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