2 * Implementation of Uniscribe Script Processor (usp10.dll)
4 * Copyright 2010 CodeWeavers, Aric Stewart
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #ifndef _USP10_INTERNAL_H_
23 #define _USP10_INTERNAL_H_
29 #define WIN32_NO_STATUS
31 #define COM_NO_WINDOWS_H
38 #include <wine/debug.h>
39 #include <wine/unicode.h>
40 #include <wine/list.h>
42 #define MS_MAKE_TAG( _x1, _x2, _x3, _x4 ) \
43 ( ( (ULONG)_x4 << 24 ) | \
44 ( (ULONG)_x3 << 16 ) | \
45 ( (ULONG)_x2 << 8 ) | \
49 #define ARRAY_SIZE(array) (sizeof(array) / sizeof((array)[0]))
54 Script_Undefined
= 0x00,
57 Script_Numeric
= 0x03,
58 Script_Control
= 0x04,
59 Script_Punctuation
= 0x05,
61 Script_Arabic_Numeric
= 0x07,
64 Script_Persian
= 0x0a,
67 Script_Cyrillic
= 0x0d,
68 Script_Armenian
= 0x0e,
69 Script_Georgian
= 0x0f,
70 /* Unicode Chapter 10 */
71 Script_Sinhala
= 0x10,
72 Script_Tibetan
= 0x11,
73 Script_Tibetan_Numeric
= 0x12,
74 Script_Phags_pa
= 0x13,
75 /* Unicode Chapter 11 */
77 Script_Thai_Numeric
= 0x15,
79 Script_Lao_Numeric
= 0x17,
80 /* Unicode Chapter 9 */
81 Script_Devanagari
= 0x18,
82 Script_Devanagari_Numeric
= 0x19,
83 Script_Bengali
= 0x1a,
84 Script_Bengali_Numeric
= 0x1b,
85 Script_Bengali_Currency
= 0x1c,
86 Script_Gurmukhi
= 0x1d,
87 Script_Gurmukhi_Numeric
= 0x1e,
88 Script_Gujarati
= 0x1f,
89 Script_Gujarati_Numeric
= 0x20,
90 Script_Gujarati_Currency
= 0x21,
92 Script_Oriya_Numeric
= 0x23,
94 Script_Tamil_Numeric
= 0x25,
96 Script_Telugu_Numeric
= 0x27,
97 Script_Kannada
= 0x28,
98 Script_Kannada_Numeric
= 0x29,
99 Script_Malayalam
= 0x2a,
100 Script_Malayalam_Numeric
= 0x2b,
101 /* More supplemental */
102 Script_Diacritical
= 0x2c,
103 Script_Punctuation2
= 0x2d,
104 Script_Numeric2
= 0x2e,
105 /* Unicode Chapter 11 continued */
106 Script_Myanmar
= 0x2f,
107 Script_Myanmar_Numeric
= 0x30,
108 Script_Tai_Le
= 0x31,
109 Script_New_Tai_Lue
= 0x32,
110 Script_New_Tai_Lue_Numeric
= 0x33,
112 Script_Khmer_Numeric
= 0x35,
113 /* Unicode Chapter 12 */
114 Script_CJK_Han
= 0x36,
115 Script_Ideograph
= 0x37,
116 Script_Bopomofo
= 0x38,
118 Script_Hangul
= 0x3a,
120 /* Unicode Chapter 13 */
121 Script_Ethiopic
= 0x3c,
122 Script_Ethiopic_Numeric
= 0x3d,
123 Script_Mongolian
= 0x3e,
124 Script_Mongolian_Numeric
= 0x3f,
125 Script_Tifinagh
= 0x40,
128 Script_Vai_Numeric
= 0x43,
129 Script_Cherokee
= 0x44,
130 Script_Canadian
= 0x45,
131 /* Unicode Chapter 14 */
134 /* Unicode Chapter 15 */
135 Script_Braille
= 0x48,
136 /* Unicode Chapter 16 */
137 Script_Surrogates
= 0x49,
138 Script_Private
= 0x4a,
139 /* Unicode Chapter 13 : Plane 1 */
140 Script_Deseret
= 0x4b,
141 Script_Osmanya
= 0x4c,
142 Script_Osmanya_Numeric
= 0x4d,
143 /* Unicode Chapter 15 : Plane 1 */
144 Script_MathAlpha
= 0x4e,
145 /* Additional Currency Scripts */
146 Script_Hebrew_Currency
= 0x4f,
147 Script_Vietnamese_Currency
= 0x50,
148 Script_Thai_Currency
= 0x51,
151 #define GLYPH_BLOCK_SHIFT 8
152 #define GLYPH_BLOCK_SIZE (1UL << GLYPH_BLOCK_SHIFT)
153 #define GLYPH_BLOCK_MASK (GLYPH_BLOCK_SIZE - 1)
154 #define GLYPH_MAX 65536
158 #define GSUB_E_NOFEATURE -20
159 #define GSUB_E_NOGLYPH -10
161 #define FEATURE_ALL_TABLES 0
162 #define FEATURE_GSUB_TABLE 1
163 #define FEATURE_GPOS_TABLE 2
175 const void *gsub_table
;
176 const void *gpos_table
;
