public void AddBeat(Beat beat)
{
// chaining
beat.Voice = this;
beat.Index = Beats.Count;
Beats.Add(beat);
}
private int FindStringForValue(Track track, Beat beat, int value)
{
// find strings which are already taken
var takenStrings = new FastDictionary<int, bool>();
for (int i = 0; i < beat.Notes.Count; i++)
{
var note = beat.Notes[i];
takenStrings[note.String] = true;
}
// find a string where the note matches into 0 to <upperbound>
// first try to find a string from 0-14 (more handy to play)
// then try from 0-20 (guitars with high frets)
// then unlimited
int[] steps = { 14, 20, int.MaxValue };
for (int i = 0; i < steps.Length; i++)
{
for (int j = 0; j < track.Tuning.Length; j++)
{
if (!takenStrings.ContainsKey(j))
{
var min = track.Tuning[j];
var max = track.Tuning[j] + steps[i];
if (value >= min && value <= max)
{
return track.Tuning.Length - j;
}
}
}
}
// will not happen
return 1;
}
public BeatContainerGlyph(Beat beat, VoiceContainerGlyph voiceContainer, bool useLayoutingInfo = false)
: base(0, 0)
{
Beat = beat;
Ties = new FastList<Glyph>();
VoiceContainer = voiceContainer;
UseLayoutingInfo = useLayoutingInfo;
}
public bool ShouldCreateGlyph(EffectBarRenderer renderer, Beat beat)
{
return beat.Index == 0 &&
(
(beat.Voice.Bar.MasterBar.Index == 0 && beat.Voice.Bar.MasterBar.TripletFeel != TripletFeel.NoTripletFeel)
|| (beat.Voice.Bar.MasterBar.Index > 0 && beat.Voice.Bar.MasterBar.TripletFeel != beat.Voice.Bar.MasterBar.PreviousMasterBar.TripletFeel)
);
}
public BeamDirection GetBeatDirection(Beat beat)
{
ScoreBeatGlyph g = (ScoreBeatGlyph)GetOnNotesPosition(beat.Voice.Index, beat.Index);
if (g != null)
{
return g.NoteHeads.Direction;
}
return BeamDirection.Up;
}
public float GetBeatX(Beat beat)
{
var bg = (TabBeatGlyph)GetPreNotesPosition(beat.Voice.Index, beat.Index);
if (bg != null)
{
return bg.Container.X + bg.X;
}
return 0;
}
protected override bool ShouldCreateGlyphForNote(EffectBarRenderer renderer, Note note)
{
if (!note.IsHarmonic) return false;
if (note.Beat != _beat || note.HarmonicType > _beatType)
{
_beat = note.Beat;
_beatType = note.HarmonicType;
}
return true;
}
public virtual bool ShouldCreateGlyph(EffectBarRenderer renderer, Beat beat)
{
LastCreateInfo = new FastList<Note>();
for (int i = 0, j = beat.Notes.Count; i < j; i++)
{
var n = beat.Notes[i];
if (ShouldCreateGlyphForNote(renderer, n))
{
LastCreateInfo.Add(n);
}
}
return LastCreateInfo.Count > 0;
}
public EffectGlyph CreateNewGlyph(EffectBarRenderer renderer, Beat beat)
{
int tempo;
if (beat.Voice.Bar.MasterBar.TempoAutomation != null)
{
tempo = (int)(beat.Voice.Bar.MasterBar.TempoAutomation.Value);
}
else
{
tempo = beat.Voice.Bar.Staff.Track.Score.Tempo;
}
return new TempoGlyph(0, 0, tempo);
}
public EffectGlyph CreateNewGlyph(EffectBarRenderer renderer, Beat beat)
{
var res = renderer.Resources;
if (beat.Slap)
{
return new TextGlyph(0, 0, "S", res.EffectFont);
}
if (beat.Pop)
{
return new TextGlyph(0, 0, "P", res.EffectFont);
}
return new TextGlyph(0, 0, "T", res.EffectFont);
}
public bool Check(Beat beat)
{
if (Beats.Count == 0)
{
Tuplet = beat.TupletNumerator;
}
else if (beat.Voice.Index != VoiceIndex || beat.TupletNumerator != Tuplet || IsFull || _isFinished)
{
return false;
}
Beats.Add(beat);
return true;
}
public void AddGraceBeat(Beat beat)
{
if (Beats.Count == 0)
{
AddBeat(beat);
return;
}
// remove last beat
var lastBeat = Beats[Beats.Count - 1];
Beats.RemoveAt(Beats.Count - 1);
// insert grace beat
AddBeat(beat);
// reinsert last beat
AddBeat(lastBeat);
}
private void Chain(Beat beat)
