/**
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* 创建图层相关的类
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*/
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import L from 'leaflet'
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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.tileLayersMap = new Map()
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this.tileLayersArray = []
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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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loadWmtsLayer(options, isAddToMap) {
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const layer =L.tileLayer.wmts(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 || L.CRS.EPSG4326
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});
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if(isAddToMap) {
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layer.addTo(this.map)
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}
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this.tileLayersMap.put(options.name, layer)
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this.tileLayersArray.push(layer)
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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) {
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const layer =L.tileLayer.wms(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 || L.CRS.EPSG4326
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});
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if(isAddToMap) {
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layer.addTo(this.map)
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}
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this.tileLayersMap.put(options.name, layer)
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this.tileLayersArray.push(layer)
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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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loadTileLayer(options, isAddToMap) {
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const layer =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 || 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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if(isAddToMap) {
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layer.addTo(this.map)
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}
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this.tileLayersMap.put(options.name, layer)
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this.tileLayersArray.push(layer)
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}
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hideTileLayer(name){
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if(this.tileLayersMap){
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let tileLayer = this.tileLayersMap.get(name)
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this.map.removeLayer(tileLayer)
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}
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}
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getTileLayers(){
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return this.tilelayersArray
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}
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}
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export default ServiceLayerHelper
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