| public GetSymbols ( Clef clef ) : MidiSheetMusic.AccidSymbol[] | ||
| clef | Clef | |
| return | MidiSheetMusic.AccidSymbol[] | |
KeySignatureWidth(KeySignature key)
{
ClefSymbol clefsym = new ClefSymbol(Clef.Treble, 0, false);
int result = clefsym.MinWidth;
AccidSymbol[] keys = key.GetSymbols(Clef.Treble);
foreach (AccidSymbol symbol in keys)
{
result += symbol.MinWidth;
}
return(result + SheetMusic.LeftMargin + 5);
}
private int measureLength; /** The time (in pulses) of a measure */
/** Create a new staff with the given list of music symbols,
* and the given key signature. The clef is determined by
* the clef of the first chord symbol. The track number is used
* to determine whether to join this left/right vertical sides
* with the staffs above and below. The SheetMusicOptions are used
* to check whether to display measure numbers or not.
*/
public Staff(List <MusicSymbol> symbols, KeySignature key,
MidiOptions options,
int tracknum, int totaltracks)
{
keysigWidth = SheetMusic.KeySignatureWidth(key);
this.tracknum = tracknum;
this.totaltracks = totaltracks;
showMeasures = (options.showMeasures && tracknum == 0);
measureLength = options.time.Measure;
Clef clef = FindClef(symbols);
clefsym = new ClefSymbol(clef, 0, false);
keys = key.GetSymbols(clef);
this.symbols = symbols;
CalculateWidth(options.scrollVert);
CalculateHeight();
CalculateStartEndTime();
FullJustify();
}
private int ytop; /** The y pixel of the top of the staff */
#endregion Fields
#region Constructors
/** Create a new staff with the given list of music symbols,
* and the given key signature. The clef is determined by
* the clef of the first chord symbol. The track number is used
* to determine whether to join this left/right vertical sides
* with the staffs above and below. The SheetMusicOptions are used
* to check whether to display measure numbers or not.
*/
public Staff(List<MusicSymbol> symbols, KeySignature key,
MidiOptions options,
int tracknum, int totaltracks)
{
keysigWidth = SheetMusic.KeySignatureWidth(key);
this.tracknum = tracknum;
this.totaltracks = totaltracks;
showMeasures = (options.showMeasures && tracknum == 0);
measureLength = options.time.Measure;
Clef clef = FindClef(symbols);
clefsym = new ClefSymbol(clef, 0, false);
keys = key.GetSymbols(clef);
this.symbols = symbols;
CalculateWidth(options.scrollVert);
CalculateHeight();
CalculateStartEndTime();
FullJustify();
}
/** Get the width (in pixels) needed to display the key signature */
public static int KeySignatureWidth(KeySignature key)
{
ClefSymbol clefsym = new ClefSymbol(Clef.Treble, 0, false);
int result = clefsym.MinWidth;
AccidSymbol[] keys = key.GetSymbols(Clef.Treble);
foreach (AccidSymbol symbol in keys) {
result += symbol.MinWidth;
}
return result + SheetMusic.LeftMargin + 5;
}
public void TestGetSymbols()
{
KeySignature k;
AccidSymbol[] symbols1, symbols2;
k = new KeySignature(0, 0);
symbols1 = k.GetSymbols(Clef.Treble);
symbols2 = k.GetSymbols(Clef.Bass);
Assert.AreEqual(symbols1.Length, 0);
Assert.AreEqual(symbols2.Length, 0);
int[] sharps = new int[] {
WhiteNote.F, WhiteNote.C, WhiteNote.G, WhiteNote.D,
WhiteNote.A, WhiteNote.E
};
for (int sharp = 1; sharp < 7; sharp++) {
k = new KeySignature(sharp, 0);
symbols1 = k.GetSymbols(Clef.Treble);
symbols2 = k.GetSymbols(Clef.Bass);
for (int i = 0; i < sharp; i++) {
Assert.AreEqual(symbols1[i].Note.Letter, sharps[i]);
Assert.AreEqual(symbols2[i].Note.Letter, sharps[i]);
}
}
int[] flats = new int[] {
WhiteNote.B, WhiteNote.E, WhiteNote.A, WhiteNote.D,
WhiteNote.G
};
for (int flat = 1; flat < 6; flat++) {
k = new KeySignature(0, flat);
symbols1 = k.GetSymbols(Clef.Treble);
symbols2 = k.GetSymbols(Clef.Bass);
for (int i = 0; i < flat; i++) {
Assert.AreEqual(symbols1[i].Note.Letter, flats[i]);
Assert.AreEqual(symbols2[i].Note.Letter, flats[i]);
}
}
}
