private void ReadSong(StreamReader reader, ISongInterpreter songInterpreter)
{
while (!reader.EndOfStream)
{
var line = reader.ReadLine();
var interpretedLine = songInterpreter.ConvertToNotes(line);
if (interpretedLine != null && interpretedLine.Any())
{
foreach (var note in interpretedLine)
{
Notes.Add(note);
}
}
}
}
public IList <Tuple <int, Note> > ConvertToNotes(string str)
{
var parts = str.Split(' ');
var measureParsed = Int32.TryParse(parts[0], out var measureNumber);
var beatsParsed = double.TryParse(parts[1], out var beatsNumber);
var chordParsed = _chordLookup.TryGetValue(parts[2].ToUpperInvariant(), out var chord);
//TODO parse the inversion and octave
if (measureParsed && beatsParsed && chordParsed)
{
if (parts.Length > 3)
{
chord = ModifyChord(chord, parts.Skip(3).ToArray());
}
var sampleNum = (int)(_sampleRate * ((measureNumber * _timeSignature + beatsNumber) * 60) / (double)_tempo);
var specifiedOctave = parts.FirstOrDefault(s => s.StartsWith("octave=")) ?? "";
var inversion = parts.FirstOrDefault(s => s.StartsWith("inversion=")) ?? "";
var notes = chord.GetNotes(inversion == "" ? Inversion.Base : (Inversion)(inversion.Last() - '0'), specifiedOctave == "" ? (short)3 : (short)(specifiedOctave.Last() - '0'));
if (parts.Any(s => s == "strup"))
{
var noteTimes = new List <Tuple <int, Note> >();
for (int i = notes.Count - 1; i >= 0; --i)
{
noteTimes.Add(new Tuple <int, Note>(sampleNum + (int)((notes.Count - (i + 1)) * _sampleRate / 100.0), notes[i]));
}
return(noteTimes);
}
if (parts.Any(s => s == "strdown"))
{
var noteTimes = new List <Tuple <int, Note> >();
for (int i = 0; i < notes.Count; ++i)
{
noteTimes.Add(new Tuple <int, Note>(sampleNum + (int)(i * _sampleRate / 100.0), notes[i]));
}
return(noteTimes);
}
return(notes.Select(n => new Tuple <int, Note>(sampleNum, n)).ToList());
}
return(_fallbackInterpreter.ConvertToNotes(str));
}
