1. 代码块
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>addLayer动态加载OSM地图</title>
<link rel="stylesheet" href="openlayers/css/ol.css">
<script src="openlayers/build/ol.js"></script>
<style>
#map {
height: 100%;
width: 100%;
position: absolute;
}
</style>
</head>
<body>
<div id="map"></div>
<script>
var map = new ol.Map({
target: 'map',
layers: [], // 创建图层容器,但不添加图层数据
view: new ol.View({
center: [0, 0],
zoom: 2,
})
});
var tileLayer = new ol.layer.Tile({
source: new ol.source.OSM(),
}); // 创建图层数据
map.addLayer(tileLayer); // 图层添加至地图
</script>
</body>
</html>
2. 效果图
参考:郭明强, 黄颖. WebGIS之OpenLayers全面解析第2版, 电子工业出版社.