mirror of
https://github.com/JGRennison/OpenTTD-patches.git
synced 2024-11-11 13:10:45 +00:00
166 lines
8.6 KiB
C++
166 lines
8.6 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 currency.cpp Support for different currencies. */
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#include "stdafx.h"
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#include "core/bitmath_func.hpp"
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#include "currency.h"
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#include "news_func.h"
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#include "settings_type.h"
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#include "string_type.h"
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#include "timer/timer.h"
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#include "timer/timer_game_calendar.h"
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#include "table/strings.h"
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#include "safeguards.h"
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/* exchange rate postfix code
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* | Euro year | | symbol_pos
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* | | prefix | | | name
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* | | | | | | | */
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/** The original currency specifications. */
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static const CurrencySpec origin_currency_specs[CURRENCY_END] = {
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{ 1, CF_NOEURO, "\u00a3", "", "GBP", 0, STR_GAME_OPTIONS_CURRENCY_GBP }, ///< british pound
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{ 2, CF_NOEURO, "$", "", "USD", 0, STR_GAME_OPTIONS_CURRENCY_USD }, ///< american dollar
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{ 2, CF_ISEURO, "\u20ac", "", "EUR", 0, STR_GAME_OPTIONS_CURRENCY_EUR }, ///< euro
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{ 220, CF_NOEURO, "\u00a5", "", "JPY", 0, STR_GAME_OPTIONS_CURRENCY_JPY }, ///< japanese yen
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{ 27, 2002, "", NBSP "S.", "ATS", 1, STR_GAME_OPTIONS_CURRENCY_ATS }, ///< austrian schilling
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{ 81, 2002, "BEF" NBSP, "", "BEF", 0, STR_GAME_OPTIONS_CURRENCY_BEF }, ///< belgian franc
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{ 2, CF_NOEURO, "CHF" NBSP, "", "CHF", 0, STR_GAME_OPTIONS_CURRENCY_CHF }, ///< swiss franc
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{ 41, CF_NOEURO, "", NBSP "K\u010d", "CZK", 1, STR_GAME_OPTIONS_CURRENCY_CZK }, ///< czech koruna
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{ 4, 2002, "DM" NBSP, "", "DEM", 0, STR_GAME_OPTIONS_CURRENCY_DEM }, ///< deutsche mark
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{ 11, CF_NOEURO, "", NBSP "kr", "DKK", 1, STR_GAME_OPTIONS_CURRENCY_DKK }, ///< danish krone
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{ 333, 2002, "Pts" NBSP, "", "ESP", 0, STR_GAME_OPTIONS_CURRENCY_ESP }, ///< spanish peseta
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{ 12, 2002, "", NBSP "mk", "FIM", 1, STR_GAME_OPTIONS_CURRENCY_FIM }, ///< finnish markka
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{ 13, 2002, "FF" NBSP, "", "FRF", 0, STR_GAME_OPTIONS_CURRENCY_FRF }, ///< french franc
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{ 681, 2002, "", "Dr.", "GRD", 1, STR_GAME_OPTIONS_CURRENCY_GRD }, ///< greek drachma
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{ 378, CF_NOEURO, "", NBSP "Ft", "HUF", 1, STR_GAME_OPTIONS_CURRENCY_HUF }, ///< hungarian forint
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{ 130, CF_NOEURO, "", NBSP "Kr", "ISK", 1, STR_GAME_OPTIONS_CURRENCY_ISK }, ///< icelandic krona
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{ 3873, 2002, "", NBSP "L.", "ITL", 1, STR_GAME_OPTIONS_CURRENCY_ITL }, ///< italian lira
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{ 4, 2002, "NLG" NBSP, "", "NLG", 0, STR_GAME_OPTIONS_CURRENCY_NLG }, ///< dutch gulden
