public bool Put(HoldStepNote note)
{
if (note is null)
{
return(false);
}
if (!IsStepNoteTimingValid(note.Timing))
{
return(false);
}
stepNotes.Add(note);
note.PositionChanging += (step, lane, timing) =>
{
switch (step.NoteType)
{
case NoteType.HoldRelay:
{
return(IsStepNoteTimingValid(timing));
}
default:
return(false);
}
};
return(true);
}
public bool UnPut(HoldStepNote note)
{
var result = stepNotes.Remove(note);
if (result)
{
note.RemoveAllEvents();
}
return(result);
}
public DeleteHoldStepOperation(Hold hold, HoldStepNote relay)
{
Invoke += () =>
{
hold.UnPut(relay);
};
Undo += () =>
{
hold.Put(relay);
};
}
