先看下效果图，因为没有美化，只是做一下功能。
完整代码如下
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no"> <script src="../../jss/jquery-1.9.1.min.js"></script> <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=your baidu keys"></script> <title>百度地图的定位</title> <style type="text/css"> input{border:1px solid #dddee1;border-radius:5px;height:30px; width:90%;} </style> </head> <body> 当前位置：<input type="text" id="txtposition" value="正在定位..."/> <br /><br /> <div id="r-result">请输入:<input type="text" id="suggestId" size="20" value="" style="width:350px;" /></div> <div id="searchResultPanel" style="border:1px solid #C0C0C0;width:150px;height:auto; display:none;"></div> <br /><br /> <div id="allmap" style="width: 100%;height: 500px;"></div> <div id="r-result"></div> <script type="text/javascript"> // 百度地图API功能 var map = new BMap.Map("allmap"); var point = new BMap.Point(118.778, 32.05); map.centerAndZoom(point,12); map.enableScrollWheelZoom(); // 启用滚轮放大缩小 map.addControl(new BMap.NavigationControl()); // 启用放大缩小 尺 var geolocation = new BMap.Geolocation(); //自动定位 geolocation.getCurrentPosition(function (r) { console.log(r.point); if(this.getStatus() == BMAP_STATUS_SUCCESS){ var mk = new BMap.Marker(r.point); map.addOverlay(mk);//标出所在地 map.panTo(r.point);//地图中心移动 mk.addEventListener("dragend", showInfo); mk.enableDragging(); //可拖拽 var point = new BMap.Point(r.point.lng,r.point.lat);//用所定位的经纬度查找所在地省市街道等信息 var gc = new BMap.Geocoder(); gc.getLocation(point, function (rs) { console.log(rs); var addComp = rs.addressComponents; console.log(rs.address);//地址信息 document.getElementById("txtposition").value = rs.address; // alert(rs.address);//弹出所在地址 var label = new BMap.Label(rs.address, { offset: new BMap.Size(20, -10) }); map.removeOverlay(mk.getLabel());//删除之前的label mk.setLabel(label); }); function showInfo(e) { var gc = new BMap.Geocoder(); gc.getLocation(e.point, function (rs) { var addComp = rs.addressComponents; var address = addComp.province + addComp.city + addComp.district + addComp.street + addComp.streetNumber;//获取地址 document.getElementById("txtposition").value = rs.address; //画图 ---》显示地址信息 var label = new BMap.Label(address, { offset: new BMap.Size(20, -10) }); map.removeOverlay(mk.getLabel());//删除之前的label mk.setLabel(label); }); } }else { alert(‘failed‘+this.getStatus()); } }, { enableHighAccuracy: true }) // 百度地图API功能 function G(id) { return document.getElementById(id) } var ac = new BMap.Autocomplete( //建立一个自动完成的对象 {"input" : "suggestId" ,"location" : map }); ac.addEventListener("onhighlight", function(e) { //鼠标放在下拉列表上的事件 var str = ""; var _value = e.fromitem.value; var value = ""; if (e.fromitem.index > -1) { value = _value.province + _value.city + _value.district + _value.street + _value.business; } str = "FromItem<br />index = " + e.fromitem.index + "<br />value = " + value; value = ""; if (e.toitem.index > -1) { _value = e.toitem.value; value = _value.province + _value.city + _value.district + _value.street + _value.business; } str += "<br />ToItem<br />index = " + e.toitem.index + "<br />value = " + value; G("searchResultPanel").innerHTML = str; }); var myValue; ac.addEventListener("onconfirm", function(e) { //鼠标点击下拉列表后的事件 var _value = e.item.value; myValue = _value.province + _value.city + _value.district + _value.street + _value.business; G("searchResultPanel").innerHTML ="onconfirm<br />index = " + e.item.index + "<br />myValue = " + myValue; setPlace(); }); function setPlace() { map.clearOverlays(); //清除地图上所有覆盖物 function myFun() { var pp = local.getResults().getPoi(0).point; //获取第一个智能搜索的结果 map.centerAndZoom(pp, 18); map.addOverlay(new BMap.Marker(pp)); //添加标注 } var local = new BMap.LocalSearch(map, { //智能搜索 onSearchComplete: myFun }); local.search(myValue); } </script> </body> </html>
注释：上面代码只需自己复制，然后修改下百度的keys就可以了，其他无需修改