hernyákféle tablet

    class tablet
    {
        private static int[] res_xx = new int[] { 640, 800, 1024 };
        private static int[] res_yy = new int[] { 480, 600, 768 };
        //
        protected int _res_x;
        protected int _res_y;
        public int res_x
        {
            get { return _res_x; }
        }
        public int res_y
        {
            get { return _res_y; }
        }
        public void setRes(int pResX, int pResY)
        {
            int i = Array.IndexOf(res_xx, pResX);
            int j = Array.IndexOf(res_yy, pResY);
            if (i == -1 || j == -1) throw new Exception("nincs ilyen felb");
            if (i != j) throw new Exception("nem parban allithato");
            _res_x = pResX;
            _res_y = pResY;
        }
        //
        private static double[] verziok = new double[] { 4.0, 4.1, 4.2 };
        protected double _android_ver;
        public double android_ver
        {
            get { return _android_ver; }
            set
            {
                int i = Array.IndexOf(verziok, value);
                if (i == -1) throw new Exception("nincs ilyen verzio");
                _android_ver = value;
            }

        }
        //
        public bool camera;
        public bool gps;
        //
        protected int _cost;
        public int cost
        {
            get { return _cost; }
            set
            {
                if (value < 10000 || value > 800000) throw new Exception("nem jo ar");
                _cost = value;
            }
        }
        //
        public tablet(int pResX, int pResY, double ver, bool pCam, bool pGps, int pCost)
        {
            setRes(pResX, pResY);
            android_ver = ver;
            camera = pCam;
            gps = pGps;
            cost = pCost;
        }
        public tablet(int pResX, int pResY, double ver, int pCost)
            : this(pResX, pResY, ver, false, false, pCost)
        {
        }
        public tablet(int pCost)
            : this(res_xx[0], res_yy[0], verziok[0], false, false, pCost)
        {
        }
    }