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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef AGS_LIB_ALLEGRO_UNICODE_H
#define AGS_LIB_ALLEGRO_UNICODE_H
#include "ags/lib/allegro/base.h"
namespace AGS3 {
#define U_ASCII AL_ID('A','S','C','8')
#define U_ASCII_CP AL_ID('A','S','C','P')
#define U_UNICODE AL_ID('U','N','I','C')
#define U_UTF8 AL_ID('U','T','F','8')
#define U_CURRENT AL_ID('c','u','r','.')
/* UTF-8 support functions
*/
extern int utf8_getc(const char *s);
extern int utf8_getx(char **s);
extern int utf8_setc(char *s, int c);
extern int utf8_width(const char *s);
extern int utf8_cwidth(int c);
extern int utf8_isok(int c);
/**
* ASCII support functions
*/
extern int ascii_getc(const char *s);
extern int ascii_getx(char **s);
extern int ascii_setc(char *s, int c);
extern int ascii_width(const char *s);
extern int ascii_cwidth(int c);
extern int ascii_isok(int c);
/* ugetc: */
extern int (*ugetc)(const char *s);
/* ugetxc: */
extern int (*ugetx)(char **s);
/* ugetxc: */
extern int (*ugetxc)(const char * const *s);
/* usetc: */
extern int (*usetc)(char *s, int c);
/* uwidth: */
extern int (*uwidth)(const char *s);
/* ucwidth: */
extern int (*ucwidth)(int c);
/* uisok: */
extern int (*uisok)(int c);
/* set_uformat:
* Selects a new text encoding format.
*/
extern void set_uformat(int type);
enum { LC_CTYPE };
extern const char *setlocale(int type, const char *language);
/* get_uformat:
* Returns the current text encoding format.
*/
extern int get_uformat();
extern size_t ustrsize(const char *s);
/* &nicode string length
*/
extern int ustrlen(const char *s);
/* utolower:
* Unicode-aware version of the ANSI tolower() function.
*/
extern int utolower(int c);
/* utoupper:
* Unicode-aware version of the ANSI toupper() function.
*/
extern int utoupper(int c);
/* Unicode string compare
*/
extern int ustrcmp(const char *s1, const char *s2);
/* ustricmp:
* Unicode-aware version of the DJGPP stricmp() function.
*/
extern int ustricmp(const char *s1, const char *s2);
/* ustrncmp:
* Unicode-aware version of the ANSI strncmp() function.
*/
extern int ustrncmp(const char *s1, const char *s2, int n);
/* ustrnicmp:
* Unicode-aware version of the DJGPP strnicmp() function.
*/
extern int ustrnicmp(const char *s1, const char *s2, int n);
/* uoffset:
* Returns the offset in bytes from the start of the string to the
* character at the specified index. If the index is negative, counts
* backward from the end of the string (-1 returns an offset to the
* last character).
*/
extern int uoffset(const char *s, int index);
/* ugetat:
* Returns the character from the specified index within the string.
*/
extern int ugetat(const char *s, int idx);
/* ustrlwr:
* Unicode-aware version of the ANSI strlwr() function.
*/
extern char *ustrlwr(char *s);
/* ustrupr:
* Unicode-aware version of the ANSI strupr() function.
*/
extern char *ustrupr(char *s);
/* ustrstr:
* Unicode-aware version of the ANSI strstr() function.
*/
extern const char *ustrstr(const char *s1, const char *s2);
/* usetat:
* Modifies the character at the specified index within the string,
* handling adjustments for variable width data. Returns how far the
* rest of the string was moved.
*/
int usetat(char *s, int index, int c);
/* ustrsizez:
* Returns the size of the specified string in bytes, including the
* trailing zero.
*/
extern int ustrsizez(const char *s);
extern int need_uconvert(const char *s, int type, int newtype);
extern int uvszprintf(char *buf, int size, const char *format, va_list args);
} // namespace AGS3
#endif
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