IDataSet IDataProvider.Open(string filename)
 {
     MWImageData img = new MWImageData();
     img.Open(filename);
     return img;
 }
 /// <summary>
 /// Opens a new Image with the specified filename
 /// </summary>
 /// <param name="filename">The string file to open</param>
 /// <returns>An IImageData object</returns>
 public IImageData Open(string filename)
 {
     MWImageData img = new MWImageData();
     img.Open(filename);
     return img;
 }