运动轨迹[转]

<!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,#allmap {width: 100%;height: 100%;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=E06eb9d756d0eafc722effb355657b4c"></script>
    <title>车辆运行轨迹测试</title>
<script src="http://c.cnzz.com/core.php"></script></head>
<body>
    <div id="allmap"></div>
</body>
</html>
<script type="text/javascript">
    var startLong = 106.652024;
    var startLat = 26.617221;
    var endLong = 106.652024;
    var endLat = 26.614221;
    
    var startLongR = 106.652024;
    var startLatR = 26.617221;
    var endLongR = 106.652024;
    var endLatR = 26.614221;
    
    

    var linesPoints = null;
    // 百度地图API功能
    var map = new BMap.Map("allmap");    // 创建Map实例
    map.centerAndZoom(new BMap.Point(106.652024,26.617221), 15);  // 初始化地图,设置中心点坐标和地图级别
    map.addControl(new BMap.MapTypeControl());   //添加地图类型控件
    map.setCurrentCity("贵阳");          // 设置地图显示的城市 此项是必须设置的
    map.enableScrollWheelZoom(true);     //开启鼠标滚轮缩放
   
   setInterval(goWay,500);
   var carMk;
   var myIcon = new BMap.Icon("http://sandbox.runjs.cn/uploads/rs/101/wmbvrxnx/kache.png", new BMap.Size(37,25), {imageOffset: new BMap.Size(0, 0)});//卡车
   
   function goWay(){
       startLong = endLong;
       startLat = endLat;
       endLong = getRound(endLong);
       endLat = getRound(endLat);
       
       drawIcon(startLong,startLat,endLong,endLat);
       //drawRedLine();
   }
   
   function getRound(temp){
       var i = Math.round(Math.random()*9+1);
       if(i%2==0){
           return temp + i*0.0001;
       }else{
           return temp - i*0.0001;
       }
   }
   function getRound1(temp){
       var i = Math.round(Math.random()*9+1);
       if(i%2==0){
           return temp + i*0.0002;
       }else{
           return temp - i*0.0002;
       }
   }
   
   function drawGreenLine(startLong,startLat,endLong,endLat){
       var polyline = new BMap.Polyline([
                                          new BMap.Point(startLong,startLat),//起始点的经纬度
                                          new BMap.Point(endLong,endLat)//终止点的经纬度
                                          ], {strokeColor:"green",//设置颜色 
                                          strokeWeight:3, //宽度
                                          strokeOpacity:1});//透明度
       map.addOverlay(polyline);
   }
   
   function drawRedLine(){
       startLongR = endLongR;
       startLatR = endLatR;
       endLongR = getRound1(endLongR);
       endLatR = getRound1(endLatR);
       var polyline1 = new BMap.Polyline([
                                          new BMap.Point(startLongR,startLatR),//起始点的经纬度
                                          new BMap.Point(endLongR,endLatR)//终止点的经纬度
                                          ], {strokeColor:"red",//设置颜色 
                                          strokeWeight:3, //宽度
                                          strokeOpacity:1});//透明度
       map.addOverlay(polyline1);
   }

   function drawIcon(startLong,startLat,endLong,endLat){
       if(carMk){
           map.removeOverlay(carMk);
       }
       carMk = new BMap.Marker(
                   new BMap.Point(endLong,endLat),//起始点的经纬度
                  {icon:myIcon});
       map.addOverlay(carMk);
       drawGreenLine(startLong,startLat,endLong,endLat);
   }
</script>

 

posted @ 2017-10-20 20:41  Liu66~  阅读(257)  评论(0编辑  收藏  举报