2 * Implementation of Uniscribe Script Processor (usp10.dll)
4 * Copyright 2005 Steven Edwards for CodeWeavers
5 * Copyright 2006 Hans Leidekker
6 * Copyright 2010 CodeWeavers, Aric Stewart
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 * Uniscribe allows for processing of complex scripts such as joining
24 * and filtering characters and bi-directional text with custom line breaks.
36 #include "usp10_internal.h"
38 #include "wine/debug.h"
39 #include "wine/unicode.h"
41 WINE_DEFAULT_DEBUG_CHANNEL(uniscribe
);
43 typedef struct _scriptRange
52 static const scriptRange scriptRanges
[] = {
53 /* Basic Latin: U+0000–U+007A */
54 /* Latin-1 Supplement: U+0080–U+00FF */
55 /* Latin Extended-A: U+0100–U+017F */
56 /* Latin Extended-B: U+0180–U+024F */
57 /* IPA Extensions: U+0250–U+02AF */
58 { Script_Latin
, 0x00, 0x2af , Script_Numeric
, Script_Punctuation
},
59 /* Greek: U+0370–U+03FF */
60 { Script_Greek
, 0x370, 0x3ff, 0, 0},
61 /* Cyrillic: U+0400–U+04FF */
62 /* Cyrillic Supplement: U+0500–U+052F */
63 { Script_Cyrillic
, 0x400, 0x52f, 0, 0},
64 /* Armenian: U+0530–U+058F */
65 { Script_Armenian
, 0x530, 0x58f, 0, 0},
66 /* Hebrew: U+0590–U+05FF */
67 { Script_Hebrew
, 0x590, 0x5ff, 0, 0},
68 /* Arabic: U+0600–U+06FF */
69 { Script_Arabic
, 0x600, 0x6ef, Script_Arabic_Numeric
, 0},
70 /* Defined by Windows */
71 { Script_Persian
, 0x6f0, 0x6f9, 0, 0},
72 /* Continue Arabic: U+0600–U+06FF */
73 { Script_Arabic
, 0x6fa, 0x6ff, 0, 0},
74 /* Syriac: U+0700–U+074F*/
75 { Script_Syriac
, 0x700, 0x74f, 0, 0},
76 /* Arabic Supplement: U+0750–U+077F */
77 { Script_Arabic
, 0x750, 0x77f, 0, 0},
78 /* Thaana: U+0780–U+07BF */
79 { Script_Thaana
, 0x780, 0x7bf, 0, 0},
80 /* Sinhala: U+0D80–U+0DFF */
81 { Script_Sinhala
, 0xd80, 0xdff, 0, 0},
82 /* Thai: U+0E00–U+0E7F */
83 { Script_Thai
, 0xe00, 0xe7f, Script_Thai_Numeric
, 0},
84 /* Lao: U+0E80–U+0EFF */
85 { Script_Lao
, 0xe80, 0xeff, Script_Lao_Numeric
, 0},
86 /* Tibetan: U+0F00–U+0FFF */
87 { Script_Tibetan
, 0xf00, 0xfff, Script_Tibetan_Numeric
, 0},
88 /* Georgian: U+10A0–U+10FF */
89 { Script_Georgian
, 0x10a0, 0x10ff, 0, 0},
90 /* Phonetic Extensions: U+1D00–U+1DBF */
91 { Script_Latin
, 0x1d00, 0x1dbf, 0, 0},
92 /* Latin Extended Additional: U+1E00–U+1EFF */
93 { Script_Latin
, 0x1e00, 0x1eff, 0, 0},
94 /* Greek Extended: U+1F00–U+1FFF */
95 { Script_Greek
, 0x1f00, 0x1fff, 0, 0},
96 /* Latin Extended-C: U+2C60–U+2C7F */
97 { Script_Latin
, 0x2c60, 0x2c7f, 0, 0},
98 /* Georgian: U+2D00–U+2D2F */
99 { Script_Georgian
, 0x2d00, 0x2d2f, 0, 0},
100 /* Cyrillic Extended-A: U+2DE0–U+2DFF */
101 { Script_Cyrillic
, 0x2de0, 0x2dff, 0, 0},
102 /* Cyrillic Extended-B: U+A640–U+A69F */
103 { Script_Cyrillic
, 0xa640, 0xa69f, 0, 0},
104 /* Modifier Tone Letters: U+A700–U+A71F */
105 /* Latin Extended-D: U+A720–U+A7FF */
106 { Script_Latin
, 0xa700, 0xa7ff, 0, 0},
107 /* Phags-pa: U+A840–U+A87F */
108 { Script_Phags_pa
, 0xa840, 0xa87f, 0, 0},
109 /* Latin Ligatures: U+FB00–U+FB06 */
110 { Script_Latin
, 0xfb00, 0xfb06, 0, 0},
111 /* Armenian ligatures U+FB13..U+FB17 */
112 { Script_Armenian
, 0xfb13, 0xfb17, 0, 0},
113 /* Alphabetic Presentation Forms: U+FB1D–U+FB4F */
114 { Script_Hebrew
, 0xfb1d, 0xfb4f, 0, 0},
115 /* Arabic Presentation Forms-A: U+FB50–U+FDFF*/
116 { Script_Arabic
, 0xfb50, 0xfdff, 0, 0},
117 /* Arabic Presentation Forms-B: U+FE70–U+FEFF*/
118 { Script_Arabic
, 0xfe70, 0xfeff, 0, 0},
120 { SCRIPT_UNDEFINED
, 0, 0, 0}
123 typedef struct _scriptData
126 SCRIPT_PROPERTIES props
;
129 /* the must be in order so that the index matches the Script value */
130 static const scriptData scriptInformation
[] = {
131 {{SCRIPT_UNDEFINED
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
132 {LANG_NEUTRAL
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
133 {{Script_Latin
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
134 {LANG_ENGLISH
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 1, 0, 0}},
135 {{Script_CR
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
136 {LANG_NEUTRAL
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
137 {{Script_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
138 {LANG_ENGLISH
, 1, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
139 {{Script_Control
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
140 {LANG_ENGLISH
, 0, 1, 0, 0, ANSI_CHARSET
, 1, 0, 0, 0, 0, 0, 1, 0, 0}},
141 {{Script_Punctuation
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
142 {LANG_NEUTRAL
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
143 {{Script_Arabic
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
144 {LANG_ARABIC
, 0, 1, 0, 0, ARABIC_CHARSET
, 0, 0, 0, 0, 0, 0, 1, 1, 0}},
145 {{Script_Arabic_Numeric
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
146 {LANG_ARABIC
, 1, 1, 0, 0, ARABIC_CHARSET
, 0, 0, 0, 0, 0, 0, 1, 0, 0}},
147 {{Script_Hebrew
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
148 {LANG_HEBREW
, 0, 1, 0, 1, HEBREW_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
149 {{Script_Syriac
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
150 {LANG_SYRIAC
, 0, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 1, 0}},
151 {{Script_Persian
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
152 {LANG_PERSIAN
, 1, 1, 0, 0, ARABIC_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
153 {{Script_Thaana
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
154 {LANG_DIVEHI
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
155 {{Script_Greek
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
156 {LANG_GREEK
, 0, 0, 0, 0, GREEK_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
157 {{Script_Cyrillic
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
158 {LANG_RUSSIAN
, 0, 0, 0, 0, RUSSIAN_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
159 {{Script_Armenian
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
160 {LANG_ARMENIAN
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 1, 0, 0}},
161 {{Script_Georgian
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
162 {LANG_GEORGIAN
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 1, 0, 0}},
163 {{Script_Sinhala
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
164 {LANG_SINHALESE
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
165 {{Script_Tibetan
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
166 {LANG_TIBETAN
, 0, 1, 1, 1, DEFAULT_CHARSET
, 0, 0, 1, 0, 1, 0, 0, 0, 0}},
167 {{Script_Tibetan_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
168 {LANG_TIBETAN
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
169 {{Script_Phags_pa
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
170 {LANG_MONGOLIAN
, 0, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
171 {{Script_Thai
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
172 {LANG_THAI
, 0, 1, 1, 1, THAI_CHARSET
, 0, 0, 1, 0, 1, 0, 0, 0, 1}},
173 {{Script_Thai_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
174 {LANG_THAI
