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)->features);
524 /***********************************************************************
525 * ScriptGetProperties (USP10.@)
527 * Retrieve a list of script properties.
530 * props [I] Pointer to an array of SCRIPT_PROPERTIES pointers.
531 * num [I] Pointer to the number of scripts.
535 * Failure: Non-zero HRESULT value.
538 * Behaviour matches WinXP.
540 HRESULT WINAPI ScriptGetProperties(const SCRIPT_PROPERTIES ***props, int *num)
542 TRACE("(%p,%p)\n", props, num);
544 if (!props && !num) return E_INVALIDARG;
546 if (num) *num = sizeof(script_props)/sizeof(script_props[0]);
547 if (props) *props = script_props;
552 /***********************************************************************
553 * ScriptGetFontProperties (USP10.@)
555 * Get information on special glyphs.
558 * hdc [I] Device context.
559 * psc [I/O] Opaque pointer to a script cache.
560 * sfp [O] Font properties structure.
562 HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPROPERTIES *sfp)
566 TRACE("%p,%p,%p\n", hdc, psc, sfp);
568 if (!sfp) return E_INVALIDARG;
569 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
571 if (sfp->cBytes != sizeof(SCRIPT_FONTPROPERTIES))
574 /* return something sensible? */
576 sfp->wgDefault = get_cache_default_char(psc);
578 sfp->wgKashida = 0xffff;
579 sfp->iKashidaWidth = 0;
584 /***********************************************************************
585 * ScriptRecordDigitSubstitution (USP10.@)
587 * Record digit substitution settings for a given locale.
590 * locale [I] Locale identifier.
591 * sds [I] Structure to record substitution settings.
595 * Failure: E_POINTER if sds is NULL, E_INVALIDARG otherwise.
598 * http://blogs.msdn.com/michkap/archive/2006/02/22/536877.aspx
600 HRESULT WINAPI ScriptRecordDigitSubstitution(LCID locale, SCRIPT_DIGITSUBSTITUTE *sds)
604 TRACE("0x%x, %p\n", locale, sds);
606 /* This implementation appears to be correct for all languages, but it's
607 * not clear if sds->DigitSubstitute is ever set to anything except
608 * CONTEXT or NONE in reality */
610 if (!sds) return E_POINTER;
612 locale = ConvertDefaultLocale(locale);
614 if (!IsValidLocale(locale, LCID_INSTALLED))
617 plgid = PRIMARYLANGID(LANGIDFROMLCID(locale));
618 sds->TraditionalDigitLanguage = plgid;
620 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
621 sds->NationalDigitLanguage = plgid;
623 sds->NationalDigitLanguage = LANG_ENGLISH;
625 if (!GetLocaleInfoW(locale, LOCALE_IDIGITSUBSTITUTION | LOCALE_RETURN_NUMBER,
626 (LPWSTR)&sub, sizeof(sub)/sizeof(WCHAR))) return E_INVALIDARG;
631 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
632 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_CONTEXT;
634 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
637 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
640 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NATIONAL;
643 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_TRADITIONAL;
651 /***********************************************************************
652 * ScriptApplyDigitSubstitution (USP10.@)
654 * Apply digit substitution settings.
657 * sds [I] Structure with recorded substitution settings.
658 * sc [I] Script control structure.
659 * ss [I] Script state structure.
663 * Failure: E_INVALIDARG if sds is invalid. Otherwise an HRESULT.
665 HRESULT WINAPI ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE *sds,
666 SCRIPT_CONTROL *sc, SCRIPT_STATE *ss)
668 SCRIPT_DIGITSUBSTITUTE psds;
670 TRACE("%p, %p, %p\n", sds, sc, ss);
672 if (!sc || !ss) return E_POINTER;
676 if (ScriptRecordDigitSubstitution(LOCALE_USER_DEFAULT, &psds) != S_OK)
680 sc->uDefaultLanguage = LANG_ENGLISH;
681 sc->fContextDigits = 0;
682 ss->fDigitSubstitute = 0;
684 switch (sds->DigitSubstitute) {
685 case SCRIPT_DIGITSUBSTITUTE_CONTEXT:
686 case SCRIPT_DIGITSUBSTITUTE_NATIONAL:
687 case SCRIPT_DIGITSUBSTITUTE_NONE:
688 case SCRIPT_DIGITSUBSTITUTE_TRADITIONAL:
695 /***********************************************************************
696 * ScriptItemizeOpenType (USP10.@)
698 * Split a Unicode string into shapeable parts.
701 * pwcInChars [I] String to split.
702 * cInChars [I] Number of characters in pwcInChars.
703 * cMaxItems [I] Maximum number of items to return.
704 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
705 * psState [I] Pointer to a SCRIPT_STATE structure.
706 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
707 * pScriptTags [O] Buffer to receive OPENTYPE_TAGs.
708 * pcItems [O] Number of script items returned.
712 * Failure: Non-zero HRESULT value.
