Add single image WMS with custom projection example

2013-03-09 07:50:56 +01:00
parent 2d7f848223
commit eb6630c3f7
2 changed files with 112 additions and 0 deletions
@@ -0,0 +1,60 @@
+goog.require('ol.Attribution');
+goog.require('ol.Coordinate');
+goog.require('ol.Extent');
+goog.require('ol.Map');
+goog.require('ol.Projection');
+goog.require('ol.ProjectionUnits');
+goog.require('ol.RendererHints');
+goog.require('ol.View2D');
+goog.require('ol.layer.ImageLayer');
+goog.require('ol.projection');
+goog.require('ol.source.SingleImageWMS');
+
+
+var epsg21781 = new ol.Projection({
+  code: 'EPSG:21781',
+  units: ol.ProjectionUnits.METERS,
+  // Validity extent from http://spatialreference.org
+  extent: new ol.Extent(485869.5728, 76443.1884, 837076.5648, 299941.7864)
+});
+ol.projection.addProjection(epsg21781);
+
+var extent = new ol.Extent(420000, 30000, 900000, 350000);
+var layers = [
+  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">' +
+          'Pixelmap 1:1000000 / geo.admin.ch</a>')],
+      params: {
+        'LAYERS': 'ch.swisstopo.pixelkarte-farbe-pk1000.noscale',
+        'FORMAT': 'image/jpeg'
+      },
+      extent: extent
+    })
+  }),
+  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'},
+      extent: extent
+    })
+  })
+];
+
+var map = new ol.Map({
+  layers: layers,
+  renderers: ol.RendererHints.createFromQueryData(),
+  target: 'map',
+  view: new ol.View2D({
+    projection: epsg21781,
+    center: new ol.Coordinate(660000, 190000),
+    zoom: 2
+  })
+});