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;
340 static inline void *heap_alloc(SIZE_T size)
342 return HeapAlloc(GetProcessHeap(), 0, size);
345 static inline void *heap_alloc_zero(SIZE_T size)
347 return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
350 static inline void *heap_realloc_zero(LPVOID mem, SIZE_T size)
352 return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, size);
355 static inline BOOL heap_free(LPVOID mem)
357 return HeapFree(GetProcessHeap(), 0, mem);
360 static inline WCHAR get_cache_default_char(SCRIPT_CACHE *psc)
362 return ((ScriptCache *)*psc)->tm.tmDefaultChar;
365 static inline LONG get_cache_height(SCRIPT_CACHE *psc)
367 return ((ScriptCache *)*psc)->tm.tmHeight;
370 static inline BYTE get_cache_pitch_family(SCRIPT_CACHE *psc)
372 return ((ScriptCache *)*psc)->tm.tmPitchAndFamily;
375 static inline WORD get_cache_glyph(SCRIPT_CACHE *psc, WCHAR c)
377 WORD *block = ((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
379 if (!block) return 0;
380 return block[c & GLYPH_BLOCK_MASK];
383 static inline WORD set_cache_glyph(SCRIPT_CACHE *psc, WCHAR c, WORD glyph)
385 WORD **block = &((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
387 if (!*block && !(*block = heap_alloc_zero(sizeof(WORD) * GLYPH_BLOCK_SIZE))) return 0;
388 return ((*block)[c & GLYPH_BLOCK_MASK] = glyph);
391 static inline BOOL get_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
393 static const ABC nil;
394 ABC *block = ((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
396 if (!block || !memcmp(&block[glyph & GLYPH_BLOCK_MASK], &nil, sizeof(ABC))) return FALSE;
397 memcpy(abc, &block[glyph & GLYPH_BLOCK_MASK], sizeof(ABC));
401 static inline BOOL set_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
403 ABC **block = &((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
405 if (!*block && !(*block = heap_alloc_zero(sizeof(ABC) * GLYPH_BLOCK_SIZE))) return FALSE;
406 memcpy(&(*block)[glyph & GLYPH_BLOCK_MASK], abc, sizeof(ABC));
410 static HRESULT init_script_cache(const HDC hdc, SCRIPT_CACHE *psc)
414 if (!psc) return E_INVALIDARG;
415 if (*psc) return S_OK;
416 if (!hdc) return E_PENDING;
418 if (!(sc = heap_alloc_zero(sizeof(ScriptCache)))) return E_OUTOFMEMORY;
419 if (!GetTextMetricsW(hdc, &sc->tm))
424 if (!GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(LOGFONTW), &sc->lf))
430 TRACE("<- %p\n", sc);
434 static WCHAR mirror_char( WCHAR ch )
436 extern const WCHAR wine_mirror_map[];
437 return ch + wine_mirror_map[wine_mirror_map[ch >> 8] + (ch & 0xff)];
440 static WORD get_char_script( WCHAR ch)
445 if (ch == 0xc || ch == 0x20 || ch == 0x202f)
448 GetStringTypeW(CT_CTYPE1, &ch, 1, &type);
451 return SCRIPT_UNDEFINED;
454 return Script_Control;
459 if (ch < scriptRanges[i].rangeFirst || scriptRanges[i].script == SCRIPT_UNDEFINED)
462 if (ch >= scriptRanges[i].rangeFirst && ch <= scriptRanges[i].rangeLast)
464 if (scriptRanges[i].numericScript && type & C1_DIGIT)
465 return scriptRanges[i].numericScript;
466 if (scriptRanges[i].punctScript && type & C1_PUNCT)
467 return scriptRanges[i].punctScript;
468 return scriptRanges[i].script;
473 return SCRIPT_UNDEFINED;
476 /***********************************************************************
480 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
484 case DLL_PROCESS_ATTACH:
485 DisableThreadLibraryCalls(hInstDLL);
487 case DLL_PROCESS_DETACH:
493 /***********************************************************************
494 * ScriptFreeCache (USP10.@)
496 * Free a script cache.
499 * psc [I/O] Script cache.
503 * Failure: Non-zero HRESULT value.
505 HRESULT WINAPI ScriptFreeCache(SCRIPT_CACHE *psc)
512 for (i = 0; i < GLYPH_MAX / GLYPH_BLOCK_SIZE; i++)
514 heap_free(((ScriptCache *)*psc)->glyphs[i]);
515 heap_free(((ScriptCache *)*psc)->widths[i]);
517 heap_free(((ScriptCache *)*psc)->GSUB_Table);
518 heap_free(((ScriptCache *)*psc)->GDEF_Table);
519 heap_free(((ScriptCache *)*psc)->features);
526 /***********************************************************************
527 * ScriptGetProperties (USP10.@)
529 * Retrieve a list of script properties.
532 * props [I] Pointer to an array of SCRIPT_PROPERTIES pointers.
533 * num [I] Pointer to the number of scripts.
537 * Failure: Non-zero HRESULT value.
540 * Behaviour matches WinXP.
542 HRESULT WINAPI ScriptGetProperties(const SCRIPT_PROPERTIES ***props, int *num)
544 TRACE("(%p,%p)\n", props, num);
546 if (!props && !num) return E_INVALIDARG;
548 if (num) *num = sizeof(script_props)/sizeof(script_props[0]);
549 if (props) *props = script_props;
554 /***********************************************************************
555 * ScriptGetFontProperties (USP10.@)
557 * Get information on special glyphs.
560 * hdc [I] Device context.
561 * psc [I/O] Opaque pointer to a script cache.
562 * sfp [O] Font properties structure.
564 HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPROPERTIES *sfp)
568 TRACE("%p,%p,%p\n", hdc, psc, sfp);
570 if (!sfp) return E_INVALIDARG;
571 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
573 if (sfp->cBytes != sizeof(SCRIPT_FONTPROPERTIES))
576 /* return something sensible? */
578 sfp->wgDefault = get_cache_default_char(psc);
580 sfp->wgKashida = 0xffff;
581 sfp->iKashidaWidth = 0;
586 /***********************************************************************
587 * ScriptRecordDigitSubstitution (USP10.@)
589 * Record digit substitution settings for a given locale.
592 * locale [I] Locale identifier.
593 * sds [I] Structure to record substitution settings.
597 * Failure: E_POINTER if sds is NULL, E_INVALIDARG otherwise.
600 * http://blogs.msdn.com/michkap/archive/2006/02/22/536877.aspx
602 HRESULT WINAPI ScriptRecordDigitSubstitution(LCID locale, SCRIPT_DIGITSUBSTITUTE *sds)
606 TRACE("0x%x, %p\n", locale, sds);
608 /* This implementation appears to be correct for all languages, but it's
609 * not clear if sds->DigitSubstitute is ever set to anything except
610 * CONTEXT or NONE in reality */
612 if (!sds) return E_POINTER;
614 locale = ConvertDefaultLocale(locale);
616 if (!IsValidLocale(locale, LCID_INSTALLED))
619 plgid = PRIMARYLANGID(LANGIDFROMLCID(locale));
620 sds->TraditionalDigitLanguage = plgid;
622 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
623 sds->NationalDigitLanguage = plgid;
625 sds->NationalDigitLanguage = LANG_ENGLISH;
627 if (!GetLocaleInfoW(locale, LOCALE_IDIGITSUBSTITUTION | LOCALE_RETURN_NUMBER,
628 (LPWSTR)&sub, sizeof(sub)/sizeof(WCHAR))) return E_INVALIDARG;
633 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
634 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_CONTEXT;
636 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
639 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
642 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NATIONAL;
645 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_TRADITIONAL;
653 /***********************************************************************
654 * ScriptApplyDigitSubstitution (USP10.@)
656 * Apply digit substitution settings.
659 * sds [I] Structure with recorded substitution settings.
