pReflectedObject.h

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/****************************************************************************
 * Copyright (c) 2016 MAK Technologies, Inc.
 * All rights reserved.
 ****************************************************************************/


#pragma once

#include <portal/pEntity.h>
#include <portal/pGenericObject.h>
#include <portal/pAggregate.h>
#include <vlutil/vlString.h>
#include <iosfwd>
#include <list>

namespace MAKVrExchange
{

   class DtPortalConnection;

   class DT_DLL_LIBPORTAL DtPortalReflectedObject
   {
   public:

      DtPortalReflectedObject();

      virtual ~DtPortalReflectedObject();

      virtual std::ostream& printDataToStream( std::ostream& str ) const = 0;

      virtual const DtPortalObject* baseObject() const  = 0;

   };

   template<class T_PortalObject>
   class DtPortalReflectedObjectTemplate : public DtPortalReflectedObject
   {
   public:

      typedef void (*ObjectUpdateCallback)(
         const DtPortalReflectedObjectTemplate<T_PortalObject>& obj, void* usr );

   public:

      DtPortalReflectedObjectTemplate( const T_PortalObject& obj );

      DtPortalReflectedObjectTemplate( const DtPortalReflectedObjectTemplate<T_PortalObject>& other );

      virtual ~DtPortalReflectedObjectTemplate();

      // ! Assignment operator.
      const DtPortalReflectedObjectTemplate<T_PortalObject>&
         operator = ( const DtPortalReflectedObjectTemplate<T_PortalObject>& other );

      virtual void processUpdate( const T_PortalObject& obj );

      virtual const T_PortalObject* sr() const;

      virtual const DtPortalObject* baseObject() const;

      virtual void addUpdateCallback( ObjectUpdateCallback cb, void* uData ) const;

      virtual void removeUpdateCallback( ObjectUpdateCallback cb, void* uData ) const;

      virtual std::ostream& printDataToStream( std::ostream& str ) const;

   public:

      typedef T_PortalObject TheTypeOfThisObject;

   protected:

      struct CallbackPair
      {
         ObjectUpdateCallback fcn;
         void* userData;
      };

      typedef std::list<CallbackPair> CallbackPairList;
      mutable CallbackPairList myCallbackList;

      T_PortalObject myObject;

   };

   std::ostream& operator << ( std::ostream& str, const DtPortalReflectedObject& refObj );

}

#define _pReflectedObject_INL_
#include <portal/pReflectedObject.inl>
#undef _pReflectedObject_INL_