private MasterBar GetOrCreateMasterBar(int index)
{
if (index < _score.MasterBars.Count)
{
return _score.MasterBars[index];
}
for (int i = _score.MasterBars.Count; i <= index; i++)
{
var mb = new MasterBar();
_score.AddMasterBar(mb);
}
return _score.MasterBars[index];
}