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
{
namespace simple
{
// this namespace is internal classes not part of the external simple ITK interface
namespace 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;
 
};
 
} // end namespace detail
} // end namespace simple
} // end namespace itk
 
#include "sitkMemberFunctionFactory.hxx"
 
#endif //  sitkMemberFunctionFactory_h