mirror of https://github.com/OpenTTD/OpenTTD.git
67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file script_date.cpp Implementation of ScriptDate. */
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#include "../../stdafx.h"
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#include "script_date.hpp"
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#include "../../timer/timer_game_calendar.h"
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#include <time.h>
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#include "../../safeguards.h"
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/* static */ bool ScriptDate::IsValidDate(Date date)
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{
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return date >= 0;
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}
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/* static */ ScriptDate::Date ScriptDate::GetCurrentDate()
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{
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return (ScriptDate::Date)TimerGameCalendar::date.base();
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}
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/* static */ SQInteger ScriptDate::GetYear(ScriptDate::Date date)
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{
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if (date < 0) return DATE_INVALID;
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::TimerGameCalendar::YearMonthDay ymd = ::TimerGameCalendar::ConvertDateToYMD(date);
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return ymd.year.base();
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}
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/* static */ SQInteger ScriptDate::GetMonth(ScriptDate::Date date)
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{
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if (date < 0) return DATE_INVALID;
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::TimerGameCalendar::YearMonthDay ymd = ::TimerGameCalendar::ConvertDateToYMD(date);
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return ymd.month + 1;
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}
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/* static */ SQInteger ScriptDate::GetDayOfMonth(ScriptDate::Date date)
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{
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if (date < 0) return DATE_INVALID;
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::TimerGameCalendar::YearMonthDay ymd = ::TimerGameCalendar::ConvertDateToYMD(date);
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return ymd.day;
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}
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/* static */ ScriptDate::Date ScriptDate::GetDate(SQInteger year, SQInteger month, SQInteger day_of_month)
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{
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if (month < 1 || month > 12) return DATE_INVALID;
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if (day_of_month < 1 || day_of_month > 31) return DATE_INVALID;
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if (year < 0 || year > CalendarTime::MAX_YEAR) return DATE_INVALID;
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return (ScriptDate::Date)::TimerGameCalendar::ConvertYMDToDate(year, month - 1, day_of_month).base();
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}
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/* static */ SQInteger ScriptDate::GetSystemTime()
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{
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time_t t;
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time(&t);
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return t;
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}
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