itkSTLConstContainerAdaptor.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 itkSTLConstContainerAdaptor_h
#define itkSTLConstContainerAdaptor_h
 
#include "itkMacro.h"
 
namespace itk
{
template <typename TContainer>
class STLConstContainerAdaptor
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(STLConstContainerAdaptor);
 
  using AdapteeType = const TContainer;
 
  using ElementType = const typename AdapteeType::Element;
  using TargetType = const typename AdapteeType::STLContainerType;
 
private:
  AdapteeType & m_AdapteeRef;
 
public:
  STLConstContainerAdaptor(AdapteeType & adaptee)
    : m_AdapteeRef(adaptee)
  {}
 
  STLConstContainerAdaptor(AdapteeType * adaptee)
    : m_AdapteeRef(*adaptee)
  {}
 
  TargetType &
  GetSTLConstContainerRef()
  {
    return m_AdapteeRef.CastToSTLConstContainer();
  }
};
} // end namespace itk
 
#endif