include/vrvDiGuy/DtDiGuyOsgGraphicsLink.h

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/******************************************************************************
** Copyright (c) 2008 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/******************************************************************************
** $RCSfile: DtDiGuyOsgGraphicsLink.h,v $ $Revision: 1.13 $ $State: Exp $
******************************************************************************/


#ifndef DtDiGuyOsgGraphicsLink_H_
#define DtDiGuyOsgGraphicsLink_H_

#include <vrvDiGuy/vrvDiGuy.h>
#include <diguyGraphicsLink.h>
#include <osg/ref_ptr>
#include <osg/MatrixTransform>
#include <osg/Switch>

namespace makVrv
{
   class DtSceneObject;
   class DtDe;

   class DT_DLL_VRVDIGUY DtDiGuyOsgGraphicsLink : public diguyGraphicsLink
   {
   public:

      static diguyGraphicsLink* create(void* internal_data);

      //DTOR
      virtual ~DtDiGuyOsgGraphicsLink();

      virtual void build();
      virtual void unbuild();
      virtual void attach_to_scene();
      virtual void detach_from_scene();
      virtual void attach_to_link(diguyGraphicsLink* link);
      virtual void detach_from_link();
      virtual void update();

      void useExternalNode(osg::MatrixTransform*);
      void setExternalObject(DtSceneObject* object);

      void useInternalNodes();

      osg::MatrixTransform* get_dof_node();

      //Get the model root, this will be NULL if the link is not a base link.
      osg::Group* modelRoot();

      void setVisible(bool visible);

   protected:

      //CTOR
      DtDiGuyOsgGraphicsLink(DtDe& de,void* internal_data);

      void createModelRoot();
      void releaseModelRoot();
   protected:

      const std::string myNameRoot;
      DtDe& myDe;
      osg::ref_ptr<osg::MatrixTransform> myLinkOffsetNode;
      osg::ref_ptr<osg::MatrixTransform> myLinkOrientationNode;
      osg::ref_ptr<osg::MatrixTransform> myObjectTransformNode;
      osg::ref_ptr<osg::MatrixTransform> myModelRoot;      

      DtSceneObject* myObject;
      bool myInSceneFlag;
      bool myIsVisibleFlag;
   };
}

#endif