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user32: Always use the default alignment when displaying submenu popups.
[wine/multimedia.git] / dlls / usp10 / usp10.c
blob3b990527e6a7e6422c583453c0edd9001ea5238e
1 /*
2 * Implementation of Uniscribe Script Processor (usp10.dll)
3 *
4 * Copyright 2005 Steven Edwards for CodeWeavers
5 * Copyright 2006 Hans Leidekker
6 * Copyright 2010 CodeWeavers, Aric Stewart
7 *
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.
12 *
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.
17 *
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
21 *
22 * Notes:
23 * Uniscribe allows for processing of complex scripts such as joining
24 * and filtering characters and bi-directional text with custom line breaks.
25 */
26
27 #include <stdarg.h>
28
29 #include "windef.h"
30 #include "winbase.h"
31 #include "wingdi.h"
32 #include "winuser.h"
33 #include "winnls.h"
34 #include "winreg.h"
35 #include "usp10.h"
36
37 #include "usp10_internal.h"
38
39 #include "wine/debug.h"
40 #include "wine/unicode.h"
41
42 WINE_DEFAULT_DEBUG_CHANNEL(uniscribe);
43
44 typedef struct _scriptRange
45 {
46 WORD script;
47 WORD rangeFirst;
48 WORD rangeLast;
49 WORD numericScript;
50 WORD punctScript;
51 } scriptRange;
52
53 static const scriptRange scriptRanges[] = {
54 /* Basic Latin: U+0000–U+007A */
55 { Script_Latin, 0x00, 0x07a , Script_Numeric, Script_Punctuation},
56 /* Latin-1 Supplement: U+0080–U+00FF */
57 /* Latin Extended-A: U+0100–U+017F */
58 /* Latin Extended-B: U+0180–U+024F */
59 /* IPA Extensions: U+0250–U+02AF */
60 /* Spacing Modifier Letters:U+02B0–U+02FF */
61 { Script_Latin, 0x80, 0x2ff , Script_Numeric2, Script_Punctuation},
62 /* Combining Diacritical Marks : U+0300–U+036F */
63 { Script_Diacritical,0x300, 0x36f, 0, 0},
64 /* Greek: U+0370–U+03FF */
65 { Script_Greek, 0x370, 0x3ff, 0, 0},
66 /* Cyrillic: U+0400–U+04FF */
67 /* Cyrillic Supplement: U+0500–U+052F */
68 { Script_Cyrillic, 0x400, 0x52f, 0, 0},
69 /* Armenian: U+0530–U+058F */
70 { Script_Armenian, 0x530, 0x58f, 0, 0},
71 /* Hebrew: U+0590–U+05FF */
72 { Script_Hebrew, 0x590, 0x5ff, 0, 0},
73 /* Arabic: U+0600–U+06FF */
74 { Script_Arabic, 0x600, 0x6ef, Script_Arabic_Numeric, 0},
75 /* Defined by Windows */
76 { Script_Persian, 0x6f0, 0x6f9, 0, 0},
77 /* Continue Arabic: U+0600–U+06FF */
78 { Script_Arabic, 0x6fa, 0x6ff, 0, 0},
79 /* Syriac: U+0700–U+074F*/
80 { Script_Syriac, 0x700, 0x74f, 0, 0},
81 /* Arabic Supplement: U+0750–U+077F */
82 { Script_Arabic, 0x750, 0x77f, 0, 0},
83 /* Thaana: U+0780–U+07BF */
84 { Script_Thaana, 0x780, 0x7bf, 0, 0},
85 /* N’Ko: U+07C0–U+07FF */
86 { Script_NKo, 0x7c0, 0x7ff, 0, 0},
87 /* Devanagari: U+0900–U+097F */
88 { Script_Devanagari, 0x900, 0x97f, Script_Devanagari_Numeric, 0},
89 /* Bengali: U+0980–U+09FF */
90 { Script_Bengali, 0x980, 0x9ff, Script_Bengali_Numeric, 0},
91 /* Gurmukhi: U+0A00–U+0A7F*/
92 { Script_Gurmukhi, 0xa00, 0xa7f, Script_Gurmukhi_Numeric, 0},
93 /* Gujarati: U+0A80–U+0AFF*/
94 { Script_Gujarati, 0xa80, 0xaff, Script_Gujarati_Numeric, 0},
95 /* Oriya: U+0B00–U+0B7F */
96 { Script_Oriya, 0xb00, 0xb7f, Script_Oriya_Numeric, 0},
97 /* Tamil: U+0B80–U+0BFF */
98 { Script_Tamil, 0xb80, 0xbff, Script_Tamil_Numeric, 0},
99 /* Telugu: U+0C00–U+0C7F */
100 { Script_Telugu, 0xc00, 0xc7f, Script_Telugu_Numeric, 0},
101 /* Kannada: U+0C80–U+0CFF */
102 { Script_Kannada, 0xc80, 0xcff, Script_Kannada_Numeric, 0},
103 /* Malayalam: U+0D00–U+0D7F */
104 { Script_Malayalam, 0xd00, 0xd7f, Script_Malayalam_Numeric, 0},
105 /* Sinhala: U+0D80–U+0DFF */
106 { Script_Sinhala, 0xd80, 0xdff, 0, 0},
107 /* Thai: U+0E00–U+0E7F */
108 { Script_Thai, 0xe00, 0xe7f, Script_Thai_Numeric, 0},
109 /* Lao: U+0E80–U+0EFF */
110 { Script_Lao, 0xe80, 0xeff, Script_Lao_Numeric, 0},
111 /* Tibetan: U+0F00–U+0FFF */
112 { Script_Tibetan, 0xf00, 0xfff, 0, 0},
113 /* Myanmar: U+1000–U+109F */
114 { Script_Myanmar, 0x1000, 0x109f, Script_Myanmar_Numeric, 0},
115 /* Georgian: U+10A0–U+10FF */
116 { Script_Georgian, 0x10a0, 0x10ff, 0, 0},
117 /* Hangul Jamo: U+1100–U+11FF */
118 { Script_Hangul, 0x1100, 0x11ff, 0, 0},
119 /* Ethiopic: U+1200–U+137F */
120 /* Ethiopic Extensions: U+1380–U+139F */
121 { Script_Ethiopic, 0x1200, 0x139f, 0, 0},
122 /* Cherokee: U+13A0–U+13FF */
123 { Script_Cherokee, 0x13a0, 0x13ff, 0, 0},
124 /* Canadian Aboriginal Syllabics: U+1400–U+167F */
125 { Script_Canadian, 0x1400, 0x167f, 0, 0},
126 /* Ogham: U+1680–U+169F */
127 { Script_Ogham, 0x1680, 0x169f, 0, 0},
128 /* Runic: U+16A0–U+16F0 */
129 { Script_Runic, 0x16a0, 0x16f0, 0, 0},
130 /* Khmer: U+1780–U+17FF */
131 { Script_Khmer, 0x1780, 0x17ff, Script_Khmer_Numeric, 0},
132 /* Mongolian: U+1800–U+18AF */
133 { Script_Mongolian, 0x1800, 0x18af, Script_Mongolian_Numeric, 0},
134 /* Canadian Aboriginal Syllabics Extended: U+18B0–U+18FF */
135 { Script_Canadian, 0x18b0, 0x18ff, 0, 0},
136 /* Tai Le: U+1950–U+197F */
137 { Script_Tai_Le, 0x1950, 0x197f, 0, 0},
138 /* New Tai Lue: U+1980–U+19DF */
139 { Script_New_Tai_Lue,0x1980, 0x19df, Script_New_Tai_Lue_Numeric, 0},
140 /* Khmer Symbols: U+19E0–U+19FF */
141 { Script_Khmer, 0x19e0, 0x19ff, Script_Khmer_Numeric, 0},
142 /* Vedic Extensions: U+1CD0-U+1CFF */
143 { Script_Devanagari, 0x1cd0, 0x1cff, Script_Devanagari_Numeric, 0},
144 /* Phonetic Extensions: U+1D00–U+1DBF */
145 { Script_Latin, 0x1d00, 0x1dbf, 0, 0},
146 /* Combining Diacritical Marks Supplement: U+1DC0–U+1DFF */
147 { Script_Diacritical,0x1dc0, 0x1dff, 0, 0},
148 /* Latin Extended Additional: U+1E00–U+1EFF */
149 { Script_Latin, 0x1e00, 0x1eff, 0, 0},
150 /* Greek Extended: U+1F00–U+1FFF */
151 { Script_Greek, 0x1f00, 0x1fff, 0, 0},
152 /* General Punctuation: U+2000 –U+206f */
153 { Script_Latin, 0x2000, 0x206f, 0, 0},
154 /* Superscripts and Subscripts : U+2070 –U+209f */
155 /* Currency Symbols : U+20a0 –U+20cf */
156 { Script_Numeric2, 0x2070, 0x2070, 0, 0},
157 { Script_Latin, 0x2071, 0x2073, 0, 0},
158 { Script_Numeric2, 0x2074, 0x2079, 0, 0},
159 { Script_Latin, 0x207a, 0x207f, 0, 0},
160 { Script_Numeric2, 0x2080, 0x2089, 0, 0},
161 { Script_Latin, 0x208a, 0x20cf, 0, 0},
162 /* Letterlike Symbols : U+2100 –U+214f */
163 /* Number Forms : U+2150 –U+218f */
164 /* Arrows : U+2190 –U+21ff */
165 /* Mathematical Operators : U+2200 –U+22ff */
166 /* Miscellaneous Technical : U+2300 –U+23ff */
167 /* Control Pictures : U+2400 –U+243f */
168 /* Optical Character Recognition : U+2440 –U+245f */
169 /* Enclosed Alphanumerics : U+2460 –U+24ff */
170 /* Box Drawing : U+2500 –U+25ff */
171 /* Block Elements : U+2580 –U+259f */
172 /* Geometric Shapes : U+25a0 –U+25ff */
173 /* Miscellaneous Symbols : U+2600 –U+26ff */
174 /* Dingbats : U+2700 –U+27bf */
175 /* Miscellaneous Mathematical Symbols-A : U+27c0 –U+27ef */
176 /* Supplemental Arrows-A : U+27f0 –U+27ff */
177 { Script_Latin, 0x2100, 0x27ff, 0, 0},
178 /* Braille Patterns: U+2800–U+28FF */
179 { Script_Braille, 0x2800, 0x28ff, 0, 0},
180 /* Supplemental Arrows-B : U+2900 –U+297f */
181 /* Miscellaneous Mathematical Symbols-B : U+2980 –U+29ff */
182 /* Supplemental Mathematical Operators : U+2a00 –U+2aff */
183 /* Miscellaneous Symbols and Arrows : U+2b00 –U+2bff */
184 { Script_Latin, 0x2900, 0x2bff, 0, 0},
185 /* Latin Extended-C: U+2C60–U+2C7F */
186 { Script_Latin, 0x2c60, 0x2c7f, 0, 0},
187 /* Georgian: U+2D00–U+2D2F */
188 { Script_Georgian, 0x2d00, 0x2d2f, 0, 0},
189 /* Tifinagh: U+2D30–U+2D7F */
190 { Script_Tifinagh, 0x2d30, 0x2d7f, 0, 0},
191 /* Ethiopic Extensions: U+2D80–U+2DDF */
192 { Script_Ethiopic, 0x2d80, 0x2ddf, 0, 0},
193 /* Cyrillic Extended-A: U+2DE0–U+2DFF */
194 { Script_Cyrillic, 0x2de0, 0x2dff, 0, 0},
195 /* CJK Radicals Supplement: U+2E80–U+2EFF */
196 /* Kangxi Radicals: U+2F00–U+2FDF */
197 { Script_CJK_Han, 0x2e80, 0x2fdf, 0, 0},
198 /* Ideographic Description Characters: U+2FF0–U+2FFF */
199 { Script_Ideograph ,0x2ff0, 0x2fff, 0, 0},
200 /* CJK Symbols and Punctuation: U+3000–U+303F */
201 { Script_Ideograph ,0x3000, 0x3004, 0, 0},
202 { Script_CJK_Han ,0x3005, 0x3005, 0, 0},
203 { Script_Ideograph ,0x3006, 0x3006, 0, 0},
204 { Script_CJK_Han ,0x3007, 0x3007, 0, 0},
205 { Script_Ideograph ,0x3008, 0x3020, 0, 0},
206 { Script_CJK_Han ,0x3021, 0x3029, 0, 0},
207 { Script_Ideograph ,0x302a, 0x3030, 0, 0},
208 /* Kana Marks: */
209 { Script_Kana ,0x3031, 0x3035, 0, 0},
210 { Script_Ideograph ,0x3036, 0x3037, 0, 0},
211 { Script_CJK_Han ,0x3038, 0x303b, 0, 0},
212 { Script_Ideograph ,0x303c, 0x303f, 0, 0},
213 /* Hiragana: U+3040–U+309F */
214 /* Katakana: U+30A0–U+30FF */
215 { Script_Kana ,0x3040, 0x30ff, 0, 0},
216 /* Bopomofo: U+3100–U+312F */
217 { Script_Bopomofo ,0x3100, 0x312f, 0, 0},
218 /* Hangul Compatibility Jamo: U+3130–U+318F */
219 { Script_Hangul ,0x3130, 0x318f, 0, 0},
220 /* Kanbun: U+3190–U+319F */
221 { Script_Ideograph ,0x3190, 0x319f, 0, 0},
222 /* Bopomofo Extended: U+31A0–U+31BF */
223 { Script_Bopomofo ,0x31a0, 0x31bf, 0, 0},
224 /* CJK Strokes: U+31C0–U+31EF */
225 { Script_Ideograph ,0x31c0, 0x31ef, 0, 0},
226 /* Katakana Phonetic Extensions: U+31F0–U+31FF */
227 { Script_Kana ,0x31f0, 0x31ff, 0, 0},
228 /* Enclosed CJK Letters and Months: U+3200–U+32FF */
229 { Script_Hangul ,0x3200, 0x321f, 0, 0},
230 { Script_Ideograph ,0x3220, 0x325f, 0, 0},
231 { Script_Hangul ,0x3260, 0x327f, 0, 0},
232 { Script_Ideograph ,0x3280, 0x32ef, 0, 0},
233 { Script_Kana ,0x32d0, 0x31ff, 0, 0},
234 /* CJK Compatibility: U+3300–U+33FF*/
235 { Script_Kana ,0x3300, 0x3357, 0, 0},
236 { Script_Ideograph ,0x3358, 0x33ff, 0, 0},
237 /* CJK Unified Ideographs Extension A: U+3400–U+4DBF */
238 { Script_CJK_Han ,0x3400, 0x4dbf, 0, 0},
239 /* CJK Unified Ideographs: U+4E00–U+9FFF */
240 { Script_CJK_Han ,0x4e00, 0x9fff, 0, 0},
241 /* Yi: U+A000–U+A4CF */
242 { Script_Yi ,0xa000, 0xa4cf, 0, 0},
243 /* Vai: U+A500–U+A63F */
244 { Script_Vai ,0xa500, 0xa63f, Script_Vai_Numeric, 0},
245 /* Cyrillic Extended-B: U+A640–U+A69F */
246 { Script_Cyrillic, 0xa640, 0xa69f, 0, 0},
247 /* Modifier Tone Letters: U+A700–U+A71F */
248 /* Latin Extended-D: U+A720–U+A7FF */
249 { Script_Latin, 0xa700, 0xa7ff, 0, 0},
250 /* Phags-pa: U+A840–U+A87F */
251 { Script_Phags_pa, 0xa840, 0xa87f, 0, 0},
252 /* Devanagari Extended: U+A8E0-U+A8FF */
253 { Script_Devanagari, 0xa8e0, 0xa8ff, Script_Devanagari_Numeric, 0},
254 /* Myanmar Extended-A: U+AA60–U+AA7F */
255 { Script_Myanmar, 0xaa60, 0xaa7f, Script_Myanmar_Numeric, 0},
256 /* Hangul Jamo Extended-A: U+A960–U+A97F */
257 { Script_Hangul, 0xa960, 0xa97f, 0, 0},
258 /* Hangul Syllables: U+AC00–U+D7A3 */
259 { Script_Hangul, 0xac00, 0xd7a3, 0, 0},
260 /* Hangul Jamo Extended-B: U+D7B0–U+D7FF */
261 { Script_Hangul, 0xd7b0, 0xd7ff, 0, 0},
262 /* Surrogates Area: U+D800–U+DFFF */
263 { Script_Surrogates, 0xd800, 0xdbfe, 0, 0},
264 { Script_Private, 0xdbff, 0xdc00, 0, 0},
265 { Script_Surrogates, 0xdc01, 0xdfff, 0, 0},
266 /* Private Use Area: U+E000–U+F8FF */
267 { Script_Private, 0xe000, 0xf8ff, 0, 0},
268 /* CJK Compatibility Ideographs: U+F900–U+FAFF */
269 { Script_CJK_Han ,0xf900, 0xfaff, 0, 0},
270 /* Latin Ligatures: U+FB00–U+FB06 */
271 { Script_Latin, 0xfb00, 0xfb06, 0, 0},
272 /* Armenian ligatures U+FB13..U+FB17 */
273 { Script_Armenian, 0xfb13, 0xfb17, 0, 0},
274 /* Alphabetic Presentation Forms: U+FB1D–U+FB4F */
275 { Script_Hebrew, 0xfb1d, 0xfb4f, 0, 0},
276 /* Arabic Presentation Forms-A: U+FB50–U+FDFF*/
277 { Script_Arabic, 0xfb50, 0xfdff, 0, 0},
278 /* Vertical Forms: U+FE10–U+FE1F */
279 /* Combining Half Marks: U+FE20–U+FE2F */
280 /* CJK Compatibility Forms: U+FE30–U+FE4F */
281 /* Small Form Variants: U+FE50–U+FE6F */
282 { Script_Ideograph ,0xfe10, 0xfe6f, 0, 0},
283 /* Arabic Presentation Forms-B: U+FE70–U+FEFF*/
284 { Script_Arabic, 0xfe70, 0xfeff, 0, 0},
285 /* Halfwidth and Fullwidth Forms: U+FF00–FFEF */
286 { Script_Ideograph ,0xff00, 0xff64, Script_Numeric2, 0},
287 { Script_Kana ,0xff65, 0xff9f, 0, 0},
288 { Script_Hangul ,0xffa0, 0xffdf, 0, 0},
289 { Script_Ideograph ,0xffe0, 0xffef, 0, 0},
290 /* END */
291 { SCRIPT_UNDEFINED, 0, 0, 0}
292 };
293
294 typedef struct _scriptData
295 {
296 SCRIPT_ANALYSIS a;
297 SCRIPT_PROPERTIES props;
298 OPENTYPE_TAG scriptTag;
299 WCHAR fallbackFont[LF_FACESIZE];
300 } scriptData;
301
302 /* the must be in order so that the index matches the Script value */
303 static const scriptData scriptInformation[] = {
304 {{SCRIPT_UNDEFINED, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
305 {LANG_NEUTRAL, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
306 0x00000000,
307 {0}},
308 {{Script_Latin, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
309 {LANG_ENGLISH, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
310 MS_MAKE_TAG('l','a','t','n'),
311 {0}},
312 {{Script_CR, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
313 {LANG_NEUTRAL, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
314 0x00000000,
315 {0}},
316 {{Script_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
317 {LANG_ENGLISH, 1, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
318 0x00000000,
319 {0}},
320 {{Script_Control, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
321 {LANG_ENGLISH, 0, 1, 0, 0, ANSI_CHARSET, 1, 0, 0, 0, 0, 0, 1, 0, 0},
322 0x00000000,
323 {0}},
324 {{Script_Punctuation, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
325 {LANG_NEUTRAL, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
326 0x00000000,
327 {0}},
328 {{Script_Arabic, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
329 {LANG_ARABIC, 0, 1, 0, 0, ARABIC_CHARSET, 0, 0, 0, 0, 0, 0, 1, 1, 0},
330 MS_MAKE_TAG('a','r','a','b'),
331 {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f',0}},
332 {{Script_Arabic_Numeric, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
333 {LANG_ARABIC, 1, 1, 0, 0, ARABIC_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
334 MS_MAKE_TAG('a','r','a','b'),
335 {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f',0}},
336 {{Script_Hebrew, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
337 {LANG_HEBREW, 0, 1, 0, 1, HEBREW_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
338 MS_MAKE_TAG('h','e','b','r'),
339 {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f',0}},
340 {{Script_Syriac, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
341 {LANG_SYRIAC, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 1, 0},
342 MS_MAKE_TAG('s','y','r','c'),
343 {'E','s','t','r','a','n','g','e','l','o',' ','E','d','e','s','s','a',0}},
344 {{Script_Persian, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
345 {LANG_PERSIAN, 1, 1, 0, 0, ARABIC_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
