1 | #ifndef POSIX_TIME_DURATION_HPP___ |
2 | #define POSIX_TIME_DURATION_HPP___ |
3 | |
4 | /* Copyright (c) 2002,2003 CrystalClear Software, Inc. |
5 | * Use, modification and distribution is subject to the |
6 | * Boost Software License, Version 1.0. (See accompanying |
7 | * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) |
8 | * Author: Jeff Garland |
9 | * $Date$ |
10 | */ |
11 | |
12 | #include "boost/date_time/posix_time/posix_time_config.hpp" |
13 | |
14 | namespace boost { |
15 | namespace posix_time { |
16 | |
17 | //! Allows expression of durations as an hour count |
18 | /*! \ingroup time_basics |
19 | */ |
20 | class hours : public time_duration |
21 | { |
22 | public: |
23 | explicit hours(long h) : |
24 | time_duration(static_cast<hour_type>(h),0,0) |
25 | {} |
26 | }; |
27 | |
28 | //! Allows expression of durations as a minute count |
29 | /*! \ingroup time_basics |
30 | */ |
31 | class minutes : public time_duration |
32 | { |
33 | public: |
34 | explicit minutes(long m) : |
35 | time_duration(0,static_cast<min_type>(m),0) |
36 | {} |
37 | }; |
38 | |
39 | //! Allows expression of durations as a seconds count |
40 | /*! \ingroup time_basics |
41 | */ |
42 | class seconds : public time_duration |
43 | { |
44 | public: |
45 | explicit seconds(long s) : |
46 | time_duration(0,0,static_cast<sec_type>(s)) |
47 | {} |
48 | }; |
49 | |
50 | |
51 | //! Allows expression of durations as milli seconds |
52 | /*! \ingroup time_basics |
53 | */ |
54 | typedef date_time::subsecond_duration<time_duration,1000> millisec; |
55 | typedef date_time::subsecond_duration<time_duration,1000> milliseconds; |
56 | |
57 | //! Allows expression of durations as micro seconds |
58 | /*! \ingroup time_basics |
59 | */ |
60 | typedef date_time::subsecond_duration<time_duration,1000000> microsec; |
61 | typedef date_time::subsecond_duration<time_duration,1000000> microseconds; |
62 | |
63 | //This is probably not needed anymore... |
64 | #if defined(BOOST_DATE_TIME_HAS_NANOSECONDS) |
65 | |
66 | //! Allows expression of durations as nano seconds |
67 | /*! \ingroup time_basics |
68 | */ |
69 | typedef date_time::subsecond_duration<time_duration,1000000000> nanosec; |
70 | typedef date_time::subsecond_duration<time_duration,1000000000> nanoseconds; |
71 | |
72 | |
73 | #endif |
74 | |
75 | |
76 | |
77 | |
78 | } }//namespace posix_time |
79 | |
80 | |
81 | #endif |
82 | |
83 | |