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: 31.51363, lng: 117.278891, alt: 46241, heading: 2, pitch: -49 }
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}
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}
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// 事件对象,用于抛出事件给面板
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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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// 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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addDemoGraphic4(graphicLayer)
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addDemoGraphic5(graphicLayer)
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addDemoGraphic6(graphicLayer)
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addDemoGraphic7(graphicLayer)
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addDemoGraphic8(graphicLayer)
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addDemoGraphic9(graphicLayer)
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addDemoGraphic10(graphicLayer)
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addDemoGraphic11(graphicLayer)
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addDemoGraphic12(graphicLayer)
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addDemoGraphic13(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 primitive = new mars3d.graphic.PolylinePrimitive({
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positions: [
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[117.220337, 31.832987],
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[117.220242, 31.835234],
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[117.216263, 31.835251],
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[117.217219, 31.819929],
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[117.223096, 31.818342],
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[117.249686, 31.818964],
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[117.263171, 31.816664],
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[117.278695, 31.816107],
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[117.279826, 31.804185],
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[117.286308, 31.804112],
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[117.28621, 31.801059]
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],
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style: {
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width: 4,
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material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.LineTrail, {
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color: Cesium.Color.CHARTREUSE,
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speed: 5
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}),
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clampToGround: true,
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label: {
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text: "我是线",
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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)
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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.PolylinePrimitive({
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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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width: 6,
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materialType: mars3d.MaterialType.PolylineDash, // 虚线
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dashLength: 20,
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color: Cesium.Color.RED,
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label: { text: "鼠标移入会高亮" },
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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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// type: mars3d.EventType.click,
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materialType: mars3d.MaterialType.Color
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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(primitive)
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}
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function addDemoGraphic3(graphicLayer) {
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const primitive = new mars3d.graphic.PolylinePrimitive({
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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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width: 5,
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material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.LineFlowColor, {
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color: "#FFFF00",
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speed: 10,
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percent: 0.15,
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alpha: 0.2
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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(primitive)
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}
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function addDemoGraphic4(graphicLayer) {
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const primitive = new mars3d.graphic.PolylinePrimitive({
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positions: [
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[117.348938, 31.805369, 7.63],
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[117.429496, 31.786715, 8.41]
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],
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style: {
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width: 5,
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material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.LineFlow, {
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color: "#1a9850",
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image: "img/textures/line-arrow-right.png",
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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(primitive)
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}
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function addDemoGraphic5(graphicLayer) {
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const primitive = new mars3d.graphic.PolylinePrimitive({
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positions: [
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[117.313682, 31.7416, 10.85],
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[117.311934, 31.774753, 19.71],
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[117.305473, 31.800304, 23.86]
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],
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style: {
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width: 5,
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material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.LineFlow, {
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image: "./img/textures/arrow-h.png",
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axisY: false,
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repeat: new Cesium.Cartesian2(20.0, 1.0),
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color: "#ffff00",
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speed: 40
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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(primitive)
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}
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function addDemoGraphic6(graphicLayer) {
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const primitive = new mars3d.graphic.PolylinePrimitive({
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positions: [
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[117.169646, 31.769171],
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[117.194579, 31.806466]
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],
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style: {
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width: 3,
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material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.ODLine, {
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color: "#FF0000",
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speed: 5 + 1.0 * Math.random(),
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startTime: Math.random()
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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(primitive)
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}
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function addDemoGraphic7(graphicLayer) {
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const startPoint = Cesium.Cartesian3.fromDegrees(117.025419, 32.00651, 51.2)
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const endPoint = Cesium.Cartesian3.fromDegrees(117.323963, 32.050384, 33.8)
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const positions = mars3d.PolyUtil.getLinkedPointList(startPoint, endPoint, 20000, 50) // 计算曲线点
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const primitive = new mars3d.graphic.PolylinePrimitive({
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positions: positions,
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style: {
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width: 5,
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material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.LineFlow, {
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color: Cesium.Color.CHARTREUSE,
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image: "img/textures/line-color-yellow.png",
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speed: 15
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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(primitive)
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}
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function addDemoGraphic8(graphicLayer) {
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const primitive = new mars3d.graphic.PolylinePrimitive({
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positions: [
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[117.225811, 31.772658, 28],
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[117.251371, 31.771603, 24.8],
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[117.24979, 31.739408, 25.4],
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[117.229487, 31.751584, 27.5]
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],
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style: {
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width: 5,
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closure: true,
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material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.LineFlicker, {
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color: new Cesium.Color(0.0, 1.0, 0.0, 0.7),
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speed: 5
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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(primitive)
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}
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function addDemoGraphic9(graphicLayer) {
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const graphic = new mars3d.graphic.PolylinePrimitive({
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positions: [
