Cairo.Context.RelLineTo C# (CSharp) Метод

        public void RelLineTo(Distance d)
        {
            RelLineTo (d.Dx, d.Dy);
        }

    static void draw(Cairo.Context gr, int width, int height)
    {
        gr.Scale(width, height);
        gr.LineWidth = 0.04;

        gr.MoveTo(new PointD(0.5, 0.1));
        gr.LineTo(new PointD(0.9, 0.9));
        gr.RelLineTo(new Distance(-0.4, 0.0));
        gr.CurveTo(new PointD(0.2, 0.9),
                   new PointD(0.2, 0.5),
                   new PointD(0.5, 0.5)
                   );
        gr.ClosePath();

        gr.MoveTo(new PointD(0.25, 0.1));
        gr.RelLineTo(new Distance(0.2, 0.2));
        gr.RelLineTo(new Distance(-0.2, 0.2));
        gr.RelLineTo(new Distance(-0.2, -0.2));
        gr.ClosePath();

        gr.Color = new Color(0, 0, 1, 1);
        gr.FillPreserve();
        gr.Color = new Color(0, 0, 0, 1);
        gr.Stroke();
    }