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;
335 StringGlyphs* glyphs;
336 SCRIPT_LOGATTR* logattrs;
341 static inline void *heap_alloc(SIZE_T size)
343 return HeapAlloc(GetProcessHeap(), 0, size);
346 static inline void *heap_alloc_zero(SIZE_T size)
348 return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
351 static inline void *heap_realloc_zero(LPVOID mem, SIZE_T size)
353 return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, size);
356 static inline BOOL heap_free(LPVOID mem)
358 return HeapFree(GetProcessHeap(), 0, mem);
361 static inline WCHAR get_cache_default_char(SCRIPT_CACHE *psc)
363 return ((ScriptCache *)*psc)->tm.tmDefaultChar;
366 static inline LONG get_cache_height(SCRIPT_CACHE *psc)
368 return ((ScriptCache *)*psc)->tm.tmHeight;
371 static inline BYTE get_cache_pitch_family(SCRIPT_CACHE *psc)
373 return ((ScriptCache *)*psc)->tm.tmPitchAndFamily;
376 static inline WORD get_cache_glyph(SCRIPT_CACHE *psc, WCHAR c)
378 WORD *block = ((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
380 if (!block) return 0;
381 return block[c & GLYPH_BLOCK_MASK];
384 static inline WORD set_cache_glyph(SCRIPT_CACHE *psc, WCHAR c, WORD glyph)
386 WORD **block = &((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
388 if (!*block && !(*block = heap_alloc_zero(sizeof(WORD) * GLYPH_BLOCK_SIZE))) return 0;
389 return ((*block)[c & GLYPH_BLOCK_MASK] = glyph);
392 static inline BOOL get_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
394 static const ABC nil;
395 ABC *block = ((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
397 if (!block || !memcmp(&block[glyph & GLYPH_BLOCK_MASK], &nil, sizeof(ABC))) return FALSE;
398 memcpy(abc, &block[glyph & GLYPH_BLOCK_MASK], sizeof(ABC));
402 static inline BOOL set_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
404 ABC **block = &((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
406 if (!*block && !(*block = heap_alloc_zero(sizeof(ABC) * GLYPH_BLOCK_SIZE))) return FALSE;
407 memcpy(&(*block)[glyph & GLYPH_BLOCK_MASK], abc, sizeof(ABC));
411 static HRESULT init_script_cache(const HDC hdc, SCRIPT_CACHE *psc)
415 if (!psc) return E_INVALIDARG;
416 if (*psc) return S_OK;
417 if (!hdc) return E_PENDING;
419 if (!(sc = heap_alloc_zero(sizeof(ScriptCache)))) return E_OUTOFMEMORY;
420 if (!GetTextMetricsW(hdc, &sc->tm))
425 if (!GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(LOGFONTW), &sc->lf))
430 sc->sfnt = (GetFontData(hdc, MS_MAKE_TAG('h','e','a','d'), 0, NULL, 0)!=GDI_ERROR);
432 TRACE("<- %p\n", sc);
436 static WCHAR mirror_char( WCHAR ch )
438 extern const WCHAR wine_mirror_map[];
439 return ch + wine_mirror_map[wine_mirror_map[ch >> 8] + (ch & 0xff)];
442 static WORD get_char_script( WCHAR ch)
447 if (ch == 0xc || ch == 0x20 || ch == 0x202f)
450 GetStringTypeW(CT_CTYPE1, &ch, 1, &type);
453 return SCRIPT_UNDEFINED;
456 return Script_Control;
461 if (ch < scriptRanges[i].rangeFirst || scriptRanges[i].script == SCRIPT_UNDEFINED)
464 if (ch >= scriptRanges[i].rangeFirst && ch <= scriptRanges[i].rangeLast)
466 if (scriptRanges[i].numericScript && type & C1_DIGIT)
467 return scriptRanges[i].numericScript;
468 if (scriptRanges[i].punctScript && type & C1_PUNCT)
469 return scriptRanges[i].punctScript;
470 return scriptRanges[i].script;
475 return SCRIPT_UNDEFINED;
478 /***********************************************************************
482 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
486 case DLL_PROCESS_ATTACH:
487 DisableThreadLibraryCalls(hInstDLL);
489 case DLL_PROCESS_DETACH:
495 /***********************************************************************
496 * ScriptFreeCache (USP10.@)
498 * Free a script cache.
501 * psc [I/O] Script cache.
505 * Failure: Non-zero HRESULT value.
507 HRESULT WINAPI ScriptFreeCache(SCRIPT_CACHE *psc)
514 for (i = 0; i < GLYPH_MAX / GLYPH_BLOCK_SIZE; i++)
516 heap_free(((ScriptCache *)*psc)->glyphs[i]);
517 heap_free(((ScriptCache *)*psc)->widths[i]);
519 heap_free(((ScriptCache *)*psc)->GSUB_Table);
520 heap_free(((ScriptCache *)*psc)->GDEF_Table);
521 heap_free(((ScriptCache *)*psc)->features);
528 /***********************************************************************
529 * ScriptGetProperties (USP10.@)
531 * Retrieve a list of script properties.
534 * props [I] Pointer to an array of SCRIPT_PROPERTIES pointers.
535 * num [I] Pointer to the number of scripts.
539 * Failure: Non-zero HRESULT value.
542 * Behaviour matches WinXP.
544 HRESULT WINAPI ScriptGetProperties(const SCRIPT_PROPERTIES ***props, int *num)
546 TRACE("(%p,%p)\n", props, num);
548 if (!props && !num) return E_INVALIDARG;
550 if (num) *num = sizeof(script_props)/sizeof(script_props[0]);
551 if (props) *props = script_props;
556 /***********************************************************************
557 * ScriptGetFontProperties (USP10.@)
559 * Get information on special glyphs.
562 * hdc [I] Device context.
563 * psc [I/O] Opaque pointer to a script cache.
564 * sfp [O] Font properties structure.
566 HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPROPERTIES *sfp)
570 TRACE("%p,%p,%p\n", hdc, psc, sfp);
572 if (!sfp) return E_INVALIDARG;
573 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
575 if (sfp->cBytes != sizeof(SCRIPT_FONTPROPERTIES))
578 /* return something sensible? */
580 sfp->wgDefault = get_cache_default_char(psc);
582 sfp->wgKashida = 0xffff;
583 sfp->iKashidaWidth = 0;
588 /***********************************************************************
589 * ScriptRecordDigitSubstitution (USP10.@)
591 * Record digit substitution settings for a given locale.
594 * locale [I] Locale identifier.
595 * sds [I] Structure to record substitution settings.
599 * Failure: E_POINTER if sds is NULL, E_INVALIDARG otherwise.
602 * http://blogs.msdn.com/michkap/archive/2006/02/22/536877.aspx
604 HRESULT WINAPI ScriptRecordDigitSubstitution(LCID locale, SCRIPT_DIGITSUBSTITUTE *sds)
608 TRACE("0x%x, %p\n", locale, sds);
610 /* This implementation appears to be correct for all languages, but it's
611 * not clear if sds->DigitSubstitute is ever set to anything except
612 * CONTEXT or NONE in reality */
614 if (!sds) return E_POINTER;
616 locale = ConvertDefaultLocale(locale);
618 if (!IsValidLocale(locale, LCID_INSTALLED))
621 plgid = PRIMARYLANGID(LANGIDFROMLCID(locale));
622 sds->TraditionalDigitLanguage = plgid;
624 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
625 sds->NationalDigitLanguage = plgid;
627 sds->NationalDigitLanguage = LANG_ENGLISH;
629 if (!GetLocaleInfoW(locale, LOCALE_IDIGITSUBSTITUTION | LOCALE_RETURN_NUMBER,
630 (LPWSTR)&sub, sizeof(sub)/sizeof(WCHAR))) return E_INVALIDARG;
635 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
636 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_CONTEXT;
638 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
641 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
644 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NATIONAL;
647 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_TRADITIONAL;
655 /***********************************************************************
656 * ScriptApplyDigitSubstitution (USP10.@)
658 * Apply digit substitution settings.
661 * sds [I] Structure with recorded substitution settings.
662 * sc [I] Script control structure.
663 * ss [I] Script state structure.
667 * Failure: E_INVALIDARG if sds is invalid. Otherwise an HRESULT.
