定位高亮

wujingjing

2025-02-17 6a71c216a24a6623e4aa0b45d7c3240562c09c96

 src/model/map/OLMap.ts

@@ -18,13 +18,16 @@
import VectorSource from 'ol/source/Vector';
import VectorTileSource from 'ol/source/VectorTile';
import WMTS from 'ol/source/WMTS';
import { Circle, Fill, Stroke, Style } from 'ol/style';
import { Circle, Fill, Stroke, Style, Text } from 'ol/style';
import WMTSTileGrid from 'ol/tilegrid/WMTS';
import type { ViewOptions } from 'ol/View';
import type { Ref, ShallowRef } from 'vue';
import { markRaw, ref } from 'vue';
import { MarkerOverlay } from './overlay/marker';
import { Text } from 'ol/style';
import { Logger } from '../logger/Logger';
import axios from 'axios';
import WKT from 'ol/format/WKT';
import { getCurrentPosition } from '/@/utils/brower';

export type LangType = 'zh_cn' | 'en';
export const enum GaoDeSourceType {
@@ -61,7 +64,6 @@
};
type MapConfig = {
   sourceType: GaoDeSourceType;
   markerIsVisible: boolean;
};

type OLEventType = 'blackClick' | 'featureChange' | 'featureHoverChange';
@@ -91,9 +93,8 @@
   themeInfo = ref([] as any[]);

   activeSourceType: Ref<GaoDeSourceType> = ref(GaoDeSourceType.Vector);
   markerIsVisible: Ref<boolean> = ref(true);
   interactLayer: VectorLayer<VectorSource<Feature<Geometry>>, Feature<Geometry>> = null;

   searchHighlightLayer: VectorLayer<VectorSource<Feature<Geometry>>, Feature<Geometry>> = null;
   /** @description 当前激活状态 feature */
   activeFeature: ShallowRef<FeatureLike> = ref(null);
   private emit(eventName: OLEventType, ...args: any[]) {
@@ -126,13 +127,12 @@
   }

   constructor(options: OLMapOptions) {
      const { container, view, sourceType, markerIsVisible } = defaultsDeep(options, {
      const { container, view, sourceType } = defaultsDeep(options, {
         view: {
            center: [13247019.404399557, 4721671.572580107],
            zoom: 8,
         },
         sourceType: GaoDeSourceType.Vector,
         markerIsVisible: true,
      } as OLMapOptions) as OLMapOptions;
      this.source = new XYZ({
         crossOrigin: 'anonymous',
@@ -152,11 +152,107 @@
         view: new View(view),
         interactions: olDefaults({ doubleClickZoom: false }),
      });

      this.activeSourceType.value = sourceType;
      this.markerIsVisible.value = markerIsVisible;
      this.applySourceType(this.activeSourceType.value);
      this.listenMapClick();
      this.addBasicControl();
      this.initEvent();
   }

   gaodeApiKey = 'eea6302da02576fe3f3dd3ba1fbe0a04';

   async locationCurrent() {
      const position = await getCurrentPosition();
      if (!position) return;
      const { latitude, longitude } = position;

      return;
      const url = `https://restapi.amap.com/v5/ip/location?key=${this.gaodeApiKey}`;
      const response = await axios.get(url);
   }

   async gaodeAddressSearch(address) {
      this.gaodeApiKey = 'eea6302da02576fe3f3dd3ba1fbe0a04';
      // const url = `https://restapi.amap.com/v3/assistant/inputtips?output=json&city=010&keywords=${address}=${this.gaodeApiKey}`;
      // 搜索 POI
      const url = `https://restapi.amap.com/v3/place/text?keywords=${address}&city=fuzhou&offset=20&page=1&key=${this.gaodeApiKey}&extensions=all `;
      // 搜索 POI 2.0
      // const url = `https://restapi.amap.com/v5/place/text?keywords=${address}&city=beijing&offset=20&page=1&key=${this.gaodeApiKey}&extensions=all

      const response = await axios.get(url);
      return response.data;
   }

   readWKT(wktStr) {
      const srid = wktStr.match(/SRID=(\d+);/)?.[1];
      const standardWktStr = wktStr.replace(/SRID=\d+;/, '');
      const feature = new WKT().readFeature(standardWktStr, {
         dataProjection: `EPSG:${srid}`,
      });
      return feature;
   }

