import AjaxUtils from '../../../utils/AjaxUtils'
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import { WMS_URL } from '../../../conf/Constants'
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import Popup from '@views/popup/Popup'
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import WmsLayerList from '../dataset/WmsLayerList'
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import { highlight } from '../../helpers/LocateHelper'
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/**
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* todo 得考虑一个图层配置了多个 wmsLayers的情况
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*/
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class WmsLayerService {
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constructor (layersConfig) {
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this.L = window.L
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this.map = window.map
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this.popupComp = window.popupComp
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// wms getfeatureinfo 默认参数
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this.params = {
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VERSION: '1.1.1',
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SERVICE: 'WMS',
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REQUEST: 'GetFeatureInfo',
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// bbox: bbox,
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FORMAT: 'image/png',
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INFO_FORMAT: 'application/json',
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TRANSPARENT: true,
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FEATURE_COUNT: 50,
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SRS: 'EPSG:4326',
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EXCEPTIONS: 'application/vnd.ogc.se_inimage'
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}
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this.layersConfig = layersConfig
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// 存放getfeatureinfo的图层组
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this.featureGroup = this.L.featureGroup({}).addTo(this.map)
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this.wmsLayerList = new WmsLayerList()
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if (layersConfig) {
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for (var i = 0; i < layersConfig.length; i++) {
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const config = layersConfig[i]
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this.wmsLayerList.addConfig(config)
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}
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}
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this.load()
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}
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init () {
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this.clickListener()
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}
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add (config) {
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this.wmsLayerList.addConfig(config)
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const layers = this.wmsLayerList.getLayers() || ''
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const filter = this.wmsLayerList.getFilters() || ''
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const params = {}
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params.cql_filter = filter
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params.layers = layers
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this.wmsLayer.setParams(params)
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}
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remove (config) {
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this.wmsLayerList.remove(config.typeName, config.filter)
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const layers = this.wmsLayerList.getLayers() || ''
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const filter = this.wmsLayerList.getFilters() || ''
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const params = { layers: layers }
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params.cql_filter = filter
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this.wmsLayer.setParams(params)
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}
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load () {
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const layers = this.wmsLayerList.getLayers()
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const filter = this.wmsLayerList.getFilters()
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const params = {
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format: 'image/png', // 返回的数据格式
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transparent: true,
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BBOX: this.map.getBounds().toBBoxString()
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}
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if (layers) {
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params.layers = layers
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}
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if (filter.length > 0) {
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params.cql_filter = filter
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}
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this.wmsLayer = this.L.tileLayer.wms(WMS_URL, params).addTo(this.map)
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}
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clickListener () {
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window.map.on('click', (e) => {
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// console.log(e)
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window.mapManager.clearHighlight()
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this.featureGroup.clearLayers()
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var point = this.map.latLngToContainerPoint(e.latlng, this.map.getZoom())
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var size = this.map.getSize()
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// const bbox = this.L.latLngBounds(this.L.latLng(e.latlng.lng, e.latlng.lat)).toBBoxString()
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const layers = this.wmsLayerList.getLayers()
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const filter = this.wmsLayerList.getFilters()
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if (layers.length > 0) {
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const params = Object.assign({
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LAYERS: layers,
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QUERY_LAYERS: layers,
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WIDTH: size.x,
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HEIGHT: size.y,
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X: Math.round(point.x),
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Y: Math.round(point.y),
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BBOX: this.map.getBounds().toBBoxString()
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}, this.params)
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if (filter.length > 0) {
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params.cql_filter = filter
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}
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AjaxUtils.get4JsonDataByUrl(WMS_URL, params, (res) => {
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const features = res.data.features
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/**
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* {
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* title: 'New Tab',
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* name: newTabName,
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* content: 'New Tab content'
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* }
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* @type {*[]}
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*/
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const popupDatas = []
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if (features) {
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for (var i = 0; i < features.length; i++) {
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const feature = features[i]
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const properties = feature.properties
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highlight(feature)
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// const coordinates = feature.geometry.coordinates
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popupDatas.push({
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title: properties.wellname || properties.devicename || properties.name || properties.pipename,
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name: feature.id,
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content: properties
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})
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}
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}
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if (popupDatas.length > 0) {
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var myIcon = this.L.divIcon({ className: 'my-div-icon' })
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this.L.marker(e.latlng, {
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icon: myIcon
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}).addTo(this.featureGroup)/*
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.bindPopup((layer) => {
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this.popupComp.setDatas(popupDatas)
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this.popupComp.setShow()
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return this.popupComp.$el
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}, {
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className: 's-map-popup',
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minWidth: 300,
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closeButton: false,
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autoClose: false
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})
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.openPopup() */
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if (window.layerFactory.clickSwitch) {
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window.$layer.open({
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content: {
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content: Popup, // 组件
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data: { // 传递的参数
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datas: popupDatas
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}
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},
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title: '', // 标题
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left: e.originalEvent.clientX,
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top: e.originalEvent.clientY
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})
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}
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// this.popupComp.setDatas(popupDatas)
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// this.popupComp.setShow()
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}
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})
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}
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})
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}
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}
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export default WmsLayerService
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