2 * Implementation of Uniscribe Script Processor (usp10.dll)
4 * Copyright 2005 Steven Edwards for CodeWeavers
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 * Uniscribe allows for processing of complex scripts such as joining
22 * and filtering characters and bi-directional text with custom line breaks.
34 #include "wine/debug.h"
37 * some documentation here:
38 * http://www.microsoft.com/typography/developers/uniscribe/uniscribe.htm
41 WINE_DEFAULT_DEBUG_CHANNEL(uniscribe);
45 /* Set up a default for ScriptGetProperties */
46 static const SCRIPT_PROPERTIES Default_Script_0 = {0, 0, 0, 0, 0, 0, 0, 0,
48 static const SCRIPT_PROPERTIES Default_Script_1 = {0, 0, 0, 0, 0, 0, 0, 0,
50 static const SCRIPT_PROPERTIES Default_Script_2 = {0, 0, 0, 0, 0, 0, 0, 0,
52 static const SCRIPT_PROPERTIES Default_Script_3 = {9, 0, 0, 0, 0, 0, 0, 0,
54 static const SCRIPT_PROPERTIES Default_Script_4 = {9, 1, 0, 0, 0, 0, 0, 0,
56 static const SCRIPT_PROPERTIES Default_Script_5 = {9, 0, 0, 0, 0, 0, 0, 0,
58 static const SCRIPT_PROPERTIES Default_Script_6 = {9, 1, 0, 0, 0, 0, 0, 0,
60 static const SCRIPT_PROPERTIES Default_Script_7 = {8, 0, 0, 0, 0, 161, 0, 0,
62 static const SCRIPT_PROPERTIES *Global_Script[MAX_SCRIPTS] =
72 typedef struct scriptcache {
76 /***********************************************************************
80 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
83 case DLL_PROCESS_ATTACH:
84 DisableThreadLibraryCalls(hInstDLL);
86 case DLL_PROCESS_DETACH:
92 /***********************************************************************
93 * ScriptFreeCache (USP10.@)
96 HRESULT WINAPI ScriptFreeCache(SCRIPT_CACHE *psc)
101 HeapFree ( GetProcessHeap(), 0, *psc);
107 /***********************************************************************
108 * ScriptGetProperties (USP10.@)
111 HRESULT WINAPI ScriptGetProperties(const SCRIPT_PROPERTIES ***ppSp, int *piNumScripts)
113 TRACE("%p,%p\n", ppSp, piNumScripts);
115 if (!ppSp && !piNumScripts) return E_INVALIDARG;
117 /* Set up a sensible default and intialise pointers */
118 if (piNumScripts) *piNumScripts = MAX_SCRIPTS;
119 if (ppSp) *ppSp = Global_Script;
120 TRACE("ppSp:%p, *ppSp:%p, **ppSp:%p, %d\n",
121 ppSp, ppSp ? *ppSp : NULL, (ppSp && *ppSp) ? **ppSp : NULL,
122 piNumScripts ? *piNumScripts : -1);
126 /***********************************************************************
127 * ScriptGetFontProperties (USP10.@)
130 HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPROPERTIES *sfp)
133 Scriptcache *pScriptcache;
136 TRACE("%p,%p,%p\n", hdc, psc, sfp);
141 TRACE("No Script_Cache (psc) and no hdc. Ask for one. Hdc=%p, psc=%p\n", hdc, *psc);
145 pScriptcache = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Scriptcache) );
146 pScriptcache->hdc = (HDC) hdc;
148 *psc = (Scriptcache *) pScriptcache;
151 pScriptcache = (Scriptcache *) *psc;
152 phdc = pScriptcache->hdc;
155 if (sfp->cBytes != sizeof(SCRIPT_FONTPROPERTIES))
158 /* return something sensible? */
160 if (GetTextMetricsW(phdc, &ptm))
161 sfp->wgDefault = ptm.tmDefaultChar;
165 sfp->wgKashida = 0xffff;
166 sfp->iKashidaWidth = 0;
170 /***********************************************************************
171 * ScriptRecordDigitSubstitution (USP10.@)
173 * Record digit substitution settings for a given locale.
176 * locale [I] Locale identifier.
177 * sds [I] Structure to record substitution settings.
181 * Failure: E_POINTER if sds is NULL, E_INVALIDARG otherwise.
