功能如下：打开时自动定位到当前位置（浏览器可能会屏蔽自动定位功能，建议手机查看，或直接打开地址：http://1.jingcode.applinzi.com/test2.html），输入目的地点击搜索后，显示当前位置和目的地之间的线路图。<!DOCTYPE html><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"> body, html {width: 100%;height: 100%;overflow: hidden;margin:0;font-family:"微软雅黑";} #allmap{width: 100%;height: 100%;overflow: hidden;margin:0;font-family:"微软雅黑";} header{margin: 5px auto;font-size: 16px;} .typein{width: 90px;height: 16px;font-size: 16px;} /*.btn{color:#fff;height: 25px;}*/ </style> <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=6VArBpbbbMjBVP22TflHkpSq"></script> <script type="text/javascript" src="http://developer.baidu.com/map/jsdemo/demo/convertor.js"></script> <title>路线查询</title></head><body> <header> <label for="start">起点:<input type="text" placeholder="请输入起点" class="typein" id="start"/></label> <label for="zhongdian">终点:<input type="text" id="zhongdian" placeholder="请输入终点" class="typein"/></label> <input type="button" class="btn" id="result" value="查询" onclick="chaxun()"/> </header> <div id="allmap"></div></body></html><script type="text/javascript"> var map = new BMap.Map("allmap"); var lng , lat ;
var geolocation = new BMap.Geolocation(); geolocation.getCurrentPosition(function(r){ if(this.getStatus() == BMAP_STATUS_SUCCESS){
//map.panTo(r.point); lng = r.point.lng; lat = r.point.lat //alert(‘您的位置：‘+r.point.lng+‘,‘+r.point.lat);
map.centerAndZoom(new BMap.Point(lng, lat), 18); var mk = new BMap.Marker(r.point); map.addOverlay(mk); map.addControl(new BMap.MapTypeControl()); //添加地图类型控件 map.enableScrollWheelZoom(true); //开启鼠标滚轮缩放 } else { alert(‘failed‘+this.getStatus()); } });
function chaxun(){ map.clearOverlays(); var zhongdian = document.getElementById("zhongdian").value; var qidian = document.getElementById("start").value; //从定位地点到终点 //search(new BMap.Point(lng, lat),zhongdian,BMAP_DRIVING_POLICY_LEAST_DISTANCE);
//从输入的起点到终点 search(qidian,zhongdian,BMAP_DRIVING_POLICY_LEAST_DISTANCE);
function search(start,end,route){ var driving = new BMap.DrivingRoute(map, {renderOptions:{map: map, autoViewport: true},policy: route}); driving.search(start,end); } }</script>
时间： 2024-10-12 00:32:04