669 HRESULT WINAPI ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE *sds,
670 SCRIPT_CONTROL *sc, SCRIPT_STATE *ss)
672 SCRIPT_DIGITSUBSTITUTE psds;
674 TRACE("%p, %p, %p\n", sds, sc, ss);
676 if (!sc || !ss) return E_POINTER;
680 if (ScriptRecordDigitSubstitution(LOCALE_USER_DEFAULT, &psds) != S_OK)
684 sc->uDefaultLanguage = LANG_ENGLISH;
685 sc->fContextDigits = 0;
686 ss->fDigitSubstitute = 0;
688 switch (sds->DigitSubstitute) {
689 case SCRIPT_DIGITSUBSTITUTE_CONTEXT:
690 case SCRIPT_DIGITSUBSTITUTE_NATIONAL:
691 case SCRIPT_DIGITSUBSTITUTE_NONE:
692 case SCRIPT_DIGITSUBSTITUTE_TRADITIONAL:
699 /***********************************************************************
700 * ScriptItemizeOpenType (USP10.@)
702 * Split a Unicode string into shapeable parts.
705 * pwcInChars [I] String to split.
706 * cInChars [I] Number of characters in pwcInChars.
707 * cMaxItems [I] Maximum number of items to return.
708 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
709 * psState [I] Pointer to a SCRIPT_STATE structure.
710 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
711 * pScriptTags [O] Buffer to receive OPENTYPE_TAGs.
712 * pcItems [O] Number of script items returned.
716 * Failure: Non-zero HRESULT value.
718 HRESULT WINAPI ScriptItemizeOpenType(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
719 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
720 SCRIPT_ITEM *pItems, OPENTYPE_TAG *pScriptTags, int *pcItems)
723 #define Numeric_space 0x0020
727 int cnt = 0, index = 0, str = 0;
728 int New_Script = SCRIPT_UNDEFINED;
730 WORD *strength = NULL;
733 TRACE("%s,%d,%d,%p,%p,%p,%p\n", debugstr_wn(pwcInChars, cInChars), cInChars, cMaxItems,
734 psControl, psState, pItems, pcItems);
736 if (!pwcInChars || !cInChars || !pItems || cMaxItems < 2)
739 if (psState && psControl)
742 levels = heap_alloc_zero(cInChars * sizeof(WORD));
744 return E_OUTOFMEMORY;
746 BIDI_DetermineLevels(pwcInChars, cInChars, psState, psControl, levels);
747 baselevel = levels[0];
748 for (i = 0; i < cInChars; i++)
749 if (levels[i]!=levels[0])
751 if (i >= cInChars && !odd(baselevel))
758 if (!psControl->fMergeNeutralItems)
760 strength = heap_alloc_zero(cInChars * sizeof(WORD));
761 BIDI_GetStrengths(pwcInChars, cInChars, psControl, strength);
766 while ((pwcInChars[cnt] == Numeric_space || pwcInChars[cnt] == ZWJ || pwcInChars[cnt] == ZWNJ) && cnt < cInChars)
769 if (cnt == cInChars) /* All Spaces */
772 New_Script = get_char_script(pwcInChars[cnt]);
775 pItems[index].iCharPos = 0;
776 pItems[index].a = scriptInformation[get_char_script(pwcInChars[cnt])].a;
777 pScriptTags[index] = scriptInformation[get_char_script(pwcInChars[cnt])].scriptTag;
785 pItems[index].a.fRTL = odd(levels[cnt]);
786 pItems[index].a.fLayoutRTL = odd(levels[cnt]);
787 pItems[index].a.s.uBidiLevel = levels[cnt];
789 else if (!pItems[index].a.s.uBidiLevel)
791 pItems[index].a.s.uBidiLevel = baselevel;
792 pItems[index].a.fLayoutRTL = odd(baselevel);
793 pItems[index].a.fRTL = odd(baselevel);
796 TRACE("New_Level=%i New_Strength=%i New_Script=%d, eScript=%d index=%d cnt=%d iCharPos=%d\n",
797 levels?levels[cnt]:-1, str, New_Script, pItems[index].a.eScript, index, cnt,
798 pItems[index].iCharPos);
800 for (cnt=1; cnt < cInChars; cnt++)
802 if (levels && (levels[cnt] == pItems[index].a.s.uBidiLevel && (!strength || (strength[cnt] == 0 || strength[cnt] == str))))
805 if(pwcInChars[cnt] != Numeric_space && pwcInChars[cnt] != ZWJ && pwcInChars[cnt] != ZWNJ)
806 New_Script = get_char_script(pwcInChars[cnt]);
810 while (cnt + j < cInChars - 1 && (pwcInChars[cnt+j] == Numeric_space || pwcInChars[cnt+j] == ZWJ || pwcInChars[cnt+j] == ZWNJ))
812 New_Script = get_char_script(pwcInChars[cnt+j]);
815 if ((levels && (levels[cnt] != pItems[index].a.s.uBidiLevel || (strength && (strength[cnt] != str)))) || New_Script != pItems[index].a.eScript || New_Script == Script_Control)
817 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);
819 if (strength && strength[cnt] != 0)
823 if (index+1 > cMaxItems)
824 return E_OUTOFMEMORY;
826 pItems[index].iCharPos = cnt;
827 memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
829 pItems[index].a = scriptInformation[New_Script].a;
830 pScriptTags[index] = scriptInformation[New_Script].scriptTag;
833 pItems[index].a.fRTL = odd(levels[cnt]);
834 pItems[index].a.fLayoutRTL = odd(levels[cnt]);
835 pItems[index].a.s.uBidiLevel = levels[cnt];
837 else if (!pItems[index].a.s.uBidiLevel)
839 pItems[index].a.s.uBidiLevel = baselevel;
840 pItems[index].a.fLayoutRTL = odd(baselevel);
841 pItems[index].a.fRTL = odd(baselevel);
844 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
848 /* While not strictly necessary according to the spec, make sure the n+1
849 * item is set up to prevent random behaviour if the caller erroneously
850 * checks the n+1 structure */
852 memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
854 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
856 /* Set one SCRIPT_STATE item being returned */
857 if (index + 1 > cMaxItems) return E_OUTOFMEMORY;
858 if (pcItems) *pcItems = index;
860 /* Set SCRIPT_ITEM */
861 pItems[index].iCharPos = cnt; /* the last item contains the ptr to the lastchar */
867 /***********************************************************************
868 * ScriptItemize (USP10.@)
870 * Split a Unicode string into shapeable parts.
873 * pwcInChars [I] String to split.
874 * cInChars [I] Number of characters in pwcInChars.
875 * cMaxItems [I] Maximum number of items to return.
876 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
877 * psState [I] Pointer to a SCRIPT_STATE structure.
878 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
879 * pcItems [O] Number of script items returned.
883 * Failure: Non-zero HRESULT value.
