itkPadImageFilter.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 itkPadImageFilter_h
#define itkPadImageFilter_h

#include "itkPadImageFilterBase.h"

#include "itkImageBoundaryCondition.h"

namespace itk
{
template< typename TInputImage, typename TOutputImage >
class ITK_TEMPLATE_EXPORT PadImageFilter:
  public PadImageFilterBase< TInputImage, TOutputImage >
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(PadImageFilter);

  using Self = PadImageFilter;
  using Superclass = PadImageFilterBase< TInputImage, TOutputImage >;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  using OutputImageRegionType = typename TOutputImage::RegionType;
  using InputImageRegionType = typename TInputImage::RegionType;

  using OutputImagePixelType = typename TOutputImage::PixelType;
  using InputImagePixelType = typename TInputImage::PixelType;

  using OutputImageIndexType = typename TOutputImage::IndexType;
  using InputImageIndexType = typename TInputImage::IndexType;
  using OutputImageSizeType = typename TOutputImage::SizeType;
  using InputImageSizeType = typename TInputImage::SizeType;
  using SizeType = typename TInputImage::SizeType;
  using SizeValueType = typename TInputImage::SizeValueType;

  using BoundaryConditionType = ImageBoundaryCondition< TInputImage, TOutputImage >;
  using BoundaryConditionPointerType = BoundaryConditionType *;

  itkTypeMacro(PadImageFilter, PadImageFilterBase);

  static constexpr unsigned int ImageDimension = TInputImage::ImageDimension;

  itkSetMacro(PadLowerBound, SizeType);
  itkSetMacro(PadUpperBound, SizeType);
  itkGetConstReferenceMacro(PadLowerBound, SizeType);
  itkGetConstReferenceMacro(PadUpperBound, SizeType);
  itkSetVectorMacro(PadLowerBound, const SizeValueType, ImageDimension);
  itkSetVectorMacro(PadUpperBound, const SizeValueType, ImageDimension);

  void SetPadBound(const InputImageSizeType & bound)
  {
    this->SetPadLowerBound(bound);
    this->SetPadUpperBound(bound);
  }

protected:
  PadImageFilter();
  ~PadImageFilter() override = default;
  void PrintSelf(std::ostream & os, Indent indent) const override;

  void GenerateOutputInformation() override;

private:
  SizeType m_PadLowerBound;
  SizeType m_PadUpperBound;
};
} // end namespace itk

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

#endif