Chris@16: #ifndef DATE_TIME_TIME_CLOCK_HPP___
Chris@16: #define DATE_TIME_TIME_CLOCK_HPP___
Chris@16: 
Chris@16: /* Copyright (c) 2002,2003,2005 CrystalClear Software, Inc.
Chris@16:  * Use, modification and distribution is subject to the
Chris@16:  * Boost Software License, Version 1.0. (See accompanying
Chris@16:  * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
Chris@16:  * Author: Jeff Garland, Bart Garst
Chris@101:  * $Date$
Chris@16:  */
Chris@16: 
Chris@16: /*! @file time_clock.hpp
Chris@16:   This file contains the interface for clock devices.
Chris@16: */
Chris@16: 
Chris@16: #include "boost/date_time/c_time.hpp"
Chris@16: #include "boost/shared_ptr.hpp"
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace date_time {
Chris@16: 
Chris@16: 
Chris@16:   //! A clock providing time level services based on C time_t capabilities
Chris@16:   /*! This clock provides resolution to the 1 second level
Chris@16:    */
Chris@16:   template<class time_type>
Chris@16:   class second_clock
Chris@16:   {
Chris@16:   public:
Chris@16:     typedef typename time_type::date_type date_type;
Chris@16:     typedef typename time_type::time_duration_type time_duration_type;
Chris@16: 
Chris@16:     static time_type local_time()
Chris@16:     {
Chris@16:       ::std::time_t t;
Chris@16:       ::std::time(&t);
Chris@16:       ::std::tm curr, *curr_ptr;
Chris@16:       //curr_ptr = ::std::localtime(&t);
Chris@16:       curr_ptr = c_time::localtime(&t, &curr);
Chris@16:       return create_time(curr_ptr);
Chris@16:     }
Chris@16: 
Chris@16: 
Chris@16:     //! Get the current day in universal date as a ymd_type
Chris@16:     static time_type universal_time()
Chris@16:     {
Chris@16: 
Chris@16:       ::std::time_t t;
Chris@16:       ::std::time(&t);
Chris@16:       ::std::tm curr, *curr_ptr;
Chris@16:       //curr_ptr = ::std::gmtime(&t);
Chris@16:       curr_ptr = c_time::gmtime(&t, &curr);
Chris@16:       return create_time(curr_ptr);
Chris@16:     }
Chris@16: 
Chris@16:     template<class time_zone_type>
Chris@16:     static time_type local_time(boost::shared_ptr<time_zone_type> tz_ptr)
Chris@16:     {
Chris@16:       typedef typename time_type::utc_time_type utc_time_type;
Chris@16:       utc_time_type utc_time = second_clock<utc_time_type>::universal_time();
Chris@16:       return time_type(utc_time, tz_ptr);
Chris@16:     }
Chris@16: 
Chris@16: 
Chris@16:   private:
Chris@16:     static time_type create_time(::std::tm* current)
Chris@16:     {
Chris@16:       date_type d(static_cast<unsigned short>(current->tm_year + 1900),
Chris@16:                   static_cast<unsigned short>(current->tm_mon + 1),
Chris@16:                   static_cast<unsigned short>(current->tm_mday));
Chris@16:       time_duration_type td(current->tm_hour,
Chris@16:                             current->tm_min,
Chris@16:                             current->tm_sec);
Chris@16:       return time_type(d,td);
Chris@16:     }
Chris@16: 
Chris@16:   };
Chris@16: 
Chris@16: 
Chris@16: } } //namespace date_time
Chris@16: 
Chris@16: 
Chris@16: #endif