184 * http://blogs.msdn.com/michkap/archive/2006/02/22/536877.aspx
186 HRESULT WINAPI ScriptRecordDigitSubstitution(LCID locale, SCRIPT_DIGITSUBSTITUTE *sds)
190 TRACE("0x%x, %p\n", locale, sds);
192 /* This implementation appears to be correct for all languages, but it's
193 * not clear if sds->DigitSubstitute is ever set to anything except
194 * CONTEXT or NONE in reality */
196 if (!sds) return E_POINTER;
198 locale = ConvertDefaultLocale(locale);
200 if (!IsValidLocale(locale, LCID_INSTALLED))
203 plgid = PRIMARYLANGID(LANGIDFROMLCID(locale));
204 sds->TraditionalDigitLanguage = plgid;
206 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
207 sds->NationalDigitLanguage = plgid;
209 sds->NationalDigitLanguage = LANG_ENGLISH;
211 if (!GetLocaleInfoW(locale, LOCALE_IDIGITSUBSTITUTION | LOCALE_RETURN_NUMBER,
212 (LPWSTR)&sub, sizeof(sub)/sizeof(WCHAR))) return E_INVALIDARG;
217 if (plgid == LANG_ARABIC || plgid == LANG_FARSI)
218 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_CONTEXT;
220 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
223 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NONE;
226 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_NATIONAL;
229 sds->DigitSubstitute = SCRIPT_DIGITSUBSTITUTE_TRADITIONAL;
237 /***********************************************************************
238 * ScriptApplyDigitSubstitution (USP10.@)
240 * Apply digit substitution settings.
243 * sds [I] Structure with recorded substitution settings.
244 * sc [I] Script control structure.
245 * ss [I] Script state structure.
249 * Failure: E_INVALIDARG if sds is invalid. Otherwise an HRESULT.
251 HRESULT WINAPI ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE *sds,
252 SCRIPT_CONTROL *sc, SCRIPT_STATE *ss)
254 SCRIPT_DIGITSUBSTITUTE psds;
256 TRACE("%p, %p, %p\n", sds, sc, ss);
258 if (!sc || !ss) return E_POINTER;
262 if (ScriptRecordDigitSubstitution(LOCALE_USER_DEFAULT, &psds) != S_OK)
266 sc->uDefaultLanguage = LANG_ENGLISH;
267 sc->fContextDigits = 0;
268 ss->fDigitSubstitute = 0;
270 switch (sds->DigitSubstitute) {
271 case SCRIPT_DIGITSUBSTITUTE_CONTEXT:
272 case SCRIPT_DIGITSUBSTITUTE_NATIONAL:
273 case SCRIPT_DIGITSUBSTITUTE_NONE:
274 case SCRIPT_DIGITSUBSTITUTE_TRADITIONAL:
281 /***********************************************************************
282 * ScriptItemize (USP10.@)
285 HRESULT WINAPI ScriptItemize(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
286 const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
287 SCRIPT_ITEM *pItems, int *pcItems)
290 #define Numeric_start 0x0030
291 #define Numeric_stop 0x0039
292 #define Numeric_space 0x0020
293 #define Arabic_start 0x0600
294 #define Arabic_stop 0x06ff
295 #define Latin_start 0x0001
296 #define Latin_stop 0x024f
297 #define Script_Arabic 6
298 #define Script_Latin 1
299 #define Script_Numeric 5
301 int cnt = 0, index = 0;
302 int New_Script = SCRIPT_UNDEFINED;
304 TRACE("%s,%d,%d,%p,%p,%p,%p\n", debugstr_wn(pwcInChars, cInChars), cInChars, cMaxItems,
