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.
37 #include "usp10_internal.h"
39 #include "wine/debug.h"
40 #include "wine/unicode.h"
42 WINE_DEFAULT_DEBUG_CHANNEL(uniscribe
);
44 typedef struct _scriptRange
53 static const scriptRange scriptRanges
[] = {
54 /* Basic Latin: U+0000–U+007A */
55 /* Latin-1 Supplement: U+0080–U+00FF */
56 /* Latin Extended-A: U+0100–U+017F */
57 /* Latin Extended-B: U+0180–U+024F */
58 /* IPA Extensions: U+0250–U+02AF */
59 { Script_Latin
, 0x00, 0x2af , Script_Numeric
, Script_Punctuation
},
60 /* Greek: U+0370–U+03FF */
61 { Script_Greek
, 0x370, 0x3ff, 0, 0},
62 /* Cyrillic: U+0400–U+04FF */
63 /* Cyrillic Supplement: U+0500–U+052F */
64 { Script_Cyrillic
, 0x400, 0x52f, 0, 0},
65 /* Armenian: U+0530–U+058F */
66 { Script_Armenian
, 0x530, 0x58f, 0, 0},
67 /* Hebrew: U+0590–U+05FF */
68 { Script_Hebrew
, 0x590, 0x5ff, 0, 0},
69 /* Arabic: U+0600–U+06FF */
70 { Script_Arabic
, 0x600, 0x6ef, Script_Arabic_Numeric
, 0},
71 /* Defined by Windows */
72 { Script_Persian
, 0x6f0, 0x6f9, 0, 0},
73 /* Continue Arabic: U+0600–U+06FF */
74 { Script_Arabic
, 0x6fa, 0x6ff, 0, 0},
75 /* Syriac: U+0700–U+074F*/
76 { Script_Syriac
, 0x700, 0x74f, 0, 0},
77 /* Arabic Supplement: U+0750–U+077F */
78 { Script_Arabic
, 0x750, 0x77f, 0, 0},
79 /* Thaana: U+0780–U+07BF */
80 { Script_Thaana
, 0x780, 0x7bf, 0, 0},
81 /* Devanagari: U+0900–U+097F */
82 { Script_Devanagari
, 0x900, 0x97f, Script_Devanagari_Numeric
, 0},
83 /* Bengali: U+0980–U+09FF */
84 { Script_Bengali
, 0x980, 0x9ff, Script_Bengali_Numeric
, 0},
85 /* Gurmukhi: U+0A00–U+0A7F*/
86 { Script_Gurmukhi
, 0xa00, 0xa7f, Script_Gurmukhi_Numeric
, 0},
87 /* Gujarati: U+0A80–U+0AFF*/
88 { Script_Gujarati
, 0xa80, 0xaff, Script_Gujarati_Numeric
, 0},
89 /* Oriya: U+0B00–U+0B7F */
90 { Script_Oriya
, 0xb00, 0xb7f, Script_Oriya_Numeric
, 0},
91 /* Tamil: U+0B80–U+0BFF */
92 { Script_Tamil
, 0xb80, 0xbff, Script_Tamil_Numeric
, 0},
93 /* Telugu: U+0C00–U+0C7F */
94 { Script_Telugu
, 0xc00, 0xc7f, Script_Telugu_Numeric
, 0},
95 /* Kannada: U+0C80–U+0CFF */
96 { Script_Kannada
, 0xc80, 0xcff, Script_Kannada_Numeric
, 0},
97 /* Malayalam: U+0D00–U+0D7F */
98 { Script_Malayalam
, 0xd00, 0xd7f, Script_Malayalam_Numeric
, 0},
99 /* Sinhala: U+0D80–U+0DFF */
100 { Script_Sinhala
, 0xd80, 0xdff, 0, 0},
101 /* Thai: U+0E00–U+0E7F */
102 { Script_Thai
, 0xe00, 0xe7f, Script_Thai_Numeric
, 0},
103 /* Lao: U+0E80–U+0EFF */
104 { Script_Lao
, 0xe80, 0xeff, Script_Lao_Numeric
, 0},
105 /* Tibetan: U+0F00–U+0FFF */
106 { Script_Tibetan
, 0xf00, 0xfff, Script_Tibetan_Numeric
, 0},
107 /* Georgian: U+10A0–U+10FF */
108 { Script_Georgian
, 0x10a0, 0x10ff, 0, 0},
109 /* Vedic Extensions: U+1CD0-U+1CFF */
110 { Script_Devanagari
, 0x1cd0, 0x1cff, Script_Devanagari_Numeric
, 0},
111 /* Phonetic Extensions: U+1D00–U+1DBF */
112 { Script_Latin
, 0x1d00, 0x1dbf, 0, 0},
113 /* Latin Extended Additional: U+1E00–U+1EFF */
114 { Script_Latin
, 0x1e00, 0x1eff, 0, 0},
115 /* Greek Extended: U+1F00–U+1FFF */
116 { Script_Greek
, 0x1f00, 0x1fff, 0, 0},
117 /* Latin Extended-C: U+2C60–U+2C7F */
118 { Script_Latin
, 0x2c60, 0x2c7f, 0, 0},
119 /* Georgian: U+2D00–U+2D2F */
120 { Script_Georgian
, 0x2d00, 0x2d2f, 0, 0},
121 /* Cyrillic Extended-A: U+2DE0–U+2DFF */
122 { Script_Cyrillic
, 0x2de0, 0x2dff, 0, 0},
123 /* Cyrillic Extended-B: U+A640–U+A69F */
124 { Script_Cyrillic
, 0xa640, 0xa69f, 0, 0},
125 /* Modifier Tone Letters: U+A700–U+A71F */
126 /* Latin Extended-D: U+A720–U+A7FF */
127 { Script_Latin
, 0xa700, 0xa7ff, 0, 0},
128 /* Phags-pa: U+A840–U+A87F */
129 { Script_Phags_pa
, 0xa840, 0xa87f, 0, 0},
130 /* Devanagari Extended: U+A8E0-U+A8FF */
131 { Script_Devanagari
, 0xa8e0, 0xa8ff, Script_Devanagari_Numeric
, 0},
132 /* Latin Ligatures: U+FB00–U+FB06 */
133 { Script_Latin
, 0xfb00, 0xfb06, 0, 0},
134 /* Armenian ligatures U+FB13..U+FB17 */
135 { Script_Armenian
, 0xfb13, 0xfb17, 0, 0},
136 /* Alphabetic Presentation Forms: U+FB1D–U+FB4F */
137 { Script_Hebrew
, 0xfb1d, 0xfb4f, 0, 0},
138 /* Arabic Presentation Forms-A: U+FB50–U+FDFF*/
139 { Script_Arabic
, 0xfb50, 0xfdff, 0, 0},
140 /* Arabic Presentation Forms-B: U+FE70–U+FEFF*/
141 { Script_Arabic
, 0xfe70, 0xfeff, 0, 0},
143 { SCRIPT_UNDEFINED
, 0, 0, 0}
146 typedef struct _scriptData
149 SCRIPT_PROPERTIES props
;
150 OPENTYPE_TAG scriptTag
;
151 WCHAR fallbackFont
[LF_FACESIZE
];
154 /* the must be in order so that the index matches the Script value */
155 static const scriptData scriptInformation
[] = {
156 {{SCRIPT_UNDEFINED
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
157 {LANG_NEUTRAL
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
160 {{Script_Latin
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
161 {LANG_ENGLISH
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 1, 0, 0},
162 MS_MAKE_TAG('l','a','t','n'),
164 {{Script_CR
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
165 {LANG_NEUTRAL
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
168 {{Script_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
169 {LANG_ENGLISH
, 1, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
172 {{Script_Control
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
173 {LANG_ENGLISH
, 0, 1, 0, 0, ANSI_CHARSET
, 1, 0, 0, 0, 0, 0, 1, 0, 0},
176 {{Script_Punctuation
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
177 {LANG_NEUTRAL
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
180 {{Script_Arabic
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
181 {LANG_ARABIC
, 0, 1, 0, 0, ARABIC_CHARSET
, 0, 0, 0, 0, 0, 0, 1, 1, 0},
182 MS_MAKE_TAG('a','r','a','b'),
183 {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f',0}},
184 {{Script_Arabic_Numeric
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
185 {LANG_ARABIC
, 1, 1, 0, 0, ARABIC_CHARSET
, 0, 0, 0, 0, 0, 0, 1, 0, 0},
186 MS_MAKE_TAG('a','r','a','b'),
187 {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f',0}},
188 {{Script_Hebrew
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
189 {LANG_HEBREW
, 0, 1, 0, 1, HEBREW_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
190 MS_MAKE_TAG('h','e','b','r'),
191 {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f',0}},
192 {{Script_Syriac
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
193 {LANG_SYRIAC
, 0, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 1, 0},
194 MS_MAKE_TAG('s','y','r','c'),
195 {'E','s','t','r','a','n','g','e','l','o',' ','E','d','e','s','s','a',0}},
196 {{Script_Persian
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
197 {LANG_PERSIAN
, 1, 1, 0, 0, ARABIC_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
198 MS_MAKE_TAG('s','y','r','c'),
199 {'E','s','t','r','a','n','g','e','l','o',' ','E','d','e','s','s','a',0}},
200 {{Script_Thaana
, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
201 {LANG_DIVEHI
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
202 MS_MAKE_TAG('t','h','a','a'),
203 {'M','V',' ','B','o','l','i',0}},
204 {{Script_Greek
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
205 {LANG_GREEK
, 0, 0, 0, 0, GREEK_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
206 MS_MAKE_TAG('g','r','e','k'),
208 {{Script_Cyrillic
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
209 {LANG_RUSSIAN
, 0, 0, 0, 0, RUSSIAN_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
210 MS_MAKE_TAG('c','y','r','l'),
212 {{Script_Armenian
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
213 {LANG_ARMENIAN
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 1, 0, 0},
214 MS_MAKE_TAG('a','r','m','n'),
215 {'S','y','l','f','a','e','n',0}},
216 {{Script_Georgian
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
217 {LANG_GEORGIAN
, 0, 0, 0, 0, ANSI_CHARSET
, 0, 0, 0, 0, 0, 0, 1, 0, 0},
218 MS_MAKE_TAG('g','e','o','r'),
219 {'S','y','l','f','a','e','n',0}},
220 {{Script_Sinhala
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
221 {LANG_SINHALESE
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
222 MS_MAKE_TAG('s','i','n','h'),
223 {'I','s','k','o','o','l','a',' ','P','o','t','a',0}},
224 {{Script_Tibetan
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
225 {LANG_TIBETAN
, 0, 1, 1, 1, DEFAULT_CHARSET
, 0, 0, 1, 0, 1, 0, 0, 0, 0},
226 MS_MAKE_TAG('t','i','b','t'),
227 {'M','i','c','r','o','s','o','f','t',' ','H','i','m','a','l','a','y','a',0}},
228 {{Script_Tibetan_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
229 {LANG_TIBETAN
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
230 MS_MAKE_TAG('t','i','b','t'),
231 {'M','i','c','r','o','s','o','f','t',' ','H','i','m','a','l','a','y','a',0}},
232 {{Script_Phags_pa
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
233 {LANG_MONGOLIAN
, 0, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
234 MS_MAKE_TAG('p','h','a','g'),
235 {'M','i','c','r','o','s','o','f','t',' ','P','h','a','g','s','P','a',0}},
236 {{Script_Thai
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
237 {LANG_THAI
, 0, 1, 1, 1, THAI_CHARSET
, 0, 0, 1, 0, 1, 0, 0, 0, 1},
238 MS_MAKE_TAG('t','h','a','i'),
239 {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f',0}},
240 {{Script_Thai_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
241 {LANG_THAI
, 1, 1, 0, 0, THAI_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
242 MS_MAKE_TAG('t','h','a','i'),
243 {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f',0}},
244 {{Script_Lao
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
245 {LANG_LAO
, 0, 1, 1, 1, DEFAULT_CHARSET
, 0, 0, 1, 0, 1, 0, 0, 0, 0},
246 MS_MAKE_TAG('l','a','o',' '),
247 {'D','o','k','C','h','a','m','p','a',0}},
248 {{Script_Lao_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
249 {LANG_LAO
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
250 MS_MAKE_TAG('l','a','o',' '),
251 {'D','o','k','C','h','a','m','p','a',0}},
252 {{Script_Devanagari
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
253 {LANG_HINDI
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 0, 0},
254 MS_MAKE_TAG('d','e','v','a'),
255 {'M','a','n','g','a','l',0}},
256 {{Script_Devanagari_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
257 {LANG_HINDI
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
258 MS_MAKE_TAG('d','e','v','a'),
259 {'M','a','n','g','a','l',0}},
260 {{Script_Bengali
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
261 {LANG_BENGALI
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 0, 0},
262 MS_MAKE_TAG('b','e','n','g'),