885 HRESULT WINAPI ScriptItemize(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
886 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
887 SCRIPT_ITEM *pItems, int *pcItems)
889 OPENTYPE_TAG *discarded_tags;
892 discarded_tags = heap_alloc(cMaxItems * sizeof(OPENTYPE_TAG));
894 return E_OUTOFMEMORY;
895 res = ScriptItemizeOpenType(pwcInChars, cInChars, cMaxItems, psControl, psState, pItems, discarded_tags, pcItems);
896 heap_free(discarded_tags);
900 static inline int getGivenTabWidth(ScriptCache *psc, SCRIPT_TABDEF *pTabdef, int charPos, int current_x)
904 INT *lpTabPos = NULL;
909 lpTabPos = pTabdef->pTabStops;
911 if (pTabdef && pTabdef->iTabOrigin)
914 nTabOrg = (pTabdef->iTabOrigin * pTabdef->iScale)/4;
916 nTabOrg = pTabdef->iTabOrigin * psc->tm.tmAveCharWidth;
920 cTabStops = pTabdef->cTabStops;
925 defWidth = ((pTabdef->pTabStops[0])*pTabdef->iScale) / 4;
927 defWidth = (pTabdef->pTabStops[0])*psc->tm.tmAveCharWidth;
931 defWidth = 8 * psc->tm.tmAveCharWidth;
933 for (; cTabStops>0 ; lpTabPos++, cTabStops--)
935 int position = *lpTabPos;
937 position = -1 * position;
939 position = (position * pTabdef->iScale) / 4;
941 position = position * psc->tm.tmAveCharWidth;
943 if( nTabOrg + position > current_x)
947 /* a left aligned tab */
948 x = (nTabOrg + *lpTabPos) - current_x;
953 FIXME("Negative tabstop\n");
958 if ((!cTabStops) && (defWidth > 0))
959 x =((((current_x - nTabOrg) / defWidth)+1) * defWidth) - current_x;
960 else if ((!cTabStops) && (defWidth < 0))
961 FIXME("TODO: Negative defWidth\n");
966 /***********************************************************************
967 * ScriptStringAnalyse (USP10.@)
970 HRESULT WINAPI ScriptStringAnalyse(HDC hdc, const void *pString, int cString,
971 int cGlyphs, int iCharset, DWORD dwFlags,
972 int iReqWidth, SCRIPT_CONTROL *psControl,
973 SCRIPT_STATE *psState, const int *piDx,
974 SCRIPT_TABDEF *pTabdef, const BYTE *pbInClass,
975 SCRIPT_STRING_ANALYSIS *pssa)
977 HRESULT hr = E_OUTOFMEMORY;
978 StringAnalysis *analysis = NULL;
979 SCRIPT_CONTROL sControl;
981 int i, num_items = 255;
983 WCHAR *iString = NULL;
985 TRACE("(%p,%p,%d,%d,%d,0x%x,%d,%p,%p,%p,%p,%p,%p)\n",
986 hdc, pString, cString, cGlyphs, iCharset, dwFlags, iReqWidth,
987 psControl, psState, piDx, pTabdef, pbInClass, pssa);
991 FIXME("Only Unicode strings are supported\n");
994 if (cString < 1 || !pString) return E_INVALIDARG;
995 if ((dwFlags & SSA_GLYPHS) && !hdc) return E_PENDING;
997 if (!(analysis = heap_alloc_zero(sizeof(StringAnalysis)))) return E_OUTOFMEMORY;
998 if (!(analysis->pItem = heap_alloc_zero(num_items * sizeof(SCRIPT_ITEM) + 1))) goto error;
1000 /* FIXME: handle clipping */
1001 analysis->clip_len = cString;
1002 analysis->hdc = hdc;
1003 analysis->dwFlags = dwFlags;
1008 memset(&sState, 0, sizeof(SCRIPT_STATE));
1011 sControl = *psControl;
1013 memset(&sControl, 0, sizeof(SCRIPT_CONTROL));
1015 if (dwFlags & SSA_PASSWORD)
1017 iString = heap_alloc(sizeof(WCHAR)*cString);
1018 for (i = 0; i < cString; i++)
1019 iString[i] = *((const WCHAR *)pString);
1023 hr = ScriptItemize(pString, cString, num_items, &sControl, &sState, analysis->pItem,
1024 &analysis->numItems);
1026 while (hr == E_OUTOFMEMORY)
1031 if (!(tmp = heap_realloc_zero(analysis->pItem, num_items * sizeof(SCRIPT_ITEM) + 1)))
1034 analysis->pItem = tmp;
1035 hr = ScriptItemize(pString, cString, num_items, psControl, psState, analysis->pItem,
1036 &analysis->numItems);
1038 if (hr != S_OK) goto error;
1040 if (dwFlags & SSA_BREAK)
1042 if ((analysis->logattrs = heap_alloc(sizeof(SCRIPT_LOGATTR) * cString)))
1044 for (i = 0; i < analysis->numItems; i++)
1045 ScriptBreak(&((LPWSTR)pString)[analysis->pItem[i].iCharPos], analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos, &analysis->pItem[i].a, &analysis->logattrs[analysis->pItem[i].iCharPos]);
1051 if (!(analysis->logical2visual = heap_alloc_zero(sizeof(int) * analysis->numItems)))
1053 if (!(BidiLevel = heap_alloc_zero(analysis->numItems)))
1056 if (dwFlags & SSA_GLYPHS)
1059 if (!(analysis->glyphs = heap_alloc_zero(sizeof(StringGlyphs) * analysis->numItems)))
1062 for (i = 0; i < analysis->numItems; i++)
1064 SCRIPT_CACHE *sc = (SCRIPT_CACHE *)&analysis->sc;
1065 int cChar = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
1066 int numGlyphs = 1.5 * cChar + 16;
1067 WORD *glyphs = heap_alloc_zero(sizeof(WORD) * numGlyphs);
1068 WORD *pwLogClust = heap_alloc_zero(sizeof(WORD) * cChar);
1069 int *piAdvance = heap_alloc_zero(sizeof(int) * numGlyphs);
1070 SCRIPT_VISATTR *psva = heap_alloc_zero(sizeof(SCRIPT_VISATTR) * numGlyphs);
1071 GOFFSET *pGoffset = heap_alloc_zero(sizeof(GOFFSET) * numGlyphs);
1072 ABC *abc = heap_alloc_zero(sizeof(ABC));
1073 int numGlyphsReturned;
1075 /* FIXME: non unicode strings */
1076 const WCHAR* pStr = (const WCHAR*)pString;
1077 hr = ScriptShape(hdc, sc, &pStr[analysis->pItem[i].iCharPos],
1078 cChar, numGlyphs, &analysis->pItem[i].a,
1079 glyphs, pwLogClust, psva, &numGlyphsReturned);
1080 hr = ScriptPlace(hdc, sc, glyphs, numGlyphsReturned, psva, &analysis->pItem[i].a,
1081 piAdvance, pGoffset, abc);
1083 if (dwFlags & SSA_TAB)
1086 for (tabi = 0; tabi < cChar; tabi++)
1088 if (pStr[analysis->pItem[i].iCharPos+tabi] == 0x0009)
1089 piAdvance[tabi] = getGivenTabWidth(analysis->sc, pTabdef, analysis->pItem[i].iCharPos+tabi, tab_x);
1090 tab_x+=piAdvance[tabi];
1094 analysis->glyphs[i].numGlyphs = numGlyphsReturned;
1095 analysis->glyphs[i].glyphs = glyphs;
1096 analysis->glyphs[i].pwLogClust = pwLogClust;
1097 analysis->glyphs[i].piAdvance = piAdvance;
1098 analysis->glyphs[i].psva = psva;
1099 analysis->glyphs[i].pGoffset = pGoffset;
1100 analysis->glyphs[i].abc = abc;
1101 analysis->glyphs[i].iMaxPosX= -1;
1103 BidiLevel[i] = analysis->pItem[i].a.s.uBidiLevel;
1108 for (i = 0; i < analysis->numItems; i++)
1109 BidiLevel[i] = analysis->pItem[i].a.s.uBidiLevel;
1112 ScriptLayout(analysis->numItems, BidiLevel, NULL, analysis->logical2visual);
1113 heap_free(BidiLevel);
1121 heap_free(analysis->glyphs);
1122 heap_free(analysis->logattrs);
1123 heap_free(analysis->pItem);
1124 heap_free(analysis->logical2visual);
1125 heap_free(analysis->sc);
1126 heap_free(analysis);
1130 static HRESULT SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa,
1141 StringAnalysis *analysis;
1144 COLORREF BkColor = 0x0;
1145 COLORREF TextColor = 0x0;
1147 INT runStart, runEnd;
1148 INT iGlyph, cGlyphs;
1150 TRACE("(%p,%d,%d,%d,%d,%d, 0x%1x, %d, %d)\n",
1151 ssa, iX, iY, iItem, cStart, cEnd, uOptions, fSelected, fDisabled);
1153 if (!(analysis = ssa)) return E_INVALIDARG;
1155 if ((cStart >= 0 && analysis->pItem[iItem+1].iCharPos <= cStart) ||
1156 (cEnd >= 0 && analysis->pItem[iItem].iCharPos >= cEnd))
1161 BkMode = GetBkMode(analysis->hdc);
