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#ifndef logger_hh
#define logger_hh
// logger.hh
// marvin - programme du robot 2006. {{{
//
// Copyright (C) 2006 Dufour J�r�my
//
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// Contact :
//        Web: %WEB%
//      Email: <dufourj@efrei.fr>
// }}}

#include "log.hh"

#include <string>

class Logger
{
  public:
    /// Empty destructor.
    virtual ~Logger (void) { }
    /// Create a logger.
    static Logger *create (const std::string &loggerName);
    /// Called when a message will be logged.
    virtual void start (const Log &log, const char *msg, Log::Level level) = 0;
    /// Called when a message has been logged.
    virtual void stop (void) = 0;
    /// Output a string or a variable name.
    virtual Logger &operator<< (const char *s) = 0;
    /// Output a string or a variable name.
    virtual Logger &operator<< (const std::string &s) = 0;
    /// Output a integer.
    virtual Logger &operator<< (int i) = 0;
    /// Output a double.
    virtual Logger &operator << (double d) = 0;
    /// TODO vector

  protected:
    /// Private empty constructor.
    Logger (void) { }
};

#endif // logger_hh