OpenLayer加载离线天地图切片

 天地图为免费的地图服务,使用WGS84坐标系,通过下载工具下载的地图切片,通过搭建虚拟路径可以用OpenLayer进行请求,具体步骤如下:

1.配置天地图虚拟路径服务地址:

tomcat虚拟路径:打开server.xml放在host标签内 : <Context docBase=”D:\tiandituTitle”  reloadable=”true”  debug=”0″ path=”/tiandituTitle”/>

docBase:为切片存放的路径;

path:为服务地址名称参数;

2.设置tomcat端口为8087;

3.实现代码如下:

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>OpenLayer加载离线天地图切片</title>
    <link href="../css/ol.css">
    <script src="../js/ol,js.js"></script>
    <script src="../js/jquery-1.3.1.js"></script>
</head>
<body>
<div id="map" style="height: 70%;">
</div>
</body>
<script>
    var tiandituLayer=new ol.layer.Tile({
        source:new ol.source.XYZ({
            url:"http://localhost:8087/tiandituTitle/{z}/{y}/{x}.png"    //加载天地图离线地图地址
        })
    })
    var view =new ol.View({
        projection:'EPSG:4326',
        zoom:12,
        center:[106.750102,25.435957]
    })
    //天地图加载方式
    var map=new ol.Map({
        target:'map',
        layers:[tiandituLayer],
        view:view
    })
</script>
</html>

参考资料

加载离线瓦片地图

转载自:https://blog.csdn.net/wo_buzhidao/article/details/79172343

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