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1 | // Created on: 1993-01-04 |
2 | // Created by: J.P. BOUDIER - J.P. TIRAULT |
3 | // Copyright (c) 1993-1999 Matra Datavision |
4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
5 | // |
6 | // This file is part of Open CASCADE Technology software library. |
7 | // |
8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
12 | // distribution for complete text of the license and disclaimer of any warranty. |
13 | // |
14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
16 | |
17 | #ifndef _Quantity_Date_HeaderFile |
18 | #define _Quantity_Date_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <Standard_Integer.hxx> |
25 | #include <Standard_Boolean.hxx> |
26 | class Quantity_DateDefinitionError; |
27 | class Standard_OutOfRange; |
28 | class Quantity_Period; |
29 | |
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30 | //! This class provides services to manage date information. |
31 | //! A date represents the following time intervals: |
32 | //! year, month, day, hour, minute, second, |
33 | //! millisecond and microsecond. |
34 | //! Current time is expressed in elapsed seconds |
35 | //! and microseconds beginning from 00:00 GMT, |
36 | //! January 1, 1979 (zero hour). The valid date can |
37 | //! only be later than this one. |
38 | //! Note: a Period object gives the interval between two dates. |
39 | class Quantity_Date |
40 | { |
41 | public: |
42 | |
43 | DEFINE_STANDARD_ALLOC |
44 | |
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45 | //! Constructs a default date |
46 | //! (00:00 GMT, January 1, 1979 (zero hour)); use the function |
47 | //! SetValues to define the required date; or |
48 | Standard_EXPORT Quantity_Date(); |
49 | |
50 | //! Constructs a date from the year yyyy, the |
51 | //! month mm, the day dd, the hour hh, the minute |
52 | //! mn, the second ss, the millisecond mis |
53 | //! (defaulted to 0) and the microsecond mics (defaulted to 0).. |
54 | //! With: 1 <= mm <= 12 |
55 | //! 1 <= dd <= max number of days of <mm> |
56 | //! 1979 <= yyyy |
57 | //! 0 <= hh <= 23 |
58 | //! 0 <= mn <= 59 |
59 | //! 0 <= ss <= 59 |
60 | //! 0 <= mis <= 999 |
61 | //! 0 <= mics <= 999 |
62 | //! Exceptions |
63 | //! Quantity_DateDefinitionError if mm, dd, hh, |
64 | //! mn, ss, mis and mics are not the components of the valid date. |
65 | Standard_EXPORT Quantity_Date(const Standard_Integer mm, const Standard_Integer dd, const Standard_Integer yyyy, const Standard_Integer hh, const Standard_Integer mn, const Standard_Integer ss, const Standard_Integer mis = 0, const Standard_Integer mics = 0); |
66 | |
67 | //! Gets a complete Date. |
68 | //! - in mm - the month, |
69 | //! - in dd - the day, |
70 | //! - in yyyy - the year, |
71 | //! - in hh - the hour, |
72 | //! - in mn - the minute, |
73 | //! - in ss - the second, |
74 | //! - in mis - the millisecond, and |
75 | //! - in mics - the microsecond |
76 | Standard_EXPORT void Values (Standard_Integer& mm, Standard_Integer& dd, Standard_Integer& yy, Standard_Integer& hh, Standard_Integer& mn, Standard_Integer& ss, Standard_Integer& mis, Standard_Integer& mics) const; |
77 | |
78 | //! Assigns to this date the year yyyy, the month |
79 | //! mm, the day dd, the hour hh, the minute mn, the |
80 | //! second ss, the millisecond mis (defaulted to 0) |
81 | //! and the microsecond mics (defaulted to 0). |
82 | //! Exceptions |
83 | //! Quantity_DateDefinitionError if mm, dd, hh, |
84 | //! mn, ss, mis and mics are not components of a valid date. |
85 | Standard_EXPORT void SetValues (const Standard_Integer mm, const Standard_Integer dd, const Standard_Integer yy, const Standard_Integer hh, const Standard_Integer mn, const Standard_Integer ss, const Standard_Integer mis = 0, const Standard_Integer mics = 0); |
86 | |
87 | //! Subtracts one Date from another one to find the period |
88 | //! between and returns the value. |
89 | //! The result is the absolute value between the difference |
90 | //! of two dates. |
91 | Standard_EXPORT Quantity_Period Difference (const Quantity_Date& anOther); |
92 | |
93 | //! Subtracts a period from a Date and returns the new Date. |
