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Diffstat (limited to 'project/dclib/dclib-utf8.h')
| -rw-r--r-- | project/dclib/dclib-utf8.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/project/dclib/dclib-utf8.h b/project/dclib/dclib-utf8.h new file mode 100644 index 0000000..2e3e79b --- /dev/null +++ b/project/dclib/dclib-utf8.h @@ -0,0 +1,130 @@ + +/*************************************************************************** + * * + * _____ ____ * + * | __ \ / __ \ _ _ _____ * + * | | \ \ / / \_\ | | | | _ \ * + * | | \ \| | | | | | |_| | * + * | | | || | | | | | ___/ * + * | | / /| | __ | | | | _ \ * + * | |__/ / \ \__/ / | |___| | |_| | * + * |_____/ \____/ |_____|_|_____/ * + * * + * Wiimms source code library * + * * + *************************************************************************** + * * + * Copyright (c) 2012-2020 by Dirk Clemens <wiimm@wiimm.de> * + * * + *************************************************************************** + * * + * 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 2 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. * + * * + * See file gpl-2.0.txt or http://www.gnu.org/licenses/gpl-2.0.txt * + * * + ***************************************************************************/ + +#ifndef DCLIB_UTF8_H +#define DCLIB_UTF8_H 1 +#ifndef WIN_DCLIB + +#include "dclib-types.h" + +/////////////////////////////////////////////////////////////////////////////// +///// this software is taken from dcLib2 and now publiced under GPL2. ///// +/////////////////////////////////////////////////////////////////////////////// + +typedef enum dcUnicodeConsts +{ + DCLIB_UNICODE_MAX_UTF8_1 = 0x7f, + DCLIB_UNICODE_MAX_UTF8_2 = 0x7ff, + DCLIB_UNICODE_MAX_UTF8_3 = 0xffff, + DCLIB_UNICODE_MAX_UTF8_4 = 0x1fffff, + + DCLIB_UNICODE_CODE_MASK = 0x1fffff, + +} dcUnicodeConsts; + +/////////////////////////////////////////////////////////////////////////////// + +typedef enum dcUTF8Mode +{ + DC_UTF8_ILLEGAL = 0x0000, // Illegale UTF8 Zeichen-Kombination + + DC_UTF8_1CHAR = 0x0001, // Das Zeichen ist ein Einzelzeichen + + DC_UTF8_2CHAR = 0x0002, // Beginn einer 2-Zeichen Sequenz + DC_UTF8_CONT_22 = 0x0004, // ein Fortsetzungszeichen an Pos 2 einer 2-er Sequenz + + DC_UTF8_3CHAR = 0x0008, // Beginn einer 3-Zeichen Sequenz + DC_UTF8_CONT_23 = 0x0010, // ein Fortsetzungszeichen an Pos 2 einer 3-er Sequenz + DC_UTF8_CONT_33 = 0x0020, // ein Fortsetzungszeichen an Pos 3 einer 3-er Sequenz + + DC_UTF8_4CHAR = 0x0040, // Beginn einer 4-Zeichen Sequenz + DC_UTF8_CONT_24 = 0x0080, // ein Fortsetzungszeichen an Pos 2 einer 4-er Sequenz + DC_UTF8_CONT_34 = 0x0100, // ein Fortsetzungszeichen an Pos 3 einer 4-er Sequenz + DC_UTF8_CONT_44 = 0x0200, // ein Fortsetzungszeichen an Pos 4 einer 4-er Sequenz + + DC_UTF8_CONT_ANY = 0x0400, // ein Fortsetzungszeichen an beliebger Stelle + + DC_UTF8_1CHAR_POSSIBLE = 0x0800, // als Einzelzeichen darstellbar + DC_UTF8_2CHAR_POSSIBLE = 0x1000, // als 2-er Sequenz darstellbar + DC_UTF8_3CHAR_POSSIBLE = 0x2000, // als 3-er Sequenz darstellbar + DC_UTF8_4CHAR_POSSIBLE = 0x4000, // als 4-er Sequenz darstellbar + +} dcUTF8Mode; + +/////////////////////////////////////////////////////////////////////////////// + +extern const unsigned short TableUTF8Mode[0x100]; +static inline dcUTF8Mode CheckUTF8Mode ( unsigned char ch ) + { return (dcUTF8Mode)TableUTF8Mode[ch]; } + +int GetUTF8CharLength ( u32 code ); +char * NextUTF8Char ( ccp str ); +char * NextUTF8CharE ( ccp str, ccp end ); +char * PrevUTF8Char ( ccp str ); +char * PrevUTF8CharB ( ccp str, ccp begin ); +u32 GetUTF8Char ( ccp str ); +u32 ScanUTF8Char ( ccp * str ); +u32 ScanUTF8CharE ( ccp * str, ccp end ); +u32 ScanUTF8CharInc ( ccp * str ); +u32 ScanUTF8CharIncE ( ccp * str, ccp end ); +u32 GetUTF8AnsiChar ( ccp str ); +u32 ScanUTF8AnsiChar ( ccp * str ); +u32 ScanUTF8AnsiCharE ( ccp * str, ccp end ); +int ScanUTF8Length ( ccp str, ccp end ); +int CalcUTF8PrintFW ( ccp str, ccp end, uint wanted_fw ); + +char * PrintUTF8Char ( char * buf, u32 code ); +char * PrintUTF8CharToCircBuf ( u32 code ); + +/////////////////////////////////////////////////////////////////////////////// + +typedef struct dcUnicodeTripel +{ + u32 code1; + u32 code2; + u32 code3; + +} dcUnicodeTripel; + +extern const dcUnicodeTripel TableUnicodeDecomp[]; +const dcUnicodeTripel * DecomposeUnicode ( u32 code ); + +// +/////////////////////////////////////////////////////////////////////////////// +/////////////// END /////////////// +/////////////////////////////////////////////////////////////////////////////// + +#endif // WIN_DCLIB +#endif // DCLIB_UTF8_H + |