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
26 #define WIN32_NO_STATUS
28 #define COM_NO_WINDOWS_H
35 #include <wine/debug.h>
36 #include <wine/unicode.h>
38 #define MS_MAKE_TAG( _x1, _x2, _x3, _x4 ) \
39 ( ( (ULONG)_x4 << 24 ) | \
40 ( (ULONG)_x3 << 16 ) | \
41 ( (ULONG)_x2 << 8 ) | \
45 #define Script_Latin 1
47 #define Script_Numeric 3
48 #define Script_Control 4
49 #define Script_Punctuation 5
50 #define Script_Arabic 6
51 #define Script_Arabic_Numeric 7
52 #define Script_Hebrew 8
53 #define Script_Syriac 9
54 #define Script_Persian 10
55 #define Script_Thaana 11
56 #define Script_Greek 12
57 #define Script_Cyrillic 13
58 #define Script_Armenian 14
59 #define Script_Georgian 15
60 /* Unicode Chapter 10 */
61 #define Script_Sinhala 16
62 #define Script_Tibetan 17
63 #define Script_Tibetan_Numeric 18
64 #define Script_Phags_pa 19
65 /* Unicode Chapter 11 */
66 #define Script_Thai 20
67 #define Script_Thai_Numeric 21
69 #define Script_Lao_Numeric 23
70 /* Unicode Chapter 9 */
71 #define Script_Devanagari 24
72 #define Script_Devanagari_Numeric 25
73 #define Script_Bengali 26
74 #define Script_Bengali_Numeric 27
75 #define Script_Bengali_Currency 28
76 #define Script_Gurmukhi 29
77 #define Script_Gurmukhi_Numeric 30
78 #define Script_Gujarati 31
79 #define Script_Gujarati_Numeric 32
80 #define Script_Gujarati_Currency 33
81 #define Script_Oriya 34
82 #define Script_Oriya_Numeric 35
83 #define Script_Tamil 36
84 #define Script_Tamil_Numeric 37
85 #define Script_Telugu 38
86 #define Script_Telugu_Numeric 39
87 #define Script_Kannada 40
88 #define Script_Kannada_Numeric 41
89 #define Script_Malayalam 42
90 #define Script_Malayalam_Numeric 43
91 /* More supplemental */
92 #define Script_Diacritical 44
93 #define Script_Punctuation2 45
94 #define Script_Numeric2 46
95 /* Unicode Chapter 11 continued */
96 #define Script_Myanmar 47
97 #define Script_Myanmar_Numeric 48
98 #define Script_Tai_Le 49
99 #define Script_New_Tai_Lue 50
100 #define Script_New_Tai_Lue_Numeric 51
101 #define Script_Khmer 52
102 #define Script_Khmer_Numeric 53
103 /* Unicode Chapter 12 */
104 #define Script_CJK_Han 54
105 #define Script_Ideograph 55
106 #define Script_Bopomofo 56
107 #define Script_Kana 57
108 #define Script_Hangul 58
110 /* Unicode Chapter 13 */
111 #define Script_Ethiopic 60
112 #define Script_Ethiopic_Numeric 61
113 #define Script_Mongolian 62
114 #define Script_Mongolian_Numeric 63
115 #define Script_Tifinagh 64
116 #define Script_NKo 65
117 #define Script_Vai 66
118 #define Script_Vai_Numeric 67
119 #define Script_Cherokee 68
120 #define Script_Canadian 69
121 /* Unicode Chapter 14 */
122 #define Script_Ogham 70
123 #define Script_Runic 71
124 /* Unicode Chapter 15 */
125 #define Script_Braille 72
126 /* Unicode Chapter 16 */
127 #define Script_Surrogates 73
