#include "ImageWriter.h"
#include <cpPlugins/Interface/Image.h>

#include <itkImageFileWriter.h>

// -------------------------------------------------------------------------
cpPlugins::IO::ImageWriter::
ImageWriter( )
  : Superclass( )
{
  this->SetNumberOfInputs( 1 );

  using namespace cpPlugins::Interface;
  this->m_DefaultParameters.Configure( Parameters::String, "FileName" );
  this->m_Parameters = this->m_DefaultParameters;
}

// -------------------------------------------------------------------------
cpPlugins::IO::ImageWriter::
~ImageWriter( )
{
}

// -------------------------------------------------------------------------
std::string cpPlugins::IO::ImageWriter::
_GenerateData( )
{
  cpPlugins::Interface::Image* image =
    this->GetInput< cpPlugins::Interface::Image >( 0 );
  if( image == NULL )
    return( "ImageWriter: No input image." );

  itk::DataObject* itk_image = NULL;
  std::string r = "";
  /*
  cpPlugins_Image_Demangle_AllTypes( 2, image, itk_image, r, _RealGD );
  else cpPlugins_Image_Demangle_AllTypes( 3, image, itk_image, r, _RealGD );
  else cpPlugins_Image_Demangle_AllTypes( 4, image, itk_image, r, _RealGD );
  else cpPlugins_VectorImage_Demangle_AllTypes( 2, image, itk_image, r, _RealGD );
  else cpPlugins_VectorImage_Demangle_AllTypes( 3, image, itk_image, r, _RealGD );
  else cpPlugins_VectorImage_Demangle_AllTypes( 4, image, itk_image, r, _RealGD );
  else */r = "ImageWriter: Input image type not supported.";

  return( r );
}

// -------------------------------------------------------------------------
template< class I >
std::string cpPlugins::IO::ImageWriter::
_RealGD( itk::DataObject* image )
{
  // Get filename
  std::string fname = this->m_Parameters.GetValueAsString( "FileName" );

  typedef itk::ImageFileWriter< I > _W;
  _W* writer = this->_CreateITK< _W >( );
  writer->SetFileName( fname );
  writer->SetInput( dynamic_cast< I* >( image ) );
  try
  {
    writer->Update( );
  }
  catch( itk::ExceptionObject& err )
  {
    return( "ImageWriter: " + std::string( err.GetDescription( ) ) );

  } // yrt
  return( "" );
}

// eof - $RCSfile$