System.Drawing.Graphics.DrawPolygon C# (CSharp) Method

        public void DrawPolygon(Pen pen, Point [] points)
        {
            DrawPolygon (pen, ConvertPoints (points));
        }

		internal override void Draw(Graphics g)
		{
			IsInvalidated = false;

			Rectangle r = BaseElement.GetUnsignedRectangle(new Rectangle(location, size));

			Point[] points = new Point[5];
			points[0] = new Point(r.X + 0, r.Y + 0);
			points[1] = new Point(r.X + 0, r.Y + r.Height);
			points[2] = new Point(r.X + r.Width, r.Y + r.Height);

			//Fold
			points[3] = new Point(r.X + r.Width, r.Y + foldSize.Height);
			points[4] = new Point(r.X + r.Width - foldSize.Width, r.Y + 0);

			//foreach(Point p in points) p.Offset(location.X, location.Y);

			g.FillPolygon(GetBrush(r), points, FillMode.Alternate);
			g.DrawPolygon(new Pen(borderColor, borderWidth), points);

			g.DrawLine(new Pen(borderColor, borderWidth),
			           new Point(r.X + r.Width - foldSize.Width, r.Y + foldSize.Height),
			           new Point(r.X + r.Width, r.Y + foldSize.Height));

			g.DrawLine(new Pen(borderColor, borderWidth),
			           new Point(r.X + r.Width - foldSize.Width, r.Y + 0),
			           new Point(r.X + r.Width - foldSize.Width, r.Y + 0 + foldSize.Height));
		}