263 {'V','r','i','n','d','a',0}},
264 {{Script_Bengali_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
265 {LANG_BENGALI
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
266 MS_MAKE_TAG('b','e','n','g'),
267 {'V','r','i','n','d','a',0}},
268 {{Script_Bengali_Currency
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
269 {LANG_BENGALI
, 0, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
270 MS_MAKE_TAG('b','e','n','g'),
271 {'V','r','i','n','d','a',0}},
272 {{Script_Gurmukhi
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
273 {LANG_PUNJABI
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 0, 0},
274 MS_MAKE_TAG('g','u','r','u'),
275 {'R','a','a','v','i',0}},
276 {{Script_Gurmukhi_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
277 {LANG_PUNJABI
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
278 MS_MAKE_TAG('g','u','r','u'),
279 {'R','a','a','v','i',0}},
280 {{Script_Gujarati
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
281 {LANG_GUJARATI
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 0, 0},
282 MS_MAKE_TAG('g','u','j','r'),
283 {'S','h','r','u','t','i',0}},
284 {{Script_Gujarati_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
285 {LANG_GUJARATI
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
286 MS_MAKE_TAG('g','u','j','r'),
287 {'S','h','r','u','t','i',0}},
288 {{Script_Gujarati_Currency
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
289 {LANG_GUJARATI
, 0, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
290 MS_MAKE_TAG('g','u','j','r'),
291 {'S','h','r','u','t','i',0}},
292 {{Script_Oriya
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
293 {LANG_ORIYA
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 0, 0},
294 MS_MAKE_TAG('o','r','y','a'),
295 {'K','a','l','i','n','g','a',0}},
296 {{Script_Oriya_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
297 {LANG_ORIYA
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
298 MS_MAKE_TAG('o','r','y','a'),
299 {'K','a','l','i','n','g','a',0}},
300 {{Script_Tamil
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
301 {LANG_TAMIL
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 0, 0},
302 MS_MAKE_TAG('t','a','m','l'),
303 {'L','a','t','h','a',0}},
304 {{Script_Tamil_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
305 {LANG_TAMIL
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
306 MS_MAKE_TAG('t','a','m','l'),
307 {'L','a','t','h','a',0}},
308 {{Script_Telugu
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
309 {LANG_TELUGU
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 0, 0},
310 MS_MAKE_TAG('t','e','l','u'),
311 {'G','a','u','t','a','m','i',0}},
312 {{Script_Telugu_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
313 {LANG_TELUGU
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
314 MS_MAKE_TAG('t','e','l','u'),
315 {'G','a','u','t','a','m','i',0}},
316 {{Script_Kannada
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
317 {LANG_KANNADA
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 0, 0},
318 MS_MAKE_TAG('k','n','d','a'),
319 {'T','u','n','g','a',0}},
320 {{Script_Kannada_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
321 {LANG_KANNADA
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
322 MS_MAKE_TAG('k','n','d','a'),
323 {'T','u','n','g','a',0}},
324 {{Script_Malayalam
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
325 {LANG_MALAYALAM
, 0, 1, 0, 1, DEFAULT_CHARSET
, 0, 0, 0, 0, 1, 0, 0, 0, 0},
326 MS_MAKE_TAG('m','l','y','m'),
327 {'K','a','r','t','i','k','a',0}},
328 {{Script_Malayalam_Numeric
, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
329 {LANG_MALAYALAM
, 1, 1, 0, 0, DEFAULT_CHARSET
, 0, 0, 0, 0, 0, 0, 0, 0, 0},
330 MS_MAKE_TAG('m','l','y','m'),
331 {'K','a','r','t','i','k','a',0}},
334 static const SCRIPT_PROPERTIES
*script_props
[] =
336 &scriptInformation
[0].props
, &scriptInformation
[1].props
,
337 &scriptInformation
[2].props
, &scriptInformation
[3].props
,
338 &scriptInformation
[4].props
, &scriptInformation
[5].props
,
339 &scriptInformation
[6].props
, &scriptInformation
[7].props
,
340 &scriptInformation
[8].props
, &scriptInformation
[9].props
,
341 &scriptInformation
[10].props
, &scriptInformation
[11].props
,
342 &scriptInformation
[12].props
, &scriptInformation
[13].props
,
343 &scriptInformation
[14].props
, &scriptInformation
[15].props
,
344 &scriptInformation
[16].props
, &scriptInformation
[17].props
,
345 &scriptInformation
[18].props
, &scriptInformation
[19].props
,
346 &scriptInformation
[20].props
, &scriptInformation
[21].props
,
347 &scriptInformation
[22].props
, &scriptInformation
[23].props
,
348 &scriptInformation
[24].props
, &scriptInformation
[25].props
,
349 &scriptInformation
[26].props
, &scriptInformation
[27].props
,
350 &scriptInformation
[28].props
, &scriptInformation
[29].props
,
351 &scriptInformation
[30].props
, &scriptInformation
[31].props
,
352 &scriptInformation
[32].props
, &scriptInformation
[33].props
,
353 &scriptInformation
[34].props
, &scriptInformation
[35].props
,
354 &scriptInformation
[36].props
, &scriptInformation
[37].props
,
355 &scriptInformation
[38].props
, &scriptInformation
[39].props
,
356 &scriptInformation
[40].props
, &scriptInformation
[41].props
,
357 &scriptInformation
[42].props
, &scriptInformation
[43].props
366 SCRIPT_VISATTR
* psva
;
382 StringGlyphs
* glyphs
;
383 SCRIPT_LOGATTR
* logattrs
;
388 static inline void *heap_alloc(SIZE_T size
)
390 return HeapAlloc(GetProcessHeap(), 0, size
);
393 static inline void *heap_alloc_zero(SIZE_T size
)
395 return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, size
);
398 static inline void *heap_realloc_zero(LPVOID mem
, SIZE_T size
)
400 return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, mem
, size
);
403 static inline BOOL
heap_free(LPVOID mem
)
405 return HeapFree(GetProcessHeap(), 0, mem
);
408 static inline WCHAR
get_cache_default_char(SCRIPT_CACHE
*psc
)
410 return ((ScriptCache
*)*psc
)->tm
.tmDefaultChar
;
413 static inline LONG
get_cache_height(SCRIPT_CACHE
*psc
)
415 return ((ScriptCache
*)*psc
)->tm
.tmHeight
;
418 static inline BYTE
get_cache_pitch_family(SCRIPT_CACHE
*psc
)
420 return ((ScriptCache
*)*psc
)->tm
.tmPitchAndFamily
;
423 static inline WORD
get_cache_glyph(SCRIPT_CACHE
*psc
, WCHAR c
)
425 WORD
*block
= ((ScriptCache
*)*psc
)->glyphs
[c
>> GLYPH_BLOCK_SHIFT
];
427 if (!block
) return 0;
428 return block
[c
& GLYPH_BLOCK_MASK
];
431 static inline WORD
set_cache_glyph(SCRIPT_CACHE
*psc
, WCHAR c
, WORD glyph
)
433 WORD
**block
= &((ScriptCache
*)*psc
)->glyphs
[c
>> GLYPH_BLOCK_SHIFT
];
435 if (!*block
&& !(*block
= heap_alloc_zero(sizeof(WORD
) * GLYPH_BLOCK_SIZE
))) return 0;
436 return ((*block
)[c
& GLYPH_BLOCK_MASK
] = glyph
);
439 static inline BOOL
get_cache_glyph_widths(SCRIPT_CACHE
*psc
, WORD glyph
, ABC
*abc
)
441 static const ABC nil
;
442 ABC
*block
= ((ScriptCache
*)*psc
)->widths
[glyph
>> GLYPH_BLOCK_SHIFT
];
444 if (!block
|| !memcmp(&block
[glyph
& GLYPH_BLOCK_MASK
], &nil
, sizeof(ABC
))) return FALSE
;
445 memcpy(abc
, &block
[glyph
& GLYPH_BLOCK_MASK
], sizeof(ABC
));
449 static inline BOOL
set_cache_glyph_widths(SCRIPT_CACHE
*psc
, WORD glyph
, ABC
*abc
)
451 ABC
**block
= &((ScriptCache
*)*psc
)->widths
[glyph
>> GLYPH_BLOCK_SHIFT
];
453 if (!*block
&& !(*block
= heap_alloc_zero(sizeof(ABC
) * GLYPH_BLOCK_SIZE
))) return FALSE
;
454 memcpy(&(*block
)[glyph
& GLYPH_BLOCK_MASK
], abc
, sizeof(ABC
));
458 static HRESULT
init_script_cache(const HDC hdc
, SCRIPT_CACHE
*psc
)
462 if (!psc
) return E_INVALIDARG
;
463 if (*psc
) return S_OK
;
464 if (!hdc
) return E_PENDING
;
466 if (!(sc
= heap_alloc_zero(sizeof(ScriptCache
)))) return E_OUTOFMEMORY
;
467 if (!GetTextMetricsW(hdc
, &sc
->tm
))
472 if (!GetObjectW(GetCurrentObject(hdc
, OBJ_FONT
), sizeof(LOGFONTW
), &sc
->lf
))
477 sc
->sfnt
= (GetFontData(hdc
, MS_MAKE_TAG('h','e','a','d'), 0, NULL
, 0)!=GDI_ERROR
);
479 TRACE("<- %p\n", sc
);
483 static WCHAR
mirror_char( WCHAR ch
)
485 extern const WCHAR wine_mirror_map
[];
486 return ch
+ wine_mirror_map
[wine_mirror_map
[ch
>> 8] + (ch
& 0xff)];
489 static WORD
get_char_script( WCHAR ch
)
494 if (ch
== 0xc || ch
== 0x20 || ch
== 0x202f)
497 GetStringTypeW(CT_CTYPE1
, &ch
, 1, &type
);
500 return SCRIPT_UNDEFINED
;
503 return Script_Control
;
508 if (ch
< scriptRanges
[i
].rangeFirst
|| scriptRanges
[i
].script
== SCRIPT_UNDEFINED
)
511 if (ch
>= scriptRanges
[i
].rangeFirst
&& ch
<= scriptRanges
[i
].rangeLast
)
513 if (scriptRanges
[i
].numericScript
&& type
& C1_DIGIT
)
514 return scriptRanges
[i
].numericScript
;
515 if (scriptRanges
[i
].punctScript
&& type
& C1_PUNCT
)
516 return scriptRanges
[i
].punctScript
;
517 return scriptRanges
[i
].script
;
522 return SCRIPT_UNDEFINED
;
525 /***********************************************************************
529 BOOL WINAPI
DllMain(HINSTANCE hInstDLL
, DWORD fdwReason
, LPVOID lpv
)
533 case DLL_PROCESS_ATTACH
:
534 DisableThreadLibraryCalls(hInstDLL
);
536 case DLL_PROCESS_DETACH
:
542 /***********************************************************************
543 * ScriptFreeCache (USP10.@)
545 * Free a script cache.
548 * psc [I/O] Script cache.
552 * Failure: Non-zero HRESULT value.
554 HRESULT WINAPI
ScriptFreeCache(SCRIPT_CACHE
*psc
)
561 for (i
= 0; i
< GLYPH_MAX
/ GLYPH_BLOCK_SIZE
; i
++)
563 heap_free(((ScriptCache
*)*psc
)->glyphs
[i
]);
564 heap_free(((ScriptCache
*)*psc
)->widths
[i
]);
566 heap_free(((ScriptCache
*)*psc
)->GSUB_Table
);
567 heap_free(((ScriptCache
*)*psc
)->GDEF_Table
);
568 heap_free(((ScriptCache
*)*psc
)->features
);
575 /***********************************************************************
576 * ScriptGetProperties (USP10.@)
578 * Retrieve a list of script properties.
581 * props [I] Pointer to an array of SCRIPT_PROPERTIES pointers.
582 * num [I] Pointer to the number of scripts.
586 * Failure: Non-zero HRESULT value.
589 * Behaviour matches WinXP.
591 HRESULT WINAPI
ScriptGetProperties(const SCRIPT_PROPERTIES
***props
, int *num
)
593 TRACE("(%p,%p)\n", props
, num
);
595 if (!props
&& !num
) return E_INVALIDARG
;
597 if (num
) *num
= sizeof(script_props
)/sizeof(script_props
[0]);
598 if (props
) *props
= script_props
;
603 /***********************************************************************
604 * ScriptGetFontProperties (USP10.@)
606 * Get information on special glyphs.
609 * hdc [I] Device context.
610 * psc [I/O] Opaque pointer to a script cache.
