#include <cpPluginsImageFilters/HistogramThresholdImageFilter.h>
#include <cpPlugins/Image.h>
#include <cpPlugins_ITKInstances/ImageFilters.h>

#include <itkHistogramThresholdImageFilter.h>
#include <itkHistogramThresholdImageFilter.hxx>
#include <itkBinaryFunctorImageFilter.hxx>

// -------------------------------------------------------------------------
cpPluginsImageFilters::HistogramThresholdImageFilter::
HistogramThresholdImageFilter( )
  : Superclass( )
{
  this->_AddInput( "Input" );
  this->_AddInput( "Calculator" );
  this->_AddInput( "Mask", false );
  this->_AddOutput< cpPlugins::Image >( "Output" );

  this->m_Parameters.ConfigureAsUint( "NumberOfHistogramBins" );
  this->m_Parameters.ConfigureAsBool( "AutoMinimumMaximum" );
  this->m_Parameters.ConfigureAsBool( "MaskOutput" );
  this->m_Parameters.ConfigureAsReal( "MaskValue" );
  this->m_Parameters.ConfigureAsReal( "Threshold" );

  this->m_Parameters.SetUint( "NumberOfHistogramBins", 256 );
  this->m_Parameters.SetBool( "AutoMinimumMaximum", true );
  this->m_Parameters.SetBool( "MaskOutput", false );
  this->m_Parameters.SetReal( "MaskValue", 1 );
  this->m_Parameters.SetReal( "Threshold", 0 );
}

// -------------------------------------------------------------------------
cpPluginsImageFilters::HistogramThresholdImageFilter::
~HistogramThresholdImageFilter( )
{
}

// -------------------------------------------------------------------------
std::string cpPluginsImageFilters::HistogramThresholdImageFilter::
_GenerateData( )
{
  auto image = this->GetInputData( "Input" )->GetITK< itk::DataObject >( );
  std::string   cpPlugin_Image_Demangle_Pixel_AllScalars( r, _GD0, image, 1 );
  if( r != "" ) cpPlugin_Image_Demangle_Pixel_AllScalars( r, _GD0, image, 2 );
  if( r != "" ) cpPlugin_Image_Demangle_Pixel_AllScalars( r, _GD0, image, 3 );
  if( r != "" ) cpPlugin_Image_Demangle_Pixel_AllScalars( r, _GD0, image, 4 );
  return( r );
}

// -------------------------------------------------------------------------
template< class _TImage >
std::string cpPluginsImageFilters::HistogramThresholdImageFilter::
_GD0( _TImage* image )
{
  if( image != NULL )
    return( this->_GD1< _TImage, unsigned char >( image ) );
  else
    return(
      "ImageFilters::HistogramThresholdImageFilter: No valid input image."
      );
}

// -------------------------------------------------------------------------
template< class _TImage, class _TBinaryPixel >
std::string cpPluginsImageFilters::HistogramThresholdImageFilter::
_GD1( _TImage* image )
{
  typedef itk::Image< _TBinaryPixel, _TImage::ImageDimension > _TBinaryImage;
  typedef itk::HistogramThresholdImageFilter< _TImage, _TBinaryImage > _TFilter;

  // Get parameters

  // Configure filter
  _TFilter* filter = this->_CreateITK< _TFilter >( );
  filter->SetInput( image );
  filter->Update( );

  // Connect output
  this->GetOutputData( "Output" )->SetITK( filter->GetOutput( ) );
  return( "HistogramThresholdImage: not complete yet." );
}

// eof - $RCSfile$