714 HRESULT WINAPI ScriptItemizeOpenType(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
715 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
716 SCRIPT_ITEM *pItems, OPENTYPE_TAG *pScriptTags, int *pcItems)
719 #define Numeric_space 0x0020
723 int cnt = 0, index = 0, str = 0;
724 int New_Script = SCRIPT_UNDEFINED;
726 WORD *strength = NULL;
729 TRACE("%s,%d,%d,%p,%p,%p,%p\n", debugstr_wn(pwcInChars, cInChars), cInChars, cMaxItems,
730 psControl, psState, pItems, pcItems);
732 if (!pwcInChars || !cInChars || !pItems || cMaxItems < 2)
735 if (psState && psControl)
738 levels = heap_alloc_zero(cInChars * sizeof(WORD));
740 return E_OUTOFMEMORY;
742 BIDI_DetermineLevels(pwcInChars, cInChars, psState, psControl, levels);
743 baselevel = levels[0];
744 for (i = 0; i < cInChars; i++)
745 if (levels[i]!=levels[0])
747 if (i >= cInChars && !odd(baselevel))
754 if (!psControl->fMergeNeutralItems)
756 strength = heap_alloc_zero(cInChars * sizeof(WORD));
757 BIDI_GetStrengths(pwcInChars, cInChars, psControl, strength);
762 while ((pwcInChars[cnt] == Numeric_space || pwcInChars[cnt] == ZWJ || pwcInChars[cnt] == ZWNJ) && cnt < cInChars)
765 if (cnt == cInChars) /* All Spaces */
768 New_Script = get_char_script(pwcInChars[cnt]);
771 pItems[index].iCharPos = 0;
772 pItems[index].a = scriptInformation[get_char_script(pwcInChars[cnt])].a;
773 pScriptTags[index] = scriptInformation[get_char_script(pwcInChars[cnt])].scriptTag;
781 pItems[index].a.fRTL = odd(levels[cnt]);
782 pItems[index].a.fLayoutRTL = odd(levels[cnt]);
783 pItems[index].a.s.uBidiLevel = levels[cnt];
785 else if (!pItems[index].a.s.uBidiLevel)
787 pItems[index].a.s.uBidiLevel = baselevel;
788 pItems[index].a.fLayoutRTL = odd(baselevel);
789 pItems[index].a.fRTL = odd(baselevel);
792 TRACE("New_Level=%i New_Strength=%i New_Script=%d, eScript=%d index=%d cnt=%d iCharPos=%d\n",
793 levels?levels[cnt]:-1, str, New_Script, pItems[index].a.eScript, index, cnt,
794 pItems[index].iCharPos);
796 for (cnt=1; cnt < cInChars; cnt++)
798 if (levels && (levels[cnt] == pItems[index].a.s.uBidiLevel && (!strength || (strength[cnt] == 0 || strength[cnt] == str))))
801 if(pwcInChars[cnt] != Numeric_space && pwcInChars[cnt] != ZWJ && pwcInChars[cnt] != ZWNJ)
802 New_Script = get_char_script(pwcInChars[cnt]);
806 while (cnt + j < cInChars - 1 && (pwcInChars[cnt+j] == Numeric_space || pwcInChars[cnt+j] == ZWJ || pwcInChars[cnt+j] == ZWNJ))
808 New_Script = get_char_script(pwcInChars[cnt+j]);
811 if ((levels && (levels[cnt] != pItems[index].a.s.uBidiLevel || (strength && (strength[cnt] != str)))) || New_Script != pItems[index].a.eScript || New_Script == Script_Control)
813 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);
815 if (strength && strength[cnt] != 0)
819 if (index+1 > cMaxItems)
820 return E_OUTOFMEMORY;
822 pItems[index].iCharPos = cnt;
823 memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
825 pItems[index].a = scriptInformation[New_Script].a;
826 pScriptTags[index] = scriptInformation[New_Script].scriptTag;
829 pItems[index].a.fRTL = odd(levels[cnt]);
830 pItems[index].a.fLayoutRTL = odd(levels[cnt]);
831 pItems[index].a.s.uBidiLevel = levels[cnt];
833 else if (!pItems[index].a.s.uBidiLevel)
835 pItems[index].a.s.uBidiLevel = baselevel;
836 pItems[index].a.fLayoutRTL = odd(baselevel);
837 pItems[index].a.fRTL = odd(baselevel);
840 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
844 /* While not strictly necessary according to the spec, make sure the n+1
845 * item is set up to prevent random behaviour if the caller erroneously
846 * checks the n+1 structure */
848 memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
850 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
852 /* Set one SCRIPT_STATE item being returned */
853 if (index + 1 > cMaxItems) return E_OUTOFMEMORY;
854 if (pcItems) *pcItems = index;
856 /* Set SCRIPT_ITEM */
857 pItems[index].iCharPos = cnt; /* the last item contains the ptr to the lastchar */
863 /***********************************************************************
864 * ScriptItemize (USP10.@)
866 * Split a Unicode string into shapeable parts.
869 * pwcInChars [I] String to split.
870 * cInChars [I] Number of characters in pwcInChars.
871 * cMaxItems [I] Maximum number of items to return.
872 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
873 * psState [I] Pointer to a SCRIPT_STATE structure.
874 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
875 * pcItems [O] Number of script items returned.
879 * Failure: Non-zero HRESULT value.
881 HRESULT WINAPI ScriptItemize(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
882 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
883 SCRIPT_ITEM *pItems, int *pcItems)
885 OPENTYPE_TAG *discarded_tags;
888 discarded_tags = heap_alloc(cMaxItems * sizeof(OPENTYPE_TAG));
890 return E_OUTOFMEMORY;
891 res = ScriptItemizeOpenType(pwcInChars, cInChars, cMaxItems, psControl, psState, pItems, discarded_tags, pcItems);
892 heap_free(discarded_tags);
896 /***********************************************************************
897 * ScriptStringAnalyse (USP10.@)
900 HRESULT WINAPI ScriptStringAnalyse(HDC hdc, const void *pString, int cString,
901 int cGlyphs, int iCharset, DWORD dwFlags,
902 int iReqWidth, SCRIPT_CONTROL *psControl,
903 SCRIPT_STATE *psState, const int *piDx,
904 SCRIPT_TABDEF *pTabdef, const BYTE *pbInClass,
905 SCRIPT_STRING_ANALYSIS *pssa)
907 HRESULT hr = E_OUTOFMEMORY;
908 StringAnalysis *analysis = NULL;
909 int i, num_items = 255;
911 TRACE("(%p,%p,%d,%d,%d,0x%x,%d,%p,%p,%p,%p,%p,%p)\n",
912 hdc, pString, cString, cGlyphs, iCharset, dwFlags, iReqWidth,
913 psControl, psState, piDx, pTabdef, pbInClass, pssa);
917 FIXME("Only Unicode strings are supported\n");
920 if (cString < 1 || !pString) return E_INVALIDARG;
921 if ((dwFlags & SSA_GLYPHS) && !hdc) return E_PENDING;
923 if (!(analysis = heap_alloc_zero(sizeof(StringAnalysis)))) return E_OUTOFMEMORY;
924 if (!(analysis->pItem = heap_alloc_zero(num_items * sizeof(SCRIPT_ITEM) + 1))) goto error;
926 /* FIXME: handle clipping */
927 analysis->clip_len = cString;
930 hr = ScriptItemize(pString, cString, num_items, psControl, psState, analysis->pItem,
931 &analysis->numItems);
933 while (hr == E_OUTOFMEMORY)
938 if (!(tmp = heap_realloc_zero(analysis->pItem, num_items * sizeof(SCRIPT_ITEM) + 1)))
941 analysis->pItem = tmp;
942 hr = ScriptItemize(pString, cString, num_items, psControl, psState, analysis->pItem,
943 &analysis->numItems);
945 if (hr != S_OK) goto error;
947 if ((analysis->logattrs = heap_alloc(sizeof(SCRIPT_LOGATTR) * cString)))
948 ScriptBreak(pString, cString, (SCRIPT_STRING_ANALYSIS)analysis, analysis->logattrs);
952 if (!(analysis->glyphs = heap_alloc_zero(sizeof(StringGlyphs) * analysis->numItems)))
955 for (i = 0; i < analysis->numItems; i++)
957 SCRIPT_CACHE *sc = (SCRIPT_CACHE *)&analysis->sc;
958 int cChar = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
959 int numGlyphs = 1.5 * cChar + 16;
960 WORD *glyphs = heap_alloc_zero(sizeof(WORD) * numGlyphs);
961 WORD *pwLogClust = heap_alloc_zero(sizeof(WORD) * cChar);
962 int *piAdvance = heap_alloc_zero(sizeof(int) * numGlyphs);
963 SCRIPT_VISATTR *psva = heap_alloc_zero(sizeof(SCRIPT_VISATTR) * cChar);
964 GOFFSET *pGoffset = heap_alloc_zero(sizeof(GOFFSET) * numGlyphs);
965 ABC *abc = heap_alloc_zero(sizeof(ABC));
966 int numGlyphsReturned;
968 /* FIXME: non unicode strings */
969 const WCHAR* pStr = (const WCHAR*)pString;
970 hr = ScriptShape(hdc, sc, &pStr[analysis->pItem[i].iCharPos],
971 cChar, numGlyphs, &analysis->pItem[i].a,
972 glyphs, pwLogClust, psva, &numGlyphsReturned);
973 hr = ScriptPlace(hdc, sc, glyphs, numGlyphsReturned, psva, &analysis->pItem[i].a,
974 piAdvance, pGoffset, abc);
976 analysis->glyphs[i].numGlyphs = numGlyphsReturned;
977 analysis->glyphs[i].glyphs = glyphs;
978 analysis->glyphs[i].pwLogClust = pwLogClust;
979 analysis->glyphs[i].piAdvance = piAdvance;
980 analysis->glyphs[i].psva = psva;
981 analysis->glyphs[i].pGoffset = pGoffset;
982 analysis->glyphs[i].abc = abc;
983 analysis->glyphs[i].iMaxPosX= -1;
990 heap_free(analysis->glyphs);
991 heap_free(analysis->logattrs);
992 heap_free(analysis->pItem);
993 heap_free(analysis->sc);
998 /***********************************************************************
999 * ScriptStringOut (USP10.@)
1001 * This function takes the output of ScriptStringAnalyse and joins the segments
1002 * of glyphs and passes the resulting string to ScriptTextOut. ScriptStringOut
1003 * only processes glyphs.