611 * sfp [O] Font properties structure.
613 HRESULT WINAPI
ScriptGetFontProperties(HDC hdc
, SCRIPT_CACHE
*psc
, SCRIPT_FONTPROPERTIES
*sfp
)
617 TRACE("%p,%p,%p\n", hdc
, psc
, sfp
);
619 if (!sfp
) return E_INVALIDARG
;
620 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
622 if (sfp
->cBytes
!= sizeof(SCRIPT_FONTPROPERTIES
))
625 /* return something sensible? */
627 sfp
->wgDefault
= get_cache_default_char(psc
);
629 sfp
->wgKashida
= 0xffff;
630 sfp
->iKashidaWidth
= 0;
635 /***********************************************************************
636 * ScriptRecordDigitSubstitution (USP10.@)
638 * Record digit substitution settings for a given locale.
641 * locale [I] Locale identifier.
642 * sds [I] Structure to record substitution settings.
646 * Failure: E_POINTER if sds is NULL, E_INVALIDARG otherwise.
649 * http://blogs.msdn.com/michkap/archive/2006/02/22/536877.aspx
651 HRESULT WINAPI
ScriptRecordDigitSubstitution(LCID locale
, SCRIPT_DIGITSUBSTITUTE
*sds
)
655 TRACE("0x%x, %p\n", locale
, sds
);
657 /* This implementation appears to be correct for all languages, but it's
658 * not clear if sds->DigitSubstitute is ever set to anything except
659 * CONTEXT or NONE in reality */
661 if (!sds
) return E_POINTER
;
663 locale
= ConvertDefaultLocale(locale
);
665 if (!IsValidLocale(locale
, LCID_INSTALLED
))
668 plgid
= PRIMARYLANGID(LANGIDFROMLCID(locale
));
669 sds
->TraditionalDigitLanguage
= plgid
;
671 if (plgid
== LANG_ARABIC
|| plgid
== LANG_FARSI
)
672 sds
->NationalDigitLanguage
= plgid
;
674 sds
->NationalDigitLanguage
= LANG_ENGLISH
;
676 if (!GetLocaleInfoW(locale
, LOCALE_IDIGITSUBSTITUTION
| LOCALE_RETURN_NUMBER
,
677 (LPWSTR
)&sub
, sizeof(sub
)/sizeof(WCHAR
))) return E_INVALIDARG
;
682 if (plgid
== LANG_ARABIC
|| plgid
== LANG_FARSI
)
683 sds
->DigitSubstitute
= SCRIPT_DIGITSUBSTITUTE_CONTEXT
;
685 sds
->DigitSubstitute
= SCRIPT_DIGITSUBSTITUTE_NONE
;
688 sds
->DigitSubstitute
= SCRIPT_DIGITSUBSTITUTE_NONE
;
691 sds
->DigitSubstitute
= SCRIPT_DIGITSUBSTITUTE_NATIONAL
;
694 sds
->DigitSubstitute
= SCRIPT_DIGITSUBSTITUTE_TRADITIONAL
;
702 /***********************************************************************
703 * ScriptApplyDigitSubstitution (USP10.@)
705 * Apply digit substitution settings.
708 * sds [I] Structure with recorded substitution settings.
709 * sc [I] Script control structure.
710 * ss [I] Script state structure.
714 * Failure: E_INVALIDARG if sds is invalid. Otherwise an HRESULT.
716 HRESULT WINAPI
ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE
*sds
,
717 SCRIPT_CONTROL
*sc
, SCRIPT_STATE
*ss
)
719 SCRIPT_DIGITSUBSTITUTE psds
;
721 TRACE("%p, %p, %p\n", sds
, sc
, ss
);
723 if (!sc
|| !ss
) return E_POINTER
;
727 if (ScriptRecordDigitSubstitution(LOCALE_USER_DEFAULT
, &psds
) != S_OK
)
731 sc
->uDefaultLanguage
= LANG_ENGLISH
;
732 sc
->fContextDigits
= 0;
733 ss
->fDigitSubstitute
= 0;
735 switch (sds
->DigitSubstitute
) {
736 case SCRIPT_DIGITSUBSTITUTE_CONTEXT
:
737 case SCRIPT_DIGITSUBSTITUTE_NATIONAL
:
738 case SCRIPT_DIGITSUBSTITUTE_NONE
:
739 case SCRIPT_DIGITSUBSTITUTE_TRADITIONAL
:
746 /***********************************************************************
747 * ScriptItemizeOpenType (USP10.@)
749 * Split a Unicode string into shapeable parts.
752 * pwcInChars [I] String to split.
753 * cInChars [I] Number of characters in pwcInChars.
754 * cMaxItems [I] Maximum number of items to return.
755 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
756 * psState [I] Pointer to a SCRIPT_STATE structure.
757 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
758 * pScriptTags [O] Buffer to receive OPENTYPE_TAGs.
759 * pcItems [O] Number of script items returned.
763 * Failure: Non-zero HRESULT value.
765 HRESULT WINAPI
ScriptItemizeOpenType(const WCHAR
*pwcInChars
, int cInChars
, int cMaxItems
,
766 const SCRIPT_CONTROL
*psControl
, const SCRIPT_STATE
*psState
,
767 SCRIPT_ITEM
*pItems
, OPENTYPE_TAG
*pScriptTags
, int *pcItems
)
770 #define Numeric_space 0x0020
774 int cnt
= 0, index
= 0, str
= 0;
775 int New_Script
= SCRIPT_UNDEFINED
;
777 WORD
*strength
= NULL
;
780 TRACE("%s,%d,%d,%p,%p,%p,%p\n", debugstr_wn(pwcInChars
, cInChars
), cInChars
, cMaxItems
,
781 psControl
, psState
, pItems
, pcItems
);
783 if (!pwcInChars
|| !cInChars
|| !pItems
|| cMaxItems
< 2)
786 if (psState
&& psControl
)
789 levels
= heap_alloc_zero(cInChars
* sizeof(WORD
));
791 return E_OUTOFMEMORY
;
793 BIDI_DetermineLevels(pwcInChars
, cInChars
, psState
, psControl
, levels
);
794 baselevel
= levels
[0];
795 for (i
= 0; i
< cInChars
; i
++)
796 if (levels
[i
]!=levels
[0])
798 if (i
>= cInChars
&& !odd(baselevel
))
805 if (!psControl
->fMergeNeutralItems
)
807 strength
= heap_alloc_zero(cInChars
* sizeof(WORD
));
808 BIDI_GetStrengths(pwcInChars
, cInChars
, psControl
, strength
);
813 while ((pwcInChars
[cnt
] == Numeric_space
|| pwcInChars
[cnt
] == ZWJ
|| pwcInChars
[cnt
] == ZWNJ
) && cnt
< cInChars
)
816 if (cnt
== cInChars
) /* All Spaces */
819 New_Script
= get_char_script(pwcInChars
[cnt
]);
822 pItems
[index
].iCharPos
= 0;
823 pItems
[index
].a
= scriptInformation
[get_char_script(pwcInChars
[cnt
])].a
;
824 pScriptTags
[index
] = scriptInformation
[get_char_script(pwcInChars
[cnt
])].scriptTag
;
832 pItems
[index
].a
.fRTL
= odd(levels
[cnt
]);
833 pItems
[index
].a
.fLayoutRTL
= odd(levels
[cnt
]);
834 pItems
[index
].a
.s
.uBidiLevel
= levels
[cnt
];
836 else if (!pItems
[index
].a
.s
.uBidiLevel
)
838 pItems
[index
].a
.s
.uBidiLevel
= baselevel
;
839 pItems
[index
].a
.fLayoutRTL
= odd(baselevel
);
840 pItems
[index
].a
.fRTL
= odd(baselevel
);
843 TRACE("New_Level=%i New_Strength=%i New_Script=%d, eScript=%d index=%d cnt=%d iCharPos=%d\n",
844 levels
?levels
[cnt
]:-1, str
, New_Script
, pItems
[index
].a
.eScript
, index
, cnt
,
845 pItems
[index
].iCharPos
);
847 for (cnt
=1; cnt
< cInChars
; cnt
++)
849 if (levels
&& (levels
[cnt
] == pItems
[index
].a
.s
.uBidiLevel
&& (!strength
|| (strength
[cnt
] == 0 || strength
[cnt
] == str
))))
852 if(pwcInChars
[cnt
] != Numeric_space
&& pwcInChars
[cnt
] != ZWJ
&& pwcInChars
[cnt
] != ZWNJ
)
853 New_Script
= get_char_script(pwcInChars
[cnt
]);
857 while (cnt
+ j
< cInChars
- 1 && (pwcInChars
[cnt
+j
] == Numeric_space
|| pwcInChars
[cnt
+j
] == ZWJ
|| pwcInChars
[cnt
+j
] == ZWNJ
))
859 New_Script
= get_char_script(pwcInChars
[cnt
+j
]);
862 if ((levels
&& (levels
[cnt
] != pItems
[index
].a
.s
.uBidiLevel
|| (strength
&& (strength
[cnt
] != str
)))) || New_Script
!= pItems
[index
].a
.eScript
|| New_Script
== Script_Control
)
864 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
);
866 if (strength
&& strength
[cnt
] != 0)
870 if (index
+1 > cMaxItems
)
871 return E_OUTOFMEMORY
;
873 pItems
[index
].iCharPos
= cnt
;
874 memset(&pItems
[index
].a
, 0, sizeof(SCRIPT_ANALYSIS
));
876 pItems
[index
].a
= scriptInformation
[New_Script
].a
;
877 pScriptTags
[index
] = scriptInformation
[New_Script
].scriptTag
;
880 pItems
[index
].a
.fRTL
= odd(levels
[cnt
]);
881 pItems
[index
].a
.fLayoutRTL
= odd(levels
[cnt
]);
882 pItems
[index
].a
.s
.uBidiLevel
= levels
[cnt
];
884 else if (!pItems
[index
].a
.s
.uBidiLevel
)
886 pItems
[index
].a
.s
.uBidiLevel
= baselevel
;
887 pItems
[index
].a
.fLayoutRTL
= odd(baselevel
);
888 pItems
[index
].a
.fRTL
= odd(baselevel
);
891 TRACE("index=%d cnt=%d iCharPos=%d\n", index
, cnt
, pItems
[index
].iCharPos
);
895 /* While not strictly necessary according to the spec, make sure the n+1
896 * item is set up to prevent random behaviour if the caller erroneously
897 * checks the n+1 structure */
899 memset(&pItems
[index
].a
, 0, sizeof(SCRIPT_ANALYSIS
));
901 TRACE("index=%d cnt=%d iCharPos=%d\n", index
, cnt
, pItems
[index
].iCharPos
);
903 /* Set one SCRIPT_STATE item being returned */
904 if (index
+ 1 > cMaxItems
) return E_OUTOFMEMORY
;
905 if (pcItems
) *pcItems
= index
;
907 /* Set SCRIPT_ITEM */
908 pItems
[index
].iCharPos
= cnt
; /* the last item contains the ptr to the lastchar */
914 /***********************************************************************
915 * ScriptItemize (USP10.@)
917 * Split a Unicode string into shapeable parts.
920 * pwcInChars [I] String to split.
921 * cInChars [I] Number of characters in pwcInChars.
922 * cMaxItems [I] Maximum number of items to return.
923 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
924 * psState [I] Pointer to a SCRIPT_STATE structure.
925 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
926 * pcItems [O] Number of script items returned.
930 * Failure: Non-zero HRESULT value.
