// private const bool _debug = false;
#endregion
private void LayoutNotes(Graphics g, int widthStave)
{
DebugWrite(string.Format("Layout({0}/{1}): ", _isLayoutDirty, widthStave != _oldWidth));
if (_tune != null && _tune.Count > 0 &&
(_isLayoutDirty || widthStave != _oldWidth))
{
_isLayoutDirty = false;
int x = widthStave;
g.ScaleTransform(_scale, _scale);
_score = new Score(widthStave);
MusicPaths.StartUp(new Size(widthStave - 10, 0));
ScoreLine scoreLine = null;
IAwareNote note = null;
for (int iNote = 0; iNote < _tune.Count; iNote++)
{
if (iNote == 0)
{
scoreLine = new ScoreLine(_score.Count, g.Transform, iNote);
x = 35;
}
if (widthStave < x + 24)
{
scoreLine.MaxNoteNo = iNote;
scoreLine.MaxNotePosition = note.SpanPosition;
_score += scoreLine;
g.TranslateTransform(0F, _height);
scoreLine = new ScoreLine(_score.Count, g.Transform, iNote);
x = 35;
}
note = _tune[iNote];
int y = 32;
if (note.PianoKey != PianoKey.Rest)
{
y += 18 - 3 * (note.NoteLetter.NoteIndex() - NoteLetter.C.NoteIndex())
- 21 * (note.PianoKey.Octave() - PianoKey.C_4.Octave());
}
var width = 20 + Math.Abs((int)note.SharpFlat) * 7 + note.Length.DotCount * 4;
var notePos = new ScoreNotePosition(x, y, width, note.SpanPosition, note.SpanLength, iNote);
scoreLine += notePos;
x += width;
}
scoreLine.MaxNoteNo = _tune.Count - 1;
scoreLine.MaxNotePosition = note.SpanPosition;
_score += scoreLine;
_oldWidth = widthStave;
Panel2.AutoScrollMinSize = new SizeF(_oldWidth,
75 + _height + (int)g.Transform.Elements[5]).ToSize();
DebugWrite(" done");
}
else if (_tune == null || _tune.Count == 0)
{
Panel2.AutoScrollMinSize = g.VisibleClipBounds.Size.ToSize();
DebugWrite(" skipped");
}
DebugWriteLine();
}
public static MusicPaths StartUp(Size size)
{
if (_singleton != null)
{
ShutDown();
}
return(_singleton = new MusicPaths(size));
}
public static void ShutDown()
{
_singleton.Dispose(); _singleton = null;
}