1162 SetBkMode( analysis->hdc, OPAQUE);
1163 BkColor = GetBkColor(analysis->hdc);
1164 SetBkColor(analysis->hdc, GetSysColor(COLOR_HIGHLIGHT));
1167 TextColor = GetTextColor(analysis->hdc);
1168 SetTextColor(analysis->hdc, GetSysColor(COLOR_HIGHLIGHTTEXT));
1173 if (cStart >= 0 && analysis->pItem[iItem+1].iCharPos > cStart && analysis->pItem[iItem].iCharPos <= cStart)
1174 runStart = cStart - analysis->pItem[iItem].iCharPos;
1177 if (cEnd >= 0 && analysis->pItem[iItem+1].iCharPos > cEnd && analysis->pItem[iItem].iCharPos <= cEnd)
1178 runEnd = (cEnd-1) - analysis->pItem[iItem].iCharPos;
1180 runEnd = (analysis->pItem[iItem+1].iCharPos - analysis->pItem[iItem].iCharPos) - 1;
1182 if (analysis->pItem[iItem].a.fRTL)
1184 if (cEnd >= 0 && cEnd < analysis->pItem[iItem+1].iCharPos)
1185 ScriptStringCPtoX(ssa, cEnd, FALSE, &off_x);
1187 ScriptStringCPtoX(ssa, analysis->pItem[iItem+1].iCharPos-1, TRUE, &off_x);
1191 if (cStart >=0 && runStart)
1192 ScriptStringCPtoX(ssa, cStart, FALSE, &off_x);
1194 ScriptStringCPtoX(ssa, analysis->pItem[iItem].iCharPos, FALSE, &off_x);
1197 if (analysis->pItem[iItem].a.fRTL)
1198 iGlyph = analysis->glyphs[iItem].pwLogClust[runEnd];
1200 iGlyph = analysis->glyphs[iItem].pwLogClust[runStart];
1202 if (analysis->pItem[iItem].a.fRTL)
1203 cGlyphs = analysis->glyphs[iItem].pwLogClust[runStart] - iGlyph;
1205 cGlyphs = analysis->glyphs[iItem].pwLogClust[runEnd] - iGlyph;
1209 hr = ScriptTextOut(analysis->hdc, (SCRIPT_CACHE *)&analysis->sc, iX + off_x,
1210 iY, uOptions, prc, &analysis->pItem[iItem].a, NULL, 0,
1211 &analysis->glyphs[iItem].glyphs[iGlyph], cGlyphs,
1212 &analysis->glyphs[iItem].piAdvance[iGlyph], NULL,
1213 &analysis->glyphs[iItem].pGoffset[iGlyph]);
1215 TRACE("ScriptTextOut hr=%08x\n", hr);
1219 SetBkColor(analysis->hdc, BkColor);
1220 SetBkMode( analysis->hdc, BkMode);
1222 SetTextColor(analysis->hdc, TextColor);
1228 /***********************************************************************
1229 * ScriptStringOut (USP10.@)
1231 * This function takes the output of ScriptStringAnalyse and joins the segments
1232 * of glyphs and passes the resulting string to ScriptTextOut. ScriptStringOut
1233 * only processes glyphs.
1236 * ssa [I] buffer to hold the analysed string components
1237 * iX [I] X axis displacement for output
1238 * iY [I] Y axis displacement for output
1239 * uOptions [I] flags controling output processing
1240 * prc [I] rectangle coordinates
1241 * iMinSel [I] starting pos for substringing output string
1242 * iMaxSel [I] ending pos for substringing output string
1243 * fDisabled [I] controls text highlighting
1247 * Failure: is the value returned by ScriptTextOut
1249 HRESULT WINAPI ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa,
1258 StringAnalysis *analysis;
1262 TRACE("(%p,%d,%d,0x%1x,%p,%d,%d,%d)\n",
1263 ssa, iX, iY, uOptions, prc, iMinSel, iMaxSel, fDisabled);
1265 if (!(analysis = ssa)) return E_INVALIDARG;
1266 if (!(analysis->dwFlags & SSA_GLYPHS)) return E_INVALIDARG;
1268 for (item = 0; item < analysis->numItems; item++)
1270 hr = SS_ItemOut( ssa, iX, iY, analysis->logical2visual[item], -1, -1, uOptions, prc, FALSE, fDisabled);
1275 if (iMinSel < iMaxSel && (iMinSel > 0 || iMaxSel > 0))
1277 if (iMaxSel > 0 && iMinSel < 0)
1279 for (item = 0; item < analysis->numItems; item++)
1281 hr = SS_ItemOut( ssa, iX, iY, analysis->logical2visual[item], iMinSel, iMaxSel, uOptions, prc, TRUE, fDisabled);
1290 /***********************************************************************
1291 * ScriptStringCPtoX (USP10.@)
1294 HRESULT WINAPI ScriptStringCPtoX(SCRIPT_STRING_ANALYSIS ssa, int icp, BOOL fTrailing, int* pX)
1298 StringAnalysis* analysis = ssa;
1300 TRACE("(%p), %d, %d, (%p)\n", ssa, icp, fTrailing, pX);
1302 if (!ssa || !pX) return S_FALSE;
1303 if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
1305 /* icp out of range */
1308 analysis->invalid = TRUE;
1309 return E_INVALIDARG;
1312 for(item=0; item<analysis->numItems; item++)
1317 i = analysis->logical2visual[item];
1318 CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
1319 /* initialize max extents for uninitialized runs */
1320 if (analysis->glyphs[i].iMaxPosX == -1)
1322 if (analysis->pItem[i].a.fRTL)
1323 ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1324 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1325 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1327 ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1328 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1329 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1332 if (icp >= analysis->pItem[i+1].iCharPos || icp < analysis->pItem[i].iCharPos)
1334 runningX += analysis->glyphs[i].iMaxPosX;
1338 icp -= analysis->pItem[i].iCharPos;
1339 ScriptCPtoX(icp, fTrailing, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1340 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1341 &analysis->pItem[i].a, &offset);
1348 /* icp out of range */
1349 analysis->invalid = TRUE;
1350 return E_INVALIDARG;
1353 /***********************************************************************
1354 * ScriptStringXtoCP (USP10.@)
1357 HRESULT WINAPI ScriptStringXtoCP(SCRIPT_STRING_ANALYSIS ssa, int iX, int* piCh, int* piTrailing)
1359 StringAnalysis* analysis = ssa;
1362 TRACE("(%p), %d, (%p), (%p)\n", ssa, iX, piCh, piTrailing);
1364 if (!ssa || !piCh || !piTrailing) return S_FALSE;
1365 if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
1370 if (analysis->pItem[0].a.fRTL)
1373 *piTrailing = FALSE;
1383 for(item=0; item<analysis->numItems; item++)
1388 for (i = 0; i < analysis->numItems && analysis->logical2visual[i] != item; i++)
1391 CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
1392 /* initialize max extents for uninitialized runs */
1393 if (analysis->glyphs[i].iMaxPosX == -1)
1395 if (analysis->pItem[i].a.fRTL)
1396 ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1397 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1398 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1400 ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1401 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1402 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1405 if (iX > analysis->glyphs[i].iMaxPosX)
1407 iX -= analysis->glyphs[i].iMaxPosX;
1411 ScriptXtoCP(iX, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1412 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1413 &analysis->pItem[i].a, piCh, piTrailing);
1414 *piCh += analysis->pItem[i].iCharPos;
1420 *piCh = analysis->pItem[analysis->numItems].iCharPos;
1421 *piTrailing = FALSE;
1427 /***********************************************************************
1428 * ScriptStringFree (USP10.@)
1430 * Free a string analysis.
1433 * pssa [I] string analysis.
1437 * Failure: Non-zero HRESULT value.