932 HRESULT WINAPI
ScriptItemize(const WCHAR
*pwcInChars
, int cInChars
, int cMaxItems
,
933 const SCRIPT_CONTROL
*psControl
, const SCRIPT_STATE
*psState
,
934 SCRIPT_ITEM
*pItems
, int *pcItems
)
936 OPENTYPE_TAG
*discarded_tags
;
939 discarded_tags
= heap_alloc(cMaxItems
* sizeof(OPENTYPE_TAG
));
941 return E_OUTOFMEMORY
;
942 res
= ScriptItemizeOpenType(pwcInChars
, cInChars
, cMaxItems
, psControl
, psState
, pItems
, discarded_tags
, pcItems
);
943 heap_free(discarded_tags
);
947 static inline int getGivenTabWidth(ScriptCache
*psc
, SCRIPT_TABDEF
*pTabdef
, int charPos
, int current_x
)
951 INT
*lpTabPos
= NULL
;
956 lpTabPos
= pTabdef
->pTabStops
;
958 if (pTabdef
&& pTabdef
->iTabOrigin
)
961 nTabOrg
= (pTabdef
->iTabOrigin
* pTabdef
->iScale
)/4;
963 nTabOrg
= pTabdef
->iTabOrigin
* psc
->tm
.tmAveCharWidth
;
967 cTabStops
= pTabdef
->cTabStops
;
972 defWidth
= ((pTabdef
->pTabStops
[0])*pTabdef
->iScale
) / 4;
974 defWidth
= (pTabdef
->pTabStops
[0])*psc
->tm
.tmAveCharWidth
;
978 defWidth
= 8 * psc
->tm
.tmAveCharWidth
;
980 for (; cTabStops
>0 ; lpTabPos
++, cTabStops
--)
982 int position
= *lpTabPos
;
984 position
= -1 * position
;
986 position
= (position
* pTabdef
->iScale
) / 4;
988 position
= position
* psc
->tm
.tmAveCharWidth
;
990 if( nTabOrg
+ position
> current_x
)
994 /* a left aligned tab */
995 x
= (nTabOrg
+ *lpTabPos
) - current_x
;
1000 FIXME("Negative tabstop\n");
1005 if ((!cTabStops
) && (defWidth
> 0))
1006 x
=((((current_x
- nTabOrg
) / defWidth
)+1) * defWidth
) - current_x
;
1007 else if ((!cTabStops
) && (defWidth
< 0))
1008 FIXME("TODO: Negative defWidth\n");
1013 /***********************************************************************
1014 * Helper function for ScriptStringAnalyse
1016 static BOOL
requires_fallback(HDC hdc
, SCRIPT_CACHE
*psc
, SCRIPT_ANALYSIS
*psa
,
1017 const WCHAR
*pwcInChars
, int cChars
)
1019 /* FIXME: When to properly fallback is still a bit of a mystery */
1022 if (psa
->fNoGlyphIndex
)
1025 if (init_script_cache(hdc
, psc
) != S_OK
)
1028 if (SHAPE_CheckFontForRequiredFeatures(hdc
, (ScriptCache
*)*psc
, psa
) != S_OK
)
1031 glyphs
= heap_alloc(sizeof(WORD
) * cChars
);
1034 if (ScriptGetCMap(hdc
, psc
, pwcInChars
, cChars
, 0, glyphs
) != S_OK
)
1044 static void find_fallback_font(DWORD scriptid
, LPWSTR FaceName
)
1048 if (!RegOpenKeyA(HKEY_CURRENT_USER
, "Software\\Wine\\Uniscribe\\Fallback", &hkey
))
1050 static const WCHAR szFmt
[] = {'%','x',0};
1052 DWORD count
= LF_FACESIZE
* sizeof(WCHAR
);
1055 sprintfW(value
, szFmt
, scriptInformation
[scriptid
].scriptTag
);
1056 if (RegQueryValueExW(hkey
, value
, 0, &type
, (LPBYTE
)FaceName
, &count
))
1057 lstrcpyW(FaceName
,scriptInformation
[scriptid
].fallbackFont
);
1061 lstrcpyW(FaceName
,scriptInformation
[scriptid
].fallbackFont
);
1064 /***********************************************************************
1065 * ScriptStringAnalyse (USP10.@)
1068 HRESULT WINAPI
ScriptStringAnalyse(HDC hdc
, const void *pString
, int cString
,
1069 int cGlyphs
, int iCharset
, DWORD dwFlags
,
1070 int iReqWidth
, SCRIPT_CONTROL
*psControl
,
1071 SCRIPT_STATE
*psState
, const int *piDx
,
1072 SCRIPT_TABDEF
*pTabdef
, const BYTE
*pbInClass
,
1073 SCRIPT_STRING_ANALYSIS
*pssa
)
1075 HRESULT hr
= E_OUTOFMEMORY
;
1076 StringAnalysis
*analysis
= NULL
;
1077 SCRIPT_CONTROL sControl
;
1078 SCRIPT_STATE sState
;
1079 int i
, num_items
= 255;
1081 WCHAR
*iString
= NULL
;
1083 TRACE("(%p,%p,%d,%d,%d,0x%x,%d,%p,%p,%p,%p,%p,%p)\n",
1084 hdc
, pString
, cString
, cGlyphs
, iCharset
, dwFlags
, iReqWidth
,
1085 psControl
, psState
, piDx
, pTabdef
, pbInClass
, pssa
);
1089 FIXME("Only Unicode strings are supported\n");
1090 return E_INVALIDARG
;
1092 if (cString
< 1 || !pString
) return E_INVALIDARG
;
1093 if ((dwFlags
& SSA_GLYPHS
) && !hdc
) return E_PENDING
;
1095 if (!(analysis
= heap_alloc_zero(sizeof(StringAnalysis
)))) return E_OUTOFMEMORY
;
1096 if (!(analysis
->pItem
= heap_alloc_zero(num_items
* sizeof(SCRIPT_ITEM
) + 1))) goto error
;
1098 /* FIXME: handle clipping */
1099 analysis
->clip_len
= cString
;
1100 analysis
->hdc
= hdc
;
1101 analysis
->dwFlags
= dwFlags
;
1106 memset(&sState
, 0, sizeof(SCRIPT_STATE
));
1109 sControl
= *psControl
;
1111 memset(&sControl
, 0, sizeof(SCRIPT_CONTROL
));
1113 if (dwFlags
& SSA_PASSWORD
)
1115 iString
= heap_alloc(sizeof(WCHAR
)*cString
);
1121 for (i
= 0; i
< cString
; i
++)
1122 iString
[i
] = *((const WCHAR
*)pString
);
1126 hr
= ScriptItemize(pString
, cString
, num_items
, &sControl
, &sState
, analysis
->pItem
,
1127 &analysis
->numItems
);
1129 while (hr
== E_OUTOFMEMORY
)
1134 if (!(tmp
= heap_realloc_zero(analysis
->pItem
, num_items
* sizeof(SCRIPT_ITEM
) + 1)))
1137 analysis
->pItem
= tmp
;
1138 hr
= ScriptItemize(pString
, cString
, num_items
, psControl
, psState
, analysis
->pItem
,
1139 &analysis
->numItems
);
1141 if (hr
!= S_OK
) goto error
;
1143 /* set back to out of memory for default goto error behaviour */
1146 if (dwFlags
& SSA_BREAK
)
1148 if ((analysis
->logattrs
= heap_alloc(sizeof(SCRIPT_LOGATTR
) * cString
)))
1150 for (i
= 0; i
< analysis
->numItems
; i
++)
1151 ScriptBreak(&((LPWSTR
)pString
)[analysis
->pItem
[i
].iCharPos
], analysis
->pItem
[i
+1].iCharPos
- analysis
->pItem
[i
].iCharPos
, &analysis
->pItem
[i
].a
, &analysis
->logattrs
[analysis
->pItem
[i
].iCharPos
]);
1157 if (!(analysis
->logical2visual
= heap_alloc_zero(sizeof(int) * analysis
->numItems
)))
1159 if (!(BidiLevel
= heap_alloc_zero(analysis
->numItems
)))
1162 if (dwFlags
& SSA_GLYPHS
)
1165 if (!(analysis
->glyphs
= heap_alloc_zero(sizeof(StringGlyphs
) * analysis
->numItems
)))
1168 for (i
= 0; i
< analysis
->numItems
; i
++)
1170 SCRIPT_CACHE
*sc
= (SCRIPT_CACHE
*)&analysis
->glyphs
[i
].sc
;
1171 int cChar
= analysis
->pItem
[i
+1].iCharPos
- analysis
->pItem
[i
].iCharPos
;
1172 int numGlyphs
= 1.5 * cChar
+ 16;
1173 WORD
*glyphs
= heap_alloc_zero(sizeof(WORD
) * numGlyphs
);
1174 WORD
*pwLogClust
= heap_alloc_zero(sizeof(WORD
) * cChar
);
1175 int *piAdvance
= heap_alloc_zero(sizeof(int) * numGlyphs
);
1176 SCRIPT_VISATTR
*psva
= heap_alloc_zero(sizeof(SCRIPT_VISATTR
) * numGlyphs
);
1177 GOFFSET
*pGoffset
= heap_alloc_zero(sizeof(GOFFSET
) * numGlyphs
);
1178 ABC
*abc
= heap_alloc_zero(sizeof(ABC
));
1179 int numGlyphsReturned
;
1180 HFONT originalFont
= 0x0;
1182 /* FIXME: non unicode strings */
1183 const WCHAR
* pStr
= (const WCHAR
*)pString
;
1184 analysis
->glyphs
[i
].fallbackFont
= NULL
;
1186 if (!glyphs
|| !pwLogClust
|| !piAdvance
|| !psva
|| !pGoffset
|| !abc
)
1189 heap_free (pwLogClust
);
1190 heap_free (piAdvance
);
1192 heap_free (pGoffset
);
1198 if ((dwFlags
& SSA_FALLBACK
) && requires_fallback(hdc
, sc
, &analysis
->pItem
[i
].a
, &pStr
[analysis
->pItem
[i
].iCharPos
], cChar
))
1201 GetObjectW(GetCurrentObject(hdc
, OBJ_FONT
), sizeof(lf
), & lf
);
1202 lf
.lfCharSet
= scriptInformation
[analysis
->pItem
[i
].a
.eScript
].props
.bCharSet
;
1203 find_fallback_font(analysis
->pItem
[i
].a
.eScript
, lf
.lfFaceName
);
1204 analysis
->glyphs
[i
].fallbackFont
= CreateFontIndirectW(&lf
);
1205 if (analysis
->glyphs
[i
].fallbackFont
)
1207 ScriptFreeCache(sc
);
1208 originalFont
= SelectObject(hdc
, analysis
->glyphs
[i
].fallbackFont
);
1212 hr
= ScriptShape(hdc
, sc
, &pStr
[analysis
->pItem
[i
].iCharPos
],
1213 cChar
, numGlyphs
, &analysis
->pItem
[i
].a
,
1214 glyphs
, pwLogClust
, psva
, &numGlyphsReturned
);
1215 hr
= ScriptPlace(hdc
, sc
, glyphs
, numGlyphsReturned
, psva
, &analysis
->pItem
[i
].a
,
1216 piAdvance
, pGoffset
, abc
);
1218 SelectObject(hdc
,originalFont
);
1220 if (dwFlags
& SSA_TAB
)
1223 for (tabi
= 0; tabi
< cChar
; tabi
++)
1225 if (pStr
[analysis
->pItem
[i
].iCharPos
+tabi
] == 0x0009)
1226 piAdvance
[tabi
] = getGivenTabWidth(analysis
->glyphs
[i
].sc
, pTabdef
, analysis
->pItem
[i
].iCharPos
+tabi
, tab_x
);
1227 tab_x
+=piAdvance
[tabi
];
1231 analysis
->glyphs
[i
].numGlyphs
= numGlyphsReturned
;
1232 analysis
->glyphs
[i
].glyphs
= glyphs
;
1233 analysis
->glyphs
[i
].pwLogClust
= pwLogClust
;
1234 analysis
->glyphs
[i
].piAdvance
= piAdvance
;
1235 analysis
->glyphs
[i
].psva
= psva
;
1236 analysis
->glyphs
[i
].pGoffset
= pGoffset
;
1237 analysis
->glyphs
[i
].abc
= abc
;
1238 analysis
->glyphs
[i
].iMaxPosX
= -1;
1240 BidiLevel
[i
] = analysis
->pItem
[i
].a
.s
.uBidiLevel
;
1245 for (i
= 0; i
< analysis
->numItems
; i
++)
1246 BidiLevel
[i
] = analysis
->pItem
[i
].a
.s
.uBidiLevel
;
