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// This file is part of ff3d - http://www.freefem.org/ff3d
// Copyright (C) 2001, 2002, 2003 Stphane Del Pino
// 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, 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.
// $Id: StreamCenter.hpp,v 1.2 2005/11/16 22:37:43 delpinux Exp $
#ifndef STREAMCENTER_HPP
#define STREAMCENTER_HPP
#include <iostream>
#include <StaticBase.hpp>
class StreamCenter
: public StaticBase<StreamCenter>
{
private:
friend class StaticCenter;
int __debugLevel;
//! used as a black hole to write unwanted output.
std::ostream __nullStream;
//! Mainly used to write output in a file.
std::ostream* __log;
//! standard output
std::ostream* __out;
//! error output
std::ostream* __err;
//! forbides the copy constructor.
StreamCenter(const StreamCenter& SC);
public:
inline std::ostream& log(int i)
{
if (i<=__debugLevel)
return *__log;
else
return __nullStream;
}
inline std::ostream& out(int i)
{
if (i<=__debugLevel)
return *__out;
else
return __nullStream;
}
inline std::ostream& err(int i)
{
if (i<=__debugLevel)
return *__err;
else
return __nullStream;
}
const int getDebugLevel() const
{
return __debugLevel;
}
void setDebugLevel(int i)
{
__debugLevel = i;
}
StreamCenter();
~StreamCenter()
{
delete __log;
}
};
//! these functions are used as short cuts (ie: aliases).
inline std::ostream& fflog(int i)
{
return StreamCenter::instance().log(i);
}
inline std::ostream& ffout(int i)
{
return StreamCenter::instance().out(i);
}
inline std::ostream& fferr(int i)
{
return StreamCenter::instance().err(i);
}
#endif //STREAMCENTER_HPP
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