<!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";} #allmap {width: 100%; height:90%; 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=您的密钥"></script> <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" /> <script type="text/javascript" src="http://api.map.baidu.com/library/TextIconOverlay/1.2/src/TextIconOverlay_min.js"></script> <script type="text/javascript" src="http://api.map.baidu.com/library/MarkerClusterer/1.2/src/MarkerClusterer_min.js"></script> <title>demo</title> </head> <body> <div id="allmap" style="overflow:hidden;zoom:1;position:relative;"> <div id="map" style="height:100%;-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()"/> </div> </body> </html> <script type="text/javascript"> // 百度地图API功能 var map = new BMap.Map("map"); var point = new BMap.Point(116.331398,39.897445); //中心点 map.centerAndZoom(point,12); //设置中心点，缩放层级 setTimeout(function(){ map.setZoom(14); }, 2000); //2秒后放大到14级 map.enableScrollWheelZoom(true); // 创建地址解析器实例 var myGeo = new BMap.Geocoder(); // 将地址解析结果显示在地图上,并调整地图视野 myGeo.getPoint("上海市徐汇区中山西路1515号", function(point){ if (point) { map.centerAndZoom(point, 16); map.addOverlay(new BMap.Marker(point)); }else{ alert("您选择地址没有解析到结果!"); } }, "上海市"); //单击获取点击的经纬度 /*map.addEventListener("click",function(e){ alert(e.point.lng + "," + e.point.lat); });*/ map.enableScrollWheelZoom(); var overlays = []; var overlaycomplete = function(e){ overlays.push(e.overlay); }; 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: false, //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 } var MAX = 50; var markers = []; var pt = null; var i = 0; for (; i < MAX; i++) { pt = new BMap.Point(Math.random() * 40 + 85, Math.random() * 30 + 21); markers.push(new BMap.Marker(pt)); } //最简单的用法，生成一个marker数组，然后调用markerClusterer类即可。 var markerClusterer = new BMapLib.MarkerClusterer(map, {markers:markers}); markerClusterer.setGridSize(200); var myStyles = [{ url:'imgs/map-mark.png', //图标路径 size: new BMap.Size(30, 27), //图标大小 textColor: '#000', //文字颜色 textSize: 14 //字体大小 }]; markerClusterer.setStyles(myStyles); </script>