-namespace boost {
-
- //=========================================================================
- // property_traits class
-
- template <typename PA>
- struct property_traits {
- typedef typename PA::key_type key_type;
- typedef typename PA::value_type value_type;
- typedef typename PA::reference reference;
- typedef typename PA::category category;
- };
-
- //=========================================================================
- // property_traits category tags
-
- namespace detail {
- enum ePropertyMapID { READABLE_PA, WRITABLE_PA,
- READ_WRITE_PA, LVALUE_PA, OP_BRACKET_PA,
- RAND_ACCESS_ITER_PA, LAST_PA };
- }
- struct readable_property_map_tag { enum { id = detail::READABLE_PA }; };
- struct writable_property_map_tag { enum { id = detail::WRITABLE_PA }; };
- struct read_write_property_map_tag :
- public readable_property_map_tag,
- public writable_property_map_tag
- { enum { id = detail::READ_WRITE_PA }; };
-
- struct lvalue_property_map_tag : public read_write_property_map_tag
- { enum { id = detail::LVALUE_PA }; };
-
- //=========================================================================
- // property_traits specialization for pointers
-
-#ifdef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
- // The user will just have to create their own specializations for
- // other pointers types if the compiler does not have partial
- // specializations. Sorry!
-#define BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(TYPE) \
- template <> \
- struct property_traits<TYPE*> { \
- typedef TYPE value_type; \
- typedef value_type& reference; \
- typedef std::ptrdiff_t key_type; \
- typedef lvalue_property_map_tag category; \
- }; \
- template <> \
- struct property_traits<const TYPE*> { \
- typedef TYPE value_type; \
- typedef const value_type& reference; \
- typedef std::ptrdiff_t key_type; \
- typedef lvalue_property_map_tag category; \
- }
-
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(long);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(unsigned long);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(int);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(unsigned int);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(short);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(unsigned short);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(char);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(unsigned char);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(signed char);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(bool);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(float);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(double);
- BOOST_SPECIALIZE_PROPERTY_TRAITS_PTR(long double);
-
- // This may need to be turned off for some older compilers that don't have
- // wchar_t intrinsically.
-# ifndef BOOST_NO_INTRINSIC_WCHAR_T
- template <>
- struct property_traits<wchar_t*> {
- typedef wchar_t value_type;
- typedef value_type& reference;
- typedef std::ptrdiff_t key_type;
- typedef lvalue_property_map_tag category;
- };
- template <>
- struct property_traits<const wchar_t*> {
- typedef wchar_t value_type;
- typedef const value_type& reference;
- typedef std::ptrdiff_t key_type;
- typedef lvalue_property_map_tag category;
- };
-# endif
-
-#else
- template <class T>
- struct property_traits<T*> {
- typedef T value_type;
- typedef value_type& reference;
- typedef std::ptrdiff_t key_type;
- typedef lvalue_property_map_tag category;
- };
- template <class T>
- struct property_traits<const T*> {
- typedef T value_type;
- typedef const value_type& reference;
- typedef std::ptrdiff_t key_type;
- typedef lvalue_property_map_tag category;
- };
-#endif
-
-#if !defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
- // MSVC doesn't have Koenig lookup, so the user has to
- // do boost::get() anyways, and the using clause
- // doesn't really work for MSVC.
-} // namespace boost
-#endif
-
- // These need to go in global namespace because Koenig
- // lookup does not apply to T*.
