CStack.h

 
#pragma once
 
#if defined(CStack_RECURSES)
#error Recursive header files inclusion detected in CStack.h
#else // defined(CStack_RECURSES)
 
#define CStack_RECURSES
 
#if !defined CStack_h
 
#define CStack_h
 
// Inclusions
#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/base/ConceptUtils.h"
 
namespace DGtal
{
  namespace concepts
  {
    // class CStack
    template <typename T>
    struct CStack : boost::CopyConstructible<T>, boost::Assignable<T>
    {
      // ----------------------- Concept checks ------------------------------
    public:
      typedef typename T::value_type Value;
      typedef typename T::size_type Size;
 
      BOOST_CONCEPT_USAGE( CStack )
      {
        concepts::ConceptUtils::sameType( myV, myX.top() ); 
        myX.push( myV );
        myX.pop(); 
 
        // check const methods.
        checkConstConstraints();
      }
      void checkConstConstraints() const
      {
        concepts::ConceptUtils::sameType( myS, myX.size() );
        concepts::ConceptUtils::sameType( myB, myX.empty() );
        concepts::ConceptUtils::sameType( myV, myX.top() );
      }
      // ------------------------- Private Datas --------------------------------
    private:
      T myX; // do not require T to be default constructible.
      Value myV; 
      Size myS; 
      bool myB; 
 
    }; // end of concept CStack
  }//namespace concepts
} // namespace DGtal
 
//                                                                           //
 
#endif // !defined CStack_h
 
#undef CStack_RECURSES
#endif // else defined(CStack_RECURSES)