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uses proper template argument names : ElementIterator and IndexIterator

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[SVN r11826]
This commit is contained in:
Toon Knapen
2001-11-30 11:14:24 +00:00
parent 8a4839354e
commit 50a502bb81
1 changed files with 12 additions and 17 deletions
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29
include/boost/permutation_iterator.hpp
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@ -9,12 +9,12 @@
namespace boost {
template < typename OrderIt >
template < typename IndexIterator >
struct permutation_iterator_policies : public default_iterator_policies
{
permutation_iterator_policies() {}
permutation_iterator_policies(OrderIt order_it)
permutation_iterator_policies(IndexIterator order_it)
: order_it_( order_it )
{}
@ -23,11 +23,11 @@ namespace boost {
{ return *(x.base() + *order_it_); }
template <class IteratorAdaptor>
void increment(IteratorAdaptor& x)
void increment(IteratorAdaptor&)
{ ++order_it_; }
template <class IteratorAdaptor>
void decrement(IteratorAdaptor& x)
void decrement(IteratorAdaptor&)
{ --order_it_; }
template <class IteratorAdaptor, class DifferenceType>
@ -43,28 +43,23 @@ namespace boost {
bool equal(const IteratorAdaptor1& x, const IteratorAdaptor2& y) const
{ return x.policies().order_it_ == y.policies().order_it_; }
OrderIt order_it_;
IndexIterator order_it_;
};
/// generate an iterator that will access the elements
/// behind the random-access iterator RAIt in the
/// order specified by the OrderIt iterator.
/// preconditions:
/// The OrderIt::value_type will be used in iterator arithmetic
template < typename RAIt, typename OrderIt >
template < typename ElementIterator, typename IndexIterator >
struct permutation_iterator_generator
{
typedef boost::iterator_adaptor
< RAIt,
permutation_iterator_policies< OrderIt >
< ElementIterator,
permutation_iterator_policies< IndexIterator >
> type;
};
template < class OrderIt, class RAIt >
inline typename permutation_iterator_generator< RAIt, OrderIt >::type
make_permutation_iterator(RAIt base, OrderIt order)
template < class IndexIterator, class ElementIterator >
inline typename permutation_iterator_generator< ElementIterator, IndexIterator >::type
make_permutation_iterator(ElementIterator base, IndexIterator order)
{
typedef typename permutation_iterator_generator< RAIt, OrderIt >::type result_t;
typedef typename permutation_iterator_generator< ElementIterator, IndexIterator >::type result_t;
return result_t( base, order );
}