lgrSimInput.h

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/******************************************************************************
** Copyright (c) 1992-2010 VT MAK
** All rights reserved.
******************************************************************************/


#pragma once

#include <lgrCore/lgrCore.h>
#include "messageInput.h"
#include "packet.h"

#include <vlutil/vlTime.h>

namespace MAKLogger
{
   class DtLgrSimManager;
   class DtLgrClock;

   class DT_DLL_LGRCORE DtLgrSimInput : public DtMessageInput
   {
   public:

      virtual ~DtLgrSimInput();

      virtual void activate();
      virtual void activateImplementation() = 0;

      virtual bool isActivated() const;

      virtual void deactivate();

      virtual void deactivateImplementation() = 0;

      virtual void startReadMessages();

      virtual void setClock(DtLgrClock* clockToUse);


      virtual DtLgrClock* clock();
      virtual const DtLgrClock* clock() const;

      virtual DtAbsoluteTime inputTime() const;

      virtual void getNextMessages(DtMessageBuffer&);

      virtual void dropNextMessages();

      virtual bool receivedPackets();

      virtual void connecting() = 0;

      virtual void disconnecting() = 0;

      virtual DtLgrEntityTracker* entityTracker();

      virtual void initializeTracker(DtLgrBaseSimManager* manager);

   protected:

      DtLgrSimInput(DtLgrSimManager& manager);

      virtual DtPacket* createPacket(size_t size,DtPacket::DtPacketType type );

      virtual void receivePacket(DtPacket* packet);

      virtual void filterPacket(DtPacket* packet);

      bool myReceivePacketsFlag;
      static const int theSmartBufferSize = 65536;
      DtMessageBuffer* myReceiveBuffer;
      DtSmartBuffer* mySmartBuffer;
      DtLgrSimManager& myManager;
      bool myActivateFlag;
      DtLgrClock* myClock;
   };

}