/*=========================================================================
  Program:   vv                     http://www.creatis.insa-lyon.fr/rio/vv

  Authors belong to:
  - University of LYON              http://www.universite-lyon.fr/
  - Léon Bérard cancer center       http://oncora1.lyon.fnclcc.fr
  - CREATIS CNRS laboratory         http://www.creatis.insa-lyon.fr

  This software is distributed WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  PURPOSE.  See the copyright notices for more information.

  It is distributed under dual licence

  - BSD        See included LICENSE.txt file
  - CeCILL-B   http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
======================================================================-====*/
#ifndef _itkVTKImageToImageFilter_txx
#define _itkVTKImageToImageFilter_txx
#include "itkVTKImageToImageFilter.h"

namespace itk
{



/**
 * Constructor
 */
template <class TOutputImage>
VTKImageToImageFilter<TOutputImage>
::VTKImageToImageFilter()
{

  m_Exporter = vtkImageExport::New();

  m_Importer = ImporterFilterType::New();

  m_Importer->SetUpdateInformationCallback( m_Exporter->GetUpdateInformationCallback());
  m_Importer->SetPipelineModifiedCallback( m_Exporter->GetPipelineModifiedCallback());
  m_Importer->SetWholeExtentCallback( m_Exporter->GetWholeExtentCallback());
  m_Importer->SetSpacingCallback( m_Exporter->GetSpacingCallback());
  m_Importer->SetOriginCallback( m_Exporter->GetOriginCallback());
  m_Importer->SetScalarTypeCallback( m_Exporter->GetScalarTypeCallback());
  m_Importer->SetNumberOfComponentsCallback( m_Exporter->GetNumberOfComponentsCallback());
  m_Importer->SetPropagateUpdateExtentCallback( m_Exporter->GetPropagateUpdateExtentCallback());
  m_Importer->SetUpdateDataCallback( m_Exporter->GetUpdateDataCallback());
  m_Importer->SetDataExtentCallback( m_Exporter->GetDataExtentCallback());
  m_Importer->SetBufferPointerCallback( m_Exporter->GetBufferPointerCallback());
  m_Importer->SetCallbackUserData( m_Exporter->GetCallbackUserData());

}




/**
 * Destructor
 */
template <class TOutputImage>
VTKImageToImageFilter<TOutputImage>
::~VTKImageToImageFilter()
{
  if ( m_Exporter ) {
    m_Exporter->Delete();
    m_Exporter = 0;
  }
}



/**
 * Set a vtkImageData as input
 */
template <class TOutputImage>
void
VTKImageToImageFilter<TOutputImage>
::SetInput( vtkImageData * inputImage )
{
  m_Exporter->SetInput( inputImage );
}



/**
 * Get an itk::Image as output
 */
template <class TOutputImage>
//const 
typename VTKImageToImageFilter<TOutputImage>::OutputImageType *
VTKImageToImageFilter<TOutputImage>
::GetOutput() const
{
  return m_Importer->GetOutput();
}




/**
 * Get the exporter filter
 */
template <class TOutputImage>
vtkImageExport *
VTKImageToImageFilter<TOutputImage>
::GetExporter() const
{
  return m_Exporter;
}



/**
 * Get the importer filter
 */
template <class TOutputImage>
typename VTKImageToImageFilter<TOutputImage>::ImporterFilterType *
VTKImageToImageFilter<TOutputImage>
::GetImporter() const
{
  return m_Importer;
}




/**
 * Delegate the Update to the importer
 */
template <class TOutputImage>
void
VTKImageToImageFilter<TOutputImage>
::Update()
{
  m_Importer->Update();
}




} // end namespace itk

#endif