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OpenTTD-patches/src/strings.cpp
rubidium 53e7138a2e (svn r26733) -Fix [FS#6086]: inconsistency in using spaces between number and unit in some strings 
Try to follow the SI recommendation to use a non-breaking space between a number and its units (and prefix)
2014-08-15 20:14:48 +00:00

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/* $Id$ */
/*
* 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 <http://www.gnu.org/licenses/>.
*/
/** @file strings.cpp Handling of translated strings. */
#include "stdafx.h"
#include "currency.h"
#include "station_base.h"
#include "town.h"
#include "waypoint_base.h"
#include "depot_base.h"
#include "industry.h"
#include "newgrf_text.h"
#include "fileio_func.h"
#include "signs_base.h"
#include "fontdetection.h"
#include "error.h"
#include "strings_func.h"
#include "rev.h"
#include "core/endian_func.hpp"
#include "date_func.h"
#include "vehicle_base.h"
#include "engine_base.h"
#include "language.h"
#include "townname_func.h"
#include "string_func.h"
#include "company_base.h"
#include "smallmap_gui.h"
#include "window_func.h"
#include "debug.h"
#include "game/game_text.hpp"
#include <stack>
#include "table/strings.h"
#include "table/control_codes.h"
#include "safeguards.h"
char _config_language_file[MAX_PATH]; ///< The file (name) stored in the configuration.
LanguageList _languages; ///< The actual list of language meta data.
const LanguageMetadata *_current_language = NULL; ///< The currently loaded language.
TextDirection _current_text_dir; ///< Text direction of the currently selected language.
#ifdef WITH_ICU
Collator *_current_collator = NULL; ///< Collator for the language currently in use.
#endif /* WITH_ICU */
static uint64 _global_string_params_data[20]; ///< Global array of string parameters. To access, use #SetDParam.
static WChar _global_string_params_type[20]; ///< Type of parameters stored in #_decode_parameters
StringParameters _global_string_params(_global_string_params_data, 20, _global_string_params_type);
/** Reset the type array. */
void StringParameters::ClearTypeInformation()
{
assert(this->type != NULL);
MemSetT(this->type, 0, this->num_param);
}
/**
* Read an int64 from the argument array. The offset is increased
* so the next time GetInt64 is called the next value is read.
*/
int64 StringParameters::GetInt64(WChar type)
{
if (this->offset >= this->num_param) {
DEBUG(misc, 0, "Trying to read invalid string parameter");
return 0;
}
if (this->type != NULL) {
assert(this->type[this->offset] == 0 || this->type[this->offset] == type);
this->type[this->offset] = type;
}
return this->data[this->offset++];
}
/**
* Shift all data in the data array by the given amount to make
* room for some extra parameters.
*/
void StringParameters::ShiftParameters(uint amount)
{
assert(amount <= this->num_param);
MemMoveT(this->data + amount, this->data, this->num_param - amount);
}
/**
* Set DParam n to some number that is suitable for string size computations.
* @param n Index of the string parameter.
* @param max_value The biggest value which shall be displayed.
* For the result only the number of digits of \a max_value matter.
* @param min_count Minimum number of digits independent of \a max.
* @param size Font of the number
*/
void SetDParamMaxValue(uint n, uint64 max_value, uint min_count, FontSize size)
{
uint num_digits = 1;
while (max_value >= 10) {
num_digits++;
max_value /= 10;
}
SetDParamMaxDigits(n, max(min_count, num_digits), size);
}
/**
* Set DParam n to some number that is suitable for string size computations.
* @param n Index of the string parameter.
* @param count Number of digits which shall be displayable.
* @param size Font of the number
*/
void SetDParamMaxDigits(uint n, uint count, FontSize size)
{
uint front, next;
GetBroadestDigit(&front, &next, size);
uint64 val = count > 1 ? front : next;
for (; count > 1; count--) {
val = 10 * val + next;
}
SetDParam(n, val);
}
/**
* Copy \a num string parameters from array \a src into the global string parameter array.
* @param offs Index in the global array to copy the first string parameter to.
* @param src Source array of string parameters.
* @param num Number of string parameters to copy.
*/
void CopyInDParam(int offs, const uint64 *src, int num)
{
MemCpyT(_global_string_params.GetPointerToOffset(offs), src, num);
}
/**
* Copy \a num string parameters from the global string parameter array to the \a dst array.
* @param dst Destination array of string parameters.
* @param offs Index in the global array to copy the first string parameter from.
* @param num Number of string parameters to copy.
*/
void CopyOutDParam(uint64 *dst, int offs, int num)
{
MemCpyT(dst, _global_string_params.GetPointerToOffset(offs), num);
}
/**
* Copy \a num string parameters from the global string parameter array to the \a dst array.
* Furthermore clone raw string parameters into \a strings and amend the data in \a dst.
* @param dst Destination array of string parameters.
* @param strings Destination array for clone of the raw strings. Must be of same length as dst. Deallocation left to the caller.
* @param string The string used to determine where raw strings are and where there are no raw strings.
* @param num Number of string parameters to copy.
*/
void CopyOutDParam(uint64 *dst, const char **strings, StringID string, int num)
{
char buf[DRAW_STRING_BUFFER];
GetString(buf, string, lastof(buf));
MemCpyT(dst, _global_string_params.GetPointerToOffset(0), num);
for (int i = 0; i < num; i++) {
if (_global_string_params.HasTypeInformation() && _global_string_params.GetTypeAtOffset(i) == SCC_RAW_STRING_POINTER) {
strings[i] = stredup((const char *)(size_t)_global_string_params.GetParam(i));
dst[i] = (size_t)strings[i];
} else {
strings[i] = NULL;
}
}
}
static char *StationGetSpecialString(char *buff, int x, const char *last);
static char *GetSpecialTownNameString(char *buff, int ind, uint32 seed, const char *last);
static char *GetSpecialNameString(char *buff, int ind, StringParameters *args, const char *last);
static char *FormatString(char *buff, const char *str, StringParameters *args, const char *last, uint case_index = 0, bool game_script = false, bool dry_run = false);
struct LanguagePack : public LanguagePackHeader {
char data[]; // list of strings
};
static char **_langpack_offs;
static LanguagePack *_langpack;
static uint _langtab_num[TAB_COUNT]; ///< Offset into langpack offs
static uint _langtab_start[TAB_COUNT]; ///< Offset into langpack offs
static bool _scan_for_gender_data = false; ///< Are we scanning for the gender of the current string? (instead of formatting it)
const char *GetStringPtr(StringID string)
{
switch (GB(string, TAB_COUNT_OFFSET, TAB_COUNT_BITS)) {
case GAME_TEXT_TAB: return GetGameStringPtr(GB(string, TAB_SIZE_OFFSET, TAB_SIZE_BITS));
/* 0xD0xx and 0xD4xx IDs have been converted earlier. */
case 26: NOT_REACHED();
case 28: return GetGRFStringPtr(GB(string, TAB_SIZE_OFFSET, TAB_SIZE_BITS));
case 29: return GetGRFStringPtr(GB(string, TAB_SIZE_OFFSET, TAB_SIZE_BITS) + 0x0800);
case 30: return GetGRFStringPtr(GB(string, TAB_SIZE_OFFSET, TAB_SIZE_BITS) + 0x1000);
default: return _langpack_offs[_langtab_start[GB(string, TAB_COUNT_OFFSET, TAB_COUNT_BITS)] + GB(string, TAB_SIZE_OFFSET, TAB_SIZE_BITS)];
}
}
/**
* Get a parsed string with most special stringcodes replaced by the string parameters.
* @param buffr Pointer to a string buffer where the formatted string should be written to.
* @param string
* @param args Arguments for the string.
* @param last Pointer just past the end of \a buffr.
* @param case_index The "case index". This will only be set when FormatString wants to print the string in a different case.
* @param game_script The string is coming directly from a game script.
* @return Pointer to the final zero byte of the formatted string.
*/
char *GetStringWithArgs(char *buffr, StringID string, StringParameters *args, const char *last, uint case_index, bool game_script)
{
if (string == 0) return GetStringWithArgs(buffr, STR_UNDEFINED, args, last);
uint index = GB(string, TAB_SIZE_OFFSET, TAB_SIZE_BITS);
uint tab = GB(string, TAB_COUNT_OFFSET, TAB_COUNT_BITS);
switch (tab) {
case 4:
if (index >= 0xC0 && !game_script) {
return GetSpecialTownNameString(buffr, index - 0xC0, args->GetInt32(), last);
}
break;
case 14:
if (index >= 0xE4 && !game_script) {
return GetSpecialNameString(buffr, index - 0xE4, args, last);
}
break;
case 15:
/* Old table for custom names. This is no longer used */
if (!game_script) {
error("Incorrect conversion of custom name string.");
}
break;
case GAME_TEXT_TAB:
return FormatString(buffr, GetGameStringPtr(index), args, last, case_index, true);
case 26:
NOT_REACHED();
case 28:
return FormatString(buffr, GetGRFStringPtr(index), args, last, case_index);
case 29:
return FormatString(buffr, GetGRFStringPtr(index + 0x0800), args, last, case_index);
case 30:
return FormatString(buffr, GetGRFStringPtr(index + 0x1000), args, last, case_index);
}
if (index >= _langtab_num[tab]) {
if (game_script) {
return GetStringWithArgs(buffr, STR_UNDEFINED, args, last);
}
error("String 0x%X is invalid. You are probably using an old version of the .lng file.\n", string);
}
return FormatString(buffr, GetStringPtr(string), args, last, case_index);
}
char *GetString(char *buffr, StringID string, const char *last)
{
_global_string_params.ClearTypeInformation();
_global_string_params.offset = 0;
return GetStringWithArgs(buffr, string, &_global_string_params, last);
}
/**
* This function is used to "bind" a C string to a OpenTTD dparam slot.