   clearObjectSearch() {
      this.highlightSearch([]);
   }

   displaySearchResult(searchItem) {
      if (!searchItem?.WKT) return;
      const feature = this.readWKT(searchItem.WKT);
      this.highlightSearch(feature);
      const geometry = feature.getGeometry();
	
      const center = geometry.getCoordinates();
      this.map.getView().setCenter(center);
      this.map.getView().setZoom(16);
   }

   initEvent() {
      const that = this;
      this.map.on('moveend', function (e) {
         const zoom = that.map.getView().getZoom(); //获取当前地图的缩放级别
         Logger.info('当前地图缩放级别为：' + zoom);
      });
   }

   hightLightColor: '0000FFFF';
   sizeRate: 0;

   getPointHighLightStyle(feature) {
      if (!feature) return null;
      let pSize = feature.get('psize') ?? 15;
      pSize += pSize * 2;

      const pcolor = '0000FFFF';
      const pstyle = feature.get('pstyle');
      return this.getPointStyles({ color: pcolor, size: pSize, style: pstyle });
   }

   getLineHighLightStyle(feature) {
      if (!feature) return null;

      const lcolor = this.hightLightColor;
      let lsize = feature.get('lsize') ?? 15;
      lsize += lsize * this.sizeRate;
      const lstyle = feature.get('lstyle');
      return this.getLineStyles({ lsize: lsize, lcolor: lcolor, lstyle: lstyle });
   }

   getPolygonHighLightStyle(feature) {
      if (!feature) return null;

      const lcolor = this.hightLightColor;
      // return this.getPolygonStyles({ pcolor: lcolor, lstyle: 'default', lsize: 2 });
      return new Style({
         stroke: new Stroke({
            color: lcolor,
            width: 5,
         }),
         // fill: new Fill({
         //    color: lcolor,
         // }),
      });
   }

   // 保存点样式缓存
@@ -168,7 +264,7 @@
    * @returns
    */
   getPointStyles(config: { size; color; style }) {
      const pSize = config.size ?? 15;
      const pSize = config.size;

      const pcolor = config.color;
      const pstyle = config.style;
@@ -193,6 +289,7 @@
               this.pointStyeMap[pkey] = new Style({
                  text: new Text({
                     font: `${pSize}px "ywifont"`,

                     text: config?.text ?? '',
                     fill: new Fill({ color: `#${pcolor}` }),
                  }),
@@ -356,6 +453,22 @@
      this.adjustViewToOverlays(markers);
   }

   checkEquipIsShow() {
      for (const item of this.layerInfo.value) {
         if (item.id === 'equip') {
            return item.isVisible;
         }
      }
      return false;
   }

   getEquipOverlay() {
      for (const item of this.layerInfo.value) {
         if (item.type === 'equip') {
            return item;
         }
      }
   }
   createEleOverlay(dom: string | HTMLElement, position = [0, 0]) {
      const ele = typeof dom === 'string' ? (document.querySelector(dom) as HTMLElement) : dom;
      if (!ele) return;
@@ -366,7 +479,7 @@
         stopEvent: false,
         className: 'z-[999]',
      });
      eleOverlay.setVisible(this.markerIsVisible.value);
      eleOverlay.setVisible(this.checkEquipIsShow());

      return eleOverlay;
   }
@@ -456,18 +569,13 @@
            this.emit('featureChange', feature, layer);
         }
         if (feature) {
            console.log('🚀 ~ feature:', feature);
            const otype = feature.get('otype');
            console.log('🚀 ~ otype:', otype);
            const oname = feature.get('oname');
            console.log('🚀 ~ oname:', oname);
            const geometryType = feature.getGeometry().getType();
            console.log('🚀 ~ geometryType:', geometryType);
            const properties = feature.getProperties();
            console.log('🚀 ~ properties:', properties);
         }
         this.highlightSelect(feature);
         this.activeFeature.value = feature;
         // this.displayFeatureInfo(feature);
      });
   }

