private void FinishNote(MidiEvent midiEvent, Track track)
{
var beats = track.DefaultBarContext.BeatsInBar;
Duration duration = helper.GetDuration(track.previousNoteAbsoluteTicks, midiEvent.AbsoluteTicks, track.division,
beats.Item1, beats.Item2, out double percentageOfBar, out int dots);
// Finish the previous note with the length.
track.previousNoteAbsoluteTicks = midiEvent.AbsoluteTicks;
noteBuilder.SetDuration(duration);
noteBuilder.SetPoints(dots);
var note = noteBuilder.Build();
track.CreateNewNote(note);
percentageOfBarReached += percentageOfBar;
if (percentageOfBarReached >= 1)
{
track.CreateNewBar();
percentageOfBarReached -= 1;
}
startedNoteIsClosed = true;
}
private void HandleNote(MidiEvent midiEvent, ChannelMessage previousChannelMessage)
{
double lengthOfNote = CalculatePartOfBar(_previousNoteAbsoluteTicks, midiEvent.AbsoluteTicks);
double availableLengthBar = EasyTimeSignature.Top - _notesOfBarReached;
while (lengthOfNote > 0)
{
// Get note
int midiKeyNote = previousChannelMessage.Data1;
NoteBuilder noteBuilder = NoteBuilderDictionary[midiKeyNote % 12];
int distance = midiKeyNote - _previousMidiKey;
_previousMidiKey = midiKeyNote;
while (distance < -6)
{
noteBuilder.DecreaseOctave();
distance += 8;
}
while (distance > 6)
{
noteBuilder.IncreaseOctave();
distance -= 8;
}
// Get duration
int duration;
int dots;
bool isTied;
HandleDuration(lengthOfNote, availableLengthBar, out lengthOfNote, out availableLengthBar, out duration, out dots, out isTied);
// Create note and add
noteBuilder.Duration((DurationType)duration);
noteBuilder.IsDotted(dots);
noteBuilder.IsTied(isTied);
if (NoteIsTied)
{
noteBuilder.IsTied();
NoteIsTied = false;
}
AddToPiece(noteBuilder.Build());
// Check bar
if (availableLengthBar == 0)
{
availableLengthBar = EasyTimeSignature.Top;
}
_notesOfBarReached = EasyTimeSignature.Top - availableLengthBar;
}
_previousNoteAbsoluteTicks = midiEvent.AbsoluteTicks;
}
private MusicElement CreateMusicElement(string token)
{
NoteType noteType;
Enum.TryParse(token.Substring(0, 1).ToUpper(), out noteType);
var dots = token.Count(c => c == '.');
var number = int.Parse(Regex.Match(token, @"\d+").Value);
var durationType = (DurationType)number;
if (new Regex(@"[a-g][,'eis]*[0-9]+[.]*").IsMatch(token))
{
var builder = new NoteBuilder(noteType);
// Octave
var increaseOctaves = token.Count(c => c == '\'');
var decreaseOctaves = token.Count(c => c == ',') * -1;
builder.ChangeOctave(increaseOctaves + decreaseOctaves);
// Sharp or flat
if (token.Contains("is"))
{
builder = builder.Sharp();
}
else if (token.Contains("token"))
{
builder = builder.Flat();
}
if (token.Contains("~"))
{
builder = builder.IsTied();
}
builder.AddDots(dots).Duration(durationType);
return(builder.Build());
}
if (new Regex(@"r.*?[0-9][.]*").IsMatch(token))
{
var builder = new RestBuilder();
builder.AddDots(dots).Duration(durationType);
return(builder.Build());
}
return(null);
}
