JLatex.cc

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#include <string>
#include <iostream>
 
#include "TROOT.h"
#include "TFile.h"
#include "TLatex.h"
 
#include "Jeep/JContainer.hh"
#include "Jeep/JProperties.hh"
#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"
 
 
/**
 * Auxiliary data structure for line.
 */
struct JLatex {
 
  /**
   * Read text from input stream.
   *
   * \param  in         input stream
   * \param  text       text
   * \return            input stream
   */
  friend inline std::istream& operator>>(std::istream& in, JLatex& text)
  {
    in >> text.x1 >> text.y1;
 
    return getline(in, text.text);
  }
 
  /**
   * Write text to output stream.
   *
   * \param  out        output stream
   * \param  text    text
   * \return            output stream
   */
  friend inline std::ostream& operator<<(std::ostream& out, const JLatex& text)
  {
    return out << text.x1 << ' ' << text.y1 << ' ' << text.text;
  }
  
  double x1;
  double y1;
  std::string text;
};
 
 
/**
 * \file
 * Auxiliary program to create TLatex.
 * \author mdejong
 */
int main(int argc, char **argv)
{
  using namespace std;
  using namespace JPP;
 
  typedef JContainer< vector<JLatex> >  JParameters_t;
 
  string         outputFile;
  JParameters_t  parameters;
  Short_t        align        = 22;
  Float_t        angle        = 0.0;
  Color_t        color        = kBlack;
  Font_t         font         = 43;
  Float_t        size         = 40;
  int            debug;
 
  try {
 
    JProperties properties;
 
    properties.insert(gmake_property(align));
    properties.insert(gmake_property(angle));
    properties.insert(gmake_property(color));
    properties.insert(gmake_property(font));
    properties.insert(gmake_property(size));
    
    JParser<> zap("Auxiliary program to create TLatex.");
 
    zap['o'] = make_field(outputFile);
    zap['p'] = make_field(parameters,   "x1 y1 text");
    zap['@'] = make_field(properties,   "text attributes")  =  JPARSER::initialised();
    zap['d'] = make_field(debug)        = 1;
 
    zap(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }
 
 
  TFile out(outputFile.c_str(), "recreate");
 
  for (size_t i = 0; i != parameters.size(); ++i) {
 
    TLatex* p = new TLatex(parameters[i].x1, parameters[i].y1, parameters[i].text.c_str());
 
    p->SetTextAlign(align);
    p->SetTextAngle(angle);
    p->SetTextColor(color);
    p->SetTextFont (font);
    p->SetTextSize (size);
  
    out.WriteTObject(p);
  }
 
  out.Write();
  out.Close();
}