public static Color getColor(int num)
    {
        switch (num)
        {
            case -1:
                return new Color(255,255,255,100);
            case 0:
                return new Color(230,0,0);
            case 1:
                return new Color(0,0,230);
            case 2:
                return new Color(0,230,0);
            case 3:
                return new Color(0,230,230);
            case 4:
                return new Color(250,250,0);
            case 5:
                return new Color(250,0,250);
            default:
                return Color.BLACK;
        }
    }