1249 ScriptLayout(analysis
->numItems
, BidiLevel
, NULL
, analysis
->logical2visual
);
1250 heap_free(BidiLevel
);
1258 heap_free(analysis
->glyphs
);
1259 heap_free(analysis
->logattrs
);
1260 heap_free(analysis
->pItem
);
1261 heap_free(analysis
->logical2visual
);
1262 heap_free(analysis
);
1266 static HRESULT
SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa
,
1277 StringAnalysis
*analysis
;
1280 COLORREF BkColor
= 0x0;
1281 COLORREF TextColor
= 0x0;
1283 INT runStart
, runEnd
;
1284 INT iGlyph
, cGlyphs
;
1285 HFONT oldFont
= 0x0;
1287 TRACE("(%p,%d,%d,%d,%d,%d, 0x%1x, %d, %d)\n",
1288 ssa
, iX
, iY
, iItem
, cStart
, cEnd
, uOptions
, fSelected
, fDisabled
);
1290 if (!(analysis
= ssa
)) return E_INVALIDARG
;
1292 if ((cStart
>= 0 && analysis
->pItem
[iItem
+1].iCharPos
<= cStart
) ||
1293 (cEnd
>= 0 && analysis
->pItem
[iItem
].iCharPos
>= cEnd
))
1298 BkMode
= GetBkMode(analysis
->hdc
);
1299 SetBkMode( analysis
->hdc
, OPAQUE
);
1300 BkColor
= GetBkColor(analysis
->hdc
);
1301 SetBkColor(analysis
->hdc
, GetSysColor(COLOR_HIGHLIGHT
));
1304 TextColor
= GetTextColor(analysis
->hdc
);
1305 SetTextColor(analysis
->hdc
, GetSysColor(COLOR_HIGHLIGHTTEXT
));
1308 if (analysis
->glyphs
[iItem
].fallbackFont
)
1309 oldFont
= SelectObject(analysis
->hdc
, analysis
->glyphs
[iItem
].fallbackFont
);
1311 if (cStart
>= 0 && analysis
->pItem
[iItem
+1].iCharPos
> cStart
&& analysis
->pItem
[iItem
].iCharPos
<= cStart
)
1312 runStart
= cStart
- analysis
->pItem
[iItem
].iCharPos
;
1315 if (cEnd
>= 0 && analysis
->pItem
[iItem
+1].iCharPos
> cEnd
&& analysis
->pItem
[iItem
].iCharPos
<= cEnd
)
1316 runEnd
= (cEnd
-1) - analysis
->pItem
[iItem
].iCharPos
;
1318 runEnd
= (analysis
->pItem
[iItem
+1].iCharPos
- analysis
->pItem
[iItem
].iCharPos
) - 1;
1320 if (analysis
->pItem
[iItem
].a
.fRTL
)
1322 if (cEnd
>= 0 && cEnd
< analysis
->pItem
[iItem
+1].iCharPos
)
1323 ScriptStringCPtoX(ssa
, cEnd
, FALSE
, &off_x
);
1325 ScriptStringCPtoX(ssa
, analysis
->pItem
[iItem
+1].iCharPos
-1, TRUE
, &off_x
);
1329 if (cStart
>=0 && runStart
)
1330 ScriptStringCPtoX(ssa
, cStart
, FALSE
, &off_x
);
1332 ScriptStringCPtoX(ssa
, analysis
->pItem
[iItem
].iCharPos
, FALSE
, &off_x
);
1335 if (analysis
->pItem
[iItem
].a
.fRTL
)
1336 iGlyph
= analysis
->glyphs
[iItem
].pwLogClust
[runEnd
];
1338 iGlyph
= analysis
->glyphs
[iItem
].pwLogClust
[runStart
];
1340 if (analysis
->pItem
[iItem
].a
.fRTL
)
1341 cGlyphs
= analysis
->glyphs
[iItem
].pwLogClust
[runStart
] - iGlyph
;
1343 cGlyphs
= analysis
->glyphs
[iItem
].pwLogClust
[runEnd
] - iGlyph
;
1347 hr
= ScriptTextOut(analysis
->hdc
,
1348 (SCRIPT_CACHE
*)&analysis
->glyphs
[iItem
].sc
, iX
+ off_x
,
1349 iY
, uOptions
, prc
, &analysis
->pItem
[iItem
].a
, NULL
, 0,
1350 &analysis
->glyphs
[iItem
].glyphs
[iGlyph
], cGlyphs
,
1351 &analysis
->glyphs
[iItem
].piAdvance
[iGlyph
], NULL
,
1352 &analysis
->glyphs
[iItem
].pGoffset
[iGlyph
]);
1354 TRACE("ScriptTextOut hr=%08x\n", hr
);
1358 SetBkColor(analysis
->hdc
, BkColor
);
1359 SetBkMode( analysis
->hdc
, BkMode
);
1361 SetTextColor(analysis
->hdc
, TextColor
);
1363 if (analysis
->glyphs
[iItem
].fallbackFont
)
1364 SelectObject(analysis
->hdc
, oldFont
);
1369 /***********************************************************************
1370 * ScriptStringOut (USP10.@)
1372 * This function takes the output of ScriptStringAnalyse and joins the segments
1373 * of glyphs and passes the resulting string to ScriptTextOut. ScriptStringOut
1374 * only processes glyphs.
1377 * ssa [I] buffer to hold the analysed string components
1378 * iX [I] X axis displacement for output
1379 * iY [I] Y axis displacement for output
1380 * uOptions [I] flags controling output processing
1381 * prc [I] rectangle coordinates
1382 * iMinSel [I] starting pos for substringing output string
1383 * iMaxSel [I] ending pos for substringing output string
1384 * fDisabled [I] controls text highlighting
1388 * Failure: is the value returned by ScriptTextOut
1390 HRESULT WINAPI
ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa
,
1399 StringAnalysis
*analysis
;
1403 TRACE("(%p,%d,%d,0x%1x,%p,%d,%d,%d)\n",
1404 ssa
, iX
, iY
, uOptions
, prc
, iMinSel
, iMaxSel
, fDisabled
);
1406 if (!(analysis
= ssa
)) return E_INVALIDARG
;
1407 if (!(analysis
->dwFlags
& SSA_GLYPHS
)) return E_INVALIDARG
;
1409 for (item
= 0; item
< analysis
->numItems
; item
++)
1411 hr
= SS_ItemOut( ssa
, iX
, iY
, analysis
->logical2visual
[item
], -1, -1, uOptions
, prc
, FALSE
, fDisabled
);
1416 if (iMinSel
< iMaxSel
&& (iMinSel
> 0 || iMaxSel
> 0))
1418 if (iMaxSel
> 0 && iMinSel
< 0)
1420 for (item
= 0; item
< analysis
->numItems
; item
++)
1422 hr
= SS_ItemOut( ssa
, iX
, iY
, analysis
->logical2visual
[item
], iMinSel
, iMaxSel
, uOptions
, prc
, TRUE
, fDisabled
);
1431 /***********************************************************************
1432 * ScriptStringCPtoX (USP10.@)
1435 HRESULT WINAPI
ScriptStringCPtoX(SCRIPT_STRING_ANALYSIS ssa
, int icp
, BOOL fTrailing
, int* pX
)
1439 StringAnalysis
* analysis
= ssa
;
1441 TRACE("(%p), %d, %d, (%p)\n", ssa
, icp
, fTrailing
, pX
);
1443 if (!ssa
|| !pX
) return S_FALSE
;
1444 if (!(analysis
->dwFlags
& SSA_GLYPHS
)) return S_FALSE
;
1446 /* icp out of range */
1449 analysis
->invalid
= TRUE
;
1450 return E_INVALIDARG
;
1453 for(item
=0; item
<analysis
->numItems
; item
++)
1458 i
= analysis
->logical2visual
[item
];
1459 CP
= analysis
->pItem
[i
+1].iCharPos
- analysis
->pItem
[i
].iCharPos
;
1460 /* initialize max extents for uninitialized runs */
1461 if (analysis
->glyphs
[i
].iMaxPosX
== -1)
1463 if (analysis
->pItem
[i
].a
.fRTL
)
1464 ScriptCPtoX(0, FALSE
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
1465 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
1466 &analysis
->pItem
[i
].a
, &analysis
->glyphs
[i
].iMaxPosX
);
1468 ScriptCPtoX(CP
, TRUE
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
1469 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
1470 &analysis
->pItem
[i
].a
, &analysis
->glyphs
[i
].iMaxPosX
);
1473 if (icp
>= analysis
->pItem
[i
+1].iCharPos
|| icp
< analysis
->pItem
[i
].iCharPos
)
1475 runningX
+= analysis
->glyphs
[i
].iMaxPosX
;
1479 icp
-= analysis
->pItem
[i
].iCharPos
;
1480 ScriptCPtoX(icp
, fTrailing
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
1481 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
1482 &analysis
->pItem
[i
].a
, &offset
);
1489 /* icp out of range */
1490 analysis
->invalid
= TRUE
;
1491 return E_INVALIDARG
;
1494 /***********************************************************************
1495 * ScriptStringXtoCP (USP10.@)
1498 HRESULT WINAPI
ScriptStringXtoCP(SCRIPT_STRING_ANALYSIS ssa
, int iX
, int* piCh
, int* piTrailing
)
1500 StringAnalysis
* analysis
= ssa
;
1503 TRACE("(%p), %d, (%p), (%p)\n", ssa
, iX
, piCh
, piTrailing
);
1505 if (!ssa
|| !piCh
|| !piTrailing
) return S_FALSE
;
1506 if (!(analysis
->dwFlags
& SSA_GLYPHS
)) return S_FALSE
;
1511 if (analysis
->pItem
[0].a
.fRTL
)
1514 *piTrailing
= FALSE
;
1524 for(item
=0; item
<analysis
->numItems
; item
++)
1529 for (i
= 0; i
< analysis
->numItems
&& analysis
->logical2visual
[i
] != item
; i
++)
1532 CP
= analysis
->pItem
[i
+1].iCharPos
- analysis
->pItem
[i
].iCharPos
;
1533 /* initialize max extents for uninitialized runs */
1534 if (analysis
->glyphs
[i
].iMaxPosX
== -1)
1536 if (analysis
->pItem
[i
].a
.fRTL
)
1537 ScriptCPtoX(0, FALSE
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
1538 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
1539 &analysis
->pItem
[i
].a
, &analysis
->glyphs
[i
].iMaxPosX
);
1541 ScriptCPtoX(CP
, TRUE
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
1542 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
1543 &analysis
->pItem
[i
].a
, &analysis
->glyphs
[i
].iMaxPosX
);
1546 if (iX
> analysis
->glyphs
[i
].iMaxPosX
)
1548 iX
-= analysis
->glyphs
[i
].iMaxPosX
;
1552 ScriptXtoCP(iX
, CP
, analysis
->glyphs
[i
].numGlyphs
, analysis
->glyphs
[i
].pwLogClust
,
1553 analysis
->glyphs
[i
].psva
, analysis
->glyphs
[i
].piAdvance
,
1554 &analysis
->pItem
[i
].a
, piCh
, piTrailing
);
1555 *piCh
+= analysis
->pItem
[i
].iCharPos
;
1561 *piCh
= analysis
->pItem
[analysis
->numItems
].iCharPos
;
1562 *piTrailing
= FALSE
;
1568 /***********************************************************************
1569 * ScriptStringFree (USP10.@)
1571 * Free a string analysis.
1574 * pssa [I] string analysis.
1578 * Failure: Non-zero HRESULT value.
