public MidiInfo(int midi, Accidental accidental)
{
this.midi = midi;
this.Accidental = accidental;
this.UserOctave = -1; //undefined
this.whiteKeyNoteNumber = -1; //undefined
}
public Key(Note note, Accidental accidental, Octave octave)
{
Note = note;
Octave = octave;
Accidental = accidental;
numberOfKey = (int)Octave - (int)Note - (0.5 * (int)Accidental);
}
public static bool TryParse(string text, out Accidental accidental)
{
switch (text)
{
case "":
accidental = Accidental.Natural; break;
case "b":
case "♭":
accidental = Accidental.Flat; break;
case "bb":
case "♭♭":
case "\u1d12b":
accidental = Accidental.DoubleFlat; break;
case "#":
case "♯":
accidental = Accidental.Sharp; break;
case "##":
case "♯♯":
case "\u1d12a":
accidental = Accidental.DoubleSharp; break;
default:
accidental = Accidental.Natural;
return(false);
}
return(true);
}
public ModeTestCase(Scale scale, int sourceDegree, Accidental sourceAccidental, Note testNote)
{
Scale = scale;
SourceDegree = sourceDegree;
SourceAccidental = sourceAccidental;
TestNote = testNote;
}
public void AddAccidental(float x, float y, Accidental a)
{
switch (a)
{
case Accidental.DoubleFlat:
keySignature.Add(new RectangleF(x, y - 50 * Song._SCALE, 60 * Song._SCALE, 70 * Song._SCALE));
break;
case Accidental.Flat:
keySignature.Add(new RectangleF(x, y - 50 * Song._SCALE, 35 * Song._SCALE, 68 * Song._SCALE));
break;
case Accidental.Natural:
keySignature.Add(new RectangleF(x, y - 38 * Song._SCALE, 20 * Song._SCALE, 70 * Song._SCALE));
break;
case Accidental.Sharp:
keySignature.Add(new RectangleF(x, y - 38 * Song._SCALE, 35 * Song._SCALE, 70 * Song._SCALE));
break;
case Accidental.DoubleSharp:
keySignature.Add(new RectangleF(x, y - 20 * Song._SCALE, 35 * Song._SCALE, 35 * Song._SCALE));
break;
}
}
private void AddPitchToSymbol(int keyCode)
{
Tone tone = Tone.C;
Accidental acc = Accidental.None;
int toneNumber = keyCode % Constants.TONES_IN_OCTAVE;
var values = Enum.GetValues(typeof(Tone)).Cast <int>();
for (int i = 0; i <= toneNumber; i++)
{
if (values.Contains(i))
{
tone = (Tone)i;
acc = Accidental.None;
}
else
{
acc = Accidental.Sharp;
}
}
if (currentSymbolBuilder == null)
{
currentSymbolBuilder = new SymbolBuilder();
}
currentSymbolBuilder.WithPitch(tone, acc, GetOctaveOffset(keyCode));
}
public static Note Parse(String s)
{
NoteName nName = NoteNameEx.Parse(s.Substring(0, 1));
Accidental nAccidental = AccidentalEx.Parse(s.Substring(1));
return(new Note(nName, nAccidental));
}
public Tone(string toneName)
{
var toneNameSmall = toneName.Trim().ToLowerInvariant();
this.Fundamental = ToneParser.ParseFundamental(toneNameSmall[0]);
this.Accidental = ToneParser.ParseAccidental(toneNameSmall.Substring(1));
}
public Key(NoteLetters rootName, Accidental rootAccidental = Accidental.n)
{
this.mode = Mode.Major;
this.RootSemitone = (Semitone)(((int)rootName + (int)rootAccidental) % 12);
var major = new CircularList <Semitone> {
Semitone.c, Semitone.d, Semitone.e, Semitone.f, Semitone.g, Semitone.a, Semitone.b
};
this.noteOffset = 0;
foreach (var name in major)
{
if (name == (Semitone)rootName)
{
break;
}
this.noteOffset++;
}
for (int interval = 0; interval < 7; interval++)
{
this.Add(new Note()
{
Name = (NoteLetters)major[this.noteOffset + interval],
SemitonesFromRoot = major[interval],
RootSemitone = this.RootSemitone,
Interval = interval + 1 // offset so we can have human readable intervals
});
}
}
/// <summary>
/// Returns the specified interval as it would be notated in sheet music.
