class MbcWisdomTree : public Mbc {
public:
	explicit MbcWisdomTree(MemPtrs &memptrs)
	: memptrs_(memptrs)
	, rombank_(0)
	{
	}

	virtual unsigned char curRomBank() const {
		return rombank_;
	}

	virtual void romWrite(unsigned const p, unsigned const data, unsigned long const /*cc*/) {
		rombank_ = (p & 0xFF) << 1;
		setRombank();
	}

	virtual void saveState(SaveState::Mem &ss) const {
		ss.rombank = rombank_;
	}

	virtual void loadState(SaveState::Mem const &ss) {
		rombank_ = ss.rombank;
		setRombank();
	}

private:
	MemPtrs &memptrs_;
	unsigned char rombank_;

	void setRombank() const {
		memptrs_.setRombank0(rombank_ & (rombanks(memptrs_) - 1));
		memptrs_.setRombank((rombank_ + 1) & (rombanks(memptrs_) - 1));
	}

	virtual bool isAddressWithinAreaRombankCanBeMappedTo(unsigned addr, unsigned bank) const {
		return (addr < 0x8000);
	}
};