public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value == null)
            {
                return(Color.White);
            }

            RiderType rider = (RiderType)value;

            if (rider == RiderType.Rouleur)
            {
                return(RouleurColor);
            }
            else
            {
                return(SprinteurColor);
            }
        }
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value == null)
            {
                return(new Thickness(6, 6, 6, 6));
            }

            RiderType rider = (RiderType)value;

            if (rider == RiderType.Rouleur)
            {
                return(new Thickness(6, 6, 4, 6));
            }
            else
            {
                return(new Thickness(4, 6, 6, 6));
            }
        }