itkImageToVTKImageFilter.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 itkImageToVTKImageFilter_h
#define itkImageToVTKImageFilter_h
 
#include "itkVTKImageExport.h"
#include "vtkImageImport.h"
#include "vtkImageData.h"
 
namespace itk
{
 
template <typename TInputImage>
class ITK_TEMPLATE_EXPORT ImageToVTKImageFilter : public ProcessObject
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(ImageToVTKImageFilter);
 
  using Self = ImageToVTKImageFilter;
  using Superclass = ProcessObject;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkOverrideGetNameOfClassMacro(ImageToVTKImageFilter);
 
  using InputImageType = TInputImage;
  using InputImagePointer = typename InputImageType::ConstPointer;
 
  using ExporterFilterType = VTKImageExport<InputImageType>;
  using ExporterFilterPointer = typename ExporterFilterType::Pointer;
 
  vtkImageData *
  GetOutput() const;
 
  using Superclass::SetInput;
  void
  SetInput(const InputImageType *);
  InputImageType *
  GetInput();
  vtkImageImport *
  GetImporter() const;
 
  ExporterFilterType *
  GetExporter() const;
 
  void
  Update() override;
 
  void
  UpdateLargestPossibleRegion() override;
 
protected:
  ImageToVTKImageFilter();
  ~ImageToVTKImageFilter() override;
 
private:
  ExporterFilterPointer m_Exporter{};
  vtkImageImport *      m_Importer{};
};
 
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkImageToVTKImageFilter.hxx"
#endif
 
#endif