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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: OStreamExpression.hpp,v 1.3 2007/02/08 23:19:38 delpinux Exp $
#ifndef OSTREAM_EXPRESSION_HPP
#define OSTREAM_EXPRESSION_HPP
#include <Expression.hpp>
#include <OStream.hpp>
class OFStreamVariable;
/**
* @file OStreamExpression.hpp
* @author Stephane Del Pino
* @date Sat Dec 30 01:01:35 2006
*
* @brief general ostream expression management class
*/
class OStreamExpression
: public Expression
{
private:
const std::string
__ofstreamName; /**< name of the ofstream variable */
OStream* __ostream; /**< ff3d's standard stream */
OFStreamVariable*
__ofstreamVariable; /**< ofstream variable */
/**
* Overload of the put function
*
* @param os givem stream
*
* @return os
*/
std::ostream & put(std::ostream & os) const;
public:
/**
* execute the expression
*
*/
void execute();
/**
* Writes an expression to the stream
*
* @param e given expression
*/
void operator<<(Expression& e);
/**
* Constructor for a standard ff3d's stream
*
* @param os given standard ff3d's stream
*/
OStreamExpression(OStream* os);
/**
* Constructor that uses an ofstream
*
* @param ofstreamName given ofstream
*/
OStreamExpression(const std::string& ofstreamName);
/**
* Copy constructor
*
* @param os given OStreamExpression
*/
OStreamExpression(const OStreamExpression& os);
/**
* Destructor
*
*/
~OStreamExpression();
};
#endif // OSTREAM_EXPRESSION_HPP
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