, 1, 1, 0, 0, THAI_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
175 {{Script_Lao
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
176 {LANG_LAO
, 0, 1, 1, 1, DEFAULT_CHARSET
, 0, 0, 1, 0, 1, 0, 0, 0, 0}},
177 {{Script_Lao_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
178 {LANG_LAO
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
181 static const SCRIPT_PROPERTIES
*script_props
[] =
183 &scriptInformation
[0].props
, &scriptInformation
[1].props
,
184 &scriptInformation
[2].props
, &scriptInformation
[3].props
,
185 &scriptInformation
[4].props
, &scriptInformation
[5].props
,
186 &scriptInformation
[6].props
, &scriptInformation
[7].props
,
187 &scriptInformation
[8].props
, &scriptInformation
[9].props
,
188 &scriptInformation
[10].props
, &scriptInformation
[11].props
,
189 &scriptInformation
[12].props
, &scriptInformation
[13].props
,
190 &scriptInformation
[14].props
, &scriptInformation
[15].props
,
191 &scriptInformation
[16].props
, &scriptInformation
[17].props
,
192 &scriptInformation
[18].props
, &scriptInformation
[19].props
,
193 &scriptInformation
[20].props
, &scriptInformation
[21].props
,
194 &scriptInformation
[22].props
, &scriptInformation
[23].props
202 SCRIPT_VISATTR
* psva
;
217 StringGlyphs
* glyphs
;
218 SCRIPT_LOGATTR
* logattrs
;
222 static inline void *heap_alloc(SIZE_T size
)
224 return HeapAlloc(GetProcessHeap(), 0, size
);
227 static inline void *heap_alloc_zero(SIZE_T size
)
229 return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, size
);
232 static inline void *heap_realloc_zero(LPVOID mem
, SIZE_T size
)
234 return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, mem
, size
);
237 static inline BOOL
heap_free(LPVOID mem
)
239 return HeapFree(GetProcessHeap(), 0, mem
);
242 static inline WCHAR
get_cache_default_char(SCRIPT_CACHE
*psc
)
244 return ((ScriptCache
*)*psc
)->tm
.tmDefaultChar
;
247 static inline LONG
get_cache_height(SCRIPT_CACHE
*psc
)
249 return ((ScriptCache
*)*psc
)->tm
.tmHeight
;
252 static inline BYTE
get_cache_pitch_family(SCRIPT_CACHE
*psc
)
254 return ((ScriptCache
*)*psc
)->tm
.tmPitchAndFamily
;
257 static inline WORD
get_cache_glyph(SCRIPT_CACHE
*psc
, WCHAR c
)
259 WORD
*block
= ((ScriptCache
*)*psc
)->glyphs
[c
>> GLYPH_BLOCK_SHIFT
];
261 if (!block
) return 0;
262 return block
[c
& GLYPH_BLOCK_MASK
];
265 static inline WORD
set_cache_glyph(SCRIPT_CACHE
*psc
, WCHAR c
, WORD glyph
)
267 WORD
**block
= &((ScriptCache
*)*psc
)->glyphs
[c
>> GLYPH_BLOCK_SHIFT
];
269 if (!*block
&& !(*block
= heap_alloc_zero(sizeof(WORD
) * GLYPH_BLOCK_SIZE
))) return 0;
270 return ((*block
)[c
& GLYPH_BLOCK_MASK
] = glyph
);
273 static inline BOOL
get_cache_glyph_widths(SCRIPT_CACHE
*psc
, WORD glyph
, ABC
*abc
)
275 static const ABC nil
;
276 ABC
*block
= ((ScriptCache
*)*psc
)->widths
[glyph
>> GLYPH_BLOCK_SHIFT
];
278 if (!block
|| !memcmp(&block
[glyph
& GLYPH_BLOCK_MASK
], &nil
, sizeof(ABC
))) return FALSE
;
279 memcpy(abc
, &block
[glyph
& GLYPH_BLOCK_MASK
], sizeof(ABC
));
283 static inline BOOL
set_cache_glyph_widths(SCRIPT_CACHE
*psc
, WORD glyph
, ABC
*abc
)
285 ABC
**block
= &((ScriptCache
*)*psc
)->widths
[glyph
>> GLYPH_BLOCK_SHIFT
];
287 if (!*block
&& !(*block
= heap_alloc_zero(sizeof(ABC
) * GLYPH_BLOCK_SIZE
))) return FALSE
;
288 memcpy(&(*block
)[glyph
& GLYPH_BLOCK_MASK
], abc
, sizeof(ABC
));
292 static HRESULT
init_script_cache(const HDC hdc
, SCRIPT_CACHE
*psc
)
296 if (!psc
) return E_INVALIDARG
;
297 if (*psc
) return S_OK
;
298 if (!hdc
) return E_PENDING
;
300 if (!(sc
= heap_alloc_zero(sizeof(ScriptCache
)))) return E_OUTOFMEMORY
;
301 if (!GetTextMetricsW(hdc
, &sc
->tm
))
306 if (!GetObjectW(GetCurrentObject(hdc
, OBJ_FONT
), sizeof(LOGFONTW
), &sc
->lf
))
312 TRACE("<- %p\n", sc
);
316 static WCHAR
mirror_char( WCHAR ch
)
318 extern const WCHAR wine_mirror_map
[];
319 return ch
+ wine_mirror_map
[wine_mirror_map
[ch
>> 8] + (ch
& 0xff)];
322 static WORD
get_char_script( WCHAR ch
)
327 if (ch
== 0xc || ch
== 0x20 || ch
== 0x202f)
330 GetStringTypeW(CT_CTYPE1
, &ch
, 1, &type
);
333 return SCRIPT_UNDEFINED
;
336 return Script_Control
;
341 if (ch
< scriptRanges
[i
].rangeFirst
|| scriptRanges
[i
].script
== SCRIPT_UNDEFINED
)
344 if (ch
>= scriptRanges
[i
].rangeFirst
&& ch
<= scriptRanges
[i
].rangeLast
)
346 if (scriptRanges
[i
].numericScript
&& type
& C1_DIGIT
)
347 return scriptRanges
[i
].numericScript
;
348 if (scriptRanges
[i
].punctScript
&& type
& C1_PUNCT
)
349 return scriptRanges
[i
].punctScript
;
350 return scriptRanges
[i
].script
;
355 return SCRIPT_UNDEFINED
;
358 /***********************************************************************
362 BOOL WINAPI
DllMain(HINSTANCE hInstDLL
, DWORD fdwReason
, LPVOID lpv
)
366 case DLL_PROCESS_ATTACH
:
367 DisableThreadLibraryCalls(hInstDLL
);
369 case DLL_PROCESS_DETACH
:
375 /***********************************************************************
376 * ScriptFreeCache (USP10.@)
378 * Free a script cache.
381 * psc [I/O] Script cache.
385 * Failure: Non-zero HRESULT value.
387 HRESULT WINAPI
ScriptFreeCache(SCRIPT_CACHE
*psc
)
394 for (i
= 0; i
< GLYPH_MAX
/ GLYPH_BLOCK_SIZE
; i
++)
396 heap_free(((ScriptCache
*)*psc
)->glyphs
[i
]);
397 heap_free(((ScriptCache
*)*psc
)->widths
[i
]);
399 heap_free(((ScriptCache
*)*psc
)->GSUB_Table
);
400 heap_free(((ScriptCache
*)*psc
)->features
);
407 /***********************************************************************
408 * ScriptGetProperties (USP10.@)
410 * Retrieve a list of script properties.
413 * props [I] Pointer to an array of SCRIPT_PROPERTIES pointers.
414 * num [I] Pointer to the number of scripts.
418 * Failure: Non-zero HRESULT value.
421 * Behaviour matches WinXP.
423 HRESULT WINAPI
ScriptGetProperties(const SCRIPT_PROPERTIES
***props
, int *num
)
425 TRACE("(%p,%p)\n", props
, num
);
427 if (!props
&& !num
) return E_INVALIDARG
;
429 if (num
) *num
= sizeof(script_props
)/sizeof(script_props
[0]);
430 if (props
) *props
= script_props
;
435 /***********************************************************************
436 * ScriptGetFontProperties (USP10.@)
438 * Get information on special glyphs.
441 * hdc [I] Device context.
442 * psc [I/O] Opaque pointer to a script cache.
443 * sfp [O] Font properties structure.
445 HRESULT WINAPI
ScriptGetFontProperties(HDC hdc
, SCRIPT_CACHE
*psc
, SCRIPT_FONTPROPERTIES
*sfp
)
449 TRACE("%p,%p,%p\n", hdc
, psc
, sfp
);
451 if (!sfp
) return E_INVALIDARG
;
452 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
454 if (sfp
->cBytes
!= sizeof(SCRIPT_FONTPROPERTIES
))
457 /* return something sensible? */
459 sfp
->wgDefault
= get_cache_default_char(psc
);
461 sfp
->wgKashida
= 0xffff;
462 sfp
->iKashidaWidth
= 0;
467 /***********************************************************************
468 * ScriptRecordDigitSubstitution (USP10.@)
470 * Record digit substitution settings for a given locale.
473 * locale [I] Locale identifier.
474 * sds [I] Structure to record substitution settings.
