能用谷歌地图api显示 几个经纬度点 形成轨迹
服务器返回的数据为，
每行一个点，逗号分开经纬度
32.1231241，125.23123123
32.1231241，125.23123123
32.1231241，125.23123123
32.1231241，125.23123123
比如说，有 四个点，知道经纬度
设置4秒后
动态依次连接四个点画线，
显示一下轨迹
[解决办法]
如果是V3的话，这段代码可以参考下，下班了，没时间写：
也是我回复的类似的帖子，原贴链接
- JScript code
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" ><head> <title>谷歌地图 v3</title> <script src="http://maps.google.com/maps/api/js?v=3.1&sensor=true" type="text/javascript"></script> <script type="text/javascript"> var map;// 地图对象 var directionsService = new google.maps.DirectionsService(); var directionDisplay; var path = null,timer = 0,index = 0,marker = null; function init() { directionsDisplay = new google.maps.DirectionsRenderer(); var coor = new google.maps.LatLng(23.129163, 113.264435); map = new google.maps.Map(document.getElementById("map"), { zoom: 12, center: coor, mapTypeControl: false, mapTypeId: google.maps.MapTypeId.ROADMAP }); directionsDisplay.setMap(map); var request = { origin: "广州市火车站", destination: "广州市番禺区汉溪长隆", optimizeWaypoints: true, travelMode: google.maps.DirectionsTravelMode.DRIVING }; // 获取从“广州市火车站”到“广州市番禺区汉溪长隆”的线路 directionsService.route(request, function(response, status) { if (status == google.maps.DirectionsStatus.OK) { directionsDisplay.setDirections(response); path = response.routes[0].overview_path; if (path) { timer = window.setInterval(function() { if (!marker) { marker = new google.maps.Marker({ position: path[index++], map: map }); } else { if (index < path.length) { marker.setPosition(path[index++]); } else { index = 0; window.clearInterval(timer); } } }, 30); } } }); } </script></head><body onload="init();"> <div id="map" style="width:800px; height:800px;"></div></body></html>