-
- // V must be convertible to T
- template <class T, class V>
- inline void put(T* pa, std::ptrdiff_t k, const V& val) { pa[k] = val; }
-
- template <class T>
- inline const T& get(const T* pa, std::ptrdiff_t k) { return pa[k]; }
-
-#if !defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
-namespace boost {
- using ::put;
- using ::get;
-#endif
-
- //=========================================================================
- // concept checks for property maps
-
- template <class PMap, class Key>
- struct ReadablePropertyMapConcept
- {
- typedef typename property_traits<PMap>::key_type key_type;
- typedef typename property_traits<PMap>::reference reference;
- typedef typename property_traits<PMap>::category Category;
- typedef boost::readable_property_map_tag ReadableTag;
- void constraints() {
- function_requires< ConvertibleConcept<Category, ReadableTag> >();
-
- val = get(pmap, k);
- }
- PMap pmap;
- Key k;
- typename property_traits<PMap>::value_type val;
- };
- template <typename KeyArchetype, typename ValueArchetype>
- struct readable_property_map_archetype {
- typedef KeyArchetype key_type;
- typedef ValueArchetype value_type;
- typedef convertible_to_archetype<ValueArchetype> reference;
- typedef readable_property_map_tag category;
- };
- template <typename K, typename V>
- const typename readable_property_map_archetype<K,V>::reference&
- get(const readable_property_map_archetype<K,V>&, const K&) {
- typedef typename readable_property_map_archetype<K,V>::reference R;
- return static_object<R>::get();
- }
-
-
- template <class PMap, class Key>
- struct WritablePropertyMapConcept
- {
- typedef typename property_traits<PMap>::key_type key_type;
- typedef typename property_traits<PMap>::category Category;
- typedef boost::writable_property_map_tag WritableTag;
- void constraints() {
- function_requires< ConvertibleConcept<Category, WritableTag> >();
- put(pmap, k, val);
- }
- PMap pmap;
- Key k;
- typename property_traits<PMap>::value_type val;
- };
- template <typename KeyArchetype, typename ValueArchetype>
- struct writable_property_map_archetype {
- typedef KeyArchetype key_type;
- typedef ValueArchetype value_type;
- typedef void reference;
- typedef writable_property_map_tag category;
- };
- template <typename K, typename V>
- void put(const writable_property_map_archetype<K,V>&, const K&, const V&) { }
-
-
- template <class PMap, class Key>
- struct ReadWritePropertyMapConcept
- {
- typedef typename property_traits<PMap>::category Category;
- typedef boost::read_write_property_map_tag ReadWriteTag;
- void constraints() {
- function_requires< ReadablePropertyMapConcept<PMap, Key> >();
- function_requires< WritablePropertyMapConcept<PMap, Key> >();
- function_requires< ConvertibleConcept<Category, ReadWriteTag> >();
- }
- };
- template <typename KeyArchetype, typename ValueArchetype>
- struct read_write_property_map_archetype
- : public readable_property_map_archetype<KeyArchetype, ValueArchetype>,
- public writable_property_map_archetype<KeyArchetype, ValueArchetype>
- {
- typedef KeyArchetype key_type;
- typedef ValueArchetype value_type;
- typedef convertible_to_archetype<ValueArchetype> reference;
- typedef read_write_property_map_tag category;
- };
-
-
- template <class PMap, class Key>
- struct LvaluePropertyMapConcept
- {
- typedef typename property_traits<PMap>::category Category;
- typedef boost::lvalue_property_map_tag LvalueTag;
- typedef typename property_traits<PMap>::reference reference;
-
- void constraints() {
- function_requires< ReadablePropertyMapConcept<PMap, Key> >();
- function_requires< ConvertibleConcept<Category, LvalueTag> >();
-
- typedef typename property_traits<PMap>::value_type value_type;
- typedef typename require_same<
- const value_type&, reference>::type req;
-
- reference ref = pmap[k];
- ignore_unused_variable_warning(ref);
- }
- PMap pmap;
- Key k;
- };
- template <typename KeyArchetype, typename ValueArchetype>
- struct lvalue_property_map_archetype
- : public readable_property_map_archetype<KeyArchetype, ValueArchetype>
- {
- typedef KeyArchetype key_type;
- typedef ValueArchetype value_type;
- typedef const ValueArchetype& reference;
