FM / boundary

/usr/include/boost/locale/boundary

Name	Size	Mode	Actions
boundary_point.hpp	5523	0644	edit dl rm
facets.hpp	6742	0644	edit dl rm
index.hpp	47478	0644	edit dl rm
segment.hpp	15645	0644	edit dl rm
types.hpp	5563	0644	edit dl rm

Edit: /usr/include/boost/locale/boundary/facets.hpp (6742B)

//
//  Copyright (c) 2009-2011 Artyom Beilis (Tonkikh)
//
//  Distributed under the Boost Software License, Version 1.0. (See
//  accompanying file LICENSE_1_0.txt or copy at
//  http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef BOOST_LOCALE_BOUNDARY_FACETS_HPP_INCLUDED
#define BOOST_LOCALE_BOUNDARY_FACETS_HPP_INCLUDED

#include <boost/locale/config.hpp>
#include <boost/locale/boundary/types.hpp>
#ifdef BOOST_MSVC
#  pragma warning(push)
#  pragma warning(disable : 4275 4251 4231 4660)
#endif
#include <locale>
#include <vector>

namespace boost {

namespace locale {
        
        ///
        /// \brief This namespae contains all operations required for boundary analysis of text
        ///
        namespace boundary {
            ///
            /// \addtogroup boundary
            ///
            /// @{
            ///

///
            /// \brief This structure is used for representing boundary point
            /// that follows the offset.
            ///
            struct break_info {

///
                /// Create empty break point at beginning
                ///
                break_info() : 
                    offset(0),
                    rule(0)
                {
                }
                ///
                /// Create empty break point at offset v.
                /// it is useful for order comparison with other points.
                ///
                break_info(size_t v) :
                    offset(v),
                    rule(0)
                {
                }

///
                /// Offset from the beggining of the text where a break occurs.
                ///
                size_t offset;
                ///
                /// The identification of this break point according to 
                /// various break types
                ///
                rule_type rule;
               
                ///
                /// Compare two break points' offset. Allows to search with
                /// standard algorithms over the index.
                ///
                bool operator<(break_info const &other) const
                {
                    return offset < other.offset;
                }
            };
            
            ///
            /// This type holds the analysis of the text - all its break points
            /// with marks
            ///
            typedef std::vector<break_info> index_type;

template<typename CharType>
            class boundary_indexing;

#ifdef BOOST_LOCALE_DOXYGEN
            ///
            /// \brief This facet generates an index for boundary analysis
            /// for a given text.
            ///
            /// It is specialized for 4 types of characters \c char_t, \c wchar_t, \c char16_t and \c char32_t
            ///
            template<typename Char>
            class BOOST_LOCALE_DECL boundary_indexing : public std::locale::facet {
            public:
                ///
                /// Default constructor typical for facets
                ///
                boundary_indexing(size_t refs=0) : std::locale::facet(refs)
                {
                }
                ///
                /// Create index for boundary type \a t for text in range [begin,end)
                ///
                /// The returned value is an index of type \ref index_type. Note that this
                /// index is never empty, even if the range [begin,end) is empty it consists
                /// of at least one boundary point with the offset 0.
                ///
                virtual index_type map(boundary_type t,Char const *begin,Char const *end) const = 0;
                ///
                /// Identification of this facet
                ///
                static std::locale::id id;
                
                #if defined (__SUNPRO_CC) && defined (_RWSTD_VER)
                std::locale::id& __get_id (void) const { return id; }
                #endif
            };

#else

template<>
            class BOOST_LOCALE_DECL boundary_indexing<char> : public std::locale::facet {
            public:
                boundary_indexing(size_t refs=0) : std::locale::facet(refs)
                {
                }
                virtual index_type map(boundary_type t,char const *begin,char const *end) const = 0;
                static std::locale::id id;
                #if defined (__SUNPRO_CC) && defined (_RWSTD_VER)
                std::locale::id& __get_id (void) const { return id; }
                #endif
            };
            
            template<>
            class BOOST_LOCALE_DECL boundary_indexing<wchar_t> : public std::locale::facet {
            public:
                boundary_indexing(size_t refs=0) : std::locale::facet(refs)
                {
                }
                virtual index_type map(boundary_type t,wchar_t const *begin,wchar_t const *end) const = 0;

static std::locale::id id;
                #if defined (__SUNPRO_CC) && defined (_RWSTD_VER)
                std::locale::id& __get_id (void) const { return id; }
                #endif
            };
            
            #ifdef BOOST_LOCALE_ENABLE_CHAR16_T
            template<>
            class BOOST_LOCALE_DECL boundary_indexing<char16_t> : public std::locale::facet {
            public:
                boundary_indexing(size_t refs=0) : std::locale::facet(refs)
                {
                }
                virtual index_type map(boundary_type t,char16_t const *begin,char16_t const *end) const = 0;
                static std::locale::id id;
                #if defined (__SUNPRO_CC) && defined (_RWSTD_VER)
                std::locale::id& __get_id (void) const { return id; }
                #endif
            };
            #endif
            
            #ifdef BOOST_LOCALE_ENABLE_CHAR32_T
            template<>
            class BOOST_LOCALE_DECL boundary_indexing<char32_t> : public std::locale::facet {
            public:
                boundary_indexing(size_t refs=0) : std::locale::facet(refs)
                {
                }
                virtual index_type map(boundary_type t,char32_t const *begin,char32_t const *end) const = 0;
                static std::locale::id id;
                #if defined (__SUNPRO_CC) && defined (_RWSTD_VER)
                std::locale::id& __get_id (void) const { return id; }
                #endif
            };
            #endif

#endif

///
            /// @}
            ///

} // boundary

} // locale
} // boost

#ifdef BOOST_MSVC
#pragma warning(pop)
#endif

#endif
// vim: tabstop=4 expandtab shiftwidth=4 softtabstop=4

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