<template>
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<div>
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<div id="viewer-container" style="height: 100%; width: 100%"></div>
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</div>
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</template>
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<script>
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import NCregion from "@/assets/region"
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import { glob } from "glob"
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import {getDetail } from "@/api/farm/farm"
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import { mapGetters } from "vuex"
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import * as turf from '@turf/turf'
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var farmRegionLayer = null
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var plotRegionLayer = null
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var farmLogoLayer = null
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var regionPolyLineLayer = null
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var addLayers = []
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var addPlotLayers = []
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export default {
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name: 'mapBox',
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data () {
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return {
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polyline: null,
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farm:{},
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}
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},
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watch: {
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'polyline' (newObj, oldObj) {
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if (newObj && oldObj) {
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plotRegionLayer.removeOverlay(oldObj)
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}
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}
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},
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computed: {
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...mapGetters(["$farmId"]),
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},
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mounted () {
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if (global.viewer != null) {
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global.viewer = null
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}
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function initViewer (lat,lon) {
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global.viewer = new global.DC.Viewer('viewer-container', {
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contextOptions: {
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webgl: {
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alpha: true,
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stencil: true,
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preserveDrawingBuffer: true
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}
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},
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sceneMode: 2
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})
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farmRegionLayer = new global.DC.VectorLayer('farmRegionLayer')
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global.viewer.addLayer(farmRegionLayer)
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plotRegionLayer = new global.DC.VectorLayer('plotRegionLayer')
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global.viewer.addLayer(plotRegionLayer)
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farmLogoLayer = new global.DC.HtmlLayer('farmLogoLayer')
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global.viewer.addLayer(farmLogoLayer)
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// 南城县边界数据
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regionPolyLineLayer = new global.DC.VectorLayer('regionPolyLineLayer')
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global.viewer.addLayer(regionPolyLineLayer)
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if (global.DC.Namespace.Cesium.FeatureDetection.supportsImageRenderingPixelated()) { // 判断是否支持图像渲染像素化处理
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global.viewer.setOptions({
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resolutionScale: window.devicePixelRatio
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})
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}
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// 影像
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global.viewer.imageryLayers.addImageryProvider(
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new global.DC.Namespace.Cesium.UrlTemplateImageryProvider({
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url: 'http://t{s}.tianditu.gov.cn/DataServer?T=img_w&x={x}&y={y}&l={z}&tk=e9533f5acb2ac470b07f406a4d24b4f0',
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subdomains: ['0', '1', '2', '3', '4', '5', '6', '7'],
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format: 'image/jpeg',
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show: true,
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maximumLevel: 18
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})
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)
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// http://arcgis.jxpskj.com:6080/arcgis/rest/services/nanchengdom/MapServer
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// global.viewer.imageryLayers.addImageryProvider(
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// new global.DC.Namespace.Cesium.WebMapTileServiceImageryProvider({
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// url: 'http://arcgis.jxpskj.com:6080/arcgis/rest/services/nanchengyjjddom/MapServer/WMTS',
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// // url: 'http://arcgis.jxpskj.com:6080/arcgis/rest/services/nanchengdom/MapServer/WMTS',
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// layer: 'nanchengyjjddom',
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// style: 'default',
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// tileMatrixSetID: 'default028mm',
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// format: 'image/png',
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// tilingScheme: new global.DC.Namespace.Cesium.GeographicTilingScheme(),
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// maximumLevel: 19,
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// tileMatrixLabels: [
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// '0',
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// '1',
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// '2',
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// '3',
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// '4',
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// '5',
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// '6',
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// '7',
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// '8',
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// '9',
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// '10',
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// '11',
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// '12',
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// '13',
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// '14',
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// '15',
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// '16',
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// '17',
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// '18',
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// '19'
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// ]
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// })
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// )
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// global.viewer.imageryLayers.addImageryProvider(
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// new global.DC.Namespace.Cesium.WebMapTileServiceImageryProvider({
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// url: 'http://arcgis.jxpskj.com:6080/arcgis/rest/services/nanchengdom/MapServer/WMTS',
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// // url: 'http://arcgis.jxpskj.com:6080/arcgis/rest/services/nanchengdom/MapServer/WMTS',
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// layer: 'nanchengdom',
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// style: 'default',
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// tileMatrixSetID: 'default028mm',
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// format: 'image/png',
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// tilingScheme: new global.DC.Namespace.Cesium.GeographicTilingScheme(),
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// maximumLevel: 19,
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// tileMatrixLabels: [
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// '0',
