/********************************************************************
**                Image Component Library (ICL)                    **
**                                                                 **
** Copyright (C) 2006-2012 CITEC, University of Bielefeld          **
**                         Neuroinformatics Group                  **
** Website: www.iclcv.org and                                      **
**          http://opensource.cit-ec.de/projects/icl               **
**                                                                 **
** File   : include/ICLIO/RSBImageOutput.h                         **
** Module : ICLIO                                                  **
** Authors: Christof Elbrechter                                    **
**                                                                 **
**                                                                 **
** Commercial License                                              **
** ICL can be used commercially, please refer to our website       **
** www.iclcv.org for more details.                                 **
**                                                                 **
** GNU General Public License Usage                                **
** Alternatively, this file may be used under the terms of the     **
** GNU General Public License version 3.0 as published by the      **
** Free Software Foundation and appearing in the file LICENSE.GPL  **
** included in the packaging of this file.  Please review the      **
** following information to ensure the GNU General Public License  **
** version 3.0 requirements will be met:                           **
** http://www.gnu.org/copyleft/gpl.html.                           **
**                                                                 **
** 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 <ICLIO/GenericImageOutput.h>

#if !defined(HAVE_RSB) || !defined(HAVE_PROTOBUF)
#warning "This header should only be included if HAVE_RSB and HAVE_PROTOBUF are defined and available in ICL"
#endif
namespace icl{
  namespace io{
    
    /// image output implementation using the "Robotics Service Bus (RSB)"
    class RSBImageOutput : public ImageOutput{
      struct Data;  //!< pimpl type
      Data *m_data; //!< pimpl pointer
      
      public:
      /// creates a null instance
      RSBImageOutput();
  
      /// Destructor
      ~RSBImageOutput();
      
      /// create RSBImageOutput with given scope and comma separated transport list
      /** supported transports are socket, spread and inprocess. Please note, that
          the spread-transport requires spread running. */
      RSBImageOutput(const std::string &scope, const std::string &transportList="spread");
      
      /// deferred initialization (see RSBImageOutput(const string&,const string&)
      /** supported transports are socket, spread and inprocess. Please note, that
          the spread-transport requires spread running. */
      void init(const std::string &scope, const std::string &transportList="spread");
      
      /// sender method
      virtual void send(const core::ImgBase *image);
      
      /// returns whether this is a null instance
      inline bool isNull() const { return !m_data; }
      
      /// returns whether this is not a null instance
      inline operator bool() const { return static_cast<bool>(m_data); }
    };
  } // namespace io
}