305 psControl, psState, pItems, pcItems);
307 if (!pwcInChars || !cInChars || !pItems || cMaxItems < 2)
310 if (pwcInChars[cnt] >= Numeric_start && pwcInChars[cnt] <= Numeric_stop)
311 pItems[index].a.eScript = Script_Numeric;
313 if (pwcInChars[cnt] >= Arabic_start && pwcInChars[cnt] <= Arabic_stop)
314 pItems[index].a.eScript = Script_Arabic;
316 if (pwcInChars[cnt] >= Latin_start && pwcInChars[cnt] <= Latin_stop)
317 pItems[index].a.eScript = Script_Latin;
319 pItems[index].a.eScript = SCRIPT_UNDEFINED;
320 pItems[index].iCharPos = 0;
321 /* Set the SCRIPT_ANALYSIS */
322 pItems[index].a.fRTL = 0;
323 pItems[index].a.fLayoutRTL = 0;
324 pItems[index].a.fLinkBefore = 0;
325 pItems[index].a.fLinkAfter = 0;
326 pItems[index].a.fLogicalOrder = 0;
327 pItems[index].a.fNoGlyphIndex = 0;
328 /* set the SCRIPT_STATE */
329 if (pItems[index].a.eScript == Script_Arabic)
330 pItems[index].a.s.uBidiLevel = 1;
332 pItems[index].a.s.uBidiLevel = 0;
333 pItems[index].a.s.fOverrideDirection = 0;
334 pItems[index].a.s.fInhibitSymSwap = FALSE;
335 pItems[index].a.s.fCharShape = 0;
336 pItems[index].a.s.fDigitSubstitute = 0;
337 pItems[index].a.s.fInhibitLigate = 0;
338 pItems[index].a.s.fDisplayZWG = 0;
339 pItems[index].a.s.fArabicNumContext = 0;
340 pItems[index].a.s.fGcpClusters = 0;
341 pItems[index].a.s.fReserved = 0;
342 pItems[index].a.s.fEngineReserved = 0;
343 TRACE("New_Script=%d, eScript=%d index=%d cnt=%d iCharPos=%d\n",
344 New_Script, pItems[index].a.eScript, index, cnt,
345 pItems[index].iCharPos = cnt);
347 for (cnt=0; cnt < cInChars; cnt++)
349 if ((pwcInChars[cnt] >= Numeric_start && pwcInChars[cnt] <= Numeric_stop)
350 || (New_Script == Script_Numeric && pwcInChars[cnt] == Numeric_space))
351 New_Script = Script_Numeric;
353 if ((pwcInChars[cnt] >= Arabic_start && pwcInChars[cnt] <= Arabic_stop)
354 || (New_Script == Script_Arabic && pwcInChars[cnt] == Numeric_space))
355 New_Script = Script_Arabic;
357 if ((WCHAR) pwcInChars[cnt] >= Latin_start && (WCHAR) pwcInChars[cnt] <= Latin_stop)
358 New_Script = Script_Latin;
360 New_Script = SCRIPT_UNDEFINED;
362 if (New_Script != pItems[index].a.eScript)
364 TRACE("New_Script=%d, eScript=%d ", New_Script, pItems[index].a.eScript);
366 if (index+1 > cMaxItems)
367 return E_OUTOFMEMORY;
368 pItems[index].iCharPos = cnt;
369 if (New_Script == Script_Arabic)
370 pItems[index].a.s.uBidiLevel = 1;
371 /* Set SCRIPT_ITEM */
372 pItems[index].iCharPos = cnt;
373 /* Set the SCRIPT_ANALYSIS */
374 pItems[index].a.eScript = New_Script;
375 pItems[index].a.fRTL = 0;
376 pItems[index].a.fLayoutRTL = 0;
377 pItems[index].a.fLinkBefore = 0;
378 pItems[index].a.fLinkAfter = 0;
379 pItems[index].a.fLogicalOrder = 0;
380 pItems[index].a.fNoGlyphIndex = 0;
381 /* set the SCRIPT_STATE */
382 if (New_Script == Script_Arabic)
383 pItems[index].a.s.uBidiLevel = 1;
385 pItems[index].a.s.uBidiLevel = 0;
386 pItems[index].a.s.fOverrideDirection = 0;
387 pItems[index].a.s.fInhibitSymSwap = FALSE;
