System.Windows.Forms.ThemeWin32Classic.CPDrawRadioButton C# (CSharp) Method

		public override void CPDrawRadioButton (Graphics dc, Rectangle rectangle, ButtonState state)
		{
			CPColor cpcolor = ResPool.GetCPColor (ColorControl);
			
			Color dot_color = Color.Black;
			
			Color top_left_outer = Color.Black;
			Color top_left_inner = Color.Black;
			Color bottom_right_outer = Color.Black;
			Color bottom_right_inner = Color.Black;
			
			int ellipse_diameter = (rectangle.Width > rectangle.Height) ? (int)(rectangle.Height  * 0.9f) : (int)(rectangle.Width * 0.9f);
			int radius = ellipse_diameter / 2;
			
			Rectangle rb_rect = new Rectangle (rectangle.X + (rectangle.Width / 2) - radius, rectangle.Y + (rectangle.Height / 2) - radius, ellipse_diameter, ellipse_diameter);
			
			Brush brush = null;
			
			if ((state & ButtonState.All) == ButtonState.All) {
				brush = ResPool.GetHatchBrush (HatchStyle.Percent50, Color.FromArgb (Clamp (ColorControl.R + 3, 0, 255),
												     ColorControl.G, ColorControl.B), ColorControl);
				dot_color = cpcolor.Dark;
			} else
			if ((state & ButtonState.Flat) == ButtonState.Flat) {
				if (((state & ButtonState.Inactive) == ButtonState.Inactive) || ((state & ButtonState.Pushed) == ButtonState.Pushed))
					brush = ResPool.GetHatchBrush (HatchStyle.Percent50, Color.FromArgb (Clamp (ColorControl.R + 3, 0, 255), ColorControl.G, ColorControl.B), ColorControl);
				else
					brush = SystemBrushes.ControlLightLight;
			} else {
				if (((state & ButtonState.Inactive) == ButtonState.Inactive) || ((state & ButtonState.Pushed) == ButtonState.Pushed))
					brush = ResPool.GetHatchBrush (HatchStyle.Percent50, Color.FromArgb (Clamp (ColorControl.R + 3, 0, 255), ColorControl.G, ColorControl.B), ColorControl);
				else
					brush = SystemBrushes.ControlLightLight;
				
				top_left_outer = cpcolor.Dark;
				top_left_inner = cpcolor.DarkDark;
				bottom_right_outer = cpcolor.Light;
				bottom_right_inner = Color.Transparent;
				
				if ((state & ButtonState.Inactive) == ButtonState.Inactive)
					dot_color = cpcolor.Dark;
			}
			
			dc.FillEllipse (brush, rb_rect.X + 1, rb_rect.Y + 1, ellipse_diameter - 1, ellipse_diameter - 1);
			
			int line_width = Math.Max (1, (int)(ellipse_diameter * 0.08f));
			
			dc.DrawArc (ResPool.GetSizedPen (top_left_outer, line_width), rb_rect, 135.0f, 180.0f);
			dc.DrawArc (ResPool.GetSizedPen (top_left_inner, line_width), Rectangle.Inflate (rb_rect, -line_width, -line_width), 135.0f, 180.0f);
			dc.DrawArc (ResPool.GetSizedPen (bottom_right_outer, line_width), rb_rect, 315.0f, 180.0f);
			
			if (bottom_right_inner != Color.Transparent)
				dc.DrawArc (ResPool.GetSizedPen (bottom_right_inner, line_width), Rectangle.Inflate (rb_rect, -line_width, -line_width), 315.0f, 180.0f);
			else
				using (Pen h_pen = new Pen (ResPool.GetHatchBrush (HatchStyle.Percent50, Color.FromArgb (Clamp (ColorControl.R + 3, 0, 255), ColorControl.G, ColorControl.B), ColorControl), line_width)) {
					dc.DrawArc (h_pen, Rectangle.Inflate (rb_rect, -line_width, -line_width), 315.0f, 180.0f);
				}
			
			if ((state & ButtonState.Checked) == ButtonState.Checked) {
				int inflate = line_width * 4;
				Rectangle tmp = Rectangle.Inflate (rb_rect, -inflate, -inflate);
				if (rectangle.Height >  13) {
					tmp.X += 1;
					tmp.Y += 1;
					tmp.Height -= 1;
					dc.FillEllipse (ResPool.GetSolidBrush (dot_color), tmp);
				} else {
					Pen pen = ResPool.GetPen (dot_color);
					dc.DrawLine (pen, tmp.X, tmp.Y + (tmp.Height / 2), tmp.Right, tmp.Y + (tmp.Height / 2));
					dc.DrawLine (pen, tmp.X, tmp.Y + (tmp.Height / 2) + 1, tmp.Right, tmp.Y + (tmp.Height / 2) + 1);
					
					dc.DrawLine (pen, tmp.X + (tmp.Width / 2), tmp.Y, tmp.X + (tmp.Width / 2), tmp.Bottom);
					dc.DrawLine (pen, tmp.X + (tmp.Width / 2) + 1, tmp.Y, tmp.X + (tmp.Width / 2) + 1, tmp.Bottom);
				}
			}
		}