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/usr/include/ITK-4.5/itkAttributeLabelObject.h is in libinsighttoolkit4-dev 4.5.0-3.

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  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 __itkAttributeLabelObject_h
#define __itkAttributeLabelObject_h

#include "itkLabelObject.h"
#include "itkLabelMap.h"

namespace itk
{


namespace Functor {

template< typename TLabelObject >
class AttributeLabelObjectAccessor
{
public:
  typedef TLabelObject                                 LabelObjectType;
  typedef typename LabelObjectType::AttributeValueType AttributeValueType;

  inline const AttributeValueType operator()( const LabelObjectType * labelObject )
    {
    return labelObject->GetAttribute();
    }

  inline void operator()( LabelObjectType * labelObject, AttributeValueType value )
    {
    labelObject->SetAttribute( value );
    }
};

}


/** \class AttributeLabelObject
 *  \brief A LabelObject with a generic attribute
 *
 * The attribute type is defined in the third template parameter.
 * The attribute is then accessible with the GetAttribute() and SetAttribute
 * methods or through the accessor itk::Functor::AttributeLabelObjectAccessor.
 *
 * \author Gaetan Lehmann. Biologie du Developpement et de la Reproduction, INRA de Jouy-en-Josas, France.
 *
 * This implementation was taken from the Insight Journal paper:
 * http://hdl.handle.net/1926/584  or
 * http://www.insight-journal.org/browse/publication/176
 *
 * \sa LabelObject, ShapeLabelObject, StatisticsLabelObject
 *
 * \ingroup DataRepresentation
 * \ingroup ITKLabelMap
 */
template < typename TLabel, unsigned int VImageDimension, typename TAttributeValue >
class AttributeLabelObject : public LabelObject< TLabel, VImageDimension >
{
public:
  /** Standard class typedefs */
  typedef AttributeLabelObject                   Self;
  typedef LabelObject< TLabel, VImageDimension > Superclass;
  typedef SmartPointer< Self >                   Pointer;
  typedef typename Superclass::LabelObjectType   LabelObjectType;
  typedef SmartPointer< const Self >             ConstPointer;
  typedef WeakPointer< const Self >              ConstWeakPointer;

  /** Method for creation through the object factory. */
  itkNewMacro(Self);

  /** Run-time type information (and related methods). */
  itkTypeMacro(AttributeLabelObject, LabelObject);

  typedef LabelMap< Self > LabelMapType;

  itkStaticConstMacro(ImageDimension, unsigned int, VImageDimension);

  typedef typename Superclass::IndexType IndexType;

  typedef TLabel LabelType;

  typedef typename Superclass::LineType LineType;

  typedef typename Superclass::LengthType LengthType;

  typedef TAttributeValue AttributeValueType;

  void SetAttribute( const AttributeValueType & v )
    {
    m_Attribute = v;
    }

  const AttributeValueType & GetAttribute() const
    {
    return m_Attribute;
    }

  AttributeValueType GetAttribute()
    {
    return m_Attribute;
    }


  virtual void CopyAttributesFrom( const LabelObjectType * lo )
    {
    Superclass::CopyAttributesFrom( lo );

    // copy the data of the current type if possible
    const Self * src = dynamic_cast<const Self *>( lo );
    if( src == NULL )
      {
      return;
      }
    m_Attribute = src->m_Attribute;
    }

protected:
  AttributeLabelObject()
    {
    // how to initialize the attribute ?
    }


  void PrintSelf(std::ostream& os, Indent indent) const
    {
    Superclass::PrintSelf( os, indent );

    os << indent << "Attribute: " << m_Attribute << std::endl;
    }

private:
  AttributeLabelObject(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented

  AttributeValueType m_Attribute;


};

} // end namespace itk

#endif