• webapp定位


    <!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>浏览器定位</title>
            <!-- <link rel="stylesheet" href="../css/mui.min.css"> -->
            <script type="text/javascript" src="http://webapi.amap.com/maps?v=1.4.2&key=57b9a64879a0cb02484a816273301b73"></script>
    
            <body>
                <div id="local" style="margin-top: 5rem;"></div>
                <script type="text/javascript">
                    map = new AMap.Map('', {
                        resizeEnable: true
                    });
                    map.plugin('AMap.Geolocation', function() {
                        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:无穷大
                            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, //定位成功后调整地图视野范围使定位位置及精度范围视野内可见,默认:false
                            buttonPosition: 'RB'
                        });
                        map.addControl(geolocation);
                        geolocation.getCurrentPosition();
                        AMap.event.addListener(geolocation, 'complete', onComplete); //返回定位信息
                        AMap.event.addListener(geolocation, 'error', onError); //返回定位出错信息
                    });
                    //解析定位结果
                    function onComplete(data) {
                        //逆地理编码
                        AMap.service('AMap.Geocoder', function() { //回调函数
                            //实例化Geocoder
                            geocoder = new AMap.Geocoder({
                                city: "010" //城市,默认:“全国”
                            });
                            var lnglatXY = [data.position.getLng(), data.position.getLat()]; //地图上所标点的坐标
                            geocoder.getAddress(lnglatXY, function(status, result) {
                                if(status === 'complete' && result.info === 'OK') {
                                    document.getElementById('local').innerHTML = result.regeocode.formattedAddress;
                                } else {
                                    //获取地址失败
                                    document.getElementById('local').innerHTML = "获取地址失败";
                                }
                            });
                        })
                    }
                    //解析定位错误信息
                    function onError(data) {
                        document.getElementById('local').innerHTML = '定位失败' + data.info + "_" + data.message;
                    }
                </script>
            </body>
            <!-- <script src="../js/mui.min.js"></script> -->
    
    </html>
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  • 原文地址:https://www.cnblogs.com/ldlx-mars/p/8535080.html
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