keyedVrfObjectIterator.h

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/*******************************************************************************
** Copyright (c) 2015 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/



#pragma once

#include "vrfcore/simManager.h"
#include "vrfobjcore/vrfObjectManager.h"

template<class T> class DtBaseSimObjectIterator : public DtIteratorBase<T>
{
private:

   //Default constructor.  Do not use.
   DtBaseSimObjectIterator();

   const DtBaseSimObjectIterator& operator=(
      const DtBaseSimObjectIterator& orig);

public:

   DtBaseSimObjectIterator(const DtList& list, const DtSimManager*
      simObjectManager) : DtIteratorBase<T>(list), mySimObjectManager(simObjectManager) {};

   DtBaseSimObjectIterator(const DtBaseSimObjectIterator& orig) :
      DtIteratorBase<T>(orig),
      mySimObjectManager(orig.mySimObjectManager) {};

   virtual ~DtBaseSimObjectIterator() {};

   T* first(bool move = true) 
   { 
      return dataToObject(this->internalFirst(move)); 
   };
   T* next(bool move = true) 
   { 
      return dataToObject(this->internalNext(move)); 
   };
   T* prev(bool move = true) 
   { 
      return dataToObject(this->internalPrev(move)); 
   };
   T* last(bool move = true) 
   { 
      return dataToObject(this->internalLast(move)); 
   };
   T* wrapNext(bool move = true) 
   { 
      return dataToObject(this->internalWrapNext(move)); 
   };
   T* wrapPrev(bool move = true) 
   { 
      return dataToObject(this->internalWrapPrev(move)); 
   };

protected:
   T* dataToObject(const void* data) const
      {
         DtEntityIdentifier* keyP = (DtEntityIdentifier*) data;
         if (keyP)
         {
            DtSharedVrfObjectReference object = mySimObjectManager->vrfObjectManager()->lookupVrfObjectByEntityIdentifier(*keyP);

            if (object.isValid())
            {
               return *object;
            }
         }

         return NULL;
      }

protected:
   const DtSimManager* mySimObjectManager;
};

typedef DtBaseSimObjectIterator<const DtVrfObject> DtKeyedVrfObjectIterator;