1006 * ssa [I] buffer to hold the analysed string components
1007 * iX [I] X axis displacement for output
1008 * iY [I] Y axis displacement for output
1009 * uOptions [I] flags controling output processing
1010 * prc [I] rectangle coordinates
1011 * iMinSel [I] starting pos for substringing output string
1012 * iMaxSel [I] ending pos for substringing output string
1013 * fDisabled [I] controls text highlighting
1017 * Failure: is the value returned by ScriptTextOut
1019 HRESULT WINAPI ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa,
1028 StringAnalysis *analysis;
1033 TRACE("(%p,%d,%d,0x%1x,%p,%d,%d,%d)\n",
1034 ssa, iX, iY, uOptions, prc, iMinSel, iMaxSel, fDisabled);
1036 if (!(analysis = ssa)) return E_INVALIDARG;
1039 * Get storage for the output buffer for the consolidated strings
1042 for (item = 0; item < analysis->numItems; item++)
1044 cnt += analysis->glyphs[item].numGlyphs;
1046 if (!(glyphs = heap_alloc(sizeof(WCHAR) * cnt))) return E_OUTOFMEMORY;
1049 * ScriptStringOut only processes glyphs hence set ETO_GLYPH_INDEX
1051 uOptions |= ETO_GLYPH_INDEX;
1052 analysis->pItem[0].a.fNoGlyphIndex = FALSE; /* say that we have glyphs */
1055 * Copy the string items into the output buffer
1058 TRACE("numItems %d\n", analysis->numItems);
1061 for (item = 0; item < analysis->numItems; item++)
1063 memcpy(&glyphs[cnt], analysis->glyphs[item].glyphs,
1064 sizeof(WCHAR) * analysis->glyphs[item].numGlyphs);
1066 TRACE("Item %d, Glyphs %d ", item, analysis->glyphs[item].numGlyphs);
1067 for (x = cnt; x < analysis->glyphs[item].numGlyphs + cnt; x ++)
1068 TRACE("%04x", glyphs[x]);
1071 cnt += analysis->glyphs[item].numGlyphs; /* point to the end of the copied text */
1074 hr = ScriptTextOut(analysis->hdc, (SCRIPT_CACHE *)&analysis->sc, iX, iY,
1075 uOptions, prc, &analysis->pItem->a, NULL, 0, glyphs, cnt,
1076 analysis->glyphs->piAdvance, NULL, analysis->glyphs->pGoffset);
1077 TRACE("ScriptTextOut hr=%08x\n", hr);
1080 * Free the output buffer and script cache
1086 /***********************************************************************
1087 * ScriptStringCPtoX (USP10.@)
1090 HRESULT WINAPI ScriptStringCPtoX(SCRIPT_STRING_ANALYSIS ssa, int icp, BOOL fTrailing, int* pX)
1094 StringAnalysis* analysis = ssa;
1096 TRACE("(%p), %d, %d, (%p)\n", ssa, icp, fTrailing, pX);
1098 if (!ssa || !pX) return S_FALSE;
1100 /* icp out of range */
1103 analysis->invalid = TRUE;
1104 return E_INVALIDARG;
1107 for(i=0; i<analysis->numItems; i++)
1109 int CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
1111 /* initialize max extents for uninitialized runs */
1112 if (analysis->glyphs[i].iMaxPosX == -1)
1114 if (analysis->pItem[i].a.fRTL)
1115 ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1116 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1117 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1119 ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1120 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1121 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1126 runningX += analysis->glyphs[i].iMaxPosX;
1131 ScriptCPtoX(icp, fTrailing, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1132 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1133 &analysis->pItem[i].a, &offset);
1140 /* icp out of range */
1141 analysis->invalid = TRUE;
1142 return E_INVALIDARG;
1145 /***********************************************************************
1146 * ScriptStringXtoCP (USP10.@)
1149 HRESULT WINAPI ScriptStringXtoCP(SCRIPT_STRING_ANALYSIS ssa, int iX, int* piCh, int* piTrailing)
1151 StringAnalysis* analysis = ssa;
1155 TRACE("(%p), %d, (%p), (%p)\n", ssa, iX, piCh, piTrailing);
1157 if (!ssa || !piCh || !piTrailing) return S_FALSE;
1162 if (analysis->pItem[0].a.fRTL)
1165 *piTrailing = FALSE;
1175 for(i=0; i<analysis->numItems; i++)
1177 int CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
1178 /* initialize max extents for uninitialized runs */
1179 if (analysis->glyphs[i].iMaxPosX == -1)
1181 if (analysis->pItem[i].a.fRTL)
1182 ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1183 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1184 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1186 ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1187 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1188 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1191 if (iX > analysis->glyphs[i].iMaxPosX)
1193 iX -= analysis->glyphs[i].iMaxPosX;
1198 ScriptXtoCP(iX, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1199 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1200 &analysis->pItem[i].a, piCh, piTrailing);
1207 *piCh = analysis->pItem[analysis->numItems].iCharPos;
1208 *piTrailing = FALSE;
1214 /***********************************************************************
1215 * ScriptStringFree (USP10.@)
1217 * Free a string analysis.
