Openlayers 如何在openlayer 6.4.3中将tilegrid添加到平铺层
我添加了两层OSM和我的地区层(使用MapProxy和Mapnik生成的瓷砖)。我的代码是:Openlayers 如何在openlayer 6.4.3中将tilegrid添加到平铺层,openlayers,openlayers-3,mapnik,openlayers-6,Openlayers,Openlayers 3,Mapnik,Openlayers 6,我添加了两层OSM和我的地区层(使用MapProxy和Mapnik生成的瓷砖)。我的代码是: <!DOCTYPE html> <html> <head> <link rel="stylesheet" href="https://openlayers.org/en/v6.4.3/css/ol.css" type="text/css"> <script src=&q
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="https://openlayers.org/en/v6.4.3/css/ol.css" type="text/css">
<script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL"></script>
<script src="https://openlayers.org/en/v6.4.3/build/ol.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/proj4js/2.6.1/proj4.js"></script>
<style>
html, body, .map {
margin: 0;
padding: 0;
width: 100%;
height: 100%;
}
</style>
</head>
<body>
<div id="map" class="map"></div>
<script>
proj4.defs("EPSG:32643","+proj=utm +zone=43 +datum=WGS84 +units=m +no_defs");
ol.proj.proj4.register(proj4);
var map = new ol.Map({
target: 'map',
layers: [
new ol.layer.Tile({
source: new ol.source.OSM()
}),
new ol.layer.Tile({
source: new ol.source.XYZ({
url: "http://127.0.0.1:8080/tms/1.0.0/district/distgrid" + "/{z}/{x}/{-y}.png",
tileGrid: new ol.tilegrid.TileGrid({
extent: [291627,904686,958569,1426831],
tileSize: [512, 256],
}),
projection: "EPSG:32643",
}),
})
],
view: new ol.View({
projection: "EPSG:32643",
units:"m",
zoom:0,
maxZoom:12,
minZoom:0
})
});
map.getView().setZoom(map.getView().getZoom() - 6);
</script>
</body>
</html>
html,body,.map{
保证金:0;
填充:0;
宽度:100%;
身高:100%;
}
项目定义(“EPSG:32643”,“+proj=utm+分区=43+基准=WGS84+单位=m+无定义”);
ol.proj.proj4.寄存器(proj4);
var map=新ol.map({
目标:“地图”,
图层:[
新ol.layer.Tile({
来源:new ol.source.OSM()
}),
新ol.layer.Tile({
来源:new ol.source.XYZ({
url:“http://127.0.0.1:8080/tms/1.0.0/district/distgrid“+”/{z}/{x}/{-y}.png”,
tileGrid:新的ol.tileGrid.tileGrid({
范围:[2916279046869585691426831],
tileSize:[512,256],
}),
投影:“EPSG:32643”,
}),
})
],
视图:新ol.view({
投影:“EPSG:32643”,
单位:“m”,
缩放:0,
maxZoom:12,
最小缩放:0
})
});
map.getView().setZoom(map.getView().getZoom()-6);
添加tileGrid:new ol.tileGrid.tileGrid时出现的问题({…我得到错误未捕获类型错误:e是未定义的。如果我删除tilegrid并只给出投影,我得到的地图如下..实际上我不想要OSM层,我只是添加了一个参考。图片中显示的5是添加到地图中的一个集群,上面的代码中没有包含该集群。a
分辨率
数组必须在tileGrid构造函数中指定如何查找我地图的分辨率?我在谷歌搜索后添加了这个:var分辨率=[10160.1817181527915080.090859076763962540.0454295381981270.02271476909635.0113573845495317.505678692747158.7528393463736];