{
if (Bar == null) return;
if (Bar.Index == 0 && beat.Index == 0)
{
// very first beat
beat.PreviousBeat = null;
}
else if (beat.Index == 0)
{
// first beat of bar
var previousVoice = Bar.PreviousBar.Voices[Index];
beat.PreviousBeat = previousVoice.Beats[previousVoice.Beats.Count - 1];
beat.PreviousBeat.NextBeat = beat;
}
else
{
// other beats of bar
beat.PreviousBeat = Beats[beat.Index - 1];
beat.PreviousBeat.NextBeat = beat;
}
}
private void ParseDynamics(IXmlNode element, Beat beat)
{
element.IterateChildren(c =>
{
if (c.NodeType == XmlNodeType.Element)
{
switch (c.LocalName)
{
case "p":
beat.Dynamic = DynamicValue.P;
break;
case "pp":
beat.Dynamic = DynamicValue.PP;
break;
case "ppp":
beat.Dynamic = DynamicValue.PPP;
break;
case "f":
beat.Dynamic = DynamicValue.F;
break;
case "ff":
beat.Dynamic = DynamicValue.FF;
break;
case "fff":
beat.Dynamic = DynamicValue.FFF;
break;
case "mp":
beat.Dynamic = DynamicValue.MP;
break;
case "mf":
beat.Dynamic = DynamicValue.MF;
break;
}
}
});
}
public override void ExpandTo(Beat beat)
{
_isExpanded = true;
}
public Score JsObjectToScore(Score score)
{
var score2 = new Score();
Score.CopyTo(score, score2);
#region MasterBars
for (var i = 0; i < score.MasterBars.Count; i++)
{
var masterBar = score.MasterBars[i];
var masterBar2 = new MasterBar();
MasterBar.CopyTo(masterBar, masterBar2);
if (masterBar.TempoAutomation != null)
{
masterBar2.TempoAutomation = new Automation();
Automation.CopyTo(masterBar.TempoAutomation, masterBar2.TempoAutomation);
}
if (masterBar.VolumeAutomation != null)
{
masterBar2.VolumeAutomation = new Automation();
Automation.CopyTo(masterBar.VolumeAutomation, masterBar2.VolumeAutomation);
}
if (masterBar.Section != null)
{
masterBar2.Section = new Section();
Section.CopyTo(masterBar.Section, masterBar2.Section);
}
score2.AddMasterBar(masterBar2);
}
#endregion
#region Tracks
for (int t = 0; t < score.Tracks.Count; t++)
{
var track = score.Tracks[t];
var track2 = new Track();
Track.CopyTo(track, track2);
score2.AddTrack(track2);
PlaybackInformation.CopyTo(track.PlaybackInfo, track2.PlaybackInfo);
foreach (var key in track.Chords.Keys)
{
var chord = track.Chords[key];
var chord2 = new Chord();
Chord.CopyTo(chord, chord2);
track2.Chords[key] = chord2;
}
#region Bars
for (int b = 0; b < track.Bars.Count; b++)
{
var bar = track.Bars[b];
var bar2 = new Bar();
Bar.CopyTo(bar, bar2);
track2.AddBar(bar2);
#region Voices
for (int v = 0; v < bar.Voices.Count; v++)
{
var voice = bar.Voices[v];
var voice2 = new Voice();
Voice.CopyTo(voice, voice2);
bar2.AddVoice(voice2);
#region Beats
for (int bb = 0; bb < voice.Beats.Count; bb++)
{
var beat = voice.Beats[bb];
var beat2 = new Beat();
Beat.CopyTo(beat, beat2);
voice2.AddBeat(beat2);
for (int a = 0; a < beat.Automations.Count; a++)
{
var automation = new Automation();
Automation.CopyTo(beat.Automations[a], automation);
beat2.Automations.Add(automation);
}
for (int i = 0; i < beat.WhammyBarPoints.Count; i++)
{
var point = new BendPoint();
BendPoint.CopyTo(beat.WhammyBarPoints[i], point);
beat2.WhammyBarPoints.Add(point);
}
#region Notes
for (int n = 0; n < beat.Notes.Count; n++)
{
var note = beat.Notes[n];
var note2 = new Note();
Note.CopyTo(note, note2);
beat2.AddNote(note2);
for (int i = 0; i < note.BendPoints.Count; i++)
{
var point = new BendPoint();
BendPoint.CopyTo(note.BendPoints[i], point);
note2.BendPoints.Add(point);
}
}
#endregion
}
#endregion
}
#endregion
}
#endregion
}
#endregion
score2.Finish();
return(score2);
}
private void Beat(Voice voice)
{
// duration specifier?