* @param n slot of the string
* @param str string to bind
*/
void SetDParamStr(uint n, const char *str)
{
SetDParam(n, (uint64)(size_t)str);
}
/**
* Shift the string parameters in the global string parameter array by \a amount positions, making room at the beginning.
* @param amount Number of positions to shift.
*/
void InjectDParam(uint amount)
{
_global_string_params.ShiftParameters(amount);
}
/**
* Format a number into a string.
* @param buff the buffer to write to
* @param number the number to write down
* @param last the last element in the buffer
* @param separator the thousands-separator to use
* @param zerofill minimum number of digits to print for the integer part. The number will be filled with zeros at the front if necessary.
* @param fractional_digits number of fractional digits to display after a decimal separator. The decimal separator is inserted
* in front of the \a fractional_digits last digit of \a number.
* @return till where we wrote
*/
static char *FormatNumber(char *buff, int64 number, const char *last, const char *separator, int zerofill = 1, int fractional_digits = 0)
{
static const int max_digits = 20;
uint64 divisor = 10000000000000000000ULL;
zerofill += fractional_digits;
int thousands_offset = (max_digits - fractional_digits - 1) % 3;
if (number < 0) {
buff += seprintf(buff, last, "-");
number = -number;
}
uint64 num = number;
uint64 tot = 0;
for (int i = 0; i < max_digits; i++) {
if (i == max_digits - fractional_digits) {
const char *decimal_separator = _settings_game.locale.digit_decimal_separator;
if (decimal_separator == NULL) decimal_separator = _langpack->digit_decimal_separator;
buff += seprintf(buff, last, "%s", decimal_separator);
}
uint64 quot = 0;
if (num >= divisor) {
quot = num / divisor;
num = num % divisor;
}
if ((tot |= quot) || i >= max_digits - zerofill) {
buff += seprintf(buff, last, "%i", (int)quot);
if ((i % 3) == thousands_offset && i < max_digits - 1 - fractional_digits) buff = strecpy(buff, separator, last);
}
divisor /= 10;
}
*buff = '\0';
return buff;
}
static char *FormatCommaNumber(char *buff, int64 number, const char *last, int fractional_digits = 0)
{
const char *separator = _settings_game.locale.digit_group_separator;
if (separator == NULL) separator = _langpack->digit_group_separator;
return FormatNumber(buff, number, last, separator, 1, fractional_digits);
}
static char *FormatNoCommaNumber(char *buff, int64 number, const char *last)
{
return FormatNumber(buff, number, last, "");
}
static char *FormatZerofillNumber(char *buff, int64 number, int64 count, const char *last)
{
return FormatNumber(buff, number, last, "", count);
}
static char *FormatHexNumber(char *buff, uint64 number, const char *last)
{
return buff + seprintf(buff, last, "0x" OTTD_PRINTFHEX64, number);
}
/**
* Format a given number as a number of bytes with the SI prefix.
* @param buff the buffer to write to
* @param number the number of bytes to write down
* @param last the last element in the buffer
* @return till where we wrote
*/
static char *FormatBytes(char *buff, int64 number, const char *last)
{
assert(number >= 0);
/* 1 2^10 2^20 2^30 2^40 2^50 2^60 */
const char * const iec_prefixes[] = {"", "Ki", "Mi", "Gi", "Ti", "Pi", "Ei"};
uint id = 1;
while (number >= 1024 * 1024) {
number /= 1024;
id++;
}
const char *decimal_separator = _settings_game.locale.digit_decimal_separator;
if (decimal_separator == NULL) decimal_separator = _langpack->digit_decimal_separator;
if (number < 1024) {
id = 0;
buff += seprintf(buff, last, "%i", (int)number);
} else if (number < 1024 * 10) {
buff += seprintf(buff, last, "%i%s%02i", (int)number / 1024, decimal_separator, (int)(number % 1024) * 100 / 1024);
} else if (number < 1024 * 100) {
buff += seprintf(buff, last, "%i%s%01i", (int)number / 1024, decimal_separator, (int)(number % 1024) * 10 / 1024);
} else {
assert(number < 1024 * 1024);
buff += seprintf(buff, last, "%i", (int)number / 1024);
}
assert(id < lengthof(iec_prefixes));
buff += seprintf(buff, last, NBSP "%sB", iec_prefixes[id]);
return buff;
}
static char *FormatYmdString(char *buff, Date date, const char *last, uint case_index)
{
YearMonthDay ymd;
ConvertDateToYMD(date, &ymd);
int64 args[] = {ymd.day + STR_DAY_NUMBER_1ST - 1, STR_MONTH_ABBREV_JAN + ymd.month, ymd.year};
StringParameters tmp_params(args);
return FormatString(buff, GetStringPtr(STR_FORMAT_DATE_LONG), &tmp_params, last, case_index);
}
static char *FormatMonthAndYear(char *buff, Date date, const char *last, uint case_index)
{
YearMonthDay ymd;
ConvertDateToYMD(date, &ymd);
int64 args[] = {STR_MONTH_JAN + ymd.month, ymd.year};
StringParameters tmp_params(args);
return FormatString(buff, GetStringPtr(STR_FORMAT_DATE_SHORT), &tmp_params, last, case_index);
}
static char *FormatTinyOrISODate(char *buff, Date date, StringID str, const char *last)
{
YearMonthDay ymd;
ConvertDateToYMD(date, &ymd);
char day[3];
char month[3];
/* We want to zero-pad the days and months */
seprintf(day, lastof(day), "%02i", ymd.day);
seprintf(month, lastof(month), "%02i", ymd.month + 1);
int64 args[] = {(int64)(size_t)day, (int64)(size_t)month, ymd.year};
StringParameters tmp_params(args);
return FormatString(buff, GetStringPtr(str), &tmp_params, last);
}
static char *FormatGenericCurrency(char *buff, const CurrencySpec *spec, Money number, bool compact, const char *last)
{
/* We are going to make number absolute for printing, so
* keep this piece of data as we need it later on */
bool negative = number < 0;
const char *multiplier = "";
number *= spec->rate;
/* convert from negative */
if (number < 0) {
if (buff + Utf8CharLen(SCC_RED) > last) return buff;
buff += Utf8Encode(buff, SCC_RED);
buff = strecpy(buff, "-", last);
number = -number;
}
/* Add prefix part, following symbol_pos specification.
* Here, it can can be either 0 (prefix) or 2 (both prefix and suffix).
* The only remaining value is 1 (suffix), so everything that is not 1 */
if (spec->symbol_pos != 1) buff = strecpy(buff, spec->prefix, last);
/* for huge numbers, compact the number into k or M */
if (compact) {
/* Take care of the 'k' rounding. Having 1 000 000 k
* and 1 000 M is inconsistent, so always use 1 000 M. */
if (number >= 1000000000 - 500) {
number = (number + 500000) / 1000000;
multiplier = NBSP "M";
} else if (number >= 1000000) {
number = (number + 500) / 1000;
multiplier = NBSP "k";
}
}
const char *separator = _settings_game.locale.digit_group_separator_currency;
if (separator == NULL && !StrEmpty(_currency->separator)) separator = _currency->separator;
if (separator == NULL) separator = _langpack->digit_group_separator_currency;
buff = FormatNumber(buff, number, last, separator);
buff = strecpy(buff, multiplier, last);
/* Add suffix part, following symbol_pos specification.
* Here, it can can be either 1 (suffix) or 2 (both prefix and suffix).
* The only remaining value is 1 (prefix), so everything that is not 0 */
if (spec->symbol_pos != 0) buff = strecpy(buff, spec->suffix, last);
if (negative) {
if (buff + Utf8CharLen(SCC_PREVIOUS_COLOUR) > last) return buff;
buff += Utf8Encode(buff, SCC_PREVIOUS_COLOUR);
*buff = '\0';
}
return buff;
}
/**
* Determine the "plural" index given a plural form and a number.
* @param count The number to get the plural index of.
* @param plural_form The plural form we want an index for.
* @return The plural index for the given form.
*/
static int DeterminePluralForm(int64 count, int plural_form)
{
/* The absolute value determines plurality */
uint64 n = abs(count);
switch (plural_form) {
default:
NOT_REACHED();
/* Two forms: singular used for one only.
* Used in:
* Danish, Dutch, English, German, Norwegian, Swedish, Estonian, Finnish,
* Greek, Hebrew, Italian, Portuguese, Spanish, Esperanto */
case 0:
return n != 1 ? 1 : 0;
/* Only one form.
* Used in:
* Hungarian, Japanese, Korean, Turkish */
case 1:
return 0;
/* Two forms: singular used for 0 and 1.
* Used in:
* French, Brazilian Portuguese */
case 2:
return n > 1 ? 1 : 0;
/* Three forms: special cases for 0, and numbers ending in 1 except when ending in 11.
* Note: Cases are out of order for hysterical reasons. '0' is last.
* Used in:
* Latvian */
case 3:
return n % 10 == 1 && n % 100 != 11 ? 0 : n != 0 ? 1 : 2;
/* Five forms: special cases for 1, 2, 3 to 6, and 7 to 10.