1580 HRESULT WINAPI
ScriptStringFree(SCRIPT_STRING_ANALYSIS
*pssa
)
1582 StringAnalysis
* analysis
;
1586 TRACE("(%p)\n", pssa
);
1588 if (!pssa
|| !(analysis
= *pssa
)) return E_INVALIDARG
;
1590 invalid
= analysis
->invalid
;
1592 if (analysis
->glyphs
)
1594 for (i
= 0; i
< analysis
->numItems
; i
++)
1596 heap_free(analysis
->glyphs
[i
].glyphs
);
1597 heap_free(analysis
->glyphs
[i
].pwLogClust
);
1598 heap_free(analysis
->glyphs
[i
].piAdvance
);
1599 heap_free(analysis
->glyphs
[i
].psva
);
1600 heap_free(analysis
->glyphs
[i
].pGoffset
);
1601 heap_free(analysis
->glyphs
[i
].abc
);
1602 if (analysis
->glyphs
[i
].fallbackFont
)
1603 DeleteObject(analysis
->glyphs
[i
].fallbackFont
);
1604 ScriptFreeCache((SCRIPT_CACHE
*)&analysis
->glyphs
[i
].sc
);
1605 heap_free(analysis
->glyphs
[i
].sc
);
1607 heap_free(analysis
->glyphs
);
1610 heap_free(analysis
->pItem
);
1611 heap_free(analysis
->logattrs
);
1612 heap_free(analysis
->sz
);
1613 heap_free(analysis
->logical2visual
);
1614 heap_free(analysis
);
1616 if (invalid
) return E_INVALIDARG
;
1620 /***********************************************************************
1621 * ScriptCPtoX (USP10.@)
1624 HRESULT WINAPI
ScriptCPtoX(int iCP
,
1628 const WORD
*pwLogClust
,
1629 const SCRIPT_VISATTR
*psva
,
1630 const int *piAdvance
,
1631 const SCRIPT_ANALYSIS
*psa
,
1639 float special_size
= 0.0;
1643 TRACE("(%d,%d,%d,%d,%p,%p,%p,%p,%p)\n",
1644 iCP
, fTrailing
, cChars
, cGlyphs
, pwLogClust
, psva
, piAdvance
,
1647 if (psa
->fRTL
&& ! psa
->fLogicalOrder
)
1655 int max_clust
= pwLogClust
[0];
1657 for (item
=0; item
< cGlyphs
; item
++)
1658 if (pwLogClust
[item
] > max_clust
)
1660 ERR("We do not handle non reversed clusters properly\n");
1665 for (item
= max_clust
; item
>=0; item
--)
1666 iMaxPos
+= piAdvance
[item
];
1670 for (item
=0; item
< iCP
&& item
< cChars
; item
++)
1672 if (iSpecial
== -1 && (iCluster
== -1 || (iCluster
!= -1 && iCluster
+clust_size
<= item
)))
1675 int clust
= pwLogClust
[item
];
1680 for (check
= item
+1; check
< cChars
; check
++)
1682 if (pwLogClust
[check
] == clust
)
1691 if (check
>= cChars
&& !iMaxPos
)
1693 for (check
= clust
; check
< cChars
; check
++)
1694 special_size
+= piAdvance
[check
];
1696 special_size
/= (cChars
- item
);
1697 iPosX
+= special_size
;
1701 if (scriptInformation
[psa
->eScript
].props
.fNeedsCaretInfo
)
1704 if (clust_size
== 0)
1705 iPosX
+= piAdvance
[clust
];
1708 iPosX
+= piAdvance
[clust
] / (float)clust_size
;
1711 else if (iSpecial
!= -1)
1712 iPosX
+= special_size
;
1713 else /* (iCluster != -1) */
1715 if (scriptInformation
[psa
->eScript
].props
.fNeedsCaretInfo
)
1718 if (clust_size
== 0)
1719 iPosX
+= piAdvance
[pwLogClust
[iCluster
]];
1722 iPosX
+= piAdvance
[pwLogClust
[iCluster
]] / (float)clust_size
;
1728 iPosX
= iMaxPos
- iPosX
;
1734 TRACE("*piX=%d\n", *piX
);
1738 /***********************************************************************
1739 * ScriptXtoCP (USP10.@)
1742 HRESULT WINAPI
ScriptXtoCP(int iX
,
1745 const WORD
*pwLogClust
,
1746 const SCRIPT_VISATTR
*psva
,
1747 const int *piAdvance
,
1748 const SCRIPT_ANALYSIS
*psa
,
1759 float special_size
= 0.0;
1762 TRACE("(%d,%d,%d,%p,%p,%p,%p,%p,%p)\n",
1763 iX
, cChars
, cGlyphs
, pwLogClust
, psva
, piAdvance
,
1764 psa
, piCP
, piTrailing
);
1766 if (psa
->fRTL
&& ! psa
->fLogicalOrder
)
1771 int max_clust
= pwLogClust
[0];
1780 for (item
=0; item
< cChars
; item
++)
1781 if (pwLogClust
[item
] > max_clust
)
1783 ERR("We do not handle non reversed clusters properly\n");
1795 iPosX
= iLastPosX
= 0;
1800 for (; iPosX
<= iX
&& item
< cChars
&& item
>= 0; item
+=direction
)
1803 if (iSpecial
== -1 &&
1806 ((direction
> 0 && iCluster
+clust_size
<= item
) ||
1807 (direction
< 0 && iCluster
-clust_size
>= item
))
1813 int clust
= pwLogClust
[item
];
1819 for (check
= item
+direction
; check
< cChars
&& check
>= 0; check
+=direction
)
1821 if (pwLogClust
[check
] == clust
)
1830 if (check
>= cChars
&& direction
> 0)
1832 for (check
= clust
; check
< cChars
; check
++)
1833 special_size
+= piAdvance
[check
];
1835 special_size
/= (cChars
- item
);
1836 iPosX
+= special_size
;
1840 if (scriptInformation
[psa
->eScript
].props
.fNeedsCaretInfo
)
1843 iPosX
+= piAdvance
[clust
];
1847 iPosX
+= piAdvance
[clust
] / (float)clust_size
;
1850 else if (iSpecial
!= -1)
1851 iPosX
+= special_size
;
1852 else /* (iCluster != -1) */
1854 if (scriptInformation
[psa
->eScript
].props
.fNeedsCaretInfo
)
1857 iPosX
+= piAdvance
[pwLogClust
[iCluster
]];
1861 iPosX
+= piAdvance
[pwLogClust
[iCluster
]] / (float)clust_size
;
1869 if (item
< cChars
&& ((iPosX
- iLastPosX
) / 2.0) + iX
>= iPosX
)
1871 if (scriptInformation
[psa
->eScript
].props
.fNeedsCaretInfo
&& clust_size
> 1)
1872 item
+=(clust_size
-1);
1880 if (iX
== iLastPosX
)
1882 if (iX
>= iLastPosX
&& iX
<= iPosX
)
1885 if (iLastPosX
== iX
)
1887 else if (item
< 0 || ((iLastPosX
- iPosX
) / 2.0) + iX
<= iLastPosX
)
1889 if (scriptInformation
[psa
->eScript
].props
.fNeedsCaretInfo
&& clust_size
> 1)
1890 item
-=(clust_size
-1);
1899 TRACE("*piCP=%d\n", *piCP
);
1900 TRACE("*piTrailing=%d\n", *piTrailing
);
1904 /***********************************************************************
1905 * ScriptBreak (USP10.@)
1907 * Retrieve line break information.
1910 * chars [I] Array of characters.
1911 * sa [I] String analysis.
1912 * la [I] Array of logical attribute structures.
1918 HRESULT WINAPI
ScriptBreak(const WCHAR
*chars
, int count
, const SCRIPT_ANALYSIS
*sa
, SCRIPT_LOGATTR
*la
)
1920 TRACE("(%s, %d, %p, %p)\n", debugstr_wn(chars
, count
), count
, sa
, la
);
1922 if (!la
) return S_FALSE
;
1924 BREAK_line(chars
, count
, sa
, la
);
1929 /***********************************************************************
1930 * ScriptIsComplex (USP10.@)
1932 * Determine if a string is complex.
1935 * chars [I] Array of characters to test.
1936 * len [I] Length in characters.
1944 HRESULT WINAPI
ScriptIsComplex(const WCHAR
*chars
, int len
, DWORD flag
)
1948 TRACE("(%s,%d,0x%x)\n", debugstr_wn(chars
, len
), len
, flag
);
1950 for (i
= 0; i
< len
; i
++)
1954 if ((flag
& SIC_ASCIIDIGIT
) && chars
[i
] >= 0x30 && chars
[i
] <= 0x39)
1957 script
= get_char_script(chars
[i
]);
1958 if ((scriptInformation
[script
].props
.fComplex
&& (flag
& SIC_COMPLEX
))||
1959 (!scriptInformation
[script
].props
.fComplex
&& (flag
& SIC_NEUTRAL
)))
1965 /***********************************************************************
1966 * ScriptShapeOpenType (USP10.@)
1968 * Produce glyphs and visual attributes for a run.
1971 * hdc [I] Device context.
1972 * psc [I/O] Opaque pointer to a script cache.
1973 * psa [I/O] Script analysis.
1974 * tagScript [I] The OpenType tag for the Script
1975 * tagLangSys [I] The OpenType tag for the Language
1976 * rcRangeChars[I] Array of Character counts in each range
1977 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
1978 * cRanges [I] Count of ranges
1979 * pwcChars [I] Array of characters specifying the run.
1980 * cChars [I] Number of characters in pwcChars.
1981 * cMaxGlyphs [I] Length of pwOutGlyphs.
1982 * pwLogClust [O] Array of logical cluster info.
1983 * pCharProps [O] Array of character property values
1984 * pwOutGlyphs [O] Array of glyphs.
1985 * pOutGlyphProps [O] Array of attributes for the retrieved glyphs
1986 * pcGlyphs [O] Number of glyphs returned.
1990 * Failure: Non-zero HRESULT value.
1992 HRESULT WINAPI
ScriptShapeOpenType( HDC hdc
, SCRIPT_CACHE
*psc
,
1993 SCRIPT_ANALYSIS
*psa
, OPENTYPE_TAG tagScript
,
1994 OPENTYPE_TAG tagLangSys
, int *rcRangeChars
,
1995 TEXTRANGE_PROPERTIES
**rpRangeProperties
,
1996 int cRanges
, const WCHAR
*pwcChars
, int cChars
,
1997 int cMaxGlyphs
, WORD
*pwLogClust
,
1998 SCRIPT_CHARPROP
*pCharProps
, WORD
*pwOutGlyphs
,
1999 SCRIPT_GLYPHPROP
*pOutGlyphProps
, int *pcGlyphs
)
2005 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %d, %d, %p, %p, %p, %p, %p )\n",
2007 debugstr_an((char*)&tagScript
,4), debugstr_an((char*)&tagLangSys
,4),
2008 rcRangeChars
, rpRangeProperties
, cRanges
, debugstr_wn(pwcChars
, cChars
),
2009 cChars
, cMaxGlyphs
, pwLogClust
, pCharProps
, pwOutGlyphs
, pOutGlyphProps
, pcGlyphs
);
2011 if (psa
) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa
->eScript
, psa
->fRTL
, psa
->fLayoutRTL
,
2012 psa
->fLinkBefore
, psa
->fLinkAfter
, psa
->fLogicalOrder
, psa
->fNoGlyphIndex
);
2014 if (!pOutGlyphProps
|| !pcGlyphs
|| !pCharProps
) return E_INVALIDARG
;
2015 if (cChars
> cMaxGlyphs
) return E_OUTOFMEMORY
;
2018 FIXME("Ranges not supported yet\n");
2020 rtl
= (psa
&& !psa
->fLogicalOrder
&& psa
->fRTL
);
2023 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
2024 if (!pwLogClust
) return E_FAIL
;
2026 ((ScriptCache
*)*psc
)->userScript
= tagScript
;
2027 ((ScriptCache
*)*psc
)->userLang
= tagLangSys
;
2029 /* set fNoGlyphIndex non truetype/opentype fonts */
2030 if (!psa
->fNoGlyphIndex
&& !((ScriptCache
*)*psc
)->sfnt
)
2031 psa
->fNoGlyphIndex
= TRUE
;
2033 /* Initialize a SCRIPT_VISATTR and LogClust for each char in this run */
2034 for (i
= 0; i
< cChars
; i
++)
2037 if (rtl
) idx
= cChars
- 1 - i
;
2038 /* FIXME: set to better values */
2039 pOutGlyphProps
[i
].sva
.uJustification
= (pwcChars
[idx
] == ' ') ? SCRIPT_JUSTIFY_BLANK
: SCRIPT_JUSTIFY_CHARACTER
;
2040 pOutGlyphProps
[i
].sva
.fClusterStart
= 1;
2041 pOutGlyphProps
[i
].sva
.fDiacritic
= 0;
2042 pOutGlyphProps
[i
].sva
.fZeroWidth
= 0;
2043 pOutGlyphProps
[i
].sva
.fReserved
= 0;
2044 pOutGlyphProps
[i
].sva
.fShapeReserved
= 0;
2046 /* FIXME: have the shaping engine set this */
2047 pCharProps
[i
].fCanGlyphAlone
= 0;
2049 pwLogClust
[i
] = idx
;
2052 if (psa
&& !psa
->fNoGlyphIndex
)
2055 if ((hr
= SHAPE_CheckFontForRequiredFeatures(hdc
, (ScriptCache
*)*psc
, psa
)) != S_OK
) return hr
;
2057 rChars
= heap_alloc(sizeof(WCHAR
) * cChars
);
2058 if (!rChars
) return E_OUTOFMEMORY
;
2059 for (i
= 0; i
< cChars
; i
++)
2063 if (rtl
) idx
= cChars
- 1 - i
;
2065 chInput
= mirror_char(pwcChars
[idx
]);
2067 chInput
= pwcChars
[idx
];
2068 /* special case for tabs */
2069 if (chInput
== 0x0009)
2071 if (!(pwOutGlyphs
[i
] = get_cache_glyph(psc
, chInput
)))
2074 if (!hdc
) return E_PENDING
;
2075 if (GetGlyphIndicesW(hdc
, &chInput
, 1, &glyph
, 0) == GDI_ERROR
) return S_FALSE
;
2076 pwOutGlyphs
[i
] = set_cache_glyph(psc
, chInput
, glyph
);
2078 rChars
[i
] = chInput
;
2081 SHAPE_ContextualShaping(hdc
, (ScriptCache
*)*psc
, psa
, rChars
, cChars
, pwOutGlyphs
, pcGlyphs
, cMaxGlyphs
, pwLogClust
);
2082 SHAPE_ApplyDefaultOpentypeFeatures(hdc
, (ScriptCache
*)*psc
, psa
, pwOutGlyphs
, pcGlyphs
, cMaxGlyphs
, cChars
, pwLogClust
);
2083 SHAPE_CharGlyphProp(hdc
, (ScriptCache
*)*psc
, psa
, pwcChars
, cChars
, pwOutGlyphs
, *pcGlyphs
, pwLogClust
, pCharProps
, pOutGlyphProps
);
2088 TRACE("no glyph translation\n");
2089 for (i
= 0; i
< cChars
; i
++)
2092 /* No mirroring done here */
2093 if (rtl
) idx
= cChars
- 1 - i
;
2094 pwOutGlyphs
[i
] = pwcChars
[idx
];
2102 /***********************************************************************
2103 * ScriptShape (USP10.@)
2105 * Produce glyphs and visual attributes for a run.
