1 | #ifndef LOCAL_TIME_DST_TRANSITION_DAY_RULES_HPP__
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2 | #define LOCAL_TIME_DST_TRANSITION_DAY_RULES_HPP__
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3 |
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4 | /* Copyright (c) 2003-2004 CrystalClear Software, Inc.
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5 | * Subject to the Boost Software License, Version 1.0.
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6 | * (See accompanying file LICENSE-1.0 or http://www.boost.org/LICENSE-1.0)
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7 | * Author: Jeff Garland, Bart Garst
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8 | * $Date: 2005/02/02 02:34:44 $
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9 | */
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10 |
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11 |
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12 | #include "boost/date_time/gregorian/gregorian_types.hpp"
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13 | #include "boost/date_time/dst_transition_generators.hpp"
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14 |
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15 | namespace boost {
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16 | namespace local_time {
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17 |
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18 | //! Provides rule of the form starting Apr 30 ending Oct 21
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19 | typedef date_time::dst_day_calc_rule<gregorian::date> dst_calc_rule;
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20 |
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21 | struct partial_date_rule_spec
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22 | {
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23 | typedef gregorian::date date_type;
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24 | typedef gregorian::partial_date start_rule;
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25 | typedef gregorian::partial_date end_rule;
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26 | };
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27 |
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28 | //! Provides rule of the form first Sunday in April, last Saturday in Oct
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29 | typedef date_time::day_calc_dst_rule<partial_date_rule_spec> partial_date_dst_rule;
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30 |
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31 | struct first_last_rule_spec
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32 | {
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33 | typedef gregorian::date date_type;
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34 | typedef gregorian::first_kday_of_month start_rule;
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35 | typedef gregorian::last_kday_of_month end_rule;
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36 | };
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37 |
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38 | //! Provides rule of the form first Sunday in April, last Saturday in Oct
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39 | typedef date_time::day_calc_dst_rule<first_last_rule_spec> first_last_dst_rule;
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40 |
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41 | struct last_last_rule_spec
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42 | {
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43 | typedef gregorian::date date_type;
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44 | typedef gregorian::last_kday_of_month start_rule;
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45 | typedef gregorian::last_kday_of_month end_rule;
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46 | };
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47 |
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48 | //! Provides rule of the form last Sunday in April, last Saturday in Oct
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49 | typedef date_time::day_calc_dst_rule<last_last_rule_spec> last_last_dst_rule;
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50 |
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51 | struct nth_last_rule_spec
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52 | {
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53 | typedef gregorian::date date_type;
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54 | typedef gregorian::nth_kday_of_month start_rule;
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55 | typedef gregorian::last_kday_of_month end_rule;
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56 | };
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57 |
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58 | //! Provides rule in form of [1st|2nd|3rd|4th] Sunday in April, last Sunday in Oct
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59 | typedef date_time::day_calc_dst_rule<nth_last_rule_spec> nth_last_dst_rule;
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60 |
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61 | struct nth_kday_rule_spec
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62 | {
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63 | typedef gregorian::date date_type;
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64 | typedef gregorian::nth_kday_of_month start_rule;
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65 | typedef gregorian::nth_kday_of_month end_rule;
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66 | };
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67 |
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68 | //! Provides rule in form of [1st|2nd|3rd|4th] Sunday in April/October
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69 | typedef date_time::day_calc_dst_rule<nth_kday_rule_spec> nth_kday_dst_rule;
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70 | //! Provides rule in form of [1st|2nd|3rd|4th] Sunday in April/October
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71 | typedef date_time::day_calc_dst_rule<nth_kday_rule_spec> nth_day_of_the_week_in_month_dst_rule;
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72 |
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73 |
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74 | } }//namespace
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75 |
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76 |
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77 | #endif
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