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freetype2/src/autofit/afblue.h

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/* 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 2013-2015 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 ) \
do \
{ \
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 ); \
} \
} while ( 0 )
/*************************************************************************/
/*************************************************************************/
/***** *****/
/***** 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 51
/* The AF_Blue_String enumeration values are offsets into the */
/* `af_blue_strings' array. */
typedef enum AF_Blue_String_
{
AF_BLUE_STRING_ARABIC_TOP = 0,
AF_BLUE_STRING_ARABIC_BOTTOM = 18,
AF_BLUE_STRING_ARABIC_JOIN = 33,
AF_BLUE_STRING_BENGALI_BASE = 36,
AF_BLUE_STRING_BENGALI_TOP = 68,
AF_BLUE_STRING_BENGALI_HEAD = 97,
AF_BLUE_STRING_CYRILLIC_CAPITAL_TOP = 129,
AF_BLUE_STRING_CYRILLIC_CAPITAL_BOTTOM = 153,
AF_BLUE_STRING_CYRILLIC_SMALL = 177,
AF_BLUE_STRING_CYRILLIC_SMALL_DESCENDER = 201,
AF_BLUE_STRING_DEVANAGARI_BASE = 210,
AF_BLUE_STRING_DEVANAGARI_TOP = 242,
AF_BLUE_STRING_DEVANAGARI_HEAD = 274,
AF_BLUE_STRING_DEVANAGARI_BOTTOM = 306,
AF_BLUE_STRING_GREEK_CAPITAL_TOP = 314,
AF_BLUE_STRING_GREEK_CAPITAL_BOTTOM = 335,
AF_BLUE_STRING_GREEK_SMALL_BETA_TOP = 353,
AF_BLUE_STRING_GREEK_SMALL = 371,
AF_BLUE_STRING_GREEK_SMALL_DESCENDER = 395,
AF_BLUE_STRING_HEBREW_TOP = 419,
AF_BLUE_STRING_HEBREW_BOTTOM = 443,
AF_BLUE_STRING_HEBREW_DESCENDER = 461,
AF_BLUE_STRING_KHMER_TOP = 476,
AF_BLUE_STRING_KHMER_SUBSCRIPT_TOP = 500,
AF_BLUE_STRING_KHMER_BOTTOM = 540,
AF_BLUE_STRING_KHMER_DESCENDER = 572,
AF_BLUE_STRING_KHMER_LARGE_DESCENDER = 606,
AF_BLUE_STRING_KHMER_SYMBOLS_WAXING_TOP = 693,
AF_BLUE_STRING_KHMER_SYMBOLS_WANING_BOTTOM = 701,
AF_BLUE_STRING_LAO_TOP = 709,
AF_BLUE_STRING_LAO_BOTTOM = 741,
AF_BLUE_STRING_LAO_ASCENDER = 773,
AF_BLUE_STRING_LAO_LARGE_ASCENDER = 789,
AF_BLUE_STRING_LAO_DESCENDER = 801,
AF_BLUE_STRING_LATIN_CAPITAL_TOP = 825,
AF_BLUE_STRING_LATIN_CAPITAL_BOTTOM = 841,
AF_BLUE_STRING_LATIN_SMALL_F_TOP = 857,
AF_BLUE_STRING_LATIN_SMALL = 871,
AF_BLUE_STRING_LATIN_SMALL_DESCENDER = 885,
AF_BLUE_STRING_LATIN_SUBS_CAPITAL_TOP = 895,
AF_BLUE_STRING_LATIN_SUBS_CAPITAL_BOTTOM = 915,
AF_BLUE_STRING_LATIN_SUBS_SMALL_F_TOP = 935,
AF_BLUE_STRING_LATIN_SUBS_SMALL = 955,
AF_BLUE_STRING_LATIN_SUBS_SMALL_DESCENDER = 991,
AF_BLUE_STRING_LATIN_SUPS_CAPITAL_TOP = 1011,
AF_BLUE_STRING_LATIN_SUPS_CAPITAL_BOTTOM = 1042,
AF_BLUE_STRING_LATIN_SUPS_SMALL_F_TOP = 1071,
AF_BLUE_STRING_LATIN_SUPS_SMALL = 1097,
AF_BLUE_STRING_LATIN_SUPS_SMALL_DESCENDER = 1122,
