說明
僅僅有一個html 代碼，把這個代碼複製到html文件中，然後用瀏覽器打開就可以看到效果了。
代碼：
<!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{width: 100%;height: 100%;overflow: hidden;margin:0;}
#allmap {margin-right: 300px;height: 100%;overflow: hidden;}
#result {border-left:1px dotted #999;height:100%;width:295px;position:absolute;top:0px;right:0px;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:"微軟雅黑";
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=F0i6SrLmHquLVNLCqpExxPrj8mWVdFwx"></script>
<!--加載鼠標繪製工具-->
<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" />
<!--加載檢索信息窗口-->
<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>鼠標繪製工具</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 id="showPanelBtn" style="position:absolute;font-size:14px;top:50%;margin-top:-95px;right:0px;width:20px;padding:10px 10px;color:#999;cursor:pointer;text-align:center;height:170px;background:rgba(255,255,255,0.9);-webkit-transition: all 0.5s ease-in-out;transition: all 0.5s ease-in-out;font-family:'微軟雅黑';font-weight:bold;">顯示檢索結果面板<br/><</div>
<div id="panelWrap" style="width:0px;position:absolute;top:0px;right:0px;height:100%;overflow:auto;-webkit-transition: all 0.5s ease-in-out;transition: all 0.5s ease-in-out;">
<div style="width:20px;height:200px;margin:-100px 0 0 -10px;color:#999;position:absolute;opacity:0.5;top:50%;left:50%;" id="showOverlayInfo">此處用於展示覆蓋物信息</div>
<div id="panel" style="position:absolute;"></div>
</div>
</div>
<div id="result">
<dl>
<dt>繪製工具功能</dt>
<ul>
<li><label><input type="radio" name="openClose1" οnclick="drawingManager.open()"/>打開</label> <label><input type="radio" name="openClose1" οnclick="drawingManager.close()" checked="checked"/>關閉</label></li>
</ul>
</dd>
<dt>是否進行線或面積的計算(單位米)</dt>
<ul>
<li><label><input type="radio" name="openClose" οnclick="drawingManager.enableCalculate()"/>打開</label> <label><input type="radio" name="openClose" οnclick="drawingManager.disableCalculate()" checked="checked"/>關閉</label></li>
</ul>
</dd>
<dt>繪製功能</dt>
<dd>
<ul>
<li>
<label><input type="radio" name="drawmode" οnclick="drawingManager.setDrawingMode(BMAP_DRAWING_MARKER)" checked="checked"/>畫點</label>
<input type="checkbox" id="isInfowindow"/> 是否帶信息窗口
</li>
<li>
<label><input type="radio" name="drawmode" οnclick="drawingManager.setDrawingMode(BMAP_DRAWING_CIRCLE)"/>畫圓</label>
</li>
<li>
<label><input type="radio" name="drawmode" οnclick="drawingManager.setDrawingMode(BMAP_DRAWING_POLYLINE)"/>畫線</label>
</li>
<li>
<label><input type="radio" name="drawmode" οnclick="drawingManager.setDrawingMode(BMAP_DRAWING_POLYGON)"/>畫多邊形</label>
</li>
<li>
<label><input type="radio" name="drawmode" οnclick="drawingManager.setDrawingMode(BMAP_DRAWING_RECTANGLE)"/>畫矩形</label>
</li>
</ul>
</dd>
<dt>覆蓋物操作</dt>
<dd>
<ul>
<li>
<input type="button" value="獲取繪製的覆蓋物個數" οnclick="alert(overlays.length)"/>
<input type="button" value="清除所有覆蓋物" οnclick="clearAll()"/>
<input type="button" value="獲取最後一個覆蓋物信息" id="getLastOverLay"/>
</li>
</ul>
</dd>
</dl>
</div>
<script type="text/javascript">
// 百度地圖API功能
var map = new BMap.Map('map');
var poi = new BMap.Point(116.307852,40.057031);