@@ -475,23 +583,29 @@
      this.themeInfo.value = themeInfo;
   }

   getAllLayers() {
      const allLayers = this.layerInfo.value.reduce((preVal, curVal) => {
         if (curVal.children && curVal.children.length > 0) {
            return preVal.concat(curVal.children.map((item) => item));
         } else {
            return preVal;
         }
      }, []);
      return allLayers;
   }

   getAllLayerModels() {
      return this.layerInfo.value.reduce((preVal, curVal) => {
         if (curVal.children && curVal.children.length > 0) {
            return preVal.concat(curVal.children.map((item) => item.model));
         } else {
            return preVal;
         }
      }, []);
   }

   /** @description 记录所有图层 */
   setAllLayers(layerModels: Layer[], layers: any[], layerGroup: any[]) {
      // this.layerInfo.value = layerModels.map((layer, index) => {
      //    const layerData = layers[index];

      //    return {
      //       id: layerData.id,
      //       title: layerData.title,
      //       model: markRaw(layer),
      //       get isVisible() {
      //          return layer.getVisible();
      //       },
      //       set isVisible(val) {
      //          layer.setVisible(val);
      //       },
      //    };
      // });
      this.layerInfo.value = layerGroup.reduce((preVal, curVal) => {
         const group = curVal.group;
         const groupId = `group-${group}`;
@@ -510,9 +624,20 @@
         }
         const layer = layerModels[foundIndex];
         const layerData = layers[foundIndex];
         //#region ====================== 设置缩放级别 ======================
         if (layerData?.max_ratio !== null) {
            layer.setMaxZoom(layerData.max_ratio);
         }

         if (layerData?.min_ratio !== null) {
            layer.setMinZoom(layerData.min_ratio);
         }
         //#endregion

         const data = {
            id: layerData.id,
            title: layerData.title,
            icon: layerData.icon,
            model: markRaw(layer),
            get isVisible() {
               return layer.getVisible();
@@ -525,6 +650,21 @@
         mapGroupItem.children.push(data);
         return preVal;
      }, []);
      const that = this;
      this.layerInfo.value.push({
         id: 'equip',
         title: '监测设备',
         children: [],
         _isVisible: true,
         get isVisible() {
            return this._isVisible;
         },
         set isVisible(val) {
            this._isVisible = val;
            that.toggleMarkerOverlayVisible(val);
         },
         type: 'equip',
      });
   }

   /**
@@ -553,21 +693,17 @@
            }
         }
      });
      this.markerIsVisible.value = visible;
   }

   getConfig(): MapConfig {
      return {
         sourceType: this.activeSourceType.value,
         markerIsVisible: this.markerIsVisible.value,
      };
   }

   setConfig(config: MapConfig) {
      this.activeSourceType.value = config.sourceType;
      this.markerIsVisible.value = config.markerIsVisible;
      this.applySourceType(this.activeSourceType.value);
      this.toggleMarkerOverlayVisible(this.markerIsVisible.value);
   }

   private addBasicControl() {
@@ -614,6 +750,9 @@
         source: new VectorTileSource({
            format: new MVT(),
            url: url,
            // minZoom:5,
            // maxZoom:2
            // minZoom:12
         }),
         extent: vectorTileExtent,
         style: style,
@@ -621,14 +760,33 @@
      this.map.addLayer(vectorTileLayer);
      return vectorTileLayer;
   }

   // highlightFeature = null;
   displayFeatureInfo(feature) {
   highlightFeature(feature) {
      const highlightStyle = {
         // Point: new Style({
         //    // image: new Circle({
         //    //    radius: 5,
         //    //    fill: new Fill({ color: `blue` }),
         //    // }),
         //    image: new Circle({
         //       radius: 13,
         //       stroke: new Stroke({
         //          color: `blue`,
         //          width: 3,
         //       }),
         //    }),
         // }),
         // Point:this.getPointHighLightStyle.call(this,feature),
         Point: new Style({
            // image: new Circle({
            //    radius: 5,
            //    fill: new Fill({ color: `blue` }),
            // }),
            image: new Circle({
               radius: 5,
               fill: new Fill({ color: `blue` }),
               radius: 13,
               stroke: new Stroke({
                  color: `blue`,
                  width: 3,
               }),
            }),
         }),
         LineString: new Style({
@@ -636,6 +794,15 @@
               color: `blue`,
               width: 5,
            }),
         }),
         Polygon: new Style({
            stroke: new Stroke({
               color: `blue`,
               width: 5,
            }),
            // fill: new Fill({
            //    color: `rgba(0, 0, 255, 0.1)`,
            // }),
         }),
      };
      // 创建高亮图层
@@ -649,10 +816,115 @@
            },
         });
      }
   }