660 * sc [I] Script control structure.
661 * ss [I] Script state structure.
665 * Failure: E_INVALIDARG if sds is invalid. Otherwise an HRESULT.
667 HRESULT WINAPI ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE *sds,
668 SCRIPT_CONTROL *sc, SCRIPT_STATE *ss)
670 SCRIPT_DIGITSUBSTITUTE psds;
672 TRACE("%p, %p, %p\n", sds, sc, ss);
674 if (!sc || !ss) return E_POINTER;
678 if (ScriptRecordDigitSubstitution(LOCALE_USER_DEFAULT, &psds) != S_OK)
682 sc->uDefaultLanguage = LANG_ENGLISH;
683 sc->fContextDigits = 0;
684 ss->fDigitSubstitute = 0;
686 switch (sds->DigitSubstitute) {
687 case SCRIPT_DIGITSUBSTITUTE_CONTEXT:
688 case SCRIPT_DIGITSUBSTITUTE_NATIONAL:
689 case SCRIPT_DIGITSUBSTITUTE_NONE:
690 case SCRIPT_DIGITSUBSTITUTE_TRADITIONAL:
697 /***********************************************************************
698 * ScriptItemizeOpenType (USP10.@)
700 * Split a Unicode string into shapeable parts.
703 * pwcInChars [I] String to split.
704 * cInChars [I] Number of characters in pwcInChars.
705 * cMaxItems [I] Maximum number of items to return.
706 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
707 * psState [I] Pointer to a SCRIPT_STATE structure.
708 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
709 * pScriptTags [O] Buffer to receive OPENTYPE_TAGs.
710 * pcItems [O] Number of script items returned.
714 * Failure: Non-zero HRESULT value.
716 HRESULT WINAPI ScriptItemizeOpenType(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
717 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
718 SCRIPT_ITEM *pItems, OPENTYPE_TAG *pScriptTags, int *pcItems)
721 #define Numeric_space 0x0020
725 int cnt = 0, index = 0, str = 0;
726 int New_Script = SCRIPT_UNDEFINED;
728 WORD *strength = NULL;
731 TRACE("%s,%d,%d,%p,%p,%p,%p\n", debugstr_wn(pwcInChars, cInChars), cInChars, cMaxItems,
732 psControl, psState, pItems, pcItems);
734 if (!pwcInChars || !cInChars || !pItems || cMaxItems < 2)
737 if (psState && psControl)
740 levels = heap_alloc_zero(cInChars * sizeof(WORD));
742 return E_OUTOFMEMORY;
744 BIDI_DetermineLevels(pwcInChars, cInChars, psState, psControl, levels);
745 baselevel = levels[0];
746 for (i = 0; i < cInChars; i++)
747 if (levels[i]!=levels[0])
749 if (i >= cInChars && !odd(baselevel))
756 if (!psControl->fMergeNeutralItems)
758 strength = heap_alloc_zero(cInChars * sizeof(WORD));
759 BIDI_GetStrengths(pwcInChars, cInChars, psControl, strength);
764 while ((pwcInChars[cnt] == Numeric_space || pwcInChars[cnt] == ZWJ || pwcInChars[cnt] == ZWNJ) && cnt < cInChars)
767 if (cnt == cInChars) /* All Spaces */
770 New_Script = get_char_script(pwcInChars[cnt]);
773 pItems[index].iCharPos = 0;
774 pItems[index].a = scriptInformation[get_char_script(pwcInChars[cnt])].a;
775 pScriptTags[index] = scriptInformation[get_char_script(pwcInChars[cnt])].scriptTag;
783 pItems[index].a.fRTL = odd(levels[cnt]);
784 pItems[index].a.fLayoutRTL = odd(levels[cnt]);
785 pItems[index].a.s.uBidiLevel = levels[cnt];
787 else if (!pItems[index].a.s.uBidiLevel)
789 pItems[index].a.s.uBidiLevel = baselevel;
790 pItems[index].a.fLayoutRTL = odd(baselevel);
791 pItems[index].a.fRTL = odd(baselevel);
794 TRACE("New_Level=%i New_Strength=%i New_Script=%d, eScript=%d index=%d cnt=%d iCharPos=%d\n",
795 levels?levels[cnt]:-1, str, New_Script, pItems[index].a.eScript, index, cnt,
796 pItems[index].iCharPos);
798 for (cnt=1; cnt < cInChars; cnt++)
800 if (levels && (levels[cnt] == pItems[index].a.s.uBidiLevel && (!strength || (strength[cnt] == 0 || strength[cnt] == str))))
803 if(pwcInChars[cnt] != Numeric_space && pwcInChars[cnt] != ZWJ && pwcInChars[cnt] != ZWNJ)
804 New_Script = get_char_script(pwcInChars[cnt]);
808 while (cnt + j < cInChars - 1 && (pwcInChars[cnt+j] == Numeric_space || pwcInChars[cnt+j] == ZWJ || pwcInChars[cnt+j] == ZWNJ))
810 New_Script = get_char_script(pwcInChars[cnt+j]);
813 if ((levels && (levels[cnt] != pItems[index].a.s.uBidiLevel || (strength && (strength[cnt] != str)))) || New_Script != pItems[index].a.eScript || New_Script == Script_Control)
815 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);
817 if (strength && strength[cnt] != 0)
821 if (index+1 > cMaxItems)
822 return E_OUTOFMEMORY;
824 pItems[index].iCharPos = cnt;
825 memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
827 pItems[index].a = scriptInformation[New_Script].a;
828 pScriptTags[index] = scriptInformation[New_Script].scriptTag;
831 pItems[index].a.fRTL = odd(levels[cnt]);
832 pItems[index].a.fLayoutRTL = odd(levels[cnt]);
833 pItems[index].a.s.uBidiLevel = levels[cnt];
835 else if (!pItems[index].a.s.uBidiLevel)
837 pItems[index].a.s.uBidiLevel = baselevel;
838 pItems[index].a.fLayoutRTL = odd(baselevel);
839 pItems[index].a.fRTL = odd(baselevel);
842 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
846 /* While not strictly necessary according to the spec, make sure the n+1
847 * item is set up to prevent random behaviour if the caller erroneously
848 * checks the n+1 structure */
850 memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
852 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
854 /* Set one SCRIPT_STATE item being returned */
855 if (index + 1 > cMaxItems) return E_OUTOFMEMORY;
856 if (pcItems) *pcItems = index;
858 /* Set SCRIPT_ITEM */
859 pItems[index].iCharPos = cnt; /* the last item contains the ptr to the lastchar */
865 /***********************************************************************
866 * ScriptItemize (USP10.@)
868 * Split a Unicode string into shapeable parts.
871 * pwcInChars [I] String to split.
872 * cInChars [I] Number of characters in pwcInChars.
873 * cMaxItems [I] Maximum number of items to return.
874 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
875 * psState [I] Pointer to a SCRIPT_STATE structure.
876 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
877 * pcItems [O] Number of script items returned.
881 * Failure: Non-zero HRESULT value.
