source: trunk/test/gnuplot_pipe.cc @ 85

// $Id: gnuplot_pipe.cc 84 2006-03-13 22:04:34Z jari $

/*
  Copyright (C) 2006 Jari Häkkinen

  This file is part of svnstat, http://lev.thep.lu.se/trac/svnstat

  svnstat 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.

  svnstat 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 "Gnuplot.h"

#include <vector>

int main(const int argc,const char* argv[])
{  
  using namespace theplu;

  bool ok = true;

  std::vector<double> x,y;
  for (int i=-10; i<=10; ++i) {
    x.push_back(i);
    y.push_back(i*i);
  }

  svnstat::Gnuplot gnuplot1;
  gnuplot1.command("set output 'test1.png'; set term png ; set title 'sine'");
  gnuplot1.command("plot sin(x) title 'sine of x' with lines");

  svnstat::Gnuplot gnuplot2;
  gnuplot2.command("set output 'test2.png'; set term png");
  gnuplot2.plot(x);

  svnstat::Gnuplot gnuplot3;
  gnuplot3.command("set output 'test3.png'; set term png");
  gnuplot3.linetitle("parabola");
  gnuplot3.plot(x,y);

  gnuplot3.command("set output 'test4.png'; set title 'composite'");
  gnuplot3.linestyle("linespoints");
  gnuplot3.linetitle("");
  gnuplot3.replot(x);

  /*
  // Jari, if we want to avoid the above usage of plot_x and plot_xy,
  // we need to do something like this. Of course 'filename.data'
  // needs to be created by the user (this is hidden for the user in
  // plot_x and plot_xy). Note, the below example compiles, but will
  // fail at run time if 'filename.data' does not, miraculously, exist.
  svnstat::Gnuplot gnuplot4;
  gnuplot4.command("set output 'test5.png'\nset term png");
  gnuplot4.command("plot 'filename.data' using 1:2 with linespoints");
  */

  return (ok ? 0 : -1);
}