2108 * hdc [I] Device context.
2109 * psc [I/O] Opaque pointer to a script cache.
2110 * pwcChars [I] Array of characters specifying the run.
2111 * cChars [I] Number of characters in pwcChars.
2112 * cMaxGlyphs [I] Length of pwOutGlyphs.
2113 * psa [I/O] Script analysis.
2114 * pwOutGlyphs [O] Array of glyphs.
2115 * pwLogClust [O] Array of logical cluster info.
2116 * psva [O] Array of visual attributes.
2117 * pcGlyphs [O] Number of glyphs returned.
2121 * Failure: Non-zero HRESULT value.
2123 HRESULT WINAPI
ScriptShape(HDC hdc
, SCRIPT_CACHE
*psc
, const WCHAR
*pwcChars
,
2124 int cChars
, int cMaxGlyphs
,
2125 SCRIPT_ANALYSIS
*psa
, WORD
*pwOutGlyphs
, WORD
*pwLogClust
,
2126 SCRIPT_VISATTR
*psva
, int *pcGlyphs
)
2130 SCRIPT_CHARPROP
*charProps
;
2131 SCRIPT_GLYPHPROP
*glyphProps
;
2133 if (!psva
|| !pcGlyphs
) return E_INVALIDARG
;
2134 if (cChars
> cMaxGlyphs
) return E_OUTOFMEMORY
;
2136 charProps
= heap_alloc_zero(sizeof(SCRIPT_CHARPROP
)*cChars
);
2137 if (!charProps
) return E_OUTOFMEMORY
;
2138 glyphProps
= heap_alloc_zero(sizeof(SCRIPT_GLYPHPROP
)*cMaxGlyphs
);
2139 if (!glyphProps
) return E_OUTOFMEMORY
;
2141 hr
= ScriptShapeOpenType(hdc
, psc
, psa
, scriptInformation
[psa
->eScript
].scriptTag
, 0, NULL
, NULL
, 0, pwcChars
, cChars
, cMaxGlyphs
, pwLogClust
, charProps
, pwOutGlyphs
, glyphProps
, pcGlyphs
);
2145 for (i
= 0; i
< *pcGlyphs
; i
++)
2146 psva
[i
] = glyphProps
[i
].sva
;
2149 heap_free(charProps
);
2150 heap_free(glyphProps
);
2155 /***********************************************************************
2156 * ScriptPlaceOpenType (USP10.@)
2158 * Produce advance widths for a run.
2161 * hdc [I] Device context.
2162 * psc [I/O] Opaque pointer to a script cache.
2163 * psa [I/O] String analysis.
2164 * tagScript [I] The OpenType tag for the Script
2165 * tagLangSys [I] The OpenType tag for the Language
2166 * rcRangeChars[I] Array of Character counts in each range
2167 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
2168 * cRanges [I] Count of ranges
2169 * pwcChars [I] Array of characters specifying the run.
2170 * pwLogClust [I] Array of logical cluster info
2171 * pCharProps [I] Array of character property values
2172 * cChars [I] Number of characters in pwcChars.
2173 * pwGlyphs [I] Array of glyphs.
2174 * pGlyphProps [I] Array of attributes for the retrieved glyphs
2175 * cGlyphs [I] Count of Glyphs
2176 * piAdvance [O] Array of advance widths.
2177 * pGoffset [O] Glyph offsets.
2178 * pABC [O] Combined ABC width.
2182 * Failure: Non-zero HRESULT value.
2185 HRESULT WINAPI
ScriptPlaceOpenType( HDC hdc
, SCRIPT_CACHE
*psc
, SCRIPT_ANALYSIS
*psa
,
2186 OPENTYPE_TAG tagScript
, OPENTYPE_TAG tagLangSys
,
2187 int *rcRangeChars
, TEXTRANGE_PROPERTIES
**rpRangeProperties
,
2188 int cRanges
, const WCHAR
*pwcChars
, WORD
*pwLogClust
,
2189 SCRIPT_CHARPROP
*pCharProps
, int cChars
,
2190 const WORD
*pwGlyphs
, const SCRIPT_GLYPHPROP
*pGlyphProps
,
2191 int cGlyphs
, int *piAdvance
,
2192 GOFFSET
*pGoffset
, ABC
*pABC
2198 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %p, %p, %d, %p, %p, %d, %p %p %p)\n",
2200 debugstr_an((char*)&tagScript
,4), debugstr_an((char*)&tagLangSys
,4),
2201 rcRangeChars
, rpRangeProperties
, cRanges
, debugstr_wn(pwcChars
, cChars
),
2202 pwLogClust
, pCharProps
, cChars
, pwGlyphs
, pGlyphProps
, cGlyphs
, piAdvance
,
2205 if (!pGlyphProps
) return E_INVALIDARG
;
2206 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
2207 if (!pGoffset
) return E_FAIL
;
2210 FIXME("Ranges not supported yet\n");
2212 ((ScriptCache
*)*psc
)->userScript
= tagScript
;
2213 ((ScriptCache
*)*psc
)->userLang
= tagLangSys
;
2215 if (pABC
) memset(pABC
, 0, sizeof(ABC
));
2216 for (i
= 0; i
< cGlyphs
; i
++)
2219 if (!get_cache_glyph_widths(psc
, pwGlyphs
[i
], &abc
))
2221 if (!hdc
) return E_PENDING
;
2222 if ((get_cache_pitch_family(psc
) & TMPF_TRUETYPE
) && !psa
->fNoGlyphIndex
)
2224 if (!GetCharABCWidthsI(hdc
, 0, 1, (WORD
*)&pwGlyphs
[i
], &abc
)) return S_FALSE
;
2229 if (!GetCharWidth32W(hdc
, pwGlyphs
[i
], pwGlyphs
[i
], &width
)) return S_FALSE
;
2231 abc
.abcA
= abc
.abcC
= 0;
2233 set_cache_glyph_widths(psc
, pwGlyphs
[i
], &abc
);
2237 pABC
->abcA
+= abc
.abcA
;
2238 pABC
->abcB
+= abc
.abcB
;
2239 pABC
->abcC
+= abc
.abcC
;
2241 /* FIXME: set to more reasonable values */
2242 pGoffset
[i
].du
= pGoffset
[i
].dv
= 0;
2243 if (piAdvance
) piAdvance
[i
] = abc
.abcA
+ abc
.abcB
+ abc
.abcC
;
2246 if (pABC
) TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC
->abcA
, pABC
->abcB
, pABC
->abcC
);
2250 /***********************************************************************
2251 * ScriptPlace (USP10.@)
2253 * Produce advance widths for a run.
2256 * hdc [I] Device context.
2257 * psc [I/O] Opaque pointer to a script cache.
2258 * pwGlyphs [I] Array of glyphs.
2259 * cGlyphs [I] Number of glyphs in pwGlyphs.
2260 * psva [I] Array of visual attributes.
2261 * psa [I/O] String analysis.
2262 * piAdvance [O] Array of advance widths.
2263 * pGoffset [O] Glyph offsets.
2264 * pABC [O] Combined ABC width.
2268 * Failure: Non-zero HRESULT value.
2270 HRESULT WINAPI
ScriptPlace(HDC hdc
, SCRIPT_CACHE
*psc
, const WORD
*pwGlyphs
,
2271 int cGlyphs
, const SCRIPT_VISATTR
*psva
,
2272 SCRIPT_ANALYSIS
*psa
, int *piAdvance
, GOFFSET
*pGoffset
, ABC
*pABC
)
2275 SCRIPT_GLYPHPROP
*glyphProps
;
2278 TRACE("(%p, %p, %p, %d, %p, %p, %p, %p, %p)\n", hdc
, psc
, pwGlyphs
, cGlyphs
, psva
, psa
,
2279 piAdvance
, pGoffset
, pABC
);
2281 if (!psva
) return E_INVALIDARG
;
2282 if (!pGoffset
) return E_FAIL
;
2284 glyphProps
= heap_alloc(sizeof(SCRIPT_GLYPHPROP
)*cGlyphs
);
2285 if (!glyphProps
) return E_OUTOFMEMORY
;
2287 for (i
= 0; i
< cGlyphs
; i
++)
2288 glyphProps
[i
].sva
= psva
[i
];
2290 hr
= ScriptPlaceOpenType(hdc
, psc
, psa
, scriptInformation
[psa
->eScript
].scriptTag
, 0, NULL
, NULL
, 0, NULL
, NULL
, NULL
, 0, pwGlyphs
, glyphProps
, cGlyphs
, piAdvance
, pGoffset
, pABC
);
2292 heap_free(glyphProps
);
2297 /***********************************************************************
2298 * ScriptGetCMap (USP10.@)
2300 * Retrieve glyph indices.
2303 * hdc [I] Device context.
2304 * psc [I/O] Opaque pointer to a script cache.
2305 * pwcInChars [I] Array of Unicode characters.
2306 * cChars [I] Number of characters in pwcInChars.
2307 * dwFlags [I] Flags.
2308 * pwOutGlyphs [O] Buffer to receive the array of glyph indices.
2312 * Failure: Non-zero HRESULT value.
2314 HRESULT WINAPI
ScriptGetCMap(HDC hdc
, SCRIPT_CACHE
*psc
, const WCHAR
*pwcInChars
,
2315 int cChars
, DWORD dwFlags
, WORD
*pwOutGlyphs
)
2320 TRACE("(%p,%p,%s,%d,0x%x,%p)\n", hdc
, psc
, debugstr_wn(pwcInChars
, cChars
),
2321 cChars
, dwFlags
, pwOutGlyphs
);
2323 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
2327 if ((get_cache_pitch_family(psc
) & TMPF_TRUETYPE
))
2329 for (i
= 0; i
< cChars
; i
++)
2332 if (dwFlags
== SGCM_RTL
)
2333 inChar
= mirror_char(pwcInChars
[i
]);
2335 inChar
= pwcInChars
[i
];
2336 if (!(pwOutGlyphs
[i
] = get_cache_glyph(psc
, inChar
)))
2339 if (!hdc
) return E_PENDING
;
2340 if (GetGlyphIndicesW(hdc
, &inChar
, 1, &glyph
, GGI_MARK_NONEXISTING_GLYPHS
) == GDI_ERROR
) return S_FALSE
;
2341 if (glyph
== 0xffff)
2346 pwOutGlyphs
[i
] = set_cache_glyph(psc
, inChar
, glyph
);
2352 TRACE("no glyph translation\n");
2353 for (i
= 0; i
< cChars
; i
++)
2356 if (dwFlags
== SGCM_RTL
)
2357 inChar
= mirror_char(pwcInChars
[i
]);
2359 inChar
= pwcInChars
[i
];
2360 pwOutGlyphs
[i
] = inChar
;
2366 /***********************************************************************
2367 * ScriptTextOut (USP10.@)
2370 HRESULT WINAPI
ScriptTextOut(const HDC hdc
, SCRIPT_CACHE
*psc
, int x
, int y
, UINT fuOptions
,
2371 const RECT
*lprc
, const SCRIPT_ANALYSIS
*psa
, const WCHAR
*pwcReserved
,
2372 int iReserved
, const WORD
*pwGlyphs
, int cGlyphs
, const int *piAdvance
,
2373 const int *piJustify
, const GOFFSET
*pGoffset
)
2377 TRACE("(%p, %p, %d, %d, %04x, %p, %p, %p, %d, %p, %d, %p, %p, %p)\n",
2378 hdc
, psc
, x
, y
, fuOptions
, lprc
, psa
, pwcReserved
, iReserved
, pwGlyphs
, cGlyphs
,
2379 piAdvance
, piJustify
, pGoffset
);
2381 if (!hdc
|| !psc
) return E_INVALIDARG
;
2382 if (!piAdvance
|| !psa
|| !pwGlyphs
) return E_INVALIDARG
;
2384 fuOptions
&= ETO_CLIPPED
+ ETO_OPAQUE
;
2385 fuOptions
|= ETO_IGNORELANGUAGE
;
2386 if (!psa
->fNoGlyphIndex
) /* Have Glyphs? */
2387 fuOptions
|= ETO_GLYPH_INDEX
; /* Say don't do translation to glyph */
2389 if (psa
->fRTL
&& psa
->fLogicalOrder
)
2394 rtlGlyphs
= heap_alloc(cGlyphs
* sizeof(WORD
));
2396 return E_OUTOFMEMORY
;
2398 for (i
= 0; i
< cGlyphs
; i
++)
2399 rtlGlyphs
[i
] = pwGlyphs
[cGlyphs
-1-i
];
2401 if (!ExtTextOutW(hdc
, x
, y
, fuOptions
, lprc
, rtlGlyphs
, cGlyphs
, NULL
))
2403 heap_free(rtlGlyphs
);
2406 if (!ExtTextOutW(hdc
, x
, y
, fuOptions
, lprc
, pwGlyphs
, cGlyphs
, NULL
))
2412 /***********************************************************************
2413 * ScriptCacheGetHeight (USP10.@)
2415 * Retrieve the height of the font in the cache.