478 * Failure: E_POINTER if sds is NULL, E_INVALIDARG otherwise.
481 * http://blogs.msdn.com/michkap/archive/2006/02/22/536877.aspx
483 HRESULT WINAPI
ScriptRecordDigitSubstitution(LCID locale
, SCRIPT_DIGITSUBSTITUTE
*sds
)
487 TRACE("0x%x, %p\n", locale
, sds
);
489 /* This implementation appears to be correct for all languages, but it's
490 * not clear if sds->DigitSubstitute is ever set to anything except
491 * CONTEXT or NONE in reality */
493 if (!sds
) return E_POINTER
;
495 locale
= ConvertDefaultLocale(locale
);
497 if (!IsValidLocale(locale
, LCID_INSTALLED
))
500 plgid
= PRIMARYLANGID(LANGIDFROMLCID(locale
));
501 sds
->TraditionalDigitLanguage
= plgid
;
503 if (plgid
== LANG_ARABIC
|| plgid
== LANG_FARSI
)
504 sds
->NationalDigitLanguage
= plgid
;
506 sds
->NationalDigitLanguage
= LANG_ENGLISH
;
508 if (!GetLocaleInfoW(locale
, LOCALE_IDIGITSUBSTITUTION
| LOCALE_RETURN_NUMBER
,
509 (LPWSTR
)&sub
, sizeof(sub
)/sizeof(WCHAR
))) return E_INVALIDARG
;
514 if (plgid
== LANG_ARABIC
|| plgid
== LANG_FARSI
)
515 sds
->DigitSubstitute
= SCRIPT_DIGITSUBSTITUTE_CONTEXT
;
517 sds
->DigitSubstitute
= SCRIPT_DIGITSUBSTITUTE_NONE
;
520 sds
->DigitSubstitute
= SCRIPT_DIGITSUBSTITUTE_NONE
;
523 sds
->DigitSubstitute
= SCRIPT_DIGITSUBSTITUTE_NATIONAL
;
526 sds
->DigitSubstitute
= SCRIPT_DIGITSUBSTITUTE_TRADITIONAL
;
534 /***********************************************************************
535 * ScriptApplyDigitSubstitution (USP10.@)
537 * Apply digit substitution settings.
540 * sds [I] Structure with recorded substitution settings.
541 * sc [I] Script control structure.
542 * ss [I] Script state structure.
546 * Failure: E_INVALIDARG if sds is invalid. Otherwise an HRESULT.
548 HRESULT WINAPI
ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE
*sds
,
549 SCRIPT_CONTROL
*sc
, SCRIPT_STATE
*ss
)
551 SCRIPT_DIGITSUBSTITUTE psds
;
553 TRACE("%p, %p, %p\n", sds
, sc
, ss
);
555 if (!sc
|| !ss
) return E_POINTER
;
559 if (ScriptRecordDigitSubstitution(LOCALE_USER_DEFAULT
, &psds
) != S_OK
)
563 sc
->uDefaultLanguage
= LANG_ENGLISH
;
564 sc
->fContextDigits
= 0;
565 ss
->fDigitSubstitute
= 0;
567 switch (sds
->DigitSubstitute
) {
568 case SCRIPT_DIGITSUBSTITUTE_CONTEXT
:
569 case SCRIPT_DIGITSUBSTITUTE_NATIONAL
:
570 case SCRIPT_DIGITSUBSTITUTE_NONE
:
571 case SCRIPT_DIGITSUBSTITUTE_TRADITIONAL
:
578 /***********************************************************************
579 * ScriptItemize (USP10.@)
581 * Split a Unicode string into shapeable parts.
584 * pwcInChars [I] String to split.
585 * cInChars [I] Number of characters in pwcInChars.
586 * cMaxItems [I] Maximum number of items to return.
587 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
588 * psState [I] Pointer to a SCRIPT_STATE structure.
589 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
590 * pcItems [O] Number of script items returned.
594 * Failure: Non-zero HRESULT value.
596 HRESULT WINAPI
ScriptItemize(const WCHAR
*pwcInChars
, int cInChars
, int cMaxItems
,
597 const SCRIPT_CONTROL
*psControl
, const SCRIPT_STATE
*psState
,
598 SCRIPT_ITEM
*pItems
, int *pcItems
)
601 #define Numeric_space 0x0020
603 int cnt
= 0, index
= 0, str
= 0;
604 int New_Script
= SCRIPT_UNDEFINED
;
606 WORD
*strength
= NULL
;
609 TRACE("%s,%d,%d,%p,%p,%p,%p\n", debugstr_wn(pwcInChars
, cInChars
), cInChars
, cMaxItems
,
610 psControl
, psState
, pItems
, pcItems
);
612 if (!pwcInChars
|| !cInChars
|| !pItems
|| cMaxItems
< 2)
615 if (psState
&& psControl
)
618 levels
= heap_alloc_zero(cInChars
* sizeof(WORD
));
620 return E_OUTOFMEMORY
;
622 BIDI_DetermineLevels(pwcInChars
, cInChars
, psState
, psControl
, levels
);
623 baselevel
= levels
[0];
624 for (i
= 0; i
< cInChars
; i
++)
625 if (levels
[i
]!=levels
[0])
627 if (i
>= cInChars
&& !odd(baselevel
))
634 if (!psControl
->fMergeNeutralItems
)
636 strength
= heap_alloc_zero(cInChars
* sizeof(WORD
));
637 BIDI_GetStrengths(pwcInChars
, cInChars
, psControl
, strength
);
642 while (pwcInChars
[cnt
] == Numeric_space
&& cnt
< cInChars
)
645 if (cnt
== cInChars
) /* All Spaces */
648 New_Script
= get_char_script(pwcInChars
[cnt
]);
651 pItems
[index
].iCharPos
= 0;
652 pItems
[index
].a
= scriptInformation
[get_char_script(pwcInChars
[cnt
])].a
;
660 pItems
[index
].a
.fRTL
= odd(levels
[cnt
]);
661 pItems
[index
].a
.fLayoutRTL
= odd(levels
[cnt
]);
662 pItems
[index
].a
.s
.uBidiLevel
= levels
[cnt
];
664 else if (!pItems
[index
].a
.s
.uBidiLevel
)
666 pItems
[index
].a
.s
.uBidiLevel
= baselevel
;
667 pItems
[index
].a
.fLayoutRTL
= odd(baselevel
);
668 pItems
[index
].a
.fRTL
= odd(baselevel
);
671 TRACE("New_Level=%i New_Strength=%i New_Script=%d, eScript=%d index=%d cnt=%d iCharPos=%d\n",
672 levels
?levels
[cnt
]:-1, str
, New_Script
, pItems
[index
].a
.eScript
, index
, cnt
,
673 pItems
[index
].iCharPos
);
675 for (cnt
=1; cnt
< cInChars
; cnt
++)
677 if (levels
&& (levels
[cnt
] == pItems
[index
].a
.s
.uBidiLevel
&& (!strength
|| (strength
[cnt
] == 0 || strength
[cnt
] == str
))))
680 if(pwcInChars
[cnt
] != Numeric_space
)
681 New_Script
= get_char_script(pwcInChars
[cnt
]);
685 while (cnt
+ j
< cInChars
- 1 && pwcInChars
[cnt
+j
] == Numeric_space
)
687 New_Script
= get_char_script(pwcInChars
[cnt
+j
]);
690 if ((levels
&& (levels
[cnt
] != pItems
[index
].a
.s
.uBidiLevel
|| (strength
