kia_log.h

/* 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 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#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