#ifndef DATE_TIME_TIME_FORMATTING_STREAMS_HPP___

#define DATE_TIME_TIME_FORMATTING_STREAMS_HPP___

/* Copyright (c) 2002,2003 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: 2008-11-12 14:37:53 -0500 (Wed, 12 Nov 2008) $

 */

#include <boost/date_time/compiler_config.hpp>

#ifndef BOOST_DATE_TIME_NO_LOCALE

#include <locale>

#include <iomanip>

#include <iostream>

#include <boost/date_time/date_formatting_locales.hpp>

#include <boost/date_time/time_resolution_traits.hpp>

namespace boost {

namespace date_time {

  //! Put a time type into a stream using appropriate facets

  template<class time_duration_type,

           class charT = char>

  class ostream_time_duration_formatter

  {

  public:

    typedef std::basic_ostream<charT> ostream_type;

    typedef typename time_duration_type::fractional_seconds_type fractional_seconds_type;

    //! Put time into an ostream 

    static void duration_put(const time_duration_type& td, 

                             ostream_type& os)

    {

      if(td.is_special()) {

        os << td.get_rep(); 

      }

      else {

        charT fill_char = '0';

        if(td.is_negative()) {

          os << '-';

        }

        os  << std::setw(2) << std::setfill(fill_char) 

            << absolute_value(td.hours()) << ":";

        os  << std::setw(2) << std::setfill(fill_char) 

            << absolute_value(td.minutes()) << ":";

        os  << std::setw(2) << std::setfill(fill_char) 

            << absolute_value(td.seconds());

        fractional_seconds_type frac_sec = 

          absolute_value(td.fractional_seconds());

        if (frac_sec != 0) {

          os  << "." 

              << std::setw(time_duration_type::num_fractional_digits())

              << std::setfill(fill_char)

              << frac_sec;

        }

      } // else

    } // duration_put

  }; //class ostream_time_duration_formatter

  //! Put a time type into a stream using appropriate facets

  template<class time_type,

           class charT = char>

  class ostream_time_formatter

  {

  public:

    typedef std::basic_ostream<charT> ostream_type;

    typedef typename time_type::date_type date_type;

    typedef typename time_type::time_duration_type time_duration_type;

    typedef ostream_time_duration_formatter<time_duration_type, charT> duration_formatter;

    //! Put time into an ostream 

    static void time_put(const time_type& t, 

                         ostream_type& os)

    {

      date_type d = t.date();

      os << d;

      if(!d.is_infinity() && !d.is_not_a_date())

      {

        os << " "; //TODO: fix the separator here.

        duration_formatter::duration_put(t.time_of_day(), os);

      }

    } // time_to_ostream    

  }; //class ostream_time_formatter

  //! Put a time period into a stream using appropriate facets

  template<class time_period_type,

           class charT = char>

  class ostream_time_period_formatter

  {

  public:

    typedef std::basic_ostream<charT> ostream_type;

    typedef typename time_period_type::point_type time_type;

    typedef ostream_time_formatter<time_type, charT> time_formatter;

    //! Put time into an ostream 

    static void period_put(const time_period_type& tp, 

                           ostream_type& os)

    {

      os << '['; //TODO: facet or manipulator for periods?

      time_formatter::time_put(tp.begin(), os);

      os << '/'; //TODO: facet or manipulator for periods?

      time_formatter::time_put(tp.last(), os);

      os << ']'; 

    } // period_put

  }; //class ostream_time_period_formatter

} } //namespace date_time

#endif //BOOST_DATE_TIME_NO_LOCALE

#endif