/// <summary>
 /// Draws a pie shape defined by an ellipse specified by a coordinate pair, a width, and a height and two radial lines.
 /// </summary>
 /// <param name="pen">Pen object that determines the color, width, and style of the pie shape.</param>
 /// <param name="x">x-coordinate of the upper-left corner of the bounding rectangle that defines the ellipse from which the pie shape comes.</param>
 /// <param name="y">y-coordinate of the upper-left corner of the bounding rectangle that defines the ellipse from which the pie shape comes.</param>
 /// <param name="width">Width of the bounding rectangle that defines the ellipse from which the pie shape comes.</param>
 /// <param name="height">Height of the bounding rectangle that defines the ellipse from which the pie shape comes.</param>
 /// <param name="startAngle">Angle measured in degrees clockwise from the x-axis to the first side of the pie shape.</param>
 /// <param name="sweepAngle">Angle measured in degrees clockwise from the startAngle parameter to the second side of the pie shape.</param>
 internal void DrawPie(
     Pen pen,
     float x,
     float y,
     float width,
     float height,
     float startAngle,
     float sweepAngle
     )
 {
     RenderingObject.DrawPie(pen, x, y, width, height, startAngle, sweepAngle);
 }