author | truebrain |
Thu, 12 Jun 2008 21:07:25 +0000 | |
branch | noai |
changeset 10943 | 5f5a5dd407d8 |
parent 10867 | 5de2923d6e59 |
permissions | -rw-r--r-- |
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/* $Id$ */ |
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/** @file currency.h Functions to handle different currencies. */ |
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#ifndef CURRENCY_H |
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#define CURRENCY_H |
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#include "date_type.h" |
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#include "strings_type.h" |
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enum { |
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CF_NOEURO = 0, |
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CF_ISEURO = 1, |
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NUM_CURRENCY = 28, |
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CUSTOM_CURRENCY_ID = NUM_CURRENCY - 1 |
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}; |
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struct CurrencySpec { |
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uint16 rate; |
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char separator; |
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Year to_euro; |
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char prefix[16]; |
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char suffix[16]; |
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/** |
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* The currency symbol is represented by two possible values, prefix and suffix |
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* Usage of one or the other is determined by symbol_pos. |
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* 0 = prefix |
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* 1 = suffix |
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* 2 = both : Special case only for custom currency. |
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* It is not a spec from Newgrf, |
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* rather a way to let users do what they want with custom curency |
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*/ |
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byte symbol_pos; |
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StringID name; |
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}; |
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extern CurrencySpec _currency_specs[NUM_CURRENCY]; |
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// XXX small hack, but makes the rest of the code a bit nicer to read |
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#define _custom_currency (_currency_specs[CUSTOM_CURRENCY_ID]) |
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#define _currency ((const CurrencySpec*)&_currency_specs[_game_mode == GM_MENU ? _settings_newgame.locale.currency : _settings_game.locale.currency]) |
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uint GetMaskOfAllowedCurrencies(); |
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void CheckSwitchToEuro(); |
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void ResetCurrencies(bool preserve_custom = true); |
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StringID* BuildCurrencyDropdown(); |
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byte GetNewgrfCurrencyIdConverted(byte grfcurr_id); |
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#endif /* CURRENCY_H */ |