/* eslint-disable no-debugger */
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/**
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* 创建图层相关的类
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*/
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import AjaxUtils from '@/utils/AjaxUtils'
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import store from '@/store'
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class ServiceLayerHelper {
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constructor (options) {
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this.map = options.map
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this.L = window.L
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this.loadedLayersMap = new Map()
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this.tileLayerWmslayerGroup = this.L.layerGroup().addTo(this.map)
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this.tileLayersWMTSArray = [] // 初始的WMTS集
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this.tileLayersTileArray = [] // 初始的Tile集
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this.tileLayersWMSArray = [] // 初始的WMS集
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this.geojsonArray = {} // 初始的geojson集
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this.layerConfig = {}
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this.regex = /\{(.+?)\}/g // 匹配{}
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this.popupComp = null
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}
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getTileLayer (code) {
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return this.loadedLayersMap.get(code)
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}
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/**
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* 根据配置文件初始化业务底图
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*/
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initServiceLayers (layerConfig, popupComp) {
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this.layerConfig = layerConfig
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this.popupComp = popupComp
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this.loadLayers(layerConfig.mapConfig.Layers.LayerSewersLine)
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this.loadLayers(layerConfig.mapConfig.Layers.layerSewersPoint)
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}
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/**
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* 按配置文件加载三种不同类型的
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* @param {*} mapConfig
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* @param {*} isAddToMap
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*/
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loadLayers (layerConfig, isAddToMap = true) {
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console.debug('ServiceLayerHelper加载参数：', layerConfig)
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for (let i = 0, len = layerConfig.length; i < len; ++i) {
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const opt = layerConfig[i]
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if (opt.type === 'wmts') {
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this.loadWmtsLayer(opt, isAddToMap)
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this.tileLayersWMTSArray.push(opt)
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} else if (opt.type === 'wms') {
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this.loadWmsLayer(opt, isAddToMap)
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this.tileLayersWMSArray.push(opt)
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} else if (opt.type === 'tile') {
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this.loadTileLayer(opt, isAddToMap)
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this.tileLayersTileArray.push(opt)
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} else if (opt.type === 'geojson') {
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this.loadGeojsonLayers(opt)
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}
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}
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}
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loadGeojsonLayers (options) {
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var url = options.url
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var layers = options.layers
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for (var i = 0; i < layers.length; i++) {
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var layer = layers[i]
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var checked = layer.checked
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if (checked) {
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this.loadGeojsonLayer(url, layer)
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}
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}
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}
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/**
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* 请求wfs数据
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* @param url
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* @param item
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*/
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loadGeojsonLayer (url, item) {
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var matches = this.regex.exec(url)
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var matchValue = item[matches[1]]
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var code = item.code
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var newUrl = url.replace(this.regex, matchValue)
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var that = this
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if (!that.geojsonArray[code]) {
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AjaxUtils.GetDataAsynByUrl(newUrl, {}, function (res) {
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store.commit('setSewersDatas', res)
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var layer = that.loadGeojson(res, item)
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that.geojsonArray[code] = layer
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})
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}
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}
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/**
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* 加载gis server返回的geoson数据到地图中展示
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* @param res
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*/
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loadGeojson (res, opt) {
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var that = this
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var icon = opt.icon
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const featureGroup = that.L.featureGroup().addTo(that.map)
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that.L.geoJSON(res.features, {
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style: function (feature) {
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return {
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fill: true,
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weight: 2,
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fillColor: '#06cccc',
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color: '#06cccc',
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fillOpacity: 0.2,
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opacity: 0.8,
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dashArray: '10,4',
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dashSpeed: -10
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}
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},
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pointToLayer: function (geoJsonPoint, latlng) {
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return that.L.canvasMarker(latlng,
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{
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radius: 20,
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img: {
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// url: 'assets/images/map/marker-icon.png',
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url: '/assets/images/map/' + icon,
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size: [20, 20]
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}
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})
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}
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}).bindPopup(function (layer) {
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that.popupComp.setDatas(layer)
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that.popupComp.setShow()
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return that.popupComp.$el
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}, {
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className: 's-map-popup',
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minWidth: 300,
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closeButton: false,
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autoClose: false
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}).addTo(featureGroup).bringToFront()
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return featureGroup
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}
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removeLayer (item) {
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var code = item.code
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var layer = this.geojsonArray[code]