* Used in:
* Gaelige (Irish) */
case 4:
return n == 1 ? 0 : n == 2 ? 1 : n < 7 ? 2 : n < 11 ? 3 : 4;
/* Three forms: special cases for numbers ending in 1 except when ending in 11, and 2 to 9 except when ending in 12 to 19.
* Used in:
* Lithuanian */
case 5:
return n % 10 == 1 && n % 100 != 11 ? 0 : n % 10 >= 2 && (n % 100 < 10 || n % 100 >= 20) ? 1 : 2;
/* Three forms: special cases for numbers ending in 1 except when ending in 11, and 2 to 4 except when ending in 12 to 14.
* Used in:
* Croatian, Russian, Ukrainian */
case 6:
return n % 10 == 1 && n % 100 != 11 ? 0 : n % 10 >= 2 && n % 10 <= 4 && (n % 100 < 10 || n % 100 >= 20) ? 1 : 2;
/* Three forms: special cases for 1, and numbers ending in 2 to 4 except when ending in 12 to 14.
* Used in:
* Polish */
case 7:
return n == 1 ? 0 : n % 10 >= 2 && n % 10 <= 4 && (n % 100 < 10 || n % 100 >= 20) ? 1 : 2;
/* Four forms: special cases for numbers ending in 01, 02, and 03 to 04.
* Used in:
* Slovenian */
case 8:
return n % 100 == 1 ? 0 : n % 100 == 2 ? 1 : n % 100 == 3 || n % 100 == 4 ? 2 : 3;
/* Two forms: singular used for numbers ending in 1 except when ending in 11.
* Used in:
* Icelandic */
case 9:
return n % 10 == 1 && n % 100 != 11 ? 0 : 1;
/* Three forms: special cases for 1, and 2 to 4
* Used in:
* Czech, Slovak */
case 10:
return n == 1 ? 0 : n >= 2 && n <= 4 ? 1 : 2;
/* Two forms: cases for numbers ending with a consonant, and with a vowel.
* Korean doesn't have the concept of plural, but depending on how a
* number is pronounced it needs another version of a particle.
* As such the plural system is misused to give this distinction.
*/
case 11:
switch (n % 10) {
case 0: // yeong
case 1: // il
case 3: // sam
case 6: // yuk
case 7: // chil
case 8: // pal
return 0;
case 2: // i
case 4: // sa
case 5: // o
case 9: // gu
return 1;
default:
NOT_REACHED();
}
/* Four forms: special cases for 1, 0 and numbers ending in 02 to 10, and numbers ending in 11 to 19.
* Used in:
* Maltese */
case 12:
return (n == 1 ? 0 : n == 0 || (n % 100 > 1 && n % 100 < 11) ? 1 : (n % 100 > 10 && n % 100 < 20) ? 2 : 3);
/* Four forms: special cases for 1 and 11, 2 and 12, 3 .. 10 and 13 .. 19, other
* Used in:
* Scottish Gaelic */
case 13:
return ((n == 1 || n == 11) ? 0 : (n == 2 || n == 12) ? 1 : ((n > 2 && n < 11) || (n > 12 && n < 20)) ? 2 : 3);
}
}
static const char *ParseStringChoice(const char *b, uint form, char **dst, const char *last)
{
/* <NUM> {Length of each string} {each string} */
uint n = (byte)*b++;
uint pos, i, mypos = 0;
for (i = pos = 0; i != n; i++) {
uint len = (byte)*b++;
if (i == form) mypos = pos;
pos += len;
}
*dst += seprintf(*dst, last, "%s", b + mypos);
return b + pos;
}
/** Helper for unit conversion. */
struct UnitConversion {
int multiplier; ///< Amount to multiply upon conversion.
int shift; ///< Amount to shift upon conversion.
/**
* Convert value from OpenTTD's internal unit into the displayed value.
* @param input The input to convert.
* @param round Whether to round the value or not.
* @return The converted value.
*/
int64 ToDisplay(int64 input, bool round = true) const
{
return ((input * this->multiplier) + (round && this->shift != 0 ? 1 << (this->shift - 1) : 0)) >> this->shift;
}
/**
* Convert the displayed value back into a value of OpenTTD's internal unit.
* @param input The input to convert.
* @param round Whether to round the value up or not.
* @param divider Divide the return value by this.
* @return The converted value.
*/
int64 FromDisplay(int64 input, bool round = true, int64 divider = 1) const
{
return ((input << this->shift) + (round ? (this->multiplier * divider) - 1 : 0)) / (this->multiplier * divider);
}
};
/** Information about a specific unit system. */
struct Units {
UnitConversion c; ///< Conversion
StringID s; ///< String for the unit
};
/** Information about a specific unit system with a long variant. */
struct UnitsLong {
UnitConversion c; ///< Conversion
StringID s; ///< String for the short variant of the unit
StringID l; ///< String for the long variant of the unit
};
/** Unit conversions for velocity. */
static const Units _units_velocity[] = {
{ { 1, 0}, STR_UNITS_VELOCITY_IMPERIAL },
{ { 103, 6}, STR_UNITS_VELOCITY_METRIC },
{ {1831, 12}, STR_UNITS_VELOCITY_SI },
};
/** Unit conversions for velocity. */
static const Units _units_power[] = {
{ { 1, 0}, STR_UNITS_POWER_IMPERIAL },
{ {4153, 12}, STR_UNITS_POWER_METRIC },
{ {6109, 13}, STR_UNITS_POWER_SI },
};
/** Unit conversions for weight. */
static const UnitsLong _units_weight[] = {
{ {4515, 12}, STR_UNITS_WEIGHT_SHORT_IMPERIAL, STR_UNITS_WEIGHT_LONG_IMPERIAL },
{ { 1, 0}, STR_UNITS_WEIGHT_SHORT_METRIC, STR_UNITS_WEIGHT_LONG_METRIC },
{ {1000, 0}, STR_UNITS_WEIGHT_SHORT_SI, STR_UNITS_WEIGHT_LONG_SI },
};
/** Unit conversions for volume. */
static const UnitsLong _units_volume[] = {
{ {4227, 4}, STR_UNITS_VOLUME_SHORT_IMPERIAL, STR_UNITS_VOLUME_LONG_IMPERIAL },
{ {1000, 0}, STR_UNITS_VOLUME_SHORT_METRIC, STR_UNITS_VOLUME_LONG_METRIC },
{ { 1, 0}, STR_UNITS_VOLUME_SHORT_SI, STR_UNITS_VOLUME_LONG_SI },
};
/** Unit conversions for force. */
static const Units _units_force[] = {
{ {3597, 4}, STR_UNITS_FORCE_IMPERIAL },
{ {3263, 5}, STR_UNITS_FORCE_METRIC },
{ { 1, 0}, STR_UNITS_FORCE_SI },
};
/** Unit conversions for height. */
static const Units _units_height[] = {
{ { 3, 0}, STR_UNITS_HEIGHT_IMPERIAL }, // "Wrong" conversion factor for more nicer GUI values
{ { 1, 0}, STR_UNITS_HEIGHT_METRIC },
{ { 1, 0}, STR_UNITS_HEIGHT_SI },
};
/**
* Convert the given (internal) speed to the display speed.
* @param speed the speed to convert
* @return the converted speed.
*/
uint ConvertSpeedToDisplaySpeed(uint speed)
{
/* For historical reasons we don't want to mess with the
* conversion for speed. So, don't round it and keep the
* original conversion factors instead of the real ones. */
return _units_velocity[_settings_game.locale.units_velocity].c.ToDisplay(speed, false);
}
/**
* Convert the given display speed to the (internal) speed.
* @param speed the speed to convert
* @return the converted speed.
*/
uint ConvertDisplaySpeedToSpeed(uint speed)
{
return _units_velocity[_settings_game.locale.units_velocity].c.FromDisplay(speed);
}
/**
* Convert the given km/h-ish speed to the display speed.
* @param speed the speed to convert
* @return the converted speed.
*/
uint ConvertKmhishSpeedToDisplaySpeed(uint speed)
{
return _units_velocity[_settings_game.locale.units_velocity].c.ToDisplay(speed * 10, false) / 16;
}
/**
* Convert the given display speed to the km/h-ish speed.
* @param speed the speed to convert
* @return the converted speed.
*/
uint ConvertDisplaySpeedToKmhishSpeed(uint speed)
{
return _units_velocity[_settings_game.locale.units_velocity].c.FromDisplay(speed * 16, true, 10);
}
/**
* Parse most format codes within a string and write the result to a buffer.
* @param buff The buffer to write the final string to.
* @param str The original string with format codes.
* @param args Pointer to extra arguments used by various string codes.
* @param case_index
* @param last Pointer to just past the end of the buff array.
* @param dry_run True when the argt array is not yet initialized.
