protected virtual void DrawRibbonTabContextSelectedLeft(Rectangle rect,
Color c2,
MementoRibbonTabContextSelected cache)
{
GraphicsPath outsidePath = new GraphicsPath();
// Create path for a curved dark border around the tab
outsidePath.AddLine(rect.Right - 2, rect.Bottom - 1, rect.Right - 3, rect.Bottom - 2);
outsidePath.AddLine(rect.Right - 3, rect.Bottom - 2, rect.Left + 1.5f, rect.Bottom - 2);
outsidePath.AddLine(rect.Left + 1.5f, rect.Bottom - 2, rect.Left, rect.Bottom - 4);
outsidePath.AddLine(rect.Left, rect.Bottom - 4, rect.Left, rect.Top + 3);
outsidePath.AddLine(rect.Left, rect.Top + 3, rect.Left + 1.5f, rect.Top + 1);
outsidePath.AddLine(rect.Left + 1.5f, rect.Top + 1, rect.Right - 3, rect.Top + 1);
outsidePath.AddLine(rect.Right - 3, rect.Top + 1, rect.Right - 2, rect.Top);
LinearGradientBrush leftBrush = new LinearGradientBrush(rect, Color.FromArgb(125, c2), Color.FromArgb(67, c2), 0f);
LinearGradientBrush rightBrush = new LinearGradientBrush(rect, Color.FromArgb(16, c2), Color.FromArgb(67, c2), 0f);
cache.leftPen = new Pen(leftBrush);
cache.rightPen = new Pen(rightBrush);
cache.interiorRect = new Rectangle(rect.Left + 3, rect.Top + 2, rect.Width - 3, rect.Height - 4);
cache.insideBrush = new LinearGradientBrush(rect, Color.FromArgb(134, c2), Color.FromArgb(50, c2), 0f);
cache.outsidePath = outsidePath;
}