public Note OffsetBy (Scale scale, int offset, int? duration = null, int? velocity = null)
{
throw new NotImplementedException();
}
/// <summary>
/// Offsets the keystroke in a specified scale.
/// </summary>
/// <param name="scale">The scale you want to offset by</param>
/// <param name="offset"> Moves by intevals/tonesteps. </param>
/// <returns> Returns a new keystroke that has been offset within the scale. </returns>
/// <exception cref="ToneNotFoundException">If the Keystroke's Tone is not part of the scale.</exception>
public Note OffsetBy(Scale scale, int offset)
{
return(OffsetBy(scale, offset, 0));
}