388 pItems[index].a.s.fCharShape = 0;
389 pItems[index].a.s.fDigitSubstitute = 0;
390 pItems[index].a.s.fInhibitLigate = 0;
391 pItems[index].a.s.fDisplayZWG = 0;
392 pItems[index].a.s.fArabicNumContext = 0;
393 pItems[index].a.s.fGcpClusters = 0;
394 pItems[index].a.s.fReserved = 0;
395 pItems[index].a.s.fEngineReserved = 0;
396 TRACE("index=%d cnt=%d iCharPos=%d\n", index, cnt, pItems[index].iCharPos = cnt);
400 /* While not strictly necessary according to the spec, make sure the n+1
401 * item is set up to prevent random behaviour if the caller erroneously
402 * checks the n+1 structure */
403 pItems[index+1].a.eScript = 0;
404 pItems[index+1].a.fRTL = 0;
405 pItems[index+1].a.fLayoutRTL = 0;
406 pItems[index+1].a.fLinkBefore = 0;
407 pItems[index+1].a.fLinkAfter = 0;
408 pItems[index+1].a.fLogicalOrder = 0;
409 pItems[index+1].a.fNoGlyphIndex = 0;
410 /* set the SCRIPT_STATE */
411 pItems[index+1].a.s.uBidiLevel = 0;
412 pItems[index+1].a.s.fOverrideDirection = 0;
413 pItems[index+1].a.s.fInhibitSymSwap = FALSE;
414 pItems[index+1].a.s.fCharShape = 0;
415 pItems[index+1].a.s.fDigitSubstitute = 0;
416 pItems[index+1].a.s.fInhibitLigate = 0;
417 pItems[index+1].a.s.fDisplayZWG = 0;
418 pItems[index+1].a.s.fArabicNumContext = 0;
419 pItems[index+1].a.s.fGcpClusters = 0;
420 pItems[index+1].a.s.fReserved = 0;
421 pItems[index+1].a.s.fEngineReserved = 0;
422 TRACE("index=%d cnt=%d iCharPos=%d\n", index+1, cnt, pItems[index+1].iCharPos = cnt);
424 /* Set one SCRIPT_STATE item being returned */
425 *pcItems = index + 1;
427 /* Set SCRIPT_ITEM */
428 pItems[index+1].iCharPos = cnt; /* the last + 1 item
429 contains the ptr to the lastchar */
433 /***********************************************************************
434 * ScriptStringAnalyse (USP10.@)
437 HRESULT WINAPI ScriptStringAnalyse(HDC hdc,
444 SCRIPT_CONTROL *psControl,
445 SCRIPT_STATE *psState,
447 SCRIPT_TABDEF *pTabdef,
448 const BYTE *pbInClass,
449 SCRIPT_STRING_ANALYSIS *pssa)
451 FIXME("(%p,%p,%d,%d,%d,0x%x,%d,%p,%p,%p,%p,%p,%p): stub\n",
452 hdc, pString, cString, cGlyphs, iCharset, dwFlags,
453 iReqWidth, psControl, psState, piDx, pTabdef, pbInClass, pssa);
454 if (1 > cString || NULL == pString) {
457 if ((dwFlags & SSA_GLYPHS) && NULL == hdc) {
464 /***********************************************************************
465 * ScriptStringOut (USP10.@)
468 HRESULT WINAPI ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa,
477 FIXME("(%p,%d,%d,0x%1x,%p,%d,%d,%d): stub\n",
478 ssa, iX, iY, uOptions, prc, iMinSel, iMaxSel, fDisabled);
486 /***********************************************************************
487 * ScriptStringCPtoX (USP10.@)
490 HRESULT WINAPI ScriptStringCPtoX(SCRIPT_STRING_ANALYSIS ssa, int icp, BOOL fTrailing, int* pX)
492 FIXME("(%p), %d, %d, (%p): stub\n", ssa, icp, fTrailing, pX);
493 *pX = 0; /* Set a reasonable value */
497 /***********************************************************************
498 * ScriptStringXtoCP (USP10.@)
