itkBinaryCrossStructuringElement.h

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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 itkBinaryCrossStructuringElement_h
#define itkBinaryCrossStructuringElement_h

#include "itkNeighborhood.h"

namespace itk
{
template< typename TPixel, unsigned int VDimension = 2,
          typename TAllocator = NeighborhoodAllocator< TPixel > >
class ITK_TEMPLATE_EXPORT BinaryCrossStructuringElement:
  public Neighborhood< TPixel, VDimension, TAllocator >
{
public:
  using Self = BinaryCrossStructuringElement;
  using Superclass = Neighborhood< TPixel, VDimension, TAllocator >;

  using AllocatorType = TAllocator;

  static constexpr unsigned int NeighborhoodDimension = VDimension;

  using PixelType = TPixel;

  using Iterator = typename AllocatorType::iterator;
  using ConstIterator = typename AllocatorType::const_iterator;

  using SizeType = typename Superclass::SizeType;
  using SizeValueType = typename Superclass::SizeValueType;

  using OffsetType = typename Superclass::OffsetType;
  using OffsetValueType = typename OffsetType::OffsetValueType;

  using RadiusType = typename Superclass::RadiusType;

  using SliceIteratorType = SliceIterator< TPixel, Self >;

  BinaryCrossStructuringElement()
  {
    // Default structuring element is defined to be 3x3x3...
    RadiusType radius;
    radius.Fill(1);
    Self::SetRadius(radius);
    Self::CreateStructuringElement();
  }

  ~BinaryCrossStructuringElement() override = default;

  BinaryCrossStructuringElement(const Self & other):
    Neighborhood< TPixel, VDimension, TAllocator >(other)
  {}

  Self & operator=(const Self & other)
  {
    Superclass::operator=(other);
    return *this;
  }

  void CreateStructuringElement();

protected:

private:
};
} // namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkBinaryCrossStructuringElement.hxx"
#endif

#endif