*/
static char *FormatString(char *buff, const char *str_arg, StringParameters *args, const char *last, uint case_index, bool game_script, bool dry_run)
{
uint orig_offset = args->offset;
/* When there is no array with types there is no need to do a dry run. */
if (args->HasTypeInformation() && !dry_run) {
if (UsingNewGRFTextStack()) {
/* Values from the NewGRF text stack are only copied to the normal
* argv array at the time they are encountered. That means that if
* another string command references a value later in the string it
* would fail. We solve that by running FormatString twice. The first
* pass makes sure the argv array is correctly filled and the second
* pass can reference later values without problems. */
struct TextRefStack *backup = CreateTextRefStackBackup();
FormatString(buff, str_arg, args, last, case_index, game_script, true);
RestoreTextRefStackBackup(backup);
} else {
FormatString(buff, str_arg, args, last, case_index, game_script, true);
}
/* We have to restore the original offset here to to read the correct values. */
args->offset = orig_offset;
}
WChar b = '\0';
uint next_substr_case_index = 0;
char *buf_start = buff;
std::stack<const char *> str_stack;
str_stack.push(str_arg);
for (;;) {
while (!str_stack.empty() && (b = Utf8Consume(&str_stack.top())) == '\0') {
str_stack.pop();
}
if (str_stack.empty()) break;
const char *&str = str_stack.top();
if (SCC_NEWGRF_FIRST <= b && b <= SCC_NEWGRF_LAST) {
/* We need to pass some stuff as it might be modified; oh boy. */
//todo: should argve be passed here too?
b = RemapNewGRFStringControlCode(b, buf_start, &buff, &str, (int64 *)args->GetDataPointer(), args->GetDataLeft(), dry_run);
if (b == 0) continue;
}
switch (b) {
case SCC_ENCODED: {
uint64 sub_args_data[20];
WChar sub_args_type[20];
bool sub_args_need_free[20];
StringParameters sub_args(sub_args_data, 20, sub_args_type);
sub_args.ClearTypeInformation();
memset(sub_args_need_free, 0, sizeof(sub_args_need_free));
uint16 stringid;
const char *s = str;
char *p;
stringid = strtol(str, &p, 16);
if (*p != ':' && *p != '\0') {
while (*p != '\0') p++;
str = p;
buff = strecat(buff, "(invalid SCC_ENCODED)", last);
break;
}
if (stringid >= TAB_SIZE) {
while (*p != '\0') p++;
str = p;
buff = strecat(buff, "(invalid StringID)", last);
break;
}
int i = 0;
while (*p != '\0' && i < 20) {
uint64 param;
s = ++p;
/* Find the next value */
bool instring = false;
bool escape = false;
for (;; p++) {
if (*p == '\\') {
escape = true;
continue;
}
if (*p == '"' && escape) {
escape = false;
continue;
}
escape = false;
if (*p == '"') {
instring = !instring;
continue;
}
if (instring) {
continue;
}
if (*p == ':') break;
if (*p == '\0') break;
}
if (*s != '"') {
/* Check if we want to look up another string */
WChar l;
size_t len = Utf8Decode(&l, s);
bool lookup = (l == SCC_ENCODED);
if (lookup) s += len;
param = (int32)strtoul(s, &p, 16);
if (lookup) {
if (param >= TAB_SIZE) {
while (*p != '\0') p++;
str = p;
buff = strecat(buff, "(invalid sub-StringID)", last);
break;
}
param = (GAME_TEXT_TAB << TAB_COUNT_OFFSET) + param;
}
sub_args.SetParam(i++, param);
} else {
char *g = stredup(s);
g[p - s] = '\0';
sub_args_need_free[i] = true;
sub_args.SetParam(i++, (uint64)(size_t)g);
}
}
/* If we didn't error out, we can actually print the string. */
if (*str != '\0') {
str = p;
buff = GetStringWithArgs(buff, (GAME_TEXT_TAB << TAB_COUNT_OFFSET) + stringid, &sub_args, last, true);
}
for (int i = 0; i < 20; i++) {
if (sub_args_need_free[i]) free((void *)sub_args.GetParam(i));
}
break;
}
case SCC_NEWGRF_STRINL: {
StringID substr = Utf8Consume(&str);
str_stack.push(GetStringPtr(substr));
break;
}
case SCC_NEWGRF_PRINT_WORD_STRING_ID: {
StringID substr = args->GetInt32(SCC_NEWGRF_PRINT_WORD_STRING_ID);
str_stack.push(GetStringPtr(substr));
case_index = next_substr_case_index;
next_substr_case_index = 0;
break;
}
case SCC_GENDER_LIST: { // {G 0 Der Die Das}
/* First read the meta data from the language file. */
uint offset = orig_offset + (byte)*str++;
int gender = 0;
if (!dry_run && args->GetTypeAtOffset(offset) != 0) {
/* Now we need to figure out what text to resolve, i.e.
* what do we need to draw? So get the actual raw string
* first using the control code to get said string. */
char input[4 + 1];
char *p = input + Utf8Encode(input, args->GetTypeAtOffset(offset));
*p = '\0';
/* Now do the string formatting. */
char buf[256];
bool old_sgd = _scan_for_gender_data;
_scan_for_gender_data = true;
StringParameters tmp_params(args->GetPointerToOffset(offset), args->num_param - offset, NULL);
p = FormatString(buf, input, &tmp_params, lastof(buf));
_scan_for_gender_data = old_sgd;
*p = '\0';
/* And determine the string. */
const char *s = buf;
WChar c = Utf8Consume(&s);
/* Does this string have a gender, if so, set it */
if (c == SCC_GENDER_INDEX) gender = (byte)s[0];
}
str = ParseStringChoice(str, gender, &buff, last);
break;
}
/* This sets up the gender for the string.
* We just ignore this one. It's used in {G 0 Der Die Das} to determine the case. */
case SCC_GENDER_INDEX: // {GENDER 0}
if (_scan_for_gender_data) {
buff += Utf8Encode(buff, SCC_GENDER_INDEX);
*buff++ = *str++;
} else {
str++;
}
break;
case SCC_PLURAL_LIST: { // {P}
int plural_form = *str++; // contains the plural form for this string
uint offset = orig_offset + (byte)*str++;
int64 v = *args->GetPointerToOffset(offset); // contains the number that determines plural
str = ParseStringChoice(str, DeterminePluralForm(v, plural_form), &buff, last);
break;
}
case SCC_ARG_INDEX: { // Move argument pointer
args->offset = orig_offset + (byte)*str++;
break;
}
case SCC_SET_CASE: { // {SET_CASE}
/* This is a pseudo command, it's outputted when someone does {STRING.ack}
* The modifier is added to all subsequent GetStringWithArgs that accept the modifier. */
next_substr_case_index = (byte)*str++;
break;
}
case SCC_SWITCH_CASE: { // {Used to implement case switching}
/* <0x9E> <NUM CASES> <CASE1> <LEN1> <STRING1> <CASE2> <LEN2> <STRING2> <CASE3> <LEN3> <STRING3> <STRINGDEFAULT>
* Each LEN is printed using 2 bytes in big endian order. */
uint num = (byte)*str++;
while (num) {
if ((byte)str[0] == case_index) {
/* Found the case, adjust str pointer and continue */
str += 3;
break;
}
/* Otherwise skip to the next case */
str += 3 + (str[1] << 8) + str[2];
num--;
}
break;
}
case SCC_REVISION: // {REV}
buff = strecpy(buff, _openttd_revision, last);
break;
case SCC_RAW_STRING_POINTER: { // {RAW_STRING}
if (game_script) break;
const char *str = (const char *)(size_t)args->GetInt64(SCC_RAW_STRING_POINTER);
buff = FormatString(buff, str, args, last);
break;
}
case SCC_STRING: {// {STRING}
StringID str = args->GetInt32(SCC_STRING);
if (game_script && GB(str, TAB_COUNT_OFFSET, TAB_COUNT_BITS) != GAME_TEXT_TAB) break;
/* WARNING. It's prohibited for the included string to consume any arguments.
* For included strings that consume argument, you should use STRING1, STRING2 etc.