883 HRESULT WINAPI ScriptItemize(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
884 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
885 SCRIPT_ITEM *pItems, int *pcItems)
887 OPENTYPE_TAG *discarded_tags;
890 discarded_tags = heap_alloc(cMaxItems * sizeof(OPENTYPE_TAG));
892 return E_OUTOFMEMORY;
893 res = ScriptItemizeOpenType(pwcInChars, cInChars, cMaxItems, psControl, psState, pItems, discarded_tags, pcItems);
894 heap_free(discarded_tags);
898 /***********************************************************************
899 * ScriptStringAnalyse (USP10.@)
902 HRESULT WINAPI ScriptStringAnalyse(HDC hdc, const void *pString, int cString,
903 int cGlyphs, int iCharset, DWORD dwFlags,
904 int iReqWidth, SCRIPT_CONTROL *psControl,
905 SCRIPT_STATE *psState, const int *piDx,
906 SCRIPT_TABDEF *pTabdef, const BYTE *pbInClass,
907 SCRIPT_STRING_ANALYSIS *pssa)
909 HRESULT hr = E_OUTOFMEMORY;
910 StringAnalysis *analysis = NULL;
911 SCRIPT_CONTROL sControl;
913 int i, num_items = 255;
916 TRACE("(%p,%p,%d,%d,%d,0x%x,%d,%p,%p,%p,%p,%p,%p)\n",
917 hdc, pString, cString, cGlyphs, iCharset, dwFlags, iReqWidth,
918 psControl, psState, piDx, pTabdef, pbInClass, pssa);
922 FIXME("Only Unicode strings are supported\n");
925 if (cString < 1 || !pString) return E_INVALIDARG;
926 if ((dwFlags & SSA_GLYPHS) && !hdc) return E_PENDING;
928 if (!(analysis = heap_alloc_zero(sizeof(StringAnalysis)))) return E_OUTOFMEMORY;
929 if (!(analysis->pItem = heap_alloc_zero(num_items * sizeof(SCRIPT_ITEM) + 1))) goto error;
931 /* FIXME: handle clipping */
932 analysis->clip_len = cString;
938 memset(&sState, 0, sizeof(SCRIPT_STATE));
941 sControl = *psControl;
943 memset(&sControl, 0, sizeof(SCRIPT_CONTROL));
945 hr = ScriptItemize(pString, cString, num_items, &sControl, &sState, analysis->pItem,
946 &analysis->numItems);
948 while (hr == E_OUTOFMEMORY)
953 if (!(tmp = heap_realloc_zero(analysis->pItem, num_items * sizeof(SCRIPT_ITEM) + 1)))
956 analysis->pItem = tmp;
957 hr = ScriptItemize(pString, cString, num_items, psControl, psState, analysis->pItem,
958 &analysis->numItems);
960 if (hr != S_OK) goto error;
962 if ((analysis->logattrs = heap_alloc(sizeof(SCRIPT_LOGATTR) * cString)))
963 ScriptBreak(pString, cString, (SCRIPT_STRING_ANALYSIS)analysis, analysis->logattrs);
967 if (!(analysis->glyphs = heap_alloc_zero(sizeof(StringGlyphs) * analysis->numItems)))
970 if (!(analysis->logical2visual = heap_alloc_zero(sizeof(int) * analysis->numItems)))
972 if (!(BidiLevel = heap_alloc_zero(analysis->numItems)))
975 for (i = 0; i < analysis->numItems; i++)
977 SCRIPT_CACHE *sc = (SCRIPT_CACHE *)&analysis->sc;
978 int cChar = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
979 int numGlyphs = 1.5 * cChar + 16;
980 WORD *glyphs = heap_alloc_zero(sizeof(WORD) * numGlyphs);
981 WORD *pwLogClust = heap_alloc_zero(sizeof(WORD) * cChar);
982 int *piAdvance = heap_alloc_zero(sizeof(int) * numGlyphs);
983 SCRIPT_VISATTR *psva = heap_alloc_zero(sizeof(SCRIPT_VISATTR) * cChar);
984 GOFFSET *pGoffset = heap_alloc_zero(sizeof(GOFFSET) * numGlyphs);
985 ABC *abc = heap_alloc_zero(sizeof(ABC));
986 int numGlyphsReturned;
988 /* FIXME: non unicode strings */
989 const WCHAR* pStr = (const WCHAR*)pString;
990 hr = ScriptShape(hdc, sc, &pStr[analysis->pItem[i].iCharPos],
991 cChar, numGlyphs, &analysis->pItem[i].a,
992 glyphs, pwLogClust, psva, &numGlyphsReturned);
993 hr = ScriptPlace(hdc, sc, glyphs, numGlyphsReturned, psva, &analysis->pItem[i].a,
994 piAdvance, pGoffset, abc);
996 analysis->glyphs[i].numGlyphs = numGlyphsReturned;
997 analysis->glyphs[i].glyphs = glyphs;
998 analysis->glyphs[i].pwLogClust = pwLogClust;
999 analysis->glyphs[i].piAdvance = piAdvance;
1000 analysis->glyphs[i].psva = psva;
1001 analysis->glyphs[i].pGoffset = pGoffset;
1002 analysis->glyphs[i].abc = abc;
1003 analysis->glyphs[i].iMaxPosX= -1;
1005 BidiLevel[i] = analysis->pItem[i].a.s.uBidiLevel;
1008 ScriptLayout(analysis->numItems, BidiLevel, NULL, analysis->logical2visual);
1009 heap_free(BidiLevel);
1015 heap_free(analysis->glyphs);
1016 heap_free(analysis->logattrs);
1017 heap_free(analysis->pItem);
1018 heap_free(analysis->logical2visual);
1019 heap_free(analysis->sc);
1020 heap_free(analysis);
1024 static HRESULT SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa,
1035 StringAnalysis *analysis;
1038 COLORREF BkColor = 0x0;
1039 COLORREF TextColor = 0x0;
1041 INT runStart, runEnd;
1042 INT iGlyph, cGlyphs;
1044 TRACE("(%p,%d,%d,%d,%d,%d, 0x%1x, %d, %d)\n",
1045 ssa, iX, iY, iItem, cStart, cEnd, uOptions, fSelected, fDisabled);
1047 if (!(analysis = ssa)) return E_INVALIDARG;
1049 if ((cStart >= 0 && analysis->pItem[iItem+1].iCharPos <= cStart) ||
1050 (cEnd >= 0 && analysis->pItem[iItem].iCharPos >= cEnd))
1055 BkMode = GetBkMode(analysis->hdc);
1056 SetBkMode( analysis->hdc, OPAQUE);
1057 BkColor = GetBkColor(analysis->hdc);
1058 SetBkColor(analysis->hdc, GetSysColor(COLOR_HIGHLIGHT));
1061 TextColor = GetTextColor(analysis->hdc);
1062 SetTextColor(analysis->hdc, GetSysColor(COLOR_HIGHLIGHTTEXT));
1067 if (cStart >= 0 && analysis->pItem[iItem+1].iCharPos > cStart && analysis->pItem[iItem].iCharPos <= cStart)
1068 runStart = cStart - analysis->pItem[iItem].iCharPos;
1071 if (cEnd >= 0 && analysis->pItem[iItem+1].iCharPos > cEnd && analysis->pItem[iItem].iCharPos <= cEnd)
1072 runEnd = (cEnd-1) - analysis->pItem[iItem].iCharPos;
1074 runEnd = (analysis->pItem[iItem+1].iCharPos - analysis->pItem[iItem].iCharPos) - 1;
1076 if (analysis->pItem[iItem].a.fRTL)
1078 if (cEnd >= 0 && cEnd < analysis->pItem[iItem+1].iCharPos)
1079 ScriptStringCPtoX(ssa, cEnd, FALSE, &off_x);
1081 ScriptStringCPtoX(ssa, analysis->pItem[iItem+1].iCharPos-1, TRUE, &off_x);
1085 if (cStart >=0 && runStart)
1086 ScriptStringCPtoX(ssa, cStart, FALSE, &off_x);
1088 ScriptStringCPtoX(ssa, analysis->pItem[iItem].iCharPos, FALSE, &off_x);
1091 if (analysis->pItem[iItem].a.fRTL)
1092 iGlyph = analysis->glyphs[iItem].pwLogClust[runEnd];
1094 iGlyph = analysis->glyphs[iItem].pwLogClust[runStart];
1096 if (analysis->pItem[iItem].a.fRTL)
1097 cGlyphs = analysis->glyphs[iItem].pwLogClust[runStart] - iGlyph;
1099 cGlyphs = analysis->glyphs[iItem].pwLogClust[runEnd] - iGlyph;
1103 hr = ScriptTextOut(analysis->hdc, (SCRIPT_CACHE *)&analysis->sc, iX + off_x,
1104 iY, uOptions, prc, &analysis->pItem[iItem].a, NULL, 0,
1105 &analysis->glyphs[iItem].glyphs[iGlyph], cGlyphs,
1106 &analysis->glyphs[iItem].piAdvance[iGlyph], NULL,
1107 &analysis->glyphs[iItem].pGoffset[iGlyph]);
1109 TRACE("ScriptTextOut hr=%08x\n", hr);
1113 SetBkColor(analysis->hdc, BkColor);
1114 SetBkMode( analysis->hdc, BkMode);
1116 SetTextColor(analysis->hdc, TextColor);
1122 /***********************************************************************
1123 * ScriptStringOut (USP10.@)
1125 * This function takes the output of ScriptStringAnalyse and joins the segments
1126 * of glyphs and passes the resulting string to ScriptTextOut. ScriptStringOut
1127 * only processes glyphs.
