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 /* Devanagari: U+0900–U+097F */
81 { Script_Devanagari, 0x900, 0x97f, Script_Devanagari_Numeric, 0},
82 /* Bengali: U+0980–U+09FF */
83 { Script_Bengali, 0x980, 0x9ff, Script_Bengali_Numeric, 0},
84 /* Gurmukhi: U+0A00–U+0A7F*/
85 { Script_Gurmukhi, 0xa00, 0xa7f, Script_Gurmukhi_Numeric, 0},
86 /* Gujarati: U+0A80–U+0AFF*/
87 { Script_Gujarati, 0xa80, 0xaff, Script_Gujarati_Numeric, 0},
88 /* Oriya: U+0B00–U+0B7F */
89 { Script_Oriya, 0xb00, 0xb7f, Script_Oriya_Numeric, 0},
90 /* Tamil: U+0B80–U+0BFF */
91 { Script_Tamil, 0xb80, 0xbff, Script_Tamil_Numeric, 0},
92 /* Telugu: U+0C00–U+0C7F */
93 { Script_Telugu, 0xc00, 0xc7f, Script_Telugu_Numeric, 0},
94 /* Kannada: U+0C80–U+0CFF */
95 { Script_Kannada, 0xc80, 0xcff, Script_Kannada_Numeric, 0},
96 /* Malayalam: U+0D00–U+0D7F */
97 { Script_Malayalam, 0xd00, 0xd7f, Script_Malayalam_Numeric, 0},
98 /* Sinhala: U+0D80–U+0DFF */
99 { Script_Sinhala, 0xd80, 0xdff, 0, 0},
100 /* Thai: U+0E00–U+0E7F */
101 { Script_Thai, 0xe00, 0xe7f, Script_Thai_Numeric, 0},
102 /* Lao: U+0E80–U+0EFF */
103 { Script_Lao, 0xe80, 0xeff, Script_Lao_Numeric, 0},
104 /* Tibetan: U+0F00–U+0FFF */
105 { Script_Tibetan, 0xf00, 0xfff, Script_Tibetan_Numeric, 0},
106 /* Georgian: U+10A0–U+10FF */
107 { Script_Georgian, 0x10a0, 0x10ff, 0, 0},
108 /* Vedic Extensions: U+1CD0-U+1CFF */
109 { Script_Devanagari, 0x1cd0, 0x1cff, Script_Devanagari_Numeric, 0},
110 /* Phonetic Extensions: U+1D00–U+1DBF */
111 { Script_Latin, 0x1d00, 0x1dbf, 0, 0},
112 /* Latin Extended Additional: U+1E00–U+1EFF */
113 { Script_Latin, 0x1e00, 0x1eff, 0, 0},
114 /* Greek Extended: U+1F00–U+1FFF */
115 { Script_Greek, 0x1f00, 0x1fff, 0, 0},
116 /* Latin Extended-C: U+2C60–U+2C7F */
117 { Script_Latin, 0x2c60, 0x2c7f, 0, 0},
118 /* Georgian: U+2D00–U+2D2F */
119 { Script_Georgian, 0x2d00, 0x2d2f, 0, 0},
120 /* Cyrillic Extended-A: U+2DE0–U+2DFF */
121 { Script_Cyrillic, 0x2de0, 0x2dff, 0, 0},
122 /* Cyrillic Extended-B: U+A640–U+A69F */
123 { Script_Cyrillic, 0xa640, 0xa69f, 0, 0},
124 /* Modifier Tone Letters: U+A700–U+A71F */
125 /* Latin Extended-D: U+A720–U+A7FF */
126 { Script_Latin, 0xa700, 0xa7ff, 0, 0},
127 /* Phags-pa: U+A840–U+A87F */
128 { Script_Phags_pa, 0xa840, 0xa87f, 0, 0},
129 /* Devanagari Extended: U+A8E0-U+A8FF */
130 { Script_Devanagari, 0xa8e0, 0xa8ff, Script_Devanagari_Numeric, 0},
131 /* Latin Ligatures: U+FB00–U+FB06 */
132 { Script_Latin, 0xfb00, 0xfb06, 0, 0},
133 /* Armenian ligatures U+FB13..U+FB17 */
134 { Script_Armenian, 0xfb13, 0xfb17, 0, 0},
135 /* Alphabetic Presentation Forms: U+FB1D–U+FB4F */
136 { Script_Hebrew, 0xfb1d, 0xfb4f, 0, 0},
137 /* Arabic Presentation Forms-A: U+FB50–U+FDFF*/
138 { Script_Arabic, 0xfb50, 0xfdff, 0, 0},
139 /* Arabic Presentation Forms-B: U+FE70–U+FEFF*/
140 { Script_Arabic, 0xfe70, 0xfeff, 0, 0},
142 { SCRIPT_UNDEFINED, 0, 0, 0}
145 typedef struct _scriptData
148 SCRIPT_PROPERTIES props;
149 OPENTYPE_TAG scriptTag;
152 /* the must be in order so that the index matches the Script value */
153 static const scriptData scriptInformation[] = {
154 {{SCRIPT_UNDEFINED, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
155 {LANG_NEUTRAL, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
157 {{Script_Latin, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
158 {LANG_ENGLISH, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
159 MS_MAKE_TAG('l','a','t','n')},
160 {{Script_CR, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
161 {LANG_NEUTRAL, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
163 {{Script_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
164 {LANG_ENGLISH, 1, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
166 {{Script_Control, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
167 {LANG_ENGLISH, 0, 1, 0, 0, ANSI_CHARSET, 1, 0, 0, 0, 0, 0, 1, 0, 0},
169 {{Script_Punctuation, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
170 {LANG_NEUTRAL, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
172 {{Script_Arabic, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
173 {LANG_ARABIC, 0, 1, 0, 0, ARABIC_CHARSET, 0, 0, 0, 0, 0, 0, 1, 1, 0},
174 MS_MAKE_TAG('a','r','a','b')},
175 {{Script_Arabic_Numeric, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
176 {LANG_ARABIC, 1, 1, 0, 0, ARABIC_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
177 MS_MAKE_TAG('a','r','a','b')},
178 {{Script_Hebrew, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
179 {LANG_HEBREW, 0, 1, 0, 1, HEBREW_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
180 MS_MAKE_TAG('h','e','b','r')},
181 {{Script_Syriac, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
182 {LANG_SYRIAC, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 1, 0},
183 MS_MAKE_TAG('s','y','r','c')},
184 {{Script_Persian, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
185 {LANG_PERSIAN, 1, 1, 0, 0, ARABIC_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
186 MS_MAKE_TAG('s','y','r','c')},
187 {{Script_Thaana, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
188 {LANG_DIVEHI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
189 MS_MAKE_TAG('t','h','a','a')},
190 {{Script_Greek, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
191 {LANG_GREEK, 0, 0, 0, 0, GREEK_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
192 MS_MAKE_TAG('g','r','e','k')},
193 {{Script_Cyrillic, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
194 {LANG_RUSSIAN, 0, 0, 0, 0, RUSSIAN_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
195 MS_MAKE_TAG('c','y','r','l')},
196 {{Script_Armenian, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
197 {LANG_ARMENIAN, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
198 MS_MAKE_TAG('a','r','m','n')},
199 {{Script_Georgian, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
200 {LANG_GEORGIAN, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
201 MS_MAKE_TAG('g','e','o','r')},
202 {{Script_Sinhala, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
203 {LANG_SINHALESE, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
204 MS_MAKE_TAG('s','i','n','h')},
205 {{Script_Tibetan, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
206 {LANG_TIBETAN, 0, 1, 1, 1, DEFAULT_CHARSET, 0, 0, 1, 0, 1, 0, 0, 0, 0},
207 MS_MAKE_TAG('t','i','b','t')},
208 {{Script_Tibetan_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
209 {LANG_TIBETAN, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
210 MS_MAKE_TAG('t','i','b','t')},
211 {{Script_Phags_pa, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
212 {LANG_MONGOLIAN, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
213 MS_MAKE_TAG('p','h','a','g')},
214 {{Script_Thai, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
215 {LANG_THAI, 0, 1, 1, 1, THAI_CHARSET, 0, 0, 1, 0, 1, 0, 0, 0, 1},
216 MS_MAKE_TAG('t','h','a','i')},
217 {{Script_Thai_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
218 {LANG_THAI, 1, 1, 0, 0, THAI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
219 MS_MAKE_TAG('t','h','a','i')},
220 {{Script_Lao, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
221 {LANG_LAO, 0, 1, 1, 1, DEFAULT_CHARSET, 0, 0, 1, 0, 1, 0, 0, 0, 0},
222 MS_MAKE_TAG('l','a','o',' ')},
223 {{Script_Lao_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
224 {LANG_LAO, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
225 MS_MAKE_TAG('l','a','o',' ')},
226 {{Script_Devanagari, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
227 {LANG_HINDI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
228 MS_MAKE_TAG('d','e','v','a')},
229 {{Script_Devanagari_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
230 {LANG_HINDI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
231 MS_MAKE_TAG('d','e','v','a')},
232 {{Script_Bengali, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
233 {LANG_BENGALI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
234 MS_MAKE_TAG('b','e','n','g')},
235 {{Script_Bengali_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
236 {LANG_BENGALI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
237 MS_MAKE_TAG('b','e','n','g')},
238 {{Script_Bengali_Currency, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
239 {LANG_BENGALI, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
240 MS_MAKE_TAG('b','e','n','g')},