346 MS_MAKE_TAG('s','y','r','c'),
347 {'E','s','t','r','a','n','g','e','l','o',' ','E','d','e','s','s','a',0}},
348 {{Script_Thaana, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
349 {LANG_DIVEHI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
350 MS_MAKE_TAG('t','h','a','a'),
351 {'M','V',' ','B','o','l','i',0}},
352 {{Script_Greek, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
353 {LANG_GREEK, 0, 0, 0, 0, GREEK_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
354 MS_MAKE_TAG('g','r','e','k'),
355 {0}},
356 {{Script_Cyrillic, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
357 {LANG_RUSSIAN, 0, 0, 0, 0, RUSSIAN_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
358 MS_MAKE_TAG('c','y','r','l'),
359 {0}},
360 {{Script_Armenian, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
361 {LANG_ARMENIAN, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
362 MS_MAKE_TAG('a','r','m','n'),
363 {'S','y','l','f','a','e','n',0}},
364 {{Script_Georgian, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
365 {LANG_GEORGIAN, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
366 MS_MAKE_TAG('g','e','o','r'),
367 {'S','y','l','f','a','e','n',0}},
368 {{Script_Sinhala, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
369 {LANG_SINHALESE, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
370 MS_MAKE_TAG('s','i','n','h'),
371 {'I','s','k','o','o','l','a',' ','P','o','t','a',0}},
372 {{Script_Tibetan, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
373 {LANG_TIBETAN, 0, 1, 1, 1, DEFAULT_CHARSET, 0, 0, 1, 0, 1, 0, 0, 0, 0},
374 MS_MAKE_TAG('t','i','b','t'),
375 {'M','i','c','r','o','s','o','f','t',' ','H','i','m','a','l','a','y','a',0}},
376 {{Script_Tibetan_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
377 {LANG_TIBETAN, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
378 MS_MAKE_TAG('t','i','b','t'),
379 {'M','i','c','r','o','s','o','f','t',' ','H','i','m','a','l','a','y','a',0}},
380 {{Script_Phags_pa, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
381 {LANG_MONGOLIAN, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
382 MS_MAKE_TAG('p','h','a','g'),
383 {'M','i','c','r','o','s','o','f','t',' ','P','h','a','g','s','P','a',0}},
384 {{Script_Thai, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
385 {LANG_THAI, 0, 1, 1, 1, THAI_CHARSET, 0, 0, 1, 0, 1, 0, 0, 0, 1},
386 MS_MAKE_TAG('t','h','a','i'),
387 {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f',0}},
388 {{Script_Thai_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
389 {LANG_THAI, 1, 1, 0, 0, THAI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
390 MS_MAKE_TAG('t','h','a','i'),
391 {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f',0}},
392 {{Script_Lao, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
393 {LANG_LAO, 0, 1, 1, 1, DEFAULT_CHARSET, 0, 0, 1, 0, 1, 0, 0, 0, 0},
394 MS_MAKE_TAG('l','a','o',' '),
395 {'D','o','k','C','h','a','m','p','a',0}},
396 {{Script_Lao_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
397 {LANG_LAO, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
398 MS_MAKE_TAG('l','a','o',' '),
399 {'D','o','k','C','h','a','m','p','a',0}},
400 {{Script_Devanagari, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
401 {LANG_HINDI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
402 MS_MAKE_TAG('d','e','v','a'),
403 {'M','a','n','g','a','l',0}},
404 {{Script_Devanagari_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
405 {LANG_HINDI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
406 MS_MAKE_TAG('d','e','v','a'),
407 {'M','a','n','g','a','l',0}},
408 {{Script_Bengali, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
409 {LANG_BENGALI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
410 MS_MAKE_TAG('b','e','n','g'),
411 {'V','r','i','n','d','a',0}},
412 {{Script_Bengali_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
413 {LANG_BENGALI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
414 MS_MAKE_TAG('b','e','n','g'),
415 {'V','r','i','n','d','a',0}},
416 {{Script_Bengali_Currency, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
417 {LANG_BENGALI, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
418 MS_MAKE_TAG('b','e','n','g'),
419 {'V','r','i','n','d','a',0}},
420 {{Script_Gurmukhi, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
421 {LANG_PUNJABI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
422 MS_MAKE_TAG('g','u','r','u'),
423 {'R','a','a','v','i',0}},
424 {{Script_Gurmukhi_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
425 {LANG_PUNJABI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
426 MS_MAKE_TAG('g','u','r','u'),
427 {'R','a','a','v','i',0}},
428 {{Script_Gujarati, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
429 {LANG_GUJARATI, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
430 MS_MAKE_TAG('g','u','j','r'),
431 {'S','h','r','u','t','i',0}},
432 {{Script_Gujarati_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
433 {LANG_GUJARATI, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
434 MS_MAKE_TAG('g','u','j','r'),
435 {'S','h','r','u','t','i',0}},
436 {{Script_Gujarati_Currency, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
437 {LANG_GUJARATI, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
438 MS_MAKE_TAG('g','u','j','r'),
439 {'S','h','r','u','t','i',0}},
440 {{Script_Oriya, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
441 {LANG_ORIYA, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
442 MS_MAKE_TAG('o','r','y','a'),
443 {'K','a','l','i','n','g','a',0}},
444 {{Script_Oriya_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
445 {LANG_ORIYA, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
446 MS_MAKE_TAG('o','r','y','a'),
447 {'K','a','l','i','n','g','a',0}},
448 {{Script_Tamil, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
449 {LANG_TAMIL, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
450 MS_MAKE_TAG('t','a','m','l'),
451 {'L','a','t','h','a',0}},
452 {{Script_Tamil_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
453 {LANG_TAMIL, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
454 MS_MAKE_TAG('t','a','m','l'),
455 {'L','a','t','h','a',0}},
456 {{Script_Telugu, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
457 {LANG_TELUGU, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
458 MS_MAKE_TAG('t','e','l','u'),
459 {'G','a','u','t','a','m','i',0}},
460 {{Script_Telugu_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
461 {LANG_TELUGU, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
462 MS_MAKE_TAG('t','e','l','u'),
463 {'G','a','u','t','a','m','i',0}},
464 {{Script_Kannada, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
465 {LANG_KANNADA, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
466 MS_MAKE_TAG('k','n','d','a'),
467 {'T','u','n','g','a',0}},
468 {{Script_Kannada_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
469 {LANG_KANNADA, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
470 MS_MAKE_TAG('k','n','d','a'),
471 {'T','u','n','g','a',0}},
472 {{Script_Malayalam, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
473 {LANG_MALAYALAM, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
474 MS_MAKE_TAG('m','l','y','m'),
475 {'K','a','r','t','i','k','a',0}},
476 {{Script_Malayalam_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
477 {LANG_MALAYALAM, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
478 MS_MAKE_TAG('m','l','y','m'),
479 {'K','a','r','t','i','k','a',0}},
480 {{Script_Diacritical, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
481 {LANG_ENGLISH, 0, 1, 0, 1, ANSI_CHARSET, 0, 0, 0, 0, 0, 1, 1, 0, 0},
482 0x00000000,
483 {0}},
484 {{Script_Punctuation2, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
485 {LANG_ENGLISH, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
486 MS_MAKE_TAG('l','a','t','n'),
487 {0}},
488 {{Script_Numeric2, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
489 {LANG_ENGLISH, 1, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
490 0x00000000,
491 {0}},
492 {{Script_Myanmar, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
493 {0x55, 0, 1, 1, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
494 MS_MAKE_TAG('m','y','m','r'),
495 {0}},
496 {{Script_Myanmar_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
497 {0x55, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
498 MS_MAKE_TAG('m','y','m','r'),
499 {0}},
500 {{Script_Tai_Le, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
501 {0, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
502 MS_MAKE_TAG('t','a','l','e'),
503 {'M','i','c','r','o','s','o','f','t',' ','T','a','i',' ','L','e'}},
504 {{Script_New_Tai_Lue, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
505 {0, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
506 MS_MAKE_TAG('t','a','l','u'),
507 {'M','i','c','r','o','s','o','f','t',' ','N','e','w',' ','T','a','i',' ','L','u','e'}},
508 {{Script_New_Tai_Lue_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
509 {0, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
510 MS_MAKE_TAG('t','a','l','u'),
511 {'M','i','c','r','o','s','o','f','t',' ','N','e','w',' ','T','a','i',' ','L','u','e'}},
512 {{Script_Khmer, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
513 {0x53, 0, 1, 1, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 1, 0, 0, 0, 0},
514 MS_MAKE_TAG('k','h','m','r'),
515 {'D','a','u','n','P','e','n','h'}},
516 {{Script_Khmer, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
517 {0x53, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
518 MS_MAKE_TAG('k','h','m','r'),
519 {'D','a','u','n','P','e','n','h'}},
520 {{Script_CJK_Han, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
521 {LANG_ENGLISH, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
522 MS_MAKE_TAG('h','a','n','i'),
523 {0}},
524 {{Script_Ideograph, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
525 {LANG_ENGLISH, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
526 MS_MAKE_TAG('h','a','n','i'),
527 {0}},
528 {{Script_Bopomofo, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
529 {LANG_ENGLISH, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
530 MS_MAKE_TAG('b','o','p','o'),
531 {0}},
532 {{Script_Kana, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
533 {LANG_ENGLISH, 0, 0, 0, 0, ANSI_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
534 MS_MAKE_TAG('k','a','n','a'),
535 {0}},
536 {{Script_Hangul, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
537 {LANG_KOREAN, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
538 MS_MAKE_TAG('h','a','n','g'),
539 {0}},
540 {{Script_Yi, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
541 {LANG_ENGLISH, 0, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
542 MS_MAKE_TAG('y','i',' ',' '),
543 {'M','i','c','r','o','s','o','f','t',' ','Y','i',' ','B','a','i','t','i'}},
544 {{Script_Ethiopic, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
545 {0x5e, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
546 MS_MAKE_TAG('e','t','h','i'),
547 {'N','y','a','l','a'}},
548 {{Script_Ethiopic_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
549 {0x5e, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
550 MS_MAKE_TAG('e','t','h','i'),
551 {'N','y','a','l','a'}},
552 {{Script_Mongolian, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
553 {LANG_MONGOLIAN, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
554 MS_MAKE_TAG('m','o','n','g'),
555 {'M','o','n','g','o','l','i','a','n',' ','B','a','i','t','i'}},
556 {{Script_Mongolian_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
557 {LANG_MONGOLIAN, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
558 MS_MAKE_TAG('m','o','n','g'),
559 {'M','o','n','g','o','l','i','a','n',' ','B','a','i','t','i'}},
560 {{Script_Tifinagh, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
561 {0, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
562 MS_MAKE_TAG('t','f','n','g'),
563 {'E','b','r','i','m','a'}},
564 {{Script_NKo, 1, 1, 0, 0, 0, 0, { 1,0,0,0,0,0,0,0,0,0,0}},
565 {0, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
566 MS_MAKE_TAG('n','k','o',' '),
567 {0}},
568 {{Script_Vai, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
569 {0, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
570 MS_MAKE_TAG('v','a','i',' '),
571 {'E','b','r','i','m','a'}},
572 {{Script_Vai_Numeric, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
573 {0, 1, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
574 MS_MAKE_TAG('v','a','i',' '),
575 {'E','b','r','i','m','a'}},
576 {{Script_Cherokee, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
577 {0x5c, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
578 MS_MAKE_TAG('c','h','e','r'),
579 {'P','l','a','n','t','a','g','e','n','e','t',' ','C','h','e','r','o','k','e','e'}},
580 {{Script_Canadian, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
581 {0x5d, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
582 MS_MAKE_TAG('c','a','n','s'),
583 {'E','u','p','h','e','m','i','a'}},
584 {{Script_Ogham, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
585 {0, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
586 MS_MAKE_TAG('o','g','a','m'),
587 {'S','e','g','o','e',' ','U','I',' ','S','y','m','b','o','l'}},
588 {{Script_Runic, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
589 {0, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
590 MS_MAKE_TAG('r','u','n','r'),
591 {'S','e','g','o','e',' ','U','I',' ','S','y','m','b','o','l'}},
592 {{Script_Braille, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
593 {LANG_ENGLISH, 0, 1, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 0, 0, 0},
594 MS_MAKE_TAG('b','r','a','i'),
595 {'S','e','g','o','e',' ','U','I',' ','S','y','m','b','o','l'}},
596 {{Script_Surrogates, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
597 {LANG_ENGLISH, 0, 1, 0, 1, DEFAULT_CHARSET, 0, 0, 0, 0, 0, 0, 1, 0, 0},
598 0x00000000,
599 {0}},
600 {{Script_Private, 0, 0, 0, 0, 0, 0, { 0,0,0,0,0,0,0,0,0,0,0}},
601 {0, 0, 0, 0, 0, DEFAULT_CHARSET, 0, 1, 0, 0, 0, 0, 1, 0, 0},
602 0x00000000,
603 {0}},
604 };
605
606 static const SCRIPT_PROPERTIES *script_props[] =
607 {
608 &scriptInformation[0].props, &scriptInformation[1].props,
609 &scriptInformation[2].props, &scriptInformation[3].props,
610 &scriptInformation[4].props, &scriptInformation[5].props,
611 &scriptInformation[6].props, &scriptInformation[7].props,
612 &scriptInformation[8].props, &scriptInformation[9].props,
613 &scriptInformation[10].props, &scriptInformation[11].props,
614 &scriptInformation[12].props, &scriptInformation[13].props,