1439 HRESULT WINAPI ScriptStringFree(SCRIPT_STRING_ANALYSIS *pssa)
1441 StringAnalysis* analysis;
1445 TRACE("(%p)\n", pssa);
1447 if (!pssa || !(analysis = *pssa)) return E_INVALIDARG;
1449 invalid = analysis->invalid;
1450 ScriptFreeCache((SCRIPT_CACHE *)&analysis->sc);
1452 if (analysis->glyphs)
1454 for (i = 0; i < analysis->numItems; i++)
1456 heap_free(analysis->glyphs[i].glyphs);
1457 heap_free(analysis->glyphs[i].pwLogClust);
1458 heap_free(analysis->glyphs[i].piAdvance);
1459 heap_free(analysis->glyphs[i].psva);
1460 heap_free(analysis->glyphs[i].pGoffset);
1461 heap_free(analysis->glyphs[i].abc);
1463 heap_free(analysis->glyphs);
1466 heap_free(analysis->pItem);
1467 heap_free(analysis->logattrs);
1468 heap_free(analysis->sz);
1469 heap_free(analysis->sc);
1470 heap_free(analysis->logical2visual);
1471 heap_free(analysis);
1473 if (invalid) return E_INVALIDARG;
1477 /***********************************************************************
1478 * ScriptCPtoX (USP10.@)
1481 HRESULT WINAPI ScriptCPtoX(int iCP,
1485 const WORD *pwLogClust,
1486 const SCRIPT_VISATTR *psva,
1487 const int *piAdvance,
1488 const SCRIPT_ANALYSIS *psa,
1496 float special_size = 0.0;
1500 TRACE("(%d,%d,%d,%d,%p,%p,%p,%p,%p)\n",
1501 iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance,
1504 if (psa->fRTL && ! psa->fLogicalOrder)
1512 int max_clust = pwLogClust[0];
1514 for (item=0; item < cGlyphs; item++)
1515 if (pwLogClust[item] > max_clust)
1517 ERR("We do not handle non reversed clusters properly\n");
1522 for (item = max_clust; item >=0; item --)
1523 iMaxPos += piAdvance[item];
1527 for (item=0; item < iCP && item < cChars; item++)
1529 if (iSpecial == -1 && (iCluster == -1 || (iCluster != -1 && iCluster+clust_size <= item)))
1532 int clust = pwLogClust[item];
1537 for (check = item+1; check < cChars; check++)
1539 if (pwLogClust[check] == clust)
1548 if (check >= cChars && !iMaxPos)
1550 for (check = clust; check < cChars; check++)
1551 special_size += piAdvance[check];
1553 special_size /= (cChars - item);
1554 iPosX += special_size;
1557 iPosX += piAdvance[clust] / (float)clust_size;
1559 else if (iSpecial != -1)
1560 iPosX += special_size;
1561 else /* (iCluster != -1) */
1562 iPosX += piAdvance[pwLogClust[iCluster]] / (float)clust_size;
1567 iPosX = iMaxPos - iPosX;
1573 TRACE("*piX=%d\n", *piX);
1577 /***********************************************************************
1578 * ScriptXtoCP (USP10.@)
1581 HRESULT WINAPI ScriptXtoCP(int iX,
1584 const WORD *pwLogClust,
1585 const SCRIPT_VISATTR *psva,
1586 const int *piAdvance,
1587 const SCRIPT_ANALYSIS *psa,
1597 float special_size = 0.0;
1600 TRACE("(%d,%d,%d,%p,%p,%p,%p,%p,%p)\n",
1601 iX, cChars, cGlyphs, pwLogClust, psva, piAdvance,
1602 psa, piCP, piTrailing);
1604 if (psa->fRTL && ! psa->fLogicalOrder)
1609 int max_clust = pwLogClust[0];
1618 for (item=0; item < cChars; item++)
1619 if (pwLogClust[item] > max_clust)
1621 ERR("We do not handle non reversed clusters properly\n");
1633 iPosX = iLastPosX = 0;
1638 for (; iPosX <= iX && item < cChars && item >= 0; item+=direction)
1641 if (iSpecial == -1 &&
1644 ((direction > 0 && iCluster+clust_size <= item) ||
1645 (direction < 0 && iCluster-clust_size >= item))
1651 int clust = pwLogClust[item];
1656 for (check = item+direction; check < cChars && check >= 0; check+=direction)
1658 if (pwLogClust[check] == clust)
1667 if (check >= cChars && direction > 0)
1669 for (check = clust; check < cChars; check++)
1670 special_size += piAdvance[check];
1672 special_size /= (cChars - item);
1673 iPosX += special_size;
1676 iPosX += piAdvance[clust] / (float)clust_size;
1678 else if (iSpecial != -1)
1679 iPosX += special_size;
1680 else /* (iCluster != -1) */
1681 iPosX += piAdvance[pwLogClust[iCluster]] / (float)clust_size;
1688 if (item < cChars && ((iPosX - iLastPosX) / 2.0) + iX > iPosX)
1695 if (iX == iLastPosX)
1697 if (iX >= iLastPosX && iX <= iPosX)
1700 if (iLastPosX == iX)
1702 else if (item < 0 || ((iLastPosX - iPosX) / 2.0) + iX <= iLastPosX)
1710 TRACE("*piCP=%d\n", *piCP);
1711 TRACE("*piTrailing=%d\n", *piTrailing);
1715 /***********************************************************************
1716 * ScriptBreak (USP10.@)
1718 * Retrieve line break information.
1721 * chars [I] Array of characters.
1722 * sa [I] String analysis.
1723 * la [I] Array of logical attribute structures.
1729 HRESULT WINAPI ScriptBreak(const WCHAR *chars, int count, const SCRIPT_ANALYSIS *sa, SCRIPT_LOGATTR *la)
1731 TRACE("(%s, %d, %p, %p)\n", debugstr_wn(chars, count), count, sa, la);
1733 if (!la) return S_FALSE;
1735 BREAK_line(chars, count, sa, la);
1740 /***********************************************************************
1741 * ScriptIsComplex (USP10.@)
1743 * Determine if a string is complex.
1746 * chars [I] Array of characters to test.
1747 * len [I] Length in characters.
1755 HRESULT WINAPI ScriptIsComplex(const WCHAR *chars, int len, DWORD flag)
1759 TRACE("(%s,%d,0x%x)\n", debugstr_wn(chars, len), len, flag);
1761 for (i = 0; i < len; i++)
1765 if ((flag & SIC_ASCIIDIGIT) && chars[i] >= 0x30 && chars[i] <= 0x39)
1768 script = get_char_script(chars[i]);
1769 if ((scriptInformation[script].props.fComplex && (flag & SIC_COMPLEX))||
1770 (!scriptInformation[script].props.fComplex && (flag & SIC_NEUTRAL)))
1776 /***********************************************************************
1777 * ScriptShapeOpenType (USP10.@)
1779 * Produce glyphs and visual attributes for a run.
1782 * hdc [I] Device context.
1783 * psc [I/O] Opaque pointer to a script cache.
1784 * psa [I/O] Script analysis.
1785 * tagScript [I] The OpenType tag for the Script
1786 * tagLangSys [I] The OpenType tag for the Language
1787 * rcRangeChars[I] Array of Character counts in each range
1788 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
1789 * cRanges [I] Count of ranges
1790 * pwcChars [I] Array of characters specifying the run.
1791 * cChars [I] Number of characters in pwcChars.
1792 * cMaxGlyphs [I] Length of pwOutGlyphs.
1793 * pwLogClust [O] Array of logical cluster info.
1794 * pCharProps [O] Array of character property values
1795 * pwOutGlyphs [O] Array of glyphs.
1796 * pOutGlyphProps [O] Array of attributes for the retrieved glyphs
1797 * pcGlyphs [O] Number of glyphs returned.
1801 * Failure: Non-zero HRESULT value.
