高德地图JSAPI 定位

电玩女神 2021-09-19 21:10 600阅读 0赞

<!doctype html>
    <html>
    <head>
        <meta charset="utf-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
        <title>浏览器精确定位</title>
          <link rel="stylesheet" href="https://a.amap.com/jsapi_demos/static/demo-center/css/demo-center.css" />
        <style>
            html,body,#container{
                height:100%;
            }
            .info{
                width:26rem;
            }
        </style>
    <body>
    <div id='container'></div>
    <div class="info">
        <h4 id='status'></h4><hr>
        <p id='result'></p><hr>
        <p >由于众多浏览器已不再支持非安全域的定位请求，为保位成功率和精度，请升级您的站点到HTTPS。</p>
    </div>
    <script type="text/javascript" src="https://webapi.amap.com/maps?v=1.4.14&key=您申请的key值"></script>
    <script type="text/javascript">
        var map = new AMap.Map('container', {
            resizeEnable: true
        });
        AMap.plugin('AMap.Geolocation', function() {
            var geolocation = new AMap.Geolocation({
                enableHighAccuracy: true,//是否使用高精度定位，默认:true
                timeout: 10000,          //超过10秒后停止定位，默认：5s
                buttonPosition:'RB',    //定位按钮的停靠位置
                buttonOffset: new AMap.Pixel(10, 20),//定位按钮与设置的停靠位置的偏移量，默认：Pixel(10, 20)
                zoomToAccuracy: true,   //定位成功后是否自动调整地图视野到定位点
    
            });
            map.addControl(geolocation);
            geolocation.getCurrentPosition(function(status,result){
                if(status=='complete'){
                    onComplete(result)
                }else{
                    onError(result)
                }
            });
        });
        //解析定位结果
        function onComplete(data) {
            document.getElementById('status').innerHTML='定位成功'
            var str = [];
            str.push('定位结果：' + data.position);
            str.push('定位类别：' + data.location_type);
            if(data.accuracy){
                 str.push('精度：' + data.accuracy + ' 米');
            }//如为IP精确定位结果则没有精度信息
            str.push('是否经过偏移：' + (data.isConverted ? '是' : '否'));
            document.getElementById('result').innerHTML = str.join('<br>');
        }
        //解析定位错误信息
        function onError(data) {
            document.getElementById('status').innerHTML='定位失败'
            document.getElementById('result').innerHTML = '失败原因排查信息:'+data.message;
        }
    </script>
    </body>
    </html>