DtDrawModelInstance.h

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/******************************************************************************
** Copyright (c) 2008 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
/******************************************************************************
** $RCSfile: DtDrawModelInstance.h,v $ $Revision: 1.10 $ $State: Exp $
******************************************************************************/


#pragma once
#include <vrvOsg/DtOsgModelInstance.h>
#include <osg/Group>
#include <osg/Geode>
#include <osg/Geometry>
#include <osgText/Text>

namespace makVrv
{
   class DtDe;

   class DT_DLL_VRVOSG DtDrawModelInstance : public DtOsgModelInstance
   {
   public:
      DtDrawModelInstance(DtDe& de);

      ~DtDrawModelInstance();

      virtual void  addToConnector( DtOsgSceneConnector* connector );
      
      virtual bool removeFromConnector( DtOsgSceneConnector* connector );

      virtual void drawLine(const osg::Vec4& color, const double lineWidth);

      virtual void setPosition( int vtx, const DtVector& position );

      virtual void setVisible (bool isVisible) {}

   protected:
   
       void createText( const std::string& fontName, const osg::Vec4& color, double size );
         
      virtual void resetGeode();

   protected:

      osg::ref_ptr<osg::Group> myGroup;
      osg::ref_ptr<osg::Geode> myShapeGeode;     
      osg::ref_ptr<osg::Geometry> myGeometry;
      osg::ref_ptr<osg::Vec3Array> myPoints;

   };
}