ref: fcdb7840823e40cc11b29395f651abf2f2e5b367
dir: /src/autofit/afblue.h/
/* This file has been generated by the Perl script `afblue.pl', */
/* using data from file `afblue.dat'. */
/***************************************************************************/
/* */
/* afblue.h */
/* */
/* Auto-fitter data for blue strings (specification). */
/* */
/* Copyright 2013 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
/* modified, and distributed under the terms of the FreeType project */
/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
/* this file you indicate that you have read the license and */
/* understand and accept it fully. */
/* */
/***************************************************************************/
#ifndef __AFBLUE_H__
#define __AFBLUE_H__
FT_BEGIN_HEADER
/* an auxiliary macro to decode a UTF-8 character -- since we only use */
/* hard-coded, self-converted data, no error checking is performed */
#define GET_UTF8_CHAR( ch, p ) \
ch = (unsigned char)*p++; \
if ( ch >= 0x80 ) \
{ \
FT_UInt len; \
\
\
if ( ch < 0xE0 ) \
{ \
len = 1; \
ch &= 0x1F; \
} \
else if ( ch < 0xF0 ) \
{ \
len = 2; \
ch &= 0x0F; \
} \
else \
{ \
len = 3; \
ch &= 0x07; \
} \
\
for ( ; len > 0; len-- ) \
ch = ( ch << 6 ) | ( *p++ & 0x3F ); \
}
/*************************************************************************/
/*************************************************************************/
/***** *****/
/***** B L U E S T R I N G S *****/
/***** *****/
/*************************************************************************/
/*************************************************************************/
/* At the bottommost level, we define strings for finding blue zones. */
#define AF_BLUE_STRING_MAX_LEN 25
/* The AF_Blue_String enumeration values are offsets into the */
/* `af_blue_strings' array. */
typedef enum AF_Blue_String_
{
AF_BLUE_STRING_LATIN_CAPITAL_TOP = 0,
AF_BLUE_STRING_LATIN_CAPITAL_BOTTOM = 9,
AF_BLUE_STRING_LATIN_SMALL_F_TOP = 18,
AF_BLUE_STRING_LATIN_SMALL = 26,
AF_BLUE_STRING_LATIN_SMALL_DESCENDER = 34,
AF_BLUE_STRING_GREEK_CAPITAL_TOP = 40,
AF_BLUE_STRING_GREEK_CAPITAL_BOTTOM = 55,
AF_BLUE_STRING_GREEK_SMALL_BETA_TOP = 68,
AF_BLUE_STRING_GREEK_SMALL = 81,
AF_BLUE_STRING_GREEK_SMALL_DESCENDER = 98,
AF_BLUE_STRING_CYRILLIC_CAPITAL_TOP = 115,
AF_BLUE_STRING_CYRILLIC_CAPITAL_BOTTOM = 132,
AF_BLUE_STRING_CYRILLIC_SMALL = 149,
AF_BLUE_STRING_CYRILLIC_SMALL_DESCENDER = 166,
AF_BLUE_STRING_HEBREW_TOP = 173,
AF_BLUE_STRING_HEBREW_BOTTOM = 190,
AF_BLUE_STRING_HEBREW_DESCENDER = 203,
af_blue_1_1 = 213,
#ifdef AF_CONFIG_OPTION_CJK
AF_BLUE_STRING_CJK_TOP_FILL = af_blue_1_1 + 1,
AF_BLUE_STRING_CJK_TOP_UNFILL = af_blue_1_1 + 77,
AF_BLUE_STRING_CJK_BOTTOM_FILL = af_blue_1_1 + 153,
AF_BLUE_STRING_CJK_BOTTOM_UNFILL = af_blue_1_1 + 229,
af_blue_1_1_1 = af_blue_1_1 + 304,
#ifdef AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT
AF_BLUE_STRING_CJK_LEFT_FILL = af_blue_1_1_1 + 1,
AF_BLUE_STRING_CJK_LEFT_UNFILL = af_blue_1_1_1 + 77,
AF_BLUE_STRING_CJK_RIGHT_FILL = af_blue_1_1_1 + 153,
AF_BLUE_STRING_CJK_RIGHT_UNFILL = af_blue_1_1_1 + 229,
af_blue_1_2_1 = af_blue_1_1_1 + 304,
#else
af_blue_1_2_1 = af_blue_1_1_1 + 0,
#endif /* AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT */
af_blue_1_2 = af_blue_1_2_1 + 0,
#else
af_blue_1_2 = af_blue_1_2_1 + 0,
#endif /* AF_CONFIG_OPTION_CJK */
AF_BLUE_STRING_MAX /* do not remove */
} AF_Blue_String;
FT_LOCAL_ARRAY( char )
af_blue_strings[];
/*************************************************************************/
/*************************************************************************/
/***** *****/
/***** B L U E S T R I N G S E T S *****/
/***** *****/
/*************************************************************************/
/*************************************************************************/
/* The next level is to group blue strings into script-specific sets. */
/* Properties are specific to a writing system. We assume that a given */
/* blue string can't be used in more than a single writing system, which */
/* is a safe bet. */
#define AF_BLUE_PROPERTY_LATIN_TOP ( 1 << 0 )
#define AF_BLUE_PROPERTY_LATIN_X_HEIGHT ( 1 << 1 )
#define AF_BLUE_PROPERTY_LATIN_LONG ( 1 << 2 )
#define AF_BLUE_PROPERTY_CJK_HORIZ ( 1 << 0 )
#define AF_BLUE_PROPERTY_CJK_TOP ( 1 << 1 )
#define AF_BLUE_PROPERTY_CJK_FILL ( 1 << 2 )
#define AF_BLUE_PROPERTY_CJK_RIGHT AF_BLUE_PROPERTY_CJK_TOP
#define AF_BLUE_STRINGSET_MAX_LEN 9
/* The AF_Blue_Stringset enumeration values are offsets into the */
/* `af_blue_stringsets' array. */
typedef enum AF_Blue_Stringset_
{
AF_BLUE_STRINGSET_LATN = 0,
AF_BLUE_STRINGSET_GREK = 7,
AF_BLUE_STRINGSET_CYRL = 14,
AF_BLUE_STRINGSET_HEBR = 20,
af_blue_2_1 = 24,
#ifdef AF_CONFIG_OPTION_CJK
AF_BLUE_STRINGSET_HANI = af_blue_2_1 + 0,
af_blue_2_1_1 = af_blue_2_1 + 4,
#ifdef AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT
af_blue_2_2_1 = af_blue_2_1_1 + 4,
#else
af_blue_2_2_1 = af_blue_2_1_1 + 0,
#endif /* AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT */
af_blue_2_2 = af_blue_2_2_1 + 1,
#else
af_blue_2_2 = af_blue_2_2_1 + 0,
#endif /* AF_CONFIG_OPTION_CJK */
AF_BLUE_STRINGSET_MAX /* do not remove */
} AF_Blue_Stringset;
typedef struct AF_Blue_StringRec_
{
AF_Blue_String string;
FT_UShort properties;
} AF_Blue_StringRec;
FT_LOCAL_ARRAY( AF_Blue_StringRec )
af_blue_stringsets[];
/* */
FT_END_HEADER
#endif /* __AFBLUE_H__ */
/* END */