DtTickableManagerInterface.h

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/******************************************************************************
** Copyright (c) 2020 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvCore/vrvCore.h>

#include <vlutil/vlTime.h>

#include <boost/signal.hpp>

namespace makVrv
{

   class DtTickable;

   class DT_DLL_VRVCORE DtTickableManagerInterface
   {
   public:
      virtual ~DtTickableManagerInterface();

      virtual bool addTickableObject( DtTickable* ticObj ) = 0;

      virtual bool addTickableObjectToMainList(DtTickable* ticObj) = 0;

      virtual bool addTickableObjectToThreadSafeList(DtTickable* ticObj) = 0;

      virtual void removeTickableObject( DtTickable* ticObj ) = 0;

      virtual void removeTickableObjectFromMainList(DtTickable* ticObj) = 0;

      virtual void removeTickableObjectFromThreadSafeList(DtTickable* ticObj) = 0;

      virtual void tick(DtTime tNow = 0.0 ) = 0;

      virtual bool inTick() = 0;

      virtual int numTickables() = 0;

      // May want how many thread safe tickables reported instead
      virtual int numMultithreadedTickables() = 0;

      virtual int numTickedLastFrame() = 0;

      virtual double timeSpentThisFrame() = 0;

      boost::signal<void ()>  signal_aboutToBeDeleted;

      virtual bool useAdaptiveTickRate() = 0;

      virtual void setUseAdaptiveTickRate(bool value) = 0;

      virtual void resetAdaptiveTickrate() = 0;

      virtual void setUseMultithreadUpdate(bool useIt) = 0;
     
      virtual bool useMultithreadUpdate() const = 0;
   };

}