AF_BLUE_STRING_MYANMAR_TOP = 1133,
AF_BLUE_STRING_MYANMAR_BOTTOM = 1165,
AF_BLUE_STRING_MYANMAR_ASCENDER = 1197,
AF_BLUE_STRING_MYANMAR_DESCENDER = 1225,
AF_BLUE_STRING_TELUGU_TOP = 1257,
AF_BLUE_STRING_TELUGU_BOTTOM = 1285,
AF_BLUE_STRING_THAI_TOP = 1313,
AF_BLUE_STRING_THAI_BOTTOM = 1337,
AF_BLUE_STRING_THAI_ASCENDER = 1365,
AF_BLUE_STRING_THAI_LARGE_ASCENDER = 1377,
AF_BLUE_STRING_THAI_DESCENDER = 1389,
AF_BLUE_STRING_THAI_LARGE_DESCENDER = 1405,
AF_BLUE_STRING_THAI_DIGIT_TOP = 1413,
af_blue_1_1 = 1424,
#ifdef AF_CONFIG_OPTION_CJK
AF_BLUE_STRING_CJK_TOP = af_blue_1_1 + 1,
AF_BLUE_STRING_CJK_BOTTOM = af_blue_1_1 + 203,
af_blue_1_1_1 = af_blue_1_1 + 404,
#ifdef AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT
AF_BLUE_STRING_CJK_LEFT = af_blue_1_1_1 + 1,
AF_BLUE_STRING_CJK_RIGHT = af_blue_1_1_1 + 204,
af_blue_1_1_2 = af_blue_1_1_1 + 405,
#else
af_blue_1_1_2 = af_blue_1_1_1 + 0,
#endif /* AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT */
af_blue_1_2 = af_blue_1_1_2 + 0,
#else
af_blue_1_2 = af_blue_1_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 style-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 ( 1U << 0 ) /* must have value 1 */
#define AF_BLUE_PROPERTY_LATIN_SUB_TOP ( 1U << 1 )
#define AF_BLUE_PROPERTY_LATIN_NEUTRAL ( 1U << 2 )
#define AF_BLUE_PROPERTY_LATIN_X_HEIGHT ( 1U << 3 )
#define AF_BLUE_PROPERTY_LATIN_LONG ( 1U << 4 )
#define AF_BLUE_PROPERTY_CJK_TOP ( 1U << 0 ) /* must have value 1 */
#define AF_BLUE_PROPERTY_CJK_HORIZ ( 1U << 1 ) /* must have value 2 */
#define AF_BLUE_PROPERTY_CJK_RIGHT AF_BLUE_PROPERTY_CJK_TOP
#define AF_BLUE_STRINGSET_MAX_LEN 8
/* The AF_Blue_Stringset enumeration values are offsets into the */
/* `af_blue_stringsets' array. */
typedef enum AF_Blue_Stringset_
{
AF_BLUE_STRINGSET_ARAB = 0,
AF_BLUE_STRINGSET_BENG = 4,
AF_BLUE_STRINGSET_CYRL = 9,
AF_BLUE_STRINGSET_DEVA = 15,
AF_BLUE_STRINGSET_GREK = 21,
AF_BLUE_STRINGSET_HEBR = 28,
AF_BLUE_STRINGSET_KHMR = 32,
AF_BLUE_STRINGSET_KHMS = 38,
AF_BLUE_STRINGSET_LAO = 41,
AF_BLUE_STRINGSET_LATN = 47,
AF_BLUE_STRINGSET_LATB = 54,
AF_BLUE_STRINGSET_LATP = 61,
AF_BLUE_STRINGSET_MYMR = 68,
AF_BLUE_STRINGSET_TELU = 73,
AF_BLUE_STRINGSET_THAI = 76,
af_blue_2_1 = 84,
#ifdef AF_CONFIG_OPTION_CJK
AF_BLUE_STRINGSET_HANI = af_blue_2_1 + 0,
af_blue_2_1_1 = af_blue_2_1 + 2,
#ifdef AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT
af_blue_2_1_2 = af_blue_2_1_1 + 2,
#else
af_blue_2_1_2 = af_blue_2_1_1 + 0,
#endif /* AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT */
af_blue_2_2 = af_blue_2_1_2 + 1,
#else
af_blue_2_2 = af_blue_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 */
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