241 {{Script_Gurmukhi, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
242 {LANG_PUNJABI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
243 MS_MAKE_TAG('g','u','r','u')},
244 {{Script_Gurmukhi_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
245 {LANG_PUNJABI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
246 MS_MAKE_TAG('g','u','r','u')},
247 {{Script_Gujarati, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
248 {LANG_GUJARATI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
249 MS_MAKE_TAG('g','u','j','r')},
250 {{Script_Gujarati_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
251 {LANG_GUJARATI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
252 MS_MAKE_TAG('g','u','j','r')},
253 {{Script_Gujarati_Currency, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
254 {LANG_GUJARATI, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
255 MS_MAKE_TAG('g','u','j','r')},
256 {{Script_Oriya, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
257 {LANG_ORIYA, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
258 MS_MAKE_TAG('o','r','y','a')},
259 {{Script_Oriya_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
260 {LANG_ORIYA, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
261 MS_MAKE_TAG('o','r','y','a')},
262 {{Script_Tamil, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
263 {LANG_TAMIL, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
264 MS_MAKE_TAG('t','a','m','l')},
265 {{Script_Tamil_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
266 {LANG_TAMIL, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
267 MS_MAKE_TAG('t','a','m','l')},
268 {{Script_Telugu, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
269 {LANG_TELUGU, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
270 MS_MAKE_TAG('t','e','l','u')},
271 {{Script_Telugu_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
272 {LANG_TELUGU, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
273 MS_MAKE_TAG('t','e','l','u')},
274 {{Script_Kannada, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
275 {LANG_KANNADA, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
276 MS_MAKE_TAG('k','n','d','a')},
277 {{Script_Kannada_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
278 {LANG_KANNADA, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
279 MS_MAKE_TAG('k','n','d','a')},
280 {{Script_Malayalam, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
281 {LANG_MALAYALAM, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
282 MS_MAKE_TAG('m','l','y','m')},
283 {{Script_Malayalam_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
284 {LANG_MALAYALAM, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
285 MS_MAKE_TAG('m','l','y','m')},
288 static const SCRIPT_PROPERTIES *script_props[] =
290 &scriptInformation[0].props, &scriptInformation[1].props,
291 &scriptInformation[2].props, &scriptInformation[3].props,
292 &scriptInformation[4].props, &scriptInformation[5].props,
293 &scriptInformation[6].props, &scriptInformation[7].props,
294 &scriptInformation[8].props, &scriptInformation[9].props,
295 &scriptInformation[10].props, &scriptInformation[11].props,
296 &scriptInformation[12].props, &scriptInformation[13].props,
297 &scriptInformation[14].props, &scriptInformation[15].props,
298 &scriptInformation[16].props, &scriptInformation[17].props,
299 &scriptInformation[18].props, &scriptInformation[19].props,
300 &scriptInformation[20].props, &scriptInformation[21].props,
301 &scriptInformation[22].props, &scriptInformation[23].props,
302 &scriptInformation[24].props, &scriptInformation[25].props,
303 &scriptInformation[26].props, &scriptInformation[27].props,
304 &scriptInformation[28].props, &scriptInformation[29].props,
305 &scriptInformation[30].props, &scriptInformation[31].props,
306 &scriptInformation[32].props, &scriptInformation[33].props,
307 &scriptInformation[34].props, &scriptInformation[35].props,
308 &scriptInformation[36].props, &scriptInformation[37].props,
309 &scriptInformation[38].props, &scriptInformation[39].props,
310 &scriptInformation[40].props, &scriptInformation[41].props,
311 &scriptInformation[42].props, &scriptInformation[43].props
319 SCRIPT_VISATTR* psva;
334 StringGlyphs* glyphs;
335 SCRIPT_LOGATTR* logattrs;
339 static inline void *heap_alloc(SIZE_T size)
341 return HeapAlloc(GetProcessHeap(), 0, size);
344 static inline void *heap_alloc_zero(SIZE_T size)
346 return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
349 static inline void *heap_realloc_zero(LPVOID mem, SIZE_T size)
351 return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, size);
354 static inline BOOL heap_free(LPVOID mem)
356 return HeapFree(GetProcessHeap(), 0, mem);
359 static inline WCHAR get_cache_default_char(SCRIPT_CACHE *psc)
361 return ((ScriptCache *)*psc)->tm.tmDefaultChar;
364 static inline LONG get_cache_height(SCRIPT_CACHE *psc)
366 return ((ScriptCache *)*psc)->tm.tmHeight;
369 static inline BYTE get_cache_pitch_family(SCRIPT_CACHE *psc)
371 return ((ScriptCache *)*psc)->tm.tmPitchAndFamily;
374 static inline WORD get_cache_glyph(SCRIPT_CACHE *psc, WCHAR c)
376 WORD *block = ((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
378 if (!block) return 0;
379 return block[c & GLYPH_BLOCK_MASK];
382 static inline WORD set_cache_glyph(SCRIPT_CACHE *psc, WCHAR c, WORD glyph)
384 WORD **block = &((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
386 if (!*block && !(*block = heap_alloc_zero(sizeof(WORD) * GLYPH_BLOCK_SIZE))) return 0;
387 return ((*block)[c & GLYPH_BLOCK_MASK] = glyph);
390 static inline BOOL get_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
392 static const ABC nil;
393 ABC *block = ((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
395 if (!block || !memcmp(&block[glyph & GLYPH_BLOCK_MASK], &nil, sizeof(ABC))) return FALSE;
396 memcpy(abc, &block[glyph & GLYPH_BLOCK_MASK], sizeof(ABC));
400 static inline BOOL set_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
402 ABC **block = &((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
404 if (!*block && !(*block = heap_alloc_zero(sizeof(ABC) * GLYPH_BLOCK_SIZE))) return FALSE;
405 memcpy(&(*block)[glyph & GLYPH_BLOCK_MASK], abc, sizeof(ABC));
409 static HRESULT init_script_cache(const HDC hdc, SCRIPT_CACHE *psc)
413 if (!psc) return E_INVALIDARG;
414 if (*psc) return S_OK;
415 if (!hdc) return E_PENDING;
417 if (!(sc = heap_alloc_zero(sizeof(ScriptCache)))) return E_OUTOFMEMORY;
418 if (!GetTextMetricsW(hdc, &sc->tm))
423 if (!GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(LOGFONTW), &sc->lf))
429 TRACE("<- %p\n", sc);
433 static WCHAR mirror_char( WCHAR ch )
435 extern const WCHAR wine_mirror_map[];
436 return ch + wine_mirror_map[wine_mirror_map[ch >> 8] + (ch & 0xff)];
439 static WORD get_char_script( WCHAR ch)
444 if (ch == 0xc || ch == 0x20 || ch == 0x202f)
447 GetStringTypeW(CT_CTYPE1, &ch, 1, &type);
450 return SCRIPT_UNDEFINED;
453 return Script_Control;
458 if (ch < scriptRanges[i].rangeFirst || scriptRanges[i].script == SCRIPT_UNDEFINED)
461 if (ch >= scriptRanges[i].rangeFirst && ch <= scriptRanges[i].rangeLast)
463 if (scriptRanges[i].numericScript && type & C1_DIGIT)
464 return scriptRanges[i].numericScript;
465 if (scriptRanges[i].punctScript && type & C1_PUNCT)
466 return scriptRanges[i].punctScript;
467 return scriptRanges[i].script;
472 return SCRIPT_UNDEFINED;
475 /***********************************************************************
479 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
483 case DLL_PROCESS_ATTACH:
484 DisableThreadLibraryCalls(hInstDLL);
486 case DLL_PROCESS_DETACH:
492 /***********************************************************************
493 * ScriptFreeCache (USP10.@)
495 * Free a script cache.
498 * psc [I/O] Script cache.
502 * Failure: Non-zero HRESULT value.
504 HRESULT WINAPI ScriptFreeCache(SCRIPT_CACHE *psc)
511 for (i = 0; i < GLYPH_MAX / GLYPH_BLOCK_SIZE; i++)
513 heap_free(((ScriptCache *)*psc)->glyphs[i]);
514 heap_free(((ScriptCache *)*psc)->widths[i]);
516 heap_free(((ScriptCache *)*psc)->GSUB_Table);
517 heap_free(((ScriptCache *)*psc)->GDEF_Table);
518 heap_free(((ScriptCache *)*psc)->features);
525 /***********************************************************************
526 * ScriptGetProperties (USP10.@)
528 * Retrieve a list of script properties.