1130 * ssa [I] buffer to hold the analysed string components
1131 * iX [I] X axis displacement for output
1132 * iY [I] Y axis displacement for output
1133 * uOptions [I] flags controling output processing
1134 * prc [I] rectangle coordinates
1135 * iMinSel [I] starting pos for substringing output string
1136 * iMaxSel [I] ending pos for substringing output string
1137 * fDisabled [I] controls text highlighting
1141 * Failure: is the value returned by ScriptTextOut
1143 HRESULT WINAPI ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa,
1152 StringAnalysis *analysis;
1156 TRACE("(%p,%d,%d,0x%1x,%p,%d,%d,%d)\n",
1157 ssa, iX, iY, uOptions, prc, iMinSel, iMaxSel, fDisabled);
1159 if (!(analysis = ssa)) return E_INVALIDARG;
1161 for (item = 0; item < analysis->numItems; item++)
1163 hr = SS_ItemOut( ssa, iX, iY, analysis->logical2visual[item], -1, -1, uOptions, prc, FALSE, fDisabled);
1168 if (iMinSel < iMaxSel && (iMinSel > 0 || iMaxSel > 0))
1170 if (iMaxSel > 0 && iMinSel < 0)
1172 for (item = 0; item < analysis->numItems; item++)
1174 hr = SS_ItemOut( ssa, iX, iY, analysis->logical2visual[item], iMinSel, iMaxSel, uOptions, prc, TRUE, fDisabled);
1183 /***********************************************************************
1184 * ScriptStringCPtoX (USP10.@)
1187 HRESULT WINAPI ScriptStringCPtoX(SCRIPT_STRING_ANALYSIS ssa, int icp, BOOL fTrailing, int* pX)
1191 StringAnalysis* analysis = ssa;
1193 TRACE("(%p), %d, %d, (%p)\n", ssa, icp, fTrailing, pX);
1195 if (!ssa || !pX) return S_FALSE;
1197 /* icp out of range */
1200 analysis->invalid = TRUE;
1201 return E_INVALIDARG;
1204 for(item=0; item<analysis->numItems; item++)
1209 i = analysis->logical2visual[item];
1210 CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
1211 /* initialize max extents for uninitialized runs */
1212 if (analysis->glyphs[i].iMaxPosX == -1)
1214 if (analysis->pItem[i].a.fRTL)
1215 ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1216 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1217 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1219 ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1220 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1221 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1224 if (icp >= analysis->pItem[i+1].iCharPos || icp < analysis->pItem[i].iCharPos)
1226 runningX += analysis->glyphs[i].iMaxPosX;
1230 icp -= analysis->pItem[i].iCharPos;
1231 ScriptCPtoX(icp, fTrailing, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1232 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1233 &analysis->pItem[i].a, &offset);
1240 /* icp out of range */
1241 analysis->invalid = TRUE;
1242 return E_INVALIDARG;
1245 /***********************************************************************
1246 * ScriptStringXtoCP (USP10.@)
1249 HRESULT WINAPI ScriptStringXtoCP(SCRIPT_STRING_ANALYSIS ssa, int iX, int* piCh, int* piTrailing)
1251 StringAnalysis* analysis = ssa;
1254 TRACE("(%p), %d, (%p), (%p)\n", ssa, iX, piCh, piTrailing);
1256 if (!ssa || !piCh || !piTrailing) return S_FALSE;
1261 if (analysis->pItem[0].a.fRTL)
1264 *piTrailing = FALSE;
1274 for(item=0; item<analysis->numItems; item++)
1279 for (i = 0; i < analysis->numItems && analysis->logical2visual[i] != item; i++)
1282 CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
1283 /* initialize max extents for uninitialized runs */
1284 if (analysis->glyphs[i].iMaxPosX == -1)
1286 if (analysis->pItem[i].a.fRTL)
1287 ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1288 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1289 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1291 ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1292 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1293 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
1296 if (iX > analysis->glyphs[i].iMaxPosX)
1298 iX -= analysis->glyphs[i].iMaxPosX;
1302 ScriptXtoCP(iX, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
1303 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
1304 &analysis->pItem[i].a, piCh, piTrailing);
1305 *piCh += analysis->pItem[i].iCharPos;
1311 *piCh = analysis->pItem[analysis->numItems].iCharPos;
1312 *piTrailing = FALSE;
1318 /***********************************************************************
1319 * ScriptStringFree (USP10.@)
1321 * Free a string analysis.
1324 * pssa [I] string analysis.
1328 * Failure: Non-zero HRESULT value.
1330 HRESULT WINAPI ScriptStringFree(SCRIPT_STRING_ANALYSIS *pssa)
1332 StringAnalysis* analysis;
1336 TRACE("(%p)\n", pssa);
1338 if (!pssa || !(analysis = *pssa)) return E_INVALIDARG;
1340 invalid = analysis->invalid;
1341 ScriptFreeCache((SCRIPT_CACHE *)&analysis->sc);
1343 for (i = 0; i < analysis->numItems; i++)
1345 heap_free(analysis->glyphs[i].glyphs);
1346 heap_free(analysis->glyphs[i].pwLogClust);
1347 heap_free(analysis->glyphs[i].piAdvance);
1348 heap_free(analysis->glyphs[i].psva);
1349 heap_free(analysis->glyphs[i].pGoffset);
1350 heap_free(analysis->glyphs[i].abc);
1353 heap_free(analysis->glyphs);
1354 heap_free(analysis->pItem);
1355 heap_free(analysis->logattrs);
1356 heap_free(analysis->sz);
1357 heap_free(analysis->sc);
1358 heap_free(analysis->logical2visual);
1359 heap_free(analysis);
1361 if (invalid) return E_INVALIDARG;
1365 /***********************************************************************
1366 * ScriptCPtoX (USP10.@)
1369 HRESULT WINAPI ScriptCPtoX(int iCP,
1373 const WORD *pwLogClust,
1374 const SCRIPT_VISATTR *psva,
1375 const int *piAdvance,
1376 const SCRIPT_ANALYSIS *psa,
1384 float special_size = 0.0;
1388 TRACE("(%d,%d,%d,%d,%p,%p,%p,%p,%p)\n",
1389 iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance,
1392 if (psa->fRTL && ! psa->fLogicalOrder)
1400 int max_clust = pwLogClust[0];
1402 for (item=0; item < cGlyphs; item++)
1403 if (pwLogClust[item] > max_clust)
1405 ERR("We do not handle non reversed clusters properly\n");
1410 for (item = max_clust; item >=0; item --)
1411 iMaxPos += piAdvance[item];
1415 for (item=0; item < iCP && item < cChars; item++)
1417 if (iSpecial == -1 && (iCluster == -1 || (iCluster != -1 && iCluster+clust_size <= item)))
1420 int clust = pwLogClust[item];
1425 for (check = item+1; check < cChars; check++)
1427 if (pwLogClust[check] == clust)
1436 if (check >= cChars && !iMaxPos)
