OpenTTD-patches/currency.h
belugas b51d58a44c (svn r6485) -NewGRF Feature: Match the order of TTDPatch's currencies with those used in OTTD.
This will not reorder OTTD's currencies, but will make it so that
currencies affected by a grf will be those aimed by the writer.
2006-09-20 00:34:06 +00:00

46 lines
1.1 KiB
C

/* $Id$ */
#ifndef CURRENCY_H
#define CURRENCY_H
enum {
CF_NOEURO = 0,
CF_ISEURO = 1,
NUM_CURRENCY = 26,
CUSTOM_CURRENCY_ID = NUM_CURRENCY - 1
};
typedef struct {
uint16 rate;
char separator;
Year to_euro;
char prefix[16];
char suffix[16];
/**
* The currency symbol is represented by two possible values, prefix and suffix
* Usage of one or the other is determined by symbol_pos.
* 0 = prefix
* 1 = suffix
* 2 = both : Special case only for custom currency.
* It is not a spec from Newgrf,
* rather a way to let users do what they want with custom curency
*/
byte symbol_pos;
StringID name;
} CurrencySpec;
extern CurrencySpec _currency_specs[NUM_CURRENCY];
// XXX small hack, but makes the rest of the code a bit nicer to read
#define _custom_currency (_currency_specs[CUSTOM_CURRENCY_ID])
#define _currency ((const CurrencySpec*)&_currency_specs[_opt_ptr->currency])
uint GetMaskOfAllowedCurrencies(void);
void CheckSwitchToEuro(void);
void ResetCurrencies(void);
StringID* BuildCurrencyDropdown(void);
byte GetNewgrfCurrencyIdConverted(byte grfcurr_id);
#endif /* CURRENCY_H */