/// </summary>
/// <param name="interval">Interval of note name to retrieve</param>
/// <param name="accidental">Accidental of note returned</param>
/// <returns></returns>
public NoteLetters GetSheetNoteName(int interval, out Accidental accidental)
{
interval -= 1; // offset so we can use human readable intervals
int[] CMajor = new int[] { 0, 2, 4, 5, 7, 9, 11, 12 };
interval = (interval + this.Position) % 7;
int semitonesFromRoot = (int)this.list[interval].SemitonesFromRoot;
int intervalInC = (interval + noteOffset) % 7;
int semitonesFromC = (semitonesFromRoot + (int)RootSemitone) % 12;
// Handle the two wrap around cases where we need to compare against top C
if (intervalInC == 0 && semitonesFromC == 11)
{
intervalInC = 7;
}
if (intervalInC == 6 && semitonesFromC == 0)
{
semitonesFromC = 12;
}
accidental = (Accidental)(semitonesFromC - CMajor[intervalInC]);
return(this.list[interval].Name);
}
public static Accidental GetAccidental(int val)
{
Accidental accidental = Accidental.Unspecified;
accidentals.TryGetValue(val, out accidental);
return(accidental);
}
/// <summary>
/// Conctructor most suitable for human use: takes the note name, octave, and accidental.
/// </summary>
/// <param name="name">Uppercase character such as 'C' or 'A'.</param>
/// <param name="octave">Octave must be at least -1. C4 is middle C (octave = 4).</param>
/// <param name="accidental">The accidental to apply to the given note.</param>
public Pitch(char name, int octave, Accidental accidental)
{
int cOffset; // 0 for C, 1 for D, ..., 5 for A, 6 for B
Accidental = accidental;
cOffset = GetCOffset(name);
number = (octave + 1) * 7 + cOffset;
}
public Note(Pitch pitch = Pitch.C4, Length length = Length.Eighth, Accidental accidental = Accidental.Unspecified, int dotCount = 0)
: base(Item.Type.Note)
{
this.pitch = pitch;
this.length = length;
this.accidental = accidental;
this.dotCount = dotCount;
}
public Key(Fundamental fundamental = Fundamental.C, Accidental accidental = Accidental.Natural, bool isMajor = true)
{
this.Tonic = new Tone()
{
Fundamental = fundamental, Accidental = accidental
};
this.IsMajor = isMajor;
}
/// <summary>
/// Add properties to Accidental
/// </summary>
/// <param name="_accidobj">Empty accidental object</param>
/// <param name="_accid">MEI accid element</param>
/// <returns></returns>
public static Accidental ConvertAccidental(Accidental _accidobj, Accid _accid)
{
_accidobj.AccidentalPosition = GetPosition(_accid);
_accidobj.AccidentalType = GetAccidentalType(_accid);
_accidobj.PitchLocation = GetAccidPitchLoc(_accid);
return(_accidobj);
}
public Interval(
DiatonicInterval diatonicInterval,
Accidental accidental) : base(GetDistance(diatonicInterval, accidental))
{
DiatonicInterval = diatonicInterval;
Accidental = accidental;
Name = $"{Accidental}{(int) diatonicInterval}";
}
public Note(
DiatonicNote diatonicNote,
Accidental accidental)
{
DiatonicNote = diatonicNote;
Accidental = accidental;
DistanceFromC = new Semitone((int)DiatonicNote + Accidental);
}
public void WithPitch(Tone tone, Accidental acc, int OctaveOffset)
{
pitch = new Pitch
{
Tone = tone,
Accidental = acc,
OctaveOffset = OctaveOffset
};
}
public static Accidental CreateAccidental(string type)
{
ObjectFactory factory = new ObjectFactory();
////////////////////////////////////////Create an accidental
Accidental accidental = factory.createAccidental();
accidental.setValue(AccidentalValue.fromValue(type));
return(accidental);
}
public override int GetHashCode()
{
unchecked
{
int hashCode = base.GetHashCode();
hashCode = (hashCode * 397) ^ DiatonicInterval.GetHashCode();
hashCode = (hashCode * 397) ^ Accidental.GetHashCode();
return(hashCode);
}
}
private static HtmlString GetHtmlString(Tone tone, Accidental accidental, NamingConvention conv)
{
if (tone == Tone.B && accidental == Accidental.Flat && conv == NamingConvention.German)
{
return(new HtmlString("B"));
}
var str = string.Format("{0}<sub>{1}</sub>", tone.GetDescriptions().ToArray()[(int)conv], accidental.ToDescription());
return(new HtmlString(str));
}
/// <summary>
/// Converts a string into an accidented diatonic interval
/// </summary>
/// <param name="s">
/// The string.
