ComponentFactory.Krypton.Toolkit.RenderStandard.DrawBackSolidLine C# (CSharp) Method

        private void DrawBackSolidLine(RenderContext context,
                                       Rectangle rect,
                                       Color backColor1,
                                       Color backColor2,
                                       PaletteColorStyle style,
                                       GraphicsPath path)
        {
            using (Clipping clip = new Clipping(context.Graphics, path))
            {
                // Draw entire background in second color
                using (SolidBrush brushColor2 = new SolidBrush(backColor2))
                    context.Graphics.FillRectangle(brushColor2, rect);

                // Reduce area by edge(s) we want to leave alone
                switch (style)
                {
                    case PaletteColorStyle.SolidTopLine:
                        rect.Y++;
                        rect.Height--;
                        break;
                    case PaletteColorStyle.SolidBottomLine:
                        rect.Height--;
                        break;
                    case PaletteColorStyle.SolidLeftLine:
                        rect.X++;
                        rect.Width--;
                        break;
                    case PaletteColorStyle.SolidRightLine:
                        rect.Width--;
                        break;
                    case PaletteColorStyle.SolidAllLine:
                        rect.X++;
                        rect.Y++;
                        rect.Width -= 2;
                        rect.Height -= 2;
                        break;
                }

                // Draw the second color as a solid block
                using (SolidBrush brushColor2 = new SolidBrush(backColor1))
                    context.Graphics.FillRectangle(brushColor2, rect);
            }
        }