Printable.cxx

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////////////////////////////////////////////////////////////////////////
// $Id: Printable.cxx,v 1.2 2011-01-23 16:08:50 p-nusoftart Exp $
//
// Base class for printable objects
//
// messier@indiana.edu
////////////////////////////////////////////////////////////////////////
#include "nutools/EventDisplayBase/Printable.h"
#include <iostream>
#include <cstdlib>

namespace evdb{

  static std::map<std::string,evdb::Printable*> gsPrintables;

  //......................................................................

  Printable::Printable() { }

  //......................................................................

  Printable::~Printable() 
  {
    Printable::RemoveFromListOfPrintables(this);
  }

  //......................................................................

  void Printable::AddToListOfPrintables(const char* name, 
                                        Printable* p) 
  {
    std::string s(name);

    if (gsPrintables[s] == 0) {
      gsPrintables[s] = p;
    }
    else {
      if (gsPrintables[s] != p) {
        std::cerr << "Printable: Name " << name << " reused.\n";
        std::abort();
      }
    }
  }

  //......................................................................

  void Printable::RemoveFromListOfPrintables(Printable* p) 
  {
    std::map<std::string,Printable*>::iterator itr(gsPrintables.begin());
    std::map<std::string,Printable*>::iterator itrEnd(gsPrintables.end());
    for (; itr!=itrEnd; ++itr) {
      if ( itr->second == p) {
        gsPrintables.erase(itr);
        return;
      }
    }
  }

  //......................................................................

  std::map<std::string,evdb::Printable*>& Printable::GetPrintables() 
  {
    return gsPrintables;
  }

}
////////////////////////////////////////////////////////////////////////