OpenLayers并没有封装图层切换的控件,所以我们需要自己来实现图层控件。
自定义图层切换控件的原理很简单:显示某个图层时,将其他图层隐藏。
完整代码:
layerSwitch.html:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>图层切换控件</title>
<link rel="stylesheet" href="../v5.3.0/css/ol.css" />
<script src="../v5.3.0/build/ol.js"></script>
</head>
<body>
<div id="controls">
<input type="checkbox" id="osm" checked />OpenStreetMap
<input type="checkbox" id="bingmap" />Bing Map
<input type="checkbox" id="stamen" />Stamen Map
</div>
<div id="map"></div>
<script>
le