if (_sy == AlphaTexSymbols.DoubleDot)
{
NewSy();
if (_sy != AlphaTexSymbols.Number)
{
Error("duration", AlphaTexSymbols.Number);
}
var duration = (int)_syData;
switch (duration)
{
case 1:
case 2:
case 4:
case 8:
case 16:
case 32:
case 64:
_currentDuration = ParseDuration((int)_syData);
break;
default:
Error("duration", AlphaTexSymbols.Number, false);
break;
}
NewSy();
return;
}
var beat = new Beat();
voice.AddBeat(beat);
if (voice.Bar.MasterBar.TempoAutomation != null && voice.Beats.Count == 1)
{
beat.Automations.Add(voice.Bar.MasterBar.TempoAutomation);
}
// notes
if (_sy == AlphaTexSymbols.LParensis)
{
NewSy();
Note(beat);
while (_sy != AlphaTexSymbols.RParensis && _sy != AlphaTexSymbols.Eof)
{
Note(beat);
}
if (_sy != AlphaTexSymbols.RParensis)
{
Error("note-list", AlphaTexSymbols.RParensis);
}
NewSy();
}
// rest
else if (_sy == AlphaTexSymbols.String && _syData.ToString().ToLower() == "r")
{
// rest voice -> no notes
NewSy();
}
else
{
Note(beat);
}
// new duration
if (_sy == AlphaTexSymbols.Dot)
{
NewSy();
if (_sy != AlphaTexSymbols.Number)
{
Error("duration", AlphaTexSymbols.Number);
}
var duration = (int)_syData;
switch (duration)
{
case 1:
case 2:
case 4:
case 8:
case 16:
case 32:
case 64:
_currentDuration = ParseDuration((int)_syData);
break;
default:
Error("duration", AlphaTexSymbols.Number, false);
break;
}
NewSy();
}
beat.Duration = _currentDuration;
// beat multiplier (repeat beat n times)
var beatRepeat = 1;
if (_sy == AlphaTexSymbols.Multiply)
{
NewSy();
// multiplier count
if (_sy != AlphaTexSymbols.Number)
{
Error("multiplier", AlphaTexSymbols.Number);
}
else
{
beatRepeat = (int)_syData;
}
NewSy();
}
BeatEffects(beat);
for (var i = 0; i < beatRepeat - 1; i++)
{
voice.AddBeat(beat.Clone());
}
}
private void ParseTimeModification(IXmlNode element, Beat beat)
{
element.IterateChildren(c =>
{
if (c.NodeType == XmlNodeType.Element)
{
switch (c.LocalName)
{
case "actual-notes":
beat.TupletNumerator = Std.ParseInt(Std.GetNodeValue(c));
break;
case "normal-notes":
beat.TupletDenominator = Std.ParseInt(Std.GetNodeValue(c));
break;
//case "normal-type":
// break;
//case "normal-dot":
// break;
}
}
});
}
/// <summary>
/// Checks whether the current beat is timewise before the given beat.
/// </summary>
/// <param name="beat"></param>
/// <returns></returns>
internal bool IsBefore(Beat beat)
{
return(Voice.Bar.Index < beat.Voice.Bar.Index ||
(beat.Voice.Bar.Index == Voice.Bar.Index && Index < beat.Index));
}
private bool ParseNoteBeat(IXmlNode element, Track track, Bar bar, bool chord, bool isFirstBeat)
{
int voiceIndex = 0;
var voiceNodes = element.GetElementsByTagName("voice");
if (voiceNodes.Length > 0)
{
voiceIndex = Std.ParseInt(Std.GetNodeValue(voiceNodes[0])) - 1;
}
Beat beat;
var voice = GetOrCreateVoice(bar, voiceIndex);
if (chord || (isFirstBeat && voice.Beats.Count == 1))
{
beat = voice.Beats[voice.Beats.Count - 1];
}
else
{
beat = new Beat();
voice.AddBeat(beat);
}
var note = new Note();
beat.AddNote(note);
beat.IsEmpty = false;
element.IterateChildren(c =>
{
if (c.NodeType == XmlNodeType.Element)
{
switch (c.LocalName)
{
case "grace":
//var slash = e.GetAttribute("slash");
//var makeTime = Std.ParseInt(e.GetAttribute("make-time"));
//var stealTimePrevious = Std.ParseInt(e.GetAttribute("steal-time-previous"));
//var stealTimeFollowing = Std.ParseInt(e.GetAttribute("steal-time-following"));
beat.GraceType = GraceType.BeforeBeat;
beat.Duration = Duration.ThirtySecond;
break;
case "duration":
beat.Duration = (Duration)Std.ParseInt(Std.GetNodeValue(c));
break;
case "tie":
ParseTied(c, note);
break;
case "cue":
// not supported
break;
case "instrument":
// not supported
break;
case "type":
switch (Std.GetNodeValue(c))
{
case "256th":
beat.Duration = Duration.TwoHundredFiftySixth;
break;
case "128th":
beat.Duration = Duration.OneHundredTwentyEighth;
break;
case "breve":
beat.Duration = Duration.DoubleWhole;
break;
case "long":
beat.Duration = Duration.QuadrupleWhole;
break;
case "64th":
beat.Duration = Duration.SixtyFourth;
break;
case "32nd":
beat.Duration = Duration.ThirtySecond;
break;
case "16th":
beat.Duration = Duration.Sixteenth;
break;
case "eighth":
beat.Duration = Duration.Eighth;
break;
case "quarter":
beat.Duration = Duration.Quarter;
break;
case "half":
beat.Duration = Duration.Half;
break;
case "whole":
beat.Duration = Duration.Whole;
break;
}
break;
case "dot":
note.IsStaccato = true;
break;
case "accidental":
ParseAccidental(c, note);
break;
case "time-modification":
ParseTimeModification(c, beat);
break;
case "stem":
// not supported
break;
case "notehead":
if (c.GetAttribute("parentheses") == "yes")
{
note.IsGhost = true;
}
break;
case "beam":
// not supported
break;
case "notations":
ParseNotations(c, beat, note);
break;
case "lyric":
// not supported
break;
// "full-note"
case "chord":
chord = true;
break;
case "pitch":
ParsePitch(c, track, beat, note);
break;
case "unpitched":
// TODO: not yet fully supported
note.String = 0;
note.Fret = 0;
break;
case "rest":
beat.IsEmpty = false;
break;
}
}
});
return chord;
}
/// <summary>
/// Checks whether the current beat is timewise after the given beat.
