public virtual Point[] GetArrowThumbRegion(Point thumbPos)
{
TrackBarObjectPainter pt = TrackPainter;
int[,] offsetP1 = { { 0, 11 }, { -pt.GetThumbBestWidth(this) / 2, 6 }, { -pt.GetThumbBestWidth(this) / 2, -9 }, { pt.GetThumbBestWidth(this) / 2, -9 }, { pt.GetThumbBestWidth(this) / 2, 6 }, { 0, 11 } };
Point[] polygon = new Point[6];
TransformPoints(offsetP1, polygon, thumbPos);
return(polygon);
}
public virtual Point[] GetRectThumbRegion(Point thumbPos)
{
TrackBarObjectPainter pt = TrackPainter;
int top = -pt.GetThumbBestHeight(this) / 2;
int left = -pt.GetThumbBestWidth(this) / 2;
int width = pt.GetThumbBestWidth(this);
int height = pt.GetThumbBestHeight(this);
int[,] offsetP1 =
{
{ left, top + height },
{ left, top },
{ left + width, top },
{ left + width, top + height },
{ left, top + height }
};
Point[] polygon = new Point[5];
TransformPoints(offsetP1, polygon, thumbPos);
return(polygon);
}