615 &scriptInformation[14].props, &scriptInformation[15].props,
616 &scriptInformation[16].props, &scriptInformation[17].props,
617 &scriptInformation[18].props, &scriptInformation[19].props,
618 &scriptInformation[20].props, &scriptInformation[21].props,
619 &scriptInformation[22].props, &scriptInformation[23].props,
620 &scriptInformation[24].props, &scriptInformation[25].props,
621 &scriptInformation[26].props, &scriptInformation[27].props,
622 &scriptInformation[28].props, &scriptInformation[29].props,
623 &scriptInformation[30].props, &scriptInformation[31].props,
624 &scriptInformation[32].props, &scriptInformation[33].props,
625 &scriptInformation[34].props, &scriptInformation[35].props,
626 &scriptInformation[36].props, &scriptInformation[37].props,
627 &scriptInformation[38].props, &scriptInformation[39].props,
628 &scriptInformation[40].props, &scriptInformation[41].props,
629 &scriptInformation[42].props, &scriptInformation[43].props,
630 &scriptInformation[44].props, &scriptInformation[45].props,
631 &scriptInformation[46].props, &scriptInformation[47].props,
632 &scriptInformation[48].props, &scriptInformation[49].props,
633 &scriptInformation[50].props, &scriptInformation[51].props,
634 &scriptInformation[52].props, &scriptInformation[53].props,
635 &scriptInformation[54].props, &scriptInformation[55].props,
636 &scriptInformation[56].props, &scriptInformation[57].props,
637 &scriptInformation[58].props, &scriptInformation[59].props,
638 &scriptInformation[60].props, &scriptInformation[61].props,
639 &scriptInformation[62].props, &scriptInformation[63].props,
640 &scriptInformation[64].props, &scriptInformation[65].props,
641 &scriptInformation[66].props, &scriptInformation[67].props,
642 &scriptInformation[68].props, &scriptInformation[69].props,
643 &scriptInformation[70].props, &scriptInformation[71].props,
644 &scriptInformation[72].props, &scriptInformation[73].props,
645 &scriptInformation[74].props
646 };
647
648 typedef struct {
649 ScriptCache *sc;
650 int numGlyphs;
651 WORD* glyphs;
652 WORD* pwLogClust;
653 int* piAdvance;
654 SCRIPT_VISATTR* psva;
655 GOFFSET* pGoffset;
656 ABC* abc;
657 int iMaxPosX;
658 HFONT fallbackFont;
659 } StringGlyphs;
660
661 typedef struct {
662 HDC hdc;
663 DWORD dwFlags;
664 BOOL invalid;
665 int clip_len;
666 int cItems;
667 int cMaxGlyphs;
668 SCRIPT_ITEM* pItem;
669 int numItems;
670 StringGlyphs* glyphs;
671 SCRIPT_LOGATTR* logattrs;
672 SIZE* sz;
673 int* logical2visual;
674 } StringAnalysis;
675
676 static inline void *heap_alloc(SIZE_T size)
677 {
678 return HeapAlloc(GetProcessHeap(), 0, size);
679 }
680
681 static inline void *heap_alloc_zero(SIZE_T size)
682 {
683 return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
684 }
685
686 static inline void *heap_realloc_zero(LPVOID mem, SIZE_T size)
687 {
688 return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, size);
689 }
690
691 static inline BOOL heap_free(LPVOID mem)
692 {
693 return HeapFree(GetProcessHeap(), 0, mem);
694 }
695
696 static inline WCHAR get_cache_default_char(SCRIPT_CACHE *psc)
697 {
698 return ((ScriptCache *)*psc)->tm.tmDefaultChar;
699 }
700
701 static inline LONG get_cache_height(SCRIPT_CACHE *psc)
702 {
703 return ((ScriptCache *)*psc)->tm.tmHeight;
704 }
705
706 static inline BYTE get_cache_pitch_family(SCRIPT_CACHE *psc)
707 {
708 return ((ScriptCache *)*psc)->tm.tmPitchAndFamily;
709 }
710
711 static inline WORD get_cache_glyph(SCRIPT_CACHE *psc, WCHAR c)
712 {
713 WORD *block = ((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
714
715 if (!block) return 0;
716 return block[c & GLYPH_BLOCK_MASK];
717 }
718
719 static inline WORD set_cache_glyph(SCRIPT_CACHE *psc, WCHAR c, WORD glyph)
720 {
721 WORD **block = &((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
722
723 if (!*block && !(*block = heap_alloc_zero(sizeof(WORD) * GLYPH_BLOCK_SIZE))) return 0;
724 return ((*block)[c & GLYPH_BLOCK_MASK] = glyph);
725 }
726
727 static inline BOOL get_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
728 {
729 static const ABC nil;
730 ABC *block = ((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
731
732 if (!block || !memcmp(&block[glyph & GLYPH_BLOCK_MASK], &nil, sizeof(ABC))) return FALSE;
733 memcpy(abc, &block[glyph & GLYPH_BLOCK_MASK], sizeof(ABC));
734 return TRUE;
735 }
736
737 static inline BOOL set_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
738 {
739 ABC **block = &((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
740
741 if (!*block && !(*block = heap_alloc_zero(sizeof(ABC) * GLYPH_BLOCK_SIZE))) return FALSE;
742 memcpy(&(*block)[glyph & GLYPH_BLOCK_MASK], abc, sizeof(ABC));
743 return TRUE;
744 }
745
746 static HRESULT init_script_cache(const HDC hdc, SCRIPT_CACHE *psc)
747 {
748 ScriptCache *sc;
749
750 if (!psc) return E_INVALIDARG;
751 if (*psc) return S_OK;
752 if (!hdc) return E_PENDING;
753
754 if (!(sc = heap_alloc_zero(sizeof(ScriptCache)))) return E_OUTOFMEMORY;
755 if (!GetTextMetricsW(hdc, &sc->tm))
756 {
757 heap_free(sc);
758 return E_INVALIDARG;
759 }
760 if (!GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(LOGFONTW), &sc->lf))
761 {
762 heap_free(sc);
763 return E_INVALIDARG;
764 }
765 sc->sfnt = (GetFontData(hdc, MS_MAKE_TAG('h','e','a','d'), 0, NULL, 0)!=GDI_ERROR);
766 *psc = sc;
767 TRACE("<- %p\n", sc);
768 return S_OK;
769 }
770
771 static WCHAR mirror_char( WCHAR ch )
772 {
773 extern const WCHAR wine_mirror_map[];
774 return ch + wine_mirror_map[wine_mirror_map[ch >> 8] + (ch & 0xff)];
775 }
776
777 static WORD get_char_script( WCHAR ch)
778 {
779 static const WCHAR latin_punc[] = {'#','$','&','\'',',',';','<','>','?','@','\\','^','_','`','{','|','}','~', 0x00a0, 0};
780 WORD type = 0;
781 int i;
782
783 if (ch == 0xc || ch == 0x20 || ch == 0x202f)
784 return Script_CR;
785
786 /* These punctuation are separated out as Latin punctuation */
787 if (strchrW(latin_punc,ch))
788 return Script_Punctuation2;
789
790 /* These chars are itemized as Punctuation by Windows */
791 if (ch == 0x2212 || ch == 0x2044)
792 return Script_Punctuation;
793
794 GetStringTypeW(CT_CTYPE1, &ch, 1, &type);
795
796 if (type == 0)
797 return SCRIPT_UNDEFINED;
798
799 if (type & C1_CNTRL)
800 return Script_Control;
801
802 i = 0;
803 do
804 {
805 if (ch < scriptRanges[i].rangeFirst || scriptRanges[i].script == SCRIPT_UNDEFINED)
806 break;
807
808 if (ch >= scriptRanges[i].rangeFirst && ch <= scriptRanges[i].rangeLast)
809 {
810 if (scriptRanges[i].numericScript && type & C1_DIGIT)
811 return scriptRanges[i].numericScript;
812 if (scriptRanges[i].punctScript && type & C1_PUNCT)
813 return scriptRanges[i].punctScript;
814 return scriptRanges[i].script;
815 }
816 i++;
817 } while (1);
818
819 return SCRIPT_UNDEFINED;
820 }
821
822 /***********************************************************************
823 * DllMain
824 *
825 */
826 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
827 {
828 switch(fdwReason)
829 {
830 case DLL_PROCESS_ATTACH:
831 DisableThreadLibraryCalls(hInstDLL);
832 break;
833 case DLL_PROCESS_DETACH:
834 break;
835 }
836 return TRUE;
837 }
838
839 /***********************************************************************
840 * ScriptFreeCache (USP10.@)
841 *
842 * Free a script cache.
843 *
844 * PARAMS
845 * psc [I/O] Script cache.
846 *
847 * RETURNS
848 * Success: S_OK
849 * Failure: Non-zero HRESULT value.
850 */
851 HRESULT WINAPI ScriptFreeCache(SCRIPT_CACHE *psc)
852 {
853 TRACE("%p\n", psc);
854
855 if (psc && *psc)
856 {
857 unsigned int i;
858 for (i = 0; i < GLYPH_MAX / GLYPH_BLOCK_SIZE; i++)
859 {
860 heap_free(((ScriptCache *)*psc)->glyphs[i]);
861 heap_free(((ScriptCache *)*psc)->widths[i]);
862 }
863 heap_free(((ScriptCache *)*psc)->GSUB_Table);
864 heap_free(((ScriptCache *)*psc)->GDEF_Table);
865 heap_free(((ScriptCache *)*psc)->features);
866 heap_free(*psc);
867 *psc = NULL;
868 }
869 return S_OK;
870 }
871
872 /***********************************************************************
873 * ScriptGetProperties (USP10.@)
874 *
875 * Retrieve a list of script properties.
876 *
877 * PARAMS
878 * props [I] Pointer to an array of SCRIPT_PROPERTIES pointers.
879 * num [I] Pointer to the number of scripts.
880 *
881 * RETURNS
882 * Success: S_OK
883 * Failure: Non-zero HRESULT value.
884 *
885 * NOTES
886 * Behaviour matches WinXP.
887 */
888 HRESULT WINAPI ScriptGetProperties(const SCRIPT_PROPERTIES ***props, int *num)
889 {
890 TRACE("(%p,%p)\n", props, num);
891
892 if (!props && !num) return E_INVALIDARG;
893
894 if (num) *num = sizeof(script_props)/sizeof(script_props[0]);
895 if (props) *props = script_props;
896
897 return S_OK;
898 }
899
900 /***********************************************************************
901 * ScriptGetFontProperties (USP10.@)
902 *
903 * Get information on special glyphs.
904 *
905 * PARAMS
906 * hdc [I] Device context.
907 * psc [I/O] Opaque pointer to a script cache.
908 * sfp [O] Font properties structure.
909 */
910 HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPROPERTIES *sfp)
911 {
912 HRESULT hr;
913
914 TRACE("%p,%p,%p\n", hdc, psc, sfp);
915
916 if (!sfp) return E_INVALIDARG;
917 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
918
919 if (sfp->cBytes != sizeof(SCRIPT_FONTPROPERTIES))
920 return E_INVALIDARG;
921
922 /* return something sensible? */
923 sfp->wgBlank = 0;
924 sfp->wgDefault = get_cache_default_char(psc);
925 sfp->wgInvalid = 0;
926 sfp->wgKashida = 0xffff;
927 sfp->iKashidaWidth = 0;
928
929 return S_OK;
930 }
931
932 /***********************************************************************
933 * ScriptRecordDigitSubstitution (USP10.@)
934 *
935 * Record digit substitution settings for a given locale.
936 *
937 * PARAMS
938 * locale [I] Locale identifier.
939 * sds [I] Structure to record substitution settings.
940 *
941 * RETURNS
942 * Success: S_OK
943 * Failure: E_POINTER if sds is NULL, E_INVALIDARG otherwise.
944 *
945 * SEE ALSO
946 * http://blogs.msdn.com/michkap/archive/2006/02/22/536877.aspx
947 */
948 HRESULT WINAPI ScriptRecordDigitSubstitution(LCID locale, SCRIPT_DIGITSUBSTITUTE *sds)
949 {
950 DWORD plgid, sub;
951
952 TRACE("0x%x, %p\n", locale, sds);
953
954 /* This implementation appears to be correct for all languages, but it's
955 * not clear if sds->DigitSubstitute is ever set to anything except
956 * CONTEXT or NONE in reality */
957
958 if (!sds) return E_POINTER;
959
960 locale = ConvertDefaultLocale(locale);
961
962 if (!IsValidLocale(locale, LCID_INSTALLED))
963 return E_INVALIDARG;
964
965 plgid = PRIMARYLANGID(LANGIDFROMLCID(locale));
966 sds->TraditionalDigitLanguage = plgid;
967
968 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
969 sds->NationalDigitLanguage = plgid;
970 else
971 sds->NationalDigitLanguage = LANG_ENGLISH;
972
973 if (!GetLocaleInfoW(locale, LOCALE_IDIGITSUBSTITUTION | LOCALE_RETURN_NUMBER,
974 (LPWSTR)&sub, sizeof(sub)/sizeof(WCHAR))) return E_INVALIDARG;
975
976 switch (sub)
977 {
978 case 0:
979 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
980 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_CONTEXT;
981 else
982 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
983 break;
984 case 1:
985 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
986 break;
987 case 2:
988 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NATIONAL;
989 break;
990 default:
991 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_TRADITIONAL;
992 break;
993 }
994
995 sds->dwReserved = 0;
996 return S_OK;
997 }
998
999 /***********************************************************************
1000 * ScriptApplyDigitSubstitution (USP10.@)
1001 *
1002 * Apply digit substitution settings.
1003 *
1004 * PARAMS
1005 * sds [I] Structure with recorded substitution settings.
1006 * sc [I] Script control structure.
1007 * ss [I] Script state structure.
1008 *
1009 * RETURNS
1010 * Success: S_OK
1011 * Failure: E_INVALIDARG if sds is invalid. Otherwise an HRESULT.
1012 */
1013 HRESULT WINAPI ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE *sds,
1014 SCRIPT_CONTROL *sc, SCRIPT_STATE *ss)
1015 {
1016 SCRIPT_DIGITSUBSTITUTE psds;
1017
1018 TRACE("%p, %p, %p\n", sds, sc, ss);
1019
1020 if (!sc || !ss) return E_POINTER;
1021 if (!sds)
1022 {
1023 sds = &psds;
1024 if (ScriptRecordDigitSubstitution(LOCALE_USER_DEFAULT, &psds) != S_OK)
1025 return E_INVALIDARG;
1026 }
1027
1028 sc->uDefaultLanguage = LANG_ENGLISH;
1029 sc->fContextDigits = 0;
1030 ss->fDigitSubstitute = 0;
1031
1032 switch (sds->DigitSubstitute) {
1033 case SCRIPT_DIGITSUBSTITUTE_CONTEXT:
1034 case SCRIPT_DIGITSUBSTITUTE_NATIONAL:
1035 case SCRIPT_DIGITSUBSTITUTE_NONE:
1036 case SCRIPT_DIGITSUBSTITUTE_TRADITIONAL:
1037 return S_OK;
1038 default:
1039 return E_INVALIDARG;
1040 }
1041 }
1042
1043 static inline BOOL is_indic(WORD script)
1044 {
1045 return (script >= Script_Devanagari && script <= Script_Malayalam_Numeric);
1046 }
1047
1048 static inline WORD base_indic(WORD script)
1049 {
1050 switch (script)
1051 {
1052 case Script_Devanagari:
1053 case Script_Devanagari_Numeric: return Script_Devanagari;
1054 case Script_Bengali:
1055 case Script_Bengali_Numeric:
1056 case Script_Bengali_Currency: return Script_Bengali;
1057 case Script_Gurmukhi:
1058 case Script_Gurmukhi_Numeric: return Script_Gurmukhi;
1059 case Script_Gujarati:
1060 case Script_Gujarati_Numeric:
1061 case Script_Gujarati_Currency: return Script_Gujarati;
1062 case Script_Oriya:
1063 case Script_Oriya_Numeric: return Script_Oriya;
1064 case Script_Tamil:
1065 case Script_Tamil_Numeric: return Script_Tamil;
1066 case Script_Telugu:
1067 case Script_Telugu_Numeric: return Script_Telugu;
1068 case Script_Kannada:
1069 case Script_Kannada_Numeric: return Script_Kannada;
1070 case Script_Malayalam:
1071 case Script_Malayalam_Numeric: return Script_Malayalam;
1072 default:
1073 return -1;
1074 };
1075 }
1076
1077 /***********************************************************************
1078 * ScriptItemizeOpenType (USP10.@)
1079 *
1080 * Split a Unicode string into shapeable parts.
1081 *
1082 * PARAMS
1083 * pwcInChars [I] String to split.
1084 * cInChars [I] Number of characters in pwcInChars.
1085 * cMaxItems [I] Maximum number of items to return.
1086 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
1087 * psState [I] Pointer to a SCRIPT_STATE structure.
1088 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
1089 * pScriptTags [O] Buffer to receive OPENTYPE_TAGs.
1090 * pcItems [O] Number of script items returned.
1091 *
1092 * RETURNS
1093 * Success: S_OK
1094 * Failure: Non-zero HRESULT value.