- typedef lvalue_property_map_tag category;
- const value_type& operator[](const key_type&) const {
- return static_object<value_type>::get();
- }
- };
-
- template <class PMap, class Key>
- struct Mutable_LvaluePropertyMapConcept
- {
- typedef typename property_traits<PMap>::category Category;
- typedef boost::lvalue_property_map_tag LvalueTag;
- typedef typename property_traits<PMap>::reference reference;
- void constraints() {
- boost::function_requires< ReadWritePropertyMapConcept<PMap, Key> >();
- boost::function_requires<ConvertibleConcept<Category, LvalueTag> >();
-
- typedef typename property_traits<PMap>::value_type value_type;
- typedef typename require_same<
- value_type&,
- reference>::type req;
-
- reference ref = pmap[k];
- ignore_unused_variable_warning(ref);
- }
- PMap pmap;
- Key k;
- };
- template <typename KeyArchetype, typename ValueArchetype>
- struct mutable_lvalue_property_map_archetype
- : public readable_property_map_archetype<KeyArchetype, ValueArchetype>,
- public writable_property_map_archetype<KeyArchetype, ValueArchetype>
- {
- typedef KeyArchetype key_type;
- typedef ValueArchetype value_type;
- typedef ValueArchetype& reference;
- typedef lvalue_property_map_tag category;
- value_type& operator[](const key_type&) const {
- return static_object<value_type>::get();
- }
- };
-
- struct identity_property_map;
-
- // A helper class for constructing a property map
- // from a class that implements operator[]
-
- template <class Reference, class LvaluePropertyMap>
- struct put_get_helper { };
-
- template <class PropertyMap, class Reference, class K>
- inline Reference
- get(const put_get_helper<Reference, PropertyMap>& pa, const K& k)
- {
- Reference v = static_cast<const PropertyMap&>(pa)[k];
- return v;
- }
- template <class PropertyMap, class Reference, class K, class V>
- inline void
- put(const put_get_helper<Reference, PropertyMap>& pa, K k, const V& v)
- {
- static_cast<const PropertyMap&>(pa)[k] = v;
- }
-
- //=========================================================================
- // Adapter to turn a RandomAccessIterator into a property map
-
- template <class RandomAccessIterator,
- class IndexMap
-#ifdef BOOST_NO_STD_ITERATOR_TRAITS
- , class T, class R
-#else
- , class T = typename std::iterator_traits<RandomAccessIterator>::value_type
- , class R = typename std::iterator_traits<RandomAccessIterator>::reference
-#endif
- >
- class iterator_property_map
- : public boost::put_get_helper< R,
- iterator_property_map<RandomAccessIterator, IndexMap,
- T, R> >
- {
- public:
- typedef typename property_traits<IndexMap>::key_type key_type;
- typedef T value_type;
- typedef R reference;
- typedef boost::lvalue_property_map_tag category;
-
- inline iterator_property_map(
- RandomAccessIterator cc = RandomAccessIterator(),
- const IndexMap& _id = IndexMap() )
- : iter(cc), index(_id) { }
- inline R operator[](key_type v) const { return *(iter + get(index, v)) ; }
- protected:
- RandomAccessIterator iter;
- IndexMap index;
- };
-
-#if !defined BOOST_NO_STD_ITERATOR_TRAITS
- template <class RAIter, class ID>
- inline iterator_property_map<
- RAIter, ID,
- typename std::iterator_traits<RAIter>::value_type,
- typename std::iterator_traits<RAIter>::reference>
- make_iterator_property_map(RAIter iter, ID id) {
- function_requires< RandomAccessIteratorConcept<RAIter> >();
- typedef iterator_property_map<
- RAIter, ID,
- typename std::iterator_traits<RAIter>::value_type,
- typename std::iterator_traits<RAIter>::reference> PA;
- return PA(iter, id);
- }
-#endif
- template <class RAIter, class Value, class ID>
- inline iterator_property_map<RAIter, ID, Value, Value&>
- make_iterator_property_map(RAIter iter, ID id, Value) {
- function_requires< RandomAccessIteratorConcept<RAIter> >();
- typedef iterator_property_map<RAIter, ID, Value, Value&> PMap;
- return PMap(iter, id);
- }
-
- template <class RandomAccessIterator,
- class IndexMap
-#ifdef BOOST_NO_STD_ITERATOR_TRAITS
- , class T, class R
-#else
- , class T = typename std::iterator_traits<RandomAccessIterator>::value_type
- , class R = typename std::iterator_traits<RandomAccessIterator>::reference