public bool ContainsArtworkFor(ILibraryEntry entry)
        {
            if (!LibraryArtworkLoader.HasValidArtworkKey(entry))
            {
                return(false);
            }

            return(_artwork.ContainsKey(LibraryArtworkLoader.GetArtworkKey(entry)));
        }
 public SerializableBitmap GetArtwork(ILibraryEntry entry)
 {
     return(_artwork[LibraryArtworkLoader.GetArtworkKey(entry)]);
 }