public GeoExtent TileBounds(int tx, int ty, int zoom) { GeoExtent retval = new GeoExtent(); try { var min = this.PixelsToMeters(tx * this.tileSize, ty * this.tileSize, zoom); var max = this.PixelsToMeters((tx + 1) * this.tileSize, (ty + 1) * this.tileSize, zoom); retval = new GeoExtent() { North = max.Y, South = min.Y, East = max.X, West = min.X }; return(retval); } catch (Exception ex) { throw ex; } }
public GeoExtent TileLatLonBounds(int tx, int ty, int zoom) { GeoExtent retval = new GeoExtent(); try { var bounds = this.TileBounds(tx, ty, zoom); var min = this.MetersToLatLon(bounds.West, bounds.South); var max = this.MetersToLatLon(bounds.East, bounds.North); retval = new GeoExtent() { North = max.Y, South = min.Y, East = max.X, West = min.X }; return(retval); } catch (Exception ex) { throw ex; } }