128 #define Script_Private 74
129 /* Unicode Chapter 13 : Plane 1 */
130 #define Script_Deseret 75
131 #define Script_Osmanya 76
132 #define Script_Osmanya_Numeric 77
133 /* Unicode Chapter 15 : Plane 1 */
134 #define Script_MathAlpha 78
135 /* Additional Currency Scripts */
136 #define Script_Hebrew_Currency 79
137 #define Script_Vietnamese_Currency 80
138 #define Script_Thai_Currency 81
140 #define GLYPH_BLOCK_SHIFT 8
141 #define GLYPH_BLOCK_SIZE (1UL << GLYPH_BLOCK_SHIFT)
142 #define GLYPH_BLOCK_MASK (GLYPH_BLOCK_SIZE - 1)
143 #define GLYPH_MAX 65536
145 #define GSUB_E_NOFEATURE -2
146 #define GSUB_E_NOGLYPH -1
148 #define FEATURE_ALL_TABLES 0
149 #define FEATURE_GSUB_TABLE 1
150 #define FEATURE_GPOS_TABLE 2
164 BOOL features_initialized
;
166 LoadedFeature
*features
;
173 LoadedLanguage default_language
;
174 BOOL languages_initialized
;
176 LoadedLanguage
*languages
;
180 WORD
*glyphs
[GLYPH_MAX
/ GLYPH_BLOCK_SIZE
];
186 OUTLINETEXTMETRICW
*otm
;
187 SCRIPT_FONTPROPERTIES sfp
;
189 CacheGlyphPage
*page
[0x10];
190 ABC
*widths
[GLYPH_MAX
/ GLYPH_BLOCK_SIZE
];
194 LPVOID CMAP_format12_Table
;
196 BOOL scripts_initialized
;
198 LoadedScript
*scripts
;
200 OPENTYPE_TAG userScript
;
201 OPENTYPE_TAG userLang
;
204 typedef struct _scriptData
207 SCRIPT_PROPERTIES props
;
208 OPENTYPE_TAG scriptTag
;
209 WCHAR fallbackFont
[LF_FACESIZE
];
221 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
};
223 static inline BOOL
is_consonant( int type
)
225 return (type
== lex_Ra
|| type
== lex_Consonant
);
228 static inline WCHAR
get_table_entry( const unsigned short *table
, WCHAR ch
)
230 return table
[table
[table
[ch
>> 8] + ((ch
>> 4) & 0x0f)] + (ch
& 0xf)];
233 typedef int (*lexical_function
)(WCHAR c
);
234 typedef void (*reorder_function
)(LPWSTR pwChar
, IndicSyllable
*syllable
, lexical_function lex
);
236 #define odd(x) ((x) & 1)
237 #define BIDI_STRONG 1
239 #define BIDI_NEUTRAL 0
241 int USP10_FindGlyphInLogClust(const WORD
* pwLogClust
, int cChars
, WORD target
) DECLSPEC_HIDDEN
;
243 BOOL
BIDI_DetermineLevels( LPCWSTR lpString
, INT uCount
, const SCRIPT_STATE
*s
,
244 const SCRIPT_CONTROL
*c
, WORD
*lpOutLevels
) DECLSPEC_HIDDEN
;
245 BOOL
BIDI_GetStrengths(LPCWSTR lpString
, INT uCount
, const SCRIPT_CONTROL
*c
,
246 WORD
* lpStrength
) DECLSPEC_HIDDEN
;
247 INT
BIDI_ReorderV2lLevel(int level
, int *pIndexs
, const BYTE
* plevel
, int cch
, BOOL fReverse
) DECLSPEC_HIDDEN
;
248 INT
BIDI_ReorderL2vLevel(int level
, int *pIndexs
, const BYTE
* plevel
, int cch
, BOOL fReverse
) DECLSPEC_HIDDEN
;
249 void SHAPE_ContextualShaping(HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, WCHAR
* pwcChars
, INT cChars
, WORD
* pwOutGlyphs
, INT
* pcGlyphs
, INT cMaxGlyphs
, WORD
*pwLogClust
) DECLSPEC_HIDDEN
;