&& (strength
[cnt
] != str
)))) || New_Script
!= pItems
[index
].a
.eScript
|| New_Script
== Script_Control
)
692 TRACE("New_Level = %i, New_Strength = %i, New_Script=%d, eScript=%d\n", levels
?levels
[cnt
]:-1, strength
?strength
[cnt
]:str
, New_Script
, pItems
[index
].a
.eScript
);
694 if (strength
&& strength
[cnt
] != 0)
698 if (index
+1 > cMaxItems
)
699 return E_OUTOFMEMORY
;
701 pItems
[index
].iCharPos
= cnt
;
702 memset(&pItems
[index
].a
, 0, sizeof(SCRIPT_ANALYSIS
));
704 pItems
[index
].a
= scriptInformation
[New_Script
].a
;
707 pItems
[index
].a
.fRTL
= odd(levels
[cnt
]);
708 pItems
[index
].a
.fLayoutRTL
= odd(levels
[cnt
]);
709 pItems
[index
].a
.s
.uBidiLevel
= levels
[cnt
];
711 else if (!pItems
[index
].a
.s
.uBidiLevel
)
713 pItems
[index
].a
.s
.uBidiLevel
= baselevel
;
714 pItems
[index
].a
.fLayoutRTL
= odd(baselevel
);
715 pItems
[index
].a
.fRTL
= odd(baselevel
);
718 TRACE("index=%d cnt=%d iCharPos=%d\n", index
, cnt
, pItems
[index
].iCharPos
);
722 /* While not strictly necessary according to the spec, make sure the n+1
723 * item is set up to prevent random behaviour if the caller erroneously
724 * checks the n+1 structure */
726 memset(&pItems
[index
].a
, 0, sizeof(SCRIPT_ANALYSIS
));
728 TRACE("index=%d cnt=%d iCharPos=%d\n", index
, cnt
, pItems
[index
].iCharPos
);
730 /* Set one SCRIPT_STATE item being returned */
731 if (index
+ 1 > cMaxItems
) return E_OUTOFMEMORY
;
732 if (pcItems
) *pcItems
= index
;
734 /* Set SCRIPT_ITEM */
735 pItems
[index
].iCharPos
= cnt
; /* the last item contains the ptr to the lastchar */
741 /***********************************************************************
742 * ScriptStringAnalyse (USP10.@)
745 HRESULT WINAPI
ScriptStringAnalyse(HDC hdc
, const void *pString
, int cString
,
746 int cGlyphs
, int iCharset
, DWORD dwFlags
,
747 int iReqWidth
, SCRIPT_CONTROL
*psControl
,
748 SCRIPT_STATE
*psState
, const int *piDx
,
749 SCRIPT_TABDEF
*pTabdef
, const BYTE
*pbInClass
,
750 SCRIPT_STRING_ANALYSIS
*pssa
)
752 HRESULT hr
= E_OUTOFMEMORY
;
753 StringAnalysis
*analysis
= NULL
;
754 int i
, num_items
= 255;
756 TRACE("(%p,%p,%d,%d,%d,0x%x,%d,%p,%p,%p,%p,%p,%p)\n",
757 hdc
, pString
, cString
, cGlyphs
, iCharset
, dwFlags
, iReqWidth
,
758 psControl
, psState
, piDx
, pTabdef
, pbInClass
, pssa
);
762 FIXME("Only Unicode strings are supported\n");
765 if (cString
< 1 || !pString
) return E_INVALIDARG
;
766 if ((dwFlags
& SSA_GLYPHS
) && !hdc
) return E_PENDING
;
768 if (!(analysis
= heap_alloc_zero(sizeof(StringAnalysis
)))) return E_OUTOFMEMORY
;
769 if (!(analysis
->pItem
= heap_alloc_zero(num_items
* sizeof(SCRIPT_ITEM
) + 1))) goto error
;
771 /* FIXME: handle clipping */
772 analysis
->clip_len
= cString
;
775 hr
= ScriptItemize(pString
, cString
, num_items
, psControl
, psState
, analysis
->pItem
,
776 &analysis
->numItems
);
778 while (hr
== E_OUTOFMEMORY
)
783 if (!(tmp
= heap_realloc_zero(analysis
->pItem
, num_items
* sizeof(SCRIPT_ITEM
) + 1)))
786 analysis
->pItem
= tmp
;
787 hr
= ScriptItemize(pString
, cString
, num_items
, psControl
, psState
, analysis
->pItem
,
788 &analysis
->numItems
);
790 if (hr
!= S_OK
) goto error
;
792 if ((analysis
->logattrs
= heap_alloc(sizeof(SCRIPT_LOGATTR
) * cString
)))
793 ScriptBreak(pString
, cString
, (SCRIPT_STRING_ANALYSIS
)analysis
, analysis
->logattrs
);
797 if (!(analysis
->glyphs
= heap_alloc_zero(sizeof(StringGlyphs
) * analysis
->numItems
)))
800 for (i
= 0; i
< analysis
->numItems
; i
++)
802 SCRIPT_CACHE
*sc
= (SCRIPT_CACHE
*)&analysis
->sc
;
803 int cChar
= analysis
->pItem
[i
+1].iCharPos
- analysis
->pItem
[i
].iCharPos
;
804 int numGlyphs
= 1.5 * cChar
+ 16;
805 WORD
*glyphs
= heap_alloc_zero(sizeof(WORD
) * numGlyphs
);
806 WORD
*pwLogClust
= heap_alloc_zero(sizeof(WORD
) * cChar
);
807 int *piAdvance
= heap_alloc_zero(sizeof(int) * numGlyphs
);
808 SCRIPT_VISATTR
*psva
= heap_alloc_zero(sizeof(SCRIPT_VISATTR
) * cChar
);
809 GOFFSET
*pGoffset
= heap_alloc_zero(sizeof(GOFFSET
) * numGlyphs
);
810 ABC
*abc
= heap_alloc_zero(sizeof(ABC
));
811 int numGlyphsReturned
;
813 /* FIXME: non unicode strings */
814 const WCHAR
* pStr
= (const WCHAR
*)pString
;
815 hr
= ScriptShape(hdc
, sc
, &pStr
[analysis
->pItem
[i
].iCharPos
],
816 cChar
, numGlyphs
, &analysis
->pItem
[i
].a
,
817 glyphs
, pwLogClust
, psva
, &numGlyphsReturned
);
818 hr
= ScriptPlace(hdc
, sc
, glyphs
, numGlyphsReturned
, psva
, &analysis
->pItem
[i
].a
,
819 piAdvance
, pGoffset
, abc
);
821 analysis
->glyphs
[i
].numGlyphs
= numGlyphsReturned
;
822 analysis
->glyphs
[i
].glyphs
= glyphs
;
823 analysis
->glyphs
[i
].pwLogClust
= pwLogClust
;
824 analysis
->glyphs
[i
].piAdvance
= piAdvance
;
825 analysis
->glyphs
[i
].psva
= psva
;
826 analysis
->glyphs
[i
].pGoffset
= pGoffset
;
827 analysis
->glyphs
[i
].abc
= abc
;
828 analysis
->glyphs
[i
].iMaxPosX
= -1;
835 heap_free(analysis
->glyphs
);
836 heap_free(analysis
->logattrs
);
837 heap_free(analysis
->pItem
);
838 heap_free(analysis
->sc
);
843 /***********************************************************************
844 * ScriptStringOut (USP10.@)
846 * This function takes the output of ScriptStringAnalyse and joins the segments
847 * of glyphs and passes the resulting string to ScriptTextOut. ScriptStringOut
848 * only processes glyphs.
