private static string GetBeamType(Note symbol, NoteBeamType beamType)
{
switch (beamType)
{
case NoteBeamType.BackwardHook:
return("backward hook");
case NoteBeamType.ForwardHook:
return("forward hook");
case NoteBeamType.Continue:
return("continue");
case NoteBeamType.End:
return("end");
case NoteBeamType.Single:
return("single");
case NoteBeamType.Start:
return("begin");
default:
throw new ScoreException(symbol, $"Unsupported beam type {beamType}.");
}
}
private NoteBeamType GetNoteBeamType(Note currentNote, int index)
{
NoteBeamType noteBeamType = NoteBeamType.Single; // default
if (staff.Symbols.Count > index + 1)
{
Model.StaffSymbol nextSymbol = staff.Symbols[index + 1];
if (nextSymbol is Model.Note)
{
var nextNote = nextSymbol as Model.Note;
if (continueNoteBeam)
{
if (amountNoteBeams >= 3)
{
noteBeamType = NoteBeamType.End;
amountNoteBeams = 1;
continueNoteBeam = false;
}
else if (currentNote.Duration == StaffSymbolDuration.EIGTH && nextNote.Duration == StaffSymbolDuration.EIGTH &&
amountEights + GetDuration(currentNote.Duration, currentNote.NumberOfDots) + GetDuration(nextNote.Duration, nextNote.NumberOfDots) < maxAmountOfEights)
{
noteBeamType = NoteBeamType.Continue;
amountNoteBeams++;
}
else
{
noteBeamType = NoteBeamType.End;
amountNoteBeams = 1;
continueNoteBeam = false;
}
}
else
{
if (currentNote.Duration == StaffSymbolDuration.EIGTH && nextNote.Duration == StaffSymbolDuration.EIGTH &&
StaffSymbolFactory.Instance.GetIntDuration(currentNote.Duration) > 4) // everything with a shorter duration than quarter notes uses beams, quarter and higher don't
{
noteBeamType = NoteBeamType.Start;
continueNoteBeam = true;
}
}
}
else if (continueNoteBeam)
{
noteBeamType = NoteBeamType.End;
amountNoteBeams = 1;
continueNoteBeam = false;
}
}
return(noteBeamType);
}
public void Visit(Note note, int index)
{
bool chord = false; // IsChord
if (!continueNoteBeam) // TODO doesn't look very pretty
{
if (note.Octave - 1 >= 5)
{
noteStemDirection = NoteStemDirection.Down;
}
else
{
noteStemDirection = NoteStemDirection.Up;
}
}
//NoteTieType noteTieType = NoteTieType.None;
NoteBeamType noteBeamType = GetNoteBeamType(note, index);
incipitViewer.AddMusicalSymbol(new PSAMControlLibrary.Note(
note.StepString,
note.Alter,
note.Octave - 1,
StaffSymbolFactory.Instance.GetMusicalSymbolDuration(note.Duration),
noteStemDirection,
NoteTieType.None,
new List <NoteBeamType>()
{
noteBeamType
})
{
NumberOfDots = note.NumberOfDots,
IsChordElement = chord
});
amountEights += GetDuration(note.Duration, note.NumberOfDots);
}