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// log.cc
// nono - programme du robot 2004. {{{
//
// Copyright (C) 2004 Nicolas Schodet
//
// Robot APB Team/Efrei 2004.
//        Web: http://assos.efrei.fr/robot/
//      Email: robot AT efrei DOT fr
//
// 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.
//
// }}}
#include "log.h"
#include "logger.h"

Logger Log::logger_;

/// Constructeur.
Log::Log (const std::string &module)
    : std::ostream ((std::streambuf *) this),
      module_ (module),
      curLevel_ (info)
{
    init ();
}

/// Constructeur.
Log::Log (const std::string &module, const std::string &instance)
    : std::ostream ((std::streambuf *) this),
      module_ (module), instance_ (instance),
      curLevel_ (info)
{
    init ();
}

/// Param�tre le niveau de log pour la prochaine sortie.
Log &
Log::operator() (Level level)
{
    curLevel_ = level;
    return *this;
}

static const char *levelTab[] =
{
    "none",
    "fatal",
    "error",
    "warning",
    "info",
    "debug",
    "verydebug"
};

/// Traduit le niveau de log.
void
Log::toString (Level level, std::string &s)
{
    s = levelTab[static_cast<int> (level)];
}

/// Traduit le niveau de log.
Log::Level
Log::toLevel (const std::string &level)
{
    for (int i = 0; i < static_cast<int> (nbLevel); ++i)
      {
	if (level == levelTab[i])
	    return static_cast<Level> (i);
      }
    return nbLevel;
}

/// Appell� lorsque le tampon streambuf d�borde.
int
Log::overflow (int c)
{
/*    if (c == '\n')
      {
	if (curLevel_ <= maxLevel_)
	    logger_.log (module_, instance_, curLevel_, buffer_);
	buffer_.erase ();
      }
    else
      {
	buffer_ += c;
      }
    return c;*/
}

/// Partie commune des constructeurs.
void
Log::init (void)
{
    maxLevel_ = logger_.maxLevel (module_);
}