851 * ssa [I] buffer to hold the analysed string components
852 * iX [I] X axis displacement for output
853 * iY [I] Y axis displacement for output
854 * uOptions [I] flags controling output processing
855 * prc [I] rectangle coordinates
856 * iMinSel [I] starting pos for substringing output string
857 * iMaxSel [I] ending pos for substringing output string
858 * fDisabled [I] controls text highlighting
862 * Failure: is the value returned by ScriptTextOut
864 HRESULT WINAPI
ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa
,
873 StringAnalysis
*analysis
;
878 TRACE("(%p,%d,%d,0x%1x,%p,%d,%d,%d)\n",
879 ssa
, iX
, iY
, uOptions
, prc
, iMinSel
, iMaxSel
, fDisabled
);
881 if (!(analysis
= ssa
)) return E_INVALIDARG
;
884 * Get storage for the output buffer for the consolidated strings
887 for (item
= 0; item
< analysis
->numItems
; item
++)
889 cnt
+= analysis
->glyphs
[item
].numGlyphs
;
891 if (!(glyphs
= heap_alloc(sizeof(WCHAR
) * cnt
))) return E_OUTOFMEMORY
;
894 * ScriptStringOut only processes glyphs hence set ETO_GLYPH_INDEX
896 uOptions
|= ETO_GLYPH_INDEX
;
897 analysis
->pItem
[0].a
.fNoGlyphIndex
= FALSE
; /* say that we have glyphs */
900 * Copy the string items into the output buffer
903 TRACE("numItems %d\n", analysis
->numItems
);
906 for (item
= 0; item
< analysis
->numItems
; item
++)
908 memcpy(&glyphs
[cnt
], analysis
->glyphs
[item
].glyphs
,
909 sizeof(WCHAR
) * analysis
->glyphs
[item
].numGlyphs
);
911 TRACE("Item %d, Glyphs %d ", item
, analysis
->glyphs
[item
].numGlyphs
);
912 for (x
= cnt
; x
< analysis
->glyphs
[item
].numGlyphs
+ cnt
; x
++)
913 TRACE("%04x", glyphs
[x
]);
916 cnt
+= analysis
->glyphs
[item
].numGlyphs
; /* point to the end of the copied text */
919 hr
= ScriptTextOut(analysis
->hdc
, (SCRIPT_CACHE
*)&analysis
->sc
, iX
, iY
,
920 uOptions
, prc
, &analysis
->pItem
->a
, NULL
, 0, glyphs
, cnt
,
921 analysis
->glyphs
->piAdvance
, NULL
, analysis
->glyphs
->pGoffset
);
922 TRACE("ScriptTextOut hr=%08x\n", hr
);
925 * Free the output buffer and script cache
931 /***********************************************************************
932 * ScriptStringCPtoX (USP10.@)
935 HRESULT WINAPI
ScriptStringCPtoX(SCRIPT_STRING_ANALYSIS ssa
, int icp
, BOOL fTrailing
, int* pX
)
939 StringAnalysis
* analysis
= ssa
;
941 TRACE("(%p), %d, %d, (%p)\n", ssa
, icp
, fTrailing
, pX
);
943 if (!ssa
|| !pX
) return S_FALSE
;
945 /* icp out of range */
948 analysis
->invalid
= TRUE
;
952 for(i
=0; i
<analysis
->numItems
; i
++)
954 int CP
= analysis
->pItem
[i
+1].iCharPos
- analysis
->pItem
[i
].iCharPos
;
956 /* initialize max extents for uninitialized runs */
957 if (analysis
->glyphs
[i
].iMaxPosX
== -1)
959 if (analysis
->pItem
[i
].a
.fRTL
)
960 ScriptCPtoX(0, FALSE
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
961 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
962 &analysis
->pItem
[i
].a
, &analysis
->glyphs
[i
].iMaxPosX
);
964 ScriptCPtoX(CP
, TRUE
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
965 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
966 &analysis
->pItem
[i
].a
, &analysis
->glyphs
[i
].iMaxPosX
);
971 runningX
+= analysis
->glyphs
[i
].iMaxPosX
;
976 ScriptCPtoX(icp
, fTrailing
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
977 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
978 &analysis
->pItem
[i
].a
, &offset
);
985 /* icp out of range */
986 analysis
->invalid
= TRUE
;
990 /***********************************************************************
991 * ScriptStringXtoCP (USP10.@)
994 HRESULT WINAPI
ScriptStringXtoCP(SCRIPT_STRING_ANALYSIS ssa
, int iX
, int* piCh
, int* piTrailing
)
996 StringAnalysis
* analysis
= ssa
;
1000 TRACE("(%p), %d, (%p), (%p)\n", ssa
, iX
, piCh
, piTrailing
);
1002 if (!ssa
|| !piCh
|| !piTrailing
) return S_FALSE
;
1007 if (analysis
->pItem
[0].a
.fRTL
)
1010 *piTrailing
= FALSE
;
1020 for(i
=0; i
<analysis
->numItems
; i
++)
1022 int CP
= analysis
->pItem
[i
+1].iCharPos
- analysis
->pItem
[i
].iCharPos
;
1023 /* initialize max extents for uninitialized runs */
1024 if (analysis
->glyphs
[i
].iMaxPosX
== -1)
1026 if (analysis
->pItem
[i
].a
.fRTL
)
1027 ScriptCPtoX(0, FALSE
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
1028 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
1029 &analysis
->pItem
[i
].a
, &analysis
->glyphs
[i
].iMaxPosX
);
1031 ScriptCPtoX(CP
, TRUE
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
1032 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
1033 &analysis
->pItem
[i
].a
, &analysis
->glyphs
[i
].iMaxPosX
);
1036 if (iX
> analysis
->glyphs
[i
].iMaxPosX
)
1038 iX
-= analysis
->glyphs
[i
].iMaxPosX
;
1043 ScriptXtoCP(iX
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
1044 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
1045 &analysis
->pItem
[i
].a
, piCh
, piTrailing
);
1052 *piCh
= analysis
->pItem
[analysis
->numItems
].iCharPos
;
1053 *piTrailing
= FALSE
;
1059 /***********************************************************************
1060 * ScriptStringFree (USP10.@)
1062 * Free a string analysis.
1065 * pssa [I] string analysis.
1069 * Failure: Non-zero HRESULT value.
1071 HRESULT WINAPI
ScriptStringFree(SCRIPT_STRING_ANALYSIS
*pssa
)
1073 StringAnalysis
* analysis
;
1077 TRACE("(%p)\n", pssa
);
1079 if (!pssa
|| !(analysis
= *pssa
)) return E_INVALIDARG
;
1081 invalid
= analysis
->invalid
;
1082 ScriptFreeCache((SCRIPT_CACHE
*)&analysis
->sc
);
1084 for (i
= 0; i
< analysis
->numItems
; i
++)
1086 heap_free(analysis
->glyphs
[i
].glyphs
);
1087 heap_free(analysis
->glyphs
[i
].pwLogClust
);
1088 heap_free(analysis
->glyphs
[i
].piAdvance
);
1089 heap_free(analysis
->glyphs
[i
].psva
);
1090 heap_free(analysis
->glyphs
[i
].pGoffset
);
1091 heap_free(analysis
->glyphs
[i
].abc
);
1094 heap_free(analysis
->glyphs
);
1095 heap_free(analysis
->pItem
);
1096 heap_free(analysis
->logattrs
);
1097 heap_free(analysis
->sz
);
1098 heap_free(analysis
->sc
);
1099 heap_free(analysis
);
1101 if (invalid
) return E_INVALIDARG
;
1105 /***********************************************************************
1106 * ScriptCPtoX (USP10.@)
1109 HRESULT WINAPI
ScriptCPtoX(int iCP
,
1113 const WORD
*pwLogClust
,
1114 const SCRIPT_VISATTR
*psva
,
1115 const int *piAdvance
,
1116 const SCRIPT_ANALYSIS
*psa
,
1124 float special_size
= 0.0;
1128 TRACE("(%d,%d,%d,%d,%p,%p,%p,%p,%p)\n",
1129 iCP
, fTrailing
, cChars
, cGlyphs
, pwLogClust
, psva
, piAdvance
,
1132 if (psa
->fRTL
&& ! psa
->fLogicalOrder
)
1140 int max_clust
= pwLogClust
[0];
1142 for (item
=0; item
< cGlyphs
; item
++)
1143 if (pwLogClust
[item
] > max_clust
)
1145 ERR("We do not handle non reversed clusters properly\n");
1150 for (item
= max_clust
; item
>=0; item
--)
1151 iMaxPos
+= piAdvance
[item
];
1155 for (item
=0; item
< iCP
&& item
< cGlyphs
; item
++)
1157 if (iSpecial
== -1 && (iCluster
== -1 || (iCluster
!= -1 && iCluster
+clust_size
<= item
)))
1160 int clust
= pwLogClust
[item
];
1165 for (check
= item
+1; check
< cGlyphs
; check
++)
1167 if (pwLogClust
[check
] == clust
)
1176 if (check
>= cGlyphs
&& !iMaxPos
)
1178 for (check
= clust
; check
< cGlyphs
; check
++)
1179 special_size
+= piAdvance
[check
];
1181 special_size
/= (cChars
- item
);
1182 iPosX
+= special_size
;
1185 iPosX
+= piAdvance
[clust
] / (float)clust_size
;
1187 else if (iSpecial
!= -1)
1188 iPosX
+= special_size
;
1189 else /* (iCluster != -1) */
1190 iPosX
+= piAdvance
[pwLogClust
[iCluster
]] / (float)clust_size
;
1195 iPosX
= iMaxPos
- iPosX
;
1201 TRACE("*piX=%d\n", *piX
);
1205 /***********************************************************************
1206 * ScriptXtoCP (USP10.@)
1209 HRESULT WINAPI
ScriptXtoCP(int iX
,
1212 const WORD
*pwLogClust
,
1213 const SCRIPT_VISATTR
*psva
,
1214 const int *piAdvance
,
1215 const SCRIPT_ANALYSIS
*psa
,
1225 float special_size
= 0.0;
1228 TRACE("(%d,%d,%d,%p,%p,%p,%p,%p,%p)\n",
1229 iX
, cChars
, cGlyphs
, pwLogClust
, psva
, piAdvance
,
1230 psa
, piCP
, piTrailing
);
1232 if (psa
->fRTL
&& ! psa
->fLogicalOrder
)
1237 int max_clust
= pwLogClust
[0];
1246 for (item
=0; item
< cGlyphs
; item
++)
1247 if (pwLogClust
[item
] > max_clust
)
1249 ERR("We do not handle non reversed clusters properly\n");
1261 iPosX
= iLastPosX
= 0;
1266 for (; iPosX
<= iX
&& item
< cGlyphs
&& item
>= 0; item
+=direction
)
1269 if (iSpecial
== -1 &&
1272 ((direction
> 0 && iCluster
+clust_size
<= item
) ||
1273 (direction
< 0 && iCluster
-clust_size
>= item
))
1279 int clust
= pwLogClust
[item
];
1284 for (check
= item
+direction
; check
< cGlyphs
&& check
>= 0; check
+=direction
)
1286 if (pwLogClust
[check
] == clust
)
1295 if (check
>= cGlyphs
&& direction
> 0)
1297 for (check
= clust
; check
< cGlyphs
; check
++)
1298 special_size
+= piAdvance
[check
];
1300 special_size
/= (cChars
- item
);
1301 iPosX
+= special_size
;
1304 iPosX
+= piAdvance
[clust
] / (float)clust_size
;
1306 else if (iSpecial
!= -1)
1307 iPosX
+= special_size
;
1308 else /* (iCluster != -1) */
1309 iPosX
+= piAdvance
[pwLogClust
[iCluster
]] / (float)clust_size
;
1316 if (item
< cGlyphs
&& ((iPosX
- iLastPosX
) / 2.0) + iX
> iPosX
)
1323 if (iX
== iLastPosX
)
1325 if (iX
>= iLastPosX
&& iX
<= iPosX
)
1328 if (iLastPosX
== iX
)
1330 else if (item
< 0 || ((iLastPosX
- iPosX
) / 2.0) + iX
<= iLastPosX
)
1338 TRACE("*piCP=%d\n", *piCP
);
1339 TRACE("*piTrailing=%d\n", *piTrailing
);
1343 /***********************************************************************
1344 * ScriptBreak (USP10.@)
1346 * Retrieve line break information.
