gnuplot.h

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/*
 * Copyright (c) 2007 INRIA, 2008 Timo Bingmann
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * 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
 *
 * Original Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
 * Enhancements: Timo Bingmann <timo.bingmann@student.kit.edu>
 */
#ifndef GNUPLOT_H
#define GNUPLOT_H
 
#include <string>
#include <utility>
#include <vector>
 
namespace ns3
{
 
class GnuplotDataset
{
  public:
    GnuplotDataset(const GnuplotDataset& original);
 
    ~GnuplotDataset();
 
    GnuplotDataset& operator=(const GnuplotDataset& original);
 
    void SetTitle(const std::string& title);
 
    static void SetDefaultExtra(const std::string& extra);
 
    void SetExtra(const std::string& extra);
 
  protected:
    friend class Gnuplot;
 
    static std::string m_defaultExtra;
 
    struct Data;
 
    GnuplotDataset(struct Data* data);
 
    struct Data* m_data;
};
 
class Gnuplot2dDataset : public GnuplotDataset
{
  public:
    enum Style
    {
        LINES,
        POINTS,
        LINES_POINTS,
        DOTS,
        IMPULSES,
        STEPS,
        FSTEPS,
        HISTEPS,
    };
 
    enum ErrorBars
    {
        NONE,
        X,
        Y,
        XY
    };
 
    Gnuplot2dDataset(const std::string& title = "Untitled");
 
    static void SetDefaultStyle(Style style);
 
    void SetStyle(Style style);
 
    static void SetDefaultErrorBars(ErrorBars errorBars);
 
    void SetErrorBars(ErrorBars errorBars);
 
    void Add(double x, double y);
 
    void Add(double x, double y, double errorDelta);
 
    void Add(double x, double y, double xErrorDelta, double yErrorDelta);
 
    void AddEmptyLine();
 
  private:
    struct Point
    {
        bool empty; 
        double x;   
        double y;   
        double dx;  
        double dy;  
    };
 
    typedef std::vector<struct Point> PointSet;
 
    static Style m_defaultStyle;         
    static ErrorBars m_defaultErrorBars; 
 
    struct Data2d;
};
 
class Gnuplot2dFunction : public GnuplotDataset
{
  public:
    Gnuplot2dFunction(const std::string& title = "Untitled", const std::string& function = "");
 
    void SetFunction(const std::string& function);
 
  private:
    struct Function2d;
};
 
class Gnuplot3dDataset : public GnuplotDataset
{
  public:
    Gnuplot3dDataset(const std::string& title = "Untitled");
 
    static void SetDefaultStyle(const std::string& style);
 
    void SetStyle(const std::string& style);
 
    void Add(double x, double y, double z);
 
    void AddEmptyLine();
 
  private:
    struct Point
    {
        bool empty; 
        double x;   
        double y;   
        double z;   
    };
 
    typedef std::vector<struct Point> PointSet;
 
    static std::string m_defaultStyle; 
 
    struct Data3d;
};
 
class Gnuplot3dFunction : public GnuplotDataset
{
  public:
    Gnuplot3dFunction(const std::string& title = "Untitled", const std::string& function = "");
 
    void SetFunction(const std::string& function);
 
  private:
    struct Function3d;
};
 
class Gnuplot
{
  public:
    Gnuplot(const std::string& outputFilename = "", const std::string& title = "");
 
    void SetOutputFilename(const std::string& outputFilename);
 
    static std::string DetectTerminal(const std::string& filename);
 
    void SetTerminal(const std::string& terminal);
 
    void SetTitle(const std::string& title);
 
    void SetLegend(const std::string& xLegend, const std::string& yLegend);
 
    void SetExtra(const std::string& extra);
 
    void AppendExtra(const std::string& extra);
 
    void AddDataset(const GnuplotDataset& dataset);
 
    void GenerateOutput(std::ostream& os);
 
    void GenerateOutput(std::ostream& osControl, std::ostream& osData, std::string dataFileName);
 
    void SetDataFileDatasetIndex(unsigned int index);
 
  private:
    typedef std::vector<GnuplotDataset> Datasets;
 
    std::string m_outputFilename; 
    std::string m_terminal;       
 
    Datasets m_datasets; 
 
    std::string m_title;   
    std::string m_xLegend; 
    std::string m_yLegend; 
    std::string m_extra;   
 
    bool m_generateOneOutputFile; 
 
    unsigned int m_dataFileDatasetIndex; 
};
 
class GnuplotCollection
{
  public:
    GnuplotCollection(const std::string& outputFilename);
 
    void SetTerminal(const std::string& terminal);
 
    void AddPlot(const Gnuplot& plot);
 
    Gnuplot& GetPlot(unsigned int id);
 
    void GenerateOutput(std::ostream& os);
 
    void GenerateOutput(std::ostream& osControl, std::ostream& osData, std::string dataFileName);
 
  private:
    typedef std::vector<Gnuplot> Plots;
 
    std::string m_outputFilename; 
    std::string m_terminal;       
 
    Plots m_plots; 
};
 
} // namespace ns3
 
#endif /* GNUPLOT_H */