1803 HRESULT WINAPI ScriptShapeOpenType( HDC hdc, SCRIPT_CACHE *psc,
1804 SCRIPT_ANALYSIS *psa, OPENTYPE_TAG tagScript,
1805 OPENTYPE_TAG tagLangSys, int *rcRangeChars,
1806 TEXTRANGE_PROPERTIES **rpRangeProperties,
1807 int cRanges, const WCHAR *pwcChars, int cChars,
1808 int cMaxGlyphs, WORD *pwLogClust,
1809 SCRIPT_CHARPROP *pCharProps, WORD *pwOutGlyphs,
1810 SCRIPT_GLYPHPROP *pOutGlyphProps, int *pcGlyphs)
1816 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %d, %d, %p, %p, %p, %p, %p )\n",
1818 debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
1819 rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
1820 cChars, cMaxGlyphs, pwLogClust, pCharProps, pwOutGlyphs, pOutGlyphProps, pcGlyphs);
1822 if (psa) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa->eScript, psa->fRTL, psa->fLayoutRTL,
1823 psa->fLinkBefore, psa->fLinkAfter, psa->fLogicalOrder, psa->fNoGlyphIndex);
1825 if (!pOutGlyphProps || !pcGlyphs || !pCharProps) return E_INVALIDARG;
1826 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
1829 FIXME("Ranges not supported yet\n");
1831 rtl = (psa && !psa->fLogicalOrder && psa->fRTL);
1834 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
1835 if (!pwLogClust) return E_FAIL;
1837 ((ScriptCache *)*psc)->userScript = tagScript;
1838 ((ScriptCache *)*psc)->userLang = tagLangSys;
1840 /* set fNoGlyphIndex non truetype/opentype fonts */
1841 if (!psa->fNoGlyphIndex && !((ScriptCache *)*psc)->sfnt)
1842 psa->fNoGlyphIndex = TRUE;
1844 /* Initialize a SCRIPT_VISATTR and LogClust for each char in this run */
1845 for (i = 0; i < cChars; i++)
1848 if (rtl) idx = cChars - 1 - i;
1849 /* FIXME: set to better values */
1850 pOutGlyphProps[i].sva.uJustification = (pwcChars[idx] == ' ') ? SCRIPT_JUSTIFY_BLANK : SCRIPT_JUSTIFY_CHARACTER;
1851 pOutGlyphProps[i].sva.fClusterStart = 1;
1852 pOutGlyphProps[i].sva.fDiacritic = 0;
1853 pOutGlyphProps[i].sva.fZeroWidth = 0;
1854 pOutGlyphProps[i].sva.fReserved = 0;
1855 pOutGlyphProps[i].sva.fShapeReserved = 0;
1857 /* FIXME: have the shaping engine set this */
1858 pCharProps[i].fCanGlyphAlone = 0;
1860 pwLogClust[i] = idx;
1863 if (psa && !psa->fNoGlyphIndex)
1866 if ((hr = SHAPE_CheckFontForRequiredFeatures(hdc, (ScriptCache *)*psc, psa)) != S_OK) return hr;
1868 rChars = heap_alloc(sizeof(WCHAR) * cChars);
1869 if (!rChars) return E_OUTOFMEMORY;
1870 for (i = 0; i < cChars; i++)
1874 if (rtl) idx = cChars - 1 - i;
1876 chInput = mirror_char(pwcChars[idx]);
1878 chInput = pwcChars[idx];
1879 /* special case for tabs */
1880 if (chInput == 0x0009)
1882 if (!(pwOutGlyphs[i] = get_cache_glyph(psc, chInput)))
1885 if (!hdc) return E_PENDING;
1886 if (GetGlyphIndicesW(hdc, &chInput, 1, &glyph, 0) == GDI_ERROR) return S_FALSE;
1887 pwOutGlyphs[i] = set_cache_glyph(psc, chInput, glyph);
1889 rChars[i] = chInput;
1892 SHAPE_ContextualShaping(hdc, (ScriptCache *)*psc, psa, rChars, cChars, pwOutGlyphs, pcGlyphs, cMaxGlyphs, pwLogClust);
1893 SHAPE_ApplyDefaultOpentypeFeatures(hdc, (ScriptCache *)*psc, psa, pwOutGlyphs, pcGlyphs, cMaxGlyphs, cChars, pwLogClust);
1894 SHAPE_CharGlyphProp(hdc, (ScriptCache *)*psc, psa, pwcChars, cChars, pwOutGlyphs, *pcGlyphs, pwLogClust, pCharProps, pOutGlyphProps);
1899 TRACE("no glyph translation\n");
1900 for (i = 0; i < cChars; i++)
1903 /* No mirroring done here */
1904 if (rtl) idx = cChars - 1 - i;
1905 pwOutGlyphs[i] = pwcChars[idx];
1913 /***********************************************************************
1914 * ScriptShape (USP10.@)
1916 * Produce glyphs and visual attributes for a run.
1919 * hdc [I] Device context.
1920 * psc [I/O] Opaque pointer to a script cache.
1921 * pwcChars [I] Array of characters specifying the run.
1922 * cChars [I] Number of characters in pwcChars.
1923 * cMaxGlyphs [I] Length of pwOutGlyphs.
1924 * psa [I/O] Script analysis.
1925 * pwOutGlyphs [O] Array of glyphs.
1926 * pwLogClust [O] Array of logical cluster info.
1927 * psva [O] Array of visual attributes.
1928 * pcGlyphs [O] Number of glyphs returned.
1932 * Failure: Non-zero HRESULT value.
1934 HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars,
1935 int cChars, int cMaxGlyphs,
1936 SCRIPT_ANALYSIS *psa, WORD *pwOutGlyphs, WORD *pwLogClust,
1937 SCRIPT_VISATTR *psva, int *pcGlyphs)
1941 SCRIPT_CHARPROP *charProps;
1942 SCRIPT_GLYPHPROP *glyphProps;
1944 if (!psva || !pcGlyphs) return E_INVALIDARG;
1945 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
1947 charProps = heap_alloc_zero(sizeof(SCRIPT_CHARPROP)*cChars);
1948 if (!charProps) return E_OUTOFMEMORY;
1949 glyphProps = heap_alloc_zero(sizeof(SCRIPT_GLYPHPROP)*cMaxGlyphs);
1950 if (!glyphProps) return E_OUTOFMEMORY;
1952 hr = ScriptShapeOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, pwcChars, cChars, cMaxGlyphs, pwLogClust, charProps, pwOutGlyphs, glyphProps, pcGlyphs);
1956 for (i = 0; i < *pcGlyphs; i++)
1957 psva[i] = glyphProps[i].sva;
1960 heap_free(charProps);
1961 heap_free(glyphProps);
1966 /***********************************************************************
1967 * ScriptPlaceOpenType (USP10.@)
1969 * Produce advance widths for a run.
1972 * hdc [I] Device context.
1973 * psc [I/O] Opaque pointer to a script cache.
1974 * psa [I/O] String analysis.
1975 * tagScript [I] The OpenType tag for the Script
1976 * tagLangSys [I] The OpenType tag for the Language
1977 * rcRangeChars[I] Array of Character counts in each range
1978 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
1979 * cRanges [I] Count of ranges
1980 * pwcChars [I] Array of characters specifying the run.
1981 * pwLogClust [I] Array of logical cluster info
1982 * pCharProps [I] Array of character property values
1983 * cChars [I] Number of characters in pwcChars.
1984 * pwGlyphs [I] Array of glyphs.
1985 * pGlyphProps [I] Array of attributes for the retrieved glyphs
1986 * cGlyphs [I] Count of Glyphs
1987 * piAdvance [O] Array of advance widths.
1988 * pGoffset [O] Glyph offsets.
1989 * pABC [O] Combined ABC width.
1993 * Failure: Non-zero HRESULT value.
1996 HRESULT WINAPI ScriptPlaceOpenType( HDC hdc, SCRIPT_CACHE *psc, SCRIPT_ANALYSIS *psa,
1997 OPENTYPE_TAG tagScript, OPENTYPE_TAG tagLangSys,
1998 int *rcRangeChars, TEXTRANGE_PROPERTIES **rpRangeProperties,
1999 int cRanges, const WCHAR *pwcChars, WORD *pwLogClust,
2000 SCRIPT_CHARPROP *pCharProps, int cChars,
2001 const WORD *pwGlyphs, const SCRIPT_GLYPHPROP *pGlyphProps,
2002 int cGlyphs, int *piAdvance,
2003 GOFFSET *pGoffset, ABC *pABC
2009 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %p, %p, %d, %p, %p, %d, %p %p %p)\n",
2011 debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
2012 rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
2013 pwLogClust, pCharProps, cChars, pwGlyphs, pGlyphProps, cGlyphs, piAdvance,
2016 if (!pGlyphProps) return E_INVALIDARG;
2017 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2018 if (!pGoffset) return E_FAIL;
2021 FIXME("Ranges not supported yet\n");
2023 ((ScriptCache *)*psc)->userScript = tagScript;
2024 ((ScriptCache *)*psc)->userLang = tagLangSys;
2026 if (pABC) memset(pABC, 0, sizeof(ABC));
2027 for (i = 0; i < cGlyphs; i++)
2030 if (!get_cache_glyph_widths(psc, pwGlyphs[i], &abc))
2032 if (!hdc) return E_PENDING;
2033 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE) && !psa->fNoGlyphIndex)
2035 if (!GetCharABCWidthsI(hdc, 0, 1, (WORD *)&pwGlyphs[i], &abc)) return S_FALSE;
2040 if (!GetCharWidth32W(hdc, pwGlyphs[i], pwGlyphs[i], &width)) return S_FALSE;
2042 abc.abcA = abc.abcC = 0;
2044 set_cache_glyph_widths(psc, pwGlyphs[i], &abc);
2048 pABC->abcA += abc.abcA;
2049 pABC->abcB += abc.abcB;
2050 pABC->abcC += abc.abcC;
2052 /* FIXME: set to more reasonable values */
2053 pGoffset[i].du = pGoffset[i].dv = 0;
2054 if (piAdvance) piAdvance[i] = abc.abcA + abc.abcB + abc.abcC;
2057 if (pABC) TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC->abcA, pABC->abcB, pABC->abcC);
2061 /***********************************************************************
2062 * ScriptPlace (USP10.@)
2064 * Produce advance widths for a run.