1349 * chars [I] Array of characters.
1350 * sa [I] String analysis.
1351 * la [I] Array of logical attribute structures.
1357 HRESULT WINAPI
ScriptBreak(const WCHAR
*chars
, int count
, const SCRIPT_ANALYSIS
*sa
, SCRIPT_LOGATTR
*la
)
1361 TRACE("(%s, %d, %p, %p)\n", debugstr_wn(chars
, count
), count
, sa
, la
);
1363 if (!la
) return S_FALSE
;
1365 for (i
= 0; i
< count
; i
++)
1367 memset(&la
[i
], 0, sizeof(SCRIPT_LOGATTR
));
1369 /* FIXME: set the other flags */
1370 la
[i
].fWhiteSpace
= (chars
[i
] == ' ');
1371 la
[i
].fCharStop
= 1;
1373 if (i
> 0 && la
[i
- 1].fWhiteSpace
)
1375 la
[i
].fSoftBreak
= 1;
1376 la
[i
].fWordStop
= 1;
1382 /***********************************************************************
1383 * ScriptIsComplex (USP10.@)
1385 * Determine if a string is complex.
1388 * chars [I] Array of characters to test.
1389 * len [I] Length in characters.
1397 HRESULT WINAPI
ScriptIsComplex(const WCHAR
*chars
, int len
, DWORD flag
)
1401 TRACE("(%s,%d,0x%x)\n", debugstr_wn(chars
, len
), len
, flag
);
1403 for (i
= 0; i
< len
; i
++)
1407 if ((flag
& SIC_ASCIIDIGIT
) && chars
[i
] >= 0x30 && chars
[i
] <= 0x39)
1410 script
= get_char_script(chars
[i
]);
1411 if ((scriptInformation
[script
].props
.fComplex
&& (flag
& SIC_COMPLEX
))||
1412 (!scriptInformation
[script
].props
.fComplex
&& (flag
& SIC_NEUTRAL
)))
1418 /***********************************************************************
1419 * ScriptShape (USP10.@)
1421 * Produce glyphs and visual attributes for a run.
1424 * hdc [I] Device context.
1425 * psc [I/O] Opaque pointer to a script cache.
1426 * pwcChars [I] Array of characters specifying the run.
1427 * cChars [I] Number of characters in pwcChars.
1428 * cMaxGlyphs [I] Length of pwOutGlyphs.
1429 * psa [I/O] Script analysis.
1430 * pwOutGlyphs [O] Array of glyphs.
1431 * pwLogClust [O] Array of logical cluster info.
1432 * psva [O] Array of visual attributes.
1433 * pcGlyphs [O] Number of glyphs returned.
1437 * Failure: Non-zero HRESULT value.
1439 HRESULT WINAPI
ScriptShape(HDC hdc
, SCRIPT_CACHE
*psc
, const WCHAR
*pwcChars
,
1440 int cChars
, int cMaxGlyphs
,
1441 SCRIPT_ANALYSIS
*psa
, WORD
*pwOutGlyphs
, WORD
*pwLogClust
,
1442 SCRIPT_VISATTR
*psva
, int *pcGlyphs
)
1448 TRACE("(%p, %p, %s, %d, %d, %p, %p, %p, %p, %p)\n", hdc
, psc
, debugstr_wn(pwcChars
, cChars
),
1449 cChars
, cMaxGlyphs
, psa
, pwOutGlyphs
, pwLogClust
, psva
, pcGlyphs
);
1451 if (psa
) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa
->eScript
, psa
->fRTL
, psa
->fLayoutRTL
,
1452 psa
->fLinkBefore
, psa
->fLinkAfter
, psa
->fLogicalOrder
, psa
->fNoGlyphIndex
);
1454 if (!psva
|| !pcGlyphs
) return E_INVALIDARG
;
1455 if (cChars
> cMaxGlyphs
) return E_OUTOFMEMORY
;
1456 rtl
= (!psa
->fLogicalOrder
&& psa
->fRTL
);
1459 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
1460 if (!pwLogClust
) return E_FAIL
;
1462 /* Initialize a SCRIPT_VISATTR and LogClust for each char in this run */
1463 for (i
= 0; i
< cChars
; i
++)
1466 if (rtl
) idx
= cChars
- 1 - i
;
1467 /* FIXME: set to better values */
1468 psva
[i
].uJustification
= (pwcChars
[idx
] == ' ') ? SCRIPT_JUSTIFY_BLANK
: SCRIPT_JUSTIFY_CHARACTER
;
1469 psva
[i
].fClusterStart
= 1;
1470 psva
[i
].fDiacritic
= 0;
1471 psva
[i
].fZeroWidth
= 0;
1472 psva
[i
].fReserved
= 0;
1473 psva
[i
].fShapeReserved
= 0;
1475 pwLogClust
[i
] = idx
;
1478 if (!psa
->fNoGlyphIndex
)
1481 if ((hr
= SHAPE_CheckFontForRequiredFeatures(hdc
, (ScriptCache
*)*psc
, psa
)) != S_OK
) return hr
;
1483 rChars
= heap_alloc(sizeof(WCHAR
) * cChars
);
1484 if (!rChars
) return E_OUTOFMEMORY
;
1485 for (i
= 0; i
< cChars
; i
++)
1489 if (rtl
) idx
= cChars
- 1 - i
;
1491 chInput
= mirror_char(pwcChars
[idx
]);
1493 chInput
= pwcChars
[idx
];
1494 if (!(pwOutGlyphs
[i
] = get_cache_glyph(psc
, chInput
)))
1497 if (!hdc
) return E_PENDING
;
1498 if (GetGlyphIndicesW(hdc
, &chInput
, 1, &glyph
, 0) == GDI_ERROR
) return S_FALSE
;
1499 pwOutGlyphs
[i
] = set_cache_glyph(psc
, chInput
, glyph
);
1501 rChars
[i
] = chInput
;
1504 if (get_cache_pitch_family(psc
) & TMPF_TRUETYPE
)
1506 SHAPE_ContextualShaping(hdc
, (ScriptCache
*)*psc
, psa
, rChars
, cChars
, pwOutGlyphs
, pcGlyphs
, cMaxGlyphs
, pwLogClust
);
1507 SHAPE_ApplyDefaultOpentypeFeatures(hdc
, (ScriptCache
*)*psc
, psa
, pwOutGlyphs
, pcGlyphs
, cMaxGlyphs
, cChars
, pwLogClust
);
1513 TRACE("no glyph translation\n");
1514 for (i
= 0; i
< cChars
; i
++)
1517 /* No mirroring done here */
1518 if (rtl
) idx
= cChars
- 1 - i
;
1519 pwOutGlyphs
[i
] = pwcChars
[idx
];
1526 /***********************************************************************
1527 * ScriptPlace (USP10.@)
1529 * Produce advance widths for a run.
1532 * hdc [I] Device context.
1533 * psc [I/O] Opaque pointer to a script cache.
1534 * pwGlyphs [I] Array of glyphs.
1535 * cGlyphs [I] Number of glyphs in pwGlyphs.
1536 * psva [I] Array of visual attributes.
1537 * psa [I/O] String analysis.
1538 * piAdvance [O] Array of advance widths.
1539 * pGoffset [O] Glyph offsets.
1540 * pABC [O] Combined ABC width.
1544 * Failure: Non-zero HRESULT value.
