internal void DrawBottom(Graphics graphics)
{
graphics.FillPie(m_brushSurface, m_boundingRectangle.X, m_boundingRectangle.Y + m_sliceHeight, m_boundingRectangle.Width, m_boundingRectangle.Height, m_startAngle, m_sweepAngle);
graphics.DrawPie(m_pen, m_boundingRectangle.X, m_boundingRectangle.Y + m_sliceHeight, m_boundingRectangle.Width, m_boundingRectangle.Height, m_startAngle, m_sweepAngle);
}