BIGEMPA Js API示例中心
<!DOCTYPE html>
<html>
<head>
<meta charset='UTF-8' />
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
<link href="http://ua.bigemap.com:30081/bmsdk/bigemap.js/v2.1.0/bigemap.css" rel="stylesheet"/>
<script src="http://ua.bigemap.com:30081/bmsdk/bigemap.js/v2.1.0/bigemap.js"></script>
<style>
body {
margin: 0;
padding: 0;
}
#map {
position: absolute;
top: 0;
bottom: 0;
width: 100%;
}
.tools{
width: 240px;
height: 40px;
position: absolute;
display: flex;
justify-content: space-between;
z-index: 999;
top: 20px;
right: 100px;
}
#itemOne,#itemTwo{
width: 88px;
height: 40px;
line-height: 40px;
text-align: center;
background-color: #59acff;
color: aliceblue;
font-size: 12px;
margin-right: 20px;
border-radius: 4px;
cursor: pointer;
}
</style>
<title>地圖添加經(jīng)緯度網(wǎng)</title>
</head>
<body>
<div id='map'>
<div class="tools">
<h3 id="itemOne">添加經(jīng)緯網(wǎng)</h3>
<h3 id="itemTwo">移除經(jīng)緯網(wǎng)</h3>
</div>
</div>
<script src="/bigemapGridLines/BMDrawLonlatLine.js"></script>
<script>
// 軟件配置信息地址，軟件安裝完成之后使用本地地址，如：http://localhost:9000
BM.Config.HTTP_URL = "http://ua.bigemap.com:30081/bmsdk/"
//創(chuàng)建地圖
var map = BM.map('map', 'bigemap.dc-satellite', {crs: BM.CRS.EPSG4326, center: [22.906279484467223, 114.10481473882101], zoom: 16, zoomControl: true, attributionControl: false });
// 初始化經(jīng)緯度網(wǎng)
var lonLatGridLines = new BM.BMDrawLonlatLine(map);
//經(jīng)緯度線的顏色設置
lonLatGridLines.setLineColor("#38a4fe");
//經(jīng)緯線度數(shù)文本顏色調(diào)整為紅色
lonLatGridLines.setTextColor("red");
//經(jīng)緯線度數(shù)文本只顯示北邊（經(jīng)度值）和東邊（緯度值） , 默認是全顯示，有三個可選值 all right left
lonLatGridLines.setTextPosition("all");
document.querySelector("#itemOne").addEventListener("click",function(){
///初始化話的時候,觸發(fā)一次繪制
lonLatGridLines.drawLonlatTileGrid();
// 添加繪制地圖事件（即拖動地圖時，清除上一次的圖層的同時繪制新的圖層）
lonLatGridLines.addDrawEvent();
})
document.querySelector("#itemTwo").addEventListener("click",function(){
//釋放資源,移除經(jīng)緯線相關圖層和地圖事件
lonLatGridLines && lonLatGridLines.removeDrawEvent();
})
</script>
</body>
</html>