public ScaleBase(string name, Note rootNote, ScaleFamily scaleFamily, ScaleFamilyMode mode)
{
Name = name;
RootNote = rootNote;
ScaleFamily = scaleFamily;
Mode = mode;
ChromaticNotes = GetChromaticNotes();
Notes = ChromaticNotes.Where(x => x.IsPresent).ToArray();
}
private ScaleNote[] GetChromaticNotes()
{
var naturalNote = RootNote.Natural != null ? RootNote.Natural : RootNote;
var naturalIndex = Array.IndexOf(MusicNotes.NaturalNotes, naturalNote);
var naturalNotes = GetScaleNaturals(naturalIndex);
var intervals = ScaleFamily.GetModeIntervals(Mode);
var noteCount = intervals.Count(x => x);
var noteIndex = 0;
IntervalTableItem interval;
var notes = new List <ScaleNote>();
for (int i = 0; i < 12; i++)
{
var isIntervalPresent = intervals[i];
if (isIntervalPresent && ScaleFamily.IsSevenNoteScale)
{
interval = Intervals.IntervalTable.GetRow(i).First(x => x.ScaleDegree == noteIndex);
noteIndex = (noteIndex + 1) % noteCount;
}
else
{
interval = Intervals.IntervalTable.GetRow(i)[0];
}
naturalNote = naturalNotes[interval.ScaleDegree];
var index = (RootNote.Index + i) % 12;
var note = MusicNotes.Notes.First(x => x.Name == naturalNote.Name && x.Index == index);
var scaleNote = new ScaleNote(this, note, i, isIntervalPresent, interval);
notes.Add(scaleNote);
}
return(notes.ToArray());
}