/// </summary>
/// <param name="beat"></param>
/// <returns></returns>
internal bool IsAfter(Beat beat)
{
return(Voice.Bar.Index > beat.Voice.Bar.Index ||
(beat.Voice.Bar.Index == Voice.Bar.Index && Index > beat.Index));
}
public Score ScoreToJsObject(Score score)
{
Score score2 = NewObject();
Score.CopyTo(score, score2);
score2.MasterBars = new FastList <MasterBar>();
score2.Tracks = new FastList <Track>();
#region MasterBars
for (var i = 0; i < score.MasterBars.Count; i++)
{
MasterBar masterBar = score.MasterBars[i];
MasterBar masterBar2 = NewObject();
MasterBar.CopyTo(masterBar, masterBar2);
if (masterBar.TempoAutomation != null)
{
masterBar2.TempoAutomation = NewObject();
Automation.CopyTo(masterBar.TempoAutomation, masterBar2.TempoAutomation);
}
if (masterBar.VolumeAutomation != null)
{
masterBar2.VolumeAutomation = NewObject();
Automation.CopyTo(masterBar.VolumeAutomation, masterBar2.VolumeAutomation);
}
if (masterBar.Section != null)
{
masterBar2.Section = NewObject();
Section.CopyTo(masterBar.Section, masterBar2.Section);
}
score2.MasterBars.Add(masterBar2);
}
#endregion
#region Tracks
for (int t = 0; t < score.Tracks.Count; t++)
{
var track = score.Tracks[t];
Track track2 = NewObject();
track2.Color = NewObject();
Track.CopyTo(track, track2);
track2.PlaybackInfo = NewObject();
PlaybackInformation.CopyTo(track.PlaybackInfo, track2.PlaybackInfo);
track2.Chords = new FastDictionary <string, Chord>();
foreach (var key in track.Chords.Keys)
{
var chord = track.Chords[key];
Chord chord2 = NewObject();
Chord.CopyTo(chord, chord2);
track2.Chords[key] = chord;
}
#region Bars
track2.Bars = new FastList <Bar>();
for (int b = 0; b < track.Bars.Count; b++)
{
var bar = track.Bars[b];
Bar bar2 = NewObject();
Bar.CopyTo(bar, bar2);
#region Voices
bar2.Voices = new FastList <Voice>();
for (int v = 0; v < bar.Voices.Count; v++)
{
var voice = bar.Voices[v];
Voice voice2 = NewObject();
Voice.CopyTo(voice, voice2);
#region Beats
voice2.Beats = new FastList <Beat>();
for (int bb = 0; bb < voice.Beats.Count; bb++)
{
var beat = voice.Beats[bb];
Beat beat2 = NewObject();
Beat.CopyTo(beat, beat2);
beat2.Automations = new FastList <Automation>();
for (int a = 0; a < beat.Automations.Count; a++)
{
Automation automation = NewObject();
Automation.CopyTo(beat.Automations[a], automation);
beat2.Automations.Add(automation);
}
beat2.WhammyBarPoints = new FastList <BendPoint>();
for (int i = 0; i < beat.WhammyBarPoints.Count; i++)
{
BendPoint point = NewObject();
BendPoint.CopyTo(beat.WhammyBarPoints[i], point);
beat2.WhammyBarPoints.Add(point);
}
#region Notes
beat2.Notes = new FastList <Note>();
for (int n = 0; n < beat.Notes.Count; n++)
{
var note = beat.Notes[n];
Note note2 = NewObject();
Note.CopyTo(note, note2);
note2.BendPoints = new FastList <BendPoint>();
for (int i = 0; i < note.BendPoints.Count; i++)
{
BendPoint point = NewObject();
BendPoint.CopyTo(note.BendPoints[i], point);
note2.BendPoints.Add(point);
}
beat2.Notes.Add(note2);
}
#endregion
voice2.Beats.Add(beat2);
}
#endregion
bar2.Voices.Add(voice2);
}
#endregion
track2.Bars.Add(bar2);
}
#endregion
score2.Tracks.Add(track2);
}
#endregion
return(score2);
}
private void ParseMeasure(IXmlNode element, Track track, bool isFirstMeasure)
{
var barIndex = 0;
if (isFirstMeasure)
{
_trackFirstMeasureNumber = Std.ParseInt(element.GetAttribute("number"));
barIndex = 0;
}
else
{
barIndex = Std.ParseInt(element.GetAttribute("number")) - _trackFirstMeasureNumber;
}
// create empty bars to the current index
Bar bar = null;
MasterBar masterBar = null;
for (int i = track.Staves[0].Bars.Count; i <= barIndex; i++)
{
bar = new Bar();
masterBar = GetOrCreateMasterBar(barIndex);
track.AddBarToStaff(0, bar);
for (int j = 0; j < _maxVoices; j++)
{
var emptyVoice = new Voice();
bar.AddVoice(emptyVoice);
var emptyBeat = new Beat { IsEmpty = true };
emptyVoice.AddBeat(emptyBeat);
}
}
bool chord = false;
bool isFirstBeat = true;
element.IterateChildren(c =>
{
if (c.NodeType == XmlNodeType.Element)
{
switch (c.LocalName)
{
case "note":
chord = ParseNoteBeat(c, track, bar, chord, isFirstBeat);
isFirstBeat = false;
break;
case "forward":
break;
case "direction":
ParseDirection(c, masterBar);
break;
case "attributes":
ParseAttributes(c, bar, masterBar);
break;
case "harmony":
// TODO
break;
case "sound":
// TODO
break;
case "barline":
// TODO
break;
}
}
});
}
private void ParseNotations(IXmlNode element, Beat beat, Note note)
{
element.IterateChildren(c =>
{
if (c.NodeType == XmlNodeType.Element)
{
switch (c.LocalName)
{
case "tied":
ParseTied(c, note);
break;
case "slide":
if (c.GetAttribute("type") == "start")
{
note.SlideType = SlideType.Legato;
}
break;
case "dynamics":
ParseDynamics(c, beat);
break;
}
}
});
}
/// <summary>
/// Tries to apply a beat effect to the given beat.
