Pinta.ColorPaletteWidget.OnExposeEvent C# (CSharp) Method

        protected override bool OnExposeEvent(Gdk.EventExpose ev)
        {
            base.OnExposeEvent (ev);

            using (Context g = Gdk.CairoHelper.Create (GdkWindow)) {

                g.FillRectangle (secondary_rect, PintaCore.Palette.SecondaryColor);

                g.DrawRectangle (new Rectangle (secondary_rect.X + 1, secondary_rect.Y + 1, secondary_rect.Width - 2, secondary_rect.Height - 2), new Color (1, 1, 1), 1);
                g.DrawRectangle (secondary_rect, new Color (0, 0, 0), 1);

                g.FillRectangle (primary_rect, PintaCore.Palette.PrimaryColor);
                g.DrawRectangle (new Rectangle (primary_rect.X + 1, primary_rect.Y + 1, primary_rect.Width - 2, primary_rect.Height - 2), new Color (1, 1, 1), 1);
                g.DrawRectangle (primary_rect, new Color (0, 0, 0), 1);

                g.DrawPixbuf (swap_icon, swap_rect.Location ());

                // Draw swatches
                int x = 7;

                for (int i = 0; i < 48; i++) {
                    if (i == 16 || i == 32)
                        x += 15;

                    g.FillRectangle (new Rectangle (x, 60 + ((i % 16) * 15), 15, 15), palette[i]);
                }
            }

            return true;
        }