internal RectangleF GetFittingRectangle()
{
RectangleF boundingRectangle = new RectangleF(m_pointStart.X, m_pointStart.Y, 0, 0);
if ((m_startAngle == 0F) || (m_startAngle + m_sweepAngle >= 360))
GraphicsUtil.IncludePointX(ref boundingRectangle, m_boundingRectangle.Right);
if ((m_startAngle <= 90) && (m_startAngle + m_sweepAngle >= 90) || (m_startAngle + m_sweepAngle >= 450))
GraphicsUtil.IncludePointY(ref boundingRectangle, m_boundingRectangle.Bottom + SliceHeight);
if ((m_startAngle <= 180) && (m_startAngle + m_sweepAngle >= 180) || (m_startAngle + m_sweepAngle >= 540))
GraphicsUtil.IncludePointX(ref boundingRectangle, m_boundingRectangle.Left);
if ((m_startAngle <= 270) && (m_startAngle + m_sweepAngle >= 270) || (m_startAngle + m_sweepAngle >= 630))
GraphicsUtil.IncludePointY(ref boundingRectangle, m_boundingRectangle.Top);
GraphicsUtil.IncludePoint(ref boundingRectangle, m_center);
GraphicsUtil.IncludePoint(ref boundingRectangle, m_centerBelow);
GraphicsUtil.IncludePoint(ref boundingRectangle, m_pointStart);
GraphicsUtil.IncludePoint(ref boundingRectangle, m_pointStartBelow);
GraphicsUtil.IncludePoint(ref boundingRectangle, m_pointEnd);
GraphicsUtil.IncludePoint(ref boundingRectangle, m_pointEndBelow);
return boundingRectangle;
}