Cairo.Context.Stroke C# (CSharp) Метод

        public void Stroke()
        {
            CheckDisposed ();
            NativeMethods.cairo_stroke (handle);
        }

        public void DrawRowSelection(Cairo.Context cr, int x, int y, int width, int height,
                                     bool filled, bool stroked, Cairo.Color color, CairoCorners corners, bool flat_fill)
        {
            var selection_color     = color;
            var selection_highlight = CairoExtensions.ColorShade(selection_color, 1.24);
            var selection_stroke    = CairoExtensions.ColorShade(selection_color, 0.85);

            selection_highlight.A = 0.5;
            selection_stroke.A    = color.A;
            LinearGradient grad = null;

            if (filled)
            {
                if (flat_fill)
                {
                    cr.SetSourceColor(selection_color);
                }
                else
                {
                    var selection_fill_light = CairoExtensions.ColorShade(selection_color, 1.12);
                    var selection_fill_dark  = selection_color;

                    selection_fill_light.A = color.A;
                    selection_fill_dark.A  = color.A;

                    grad = new LinearGradient(x, y, x, y + height);
                    grad.AddColorStop(0, selection_fill_light);
                    grad.AddColorStop(0.4, selection_fill_dark);
                    grad.AddColorStop(1, selection_fill_light);

                    cr.SetSource(grad);
                }

                CairoExtensions.RoundedRectangle(cr, x, y, width, height, Context.Radius, corners, true);
                cr.Fill();

                if (grad != null)
                {
                    grad.Dispose();
                }
            }

            if (filled && stroked)
            {
                cr.LineWidth = 1.0;
                cr.SetSourceColor(selection_highlight);
                CairoExtensions.RoundedRectangle(cr, x + 1.5, y + 1.5, width - 3, height - 3,
                                                 Context.Radius - 1, corners, true);
                cr.Stroke();
            }

            if (stroked)
            {
                cr.LineWidth = 1.0;
                cr.SetSourceColor(selection_stroke);
                CairoExtensions.RoundedRectangle(cr, x + 0.5, y + 0.5, width - 1, height - 1,
                                                 Context.Radius, corners, true);
                cr.Stroke();
            }
        }