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{ 12, CF_NOEURO, "", NBSP "Kr", "NOK", 1, STR_GAME_OPTIONS_CURRENCY_NOK }, ///< norwegian krone
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{ 6, CF_NOEURO, "", NBSP "z\u0142", "PLN", 1, STR_GAME_OPTIONS_CURRENCY_PLN }, ///< polish zloty
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{ 5, CF_NOEURO, "", NBSP "Lei", "RON", 1, STR_GAME_OPTIONS_CURRENCY_RON }, ///< romanian leu
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{ 50, CF_NOEURO, "", NBSP "p", "RUR", 1, STR_GAME_OPTIONS_CURRENCY_RUR }, ///< russian rouble
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{ 479, 2007, "", NBSP "SIT", "SIT", 1, STR_GAME_OPTIONS_CURRENCY_SIT }, ///< slovenian tolar
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{ 13, CF_NOEURO, "", NBSP "Kr", "SEK", 1, STR_GAME_OPTIONS_CURRENCY_SEK }, ///< swedish krona
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{ 3, CF_NOEURO, "", NBSP "TL", "TRY", 1, STR_GAME_OPTIONS_CURRENCY_TRY }, ///< turkish lira
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{ 60, 2009, "", NBSP "Sk", "SKK", 1, STR_GAME_OPTIONS_CURRENCY_SKK }, ///< slovak koruna
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{ 4, CF_NOEURO, "R$" NBSP, "", "BRL", 0, STR_GAME_OPTIONS_CURRENCY_BRL }, ///< brazil real
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{ 31, 2011, "", NBSP "EEK", "EEK", 1, STR_GAME_OPTIONS_CURRENCY_EEK }, ///< estonian krooni
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{ 4, 2015, "", NBSP "Lt", "LTL", 1, STR_GAME_OPTIONS_CURRENCY_LTL }, ///< lithuanian litas
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{ 1850, CF_NOEURO, "\u20a9", "", "KRW", 0, STR_GAME_OPTIONS_CURRENCY_KRW }, ///< south korean won
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{ 13, CF_NOEURO, "R" NBSP, "", "ZAR", 0, STR_GAME_OPTIONS_CURRENCY_ZAR }, ///< south african rand
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{ 1, CF_NOEURO, "", "", "", 2, STR_GAME_OPTIONS_CURRENCY_CUSTOM }, ///< custom currency (add further languages below)
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{ 3, CF_NOEURO, "", NBSP "GEL", "GEL", 1, STR_GAME_OPTIONS_CURRENCY_GEL }, ///< Georgian Lari
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{ 4901, CF_NOEURO, "", NBSP "Rls", "IRR", 1, STR_GAME_OPTIONS_CURRENCY_IRR }, ///< Iranian Rial
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{ 80, CF_NOEURO, "", NBSP "rub", "RUB", 1, STR_GAME_OPTIONS_CURRENCY_RUB }, ///< New Russian Ruble
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{ 24, CF_NOEURO, "$", "", "MXN", 0, STR_GAME_OPTIONS_CURRENCY_MXN }, ///< Mexican peso
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{ 40, CF_NOEURO, "NTD" NBSP, "", "NTD", 0, STR_GAME_OPTIONS_CURRENCY_NTD }, ///< new taiwan dollar
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{ 8, CF_NOEURO, "\u00a5", "", "CNY", 0, STR_GAME_OPTIONS_CURRENCY_CNY }, ///< chinese renminbi
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{ 10, CF_NOEURO, "HKD" NBSP, "", "HKD", 0, STR_GAME_OPTIONS_CURRENCY_HKD }, ///< hong kong dollar
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{ 90, CF_NOEURO, "\u20b9", "", "INR", 0, STR_GAME_OPTIONS_CURRENCY_INR }, ///< Indian Rupee
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{ 19, CF_NOEURO, "Rp", "", "IDR", 0, STR_GAME_OPTIONS_CURRENCY_IDR }, ///< Indonesian Rupiah
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{ 5, CF_NOEURO, "RM", "", "MYR", 0, STR_GAME_OPTIONS_CURRENCY_MYR }, ///< Malaysian Ringgit
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{ 1, 2014, "", NBSP "Ls", "LVL", 1, STR_GAME_OPTIONS_CURRENCY_LVL }, ///< latvian lats
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};
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/** Array of currencies used by the system */
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CurrencySpec _currency_specs[CURRENCY_END];
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/**
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* This array represent the position of OpenTTD's currencies,
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* compared to TTDPatch's ones.
