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Add SliceType template argument, copy SliceType object in constructor

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[SVN r20375]
This commit is contained in:
Raoul Gough
2003-10-14 11:20:25 +00:00
parent 18279496da
commit 26d5ca22aa
1 changed files with 27 additions and 22 deletions
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49
include/boost/python/suite/indexing/int_slice_helper.hpp
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@@ -18,20 +18,25 @@
#ifndef int_slice_helper_rmg_20031013_included
#define int_slice_helper_rmg_20031013_included
#include <boost/python/suite/indexing/slice.hpp>
#include <boost/python/errors.hpp>
namespace boost { namespace python { namespace indexing {
template<typename Algorithms>
template<typename Algorithms, typename SliceType>
struct int_slice_helper
{
// Works with a SliceType that provides an int-like index_type
// that is convertible to the algorithm's index_param
typedef Algorithms algorithms;
typedef SliceType slice_type;
typedef typename algorithms::container container;
typedef typename algorithms::reference reference;
typedef typename algorithms::value_param value_param;
typedef typename algorithms::container_traits container_traits;
typedef typename slice_type::index_type index_type;
int_slice_helper (slice const &sl, container &c);
int_slice_helper (container &c, slice_type const &);
bool next();
@@ -44,23 +49,23 @@ namespace boost { namespace python { namespace indexing {
void insert (value_param val);
private:
integer_slice mSlice;
slice_type mSlice;
container *mPtr;
int mPos;
index_type mPos;
};
template<typename Algorithms>
int_slice_helper<Algorithms>::int_slice_helper (slice const &sl
, container &c)
: mSlice (sl, algorithms::size (c))
template<typename Algorithms, typename SliceType>
int_slice_helper<Algorithms, SliceType>
::int_slice_helper (container &c, slice_type const &sl)
: mSlice (sl)
, mPtr (&c)
, mPos (-1)
{
}
template<typename Algorithms>
template<typename Algorithms, typename SliceType>
bool
int_slice_helper<Algorithms>::next()
int_slice_helper<Algorithms, SliceType>::next()
{
bool result = false; // Assume the worst
@@ -81,15 +86,15 @@ namespace boost { namespace python { namespace indexing {
return result;
}
template<typename Algorithms>
typename int_slice_helper<Algorithms>::reference
int_slice_helper<Algorithms>::current () const
template<typename Algorithms, typename SliceType>
typename int_slice_helper<Algorithms, SliceType>::reference
int_slice_helper<Algorithms, SliceType>::current () const
{
return algorithms::get (*mPtr, mPos);
}
template<typename Algorithms>
void int_slice_helper<Algorithms>::write (value_param val)
template<typename Algorithms, typename SliceType>
void int_slice_helper<Algorithms, SliceType>::write (value_param val)
{
if (next())
{
@@ -102,8 +107,8 @@ namespace boost { namespace python { namespace indexing {
}
}
template<typename Algorithms>
void int_slice_helper<Algorithms>::assign (value_param val) const
template<typename Algorithms, typename SliceType>
void int_slice_helper<Algorithms, SliceType>::assign (value_param val) const
{
algorithms::assign (*mPtr, mPos, val);
}
@@ -133,8 +138,8 @@ namespace boost { namespace python { namespace indexing {
};
}
template<typename Algorithms>
void int_slice_helper<Algorithms>::insert (value_param val)
template<typename Algorithms, typename SliceType>
void int_slice_helper<Algorithms, SliceType>::insert (value_param val)
{
if (mSlice.step() != 1)
{
@@ -178,8 +183,8 @@ namespace boost { namespace python { namespace indexing {
};
}
template<typename Algorithms>
void int_slice_helper<Algorithms>::erase_remaining () const
template<typename Algorithms, typename SliceType>
void int_slice_helper<Algorithms, SliceType>::erase_remaining () const
{
if (mSlice.step() != 1)
{