public void DeleteNoteControl(NoteControl noteControl)
{
NoteCanvas.Children.Remove(noteControl);
NoteControls.Remove(noteControl);
if (noteControl.note != null)
{
Part.DeleteNote(noteControl.note);
}
}
private void MakeNote(NoteControl noteControl, int noteNumber, long startTime, int duration)
{
var top = MusicMath.Current.GetNoteYPosition(noteNumber);
var left = MusicMath.Current.GetNoteXPosition(startTime);
noteControl.Width = duration * Settings.Current.xScale;
noteControl.grid.RowDefinitions[1].Height = new GridLength(Settings.Current.yScale);
noteControl.SetValue(Canvas.TopProperty, top);
noteControl.SetValue(Canvas.LeftProperty, left);
}
public void DrawNotes()
{
// BUG: crash when open another project
if (NoteCanvas.Children.Count != NoteControls.Count)
{
throw new Exception();
}
if (Part == null)
{
return;
}
var i = 0;
foreach (var note in Part.Notes)
{
NoteControl noteControl;
if (i < NoteControls.Count)
{
noteControl = NoteControls[i];
}
else
{
noteControl = new NoteControl(this);
NoteCanvas.Children.Add(noteControl);
NoteControls.Add(noteControl);
noteControl.OnNoteDeleted += DeleteNoteControl;
}
MakeNote(noteControl, note.NoteNum, note.FinalPosition, note.FinalLength);
lastPosition = Math.Max(lastPosition, lastPosition + note.FinalLength);
note.SetNoteControl(noteControl);
i++;
}
while (i < NoteControls.Count)
{
NoteControls[i].note = null; // now may refer to a note from different noteControl
DeleteNoteControl(NoteControls[i]);
}
}
public void Remove(NoteControl note)
{
NoteCanvas.Children.Remove(note);
}
