/// <summary>
/// Exports a map with a given MapAlias, width, and height into a stream and returns it.
/// </summary>
/// <remarks>The stream containing the map is written to the response and streamed back to the client.</remarks>
/// <param name="mapAlias">MapAlias of the requested map.</param>
/// <param name="mapWidth">Width of the map.</param>
/// <param name="mapHeight">Height of the map.</param>
/// <param name="exportFormat">Export format to be used to export the map.</param>
/// <returns>Returns the stream containing the map.</returns>
public virtual MemoryStream GetMap(string mapAlias, int mapWidth, int mapHeight, string exportFormat)
{
Map map = GetMapObj(mapAlias);
map.Size = new Size(mapWidth, mapHeight);
ExportFormat ef = (ExportFormat)ExportFormat.Parse(typeof(ExportFormat), exportFormat);
MemoryStream memStream = null;
if (map != null)
{
MapExport mapExport = new MapExport(map);
mapExport.ExportSize = new ExportSize(mapWidth, mapHeight);
memStream = new MemoryStream();
mapExport.Format = ef;
mapExport.Export(memStream);
memStream.Position = 0;
mapExport.Dispose();
}
return(memStream);
}