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Container/container-adapter.h

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#ifndef NMWR_GB_CONTAINER_ADAPTER_H
#define NMWR_GB_CONTAINER_ADAPTER_H


// $LICENSE

#include "Container/mapped-value-iterator.h"

//----------------------------------------------------------------
template<class Cont>
class ValueMask {
private:
  const Cont* the_container;
public:
  typedef typename Cont::value_type          base_value_type;
  typedef typename Cont::const_iterator      base_iter;
  typedef get_second<base_value_type>        functor_type;

  typedef mapped_value_const_iterator<base_iter,functor_type> const_iterator;
  typedef typename const_iterator::value_type                 value_type;

  ValueMask(const Cont& c) : the_container(&c) {}
  
  const_iterator begin() const 
    { return const_iterator(the_container->begin(),functor_type()); }
  const_iterator end() const 
    { return const_iterator(the_container->end(),functor_type()); }

  unsigned size() const { return the_container->size();}
};


template<class Cont>
inline ValueMask<Cont>
values_of(const Cont& c) { return ValueMask<Cont>(c);}

#endif

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Copyright (c) Guntram Berti 1997-2002. See the GrAL Homepage for up-to-date information.

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