public static Measure createInstance(int? bpm, int? num_beats, NoteLength? beat_type, int? pos)
{
if (bpm == null || num_beats == null || beat_type == null || pos == null) { return null; }
var this_sig = TimeSignature.createInstance((int)num_beats, (NoteLength)beat_type);
bool matches_prev_measure = false;
var position = new Position((int)pos, false);
var collection = new ChordCollection(this_sig);
return new Measure((int)bpm, this_sig, matches_prev_measure, position, collection);
}
private Measure(int bpm, TimeSignature time_sig, bool matches_prev_measure, Position position, ChordCollection collection)
{
Bpm = bpm;
TimeSignature = time_sig;
MatchesPrevMeasure = matches_prev_measure;
MatchUpdated = false;
Position = position;
ModelCollection = collection;
}