1546 HRESULT WINAPI
ScriptPlace(HDC hdc
, SCRIPT_CACHE
*psc
, const WORD
*pwGlyphs
,
1547 int cGlyphs
, const SCRIPT_VISATTR
*psva
,
1548 SCRIPT_ANALYSIS
*psa
, int *piAdvance
, GOFFSET
*pGoffset
, ABC
*pABC
)
1553 TRACE("(%p, %p, %p, %d, %p, %p, %p, %p, %p)\n", hdc
, psc
, pwGlyphs
, cGlyphs
, psva
, psa
,
1554 piAdvance
, pGoffset
, pABC
);
1556 if (!psva
) return E_INVALIDARG
;
1557 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
1558 if (!pGoffset
) return E_FAIL
;
1560 if (pABC
) memset(pABC
, 0, sizeof(ABC
));
1561 for (i
= 0; i
< cGlyphs
; i
++)
1564 if (!get_cache_glyph_widths(psc
, pwGlyphs
[i
], &abc
))
1566 if (!hdc
) return E_PENDING
;
1567 if ((get_cache_pitch_family(psc
) & TMPF_TRUETYPE
) && !psa
->fNoGlyphIndex
)
1569 if (!GetCharABCWidthsI(hdc
, 0, 1, (WORD
*)&pwGlyphs
[i
], &abc
)) return S_FALSE
;
1574 if (!GetCharWidth32W(hdc
, pwGlyphs
[i
], pwGlyphs
[i
], &width
)) return S_FALSE
;
1576 abc
.abcA
= abc
.abcC
= 0;
1578 set_cache_glyph_widths(psc
, pwGlyphs
[i
], &abc
);
1582 pABC
->abcA
+= abc
.abcA
;
1583 pABC
->abcB
+= abc
.abcB
;
1584 pABC
->abcC
+= abc
.abcC
;
1586 /* FIXME: set to more reasonable values */
1587 pGoffset
[i
].du
= pGoffset
[i
].dv
= 0;
1588 if (piAdvance
) piAdvance
[i
] = abc
.abcA
+ abc
.abcB
+ abc
.abcC
;
1591 if (pABC
) TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC
->abcA
, pABC
->abcB
, pABC
->abcC
);
1595 /***********************************************************************
1596 * ScriptGetCMap (USP10.@)
1598 * Retrieve glyph indices.
1601 * hdc [I] Device context.
1602 * psc [I/O] Opaque pointer to a script cache.
1603 * pwcInChars [I] Array of Unicode characters.
1604 * cChars [I] Number of characters in pwcInChars.
1605 * dwFlags [I] Flags.
1606 * pwOutGlyphs [O] Buffer to receive the array of glyph indices.
1610 * Failure: Non-zero HRESULT value.
1612 HRESULT WINAPI
ScriptGetCMap(HDC hdc
, SCRIPT_CACHE
*psc
, const WCHAR
*pwcInChars
,
1613 int cChars
, DWORD dwFlags
, WORD
*pwOutGlyphs
)
1618 TRACE("(%p,%p,%s,%d,0x%x,%p)\n", hdc
, psc
, debugstr_wn(pwcInChars
, cChars
),
1619 cChars
, dwFlags
, pwOutGlyphs
);
1621 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
1625 if ((get_cache_pitch_family(psc
) & TMPF_TRUETYPE
))
1627 for (i
= 0; i
< cChars
; i
++)
1630 if (dwFlags
== SGCM_RTL
)
1631 inChar
= mirror_char(pwcInChars
[i
]);
1633 inChar
= pwcInChars
[i
];
1634 if (!(pwOutGlyphs
[i
] = get_cache_glyph(psc
, inChar
)))
1637 if (!hdc
) return E_PENDING
;
1638 if (GetGlyphIndicesW(hdc
, &inChar
, 1, &glyph
, GGI_MARK_NONEXISTING_GLYPHS
) == GDI_ERROR
) return S_FALSE
;
1639 if (glyph
== 0xffff)
1644 pwOutGlyphs
[i
] = set_cache_glyph(psc
, inChar
, glyph
);
1650 TRACE("no glyph translation\n");
1651 for (i
= 0; i
< cChars
; i
++)
1654 if (dwFlags
== SGCM_RTL
)
1655 inChar
= mirror_char(pwcInChars
[i
]);
1657 inChar
= pwcInChars
[i
];
1658 pwOutGlyphs
[i
] = inChar
;
1664 /***********************************************************************
1665 * ScriptTextOut (USP10.@)
1668 HRESULT WINAPI
ScriptTextOut(const HDC hdc
, SCRIPT_CACHE
*psc
, int x
, int y
, UINT fuOptions
,
1669 const RECT
*lprc
, const SCRIPT_ANALYSIS
*psa
, const WCHAR
*pwcReserved
,
1670 int iReserved
, const WORD
*pwGlyphs
, int cGlyphs
, const int *piAdvance
,
1671 const int *piJustify
, const GOFFSET
*pGoffset
)
1675 TRACE("(%p, %p, %d, %d, %04x, %p, %p, %p, %d, %p, %d, %p, %p, %p)\n",
1676 hdc
, psc
, x
, y
, fuOptions
, lprc
, psa
, pwcReserved
, iReserved
, pwGlyphs
, cGlyphs
,
1677 piAdvance
, piJustify
, pGoffset
);
1679 if (!hdc
|| !psc
) return E_INVALIDARG
;
1680 if (!piAdvance
|| !psa
|| !pwGlyphs
) return E_INVALIDARG
;
1682 fuOptions
&= ETO_CLIPPED
+ ETO_OPAQUE
;
1683 fuOptions
|= ETO_IGNORELANGUAGE
;
1684 if (!psa
->fNoGlyphIndex
) /* Have Glyphs? */
1685 fuOptions
|= ETO_GLYPH_INDEX
; /* Say don't do translation to glyph */
1687 if (psa
->fRTL
&& psa
->fLogicalOrder
)
1692 rtlGlyphs
= heap_alloc(cGlyphs
* sizeof(WORD
));
1694 return E_OUTOFMEMORY
;
1696 for (i
= 0; i
< cGlyphs
; i
++)
1697 rtlGlyphs
[i
] = pwGlyphs
[cGlyphs
-1-i
];
1699 if (!ExtTextOutW(hdc
, x
, y
, fuOptions
, lprc
, rtlGlyphs
, cGlyphs
, NULL
))
1701 heap_free(rtlGlyphs
);
1704 if (!ExtTextOutW(hdc
, x
, y
, fuOptions
, lprc
, pwGlyphs
, cGlyphs
, NULL
))
1710 /***********************************************************************
1711 * ScriptCacheGetHeight (USP10.@)
1713 * Retrieve the height of the font in the cache.
1716 * hdc [I] Device context.
1717 * psc [I/O] Opaque pointer to a script cache.
1718 * height [O] Receives font height.
1722 * Failure: Non-zero HRESULT value.
1724 HRESULT WINAPI
ScriptCacheGetHeight(HDC hdc
, SCRIPT_CACHE
*psc
, LONG
*height
)
1728 TRACE("(%p, %p, %p)\n", hdc
, psc
, height
);
1730 if (!height
) return E_INVALIDARG
;
1731 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
1733 *height
= get_cache_height(psc
);
1737 /***********************************************************************
1738 * ScriptGetGlyphABCWidth (USP10.@)
1740 * Retrieve the width of a glyph.
1743 * hdc [I] Device context.
1744 * psc [I/O] Opaque pointer to a script cache.
1745 * glyph [I] Glyph to retrieve the width for.
1746 * abc [O] ABC widths of the glyph.
1750 * Failure: Non-zero HRESULT value.
1752 HRESULT WINAPI
ScriptGetGlyphABCWidth(HDC hdc
, SCRIPT_CACHE
*psc
, WORD glyph
, ABC
*abc
)
1756 TRACE("(%p, %p, 0x%04x, %p)\n", hdc
, psc
, glyph
, abc
);
1758 if (!abc
) return E_INVALIDARG
;
1759 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
1761 if (!get_cache_glyph_widths(psc
, glyph
, abc
))
1763 if (!hdc
) return E_PENDING
;
1764 if ((get_cache_pitch_family(psc
) & TMPF_TRUETYPE
))
1766 if (!GetCharABCWidthsI(hdc
, 0, 1, &glyph
, abc
)) return S_FALSE
;
1771 if (!GetCharWidth32W(hdc
, glyph
, glyph
, &width
)) return S_FALSE
;
1773 abc
->abcA
= abc
->abcC
= 0;
1775 set_cache_glyph_widths(psc
, glyph
, abc
);
1780 /***********************************************************************
1781 * ScriptLayout (USP10.@)
1783 * Map embedding levels to visual and/or logical order.
1786 * runs [I] Size of level array.
1787 * level [I] Array of embedding levels.
1788 * vistolog [O] Map of embedding levels from visual to logical order.
1789 * logtovis [O] Map of embedding levels from logical to visual order.