1095 */
1096 HRESULT WINAPI ScriptItemizeOpenType(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
1097 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
1098 SCRIPT_ITEM *pItems, OPENTYPE_TAG *pScriptTags, int *pcItems)
1099 {
1100
1101 #define Numeric_space 0x0020
1102 #define ZWNJ 0x200C
1103 #define ZWJ 0x200D
1104
1105 int cnt = 0, index = 0, str = 0;
1106 int New_Script = -1;
1107 int i;
1108 WORD *levels = NULL;
1109 WORD *strength = NULL;
1110 WORD *scripts = NULL;
1111 WORD baselevel = 0;
1112 BOOL new_run;
1113 WORD last_indic = -1;
1114 WORD layoutRTL = 0;
1115 BOOL forceLevels = FALSE;
1116
1117 TRACE("%s,%d,%d,%p,%p,%p,%p\n", debugstr_wn(pwcInChars, cInChars), cInChars, cMaxItems,
1118 psControl, psState, pItems, pcItems);
1119
1120 if (!pwcInChars || !cInChars || !pItems || cMaxItems < 2)
1121 return E_INVALIDARG;
1122
1123 scripts = heap_alloc(cInChars * sizeof(WORD));
1124 if (!scripts)
1125 return E_OUTOFMEMORY;
1126
1127 for (i = 0; i < cInChars; i++)
1128 {
1129 scripts[i] = get_char_script(pwcInChars[i]);
1130 /* Devanagari danda (U+0964) and double danda (U+0965) are used for
1131 all Indic scripts */
1132 if ((pwcInChars[i] == 0x964 || pwcInChars[i] ==0x965) && last_indic > 0)
1133 scripts[i] = last_indic;
1134 else if (is_indic(scripts[i]))
1135 last_indic = base_indic(scripts[i]);
1136
1137 /* Some unicode points (Zero Width Space U+200B -
1138 Right-to-Left Mark U+200F) will force us into bidi mode */
1139 if (!forceLevels && pwcInChars[i] >= 0x200B && pwcInChars[i] <= 0x200F)
1140 forceLevels = TRUE;
1141
1142 /* Diacritical marks merge with other scripts */
1143 if (scripts[i] == Script_Diacritical && i > 0)
1144 scripts[i] = scripts[i-1];
1145 }
1146
1147 for (i = 0; i < cInChars; i++)
1148 {
1149 /* Joiners get merged preferencially right */
1150 if (i > 0 && (pwcInChars[i] == ZWJ || pwcInChars[i] == ZWNJ))
1151 {
1152 int j;
1153 if (i+1 == cInChars)
1154 scripts[i] = scripts[i-1];
1155 else
1156 {
1157 for (j = i+1; j < cInChars; j++)
1158 {
1159 if (pwcInChars[j] != ZWJ && pwcInChars[j] != ZWNJ && pwcInChars[j] != Numeric_space)
1160 {
1161 scripts[i] = scripts[j];
1162 break;
1163 }
1164 }
1165 }
1166 }
1167 }
1168
1169 if (psState && psControl)
1170 {
1171 levels = heap_alloc_zero(cInChars * sizeof(WORD));
1172 if (!levels)
1173 {
1174 heap_free(scripts);
1175 return E_OUTOFMEMORY;
1176 }
1177
1178 BIDI_DetermineLevels(pwcInChars, cInChars, psState, psControl, levels);
1179 baselevel = levels[0];
1180 for (i = 0; i < cInChars; i++)
1181 if (levels[i]!=levels[0])
1182 break;
1183 if (i >= cInChars && !odd(baselevel) && !odd(psState->uBidiLevel) && !forceLevels)
1184 {
1185 heap_free(levels);
1186 levels = NULL;
1187 }
1188 else
1189 {
1190 BOOL inNumber = FALSE;
1191 static WCHAR math_punc[] = {'#','$','%','+',',','-','.','/',':',0x2212, 0x2044, 0x00a0,0};
1192
1193 strength = heap_alloc_zero(cInChars * sizeof(WORD));
1194 if (!strength)
1195 {
1196 heap_free(scripts);
1197 heap_free(levels);
1198 return E_OUTOFMEMORY;
1199 }
1200 BIDI_GetStrengths(pwcInChars, cInChars, psControl, strength);
1201
1202 /* We currently mis-level leading Diacriticals */
1203 if (scripts[0] == Script_Diacritical)
1204 for (i = 0; i < cInChars && scripts[0] == Script_Diacritical; i++)
1205 {
1206 levels[i] = odd(levels[i])?levels[i]+1:levels[i];
1207 strength[i] = BIDI_STRONG;
1208 }
1209
1210 for (i = 0; i < cInChars; i++)
1211 {
1212 /* Script_Numeric and select puncuation at level 0 get bumped to level 2 */
1213 if ((levels[i] == 0 || (odd(psState->uBidiLevel) && levels[i] == psState->uBidiLevel+1)) && inNumber && strchrW(math_punc,pwcInChars[i]))
1214 {
1215 scripts[i] = Script_Numeric;
1216 levels[i] = 2;
1217 }
1218 else if ((levels[i] == 0 || (odd(psState->uBidiLevel) && levels[i] == psState->uBidiLevel+1)) && scripts[i] == Script_Numeric)
1219 {
1220 levels[i] = 2;
1221 inNumber = TRUE;
1222 }
1223 else
1224 inNumber = FALSE;
1225
1226 /* Joiners get merged preferencially right */
1227 if (i > 0 && (pwcInChars[i] == ZWJ || pwcInChars[i] == ZWNJ))
1228 {
1229 int j;
1230 if (i+1 == cInChars && levels[i-1] == levels[i])
1231 strength[i] = strength[i-1];
1232 else
1233 for (j = i+1; j < cInChars && levels[i] == levels[j]; j++)
1234 if (pwcInChars[j] != ZWJ && pwcInChars[j] != ZWNJ && pwcInChars[j] != Numeric_space)
1235 {
1236 strength[i] = strength[j];
1237 break;
1238 }
1239 }
1240 }
1241 if (psControl->fMergeNeutralItems)
1242 {
1243 /* Merge the neutrals */
1244 for (i = 0; i < cInChars; i++)
1245 {
1246 if (strength[i] == BIDI_NEUTRAL || strength[i] == BIDI_WEAK)
1247 {
1248 int j;
1249 for (j = i; j > 0; j--)
1250 {
1251 if (levels[i] != levels[j])
1252 break;
1253 if ((strength[j] == BIDI_STRONG) || (strength[i] == BIDI_NEUTRAL && strength[j] == BIDI_WEAK))
1254 {
1255 scripts[i] = scripts[j];
1256 strength[i] = strength[j];
1257 break;
1258 }
1259 }
1260 }
1261 /* Try going the other way */
1262 if (strength[i] == BIDI_NEUTRAL || strength[i] == BIDI_WEAK)
1263 {
1264 int j;
1265 for (j = i; j < cInChars; j++)
1266 {
1267 if (levels[i] != levels[j])
1268 break;
1269 if ((strength[j] == BIDI_STRONG) || (strength[i] == BIDI_NEUTRAL && strength[j] == BIDI_WEAK))
1270 {
1271 scripts[i] = scripts[j];
1272 strength[i] = strength[j];
1273 break;
1274 }
1275 }
1276 }
1277 }
1278 }
1279 }
1280 }
1281
1282 while ((!levels || (levels && levels[cnt+1] == levels[0])) && (pwcInChars[cnt] == Numeric_space) && cnt < cInChars)
1283 cnt++;
1284
1285 if (cnt == cInChars) /* All Spaces */
1286 {
1287 cnt = 0;
1288 New_Script = scripts[cnt];
1289 }
1290
1291 pItems[index].iCharPos = 0;
1292 pItems[index].a = scriptInformation[scripts[cnt]].a;
1293 pScriptTags[index] = scriptInformation[scripts[cnt]].scriptTag;
1294
1295 if (strength && strength[cnt] == BIDI_STRONG)
1296 str = strength[cnt];
1297 else if (strength)
1298 str = strength[0];
1299
1300 cnt = 0;
1301
1302 if (levels)
1303 {
1304 if (strength[cnt] == BIDI_STRONG)
1305 layoutRTL = (odd(levels[cnt]))?1:0;
1306 else
1307 layoutRTL = (psState->uBidiLevel || odd(levels[cnt]))?1:0;
1308 pItems[index].a.fRTL = odd(levels[cnt]);
1309 pItems[index].a.fLayoutRTL = layoutRTL;
1310 pItems[index].a.s.uBidiLevel = levels[cnt];
1311 }
1312 else if (!pItems[index].a.s.uBidiLevel)
1313 {
1314 layoutRTL = (odd(baselevel))?1:0;
1315 pItems[index].a.s.uBidiLevel = baselevel;
1316 pItems[index].a.fLayoutRTL = odd(baselevel);
1317 pItems[index].a.fRTL = odd(baselevel);
1318 }
1319
1320 TRACE("New_Level=%i New_Strength=%i New_Script=%d, eScript=%d index=%d cnt=%d iCharPos=%d\n",
1321 levels?levels[cnt]:-1, str, New_Script, pItems[index].a.eScript, index, cnt,
1322 pItems[index].iCharPos);
1323
1324 for (cnt=1; cnt < cInChars; cnt++)
1325 {
1326 if(pwcInChars[cnt] != Numeric_space)
1327 New_Script = scripts[cnt];
1328 else if (levels)
1329 {
1330 int j = 1;
1331 while (cnt + j < cInChars - 1 && pwcInChars[cnt+j] == Numeric_space && levels[cnt] == levels[cnt+j])
1332 j++;
1333 if (cnt + j < cInChars && levels[cnt] == levels[cnt+j])
1334 New_Script = scripts[cnt+j];
1335 else
1336 New_Script = scripts[cnt];
1337 }
1338
1339 new_run = FALSE;
1340 /* merge space strengths*/
1341 if (strength && strength[cnt] == BIDI_STRONG && str != BIDI_STRONG && New_Script == pItems[index].a.eScript)
1342 str = BIDI_STRONG;
1343
1344 if (strength && strength[cnt] == BIDI_NEUTRAL && str == BIDI_STRONG && pwcInChars[cnt] != Numeric_space && New_Script == pItems[index].a.eScript)
1345 str = BIDI_NEUTRAL;
1346
1347 /* changes in level */
1348 if (levels && (levels[cnt] != pItems[index].a.s.uBidiLevel))
1349 {
1350 TRACE("Level break(%i/%i)\n",pItems[index].a.s.uBidiLevel,levels[cnt]);
1351 new_run = TRUE;
1352 }
1353 /* changes in strength */
1354 else if (strength && pwcInChars[cnt] != Numeric_space && str != strength[cnt])
1355 {
1356 TRACE("Strength break (%i/%i)\n",str,strength[cnt]);
1357 new_run = TRUE;
1358 }
1359 /* changes in script */
1360 else if (((pwcInChars[cnt] != Numeric_space) && (New_Script != -1) && (New_Script != pItems[index].a.eScript)) || (New_Script == Script_Control))
1361 {
1362 TRACE("Script break(%i/%i)\n",pItems[index].a.eScript,New_Script);
1363 new_run = TRUE;
1364 }
1365
1366 if (!new_run && strength && str == BIDI_STRONG)
1367 {
1368 layoutRTL = odd(levels[cnt])?1:0;
1369 pItems[index].a.fLayoutRTL = layoutRTL;
1370 }
1371
1372 if (new_run)
1373 {
1374 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);
1375
1376 index++;
1377 if (index+1 > cMaxItems)
1378 return E_OUTOFMEMORY;
1379
1380 if (strength)
1381 str = strength[cnt];
1382
1383 pItems[index].iCharPos = cnt;
1384 memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
1385
1386 pItems[index].a = scriptInformation[New_Script].a;
1387 pScriptTags[index] = scriptInformation[New_Script].scriptTag;
1388 if (levels)
1389 {
1390 if (levels[cnt] == 0)
1391 layoutRTL = 0;
1392 else
1393 layoutRTL = (layoutRTL || odd(levels[cnt]))?1:0;
1394 pItems[index].a.fRTL = odd(levels[cnt]);
1395 pItems[index].a.fLayoutRTL = layoutRTL;
1396 pItems[index].a.s.uBidiLevel = levels[cnt];
1397 }
1398 else if (!pItems[index].a.s.uBidiLevel)
1399 {
1400 pItems[index].a.s.uBidiLevel = baselevel;
1401 pItems[index].a.fLayoutRTL = layoutRTL;
1402 pItems[index].a.fRTL = odd(baselevel);
1403 }
1404
1405 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
1406 }
1407 }
1408
1409 /* While not strictly necessary according to the spec, make sure the n+1
1410 * item is set up to prevent random behaviour if the caller erroneously
1411 * checks the n+1 structure */
1412 index++;
1413 memset(&pItems[index].a, 0, sizeof(SCRIPT_ANALYSIS));
1414
1415 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos);
1416
1417 /* Set one SCRIPT_STATE item being returned */
1418 if (index + 1 > cMaxItems) return E_OUTOFMEMORY;
1419 if (pcItems) *pcItems = index;
1420
1421 /* Set SCRIPT_ITEM */
1422 pItems[index].iCharPos = cnt; /* the last item contains the ptr to the lastchar */
1423 heap_free(levels);
1424 heap_free(strength);
1425 heap_free(scripts);
1426 return S_OK;
1427 }
1428
1429 /***********************************************************************
1430 * ScriptItemize (USP10.@)
1431 *
1432 * Split a Unicode string into shapeable parts.
1433 *
1434 * PARAMS
1435 * pwcInChars [I] String to split.
1436 * cInChars [I] Number of characters in pwcInChars.
1437 * cMaxItems [I] Maximum number of items to return.
1438 * psControl [I] Pointer to a SCRIPT_CONTROL structure.
1439 * psState [I] Pointer to a SCRIPT_STATE structure.
1440 * pItems [O] Buffer to receive SCRIPT_ITEM structures.
1441 * pcItems [O] Number of script items returned.
1442 *
1443 * RETURNS
1444 * Success: S_OK
1445 * Failure: Non-zero HRESULT value.
1446 */
1447 HRESULT WINAPI ScriptItemize(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
1448 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
1449 SCRIPT_ITEM *pItems, int *pcItems)
1450 {
1451 OPENTYPE_TAG *discarded_tags;
1452 HRESULT res;
1453
1454 discarded_tags = heap_alloc(cMaxItems * sizeof(OPENTYPE_TAG));
1455 if (!discarded_tags)
1456 return E_OUTOFMEMORY;
1457 res = ScriptItemizeOpenType(pwcInChars, cInChars, cMaxItems, psControl, psState, pItems, discarded_tags, pcItems);
1458 heap_free(discarded_tags);
1459 return res;
1460 }
1461
1462 static inline int getGivenTabWidth(ScriptCache *psc, SCRIPT_TABDEF *pTabdef, int charPos, int current_x)
1463 {
1464 int defWidth;
1465 int cTabStops=0;
1466 INT *lpTabPos = NULL;
1467 INT nTabOrg = 0;
1468 INT x = 0;
1469
1470 if (pTabdef)
1471 lpTabPos = pTabdef->pTabStops;
1472
1473 if (pTabdef && pTabdef->iTabOrigin)
1474 {
1475 if (pTabdef->iScale)
1476 nTabOrg = (pTabdef->iTabOrigin * pTabdef->iScale)/4;
1477 else
1478 nTabOrg = pTabdef->iTabOrigin * psc->tm.tmAveCharWidth;
1479 }
1480
1481 if (pTabdef)
1482 cTabStops = pTabdef->cTabStops;
1483
1484 if (cTabStops == 1)
1485 {
1486 if (pTabdef->iScale)
1487 defWidth = ((pTabdef->pTabStops[0])*pTabdef->iScale) / 4;
1488 else
1489 defWidth = (pTabdef->pTabStops[0])*psc->tm.tmAveCharWidth;
1490 cTabStops = 0;
1491 }
1492 else
1493 defWidth = 8 * psc->tm.tmAveCharWidth;
1494
1495 for (; cTabStops>0 ; lpTabPos++, cTabStops--)
1496 {
1497 int position = *lpTabPos;
1498 if (position < 0)
1499 position = -1 * position;
1500 if (pTabdef->iScale)
1501 position = (position * pTabdef->iScale) / 4;
1502 else
1503 position = position * psc->tm.tmAveCharWidth;
1504
1505 if( nTabOrg + position > current_x)
1506 {
1507 if( *lpTabPos >= 0)
1508 {
1509 /* a left aligned tab */
1510 x = (nTabOrg + *lpTabPos) - current_x;
1511 break;
1512 }
1513 else
1514 {
1515 FIXME("Negative tabstop\n");
1516 break;
1517 }
1518 }
1519 }
1520 if ((!cTabStops) && (defWidth > 0))
1521 x =((((current_x - nTabOrg) / defWidth)+1) * defWidth) - current_x;
1522 else if ((!cTabStops) && (defWidth < 0))