531 * props [I] Pointer to an array of SCRIPT_PROPERTIES pointers.
532 * num [I] Pointer to the number of scripts.
536 * Failure: Non-zero HRESULT value.
539 * Behaviour matches WinXP.
541 HRESULT WINAPI ScriptGetProperties(const SCRIPT_PROPERTIES ***props, int *num)
543 TRACE("(%p,%p)\n", props, num);
545 if (!props && !num) return E_INVALIDARG;
547 if (num) *num = sizeof(script_props)/sizeof(script_props[0]);
548 if (props) *props = script_props;
553 /***********************************************************************
554 * ScriptGetFontProperties (USP10.@)
556 * Get information on special glyphs.
559 * hdc [I] Device context.
560 * psc [I/O] Opaque pointer to a script cache.
561 * sfp [O] Font properties structure.
563 HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPROPERTIES *sfp)
567 TRACE("%p,%p,%p\n", hdc, psc, sfp);
569 if (!sfp) return E_INVALIDARG;
570 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
572 if (sfp->cBytes != sizeof(SCRIPT_FONTPROPERTIES))
575 /* return something sensible? */
577 sfp->wgDefault = get_cache_default_char(psc);
579 sfp->wgKashida = 0xffff;
580 sfp->iKashidaWidth = 0;
585 /***********************************************************************
586 * ScriptRecordDigitSubstitution (USP10.@)
588 * Record digit substitution settings for a given locale.
591 * locale [I] Locale identifier.
592 * sds [I] Structure to record substitution settings.
596 * Failure: E_POINTER if sds is NULL, E_INVALIDARG otherwise.
599 * http://blogs.msdn.com/michkap/archive/2006/02/22/536877.aspx
601 HRESULT WINAPI ScriptRecordDigitSubstitution(LCID locale, SCRIPT_DIGITSUBSTITUTE *sds)
605 TRACE("0x%x, %p\n", locale, sds);
607 /* This implementation appears to be correct for all languages, but it's
608 * not clear if sds->DigitSubstitute is ever set to anything except
609 * CONTEXT or NONE in reality */
611 if (!sds) return E_POINTER;
613 locale = ConvertDefaultLocale(locale);
615 if (!IsValidLocale(locale, LCID_INSTALLED))
618 plgid = PRIMARYLANGID(LANGIDFROMLCID(locale));
619 sds->TraditionalDigitLanguage = plgid;
621 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
622 sds->NationalDigitLanguage = plgid;
624 sds->NationalDigitLanguage = LANG_ENGLISH;
626 if (!GetLocaleInfoW(locale, LOCALE_IDIGITSUBSTITUTION | LOCALE_RETURN_NUMBER,
627 (LPWSTR)&sub, sizeof(sub)/sizeof(WCHAR))) return E_INVALIDARG;
632 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
633 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_CONTEXT;
635 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
638 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
641 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NATIONAL;
644 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_TRADITIONAL;
652 /***********************************************************************
653 * ScriptApplyDigitSubstitution (USP10.@)
655 * Apply digit substitution settings.
658 * sds [I] Structure with recorded substitution settings.
659 * sc [I] Script control structure.
660 * ss [I] Script state structure.
664 * Failure: E_INVALIDARG if sds is invalid. Otherwise an HRESULT.
666 HRESULT WINAPI ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE *sds,
667 SCRIPT_CONTROL *sc, SCRIPT_STATE *ss)
669 SCRIPT_DIGITSUBSTITUTE psds;
671 TRACE("%p, %p, %p\n", sds, sc, ss);
673 if (!sc || !ss) return E_POINTER;
677 if (ScriptRecordDigitSubstitution(LOCALE_USER_DEFAULT, &psds) != S_OK)
681 sc->uDefaultLanguage = LANG_ENGLISH;
682 sc->fContextDigits = 0;
683 ss->fDigitSubstitute = 0;
685 switch (sds->DigitSubstitute) {
686 case SCRIPT_DIGITSUBSTITUTE_CONTEXT:
687 case SCRIPT_DIGITSUBSTITUTE_NATIONAL:
688 case SCRIPT_DIGITSUBSTITUTE_NONE:
689 case SCRIPT_DIGITSUBSTITUTE_TRADITIONAL:
696 /***********************************************************************
697 * ScriptItemizeOpenType (USP10.@)
699 * Split a Unicode string into shapeable parts.
702 * pwcInChars [I] String to split.
703 * cInChars [I] Number of characters in pwcInChars.
704 * cMaxItems [I] Maximum number of items to return.
705 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
706 * psState [I] Pointer to a SCRIPT_STATE structure.
707 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
708 * pScriptTags [O] Buffer to receive OPENTYPE_TAGs.
709 * pcItems [O] Number of script items returned.
713 * Failure: Non-zero HRESULT value.
715 HRESULT WINAPI ScriptItemizeOpenType(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
716 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
717 SCRIPT_ITEM *pItems, OPENTYPE_TAG *pScriptTags, int *pcItems)
720 #define Numeric_space 0x0020
724 int cnt = 0, index = 0, str = 0;
725 int New_Script = SCRIPT_UNDEFINED;
727 WORD *strength = NULL;
730 TRACE("%s,%d,%d,%p,%p,%p,%p\n", debugstr_wn(pwcInChars, cInChars), cInChars, cMaxItems,
731 psControl, psState, pItems, pcItems);
733 if (!pwcInChars || !cInChars || !pItems || cMaxItems < 2)
736 if (psState && psControl)
739 levels = heap_alloc_zero(cInChars * sizeof(WORD));
741 return E_OUTOFMEMORY;
743 BIDI_DetermineLevels(pwcInChars, cInChars, psState, psControl, levels);
744 baselevel = levels[0];
745 for (i = 0; i < cInChars; i++)
746 if (levels[i]!=levels[0])
748 if (i >= cInChars && !odd(baselevel))
755 if (!psControl->fMergeNeutralItems)
757 strength = heap_alloc_zero(cInChars * sizeof(WORD));
758 BIDI_GetStrengths(pwcInChars, cInChars, psControl, strength);
763 while ((pwcInChars[cnt] == Numeric_space || pwcInChars[cnt] == ZWJ || pwcInChars[cnt] == ZWNJ) && cnt < cInChars)
766 if (cnt == cInChars) /* All Spaces */
769 New_Script = get_char_script(pwcInChars[cnt]);
772 pItems[index].iCharPos = 0;
773 pItems[index].a = scriptInformation[get_char_script(pwcInChars[cnt])].a;
774 pScriptTags[index] = scriptInformation[get_char_script(pwcInChars[cnt])].scriptTag;
782 pItems[index].a.fRTL = odd(levels[cnt]);
783 pItems[index].a.fLayoutRTL = odd(levels[cnt]);
784 pItems[index].a.s.uBidiLevel = levels[cnt];
786 else if (!pItems[index].a.s.uBidiLevel)
788 pItems[index].a.s.uBidiLevel = baselevel;
789 pItems[index].a.fLayoutRTL = odd(baselevel);
790 pItems[index].a.fRTL = odd(baselevel);
793 TRACE("New_Level=%i New_Strength=%i New_Script=%d, eScript=%d index=%d cnt=%d iCharPos=%d\n",
794 levels?levels[cnt]:-1, str, New_Script, pItems[index].a.eScript, index, cnt,
795 pItems[index].iCharPos);
797 for (cnt=1; cnt < cInChars; cnt++)
799 if (levels && (levels[cnt] == pItems[index].a.s.uBidiLevel && (!strength || (strength[cnt] == 0 || strength[cnt] == str))))
802 if(pwcInChars[cnt] != Numeric_space && pwcInChars[cnt] != ZWJ && pwcInChars[cnt] != ZWNJ)
803 New_Script = get_char_script(pwcInChars[cnt]);
807 while (cnt + j < cInChars - 1 && (pwcInChars[cnt+j] == Numeric_space || pwcInChars[cnt+j] == ZWJ || pwcInChars[cnt+j] == ZWNJ))
809 New_Script = get_char_script(pwcInChars[cnt+j]);
812 if ((levels && (levels[cnt] != pItems[index].a.s.uBidiLevel || (strength && (strength[cnt] != str)))) || New_Script != pItems[index].a.eScript || New_Script == Script_Control)
814 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);
816 if (strength && strength[cnt] != 0)
820 if (index+1 > cMaxItems)
821 return E_OUTOFMEMORY;
823 pItems[index].iCharPos = cnt;
824 memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
826 pItems[index].a = scriptInformation[New_Script].a;
827 pScriptTags[index] = scriptInformation[New_Script].scriptTag;
830 pItems[index].a.fRTL = odd(levels[cnt]);
831 pItems[index].a.fLayoutRTL = odd(levels[cnt]);
832 pItems[index].a.s.uBidiLevel = levels[cnt];
834 else if (!pItems[index].a.s.uBidiLevel)
836 pItems[index].a.s.uBidiLevel = baselevel;
837 pItems[index].a.fLayoutRTL = odd(baselevel);
838 pItems[index].a.fRTL = odd(baselevel);
841 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
845 /* While not strictly necessary according to the spec, make sure the n+1
846 * item is set up to prevent random behaviour if the caller erroneously
847 * checks the n+1 structure */
849 memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
851 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
853 /* Set one SCRIPT_STATE item being returned */
854 if (index + 1 > cMaxItems) return E_OUTOFMEMORY;
855 if (pcItems) *pcItems = index;
857 /* Set SCRIPT_ITEM */
858 pItems[index].iCharPos = cnt; /* the last item contains the ptr to the lastchar */
864 /***********************************************************************
865 * ScriptItemize (USP10.@)
867 * Split a Unicode string into shapeable parts.
