sitkMemberFunctionFactory.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
 *
 *         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 sitkMemberFunctionFactory_h
#define sitkMemberFunctionFactory_h
 
#include "sitkDetail.h"
#include "sitkMemberFunctionFactoryBase.h"
#include "sitkPixelIDValues.h"
 
namespace itk::simple::detail
{
 
template <typename TMemberFunctionPointer>
class MemberFunctionFactory : protected MemberFunctionFactoryBase<TMemberFunctionPointer, std::pair<unsigned int, int>>
{
 
public:
  using Superclass = MemberFunctionFactoryBase<TMemberFunctionPointer, std::pair<unsigned int, int>>;
  using Self = MemberFunctionFactory;
 
  using MemberFunctionType = TMemberFunctionPointer;
  using ObjectType = typename ::detail::FunctionTraits<MemberFunctionType>::ClassType;
  using FunctionObjectType = typename Superclass::FunctionObjectType;
 
  MemberFunctionFactory(ObjectType * pObject);
 
  template <typename TImageType>
  void
  Register(MemberFunctionType pfunc, TImageType *);
 
  template <typename TPixelIDTypeList, unsigned int VImageDimension, typename TAddressor>
  void
  RegisterMemberFunctions();
  template <typename TPixelIDTypeList, unsigned int VImageDimension>
  void
  RegisterMemberFunctions()
  {
    using AddressorType = detail::MemberFunctionAddressor<TMemberFunctionPointer>;
    this->RegisterMemberFunctions<TPixelIDTypeList, VImageDimension, AddressorType>();
  }
 
  template <typename TPixelIDTypeList, unsigned int VImageDimension, unsigned int VImageDimensionStop>
  void
  RegisterMemberFunctions()
  {
    using AddressorType = detail::MemberFunctionAddressor<TMemberFunctionPointer>;
    this->RegisterMemberFunctions<TPixelIDTypeList, VImageDimension, VImageDimensionStop, AddressorType>();
  }
  template <typename TPixelIDTypeList,
            unsigned int VImageDimension,
            unsigned int VImageDimensionStop,
            typename TAddressor>
  typename std::enable_if<(VImageDimensionStop > VImageDimension)>::type
  RegisterMemberFunctions()
  {
    this->RegisterMemberFunctions<TPixelIDTypeList, VImageDimensionStop, TAddressor>();
    this->RegisterMemberFunctions<TPixelIDTypeList, VImageDimension, VImageDimensionStop - 1, TAddressor>();
  }
  template <typename TPixelIDTypeList,
            unsigned int VImageDimension,
            unsigned int VImageDimensionStop,
            typename TAddressor>
  typename std::enable_if<(VImageDimensionStop == VImageDimension)>::type
  RegisterMemberFunctions()
  {
    this->RegisterMemberFunctions<TPixelIDTypeList, VImageDimensionStop, TAddressor>();
  }
  bool
  HasMemberFunction(PixelIDValueType pixelID, unsigned int imageDimension) const noexcept;
 
  FunctionObjectType
  GetMemberFunction(PixelIDValueType pixelID, unsigned int imageDimension);
 
protected:
  ObjectType * m_ObjectPointer;
};
 
} // namespace itk::simple::detail
 
#include "sitkMemberFunctionFactory.hxx"
 
#endif //  sitkMemberFunctionFactory_h