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| import * as mars3d from "mars3d"
|
| export let map // mars3d.Map三维地图对象
|
| // 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）
| export const mapOptions = {
| scene: {
| center: { lat: 31.795863, lng: 117.212909, alt: 2113, heading: 25, pitch: -34 }
| },
| layers: [
| {
| pid: 2040,
| type: "3dtiles",
| name: "合肥市区2",
| url: "//data.mars3d.cn/3dtiles/jzw-hefei2/tileset.json",
| maximumScreenSpaceError: 1,
| maximumMemoryUsage: 1024,
| style: {
| color: {
| conditions: [["true", "color('rgba(42, 160, 224, 1)')"]]
| }
| },
| marsJzwStyle: true,
| highlight: { type: "click", color: "#FFFF00" },
| popup: "all",
| show: true
| },
| {
| type: "geojson",
| name: "道路线",
| url: "//data.mars3d.cn/file/geojson/hefei-road.json",
| symbol: {
| styleOptions: {
| materialType: "PolylineGlow",
| glowPower: 0.2,
| color: "#FF4500",
| width: 12,
| opacity: 0.8
| }
| },
| popup: "{name}",
| show: true
| },
| {
| type: "geojson",
| name: "河流(面状)",
| url: "//data.mars3d.cn/file/geojson/hefei-water.json",
| symbol: {
| type: "waterCombine",
| styleOptions: {
| normalMap: "img/textures/waterNormals.jpg", // 水正常扰动的法线图
| frequency: 5000.0, // 控制波数的数字。
| animationSpeed: 0.05, // 控制水的动画速度的数字。
| amplitude: 9.0, // 控制水波振幅的数字。
| specularIntensity: 0.8, // 控制镜面反射强度的数字。
| baseWaterColor: "#00baff", // rgba颜色对象基础颜色的水。#00ffff,#00baff,#006ab4
| blendColor: "#00baff" // 从水中混合到非水域时使用的rgba颜色对象。
| }
| },
| popup: "{name}",
| show: true
| }
| ]
| }
|
| let brightnessEffect
|
| /**
| * 初始化地图业务，生命周期钩子函数（必须）
| * 框架在地图初始化完成后自动调用该函数
| * @param {mars3d.Map} mapInstance 地图对象
| * @returns {void} 无
| */
| export function onMounted(mapInstance) {
| map = mapInstance // 记录map
| map.basemap = 2017 // 切换至蓝色底图
|
| // 构造效果
| brightnessEffect = new mars3d.effect.BrightnessEffect()
| map.addEffect(brightnessEffect)
| }
|
| /**
| * 释放当前地图业务的生命周期函数
| * @returns {void} 无
| */
| export function onUnmounted() {
| map = null
| }
|
| // 亮度发生改变
| export function setBrightness(value) {
| brightnessEffect.brightness = value
| }
|
| export function setBrightnessEffect(val) {
| brightnessEffect.enabled = val
| }
|
|