870 * pwcInChars [I] String to split.
871 * cInChars [I] Number of characters in pwcInChars.
872 * cMaxItems [I] Maximum number of items to return.
873 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
874 * psState [I] Pointer to a SCRIPT_STATE structure.
875 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
876 * pcItems [O] Number of script items returned.
880 * Failure: Non-zero HRESULT value.
882 HRESULT WINAPI ScriptItemize(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
883 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
884 SCRIPT_ITEM *pItems, int *pcItems)
886 OPENTYPE_TAG *discarded_tags;
889 discarded_tags = heap_alloc(cMaxItems * sizeof(OPENTYPE_TAG));
891 return E_OUTOFMEMORY;
892 res = ScriptItemizeOpenType(pwcInChars, cInChars, cMaxItems, psControl, psState, pItems, discarded_tags, pcItems);
893 heap_free(discarded_tags);
897 /***********************************************************************
898 * ScriptStringAnalyse (USP10.@)
901 HRESULT WINAPI ScriptStringAnalyse(HDC hdc, const void *pString, int cString,
902 int cGlyphs, int iCharset, DWORD dwFlags,
903 int iReqWidth, SCRIPT_CONTROL *psControl,
904 SCRIPT_STATE *psState, const int *piDx,
905 SCRIPT_TABDEF *pTabdef, const BYTE *pbInClass,
906 SCRIPT_STRING_ANALYSIS *pssa)
908 HRESULT hr = E_OUTOFMEMORY;
909 StringAnalysis *analysis = NULL;
910 SCRIPT_CONTROL sControl;
912 int i, num_items = 255;
914 TRACE("(%p,%p,%d,%d,%d,0x%x,%d,%p,%p,%p,%p,%p,%p)\n",
915 hdc, pString, cString, cGlyphs, iCharset, dwFlags, iReqWidth,
916 psControl, psState, piDx, pTabdef, pbInClass, pssa);
920 FIXME("Only Unicode strings are supported\n");
923 if (cString < 1 || !pString) return E_INVALIDARG;
924 if ((dwFlags & SSA_GLYPHS) && !hdc) return E_PENDING;
926 if (!(analysis = heap_alloc_zero(sizeof(StringAnalysis)))) return E_OUTOFMEMORY;
927 if (!(analysis->pItem = heap_alloc_zero(num_items * sizeof(SCRIPT_ITEM) + 1))) goto error;
929 /* FIXME: handle clipping */
930 analysis->clip_len = cString;
936 memset(&sState, 0, sizeof(SCRIPT_STATE));
939 sControl = *psControl;
941 memset(&sControl, 0, sizeof(SCRIPT_CONTROL));
943 hr = ScriptItemize(pString, cString, num_items, &sControl, &sState, analysis->pItem,
944 &analysis->numItems);
946 while (hr == E_OUTOFMEMORY)
951 if (!(tmp = heap_realloc_zero(analysis->pItem, num_items * sizeof(SCRIPT_ITEM) + 1)))
954 analysis->pItem = tmp;
955 hr = ScriptItemize(pString, cString, num_items, psControl, psState, analysis->pItem,
956 &analysis->numItems);
958 if (hr != S_OK) goto error;
960 if ((analysis->logattrs = heap_alloc(sizeof(SCRIPT_LOGATTR) * cString)))
961 ScriptBreak(pString, cString, (SCRIPT_STRING_ANALYSIS)analysis, analysis->logattrs);
965 if (!(analysis->glyphs = heap_alloc_zero(sizeof(StringGlyphs) * analysis->numItems)))
968 for (i = 0; i < analysis->numItems; i++)
970 SCRIPT_CACHE *sc = (SCRIPT_CACHE *)&analysis->sc;
971 int cChar = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
972 int numGlyphs = 1.5 * cChar + 16;
973 WORD *glyphs = heap_alloc_zero(sizeof(WORD) * numGlyphs);
974 WORD *pwLogClust = heap_alloc_zero(sizeof(WORD) * cChar);
975 int *piAdvance = heap_alloc_zero(sizeof(int) * numGlyphs);
976 SCRIPT_VISATTR *psva = heap_alloc_zero(sizeof(SCRIPT_VISATTR) * cChar);
977 GOFFSET *pGoffset = heap_alloc_zero(sizeof(GOFFSET) * numGlyphs);
978 ABC *abc = heap_alloc_zero(sizeof(ABC));
979 int numGlyphsReturned;
981 /* FIXME: non unicode strings */
982 const WCHAR* pStr = (const WCHAR*)pString;
983 hr = ScriptShape(hdc, sc, &pStr[analysis->pItem[i].iCharPos],
984 cChar, numGlyphs, &analysis->pItem[i].a,
985 glyphs, pwLogClust, psva, &numGlyphsReturned);
986 hr = ScriptPlace(hdc, sc, glyphs, numGlyphsReturned, psva, &analysis->pItem[i].a,
987 piAdvance, pGoffset, abc);
989 analysis->glyphs[i].numGlyphs = numGlyphsReturned;
990 analysis->glyphs[i].glyphs = glyphs;
991 analysis->glyphs[i].pwLogClust = pwLogClust;
992 analysis->glyphs[i].piAdvance = piAdvance;
993 analysis->glyphs[i].psva = psva;
994 analysis->glyphs[i].pGoffset = pGoffset;
995 analysis->glyphs[i].abc = abc;
996 analysis->glyphs[i].iMaxPosX= -1;
1003 heap_free(analysis->glyphs);
1004 heap_free(analysis->logattrs);
1005 heap_free(analysis->pItem);
1006 heap_free(analysis->sc);
1007 heap_free(analysis);
1011 /***********************************************************************
1012 * ScriptStringOut (USP10.@)
1014 * This function takes the output of ScriptStringAnalyse and joins the segments
1015 * of glyphs and passes the resulting string to ScriptTextOut. ScriptStringOut
1016 * only processes glyphs.
