private void write(BinaryWriterBE binaryWriter)
{
binaryWriter.Write(0x4D546864);
binaryWriter.Write(6);
binaryWriter.Write(type);
binaryWriter.Write(Convert.ToInt16(tracks.Count));
binaryWriter.Write(PPQ);
for (int i = 0; i < tracks.Count; i++)
{
tracks[i].writeTrack(binaryWriter, (byte)i);
}
}
internal void writeTrack(BinaryWriterBE binaryWriter, byte track)
{
binaryWriter.Write(0x4D54726B);
binaryWriter.Write(0);
long lenPos = binaryWriter.BaseStream.Position;
for (int i = 0; i < messages.Count; i++)
{
switch (messages[i].GetKey())
{
case Keys.VLV:
messages[i].Write(binaryWriter, track);
break;
case Keys.NoteOff:
messages[i].Write(binaryWriter, track);
break;
case Keys.NoteOn:
messages[i].Write(binaryWriter, track);
break;
case Keys.AfterTouch:
messages[i].Write(binaryWriter, track);
break;
case Keys.Controller:
messages[i].Write(binaryWriter, track);
break;
case Keys.Patch:
messages[i].Write(binaryWriter, track);
break;
case Keys.Pressure:
messages[i].Write(binaryWriter, track);
break;
case Keys.PitchBend:
messages[i].Write(binaryWriter, track);
break;
case Keys.Meta:
messages[i].Write(binaryWriter, 0x0F);
break;
}
}
if (messages[messages.Count - 1].GetKey() != Keys.Meta)
{
throw new Exception("Track does not end with an end command");
}
long endPos = binaryWriter.BaseStream.Position;
int trackLength = (int)binaryWriter.BaseStream.Position - (int)lenPos;
binaryWriter.BaseStream.Position = lenPos - 4;
binaryWriter.Write(trackLength);
binaryWriter.BaseStream.Position = endPos;
}