1438 for (check = clust; check < cChars; check++)
1439 special_size += piAdvance[check];
1441 special_size /= (cChars - item);
1442 iPosX += special_size;
1445 iPosX += piAdvance[clust] / (float)clust_size;
1447 else if (iSpecial != -1)
1448 iPosX += special_size;
1449 else /* (iCluster != -1) */
1450 iPosX += piAdvance[pwLogClust[iCluster]] / (float)clust_size;
1455 iPosX = iMaxPos - iPosX;
1461 TRACE("*piX=%d\n", *piX);
1465 /***********************************************************************
1466 * ScriptXtoCP (USP10.@)
1469 HRESULT WINAPI ScriptXtoCP(int iX,
1472 const WORD *pwLogClust,
1473 const SCRIPT_VISATTR *psva,
1474 const int *piAdvance,
1475 const SCRIPT_ANALYSIS *psa,
1485 float special_size = 0.0;
1488 TRACE("(%d,%d,%d,%p,%p,%p,%p,%p,%p)\n",
1489 iX, cChars, cGlyphs, pwLogClust, psva, piAdvance,
1490 psa, piCP, piTrailing);
1492 if (psa->fRTL && ! psa->fLogicalOrder)
1497 int max_clust = pwLogClust[0];
1506 for (item=0; item < cChars; item++)
1507 if (pwLogClust[item] > max_clust)
1509 ERR("We do not handle non reversed clusters properly\n");
1521 iPosX = iLastPosX = 0;
1526 for (; iPosX <= iX && item < cChars && item >= 0; item+=direction)
1529 if (iSpecial == -1 &&
1532 ((direction > 0 && iCluster+clust_size <= item) ||
1533 (direction < 0 && iCluster-clust_size >= item))
1539 int clust = pwLogClust[item];
1544 for (check = item+direction; check < cChars && check >= 0; check+=direction)
1546 if (pwLogClust[check] == clust)
1555 if (check >= cChars && direction > 0)
1557 for (check = clust; check < cChars; check++)
1558 special_size += piAdvance[check];
1560 special_size /= (cChars - item);
1561 iPosX += special_size;
1564 iPosX += piAdvance[clust] / (float)clust_size;
1566 else if (iSpecial != -1)
1567 iPosX += special_size;
1568 else /* (iCluster != -1) */
1569 iPosX += piAdvance[pwLogClust[iCluster]] / (float)clust_size;
1576 if (item < cChars && ((iPosX - iLastPosX) / 2.0) + iX > iPosX)
1583 if (iX == iLastPosX)
1585 if (iX >= iLastPosX && iX <= iPosX)
1588 if (iLastPosX == iX)
1590 else if (item < 0 || ((iLastPosX - iPosX) / 2.0) + iX <= iLastPosX)
1598 TRACE("*piCP=%d\n", *piCP);
1599 TRACE("*piTrailing=%d\n", *piTrailing);
1603 /***********************************************************************
1604 * ScriptBreak (USP10.@)
1606 * Retrieve line break information.
1609 * chars [I] Array of characters.
1610 * sa [I] String analysis.
1611 * la [I] Array of logical attribute structures.
1617 HRESULT WINAPI ScriptBreak(const WCHAR *chars, int count, const SCRIPT_ANALYSIS *sa, SCRIPT_LOGATTR *la)
1619 TRACE("(%s, %d, %p, %p)\n", debugstr_wn(chars, count), count, sa, la);
1621 if (!la) return S_FALSE;
1623 BREAK_line(chars, count, sa, la);
1628 /***********************************************************************
1629 * ScriptIsComplex (USP10.@)
1631 * Determine if a string is complex.
1634 * chars [I] Array of characters to test.
1635 * len [I] Length in characters.
1643 HRESULT WINAPI ScriptIsComplex(const WCHAR *chars, int len, DWORD flag)
1647 TRACE("(%s,%d,0x%x)\n", debugstr_wn(chars, len), len, flag);
1649 for (i = 0; i < len; i++)
1653 if ((flag & SIC_ASCIIDIGIT) && chars[i] >= 0x30 && chars[i] <= 0x39)
1656 script = get_char_script(chars[i]);
1657 if ((scriptInformation[script].props.fComplex && (flag & SIC_COMPLEX))||
1658 (!scriptInformation[script].props.fComplex && (flag & SIC_NEUTRAL)))
1664 /***********************************************************************
1665 * ScriptShapeOpenType (USP10.@)
1667 * Produce glyphs and visual attributes for a run.
1670 * hdc [I] Device context.
1671 * psc [I/O] Opaque pointer to a script cache.
1672 * psa [I/O] Script analysis.
1673 * tagScript [I] The OpenType tag for the Script
1674 * tagLangSys [I] The OpenType tag for the Language
1675 * rcRangeChars[I] Array of Character counts in each range
1676 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
1677 * cRanges [I] Count of ranges
1678 * pwcChars [I] Array of characters specifying the run.
1679 * cChars [I] Number of characters in pwcChars.
1680 * cMaxGlyphs [I] Length of pwOutGlyphs.
1681 * pwLogClust [O] Array of logical cluster info.
1682 * pCharProps [O] Array of character property values
1683 * pwOutGlyphs [O] Array of glyphs.
1684 * pOutGlyphProps [O] Array of attributes for the retrieved glyphs
1685 * pcGlyphs [O] Number of glyphs returned.
1689 * Failure: Non-zero HRESULT value.
1691 HRESULT WINAPI ScriptShapeOpenType( HDC hdc, SCRIPT_CACHE *psc,
1692 SCRIPT_ANALYSIS *psa, OPENTYPE_TAG tagScript,
1693 OPENTYPE_TAG tagLangSys, int *rcRangeChars,
1694 TEXTRANGE_PROPERTIES **rpRangeProperties,
1695 int cRanges, const WCHAR *pwcChars, int cChars,
1696 int cMaxGlyphs, WORD *pwLogClust,
1697 SCRIPT_CHARPROP *pCharProps, WORD *pwOutGlyphs,
1698 SCRIPT_GLYPHPROP *pOutGlyphProps, int *pcGlyphs)
1704 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %d, %d, %p, %p, %p, %p, %p )\n",
1706 debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
1707 rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
1708 cChars, cMaxGlyphs, pwLogClust, pCharProps, pwOutGlyphs, pOutGlyphProps, pcGlyphs);
1710 if (psa) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa->eScript, psa->fRTL, psa->fLayoutRTL,
1711 psa->fLinkBefore, psa->fLinkAfter, psa->fLogicalOrder, psa->fNoGlyphIndex);
1713 if (!pOutGlyphProps || !pcGlyphs || !pCharProps) return E_INVALIDARG;
1714 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
1717 FIXME("Ranges not supported yet\n");
1719 rtl = (psa && !psa->fLogicalOrder && psa->fRTL);
1722 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
1723 if (!pwLogClust) return E_FAIL;
1725 ((ScriptCache *)*psc)->userScript = tagScript;
1726 ((ScriptCache *)*psc)->userLang = tagLangSys;
1728 /* set fNoGlyphIndex for symbolic, and device fonts or non truetype fonts */
1729 if (!psa->fNoGlyphIndex &&
1730 (!(get_cache_pitch_family(psc) & TMPF_TRUETYPE) ||
1731 (get_cache_pitch_family(psc) & TMPF_DEVICE) ||
1732 (((ScriptCache *)*psc)->tm.tmCharSet == SYMBOL_CHARSET)))
1733 psa->fNoGlyphIndex = TRUE;
1735 /* Initialize a SCRIPT_VISATTR and LogClust for each char in this run */
1736 for (i = 0; i < cChars; i++)
1739 if (rtl) idx = cChars - 1 - i;
1740 /* FIXME: set to better values */
