DtSceneObjectUpdater.h

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/******************************************************************************
** Copyright (c) 2012 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvCore/vrvCore.h>
#include <vrvCore/DtSceneObject.h>
#include <vrvCore/DtTickable.h>
#include <vrvCore/DtUniqueID.h>

#include <boost/signals.hpp>

namespace makVrv
{
   class DtDe;
   class DtDeSharedState;

   class DT_DLL_VRVCORE DtSceneObjectUpdater : public DtTickable
   {
   public:

      DtSceneObjectUpdater( DtDe& de, DtUniqueID id, bool suppressTick = false );

      virtual ~DtSceneObjectUpdater();

      virtual bool needsUpdate( DtTime tNow );

      virtual void update( DtTime tNow ) = 0;

      virtual DtTime lastUpdateTime() const;

      virtual void setSceneObject( DtSceneObject* sceneObject );

      inline DtSceneObject* findSceneObject()
      {
         return mySceneObject;
      }

      inline DtUniqueID uniqueId() const
      {
         return myUniqueId;
      }

      virtual void setUpdaterPosition( int vtx, const DtVector& pos );

      virtual const DtVector& updaterPosition( int vtx ) const;

      virtual void setUpdaterOrientation( int vtx, const DtTaitBryan& ori );

      virtual const DtTaitBryan& updaterOrientation( int vtx ) const;

      void updateSceneObject( DtTime tNow );

      virtual void terrainScaleTransformsIfNeeded();


      boost::signal< void ( const DtUniqueID& ) > signal_updaterToBeDeleted;


   protected:

      virtual void slot_sceneObjectToBeDeleted( const DtUniqueID& id );


   private:
      DtSceneObject::ObjectTransform& getOrCreateTransform( int vtx );

      const DtSceneObject::ObjectTransform& getTransform( int vtx ) const;

   protected:

      DtDe& myDe;

      DtUniqueID myUniqueId;

      DtSceneObject* mySceneObject;

      DtTime myLastUpdateTime;

      DtSceneObject::TransformList myTransforms;

      const DtDeSharedState& myDeSharedState;

      bool myInManager;
   };

}