private void LoadBitmap(object sender, RoutedEventArgs e)
 {
     FileManager.LoadFromBitmap(MainImage);
     PaintPane();
 }
 private void LoadFromFileMenuItem(object sender, RoutedEventArgs e)
 {
     FileManager.ReadFromTextFile(MainImage);
     PaintPane();
 }
 private void SaveBitmapMenuItem(object sender, RoutedEventArgs e)
 {
     FileManager.Save2Bitmap(bitmap);
 }
 private void SaveTextMenuItem(object sender, RoutedEventArgs e)
 {
     FileManager.Save2TextFile(GrainTable, XNumOfCells, YNumOfCells);
 }