itkSpatialObjectDuplicator.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 itkSpatialObjectDuplicator_h
#define itkSpatialObjectDuplicator_h
 
#include "itkObject.h"
#include "itkSpatialObject.h"
 
namespace itk
{
template <typename TInputSpatialObject>
class ITK_TEMPLATE_EXPORT SpatialObjectDuplicator : public Object
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(SpatialObjectDuplicator);
 
  using Self = SpatialObjectDuplicator;
  using Superclass = Object;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkOverrideGetNameOfClassMacro(SpatialObjectDuplicator);
 
  using SpatialObjectType = TInputSpatialObject;
  using SpatialObjectPointer = typename TInputSpatialObject::Pointer;
  using SpatialObjectConstPointer = typename TInputSpatialObject::ConstPointer;
 
  static constexpr unsigned int ObjectDimension = SpatialObjectType::ObjectDimension;
 
  using InternalSpatialObjectType = SpatialObject<Self::ObjectDimension>;
 
  itkSetConstObjectMacro(Input, SpatialObjectType);
 
  // NOTE:  The m_GeneratedImageSource is only
  //       exposed via the Source generation interface
  //       by the GetOutput() method that mimics
  //       a process object.
  virtual const SpatialObjectType *
  GetOutput() const
  {
    return this->m_DuplicateSpatialObject.GetPointer();
  }
  virtual SpatialObjectType *
  GetOutput()
  {
    return this->m_DuplicateSpatialObject.GetPointer();
  }
#if !defined(ITK_LEGACY_REMOVE)
  // This interface was exposed in ITKv4 when the itkGetModifiableObjectMacro was used
  virtual SpatialObjectType *
  GetModifiedOutput()
  {
    return this->m_DuplicateSpatialObject.GetPointer();
  }
#endif
 
 
  void
  Update();
 
protected:
  SpatialObjectDuplicator();
  ~SpatialObjectDuplicator() override = default;
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
  void
  CopyObject(const InternalSpatialObjectType * source, InternalSpatialObjectType * destination);
 
private:
  SpatialObjectConstPointer m_Input{};
  SpatialObjectPointer      m_DuplicateSpatialObject{};
  ModifiedTimeType          m_InternalSpatialObjectTime{};
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkSpatialObjectDuplicator.hxx"
#endif
 
#endif /* itkSpatialObjectDuplicator_h */