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* When a grf sends currencies, they are based on the order defined by TTDPatch.
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* So, we must reindex them to our own order.
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*/
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const byte TTDPatch_To_OTTDIndex[] =
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{
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CURRENCY_GBP,
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CURRENCY_USD,
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CURRENCY_FRF,
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CURRENCY_DEM,
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CURRENCY_JPY,
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CURRENCY_ESP,
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CURRENCY_HUF,
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CURRENCY_PLN,
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CURRENCY_ATS,
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CURRENCY_BEF,
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CURRENCY_DKK,
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CURRENCY_FIM,
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CURRENCY_GRD,
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CURRENCY_CHF,
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CURRENCY_NLG,
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CURRENCY_ITL,
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CURRENCY_SEK,
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CURRENCY_RUR,
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CURRENCY_EUR,
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};
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/**
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* Will return the ottd's index correspondence to
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* the ttdpatch's id. If the id is bigger than the array,
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* it is a grf written for ottd, thus returning the same id.
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* Only called from newgrf.cpp
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* @param grfcurr_id currency id coming from newgrf
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* @return the corrected index
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*/
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byte GetNewgrfCurrencyIdConverted(byte grfcurr_id)
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{
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return (grfcurr_id >= lengthof(TTDPatch_To_OTTDIndex)) ? grfcurr_id : TTDPatch_To_OTTDIndex[grfcurr_id];
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}
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/**
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* get a mask of the allowed currencies depending on the year
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* @return mask of currencies
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*/
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uint64_t GetMaskOfAllowedCurrencies()
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{
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uint64_t mask = 0LL;
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uint i;
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for (i = 0; i < CURRENCY_END; i++) {
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TimerGameCalendar::Year to_euro = _currency_specs[i].to_euro;
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if (to_euro != CF_NOEURO && to_euro != CF_ISEURO && TimerGameCalendar::year >= to_euro) continue;
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if (to_euro == CF_ISEURO && TimerGameCalendar::year < 2000) continue;
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SetBit(mask, i);
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}
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SetBit(mask, CURRENCY_CUSTOM); // always allow custom currency
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return mask;
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}
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/**
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* Verify if the currency chosen by the user is about to be converted to Euro
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*/
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static IntervalTimer<TimerGameCalendar> _check_switch_to_euro({TimerGameCalendar::YEAR, TimerGameCalendar::Priority::NONE}, [](auto)
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{
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if (_currency_specs[_settings_game.locale.currency].to_euro != CF_NOEURO &&
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_currency_specs[_settings_game.locale.currency].to_euro != CF_ISEURO &&
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TimerGameCalendar::year >= _currency_specs[_settings_game.locale.currency].to_euro) {
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_settings_game.locale.currency = 2; // this is the index of euro above.
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AddNewsItem(STR_NEWS_EURO_INTRODUCTION, NT_ECONOMY, NF_NORMAL);
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}
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});
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/**
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* Will fill _currency_specs array with
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* default values from origin_currency_specs
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* Called only from newgrf.cpp and settings.cpp.
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* @param preserve_custom will not reset custom currency
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*/
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void ResetCurrencies(bool preserve_custom)
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{
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for (uint i = 0; i < CURRENCY_END; i++) {
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if (preserve_custom && i == CURRENCY_CUSTOM) continue;
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_currency_specs[i] = origin_currency_specs[i];
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}
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}
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