public static NoteChart.TrackType GetInstrument(BaseTrackType type)
{
switch (type)
{
case BaseTrackType.DoubleGuitar:
case BaseTrackType.Single:
return(NoteChart.TrackType.Guitar);
case BaseTrackType.DoubleBass:
return(NoteChart.TrackType.Bass);
}
return((NoteChart.TrackType)(0xFF));
}
public static Chart Create(Stream stream)
{
Chart chart = new Chart();
StreamReader reader = new StreamReader(stream);
string line;
string section = null;
TrackType track = TrackType.Unknown;
List <NoteChart.Note>[] notes = null;
NoteChart.Instrument instrument = null;
while ((line = reader.ReadLine()) != null)
{
if (line == "}")
{
section = null;
}
else if (line == "{")
{
continue;
}
Match match = Regex.Match(line, "\\[(?'section'.+)\\]");
if (match.Success)
{
section = match.Groups["section"].Value;
track = GetTrackType(section);
BaseTrackType type = GetBaseTrackType(track);
instrument = chart.CreateInstrument(GetInstrument(type));
chart.Tracks[type] = instrument;
notes = (instrument as NoteChart.IGems).Gems[GetDifficulty(track)];
}
else
{
ulong time;
string[] values = ParseLine(line);
switch (section)
{
case null:
throw new FormatException();
case "Song":
chart.Song[values[0]] = values[1];
break;
case "SyncTrack":
time = ulong.Parse(values[0]);
switch (values[1])
{
case "TS":
chart.NoteChart.Signature.Add(new Midi.TimeSignatureEvent(time, byte.Parse(values[2]), 2, 24, 8));
break;
case "B":
chart.NoteChart.BPM.Add(new Midi.TempoEvent(time, (uint)(Mid.MicrosecondsPerMinute / ((float)int.Parse(values[2]) / 1000))));
break;
default:
throw new FormatException();
}
break;
case "Events":
time = ulong.Parse(values[0]);
switch (values[1])
{
case "E":
chart.EventsTrack.Comments.Add(new Midi.TextEvent(time, "[" + values[2] + "]"));
break;
default:
throw new FormatException();
}
break;
default:
if (track == TrackType.Unknown)
{
throw new FormatException();
}
time = ulong.Parse(values[0]);
ulong duration = ulong.Parse(values[2]);
if (duration == 0)
{
duration = chart.NoteChart.Division.TicksPerBeat / 4U;
}
switch (values[1])
{
case "N":
int fret = int.Parse(values[1]);
notes[fret].Add(new NoteChart.Note(time, duration));
break;
case "S":
NoteChart.Note note = new NoteChart.Note(time, duration);
int sectiontype = int.Parse(values[1]);
switch (sectiontype)
{
case 0:
instrument.Player1.Add(note);
break;
case 1:
instrument.Player2.Add(note);
break;
case 2:
instrument.Overdrive.Add(note);
break;
default:
throw new FormatException();
}
break;
}
break;
}
}
}
return(chart);
}