1220 * pssa [I] string analysis.
1224 * Failure: Non-zero HRESULT value.
1226 HRESULT WINAPI ScriptStringFree(SCRIPT_STRING_ANALYSIS *pssa)
1228 StringAnalysis* analysis;
1232 TRACE("(%p)\n", pssa);
1234 if (!pssa || !(analysis = *pssa)) return E_INVALIDARG;
1236 invalid = analysis->invalid;
1237 ScriptFreeCache((SCRIPT_CACHE *)&analysis->sc);
1239 for (i = 0; i < analysis->numItems; i++)
1241 heap_free(analysis->glyphs[i].glyphs);
1242 heap_free(analysis->glyphs[i].pwLogClust);
1243 heap_free(analysis->glyphs[i].piAdvance);
1244 heap_free(analysis->glyphs[i].psva);
1245 heap_free(analysis->glyphs[i].pGoffset);
1246 heap_free(analysis->glyphs[i].abc);
1249 heap_free(analysis->glyphs);
1250 heap_free(analysis->pItem);
1251 heap_free(analysis->logattrs);
1252 heap_free(analysis->sz);
1253 heap_free(analysis->sc);
1254 heap_free(analysis);
1256 if (invalid) return E_INVALIDARG;
1260 /***********************************************************************
1261 * ScriptCPtoX (USP10.@)
1264 HRESULT WINAPI ScriptCPtoX(int iCP,
1268 const WORD *pwLogClust,
1269 const SCRIPT_VISATTR *psva,
1270 const int *piAdvance,
1271 const SCRIPT_ANALYSIS *psa,
1279 float special_size = 0.0;
1283 TRACE("(%d,%d,%d,%d,%p,%p,%p,%p,%p)\n",
1284 iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance,
1287 if (psa->fRTL && ! psa->fLogicalOrder)
1295 int max_clust = pwLogClust[0];
1297 for (item=0; item < cGlyphs; item++)
1298 if (pwLogClust[item] > max_clust)
1300 ERR("We do not handle non reversed clusters properly\n");
1305 for (item = max_clust; item >=0; item --)
1306 iMaxPos += piAdvance[item];
1310 for (item=0; item < iCP && item < cGlyphs; item++)
1312 if (iSpecial == -1 && (iCluster == -1 || (iCluster != -1 && iCluster+clust_size <= item)))
1315 int clust = pwLogClust[item];
1320 for (check = item+1; check < cGlyphs; check++)
1322 if (pwLogClust[check] == clust)
1331 if (check >= cGlyphs && !iMaxPos)
1333 for (check = clust; check < cGlyphs; check++)
1334 special_size += piAdvance[check];
1336 special_size /= (cChars - item);
1337 iPosX += special_size;
1340 iPosX += piAdvance[clust] / (float)clust_size;
1342 else if (iSpecial != -1)
1343 iPosX += special_size;
1344 else /* (iCluster != -1) */
1345 iPosX += piAdvance[pwLogClust[iCluster]] / (float)clust_size;
1350 iPosX = iMaxPos - iPosX;
1356 TRACE("*piX=%d\n", *piX);
1360 /***********************************************************************
1361 * ScriptXtoCP (USP10.@)
1364 HRESULT WINAPI ScriptXtoCP(int iX,
1367 const WORD *pwLogClust,
1368 const SCRIPT_VISATTR *psva,
1369 const int *piAdvance,
1370 const SCRIPT_ANALYSIS *psa,
1380 float special_size = 0.0;
1383 TRACE("(%d,%d,%d,%p,%p,%p,%p,%p,%p)\n",
1384 iX, cChars, cGlyphs, pwLogClust, psva, piAdvance,
1385 psa, piCP, piTrailing);
1387 if (psa->fRTL && ! psa->fLogicalOrder)
1392 int max_clust = pwLogClust[0];
1401 for (item=0; item < cGlyphs; item++)
1402 if (pwLogClust[item] > max_clust)
1404 ERR("We do not handle non reversed clusters properly\n");
1416 iPosX = iLastPosX = 0;
1421 for (; iPosX <= iX && item < cGlyphs && item >= 0; item+=direction)
1424 if (iSpecial == -1 &&
1427 ((direction > 0 && iCluster+clust_size <= item) ||
1428 (direction < 0 && iCluster-clust_size >= item))
1434 int clust = pwLogClust[item];
1439 for (check = item+direction; check < cGlyphs && check >= 0; check+=direction)
1441 if (pwLogClust[check] == clust)
1450 if (check >= cGlyphs && direction > 0)
1452 for (check = clust; check < cGlyphs; check++)
1453 special_size += piAdvance[check];
1455 special_size /= (cChars - item);
1456 iPosX += special_size;
1459 iPosX += piAdvance[clust] / (float)clust_size;
1461 else if (iSpecial != -1)
1462 iPosX += special_size;
1463 else /* (iCluster != -1) */
1464 iPosX += piAdvance[pwLogClust[iCluster]] / (float)clust_size;
1471 if (item < cGlyphs && ((iPosX - iLastPosX) / 2.0) + iX > iPosX)
1478 if (iX == iLastPosX)
1480 if (iX >= iLastPosX && iX <= iPosX)
1483 if (iLastPosX == iX)
1485 else if (item < 0 || ((iLastPosX - iPosX) / 2.0) + iX <= iLastPosX)
1493 TRACE("*piCP=%d\n", *piCP);
1494 TRACE("*piTrailing=%d\n", *piTrailing);
1498 /***********************************************************************
1499 * ScriptBreak (USP10.@)
1501 * Retrieve line break information.
1504 * chars [I] Array of characters.
1505 * sa [I] String analysis.
1506 * la [I] Array of logical attribute structures.
1512 HRESULT WINAPI ScriptBreak(const WCHAR *chars, int count, const SCRIPT_ANALYSIS *sa, SCRIPT_LOGATTR *la)
1516 TRACE("(%s, %d, %p, %p)\n", debugstr_wn(chars, count), count, sa, la);
1518 if (!la) return S_FALSE;
1520 for (i = 0; i < count; i++)
1522 memset(&la[i], 0, sizeof(SCRIPT_LOGATTR));
1524 /* FIXME: set the other flags */
1525 la[i].fWhiteSpace = (chars[i] == ' ');
1526 la[i].fCharStop = 1;
1528 if (i > 0 && la[i - 1].fWhiteSpace)
1530 la[i].fSoftBreak = 1;
1531 la[i].fWordStop = 1;
1537 /***********************************************************************
1538 * ScriptIsComplex (USP10.@)
1540 * Determine if a string is complex.
1543 * chars [I] Array of characters to test.
1544 * len [I] Length in characters.
