private void MoveFramedTextAboveNoteheadExtenders(Metrics framedTextMetrics, List <NoteheadExtenderMetrics> noteheadExtendersMetrics)
{
double padding = Gap * 1.5;
int indexOfTopExtender = 0;
for (int i = 1; i < noteheadExtendersMetrics.Count; ++i)
{
indexOfTopExtender = (noteheadExtendersMetrics[indexOfTopExtender].Top < noteheadExtendersMetrics[i].Top) ? indexOfTopExtender : i;
}
NoteheadExtenderMetrics topExtender = noteheadExtendersMetrics[indexOfTopExtender];
double verticalOverlap = topExtender.OverlapHeight(framedTextMetrics, padding);
if (verticalOverlap > 0)
{
verticalOverlap = (verticalOverlap > padding) ? verticalOverlap : padding;
framedTextMetrics.Move(0, -(verticalOverlap));
}
}
/// <summary>
/// Extenders are created for chords of all duration classes, but only displayed on crotchets or greater.
/// This is so that extenders become part of the staff's edge, which is used when shifting staves and drawing barlines.
/// Extenders shorter than a gap are not created.
/// </summary>
private List <NoteheadExtenderMetrics> CreateExtenders(List <float> x1s, List <float> x2s, List <float> ys, float extenderStrokeWidth, float gap, bool drawExtender)
{
Debug.Assert(ys.Count == x1s.Count);
Debug.Assert(ys.Count == x2s.Count);
Debug.Assert(ys.Count > 0);
List <NoteheadExtenderMetrics> noteheadExtendersMetrics = new List <NoteheadExtenderMetrics>();
for (int i = 0; i < ys.Count; ++i)
{
if ((x2s[i] - x1s[i]) > (gap / 2))
{
NoteheadExtenderMetrics nem =
new NoteheadExtenderMetrics(x1s[i], x2s[i], ys[i], extenderStrokeWidth, gap, drawExtender);
noteheadExtendersMetrics.Add(nem);
}
}
return(noteheadExtendersMetrics);
}
/// <summary>
/// Extenders are created for chords of all duration classes, but only displayed on crotchets or greater.
/// This is so that extenders become part of the staff's edge, which is used when shifting staves and drawing barlines.
/// Extenders shorter than a gap are not created.
/// </summary>
private List<NoteheadExtenderMetrics> CreateExtenders(List<float> x1s, List<float> x2s, List<float> ys, List<HeadMetrics> headMetrics, float extenderStrokeWidth, float gap, bool drawExtender)
{
Debug.Assert(ys.Count == x1s.Count);
Debug.Assert(ys.Count == x2s.Count);
Debug.Assert(ys.Count > 0);
List<NoteheadExtenderMetrics> noteheadExtendersMetrics = new List<NoteheadExtenderMetrics>();
for(int i = 0; i < ys.Count; ++i)
{
if((x2s[i] - x1s[i]) > (gap / 2))
{
NoteheadExtenderMetrics nem =
new NoteheadExtenderMetrics(x1s[i], x2s[i], ys[i], headMetrics[i].ColorAttribute, extenderStrokeWidth, gap, drawExtender);
noteheadExtendersMetrics.Add(nem);
}
}
return noteheadExtendersMetrics;
}
