/*
 *   ORXONOX - the hottest 3D action shooter ever to exist
 *                    > www.orxonox.net <
 *
 *
 *   License notice:
 *
 *   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.
 *
 *   Author:
 *      Oliver Scheuss
 *      Reto Grieder
 *   Co-authors:
 *      ...
 *
 */

#ifndef _IOConsole_H__
#define _IOConsole_H__

#include "CorePrereqs.h"

#include <queue>
#include <boost/scoped_ptr.hpp>
#include "util/Singleton.h"
#include "core/Shell.h"

struct termios;

namespace orxonox
{
    class _CoreExport IOConsole : public Singleton<IOConsole>, public ShellListener
    {
        friend class Singleton<IOConsole>;

    public:
        IOConsole();
        ~IOConsole();

        void update(const Clock& time);

    private:
        void setTerminalMode();
        static void resetTerminalMode();

        void printOutputLine(const std::string& line);
        void printInputLine();
        void insertCharacter(unsigned int position, char c);
        void deleteCharacter(unsigned int position);

        // Methods from ShellListener
        void linesChanged();
        void onlyLastLineChanged();
        void lineAdded();
        void inputChanged();
        void cursorChanged();
        void exit();

        Shell&                  shell_;
        bool                    cleanLine_;
        bool                    bEscapeMode_;
        std::string             escapeSequence_;
        InputBuffer*            buffer_;
        unsigned char*          commandLine_;
        unsigned int            inputIterator_;
        static termios*         originalTerminalSettings_;

        unsigned int            cursorX_;
        unsigned int            cursorY_;

        static IOConsole* singletonPtr_s;
    };
}

#endif /* _IOConsole_H__ */