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KDECore

kcalendarsystemgregorian.h

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00001 /*
00002     Copyright (c) 2002 Carlos Moro <cfmoro@correo.uniovi.es>
00003     Copyright (c) 2002 Hans Petter Bieker <bieker@kde.org>
00004     Copyright (c) 2007 John Layt <john@layt.net>
00005  
00006     This library is free software; you can redistribute it and/or
00007     modify it under the terms of the GNU Library General Public
00008     License as published by the Free Software Foundation; either
00009     version 2 of the License, or (at your option) any later version.
00010  
00011     This library is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     Library General Public License for more details.
00015  
00016     You should have received a copy of the GNU Library General Public License
00017     along with this library; see the file COPYING.LIB.  If not, write to
00018     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019     Boston, MA 02110-1301, USA.
00020 */
00021 
00022 #ifndef KCALENDARSYSTEMGREGORIAN_H
00023 #define KCALENDARSYSTEMGREGORIAN_H
00024 
00025 #include "kcalendarsystem.h"
00026 
00027 class KCalendarSystemGregorianPrivate;
00028 
00045 class KDECORE_EXPORT KCalendarSystemGregorian: public KCalendarSystem
00046 {
00047 public:
00048     explicit KCalendarSystemGregorian ( const KLocale *locale = 0 );
00049     virtual ~KCalendarSystemGregorian ();
00050 
00051     virtual QString calendarType() const;
00052 
00053     virtual QDate epoch() const;
00054     virtual QDate earliestValidDate() const;
00055     virtual QDate latestValidDate() const;
00056     virtual bool isValid( int year, int month, int day ) const;
00057     virtual bool isValid( const QDate &date ) const;
00058 
00059     virtual bool setDate( QDate &date, int year, int month, int day ) const;
00061     virtual bool setYMD( QDate &date, int year, int month, int day ) const;
00062 
00063     virtual int year( const QDate &date ) const;
00064     virtual int month( const QDate &date ) const;
00065     virtual int day( const QDate &date ) const;
00066 
00067     virtual QDate addYears( const QDate &date, int nyears ) const;
00068     virtual QDate addMonths( const QDate &date, int nmonths ) const;
00069     virtual QDate addDays( const QDate &date, int ndays ) const;
00070 
00071     virtual int monthsInYear( const QDate &date ) const;
00072     virtual int weeksInYear( const QDate &date ) const;
00073     virtual int weeksInYear( int year ) const;
00074     virtual int daysInYear( const QDate &date ) const;
00075     virtual int daysInMonth( const QDate &date ) const;
00076     virtual int daysInWeek( const QDate &date ) const;
00077 
00078     virtual int dayOfYear( const QDate &date ) const;
00079     virtual int dayOfWeek( const QDate &date ) const;
00080 
00081     virtual int weekNumber( const QDate &date, int *yearNum = 0 ) const;
00082 
00083     virtual bool isLeapYear( int year ) const;
00084     virtual bool isLeapYear( const QDate &date ) const;
00085 
00086     virtual QString monthName( int month, int year, MonthNameFormat format = LongName ) const;
00087     virtual QString monthName( const QDate &date, MonthNameFormat format = LongName ) const;
00088 
00089     virtual QString weekDayName( int weekDay, WeekDayNameFormat format = LongDayName ) const;
00090     virtual QString weekDayName( const QDate &date, WeekDayNameFormat format = LongDayName ) const;
00091 
00092     virtual QString yearString( const QDate & pDate, StringFormat format = LongFormat ) const;
00093     virtual QString monthString( const QDate &pDate, StringFormat format = LongFormat ) const;
00094     virtual QString dayString( const QDate &pDate, StringFormat format = LongFormat ) const;
00095 
00096     virtual int yearStringToInteger( const QString &sNum, int &iLength ) const;
00097     virtual int monthStringToInteger( const QString &sNum, int &iLength ) const;
00098     virtual int dayStringToInteger( const QString &sNum, int &iLength ) const;
00099 
00100     virtual QString formatDate( const QDate &date, KLocale::DateFormat format = KLocale::LongDate ) const;
00101 
00102     virtual QDate readDate( const QString &str, bool *ok = 0 ) const;
00103     virtual QDate readDate( const QString &intstr, const QString &fmt, bool *ok = 0 ) const;
00104     virtual QDate readDate( const QString &str, KLocale::ReadDateFlags flags, bool *ok = 0 ) const;
00105 
00106     virtual int weekStartDay() const;
00107     virtual int weekDayOfPray () const;
00108 
00109     virtual bool isLunar() const;
00110     virtual bool isLunisolar() const;
00111     virtual bool isSolar() const;
00112     virtual bool isProleptic() const;
00113 
00114 protected:
00115     virtual bool julianDayToDate( int jd, int &year, int &month, int &day ) const;
00116     virtual bool dateToJulianDay( int year, int month, int day, int &jd ) const;
00117 
00118 private:
00119     KCalendarSystemGregorianPrivate * const d;
00120 };
00121 
00122 #endif

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