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[117.208284, 31.809663, 36.2],
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[117.221568, 31.793622, 32.7],
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[117.271391, 31.797771, 24.3]
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],
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style: {
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width: 5,
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material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.LineFlowColor, {
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color: "#00ffff",
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speed: 10,
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percent: 0.15,
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alpha: 0.2
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})
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},
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attr: { remark: "示例9" }
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})
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graphicLayer.addGraphic(graphic)
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}
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function addDemoGraphic10(graphicLayer) {
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const colors = []
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for (let i = 0; i < 7; ++i) {
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colors.push(Cesium.Color.fromRandom({ alpha: 1.0 }))
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}
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const graphic = new mars3d.graphic.PolylinePrimitive({
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positions: [
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[117.063958, 31.831931, 35.1],
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[117.094926, 31.83328, 33.3],
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[117.099639, 31.812169, 30.9],
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[117.120429, 31.811357, 32.3],
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[117.120415, 31.785387, 21.3],
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[117.142865, 31.784693, 23.6],
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[117.142902, 31.784508, 23.6]
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],
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style: {
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width: 5,
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colors: colors // 每一段都不同颜色,
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// colorsPerVertex: true,
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},
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attr: { remark: "示例10" }
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})
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graphicLayer.addGraphic(graphic)
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}
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// 注册自定义材质
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const LineSpriteType = "LineSprite"
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mars3d.MaterialUtil.register(LineSpriteType, {
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fabric: {
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uniforms: {
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image: Cesium.Material.DefaultImageId,
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speed: 20
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},
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source: `czm_material czm_getMaterial(czm_materialInput materialInput)
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{
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czm_material material = czm_getDefaultMaterial(materialInput);
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vec2 st = materialInput.st;
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vec4 colorImage = texture2D(image, vec2(fract(st.s - speed*czm_frameNumber/1000.0), st.t));
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material.alpha = colorImage.a;
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material.diffuse = colorImage.rgb * 1.5 ;
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return material;
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}`
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},
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translucent: true
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})
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function addDemoGraphic11(graphicLayer) {
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const graphic = new mars3d.graphic.PolylinePrimitive({
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positions: [
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[117.261209, 31.919032, 20.7],
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[117.279865, 31.893017, 15.3],
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[117.26716, 31.874204, 19.3]
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],
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style: {
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width: 1.7,
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// 使用自定义材质
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material: mars3d.MaterialUtil.createMaterial(LineSpriteType, {
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image: "./img/textures/line-sprite.png",
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speed: 10
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})
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},
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attr: { remark: "示例11" }
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})
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graphicLayer.addGraphic(graphic)
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}
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function addDemoGraphic12(graphicLayer) {
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const graphic = new mars3d.graphic.PolylinePrimitive({
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positions: [
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[117.281001, 31.923691, 15.6],
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[117.296594, 31.89781, 12.3],
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[117.28622, 31.877348, 14.2]
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],
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style: {
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width: 2,
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// 使用自定义材质
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material: mars3d.MaterialUtil.createMaterial(LineSpriteType, {
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image: "./img/textures/fence-line.png",
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speed: 10
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})
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},
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attr: { remark: "示例12" }
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})
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graphicLayer.addGraphic(graphic)
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}
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function addDemoGraphic13(graphicLayer) {
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const graphic = new mars3d.graphic.PolylinePrimitive({
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positions: [
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[117.299877, 31.929951, 18.1],
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[117.318114, 31.900197, 18.9],
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[117.302505, 31.874097, 14.4]
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],
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style: {
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width: 1.6,
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// 使用自定义材质
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material: mars3d.MaterialUtil.createMaterial(LineSpriteType, {
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image: "./img/textures/line-sprite2.png",
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speed: 10
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})
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},
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attr: { remark: "示例13" }
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})
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graphicLayer.addGraphic(graphic)
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}
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export function addDemoGraphic(count) {
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graphicLayer.clear()
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showLoading()
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const startTime = new Date().getTime()
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count = count * 10000
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for (let j = 0; j < count; ++j) {
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const position = randomPoint()
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const pt1 = mars3d.PointUtil.getPositionByDirectionAndLen(position, random(0, 360), 600)
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const primitive = new mars3d.graphic.PolylinePrimitive({
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positions: [pt1, position],
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style: {
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width: 4,
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color: Cesium.Color.fromRandom().withAlpha(0.9)
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},
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tooltip: "第" + j + "个"
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})
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graphicLayer.addGraphic(primitive)
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}
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hideLoading()
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const endTime = new Date().getTime()
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// 两个时间戳相差的毫秒数
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const usedTime = (endTime - startTime) / 1000
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globalMsg("共耗时" + usedTime.toFixed(2) + "秒")
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}
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// 取区域内的随机点
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function randomPoint() {
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const jd = random(116.955684 * 1000, 117.474003 * 1000) / 1000
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const wd = random(31.7576 * 1000, 32.008782 * 1000) / 1000
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const height = random(700, 5000)
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return Cesium.Cartesian3.fromDegrees(jd, wd, height)
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}
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function random(min, max) {
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return Math.floor(Math.random() * (max - min + 1) + min)
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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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