1552 HRESULT WINAPI ScriptIsComplex(const WCHAR *chars, int len, DWORD flag)
1556 TRACE("(%s,%d,0x%x)\n", debugstr_wn(chars, len), len, flag);
1558 for (i = 0; i < len; i++)
1562 if ((flag & SIC_ASCIIDIGIT) && chars[i] >= 0x30 && chars[i] <= 0x39)
1565 script = get_char_script(chars[i]);
1566 if ((scriptInformation[script].props.fComplex && (flag & SIC_COMPLEX))||
1567 (!scriptInformation[script].props.fComplex && (flag & SIC_NEUTRAL)))
1573 /***********************************************************************
1574 * ScriptShapeOpenType (USP10.@)
1576 * Produce glyphs and visual attributes for a run.
1579 * hdc [I] Device context.
1580 * psc [I/O] Opaque pointer to a script cache.
1581 * psa [I/O] Script analysis.
1582 * tagScript [I] The OpenType tag for the Script
1583 * tagLangSys [I] The OpenType tag for the Language
1584 * rcRangeChars[I] Array of Character counts in each range
1585 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
1586 * cRanges [I] Count of ranges
1587 * pwcChars [I] Array of characters specifying the run.
1588 * cChars [I] Number of characters in pwcChars.
1589 * cMaxGlyphs [I] Length of pwOutGlyphs.
1590 * pwLogClust [O] Array of logical cluster info.
1591 * pCharProps [O] Array of character property values
1592 * pwOutGlyphs [O] Array of glyphs.
1593 * pOutGlyphProps [O] Array of attributes for the retrieved glyphs
1594 * pcGlyphs [O] Number of glyphs returned.
1598 * Failure: Non-zero HRESULT value.
1600 HRESULT WINAPI ScriptShapeOpenType( HDC hdc, SCRIPT_CACHE *psc,
1601 SCRIPT_ANALYSIS *psa, OPENTYPE_TAG tagScript,
1602 OPENTYPE_TAG tagLangSys, int *rcRangeChars,
1603 TEXTRANGE_PROPERTIES **rpRangeProperties,
1604 int cRanges, const WCHAR *pwcChars, int cChars,
1605 int cMaxGlyphs, WORD *pwLogClust,
1606 SCRIPT_CHARPROP *pCharProps, WORD *pwOutGlyphs,
1607 SCRIPT_GLYPHPROP *pOutGlyphProps, int *pcGlyphs)
1613 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %d, %d, %p, %p, %p, %p, %p )\n",
1615 debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
1616 rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
1617 cChars, cMaxGlyphs, pwLogClust, pCharProps, pwOutGlyphs, pOutGlyphProps, pcGlyphs);
1619 if (psa) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa->eScript, psa->fRTL, psa->fLayoutRTL,
1620 psa->fLinkBefore, psa->fLinkAfter, psa->fLogicalOrder, psa->fNoGlyphIndex);
1622 if (!pOutGlyphProps || !pcGlyphs || !pCharProps) return E_INVALIDARG;
1623 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
1626 FIXME("Ranges not supported yet\n");
1628 rtl = (!psa->fLogicalOrder && psa->fRTL);
1631 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
1632 if (!pwLogClust) return E_FAIL;
1634 ((ScriptCache *)*psc)->userScript = tagScript;
1635 ((ScriptCache *)*psc)->userLang = tagLangSys;
1637 /* Initialize a SCRIPT_VISATTR and LogClust for each char in this run */
1638 for (i = 0; i < cChars; i++)
1641 if (rtl) idx = cChars - 1 - i;
1642 /* FIXME: set to better values */
1643 pOutGlyphProps[i].sva.uJustification = (pwcChars[idx] == ' ') ? SCRIPT_JUSTIFY_BLANK : SCRIPT_JUSTIFY_CHARACTER;
1644 pOutGlyphProps[i].sva.fClusterStart = 1;
1645 pOutGlyphProps[i].sva.fDiacritic = 0;
1646 pOutGlyphProps[i].sva.fZeroWidth = 0;
1647 pOutGlyphProps[i].sva.fReserved = 0;
1648 pOutGlyphProps[i].sva.fShapeReserved = 0;
1650 /* FIXME: have the shaping engine set this */
1651 pCharProps[i].fCanGlyphAlone = 0;
1653 pwLogClust[i] = idx;
1656 if (!psa->fNoGlyphIndex)
1659 if ((hr = SHAPE_CheckFontForRequiredFeatures(hdc, (ScriptCache *)*psc, psa)) != S_OK) return hr;
1661 rChars = heap_alloc(sizeof(WCHAR) * cChars);
1662 if (!rChars) return E_OUTOFMEMORY;
1663 for (i = 0; i < cChars; i++)
1667 if (rtl) idx = cChars - 1 - i;
1669 chInput = mirror_char(pwcChars[idx]);
1671 chInput = pwcChars[idx];
1672 if (!(pwOutGlyphs[i] = get_cache_glyph(psc, chInput)))
1675 if (!hdc) return E_PENDING;
1676 if (GetGlyphIndicesW(hdc, &chInput, 1, &glyph, 0) == GDI_ERROR) return S_FALSE;
1677 pwOutGlyphs[i] = set_cache_glyph(psc, chInput, glyph);
1679 rChars[i] = chInput;
1682 if (get_cache_pitch_family(psc) & TMPF_TRUETYPE)
1684 SHAPE_ContextualShaping(hdc, (ScriptCache *)*psc, psa, rChars, cChars, pwOutGlyphs, pcGlyphs, cMaxGlyphs, pwLogClust);
1685 SHAPE_ApplyDefaultOpentypeFeatures(hdc, (ScriptCache *)*psc, psa, pwOutGlyphs, pcGlyphs, cMaxGlyphs, cChars, pwLogClust);
1686 SHAPE_CharGlyphProp(hdc, (ScriptCache *)*psc, psa, pwcChars, cChars, pwOutGlyphs, *pcGlyphs, pwLogClust, pCharProps, pOutGlyphProps);
1692 TRACE("no glyph translation\n");
1693 for (i = 0; i < cChars; i++)
1696 /* No mirroring done here */
1697 if (rtl) idx = cChars - 1 - i;
1698 pwOutGlyphs[i] = pwcChars[idx];
1706 /***********************************************************************
1707 * ScriptShape (USP10.@)
1709 * Produce glyphs and visual attributes for a run.
1712 * hdc [I] Device context.
1713 * psc [I/O] Opaque pointer to a script cache.
1714 * pwcChars [I] Array of characters specifying the run.
1715 * cChars [I] Number of characters in pwcChars.
1716 * cMaxGlyphs [I] Length of pwOutGlyphs.
1717 * psa [I/O] Script analysis.
1718 * pwOutGlyphs [O] Array of glyphs.
1719 * pwLogClust [O] Array of logical cluster info.
1720 * psva [O] Array of visual attributes.
