/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

#ifndef BLADERUNNER_KIA_LOG_H
#define BLADERUNNER_KIA_LOG_H

namespace BladeRunner {

class BladeRunnerEngine;

class KIALog {
	static const int kSize = 16;

	struct Entry {
		int type;
		int dataSize;
		const unsigned char *data;
	};

	BladeRunnerEngine *_vm;

	Entry _entries[kSize];
	int   _firstIndex;
	int   _lastIndex;
	int   _currentIndex;

public:
	KIALog(BladeRunnerEngine *vm);
	~KIALog();

	void add(int type, int dataSize, const void *data);
	void clear();

	void prev();
	void next();
	void clearFuture();
	bool hasPrev() const;
	bool hasNext() const;
	int  getPrevType() const;
	int  getNextType() const;
	const void *getCurrentData() const;
};

} // End of namespace BladeRunner

#endif