1019 * ssa [I] buffer to hold the analysed string components
1020 * iX [I] X axis displacement for output
1021 * iY [I] Y axis displacement for output
1022 * uOptions [I] flags controling output processing
1023 * prc [I] rectangle coordinates
1024 * iMinSel [I] starting pos for substringing output string
1025 * iMaxSel [I] ending pos for substringing output string
1026 * fDisabled [I] controls text highlighting
1030 * Failure: is the value returned by ScriptTextOut
1032 HRESULT WINAPI ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa,
1041 StringAnalysis *analysis;
1046 TRACE("(%p,%d,%d,0x%1x,%p,%d,%d,%d)\n",
1047 ssa, iX, iY, uOptions, prc, iMinSel, iMaxSel, fDisabled);
1049 if (!(analysis = ssa)) return E_INVALIDARG;
1052 * Get storage for the output buffer for the consolidated strings
1055 for (item = 0; item < analysis->numItems; item++)
1057 cnt += analysis->glyphs[item].numGlyphs;
1059 if (!(glyphs = heap_alloc(sizeof(WCHAR) * cnt))) return E_OUTOFMEMORY;
1062 * ScriptStringOut only processes glyphs hence set ETO_GLYPH_INDEX
1064 uOptions |= ETO_GLYPH_INDEX;
1065 analysis->pItem[0].a.fNoGlyphIndex = FALSE; /* say that we have glyphs */
1068 * Copy the string items into the output buffer
1071 TRACE("numItems %d\n", analysis->numItems);
1074 for (item = 0; item < analysis->numItems; item++)
1076 memcpy(&glyphs[cnt], analysis->glyphs[item].glyphs,
1077 sizeof(WCHAR) * analysis->glyphs[item].numGlyphs);
1079 TRACE("Item %d, Glyphs %d ", item, analysis->glyphs[item].numGlyphs);
1080 for (x = cnt; x < analysis->glyphs[item].numGlyphs + cnt; x ++)
1081 TRACE("%04x", glyphs[x]);
1084 cnt += analysis->glyphs[item].numGlyphs; /* point to the end of the copied text */
1087 hr = ScriptTextOut(analysis->hdc, (SCRIPT_CACHE *)&analysis->sc, iX, iY,
1088 uOptions, prc, &analysis->pItem->a, NULL, 0, glyphs, cnt,
1089 analysis->glyphs->piAdvance, NULL, analysis->glyphs->pGoffset);
1090 TRACE("ScriptTextOut hr=%08x\n", hr);
1093 * Free the output buffer and script cache
1099 /***********************************************************************
1100 * ScriptStringCPtoX (USP10.@)
1103 HRESULT WINAPI ScriptStringCPtoX(SCRIPT_STRING_ANALYSIS ssa, int icp, BOOL fTrailing, int* pX)
1107 StringAnalysis* analysis = ssa;
1109 TRACE("(%p), %d, %d, (%p)\n", ssa, icp, fTrailing, pX);
1111 if (!ssa || !pX) return S_FALSE;
1113 /* icp out of range */
1116 analysis->invalid = TRUE;
1117 return E_INVALIDARG;
1120 for(i=0; i<analysis->numItems; i++)
1122 int CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
1124 /* initialize max extents for uninitialized runs */
1125 if (analysis->glyphs[i].iMaxPosX == -1)
1127 if (analysis->pItem[i].a.fRTL)
1128 ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1129 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1130 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1132 ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1133 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1134 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1139 runningX += analysis->glyphs[i].iMaxPosX;
1144 ScriptCPtoX(icp, fTrailing, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1145 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1146 &analysis->pItem[i].a, &offset);
1153 /* icp out of range */
1154 analysis->invalid = TRUE;
1155 return E_INVALIDARG;
1158 /***********************************************************************
1159 * ScriptStringXtoCP (USP10.@)
1162 HRESULT WINAPI ScriptStringXtoCP(SCRIPT_STRING_ANALYSIS ssa, int iX, int* piCh, int* piTrailing)
1164 StringAnalysis* analysis = ssa;
1168 TRACE("(%p), %d, (%p), (%p)\n", ssa, iX, piCh, piTrailing);
1170 if (!ssa || !piCh || !piTrailing) return S_FALSE;
1175 if (analysis->pItem[0].a.fRTL)
1178 *piTrailing = FALSE;
1188 for(i=0; i<analysis->numItems; i++)
1190 int CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
1191 /* initialize max extents for uninitialized runs */
1192 if (analysis->glyphs[i].iMaxPosX == -1)
1194 if (analysis->pItem[i].a.fRTL)
1195 ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1196 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1197 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1199 ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1200 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1201 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1204 if (iX > analysis->glyphs[i].iMaxPosX)
1206 iX -= analysis->glyphs[i].iMaxPosX;
1211 ScriptXtoCP(iX, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1212 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1213 &analysis->pItem[i].a, piCh, piTrailing);
1220 *piCh = analysis->pItem[analysis->numItems].iCharPos;
1221 *piTrailing = FALSE;
1227 /***********************************************************************
1228 * ScriptStringFree (USP10.@)
1230 * Free a string analysis.
1233 * pssa [I] string analysis.
1237 * Failure: Non-zero HRESULT value.
1239 HRESULT WINAPI ScriptStringFree(SCRIPT_STRING_ANALYSIS *pssa)
1241 StringAnalysis* analysis;
1245 TRACE("(%p)\n", pssa);
1247 if (!pssa || !(analysis = *pssa)) return E_INVALIDARG;
1249 invalid = analysis->invalid;
1250 ScriptFreeCache((SCRIPT_CACHE *)&analysis->sc);
1252 for (i = 0; i < analysis->numItems; i++)
1254 heap_free(analysis->glyphs[i].glyphs);
1255 heap_free(analysis->glyphs[i].pwLogClust);
1256 heap_free(analysis->glyphs[i].piAdvance);
1257 heap_free(analysis->glyphs[i].psva);
1258 heap_free(analysis->glyphs[i].pGoffset);
1259 heap_free(analysis->glyphs[i].abc);
1262 heap_free(analysis->glyphs);
1263 heap_free(analysis->pItem);
1264 heap_free(analysis->logattrs);
1265 heap_free(analysis->sz);
1266 heap_free(analysis->sc);
1267 heap_free(analysis);
1269 if (invalid) return E_INVALIDARG;
1273 /***********************************************************************
1274 * ScriptCPtoX (USP10.@)
1277 HRESULT WINAPI ScriptCPtoX(int iCP,
1281 const WORD *pwLogClust,
1282 const SCRIPT_VISATTR *psva,
1283 const int *piAdvance,
1284 const SCRIPT_ANALYSIS *psa,
1292 float special_size = 0.0;
1296 TRACE("(%d,%d,%d,%d,%p,%p,%p,%p,%p)\n",
1297 iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance,
1300 if (psa->fRTL && ! psa->fLogicalOrder)
1308 int max_clust = pwLogClust[0];
1310 for (item=0; item < cGlyphs; item++)
1311 if (pwLogClust[item] > max_clust)
1313 ERR("We do not handle non reversed clusters properly\n");
1318 for (item = max_clust; item >=0; item --)
1319 iMaxPos += piAdvance[item];
1323 for (item=0; item < iCP && item < cChars; item++)
1325 if (iSpecial == -1 && (iCluster == -1 || (iCluster != -1 && iCluster+clust_size <= item)))
1328 int clust = pwLogClust[item];
1333 for (check = item+1; check < cChars; check++)
1335 if (pwLogClust[check] == clust)
1344 if (check >= cChars && !iMaxPos)
1346 for (check = clust; check < cChars; check++)
1347 special_size += piAdvance[check];
1349 special_size /= (cChars - item);
1350 iPosX += special_size;
1353 iPosX += piAdvance[clust] / (float)clust_size;
1355 else if (iSpecial != -1)
1356 iPosX += special_size;
1357 else /* (iCluster != -1) */
1358 iPosX += piAdvance[pwLogClust[iCluster]] / (float)clust_size;
1363 iPosX = iMaxPos - iPosX;
1369 TRACE("*piX=%d\n", *piX);
1373 /***********************************************************************
1374 * ScriptXtoCP (USP10.@)
1377 HRESULT WINAPI ScriptXtoCP(int iX,
1380 const WORD *pwLogClust,
1381 const SCRIPT_VISATTR *psva,
1382 const int *piAdvance,
1383 const SCRIPT_ANALYSIS *psa,
1393 float special_size = 0.0;
1396 TRACE("(%d,%d,%d,%p,%p,%p,%p,%p,%p)\n",
1397 iX, cChars, cGlyphs, pwLogClust, psva, piAdvance,
1398 psa, piCP, piTrailing);
1400 if (psa->fRTL && ! psa->fLogicalOrder)
1405 int max_clust = pwLogClust[0];
1414 for (item=0; item < cChars; item++)
1415 if (pwLogClust[item] > max_clust)
1417 ERR("We do not handle non reversed clusters properly\n");
1429 iPosX = iLastPosX = 0;
1434 for (; iPosX <= iX && item < cChars && item >= 0; item+=direction)
1437 if (iSpecial == -1 &&
1440 ((direction > 0 && iCluster+clust_size <= item) ||
1441 (direction < 0 && iCluster-clust_size >= item))
1447 int clust = pwLogClust[item];
1452 for (check = item+direction; check < cChars && check >= 0; check+=direction)
1454 if (pwLogClust[check] == clust)
1463 if (check >= cChars && direction > 0)
1465 for (check = clust; check < cChars; check++)
1466 special_size += piAdvance[check];
1468 special_size /= (cChars - item);
1469 iPosX += special_size;
1472 iPosX += piAdvance[clust] / (float)clust_size;
1474 else if (iSpecial != -1)
1475 iPosX += special_size;
1476 else /* (iCluster != -1) */
1477 iPosX += piAdvance[pwLogClust[iCluster]] / (float)clust_size;
1484 if (item < cChars && ((iPosX - iLastPosX) / 2.0) + iX > iPosX)
1491 if (iX == iLastPosX)
1493 if (iX >= iLastPosX && iX <= iPosX)
1496 if (iLastPosX == iX)
1498 else if (item < 0 || ((iLastPosX - iPosX) / 2.0) + iX <= iLastPosX)
1506 TRACE("*piCP=%d\n", *piCP);
1507 TRACE("*piTrailing=%d\n", *piTrailing);
1511 /***********************************************************************
1512 * ScriptBreak (USP10.@)
1514 * Retrieve line break information.
1517 * chars [I] Array of characters.
1518 * sa [I] String analysis.
1519 * la [I] Array of logical attribute structures.
1525 HRESULT WINAPI ScriptBreak(const WCHAR *chars, int count, const SCRIPT_ANALYSIS *sa, SCRIPT_LOGATTR *la)
1527 TRACE("(%s, %d, %p, %p)\n", debugstr_wn(chars, count), count, sa, la);
1529 if (!la) return S_FALSE;
1531 BREAK_line(chars, count, sa, la);
1536 /***********************************************************************
1537 * ScriptIsComplex (USP10.@)
1539 * Determine if a string is complex.
1542 * chars [I] Array of characters to test.
1543 * len [I] Length in characters.