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// '1',
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// '2',
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// '3',
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// '4',
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// '5',
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// '6',
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// '7',
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// '8',
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// '9',
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// '10',
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// '11',
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// '12',
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// '13',
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// '14',
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// '15',
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// '16',
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// '17',
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// '18',
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// '19'
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// ]
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// })
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// )
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global.viewer.imageryLayers.addImageryProvider(
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new global.DC.Namespace.Cesium.WebMapTileServiceImageryProvider({
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url: 'http://arcgis.jxpskj.com:6080/arcgis/rest/services/nanchengdomjuly/MapServer/WMTS',
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// url: 'http://arcgis.jxpskj.com:6080/arcgis/rest/services/nanchengdom/MapServer/WMTS',
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layer: 'nanchengdomjuly',
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style: 'default',
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tileMatrixSetID: 'default028mm',
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format: 'image/png',
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tilingScheme: new global.DC.Namespace.Cesium.GeographicTilingScheme(),
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maximumLevel: 19,
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tileMatrixLabels: [
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'0',
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'1',
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'2',
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'3',
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'4',
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'5',
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'6',
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'7',
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'8',
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'9',
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'10',
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'11',
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'12',
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'13',
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'14',
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'15',
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'16',
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'17',
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'18',
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'19'
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]
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})
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)
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// 矢量电子
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// global.viewer.imageryLayers.addImageryProvider(
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// new global.DC.Namespace.Cesium.UrlTemplateImageryProvider({
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// url: 'http://t{s}.tianditu.gov.cn/DataServer?T=vec_w&x={x}&y={y}&l={z}&tk=e9533f5acb2ac470b07f406a4d24b4f0',
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// subdomains: ['0', '1', '2', '3', '4', '5', '6', '7'],
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// format: 'image/jpeg',
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// show: true,
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// maximumLevel: 18
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// })
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// )
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// global.viewer.imageryLayers.addImageryProvider(
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// new global.DC.Namespace.Cesium.UrlTemplateImageryProvider({
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// url: 'http://t{s}.tianditu.gov.cn/DataServer?T=cva_w&x={x}&y={y}&l={z}&tk=e9533f5acb2ac470b07f406a4d24b4f0',
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// subdomains: ['0', '1', '2', '3', '4', '5', '6', '7'],
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// format: 'image/jpeg',
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// show: true,
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// maximumLevel: 18
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// })
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// )
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global.viewer.camera.setView({
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// Cesium的坐标是以地心为原点，一向指向南美洲，一向指向亚洲，一向指向北极州
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// fromDegrees()方法，将经纬度和高程转换为世界坐标
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destination: global.DC.Namespace.Cesium.Cartesian3.fromDegrees(
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lon, lat, 1800.0
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),
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orientation: {
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// 指向
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heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
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// 视角
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pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
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roll: 0.0
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}
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})
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// global.viewer.locationBar.enable = true
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}
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getDetail(this.$farmId).then(res=>{
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this.farm.latitude = res.data.data.latitude
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this.farm.longitude = res.data.data.longitude
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global.DC.ready(initViewer(this.farm.latitude,this.farm.longitude))
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this.addRegionPolyLine(NCregion)
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})
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},
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methods: {
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/**
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* 添加南城县边界的数据
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* @param {string} url arcgis服务地址
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*/
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addRegionPolyLine (regionJSON) {
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let position = ''
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regionJSON.features[0].geometry.rings[0].forEach(item => {
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position += `${item[0]}, ${item[1]};`
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})
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// console.log(position, 565656)
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const polyline = new global.DC.Polyline(position)
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polyline.setStyle({
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width: 4,
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material: global.DC.Namespace.Cesium.Color.fromBytes(
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244, 157, 21,
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200
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),
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clampToGround: true
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})
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regionPolyLineLayer.addOverlay(polyline)
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},
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addPolygon (positions, item) {
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const that = this
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const center = this.getCenter(positions)
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const divIcon = new global.DC.DivIcon(
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new global.DC.Position(center[0], center[1], 0),
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`
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<div class="farm-map-icon">
