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| author | Remko Tronçon <git@el-tramo.be> | 2009-06-01 08:48:42 (GMT) |
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| committer | Remko Tronçon <git@el-tramo.be> | 2009-06-01 09:24:28 (GMT) |
| commit | 2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch) | |
| tree | d46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/boost/date_time/special_values_formatter.hpp | |
| download | swift-2812bddd81f8a1b804c7460f4e14cd0aa393d129.zip swift-2812bddd81f8a1b804c7460f4e14cd0aa393d129.tar.bz2 | |
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Diffstat (limited to '3rdParty/Boost/boost/date_time/special_values_formatter.hpp')
| -rw-r--r-- | 3rdParty/Boost/boost/date_time/special_values_formatter.hpp | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/3rdParty/Boost/boost/date_time/special_values_formatter.hpp b/3rdParty/Boost/boost/date_time/special_values_formatter.hpp new file mode 100644 index 0000000..33542b6 --- /dev/null +++ b/3rdParty/Boost/boost/date_time/special_values_formatter.hpp @@ -0,0 +1,96 @@ + +#ifndef DATETIME_SPECIAL_VALUE_FORMATTER_HPP___ +#define DATETIME_SPECIAL_VALUE_FORMATTER_HPP___ + +/* Copyright (c) 2004 CrystalClear Software, Inc. + * Use, modification and distribution is subject to the + * Boost Software License, Version 1.0. (See accompanying + * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) + * Author: Jeff Garland + * $Date: 2008-02-27 15:00:24 -0500 (Wed, 27 Feb 2008) $ + */ + +#include <vector> +#include <string> +#include "boost/date_time/special_defs.hpp" + +namespace boost { namespace date_time { + + + //! Class that provides generic formmatting ostream formatting for special values + /*! This class provides for the formmating of special values to an output stream. + * In particular, it produces strings for the values of negative and positive + * infinity as well as not_a_date_time. + * + * While not a facet, this class is used by the date and time facets for formatting + * special value types. + * + */ + template <class CharT, class OutItrT = std::ostreambuf_iterator<CharT, std::char_traits<CharT> > > + class special_values_formatter + { + public: + typedef std::basic_string<CharT> string_type; + typedef CharT char_type; + typedef std::vector<string_type> collection_type; + static const char_type default_special_value_names[3][17]; + + //! Construct special values formatter using default strings. + /*! Default strings are not-a-date-time -infinity +infinity + */ + special_values_formatter() + { + std::copy(&default_special_value_names[0], + &default_special_value_names[3], + std::back_inserter(m_special_value_names)); + } + + //! Construct special values formatter from array of strings + /*! This constructor will take pair of iterators from an array of strings + * that represent the special values and copy them for use in formatting + * special values. + *@code + * const char* const special_value_names[]={"nadt","-inf","+inf" }; + * + * special_value_formatter svf(&special_value_names[0], &special_value_names[3]); + *@endcode + */ + special_values_formatter(const char_type* const* begin, const char_type* const* end) + { + std::copy(begin, end, std::back_inserter(m_special_value_names)); + } + special_values_formatter(typename collection_type::iterator beg, typename collection_type::iterator end) + { + std::copy(beg, end, std::back_inserter(m_special_value_names)); + } + + OutItrT put_special(OutItrT next, + const boost::date_time::special_values& value) const + { + + unsigned int index = value; + if (index < m_special_value_names.size()) { + std::copy(m_special_value_names[index].begin(), + m_special_value_names[index].end(), + next); + } + return next; + } + protected: + collection_type m_special_value_names; + }; + + //! Storage for the strings used to indicate special values + /* using c_strings to initialize these worked fine in testing, however, + * a project that compiled its objects separately, then linked in a separate + * step wound up with redefinition errors for the values in this array. + * Initializing individual characters eliminated this problem */ + template <class CharT, class OutItrT> + const typename special_values_formatter<CharT, OutItrT>::char_type special_values_formatter<CharT, OutItrT>::default_special_value_names[3][17] = { + {'n','o','t','-','a','-','d','a','t','e','-','t','i','m','e'}, + {'-','i','n','f','i','n','i','t','y'}, + {'+','i','n','f','i','n','i','t','y'} }; + + } } //namespace boost::date_time + +#endif |