   private searchHighlightStyle = {
      // Point: new Style({
      //    // image: new Circle({
      //    //    radius: 5,
      //    //    fill: new Fill({ color: `blue` }),
      //    // }),
      //    image: new Circle({
      //       radius: 13,
      //       stroke: new Stroke({
      //          color: `blue`,
      //          width: 3,
      //       }),
      //    }),
      // }),
      // Point:this.getPointHighLightStyle.call(this,feature),
      Point: new Style({
         // image: new Circle({
         //    radius: 5,
         //    fill: new Fill({ color: `blue` }),
         // }),
         image: new Circle({
            radius: 13,
            stroke: new Stroke({
               color: `yellow`,
               width: 3,
            }),
         }),
      }),
      LineString: new Style({
         stroke: new Stroke({
            color: `yellow`,
            width: 5,
         }),
      }),
      Polygon: new Style({
         stroke: new Stroke({
            color: `yellow`,
            width: 5,
         }),
         // fill: new Fill({
         //    color: `rgba(0, 0, 255, 0.1)`,
         // }),
      }),
   };

   private selectHighlightStyle = {
      // Point: new Style({
      //    // image: new Circle({
      //    //    radius: 5,
      //    //    fill: new Fill({ color: `blue` }),
      //    // }),
      //    image: new Circle({
      //       radius: 13,
      //       stroke: new Stroke({
      //          color: `blue`,
      //          width: 3,
      //       }),
      //    }),
      // }),
      // Point:this.getPointHighLightStyle.call(this,feature),
      Point: new Style({
         // image: new Circle({
         //    radius: 5,
         //    fill: new Fill({ color: `blue` }),
         // }),
         image: new Circle({
            radius: 13,
            stroke: new Stroke({
               color: `blue`,
               width: 3,
            }),
         }),
      }),
      LineString: new Style({
         stroke: new Stroke({
            color: `blue`,
            width: 5,
         }),
      }),
      Polygon: new Style({
         stroke: new Stroke({
            color: `blue`,
            width: 5,
         }),
         // fill: new Fill({
         //    color: `rgba(0, 0, 255, 0.1)`,
         // }),
      }),
   };

   highlightSelect(feature) {
      // 创建高亮图层
      if (!this.interactLayer) {
         this.interactLayer = new VectorLayer({
            source: new VectorSource(),
            map: this.map,
            style: (feature) => {
               const type = feature.getGeometry().getType();
               return this.selectHighlightStyle[type];
            },
         });
      }

      // 设置高亮要素
      if (feature !== this.activeFeature.value) {
         if (this.activeFeature.value) {
            console.log('remove feature:', this.activeFeature.value);
            this.interactLayer.getSource().removeFeature(this.activeFeature.value as any);
         }
         if (feature) {
@@ -662,6 +934,32 @@
      }
   }

   private preSearchHighlightFeatures: Feature[] = [];
   highlightSearch(features) {
      if (!Array.isArray(features)) {
         features = [features];
      }
      // 创建高亮图层
      if (!this.searchHighlightLayer) {
         this.searchHighlightLayer = new VectorLayer({
            source: new VectorSource(),
            map: this.map,
            style: (feature) => {
               const type = feature.getGeometry().getType();
               return this.searchHighlightStyle[type];
            },
         });
      }
      if (this.preSearchHighlightFeatures && this.preSearchHighlightFeatures.length > 0) {
         this.searchHighlightLayer.getSource().removeFeatures(this.preSearchHighlightFeatures);
      }

      // 设置高亮要素
      if (features && features.length > 0) {
         this.searchHighlightLayer.getSource().addFeatures(features);
      }
      this.preSearchHighlightFeatures = features;
   }
   getWMTS = () => {
      const projection = getProjection('EPSG:3857');
      const projectionExtent = projection.getExtent();