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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
{
/**
* \class SpatialObjectDuplicator
* This helper class create an SpatialObject which is perfect
* copy of the input SpatialObject
* \ingroup ITKSpatialObjects
*/
template <typename TInputSpatialObject>
class ITK_TEMPLATE_EXPORT SpatialObjectDuplicator : public Object
{
public:
ITK_DISALLOW_COPY_AND_MOVE(SpatialObjectDuplicator);
/** Standard class type aliases. */
using Self = SpatialObjectDuplicator;
using Superclass = Object;
using Pointer = SmartPointer<Self>;
using ConstPointer = SmartPointer<const Self>;
itkNewMacro(Self);
/** \see LightObject::GetNameOfClass() */
itkOverrideGetNameOfClassMacro(SpatialObjectDuplicator);
/** Type definitions for the input SpatialObject. */
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>;
/** Get/Set the input SpatialObject. */
itkSetConstObjectMacro(Input, SpatialObjectType);
/**
* Provide an interface to match that
* of other ProcessObjects
* for this source generation object
* by returning a non-const pointer
* for the generated Object.
*/
// 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
/** Compute of the input SpatialObject. */
void
Update();
protected:
SpatialObjectDuplicator();
~SpatialObjectDuplicator() override = default;
void
PrintSelf(std::ostream & os, Indent indent) const override;
/** Recursive function to copy the objects */
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 */
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