#include <ImageDistanceMaps/BinaryContourImageFilter.h>
#include <cpPlugins/DataObjects/Image.h>
#include <cpPlugins/DataObjects/Image_Demanglers.h>

#include <itkBinaryContourImageFilter.h>

// -------------------------------------------------------------------------
cpPluginsImageDistanceMaps::BinaryContourImageFilter::
BinaryContourImageFilter( )
  : Superclass( )
{
  typedef cpPlugins::DataObjects::Image _TImage;

  this->_ConfigureInput< _TImage >( "Input", true, false );
  this->_ConfigureOutput< _TImage >( "Output" );

  this->m_Parameters.ConfigureAsReal( "BackgroundValue", 0 );
  this->m_Parameters.ConfigureAsReal( "ForegroundValue", 1 );
  this->m_Parameters.ConfigureAsBool( "FullyConnected", false );
}

// -------------------------------------------------------------------------
cpPluginsImageDistanceMaps::BinaryContourImageFilter::
~BinaryContourImageFilter( )
{
}

// -------------------------------------------------------------------------
void cpPluginsImageDistanceMaps::BinaryContourImageFilter::
_GenerateData( )
{
  auto o = this->GetInputData( "Input" );
  cpPlugins_Demangle_Image_VisualDims_1( o, _GD0 )
    this->_Error( "Invalid input image dimension." );
}

// -------------------------------------------------------------------------
template< class _TImage >
void cpPluginsImageDistanceMaps::BinaryContourImageFilter::
_GD0( _TImage* image )
{
  cpPlugins_Demangle_Image_ScalarPixels_1( image, _GD1, _TImage::ImageDimension )
    this->_Error( "Invalid input image pixel type." );
}

// -------------------------------------------------------------------------
template< class _TImage >
void cpPluginsImageDistanceMaps::BinaryContourImageFilter::
_GD1( _TImage* image )
{
  typedef
    itk::BinaryContourImageFilter< _TImage, _TImage >
    _TFilter;

  // Get parameters
  double b = this->m_Parameters.GetReal( "BackgroundValue" );
  double f = this->m_Parameters.GetReal( "ForegroundValue" );
  double c = this->m_Parameters.GetBool( "FullyConnected" );

  // Configure filter
  _TFilter* filter = this->_CreateITK< _TFilter >( );
  filter->SetInput( image );
  filter->SetBackgroundValue( ( typename _TImage::PixelType )( b ) );
  filter->SetForegroundValue( ( typename _TImage::PixelType )( f ) );
  filter->SetFullyConnected( c );
  filter->Update( );

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

// eof - $RCSfile$