1741 pOutGlyphProps[i].sva.uJustification = (pwcChars[idx] == ' ') ? SCRIPT_JUSTIFY_BLANK : SCRIPT_JUSTIFY_CHARACTER;
1742 pOutGlyphProps[i].sva.fClusterStart = 1;
1743 pOutGlyphProps[i].sva.fDiacritic = 0;
1744 pOutGlyphProps[i].sva.fZeroWidth = 0;
1745 pOutGlyphProps[i].sva.fReserved = 0;
1746 pOutGlyphProps[i].sva.fShapeReserved = 0;
1748 /* FIXME: have the shaping engine set this */
1749 pCharProps[i].fCanGlyphAlone = 0;
1751 pwLogClust[i] = idx;
1754 if (psa && !psa->fNoGlyphIndex)
1757 if ((hr = SHAPE_CheckFontForRequiredFeatures(hdc, (ScriptCache *)*psc, psa)) != S_OK) return hr;
1759 rChars = heap_alloc(sizeof(WCHAR) * cChars);
1760 if (!rChars) return E_OUTOFMEMORY;
1761 for (i = 0; i < cChars; i++)
1765 if (rtl) idx = cChars - 1 - i;
1767 chInput = mirror_char(pwcChars[idx]);
1769 chInput = pwcChars[idx];
1770 if (!(pwOutGlyphs[i] = get_cache_glyph(psc, chInput)))
1773 if (!hdc) return E_PENDING;
1774 if (GetGlyphIndicesW(hdc, &chInput, 1, &glyph, 0) == GDI_ERROR) return S_FALSE;
1775 pwOutGlyphs[i] = set_cache_glyph(psc, chInput, glyph);
1777 rChars[i] = chInput;
1780 SHAPE_ContextualShaping(hdc, (ScriptCache *)*psc, psa, rChars, cChars, pwOutGlyphs, pcGlyphs, cMaxGlyphs, pwLogClust);
1781 SHAPE_ApplyDefaultOpentypeFeatures(hdc, (ScriptCache *)*psc, psa, pwOutGlyphs, pcGlyphs, cMaxGlyphs, cChars, pwLogClust);
1782 SHAPE_CharGlyphProp(hdc, (ScriptCache *)*psc, psa, pwcChars, cChars, pwOutGlyphs, *pcGlyphs, pwLogClust, pCharProps, pOutGlyphProps);
1787 TRACE("no glyph translation\n");
1788 for (i = 0; i < cChars; i++)
1791 /* No mirroring done here */
1792 if (rtl) idx = cChars - 1 - i;
1793 pwOutGlyphs[i] = pwcChars[idx];
1801 /***********************************************************************
1802 * ScriptShape (USP10.@)
1804 * Produce glyphs and visual attributes for a run.
1807 * hdc [I] Device context.
1808 * psc [I/O] Opaque pointer to a script cache.
1809 * pwcChars [I] Array of characters specifying the run.
1810 * cChars [I] Number of characters in pwcChars.
1811 * cMaxGlyphs [I] Length of pwOutGlyphs.
1812 * psa [I/O] Script analysis.
1813 * pwOutGlyphs [O] Array of glyphs.
1814 * pwLogClust [O] Array of logical cluster info.
1815 * psva [O] Array of visual attributes.
1816 * pcGlyphs [O] Number of glyphs returned.
1820 * Failure: Non-zero HRESULT value.
1822 HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars,
1823 int cChars, int cMaxGlyphs,
1824 SCRIPT_ANALYSIS *psa, WORD *pwOutGlyphs, WORD *pwLogClust,
1825 SCRIPT_VISATTR *psva, int *pcGlyphs)
1829 SCRIPT_CHARPROP *charProps;
1830 SCRIPT_GLYPHPROP *glyphProps;
1832 if (!psva || !pcGlyphs) return E_INVALIDARG;
1833 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
1835 charProps = heap_alloc_zero(sizeof(SCRIPT_CHARPROP)*cChars);
1836 if (!charProps) return E_OUTOFMEMORY;
1837 glyphProps = heap_alloc_zero(sizeof(SCRIPT_GLYPHPROP)*cMaxGlyphs);
1838 if (!glyphProps) return E_OUTOFMEMORY;
1840 hr = ScriptShapeOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, pwcChars, cChars, cMaxGlyphs, pwLogClust, charProps, pwOutGlyphs, glyphProps, pcGlyphs);
1844 for (i = 0; i < *pcGlyphs; i++)
1845 psva[i] = glyphProps[i].sva;
1848 heap_free(charProps);
1849 heap_free(glyphProps);
1854 /***********************************************************************
1855 * ScriptPlaceOpenType (USP10.@)
1857 * Produce advance widths for a run.
1860 * hdc [I] Device context.
1861 * psc [I/O] Opaque pointer to a script cache.
1862 * psa [I/O] String analysis.
1863 * tagScript [I] The OpenType tag for the Script
1864 * tagLangSys [I] The OpenType tag for the Language
1865 * rcRangeChars[I] Array of Character counts in each range
1866 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
1867 * cRanges [I] Count of ranges
1868 * pwcChars [I] Array of characters specifying the run.
1869 * pwLogClust [I] Array of logical cluster info
1870 * pCharProps [I] Array of character property values
1871 * cChars [I] Number of characters in pwcChars.
1872 * pwGlyphs [I] Array of glyphs.
1873 * pGlyphProps [I] Array of attributes for the retrieved glyphs
1874 * cGlyphs [I] Count of Glyphs
1875 * piAdvance [O] Array of advance widths.
1876 * pGoffset [O] Glyph offsets.
1877 * pABC [O] Combined ABC width.
1881 * Failure: Non-zero HRESULT value.
1884 HRESULT WINAPI ScriptPlaceOpenType( HDC hdc, SCRIPT_CACHE *psc, SCRIPT_ANALYSIS *psa,
1885 OPENTYPE_TAG tagScript, OPENTYPE_TAG tagLangSys,
1886 int *rcRangeChars, TEXTRANGE_PROPERTIES **rpRangeProperties,
1887 int cRanges, const WCHAR *pwcChars, WORD *pwLogClust,
1888 SCRIPT_CHARPROP *pCharProps, int cChars,
1889 const WORD *pwGlyphs, const SCRIPT_GLYPHPROP *pGlyphProps,
1890 int cGlyphs, int *piAdvance,
1891 GOFFSET *pGoffset, ABC *pABC
1897 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %p, %p, %d, %p, %p, %d, %p %p %p)\n",
1899 debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
1900 rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
1901 pwLogClust, pCharProps, cChars, pwGlyphs, pGlyphProps, cGlyphs, piAdvance,
1904 if (!pGlyphProps) return E_INVALIDARG;
1905 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
1906 if (!pGoffset) return E_FAIL;
1909 FIXME("Ranges not supported yet\n");
1911 ((ScriptCache *)*psc)->userScript = tagScript;
1912 ((ScriptCache *)*psc)->userLang = tagLangSys;
1914 if (pABC) memset(pABC, 0, sizeof(ABC));
1915 for (i = 0; i < cGlyphs; i++)
1918 if (!get_cache_glyph_widths(psc, pwGlyphs[i], &abc))
1920 if (!hdc) return E_PENDING;
1921 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE) && !psa->fNoGlyphIndex)
1923 if (!GetCharABCWidthsI(hdc, 0, 1, (WORD *)&pwGlyphs[i], &abc)) return S_FALSE;
1928 if (!GetCharWidth32W(hdc, pwGlyphs[i], pwGlyphs[i], &width)) return S_FALSE;
1930 abc.abcA = abc.abcC = 0;
1932 set_cache_glyph_widths(psc, pwGlyphs[i], &abc);
1936 pABC->abcA += abc.abcA;
1937 pABC->abcB += abc.abcB;
1938 pABC->abcC += abc.abcC;
1940 /* FIXME: set to more reasonable values */
1941 pGoffset[i].du = pGoffset[i].dv = 0;
1942 if (piAdvance) piAdvance[i] = abc.abcA + abc.abcB + abc.abcC;
1945 if (pABC) TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC->abcA, pABC->abcB, pABC->abcC);
1949 /***********************************************************************
1950 * ScriptPlace (USP10.@)
1952 * Produce advance widths for a run.
