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-rw-r--r-- | ext/boost/date_time/time_clock.hpp | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/ext/boost/date_time/time_clock.hpp b/ext/boost/date_time/time_clock.hpp new file mode 100644 index 0000000000..1ea5d2e8bd --- /dev/null +++ b/ext/boost/date_time/time_clock.hpp @@ -0,0 +1,83 @@ +#ifndef DATE_TIME_TIME_CLOCK_HPP___ +#define DATE_TIME_TIME_CLOCK_HPP___ + +/* Copyright (c) 2002,2003,2005 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, Bart Garst + * $Date: 2008-02-27 15:00:24 -0500 (Wed, 27 Feb 2008) $ + */ + +/*! @file time_clock.hpp + This file contains the interface for clock devices. +*/ + +#include "boost/date_time/c_time.hpp" +#include "boost/shared_ptr.hpp" + +namespace boost { +namespace date_time { + + + //! A clock providing time level services based on C time_t capabilities + /*! This clock provides resolution to the 1 second level + */ + template<class time_type> + class second_clock + { + public: + typedef typename time_type::date_type date_type; + typedef typename time_type::time_duration_type time_duration_type; + + static time_type local_time() + { + ::std::time_t t; + ::std::time(&t); + ::std::tm curr, *curr_ptr; + //curr_ptr = ::std::localtime(&t); + curr_ptr = c_time::localtime(&t, &curr); + return create_time(curr_ptr); + } + + + //! Get the current day in universal date as a ymd_type + static time_type universal_time() + { + + ::std::time_t t; + ::std::time(&t); + ::std::tm curr, *curr_ptr; + //curr_ptr = ::std::gmtime(&t); + curr_ptr = c_time::gmtime(&t, &curr); + return create_time(curr_ptr); + } + + template<class time_zone_type> + static time_type local_time(boost::shared_ptr<time_zone_type> tz_ptr) + { + typedef typename time_type::utc_time_type utc_time_type; + utc_time_type utc_time = second_clock<utc_time_type>::universal_time(); + return time_type(utc_time, tz_ptr); + } + + + private: + static time_type create_time(::std::tm* current) + { + date_type d(static_cast<unsigned short>(current->tm_year + 1900), + static_cast<unsigned short>(current->tm_mon + 1), + static_cast<unsigned short>(current->tm_mday)); + time_duration_type td(current->tm_hour, + current->tm_min, + current->tm_sec); + return time_type(d,td); + } + + }; + + +} } //namespace date_time + + +#endif |