501 HRESULT WINAPI ScriptStringXtoCP(SCRIPT_STRING_ANALYSIS ssa, int iX, int* piCh, int* piTrailing)
503 FIXME("(%p), %d, (%p), (%p): stub\n", ssa, iX, piCh, piTrailing);
504 *piCh = 0; /* Set a reasonable value */
509 /***********************************************************************
510 * ScriptStringFree (USP10.@)
513 HRESULT WINAPI ScriptStringFree(SCRIPT_STRING_ANALYSIS *pssa) {
514 FIXME("(%p): stub\n",pssa);
518 /***********************************************************************
519 * ScriptCPtoX (USP10.@)
522 HRESULT WINAPI ScriptCPtoX(int iCP,
526 const WORD *pwLogClust,
527 const SCRIPT_VISATTR *psva,
528 const int *piAdvance,
529 const SCRIPT_ANALYSIS *psa,
535 TRACE("(%d,%d,%d,%d,%p,%p,%p,%p,%p)\n",
536 iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance,
538 for (item=0; item < cGlyphs; item++) /* total piAdvance */
539 fMaxPosX += piAdvance[item];
540 iPosX = (fMaxPosX/cGlyphs)*(iCP+fTrailing);
541 if (iPosX > fMaxPosX)
543 *piX = iPosX; /* Return something in range */
545 TRACE("*piX=%d\n", *piX);
549 /***********************************************************************
550 * ScriptXtoCP (USP10.@)
553 HRESULT WINAPI ScriptXtoCP(int iX,
556 const WORD *pwLogClust,
557 const SCRIPT_VISATTR *psva,
558 const int *piAdvance,
559 const SCRIPT_ANALYSIS *psa,
567 TRACE("(%d,%d,%d,%p,%p,%p,%p,%p,%p)\n",
568 iX, cChars, cGlyphs, pwLogClust, psva, piAdvance,
569 psa, piCP, piTrailing);
570 if (iX < 0) /* iX is before start of run */
577 for (item=0; item < cGlyphs; item++) /* total piAdvance */
578 fMaxPosX += piAdvance[item];
580 if (iX >= fMaxPosX) /* iX too large */
587 fAvePosX = fMaxPosX / cGlyphs;
588 for (item = 0; item < cGlyphs && iPosX < iX; item++)
589 iPosX = fAvePosX * (item +1);
590 if (iPosX - iX > fAvePosX/2)
593 *piTrailing = 1; /* yep we are over half way */
595 *piCP = item -1; /* Return character position */
596 TRACE("*piCP=%d iPposX=%d\n", *piCP, iPosX);
600 /***********************************************************************
601 * ScriptBreak (USP10.@)
604 HRESULT WINAPI ScriptBreak(const WCHAR *pwcChars, int cChars, const SCRIPT_ANALYSIS *psa,
605 SCRIPT_LOGATTR *psla)
607 FIXME("(%p,%d,%p,%p): stub\n",
608 pwcChars, cChars, psa, psla);
621 { 0, 0x0b, SIC_COMPLEX },
622 { 0x0c, 0x0c, SIC_NEUTRAL },
623 { 0x0d, 0x1f, SIC_COMPLEX },
624 { 0x20, 0x2f, SIC_NEUTRAL },
625 { 0x30, 0x39, SIC_ASCIIDIGIT },
626 { 0x3a, 0x40, SIC_NEUTRAL },
627 { 0x5b, 0x60, SIC_NEUTRAL },
628 { 0x7b, 0x7e, SIC_NEUTRAL },
629 { 0x7f, 0x9f, SIC_COMPLEX },
630 { 0xa0, 0xa5, SIC_NEUTRAL },
631 { 0xa7, 0xa8, SIC_NEUTRAL },
632 { 0xab, 0xab, SIC_NEUTRAL },
633 { 0xad, 0xad, SIC_NEUTRAL },
634 { 0xaf, 0xaf, SIC_NEUTRAL },
635 { 0xb0, 0xb1, SIC_NEUTRAL },
636 { 0xb4, 0xb4, SIC_NEUTRAL },
637 { 0xb6, 0xb8, SIC_NEUTRAL },
638 { 0xbb, 0xbf, SIC_NEUTRAL },
639 { 0xd7, 0xd7, SIC_NEUTRAL },
640 { 0xf7, 0xf7, SIC_NEUTRAL },
641 { 0x2b9, 0x2ba, SIC_NEUTRAL },
642 { 0x2c2, 0x2cf, SIC_NEUTRAL },
643 { 0x2d2, 0x2df, SIC_NEUTRAL },