250 void SHAPE_ApplyDefaultOpentypeFeatures(HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, WORD
* pwOutGlyphs
, INT
* pcGlyphs
, INT cMaxGlyphs
, INT cChars
, WORD
*pwLogClust
) DECLSPEC_HIDDEN
;
251 void SHAPE_ApplyOpenTypePositions(HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, const WORD
* pwGlyphs
, INT cGlyphs
, int *piAdvance
, GOFFSET
*pGoffset
) DECLSPEC_HIDDEN
;
252 HRESULT
SHAPE_CheckFontForRequiredFeatures(HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
) DECLSPEC_HIDDEN
;
253 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
;
254 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
;
255 HRESULT
SHAPE_GetFontScriptTags( HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, int cMaxTags
, OPENTYPE_TAG
*pScriptTags
, int *pcTags
) DECLSPEC_HIDDEN
;
256 HRESULT
SHAPE_GetFontLanguageTags( HDC hdc
, ScriptCache
*psc
, SCRIPT_ANALYSIS
*psa
, OPENTYPE_TAG tagScript
, int cMaxTags
, OPENTYPE_TAG
*pLangSysTags
, int *pcTags
) DECLSPEC_HIDDEN
;
257 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
;
259 void Indic_ReorderCharacters( HDC hdc
, SCRIPT_ANALYSIS
*psa
, ScriptCache
* psc
, LPWSTR input
, int cChars
, IndicSyllable
**syllables
, int *syllable_count
, lexical_function lexical_f
, reorder_function reorder_f
, BOOL modern
) DECLSPEC_HIDDEN
;
260 void Indic_ParseSyllables( HDC hdc
, SCRIPT_ANALYSIS
*psa
, ScriptCache
* psc
, LPCWSTR input
, const int cChar
, IndicSyllable
**syllables
, int *syllable_count
, lexical_function lex
, BOOL modern
) DECLSPEC_HIDDEN
;
262 void BREAK_line(const WCHAR
*chars
, int count
, const SCRIPT_ANALYSIS
*sa
, SCRIPT_LOGATTR
*la
) DECLSPEC_HIDDEN
;
264 DWORD
OpenType_CMAP_GetGlyphIndex(HDC hdc
, ScriptCache
*psc
, DWORD utf32c
, LPWORD pgi
, DWORD flags
) DECLSPEC_HIDDEN
;
265 void OpenType_GDEF_UpdateGlyphProps(ScriptCache
*psc
, const WORD
*pwGlyphs
, const WORD cGlyphs
, WORD
* pwLogClust
, const WORD cChars
, SCRIPT_GLYPHPROP
*pGlyphProp
) DECLSPEC_HIDDEN
;
266 INT
OpenType_apply_GSUB_lookup(LPCVOID table
, INT lookup_index
, WORD
*glyphs
, INT glyph_index
, INT write_dir
, INT
*glyph_count
) DECLSPEC_HIDDEN
;
267 INT
OpenType_apply_GPOS_lookup(ScriptCache
*psc
, LPOUTLINETEXTMETRICW lpotm
, LPLOGFONTW lplogfont
, const SCRIPT_ANALYSIS
*analysis
, INT
* piAdvance
, INT lookup_index
, const WORD
*glyphs
, INT glyph_index
, INT glyph_count
, GOFFSET
*pGoffset
) DECLSPEC_HIDDEN
;
268 HRESULT
OpenType_GetFontScriptTags(ScriptCache
*psc
, OPENTYPE_TAG searchingFor
, int cMaxTags
, OPENTYPE_TAG
*pScriptTags
, int *pcTags
) DECLSPEC_HIDDEN
;
269 HRESULT
OpenType_GetFontLanguageTags(ScriptCache
*psc
, OPENTYPE_TAG script_tag
, OPENTYPE_TAG searchingFor
, int cMaxTags
, OPENTYPE_TAG
*pLanguageTags
, int *pcTags
) DECLSPEC_HIDDEN
;
270 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
;