map.centerAndZoom(poi, 16);
map.enableScrollWheelZoom();
$("getLastOverLay").onclick = function(){
if(overlays.length){
alert(overlays[overlays.length - 1]);
}else{
alert("沒有覆蓋物");
}
}
//信息窗口的內容定義
var content = '<div style="margin:0;line-height:20px;padding:2px;">' +
'地址：北京市海淀區上地十街10號<br/>電話：(010)59928888<br/>簡介：百度大廈位於北京市海淀區西二旗地鐵站附近，爲百度公司綜合研發及辦公總部。' +
'</div>';
//創建帶信息窗口的poi點
var searchInfoWindow = new BMapLib.SearchInfoWindow(map, content, {
title : "百度大廈", //標題
width : 290, //寬度
height : 105, //高度
panel : "panel", //檢索結果面板
enableAutoPan : true, //自動平移
searchTypes :[
BMAPLIB_TAB_SEARCH, //周邊檢索
BMAPLIB_TAB_TO_HERE, //到這裏去
BMAPLIB_TAB_FROM_HERE //從這裏出發
]
});
var overlays = [];
//回調獲得覆蓋物信息
var overlaycomplete = function(e){
overlays.push(e.overlay);
var result = "";
result = "<p>";
result += e.drawingMode + ":";
if (e.drawingMode == BMAP_DRAWING_MARKER) {
result += ' 座標：' + e.overlay.getPosition().lng + ',' + e.overlay.getPosition().lat;
if ($('isInfowindow').checked) {
searchInfoWindow.open(e.overlay);
}
}
if (e.drawingMode == BMAP_DRAWING_CIRCLE) {
result += ' 半徑：' + e.overlay.getRadius();
result += ' 中心點：' + e.overlay.getCenter().lng + "," + e.overlay.getCenter().lat;
}
if (e.drawingMode == BMAP_DRAWING_POLYLINE || e.drawingMode == BMAP_DRAWING_POLYGON || e.drawingMode == BMAP_DRAWING_RECTANGLE) {
result += ' 所畫的點個數：' + e.overlay.getPath().length;
result += "</p>";
console.log(e.overlay.getPath());
e.overlay.getPath().forEach(it=>{
result +='<p> lat ' +it.lat + ' lng ' + it.lng +'</p>';
});
}
result += "</p>";
$("showOverlayInfo").style.display = "none";
$("panel").innerHTML += result; //將繪製的覆蓋物信息結果輸出到結果面板
};
var styleOptions = {
strokeColor:"red", //邊線顏色。
fillColor:"red", //填充顏色。當參數爲空時，圓形將沒有填充效果。
strokeWeight: 3, //邊線的寬度，以像素爲單位。
strokeOpacity: 0.8, //邊線透明度，取值範圍0 - 1。
fillOpacity: 0.6, //填充的透明度，取值範圍0 - 1。
strokeStyle: 'solid' //邊線的樣式，solid或dashed。
}
//實例化鼠標繪製工具
var drawingManager = new BMapLib.DrawingManager(map, {
isOpen: false, //是否開啓繪製模式
enableDrawingTool: true, //是否顯示工具欄
drawingToolOptions: {
anchor: BMAP_ANCHOR_TOP_RIGHT, //位置
offset: new BMap.Size(5, 5), //偏離值
scale: 0.8 //工具欄縮放比例
},
circleOptions: styleOptions, //圓的樣式
polylineOptions: styleOptions, //線的樣式
polygonOptions: styleOptions, //多邊形的樣式
rectangleOptions: styleOptions //矩形的樣式
});
//添加鼠標繪製工具監聽事件，用於獲取繪製結果
drawingManager.addEventListener('overlaycomplete', overlaycomplete);
function $(id){
return document.getElementById(id);
}
function clearAll() {
for(var i = 0; i < overlays.length; i++){
map.removeOverlay(overlays[i]);
}
overlays.length = 0
}
var isPanelShow = false;
//顯示結果面板動作
$("showPanelBtn").onclick = showPanel;
function showPanel(){
if (isPanelShow == false) {
isPanelShow = true;
$("showPanelBtn").style.right = "230px";
$("panelWrap").style.width = "230px";
$("map").style.marginRight = "230px";
$("showPanelBtn").innerHTML = "隱藏繪製結果信息<br/>>";
} else {
isPanelShow = false;
$("showPanelBtn").style.right = "0px";
$("panelWrap").style.width = "0px";
$("map").style.marginRight = "0px";
$("showPanelBtn").innerHTML = "顯示繪製結果信息<br/><";
}
}
</script>
</body>
</html>
</script>