2418 * hdc [I] Device context.
2419 * psc [I/O] Opaque pointer to a script cache.
2420 * height [O] Receives font height.
2424 * Failure: Non-zero HRESULT value.
2426 HRESULT WINAPI
ScriptCacheGetHeight(HDC hdc
, SCRIPT_CACHE
*psc
, LONG
*height
)
2430 TRACE("(%p, %p, %p)\n", hdc
, psc
, height
);
2432 if (!height
) return E_INVALIDARG
;
2433 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
2435 *height
= get_cache_height(psc
);
2439 /***********************************************************************
2440 * ScriptGetGlyphABCWidth (USP10.@)
2442 * Retrieve the width of a glyph.
2445 * hdc [I] Device context.
2446 * psc [I/O] Opaque pointer to a script cache.
2447 * glyph [I] Glyph to retrieve the width for.
2448 * abc [O] ABC widths of the glyph.
2452 * Failure: Non-zero HRESULT value.
2454 HRESULT WINAPI
ScriptGetGlyphABCWidth(HDC hdc
, SCRIPT_CACHE
*psc
, WORD glyph
, ABC
*abc
)
2458 TRACE("(%p, %p, 0x%04x, %p)\n", hdc
, psc
, glyph
, abc
);
2460 if (!abc
) return E_INVALIDARG
;
2461 if ((hr
= init_script_cache(hdc
, psc
)) != S_OK
) return hr
;
2463 if (!get_cache_glyph_widths(psc
, glyph
, abc
))
2465 if (!hdc
) return E_PENDING
;
2466 if ((get_cache_pitch_family(psc
) & TMPF_TRUETYPE
))
2468 if (!GetCharABCWidthsI(hdc
, 0, 1, &glyph
, abc
)) return S_FALSE
;
2473 if (!GetCharWidth32W(hdc
, glyph
, glyph
, &width
)) return S_FALSE
;
2475 abc
->abcA
= abc
->abcC
= 0;
2477 set_cache_glyph_widths(psc
, glyph
, abc
);
2482 /***********************************************************************
2483 * ScriptLayout (USP10.@)
2485 * Map embedding levels to visual and/or logical order.
2488 * runs [I] Size of level array.
2489 * level [I] Array of embedding levels.
2490 * vistolog [O] Map of embedding levels from visual to logical order.
2491 * logtovis [O] Map of embedding levels from logical to visual order.
2495 * Failure: Non-zero HRESULT value.
2498 * This stub works correctly for any sequence of a single
2499 * embedding level but not for sequences of different
2500 * embedding levels, i.e. mixtures of RTL and LTR scripts.
2502 HRESULT WINAPI
ScriptLayout(int runs
, const BYTE
*level
, int *vistolog
, int *logtovis
)
2507 TRACE("(%d, %p, %p, %p)\n", runs
, level
, vistolog
, logtovis
);
2509 if (!level
|| (!vistolog
&& !logtovis
))
2510 return E_INVALIDARG
;
2512 indexs
= heap_alloc(sizeof(int) * runs
);
2514 return E_OUTOFMEMORY
;
2519 for( ich
= 0; ich
< runs
; ich
++)
2524 ich
+= BIDI_ReorderV2lLevel(0, indexs
+ich
, level
+ich
, runs
- ich
, FALSE
);
2525 for (ich
= 0; ich
< runs
; ich
++)
2526 vistolog
[ich
] = indexs
[ich
];
2532 for( ich
= 0; ich
< runs
; ich
++)
2537 ich
+= BIDI_ReorderL2vLevel(0, indexs
+ich
, level
+ich
, runs
- ich
, FALSE
);
2538 for (ich
= 0; ich
< runs
; ich
++)
2539 logtovis
[ich
] = indexs
[ich
];
2546 /***********************************************************************
2547 * ScriptStringGetLogicalWidths (USP10.@)
2549 * Returns logical widths from a string analysis.
2552 * ssa [I] string analysis.
2553 * piDx [O] logical widths returned.
2557 * Failure: a non-zero HRESULT.
2559 HRESULT WINAPI
ScriptStringGetLogicalWidths(SCRIPT_STRING_ANALYSIS ssa
, int *piDx
)
2562 StringAnalysis
*analysis
= ssa
;
2564 TRACE("%p, %p\n", ssa
, piDx
);
2566 if (!analysis
) return S_FALSE
;
2567 if (!(analysis
->dwFlags
& SSA_GLYPHS
)) return S_FALSE
;
2569 for (i
= 0; i
< analysis
->numItems
; i
++)
2571 int cChar
= analysis
->pItem
[i
+1].iCharPos
- analysis
->pItem
[i
].iCharPos
;
2572 for (j
= 0; j
< cChar
; j
++)
2575 int glyph
= analysis
->glyphs
[i
].pwLogClust
[j
];
2576 piDx
[next
] = analysis
->glyphs
[i
].piAdvance
[glyph
];
2583 /***********************************************************************
2584 * ScriptStringValidate (USP10.@)
2586 * Validate a string analysis.
2589 * ssa [I] string analysis.
2593 * Failure: S_FALSE if invalid sequences are found
2594 * or a non-zero HRESULT if it fails.
2596 HRESULT WINAPI
ScriptStringValidate(SCRIPT_STRING_ANALYSIS ssa
)
2598 StringAnalysis
*analysis
= ssa
;
2600 TRACE("(%p)\n", ssa
);
2602 if (!analysis
) return E_INVALIDARG
;
2603 return (analysis
->invalid
) ? S_FALSE
: S_OK
;
2606 /***********************************************************************
2607 * ScriptString_pSize (USP10.@)
2609 * Retrieve width and height of an analysed string.
2612 * ssa [I] string analysis.
2615 * Success: Pointer to a SIZE structure.
2618 const SIZE
* WINAPI
ScriptString_pSize(SCRIPT_STRING_ANALYSIS ssa
)
2621 StringAnalysis
*analysis
= ssa
;
2623 TRACE("(%p)\n", ssa
);
2625 if (!analysis
) return NULL
;
2626 if (!(analysis
->dwFlags
& SSA_GLYPHS
)) return NULL
;
2630 if (!(analysis
->sz
= heap_alloc(sizeof(SIZE
)))) return NULL
;
2631 analysis
->sz
->cy
= analysis
->glyphs
[0].sc
->tm
.tmHeight
;
2633 analysis
->sz
->cx
= 0;
2634 for (i
= 0; i
< analysis
->numItems
; i
++)
2636 if (analysis
->glyphs
[i
].sc
->tm
.tmHeight
> analysis
->sz
->cy
)
2637 analysis
->sz
->cy
= analysis
->glyphs
[i
].sc
->tm
.tmHeight
;
2638 for (j
= 0; j
< analysis
->glyphs
[i
].numGlyphs
; j
++)
2639 analysis
->sz
->cx
+= analysis
->glyphs
[i
].piAdvance
[j
];
2642 return analysis
->sz
;
2645 /***********************************************************************
2646 * ScriptString_pLogAttr (USP10.@)
2648 * Retrieve logical attributes of an analysed string.
2651 * ssa [I] string analysis.
2654 * Success: Pointer to an array of SCRIPT_LOGATTR structures.
2657 const SCRIPT_LOGATTR
* WINAPI
ScriptString_pLogAttr(SCRIPT_STRING_ANALYSIS ssa
)
2659 StringAnalysis
*analysis
= ssa
;
2661 TRACE("(%p)\n", ssa
);
2663 if (!analysis
) return NULL
;
2664 if (!(analysis
->dwFlags
& SSA_BREAK
)) return NULL
;
2665 return analysis
->logattrs
;
2668 /***********************************************************************
2669 * ScriptString_pcOutChars (USP10.@)
2671 * Retrieve the length of a string after clipping.
2674 * ssa [I] String analysis.
2677 * Success: Pointer to the length.
2680 const int * WINAPI
ScriptString_pcOutChars(SCRIPT_STRING_ANALYSIS ssa
)
2682 StringAnalysis
*analysis
= ssa
;
2684 TRACE("(%p)\n", ssa
);
2686 if (!analysis
) return NULL
;
2687 return &analysis
->clip_len
;
2690 /***********************************************************************
2691 * ScriptStringGetOrder (USP10.@)
2693 * Retrieve a glyph order map.
2696 * ssa [I] String analysis.
2697 * order [I/O] Array of glyph positions.
2701 * Failure: a non-zero HRESULT.
2703 HRESULT WINAPI
ScriptStringGetOrder(SCRIPT_STRING_ANALYSIS ssa
, UINT
*order
)
2707 StringAnalysis
*analysis
= ssa
;
2709 TRACE("(%p)\n", ssa
);
2711 if (!analysis
) return S_FALSE
;
2712 if (!(analysis
->dwFlags
& SSA_GLYPHS
)) return S_FALSE
;
2714 /* FIXME: handle RTL scripts */
2715 for (i
= 0, k
= 0; i
< analysis
->numItems
; i
++)
2716 for (j
= 0; j
< analysis
->glyphs
[i
].numGlyphs
; j
++, k
++)
2722 /***********************************************************************
2723 * ScriptGetLogicalWidths (USP10.@)
2725 * Convert advance widths to logical widths.
2728 * sa [I] Script analysis.
2729 * nbchars [I] Number of characters.
2730 * nbglyphs [I] Number of glyphs.
2731 * glyph_width [I] Array of glyph widths.
2732 * log_clust [I] Array of logical clusters.
2733 * sva [I] Visual attributes.
2734 * widths [O] Array of logical widths.
2738 * Failure: a non-zero HRESULT.
2740 HRESULT WINAPI
ScriptGetLogicalWidths(const SCRIPT_ANALYSIS
*sa
, int nbchars
, int nbglyphs
,
2741 const int *glyph_width
, const WORD
*log_clust
,
2742 const SCRIPT_VISATTR
*sva
, int *widths
)
2746 TRACE("(%p, %d, %d, %p, %p, %p, %p)\n",
2747 sa
, nbchars
, nbglyphs
, glyph_width
, log_clust
, sva
, widths
);
2750 for (i
= 0; i
< nbchars
; i
++) widths
[i
] = glyph_width
[i
];
2754 /***********************************************************************
2755 * ScriptApplyLogicalWidth (USP10.@)
2757 * Generate glyph advance widths.
2760 * dx [I] Array of logical advance widths.
2761 * num_chars [I] Number of characters.
2762 * num_glyphs [I] Number of glyphs.
2763 * log_clust [I] Array of logical clusters.
2764 * sva [I] Visual attributes.
2765 * advance [I] Array of glyph advance widths.
2766 * sa [I] Script analysis.
2767 * abc [I/O] Summed ABC widths.
2768 * justify [O] Array of glyph advance widths.
2772 * Failure: a non-zero HRESULT.
2774 HRESULT WINAPI
ScriptApplyLogicalWidth(const int *dx
, int num_chars
, int num_glyphs
,
2775 const WORD
*log_clust
, const SCRIPT_VISATTR
*sva
,
2776 const int *advance
, const SCRIPT_ANALYSIS
*sa
,
2777 ABC
*abc
, int *justify
)
2781 FIXME("(%p, %d, %d, %p, %p, %p, %p, %p, %p)\n",
2782 dx
, num_chars
, num_glyphs
, log_clust
, sva
, advance
, sa
, abc
, justify
);
2784 for (i
= 0; i
< num_chars
; i
++) justify
[i
] = advance
[i
];
2788 HRESULT WINAPI
ScriptJustify(const SCRIPT_VISATTR
*sva
, const int *advance
,
2789 int num_glyphs
, int dx
, int min_kashida
, int *justify
)
2793 FIXME("(%p, %p, %d, %d, %d, %p)\n", sva
, advance
, num_glyphs
, dx
, min_kashida
, justify
);
2795 for (i
= 0; i
< num_glyphs
; i
++) justify
[i
] = advance
[i
];