include/vrvCore/DtLineModelUpdater.h

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


#pragma once

#include <vrvCore/DtAttachableUpdater.h>

class DtVector;
class DtTaitBryan;

namespace makVrv 
{

   class DT_DLL_VRVCORE DtLineModelUpdater : public DtAttachableUpdater
   {
   public:
      DtLineModelUpdater( DtDe& de, DtElementID id, bool doNotAddToMgr = false );

      virtual ~DtLineModelUpdater();

      virtual void setStartPoint( const DtVector& position );

      virtual void attachStartPoint( DtElementID id );

      virtual void setStartPointOffset( const DtVector& offset );

      virtual void setEndPoint( const DtVector& position );

      virtual void attachEndPoint( DtElementID id );

      virtual void setEndPointOffset( const DtVector& offset );

      virtual DtVector calculateStartPoint();

      virtual DtVector calculateEndPoint();

      virtual void setSceneObject( DtSceneObject* sceneObject );

      virtual void update( double simTime );

   protected:

      // \brief Updates the sceneObject
      virtual void updateSceneObject() = 0;


      struct PointInformation;

      virtual void cleanup( PointInformation& pointInfo );

      virtual DtVector offsetPoint( DtVector point, const DtVector& offset,
         const DtTaitBryan& ori = DtTaitBryan() ) const;

      virtual DtVector getAttachedPosition( PointInformation& pointInfo );

      virtual void getSceneInformation( const PointInformation& info, DtUniqueID& sceneId );



      virtual void slot_attachedSceneObjectToBeDeleted( DtUniqueID, PointInformation* );

      virtual void slot_attachedUpdaterToBeDeleted( DtUniqueID, PointInformation* );


   protected:

      struct PointInformation
      {
         PointInformation();

         bool defined;
         DtVector position;
         DtVector offset;
         int modelSet;
         DtElementID parentAttachID;
         DtSceneObject* sceneObject;
         DtUpdater* updater;
      };

      PointInformation myStartPoint;
      PointInformation myEndPoint;

   };
}