#include "ImageRegionGrow.h"

#include <cpPlugins/Image.h>
#include <fpa/Image/RegionGrow.h>
#include <fpa/Base/RegionGrow.hxx>
#include <fpa/Image/RegionGrow.hxx>
#include <fpa/Base/Algorithm.hxx>
#include <fpa/Image/Algorithm.hxx>
#include <fpa/Image/Functors/RegionGrowAllBelongsFunction.h>

// -------------------------------------------------------------------------
fpaPlugins::ImageRegionGrow::
ImageRegionGrow( )
  : Superclass( )
{
  this->_AddInput( "GrowFunctor", false );
  this->m_Parameters.ConfigureAsUint( "InsideValue" );
  this->m_Parameters.ConfigureAsUint( "OutsideValue" );
  this->m_Parameters.SetUint( "InsideValue", 1 );
  this->m_Parameters.SetUint( "OutsideValue", 0 );
}

// -------------------------------------------------------------------------
fpaPlugins::ImageRegionGrow::
~ImageRegionGrow( )
{
}

// -------------------------------------------------------------------------
std::string fpaPlugins::ImageRegionGrow::
_GenerateData( )
{
  auto image = this->GetInputData( "Input" )->GetITK< itk::DataObject >( );
  std::string   cpPlugin_Image_Demangle_Pixel_AllScalars( r, _GD0, image, 2 );
  if( r != "" ) cpPlugin_Image_Demangle_Pixel_AllScalars( r, _GD0, image, 3 );
  return( r );
}

// -------------------------------------------------------------------------
template< class _TImage >
std::string fpaPlugins::ImageRegionGrow::
_GD0( _TImage* image )
{
  typedef fpa::Image::RegionGrow< _TImage, _TImage > _TFilter;
  typedef typename _TFilter::TGrowingFunction        _TGrowFunctor;
  typedef typename _TFilter::TResult                 _TResult;

  if( image == NULL )
    return( "fpaPlugins::ImageRegionGrow: Invalid image type." );

  // Get functor (if any)
  typename _TGrowFunctor::Pointer functor;
  auto wrap_functor = this->GetInputData( "GrowFunctor" );
  if( wrap_functor != NULL )
    functor = wrap_functor->GetITK< _TGrowFunctor >( );
  if( functor.IsNull( ) )
    functor =
      fpa::Image::Functors::RegionGrowAllBelongsFunction< _TImage >::New( );

  // Create filter
  _TFilter* filter = this->_ConfigureFilter< _TFilter >( );
  filter->SetGrowingFunction( functor );
  filter->SetInsideValue(
    _TResult( this->m_Parameters.GetUint( "InsideValue" ) )
    );
  filter->SetOutsideValue(
    _TResult( this->m_Parameters.GetUint( "OutsideValue" ) )
    );

  // Go!!!
  this->_ExecuteFilter( filter );

  // Connect remaining output
  this->GetOutputData( "Output" )->SetITK( filter->GetOutput( ) );
  return( "" );
}

// eof - $RCSfile$