DtOsgProfilerStats.h

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/******************************************************************************
** Copyright (c) 2017 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>

#include <vrvUtil/DtProfileIterator.h>
#include <string>
#include <boost/signals.hpp>

namespace makVrv
{
   class DT_DLL_VRVOSG DtOsgProfilerStats
   {
   public:
      DtOsgProfilerStats(DtDe& de);

      virtual ~DtOsgProfilerStats();

      virtual void updateCallback();

      virtual void reset();
      virtual void enterParent();
      virtual void enterChild(int child);

      virtual void handleKeyEvent(int key, int modifier);

      boost::signal<void(const std::string&, int)> signal_statsChanged;

   protected:
      void appendToString(const std::string& str);

   protected:
      DtProfileIterator* myProfileIter;
      DtDe& myDe;

      DtUInt64* myFrameHistory;
      DtUInt64 myPreviousTimestamp;
      int myCurrentFrameIndex;

      std::string myStatsInString;
      int myNumOfLines;
      int myMaximumLines;

   };
}