百度地图根据通过查询地址获取经纬度,点击地图获取经纬度

<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>根据地址查询经纬度</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=kRHuqFbkaoDcf5CsmOY0fwlpOZZgMxkt"></script>
</head>
<body style="background:#CBE1FF">
<div style="width:730px;margin:auto;">
要查询的地址：<input id="text_" type="text" value="" style="margin-right:100px;"/>
查询结果(经纬度)：<input id="result_" type="text" />
<input type="button" value="查询" οnclick="searchByStationName();"/>

</div>
<div id="container"
style="width:1600px;height:900px; margin:auto;">
</div>
</body>
<script type="text/javascript">
var map = new BMap.Map("container");
map.centerAndZoom("宁波", 12);
map.enableScrollWheelZoom(); //启用滚轮放大缩小，默认禁用
map.enableContinuousZoom(); //启用地图惯性拖拽，默认禁用

map.addControl(new BMap.NavigationControl()); //添加默认缩放平移控件
map.addControl(new BMap.OverviewMapControl()); //添加默认缩略地图控件
map.addControl(new BMap.OverviewMapControl({ isOpen: true, anchor: BMAP_ANCHOR_BOTTOM_RIGHT })); //右下角，打开

var localSearch = new BMap.LocalSearch(map);
localSearch.enableAutoViewport(); //允许自动调节窗体大小
function searchByStationName() {
map.clearOverlays();//清空原来的标注
var keyword = document.getElementById("text_").value;
localSearch.setSearchCompleteCallback(function (searchResult) {
var poi = searchResult.getPoi(0);
document.getElementById("result_").value = poi.point.lng + "," + poi.point.lat;
map.centerAndZoom(poi.point, 13);
var marker = new BMap.Marker(new BMap.Point(poi.point.lng, poi.point.lat)); // 创建标注，为要查询的地方对应的经纬度
map.addOverlay(marker);
var content = document.getElementById("text_").value + "<br/><br/>经度：" + poi.point.lng + "<br/>纬度：" + poi.point.lat;
var infoWindow = new BMap.InfoWindow("<p style='font-size:14px;'>" + content + "</p>");
marker.addEventListener("click", function () { this.openInfoWindow(infoWindow); });
});
localSearch.search(keyword);
}
map.addEventListener("click", function(e){
var point = new BMap.Point(116.331398,39.897445);
map.centerAndZoom(point,12);
map.enableScrollWheelZoom(true);
var geoc = new BMap.Geocoder();
//通过点击百度地图，可以获取到对应的point, 由point的lng、lat属性就可以获取对应的经度纬度
var pt = e.point;
geoc.getLocation(pt, function(rs){
//addressComponents对象可以获取到详细的地址信息
var addComp = rs.addressComponents;
var site = addComp.province + ", " + addComp.city + ", " + addComp.district + ", " + addComp.street + ", " + addComp.streetNumber;

localSearch.setSearchCompleteCallback(function (searchResult) {
var poi = searchResult.getPoi(0);
document.getElementById("result_").value = poi.point.lng + "," + poi.point.lat;
map.centerAndZoom(poi.point, 13);
var marker = new BMap.Marker(new BMap.Point(poi.point.lng, poi.point.lat)); // 创建标注，为要查询的地方对应的经纬度
map.addOverlay(marker);
var content = document.getElementById("text_").value + "<br/><br/>经度：" + poi.point.lng + "<br/>纬度：" + poi.point.lat;
var infoWindow = new BMap.InfoWindow("<p style='font-size:14px;'>" + content + "</p>");
marker.addEventListener("click", function () { this.openInfoWindow(infoWindow); });
});
localSearch.search(site);

});
});
</script>
</html>

百度地图根据通过查询地址获取经纬度,点击地图获取经纬度

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