【高德地图】 覆盖物/画点/画折线/画多边形/画矩形/画圆

【高德地图】 覆盖物/画点/画折线/画多边形/画矩形/画圆_第1张图片

官方示例

https://lbs.amap.com/demo/javascript-api/example/mouse-operate-map/mouse-draw-overlayers

doctype html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="chrome=1">
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
    <link rel="stylesheet" href="https://a.amap.com/jsapi_demos/static/demo-center/css/demo-center.css" type="text/css">
    <style>
      html,body,#container{
        height: 100%
      }
      .input-item{
        height: 2.2rem;
      }
      .btn{
        width: 6rem;
        margin: 0 1rem 0 2rem;
      }
      .input-text{
        width: 4rem;
        margin-right:1rem;
      }
    style>
    <title>鼠标工具绘制title>
  head>
  <body>
    <div id='container'>div>
    <div class='info'>操作说明:圆和矩形通过拖拽来绘制,其他覆盖物通过点击来绘制div>
    <div class="input-card" style='width: 24rem;'>
        <div class="input-item">
          <input type="radio" name='func' checked="" value='marker'><span class="input-text">画点span>
          <input type="radio" name='func' value='polyline'><span class="input-text">画折线span>
          <input type="radio" name='func' value='polygon'><span class="input-text" style='width:5rem;'>画多边形span>
        div>
        <div class="input-item">
          <input type="radio" name='func' value='rectangle'><span class="input-text">画矩形span>
          <input type="radio" name='func' value='circle'><span class="input-text">画圆span>
        div>
        <div class="input-item">
            <input id="clear" type="button" class="btn" value="清除" />
          <input id="close" type="button" class="btn" value="关闭绘图" />
        div>
    div>
    <script src="https://webapi.amap.com/maps?v=1.4.15&key=您申请的key值&plugin=AMap.MouseTool">script>
    <script type="text/javascript">
    var map = new AMap.Map('container',{
        zoom:14
    });

    var mouseTool = new AMap.MouseTool(map); 
    //监听draw事件可获取画好的覆盖物
    var overlays = [];
    mouseTool.on('draw',function(e){
        overlays.push(e.obj);
    }) 
    
    function draw(type){
      switch(type){
        case 'marker':{
            mouseTool.marker({
              //同Marker的Option设置
            });
            break;
        }
        case 'polyline':{
            mouseTool.polyline({
              strokeColor:'#80d8ff'
              //同Polyline的Option设置
            });
            break;
        }
        case 'polygon':{
            mouseTool.polygon({
              fillColor:'#00b0ff',
              strokeColor:'#80d8ff'
              //同Polygon的Option设置
            });
            break;
        }
        case 'rectangle':{
            mouseTool.rectangle({
              fillColor:'#00b0ff',
              strokeColor:'#80d8ff'
              //同Polygon的Option设置
            });
            break;
        }
        case 'circle':{
            mouseTool.circle({
              fillColor:'#00b0ff',
              strokeColor:'#80d8ff'
              //同Circle的Option设置
            });
            break;
        }
      }
    }
    var radios = document.getElementsByName('func');
    for(var i=0;i<radios.length;i+=1){
        radios[i].onchange = function(e){

          draw(e.target.value)
        }
    }
    draw('marker')

    document.getElementById('clear').onclick = function(){
        map.remove(overlays)
        overlays = [];
    }  
    document.getElementById('close').onclick = function(){
        mouseTool.close(true)//关闭,并清除覆盖物
        for(var i=0;i<radios.length;i+=1){
            radios[i].checked = false;
        }
    }
    script>
  body>
html>

应用

        <div style="margin-top: 10px;" class="button-item" @click="handleShowLine"
          :id="mapChange === 3 ? 'line1' : 'line'">
        div>
        <div style="margin-top: 10px;" class="button-item" @click="handleShowCircle"
          :id="mapChange === 4 ? 'circle1' : 'circle'">
        div>
// type 画的类型
    linePolygon(type) {
    // 创建MouseTool实例
      var mouseTool = new AMap.MouseTool(map);
      console.log(mouseTool, 'mouseTool');
      let that = this

      // 鼠标在地图上画了之后获取画的图形的坐标,在这之前需要实例化mouseTool.polygon()方法
      this.AMap.Event.addListener(mouseTool, 'draw', function (e) {
        // console.log(e, 'eee');
        let arr = e.obj.getPath();//获取坐标
        // console.log(arr, 'arr');
        let polyList = []
        let polyList1 = []


        polyList = arr.map((item, index) => {
          return {
            lat: item.lat,
            lon: item.lng
          }
        })
        // 格式转换
        polyList1 = arr.map((item, index) => {
          return [item.lng, item.lat]
        })
        // 画完多边形之后,可接口获取多边形内点
        queryP({}).then((res) => {
          console.log(res, 'resss');
          that.Ponit= res.data
          mouseTool.close(true)//关闭,并清除覆盖物


      // [【高德地图】根据经纬度多边形的绘制(可绘制区域以及任意图形)](https://blog.csdn.net/Xiang_Gong_Ya_/article/details/132775837?csdn_share_tail=%7B%22type%22:%22blog%22,%22rType%22:%22article%22,%22rId%22:%22132775837%22,%22source%22:%22Xiang_Gong_Ya_%22%7D)

          document.getElementById('close').onclick = function () {
            mouseTool.close(true)//关闭,并清除覆盖物
            console.log(111);
            // 清空地图内容
            window.map.clearMap()
          }
        })
      });

      function draw(type) {
        switch (type) {
          case 'line': {
            mouseTool.polygon({
              fillColor: '#00b0ff',
              strokeColor: '#80d8ff'
              //同Polygon的Option设置
            });
            break;
          }
          case 'circle': {
            mouseTool.circle({
              fillColor: '#00b0ff',
              strokeColor: '#80d8ff'
              //同Circle的Option设置
            });
            break;
          }
        }
      }
      draw(type)
      
      // 清除
       document.getElementById('clear').onclick = function () {
         window.map.remove(overlays)
         overlays = [];
       }

    },

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