1955 * hdc [I] Device context.
1956 * psc [I/O] Opaque pointer to a script cache.
1957 * pwGlyphs [I] Array of glyphs.
1958 * cGlyphs [I] Number of glyphs in pwGlyphs.
1959 * psva [I] Array of visual attributes.
1960 * psa [I/O] String analysis.
1961 * piAdvance [O] Array of advance widths.
1962 * pGoffset [O] Glyph offsets.
1963 * pABC [O] Combined ABC width.
1967 * Failure: Non-zero HRESULT value.
1969 HRESULT WINAPI ScriptPlace(HDC hdc, SCRIPT_CACHE *psc, const WORD *pwGlyphs,
1970 int cGlyphs, const SCRIPT_VISATTR *psva,
1971 SCRIPT_ANALYSIS *psa, int *piAdvance, GOFFSET *pGoffset, ABC *pABC )
1974 SCRIPT_GLYPHPROP *glyphProps;
1977 TRACE("(%p, %p, %p, %d, %p, %p, %p, %p, %p)\n", hdc, psc, pwGlyphs, cGlyphs, psva, psa,
1978 piAdvance, pGoffset, pABC);
1980 if (!psva) return E_INVALIDARG;
1981 if (!pGoffset) return E_FAIL;
1983 glyphProps = heap_alloc(sizeof(SCRIPT_GLYPHPROP)*cGlyphs);
1984 if (!glyphProps) return E_OUTOFMEMORY;
1986 for (i = 0; i < cGlyphs; i++)
1987 glyphProps[i].sva = psva[i];
1989 hr = ScriptPlaceOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, NULL, NULL, NULL, 0, pwGlyphs, glyphProps, cGlyphs, piAdvance, pGoffset, pABC);
1991 heap_free(glyphProps);
1996 /***********************************************************************
1997 * ScriptGetCMap (USP10.@)
1999 * Retrieve glyph indices.
2002 * hdc [I] Device context.
2003 * psc [I/O] Opaque pointer to a script cache.
2004 * pwcInChars [I] Array of Unicode characters.
2005 * cChars [I] Number of characters in pwcInChars.
2006 * dwFlags [I] Flags.
2007 * pwOutGlyphs [O] Buffer to receive the array of glyph indices.
2011 * Failure: Non-zero HRESULT value.
2013 HRESULT WINAPI ScriptGetCMap(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcInChars,
2014 int cChars, DWORD dwFlags, WORD *pwOutGlyphs)
2019 TRACE("(%p,%p,%s,%d,0x%x,%p)\n", hdc, psc, debugstr_wn(pwcInChars, cChars),
2020 cChars, dwFlags, pwOutGlyphs);
2022 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2026 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
2028 for (i = 0; i < cChars; i++)
2031 if (dwFlags == SGCM_RTL)
2032 inChar = mirror_char(pwcInChars[i]);
2034 inChar = pwcInChars[i];
2035 if (!(pwOutGlyphs[i] = get_cache_glyph(psc, inChar)))
2038 if (!hdc) return E_PENDING;
2039 if (GetGlyphIndicesW(hdc, &inChar, 1, &glyph, GGI_MARK_NONEXISTING_GLYPHS) == GDI_ERROR) return S_FALSE;
2040 if (glyph == 0xffff)
2045 pwOutGlyphs[i] = set_cache_glyph(psc, inChar, glyph);
2051 TRACE("no glyph translation\n");
2052 for (i = 0; i < cChars; i++)
2055 if (dwFlags == SGCM_RTL)
2056 inChar = mirror_char(pwcInChars[i]);
2058 inChar = pwcInChars[i];
2059 pwOutGlyphs[i] = inChar;
2065 /***********************************************************************
2066 * ScriptTextOut (USP10.@)
2069 HRESULT WINAPI ScriptTextOut(const HDC hdc, SCRIPT_CACHE *psc, int x, int y, UINT fuOptions,
2070 const RECT *lprc, const SCRIPT_ANALYSIS *psa, const WCHAR *pwcReserved,
2071 int iReserved, const WORD *pwGlyphs, int cGlyphs, const int *piAdvance,
2072 const int *piJustify, const GOFFSET *pGoffset)
2076 TRACE("(%p, %p, %d, %d, %04x, %p, %p, %p, %d, %p, %d, %p, %p, %p)\n",
2077 hdc, psc, x, y, fuOptions, lprc, psa, pwcReserved, iReserved, pwGlyphs, cGlyphs,
2078 piAdvance, piJustify, pGoffset);
2080 if (!hdc || !psc) return E_INVALIDARG;
2081 if (!piAdvance || !psa || !pwGlyphs) return E_INVALIDARG;
2083 fuOptions &= ETO_CLIPPED + ETO_OPAQUE;
2084 fuOptions |= ETO_IGNORELANGUAGE;
2085 if (!psa->fNoGlyphIndex) /* Have Glyphs? */
2086 fuOptions |= ETO_GLYPH_INDEX; /* Say don't do translation to glyph */
2088 if (psa->fRTL && psa->fLogicalOrder)
2093 rtlGlyphs = heap_alloc(cGlyphs * sizeof(WORD));
2095 return E_OUTOFMEMORY;
2097 for (i = 0; i < cGlyphs; i++)
2098 rtlGlyphs[i] = pwGlyphs[cGlyphs-1-i];
2100 if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, rtlGlyphs, cGlyphs, NULL))
2102 heap_free(rtlGlyphs);
2105 if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, pwGlyphs, cGlyphs, NULL))
2111 /***********************************************************************
2112 * ScriptCacheGetHeight (USP10.@)
2114 * Retrieve the height of the font in the cache.
2117 * hdc [I] Device context.
2118 * psc [I/O] Opaque pointer to a script cache.
2119 * height [O] Receives font height.
2123 * Failure: Non-zero HRESULT value.
2125 HRESULT WINAPI ScriptCacheGetHeight(HDC hdc, SCRIPT_CACHE *psc, LONG *height)
2129 TRACE("(%p, %p, %p)\n", hdc, psc, height);
2131 if (!height) return E_INVALIDARG;
2132 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2134 *height = get_cache_height(psc);
2138 /***********************************************************************
2139 * ScriptGetGlyphABCWidth (USP10.@)
2141 * Retrieve the width of a glyph.
2144 * hdc [I] Device context.
2145 * psc [I/O] Opaque pointer to a script cache.
2146 * glyph [I] Glyph to retrieve the width for.
2147 * abc [O] ABC widths of the glyph.
2151 * Failure: Non-zero HRESULT value.
2153 HRESULT WINAPI ScriptGetGlyphABCWidth(HDC hdc, SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
2157 TRACE("(%p, %p, 0x%04x, %p)\n", hdc, psc, glyph, abc);
2159 if (!abc) return E_INVALIDARG;
2160 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2162 if (!get_cache_glyph_widths(psc, glyph, abc))
2164 if (!hdc) return E_PENDING;
2165 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
2167 if (!GetCharABCWidthsI(hdc, 0, 1, &glyph, abc)) return S_FALSE;
2172 if (!GetCharWidth32W(hdc, glyph, glyph, &width)) return S_FALSE;
2174 abc->abcA = abc->abcC = 0;
2176 set_cache_glyph_widths(psc, glyph, abc);
2181 /***********************************************************************
2182 * ScriptLayout (USP10.@)
2184 * Map embedding levels to visual and/or logical order.
2187 * runs [I] Size of level array.
2188 * level [I] Array of embedding levels.
2189 * vistolog [O] Map of embedding levels from visual to logical order.
