Files
openlayers/examples/wmts-from-capabilities.js
2013-03-11 11:48:06 +01:00

63 lines
1.8 KiB
JavaScript

goog.require('ol.Attribution');
goog.require('ol.Coordinate');
goog.require('ol.Extent');
goog.require('ol.Map');
goog.require('ol.RendererHint');
goog.require('ol.View2D');
goog.require('ol.layer.ImageLayer');
goog.require('ol.layer.TileLayer');
goog.require('ol.parser.ogc.WMTSCapabilities');
goog.require('ol.projection');
goog.require('ol.source.SingleImageWMS');
goog.require('ol.source.WMTS');
var projection = ol.projection.configureProj4jsProjection({
code: 'EPSG:21781',
extent: new ol.Extent(485869.5728, 76443.1884, 837076.5648, 299941.7864)
});
var map, capabilities;
var parser = new ol.parser.ogc.WMTSCapabilities();
var xhr = new XMLHttpRequest();
xhr.open('GET', 'http://wmts.geo.admin.ch/1.0.0/WMTSCapabilities.xml', true);
/**
* onload handler for the XHR request.
*/
xhr.onload = function() {
if (xhr.status == 200) {
capabilities = parser.read(xhr.responseXML);
map = new ol.Map({
layers: [
new ol.layer.TileLayer({
source: ol.source.WMTS.createFromCapabilities(
capabilities, 'ch.swisstopo.pixelkarte-farbe', null)
}),
new ol.layer.ImageLayer({
source: new ol.source.SingleImageWMS({
url: 'http://wms.geo.admin.ch/',
attributions: [new ol.Attribution(
'&copy; <a href="' +
'http://www.geo.admin.ch/internet/geoportal/en/home.html">' +
'National parks / geo.admin.ch</a>')],
params: {
'LAYERS': 'ch.bafu.schutzgebiete-paerke_nationaler_bedeutung'
}
})
})
],
renderer: ol.RendererHint.CANVAS,
target: 'map',
view: new ol.View2D({
center: projection.getExtent().getCenter(),
projection: projection,
zoom: 1
})
});
}
};
xhr.send();