31.833737],
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[117.155531, 31.833151],
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[117.154787, 31.835978],
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[117.151994, 31.839036],
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[117.150691, 31.8416],
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[117.151215, 31.844734]
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],
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style: {
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closure: true,
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diffHeight: 500,
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// 动画线材质
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.LineFlow, {
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image: "img/textures/fence.png",
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color: "#00ff00",
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speed: 10,
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axisY: true
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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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// 演示对graphic的个性化处理
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initGraphicManager(graphic)
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}
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function addDemoGraphic2(graphicLayer) {
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const graphic = new mars3d.graphic.WallEntity({
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positions: [
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[117.208302, 31.85757],
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[117.234234, 31.858263],
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[117.234261, 31.833317],
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[117.207414, 31.834541]
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],
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style: {
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closure: true,
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diffHeight: 500,
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// 动画线材质
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.LineFlow, {
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image: "img/textures/arrow.png",
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color: Cesium.Color.CHARTREUSE,
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repeat: new Cesium.Cartesian2(30, 1),
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speed: 20
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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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// 圆形时
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const positions = mars3d.PolyUtil.getEllipseOuterPositions({
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position: Cesium.Cartesian3.fromDegrees(117.276257, 31.866351, 19.57),
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radius: 1200, // 半径
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count: 50 // 共返回(count*4)个点
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})
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const graphic = new mars3d.graphic.WallEntity({
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positions: positions,
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style: {
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diffHeight: 800,
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closure: true,
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// 动画线材质
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.LineFlow, {
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image: "img/textures/fence.png",
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color: "#00ffff",
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speed: 10,
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axisY: true
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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 graphic = new mars3d.graphic.WallEntity({
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positions: [
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[117.229659, 31.908221],
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[117.240804, 31.908175]
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],
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style: {
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diffHeight: 700,
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.LineFlow, {
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// 动画线材质
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image: "img/textures/fence.png",
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axisY: true,
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color: "#ff0000",
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image2: "img/textures/tanhao.png",
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color2: "#ffff00",
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speed: 10
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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)
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}
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function addDemoGraphic5(graphicLayer) {
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const graphic = new mars3d.graphic.WallEntity({
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positions: [
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[117.153945, 31.881122, 36.4],
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[117.168352, 31.880147, 32.6],
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[117.178047, 31.885925, 29.25]
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],
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style: {
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diffHeight: 200,
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color: "#00ffff",
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opacity: 0.4,
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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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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5" }
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})
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graphicLayer.addGraphic(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.positions = [
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[117.105938, 31.883825, 43.6],
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[117.125006, 31.876243, 42.6],
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[117.135525, 31.882068, 39],
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[117.151507, 31.874259, 39.7]
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]
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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 addDemoGraphic6(graphicLayer) {
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const graphic = new mars3d.graphic.WallEntity({
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positions: [
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[117.353776, 31.887406, 21.2],
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[117.321028, 31.887207, 21.3],
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[117.290341, 31.902469, 15.1]
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],
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style: {
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diffHeight: 400,
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.LineFlow, {
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// 动画线材质
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image: "img/textures/arrow.png",
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color: "#00eba8",
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repeat: new Cesium.Cartesian2(20, 1),
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speed: 20
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})
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},
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attr: { remark: "示例6" }
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})
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graphicLayer.addGraphic(graphic)
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}
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function addDemoGraphic7(graphicLayer) {
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const graphic = new mars3d.graphic.WallEntity({
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positions: [
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[117.192113, 31.80998, 32.2],
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[117.228145, 31.792757, 26.7],
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[117.261023, 31.776821, 19.8]
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],
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style: {
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diffHeight: 500,
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color: "#00ffff",
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opacity: 0.4,
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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7" }
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})
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graphicLayer.addGraphic(graphic)
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}
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function addDemoGraphic8(graphicLayer) {
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const graphic = new mars3d.graphic.WallEntity({
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positions: [
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[117.206138, 31.877321],
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[117.206326, 31.901436]
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],
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style: {
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diffHeight: 400,
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.Image, {
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image: getColorRampCanvas(),
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transparent: false
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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)
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}
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// 纹理图绘制
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function getColorRampCanvas(elevationRamp) {
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if (elevationRamp == null) {
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// elevationRamp = { 0.0: "blue", 0.1: "cyan", 0.37: "lime", 0.54: "yellow", 1: "red" };
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// elevationRamp = { 0.0: '#000000', 0.045: '#2747E0', 0.1: '#D33B7D', 0.15: '#D32738', 0.37: '#FF9742', 0.54: '#ffd700', 1.0: '#ffffff' }
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elevationRamp = {
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0.0: "#FFEDA0",
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0.05: "#FED976",
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0.1: "#FEB24C",
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0.15: "#FD8D3C",
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0.37: "#FC4E2A",
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0.54: "#E31A1C",
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0.7: "#BD0026",
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1.0: "#800026"
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}
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}
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const canvas = document.createElement("canvas")
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canvas.width = 1
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canvas.height = 100
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const ctx = canvas.getContext("2d")
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const grd = ctx.createLinearGradient(0, 0, 0, 100)
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for (const key in elevationRamp) {
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grd.addColorStop(1 - Number(key), elevationRamp[key])
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}
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ctx.fillStyle = grd
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ctx.fillRect(0, 0, 1, 100) // 参数：左上角x 左上角y 宽度width 高度height
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return canvas.toDataURL()
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}
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// 边界墙绘制
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function addDemoGraphic9(graphicLayer) {
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queryAreasData().then(function (data) {
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const arr = mars3d.Util.geoJsonToGraphics(data) // 解析geojson
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for (let i = 0; i < arr.length; i++) {
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const item = arr[i]
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const graphic = new mars3d.graphic.WallEntity({
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positions: item.positions,
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style: {
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diffHeight: 3000,
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.LineFlow, {
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image: "img/textures/fence.png",
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color: "#bdf700",
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repeat: new Cesium.Cartesian2(5, 1),
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axisY: true, // 方向，true时上下，false左右
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speed: 10
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})
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},
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attr: item.attr
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})
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graphicLayer.addGraphic(graphic)
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graphic.bindTooltip("合肥欢迎您 - 火星科技")
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}
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})
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}
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function addDemoGraphic10() {
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const primitive = new mars3d.graphic.WallEntity({
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positions: [
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[117.251382, 31.824055, 28.4],
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[117.278989, 31.819766, 27.3],
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[117.279566, 31.799699, 3.9],
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[117.265249, 31.797702, 26.3],
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[117.245146, 31.811783, 29]
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],
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style: {
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closure: true,
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diffHeight: 500,
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.WallScroll, {
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image: "img/textures/fence.png",
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color: Cesium.Color.CHARTREUSE,
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count: 3,
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speed: 20,
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bloom: true
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})
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},
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attr: { remark: "示例10" }
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})
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graphicLayer.addGraphic(primitive)
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}
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// 边界墙绘制 - 数据获取
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function queryAreasData() {
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return mars3d.Util.fetchJson({ url: "//data.mars3d.cn/file/geojson/areas/340100.json" })
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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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text: "计算围合面积",
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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: "wall",
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style: {
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color: "#55ff33",
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opacity: 0.8,
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diffHeight: 800
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// label: {
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// show: true,
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// text: "警戒线",
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// font_size: 18,
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// color: "#55ff33",
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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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})
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}
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export function onClickDrawModelClosure() {
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// 开始绘制
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graphicLayer.startDraw({
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type: "wall",
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style: {
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color: "#55ff33",
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opacity: 0.8,
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diffHeight: 800,
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closure: true
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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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