2067 * hdc [I] Device context.
2068 * psc [I/O] Opaque pointer to a script cache.
2069 * pwGlyphs [I] Array of glyphs.
2070 * cGlyphs [I] Number of glyphs in pwGlyphs.
2071 * psva [I] Array of visual attributes.
2072 * psa [I/O] String analysis.
2073 * piAdvance [O] Array of advance widths.
2074 * pGoffset [O] Glyph offsets.
2075 * pABC [O] Combined ABC width.
2079 * Failure: Non-zero HRESULT value.
2081 HRESULT WINAPI ScriptPlace(HDC hdc, SCRIPT_CACHE *psc, const WORD *pwGlyphs,
2082 int cGlyphs, const SCRIPT_VISATTR *psva,
2083 SCRIPT_ANALYSIS *psa, int *piAdvance, GOFFSET *pGoffset, ABC *pABC )
2086 SCRIPT_GLYPHPROP *glyphProps;
2089 TRACE("(%p, %p, %p, %d, %p, %p, %p, %p, %p)\n", hdc, psc, pwGlyphs, cGlyphs, psva, psa,
2090 piAdvance, pGoffset, pABC);
2092 if (!psva) return E_INVALIDARG;
2093 if (!pGoffset) return E_FAIL;
2095 glyphProps = heap_alloc(sizeof(SCRIPT_GLYPHPROP)*cGlyphs);
2096 if (!glyphProps) return E_OUTOFMEMORY;
2098 for (i = 0; i < cGlyphs; i++)
2099 glyphProps[i].sva = psva[i];
2101 hr = ScriptPlaceOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, NULL, NULL, NULL, 0, pwGlyphs, glyphProps, cGlyphs, piAdvance, pGoffset, pABC);
2103 heap_free(glyphProps);
2108 /***********************************************************************
2109 * ScriptGetCMap (USP10.@)
2111 * Retrieve glyph indices.
2114 * hdc [I] Device context.
2115 * psc [I/O] Opaque pointer to a script cache.
2116 * pwcInChars [I] Array of Unicode characters.
2117 * cChars [I] Number of characters in pwcInChars.
2118 * dwFlags [I] Flags.
2119 * pwOutGlyphs [O] Buffer to receive the array of glyph indices.
2123 * Failure: Non-zero HRESULT value.
2125 HRESULT WINAPI ScriptGetCMap(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcInChars,
2126 int cChars, DWORD dwFlags, WORD *pwOutGlyphs)
2131 TRACE("(%p,%p,%s,%d,0x%x,%p)\n", hdc, psc, debugstr_wn(pwcInChars, cChars),
2132 cChars, dwFlags, pwOutGlyphs);
2134 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2138 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
2140 for (i = 0; i < cChars; i++)
2143 if (dwFlags == SGCM_RTL)
2144 inChar = mirror_char(pwcInChars[i]);
2146 inChar = pwcInChars[i];
2147 if (!(pwOutGlyphs[i] = get_cache_glyph(psc, inChar)))
2150 if (!hdc) return E_PENDING;
2151 if (GetGlyphIndicesW(hdc, &inChar, 1, &glyph, GGI_MARK_NONEXISTING_GLYPHS) == GDI_ERROR) return S_FALSE;
2152 if (glyph == 0xffff)
2157 pwOutGlyphs[i] = set_cache_glyph(psc, inChar, glyph);
2163 TRACE("no glyph translation\n");
2164 for (i = 0; i < cChars; i++)
2167 if (dwFlags == SGCM_RTL)
2168 inChar = mirror_char(pwcInChars[i]);
2170 inChar = pwcInChars[i];
2171 pwOutGlyphs[i] = inChar;
2177 /***********************************************************************
2178 * ScriptTextOut (USP10.@)
2181 HRESULT WINAPI ScriptTextOut(const HDC hdc, SCRIPT_CACHE *psc, int x, int y, UINT fuOptions,
2182 const RECT *lprc, const SCRIPT_ANALYSIS *psa, const WCHAR *pwcReserved,
2183 int iReserved, const WORD *pwGlyphs, int cGlyphs, const int *piAdvance,
2184 const int *piJustify, const GOFFSET *pGoffset)
2188 TRACE("(%p, %p, %d, %d, %04x, %p, %p, %p, %d, %p, %d, %p, %p, %p)\n",
2189 hdc, psc, x, y, fuOptions, lprc, psa, pwcReserved, iReserved, pwGlyphs, cGlyphs,
2190 piAdvance, piJustify, pGoffset);
2192 if (!hdc || !psc) return E_INVALIDARG;
2193 if (!piAdvance || !psa || !pwGlyphs) return E_INVALIDARG;
2195 fuOptions &= ETO_CLIPPED + ETO_OPAQUE;
2196 fuOptions |= ETO_IGNORELANGUAGE;
2197 if (!psa->fNoGlyphIndex) /* Have Glyphs? */
2198 fuOptions |= ETO_GLYPH_INDEX; /* Say don't do translation to glyph */
2200 if (psa->fRTL && psa->fLogicalOrder)
2205 rtlGlyphs = heap_alloc(cGlyphs * sizeof(WORD));
2207 return E_OUTOFMEMORY;
2209 for (i = 0; i < cGlyphs; i++)
2210 rtlGlyphs[i] = pwGlyphs[cGlyphs-1-i];
2212 if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, rtlGlyphs, cGlyphs, NULL))
2214 heap_free(rtlGlyphs);
2217 if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, pwGlyphs, cGlyphs, NULL))
2223 /***********************************************************************
2224 * ScriptCacheGetHeight (USP10.@)
2226 * Retrieve the height of the font in the cache.
2229 * hdc [I] Device context.
2230 * psc [I/O] Opaque pointer to a script cache.
2231 * height [O] Receives font height.
2235 * Failure: Non-zero HRESULT value.
2237 HRESULT WINAPI ScriptCacheGetHeight(HDC hdc, SCRIPT_CACHE *psc, LONG *height)
2241 TRACE("(%p, %p, %p)\n", hdc, psc, height);
2243 if (!height) return E_INVALIDARG;
2244 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2246 *height = get_cache_height(psc);
2250 /***********************************************************************
2251 * ScriptGetGlyphABCWidth (USP10.@)
2253 * Retrieve the width of a glyph.
2256 * hdc [I] Device context.
2257 * psc [I/O] Opaque pointer to a script cache.
2258 * glyph [I] Glyph to retrieve the width for.
2259 * abc [O] ABC widths of the glyph.
2263 * Failure: Non-zero HRESULT value.
2265 HRESULT WINAPI ScriptGetGlyphABCWidth(HDC hdc, SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
2269 TRACE("(%p, %p, 0x%04x, %p)\n", hdc, psc, glyph, abc);
2271 if (!abc) return E_INVALIDARG;
2272 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2274 if (!get_cache_glyph_widths(psc, glyph, abc))
2276 if (!hdc) return E_PENDING;
2277 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
2279 if (!GetCharABCWidthsI(hdc, 0, 1, &glyph, abc)) return S_FALSE;
2284 if (!GetCharWidth32W(hdc, glyph, glyph, &width)) return S_FALSE;
2286 abc->abcA = abc->abcC = 0;
2288 set_cache_glyph_widths(psc, glyph, abc);
2293 /***********************************************************************
2294 * ScriptLayout (USP10.@)
2296 * Map embedding levels to visual and/or logical order.
2299 * runs [I] Size of level array.