1551 HRESULT WINAPI ScriptIsComplex(const WCHAR *chars, int len, DWORD flag)
1555 TRACE("(%s,%d,0x%x)\n", debugstr_wn(chars, len), len, flag);
1557 for (i = 0; i < len; i++)
1561 if ((flag & SIC_ASCIIDIGIT) && chars[i] >= 0x30 && chars[i] <= 0x39)
1564 script = get_char_script(chars[i]);
1565 if ((scriptInformation[script].props.fComplex && (flag & SIC_COMPLEX))||
1566 (!scriptInformation[script].props.fComplex && (flag & SIC_NEUTRAL)))
1572 /***********************************************************************
1573 * ScriptShapeOpenType (USP10.@)
1575 * Produce glyphs and visual attributes for a run.
1578 * hdc [I] Device context.
1579 * psc [I/O] Opaque pointer to a script cache.
1580 * psa [I/O] Script analysis.
1581 * tagScript [I] The OpenType tag for the Script
1582 * tagLangSys [I] The OpenType tag for the Language
1583 * rcRangeChars[I] Array of Character counts in each range
1584 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
1585 * cRanges [I] Count of ranges
1586 * pwcChars [I] Array of characters specifying the run.
1587 * cChars [I] Number of characters in pwcChars.
1588 * cMaxGlyphs [I] Length of pwOutGlyphs.
1589 * pwLogClust [O] Array of logical cluster info.
1590 * pCharProps [O] Array of character property values
1591 * pwOutGlyphs [O] Array of glyphs.
1592 * pOutGlyphProps [O] Array of attributes for the retrieved glyphs
1593 * pcGlyphs [O] Number of glyphs returned.
1597 * Failure: Non-zero HRESULT value.
1599 HRESULT WINAPI ScriptShapeOpenType( HDC hdc, SCRIPT_CACHE *psc,
1600 SCRIPT_ANALYSIS *psa, OPENTYPE_TAG tagScript,
1601 OPENTYPE_TAG tagLangSys, int *rcRangeChars,
1602 TEXTRANGE_PROPERTIES **rpRangeProperties,
1603 int cRanges, const WCHAR *pwcChars, int cChars,
1604 int cMaxGlyphs, WORD *pwLogClust,
1605 SCRIPT_CHARPROP *pCharProps, WORD *pwOutGlyphs,
1606 SCRIPT_GLYPHPROP *pOutGlyphProps, int *pcGlyphs)
1612 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %d, %d, %p, %p, %p, %p, %p )\n",
1614 debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
1615 rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
1616 cChars, cMaxGlyphs, pwLogClust, pCharProps, pwOutGlyphs, pOutGlyphProps, pcGlyphs);
1618 if (psa) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa->eScript, psa->fRTL, psa->fLayoutRTL,
1619 psa->fLinkBefore, psa->fLinkAfter, psa->fLogicalOrder, psa->fNoGlyphIndex);
1621 if (!pOutGlyphProps || !pcGlyphs || !pCharProps) return E_INVALIDARG;
1622 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
1625 FIXME("Ranges not supported yet\n");
1627 rtl = (psa && !psa->fLogicalOrder && psa->fRTL);
1630 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
1631 if (!pwLogClust) return E_FAIL;
1633 ((ScriptCache *)*psc)->userScript = tagScript;
1634 ((ScriptCache *)*psc)->userLang = tagLangSys;
1636 /* Initialize a SCRIPT_VISATTR and LogClust for each char in this run */
1637 for (i = 0; i < cChars; i++)
1640 if (rtl) idx = cChars - 1 - i;
1641 /* FIXME: set to better values */
1642 pOutGlyphProps[i].sva.uJustification = (pwcChars[idx] == ' ') ? SCRIPT_JUSTIFY_BLANK : SCRIPT_JUSTIFY_CHARACTER;
1643 pOutGlyphProps[i].sva.fClusterStart = 1;
1644 pOutGlyphProps[i].sva.fDiacritic = 0;
1645 pOutGlyphProps[i].sva.fZeroWidth = 0;
1646 pOutGlyphProps[i].sva.fReserved = 0;
1647 pOutGlyphProps[i].sva.fShapeReserved = 0;
1649 /* FIXME: have the shaping engine set this */
1650 pCharProps[i].fCanGlyphAlone = 0;
1652 pwLogClust[i] = idx;
1655 if (psa && !psa->fNoGlyphIndex)
1658 if ((hr = SHAPE_CheckFontForRequiredFeatures(hdc, (ScriptCache *)*psc, psa)) != S_OK) return hr;
1660 rChars = heap_alloc(sizeof(WCHAR) * cChars);
1661 if (!rChars) return E_OUTOFMEMORY;
1662 for (i = 0; i < cChars; i++)
1666 if (rtl) idx = cChars - 1 - i;
1668 chInput = mirror_char(pwcChars[idx]);
1670 chInput = pwcChars[idx];
1671 if (!(pwOutGlyphs[i] = get_cache_glyph(psc, chInput)))
1674 if (!hdc) return E_PENDING;
1675 if (GetGlyphIndicesW(hdc, &chInput, 1, &glyph, 0) == GDI_ERROR) return S_FALSE;
1676 pwOutGlyphs[i] = set_cache_glyph(psc, chInput, glyph);
1678 rChars[i] = chInput;
1681 if (get_cache_pitch_family(psc) & TMPF_TRUETYPE)
1683 SHAPE_ContextualShaping(hdc, (ScriptCache *)*psc, psa, rChars, cChars, pwOutGlyphs, pcGlyphs, cMaxGlyphs, pwLogClust);
1684 SHAPE_ApplyDefaultOpentypeFeatures(hdc, (ScriptCache *)*psc, psa, pwOutGlyphs, pcGlyphs, cMaxGlyphs, cChars, pwLogClust);
1685 SHAPE_CharGlyphProp(hdc, (ScriptCache *)*psc, psa, pwcChars, cChars, pwOutGlyphs, *pcGlyphs, pwLogClust, pCharProps, pOutGlyphProps);
1691 TRACE("no glyph translation\n");
1692 for (i = 0; i < cChars; i++)
1695 /* No mirroring done here */
1696 if (rtl) idx = cChars - 1 - i;
1697 pwOutGlyphs[i] = pwcChars[idx];
1705 /***********************************************************************
1706 * ScriptShape (USP10.@)
1708 * Produce glyphs and visual attributes for a run.
1711 * hdc [I] Device context.
1712 * psc [I/O] Opaque pointer to a script cache.
1713 * pwcChars [I] Array of characters specifying the run.
1714 * cChars [I] Number of characters in pwcChars.
1715 * cMaxGlyphs [I] Length of pwOutGlyphs.
1716 * psa [I/O] Script analysis.
1717 * pwOutGlyphs [O] Array of glyphs.
1718 * pwLogClust [O] Array of logical cluster info.
1719 * psva [O] Array of visual attributes.
1720 * pcGlyphs [O] Number of glyphs returned.
1724 * Failure: Non-zero HRESULT value.
1726 HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars,
1727 int cChars, int cMaxGlyphs,
1728 SCRIPT_ANALYSIS *psa, WORD *pwOutGlyphs, WORD *pwLogClust,
1729 SCRIPT_VISATTR *psva, int *pcGlyphs)
1733 SCRIPT_CHARPROP *charProps;
1734 SCRIPT_GLYPHPROP *glyphProps;
1736 if (!psva || !pcGlyphs) return E_INVALIDARG;
1737 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
1739 charProps = heap_alloc_zero(sizeof(SCRIPT_CHARPROP)*cChars);
1740 if (!charProps) return E_OUTOFMEMORY;
1741 glyphProps = heap_alloc_zero(sizeof(SCRIPT_GLYPHPROP)*cMaxGlyphs);
1742 if (!glyphProps) return E_OUTOFMEMORY;
1744 hr = ScriptShapeOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, pwcChars, cChars, cMaxGlyphs, pwLogClust, charProps, pwOutGlyphs, glyphProps, pcGlyphs);
1748 for (i = 0; i < *pcGlyphs; i++)
1749 psva[i] = glyphProps[i].sva;
1752 heap_free(charProps);
1753 heap_free(glyphProps);
1758 /***********************************************************************
1759 * ScriptPlaceOpenType (USP10.@)
1761 * Produce advance widths for a run.
1764 * hdc [I] Device context.
1765 * psc [I/O] Opaque pointer to a script cache.
1766 * psa [I/O] String analysis.
1767 * tagScript [I] The OpenType tag for the Script
1768 * tagLangSys [I] The OpenType tag for the Language
1769 * rcRangeChars[I] Array of Character counts in each range
1770 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
1771 * cRanges [I] Count of ranges
1772 * pwcChars [I] Array of characters specifying the run.
1773 * pwLogClust [I] Array of logical cluster info
1774 * pCharProps [I] Array of character property values
1775 * cChars [I] Number of characters in pwcChars.
1776 * pwGlyphs [I] Array of glyphs.
1777 * pGlyphProps [I] Array of attributes for the retrieved glyphs
1778 * cGlyphs [I] Count of Glyphs
1779 * piAdvance [O] Array of advance widths.
1780 * pGoffset [O] Glyph offsets.
1781 * pABC [O] Combined ABC width.