1721 * pcGlyphs [O] Number of glyphs returned.
1725 * Failure: Non-zero HRESULT value.
1727 HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars,
1728 int cChars, int cMaxGlyphs,
1729 SCRIPT_ANALYSIS *psa, WORD *pwOutGlyphs, WORD *pwLogClust,
1730 SCRIPT_VISATTR *psva, int *pcGlyphs)
1734 SCRIPT_CHARPROP *charProps;
1735 SCRIPT_GLYPHPROP *glyphProps;
1737 if (!psva || !pcGlyphs) return E_INVALIDARG;
1738 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
1740 charProps = heap_alloc_zero(sizeof(SCRIPT_CHARPROP)*cChars);
1741 if (!charProps) return E_OUTOFMEMORY;
1742 glyphProps = heap_alloc_zero(sizeof(SCRIPT_GLYPHPROP)*cMaxGlyphs);
1743 if (!glyphProps) return E_OUTOFMEMORY;
1745 hr = ScriptShapeOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, pwcChars, cChars, cMaxGlyphs, pwLogClust, charProps, pwOutGlyphs, glyphProps, pcGlyphs);
1749 for (i = 0; i < *pcGlyphs; i++)
1750 psva[i] = glyphProps[i].sva;
1753 heap_free(charProps);
1754 heap_free(glyphProps);
1759 /***********************************************************************
1760 * ScriptPlaceOpenType (USP10.@)
1762 * Produce advance widths for a run.
1765 * hdc [I] Device context.
1766 * psc [I/O] Opaque pointer to a script cache.
1767 * psa [I/O] String analysis.
1768 * tagScript [I] The OpenType tag for the Script
1769 * tagLangSys [I] The OpenType tag for the Language
1770 * rcRangeChars[I] Array of Character counts in each range
1771 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
1772 * cRanges [I] Count of ranges
1773 * pwcChars [I] Array of characters specifying the run.
1774 * pwLogClust [I] Array of logical cluster info
1775 * pCharProps [I] Array of character property values
1776 * cChars [I] Number of characters in pwcChars.
1777 * pwGlyphs [I] Array of glyphs.
1778 * pGlyphProps [I] Array of attributes for the retrieved glyphs
1779 * cGlyphs [I] Count of Glyphs
1780 * piAdvance [O] Array of advance widths.
1781 * pGoffset [O] Glyph offsets.
1782 * pABC [O] Combined ABC width.
1786 * Failure: Non-zero HRESULT value.
1789 HRESULT WINAPI ScriptPlaceOpenType( HDC hdc, SCRIPT_CACHE *psc, SCRIPT_ANALYSIS *psa,
1790 OPENTYPE_TAG tagScript, OPENTYPE_TAG tagLangSys,
1791 int *rcRangeChars, TEXTRANGE_PROPERTIES **rpRangeProperties,
1792 int cRanges, const WCHAR *pwcChars, WORD *pwLogClust,
1793 SCRIPT_CHARPROP *pCharProps, int cChars,
1794 const WORD *pwGlyphs, const SCRIPT_GLYPHPROP *pGlyphProps,
1795 int cGlyphs, int *piAdvance,
1796 GOFFSET *pGoffset, ABC *pABC
1802 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %p, %p, %d, %p, %p, %d, %p %p %p)\n",
1804 debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
1805 rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
1806 pwLogClust, pCharProps, cChars, pwGlyphs, pGlyphProps, cGlyphs, piAdvance,
1809 if (!pGlyphProps) return E_INVALIDARG;
1810 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
1811 if (!pGoffset) return E_FAIL;
1814 FIXME("Ranges not supported yet\n");
1816 ((ScriptCache *)*psc)->userScript = tagScript;
1817 ((ScriptCache *)*psc)->userLang = tagLangSys;
1819 if (pABC) memset(pABC, 0, sizeof(ABC));
1820 for (i = 0; i < cGlyphs; i++)
1823 if (!get_cache_glyph_widths(psc, pwGlyphs[i], &abc))
1825 if (!hdc) return E_PENDING;
1826 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE) && !psa->fNoGlyphIndex)
1828 if (!GetCharABCWidthsI(hdc, 0, 1, (WORD *)&pwGlyphs[i], &abc)) return S_FALSE;
1833 if (!GetCharWidth32W(hdc, pwGlyphs[i], pwGlyphs[i], &width)) return S_FALSE;
1835 abc.abcA = abc.abcC = 0;
1837 set_cache_glyph_widths(psc, pwGlyphs[i], &abc);
1841 pABC->abcA += abc.abcA;
1842 pABC->abcB += abc.abcB;
1843 pABC->abcC += abc.abcC;
1845 /* FIXME: set to more reasonable values */
1846 pGoffset[i].du = pGoffset[i].dv = 0;
1847 if (piAdvance) piAdvance[i] = abc.abcA + abc.abcB + abc.abcC;
1850 if (pABC) TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC->abcA, pABC->abcB, pABC->abcC);
1854 /***********************************************************************
1855 * ScriptPlace (USP10.@)
1857 * Produce advance widths for a run.
1860 * hdc [I] Device context.
1861 * psc [I/O] Opaque pointer to a script cache.
1862 * pwGlyphs [I] Array of glyphs.
1863 * cGlyphs [I] Number of glyphs in pwGlyphs.
1864 * psva [I] Array of visual attributes.
1865 * psa [I/O] String analysis.
1866 * piAdvance [O] Array of advance widths.
1867 * pGoffset [O] Glyph offsets.
1868 * pABC [O] Combined ABC width.
1872 * Failure: Non-zero HRESULT value.
1874 HRESULT WINAPI ScriptPlace(HDC hdc, SCRIPT_CACHE *psc, const WORD *pwGlyphs,
1875 int cGlyphs, const SCRIPT_VISATTR *psva,
1876 SCRIPT_ANALYSIS *psa, int *piAdvance, GOFFSET *pGoffset, ABC *pABC )
1879 SCRIPT_GLYPHPROP *glyphProps;
1882 TRACE("(%p, %p, %p, %d, %p, %p, %p, %p, %p)\n", hdc, psc, pwGlyphs, cGlyphs, psva, psa,
1883 piAdvance, pGoffset, pABC);
1885 if (!psva) return E_INVALIDARG;
1886 if (!pGoffset) return E_FAIL;
1888 glyphProps = heap_alloc(sizeof(SCRIPT_GLYPHPROP)*cGlyphs);
1889 if (!glyphProps) return E_OUTOFMEMORY;
1891 for (i = 0; i < cGlyphs; i++)
1892 glyphProps[i].sva = psva[i];
1894 hr = ScriptPlaceOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, NULL, NULL, NULL, 0, pwGlyphs, glyphProps, cGlyphs, piAdvance, pGoffset, pABC);
1896 heap_free(glyphProps);
1901 /***********************************************************************
1902 * ScriptGetCMap (USP10.@)
1904 * Retrieve glyph indices.
