Diffpack Documentation

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GraphBasics.h

Go to the documentation of this file.

class GraphBasics

{
  Os            out;
  ColorScale    scale;
  bool          pen_up;
  int           spdim;        
  FieldPlotType plot_type;
  String        nameofset;    
  SetOfNo(real) drawlinebuf,
                movelinebuf,
                pointbuf; 
  real          current_value,
                last_value,
                max_arrowlen;
  Ptv(real)     scalingfactors;

  void addPointToList
   (
          SetOfNo(real)& buf,
    const Ptv(real)&     point
   );

  void flushLineBuf
   (
          SetOfNo(real)& buf,
    const bool           empty_list   
   );

  void flushPointBuf();
  void writeLineBuf ();
  void writePointBuf ();
  void writePlotSpec ();
  void writeValue();
  bool penIsUp () const     { return pen_up; }
  bool penIsDown () const   { return notbool(pen_up); }
  void endOfDataSet ();

public:
  GraphBasics
  (
   const String&       filename,                   
   const int           spacedim = 3,               
   const FieldPlotType pltype = UNSPECIFIED,       
   const char*         name_of_data_set = "NONAME",
   const Format_type   format = ASCII              
  );

 ~GraphBasics ();


  void penUp()    { pen_up = true; }
  void penDown()  { pen_up = false; }

  void move (const Ptv(real)&  to);
  void move (const real x, const real y, const real z);
  void move (const real x, const real y);

  void drawLine (const Ptv(real)& from, const Ptv(real)& to);
  void drawLine
  (
   const real  xfrom,
   const real  yfrom,
   const real  zfrom,
   const real  xto,
   const real  yto,
   const real  zto
  );
  void drawLine
  (
   const real  xfrom,
   const real  yfrom,
   const real  xto,
   const real  yto
  );

  
  void drawLine (const Ptv(real)& to);
  void drawLine (const real x, const real y, const real z);
  void drawLine (const real x, const real y);

  void fillPolygon (const Ptv(real) points[], const int npoints);

  void markPoint (const Ptv(real)& point);
  void markPoint (const real x, const real y, const real z);
  void markPoint (const real x, const real y);

  void writeText
  (
   const char*       text,
   const Ptv(real)*  start_pt  = NULL,
   const Ptv(real)*  end_pt    = NULL
  );

  void drawArrow
  (
   const Ptv(real)&  start_pt,
   const Ptv(real)&  vector
  );
  void drawArrow
  (
   const real start_pt_x,
   const real start_pt_y,
   const real start_pt_z,
   const real vector_x,
   const real vector_y,
   const real vector_z
  );
  void drawArrow
  (
   const real start_pt_x,
   const real start_pt_y,
   const real vector_x,
   const real vector_y
  );
  void setValue (const real value);
  void setMaxArrowLen (const real length);


  
  void setColorScale
    (
     const real     min_value,        
     const Color&   low,              
     const real     max_value,        
     const Color&   high              
    );

  
  void setColorScale
    (
     const real min_value,        
     const real r_low,            
     const real g_low,
     const real b_low,
     const real max_value,        
     const real r_high,           
     const real g_high,
     const real b_high
    );

  
  void setCoordinateScalingFactors
    (
     const real xfactor = 1,
     const real yfactor = 1,
     const real zfactor = 1
    );

  int getDim () const {return spdim;}

  void close ();                     
};

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