1793 * Failure: Non-zero HRESULT value.
1796 * This stub works correctly for any sequence of a single
1797 * embedding level but not for sequences of different
1798 * embedding levels, i.e. mixtures of RTL and LTR scripts.
1800 HRESULT WINAPI
ScriptLayout(int runs
, const BYTE
*level
, int *vistolog
, int *logtovis
)
1805 TRACE("(%d, %p, %p, %p)\n", runs
, level
, vistolog
, logtovis
);
1807 if (!level
|| (!vistolog
&& !logtovis
))
1808 return E_INVALIDARG
;
1810 indexs
= heap_alloc(sizeof(int) * runs
);
1812 return E_OUTOFMEMORY
;
1817 for( ich
= 0; ich
< runs
; ich
++)
1822 ich
+= BIDI_ReorderV2lLevel(0, indexs
+ich
, level
+ich
, runs
- ich
, FALSE
);
1823 for (ich
= 0; ich
< runs
; ich
++)
1824 vistolog
[ich
] = indexs
[ich
];
1830 for( ich
= 0; ich
< runs
; ich
++)
1835 ich
+= BIDI_ReorderL2vLevel(0, indexs
+ich
, level
+ich
, runs
- ich
, FALSE
);
1836 for (ich
= 0; ich
< runs
; ich
++)
1837 logtovis
[ich
] = indexs
[ich
];
1844 /***********************************************************************
1845 * ScriptStringGetLogicalWidths (USP10.@)
1847 * Returns logical widths from a string analysis.
1850 * ssa [I] string analysis.
1851 * piDx [O] logical widths returned.
1855 * Failure: a non-zero HRESULT.
1857 HRESULT WINAPI
ScriptStringGetLogicalWidths(SCRIPT_STRING_ANALYSIS ssa
, int *piDx
)
1860 StringAnalysis
*analysis
= ssa
;
1862 TRACE("%p, %p\n", ssa
, piDx
);
1864 if (!analysis
) return S_FALSE
;
1866 for (i
= 0; i
< analysis
->numItems
; i
++)
1868 for (j
= 0; j
< analysis
->glyphs
[i
].numGlyphs
; j
++)
1870 piDx
[next
] = analysis
->glyphs
[i
].piAdvance
[j
];
1877 /***********************************************************************
1878 * ScriptStringValidate (USP10.@)
1880 * Validate a string analysis.
1883 * ssa [I] string analysis.
1887 * Failure: S_FALSE if invalid sequences are found
1888 * or a non-zero HRESULT if it fails.
1890 HRESULT WINAPI
ScriptStringValidate(SCRIPT_STRING_ANALYSIS ssa
)
1892 StringAnalysis
*analysis
= ssa
;
1894 TRACE("(%p)\n", ssa
);
1896 if (!analysis
) return E_INVALIDARG
;
1897 return (analysis
->invalid
) ? S_FALSE
: S_OK
;
1900 /***********************************************************************
1901 * ScriptString_pSize (USP10.@)
1903 * Retrieve width and height of an analysed string.
1906 * ssa [I] string analysis.
1909 * Success: Pointer to a SIZE structure.
1912 const SIZE
* WINAPI
ScriptString_pSize(SCRIPT_STRING_ANALYSIS ssa
)
1915 StringAnalysis
*analysis
= ssa
;
1917 TRACE("(%p)\n", ssa
);
1919 if (!analysis
) return NULL
;
1923 if (!(analysis
->sz
= heap_alloc(sizeof(SIZE
)))) return NULL
;
1924 analysis
->sz
->cy
= analysis
->sc
->tm
.tmHeight
;
1926 analysis
->sz
->cx
= 0;
1927 for (i
= 0; i
< analysis
->numItems
; i
++)
1928 for (j
= 0; j
< analysis
->glyphs
[i
].numGlyphs
; j
++)
1929 analysis
->sz
->cx
+= analysis
->glyphs
[i
].piAdvance
[j
];
1931 return analysis
->sz
;
1934 /***********************************************************************
1935 * ScriptString_pLogAttr (USP10.@)
1937 * Retrieve logical attributes of an analysed string.
1940 * ssa [I] string analysis.
1943 * Success: Pointer to an array of SCRIPT_LOGATTR structures.
1946 const SCRIPT_LOGATTR
* WINAPI
ScriptString_pLogAttr(SCRIPT_STRING_ANALYSIS ssa
)
1948 StringAnalysis
*analysis
= ssa
;
1950 TRACE("(%p)\n", ssa
);
1952 if (!analysis
) return NULL
;
1953 return analysis
->logattrs
;
1956 /***********************************************************************
1957 * ScriptString_pcOutChars (USP10.@)
1959 * Retrieve the length of a string after clipping.
1962 * ssa [I] String analysis.
1965 * Success: Pointer to the length.
1968 const int * WINAPI
ScriptString_pcOutChars(SCRIPT_STRING_ANALYSIS ssa
)
1970 StringAnalysis
*analysis
= ssa
;
1972 TRACE("(%p)\n", ssa
);
1974 if (!analysis
) return NULL
;
1975 return &analysis
->clip_len
;
1978 /***********************************************************************
1979 * ScriptStringGetOrder (USP10.@)
1981 * Retrieve a glyph order map.
1984 * ssa [I] String analysis.
1985 * order [I/O] Array of glyph positions.
1989 * Failure: a non-zero HRESULT.
1991 HRESULT WINAPI
ScriptStringGetOrder(SCRIPT_STRING_ANALYSIS ssa
, UINT
*order
)
1995 StringAnalysis
*analysis
= ssa
;
1997 TRACE("(%p)\n", ssa
);
1999 if (!analysis
) return S_FALSE
;
2001 /* FIXME: handle RTL scripts */
2002 for (i
= 0, k
= 0; i
< analysis
->numItems
; i
++)
2003 for (j
= 0; j
< analysis
->glyphs
[i
].numGlyphs
; j
++, k
++)
2009 /***********************************************************************
2010 * ScriptGetLogicalWidths (USP10.@)
2012 * Convert advance widths to logical widths.
2015 * sa [I] Script analysis.
2016 * nbchars [I] Number of characters.
2017 * nbglyphs [I] Number of glyphs.
2018 * glyph_width [I] Array of glyph widths.
2019 * log_clust [I] Array of logical clusters.
2020 * sva [I] Visual attributes.
2021 * widths [O] Array of logical widths.
2025 * Failure: a non-zero HRESULT.
2027 HRESULT WINAPI
ScriptGetLogicalWidths(const SCRIPT_ANALYSIS
*sa
, int nbchars
, int nbglyphs
,
2028 const int *glyph_width
, const WORD
*log_clust
,
2029 const SCRIPT_VISATTR
*sva
, int *widths
)
2033 TRACE("(%p, %d, %d, %p, %p, %p, %p)\n",
2034 sa
, nbchars
, nbglyphs
, glyph_width
, log_clust
, sva
, widths
);
2037 for (i
= 0; i
< nbchars
; i
++) widths
[i
] = glyph_width
[i
];
2041 /***********************************************************************
2042 * ScriptApplyLogicalWidth (USP10.@)
2044 * Generate glyph advance widths.
2047 * dx [I] Array of logical advance widths.
2048 * num_chars [I] Number of characters.
2049 * num_glyphs [I] Number of glyphs.
2050 * log_clust [I] Array of logical clusters.
2051 * sva [I] Visual attributes.
2052 * advance [I] Array of glyph advance widths.
2053 * sa [I] Script analysis.
2054 * abc [I/O] Summed ABC widths.
2055 * justify [O] Array of glyph advance widths.
2059 * Failure: a non-zero HRESULT.
2061 HRESULT WINAPI
ScriptApplyLogicalWidth(const int *dx
, int num_chars
, int num_glyphs
,
2062 const WORD
*log_clust
, const SCRIPT_VISATTR
*sva
,
2063 const int *advance
, const SCRIPT_ANALYSIS
*sa
,
2064 ABC
*abc
, int *justify
)
2068 FIXME("(%p, %d, %d, %p, %p, %p, %p, %p, %p)\n",
2069 dx
, num_chars
, num_glyphs
, log_clust
, sva
, advance
, sa
, abc
, justify
);
2071 for (i
= 0; i
< num_chars
; i
++) justify
[i
] = advance
[i
];
2075 HRESULT WINAPI
ScriptJustify(const SCRIPT_VISATTR
*sva
, const int *advance
,
2076 int num_glyphs
, int dx
, int min_kashida
, int *justify
)
2080 FIXME("(%p, %p, %d, %d, %d, %p)\n", sva
, advance
, num_glyphs
, dx
, min_kashida
, justify
);
2082 for (i
= 0; i
< num_glyphs
; i
++) justify
[i
] = advance
[i
];