94 | //! Raises an exception if the result date is anterior to |
95 | //! Jan 1, 1979. |
96 | Standard_EXPORT Quantity_Date Subtract (const Quantity_Period& aPeriod); |
97 | Quantity_Date operator - (const Quantity_Period& aPeriod) |
98 | { |
99 | return Subtract(aPeriod); |
100 | } |
101 | |
102 | //! Adds a Period to a Date and returns the new Date. |
103 | Standard_EXPORT Quantity_Date Add (const Quantity_Period& aPeriod); |
104 | Quantity_Date operator + (const Quantity_Period& aPeriod) |
105 | { |
106 | return Add(aPeriod); |
107 | } |
108 | |
109 | //! Returns year of a Date. |
110 | Standard_EXPORT Standard_Integer Year(); |
111 | |
112 | //! Returns month of a Date. |
113 | Standard_EXPORT Standard_Integer Month(); |
114 | |
115 | //! Returns Day of a Date. |
116 | Standard_EXPORT Standard_Integer Day(); |
117 | |
118 | //! Returns Hour of a Date. |
119 | Standard_EXPORT Standard_Integer Hour(); |
120 | |
121 | //! Returns minute of a Date. |
122 | Standard_EXPORT Standard_Integer Minute(); |
123 | |
124 | //! Returns seconde of a Date. |
125 | Standard_EXPORT Standard_Integer Second(); |
126 | |
127 | //! Returns millisecond of a Date. |
128 | Standard_EXPORT Standard_Integer MilliSecond(); |
129 | |
130 | //! Returns microsecond of a Date. |
131 | Standard_EXPORT Standard_Integer MicroSecond(); |
132 | |
133 | //! Returns TRUE if both <me> and <other> are equal. |
134 | //! This method is an alias of operator ==. |
135 | Standard_EXPORT Standard_Boolean IsEqual (const Quantity_Date& anOther) const; |
136 | Standard_Boolean operator == (const Quantity_Date& anOther) const |
137 | { |
138 | return IsEqual(anOther); |
139 | } |
140 | |
141 | //! Returns TRUE if <me> is earlier than <other>. |
142 | Standard_EXPORT Standard_Boolean IsEarlier (const Quantity_Date& anOther) const; |
143 | Standard_Boolean operator < (const Quantity_Date& anOther) const |
144 | { |
145 | return IsEarlier(anOther); |
146 | } |
147 | |
148 | //! Returns TRUE if <me> is later then <other>. |
149 | Standard_EXPORT Standard_Boolean IsLater (const Quantity_Date& anOther) const; |
150 | Standard_Boolean operator > (const Quantity_Date& anOther) const |
151 | { |
152 | return IsLater(anOther); |
153 | } |
154 | |
155 | //! Checks the validity of a date - returns true if a |
156 | //! date defined from the year yyyy, the month mm, |
157 | //! the day dd, the hour hh, the minute mn, the |
158 | //! second ss, the millisecond mis (defaulted to 0) |
159 | //! and the microsecond mics (defaulted to 0) is valid. |
160 | //! A date must satisfy the conditions above: |
161 | //! - yyyy is greater than or equal to 1979, |
162 | //! - mm lies within the range [1, 12] (with 1 |
163 | //! corresponding to January and 12 to December), |
164 | //! - dd lies within a valid range for the month mm |
165 | //! (from 1 to 28, 29, 30 or 31 depending on |
166 | //! mm and whether yyyy is a leap year or not), |
167 | //! - hh lies within the range [0, 23], |
168 | //! - mn lies within the range [0, 59], |
169 | //! - ss lies within the range [0, 59], |
170 | //! - mis lies within the range [0, 999], |
171 | //! - mics lies within the range [0, 999].C |
172 | Standard_EXPORT static Standard_Boolean IsValid (const Standard_Integer mm, const Standard_Integer dd, const Standard_Integer yy, const Standard_Integer hh, const Standard_Integer mn, const Standard_Integer ss, const Standard_Integer mis = 0, const Standard_Integer mics = 0); |
173 | |
174 | //! Returns true if a year is a leap year. |
175 | //! The leap years are divisable by 4 and not by 100 except |
176 | //! the years divisable by 400. |
09324e85 |
177 | static Standard_Boolean IsLeap (const Standard_Integer yy) |
178 | { |
179 | return ((yy % 4 == 0) && (yy % 100 != 0)) |
180 | || (yy % 400) == 0; |
181 | } |
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182 | |
183 | private: |
184 | |
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185 | Standard_Integer mySec; |
186 | Standard_Integer myUSec; |
187 | |
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188 | }; |
189 | |
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190 | #endif // _Quantity_Date_HeaderFile |