gnuplotGraphWriter.C

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    Copyright (C) 2011-2012 OpenFOAM Foundation
    Copyright (C) 2019-2022 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
    OpenFOAM 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 3 of the License, or
    (at your option) any later version.
 
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "gnuplotGraphWriter.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
typedef graph::writer graphWriter;
 
namespace graphWriters
{
    defineTypeName(gnuplotWriter);
    addToRunTimeSelectionTable(graphWriter, gnuplotWriter, word);
}
}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::graphWriters::gnuplotWriter::write
(
    const graph& g,
    Ostream& os
) const
{
    os  << "set term pngcairo" << nl
        << "set output \"" << word(g.title()) << ".png\"" << nl
        << "set title " << g.title() << " 0,0" << nl << "show title" << nl
        << "set xlabel " << g.xName() << " 0,0" << nl << "show xlabel" << nl
        << "set ylabel " << g.yName() << " 0,0" << nl << "show ylabel" << nl;
 
    label nplots = 0;
    forAllConstIters(g, iter)
    {
        os  << (nplots++ ? ", \\" : "plot \\") << nl;
        os  << "'-' title " << iter()->name() << " with lines";
    }
    os << "; pause -1" << nl;
 
 
    forAllConstIters(g, iter)
    {
        os  << nl;
        writeXY(g.x(), *iter(), os);
    }
}
 
 
// ************************************************************************* //