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<img src="/img/icon/3858.png" alt="">
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<div>${item.farmName}</div>
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</div>
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`
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)
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divIcon.attrParams = item
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farmLogoLayer.addOverlay(divIcon)
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divIcon.on(global.DC.MouseEventType.CLICK, (e) => {
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that.$parent.showDetailPopup(e.overlay.attrParams)
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})
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const polygon = new global.DC.Polygon(positions)
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polygon.setStyle({
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material: global.DC.Namespace.Cesium.Color.fromBytes(
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244, 157, 21,
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200
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)
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})
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farmRegionLayer.addOverlay(polygon)
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addLayers.push({ center, name: item.farmName })
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},
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addPlotPolygon (positions, item) {
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const that = this
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const center = this.getCenter(positions)
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if (item.strainUrl != "") {
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const urls = item.strainUrl.split(',')
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let imageStr = `<div class="farm-map-icon">`
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var i = 0;
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//billboard image可以添加canvas
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// const canvas = document.createElement('canvas');
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// var ctx=c.getContext("2d");
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urls.forEach(url => {
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// imageStr += `<img src="${url}" alt=""width="100px" height="100px" text-align="center" class="strainImg">`
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// imageStr += `<img src="${url}" alt=""width="50%" height="auto" text-align="center" class="strainImg">`
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global.viewer.entities.add({
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position: global.DC.Namespace.Cesium.Cartesian3.fromDegrees(center[0]-(i*0.002) + (i*0.00120), center[1]),
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billboard: {
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image: url, // default: undefined
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scaleByDistance: new global.DC.Namespace.Cesium.NearFarScalar(0, 1.5, 50000, 0.3),
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width:50,
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height:50,
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},
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})
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i++;
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})
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// imageStr += `</div>`
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// const divIcon = new global.DC.DivIcon(
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// new global.DC.Position(center[0], center[1], 0), imageStr
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// )
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// divIcon.attrParams = item
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// divIcon.setStyle({
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// className:"ttttttt",
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// scaleByDistance:new global.DC.Namespace.Cesium.NearFarScalar(0, 2, 50000, 0.5),
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// // scaleByDistance:{
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// // near: 0, //最近距离
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// // nearValue: 0.8, //最近距离值
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// // far:17118300, //最远距离值
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// // farValue: 0.5 //最远距离值
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// // },
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// // distanceDisplayCondition:{
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// // near:0,
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// // far:17118300
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// // }
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// })
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// farmLogoLayer.addOverlay(divIcon)
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}
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const polygon = new global.DC.Polygon(positions)
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polygon.attrParams = item
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polygon.setStyle({
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material: global.DC.Namespace.Cesium.Color.fromBytes(
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129, 255, 84,
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200
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)
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})
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polygon.on(global.DC.MouseEventType.CLICK, (e) => {
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that.$parent.plotDetailsPopupShow(e.overlay.attrParams)
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that.drawLandPolyLine(positions)
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})
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plotRegionLayer.addOverlay(polygon)
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addPlotLayers.push({ center, name: item.landName, id: item.id })
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},
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/**
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* 地块画线
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* @param positions
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*/
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drawLandPolyLine (positions) {
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// 画线
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this.polyline = new global.DC.Polyline(positions)
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this.polyline.setStyle({
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width: 4,
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material: global.DC.Namespace.Cesium.Color.fromBytes(
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200, 255, 255,
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200
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),
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clampToGround: true
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})
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plotRegionLayer.addOverlay(this.polyline)
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},
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/**
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* 将数据库保存值转换成Map使用坐标
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* @param landRange 数据库的值
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* @returns {*[]} Map使用坐标
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*/
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setPositionByLandRange (landRange) {
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if (landRange) {
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landRange = landRange.replace(/POLYGON\(\(/g, '')
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landRange = landRange.replace(/\)\)/g, '')
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const arr = landRange.split(',')
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var brr = []
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arr.forEach(it => {
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brr.push(it.split(' '))
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})
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return brr
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}
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return null
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},
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setCenter (name) {
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let center
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addLayers.forEach(item => {
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if (name == item.name) {
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center = item.center
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}
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})
