public enum Flags {
        OPEN(0), CLOSED(0xFFFFFF), UNINITIALIZED(0x1000000), OCCUPIED(0x100), SOLID(0x20000), BLOCKED(0x200000),

        NORTH(0x2), EAST(0x8), SOUTH(0x20), WEST(0x80),

        NORTHEAST(0x4),
        SOUTHEAST(0x10),
        SOUTHWEST(0x40),
        NORTHWEST(0x1),

        EAST_NORTH(EAST.getValue() | NORTH.getValue()),
        EAST_SOUTH(EAST.getValue() | SOUTH.getValue()),
        WEST_SOUTH(WEST.getValue() | SOUTH.getValue()),
        WEST_NORTH(WEST.getValue() | NORTH.getValue()),

        BLOCKED_NORTH(0x400),
        BLOCKED_EAST(0x1000),
        BLOCKED_SOUTH(0x4000),
        BLOCKED_WEST(0x10000),

        BLOCKED_NORTHEAST(0x800),
        BLOCKED_SOUTHEAST(0x2000),
        BLOCKED_NORTHWEST(0x200),
        BLOCKED_SOUTHWEST(0x8000),

        BLOCKED_EAST_NORTH(BLOCKED_EAST.getValue() | BLOCKED_NORTH.getValue()),
        BLOCKED_EAST_SOUTH(BLOCKED_EAST.getValue() | BLOCKED_SOUTH.getValue()),
        BLOCKED_WEST_SOUTH(BLOCKED_WEST.getValue() | BLOCKED_SOUTH.getValue()),
        BLOCKED_WEST_NORTH(BLOCKED_WEST.getValue() | BLOCKED_NORTH.getValue());

        private int value;
        Flags(int value) {
            this.value = value;
        }

        public int getValue() {
            return value;
        }

        public boolean has(int flag) {
            return (flag & value) != 0;
        }

        public boolean is(int flag) {
            return flag == value;
        }
    }