import store from '@/store'
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import WfsLayerService from './WfsLayerService'
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import BusiLayerService from './BusiLayerService'
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import WmsLayerService from './WmsLayerService'
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class LayerFactory {
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constructor (options) {
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this.L = options.L
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this.map = window.map
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this.layers = {}
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}
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init () {
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// 1. 遍历layer config
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var layerConfig = store.state.map.serviceLayers.LayerSewersLine
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for (var i = 0, l = layerConfig.length; i < l; i++) {
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var config = layerConfig[i]
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var layers = config.layers
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for (var j = 0; j < layers.length; j++) {
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var childConfig = layers[j]
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var code = childConfig.code
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var wfs = childConfig.wfs
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var wms = childConfig.wms
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var url = childConfig.url
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// 判断是否已经加载过，加载过就 直接得到对象调用 显示函数
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var layer = this.layers[code]
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if (!layer) {
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layer = this.L.featureGroup({}).addTo(this.map)
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// 2. 判断类型
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if (wfs) {
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// 3. 实例化具体service
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var wfsLayerService = new WfsLayerService(childConfig)
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wfsLayerService.init(layer)
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}
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if (wms) {
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var wmsLayerService = new WmsLayerService(childConfig)
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wmsLayerService.init(layer)
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}
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// 请求业务数据接口
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if (url) {
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var busiLayerService = new BusiLayerService(childConfig)
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busiLayerService.init(layer)
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}
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layer ? (this.layers[code] = layer) : console.log('LayerFactory：newLayer is null，please check !!!')
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} else {
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this.show(code)
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}
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}
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}
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}
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show (code) {
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var _layer = this.layers[code].addTo(this.map)
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this.setZIndex(_layer)
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}
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hide (code) {
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var layer = this.layers[code]
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layer && this.map.removeLayer(layer)
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}
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toggle (code) {
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}
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/**
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* 设置index,线在最下面，点在上面
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* @param layerGroup 图层组
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*/
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setZIndex (layerGroup) {
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var layers = layerGroup.getLayers()
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if (layers.length > 0) {
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var layer = layers[0]
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if (layer.feature && (layer.feature.geometry.type === 'LineString' || layer.feature.geometry.type === 'MultiLineString')) {
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layerGroup.bringToBack()
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} else {
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layerGroup.bringToFront()
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}
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}
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}
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}
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export default LayerFactory
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