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Migration from SVN

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quemy 2012-08-30 11:30:11 +02:00
commit 8cd56f37db
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eo/src/utils/eoGnuplot.cpp Normal file
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//-----------------------------------------------------------------------------
// (c) Marc Schoenauer, 2001
// Copyright (C) 2005 Jochen Küpper
/*
This library is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your option) any
later version.
This library 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 Lesser General Public License for more
details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact: Marc.Schoenauer@polytechnique.fr
*/
//-----------------------------------------------------------------------------
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <sstream>
#include <stdexcept>
#include "eoGnuplot.h"
unsigned eoGnuplot::numWindow=0;
eoGnuplot::eoGnuplot(std::string _title, std::string _extra)
: firstTime(true)
{
initGnuPlot(_title, _extra);
}
eoGnuplot::~eoGnuplot()
{
#ifdef HAVE_GNUPLOT
if( gpCom ) {
PipeComSend( gpCom, "quit\n" );
PipeComClose( gpCom );
gpCom =NULL;
}
#endif
}
void eoGnuplot::gnuplotCommand(const char *_command)
{
#ifdef HAVE_GNUPLOT
if(gpCom) {
PipeComSend( gpCom, _command );
PipeComSend( gpCom, "\n" );
}
#endif
}
void eoGnuplot::initGnuPlot(std::string _title, std::string _extra)
{
#ifdef HAVE_GNUPLOT
std::ostringstream os;
os << "250x150-0+" << 170 * numWindow++;
char *args[6];
args[0] = strdup( GNUPLOT_PROGRAM );
args[1] = strdup( "-geometry" );
args[2] = strdup( os.str().c_str());
args[3] = strdup( "-title" );
args[4] = strdup( _title.c_str() );
args[5] = 0;
gpCom = PipeComOpenArgv( GNUPLOT_PROGRAM, args );
if(! gpCom )
throw std::runtime_error("Cannot spawn gnuplot\n");
else {
PipeComSend( gpCom, "set grid\n" );
PipeComSend( gpCom, _extra.c_str() );
PipeComSend( gpCom, "\n" );
}
#endif
}
// Local Variables:
// c-file-style: "Stroustrup"
// fill-column: 80
// End: