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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 ();
+}
+
+/// Paramètre 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"
+};
+
+/// 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;
+}
+
+/// Appellé lorsque le tampon streambuf déborde.
+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_);
+}
+