* To debug stuff you can set argv to NULL and it will tell you */
StringParameters tmp_params(args->GetDataPointer(), args->GetDataLeft(), NULL);
buff = GetStringWithArgs(buff, str, &tmp_params, last, next_substr_case_index, game_script);
next_substr_case_index = 0;
break;
}
case SCC_STRING1:
case SCC_STRING2:
case SCC_STRING3:
case SCC_STRING4:
case SCC_STRING5:
case SCC_STRING6:
case SCC_STRING7: { // {STRING1..7}
/* Strings that consume arguments */
StringID str = args->GetInt32(b);
if (game_script && GB(str, TAB_COUNT_OFFSET, TAB_COUNT_BITS) != GAME_TEXT_TAB) break;
uint size = b - SCC_STRING1 + 1;
if (game_script && size > args->GetDataLeft()) {
buff = strecat(buff, "(too many parameters)", last);
} else {
StringParameters sub_args(*args, size);
buff = GetStringWithArgs(buff, str, &sub_args, last, next_substr_case_index, game_script);
}
next_substr_case_index = 0;
break;
}
case SCC_COMMA: // {COMMA}
buff = FormatCommaNumber(buff, args->GetInt64(SCC_COMMA), last);
break;
case SCC_DECIMAL: {// {DECIMAL}
int64 number = args->GetInt64(SCC_DECIMAL);
int digits = args->GetInt32(SCC_DECIMAL);
buff = FormatCommaNumber(buff, number, last, digits);
break;
}
case SCC_NUM: // {NUM}
buff = FormatNoCommaNumber(buff, args->GetInt64(SCC_NUM), last);
break;
case SCC_ZEROFILL_NUM: { // {ZEROFILL_NUM}
int64 num = args->GetInt64();
buff = FormatZerofillNumber(buff, num, args->GetInt64(), last);
break;
}
case SCC_HEX: // {HEX}
buff = FormatHexNumber(buff, (uint64)args->GetInt64(SCC_HEX), last);
break;
case SCC_BYTES: // {BYTES}
buff = FormatBytes(buff, args->GetInt64(), last);
break;
case SCC_CARGO_TINY: { // {CARGO_TINY}
/* Tiny description of cargotypes. Layout:
* param 1: cargo type
* param 2: cargo count */
CargoID cargo = args->GetInt32(SCC_CARGO_TINY);
if (cargo >= CargoSpec::GetArraySize()) break;
StringID cargo_str = CargoSpec::Get(cargo)->units_volume;
int64 amount = 0;
switch (cargo_str) {
case STR_TONS:
amount = _units_weight[_settings_game.locale.units_weight].c.ToDisplay(args->GetInt64());
break;
case STR_LITERS:
amount = _units_volume[_settings_game.locale.units_volume].c.ToDisplay(args->GetInt64());
break;
default: {
amount = args->GetInt64();
break;
}
}
buff = FormatCommaNumber(buff, amount, last);
break;
}
case SCC_CARGO_SHORT: { // {CARGO_SHORT}
/* Short description of cargotypes. Layout:
* param 1: cargo type
* param 2: cargo count */
CargoID cargo = args->GetInt32(SCC_CARGO_SHORT);
if (cargo >= CargoSpec::GetArraySize()) break;
StringID cargo_str = CargoSpec::Get(cargo)->units_volume;
switch (cargo_str) {
case STR_TONS: {
assert(_settings_game.locale.units_weight < lengthof(_units_weight));
int64 args_array[] = {_units_weight[_settings_game.locale.units_weight].c.ToDisplay(args->GetInt64())};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(_units_weight[_settings_game.locale.units_weight].l), &tmp_params, last);
break;
}
case STR_LITERS: {
assert(_settings_game.locale.units_volume < lengthof(_units_volume));
int64 args_array[] = {_units_volume[_settings_game.locale.units_volume].c.ToDisplay(args->GetInt64())};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(_units_volume[_settings_game.locale.units_volume].l), &tmp_params, last);
break;
}
default: {
StringParameters tmp_params(*args, 1);
buff = GetStringWithArgs(buff, cargo_str, &tmp_params, last);
break;
}
}
break;
}
case SCC_CARGO_LONG: { // {CARGO_LONG}
/* First parameter is cargo type, second parameter is cargo count */
CargoID cargo = args->GetInt32(SCC_CARGO_LONG);
if (cargo != CT_INVALID && cargo >= CargoSpec::GetArraySize()) break;
StringID cargo_str = (cargo == CT_INVALID) ? STR_QUANTITY_N_A : CargoSpec::Get(cargo)->quantifier;
StringParameters tmp_args(*args, 1);
buff = GetStringWithArgs(buff, cargo_str, &tmp_args, last);
break;
}
case SCC_CARGO_LIST: { // {CARGO_LIST}
uint32 cmask = args->GetInt32(SCC_CARGO_LIST);
bool first = true;
const CargoSpec *cs;
FOR_ALL_SORTED_CARGOSPECS(cs) {
if (!HasBit(cmask, cs->Index())) continue;
if (buff >= last - 2) break; // ',' and ' '
if (first) {
first = false;
} else {
/* Add a comma if this is not the first item */
*buff++ = ',';
*buff++ = ' ';
}
buff = GetStringWithArgs(buff, cs->name, args, last, next_substr_case_index, game_script);
}
/* If first is still true then no cargo is accepted */
if (first) buff = GetStringWithArgs(buff, STR_JUST_NOTHING, args, last, next_substr_case_index, game_script);
*buff = '\0';
next_substr_case_index = 0;
/* Make sure we detect any buffer overflow */
assert(buff < last);
break;
}
case SCC_CURRENCY_SHORT: // {CURRENCY_SHORT}
buff = FormatGenericCurrency(buff, _currency, args->GetInt64(), true, last);
break;
case SCC_CURRENCY_LONG: // {CURRENCY_LONG}
buff = FormatGenericCurrency(buff, _currency, args->GetInt64(SCC_CURRENCY_LONG), false, last);
break;
case SCC_DATE_TINY: // {DATE_TINY}
buff = FormatTinyOrISODate(buff, args->GetInt32(SCC_DATE_TINY), STR_FORMAT_DATE_TINY, last);
break;
case SCC_DATE_SHORT: // {DATE_SHORT}
buff = FormatMonthAndYear(buff, args->GetInt32(SCC_DATE_SHORT), last, next_substr_case_index);
next_substr_case_index = 0;
break;
case SCC_DATE_LONG: // {DATE_LONG}
buff = FormatYmdString(buff, args->GetInt32(SCC_DATE_LONG), last, next_substr_case_index);
next_substr_case_index = 0;
break;
case SCC_DATE_ISO: // {DATE_ISO}
buff = FormatTinyOrISODate(buff, args->GetInt32(), STR_FORMAT_DATE_ISO, last);
break;
case SCC_FORCE: { // {FORCE}
assert(_settings_game.locale.units_force < lengthof(_units_force));
int64 args_array[1] = {_units_force[_settings_game.locale.units_force].c.ToDisplay(args->GetInt64())};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(_units_force[_settings_game.locale.units_force].s), &tmp_params, last);
break;
}
case SCC_HEIGHT: { // {HEIGHT}
assert(_settings_game.locale.units_height < lengthof(_units_height));
int64 args_array[] = {_units_height[_settings_game.locale.units_height].c.ToDisplay(args->GetInt64())};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(_units_height[_settings_game.locale.units_height].s), &tmp_params, last);
break;
}
case SCC_POWER: { // {POWER}
assert(_settings_game.locale.units_power < lengthof(_units_power));
int64 args_array[1] = {_units_power[_settings_game.locale.units_power].c.ToDisplay(args->GetInt64())};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(_units_power[_settings_game.locale.units_power].s), &tmp_params, last);
break;
}
case SCC_VELOCITY: { // {VELOCITY}
assert(_settings_game.locale.units_velocity < lengthof(_units_velocity));
int64 args_array[] = {ConvertKmhishSpeedToDisplaySpeed(args->GetInt64(SCC_VELOCITY))};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(_units_velocity[_settings_game.locale.units_velocity].s), &tmp_params, last);
break;
}
case SCC_VOLUME_SHORT: { // {VOLUME_SHORT}
assert(_settings_game.locale.units_volume < lengthof(_units_volume));
int64 args_array[1] = {_units_volume[_settings_game.locale.units_volume].c.ToDisplay(args->GetInt64())};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(_units_volume[_settings_game.locale.units_volume].s), &tmp_params, last);
break;
}
case SCC_VOLUME_LONG: { // {VOLUME_LONG}
assert(_settings_game.locale.units_volume < lengthof(_units_volume));
int64 args_array[1] = {_units_volume[_settings_game.locale.units_volume].c.ToDisplay(args->GetInt64(SCC_VOLUME_LONG))};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(_units_volume[_settings_game.locale.units_volume].l), &tmp_params, last);
break;
}
case SCC_WEIGHT_SHORT: { // {WEIGHT_SHORT}
assert(_settings_game.locale.units_weight < lengthof(_units_weight));
int64 args_array[1] = {_units_weight[_settings_game.locale.units_weight].c.ToDisplay(args->GetInt64())};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(_units_weight[_settings_game.locale.units_weight].s), &tmp_params, last);
break;
}
case SCC_WEIGHT_LONG: { // {WEIGHT_LONG}
assert(_settings_game.locale.units_weight < lengthof(_units_weight));
int64 args_array[1] = {_units_weight[_settings_game.locale.units_weight].c.ToDisplay(args->GetInt64(SCC_WEIGHT_LONG))};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(_units_weight[_settings_game.locale.units_weight].l), &tmp_params, last);
break;
}
case SCC_COMPANY_NAME: { // {COMPANY}
const Company *c = Company::GetIfValid(args->GetInt32());
if (c == NULL) break;
if (c->name != NULL) {
int64 args_array[] = {(uint64)(size_t)c->name};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_JUST_RAW_STRING, &tmp_params, last);
} else {
int64 args_array[] = {c->name_2};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, c->name_1, &tmp_params, last);
}
break;
}
case SCC_COMPANY_NUM: { // {COMPANY_NUM}
CompanyID company = (CompanyID)args->GetInt32();
/* Nothing is added for AI or inactive companies */
if (Company::IsValidHumanID(company)) {
int64 args_array[] = {company + 1};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_FORMAT_COMPANY_NUM, &tmp_params, last);
}
break;
}
case SCC_DEPOT_NAME: { // {DEPOT}
VehicleType vt = (VehicleType)args->GetInt32(SCC_DEPOT_NAME);
if (vt == VEH_AIRCRAFT) {
uint64 args_array[] = {args->GetInt32()};
WChar types_array[] = {SCC_STATION_NAME};
StringParameters tmp_params(args_array, 1, types_array);
buff = GetStringWithArgs(buff, STR_FORMAT_DEPOT_NAME_AIRCRAFT, &tmp_params, last);
break;
}
const Depot *d = Depot::Get(args->GetInt32());
if (d->name != NULL) {
int64 args_array[] = {(uint64)(size_t)d->name};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_JUST_RAW_STRING, &tmp_params, last);
} else {
int64 args_array[] = {d->town->index, d->town_cn + 1};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_FORMAT_DEPOT_NAME_TRAIN + 2 * vt + (d->town_cn == 0 ? 0 : 1), &tmp_params, last);
}
break;
}
case SCC_ENGINE_NAME: { // {ENGINE}
const Engine *e = Engine::GetIfValid(args->GetInt32(SCC_ENGINE_NAME));
if (e == NULL) break;
if (e->name != NULL && e->IsEnabled()) {
int64 args_array[] = {(uint64)(size_t)e->name};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_JUST_RAW_STRING, &tmp_params, last);
} else {
StringParameters tmp_params(NULL, 0, NULL);
buff = GetStringWithArgs(buff, e->info.string_id, &tmp_params, last);
}
break;
}
case SCC_GROUP_NAME: { // {GROUP}
const Group *g = Group::GetIfValid(args->GetInt32());
if (g == NULL) break;
if (g->name != NULL) {
int64 args_array[] = {(uint64)(size_t)g->name};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_JUST_RAW_STRING, &tmp_params, last);
} else {
int64 args_array[] = {g->index};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_FORMAT_GROUP_NAME, &tmp_params, last);
}
break;
}
case SCC_INDUSTRY_NAME: { // {INDUSTRY}
const Industry *i = Industry::GetIfValid(args->GetInt32(SCC_INDUSTRY_NAME));
if (i == NULL) break;
if (_scan_for_gender_data) {
/* Gender is defined by the industry type.
