/** Draw the Chord Symbol:
* - Draw the accidental symbols.
* - Draw the black circle notes.
* - Draw the stems.
* @param ytop The ylocation (in pixels) where the top of the staff starts.
*/
public override void Draw(Graphics g, Pen pen, int ytop)
{
/* Align the chord to the right */
g.TranslateTransform(Width - MinWidth, 0);
/* Draw the accidentals. */
WhiteNote topstaff = WhiteNote.Top(clef);
int xpos = DrawAccid(g, pen, ytop);
/* Draw the notes */
g.TranslateTransform(xpos, 0);
DrawNotes(g, pen, ytop, topstaff);
if (sheetmusic != null && sheetmusic.ShowNoteLetters != 0)
{
DrawNoteLetters(g, pen, ytop, topstaff);
}
/* Draw the stems */
if (stem1 != null)
{
stem1.Draw(g, pen, ytop, topstaff);
}
if (stem2 != null)
{
stem2.Draw(g, pen, ytop, topstaff);
}
g.TranslateTransform(-xpos, 0);
g.TranslateTransform(-(Width - MinWidth), 0);
}
private int GetAboveStaff()
{
/* Find the topmost note in the chord */
WhiteNote topnote = notedata[notedata.Length - 1].whitenote;
/* The stem.End is the note position where the stem ends.
* Check if the stem end is higher than the top note.
*/
if (stem1 != null)
{
topnote = WhiteNote.Max(topnote, stem1.End);
}
if (stem2 != null)
{
topnote = WhiteNote.Max(topnote, stem2.End);
}
int dist = topnote.Dist(WhiteNote.Top(clef)) * SheetMusic.NoteHeight / 2;
int result = 0;
if (dist > 0)
{
result = dist;
}
/* Check if any accidental symbols extend above the staff */
foreach (AccidSymbol symbol in accidsymbols)
{
if (symbol.AboveStaff > result)
{
result = symbol.AboveStaff;
}
}
return(result);
}
int GetAboveStaff()
{
int dist = WhiteNote.Top(clef).Dist(whitenote) *
SheetMusic.NoteHeight / 2;
if (accid == Accid.Sharp || accid == Accid.Natural)
{
dist -= SheetMusic.NoteHeight;
}
else if (accid == Accid.Flat)
{
dist -= 3 * SheetMusic.NoteHeight / 2;
}
if (dist < 0)
{
return(-dist);
}
else
{
return(0);
}
}
/** Draw the symbol.
* @param ytop The ylocation (in pixels) where the top of the staff starts.
*/
public override void Draw(Graphics g, Pen pen, int ytop)
{
/* Align the symbol to the right */
g.TranslateTransform(Width - MinWidth, 0);
/* Store the y-pixel value of the top of the whitenote in ynote. */
int ynote = ytop + WhiteNote.Top(clef).Dist(whitenote) *
SheetMusic.NoteHeight / 2;
if (accid == Accid.Sharp)
{
DrawSharp(g, pen, ynote);
}
else if (accid == Accid.Flat)
{
DrawFlat(g, pen, ynote);
}
else if (accid == Accid.Natural)
{
DrawNatural(g, pen, ynote);
}
g.TranslateTransform(-(Width - MinWidth), 0);
}