public List <MasterBar> RetrieveMasterBars(GpFile file)
{
List <MasterBar> masterBars = new List <MasterBar>();
foreach (MeasureHeader mh in file.MeasureHeaders)
{
//(mh.timeSignature.denominator) * mh.timeSignature.numerator;
MasterBar mb = new MasterBar();
mb.Time = mh.TimeSignature.Numerator + "/" + mh.TimeSignature.Denominator.Value;
mb.Num = mh.TimeSignature.Numerator;
mb.Den = mh.TimeSignature.Denominator.Value;
string keyFull = "" + (int)mh.KeySignature;
if (!(keyFull.Length == 1))
{
mb.KeyType = int.Parse(keyFull.Substring(keyFull.Length - 1));
mb.Key = int.Parse(keyFull.Substring(0, keyFull.Length - 1));
}
else
{
mb.Key = 0;
mb.KeyType = int.Parse(keyFull);
}
mb.KeyBoth = keyFull; //Useful for midiExport later
mb.TripletFeel = mh.TripletFeel;
masterBars.Add(mb);
}
return(masterBars);
}
public List <Track> RetrieveTracks(GpFile file)
{
List <Track> tracks = new List <Track>();
foreach (GP.Track tr in file.Tracks)
{
Track track = new Track();
track.Name = tr.Name;
track.Patch = tr.Channel.Instrument;
track.Port = tr.Port;
track.Channel = tr.Channel.Channel;
track.PlaybackState = PlaybackStates.Def;
track.Capo = tr.Offset;
if (tr.IsMute)
{
track.PlaybackState = PlaybackStates.Mute;
}
if (tr.IsSolo)
{
track.PlaybackState = PlaybackStates.Solo;
}
track.Tuning = GetTuning(tr.Strings);
track.Notes = RetrieveNotes(tr, track.Tuning, track);
tracks.Add(track);
}
return(tracks);
}
public Track(GpFile song, int number, List <GuitarString> strings = null, List <Measure> measures = null)
{
this.Song = song;
this.Number = number;
if (strings != null)
{
this.Strings = strings;
}
if (measures != null)
{
this.Measures = measures;
}
}
public NativeFormat(GpFile fromFile) : this()
{
Title = fromFile.Title;
Subtitle = fromFile.Subtitle;
Artist = fromFile.Interpret;
Album = fromFile.Album;
Words = fromFile.Words;
Music = fromFile.Music;
Tempos = RetrieveTempos(fromFile);
Directions = fromFile.Directions;
BarMaster = RetrieveMasterBars(fromFile);
Tracks = RetrieveTracks(fromFile);
Lyrics = fromFile.Lyrics;
UpdateAvailableChannels();
}
private void ReadFile(string path)
{
string extension = string.Empty;
extension = Path.GetExtension(path).ToUpper();
switch (extension)
{
case ".GP3":
_gpFile = new Gp3File(File.ReadAllBytes(path));
break;
case ".GP4":
_gpFile = new Gp4File(File.ReadAllBytes(path));
break;
}
_gpFile?.ReadSong();
}
public MainForm()
{
InitializeComponent();
_gpFile = null;
_song = null;
}
public List <Tempo> RetrieveTempos(GpFile file)
{
List <Tempo> tempos = new List <Tempo>();
//Version < 4 -> look at Measure Headers, >= 4 look at mixtablechanges
int version = file.VersionTuple[0];
if (version < 4) //Look at MeasureHeaders
{
//Get inital tempo from file header
Tempo init = new Tempo();
init.Position = 0;
init.Value = file.Tempo;
if (init.Value != 0)
{
tempos.Add(init);
}
int pos = 0;
float oldTempo = file.Tempo;
foreach (MeasureHeader mh in file.MeasureHeaders)
{
Tempo t = new Tempo();
t.Value = mh.Tempo.Value;
t.Position = pos;
pos += FlipDuration(mh.TimeSignature.Denominator) * mh.TimeSignature.Numerator;
if (oldTempo != t.Value)
{
tempos.Add(t);
}
oldTempo = t.Value;
}
}
else //Look at MixtableChanges - only on track 1, voice 1
{
int pos = 0;
//Get inital tempo from file header
Tempo init = new Tempo();
init.Position = 0;
init.Value = file.Tempo;
if (init.Value != 0)
{
tempos.Add(init);
}
foreach (Measure m in file.Tracks[0].Measures)
{
int smallPos = 0; //inner measure position
if (m.Voices.Count == 0)
{
continue;
}
foreach (Beat b in m.Voices[0].Beats)
{
if (b.Effect != null)
{
if (b.Effect.MixTableChange != null)
{
MixTableItem tempo = b.Effect.MixTableChange.Tempo;
if (tempo != null)
{
Tempo t = new Tempo();
t.Value = tempo.Value;
t.Position = pos + smallPos;
tempos.Add(t);
}
}
}
smallPos += FlipDuration(b.Duration);
}
pos += FlipDuration(m.Header.TimeSignature.Denominator) * m.Header.TimeSignature.Numerator;
}
}
return(tempos);
}
