gfactory.h

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#ifndef GRAPH_GRAPH_GFACTORY_H
#define GRAPH_GRAPH_GFACTORY_H


//=============================================================================
//      H E A D E R  F I L E S
//=============================================================================

#include <graph/config/graph_config.h>
#include <cartobase/smart/rcobject.h>
#include <map>
#include <string>


//=============================================================================
//      F O R W A R D  D E C L A R A T I O N S
//=============================================================================

class Vertex;
class UEdge;
class DEdge;
namespace carto
{
  class GenericObject;
}


//=============================================================================
//      C L A S S  D E C L A R A T I O N
//=============================================================================

class GraphFactory : public carto::RCObject
{

public:
  GraphFactory();
  virtual ~GraphFactory();

  typedef carto::GenericObject* (*Generator)( const std::string & );
  static void registerGenerator( const std::string & syntax, 
                                 Generator f );
  static void unregisterGenerator( const std::string & syntax );

protected:

  //---------------------------------------------------------------------
  //---------------------------------------------------------------------

  virtual Vertex* makeVertex(const std::string& s);

  virtual UEdge* makeUEdge(const std::string& s);

  virtual DEdge* makeDEdge(const std::string& s);


private:

  //---------------------------------------------------------------------
  //---------------------------------------------------------------------

  friend class Graph;


  //---------------------------------------------------------------------
  //---------------------------------------------------------------------

  GraphFactory& operator=(const GraphFactory&);


  static std::map<std::string, Generator> & _generators();

};


#endif