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global.viewer.camera.flyTo({
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// Cesium的坐标是以地心为原点，一向指向南美洲，一向指向亚洲，一向指向北极州
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// fromDegrees()方法，将经纬度和高程转换为世界坐标
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destination: global.DC.Namespace.Cesium.Cartesian3.fromDegrees(
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center[0], center[1], 3000.0
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),
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orientation: {
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// 指向
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heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
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// 视角
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pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
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roll: 0.0
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}
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})
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},
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setPlotCenter (landObj) {
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if (!landObj.landRange) {
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this.$message({
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message: '当前地块暂未绘制',
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type: 'warning'
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})
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return
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}
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let center
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addPlotLayers.forEach(item => {
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if (landObj.landName == item.name) {
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center = item.center
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}
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})
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// 根据坐标画线
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const positions = this.setPositionByLandRange(landObj.landRange)
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if (positions) {
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this.drawLandPolyLine(positions)
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}
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global.viewer.camera.flyTo({
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// Cesium的坐标是以地心为原点，一向指向南美洲，一向指向亚洲，一向指向北极州
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// fromDegrees()方法，将经纬度和高程转换为世界坐标
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destination: global.DC.Namespace.Cesium.Cartesian3.fromDegrees(
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center[0], center[1], 3000.0
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),
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orientation: {
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// 指向
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heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
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// 视角
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pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
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roll: 0.0
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}
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})
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},
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setPlotAttr (params) {
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let overLayers = plotRegionLayer.getOverlays()
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overLayers.some(item => {
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if (item.attrParams.id == params.id) {
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item.attrParams = params
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return true
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}
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})
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},
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// 经纬度测算中心位置
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getCenter (arr) {
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// if (arr.length) {
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// const lon = []
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// const lat = []
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// const poly = []
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// for (let i = 0, len = arr.length; i < len; i++) {
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// lon.push(arr[i][0])
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// lat.push(arr[i][1])
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// }
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// for (let i = 0, len = lon.length; i < len; i++) {
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// poly.push({
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// x: parseFloat(lon[i]),
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// y: parseFloat(lat[i]),
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// z: 0
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// })
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// }
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// const sortedLongitudeArray = poly.map(item => item.x).sort()
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// const sortedLatitudeArray = poly.map(item => item.y).sort()
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// const centerLongitude = ((parseFloat(sortedLongitudeArray[0]) + parseFloat(sortedLongitudeArray[sortedLongitudeArray.length - 1])) / 2).toFixed(14)
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// const centerLatitude = ((parseFloat(sortedLatitudeArray[0]) + parseFloat(sortedLatitudeArray[sortedLatitudeArray.length - 1])) / 2).toFixed(14)
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// console.log("经度",centerLongitude, "纬度",centerLatitude)
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// centerLonLat = [Number(centerLongitude), Number(centerLatitude)]
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// console.log("中心",centerLonLat)
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// }
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let centerLonLat = []
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if(arr.length >= 3 ){
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var positionArr = []
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arr.forEach(e=>{
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// e = new global.DC.Namespace.Cesium.Cartesian3(e[0]-0, e[1]-0, 0)
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e[0] = e[0]-0
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e[1] = e[1]-0
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positionArr.push(e)
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})
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positionArr.push(arr[0])
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var positionTurf = [positionArr]
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var polygon = turf.polygon(positionTurf);
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var centroid = turf.centroid(polygon);
|
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centerLonLat = [centroid.geometry.coordinates[0],centroid.geometry.coordinates[1]]
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}
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return centerLonLat
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}
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}
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}
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</script>
|
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<style lang="scss" scope>
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.eagle-eye-map {
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position: fixed;
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right: 10px;
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bottom: 10px;
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border: 5px solid orange;
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border-radius: 50%;
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width: 200px;
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height: 200px;
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z-index: 99;
|
overflow: hidden;
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}
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.div-icon {
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background-color: transparent !important;
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}
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.strainImg {
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width: 80px;
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height: 80px;
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border-radius: 50%;
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}
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</style>
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