// background layer
// ----------------
+ // // Google (since about 19th of November 2015 this doesn't work anymore - white background)
+ // // see https://github.com/openlayers/openlayers/issues/1450
var layer_map = new OpenLayers.Layer.Google("Google Physical", {
type: google.maps.MapTypeId.TERRAIN
});
// // Alternative: OSM map
// var layer_map = new OpenLayers.Layer.OSM();
- // // Alternative: Microsoft Bing Maps
+ // Microsoft Bing Maps
// var layer_map = new OpenLayers.Layer.Bing({
- // type: "Road",
- // key: "AgPH3SlIXAwajrJKf0FORQyhTqsP8KIlvtN6RKfvxe6fOB6q6-HFmg8EOFm7LSOA"});
+ // type: "Road",
+ // key: "AgPH3SlIXAwajrJKf0FORQyhTqsP8KIlvtN6RKfvxe6fOB6q6-HFmg8EOFm7LSOA",
+ // tileOptions: {crossOriginKeyword: null}});
+
+ // // Alternative: Base map
+ // // see: http://www.basemap.at
+ // // Alternative: OpenTopoMap
+ // // see: https://opentopomap.org/about
+
// // Alternative: Dummy base layer
// var layer_map = new OpenLayers.Layer.Vector("Base Layer", {
// isBaseLayer: true});
center: new OpenLayers.LonLat(lon, lat).transform(EPSG4326, EPSG3857),
zoom: zoom
});
-
+
// add features
// if this would be done before the layer is added to the map, the features are not added