百度地图自定义标记获取经纬度坐标

支持打点获取坐标，环形标记，自定义形状标记
效果如下
直接上代码：
<!DOCTYPE html>
<html>
<script src="js/jquery-2.1.3.min.js"></script>
<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{width: 100%;height: 100%;margin:0;font-family:"微软雅黑";}
    #allmap {width: 100%; height:500px; overflow: hidden;}
    #result {width:100%;font-size:12px;}
    dl,dt,dd,ul,li{
        margin:0;
        padding:0;
        list-style:none;
    }
    p{font-size:12px;}
    dt{
        font-size:14px;
        font-family:"微软雅黑";
        font-weight:bold;
        border-bottom:1px dotted #000;
        padding:5px 0 5px 5px;
        margin:5px 0;
    }
    dd{
        padding:5px 0 0 5px;
    }
    li{
        line-height:28px;
    }
    </style>
    <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=xDf0Dc9oECn8wCHm8oXOCGVetPYanLGa"></script>
    <!--加载鼠标绘制工具-->
    <script type="text/javascript" src="http://api.map.baidu.com/library/DrawingManager/1.4/src/DrawingManager_min.js"></script>
    <link rel="stylesheet" href="http://api.map.baidu.com/library/DrawingManager/1.4/src/DrawingManager_min.css" />
    <!--加载检索信息窗口-->
    <script type="text/javascript" src="http://api.map.baidu.com/library/SearchInfoWindow/1.4/src/SearchInfoWindow_min.js"></script>
    <link rel="stylesheet" href="http://api.map.baidu.com/library/SearchInfoWindow/1.4/src/SearchInfoWindow_min.css" />
    <title>鼠标绘制工具</title>
</head>
<body>
    <div id="allmap" style="overflow:hidden;zoom:1;position:relative;"> 
        <div id="map" style="width:800px;height:1000px;-webkit-transition: all 0.5s ease-in-out;transition: all 0.5s ease-in-out;"></div>
    </div>
    <div id="result">
        <input type="button" value="获取绘制的覆盖物个数" onclick="alert(overlays.length)"/>
        <input type="button" value="清除所有覆盖物" onclick="clearAll()"/>
        <input id="xy" value="" onclick="clearAll()"/>
    </div>
    <script type="text/javascript">
    // 百度地图API功能
    var map = new BMap.Map('map');
    var poi = new BMap.Point(112.985714,28.218595);
    map.centerAndZoom(poi, 16);
    map.enableScrollWheelZoom();  
    var overlays = [];
    var overlaycomplete = function(e){
        overlays.push(e.overlay);
        //点击后获取经纬度
        map.addEventListener("click",function(e){
        $("#xy").val(e.point.lng + "," + e.point.lat);
        //alert(e.point.lng + "," + e.point.lat);
    });
    };
    var styleOptions = {
        strokeColor:"red",    //边线颜色。
        fillColor:"red",      //填充颜色。当参数为空时，圆形将没有填充效果。
        strokeWeight: 3,       //边线的宽度，以像素为单位。
        strokeOpacity: 0.8,    //边线透明度，取值范围0 - 1。
        fillOpacity: 0.6,      //填充的透明度，取值范围0 - 1。
        strokeStyle: 'solid' //边线的样式，solid或dashed。
    }
    //实例化鼠标绘制工具
    var drawingManager = new BMapLib.DrawingManager(map, {
        isOpen: true, //是否开启绘制模式
        enableDrawingTool: true, //是否显示工具栏
        drawingToolOptions: {
            anchor: BMAP_ANCHOR_TOP_RIGHT, //位置
            offset: new BMap.Size(5, 5), //偏离值
        },
        circleOptions: styleOptions, //圆的样式
        polylineOptions: styleOptions, //线的样式
        polygonOptions: styleOptions, //多边形的样式
        rectangleOptions: styleOptions //矩形的样式
    });  
     //添加鼠标绘制工具监听事件，用于获取绘制结果
    drawingManager.addEventListener('overlaycomplete', overlaycomplete);
    function clearAll() {
        for(var i = 0; i < overlays.length; i++){
            map.removeOverlay(overlays[i]);
        }
        overlays.length = 0   
    }
   /* map.addEventListener("click",function(e){
        alert(e.point.lng + "," + e.point.lat);
    });*/
    
</script>
</body>
</html>
详情请参考百度地图API
百度地图自定义标记获取经纬度坐标

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