2190 * logtovis [O] Map of embedding levels from logical to visual order.
2194 * Failure: Non-zero HRESULT value.
2197 * This stub works correctly for any sequence of a single
2198 * embedding level but not for sequences of different
2199 * embedding levels, i.e. mixtures of RTL and LTR scripts.
2201 HRESULT WINAPI ScriptLayout(int runs, const BYTE *level, int *vistolog, int *logtovis)
2206 TRACE("(%d, %p, %p, %p)\n", runs, level, vistolog, logtovis);
2208 if (!level || (!vistolog && !logtovis))
2209 return E_INVALIDARG;
2211 indexs = heap_alloc(sizeof(int) * runs);
2213 return E_OUTOFMEMORY;
2218 for( ich = 0; ich < runs; ich++)
2223 ich += BIDI_ReorderV2lLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
2224 for (ich = 0; ich < runs; ich++)
2225 vistolog[ich] = indexs[ich];
2231 for( ich = 0; ich < runs; ich++)
2236 ich += BIDI_ReorderL2vLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
2237 for (ich = 0; ich < runs; ich++)
2238 logtovis[ich] = indexs[ich];
2245 /***********************************************************************
2246 * ScriptStringGetLogicalWidths (USP10.@)
2248 * Returns logical widths from a string analysis.
2251 * ssa [I] string analysis.
2252 * piDx [O] logical widths returned.
2256 * Failure: a non-zero HRESULT.
2258 HRESULT WINAPI ScriptStringGetLogicalWidths(SCRIPT_STRING_ANALYSIS ssa, int *piDx)
2261 StringAnalysis *analysis = ssa;
2263 TRACE("%p, %p\n", ssa, piDx);
2265 if (!analysis) return S_FALSE;
2267 for (i = 0; i < analysis->numItems; i++)
2269 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++)
2271 piDx[next] = analysis->glyphs[i].piAdvance[j];
2278 /***********************************************************************
2279 * ScriptStringValidate (USP10.@)
2281 * Validate a string analysis.
2284 * ssa [I] string analysis.
2288 * Failure: S_FALSE if invalid sequences are found
2289 * or a non-zero HRESULT if it fails.
2291 HRESULT WINAPI ScriptStringValidate(SCRIPT_STRING_ANALYSIS ssa)
2293 StringAnalysis *analysis = ssa;
2295 TRACE("(%p)\n", ssa);
2297 if (!analysis) return E_INVALIDARG;
2298 return (analysis->invalid) ? S_FALSE : S_OK;
2301 /***********************************************************************
2302 * ScriptString_pSize (USP10.@)
2304 * Retrieve width and height of an analysed string.
2307 * ssa [I] string analysis.
2310 * Success: Pointer to a SIZE structure.
2313 const SIZE * WINAPI ScriptString_pSize(SCRIPT_STRING_ANALYSIS ssa)
2316 StringAnalysis *analysis = ssa;
2318 TRACE("(%p)\n", ssa);
2320 if (!analysis) return NULL;
2324 if (!(analysis->sz = heap_alloc(sizeof(SIZE)))) return NULL;
2325 analysis->sz->cy = analysis->sc->tm.tmHeight;
2327 analysis->sz->cx = 0;
2328 for (i = 0; i < analysis->numItems; i++)
2329 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++)
2330 analysis->sz->cx += analysis->glyphs[i].piAdvance[j];
2332 return analysis->sz;
2335 /***********************************************************************
2336 * ScriptString_pLogAttr (USP10.@)
2338 * Retrieve logical attributes of an analysed string.
2341 * ssa [I] string analysis.
2344 * Success: Pointer to an array of SCRIPT_LOGATTR structures.
2347 const SCRIPT_LOGATTR * WINAPI ScriptString_pLogAttr(SCRIPT_STRING_ANALYSIS ssa)
2349 StringAnalysis *analysis = ssa;
2351 TRACE("(%p)\n", ssa);
2353 if (!analysis) return NULL;
2354 return analysis->logattrs;
2357 /***********************************************************************
2358 * ScriptString_pcOutChars (USP10.@)
2360 * Retrieve the length of a string after clipping.
2363 * ssa [I] String analysis.
2366 * Success: Pointer to the length.
2369 const int * WINAPI ScriptString_pcOutChars(SCRIPT_STRING_ANALYSIS ssa)
2371 StringAnalysis *analysis = ssa;
2373 TRACE("(%p)\n", ssa);
2375 if (!analysis) return NULL;
2376 return &analysis->clip_len;
2379 /***********************************************************************
2380 * ScriptStringGetOrder (USP10.@)
2382 * Retrieve a glyph order map.
2385 * ssa [I] String analysis.
2386 * order [I/O] Array of glyph positions.
2390 * Failure: a non-zero HRESULT.
2392 HRESULT WINAPI ScriptStringGetOrder(SCRIPT_STRING_ANALYSIS ssa, UINT *order)
2396 StringAnalysis *analysis = ssa;
2398 TRACE("(%p)\n", ssa);
2400 if (!analysis) return S_FALSE;
2402 /* FIXME: handle RTL scripts */
2403 for (i = 0, k = 0; i < analysis->numItems; i++)
2404 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++, k++)
2410 /***********************************************************************
2411 * ScriptGetLogicalWidths (USP10.@)
2413 * Convert advance widths to logical widths.
2416 * sa [I] Script analysis.
2417 * nbchars [I] Number of characters.
2418 * nbglyphs [I] Number of glyphs.
2419 * glyph_width [I] Array of glyph widths.
2420 * log_clust [I] Array of logical clusters.
2421 * sva [I] Visual attributes.
2422 * widths [O] Array of logical widths.
2426 * Failure: a non-zero HRESULT.
2428 HRESULT WINAPI ScriptGetLogicalWidths(const SCRIPT_ANALYSIS *sa, int nbchars, int nbglyphs,
2429 const int *glyph_width, const WORD *log_clust,
2430 const SCRIPT_VISATTR *sva, int *widths)
2434 TRACE("(%p, %d, %d, %p, %p, %p, %p)\n",
2435 sa, nbchars, nbglyphs, glyph_width, log_clust, sva, widths);
2438 for (i = 0; i < nbchars; i++) widths[i] = glyph_width[i];
2442 /***********************************************************************
2443 * ScriptApplyLogicalWidth (USP10.@)
2445 * Generate glyph advance widths.
2448 * dx [I] Array of logical advance widths.
2449 * num_chars [I] Number of characters.
2450 * num_glyphs [I] Number of glyphs.
2451 * log_clust [I] Array of logical clusters.
2452 * sva [I] Visual attributes.
2453 * advance [I] Array of glyph advance widths.
2454 * sa [I] Script analysis.
2455 * abc [I/O] Summed ABC widths.
2456 * justify [O] Array of glyph advance widths.
2460 * Failure: a non-zero HRESULT.
2462 HRESULT WINAPI ScriptApplyLogicalWidth(const int *dx, int num_chars, int num_glyphs,
2463 const WORD *log_clust, const SCRIPT_VISATTR *sva,
2464 const int *advance, const SCRIPT_ANALYSIS *sa,
2465 ABC *abc, int *justify)
2469 FIXME("(%p, %d, %d, %p, %p, %p, %p, %p, %p)\n",
2470 dx, num_chars, num_glyphs, log_clust, sva, advance, sa, abc, justify);
2472 for (i = 0; i < num_chars; i++) justify[i] = advance[i];
2476 HRESULT WINAPI ScriptJustify(const SCRIPT_VISATTR *sva, const int *advance,
2477 int num_glyphs, int dx, int min_kashida, int *justify)
2481 FIXME("(%p, %p, %d, %d, %d, %p)\n", sva, advance, num_glyphs, dx, min_kashida, justify);
2483 for (i = 0; i < num_glyphs; i++) justify[i] = advance[i];