BIGEMPA Js API示例中心
經緯度網源代碼展示

代碼編輯區運行下載還原
<!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>地圖添加經緯度網</title>
</head>

<body>
  <div id='map'>
    <div class="tools">
        <h3 id="itemOne">添加經緯網</h3>
        <h3 id="itemTwo">移除經緯網</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 });
    // 初始化經緯度網
    var lonLatGridLines = new BM.BMDrawLonlatLine(map);
 
    //經緯度線的顏色設置
    lonLatGridLines.setLineColor("#38a4fe");

    //經緯線度數文本顏色調整為紅色
    lonLatGridLines.setTextColor("red");

     //經緯線度數文本只顯示北邊（經度值）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,移除經緯線相關圖層和地圖事件
        lonLatGridLines && lonLatGridLines.removeDrawEvent();
    })
  </script>
</body>

</html>
<ul id="2e0go"></ul>