protected override void OnMidiUp(MidiUpEvent e)
 {
     if (e.Key != key)
     {
         base.OnMidiUp(e);
     }
     else
     {
         background.FadeOut(100);
     }
 }
 protected override void OnMidiUp(MidiUpEvent e)
 {
     Console.WriteLine(e);
     base.OnMidiUp(e);
 }
 protected override void OnMidiUp(MidiUpEvent e)
 {
     Logger.Log(e.ToString());
     base.OnMidiUp(e);
 }