1523 FIXME("TODO: Negative defWidth\n");
1524
1525 return x;
1526 }
1527
1528 /***********************************************************************
1529 * Helper function for ScriptStringAnalyse
1530 */
1531 static BOOL requires_fallback(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_ANALYSIS *psa,
1532 const WCHAR *pwcInChars, int cChars )
1533 {
1534 /* FIXME: When to properly fallback is still a bit of a mystery */
1535 WORD *glyphs;
1536
1537 if (psa->fNoGlyphIndex)
1538 return FALSE;
1539
1540 if (init_script_cache(hdc, psc) != S_OK)
1541 return FALSE;
1542
1543 if (SHAPE_CheckFontForRequiredFeatures(hdc, (ScriptCache *)*psc, psa) != S_OK)
1544 return TRUE;
1545
1546 glyphs = heap_alloc(sizeof(WORD) * cChars);
1547 if (!glyphs)
1548 return FALSE;
1549 if (ScriptGetCMap(hdc, psc, pwcInChars, cChars, 0, glyphs) != S_OK)
1550 {
1551 heap_free(glyphs);
1552 return TRUE;
1553 }
1554 heap_free(glyphs);
1555
1556 return FALSE;
1557 }
1558
1559 static void find_fallback_font(DWORD scriptid, LPWSTR FaceName)
1560 {
1561 HKEY hkey;
1562
1563 if (!RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Uniscribe\\Fallback", &hkey))
1564 {
1565 static const WCHAR szFmt[] = {'%','x',0};
1566 WCHAR value[10];
1567 DWORD count = LF_FACESIZE * sizeof(WCHAR);
1568 DWORD type;
1569
1570 sprintfW(value, szFmt, scriptInformation[scriptid].scriptTag);
1571 if (RegQueryValueExW(hkey, value, 0, &type, (LPBYTE)FaceName, &count))
1572 lstrcpyW(FaceName,scriptInformation[scriptid].fallbackFont);
1573 RegCloseKey(hkey);
1574 }
1575 else
1576 lstrcpyW(FaceName,scriptInformation[scriptid].fallbackFont);
1577 }
1578
1579 /***********************************************************************
1580 * ScriptStringAnalyse (USP10.@)
1581 *
1582 */
1583 HRESULT WINAPI ScriptStringAnalyse(HDC hdc, const void *pString, int cString,
1584 int cGlyphs, int iCharset, DWORD dwFlags,
1585 int iReqWidth, SCRIPT_CONTROL *psControl,
1586 SCRIPT_STATE *psState, const int *piDx,
1587 SCRIPT_TABDEF *pTabdef, const BYTE *pbInClass,
1588 SCRIPT_STRING_ANALYSIS *pssa)
1589 {
1590 HRESULT hr = E_OUTOFMEMORY;
1591 StringAnalysis *analysis = NULL;
1592 SCRIPT_CONTROL sControl;
1593 SCRIPT_STATE sState;
1594 int i, num_items = 255;
1595 BYTE *BidiLevel;
1596 WCHAR *iString = NULL;
1597
1598 TRACE("(%p,%p,%d,%d,%d,0x%x,%d,%p,%p,%p,%p,%p,%p)\n",
1599 hdc, pString, cString, cGlyphs, iCharset, dwFlags, iReqWidth,
1600 psControl, psState, piDx, pTabdef, pbInClass, pssa);
1601
1602 if (iCharset != -1)
1603 {
1604 FIXME("Only Unicode strings are supported\n");
1605 return E_INVALIDARG;
1606 }
1607 if (cString < 1 || !pString) return E_INVALIDARG;
1608 if ((dwFlags & SSA_GLYPHS) && !hdc) return E_PENDING;
1609
1610 if (!(analysis = heap_alloc_zero(sizeof(StringAnalysis)))) return E_OUTOFMEMORY;
1611 if (!(analysis->pItem = heap_alloc_zero(num_items * sizeof(SCRIPT_ITEM) + 1))) goto error;
1612
1613 /* FIXME: handle clipping */
1614 analysis->clip_len = cString;
1615 analysis->hdc = hdc;
1616 analysis->dwFlags = dwFlags;
1617
1618 if (psState)
1619 sState = *psState;
1620 else
1621 memset(&sState, 0, sizeof(SCRIPT_STATE));
1622
1623 if (psControl)
1624 sControl = *psControl;
1625 else
1626 memset(&sControl, 0, sizeof(SCRIPT_CONTROL));
1627
1628 if (dwFlags & SSA_PASSWORD)
1629 {
1630 iString = heap_alloc(sizeof(WCHAR)*cString);
1631 if (!iString)
1632 {
1633 hr = E_OUTOFMEMORY;
1634 goto error;
1635 }
1636 for (i = 0; i < cString; i++)
1637 iString[i] = *((const WCHAR *)pString);
1638 pString = iString;
1639 }
1640
1641 hr = ScriptItemize(pString, cString, num_items, &sControl, &sState, analysis->pItem,
1642 &analysis->numItems);
1643
1644 while (hr == E_OUTOFMEMORY)
1645 {
1646 SCRIPT_ITEM *tmp;
1647
1648 num_items *= 2;
1649 if (!(tmp = heap_realloc_zero(analysis->pItem, num_items * sizeof(SCRIPT_ITEM) + 1)))
1650 goto error;
1651
1652 analysis->pItem = tmp;
1653 hr = ScriptItemize(pString, cString, num_items, psControl, psState, analysis->pItem,
1654 &analysis->numItems);
1655 }
1656 if (hr != S_OK) goto error;
1657
1658 /* set back to out of memory for default goto error behaviour */
1659 hr = E_OUTOFMEMORY;
1660
1661 if (dwFlags & SSA_BREAK)
1662 {
1663 if ((analysis->logattrs = heap_alloc(sizeof(SCRIPT_LOGATTR) * cString)))
1664 {
1665 for (i = 0; i < analysis->numItems; i++)
1666 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]);
1667 }
1668 else
1669 goto error;
1670 }
1671
1672 if (!(analysis->logical2visual = heap_alloc_zero(sizeof(int) * analysis->numItems)))
1673 goto error;
1674 if (!(BidiLevel = heap_alloc_zero(analysis->numItems)))
1675 goto error;
1676
1677 if (dwFlags & SSA_GLYPHS)
1678 {
1679 int tab_x = 0;
1680 if (!(analysis->glyphs = heap_alloc_zero(sizeof(StringGlyphs) * analysis->numItems)))
1681 {
1682 heap_free(BidiLevel);
1683 goto error;
1684 }
1685
1686 for (i = 0; i < analysis->numItems; i++)
1687 {
1688 SCRIPT_CACHE *sc = (SCRIPT_CACHE*)&analysis->glyphs[i].sc;
1689 int cChar = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
1690 int numGlyphs = 1.5 * cChar + 16;
1691 WORD *glyphs = heap_alloc_zero(sizeof(WORD) * numGlyphs);
1692 WORD *pwLogClust = heap_alloc_zero(sizeof(WORD) * cChar);
1693 int *piAdvance = heap_alloc_zero(sizeof(int) * numGlyphs);
1694 SCRIPT_VISATTR *psva = heap_alloc_zero(sizeof(SCRIPT_VISATTR) * numGlyphs);
1695 GOFFSET *pGoffset = heap_alloc_zero(sizeof(GOFFSET) * numGlyphs);
1696 ABC *abc = heap_alloc_zero(sizeof(ABC));
1697 int numGlyphsReturned;
1698 HFONT originalFont = 0x0;
1699
1700 /* FIXME: non unicode strings */
1701 const WCHAR* pStr = (const WCHAR*)pString;
1702 analysis->glyphs[i].fallbackFont = NULL;
1703
1704 if (!glyphs || !pwLogClust || !piAdvance || !psva || !pGoffset || !abc)
1705 {
1706 heap_free (BidiLevel);
1707 heap_free (glyphs);
1708 heap_free (pwLogClust);
1709 heap_free (piAdvance);
1710 heap_free (psva);
1711 heap_free (pGoffset);
1712 heap_free (abc);
1713 hr = E_OUTOFMEMORY;
1714 goto error;
1715 }
1716
1717 if ((dwFlags & SSA_FALLBACK) && requires_fallback(hdc, sc, &analysis->pItem[i].a, &pStr[analysis->pItem[i].iCharPos], cChar))
1718 {
1719 LOGFONTW lf;
1720 GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(lf), & lf);
1721 lf.lfCharSet = scriptInformation[analysis->pItem[i].a.eScript].props.bCharSet;
1722 find_fallback_font(analysis->pItem[i].a.eScript, lf.lfFaceName);
1723 analysis->glyphs[i].fallbackFont = CreateFontIndirectW(&lf);
1724 if (analysis->glyphs[i].fallbackFont)
1725 {
1726 ScriptFreeCache(sc);
1727 originalFont = SelectObject(hdc, analysis->glyphs[i].fallbackFont);
1728 }
1729 }
1730
1731 hr = ScriptShape(hdc, sc, &pStr[analysis->pItem[i].iCharPos],
1732 cChar, numGlyphs, &analysis->pItem[i].a,
1733 glyphs, pwLogClust, psva, &numGlyphsReturned);
1734 hr = ScriptPlace(hdc, sc, glyphs, numGlyphsReturned, psva, &analysis->pItem[i].a,
1735 piAdvance, pGoffset, abc);
1736 if (originalFont)
1737 SelectObject(hdc,originalFont);
1738
1739 if (dwFlags & SSA_TAB)
1740 {
1741 int tabi = 0;
1742 for (tabi = 0; tabi < cChar; tabi++)
1743 {
1744 if (pStr[analysis->pItem[i].iCharPos+tabi] == 0x0009)
1745 piAdvance[tabi] = getGivenTabWidth(analysis->glyphs[i].sc, pTabdef, analysis->pItem[i].iCharPos+tabi, tab_x);
1746 tab_x+=piAdvance[tabi];
1747 }
1748 }
1749
1750 analysis->glyphs[i].numGlyphs = numGlyphsReturned;
1751 analysis->glyphs[i].glyphs = glyphs;
1752 analysis->glyphs[i].pwLogClust = pwLogClust;
1753 analysis->glyphs[i].piAdvance = piAdvance;
1754 analysis->glyphs[i].psva = psva;
1755 analysis->glyphs[i].pGoffset = pGoffset;
1756 analysis->glyphs[i].abc = abc;
1757 analysis->glyphs[i].iMaxPosX= -1;
1758
1759 BidiLevel[i] = analysis->pItem[i].a.s.uBidiLevel;
1760 }
1761 }
1762 else
1763 {
1764 for (i = 0; i < analysis->numItems; i++)
1765 BidiLevel[i] = analysis->pItem[i].a.s.uBidiLevel;
1766 }
1767
1768 ScriptLayout(analysis->numItems, BidiLevel, NULL, analysis->logical2visual);
1769 heap_free(BidiLevel);
1770
1771 *pssa = analysis;
1772 heap_free(iString);
1773 return S_OK;
1774
1775 error:
1776 heap_free(iString);
1777 heap_free(analysis->glyphs);
1778 heap_free(analysis->logattrs);
1779 heap_free(analysis->pItem);
1780 heap_free(analysis->logical2visual);
1781 heap_free(analysis);
1782 return hr;
1783 }
1784
1785 static inline BOOL does_glyph_start_cluster(const SCRIPT_VISATTR *pva, const WORD *pwLogClust, int cChars, int glyph, int direction)
1786 {
1787 int i;
1788
1789 if (pva[glyph].fClusterStart)
1790 return TRUE;
1791 for (i = 0; i < cChars; i++)
1792 if (pwLogClust[i] == glyph) break;
1793 if (i != cChars)
1794 return TRUE;
1795
1796 return FALSE;
1797 }
1798
1799
1800 static HRESULT SS_ItemOut( SCRIPT_STRING_ANALYSIS ssa,
1801 int iX,
1802 int iY,
1803 int iItem,
1804 int cStart,
1805 int cEnd,
1806 UINT uOptions,
1807 const RECT *prc,
1808 BOOL fSelected,
1809 BOOL fDisabled)
1810 {
1811 StringAnalysis *analysis;
1812 int off_x = 0;
1813 HRESULT hr;
1814 COLORREF BkColor = 0x0;
1815 COLORREF TextColor = 0x0;
1816 INT BkMode = 0;
1817 INT runStart, runEnd;
1818 INT iGlyph, cGlyphs;
1819 HFONT oldFont = 0x0;
1820
1821 TRACE("(%p,%d,%d,%d,%d,%d, 0x%1x, %d, %d)\n",
1822 ssa, iX, iY, iItem, cStart, cEnd, uOptions, fSelected, fDisabled);
1823
1824 if (!(analysis = ssa)) return E_INVALIDARG;
1825
1826 if ((cStart >= 0 && analysis->pItem[iItem+1].iCharPos <= cStart) ||
1827 (cEnd >= 0 && analysis->pItem[iItem].iCharPos >= cEnd))
1828 return S_OK;
1829
1830 if (fSelected)
1831 {
1832 BkMode = GetBkMode(analysis->hdc);
1833 SetBkMode( analysis->hdc, OPAQUE);
1834 BkColor = GetBkColor(analysis->hdc);
1835 SetBkColor(analysis->hdc, GetSysColor(COLOR_HIGHLIGHT));
1836 if (!fDisabled)
1837 {
1838 TextColor = GetTextColor(analysis->hdc);
1839 SetTextColor(analysis->hdc, GetSysColor(COLOR_HIGHLIGHTTEXT));
1840 }
1841 }
1842 if (analysis->glyphs[iItem].fallbackFont)
1843 oldFont = SelectObject(analysis->hdc, analysis->glyphs[iItem].fallbackFont);
1844
1845 if (cStart >= 0 && analysis->pItem[iItem+1].iCharPos > cStart && analysis->pItem[iItem].iCharPos <= cStart)
1846 runStart = cStart - analysis->pItem[iItem].iCharPos;
1847 else
1848 runStart = 0;
1849 if (cEnd >= 0 && analysis->pItem[iItem+1].iCharPos > cEnd && analysis->pItem[iItem].iCharPos <= cEnd)
1850 runEnd = (cEnd-1) - analysis->pItem[iItem].iCharPos;
1851 else
1852 runEnd = (analysis->pItem[iItem+1].iCharPos - analysis->pItem[iItem].iCharPos) - 1;
1853
1854 if (analysis->pItem[iItem].a.fRTL)
1855 {
1856 if (cEnd >= 0 && cEnd < analysis->pItem[iItem+1].iCharPos)
1857 ScriptStringCPtoX(ssa, cEnd, FALSE, &off_x);
1858 else
1859 ScriptStringCPtoX(ssa, analysis->pItem[iItem+1].iCharPos-1, TRUE, &off_x);
1860 }
1861 else
1862 {
1863 if (cStart >=0 && runStart)
1864 ScriptStringCPtoX(ssa, cStart, FALSE, &off_x);
1865 else
1866 ScriptStringCPtoX(ssa, analysis->pItem[iItem].iCharPos, FALSE, &off_x);
1867 }
1868
1869 if (analysis->pItem[iItem].a.fRTL)
1870 iGlyph = analysis->glyphs[iItem].pwLogClust[runEnd];
1871 else
1872 iGlyph = analysis->glyphs[iItem].pwLogClust[runStart];
1873
1874 if (analysis->pItem[iItem].a.fRTL)
1875 cGlyphs = analysis->glyphs[iItem].pwLogClust[runStart] - iGlyph;
1876 else
1877 cGlyphs = analysis->glyphs[iItem].pwLogClust[runEnd] - iGlyph;
1878
1879 cGlyphs++;
1880
1881 if (cEnd < 0 || scriptInformation[analysis->pItem[iItem].a.eScript].props.fNeedsCaretInfo)
1882 {
1883 INT direction;
1884 INT clust_glyph;
1885
1886 clust_glyph = iGlyph + cGlyphs;
1887 if (analysis->pItem[iItem].a.fRTL)
1888 direction = -1;
1889 else
1890 direction = 1;
1891
1892 while(clust_glyph < analysis->glyphs[iItem].numGlyphs &&
1893 !does_glyph_start_cluster(analysis->glyphs[iItem].psva, analysis->glyphs[iItem].pwLogClust, (analysis->pItem[iItem+1].iCharPos - analysis->pItem[iItem].iCharPos), clust_glyph, direction))
1894 {
1895 cGlyphs++;
1896 clust_glyph++;
1897 }
1898 }
1899
1900 hr = ScriptTextOut(analysis->hdc,
1901 (SCRIPT_CACHE *)&analysis->glyphs[iItem].sc, iX + off_x,
1902 iY, uOptions, prc, &analysis->pItem[iItem].a, NULL, 0,
1903 &analysis->glyphs[iItem].glyphs[iGlyph], cGlyphs,
1904 &analysis->glyphs[iItem].piAdvance[iGlyph], NULL,
1905 &analysis->glyphs[iItem].pGoffset[iGlyph]);
1906
1907 TRACE("ScriptTextOut hr=%08x\n", hr);
1908
1909 if (fSelected)
1910 {
1911 SetBkColor(analysis->hdc, BkColor);
1912 SetBkMode( analysis->hdc, BkMode);
1913 if (!fDisabled)
1914 SetTextColor(analysis->hdc, TextColor);
1915 }
1916 if (analysis->glyphs[iItem].fallbackFont)
1917 SelectObject(analysis->hdc, oldFont);
1918
1919 return hr;
1920 }
1921
1922 /***********************************************************************
1923 * ScriptStringOut (USP10.@)
1924 *
1925 * This function takes the output of ScriptStringAnalyse and joins the segments
1926 * of glyphs and passes the resulting string to ScriptTextOut. ScriptStringOut
1927 * only processes glyphs.