/// </param>
/// <returns>
/// The <see cref="Interval" />.
/// </returns>
public new static Interval Parse(string s)
{
s = Regex.Replace(s.Trim(), "[()]", string.Empty);
var accidentalString = Regex.Match(s, "^[^0-9]*").ToString();
var intervalString = Regex.Match(s, "[0-9]*$").ToString();
var accidental = Accidental.Parse(accidentalString);
var interval = (DiatonicInterval)Enum.Parse(typeof(DiatonicInterval), intervalString);
var result = new Interval(interval, accidental);
return(result);
}
public bool Equals(Note other)
{
if (ReferenceEquals(null, other))
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
return(DiatonicNote == other.DiatonicNote && Accidental.Equals(other.Accidental));
}
internal Interval(
int semitones,
Accidental accidental,
int noteIndex,
string name,
string symbol)
{
Semitones = semitones;
Accidental = accidental;
NoteIndex = noteIndex;
Name = name;
Symbol = symbol;
}
public Note Flatten()
{
Accidental accidental = Accidental;
if (accidental > Accidental.DoubleFlat)
{
return(new Note(NaturalNote, --accidental));
}
else
{
throw new InvalidOperationException();
}
}
public Note Sharpen()
{
Accidental accidental = Accidental;
if (accidental < Accidental.DoubleSharp)
{
return(new Note(NaturalNote, ++accidental));
}
else
{
throw new InvalidOperationException();
}
}
public int CompareTo(Interval other)
{
var result = DiatonicInterval.CompareTo(other.DiatonicInterval);
if (result != 0)
{
return(result);
}
result = Accidental.CompareTo(other.Accidental);
return(result);
}
public ParsedDegree(Accidental accidental,
int degree,
KnownChordKind degreeChordKind,
ChordExtensions.ExtensionBase baseExtension,
IEnumerable <ChordExtensions.Extension> extensions,
Tuple <int, KnownChordKind> jazzChordInversion = null)
{
Accidental = accidental;
Degree = degree;
DegreeChordKind = degreeChordKind;
BaseExtension = baseExtension;
Extensions = extensions;
JazzChordInversion = jazzChordInversion;
}
public static ChordOrigin FromParseResults(NoteValue root,
Accidental accidental,
KnownChordKind knownChordKind,
ChordExtensions.ExtensionBase extensionBase,
IEnumerable <ChordExtensions.Extension> extensions,
Tuple <NoteValue, Accidental> inversionOrBass) => new ChordOrigin
{
ChordKind = knownChordKind,
Extensions = extensions,
ExtensionBase = extensionBase,
Root = new Note(root, accidental),
BassNoteOrInversion =
inversionOrBass != null ? new Note(inversionOrBass.Item1, inversionOrBass.Item2) : null
};
/// <summary>
/// Constructs a new note.
/// </summary>
/// <param name="integer">The integer notation value for the note.</param>
public Note(int integer)
{
int nearest = integer;
var notes = (int[])Enum.GetValues(typeof(NoteName));
int i = notes.Length - 1;
while (nearest >= integer)
{
nearest -= notes[i--];
}
this.name = (NoteName)nearest;
this.accidental = (Accidental)(integer - nearest);
}
private int StepsToA4( Octave octave, Tone note, Accidental accidental)
{
int stepsToOctave4 = (int)octave * 12;
var stepsToA = (int)note;
switch (accidental)
{
case Accidental.Flat:
stepsToA--;
break;
case Accidental.Sharp:
stepsToA++;
break;
}
return stepsToOctave4 + stepsToA;
}
public AccidentalModifier(Accidental accidental)
{
m_Accidental = accidental;
}