#include "ImageRegionGrow.h"

#include <cpPlugins/Image.h>
#include <fpa_Instances/Filters.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( )
{
}

// -------------------------------------------------------------------------
void fpaPlugins::ImageRegionGrow::
_GenerateData( )
{
  auto image = this->GetInputData< itk::DataObject >( "Input" );
  cpPlugins_Image_Demangle_Pixel_AllScalars     ( _GD0, image, 2 );
  else cpPlugins_Image_Demangle_Pixel_AllScalars( _GD0, image, 3 );
  else this->_Error( "No valid input image." );
}

// -------------------------------------------------------------------------
template< class _TImage >
void fpaPlugins::ImageRegionGrow::
_GD0( _TImage* image )
{
  typedef unsigned short _TPixel;
  typedef itk::Image< _TPixel, _TImage::ImageDimension > _TOutImage;
  typedef fpa::Image::RegionGrow< _TImage, _TOutImage >  _TFilter;
  typedef typename _TFilter::TGrowingFunction            _TGrowFunctor;
  typedef typename _TFilter::TResult                     _TResult;

  // Create filter
  _TFilter* filter = this->_ConfigureFilter< _TFilter >( );

  typename _TGrowFunctor::Pointer functor;
  auto wrap_functor = this->GetInput( "GrowFunctor" );
  if( wrap_functor != NULL )
    functor = wrap_functor->GetITK< _TGrowFunctor >( );
  if( functor.IsNull( ) )
    filter->SetGrowingFunction( functor );
  filter->SetInsideValue(
    _TResult( this->m_Parameters.GetUint( "InsideValue" ) )
    );
  filter->SetOutsideValue(
    _TResult( this->m_Parameters.GetUint( "OutsideValue" ) )
    );

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

// eof - $RCSfile$