1928 *
1929 * Parameters:
1930 * ssa [I] buffer to hold the analysed string components
1931 * iX [I] X axis displacement for output
1932 * iY [I] Y axis displacement for output
1933 * uOptions [I] flags controling output processing
1934 * prc [I] rectangle coordinates
1935 * iMinSel [I] starting pos for substringing output string
1936 * iMaxSel [I] ending pos for substringing output string
1937 * fDisabled [I] controls text highlighting
1938 *
1939 * RETURNS
1940 * Success: S_OK
1941 * Failure: is the value returned by ScriptTextOut
1942 */
1943 HRESULT WINAPI ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa,
1944 int iX,
1945 int iY,
1946 UINT uOptions,
1947 const RECT *prc,
1948 int iMinSel,
1949 int iMaxSel,
1950 BOOL fDisabled)
1951 {
1952 StringAnalysis *analysis;
1953 int item;
1954 HRESULT hr;
1955
1956 TRACE("(%p,%d,%d,0x%1x,%p,%d,%d,%d)\n",
1957 ssa, iX, iY, uOptions, prc, iMinSel, iMaxSel, fDisabled);
1958
1959 if (!(analysis = ssa)) return E_INVALIDARG;
1960 if (!(analysis->dwFlags & SSA_GLYPHS)) return E_INVALIDARG;
1961
1962 for (item = 0; item < analysis->numItems; item++)
1963 {
1964 hr = SS_ItemOut( ssa, iX, iY, analysis->logical2visual[item], -1, -1, uOptions, prc, FALSE, fDisabled);
1965 if (FAILED(hr))
1966 return hr;
1967 }
1968
1969 if (iMinSel < iMaxSel && (iMinSel > 0 || iMaxSel > 0))
1970 {
1971 if (iMaxSel > 0 && iMinSel < 0)
1972 iMinSel = 0;
1973 for (item = 0; item < analysis->numItems; item++)
1974 {
1975 hr = SS_ItemOut( ssa, iX, iY, analysis->logical2visual[item], iMinSel, iMaxSel, uOptions, prc, TRUE, fDisabled);
1976 if (FAILED(hr))
1977 return hr;
1978 }
1979 }
1980
1981 return S_OK;
1982 }
1983
1984 /***********************************************************************
1985 * ScriptStringCPtoX (USP10.@)
1986 *
1987 */
1988 HRESULT WINAPI ScriptStringCPtoX(SCRIPT_STRING_ANALYSIS ssa, int icp, BOOL fTrailing, int* pX)
1989 {
1990 int item;
1991 int runningX = 0;
1992 StringAnalysis* analysis = ssa;
1993
1994 TRACE("(%p), %d, %d, (%p)\n", ssa, icp, fTrailing, pX);
1995
1996 if (!ssa || !pX) return S_FALSE;
1997 if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
1998
1999 /* icp out of range */
2000 if(icp < 0)
2001 {
2002 analysis->invalid = TRUE;
2003 return E_INVALIDARG;
2004 }
2005
2006 for(item=0; item<analysis->numItems; item++)
2007 {
2008 int CP, i;
2009 int offset;
2010
2011 i = analysis->logical2visual[item];
2012 CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
2013 /* initialize max extents for uninitialized runs */
2014 if (analysis->glyphs[i].iMaxPosX == -1)
2015 {
2016 if (analysis->pItem[i].a.fRTL)
2017 ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
2018 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
2019 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
2020 else
2021 ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
2022 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
2023 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
2024 }
2025
2026 if (icp >= analysis->pItem[i+1].iCharPos || icp < analysis->pItem[i].iCharPos)
2027 {
2028 runningX += analysis->glyphs[i].iMaxPosX;
2029 continue;
2030 }
2031
2032 icp -= analysis->pItem[i].iCharPos;
2033 ScriptCPtoX(icp, fTrailing, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
2034 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
2035 &analysis->pItem[i].a, &offset);
2036 runningX += offset;
2037
2038 *pX = runningX;
2039 return S_OK;
2040 }
2041
2042 /* icp out of range */
2043 analysis->invalid = TRUE;
2044 return E_INVALIDARG;
2045 }
2046
2047 /***********************************************************************
2048 * ScriptStringXtoCP (USP10.@)
2049 *
2050 */
2051 HRESULT WINAPI ScriptStringXtoCP(SCRIPT_STRING_ANALYSIS ssa, int iX, int* piCh, int* piTrailing)
2052 {
2053 StringAnalysis* analysis = ssa;
2054 int item;
2055
2056 TRACE("(%p), %d, (%p), (%p)\n", ssa, iX, piCh, piTrailing);
2057
2058 if (!ssa || !piCh || !piTrailing) return S_FALSE;
2059 if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
2060
2061 /* out of range */
2062 if(iX < 0)
2063 {
2064 if (analysis->pItem[0].a.fRTL)
2065 {
2066 *piCh = 1;
2067 *piTrailing = FALSE;
2068 }
2069 else
2070 {
2071 *piCh = -1;
2072 *piTrailing = TRUE;
2073 }
2074 return S_OK;
2075 }
2076
2077 for(item=0; item<analysis->numItems; item++)
2078 {
2079 int i;
2080 int CP;
2081
2082 for (i = 0; i < analysis->numItems && analysis->logical2visual[i] != item; i++)
2083 /* nothing */;
2084
2085 CP = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
2086 /* initialize max extents for uninitialized runs */
2087 if (analysis->glyphs[i].iMaxPosX == -1)
2088 {
2089 if (analysis->pItem[i].a.fRTL)
2090 ScriptCPtoX(0, FALSE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
2091 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
2092 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
2093 else
2094 ScriptCPtoX(CP, TRUE, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
2095 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
2096 &analysis->pItem[i].a, &analysis->glyphs[i].iMaxPosX);
2097 }
2098
2099 if (iX > analysis->glyphs[i].iMaxPosX)
2100 {
2101 iX -= analysis->glyphs[i].iMaxPosX;
2102 continue;
2103 }
2104
2105 ScriptXtoCP(iX, CP, analysis->glyphs[i].numGlyphs, analysis->glyphs[i].pwLogClust,
2106 analysis->glyphs[i].psva, analysis->glyphs[i].piAdvance,
2107 &analysis->pItem[i].a, piCh, piTrailing);
2108 *piCh += analysis->pItem[i].iCharPos;
2109
2110 return S_OK;
2111 }
2112
2113 /* out of range */
2114 *piCh = analysis->pItem[analysis->numItems].iCharPos;
2115 *piTrailing = FALSE;
2116
2117 return S_OK;
2118 }
2119
2120
2121 /***********************************************************************
2122 * ScriptStringFree (USP10.@)
2123 *
2124 * Free a string analysis.
2125 *
2126 * PARAMS
2127 * pssa [I] string analysis.
2128 *
2129 * RETURNS
2130 * Success: S_OK
2131 * Failure: Non-zero HRESULT value.
2132 */
2133 HRESULT WINAPI ScriptStringFree(SCRIPT_STRING_ANALYSIS *pssa)
2134 {
2135 StringAnalysis* analysis;
2136 BOOL invalid;
2137 int i;
2138
2139 TRACE("(%p)\n", pssa);
2140
2141 if (!pssa || !(analysis = *pssa)) return E_INVALIDARG;
2142
2143 invalid = analysis->invalid;
2144
2145 if (analysis->glyphs)
2146 {
2147 for (i = 0; i < analysis->numItems; i++)
2148 {
2149 heap_free(analysis->glyphs[i].glyphs);
2150 heap_free(analysis->glyphs[i].pwLogClust);
2151 heap_free(analysis->glyphs[i].piAdvance);
2152 heap_free(analysis->glyphs[i].psva);
2153 heap_free(analysis->glyphs[i].pGoffset);
2154 heap_free(analysis->glyphs[i].abc);
2155 if (analysis->glyphs[i].fallbackFont)
2156 DeleteObject(analysis->glyphs[i].fallbackFont);
2157 ScriptFreeCache((SCRIPT_CACHE *)&analysis->glyphs[i].sc);
2158 heap_free(analysis->glyphs[i].sc);
2159 }
2160 heap_free(analysis->glyphs);
2161 }
2162
2163 heap_free(analysis->pItem);
2164 heap_free(analysis->logattrs);
2165 heap_free(analysis->sz);
2166 heap_free(analysis->logical2visual);
2167 heap_free(analysis);
2168
2169 if (invalid) return E_INVALIDARG;
2170 return S_OK;
2171 }
2172
2173 static inline int get_cluster_size(const WORD *pwLogClust, int cChars, int item,
2174 int direction, int* iCluster, int *check_out)
2175 {
2176 int clust_size = 1;
2177 int check;
2178 WORD clust = pwLogClust[item];
2179
2180 for (check = item+direction; check < cChars && check >= 0; check+=direction)
2181 {
2182 if (pwLogClust[check] == clust)
2183 {
2184 clust_size ++;
2185 if (iCluster && *iCluster == -1)
2186 *iCluster = item;
2187 }
2188 else break;
2189 }
2190
2191 if (check_out)
2192 *check_out = check;
2193
2194 return clust_size;
2195 }
2196
2197 static inline int get_glyph_cluster_advance(const int* piAdvance, const SCRIPT_VISATTR *pva, const WORD *pwLogClust, int cGlyphs, int cChars, int glyph, int direction)
2198 {
2199 int advance;
2200 int log_clust_max = 0;
2201 int i;
2202
2203 advance = piAdvance[glyph];
2204
2205 for (i = 0; i < cChars; i++)
2206 {
2207 if (pwLogClust[i] > log_clust_max)
2208 log_clust_max = pwLogClust[i];
2209 }
2210
2211 if (glyph > log_clust_max)
2212 return advance;
2213
2214 for (glyph+=direction; glyph < cGlyphs && glyph >= 0; glyph +=direction)
2215 {
2216
2217 if (does_glyph_start_cluster(pva, pwLogClust, cChars, glyph, direction))
2218 break;
2219 if (glyph > log_clust_max)
2220 break;
2221 advance += piAdvance[glyph];
2222 }
2223
2224 return advance;
2225 }
2226
2227 /***********************************************************************
2228 * ScriptCPtoX (USP10.@)
2229 *
2230 */
2231 HRESULT WINAPI ScriptCPtoX(int iCP,
2232 BOOL fTrailing,
2233 int cChars,
2234 int cGlyphs,
2235 const WORD *pwLogClust,
2236 const SCRIPT_VISATTR *psva,
2237 const int *piAdvance,
2238 const SCRIPT_ANALYSIS *psa,
2239 int *piX)
2240 {
2241 int item;
2242 float iPosX;
2243 int iSpecial = -1;
2244 int iCluster = -1;
2245 int clust_size = 1;
2246 float special_size = 0.0;
2247 int iMaxPos = 0;
2248 int advance = 0;
2249 BOOL rtl = FALSE;
2250
2251 TRACE("(%d,%d,%d,%d,%p,%p,%p,%p,%p)\n",
2252 iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance,
2253 psa, piX);
2254
2255 if (psa->fRTL && ! psa->fLogicalOrder)
2256 rtl = TRUE;
2257
2258 if (fTrailing)
2259 iCP++;
2260
2261 if (rtl)
2262 {
2263 int max_clust = pwLogClust[0];
2264
2265 for (item=0; item < cGlyphs; item++)
2266 if (pwLogClust[item] > max_clust)
2267 {
2268 ERR("We do not handle non reversed clusters properly\n");
2269 break;
2270 }
2271
2272 iMaxPos = 0;
2273 for (item = max_clust; item >=0; item --)
2274 iMaxPos += piAdvance[item];
2275 }
2276
2277 iPosX = 0.0;
2278 for (item=0; item < iCP && item < cChars; item++)
2279 {
2280 if (iSpecial == -1 && (iCluster == -1 || (iCluster != -1 && iCluster+clust_size <= item)))
2281 {
2282 int check;
2283 int clust = pwLogClust[item];
2284
2285 iCluster = -1;
2286 clust_size = get_cluster_size(pwLogClust, cChars, item, 1, &iCluster,
2287 &check);
2288
2289 advance = get_glyph_cluster_advance(piAdvance, psva, pwLogClust, cGlyphs, cChars, clust, 1);
2290
2291 if (check >= cChars && !iMaxPos)
2292 {
2293 for (check = clust; check < cChars; check++)
2294 special_size += get_glyph_cluster_advance(piAdvance, psva, pwLogClust, cGlyphs, cChars, check, 1);
2295 iSpecial = item;
2296 special_size /= (cChars - item);
2297 iPosX += special_size;
2298 }
2299 else
2300 {
2301 if (scriptInformation[psa->eScript].props.fNeedsCaretInfo)
2302 {
2303 clust_size --;
2304 if (clust_size == 0)
2305 iPosX += advance;
2306 }
2307 else
2308 iPosX += advance / (float)clust_size;
2309 }
2310 }
2311 else if (iSpecial != -1)
2312 iPosX += special_size;
2313 else /* (iCluster != -1) */
2314 {
2315 int adv = get_glyph_cluster_advance(piAdvance, psva, pwLogClust, cGlyphs, cChars, pwLogClust[iCluster], 1);
2316 if (scriptInformation[psa->eScript].props.fNeedsCaretInfo)
2317 {
2318 clust_size --;
2319 if (clust_size == 0)
2320 iPosX += adv;
2321 }
2322 else
2323 iPosX += adv / (float)clust_size;
2324 }
2325 }
2326
2327 if (iMaxPos > 0)
2328 {
2329 iPosX = iMaxPos - iPosX;
2330 if (iPosX < 0)
2331 iPosX = 0;
2332 }
2333
2334 *piX = iPosX;
2335 TRACE("*piX=%d\n", *piX);
2336 return S_OK;
2337 }
2338
2339 /***********************************************************************
2340 * ScriptXtoCP (USP10.@)
2341 *
2342 */
2343 HRESULT WINAPI ScriptXtoCP(int iX,
2344 int cChars,
2345 int cGlyphs,
2346 const WORD *pwLogClust,
2347 const SCRIPT_VISATTR *psva,
2348 const int *piAdvance,
2349 const SCRIPT_ANALYSIS *psa,
2350 int *piCP,
2351 int *piTrailing)
2352 {
2353 int item;
2354 float iPosX;
2355 float iLastPosX;
2356 int iSpecial = -1;
2357 int iCluster = -1;
2358 int clust_size = 1;
2359 int cjump = 0;
2360 int advance;
2361 float special_size = 0.0;
2362 int direction = 1;
2363
2364 TRACE("(%d,%d,%d,%p,%p,%p,%p,%p,%p)\n",
2365 iX, cChars, cGlyphs, pwLogClust, psva, piAdvance,
2366 psa, piCP, piTrailing);
2367
2368 if (psa->fRTL && ! psa->fLogicalOrder)
2369 direction = -1;
2370
2371 if (direction<0)
2372 {
2373 int max_clust = pwLogClust[0];
2374
2375 if (iX < 0)
2376 {
2377 *piCP = cChars;
2378 *piTrailing = 0;
2379 return S_OK;
2380 }
2381
2382 for (item=0; item < cChars; item++)
2383 if (pwLogClust[item] > max_clust)
2384 {
2385 ERR("We do not handle non reversed clusters properly\n");
2386 break;
2387 }
2388 }
2389
2390 if (iX < 0)
2391 {
2392 *piCP = -1;
2393 *piTrailing = 1;
2394 return S_OK;
2395 }
2396
2397 iPosX = iLastPosX = 0;
2398 if (direction > 0)
2399 item = 0;
2400 else
2401 item = cChars - 1;
2402 for (; iPosX <= iX && item < cChars && item >= 0; item+=direction)
2403 {
2404 iLastPosX = iPosX;
2405 if (iSpecial == -1 &&
2406 (iCluster == -1 ||
2407 (iCluster != -1 &&
2408 ((direction > 0 && iCluster+clust_size <= item) ||
2409 (direction < 0 && iCluster-clust_size >= item))
2410 )
2411 )
2412 )
2413 {
2414 int check;
2415 int clust = pwLogClust[item];
2416
2417 iCluster = -1;
2418 cjump = 0;
2419 clust_size = get_cluster_size(pwLogClust, cChars, item, direction,
2420 &iCluster, &check);
2421 advance = get_glyph_cluster_advance(piAdvance, psva, pwLogClust, cGlyphs, cChars, clust, direction);
2422
2423 if (check >= cChars && direction > 0)
2424 {
2425 for (check = clust; check < cChars; check++)
2426 special_size += get_glyph_cluster_advance(piAdvance, psva, pwLogClust, cGlyphs, cChars, check, direction);
2427 iSpecial = item;
2428 special_size /= (cChars - item);
2429 iPosX += special_size;
2430 }
2431 else
2432 {
2433 if (scriptInformation[psa->eScript].props.fNeedsCaretInfo)
2434 {
2435 if (!cjump)
2436 iPosX += advance;
2437 cjump++;
2438 }
2439 else
2440 iPosX += advance / (float)clust_size;
2441 }
2442 }
2443 else if (iSpecial != -1)
2444 iPosX += special_size;
2445 else /* (iCluster != -1) */
2446 {
2447 int adv = get_glyph_cluster_advance(piAdvance, psva, pwLogClust, cGlyphs, cChars, pwLogClust[iCluster], direction);
2448 if (scriptInformation[psa->eScript].props.fNeedsCaretInfo)
2449 {
2450 if (!cjump)
2451 iPosX += adv;
2452 cjump++;
2453 }
2454 else
2455 iPosX += adv / (float)clust_size;
2456 }
2457 }
2458
2459 if (direction > 0)
2460 {
2461 if (iPosX > iX)
2462 item--;
2463 if (item < cChars && ((iPosX - iLastPosX) / 2.0) + iX >= iPosX)
2464 {
2465 if (scriptInformation[psa->eScript].props.fNeedsCaretInfo && clust_size > 1)
2466 item+=(clust_size-1);
2467 *piTrailing = 1;
2468 }
2469 else
2470 *piTrailing = 0;
2471 }
2472 else
2473 {
2474 if (iX == iLastPosX)
2475 item++;
2476 if (iX >= iLastPosX && iX <= iPosX)
2477 item++;
2478
2479 if (iLastPosX == iX)
2480 *piTrailing = 0;
2481 else if (item < 0 || ((iLastPosX - iPosX) / 2.0) + iX <= iLastPosX)
2482 {
2483 if (scriptInformation[psa->eScript].props.fNeedsCaretInfo && clust_size > 1)
2484 item-=(clust_size-1);
2485 *piTrailing = 1;
2486 }
2487 else
2488 *piTrailing = 0;
2489 }
2490
2491 *piCP = item;
2492
2493 TRACE("*piCP=%d\n", *piCP);
2494 TRACE("*piTrailing=%d\n", *piTrailing);
2495 return S_OK;
2496 }
2497
2498 /***********************************************************************
2499 * ScriptBreak (USP10.@)
2500 *
2501 * Retrieve line break information.
2502 *
2503 * PARAMS
2504 * chars [I] Array of characters.
2505 * sa [I] String analysis.
2506 * la [I] Array of logical attribute structures.
2507 *
2508 * RETURNS
2509 * Success: S_OK
2510 * Failure: S_FALSE
2511 */
2512 HRESULT WINAPI ScriptBreak(const WCHAR *chars, int count, const SCRIPT_ANALYSIS *sa, SCRIPT_LOGATTR *la)
2513 {
2514 TRACE("(%s, %d, %p, %p)\n", debugstr_wn(chars, count), count, sa, la);
2515
2516 if (!la) return S_FALSE;
2517
2518 BREAK_line(chars, count, sa, la);
2519
2520 return S_OK;
2521 }
2522
2523 /***********************************************************************
2524 * ScriptIsComplex (USP10.@)
2525 *
2526 * Determine if a string is complex.
2527 *
2528 * PARAMS
2529 * chars [I] Array of characters to test.
2530 * len [I] Length in characters.
2531 * flag [I] Flag.
