效果圖：

實現程式碼：

<template>
  <div id="map" ref="map" style="width: 100vw; height: 100vh"></div>
</template>
 
<script>
import "ol/ol.";
import { Map,View } from "ol";
import { OSM,Vector as VectorSource } from "ol/source";
import { Vector as VectorLayer,Tile as TileLayer } from "ol/layer";
import GeoON from "ol/format/GeoJSON";
 
import Select from "ol/interaction/Select";
import { altKeyOnly,click,pointerMove } from "ol/events/condithttp://www.cppcns.com
 
ion";
 
export default {
  name: "gif",data() {
    return {
      map: {},layer: {},geojsonData: {
        type: "FeatureCollection",features: [
          {
            type: "Feature",properties: {
              title: "警報1",},geometry: {
              type: "Point",coordinates: [91.48879670091165,37.83814884701121],{
            type: "Feature",properties: {
              title: "警報2",geometry: {
              type: "Point",coordinates: [99.19515576149941,26.713646654711134],properties: {
              title: "警報3",coordinates: [123.74363825288785,44.363694825734726],],select: {},};
  },mounted() {
    this.initMap();
  },methods: {http://www.cppcns.com
 

    // 初始化地圖
    initMap() {
      this.layer = new VectorLayer({
        source: new VectorSource({
          features: new GeoJSON().readFeatures(this.geojsonData),        }),});
      this.map = new Map({
        target: "map",layers: [
          new TileLayer({
            source: new OSM(),}),this.layer,view: new View({
          projection: "EPSG
 
:4326",center: [104.912777,34.730746],zoom: 4.5,});
 
      this.select = new Select({
        condition: click,//單擊選擇
      });
      this.map.addInteraction(this.select);
      this.select.on("select",(e) => {
        let coordinate = e.mapBrowserEvent.coordinate; //獲取選擇的座標
        let properties = e.selected[0].getProperties(); //獲取當前要素的所有屬性
      });
 
      // 設定滑鼠劃過向量要素的樣式
      this.map.on("pointermove",(e) => {
        const isHover = this.map.hasFeatureAtPixel(e.pixel);
        this.map.getTargetElement().style.cursor = isHover ? "pointer" : "";
      });
    },};
</script>

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