1907 * hdc [I] Device context.
1908 * psc [I/O] Opaque pointer to a script cache.
1909 * pwcInChars [I] Array of Unicode characters.
1910 * cChars [I] Number of characters in pwcInChars.
1911 * dwFlags [I] Flags.
1912 * pwOutGlyphs [O] Buffer to receive the array of glyph indices.
1916 * Failure: Non-zero HRESULT value.
1918 HRESULT WINAPI ScriptGetCMap(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcInChars,
1919 int cChars, DWORD dwFlags, WORD *pwOutGlyphs)
1924 TRACE("(%p,%p,%s,%d,0x%x,%p)\n", hdc, psc, debugstr_wn(pwcInChars, cChars),
1925 cChars, dwFlags, pwOutGlyphs);
1927 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
1931 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
1933 for (i = 0; i < cChars; i++)
1936 if (dwFlags == SGCM_RTL)
1937 inChar = mirror_char(pwcInChars[i]);
1939 inChar = pwcInChars[i];
1940 if (!(pwOutGlyphs[i] = get_cache_glyph(psc, inChar)))
1943 if (!hdc) return E_PENDING;
1944 if (GetGlyphIndicesW(hdc, &inChar, 1, &glyph, GGI_MARK_NONEXISTING_GLYPHS) == GDI_ERROR) return S_FALSE;
1945 if (glyph == 0xffff)
1950 pwOutGlyphs[i] = set_cache_glyph(psc, inChar, glyph);
1956 TRACE("no glyph translation\n");
1957 for (i = 0; i < cChars; i++)
1960 if (dwFlags == SGCM_RTL)
1961 inChar = mirror_char(pwcInChars[i]);
1963 inChar = pwcInChars[i];
1964 pwOutGlyphs[i] = inChar;
1970 /***********************************************************************
1971 * ScriptTextOut (USP10.@)
1974 HRESULT WINAPI ScriptTextOut(const HDC hdc, SCRIPT_CACHE *psc, int x, int y, UINT fuOptions,
1975 const RECT *lprc, const SCRIPT_ANALYSIS *psa, const WCHAR *pwcReserved,
1976 int iReserved, const WORD *pwGlyphs, int cGlyphs, const int *piAdvance,
1977 const int *piJustify, const GOFFSET *pGoffset)
1981 TRACE("(%p, %p, %d, %d, %04x, %p, %p, %p, %d, %p, %d, %p, %p, %p)\n",
1982 hdc, psc, x, y, fuOptions, lprc, psa, pwcReserved, iReserved, pwGlyphs, cGlyphs,
1983 piAdvance, piJustify, pGoffset);
1985 if (!hdc || !psc) return E_INVALIDARG;
1986 if (!piAdvance || !psa || !pwGlyphs) return E_INVALIDARG;
1988 fuOptions &= ETO_CLIPPED + ETO_OPAQUE;
1989 fuOptions |= ETO_IGNORELANGUAGE;
1990 if (!psa->fNoGlyphIndex) /* Have Glyphs? */
1991 fuOptions |= ETO_GLYPH_INDEX; /* Say don't do translation to glyph */
1993 if (psa->fRTL && psa->fLogicalOrder)
1998 rtlGlyphs = heap_alloc(cGlyphs * sizeof(WORD));
2000 return E_OUTOFMEMORY;
2002 for (i = 0; i < cGlyphs; i++)
2003 rtlGlyphs[i] = pwGlyphs[cGlyphs-1-i];
2005 if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, rtlGlyphs, cGlyphs, NULL))
2007 heap_free(rtlGlyphs);
2010 if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, pwGlyphs, cGlyphs, NULL))
2016 /***********************************************************************
2017 * ScriptCacheGetHeight (USP10.@)
2019 * Retrieve the height of the font in the cache.
2022 * hdc [I] Device context.
2023 * psc [I/O] Opaque pointer to a script cache.
2024 * height [O] Receives font height.
2028 * Failure: Non-zero HRESULT value.
2030 HRESULT WINAPI ScriptCacheGetHeight(HDC hdc, SCRIPT_CACHE *psc, LONG *height)
2034 TRACE("(%p, %p, %p)\n", hdc, psc, height);
2036 if (!height) return E_INVALIDARG;
2037 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2039 *height = get_cache_height(psc);
2043 /***********************************************************************
2044 * ScriptGetGlyphABCWidth (USP10.@)
2046 * Retrieve the width of a glyph.
2049 * hdc [I] Device context.
2050 * psc [I/O] Opaque pointer to a script cache.
2051 * glyph [I] Glyph to retrieve the width for.
2052 * abc [O] ABC widths of the glyph.
2056 * Failure: Non-zero HRESULT value.
2058 HRESULT WINAPI ScriptGetGlyphABCWidth(HDC hdc, SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
2062 TRACE("(%p, %p, 0x%04x, %p)\n", hdc, psc, glyph, abc);
2064 if (!abc) return E_INVALIDARG;
2065 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2067 if (!get_cache_glyph_widths(psc, glyph, abc))
2069 if (!hdc) return E_PENDING;
2070 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
2072 if (!GetCharABCWidthsI(hdc, 0, 1, &glyph, abc)) return S_FALSE;
2077 if (!GetCharWidth32W(hdc, glyph, glyph, &width)) return S_FALSE;
2079 abc->abcA = abc->abcC = 0;
2081 set_cache_glyph_widths(psc, glyph, abc);
2086 /***********************************************************************
2087 * ScriptLayout (USP10.@)
2089 * Map embedding levels to visual and/or logical order.
2092 * runs [I] Size of level array.
2093 * level [I] Array of embedding levels.
2094 * vistolog [O] Map of embedding levels from visual to logical order.
2095 * logtovis [O] Map of embedding levels from logical to visual order.
2099 * Failure: Non-zero HRESULT value.
2102 * This stub works correctly for any sequence of a single
2103 * embedding level but not for sequences of different
2104 * embedding levels, i.e. mixtures of RTL and LTR scripts.
2106 HRESULT WINAPI ScriptLayout(int runs, const BYTE *level, int *vistolog, int *logtovis)
2111 TRACE("(%d, %p, %p, %p)\n", runs, level, vistolog, logtovis);
2113 if (!level || (!vistolog && !logtovis))
2114 return E_INVALIDARG;
2116 indexs = heap_alloc(sizeof(int) * runs);
2118 return E_OUTOFMEMORY;
2123 for( ich = 0; ich < runs; ich++)
2128 ich += BIDI_ReorderV2lLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
2129 for (ich = 0; ich < runs; ich++)
2130 vistolog[ich] = indexs[ich];
2136 for( ich = 0; ich < runs; ich++)
2141 ich += BIDI_ReorderL2vLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
2142 for (ich = 0; ich < runs; ich++)
2143 logtovis[ich] = indexs[ich];
2150 /***********************************************************************
2151 * ScriptStringGetLogicalWidths (USP10.@)
2153 * Returns logical widths from a string analysis.
