LCOV - code coverage report
Current view: top level - libreoffice/solver/unxlngi6.pro/inc/tools - date.hxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 15 28 53.6 %
Date: 2012-12-27 Functions: 10 17 58.8 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : #ifndef _DATE_HXX
      20             : #define _DATE_HXX
      21             : 
      22             : #include "tools/toolsdllapi.h"
      23             : #include <tools/solar.h>
      24             : 
      25             : class ResId;
      26             : 
      27             : enum DayOfWeek { MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY,
      28             :                  SATURDAY, SUNDAY };
      29             : 
      30             : class TOOLS_DLLPUBLIC SAL_WARN_UNUSED Date
      31             : {
      32             : private:
      33             :     sal_uInt32      nDate;
      34             : 
      35             : public:
      36             :     enum DateInitSystem
      37             :     {
      38             :         SYSTEM
      39             :     };
      40             : 
      41             :     // TODO temporary until all uses are inspected and resolved
      42             :     enum DateInitEmpty
      43             :     {
      44             :         EMPTY
      45             :     };
      46             : 
      47        7693 :                     Date( DateInitEmpty)
      48        7693 :                         { nDate = 0; }
      49             :                     Date( DateInitSystem );
      50             :                     Date( const ResId & rResId );
      51          43 :                     Date( sal_uInt32 _nDate ) { Date::nDate = _nDate; }
      52        5457 :                     Date( const Date& rDate )
      53        5457 :                         { nDate = rDate.nDate; }
      54        3586 :                     Date( sal_uInt16 nDay, sal_uInt16 nMonth, sal_uInt16 nYear )
      55             :                         { nDate = (   sal_uInt32( nDay   % 100 ) ) +
      56             :                                   ( ( sal_uInt32( nMonth % 100 ) ) * 100 ) +
      57        3586 :                                   ( ( sal_uInt32( nYear  % 10000 ) ) * 10000); }
      58             : 
      59           0 :     void            SetDate( sal_uInt32 nNewDate ) { nDate = nNewDate; }
      60         119 :     sal_uInt32      GetDate() const { return nDate; }
      61             : 
      62             :     void            SetDay( sal_uInt16 nNewDay );
      63             :     void            SetMonth( sal_uInt16 nNewMonth );
      64             :     void            SetYear( sal_uInt16 nNewYear );
      65         331 :     sal_uInt16      GetDay() const { return (sal_uInt16)(nDate % 100); }
      66         363 :     sal_uInt16      GetMonth() const { return (sal_uInt16)((nDate / 100) % 100); }
      67         647 :     sal_uInt16      GetYear() const { return (sal_uInt16)(nDate / 10000); }
      68             : 
      69             :     /// Internally normalizes a copy of values.
      70             :     DayOfWeek       GetDayOfWeek() const;
      71             : 
      72             :     /// Internally normalizes a copy of values.
      73             :     sal_uInt16      GetDayOfYear() const;
      74             : 
      75             :     /** nMinimumNumberOfDaysInWeek: how many days of a week must reside in the
      76             :         first week of a year.
      77             :         Internally normalizes a copy of values. */
      78             :     sal_uInt16      GetWeekOfYear( DayOfWeek eStartDay = MONDAY,
      79             :                                    sal_Int16 nMinimumNumberOfDaysInWeek = 4 ) const;
      80             : 
      81             :     /// Internally normalizes a copy of values.
      82             :     sal_uInt16      GetDaysInMonth() const;
      83             : 
      84             :     sal_uInt16      GetDaysInYear() const { return (IsLeapYear()) ? 366 : 365; }
      85             :     sal_Bool        IsLeapYear() const;
      86             : 
      87             :     /** If the represented date is valid (1<=month<=12, 1<=day<=(28,29,30,31)
      88             :         depending on month/year) AND is of the Gregorian calendar (1582-10-15
      89             :         <= date) (AND implicitly date <= 9999-12-31 due to internal
      90             :         representation) */
      91             :     sal_Bool        IsValidAndGregorian() const;
      92             : 
      93             :     /** If the represented date is valid (1<=month<=12, 1<=day<=(28,29,30,31)
      94             :         depending on month/year) */
      95             :     bool            IsValidDate() const;
      96             : 
      97             :     /** Normalize date, invalid day or month values are adapted such that they
      98             :         carry over to the next month or/and year, for example 1999-02-32
      99             :         becomes 1999-03-04, 1999-13-01 becomes 2000-01-01, 1999-13-42 becomes
     100             :         2000-02-11. Truncates at 9999-12-31, 0000-00-x will yield the
     101             :         normalized value of 0000-01-max(1,(x-31))
     102             : 
     103             :         This may be necessary after Date ctors or if the SetDate(), SetDay(),
     104             :         SetMonth(), SetYear() methods set individual non-matching values.
     105             :         Adding/subtracting to/from dates never produces invalid dates.
     106             : 
     107             :         @returns TRUE if the date was normalized, i.e. not valid before.
     108             :      */
     109             :     bool            Normalize();
     110             : 
     111           0 :     sal_Bool        IsBetween( const Date& rFrom, const Date& rTo ) const
     112             :                         { return ((nDate >= rFrom.nDate) &&
     113           0 :                                  (nDate <= rTo.nDate)); }
     114             : 
     115         169 :     sal_Bool        operator ==( const Date& rDate ) const
     116         169 :                         { return (nDate == rDate.nDate); }
     117           0 :     sal_Bool        operator !=( const Date& rDate ) const
     118           0 :                         { return (nDate != rDate.nDate); }
     119           0 :     sal_Bool        operator  >( const Date& rDate ) const
     120           0 :                         { return (nDate > rDate.nDate); }
     121           0 :     sal_Bool        operator  <( const Date& rDate ) const
     122           0 :                         { return (nDate < rDate.nDate); }
     123           0 :     sal_Bool        operator >=( const Date& rDate ) const
     124           0 :                         { return (nDate >= rDate.nDate); }
     125           0 :     sal_Bool        operator <=( const Date& rDate ) const
     126           0 :                         { return (nDate <= rDate.nDate); }
     127             : 
     128        4311 :     Date&           operator =( const Date& rDate )
     129        4311 :                         { nDate = rDate.nDate; return *this; }
     130             :     Date&           operator +=( long nDays );
     131             :     Date&           operator -=( long nDays );
     132             :     Date&           operator ++();
     133             :     Date&           operator --();
     134             :     Date            operator ++( int );
     135             :     Date            operator --( int );
     136             : 
     137             :     TOOLS_DLLPUBLIC friend Date     operator +( const Date& rDate, long nDays );
     138             :     TOOLS_DLLPUBLIC friend Date     operator -( const Date& rDate, long nDays );
     139             :     TOOLS_DLLPUBLIC friend long     operator -( const Date& rDate1, const Date& rDate2 );
     140             : 
     141             :     /// Internally normalizes values.
     142             :     static long DateToDays( sal_uInt16 nDay, sal_uInt16 nMonth, sal_uInt16 nYear );
     143             :     /// Semantically identical to IsValidDate() member method.
     144             :     static bool IsValidDate( sal_uInt16 nDay, sal_uInt16 nMonth, sal_uInt16 nYear );
     145             :     /// Semantically identical to Normalize() member method.
     146             :     static bool Normalize( sal_uInt16 & rDay, sal_uInt16 & rMonth, sal_uInt16 & rYear );
     147             : 
     148             : };
     149             : 
     150             : #endif
     151             : 
     152             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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