/********************************************************************
**                Image Component Library (ICL)                    **
**                                                                 **
** Copyright (C) 2006-2013 CITEC, University of Bielefeld          **
**                         Neuroinformatics Group                  **
** Website: www.iclcv.org and                                      **
**          http://opensource.cit-ec.de/projects/icl               **
**                                                                 **
** File   : ICLGeom/src/ICLGeom/SceneLightObject.h                 **
** Module : ICLGeom                                                **
** Authors: Christof Elbrechter                                    **
**                                                                 **
**                                                                 **
** GNU LESSER GENERAL PUBLIC LICENSE                               **
** This file may be used under the terms of the GNU Lesser General **
** Public License version 3.0 as published by the                  **
**                                                                 **
** Free Software Foundation and appearing in the file LICENSE.LGPL **
** included in the packaging of this file.  Please review the      **
** following information to ensure the license requirements will   **
** be met: http://www.gnu.org/licenses/lgpl-3.0.txt                **
**                                                                 **
** The development of this software was supported by the           **
** Excellence Cluster EXC 277 Cognitive Interaction Technology.    **
** The Excellence Cluster EXC 277 is a grant of the Deutsche       **
** Forschungsgemeinschaft (DFG) in the context of the German       **
** Excellence Initiative.                                          **
**                                                                 **
********************************************************************/

#pragma once

#include <ICLUtils/CompatMacros.h>
#include <ICLGeom/SceneObject.h>
#include <ICLGeom/Scene.h>

namespace icl{
  namespace geom{
    
    /// The scene light object looks like a light bulb and represents an OpenGL light
    /** This class is used by the Scene class to visualize lights in the 3D scene */
    class ICLGeom_API SceneLightObject : public SceneObject{
      /// thread of the bulb is implemented as a child object
      class ThreadPart; 

      /// parent scene
      Scene *m_scene;
      
      /// corresponding light ID
      int m_lightID;
      
      /// internal flag
      bool m_hasText;
      
      public:
      /// constructor
      SceneLightObject(Scene *scene, int lightID);

      /// custom rendering stuff
      virtual void prepareForRendering();
    };
    
  }
}