177 BOOL features_initialized
;
179 LoadedFeature
*features
;
184 const void *gsub_table
;
185 const void *gpos_table
;
186 LoadedLanguage default_language
;
187 BOOL languages_initialized
;
188 LoadedLanguage
*languages
;
189 SIZE_T languages_size
;
190 SIZE_T language_count
;
194 WORD
*glyphs
[GLYPH_MAX
/ GLYPH_BLOCK_SIZE
];
202 OUTLINETEXTMETRICW
*otm
;
203 SCRIPT_FONTPROPERTIES sfp
;
205 CacheGlyphPage
*page
[NUM_PAGES
];
206 ABC
*widths
[GLYPH_MAX
/ GLYPH_BLOCK_SIZE
];
210 void *CMAP_format12_Table
;
212 BOOL scripts_initialized
;
213 LoadedScript
*scripts
;
217 OPENTYPE_TAG userScript
;
218 OPENTYPE_TAG userLang
;
221 typedef struct _scriptData
224 SCRIPT_PROPERTIES props
;
225 OPENTYPE_TAG scriptTag
;
226 WCHAR fallbackFont
[LF_FACESIZE
];
238 enum {lex_Halant
, lex_Composed_Vowel
, lex_Matra_post
, lex_Matra_pre
, lex_Matra_above
, lex_Matra_below
, lex_ZWJ
, lex_ZWNJ
, lex_NBSP
, lex_Modifier
, lex_Vowel
, lex_Consonant
, lex_Generic
, lex_Ra
, lex_Vedic
, lex_Anudatta
, lex_Nukta
};
240 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc(size_t size
)
242 return HeapAlloc(GetProcessHeap(), 0, size
);
245 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc_zero(size_t size
)
247 return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, size
);
250 static inline BOOL
heap_free(void *mem
)
252 return HeapFree(GetProcessHeap(), 0, mem
);
255 static inline BOOL
is_consonant( int type
)
257 return (type
== lex_Ra
|| type
== lex_Consonant
);
260 static inline unsigned short get_table_entry( const unsigned short *table
, WCHAR ch
)
262 return table
[table
[table
[ch
>> 8] + ((ch
>> 4) & 0x0f)] + (ch
& 0xf)];
265 typedef int (*lexical_function
)(WCHAR c
);
266 typedef void (*reorder_function
)(WCHAR
*chars
, IndicSyllable
*syllable
, lexical_function lex
);
268 #define odd(x) ((x) & 1)
269 #define BIDI_STRONG 1
271 #define BIDI_NEUTRAL 0
273 BOOL
usp10_array_reserve(void **elements
, SIZE_T
*capacity
, SIZE_T count
, SIZE_T size
) DECLSPEC_HIDDEN
;
274 int USP10_FindGlyphInLogClust(const WORD
* pwLogClust
, int cChars
, WORD target
) DECLSPEC_HIDDEN
;
276 BOOL
BIDI_DetermineLevels(const WCHAR
*string
, unsigned int count
, const SCRIPT_STATE
*s
,
277 const SCRIPT_CONTROL
*c
, WORD
*levels
, WORD
*overrides
) DECLSPEC_HIDDEN
;
278 BOOL
BIDI_GetStrengths(const WCHAR
*string
, unsigned int count
,
279 const SCRIPT_CONTROL
*c
, WORD
*strength
) DECLSPEC_HIDDEN
;
280 INT
BIDI_ReorderV2lLevel(int level
, int *pIndexs
, const BYTE
* plevel
, int cch
, BOOL fReverse
) DECLSPEC_HIDDEN
;
281 INT
BIDI_ReorderL2vLevel(int level
, int *pIndexs
, const BYTE
* plevel
, int cch
, BOOL fReverse
) DECLSPEC_HIDDEN
;
282 void SHAPE_ContextualShaping(HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, WCHAR
* pwcChars
, INT cChars
, WORD
* pwOutGlyphs
, INT
* pcGlyphs
, INT cMaxGlyphs
, WORD
*pwLogClust
) DECLSPEC_HIDDEN
;
283 void SHAPE_ApplyDefaultOpentypeFeatures(HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, WORD
* pwOutGlyphs
, INT
* pcGlyphs
, INT cMaxGlyphs
, INT cChars
, WORD
*pwLogClust
) DECLSPEC_HIDDEN
;
284 void SHAPE_ApplyOpenTypePositions(HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, const WORD
* pwGlyphs
, INT cGlyphs
, int *piAdvance
, GOFFSET
*pGoffset
) DECLSPEC_HIDDEN
;
285 HRESULT
