itkVTKImageExport.h

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/*=========================================================================
 *
 *  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
 *
 *         https://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 itkVTKImageExport_h
#define itkVTKImageExport_h
 
#include "itkVTKImageExportBase.h"
#include "itkConceptChecking.h"
 
namespace itk
{
template <typename TInputImage>
class ITK_TEMPLATE_EXPORT VTKImageExport : public VTKImageExportBase
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(VTKImageExport);

  using Self = VTKImageExport;
  using Superclass = VTKImageExportBase;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
  static constexpr unsigned int InputImageDimension = TInputImage::ImageDimension;

  itkOverrideGetNameOfClassMacro(VTKImageExport);

  itkNewMacro(Self);

  using InputImageType = TInputImage;
 
  itkConceptMacro(ImageDimensionCheck, (Concept::SameDimensionOrMinusOneOrTwo<3, Self::InputImageDimension>));

  using Superclass::SetInput;
  void
  SetInput(const InputImageType *);
  InputImageType *
  GetInput();
 
protected:
  VTKImageExport();
  ~VTKImageExport() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  using InputImagePointer = typename InputImageType::Pointer;
  using InputRegionType = typename InputImageType::RegionType;
  using InputSizeType = typename InputRegionType::SizeType;
  using InputIndexType = typename InputRegionType::IndexType;
 
  int *
  WholeExtentCallback() override;
 
  double *
  SpacingCallback() override;
 
  double *
  OriginCallback() override;
 
  double *
  DirectionCallback() override;
 
  float *
  FloatSpacingCallback() override;
 
  float *
  FloatOriginCallback() override;
 
  const char *
  ScalarTypeCallback() override;
 
  int
  NumberOfComponentsCallback() override;
 
  void
  PropagateUpdateExtentCallback(int *) override;
 
  int *
  DataExtentCallback() override;
 
  void *
  BufferPointerCallback() override;
 
private:
  std::string m_ScalarTypeName{};
  int         m_WholeExtent[6]{};
  int         m_DataExtent[6]{};
  double      m_DataSpacing[3]{};
  double      m_DataOrigin[3]{};
  double      m_DataDirection[9]{};
  float       m_FloatDataSpacing[3]{};
  float       m_FloatDataOrigin[3]{};
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkVTKImageExport.hxx"
#endif
 
#endif