public static void getMusicSymbols(Staff staff, List <MusicalSymbol> WPFStaffs)
{
Clef clef = new Clef(ClefType.GClef, 2);
if (staff.GetClef() == "bass")
{
clef = new Clef(ClefType.CClef, 4);
}
WPFStaffs.Add(clef);
int[] time = staff.GetTime();
WPFStaffs.Add(new TimeSignature(TimeSignatureType.Numbers, (UInt32)time[0], (UInt32)time[1]));
List <Bar> bars = staff.GetBars();
foreach (Bar bar in bars)
{
List <NoteRest> notes = bar.GetNotes();
foreach (NoteRest note in notes)
{
string pitch = "";
int octave = 0;
int length = 0;
int dots = 0;
note.GetInfo(ref pitch, ref octave, ref length, ref dots);
if (pitch.Equals("r"))
{
var rest = new PSAMControlLibrary.Rest((MusicalSymbolDuration)length);
WPFStaffs.Add(rest);
}
else
{
int alter = 0;
alter += Regex.Matches(pitch, "is").Count;
alter -= Regex.Matches(pitch, "es|as").Count;
var WPFNote = new PSAMControlLibrary.Note(pitch[0].ToString().ToUpper(), alter, octave,
(MusicalSymbolDuration)length, NoteStemDirection.Up, NoteTieType.None,
new List <NoteBeamType>()
{
NoteBeamType.Single
})
{
NumberOfDots = dots
};
WPFStaffs.Add(WPFNote);
}
}
WPFStaffs.Add(new Barline());
}
}
private void AddRest(Rest rest)
{
var psamRest = new PSAMRest((MusicalSymbolDuration)rest.Duration);
_notes.Add(psamRest);
}
public Sequence GetSequenceFromStaff(Staff staff)
{
List <string> notesOrderWithCrosses = new List <string>()
{
"c", "cis", "d", "dis", "e", "f", "fis", "g", "gis", "a", "ais", "b"
};
int absoluteTicks = 0;
Sequence sequence = new Sequence();
Track metaTrack = new Track();
sequence.Add(metaTrack);
Track notesTrack = new Track();
sequence.Add(notesTrack);
int speed = 60000000 / staff.GetTempo();
byte[] tempo = new byte[3];
tempo[0] = (byte)((speed >> 16) & 0xff);
tempo[1] = (byte)((speed >> 8) & 0xff);
tempo[2] = (byte)(speed & 0xff);
metaTrack.Insert(0 /* Insert at 0 ticks*/, new MetaMessage(MetaType.Tempo, tempo));
List <MusicalSymbol> WPFStaffs = new List <MusicalSymbol>();
WPFManager.getMusicSymbols(staff, WPFStaffs);
foreach (MusicalSymbol musicalSymbol in WPFStaffs)
{
int[] time;
double absoluteLength;
double relationToQuartNote;
double percentageOfBeatNote;
double deltaTicks;
switch (musicalSymbol.Type)
{
case MusicalSymbolType.Note:
Note note = musicalSymbol as Note;
absoluteLength = 1.0 / (double)note.Duration;
absoluteLength += (absoluteLength / 2.0) * note.NumberOfDots;
time = staff.GetTime();
relationToQuartNote = time[1] / 4.0;
percentageOfBeatNote = (1.0 / time[1]) / absoluteLength;
deltaTicks = (sequence.Division / relationToQuartNote) / percentageOfBeatNote;
// Calculate height
int noteHeight = notesOrderWithCrosses.IndexOf(note.Step.ToLower()) + ((note.Octave + 1) * 12);
noteHeight += note.Alter;
notesTrack.Insert(absoluteTicks, new ChannelMessage(ChannelCommand.NoteOn, 1, noteHeight, 90)); // Data2 = volume
absoluteTicks += (int)deltaTicks;
notesTrack.Insert(absoluteTicks, new ChannelMessage(ChannelCommand.NoteOn, 1, noteHeight, 0)); // Data2 = volume
break;
case MusicalSymbolType.Rest:
Rest rest = musicalSymbol as Rest;
absoluteLength = 1.0 / (double)rest.Duration;
absoluteLength += (absoluteLength / 2.0) * rest.NumberOfDots;
time = staff.GetTime();
relationToQuartNote = time[1] / 4.0;
percentageOfBeatNote = (1.0 / time[1]) / absoluteLength;
deltaTicks = (sequence.Division / relationToQuartNote) / percentageOfBeatNote;
absoluteTicks += (int)deltaTicks;
break;
case MusicalSymbolType.TimeSignature:
time = staff.GetTime();
byte[] timeSignature = new byte[4];
timeSignature[0] = (byte)time[0];
timeSignature[1] = (byte)(Math.Log(time[1]) / Math.Log(2));
metaTrack.Insert(absoluteTicks, new MetaMessage(MetaType.TimeSignature, timeSignature));
break;
default:
break;
}
}
notesTrack.Insert(absoluteTicks, MetaMessage.EndOfTrackMessage);
metaTrack.Insert(absoluteTicks, MetaMessage.EndOfTrackMessage);
return(sequence);
}
