#ifndef MEMENTO_H
#define MEMENTO_H

class GameState;
class QTextStream;

class Memento {

public:
	virtual ~Memento();
	void writeStateToFile(QTextStream *ts);
	void readStateFromFile(QTextStream *ts);

private:
	friend class GameData;
	Memento();

	void setState(GameState*);
	GameState* getState();

private:
	GameState* _state;
};

#endif