/// </summary>
/// <returns>true if a effect could be applied, otherwise false</returns>
private bool ApplyBeatEffect(Beat beat)
{
var syData = _syData.ToString().ToLower();
if (syData == "f")
{
beat.FadeIn = true;
NewSy();
return true;
}
if (syData == "v")
{
beat.Vibrato = VibratoType.Slight;
NewSy();
return true;
}
if (syData == "s")
{
beat.Slap = true;
NewSy();
return true;
}
if (syData == "p")
{
beat.Pop = true;
NewSy();
return true;
}
if (syData == "dd")
{
beat.Dots = 2;
NewSy();
return true;
}
if (syData == "d")
{
beat.Dots = 1;
NewSy();
return true;
}
if (syData == "su")
{
beat.PickStroke = PickStrokeType.Up;
NewSy();
return true;
}
if (syData == "sd")
{
beat.PickStroke = PickStrokeType.Down;
NewSy();
return true;
}
if (syData == "tu")
{
NewSy();
if (_sy != AlphaTexSymbols.Number)
{
Error("tuplet", AlphaTexSymbols.Number);
return false;
}
var tuplet = (int)_syData;
switch (tuplet)
{
case 3:
beat.TupletDenominator = 3;
beat.TupletNumerator = 2;
break;
case 5:
beat.TupletDenominator = 5;
beat.TupletNumerator = 4;
break;
case 6:
beat.TupletDenominator = 6;
beat.TupletNumerator = 4;
break;
case 7:
beat.TupletDenominator = 7;
beat.TupletNumerator = 4;
break;
case 9:
beat.TupletDenominator = 9;
beat.TupletNumerator = 8;
break;
case 10:
beat.TupletDenominator = 10;
beat.TupletNumerator = 8;
break;
case 11:
beat.TupletDenominator = 11;
beat.TupletNumerator = 8;
break;
case 12:
beat.TupletDenominator = 12;
beat.TupletNumerator = 8;
break;
}
NewSy();
return true;
}
if (syData == "tb")
{
// read points
NewSy();
if (_sy != AlphaTexSymbols.LParensis)
{
Error("tremolobar-effect", AlphaTexSymbols.LParensis);
return false;
}
_allowNegatives = true;
NewSy();
while (_sy != AlphaTexSymbols.RParensis && _sy != AlphaTexSymbols.Eof)
{
if (_sy != AlphaTexSymbols.Number)
{
Error("tremolobar-effect", AlphaTexSymbols.Number);
return false;
}
beat.WhammyBarPoints.Add(new BendPoint(0, (int)_syData));
NewSy();
}
while (beat.WhammyBarPoints.Count > 60)
{
beat.WhammyBarPoints.RemoveAt(beat.WhammyBarPoints.Count - 1);
}
// set positions
var count = beat.WhammyBarPoints.Count;
var step = (60 / count);
var i = 0;
while (i < count)
{
beat.WhammyBarPoints[i].Offset = Math.Min(60, (i * step));
i++;
}
_allowNegatives = false;
if (_sy != AlphaTexSymbols.RParensis)
{
Error("tremolobar-effect", AlphaTexSymbols.RParensis);
return false;
}
NewSy();
return true;
}
return false;
}
private void ApplyNoteStringFrets(Track track, Beat beat, Note note, int fullNoteValue)
{
note.String = FindStringForValue(track, beat, fullNoteValue);
note.Fret = fullNoteValue - Note.GetStringTuning(track, note.String);
}
internal void Finish(Settings settings)
{
_beatLookup = new FastDictionary <int, Beat>();
for (var index = 0; index < Beats.Count; index++)
{
var beat = Beats[index];
beat.Index = index;
Chain(beat);
}
var currentDisplayTick = 0;
var currentPlaybackTick = 0;
for (var i = 0; i < Beats.Count; i++)
{
var beat = Beats[i];
beat.Index = i;
beat.Finish(settings);
if (beat.GraceType == GraceType.None || beat.GraceType == GraceType.BendGrace)
{
beat.DisplayStart = currentDisplayTick;
beat.PlaybackStart = currentPlaybackTick;
currentDisplayTick += beat.DisplayDuration;
currentPlaybackTick += beat.PlaybackDuration;
}
else
{
// find note which is not a grace note
Beat nonGrace = beat;
int numberOfGraceBeats = 0;
while (nonGrace != null && nonGrace.GraceType != GraceType.None)
{
nonGrace = nonGrace.NextBeat;
numberOfGraceBeats++;
}
var graceDuration = Duration.Eighth;
int stolenDuration = 0;
if (numberOfGraceBeats == 1)
{
graceDuration = Duration.Eighth;
stolenDuration = Duration.ThirtySecond.ToTicks();
}
else if (numberOfGraceBeats == 2)
{
graceDuration = Duration.Sixteenth;
stolenDuration = Duration.SixtyFourth.ToTicks();
}
else
{
graceDuration = Duration.ThirtySecond;
stolenDuration = Duration.OneHundredTwentyEighth.ToTicks();
}
// grace beats have 1/4 size of the non grace beat following them
