diff --git a/src/date.cpp b/src/date.cpp deleted file mode 100644 --- a/src/date.cpp +++ /dev/null @@ -1,136 +0,0 @@ -/* - * This file is part of OpenTTD. - * 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. - * 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. - * 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 . - */ - -/** @file date.cpp Handling of dates in our native format and transforming them to something human readable. */ - -#include "stdafx.h" -#include "network/network.h" -#include "network/network_func.h" -#include "currency.h" -#include "window_func.h" -#include "settings_type.h" -#include "date_func.h" -#include "vehicle_base.h" -#include "rail_gui.h" -#include "linkgraph/linkgraph.h" -#include "saveload/saveload.h" -#include "newgrf_profiling.h" -#include "widgets/statusbar_widget.h" -#include "timer/timer.h" -#include "timer/timer_game_calendar.h" - -#include "safeguards.h" - -#define M(a, b) ((a << 5) | b) -static const uint16 _month_date_from_year_day[] = { - M( 0, 1), M( 0, 2), M( 0, 3), M( 0, 4), M( 0, 5), M( 0, 6), M( 0, 7), M( 0, 8), M( 0, 9), M( 0, 10), M( 0, 11), M( 0, 12), M( 0, 13), M( 0, 14), M( 0, 15), M( 0, 16), M( 0, 17), M( 0, 18), M( 0, 19), M( 0, 20), M( 0, 21), M( 0, 22), M( 0, 23), M( 0, 24), M( 0, 25), M( 0, 26), M( 0, 27), M( 0, 28), M( 0, 29), M( 0, 30), M( 0, 31), - M( 1, 1), M( 1, 2), M( 1, 3), M( 1, 4), M( 1, 5), M( 1, 6), M( 1, 7), M( 1, 8), M( 1, 9), M( 1, 10), M( 1, 11), M( 1, 12), M( 1, 13), M( 1, 14), M( 1, 15), M( 1, 16), M( 1, 17), M( 1, 18), M( 1, 19), M( 1, 20), M( 1, 21), M( 1, 22), M( 1, 23), M( 1, 24), M( 1, 25), M( 1, 26), M( 1, 27), M( 1, 28), M( 1, 29), - M( 2, 1), M( 2, 2), M( 2, 3), M( 2, 4), M( 2, 5), M( 2, 6), M( 2, 7), M( 2, 8), M( 2, 9), M( 2, 10), M( 2, 11), M( 2, 12), M( 2, 13), M( 2, 14), M( 2, 15), M( 2, 16), M( 2, 17), M( 2, 18), M( 2, 19), M( 2, 20), M( 2, 21), M( 2, 22), M( 2, 23), M( 2, 24), M( 2, 25), M( 2, 26), M( 2, 27), M( 2, 28), M( 2, 29), M( 2, 30), M( 2, 31), - M( 3, 1), M( 3, 2), M( 3, 3), M( 3, 4), M( 3, 5), M( 3, 6), M( 3, 7), M( 3, 8), M( 3, 9), M( 3, 10), M( 3, 11), M( 3, 12), M( 3, 13), M( 3, 14), M( 3, 15), M( 3, 16), M( 3, 17), M( 3, 18), M( 3, 19), M( 3, 20), M( 3, 21), M( 3, 22), M( 3, 23), M( 3, 24), M( 3, 25), M( 3, 26), M( 3, 27), M( 3, 28), M( 3, 29), M( 3, 30), - M( 4, 1), M( 4, 2), M( 4, 3), M( 4, 4), M( 4, 5), M( 4, 6), M( 4, 7), M( 4, 8), M( 4, 9), M( 4, 10), M( 4, 11), M( 4, 12), M( 4, 13), M( 4, 14), M( 4, 15), M( 4, 16), M( 4, 17), M( 4, 18), M( 4, 19), M( 4, 20), M( 4, 21), M( 4, 22), M( 4, 23), M( 4, 24), M( 4, 25), M( 4, 26), M( 4, 27), M( 4, 28), M( 4, 29), M( 