/*=========================================================================                                                                               
  Program:   bbtk
  Module:    $RCSfile: bbstdGetVectorElement.h,v $
  Language:  C++
  Date:      $Date: 2009/07/23 12:27:36 $
  Version:   $Revision: 1.6 $
=========================================================================*/

/* ---------------------------------------------------------------------

* Copyright (c) CREATIS-LRMN (Centre de Recherche en Imagerie Medicale)
* Authors : Eduardo Davila, Laurent Guigues, Jean-Pierre Roux
*
*  This software is governed by the CeCILL-B license under French law and 
*  abiding by the rules of distribution of free software. You can  use, 
*  modify and/ or redistribute the software under the terms of the CeCILL-B 
*  license as circulated by CEA, CNRS and INRIA at the following URL 
*  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html 
*  or in the file LICENSE.txt.
*
*  As a counterpart to the access to the source code and  rights to copy,
*  modify and redistribute granted by the license, users are provided only
*  with a limited warranty  and the software's author,  the holder of the
*  economic rights,  and the successive licensors  have only  limited
*  liability. 
*
*  The fact that you are presently reading this means that you have had
*  knowledge of the CeCILL-B license and that you accept its terms.
* ------------------------------------------------------------------------ */                                                                         


#ifndef __bbstdGetVectorElement_INCLUDED_h__
#define __bbstdGetVectorElement_INCLUDED_h__

#include "bbtkAtomicBlackBox.h"
#include "bbstd_EXPORT.h"

namespace bbstd
{
  //=================================================================
  // BlackBox declaration
  template <class T>
  class bbstd_EXPORT GetVectorElement : public bbtk::AtomicBlackBox
  {  
    BBTK_TEMPLATE_BLACK_BOX_INTERFACE(GetVectorElement,bbtk::AtomicBlackBox,T);
    BBTK_DECLARE_INPUT(In,std::vector<T>);
    BBTK_DECLARE_INPUT(I,int);    
    BBTK_DECLARE_OUTPUT(Out,T);
    BBTK_PROCESS(DoIt);
    void DoIt(); 
  };
  //=================================================================

  //=================================================================
  // BlackBox description
  BBTK_BEGIN_DESCRIBE_TEMPLATE_BLACK_BOX(GetVectorElement,bbtk::AtomicBlackBox);
  BBTK_NAME("Get"+bbtk::HumanTypeName<std::vector<T> >()+"Element");
  BBTK_AUTHOR("info-dev@creatis.insa-lyon.fr");
 // BBTK_DEFAULT_ADAPTOR();
  BBTK_DESCRIPTION("Gets the i-th element from the input vector ("+bbtk::TypeName<std::vector<T> >());
  typedef std::vector<T> Tvector;
  BBTK_TEMPLATE_INPUT(GetVectorElement, In,"Input",Tvector);
  BBTK_TEMPLATE_INPUT(GetVectorElement, I, "Input",int);  
  BBTK_TEMPLATE_OUTPUT(GetVectorElement,Out,"Output",T);
  BBTK_END_DESCRIBE_TEMPLATE_BLACK_BOX(GetVectorElement);
  //=================================================================

  //=================================================================
  template <class T>
  void GetVectorElement<T>::DoIt()
  {
   // unsigned int i = bbGetInputI();
    bbSetOutputOut(bbGetInputIn()[bbGetInputI()]);
  }
  //=================================================================

  //=================================================================  
  template <class T>
  void GetVectorElement<T>::bbUserSetDefaultValues()
  {

  }
  //=================================================================
  //=================================================================  
  template <class T>
  void GetVectorElement<T>::bbUserInitializeProcessing()
  {

  }
  //=================================================================
  //=================================================================  
  template <class T>
  void GetVectorElement<T>::bbUserFinalizeProcessing()
  {

  }
  //=================================================================

} // namespace bbstd

#endif //__bbstdGetVectorElement_INCLUDED_h__