1785 * Failure: Non-zero HRESULT value.
1788 HRESULT WINAPI ScriptPlaceOpenType( HDC hdc, SCRIPT_CACHE *psc, SCRIPT_ANALYSIS *psa,
1789 OPENTYPE_TAG tagScript, OPENTYPE_TAG tagLangSys,
1790 int *rcRangeChars, TEXTRANGE_PROPERTIES **rpRangeProperties,
1791 int cRanges, const WCHAR *pwcChars, WORD *pwLogClust,
1792 SCRIPT_CHARPROP *pCharProps, int cChars,
1793 const WORD *pwGlyphs, const SCRIPT_GLYPHPROP *pGlyphProps,
1794 int cGlyphs, int *piAdvance,
1795 GOFFSET *pGoffset, ABC *pABC
1801 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %p, %p, %d, %p, %p, %d, %p %p %p)\n",
1803 debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
1804 rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
1805 pwLogClust, pCharProps, cChars, pwGlyphs, pGlyphProps, cGlyphs, piAdvance,
1808 if (!pGlyphProps) return E_INVALIDARG;
1809 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
1810 if (!pGoffset) return E_FAIL;
1813 FIXME("Ranges not supported yet\n");
1815 ((ScriptCache *)*psc)->userScript = tagScript;
1816 ((ScriptCache *)*psc)->userLang = tagLangSys;
1818 if (pABC) memset(pABC, 0, sizeof(ABC));
1819 for (i = 0; i < cGlyphs; i++)
1822 if (!get_cache_glyph_widths(psc, pwGlyphs[i], &abc))
1824 if (!hdc) return E_PENDING;
1825 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE) && !psa->fNoGlyphIndex)
1827 if (!GetCharABCWidthsI(hdc, 0, 1, (WORD *)&pwGlyphs[i], &abc)) return S_FALSE;
1832 if (!GetCharWidth32W(hdc, pwGlyphs[i], pwGlyphs[i], &width)) return S_FALSE;
1834 abc.abcA = abc.abcC = 0;
1836 set_cache_glyph_widths(psc, pwGlyphs[i], &abc);
1840 pABC->abcA += abc.abcA;
1841 pABC->abcB += abc.abcB;
1842 pABC->abcC += abc.abcC;
1844 /* FIXME: set to more reasonable values */
1845 pGoffset[i].du = pGoffset[i].dv = 0;
1846 if (piAdvance) piAdvance[i] = abc.abcA + abc.abcB + abc.abcC;
1849 if (pABC) TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC->abcA, pABC->abcB, pABC->abcC);
1853 /***********************************************************************
1854 * ScriptPlace (USP10.@)
1856 * Produce advance widths for a run.
1859 * hdc [I] Device context.
1860 * psc [I/O] Opaque pointer to a script cache.
1861 * pwGlyphs [I] Array of glyphs.
1862 * cGlyphs [I] Number of glyphs in pwGlyphs.
1863 * psva [I] Array of visual attributes.
1864 * psa [I/O] String analysis.
1865 * piAdvance [O] Array of advance widths.
1866 * pGoffset [O] Glyph offsets.
1867 * pABC [O] Combined ABC width.
1871 * Failure: Non-zero HRESULT value.
1873 HRESULT WINAPI ScriptPlace(HDC hdc, SCRIPT_CACHE *psc, const WORD *pwGlyphs,
1874 int cGlyphs, const SCRIPT_VISATTR *psva,
1875 SCRIPT_ANALYSIS *psa, int *piAdvance, GOFFSET *pGoffset, ABC *pABC )
1878 SCRIPT_GLYPHPROP *glyphProps;
1881 TRACE("(%p, %p, %p, %d, %p, %p, %p, %p, %p)\n", hdc, psc, pwGlyphs, cGlyphs, psva, psa,
1882 piAdvance, pGoffset, pABC);
1884 if (!psva) return E_INVALIDARG;
1885 if (!pGoffset) return E_FAIL;
1887 glyphProps = heap_alloc(sizeof(SCRIPT_GLYPHPROP)*cGlyphs);
1888 if (!glyphProps) return E_OUTOFMEMORY;
1890 for (i = 0; i < cGlyphs; i++)
1891 glyphProps[i].sva = psva[i];
1893 hr = ScriptPlaceOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, NULL, NULL, NULL, 0, pwGlyphs, glyphProps, cGlyphs, piAdvance, pGoffset, pABC);
1895 heap_free(glyphProps);
1900 /***********************************************************************
1901 * ScriptGetCMap (USP10.@)
1903 * Retrieve glyph indices.
1906 * hdc [I] Device context.
1907 * psc [I/O] Opaque pointer to a script cache.
1908 * pwcInChars [I] Array of Unicode characters.
1909 * cChars [I] Number of characters in pwcInChars.
1910 * dwFlags [I] Flags.
1911 * pwOutGlyphs [O] Buffer to receive the array of glyph indices.
1915 * Failure: Non-zero HRESULT value.
1917 HRESULT WINAPI ScriptGetCMap(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcInChars,
1918 int cChars, DWORD dwFlags, WORD *pwOutGlyphs)
1923 TRACE("(%p,%p,%s,%d,0x%x,%p)\n", hdc, psc, debugstr_wn(pwcInChars, cChars),
1924 cChars, dwFlags, pwOutGlyphs);
1926 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
1930 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
1932 for (i = 0; i < cChars; i++)
1935 if (dwFlags == SGCM_RTL)
1936 inChar = mirror_char(pwcInChars[i]);
1938 inChar = pwcInChars[i];
1939 if (!(pwOutGlyphs[i] = get_cache_glyph(psc, inChar)))
1942 if (!hdc) return E_PENDING;
1943 if (GetGlyphIndicesW(hdc, &inChar, 1, &glyph, GGI_MARK_NONEXISTING_GLYPHS) == GDI_ERROR) return S_FALSE;
1944 if (glyph == 0xffff)
1949 pwOutGlyphs[i] = set_cache_glyph(psc, inChar, glyph);
1955 TRACE("no glyph translation\n");
1956 for (i = 0; i < cChars; i++)
1959 if (dwFlags == SGCM_RTL)
1960 inChar = mirror_char(pwcInChars[i]);
1962 inChar = pwcInChars[i];
1963 pwOutGlyphs[i] = inChar;
1969 /***********************************************************************
1970 * ScriptTextOut (USP10.@)
1973 HRESULT WINAPI ScriptTextOut(const HDC hdc, SCRIPT_CACHE *psc, int x, int y, UINT fuOptions,
1974 const RECT *lprc, const SCRIPT_ANALYSIS *psa, const WCHAR *pwcReserved,
1975 int iReserved, const WORD *pwGlyphs, int cGlyphs, const int *piAdvance,
1976 const int *piJustify, const GOFFSET *pGoffset)
1980 TRACE("(%p, %p, %d, %d, %04x, %p, %p, %p, %d, %p, %d, %p, %p, %p)\n",
1981 hdc, psc, x, y, fuOptions, lprc, psa, pwcReserved, iReserved, pwGlyphs, cGlyphs,
1982 piAdvance, piJustify, pGoffset);
1984 if (!hdc || !psc) return E_INVALIDARG;
1985 if (!piAdvance || !psa || !pwGlyphs) return E_INVALIDARG;
1987 fuOptions &= ETO_CLIPPED + ETO_OPAQUE;
1988 fuOptions |= ETO_IGNORELANGUAGE;
1989 if (!psa->fNoGlyphIndex) /* Have Glyphs? */
1990 fuOptions |= ETO_GLYPH_INDEX; /* Say don't do translation to glyph */
1992 if (psa->fRTL && psa->fLogicalOrder)
1997 rtlGlyphs = heap_alloc(cGlyphs * sizeof(WORD));
1999 return E_OUTOFMEMORY;
2001 for (i = 0; i < cGlyphs; i++)
2002 rtlGlyphs[i] = pwGlyphs[cGlyphs-1-i];
2004 if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, rtlGlyphs, cGlyphs, NULL))
2006 heap_free(rtlGlyphs);
2009 if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, pwGlyphs, cGlyphs, NULL))
2015 /***********************************************************************
2016 * ScriptCacheGetHeight (USP10.@)
2018 * Retrieve the height of the font in the cache.
2021 * hdc [I] Device context.
2022 * psc [I/O] Opaque pointer to a script cache.
2023 * height [O] Receives font height.
2027 * Failure: Non-zero HRESULT value.
2029 HRESULT WINAPI ScriptCacheGetHeight(HDC hdc, SCRIPT_CACHE *psc, LONG *height)
2033 TRACE("(%p, %p, %p)\n", hdc, psc, height);
2035 if (!height) return E_INVALIDARG;
2036 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2038 *height = get_cache_height(psc);
2042 /***********************************************************************
2043 * ScriptGetGlyphABCWidth (USP10.@)
2045 * Retrieve the width of a glyph.
2048 * hdc [I] Device context.
2049 * psc [I/O] Opaque pointer to a script cache.