2532 *
2533 * RETURNS
2534 * Success: S_OK
2535 * Failure: S_FALSE
2536 *
2537 */
2538 HRESULT WINAPI ScriptIsComplex(const WCHAR *chars, int len, DWORD flag)
2539 {
2540 int i;
2541
2542 TRACE("(%s,%d,0x%x)\n", debugstr_wn(chars, len), len, flag);
2543
2544 for (i = 0; i < len; i++)
2545 {
2546 int script;
2547
2548 if ((flag & SIC_ASCIIDIGIT) && chars[i] >= 0x30 && chars[i] <= 0x39)
2549 return S_OK;
2550
2551 script = get_char_script(chars[i]);
2552 if ((scriptInformation[script].props.fComplex && (flag & SIC_COMPLEX))||
2553 (!scriptInformation[script].props.fComplex && (flag & SIC_NEUTRAL)))
2554 return S_OK;
2555 }
2556 return S_FALSE;
2557 }
2558
2559 /***********************************************************************
2560 * ScriptShapeOpenType (USP10.@)
2561 *
2562 * Produce glyphs and visual attributes for a run.
2563 *
2564 * PARAMS
2565 * hdc [I] Device context.
2566 * psc [I/O] Opaque pointer to a script cache.
2567 * psa [I/O] Script analysis.
2568 * tagScript [I] The OpenType tag for the Script
2569 * tagLangSys [I] The OpenType tag for the Language
2570 * rcRangeChars[I] Array of Character counts in each range
2571 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
2572 * cRanges [I] Count of ranges
2573 * pwcChars [I] Array of characters specifying the run.
2574 * cChars [I] Number of characters in pwcChars.
2575 * cMaxGlyphs [I] Length of pwOutGlyphs.
2576 * pwLogClust [O] Array of logical cluster info.
2577 * pCharProps [O] Array of character property values
2578 * pwOutGlyphs [O] Array of glyphs.
2579 * pOutGlyphProps [O] Array of attributes for the retrieved glyphs
2580 * pcGlyphs [O] Number of glyphs returned.
2581 *
2582 * RETURNS
2583 * Success: S_OK
2584 * Failure: Non-zero HRESULT value.
2585 */
2586 HRESULT WINAPI ScriptShapeOpenType( HDC hdc, SCRIPT_CACHE *psc,
2587 SCRIPT_ANALYSIS *psa, OPENTYPE_TAG tagScript,
2588 OPENTYPE_TAG tagLangSys, int *rcRangeChars,
2589 TEXTRANGE_PROPERTIES **rpRangeProperties,
2590 int cRanges, const WCHAR *pwcChars, int cChars,
2591 int cMaxGlyphs, WORD *pwLogClust,
2592 SCRIPT_CHARPROP *pCharProps, WORD *pwOutGlyphs,
2593 SCRIPT_GLYPHPROP *pOutGlyphProps, int *pcGlyphs)
2594 {
2595 HRESULT hr;
2596 unsigned int i;
2597 BOOL rtl;
2598
2599 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %d, %d, %p, %p, %p, %p, %p )\n",
2600 hdc, psc, psa,
2601 debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
2602 rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
2603 cChars, cMaxGlyphs, pwLogClust, pCharProps, pwOutGlyphs, pOutGlyphProps, pcGlyphs);
2604
2605 if (psa) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa->eScript, psa->fRTL, psa->fLayoutRTL,
2606 psa->fLinkBefore, psa->fLinkAfter, psa->fLogicalOrder, psa->fNoGlyphIndex);
2607
2608 if (!pOutGlyphProps || !pcGlyphs || !pCharProps) return E_INVALIDARG;
2609 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
2610
2611 if (cRanges)
2612 FIXME("Ranges not supported yet\n");
2613
2614 rtl = (psa && !psa->fLogicalOrder && psa->fRTL);
2615
2616 *pcGlyphs = cChars;
2617 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2618 if (!pwLogClust) return E_FAIL;
2619
2620 ((ScriptCache *)*psc)->userScript = tagScript;
2621 ((ScriptCache *)*psc)->userLang = tagLangSys;
2622
2623 /* set fNoGlyphIndex non truetype/opentype fonts */
2624 if (!psa->fNoGlyphIndex && !((ScriptCache *)*psc)->sfnt)
2625 psa->fNoGlyphIndex = TRUE;
2626
2627 /* Initialize a SCRIPT_VISATTR and LogClust for each char in this run */
2628 for (i = 0; i < cChars; i++)
2629 {
2630 int idx = i;
2631 if (rtl) idx = cChars - 1 - i;
2632 /* FIXME: set to better values */
2633 pOutGlyphProps[i].sva.uJustification = (pwcChars[idx] == ' ') ? SCRIPT_JUSTIFY_BLANK : SCRIPT_JUSTIFY_CHARACTER;
2634 pOutGlyphProps[i].sva.fClusterStart = 1;
2635 pOutGlyphProps[i].sva.fDiacritic = 0;
2636 pOutGlyphProps[i].sva.fZeroWidth = 0;
2637 pOutGlyphProps[i].sva.fReserved = 0;
2638 pOutGlyphProps[i].sva.fShapeReserved = 0;
2639
2640 /* FIXME: have the shaping engine set this */
2641 pCharProps[i].fCanGlyphAlone = 0;
2642
2643 pwLogClust[i] = idx;
2644 }
2645
2646 if (psa && !psa->fNoGlyphIndex)
2647 {
2648 WCHAR *rChars;
2649 if ((hr = SHAPE_CheckFontForRequiredFeatures(hdc, (ScriptCache *)*psc, psa)) != S_OK) return hr;
2650
2651 rChars = heap_alloc(sizeof(WCHAR) * cChars);
2652 if (!rChars) return E_OUTOFMEMORY;
2653 for (i = 0; i < cChars; i++)
2654 {
2655 int idx = i;
2656 WCHAR chInput;
2657 if (rtl) idx = cChars - 1 - i;
2658 if (psa->fRTL)
2659 chInput = mirror_char(pwcChars[idx]);
2660 else
2661 chInput = pwcChars[idx];
2662 /* special case for tabs */
2663 if (chInput == 0x0009)
2664 chInput = 0x0020;
2665 if (!(pwOutGlyphs[i] = get_cache_glyph(psc, chInput)))
2666 {
2667 WORD glyph;
2668 if (!hdc)
2669 {
2670 heap_free(rChars);
2671 return E_PENDING;
2672 }
2673 if (GetGlyphIndicesW(hdc, &chInput, 1, &glyph, 0) == GDI_ERROR)
2674 {
2675 heap_free(rChars);
2676 return S_FALSE;
2677 }
2678 pwOutGlyphs[i] = set_cache_glyph(psc, chInput, glyph);
2679 }
2680 rChars[i] = chInput;
2681 }
2682
2683 SHAPE_ContextualShaping(hdc, (ScriptCache *)*psc, psa, rChars, cChars, pwOutGlyphs, pcGlyphs, cMaxGlyphs, pwLogClust);
2684 SHAPE_ApplyDefaultOpentypeFeatures(hdc, (ScriptCache *)*psc, psa, pwOutGlyphs, pcGlyphs, cMaxGlyphs, cChars, pwLogClust);
2685 SHAPE_CharGlyphProp(hdc, (ScriptCache *)*psc, psa, pwcChars, cChars, pwOutGlyphs, *pcGlyphs, pwLogClust, pCharProps, pOutGlyphProps);
2686 heap_free(rChars);
2687 }
2688 else
2689 {
2690 TRACE("no glyph translation\n");
2691 for (i = 0; i < cChars; i++)
2692 {
2693 int idx = i;
2694 /* No mirroring done here */
2695 if (rtl) idx = cChars - 1 - i;
2696 pwOutGlyphs[i] = pwcChars[idx];
2697 }
2698 }
2699
2700 return S_OK;
2701 }
2702
2703
2704 /***********************************************************************
2705 * ScriptShape (USP10.@)
2706 *
2707 * Produce glyphs and visual attributes for a run.
2708 *
2709 * PARAMS
2710 * hdc [I] Device context.
2711 * psc [I/O] Opaque pointer to a script cache.
2712 * pwcChars [I] Array of characters specifying the run.
2713 * cChars [I] Number of characters in pwcChars.
2714 * cMaxGlyphs [I] Length of pwOutGlyphs.
2715 * psa [I/O] Script analysis.
2716 * pwOutGlyphs [O] Array of glyphs.
2717 * pwLogClust [O] Array of logical cluster info.
2718 * psva [O] Array of visual attributes.
2719 * pcGlyphs [O] Number of glyphs returned.
2720 *
2721 * RETURNS
2722 * Success: S_OK
2723 * Failure: Non-zero HRESULT value.
2724 */
2725 HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars,
2726 int cChars, int cMaxGlyphs,
2727 SCRIPT_ANALYSIS *psa, WORD *pwOutGlyphs, WORD *pwLogClust,
2728 SCRIPT_VISATTR *psva, int *pcGlyphs)
2729 {
2730 HRESULT hr;
2731 int i;
2732 SCRIPT_CHARPROP *charProps;
2733 SCRIPT_GLYPHPROP *glyphProps;
2734
2735 if (!psva || !pcGlyphs) return E_INVALIDARG;
2736 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
2737
2738 charProps = heap_alloc_zero(sizeof(SCRIPT_CHARPROP)*cChars);
2739 if (!charProps) return E_OUTOFMEMORY;
2740 glyphProps = heap_alloc_zero(sizeof(SCRIPT_GLYPHPROP)*cMaxGlyphs);
2741 if (!glyphProps)
2742 {
2743 heap_free(charProps);
2744 return E_OUTOFMEMORY;
2745 }
2746
2747 hr = ScriptShapeOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, pwcChars, cChars, cMaxGlyphs, pwLogClust, charProps, pwOutGlyphs, glyphProps, pcGlyphs);
2748
2749 if (SUCCEEDED(hr))
2750 {
2751 for (i = 0; i < *pcGlyphs; i++)
2752 psva[i] = glyphProps[i].sva;
2753 }
2754
2755 heap_free(charProps);
2756 heap_free(glyphProps);
2757
2758 return hr;
2759 }
2760
2761 /***********************************************************************
2762 * ScriptPlaceOpenType (USP10.@)
2763 *
2764 * Produce advance widths for a run.
2765 *
2766 * PARAMS
2767 * hdc [I] Device context.
2768 * psc [I/O] Opaque pointer to a script cache.
2769 * psa [I/O] String analysis.
2770 * tagScript [I] The OpenType tag for the Script
2771 * tagLangSys [I] The OpenType tag for the Language
2772 * rcRangeChars[I] Array of Character counts in each range
2773 * rpRangeProperties [I] Array of TEXTRANGE_PROPERTIES structures
2774 * cRanges [I] Count of ranges
2775 * pwcChars [I] Array of characters specifying the run.
2776 * pwLogClust [I] Array of logical cluster info
2777 * pCharProps [I] Array of character property values
2778 * cChars [I] Number of characters in pwcChars.
2779 * pwGlyphs [I] Array of glyphs.
2780 * pGlyphProps [I] Array of attributes for the retrieved glyphs
2781 * cGlyphs [I] Count of Glyphs
2782 * piAdvance [O] Array of advance widths.
2783 * pGoffset [O] Glyph offsets.
2784 * pABC [O] Combined ABC width.
2785 *
2786 * RETURNS
2787 * Success: S_OK
2788 * Failure: Non-zero HRESULT value.
2789 */
2790
2791 HRESULT WINAPI ScriptPlaceOpenType( HDC hdc, SCRIPT_CACHE *psc, SCRIPT_ANALYSIS *psa,
2792 OPENTYPE_TAG tagScript, OPENTYPE_TAG tagLangSys,
2793 int *rcRangeChars, TEXTRANGE_PROPERTIES **rpRangeProperties,
2794 int cRanges, const WCHAR *pwcChars, WORD *pwLogClust,
2795 SCRIPT_CHARPROP *pCharProps, int cChars,
2796 const WORD *pwGlyphs, const SCRIPT_GLYPHPROP *pGlyphProps,
2797 int cGlyphs, int *piAdvance,
2798 GOFFSET *pGoffset, ABC *pABC
2799 )
2800 {
2801 HRESULT hr;
2802 int i;
2803
2804 TRACE("(%p, %p, %p, %s, %s, %p, %p, %d, %s, %p, %p, %d, %p, %p, %d, %p %p %p)\n",
2805 hdc, psc, psa,
2806 debugstr_an((char*)&tagScript,4), debugstr_an((char*)&tagLangSys,4),
2807 rcRangeChars, rpRangeProperties, cRanges, debugstr_wn(pwcChars, cChars),
2808 pwLogClust, pCharProps, cChars, pwGlyphs, pGlyphProps, cGlyphs, piAdvance,
2809 pGoffset, pABC);
2810
2811 if (!pGlyphProps) return E_INVALIDARG;
2812 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2813 if (!pGoffset) return E_FAIL;
2814
2815 if (cRanges)
2816 FIXME("Ranges not supported yet\n");
2817
2818 ((ScriptCache *)*psc)->userScript = tagScript;
2819 ((ScriptCache *)*psc)->userLang = tagLangSys;
2820
2821 if (pABC) memset(pABC, 0, sizeof(ABC));
2822 for (i = 0; i < cGlyphs; i++)
2823 {
2824 ABC abc;
2825 if (!get_cache_glyph_widths(psc, pwGlyphs[i], &abc))
2826 {
2827 if (!hdc) return E_PENDING;
2828 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE) && !psa->fNoGlyphIndex)
2829 {
2830 if (!GetCharABCWidthsI(hdc, 0, 1, (WORD *)&pwGlyphs[i], &abc)) return S_FALSE;
2831 }
2832 else
2833 {
2834 INT width;
2835 if (!GetCharWidth32W(hdc, pwGlyphs[i], pwGlyphs[i], &width)) return S_FALSE;
2836 abc.abcB = width;
2837 abc.abcA = abc.abcC = 0;
2838 }
2839 set_cache_glyph_widths(psc, pwGlyphs[i], &abc);
2840 }
2841 if (pABC)
2842 {
2843 pABC->abcA += abc.abcA;
2844 pABC->abcB += abc.abcB;
2845 pABC->abcC += abc.abcC;
2846 }
2847 /* FIXME: set to more reasonable values */
2848 pGoffset[i].du = pGoffset[i].dv = 0;
2849 if (piAdvance) piAdvance[i] = abc.abcA + abc.abcB + abc.abcC;
2850 }
2851
2852 if (pABC) TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC->abcA, pABC->abcB, pABC->abcC);
2853 return S_OK;
2854 }
2855
2856 /***********************************************************************
2857 * ScriptPlace (USP10.@)
2858 *
2859 * Produce advance widths for a run.
2860 *
2861 * PARAMS
2862 * hdc [I] Device context.
2863 * psc [I/O] Opaque pointer to a script cache.
2864 * pwGlyphs [I] Array of glyphs.
2865 * cGlyphs [I] Number of glyphs in pwGlyphs.
2866 * psva [I] Array of visual attributes.
2867 * psa [I/O] String analysis.
2868 * piAdvance [O] Array of advance widths.
2869 * pGoffset [O] Glyph offsets.
2870 * pABC [O] Combined ABC width.
2871 *
2872 * RETURNS
2873 * Success: S_OK
2874 * Failure: Non-zero HRESULT value.
2875 */
2876 HRESULT WINAPI ScriptPlace(HDC hdc, SCRIPT_CACHE *psc, const WORD *pwGlyphs,
2877 int cGlyphs, const SCRIPT_VISATTR *psva,
2878 SCRIPT_ANALYSIS *psa, int *piAdvance, GOFFSET *pGoffset, ABC *pABC )
2879 {
2880 HRESULT hr;
2881 SCRIPT_GLYPHPROP *glyphProps;
2882 int i;
2883
2884 TRACE("(%p, %p, %p, %d, %p, %p, %p, %p, %p)\n", hdc, psc, pwGlyphs, cGlyphs, psva, psa,
2885 piAdvance, pGoffset, pABC);
2886
2887 if (!psva) return E_INVALIDARG;
2888 if (!pGoffset) return E_FAIL;
2889
2890 glyphProps = heap_alloc(sizeof(SCRIPT_GLYPHPROP)*cGlyphs);
2891 if (!glyphProps) return E_OUTOFMEMORY;
2892
2893 for (i = 0; i < cGlyphs; i++)
2894 glyphProps[i].sva = psva[i];
2895
2896 hr = ScriptPlaceOpenType(hdc, psc, psa, scriptInformation[psa->eScript].scriptTag, 0, NULL, NULL, 0, NULL, NULL, NULL, 0, pwGlyphs, glyphProps, cGlyphs, piAdvance, pGoffset, pABC);
2897
2898 heap_free(glyphProps);
2899
2900 return hr;
2901 }
2902
2903 /***********************************************************************
2904 * ScriptGetCMap (USP10.@)
2905 *
2906 * Retrieve glyph indices.
2907 *
2908 * PARAMS
2909 * hdc [I] Device context.
2910 * psc [I/O] Opaque pointer to a script cache.
2911 * pwcInChars [I] Array of Unicode characters.
2912 * cChars [I] Number of characters in pwcInChars.
2913 * dwFlags [I] Flags.
2914 * pwOutGlyphs [O] Buffer to receive the array of glyph indices.
2915 *
2916 * RETURNS
2917 * Success: S_OK
2918 * Failure: Non-zero HRESULT value.