var perGraceDuration = nonGrace == null?Duration.ThirtySecond.ToTicks() : (nonGrace.DisplayDuration / 4) / numberOfGraceBeats;
// move all grace beats
for (int j = 0; j < numberOfGraceBeats; j++)
{
var graceBeat = Beats[j + i];
if (beat.PreviousBeat == null || beat.PreviousBeat.GraceType == GraceType.None)
{
graceBeat.Duration = graceDuration;
graceBeat.UpdateDurations();
}
graceBeat.DisplayStart = currentDisplayTick - (numberOfGraceBeats - j + 1) * perGraceDuration;
graceBeat.DisplayDuration = perGraceDuration;
}
if (beat.PreviousBeat != null && beat.GraceType == GraceType.BeforeBeat)
{
beat.PreviousBeat.PlaybackDuration -= stolenDuration;
}
beat.PlaybackStart = currentPlaybackTick;
switch (beat.GraceType)
{
case GraceType.BeforeBeat:
beat.PlaybackStart -= beat.PlaybackDuration;
break;
case GraceType.OnBeat:
currentPlaybackTick += beat.PlaybackDuration;
break;
}
}
_beatLookup[beat.DisplayStart] = beat;
}
}
private void ParsePitch(IXmlNode element, Track track, Beat beat, Note note)
{
string step = null;
int semitones = 0;
int octave = 0;
element.IterateChildren(c =>
{
if (c.NodeType == XmlNodeType.Element)
{
switch (c.LocalName)
{
case "step":
step = Std.GetNodeValue(c);
break;
case "alter":
semitones = Std.ParseInt(Std.GetNodeValue(c));
break;
case "octave":
// 0-9, 4 for middle C
octave = Std.ParseInt(Std.GetNodeValue(c));
break;
}
}
});
var fullNoteName = step + octave;
var fullNoteValue = TuningParser.GetTuningForText(fullNoteName) + semitones;
ApplyNoteStringFrets(track, beat, note, fullNoteValue);
}
private void ParseBeat(IXmlNode node)
{
var beat = new Beat();
var beatId = node.Attributes.Get("id").Value;
node.IterateChildren(c =>
{
if (c.NodeType == XmlNodeType.Element)
{
switch (c.LocalName)
{
case "Notes":
_notesOfBeat[beatId] = GetValue(c).Split(' ');
break;
case "Rhythm":
_rhythmOfBeat[beatId] = c.Attributes.Get("ref").Value;
break;
case "Fadding":
if (GetValue(c) == "FadeIn")
{
beat.FadeIn = true;
}
break;
case "Tremolo":
switch (GetValue(c))
{
case "1/2":
beat.TremoloSpeed = Duration.Eighth;
break;
case "1/4":
beat.TremoloSpeed = Duration.Sixteenth;
break;
case "1/8":
beat.TremoloSpeed = Duration.ThirtySecond;
break;
}
break;
case "Chord":
beat.ChordId = GetValue(c);
break;
case "Hairpin":
switch (GetValue(c))
{
case "Crescendo":
beat.Crescendo = CrescendoType.Crescendo;
break;
case "Decrescendo":
beat.Crescendo = CrescendoType.Decrescendo;
break;
}
break;
case "Arpeggio":
if (GetValue(c) == "Up")
{
beat.BrushType = BrushType.ArpeggioUp;
}
else
{
beat.BrushType = BrushType.ArpeggioDown;
}
break;
// TODO: brushDuration
case "Properties":
ParseBeatProperties(c, beat);
break;
case "FreeText":
beat.Text = GetValue(c);
break;
case "Dynamic":
switch (GetValue(c))
{
case "PPP":
beat.Dynamic = DynamicValue.PPP;
break;
case "PP":
beat.Dynamic = DynamicValue.PP;
break;
case "P":
beat.Dynamic = DynamicValue.P;
break;
case "MP":
beat.Dynamic = DynamicValue.MP;
break;
case "MF":
beat.Dynamic = DynamicValue.MF;
break;
case "F":
beat.Dynamic = DynamicValue.F;
break;
case "FF":
beat.Dynamic = DynamicValue.FF;
break;
case "FFF":
beat.Dynamic = DynamicValue.FFF;
break;
}
break;
case "GraceNotes":
switch (GetValue(c))
{
case "OnBeat":
beat.GraceType = GraceType.OnBeat;
break;
case "BeforeBeat":
beat.GraceType = GraceType.BeforeBeat;
break;
}
break;
}
}
});
_beatById[beatId] = beat;
}
private void Bar()
{
var master = new MasterBar();
_score.AddMasterBar(master);
var bar = new Bar();
_track.AddBar(bar);
if (master.Index > 0)
{
master.KeySignature = master.PreviousMasterBar.KeySignature;
master.TimeSignatureDenominator = master.PreviousMasterBar.TimeSignatureDenominator;
master.TimeSignatureNumerator = master.PreviousMasterBar.TimeSignatureNumerator;
bar.Clef = bar.PreviousBar.Clef;
}
BarMeta(bar);
var voice = new Voice();
bar.AddVoice(voice);
while (_sy != AlphaTexSymbols.Pipe && _sy != AlphaTexSymbols.Eof)
{
