#ifndef GNUPLOT_I_HPP

#define GNUPLOT_I_HPP

#include <iostream>

#include <string>

#include <vector>

#include <fstream>

#include <sstream> // for std::ostringstream

#include <stdexcept>

#include <cstdlib> // for getenv()

#include <list> // for std::list

#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)

#include <io.h> // for _access(), _mktemp()

#define GP_MAX_TMP_FILES 27 // 27 temporary files it's Microsoft restriction

#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)

#include <unistd.h> // for access(), mkstemp()

#define GP_MAX_TMP_FILES 64

#else

#error unsupported or unknown operating system

#endif

class GnuplotException : public std::runtime_error

};

class Gnuplot

};

int Gnuplot::tmpfile_num = 0;

#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)

std::string Gnuplot::m_sGNUPlotFileName = "pgnuplot.exe";

std::string Gnuplot::m_sGNUPlotPath = "C:/program files/gnuplot/bin/";

#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)

std::string Gnuplot::m_sGNUPlotFileName = "gnuplot";

std::string Gnuplot::m_sGNUPlotPath = "/usr/local/bin/";

#endif

#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)

std::string Gnuplot::terminal_std = "windows";

#elif ( defined(unix) || defined(__unix) || defined(__unix__) ) && !defined(__APPLE__)

std::string Gnuplot::terminal_std = "x11";

#elif defined(__APPLE__)

std::string Gnuplot::terminal_std = "aqua";

#endif

inline Gnuplot::Gnuplot(const std::string &style)

}

inline Gnuplot::Gnuplot(const std::vector<double> &x,

}

inline Gnuplot::Gnuplot(const std::vector<double> &x,

}

inline Gnuplot::Gnuplot(const std::vector<double> &x,

}

template<typename X>

Gnuplot& Gnuplot::plot_x(const X& x, const std::string &title)

{

if (x.empty())

{

throw GnuplotException("std::vector too small");

}

std::ofstream tmp;

std::string name = create_tmpfile(tmp);

if (name.empty())

{

return *this;

}

//

// write the data to file

//

for (unsigned int i = 0; i < x.size(); ++i)

{

tmp << x[i] << std::endl;

}

tmp.flush();

tmp.close();

plotfile_x(name, 1, title);

return *this;

}

template<typename X, typename Y>

Gnuplot& Gnuplot::plot_xy(const X& x, const Y& y, const std::string &title)

{

if (x.empty() || y.empty())

{

throw GnuplotException("std::vectors too small");

}

if (x.size() != y.size())

{

throw GnuplotException("Length of the std::vectors differs");

}

std::ofstream tmp;

const std::string name = create_tmpfile(tmp);

if (name.empty())

{

throw GnuplotException("Unable to create tmp-file.");

}

// write the data to file

for (std::size_t i = 0; i < x.size(); ++i)

{

tmp << x[i] << " " << y[i] << std::endl;

}

// Cleanup

tmp.flush();

tmp.close();

// Plot

plotfile_xy(name, 1, 2, title);

return *this;

}

template<typename X, typename Y, typename E>

Gnuplot& Gnuplot::plot_xy_err(const X &x,

const Y &y,

const E &dy,

const std::string &title)

{

if (x.empty() || y.empty() || dy.empty())

{

throw GnuplotException("std::vectors too small");

}

if (x.size() != y.size() || y.size() != dy.size())

{

throw GnuplotException("Length of the std::vectors differs");

}

std::ofstream tmp;

const std::string name = create_tmpfile(tmp);

if (name.empty())

{

throw GnuplotException("Unable to create tmp-file.");

}

// write the data to file

for (std::size_t i = 0; i < x.size(); ++i)

{

tmp << x[i] << " " << y[i] << " " << dy[i] << std::endl;

}

// Cleanup

tmp.flush();

tmp.close();

// Do the actual plot

plotfile_xy_err(name, 1, 2, 3, title);

return *this;

}

template<typename X, typename Y, typename Z>

Gnuplot& Gnuplot::plot_xyz(const X &x,

const Y &y,

const Z &z,

const std::string &title)

{

if (x.empty() || y.empty() || z.empty())

{

throw GnuplotException("std::vectors too small");

}

if (x.size() != y.size() || x.size() != z.size())

{

throw GnuplotException("Length of the std::vectors differs");

}

std::ofstream tmp;

const std::string name = create_tmpfile(tmp);

if (name.empty())

{

throw GnuplotException("Unable to create tmp-file.");

}

// write the data to file

for (std::size_t i = 0; i < x.size(); ++i)

{

tmp << x[i] << " " << y[i] << " " << z[i] << std::endl;

}

// cleanup

tmp.flush();

tmp.close();

// plot file

plotfile_xyz(name, 1, 2, 3, title);

return *this;

}

bool Gnuplot::set_GNUPlotPath(const std::string &path)

}

void Gnuplot::set_terminal_std(const std::string &type)

}

template <typename Container>

void stringtok (Container &container,

}

Gnuplot::~Gnuplot(void)

{

// remove_tmpfiles();

// A stream opened by popen() should be closed by pclose()

#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)

if (_pclose(gnucmd) == -1)

#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)

if (pclose(gnucmd) == -1)

#endif

{ std::cerr << "Gnuplot::~Gnuplot: Problem closing communication to gnuplot" << std::endl; }

}

Gnuplot& Gnuplot::reset_plot(void)

{

// remove_tmpfiles();

nplots = 0;

return *this;

}

Gnuplot& Gnuplot::reset_all(void)

{

// remove_tmpfiles();

nplots = 0;

(void)cmd("reset");

(void)cmd("clear");

pstyle = "points";

smooth.clear();

showonscreen();

return *this;

}

Gnuplot& Gnuplot::set_style(const std::string &stylestr)

{

if( (pstyle != stylestr) && !stylestr.empty() )

{

pstyle = stylestr;

}

return *this;

}

Gnuplot& Gnuplot::set_smooth(const std::string &stylestr)

{

if (stylestr.find("unique") == std::string::npos &&

stylestr.find("frequency") == std::string::npos &&

stylestr.find("csplines") == std::string::npos &&

stylestr.find("bezier") == std::string::npos )

{

smooth.clear();

}

else

{

smooth = stylestr;

}

return *this;

}

Gnuplot& Gnuplot::showonscreen(void)

{

(void)cmd("set output");