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/* $Id$ */
#include "stdafx.h"
#include "openttd.h"
#include "currency.h"
#include "news.h"
#include "variables.h"
#include "table/strings.h"
#include "date.h"
// exchange rate prefix symbol_pos
// | separator | postfix |
// | | Euro year | | | name
// | | | | | | |
const CurrencySpec origin_currency_specs[NUM_CURRENCY] = {
{ 1, ',', CF_NOEURO, "\xA3", "", 0, STR_CURR_GBP }, // british pounds
{ 2, ',', CF_NOEURO, "$", "", 0, STR_CURR_USD }, // us dollars
{ 2, ',', CF_ISEURO, "¤", "", 0, STR_CURR_EUR }, // Euro
{ 200, ',', CF_NOEURO, "\xA5", "", 0, STR_CURR_YEN }, // yen
{ 19, ',', 2002, "", " S.", 1, STR_CURR_ATS }, // austrian schilling
{ 57, ',', 2002, "BEF ", "", 0, STR_CURR_BEF }, // belgian franc
{ 2, ',', CF_NOEURO, "CHF ", "", 0, STR_CURR_CHF }, // swiss franc
{ 50, ',', CF_NOEURO, "", " Kc", 1, STR_CURR_CZK }, // czech koruna // TODO: Should use the "c" with an upside down "^"
{ 4, '.', 2002, "DM ", "", 0, STR_CURR_DEM }, // deutsche mark
{ 10, '.', CF_NOEURO, "", " kr", 1, STR_CURR_DKK }, // danish krone
{ 200, '.', 2002, "Pts ", "", 0, STR_CURR_ESP }, // spanish pesetas
{ 8, ',', 2002, "", " mk", 1, STR_CURR_FIM }, // finnish markka
{ 10, '.', 2002, "FF ", "", 0, STR_CURR_FRF }, // french francs
{ 480, ',', 2002, "", "Dr.", 1, STR_CURR_GRD }, // greek drachma
{ 376, ',', 2002, "", " Ft", 1, STR_CURR_HUF }, // hungarian forint
{ 130, '.', CF_NOEURO, "", " Kr", 1, STR_CURR_ISK }, // icelandic krona
{ 2730, ',', 2002, "", " L.", 1, STR_CURR_ITL }, // italian lira
{ 3, ',', 2002, "NLG ", "", 0, STR_CURR_NLG }, // dutch gulden
{ 11, '.', CF_NOEURO, "", " Kr", 1, STR_CURR_NOK }, // norwegian krone
{ 6, ' ', CF_NOEURO, "", " zl", 1, STR_CURR_PLN }, // polish zloty
{ 6, '.', CF_NOEURO, "", " Lei", 1, STR_CURR_ROL }, // romanian Lei
{ 5, ' ', CF_NOEURO, "", " p", 1, STR_CURR_RUR }, // russian rouble
{ 350, '.', CF_NOEURO, "", " SIT", 1, STR_CURR_SIT }, // slovenian tolar
{ 13, '.', CF_NOEURO, "", " Kr", 1, STR_CURR_SEK }, // swedish krona
{ 1, ' ', CF_NOEURO, "", "", 0, STR_CURR_CUSTOM }, // custom currency
};
/* Array of currencies used by the system */
CurrencySpec _currency_specs[NUM_CURRENCY];
/* get a mask of the allowed currencies depending on the year */
uint GetMaskOfAllowedCurrencies(void)
{
uint mask = 0;
uint i;
for (i = 0; i < NUM_CURRENCY; i++) {
Year to_euro = _currency_specs[i].to_euro;
if (to_euro != CF_NOEURO && to_euro != CF_ISEURO && _cur_year >= to_euro) continue;
if (to_euro == CF_ISEURO && _cur_year < 2000) continue;
mask |= (1 << i);
}
mask |= (1 << CUSTOM_CURRENCY_ID); // always allow custom currency
return mask;
}
/**
* Verify if the currency chosen by the user is about to be converted to Euro
**/
void CheckSwitchToEuro(void)
{
if (_currency_specs[_opt.currency].to_euro != CF_NOEURO &&
_currency_specs[_opt.currency].to_euro != CF_ISEURO &&
_cur_year >= _currency_specs[_opt.currency].to_euro) {
_opt.currency = 2; // this is the index of euro above.
AddNewsItem(STR_EURO_INTRODUCE, NEWS_FLAGS(NM_NORMAL, 0, NT_ECONOMY, 0), 0, 0);
}
}
/**
* Called only from newgrf.c. Will fill _currency_specs array with
* default values from origin_currency_specs
**/
void ResetCurrencies(void)
{
memcpy(&_currency_specs, &origin_currency_specs, sizeof(origin_currency_specs));
}
/**
* Build a list of currency names StringIDs to use in a dropdown list
* @return Pointer to a (static) array of StringIDs
*/
StringID* BuildCurrencyDropdown(void)
{
/* Allow room for all currencies, plus a terminator entry */
static StringID names[CUSTOM_CURRENCY_ID];
uint i;
/* Add each name */
for (i = 0; i < NUM_CURRENCY; i++) {
names[i] = _currency_specs[i].name;
}
/* Terminate the list */
names[i] = INVALID_STRING_ID;
return names;
}
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