2919 */
2920 HRESULT WINAPI ScriptGetCMap(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcInChars,
2921 int cChars, DWORD dwFlags, WORD *pwOutGlyphs)
2922 {
2923 HRESULT hr;
2924 int i;
2925
2926 TRACE("(%p,%p,%s,%d,0x%x,%p)\n", hdc, psc, debugstr_wn(pwcInChars, cChars),
2927 cChars, dwFlags, pwOutGlyphs);
2928
2929 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
2930
2931 hr = S_OK;
2932
2933 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
2934 {
2935 for (i = 0; i < cChars; i++)
2936 {
2937 WCHAR inChar;
2938 if (dwFlags == SGCM_RTL)
2939 inChar = mirror_char(pwcInChars[i]);
2940 else
2941 inChar = pwcInChars[i];
2942 if (!(pwOutGlyphs[i] = get_cache_glyph(psc, inChar)))
2943 {
2944 WORD glyph;
2945 if (!hdc) return E_PENDING;
2946 if (GetGlyphIndicesW(hdc, &inChar, 1, &glyph, GGI_MARK_NONEXISTING_GLYPHS) == GDI_ERROR) return S_FALSE;
2947 if (glyph == 0xffff)
2948 {
2949 hr = S_FALSE;
2950 glyph = 0x0;
2951 }
2952 pwOutGlyphs[i] = set_cache_glyph(psc, inChar, glyph);
2953 }
2954 }
2955 }
2956 else
2957 {
2958 TRACE("no glyph translation\n");
2959 for (i = 0; i < cChars; i++)
2960 {
2961 WCHAR inChar;
2962 if (dwFlags == SGCM_RTL)
2963 inChar = mirror_char(pwcInChars[i]);
2964 else
2965 inChar = pwcInChars[i];
2966 pwOutGlyphs[i] = inChar;
2967 }
2968 }
2969 return hr;
2970 }
2971
2972 /***********************************************************************
2973 * ScriptTextOut (USP10.@)
2974 *
2975 */
2976 HRESULT WINAPI ScriptTextOut(const HDC hdc, SCRIPT_CACHE *psc, int x, int y, UINT fuOptions,
2977 const RECT *lprc, const SCRIPT_ANALYSIS *psa, const WCHAR *pwcReserved,
2978 int iReserved, const WORD *pwGlyphs, int cGlyphs, const int *piAdvance,
2979 const int *piJustify, const GOFFSET *pGoffset)
2980 {
2981 HRESULT hr = S_OK;
2982
2983 TRACE("(%p, %p, %d, %d, %04x, %p, %p, %p, %d, %p, %d, %p, %p, %p)\n",
2984 hdc, psc, x, y, fuOptions, lprc, psa, pwcReserved, iReserved, pwGlyphs, cGlyphs,
2985 piAdvance, piJustify, pGoffset);
2986
2987 if (!hdc || !psc) return E_INVALIDARG;
2988 if (!piAdvance || !psa || !pwGlyphs) return E_INVALIDARG;
2989
2990 fuOptions &= ETO_CLIPPED + ETO_OPAQUE;
2991 fuOptions |= ETO_IGNORELANGUAGE;
2992 if (!psa->fNoGlyphIndex) /* Have Glyphs? */
2993 fuOptions |= ETO_GLYPH_INDEX; /* Say don't do translation to glyph */
2994
2995 if (psa->fRTL && psa->fLogicalOrder)
2996 {
2997 int i;
2998 WORD *rtlGlyphs;
2999
3000 rtlGlyphs = heap_alloc(cGlyphs * sizeof(WORD));
3001 if (!rtlGlyphs)
3002 return E_OUTOFMEMORY;
3003
3004 for (i = 0; i < cGlyphs; i++)
3005 rtlGlyphs[i] = pwGlyphs[cGlyphs-1-i];
3006
3007 if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, rtlGlyphs, cGlyphs, NULL))
3008 hr = S_FALSE;
3009 heap_free(rtlGlyphs);
3010 }
3011 else
3012 if (!ExtTextOutW(hdc, x, y, fuOptions, lprc, pwGlyphs, cGlyphs, NULL))
3013 hr = S_FALSE;
3014
3015 return hr;
3016 }
3017
3018 /***********************************************************************
3019 * ScriptCacheGetHeight (USP10.@)
3020 *
3021 * Retrieve the height of the font in the cache.
3022 *
3023 * PARAMS
3024 * hdc [I] Device context.
3025 * psc [I/O] Opaque pointer to a script cache.
3026 * height [O] Receives font height.
3027 *
3028 * RETURNS
3029 * Success: S_OK
3030 * Failure: Non-zero HRESULT value.
3031 */
3032 HRESULT WINAPI ScriptCacheGetHeight(HDC hdc, SCRIPT_CACHE *psc, LONG *height)
3033 {
3034 HRESULT hr;
3035
3036 TRACE("(%p, %p, %p)\n", hdc, psc, height);
3037
3038 if (!height) return E_INVALIDARG;
3039 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
3040
3041 *height = get_cache_height(psc);
3042 return S_OK;
3043 }
3044
3045 /***********************************************************************
3046 * ScriptGetGlyphABCWidth (USP10.@)
3047 *
3048 * Retrieve the width of a glyph.
3049 *
3050 * PARAMS
3051 * hdc [I] Device context.
3052 * psc [I/O] Opaque pointer to a script cache.
3053 * glyph [I] Glyph to retrieve the width for.
3054 * abc [O] ABC widths of the glyph.
3055 *
3056 * RETURNS
3057 * Success: S_OK
3058 * Failure: Non-zero HRESULT value.
3059 */
3060 HRESULT WINAPI ScriptGetGlyphABCWidth(HDC hdc, SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
3061 {
3062 HRESULT hr;
3063
3064 TRACE("(%p, %p, 0x%04x, %p)\n", hdc, psc, glyph, abc);
3065
3066 if (!abc) return E_INVALIDARG;
3067 if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
3068
3069 if (!get_cache_glyph_widths(psc, glyph, abc))
3070 {
3071 if (!hdc) return E_PENDING;
3072 if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
3073 {
3074 if (!GetCharABCWidthsI(hdc, 0, 1, &glyph, abc)) return S_FALSE;
3075 }
3076 else
3077 {
3078 INT width;
3079 if (!GetCharWidth32W(hdc, glyph, glyph, &width)) return S_FALSE;
3080 abc->abcB = width;
3081 abc->abcA = abc->abcC = 0;
3082 }
3083 set_cache_glyph_widths(psc, glyph, abc);
3084 }
3085 return S_OK;
3086 }
3087
3088 /***********************************************************************
3089 * ScriptLayout (USP10.@)
3090 *
3091 * Map embedding levels to visual and/or logical order.
3092 *
3093 * PARAMS
3094 * runs [I] Size of level array.
3095 * level [I] Array of embedding levels.
3096 * vistolog [O] Map of embedding levels from visual to logical order.
3097 * logtovis [O] Map of embedding levels from logical to visual order.
3098 *
3099 * RETURNS
3100 * Success: S_OK
3101 * Failure: Non-zero HRESULT value.
3102 *
3103 * BUGS
3104 * This stub works correctly for any sequence of a single
3105 * embedding level but not for sequences of different
3106 * embedding levels, i.e. mixtures of RTL and LTR scripts.
3107 */
3108 HRESULT WINAPI ScriptLayout(int runs, const BYTE *level, int *vistolog, int *logtovis)
3109 {
3110 int* indexs;
3111 int ich;
3112
3113 TRACE("(%d, %p, %p, %p)\n", runs, level, vistolog, logtovis);
3114
3115 if (!level || (!vistolog && !logtovis))
3116 return E_INVALIDARG;
3117
3118 indexs = heap_alloc(sizeof(int) * runs);
3119 if (!indexs)
3120 return E_OUTOFMEMORY;
3121
3122
3123 if (vistolog)
3124 {
3125 for( ich = 0; ich < runs; ich++)
3126 indexs[ich] = ich;
3127
3128 ich = 0;
3129 while (ich < runs)
3130 ich += BIDI_ReorderV2lLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
3131 for (ich = 0; ich < runs; ich++)
3132 vistolog[ich] = indexs[ich];
3133 }
3134
3135
3136 if (logtovis)
3137 {
3138 for( ich = 0; ich < runs; ich++)
3139 indexs[ich] = ich;
3140
3141 ich = 0;
3142 while (ich < runs)
3143 ich += BIDI_ReorderL2vLevel(0, indexs+ich, level+ich, runs - ich, FALSE);
3144 for (ich = 0; ich < runs; ich++)
3145 logtovis[ich] = indexs[ich];
3146 }
3147 heap_free(indexs);
3148
3149 return S_OK;
3150 }
3151
3152 /***********************************************************************
3153 * ScriptStringGetLogicalWidths (USP10.@)
3154 *
3155 * Returns logical widths from a string analysis.
3156 *
3157 * PARAMS
3158 * ssa [I] string analysis.
3159 * piDx [O] logical widths returned.
3160 *
3161 * RETURNS
3162 * Success: S_OK
3163 * Failure: a non-zero HRESULT.
3164 */
3165 HRESULT WINAPI ScriptStringGetLogicalWidths(SCRIPT_STRING_ANALYSIS ssa, int *piDx)
3166 {
3167 int i, j, next = 0;
3168 StringAnalysis *analysis = ssa;
3169
3170 TRACE("%p, %p\n", ssa, piDx);
3171
3172 if (!analysis) return S_FALSE;
3173 if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
3174
3175 for (i = 0; i < analysis->numItems; i++)
3176 {
3177 int cChar = analysis->pItem[i+1].iCharPos - analysis->pItem[i].iCharPos;
3178 int direction = 1;
3179
3180 if (analysis->pItem[i].a.fRTL && ! analysis->pItem[i].a.fLogicalOrder)
3181 direction = -1;
3182
3183 for (j = 0; j < cChar; j++)
3184 {
3185 int k;
3186 int glyph = analysis->glyphs[i].pwLogClust[j];
3187 int clust_size = get_cluster_size(analysis->glyphs[i].pwLogClust,
3188 cChar, j, direction, NULL, NULL);
3189 int advance = get_glyph_cluster_advance(analysis->glyphs[i].piAdvance, analysis->glyphs[i].psva, analysis->glyphs[i].pwLogClust, analysis->glyphs[i].numGlyphs, cChar, glyph, direction);
3190
3191 for (k = 0; k < clust_size; k++)
3192 {
3193 piDx[next] = advance / clust_size;
3194 next++;
3195 if (k) j++;
3196 }
3197 }
3198 }
3199 return S_OK;
3200 }
3201
3202 /***********************************************************************
3203 * ScriptStringValidate (USP10.@)
3204 *
3205 * Validate a string analysis.
3206 *
3207 * PARAMS
3208 * ssa [I] string analysis.
3209 *
3210 * RETURNS
3211 * Success: S_OK
3212 * Failure: S_FALSE if invalid sequences are found
3213 * or a non-zero HRESULT if it fails.
3214 */
3215 HRESULT WINAPI ScriptStringValidate(SCRIPT_STRING_ANALYSIS ssa)
3216 {
3217 StringAnalysis *analysis = ssa;
3218
3219 TRACE("(%p)\n", ssa);
3220
3221 if (!analysis) return E_INVALIDARG;
3222 return (analysis->invalid) ? S_FALSE : S_OK;
3223 }
3224
3225 /***********************************************************************
3226 * ScriptString_pSize (USP10.@)
3227 *
3228 * Retrieve width and height of an analysed string.
3229 *
3230 * PARAMS
3231 * ssa [I] string analysis.
3232 *
3233 * RETURNS
3234 * Success: Pointer to a SIZE structure.
3235 * Failure: NULL
3236 */
3237 const SIZE * WINAPI ScriptString_pSize(SCRIPT_STRING_ANALYSIS ssa)
3238 {
3239 int i, j;
3240 StringAnalysis *analysis = ssa;
3241
3242 TRACE("(%p)\n", ssa);
3243
3244 if (!analysis) return NULL;
3245 if (!(analysis->dwFlags & SSA_GLYPHS)) return NULL;
3246
3247 if (!analysis->sz)
3248 {
3249 if (!(analysis->sz = heap_alloc(sizeof(SIZE)))) return NULL;
3250 analysis->sz->cy = analysis->glyphs[0].sc->tm.tmHeight;
3251
3252 analysis->sz->cx = 0;
3253 for (i = 0; i < analysis->numItems; i++)
3254 {
3255 if (analysis->glyphs[i].sc->tm.tmHeight > analysis->sz->cy)
3256 analysis->sz->cy = analysis->glyphs[i].sc->tm.tmHeight;
3257 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++)
3258 analysis->sz->cx += analysis->glyphs[i].piAdvance[j];
3259 }
3260 }
3261 return analysis->sz;
3262 }
3263
3264 /***********************************************************************
3265 * ScriptString_pLogAttr (USP10.@)
3266 *
3267 * Retrieve logical attributes of an analysed string.
3268 *
3269 * PARAMS
3270 * ssa [I] string analysis.
3271 *
3272 * RETURNS
3273 * Success: Pointer to an array of SCRIPT_LOGATTR structures.
3274 * Failure: NULL
3275 */
3276 const SCRIPT_LOGATTR * WINAPI ScriptString_pLogAttr(SCRIPT_STRING_ANALYSIS ssa)
3277 {
3278 StringAnalysis *analysis = ssa;
3279
3280 TRACE("(%p)\n", ssa);
3281
3282 if (!analysis) return NULL;
3283 if (!(analysis->dwFlags & SSA_BREAK)) return NULL;
3284 return analysis->logattrs;
3285 }
3286
3287 /***********************************************************************
3288 * ScriptString_pcOutChars (USP10.@)
3289 *
3290 * Retrieve the length of a string after clipping.
3291 *
3292 * PARAMS
3293 * ssa [I] String analysis.
3294 *
3295 * RETURNS
3296 * Success: Pointer to the length.
3297 * Failure: NULL
3298 */
3299 const int * WINAPI ScriptString_pcOutChars(SCRIPT_STRING_ANALYSIS ssa)
3300 {
3301 StringAnalysis *analysis = ssa;
3302
3303 TRACE("(%p)\n", ssa);
3304
3305 if (!analysis) return NULL;
3306 return &analysis->clip_len;
3307 }
3308
3309 /***********************************************************************
3310 * ScriptStringGetOrder (USP10.@)
3311 *
3312 * Retrieve a glyph order map.
3313 *
3314 * PARAMS
3315 * ssa [I] String analysis.
3316 * order [I/O] Array of glyph positions.
3317 *
3318 * RETURNS
3319 * Success: S_OK
3320 * Failure: a non-zero HRESULT.
3321 */
3322 HRESULT WINAPI ScriptStringGetOrder(SCRIPT_STRING_ANALYSIS ssa, UINT *order)
3323 {
3324 int i, j;
3325 unsigned int k;
3326 StringAnalysis *analysis = ssa;
3327
3328 TRACE("(%p)\n", ssa);
3329
3330 if (!analysis) return S_FALSE;
3331 if (!(analysis->dwFlags & SSA_GLYPHS)) return S_FALSE;
3332
3333 /* FIXME: handle RTL scripts */
3334 for (i = 0, k = 0; i < analysis->numItems; i++)
3335 for (j = 0; j < analysis->glyphs[i].numGlyphs; j++, k++)
3336 order[k] = k;
3337
3338 return S_OK;
3339 }
3340
3341 /***********************************************************************
3342 * ScriptGetLogicalWidths (USP10.@)
3343 *
3344 * Convert advance widths to logical widths.
3345 *
3346 * PARAMS
3347 * sa [I] Script analysis.
3348 * nbchars [I] Number of characters.
3349 * nbglyphs [I] Number of glyphs.
3350 * glyph_width [I] Array of glyph widths.
3351 * log_clust [I] Array of logical clusters.
3352 * sva [I] Visual attributes.
3353 * widths [O] Array of logical widths.
3354 *
3355 * RETURNS
3356 * Success: S_OK
3357 * Failure: a non-zero HRESULT.
3358 */
3359 HRESULT WINAPI ScriptGetLogicalWidths(const SCRIPT_ANALYSIS *sa, int nbchars, int nbglyphs,
3360 const int *glyph_width, const WORD *log_clust,
3361 const SCRIPT_VISATTR *sva, int *widths)
3362 {
3363 int i;
3364
3365 TRACE("(%p, %d, %d, %p, %p, %p, %p)\n",
3366 sa, nbchars, nbglyphs, glyph_width, log_clust, sva, widths);
3367
3368 /* FIXME */
3369 for (i = 0; i < nbchars; i++) widths[i] = glyph_width[i];
3370 return S_OK;
3371 }
3372
3373 /***********************************************************************
3374 * ScriptApplyLogicalWidth (USP10.@)
3375 *
3376 * Generate glyph advance widths.
3377 *
3378 * PARAMS
3379 * dx [I] Array of logical advance widths.
3380 * num_chars [I] Number of characters.
3381 * num_glyphs [I] Number of glyphs.
3382 * log_clust [I] Array of logical clusters.
3383 * sva [I] Visual attributes.
3384 * advance [I] Array of glyph advance widths.
3385 * sa [I] Script analysis.
3386 * abc [I/O] Summed ABC widths.
3387 * justify [O] Array of glyph advance widths.
3388 *
3389 * RETURNS
3390 * Success: S_OK
3391 * Failure: a non-zero HRESULT.
3392 */
3393 HRESULT WINAPI ScriptApplyLogicalWidth(const int *dx, int num_chars, int num_glyphs,
3394 const WORD *log_clust, const SCRIPT_VISATTR *sva,
3395 const int *advance, const SCRIPT_ANALYSIS *sa,
3396 ABC *abc, int *justify)
3397 {
3398 int i;
3399
3400 FIXME("(%p, %d, %d, %p, %p, %p, %p, %p, %p)\n",
3401 dx, num_chars, num_glyphs, log_clust, sva, advance, sa, abc, justify);
3402
3403 for (i = 0; i < num_chars; i++) justify[i] = advance[i];
3404 return S_OK;
3405 }
3406
3407 HRESULT WINAPI ScriptJustify(const SCRIPT_VISATTR *sva, const int *advance,
3408 int num_glyphs, int dx, int min_kashida, int *justify)
3409 {
3410 int i;
3411
3412 FIXME("(%p, %p, %d, %d, %d, %p)\n", sva, advance, num_glyphs, dx, min_kashida, justify);
3413
3414 for (i = 0; i < num_glyphs; i++) justify[i] = advance[i];
3415 return S_OK;
3416 }
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