2050 * glyph [I] Glyph to retrieve the width for.
2051 * abc [O] ABC widths of the glyph.
2055 * Failure: Non-zero HRESULT value.
2057 HRESULT WINAPI ScriptGetGlyphABCWidth(HDC hdc, SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
2061 TRACE("(%p, %p, 0x%04x, %p)\n", hdc, psc, glyph, abc);
2063 if (!abc) return E_INVALIDARG;
2064 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2066 if (!get_cache_glyph_widths(psc, glyph, abc))
2068 if (!hdc) return E_PENDING;
2069 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
2071 if (!GetCharABCWidthsI(hdc, 0, 1, &glyph, abc)) return S_FALSE;
2076 if (!GetCharWidth32W(hdc, glyph, glyph, &width)) return S_FALSE;
2078 abc->abcA = abc->abcC = 0;
2080 set_cache_glyph_widths(psc, glyph, abc);
2085 /***********************************************************************
2086 * ScriptLayout (USP10.@)
2088 * Map embedding levels to visual and/or logical order.
2091 * runs [I] Size of level array.
2092 * level [I] Array of embedding levels.
2093 * vistolog [O] Map of embedding levels from visual to logical order.
2094 * logtovis [O] Map of embedding levels from logical to visual order.
2098 * Failure: Non-zero HRESULT value.
2101 * This stub works correctly for any sequence of a single
2102 * embedding level but not for sequences of different
2103 * embedding levels, i.e. mixtures of RTL and LTR scripts.
2105 HRESULT WINAPI ScriptLayout(int runs, const BYTE *level, int *vistolog, int *logtovis)
2110 TRACE("(%d, %p, %p, %p)\n", runs, level, vistolog, logtovis);
2112 if (!level || (!vistolog && !logtovis))
2113 return E_INVALIDARG;
2115 indexs = heap_alloc(sizeof(int) * runs);
2117 return E_OUTOFMEMORY;
2122 for( ich = 0; ich < runs; ich++)
2127 ich += BIDI_ReorderV2lLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
2128 for (ich = 0; ich < runs; ich++)
2129 vistolog[ich] = indexs[ich];
2135 for( ich = 0; ich < runs; ich++)
2140 ich += BIDI_ReorderL2vLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
2141 for (ich = 0; ich < runs; ich++)
2142 logtovis[ich] = indexs[ich];
2149 /***********************************************************************
2150 * ScriptStringGetLogicalWidths (USP10.@)
2152 * Returns logical widths from a string analysis.
2155 * ssa [I] string analysis.
2156 * piDx [O] logical widths returned.
2160 * Failure: a non-zero HRESULT.
2162 HRESULT WINAPI ScriptStringGetLogicalWidths(SCRIPT_STRING_ANALYSIS ssa, int *piDx)
2165 StringAnalysis *analysis = ssa;
2167 TRACE("%p, %p\n", ssa, piDx);
2169 if (!analysis) return S_FALSE;
2171 for (i = 0; i < analysis->numItems; i++)
2173 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++)
2175 piDx[next] = analysis->glyphs[i].piAdvance[j];
2182 /***********************************************************************
2183 * ScriptStringValidate (USP10.@)
2185 * Validate a string analysis.
2188 * ssa [I] string analysis.
2192 * Failure: S_FALSE if invalid sequences are found
2193 * or a non-zero HRESULT if it fails.
2195 HRESULT WINAPI ScriptStringValidate(SCRIPT_STRING_ANALYSIS ssa)
2197 StringAnalysis *analysis = ssa;
2199 TRACE("(%p)\n", ssa);
2201 if (!analysis) return E_INVALIDARG;
2202 return (analysis->invalid) ? S_FALSE : S_OK;
2205 /***********************************************************************
2206 * ScriptString_pSize (USP10.@)
2208 * Retrieve width and height of an analysed string.
2211 * ssa [I] string analysis.
2214 * Success: Pointer to a SIZE structure.
2217 const SIZE * WINAPI ScriptString_pSize(SCRIPT_STRING_ANALYSIS ssa)
2220 StringAnalysis *analysis = ssa;
2222 TRACE("(%p)\n", ssa);
2224 if (!analysis) return NULL;
2228 if (!(analysis->sz = heap_alloc(sizeof(SIZE)))) return NULL;
2229 analysis->sz->cy = analysis->sc->tm.tmHeight;
2231 analysis->sz->cx = 0;
2232 for (i = 0; i < analysis->numItems; i++)
2233 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++)
2234 analysis->sz->cx += analysis->glyphs[i].piAdvance[j];
2236 return analysis->sz;
2239 /***********************************************************************
2240 * ScriptString_pLogAttr (USP10.@)
2242 * Retrieve logical attributes of an analysed string.
2245 * ssa [I] string analysis.
2248 * Success: Pointer to an array of SCRIPT_LOGATTR structures.
2251 const SCRIPT_LOGATTR * WINAPI ScriptString_pLogAttr(SCRIPT_STRING_ANALYSIS ssa)
2253 StringAnalysis *analysis = ssa;
2255 TRACE("(%p)\n", ssa);
2257 if (!analysis) return NULL;
2258 return analysis->logattrs;
2261 /***********************************************************************
2262 * ScriptString_pcOutChars (USP10.@)
2264 * Retrieve the length of a string after clipping.
2267 * ssa [I] String analysis.
2270 * Success: Pointer to the length.
2273 const int * WINAPI ScriptString_pcOutChars(SCRIPT_STRING_ANALYSIS ssa)
2275 StringAnalysis *analysis = ssa;
2277 TRACE("(%p)\n", ssa);
2279 if (!analysis) return NULL;
2280 return &analysis->clip_len;
2283 /***********************************************************************
2284 * ScriptStringGetOrder (USP10.@)
2286 * Retrieve a glyph order map.
2289 * ssa [I] String analysis.
2290 * order [I/O] Array of glyph positions.
2294 * Failure: a non-zero HRESULT.
2296 HRESULT WINAPI ScriptStringGetOrder(SCRIPT_STRING_ANALYSIS ssa, UINT *order)
2300 StringAnalysis *analysis = ssa;
2302 TRACE("(%p)\n", ssa);
2304 if (!analysis) return S_FALSE;
2306 /* FIXME: handle RTL scripts */
2307 for (i = 0, k = 0; i < analysis->numItems; i++)
2308 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++, k++)
2314 /***********************************************************************
2315 * ScriptGetLogicalWidths (USP10.@)
2317 * Convert advance widths to logical widths.
2320 * sa [I] Script analysis.
2321 * nbchars [I] Number of characters.
2322 * nbglyphs [I] Number of glyphs.
2323 * glyph_width [I] Array of glyph widths.
2324 * log_clust [I] Array of logical clusters.
2325 * sva [I] Visual attributes.
2326 * widths [O] Array of logical widths.
2330 * Failure: a non-zero HRESULT.
2332 HRESULT WINAPI ScriptGetLogicalWidths(const SCRIPT_ANALYSIS *sa, int nbchars, int nbglyphs,
2333 const int *glyph_width, const WORD *log_clust,
2334 const SCRIPT_VISATTR *sva, int *widths)
2338 TRACE("(%p, %d, %d, %p, %p, %p, %p)\n",
2339 sa, nbchars, nbglyphs, glyph_width, log_clust, sva, widths);
2342 for (i = 0; i < nbchars; i++) widths[i] = glyph_width[i];
2346 /***********************************************************************
2347 * ScriptApplyLogicalWidth (USP10.@)
2349 * Generate glyph advance widths.
2352 * dx [I] Array of logical advance widths.
2353 * num_chars [I] Number of characters.
2354 * num_glyphs [I] Number of glyphs.
2355 * log_clust [I] Array of logical clusters.
2356 * sva [I] Visual attributes.
2357 * advance [I] Array of glyph advance widths.
2358 * sa [I] Script analysis.
2359 * abc [I/O] Summed ABC widths.
2360 * justify [O] Array of glyph advance widths.
2364 * Failure: a non-zero HRESULT.
2366 HRESULT WINAPI ScriptApplyLogicalWidth(const int *dx, int num_chars, int num_glyphs,
2367 const WORD *log_clust, const SCRIPT_VISATTR *sva,
2368 const int *advance, const SCRIPT_ANALYSIS *sa,
2369 ABC *abc, int *justify)
2373 FIXME("(%p, %d, %d, %p, %p, %p, %p, %p, %p)\n",
2374 dx, num_chars, num_glyphs, log_clust, sva, advance, sa, abc, justify);
2376 for (i = 0; i < num_chars; i++) justify[i] = advance[i];
2380 HRESULT WINAPI ScriptJustify(const SCRIPT_VISATTR *sva, const int *advance,
2381 int num_glyphs, int dx, int min_kashida, int *justify)
2385 FIXME("(%p, %p, %d, %d, %d, %p)\n", sva, advance, num_glyphs, dx, min_kashida, justify);
2387 for (i = 0; i < num_glyphs; i++) justify[i] = advance[i];