百度地图api定位范例

xiaoxiao2021-02-28  164

<!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=填写密钥"></script> <title></title> <script type="text/javascript"> var x = ""; var y = ""; var dizhi = ""; function getLocation(){ if (navigator.geolocation) { navigator.geolocation.getCurrentPosition(showPosition,showError); }else{ alert("浏览器不支持地理定位。"); } } function showPosition(position){ y = position.coords.latitude;//纬度 x = position.coords.longitude;//经度 // 百度地图API功能 //GPS坐标(这个是北京市坐标) // var x = 116.32715863448607; // var y = 39.990912172420714; var ggPoint = new BMap.Point(x, y); //地图初始化 var bm = new BMap.Map("allmap"); bm.centerAndZoom(ggPoint, 15); bm.addControl(new BMap.NavigationControl()); bm.enableScrollWheelZoom(); //启用滚轮放大缩小,默认禁用 bm.enableContinuousZoom(); //启用地图惯性拖拽,默认禁用 bm.addEventListener("tilesloaded", function () { });//地图加载完成 var gc = new BMap.Geocoder(); bm.addEventListener("click", function (e) { ggPoint = new BMap.Point(e.point.lng, e.point.lat); gc.getLocation(ggPoint, function (rs) { var addComp = rs.addressComponents; var mapAddress =addComp.city; // var mapAddress = addComp.province + addComp.city + addComp.district // + addComp.street + addComp.streetNumber; dizhi = mapAddress; if (confirm(dizhi)) { window.location.href = "succes.html" } var marker = new BMap.Marker(ggPoint); // 创建点 bm.addOverlay(marker); var label = new BMap.Label("您选择的位置为"+dizhi, { offset: new BMap.Size(20, -10) }); marker.setLabel(label); //添加百度label bm.setCenter(ggPoint); }); }); bm.addControl(new BMap.NavigationControl()); //坐标转换完之后的回调函数 translateCallback = function (data) { if (data.status === 0) { var marker = new BMap.Marker(data.points[0]); bm.addOverlay(marker); marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳动的动画 //marker.enableDragging();//可拖拽 //var label = new BMap.Label("您所在的位置", { offset: new BMap.Size(20, -10) }); //marker.setLabel(label); //添加百度label //bm.setCenter(data.points[0]); //var a=BMap.Convertor(ggPoint, 0); gc.getLocation(data.points[0], function (rs) { //alert(rs.sematic_description); var addComp = rs.addressComponents; var mapAddress =addComp.city; // var mapAddress = addComp.province + addComp.city + addComp.district // + addComp.street + addComp.streetNumber; dizhi = mapAddress; confirm(dizhi); if (confirm(dizhi)) { window.location.href = "succes.html" } var label = new BMap.Label("定位您所在的位置为"+dizhi, { offset: new BMap.Size(20, -10) }); marker.setLabel(label); //添加百度label bm.setCenter(data.points[0]); }); } } setTimeout(function () { var convertor = new BMap.Convertor(); var pointArr = [] pointArr.push(ggPoint); convertor.translate(pointArr, 1, 5, translateCallback) }, 1000); } function showError(error){ switch(error.code) { case error.PERMISSION_DENIED: alert("定位失败,用户拒绝请求地理定位"); break; case error.POSITION_UNAVAILABLE: alert("定位失败,位置信息是不可用"); break; case error.TIMEOUT: alert("定位失败,请求获取用户位置超时"); break; case error.UNKNOWN_ERROR: alert("定位失败,定位系统失效"); break; } } getLocation(); </script> </head> <body> <p id="allmap"></p> </body> </html> 如果想修改输出位置可以修改地址字符串的拼接。填写百度SDK秘钥。希望能帮到大家~~
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