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1 | // |
2 | // Copyright (c) 2009-2011 Artyom Beilis (Tonkikh) | |
3 | // | |
4 | // Distributed under the Boost Software License, Version 1.0. (See | |
5 | // accompanying file LICENSE_1_0.txt or copy at | |
6 | // http://www.boost.org/LICENSE_1_0.txt) | |
7 | // | |
8 | #ifndef BOOST_LOCALE_ENCODING_UTF_HPP_INCLUDED | |
9 | #define BOOST_LOCALE_ENCODING_UTF_HPP_INCLUDED | |
10 | ||
11 | #include <boost/locale/utf.hpp> | |
12 | #include <boost/locale/encoding_errors.hpp> | |
13 | #include <iterator> | |
14 | #ifdef BOOST_MSVC | |
15 | # pragma warning(push) | |
16 | # pragma warning(disable : 4275 4251 4231 4660) | |
17 | #endif | |
18 | ||
19 | ||
20 | ||
21 | namespace boost { | |
22 | namespace locale { | |
23 | namespace conv { | |
24 | /// | |
25 | /// \addtogroup codepage | |
26 | /// | |
27 | /// @{ | |
28 | ||
29 | /// | |
30 | /// Convert a Unicode text in range [begin,end) to other Unicode encoding | |
31 | /// | |
32 | template<typename CharOut,typename CharIn> | |
33 | std::basic_string<CharOut> | |
34 | utf_to_utf(CharIn const *begin,CharIn const *end,method_type how = default_method) | |
35 | { | |
36 | std::basic_string<CharOut> result; | |
37 | result.reserve(end-begin); | |
38 | typedef std::back_insert_iterator<std::basic_string<CharOut> > inserter_type; | |
39 | inserter_type inserter(result); | |
40 | utf::code_point c; | |
41 | while(begin!=end) { | |
42 | c=utf::utf_traits<CharIn>::template decode<CharIn const *>(begin,end); | |
43 | if(c==utf::illegal || c==utf::incomplete) { | |
44 | if(how==stop) | |
45 | throw conversion_error(); | |
46 | } | |
47 | else { | |
48 | utf::utf_traits<CharOut>::template encode<inserter_type>(c,inserter); | |
49 | } | |
50 | } | |
51 | return result; | |
52 | } | |
53 | ||
54 | /// | |
55 | /// Convert a Unicode NUL terminated string \a str other Unicode encoding | |
56 | /// | |
57 | template<typename CharOut,typename CharIn> | |
58 | std::basic_string<CharOut> | |
59 | utf_to_utf(CharIn const *str,method_type how = default_method) | |
60 | { | |
61 | CharIn const *end = str; | |
62 | while(*end) | |
63 | end++; | |
64 | return utf_to_utf<CharOut,CharIn>(str,end,how); | |
65 | } | |
66 | ||
67 | ||
68 | /// | |
69 | /// Convert a Unicode string \a str other Unicode encoding | |
70 | /// | |
71 | template<typename CharOut,typename CharIn> | |
72 | std::basic_string<CharOut> | |
73 | utf_to_utf(std::basic_string<CharIn> const &str,method_type how = default_method) | |
74 | { | |
75 | return utf_to_utf<CharOut,CharIn>(str.c_str(),str.c_str()+str.size(),how); | |
76 | } | |
77 | ||
78 | ||
79 | /// @} | |
80 | ||
81 | } // conv | |
82 | ||
83 | } // locale | |
84 | } // boost | |
85 | ||
86 | #ifdef BOOST_MSVC | |
87 | #pragma warning(pop) | |
88 | #endif | |
89 | ||
90 | #endif | |
91 | ||
92 | // vim: tabstop=4 expandtab shiftwidth=4 softtabstop=4 | |
93 |