| 0,0 → 1,92 |
|---|
| |
| namespace GMap.NET.MapProviders |
| { |
| using System; |
| using GMap.NET.Projections; |
| using System.Globalization; |
| |
| /// <summary> |
| /// MapBender provider, WMS demo http://www.mapbender.org/ |
| /// </summary> |
| public class MapBenderWMSProvider : GMapProvider |
| { |
| public static readonly MapBenderWMSProvider Instance; |
| |
| MapBenderWMSProvider() |
| { |
| } |
| |
| static MapBenderWMSProvider() |
| { |
| Instance = new MapBenderWMSProvider(); |
| } |
| |
| #region GMapProvider Members |
| |
| readonly Guid id = new Guid("45742F8D-B552-4CAF-89AE-F20951BBDB2B"); |
| public override Guid Id |
| { |
| get |
| { |
| return id; |
| } |
| } |
| |
| readonly string name = "MapBender, WMS demo"; |
| public override string Name |
| { |
| get |
| { |
| return name; |
| } |
| } |
| |
| GMapProvider[] overlays; |
| public override GMapProvider[] Overlays |
| { |
| get |
| { |
| if(overlays == null) |
| { |
| overlays = new GMapProvider[] { this }; |
| } |
| return overlays; |
| } |
| } |
| |
| public override PureProjection Projection |
| { |
| get |
| { |
| return MercatorProjection.Instance; |
| } |
| } |
| |
| public override PureImage GetTileImage(GPoint pos, int zoom) |
| { |
| string url = MakeTileImageUrl(pos, zoom, LanguageStr); |
| |
| return GetTileImageUsingHttp(url); |
| } |
| |
| #endregion |
| |
| string MakeTileImageUrl(GPoint pos, int zoom, string language) |
| { |
| var px1 = Projection.FromTileXYToPixel(pos); |
| var px2 = px1; |
| |
| px1.Offset(0, Projection.TileSize.Height); |
| PointLatLng p1 = Projection.FromPixelToLatLng(px1, zoom); |
| |
| px2.Offset(Projection.TileSize.Width, 0); |
| PointLatLng p2 = Projection.FromPixelToLatLng(px2, zoom); |
| |
| var ret = string.Format(CultureInfo.InvariantCulture, UrlFormat, p1.Lng, p1.Lat, p2.Lng, p2.Lat, Projection.TileSize.Width, Projection.TileSize.Height); |
| |
| return ret; |
| } |
| |
| static readonly string UrlFormat = "http://mapbender.wheregroup.com/cgi-bin/mapserv?map=/data/umn/osm/osm_basic.map&VERSION=1.1.1&REQUEST=GetMap&SERVICE=WMS&LAYERS=OSM_Basic&styles=&bbox={0},{1},{2},{3}&width={4}&height={5}&srs=EPSG:4326&format=image/png"; |
| } |
| } |