天地图h5定位

<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="content-type" content="text/html; charset=utf-8"/>
    <meta name="keywords" content="天地图"/>
    <title>天地图-地图API-范例-H5定位</title>
    <script type="text/javascript" src="http://api.tianditu.gov.cn/api?v=4.0&tk=您的密钥"></script>
    <style type="text/css">body,html{width:100%;height:100%;margin:0;font-family:"Microsoft YaHei"}#mapDiv{width:100%;height:400px}input,b,p{margin-left:5px;font-size:14px}</style>
    <script>
        var map;
        var zoom = 12;
        function onLoad() {
            //初始化地图对象
            map = new T.Map("mapDiv");
            //设置显示地图的中心点和级别
            map.centerAndZoom(new T.LngLat(116.40969, 38.89945), zoom);
            var lo = new T.Geolocation();
            fn = function (e) {
                if (this.getStatus() == 0){
                    map.centerAndZoom(e.lnglat, 15)
                    alert("获取定位坐标:"+e.lnglat.lat + "," + e.lnglat.lng)
                    var marker = new T.Marker(e.lnglat);
                    map.addOverLay(marker);

                }
                if(this.getStatus() == 1){
                    map.centerAndZoom(e.lnglat, e.level)
                    alert("获取定位坐标:"+e.lnglat.lat + "," + e.lnglat.lng)
                    var marker = new T.Marker(e.lnglat);
                    map.addOverLay(marker);
                }
            }
            lo.getCurrentPosition(fn);
        }
    </script>
</head>
<body onLoad="onLoad()">
<div id="mapDiv"></div>
<p>本示例演示如用H5定位所在城市</p>
</body>
</html>

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转载自blog.csdn.net/sunyanchun/article/details/128939035
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