diff options
Diffstat (limited to 'include/tools/datetime.hxx')
| -rw-r--r-- | include/tools/datetime.hxx | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/include/tools/datetime.hxx b/include/tools/datetime.hxx new file mode 100644 index 0000000000..ddf29896c1 --- /dev/null +++ b/include/tools/datetime.hxx @@ -0,0 +1,151 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ +#ifndef INCLUDED_TOOLS_DATETIME_HXX +#define INCLUDED_TOOLS_DATETIME_HXX + +#include <tools/toolsdllapi.h> +#include <tools/date.hxx> +#include <tools/time.hxx> +#include <com/sun/star/util/DateTime.hpp> + +#include <iomanip> + +namespace tools +{ +class Duration; +} + +class SAL_WARN_UNUSED TOOLS_DLLPUBLIC DateTime : public Date, public tools::Time +{ +public: + enum DateTimeInitSystem + { + SYSTEM + }; + + enum DateTimeInitEmpty + { + EMPTY + }; + + explicit DateTime( DateTimeInitEmpty ) : Date( Date::EMPTY ), Time( Time::EMPTY ) {} + explicit DateTime( DateTimeInitSystem ); + DateTime( const DateTime& rDateTime ) : + Date( rDateTime ), Time( rDateTime ) {} + DateTime( const Date& rDate ) : Date( rDate ), Time(0) {} + DateTime( const tools::Time& rTime ) : Date(0), Time( rTime ) {} + DateTime( const Date& rDate, const tools::Time& rTime ) : + Date( rDate ), Time( rTime ) {} + DateTime( const css::util::DateTime& rDateTime ); + + css::util::DateTime + GetUNODateTime() const + { return css::util::DateTime(GetNanoSec(), GetSec(), GetMin(), GetHour(), + GetDay(), GetMonth(), GetYear(), false); } + + bool IsBetween( const DateTime& rFrom, + const DateTime& rTo ) const; + + bool IsEqualIgnoreNanoSec( const DateTime& rDateTime ) const + { + if ( Date::operator!=( rDateTime ) ) + return false; + return Time::IsEqualIgnoreNanoSec( rDateTime ); + } + + bool operator ==( const DateTime& rDateTime ) const + { return (Date::operator==( rDateTime ) && + Time::operator==( rDateTime )); } + bool operator !=( const DateTime& rDateTime ) const + { return (Date::operator!=( rDateTime ) || + Time::operator!=( rDateTime )); } + bool operator >( const DateTime& rDateTime ) const; + bool operator <( const DateTime& rDateTime ) const; + bool operator >=( const DateTime& rDateTime ) const; + bool operator <=( const DateTime& rDateTime ) const; + + sal_Int64 GetSecFromDateTime( const Date& rDate ) const; + + void ConvertToUTC() { *this -= Time::GetUTCOffset(); } + void ConvertToLocalTime() { *this += Time::GetUTCOffset(); } + + void AddTime( double fTimeInDays ); + DateTime& operator +=( const tools::Time& rTime ); + DateTime& operator -=( const tools::Time& rTime ); + /** Duration can be negative, so adding it will subtract its value. */ + DateTime& operator +=( const tools::Duration& rDuration ); +private: + void NormalizeTimeRemainderAndApply( tools::Time& rTime ); +public: + + TOOLS_DLLPUBLIC friend DateTime operator +( const DateTime& rDateTime, sal_Int32 nDays ); + TOOLS_DLLPUBLIC friend DateTime operator -( const DateTime& rDateTime, sal_Int32 nDays ); + TOOLS_DLLPUBLIC friend DateTime operator +( const DateTime& rDateTime, double fTimeInDays ); + TOOLS_DLLPUBLIC friend DateTime operator -( const DateTime& rDateTime, double fTimeInDays ) + { return operator+( rDateTime, -fTimeInDays ); } + TOOLS_DLLPUBLIC friend DateTime operator +( const DateTime& rDateTime, const tools::Time& rTime ); + TOOLS_DLLPUBLIC friend DateTime operator -( const DateTime& rDateTime, const tools::Time& rTime ); + /** Use operator-() if a duration is to be remembered or processed. */ + TOOLS_DLLPUBLIC friend tools::Duration operator -( const DateTime& rDateTime1, const DateTime& rDateTime2 ); + /** Use Sub() if the floating point "time in days" value is to be + processed. This also takes a shortcut for whole days values (equal + times), and only for times inflicted values uses an intermediary + tools::Duration for conversion. Note that the resulting floating point + value nevertheless in many cases is not an exact representation down to + nanoseconds. */ + static double Sub( const DateTime& rDateTime1, const DateTime& rDateTime2 ); + TOOLS_DLLPUBLIC friend sal_Int64 operator -( const DateTime& rDateTime, const Date& rDate ) + { return static_cast<const Date&>(rDateTime) - rDate; } + /** Duration can be negative, so adding it will subtract its value. */ + TOOLS_DLLPUBLIC friend DateTime operator +( const DateTime& rDateTime, const tools::Duration& rDuration ); + + DateTime& operator =( const DateTime& rDateTime ); + DateTime& operator =( const css::util::DateTime& rUDateTime ); + + void GetWin32FileDateTime( sal_uInt32 & rLower, sal_uInt32 & rUpper ) const; + static DateTime CreateFromWin32FileDateTime( sal_uInt32 rLower, sal_uInt32 rUpper ); + + /// Creates DateTime given a unix time, which is the number of seconds + /// elapsed since Jan 1st, 1970. + static DateTime CreateFromUnixTime( const double fSecondsSinceEpoch ); +}; + +inline DateTime& DateTime::operator =( const DateTime& rDateTime ) +{ + Date::operator=( rDateTime ); + Time::operator=( rDateTime ); + return *this; +} + +template< typename charT, typename traits > +inline std::basic_ostream<charT, traits> & operator <<( + std::basic_ostream<charT, traits> & stream, const DateTime& datetime) +{ + return stream << datetime.GetYear() << '-' << + std::setw(2) << std::setfill('0') << datetime.GetMonth() << '-' << + std::setw(2) << std::setfill('0') << datetime.GetDay() << ' ' << + std::setw(2) << std::setfill('0') << datetime.GetHour() << ':' << + std::setw(2) << std::setfill('0') << datetime.GetMin() << ':' << + std::setw(2) << std::setfill('0') << datetime.GetSec() << "." << + std::setw(9) << std::setfill('0') << datetime.GetNanoSec(); +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |