include/vrvCoreQt/DtQtDeTicker.h

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/****************************************************************************** 
** Copyright (c) 2007 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 
/****************************************************************************** 
** $RCSfile: DtQtDeTicker.h,v $ $Revision: 1.21 $ $State: Exp $ 
******************************************************************************/ 
 
 
#pragma once 
#include <vrvCoreQt/vrvCoreQt.h> 
#include <vrvUtil/DtVirtualBaseClass.h> 
#include <QtCore/QObject>
#include <QtCore/QTimer>

class DtTimedSection;

namespace makVrv 
{ 
   class DtDe;   

   class DT_DLL_VRVCOREQT DtQtDeTicker : public QObject
   { 

   Q_OBJECT

   public:
      friend class DtQtDeTickerProvider;
      ~DtQtDeTicker();

   public slots:

      virtual void tick();

   protected:

      class DirectTickerTimer : public QTimer
      {
      public:
         DirectTickerTimer(DtQtDeTicker& ticker );
      protected:
         virtual bool event(QEvent* e);         
         DtQtDeTicker& myTicker;
      };

      DtQtDeTicker(DtDe& de, QObject* parent);

   protected:

      DtDe* myDe;
      DtTimedSection* myPerformanceTimer;
      QTimer* myTimer;

   }; 

   class DT_DLL_VRVCOREQT DtQtDeTickerProvider : public DtVirtualBaseClass
   { 

   public: 

      virtual ~DtQtDeTickerProvider();

      static DtQtDeTickerProvider& instance(DtDe& de);

      static void registerInstance(DtDe& de, DtQtDeTickerProvider* instance);

      DtQtDeTicker* ticker(QObject* parent);

   protected:

      DtQtDeTickerProvider(DtDe& de);

   protected:

      DtDe* myDe;
      DtQtDeTicker* myTicker;

   }; 
}