Beat(voice);
}
if (voice.Beats.Count == 0)
{
var emptyBeat = new Beat();
emptyBeat.IsEmpty = true;
voice.AddBeat(emptyBeat);
}
}
private void ParseBeatProperties(IXmlNode node, Beat beat)
{
bool isWhammy = false;
BendPoint whammyOrigin = null;
int? whammyMiddleValue = null;
int? whammyMiddleOffset1 = null;
int? whammyMiddleOffset2 = null;
BendPoint whammyDestination = null;
node.IterateChildren(c =>
{
if (c.NodeType == XmlNodeType.Element)
{
switch (c.LocalName)
{
case "Property":
var name = c.Attributes.Get("name").Value;
switch (name)
{
case "Brush":
if (GetValue(FindChildElement(c, "Direction")) == "Up")
{
beat.BrushType = BrushType.BrushUp;
}
else
{
beat.BrushType = BrushType.BrushDown;
}
break;
// TODO: brush duration
case "PickStroke":
if (GetValue(FindChildElement(c, "Direction")) == "Up")
{
beat.PickStroke = PickStrokeType.Up;
}
else
{
beat.PickStroke = PickStrokeType.Down;
}
break;
// TODO: brush duration
case "Slapped":
if (FindChildElement(c, "Enable") != null)
beat.Slap = true;
break;
case "Popped":
if (FindChildElement(c, "Enable") != null)
beat.Pop = true;
break;
case "VibratoWTremBar":
switch (GetValue(FindChildElement(c, "Strength")))
{
case "Wide":
beat.Vibrato = VibratoType.Wide;
break;
case "Slight":
beat.Vibrato = VibratoType.Slight;
break;
}
break;
case "WhammyBar":
isWhammy = true;
break;
case "WhammyBarExtend":
case "WhammyBarOriginValue":
if (whammyOrigin == null) whammyOrigin = new BendPoint();
whammyOrigin.Value = ToBendValue(Std.ParseFloat(GetValue(FindChildElement(c, "Float"))));
break;
case "WhammyBarOriginOffset":
if (whammyOrigin == null) whammyOrigin = new BendPoint();
whammyOrigin.Offset = ToBendOffset(Std.ParseFloat(GetValue(FindChildElement(c, "Float"))));
break;
case "WhammyBarMiddleValue":
whammyMiddleValue = ToBendValue(Std.ParseFloat(GetValue(FindChildElement(c, "Float"))));
break;
case "WhammyBarMiddleOffset1":
whammyMiddleOffset1 = ToBendOffset(Std.ParseFloat(GetValue(FindChildElement(c, "Float"))));
break;
case "WhammyBarMiddleOffset2":
whammyMiddleOffset2 = ToBendOffset(Std.ParseFloat(GetValue(FindChildElement(c, "Float"))));
break;
case "WhammyBarDestinationValue":
if (whammyDestination == null)
whammyDestination = new BendPoint(BendPoint.MaxPosition);
whammyDestination.Value = ToBendValue(Std.ParseFloat(GetValue(FindChildElement(c, "Float"))));
break;
case "WhammyBarDestinationOffset":
if (whammyDestination == null) whammyDestination = new BendPoint();
whammyDestination.Offset = ToBendOffset(Std.ParseFloat(GetValue(FindChildElement(c, "Float"))));
break;
}
break;
}
}
});
if (isWhammy)
{
if (whammyOrigin == null) whammyOrigin = new BendPoint();
if (whammyDestination == null) whammyDestination = new BendPoint(BendPoint.MaxPosition);
var whammy = new FastList<BendPoint>();
whammy.Add(whammyOrigin);
if (whammyMiddleOffset1 != null && whammyMiddleValue != null)
{
whammy.Add(new BendPoint(whammyMiddleOffset1.Value, whammyMiddleValue.Value));
}
if (whammyMiddleOffset2 != null && whammyMiddleValue != null)
{
whammy.Add(new BendPoint(whammyMiddleOffset2.Value, whammyMiddleValue.Value));
}
if (whammyMiddleOffset1 == null && whammyMiddleOffset2 == null && whammyMiddleValue != null)
{
whammy.Add(new BendPoint(BendPoint.MaxPosition / 2, whammyMiddleValue.Value));
}
whammy.Add(whammyDestination);
beat.WhammyBarPoints = whammy;
}
}
private void BeatEffects(Beat beat)
{
if (_sy != AlphaTexSymbols.LBrace)
{
return;
}
NewSy();
while (_sy == AlphaTexSymbols.String)
{
_syData = _syData.ToString().ToLower();
if (!ApplyBeatEffect(beat))
{
Error("beat-effects", AlphaTexSymbols.String, false);
}
}
if (_sy != AlphaTexSymbols.RBrace)
{
Error("beat-effects", AlphaTexSymbols.RBrace);
}
NewSy();
}
private void BuildModel()
{
// build score
for (int i = 0, j = _masterBars.Count; i < j; i++)
{
var masterBar = _masterBars[i];
Score.AddMasterBar(masterBar);
}
// build tracks (not all, only those used by the score)