* STR_FORMAT_INDUSTRY_NAME may have the town first, so it would result in the gender of the town name */
StringParameters tmp_params(NULL, 0, NULL);
buff = FormatString(buff, GetStringPtr(GetIndustrySpec(i->type)->name), &tmp_params, last, next_substr_case_index);
} else {
/* First print the town name and the industry type name. */
int64 args_array[2] = {i->town->index, GetIndustrySpec(i->type)->name};
StringParameters tmp_params(args_array);
buff = FormatString(buff, GetStringPtr(STR_FORMAT_INDUSTRY_NAME), &tmp_params, last, next_substr_case_index);
}
next_substr_case_index = 0;
break;
}
case SCC_PRESIDENT_NAME: { // {PRESIDENT_NAME}
const Company *c = Company::GetIfValid(args->GetInt32(SCC_PRESIDENT_NAME));
if (c == NULL) break;
if (c->president_name != NULL) {
int64 args_array[] = {(uint64)(size_t)c->president_name};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_JUST_RAW_STRING, &tmp_params, last);
} else {
int64 args_array[] = {c->president_name_2};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, c->president_name_1, &tmp_params, last);
}
break;
}
case SCC_STATION_NAME: { // {STATION}
StationID sid = args->GetInt32(SCC_STATION_NAME);
const Station *st = Station::GetIfValid(sid);
if (st == NULL) {
/* The station doesn't exist anymore. The only place where we might
* be "drawing" an invalid station is in the case of cargo that is
* in transit. */
StringParameters tmp_params(NULL, 0, NULL);
buff = GetStringWithArgs(buff, STR_UNKNOWN_STATION, &tmp_params, last);
break;
}
if (st->name != NULL) {
int64 args_array[] = {(uint64)(size_t)st->name};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_JUST_RAW_STRING, &tmp_params, last);
} else {
StringID str = st->string_id;
if (st->indtype != IT_INVALID) {
/* Special case where the industry provides the name for the station */
const IndustrySpec *indsp = GetIndustrySpec(st->indtype);
/* Industry GRFs can change which might remove the station name and
* thus cause very strange things. Here we check for that before we
* actually set the station name. */
if (indsp->station_name != STR_NULL && indsp->station_name != STR_UNDEFINED) {
str = indsp->station_name;
}
}
int64 args_array[] = {STR_TOWN_NAME, st->town->index, st->index};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, str, &tmp_params, last);
}
break;
}
case SCC_TOWN_NAME: { // {TOWN}
const Town *t = Town::GetIfValid(args->GetInt32(SCC_TOWN_NAME));
if (t == NULL) break;
if (t->name != NULL) {
int64 args_array[] = {(uint64)(size_t)t->name};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_JUST_RAW_STRING, &tmp_params, last);
} else {
buff = GetTownName(buff, t, last);
}
break;
}
case SCC_WAYPOINT_NAME: { // {WAYPOINT}
Waypoint *wp = Waypoint::GetIfValid(args->GetInt32(SCC_WAYPOINT_NAME));
if (wp == NULL) break;
if (wp->name != NULL) {
int64 args_array[] = {(uint64)(size_t)wp->name};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_JUST_RAW_STRING, &tmp_params, last);
} else {
int64 args_array[] = {wp->town->index, wp->town_cn + 1};
StringParameters tmp_params(args_array);
StringID str = ((wp->string_id == STR_SV_STNAME_BUOY) ? STR_FORMAT_BUOY_NAME : STR_FORMAT_WAYPOINT_NAME);
if (wp->town_cn != 0) str++;
buff = GetStringWithArgs(buff, str, &tmp_params, last);
}
break;
}
case SCC_VEHICLE_NAME: { // {VEHICLE}
const Vehicle *v = Vehicle::GetIfValid(args->GetInt32(SCC_VEHICLE_NAME));
if (v == NULL) break;
if (v->name != NULL) {
int64 args_array[] = {(uint64)(size_t)v->name};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_JUST_RAW_STRING, &tmp_params, last);
} else {
int64 args_array[] = {v->unitnumber};
StringParameters tmp_params(args_array);
StringID str;
switch (v->type) {
default: str = STR_INVALID_VEHICLE; break;
case VEH_TRAIN: str = STR_SV_TRAIN_NAME; break;
case VEH_ROAD: str = STR_SV_ROAD_VEHICLE_NAME; break;
case VEH_SHIP: str = STR_SV_SHIP_NAME; break;
case VEH_AIRCRAFT: str = STR_SV_AIRCRAFT_NAME; break;
}
buff = GetStringWithArgs(buff, str, &tmp_params, last);
}
break;
}
case SCC_SIGN_NAME: { // {SIGN}
const Sign *si = Sign::GetIfValid(args->GetInt32());
if (si == NULL) break;
if (si->name != NULL) {
int64 args_array[] = {(uint64)(size_t)si->name};
StringParameters tmp_params(args_array);
buff = GetStringWithArgs(buff, STR_JUST_RAW_STRING, &tmp_params, last);
} else {
StringParameters tmp_params(NULL, 0, NULL);
buff = GetStringWithArgs(buff, STR_DEFAULT_SIGN_NAME, &tmp_params, last);
}
break;
}
case SCC_STATION_FEATURES: { // {STATIONFEATURES}
buff = StationGetSpecialString(buff, args->GetInt32(SCC_STATION_FEATURES), last);
break;
}
default:
if (buff + Utf8CharLen(b) < last) buff += Utf8Encode(buff, b);
break;
}
}
*buff = '\0';
return buff;
}
static char *StationGetSpecialString(char *buff, int x, const char *last)
{
if ((x & FACIL_TRAIN) && (buff + Utf8CharLen(SCC_TRAIN) < last)) buff += Utf8Encode(buff, SCC_TRAIN);
if ((x & FACIL_TRUCK_STOP) && (buff + Utf8CharLen(SCC_LORRY) < last)) buff += Utf8Encode(buff, SCC_LORRY);
if ((x & FACIL_BUS_STOP) && (buff + Utf8CharLen(SCC_BUS) < last)) buff += Utf8Encode(buff, SCC_BUS);
if ((x & FACIL_DOCK) && (buff + Utf8CharLen(SCC_SHIP) < last)) buff += Utf8Encode(buff, SCC_SHIP);
if ((x & FACIL_AIRPORT) && (buff + Utf8CharLen(SCC_PLANE) < last)) buff += Utf8Encode(buff, SCC_PLANE);
*buff = '\0';
return buff;
}
static char *GetSpecialTownNameString(char *buff, int ind, uint32 seed, const char *last)
{
return GenerateTownNameString(buff, last, ind, seed);
}
static const char * const _silly_company_names[] = {
"Bloggs Brothers",
"Tiny Transport Ltd.",
"Express Travel",
"Comfy-Coach & Co.",
"Crush & Bump Ltd.",
"Broken & Late Ltd.",
"Sam Speedy & Son",
"Supersonic Travel",
"Mike's Motors",
"Lightning International",
"Pannik & Loozit Ltd.",
"Inter-City Transport",
"Getout & Pushit Ltd."
