CConstSinglePassRange.h

 
#pragma once
 
#if defined(CConstSinglePassRange_RECURSES)
#error Recursive header files inclusion detected in CConstSinglePassRange.h
#else // defined(CConstSinglePassRange_RECURSES)
#define CConstSinglePassRange_RECURSES
 
#if !defined CConstSinglePassRange_h
#define CConstSinglePassRange_h
 
// Inclusions
#include "DGtal/base/Common.h"
#include "boost/concept_check.hpp"
#include "DGtal/base/ConceptUtils.h"
 
namespace DGtal
{
 
  namespace concepts {
    
    // class CConstSinglePassRange
    template <typename T>
    struct CConstSinglePassRange
    {
      // ----------------------- Concept checks ------------------------------
    public:
      typedef typename T::ConstIterator ConstIterator;
    
      BOOST_CONCEPT_ASSERT(( boost_concepts::SinglePassIteratorConcept<ConstIterator> ));
    
      BOOST_CONCEPT_USAGE(CConstSinglePassRange)
      {
        checkConstConstraints();
      }
      void checkConstConstraints() const
      {
        concepts::ConceptUtils::sameType( it, i.begin() );
        concepts::ConceptUtils::sameType( it, i.end() );
      }
    
    private:
      T i;
      ConstIterator it;
    }; // end of concept CConstSinglePassRange
 
  } // namespace concepts
    
} // namespace DGtal
 
 
 
//                                                                           //
 
#endif // !defined CConstSinglePassRange_h
 
#undef CConstSinglePassRange_RECURSES
#endif // else defined(CConstSinglePassRange_RECURSES)