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Technical Machine / source / pokemon / seen.hpp

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// Flag for whether a Pokemon has been seen
// Copyright (C) 2012 David Stone
//
// This file is part of Technical Machine.
//
// Technical Machine is free software: you can redistribute it and / or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.

#ifndef POKEMON__SEEN_HPP_
#define POKEMON__SEEN_HPP_

#include <cstdint>

namespace technicalmachine {

class Seen {
public:
	Seen();
	void make_visible();
	typedef uint64_t hash_type;
	hash_type hash() const;
	static hash_type max_hash();
	friend bool operator== (Seen lhs, Seen rhs);
private:
	bool operator() () const;
	bool seen;
	friend class Evaluate;
};

bool operator!= (Seen lhs, Seen rhs);

}	// namespace technicalmachine
#endif	// POKEMON__SEEN_HPP_