view_factory.h

Go to the documentation of this file.

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

#ifndef IMEDGINEVIEWFACTORY_H
#define IMEDGINEVIEWFACTORY_H

#include "view.h"
#include "../global/global_definitions.h"

#include <map>

namespace imedgine 
{

  template <class ViewType>
      view_pointer_type createView()
  {
    return(view_pointer_type(new ViewType));  
  }

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

  class ViewFactory
  {
  public:
     
    //--------------------------------------------------

    ViewFactory();
    
    //--------------------------------------------------

    virtual ~ViewFactory();

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

    view_pointer_type getView(view_type requested_view); 

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

    template <class ViewType> 
    void registerViewType(view_type key) 
    {   
      view_map_.insert(std::make_pair(key, createView<ViewType>));
    }
      
  protected:
     
    typedef view_pointer_type (*creatorFunctionType)();  
    typedef std::map<view_type, creatorFunctionType> view_map_type;
    
    //--------------------------------------------
    
    view_map_type view_map_;
  };

}

#endif

---