2156 * ssa [I] string analysis.
2157 * piDx [O] logical widths returned.
2161 * Failure: a non-zero HRESULT.
2163 HRESULT WINAPI ScriptStringGetLogicalWidths(SCRIPT_STRING_ANALYSIS ssa, int *piDx)
2166 StringAnalysis *analysis = ssa;
2168 TRACE("%p, %p\n", ssa, piDx);
2170 if (!analysis) return S_FALSE;
2172 for (i = 0; i < analysis->numItems; i++)
2174 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++)
2176 piDx[next] = analysis->glyphs[i].piAdvance[j];
2183 /***********************************************************************
2184 * ScriptStringValidate (USP10.@)
2186 * Validate a string analysis.
2189 * ssa [I] string analysis.
2193 * Failure: S_FALSE if invalid sequences are found
2194 * or a non-zero HRESULT if it fails.
2196 HRESULT WINAPI ScriptStringValidate(SCRIPT_STRING_ANALYSIS ssa)
2198 StringAnalysis *analysis = ssa;
2200 TRACE("(%p)\n", ssa);
2202 if (!analysis) return E_INVALIDARG;
2203 return (analysis->invalid) ? S_FALSE : S_OK;
2206 /***********************************************************************
2207 * ScriptString_pSize (USP10.@)
2209 * Retrieve width and height of an analysed string.
2212 * ssa [I] string analysis.
2215 * Success: Pointer to a SIZE structure.
2218 const SIZE * WINAPI ScriptString_pSize(SCRIPT_STRING_ANALYSIS ssa)
2221 StringAnalysis *analysis = ssa;
2223 TRACE("(%p)\n", ssa);
2225 if (!analysis) return NULL;
2229 if (!(analysis->sz = heap_alloc(sizeof(SIZE)))) return NULL;
2230 analysis->sz->cy = analysis->sc->tm.tmHeight;
2232 analysis->sz->cx = 0;
2233 for (i = 0; i < analysis->numItems; i++)
2234 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++)
2235 analysis->sz->cx += analysis->glyphs[i].piAdvance[j];
2237 return analysis->sz;
2240 /***********************************************************************
2241 * ScriptString_pLogAttr (USP10.@)
2243 * Retrieve logical attributes of an analysed string.
2246 * ssa [I] string analysis.
2249 * Success: Pointer to an array of SCRIPT_LOGATTR structures.
2252 const SCRIPT_LOGATTR * WINAPI ScriptString_pLogAttr(SCRIPT_STRING_ANALYSIS ssa)
2254 StringAnalysis *analysis = ssa;
2256 TRACE("(%p)\n", ssa);
2258 if (!analysis) return NULL;
2259 return analysis->logattrs;
2262 /***********************************************************************
2263 * ScriptString_pcOutChars (USP10.@)
2265 * Retrieve the length of a string after clipping.
2268 * ssa [I] String analysis.
2271 * Success: Pointer to the length.
2274 const int * WINAPI ScriptString_pcOutChars(SCRIPT_STRING_ANALYSIS ssa)
2276 StringAnalysis *analysis = ssa;
2278 TRACE("(%p)\n", ssa);
2280 if (!analysis) return NULL;
2281 return &analysis->clip_len;
2284 /***********************************************************************
2285 * ScriptStringGetOrder (USP10.@)
2287 * Retrieve a glyph order map.
2290 * ssa [I] String analysis.
2291 * order [I/O] Array of glyph positions.
2295 * Failure: a non-zero HRESULT.
2297 HRESULT WINAPI ScriptStringGetOrder(SCRIPT_STRING_ANALYSIS ssa, UINT *order)
2301 StringAnalysis *analysis = ssa;
2303 TRACE("(%p)\n", ssa);
2305 if (!analysis) return S_FALSE;
2307 /* FIXME: handle RTL scripts */
2308 for (i = 0, k = 0; i < analysis->numItems; i++)
2309 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++, k++)
2315 /***********************************************************************
2316 * ScriptGetLogicalWidths (USP10.@)
2318 * Convert advance widths to logical widths.
2321 * sa [I] Script analysis.
2322 * nbchars [I] Number of characters.
2323 * nbglyphs [I] Number of glyphs.
2324 * glyph_width [I] Array of glyph widths.
2325 * log_clust [I] Array of logical clusters.
2326 * sva [I] Visual attributes.
2327 * widths [O] Array of logical widths.
2331 * Failure: a non-zero HRESULT.
2333 HRESULT WINAPI ScriptGetLogicalWidths(const SCRIPT_ANALYSIS *sa, int nbchars, int nbglyphs,
2334 const int *glyph_width, const WORD *log_clust,
2335 const SCRIPT_VISATTR *sva, int *widths)
2339 TRACE("(%p, %d, %d, %p, %p, %p, %p)\n",
2340 sa, nbchars, nbglyphs, glyph_width, log_clust, sva, widths);
2343 for (i = 0; i < nbchars; i++) widths[i] = glyph_width[i];
2347 /***********************************************************************
2348 * ScriptApplyLogicalWidth (USP10.@)
2350 * Generate glyph advance widths.
2353 * dx [I] Array of logical advance widths.
2354 * num_chars [I] Number of characters.
2355 * num_glyphs [I] Number of glyphs.
2356 * log_clust [I] Array of logical clusters.
2357 * sva [I] Visual attributes.
2358 * advance [I] Array of glyph advance widths.
2359 * sa [I] Script analysis.
2360 * abc [I/O] Summed ABC widths.
2361 * justify [O] Array of glyph advance widths.
2365 * Failure: a non-zero HRESULT.
2367 HRESULT WINAPI ScriptApplyLogicalWidth(const int *dx, int num_chars, int num_glyphs,
2368 const WORD *log_clust, const SCRIPT_VISATTR *sva,
2369 const int *advance, const SCRIPT_ANALYSIS *sa,
2370 ABC *abc, int *justify)
2374 FIXME("(%p, %d, %d, %p, %p, %p, %p, %p, %p)\n",
2375 dx, num_chars, num_glyphs, log_clust, sva, advance, sa, abc, justify);
2377 for (i = 0; i < num_chars; i++) justify[i] = advance[i];
2381 HRESULT WINAPI ScriptJustify(const SCRIPT_VISATTR *sva, const int *advance,
2382 int num_glyphs, int dx, int min_kashida, int *justify)
2386 FIXME("(%p, %p, %d, %d, %d, %p)\n", sva, advance, num_glyphs, dx, min_kashida, justify);
2388 for (i = 0; i < num_glyphs; i++) justify[i] = advance[i];