text: /*=========================================================================
   *
   *  Copyright NumFOCUS
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
   *  you may not use this file except in compliance with the License.
   *  You may obtain a copy of the License at
   *
   *         http://www.apache.org/licenses/LICENSE-2.0.txt
   *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   *
   *=========================================================================*/
  #ifndef itkShapeOpeningLabelMapFilter_hxx
  #define itkShapeOpeningLabelMapFilter_hxx
  
  #include "itkLabelMapUtilities.h"
  
  namespace itk
  {
  template <typename TImage>
  ShapeOpeningLabelMapFilter<TImage>::ShapeOpeningLabelMapFilter()
  {
    m_Lambda = 0.0;
    m_ReverseOrdering = false;
    m_Attribute = LabelObjectType::NUMBER_OF_PIXELS;
  
    // create the output image for the removed objects
    this->SetNumberOfRequiredOutputs(2);
    this->SetNthOutput(1, static_cast<TImage *>(this->MakeOutput(1).GetPointer()));
  }
  
  template <typename TImage>
  void
  ShapeOpeningLabelMapFilter<TImage>::GenerateData()
  {
    switch (m_Attribute)
    {
      itkShapeLabelMapFilterDispatchMacro() default : itkExceptionMacro(<< "Unknown attribute type");
      break;
    }
  }
  
  template <typename TImage>
  void
  ShapeOpeningLabelMapFilter<TImage>::PrintSelf(std::ostream & os, Indent indent) const
  {
    Superclass::PrintSelf(os, indent);
  
    os << indent << "ReverseOrdering: " << m_ReverseOrdering << std::endl;
    os << indent << "Lambda: " << m_Lambda << std::endl;
    os << indent << "Attribute: " << LabelObjectType::GetNameFromAttribute(m_Attribute) << " (" << m_Attribute << ")"
       << std::endl;
  }
  } // end namespace itk
  #endif
  