itkSTLConstContainerAdaptor.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  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 itkSTLConstContainerAdaptor_h
#define itkSTLConstContainerAdaptor_h

namespace itk
{
template< typename TContainer >
class STLConstContainerAdaptor
{
public:

  using AdapteeType = const TContainer;

  using ElementType = const typename AdapteeType::Element;
  using TargetType = const typename AdapteeType::STLContainerType;

private:

  AdapteeType & m_AdapteeRef;

  STLConstContainerAdaptor(const STLConstContainerAdaptor & r) = delete;

  /* hide and avoid operator= */
  const STLConstContainerAdaptor & operator=(const STLConstContainerAdaptor & r) = delete;

public:

  STLConstContainerAdaptor(AdapteeType & adaptee):m_AdapteeRef(adaptee) {}

  STLConstContainerAdaptor(AdapteeType *adaptee):m_AdapteeRef(*adaptee) {}

  TargetType & GetSTLConstContainerRef()
  {
    return m_AdapteeRef.CastToSTLConstContainer();
  }
};
}   // end namespace itk

#endif