};
static const char * const _surname_list[] = {
"Adams",
"Allan",
"Baker",
"Bigwig",
"Black",
"Bloggs",
"Brown",
"Campbell",
"Gordon",
"Hamilton",
"Hawthorn",
"Higgins",
"Green",
"Gribble",
"Jones",
"McAlpine",
"MacDonald",
"McIntosh",
"Muir",
"Murphy",
"Nelson",
"O'Donnell",
"Parker",
"Phillips",
"Pilkington",
"Quigley",
"Sharkey",
"Thomson",
"Watkins"
};
static const char * const _silly_surname_list[] = {
"Grumpy",
"Dozy",
"Speedy",
"Nosey",
"Dribble",
"Mushroom",
"Cabbage",
"Sniffle",
"Fishy",
"Swindle",
"Sneaky",
"Nutkins"
};
static const char _initial_name_letters[] = {
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J',
'K', 'L', 'M', 'N', 'P', 'R', 'S', 'T', 'W',
};
static char *GenAndCoName(char *buff, uint32 arg, const char *last)
{
const char * const *base;
uint num;
if (_settings_game.game_creation.landscape == LT_TOYLAND) {
base = _silly_surname_list;
num = lengthof(_silly_surname_list);
} else {
base = _surname_list;
num = lengthof(_surname_list);
}
buff = strecpy(buff, base[num * GB(arg, 16, 8) >> 8], last);
buff = strecpy(buff, " & Co.", last);
return buff;
}
static char *GenPresidentName(char *buff, uint32 x, const char *last)
{
char initial[] = "?. ";
const char * const *base;
uint num;
uint i;
initial[0] = _initial_name_letters[sizeof(_initial_name_letters) * GB(x, 0, 8) >> 8];
buff = strecpy(buff, initial, last);
i = (sizeof(_initial_name_letters) + 35) * GB(x, 8, 8) >> 8;
if (i < sizeof(_initial_name_letters)) {
initial[0] = _initial_name_letters[i];
buff = strecpy(buff, initial, last);
}
if (_settings_game.game_creation.landscape == LT_TOYLAND) {
base = _silly_surname_list;
num = lengthof(_silly_surname_list);
} else {
base = _surname_list;
num = lengthof(_surname_list);
}
buff = strecpy(buff, base[num * GB(x, 16, 8) >> 8], last);
return buff;
}
static char *GetSpecialNameString(char *buff, int ind, StringParameters *args, const char *last)
{
switch (ind) {
case 1: // not used
return strecpy(buff, _silly_company_names[min(args->GetInt32() & 0xFFFF, lengthof(_silly_company_names) - 1)], last);
case 2: // used for Foobar & Co company names
return GenAndCoName(buff, args->GetInt32(), last);
case 3: // President name
return GenPresidentName(buff, args->GetInt32(), last);
}
/* town name? */
if (IsInsideMM(ind - 6, 0, SPECSTR_TOWNNAME_LAST - SPECSTR_TOWNNAME_START + 1)) {
buff = GetSpecialTownNameString(buff, ind - 6, args->GetInt32(), last);
return strecpy(buff, " Transport", last);
}
/* language name? */
if (IsInsideMM(ind, (SPECSTR_LANGUAGE_START - 0x70E4), (SPECSTR_LANGUAGE_END - 0x70E4) + 1)) {
int i = ind - (SPECSTR_LANGUAGE_START - 0x70E4);
return strecpy(buff,
&_languages[i] == _current_language ? _current_language->own_name : _languages[i].name, last);
}
/* resolution size? */
if (IsInsideMM(ind, (SPECSTR_RESOLUTION_START - 0x70E4), (SPECSTR_RESOLUTION_END - 0x70E4) + 1)) {
int i = ind - (SPECSTR_RESOLUTION_START - 0x70E4);
buff += seprintf(
buff, last, "%ux%u", _resolutions[i].width, _resolutions[i].height
);
return buff;
}
NOT_REACHED();
}
#ifdef ENABLE_NETWORK
extern void SortNetworkLanguages();
#else /* ENABLE_NETWORK */
static inline void SortNetworkLanguages() {}
#endif /* ENABLE_NETWORK */
/**
* Check whether the header is a valid header for OpenTTD.
* @return true iff the header is deemed valid.
*/
bool LanguagePackHeader::IsValid() const
{
return this->ident == TO_LE32(LanguagePackHeader::IDENT) &&
this->version == TO_LE32(LANGUAGE_PACK_VERSION) &&
this->plural_form < LANGUAGE_MAX_PLURAL &&
this->text_dir <= 1 &&
this->newgrflangid < MAX_LANG &&
this->num_genders < MAX_NUM_GENDERS &&
this->num_cases < MAX_NUM_CASES &&
StrValid(this->name, lastof(this->name)) &&
StrValid(this->own_name, lastof(this->own_name)) &&
StrValid(this->isocode, lastof(this->isocode)) &&
StrValid(this->digit_group_separator, lastof(this->digit_group_separator)) &&
StrValid(this->digit_group_separator_currency, lastof(this->digit_group_separator_currency)) &&
StrValid(this->digit_decimal_separator, lastof(this->digit_decimal_separator));
}
/**
* Read a particular language.
* @param lang The metadata about the language.
* @return Whether the loading went okay or not.
*/
bool ReadLanguagePack(const LanguageMetadata *lang)
{
/* Current language pack */
size_t len;
LanguagePack *lang_pack = (LanguagePack *)ReadFileToMem(lang->file, &len, 1U << 20);
if (lang_pack == NULL) return false;
/* End of read data (+ terminating zero added in ReadFileToMem()) */
const char *end = (char *)lang_pack + len + 1;
/* We need at least one byte of lang_pack->data */
if (end <= lang_pack->data || !lang_pack->IsValid()) {
free(lang_pack);
return false;
}
#if TTD_ENDIAN == TTD_BIG_ENDIAN
for (uint i = 0; i < TAB_COUNT; i++) {
lang_pack->offsets[i] = ReadLE16Aligned(&lang_pack->offsets[i]);
}
#endif /* TTD_ENDIAN == TTD_BIG_ENDIAN */
uint count = 0;
for (uint i = 0; i < TAB_COUNT; i++) {
uint16 num = lang_pack->offsets[i];
if (num > TAB_SIZE) {
free(lang_pack);
return false;
}
_langtab_start[i] = count;
_langtab_num[i] = num;
count += num;
}
/* Allocate offsets */
char **langpack_offs = MallocT<char *>(count);
/* Fill offsets */
char *s = lang_pack->data;
len = (byte)*s++;
for (uint i = 0; i < count; i++) {
if (s + len >= end) {
free(lang_pack);
free(langpack_offs);
return false;
}
if (len >= 0xC0) {
len = ((len & 0x3F) << 8) + (byte)*s++;
if (s + len >= end) {
free(lang_pack);
free(langpack_offs);
return false;
}
}
langpack_offs[i] = s;
s += len;
len = (byte)*s;
*s++ = '\0'; // zero terminate the string
}
free(_langpack);
_langpack = lang_pack;
free(_langpack_offs);
_langpack_offs = langpack_offs;
_current_language = lang;
_current_text_dir = (TextDirection)_current_language->text_dir;
const char *c_file = strrchr(_current_language->file, PATHSEPCHAR) + 1;
strecpy(_config_language_file, c_file, lastof(_config_language_file));
SetCurrentGrfLangID(_current_language->newgrflangid);
#ifdef WITH_ICU
/* Delete previous collator. */
if (_current_collator != NULL) {
delete _current_collator;
_current_collator = NULL;
}
/* Create a collator instance for our current locale. */
UErrorCode status = U_ZERO_ERROR;
_current_collator = Collator::createInstance(Locale(_current_language->isocode), status);
/* Sort number substrings by their numerical value. */
if (_current_collator != NULL) _current_collator->setAttribute(UCOL_NUMERIC_COLLATION, UCOL_ON, status);
/* Avoid using the collator if it is not correctly set. */
if (U_FAILURE(status)) {
delete _current_collator;
_current_collator = NULL;
}
#endif /* WITH_ICU */
/* Some lists need to be sorted again after a language change. */
ReconsiderGameScriptLanguage();
InitializeSortedCargoSpecs();
SortIndustryTypes();
BuildIndustriesLegend();
SortNetworkLanguages();
InvalidateWindowClassesData(WC_BUILD_VEHICLE); // Build vehicle window.
InvalidateWindowClassesData(WC_TRAINS_LIST); // Train group window.
InvalidateWindowClassesData(WC_ROADVEH_LIST); // Road vehicle group window.
InvalidateWindowClassesData(WC_SHIPS_LIST); // Ship group window.
InvalidateWindowClassesData(WC_AIRCRAFT_LIST); // Aircraft group window.
InvalidateWindowClassesData(WC_INDUSTRY_DIRECTORY); // Industry directory window.
InvalidateWindowClassesData(WC_STATION_LIST); // Station list window.
return true;
}
/* Win32 implementation in win32.cpp.
* OS X implementation in os/macosx/macos.mm. */
#if !(defined(WIN32) || defined(__APPLE__))
/**
* Determine the current charset based on the environment
* First check some default values, after this one we passed ourselves
* and if none exist return the value for $LANG
* @param param environment variable to check conditionally if default ones are not
* set. Pass NULL if you don't want additional checks.
* @return return string containing current charset, or NULL if not-determinable
*/
const char *GetCurrentLocale(const char *param)
{
const char *env;
env = getenv("LANGUAGE");
if (env != NULL) return env;
env = getenv("LC_ALL");
if (env != NULL) return env;
if (param != NULL) {
env = getenv(param);
if (env != NULL) return env;
}
return getenv("LANG");
}
#else
const char *GetCurrentLocale(const char *param);
#endif /* !(defined(WIN32) || defined(__APPLE__)) */
int CDECL StringIDSorter(const StringID *a, const StringID *b)
{
char stra[512];
char strb[512];
GetString(stra, *a, lastof(stra));
GetString(strb, *b, lastof(strb));
return strcmp(stra, strb);
}
/**
* Get the language with the given NewGRF language ID.
* @param newgrflangid NewGRF languages ID to check.
* @return The language's metadata, or NULL if it is not known.
*/
const LanguageMetadata *GetLanguage(byte newgrflangid)
{
for (const LanguageMetadata *lang = _languages.Begin(); lang != _languages.End(); lang++) {
if (newgrflangid == lang->newgrflangid) return lang;
}
return NULL;
}
/**
* Reads the language file header and checks compatibility.