2300 * level [I] Array of embedding levels.
2301 * vistolog [O] Map of embedding levels from visual to logical order.
2302 * logtovis [O] Map of embedding levels from logical to visual order.
2306 * Failure: Non-zero HRESULT value.
2309 * This stub works correctly for any sequence of a single
2310 * embedding level but not for sequences of different
2311 * embedding levels, i.e. mixtures of RTL and LTR scripts.
2313 HRESULT WINAPI ScriptLayout(int runs, const BYTE *level, int *vistolog, int *logtovis)
2318 TRACE("(%d, %p, %p, %p)\n", runs, level, vistolog, logtovis);
2320 if (!level || (!vistolog && !logtovis))
2321 return E_INVALIDARG;
2323 indexs = heap_alloc(sizeof(int) * runs);
2325 return E_OUTOFMEMORY;
2330 for( ich = 0; ich < runs; ich++)
2335 ich += BIDI_ReorderV2lLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
2336 for (ich = 0; ich < runs; ich++)
2337 vistolog[ich] = indexs[ich];
2343 for( ich = 0; ich < runs; ich++)
2348 ich += BIDI_ReorderL2vLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
2349 for (ich = 0; ich < runs; ich++)
2350 logtovis[ich] = indexs[ich];
2357 /***********************************************************************
2358 * ScriptStringGetLogicalWidths (USP10.@)
2360 * Returns logical widths from a string analysis.
2363 * ssa [I] string analysis.
2364 * piDx [O] logical widths returned.
2368 * Failure: a non-zero HRESULT.
2370 HRESULT WINAPI ScriptStringGetLogicalWidths(SCRIPT_STRING_ANALYSIS ssa, int *piDx)
2373 StringAnalysis *analysis = ssa;
2375 TRACE("%p, %p\n", ssa, piDx);
2377 if (!analysis) return S_FALSE;
2378 if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
2380 for (i = 0; i < analysis->numItems; i++)
2382 int cChar = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
2383 for (j = 0; j < cChar; j++)
2386 int glyph = analysis->glyphs[i].pwLogClust[j];
2387 piDx[next] = analysis->glyphs[i].piAdvance[glyph];
2394 /***********************************************************************
2395 * ScriptStringValidate (USP10.@)
2397 * Validate a string analysis.
2400 * ssa [I] string analysis.
2404 * Failure: S_FALSE if invalid sequences are found
2405 * or a non-zero HRESULT if it fails.
2407 HRESULT WINAPI ScriptStringValidate(SCRIPT_STRING_ANALYSIS ssa)
2409 StringAnalysis *analysis = ssa;
2411 TRACE("(%p)\n", ssa);
2413 if (!analysis) return E_INVALIDARG;
2414 return (analysis->invalid) ? S_FALSE : S_OK;
2417 /***********************************************************************
2418 * ScriptString_pSize (USP10.@)
2420 * Retrieve width and height of an analysed string.
2423 * ssa [I] string analysis.
2426 * Success: Pointer to a SIZE structure.
2429 const SIZE * WINAPI ScriptString_pSize(SCRIPT_STRING_ANALYSIS ssa)
2432 StringAnalysis *analysis = ssa;
2434 TRACE("(%p)\n", ssa);
2436 if (!analysis) return NULL;
2437 if (!(analysis->dwFlags & SSA_GLYPHS)) return NULL;
2441 if (!(analysis->sz = heap_alloc(sizeof(SIZE)))) return NULL;
2442 analysis->sz->cy = analysis->sc->tm.tmHeight;
2444 analysis->sz->cx = 0;
2445 for (i = 0; i < analysis->numItems; i++)
2446 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++)
2447 analysis->sz->cx += analysis->glyphs[i].piAdvance[j];
2449 return analysis->sz;
2452 /***********************************************************************
2453 * ScriptString_pLogAttr (USP10.@)
2455 * Retrieve logical attributes of an analysed string.
2458 * ssa [I] string analysis.
2461 * Success: Pointer to an array of SCRIPT_LOGATTR structures.
2464 const SCRIPT_LOGATTR * WINAPI ScriptString_pLogAttr(SCRIPT_STRING_ANALYSIS ssa)
2466 StringAnalysis *analysis = ssa;
2468 TRACE("(%p)\n", ssa);
2470 if (!analysis) return NULL;
2471 if (!(analysis->dwFlags & SSA_BREAK)) return NULL;
2472 return analysis->logattrs;
2475 /***********************************************************************
2476 * ScriptString_pcOutChars (USP10.@)
2478 * Retrieve the length of a string after clipping.
2481 * ssa [I] String analysis.
2484 * Success: Pointer to the length.
2487 const int * WINAPI ScriptString_pcOutChars(SCRIPT_STRING_ANALYSIS ssa)
2489 StringAnalysis *analysis = ssa;
2491 TRACE("(%p)\n", ssa);
2493 if (!analysis) return NULL;
2494 return &analysis->clip_len;
2497 /***********************************************************************
2498 * ScriptStringGetOrder (USP10.@)
2500 * Retrieve a glyph order map.
2503 * ssa [I] String analysis.
2504 * order [I/O] Array of glyph positions.
2508 * Failure: a non-zero HRESULT.
2510 HRESULT WINAPI ScriptStringGetOrder(SCRIPT_STRING_ANALYSIS ssa, UINT *order)
2514 StringAnalysis *analysis = ssa;
2516 TRACE("(%p)\n", ssa);
2518 if (!analysis) return S_FALSE;
2519 if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
2521 /* FIXME: handle RTL scripts */
2522 for (i = 0, k = 0; i < analysis->numItems; i++)
2523 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++, k++)
2529 /***********************************************************************
2530 * ScriptGetLogicalWidths (USP10.@)
2532 * Convert advance widths to logical widths.
2535 * sa [I] Script analysis.
2536 * nbchars [I] Number of characters.
2537 * nbglyphs [I] Number of glyphs.
2538 * glyph_width [I] Array of glyph widths.
2539 * log_clust [I] Array of logical clusters.
2540 * sva [I] Visual attributes.
2541 * widths [O] Array of logical widths.
2545 * Failure: a non-zero HRESULT.
2547 HRESULT WINAPI ScriptGetLogicalWidths(const SCRIPT_ANALYSIS *sa, int nbchars, int nbglyphs,
2548 const int *glyph_width, const WORD *log_clust,
2549 const SCRIPT_VISATTR *sva, int *widths)
2553 TRACE("(%p, %d, %d, %p, %p, %p, %p)\n",
2554 sa, nbchars, nbglyphs, glyph_width, log_clust, sva, widths);
2557 for (i = 0; i < nbchars; i++) widths[i] = glyph_width[i];
2561 /***********************************************************************
2562 * ScriptApplyLogicalWidth (USP10.@)
2564 * Generate glyph advance widths.
2567 * dx [I] Array of logical advance widths.
2568 * num_chars [I] Number of characters.
2569 * num_glyphs [I] Number of glyphs.
2570 * log_clust [I] Array of logical clusters.
2571 * sva [I] Visual attributes.
2572 * advance [I] Array of glyph advance widths.
2573 * sa [I] Script analysis.
2574 * abc [I/O] Summed ABC widths.
2575 * justify [O] Array of glyph advance widths.
2579 * Failure: a non-zero HRESULT.
2581 HRESULT WINAPI ScriptApplyLogicalWidth(const int *dx, int num_chars, int num_glyphs,
2582 const WORD *log_clust, const SCRIPT_VISATTR *sva,
2583 const int *advance, const SCRIPT_ANALYSIS *sa,
2584 ABC *abc, int *justify)
2588 FIXME("(%p, %d, %d, %p, %p, %p, %p, %p, %p)\n",
2589 dx, num_chars, num_glyphs, log_clust, sva, advance, sa, abc, justify);
2591 for (i = 0; i < num_chars; i++) justify[i] = advance[i];
2595 HRESULT WINAPI ScriptJustify(const SCRIPT_VISATTR *sva, const int *advance,
2596 int num_glyphs, int dx, int min_kashida, int *justify)
2600 FIXME("(%p, %p, %d, %d, %d, %p)\n", sva, advance, num_glyphs, dx, min_kashida, justify);
2602 for (i = 0; i < num_glyphs; i++) justify[i] = advance[i];