SHAPE_CheckFontForRequiredFeatures(HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
) DECLSPEC_HIDDEN
;
286 void SHAPE_CharGlyphProp(HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, const WCHAR
* pwcChars
, const INT cChars
, const WORD
* pwGlyphs
, const INT cGlyphs
, WORD
*pwLogClust
, SCRIPT_CHARPROP
*pCharProp
, SCRIPT_GLYPHPROP
*pGlyphProp
) DECLSPEC_HIDDEN
;
287 INT
SHAPE_does_GSUB_feature_apply_to_chars(HDC hdc
, SCRIPT_ANALYSIS
*psa
, ScriptCache
* psc
, const WCHAR
*chars
, INT write_dir
, INT count
, const char* feature
) DECLSPEC_HIDDEN
;
288 HRESULT
SHAPE_GetFontScriptTags( HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, int cMaxTags
, OPENTYPE_TAG
*pScriptTags
, int *pcTags
) DECLSPEC_HIDDEN
;
289 HRESULT
SHAPE_GetFontLanguageTags( HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, OPENTYPE_TAG tagScript
, int cMaxTags
, OPENTYPE_TAG
*pLangSysTags
, int *pcTags
) DECLSPEC_HIDDEN
;
290 HRESULT
SHAPE_GetFontFeatureTags( HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, OPENTYPE_TAG tagScript
, OPENTYPE_TAG tagLangSys
, int cMaxTags
, OPENTYPE_TAG
*pFeatureTags
, int *pcTags
) DECLSPEC_HIDDEN
;
292 void Indic_ReorderCharacters(HDC hdc
, SCRIPT_ANALYSIS
*psa
, ScriptCache
*psc
, WCHAR
*input
, unsigned int cChars
,
293 IndicSyllable
**syllables
, int *syllable_count
, lexical_function lexical_f
,
294 reorder_function reorder_f
, BOOL modern
) DECLSPEC_HIDDEN
;
295 void Indic_ParseSyllables(HDC hdc
, SCRIPT_ANALYSIS
*psa
, ScriptCache
* psc
, const WCHAR
*input
, unsigned int cChar
,
296 IndicSyllable
**syllables
, int *syllable_count
, lexical_function lex
, BOOL modern
) DECLSPEC_HIDDEN
;
298 void BREAK_line(const WCHAR
*chars
, int count
, const SCRIPT_ANALYSIS
*sa
, SCRIPT_LOGATTR
*la
) DECLSPEC_HIDDEN
;
300 DWORD
OpenType_CMAP_GetGlyphIndex(HDC hdc
, ScriptCache
*psc
, DWORD utf32c
, LPWORD pgi
, DWORD flags
) DECLSPEC_HIDDEN
;
301 void OpenType_GDEF_UpdateGlyphProps(ScriptCache
*psc
, const WORD
*pwGlyphs
, const WORD cGlyphs
, WORD
* pwLogClust
, const WORD cChars
, SCRIPT_GLYPHPROP
*pGlyphProp
) DECLSPEC_HIDDEN
;
302 int OpenType_apply_GSUB_lookup(const void *table
, unsigned int lookup_index
, WORD
*glyphs
,
303 unsigned int glyph_index
, int write_dir
, int *glyph_count
) DECLSPEC_HIDDEN
;
304 unsigned int OpenType_apply_GPOS_lookup(const ScriptCache
*psc
, const OUTLINETEXTMETRICW
*otm
,
305 const LOGFONTW
*logfont
, const SCRIPT_ANALYSIS
*analysis
, int *advance
, unsigned int lookup_index
,
306 const WORD
*glyphs
, unsigned int glyph_index
, unsigned int glyph_count
, GOFFSET
*goffset
) DECLSPEC_HIDDEN
;
307 HRESULT
OpenType_GetFontScriptTags(ScriptCache
*psc
, OPENTYPE_TAG searchingFor
, int cMaxTags
, OPENTYPE_TAG
*pScriptTags
, int *pcTags
) DECLSPEC_HIDDEN
;
308 HRESULT
OpenType_GetFontLanguageTags(ScriptCache
*psc
, OPENTYPE_TAG script_tag
, OPENTYPE_TAG searchingFor
, int cMaxTags
, OPENTYPE_TAG
*pLanguageTags
, int *pcTags
) DECLSPEC_HIDDEN
;
309 HRESULT
OpenType_GetFontFeatureTags(ScriptCache
*psc
, OPENTYPE_TAG script_tag
, OPENTYPE_TAG language_tag
, BOOL filtered
, OPENTYPE_TAG searchingFor
, char tableType
, int cMaxTags
, OPENTYPE_TAG
*pFeatureTags
, int *pcTags
, LoadedFeature
** feature
) DECLSPEC_HIDDEN
;
311 #endif /* _USP10_INTERNAL_H_ */