* @param file the file to read
* @param hdr the place to write the header information to
* @return true if and only if the language file is of a compatible version
*/
static bool GetLanguageFileHeader(const char *file, LanguagePackHeader *hdr)
{
FILE *f = fopen(file, "rb");
if (f == NULL) return false;
size_t read = fread(hdr, sizeof(*hdr), 1, f);
fclose(f);
bool ret = read == 1 && hdr->IsValid();
/* Convert endianness for the windows language ID */
if (ret) {
hdr->missing = FROM_LE16(hdr->missing);
hdr->winlangid = FROM_LE16(hdr->winlangid);
}
return ret;
}
/**
* Gets a list of languages from the given directory.
* @param path the base directory to search in
*/
static void GetLanguageList(const char *path)
{
DIR *dir = ttd_opendir(path);
if (dir != NULL) {
struct dirent *dirent;
while ((dirent = readdir(dir)) != NULL) {
const char *d_name = FS2OTTD(dirent->d_name);
const char *extension = strrchr(d_name, '.');
/* Not a language file */
if (extension == NULL || strcmp(extension, ".lng") != 0) continue;
LanguageMetadata lmd;
seprintf(lmd.file, lastof(lmd.file), "%s%s", path, d_name);
/* Check whether the file is of the correct version */
if (!GetLanguageFileHeader(lmd.file, &lmd)) {
DEBUG(misc, 3, "%s is not a valid language file", lmd.file);
} else if (GetLanguage(lmd.newgrflangid) != NULL) {
DEBUG(misc, 3, "%s's language ID is already known", lmd.file);
} else {
*_languages.Append() = lmd;
}
}
closedir(dir);
}
}
/**
* Make a list of the available language packs. Put the data in
* #_languages list.
*/
void InitializeLanguagePacks()
{
Searchpath sp;
FOR_ALL_SEARCHPATHS(sp) {
char path[MAX_PATH];
FioAppendDirectory(path, lastof(path), sp, LANG_DIR);
GetLanguageList(path);
}
if (_languages.Length() == 0) usererror("No available language packs (invalid versions?)");
/* Acquire the locale of the current system */
const char *lang = GetCurrentLocale("LC_MESSAGES");
if (lang == NULL) lang = "en_GB";
const LanguageMetadata *chosen_language = NULL; ///< Matching the language in the configuration file or the current locale
const LanguageMetadata *language_fallback = NULL; ///< Using pt_PT for pt_BR locale when pt_BR is not available
const LanguageMetadata *en_GB_fallback = _languages.Begin(); ///< Fallback when no locale-matching language has been found
/* Find a proper language. */
for (const LanguageMetadata *lng = _languages.Begin(); lng != _languages.End(); lng++) {
/* We are trying to find a default language. The priority is by
* configuration file, local environment and last, if nothing found,
* English. */
const char *lang_file = strrchr(lng->file, PATHSEPCHAR) + 1;
if (strcmp(lang_file, _config_language_file) == 0) {
chosen_language = lng;
break;
}
if (strcmp (lng->isocode, "en_GB") == 0) en_GB_fallback = lng;
if (strncmp(lng->isocode, lang, 5) == 0) chosen_language = lng;
if (strncmp(lng->isocode, lang, 2) == 0) language_fallback = lng;
}
/* We haven't found the language in the config nor the one in the locale.
* Now we set it to one of the fallback languages */
if (chosen_language == NULL) {
chosen_language = (language_fallback != NULL) ? language_fallback : en_GB_fallback;
}
if (!ReadLanguagePack(chosen_language)) usererror("Can't read language pack '%s'", chosen_language->file);
}
/**
* Get the ISO language code of the currently loaded language.
* @return the ISO code.
*/
const char *GetCurrentLanguageIsoCode()
{
return _langpack->isocode;
}
/**
* Check whether there are glyphs missing in the current language.
* @param Pointer to an address for storing the text pointer.
* @return If glyphs are missing, return \c true, else return \c false.
* @post If \c true is returned and str is not NULL, *str points to a string that is found to contain at least one missing glyph.
*/
bool MissingGlyphSearcher::FindMissingGlyphs(const char **str)
{
InitFreeType(this->Monospace());
const Sprite *question_mark[FS_END];
for (FontSize size = this->Monospace() ? FS_MONO : FS_BEGIN; size < (this->Monospace() ? FS_END : FS_MONO); size++) {
question_mark[size] = GetGlyph(size, '?');
}
this->Reset();
for (const char *text = this->NextString(); text != NULL; text = this->NextString()) {
FontSize size = this->DefaultSize();
if (str != NULL) *str = text;
for (WChar c = Utf8Consume(&text); c != '\0'; c = Utf8Consume(&text)) {
if (c == SCC_TINYFONT) {
size = FS_SMALL;
} else if (c == SCC_BIGFONT) {
size = FS_LARGE;
} else if (!IsInsideMM(c, SCC_SPRITE_START, SCC_SPRITE_END) && IsPrintable(c) && !IsTextDirectionChar(c) && c != '?' && GetGlyph(size, c) == question_mark[size]) {
/* The character is printable, but not in the normal font. This is the case we were testing for. */
return true;
}
}
}
return false;
}
/** Helper for searching through the language pack. */
class LanguagePackGlyphSearcher : public MissingGlyphSearcher {
uint i; ///< Iterator for the primary language tables.
uint j; ///< Iterator for the secondary language tables.
/* virtual */ void Reset()
{
this->i = 0;
this->j = 0;
}
/* virtual */ FontSize DefaultSize()
{
return FS_NORMAL;
}
/* virtual */ const char *NextString()
{
if (this->i >= TAB_COUNT) return NULL;
const char *ret = _langpack_offs[_langtab_start[this->i] + this->j];
this->j++;
while (this->i < TAB_COUNT && this->j >= _langtab_num[this->i]) {
this->i++;
this->j = 0;
}
return ret;
}
/* virtual */ bool Monospace()
{
return false;
}
/* virtual */ void SetFontNames(FreeTypeSettings *settings, const char *font_name)
{
#ifdef WITH_FREETYPE
strecpy(settings->small.font, font_name, lastof(settings->small.font));
strecpy(settings->medium.font, font_name, lastof(settings->medium.font));
strecpy(settings->large.font, font_name, lastof(settings->large.font));
#endif /* WITH_FREETYPE */
}
};
/**
* Check whether the currently loaded language pack
* uses characters that the currently loaded font
* does not support. If this is the case an error
* message will be shown in English. The error
* message will not be localized because that would
* mean it might use characters that are not in the
* font, which is the whole reason this check has
* been added.
* @param base_font Whether to look at the base font as well.
* @param searcher The methods to use to search for strings to check.
* If NULL the loaded language pack searcher is used.
*/
void CheckForMissingGlyphs(bool base_font, MissingGlyphSearcher *searcher)
{
static LanguagePackGlyphSearcher pack_searcher;
if (searcher == NULL) searcher = &pack_searcher;
bool bad_font = !base_font || searcher->FindMissingGlyphs(NULL);
#ifdef WITH_FREETYPE
if (bad_font) {
/* We found an unprintable character... lets try whether we can find
* a fallback font that can print the characters in the current language. */
FreeTypeSettings backup;
memcpy(&backup, &_freetype, sizeof(backup));
bad_font = !SetFallbackFont(&_freetype, _langpack->isocode, _langpack->winlangid, searcher);
memcpy(&_freetype, &backup, sizeof(backup));
if (bad_font && base_font) {
/* Our fallback font does miss characters too, so keep the
* user chosen font as that is more likely to be any good than
* the wild guess we made */
InitFreeType(searcher->Monospace());
}
}
#endif
if (bad_font) {
/* All attempts have failed. Display an error. As we do not want the string to be translated by
* the translators, we 'force' it into the binary and 'load' it via a BindCString. To do this
* properly we have to set the colour of the string, otherwise we end up with a lot of artifacts.
* The colour 'character' might change in the future, so for safety we just Utf8 Encode it into
* the string, which takes exactly three characters, so it replaces the "XXX" with the colour marker. */
static char *err_str = stredup("XXXThe current font is missing some of the characters used in the texts for this language. Read the readme to see how to solve this.");
Utf8Encode(err_str, SCC_YELLOW);
SetDParamStr(0, err_str);
ShowErrorMessage(STR_JUST_RAW_STRING, INVALID_STRING_ID, WL_WARNING);
/* Reset the font width */
LoadStringWidthTable(searcher->Monospace());
return;
}
/* Update the font with cache */
LoadStringWidthTable(searcher->Monospace());
#if !defined(WITH_ICU)
/*
* For right-to-left languages we need the ICU library. If
* we do not have support for that library we warn the user
* about it with a message. As we do not want the string to
* be translated by the translators, we 'force' it into the
* binary and 'load' it via a BindCString. To do this
* properly we have to set the colour of the string,
* otherwise we end up with a lot of artifacts. The colour
* 'character' might change in the future, so for safety
* we just Utf8 Encode it into the string, which takes
* exactly three characters, so it replaces the "XXX" with
* the colour marker.
*/
if (_current_text_dir != TD_LTR) {
static char *err_str = stredup("XXXThis version of OpenTTD does not support right-to-left languages. Recompile with icu enabled.");
Utf8Encode(err_str, SCC_YELLOW);
SetDParamStr(0, err_str);
ShowErrorMessage(STR_JUST_RAW_STRING, INVALID_STRING_ID, WL_ERROR);
}
#endif
}
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