public override bool ClickableAt(int x, int y)
        {
            if (!base.ClickableAt(x, y))
            {
                return(false);
            }
            double distance = DrawingHelper.CalculateLinePointDistance(this.Left, this.Top, this.Left + this.Width, this.Top + this.Height, x, y);

            return(distance < 5);
        }