4, 30), M( 4, 31), - M( 5, 1), M( 5, 2), M( 5, 3), M( 5, 4), M( 5, 5), M( 5, 6), M( 5, 7), M( 5, 8), M( 5, 9), M( 5, 10), M( 5, 11), M( 5, 12), M( 5, 13), M( 5, 14), M( 5, 15), M( 5, 16), M( 5, 17), M( 5, 18), M( 5, 19), M( 5, 20), M( 5, 21), M( 5, 22), M( 5, 23), M( 5, 24), M( 5, 25), M( 5, 26), M( 5, 27), M( 5, 28), M( 5, 29), M( 5, 30), - M( 6, 1), M( 6, 2), M( 6, 3), M( 6, 4), M( 6, 5), M( 6, 6), M( 6, 7), M( 6, 8), M( 6, 9), M( 6, 10), M( 6, 11), M( 6, 12), M( 6, 13), M( 6, 14), M( 6, 15), M( 6, 16), M( 6, 17), M( 6, 18), M( 6, 19), M( 6, 20), M( 6, 21), M( 6, 22), M( 6, 23), M( 6, 24), M( 6, 25), M( 6, 26), M( 6, 27), M( 6, 28), M( 6, 29), M( 6, 30), M( 6, 31), - M( 7, 1), M( 7, 2), M( 7, 3), M( 7, 4), M( 7, 5), M( 7, 6), M( 7, 7), M( 7, 8), M( 7, 9), M( 7, 10), M( 7, 11), M( 7, 12), M( 7, 13), M( 7, 14), M( 7, 15), M( 7, 16), M( 7, 17), M( 7, 18), M( 7, 19), M( 7, 20), M( 7, 21), M( 7, 22), M( 7, 23), M( 7, 24), M( 7, 25), M( 7, 26), M( 7, 27), M( 7, 28), M( 7, 29), M( 7, 30), M( 7, 31), - M( 8, 1), M( 8, 2), M( 8, 3), M( 8, 4), M( 8, 5), M( 8, 6), M( 8, 7), M( 8, 8), M( 8, 9), M( 8, 10), M( 8, 11), M( 8, 12), M( 8, 13), M( 8, 14), M( 8, 15), M( 8, 16), M( 8, 17), M( 8, 18), M( 8, 19), M( 8, 20), M( 8, 21), M( 8, 22), M( 8, 23), M( 8, 24), M( 8, 25), M( 8, 26), M( 8, 27), M( 8, 28), M( 8, 29), M( 8, 30), - M( 9, 1), M( 9, 2), M( 9, 3), M( 9, 4), M( 9, 5), M( 9, 6), M( 9, 7), M( 9, 8), M( 9, 9), M( 9, 10), M( 9, 11), M( 9, 12), M( 9, 13), M( 9, 14), M( 9, 15), M( 9, 16), M( 9, 17), M( 9, 18), M( 9, 19), M( 9, 20), M( 9, 21), M( 9, 22), M( 9, 23), M( 9, 24), M( 9, 25), M( 9, 26), M( 9, 27), M( 9, 28), M( 9, 29), M( 9, 30), M( 9, 31), - M(10, 1), M(10, 2), M(10, 3), M(10, 4), M(10, 5), M(10, 6), M(10, 7), M(10, 8), M(10, 9), M(10, 10), M(10, 11), M(10, 12), M(10, 13), M(10, 14), M(10, 15), M(10, 16), M(10, 17), M(10, 18), M(10, 19), M(10, 20), M(10, 21), M(10, 22), M(10, 23), M(10, 24), M(10, 25), M(10, 26), M(10, 27), M(10, 28), M(10, 29), M(10, 30), - M(11, 1), M(11, 2), M(11, 3), M(11, 4), M(11, 5), M(11, 6), M(11, 7), M(11, 8), M(11, 9), M(11, 10), M(11, 11), M(11, 12), M(11, 13), M(11, 14), M(11, 15), M(11, 16), M(11, 17), M(11, 18), M(11, 19), M(11, 20), M(11, 21), M(11, 22), M(11, 23), M(11, 24), M(11, 25), M(11, 26), M(11, 27), M(11, 28), M(11, 29), M(11, 30), M(11, 31), -}; -#undef M - -enum DaysTillMonth { - ACCUM_JAN = 0, - ACCUM_FEB = ACCUM_JAN + 31, - ACCUM_MAR = ACCUM_FEB + 29, - ACCUM_APR = ACCUM_MAR + 31, - ACCUM_MAY = ACCUM_APR + 30, - ACCUM_JUN = ACCUM_MAY + 31, - ACCUM_JUL = ACCUM_JUN + 30, - ACCUM_AUG = ACCUM_JUL + 31, - ACCUM_SEP = ACCUM_AUG + 31, - ACCUM_OCT = ACCUM_SEP + 30, - ACCUM_NOV = ACCUM_OCT + 31, - ACCUM_DEC = ACCUM_NOV + 30, -}; - -/** Number of days to pass from the first day in the year before reaching the first of a month. */ -static const uint16 _accum_days_for_month[] = { - ACCUM_JAN, ACCUM_FEB, ACCUM_MAR, ACCUM_APR, - ACCUM_MAY, ACCUM_JUN, ACCUM_JUL, ACCUM_AUG, - ACCUM_SEP, ACCUM_OCT, ACCUM_NOV, ACCUM_DEC, -}; - -/** - * Converts a Date to a Year, Month & Day. - * @param date the date to convert from - * @param ymd the year, month and day to write to - */ -void ConvertDateToYMD(TimerGameCalendar::Date date, YearMonthDay *ymd) -{ - /* Year determination in multiple steps to account for leap - * years. First do the large steps, then the smaller ones. - */ - - /* There are 97 leap years in 400 years */ - TimerGameCalendar::Year yr = 400 * (date / (DAYS_IN_YEAR * 400 + 97)); - int rem = date % (DAYS_IN_YEAR * 400 + 97); - uint16 x; - - if (rem >= DAYS_IN_YEAR * 100 + 25) { - /* There are 25 leap years in the first 100 years after - * every 400th year, as every 400th year is a leap year */ - yr += 100; - rem -= DAYS_IN_YEAR * 100 + 25; - - /* There are 24 leap years in the next couple of 100 years */ - yr += 100 * (rem / (DAYS_IN_YEAR * 100 + 24)); - rem = (rem % (DAYS_IN_YEAR * 100 + 24)); - } - - if (!IsLeapYear(yr) && rem >= DAYS_IN_YEAR * 4) { - /* The first 4 year of the century are not always a leap year */ - yr += 4; - rem -= DAYS_IN_YEAR * 4; - } - - /* There is 1 leap year every 4 years */ - yr += 4 * (rem / (DAYS_IN_YEAR * 4 + 1)); - rem = rem % (DAYS_IN_YEAR * 4 + 1); - - /* The last (max 3) years to account for; the first one - * can be, but is not necessarily a leap year */ - while (rem >= (IsLeapYear(yr) ? DAYS_IN_LEAP_YEAR : DAYS_IN_YEAR)) { - rem -= IsLeapYear(yr) ? DAYS_IN_LEAP_YEAR : DAYS_IN_YEAR; - yr++; - } - - /* Skip the 29th of February in non-leap years */ - if (!IsLeapYear(yr) && rem >= ACCUM_MAR - 1) rem++; - - ymd->year = yr; - - x = _month_date_from_year_day[rem]; - ymd->month = x >> 5; - ymd->day = x & 0x1F; -} - -/** - * Converts a tuple of Year, Month and Day to a Date. - * @param year is a number between 0..MAX_YEAR - * @param month is a number between 0..11 - * @param day is a number between 1..31 - */ -TimerGameCalendar::Date ConvertYMDToDate(TimerGameCalendar::Year year, TimerGameCalendar::Month month, TimerGameCalendar::Day day) -{ - /* Day-offset in a leap year */ - int days = _accum_days_for_month[month] + day - 1; - - /* Account for the missing of the 29th of February in non-leap years */ - if (!IsLeapYear(year) && days >= ACCUM_MAR) days--; - - return DAYS_TILL(year) + days; -}