var trackIndex = 0;
foreach (var trackId in _tracksMapping)
{
var track = _tracksById[trackId];
Score.AddTrack(track);
// iterate all bar definitions for the masterbars
// and add the correct bar to the track
for (int i = 0, j = _barsOfMasterBar.Count; i < j; i++)
{
var barIds = _barsOfMasterBar[i];
var barId = barIds[trackIndex];
if (barId != InvalidId)
{
track.AddBar(_barsById[barId]);
}
}
trackIndex++;
}
// build bars
foreach (var barId in _barsById.Keys)
{
var bar = _barsById[barId];
if (_voicesOfBar.ContainsKey(barId))
{
// add voices to bars
foreach (var voiceId in _voicesOfBar[barId])
{
if (voiceId != InvalidId)
{
bar.AddVoice(_voiceById[voiceId]);
}
else
{
// invalid voice -> empty voice
var voice = new Voice();
bar.AddVoice(voice);
var beat = new Beat();
beat.IsEmpty = true;
beat.Duration = Duration.Quarter;
voice.AddBeat(beat);
}
}
}
}
// build beats
foreach (var beatId in _beatById.Keys)
{
var beat = _beatById[beatId];
var rhythmId = _rhythmOfBeat[beatId];
var rhythm = _rhythmById[rhythmId];
// set beat duration
beat.Duration = rhythm.Value;
beat.Dots = rhythm.Dots;
beat.TupletNumerator = rhythm.TupletNumerator;
beat.TupletDenominator = rhythm.TupletDenominator;
// add notes to beat
if (_notesOfBeat.ContainsKey(beatId))
{
foreach (var noteId in _notesOfBeat[beatId])
{
if (noteId != InvalidId)
{
beat.AddNote(_noteById[noteId]);
if (_tappedNotes.ContainsKey(noteId))
{
beat.Tap = true;
}
}
}
}
}
// build voices
foreach (var voiceId in _voiceById.Keys)
{
var voice = _voiceById[voiceId];
if (_beatsOfVoice.ContainsKey(voiceId))
{
// add beats to voices
foreach (var beatId in _beatsOfVoice[voiceId])
{
if (beatId != InvalidId)
{
// important! we clone the beat because beats get reused
// in gp6, our model needs to have unique beats.
voice.AddBeat(_beatById[beatId].Clone());
}
}
}
}
// build automations
foreach (var barId in _automations.Keys)
{
var bar = _barsById[barId];
for (int i = 0, j = bar.Voices.Count; i < j; i++)
{
var v = bar.Voices[i];
if (v.Beats.Count > 0)
{
for (int k = 0, l = _automations[barId].Count; k < l; k++)
{
var automation = _automations[barId][k];
v.Beats[0].Automations.Add(automation);
}
}
}
}
// build automations
foreach (var barId in _automations.Keys)
{
var automations = _automations[barId];
var bar = _barsById[barId];
for (int i = 0, j = automations.Count; i < j; i++)
{
var automation = automations[i];
if (automation.Type == AutomationType.Tempo)
{
if (barId == "0") // // TODO find the correct first bar id
{
Score.Tempo = (int)(automation.Value);
Score.TempoLabel = automation.Text;
}
bar.MasterBar.TempoAutomation = automation;
}
}
}
}
private void Note(Beat beat)
{
// fret.string
var syData = _syData.ToString().ToLower();
if (_sy != AlphaTexSymbols.Number && !(_sy == AlphaTexSymbols.String
&& (syData == "x" || syData == "-")))
{
Error("note-fret", AlphaTexSymbols.Number);
}
var isDead = syData == "x";
var isTie = syData == "-";
int fret = (int)(isDead || isTie ? 0 : _syData);
NewSy(); // Fret done
if (_sy != AlphaTexSymbols.Dot)
{
Error("note", AlphaTexSymbols.Dot);
}
NewSy(); // dot done
if (_sy != AlphaTexSymbols.Number)
{
Error("note-string", AlphaTexSymbols.Number);
}
int @string = (int)_syData;
if (@string < 1 || @string > _track.Tuning.Length)
{
Error("note-string", AlphaTexSymbols.Number, false);
}
NewSy(); // string done
// read effects
var note = new Note();
beat.AddNote(note);
note.String = _track.Tuning.Length - (@string - 1);
note.IsDead = isDead;
note.IsTieDestination = isTie;
if (!isTie)
{
note.Fret = fret;
}
NoteEffects(note);
}
private void ParseBeatXProperties(IXmlNode node, Beat beat)
{
node.IterateChildren(c =>
{
if (c.NodeType == XmlNodeType.Element)
{
switch (c.LocalName)
{
case "XProperty":
var id = c.GetAttribute("id");
switch (id)
{
case "1124204545":
var val = Std.ParseInt(GetValue(FindChildElement(c, "Int")));
beat.InvertBeamDirection = val == 1;
break;
}
break;
}
}
});
}
