private void SubscribeToChordEvents(Chord chord)
{
ThrowIfArgument.IsNull(nameof(chord), chord);
chord.NotesCollectionChanged += OnChordNotesCollectionChanged;
}
public static void ParseAndPlay(string text,
string nameSynth = null)
{
if (nameSynth == null)
{
// nameSynth = "Microsoft GS Wavetable Synth";
var devices = AllDevices();
nameSynth = devices[R.Next(0, devices.Length)];
}
var g = Enum.GetValues(typeof(NoteName));
T2MJsonObject obj = null;
obj = JsonConvert.DeserializeObject <T2MJsonObject>(text);
var midiFile = new MidiFile();
var cmdsplit = "-".ToCharArray();
#if DEBUG
StringBuilder sb = new StringBuilder();
#endif
foreach (MidiTrack track in obj.Tracks)
{
FourBitNumber channel = (FourBitNumber)(track.Channel & 15);
int velocity = track.Velocity;
var instro = new ProgramChangeEvent((SevenBitNumber)track.Instrument);
instro.Channel = channel;
var trackChunk = new TrackChunk(instro);
#if DEBUG
sb.Append("Begin of Chunk" + Environment.NewLine);
#endif
int length = 40;
using (var cm = trackChunk.ManageChords())
{
ChordsCollection chords = cm.Chords;
var commands = string.Join(" ", track.Commands).Split(' ', '\t', '\r', '\n');
// NoteName tpz = (NoteName)_EXT_.AllNotes.GetValue(0); // TODO Transpose as cmd
int t = track.Start;
int i = track.Interval;
int oct = track.Octave;
string cmd;
foreach (string v in commands)
{
if (v.StartsWith("/"))
{
cmd = v.TrimStart('/');
if (cmd == "_")
{
t += i; continue;
}
var n0 = cmd.Split(cmdsplit, StringSplitOptions.RemoveEmptyEntries).Select(x => GetNoteName(x));
var nn = n0; //.FromTemplate(n0);
// nn = nn.FromTemplate(tpz);
#if DEBUG
var m = string.Join(" ",
nn.Select(x => x.Name.ToString().Replace("Sharp", "#") +
" " + (x.Octave == -1 ? oct : x.Octave)));
sb.Append(m + " /");
sb.Append(Environment.NewLine);
#endif
InterNote[] ni = nn.Select(x => new InterNote(x.Name, x.Octave == -1 ? oct : x.Octave, length, t)
{
Channel = channel,
Velocity = (SevenBitNumber)(velocity & 127)
})
// .Concat(new[] { new InterNote(nn.First(), oct + 1, G, t) })
.ToArray();
var chord = new IA.Chord(ni);
chords.Add(chord);
t += i;
}
else
if (v.StartsWith("*"))
{
cmd = v.TrimStart('*');
if (int.TryParse(cmd, out int ia))
{
oct = ia;
}
}
else
if (v.StartsWith("+"))
{
cmd = v.TrimStart('+');
if (int.TryParse(cmd, out int ia))
{
i += ia;
}
}
else
if (v.StartsWith("-"))
{
if (int.TryParse(v, out int ia))
{
i += ia;
}
}
else
if (v.StartsWith("L"))
{
cmd = v.TrimStart('L');
if (int.TryParse(cmd, out int ia))
{
length = ia;
}
}
else
if (v == "_")
{
t += i; continue;
}
}
cm.SaveChanges();
}
midiFile.Chunks.Add(trackChunk);
#if DEBUG
sb.Append(Environment.NewLine);
sb.Append("End of Chunk");
sb.Append(Environment.NewLine);
#endif
}
var appDir = Assembly.GetExecutingAssembly().Location;
appDir = Path.GetDirectoryName(appDir);
var file = "Im3" + DateTime.Now.ToString("yyyy-MM-dd--HH-mm-ss") + ".mid";
file = Path.Combine(appDir, file);
midiFile.Write(file);
Process.Start(appDir);
#if DEBUG
var file2 = file + ".txt";
file2 = Path.Combine(appDir, file2);
File.WriteAllText(file2, sb.ToString());
Process.Start(file2);
#endif
using (var outputDevice = OutputDevice.GetByName(nameSynth))
using (var playback = midiFile.GetPlayback(outputDevice))
{
// playback.Speed = 2.0;
playback.Play();
}
}
/// <summary>
/// Returns <see cref="MusicTheory.Chord"/> containing notes of the specified <see cref="Chord"/>.
/// </summary>
/// <param name="chord"><see cref="Chord"/> to get music theory chord from.</param>
/// <returns><see cref="MusicTheory.Chord"/> containing notes of the <paramref name="chord"/>.</returns>
/// <exception cref="ArgumentNullException"><paramref name="chord"/> is <c>null</c>.</exception>
public static MusicTheory.Chord GetMusicTheoryChord(this Chord chord)
{
ThrowIfArgument.IsNull(nameof(chord), chord);
return(new MusicTheory.Chord(chord.Notes.OrderBy(n => n.NoteNumber).Select(n => n.NoteName).ToArray()));
}