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if (layer) {
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this.map.removeLayer(layer)
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delete this.geojsonArray[code]
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}
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}
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/**
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* 往地图中加入一个WMTS服务
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* @param {}} options
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* @param {*} isAddToMap
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*/
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loadWmtsLayer (options, isAddToMap = true) {
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const layer = this.L.tileLayer(options.url, options.option)
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layer.config = options
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var checked = options.checked
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if (checked) {
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if (isAddToMap) {
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layer.addTo(this.map)
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}
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this.loadedLayersMap.set(options.code, layer)
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}
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}
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/**
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* 往地图中加入一个WMS服务
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* @param {}} options
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* @param {*} isAddToMap
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*/
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loadWmsLayer (options, isAddToMap = true) {
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const layer = this.L.tileLayer.wms(options.url, options.option)
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layer.config = options
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var checked = options.checked
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if (checked) {
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if (isAddToMap) {
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layer.addTo(this.tileLayerWmslayerGroup)
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}
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this.loadedLayersMap.set(options.code, layer)
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}
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}
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/**
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* 往地图中加入一个TILE服务
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* @param {}} options
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* @param {*} isAddToMap
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*/
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loadTileLayer (options, isAddToMap = true) {
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const layer = this.L.tileLayer(options.url, {
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layers: options.layers || 'all', // country
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format: options.format || 'image/png',
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transparent: options.true || true,
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crs: options.crs || this.L.CRS.EPSG4326,
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maxZoom: options.maxZoom || 21,
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minZoom: options.minZoom || 1,
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zoomOffset: options.zoomOffset || 0
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})
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layer.config = options
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if (isAddToMap) {
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layer.addTo(this.map)
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}
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this.loadedLayersMap.set(options.code, layer)
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}
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/**
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* 隐藏服务图层
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* @param {*} name
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*/
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hideTileLayer (code) {
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if (this.loadedLayersMap) {
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const tileLayer = this.loadedLayersMap.get(code)
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this.map.removeLayer(tileLayer)
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}
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}
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/**
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* 展示服务图层
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* @param {*} name
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*/
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showTileLayer (code) {
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if (this.loadedLayersMap) {
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const tileLayer = this.loadedLayersMap.get(code)
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this.map.addLayer(tileLayer)
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}
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}
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/**
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* 得到选中的图层列表
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* @param mapConfig
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* @returns {[]}
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*/
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getCheckedLayers (serviceLayers) {
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var checkedLayers = []
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for (var i = 0; i < serviceLayers.length; i++) {
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var serviceLayer = serviceLayers[i]
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var layers = serviceLayer.layers
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for (var j = 0; j < layers.length; j++) {
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var layer = layers[j]
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var checked = layer.checked
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if (checked) {
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checkedLayers.push(layer)
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}
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}
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}
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return checkedLayers
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}
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/**
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* 获取所有的TILE服务图层
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*/
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getTileLayers () {
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return this.tileLayersTileArray
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}
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/**
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* 获取所有的WMTS服务图层
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*/
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getWmtsLayers () {
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return this.tileLayersWMTSArray
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}
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/**
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* 获取所有的WMS服务图层
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*/
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getWmsLayers () {
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return this.tileLayersWMSArray
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}
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/**
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* 根据线的选择，得到点的可选择图层数据
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*/
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getFiltersGroup () {
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}
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/**
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* 通过code查找WMS的服务配置
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* @param {} code wms服务配置的code
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*/
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getWMSConfig (code) {
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const mc = this.mapConfig
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for (let i = 0, len = mc.mapConfig.ServiceLayers.length; i < len; ++i) {
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if (code === mc.mapConfig.ServiceLayers[i].code || mc.mapConfig.ServiceLayers[i].type === 'wms') {
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return mc.mapConfig.ServiceLayers[i]
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}
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}
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return null
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}
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}
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export default ServiceLayerHelper
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