private void InvalidateRectangle(ColoredRectangle rectangle)
 {
     Invalidate(rectangle.MapToArea(Size));
 }
 private void InvalidateRectangle(ColoredRectangle rectangle)
 {
     Invalidate(rectangle.MapToArea(Size));
 }
        private void DrawColoredRectangle(ColoredRectangle rectangle, PaintEventArgs e)
        {
            Brush brush = new SolidBrush(rectangle.Color);

            e.Graphics.FillRectangle(brush, rectangle.MapToArea(Size));
        }
 private void DrawColoredRectangle(ColoredRectangle rectangle, PaintEventArgs e)
 {
     Brush brush = new SolidBrush(rectangle.Color);
     e.Graphics.FillRectangle(brush, rectangle.MapToArea(Size));
 }