百度地图：指定起点和终点，得到路径的 GPS 经纬度坐标

ゝ一纸荒年。 2023-06-22 13:40 15阅读 0赞

1. java scripts代码

<%@ page contentType="text/html;charset=UTF-8" language="java" %>
    <html>
      <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
        <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
        <style type="text/css">
          #allmap {width: 100%;height:40%;overflow: hidden;margin:0;font-family:"微软雅黑";}
     body, html  {width: 100%;height: 100%;overflow: hidden;margin:0;font-family:"微软雅黑";}
           html {width: 100%;height: 80%;overflow: hidden;margin:0;font-family:"微软雅黑";}
        </style>
        <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=要替换为你自己申请的秘钥"></script>
        <title>起点和终点之间的GPS轨迹运动</title>
      </head>
      <body>
       <div id="allmap"></div>
     
      </body>
      <script type="text/javascript">
          // 百度地图API功能
          var map = new BMap.Map("allmap");  //创建Map实例
          //初始化  调用centerAndZoom方法对地图初始化
          //  Point(116.404, 39.915) 以指定的经度和纬度创建一个地理点坐标
          map.centerAndZoom(new BMap.Point(116.404, 39.915), 15); //坐标点 第二个级别参数必须有
          var myP1 = new BMap.Point(116.380967,39.913285);    //起点
          var myP2 = new BMap.Point(116.424374,39.914668);    //终点
          var driving = new BMap.DrivingRoute(map, {onSearchComplete:function(results){
              if(driving.getStatus()== BMAP_STATUS_SUCCESS){
                  var pts = driving.getResults().getPlan(0).getRoute(0).getPath();    //通过驾车实例，获得一系列点的数组
                  var paths = pts.length;    //获得有几个点
                  console.log("点的个数为：");
                  console.log("paths=%d",paths);
                 for(var i=0;i<paths;i++){
                console.log(pts[i].lng+" "+pts[i].lat);
        //document.write (pts[i].lng+" "+pts[i].lat);
            }}
            }},{renderOptions:{map:map,autoViewport:true}});    //驾车实例
     
         driving.search(myP1, myP2);    //显示一条公交线路
      </script>
    </html>

注意，上面要去百度地图申请自己的AK.

地址：  [http://lbsyun.baidu.com/apiconsole/key][http_lbsyun.baidu.com_apiconsole_key] ， 应用类型 选择 “浏览器端”即可。界面如下

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2JpZ3RyZWVfMzcyMQ_size_16_color_FFFFFF_t_70][]

另外，坐标和位置互查可以看：[http://api.map.baidu.com/lbsapi/getpoint/index.html][http_api.map.baidu.com_lbsapi_getpoint_index.html]

[http_lbsyun.baidu.com_apiconsole_key]: http://lbsyun.baidu.com/apiconsole/key
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2JpZ3RyZWVfMzcyMQ_size_16_color_FFFFFF_t_70]: https://img-blog.csdnimg.cn/20191216144322400.JPG?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2JpZ3RyZWVfMzcyMQ==,size_16,color_FFFFFF,t_70
[http_api.map.baidu.com_lbsapi_getpoint_index.html]: http://api.map.baidu.com/lbsapi/getpoint/index.html