644 { 0x2e5, 0x2e9, SIC_COMPLEX },
645 { 0x2ea, 0x2ed, SIC_NEUTRAL },
646 { 0x300, 0x362, SIC_COMPLEX },
647 { 0x530, 0x60b, SIC_COMPLEX },
648 { 0x60c, 0x60d, SIC_NEUTRAL },
649 { 0x60e, 0x669, SIC_COMPLEX },
650 { 0x66a, 0x66a, SIC_NEUTRAL },
651 { 0x66b, 0x6e8, SIC_COMPLEX },
652 { 0x6e9, 0x6e9, SIC_NEUTRAL },
653 { 0x6ea, 0x7bf, SIC_COMPLEX },
654 { 0x900, 0x1360, SIC_COMPLEX },
655 { 0x137d, 0x137f, SIC_COMPLEX },
656 { 0x1680, 0x1680, SIC_NEUTRAL },
657 { 0x1780, 0x18af, SIC_COMPLEX },
658 { 0x2000, 0x200a, SIC_NEUTRAL },
659 { 0x200b, 0x200f, SIC_COMPLEX },
660 { 0x2010, 0x2016, SIC_NEUTRAL },
661 { 0x2018, 0x2022, SIC_NEUTRAL },
662 { 0x2024, 0x2028, SIC_NEUTRAL },
663 { 0x2029, 0x202e, SIC_COMPLEX },
664 { 0x202f, 0x2037, SIC_NEUTRAL },
665 { 0x2039, 0x203c, SIC_NEUTRAL },
666 { 0x2044, 0x2046, SIC_NEUTRAL },
667 { 0x206a, 0x206f, SIC_COMPLEX },
668 { 0x207a, 0x207e, SIC_NEUTRAL },
669 { 0x208a, 0x20aa, SIC_NEUTRAL },
670 { 0x20ac, 0x20cf, SIC_NEUTRAL },
671 { 0x20d0, 0x20ff, SIC_COMPLEX },
672 { 0x2103, 0x2103, SIC_NEUTRAL },
673 { 0x2105, 0x2105, SIC_NEUTRAL },
674 { 0x2109, 0x2109, SIC_NEUTRAL },
675 { 0x2116, 0x2116, SIC_NEUTRAL },
676 { 0x2121, 0x2122, SIC_NEUTRAL },
677 { 0x212e, 0x212e, SIC_NEUTRAL },
678 { 0x2153, 0x2154, SIC_NEUTRAL },
679 { 0x215b, 0x215e, SIC_NEUTRAL },
680 { 0x2190, 0x2199, SIC_NEUTRAL },
681 { 0x21b8, 0x21b9, SIC_NEUTRAL },
682 { 0x21d2, 0x21d2, SIC_NEUTRAL },
683 { 0x21d4, 0x21d4, SIC_NEUTRAL },
684 { 0x21e7, 0x21e7, SIC_NEUTRAL },
685 { 0x2200, 0x2200, SIC_NEUTRAL },
686 { 0x2202, 0x2203, SIC_NEUTRAL },
687 { 0x2207, 0x2208, SIC_NEUTRAL },
688 { 0x220b, 0x220b, SIC_NEUTRAL },
689 { 0x220f, 0x220f, SIC_NEUTRAL },
690 { 0x2211, 0x2213, SIC_NEUTRAL },
691 { 0x2215, 0x2215, SIC_NEUTRAL },
692 { 0x221a, 0x221a, SIC_NEUTRAL },
693 { 0x221d, 0x2220, SIC_NEUTRAL },
694 { 0x2223, 0x2223, SIC_NEUTRAL },
695 { 0x2225, 0x2225, SIC_NEUTRAL },
696 { 0x2227, 0x222c, SIC_NEUTRAL },
697 { 0x222e, 0x222e, SIC_NEUTRAL },
698 { 0x2234, 0x2237, SIC_NEUTRAL },
699 { 0x223c, 0x223d, SIC_NEUTRAL },
700 { 0x2248, 0x2248, SIC_NEUTRAL },
701 { 0x224c, 0x224c, SIC_NEUTRAL },
702 { 0x2252, 0x2252, SIC_NEUTRAL },
703 { 0x2260, 0x2261, SIC_NEUTRAL },
704 { 0x2264, 0x2267, SIC_NEUTRAL },
705 { 0x226a, 0x226b, SIC_NEUTRAL },
706 { 0x226e, 0x226f, SIC_NEUTRAL },
707 { 0x2282, 0x2283, SIC_NEUTRAL },
708 { 0x2286, 0x2287, SIC_NEUTRAL },
709 { 0x2295, 0x2295, SIC_NEUTRAL },
710 { 0x2299, 0x2299, SIC_NEUTRAL },
711 { 0x22a5, 0x22a5, SIC_NEUTRAL },
712 { 0x22bf, 0x22bf, SIC_NEUTRAL },
713 { 0x2312, 0x2312, SIC_NEUTRAL },
714 { 0x24ea, 0x24ea, SIC_COMPLEX },
715 { 0x2500, 0x254b, SIC_NEUTRAL },
716 { 0x2550, 0x256d, SIC_NEUTRAL },
717 { 0x256e, 0x2574, SIC_NEUTRAL },
718 { 0x2581, 0x258f, SIC_NEUTRAL },
719 { 0x2592, 0x2595, SIC_NEUTRAL },
720 { 0x25a0, 0x25a1, SIC_NEUTRAL },
721 { 0x25a3, 0x25a9, SIC_NEUTRAL },
722 { 0x25b2, 0x25b3, SIC_NEUTRAL },
723 { 0x25b6, 0x25b7, SIC_NEUTRAL },
724 { 0x25bc, 0x25bd, SIC_NEUTRAL },
725 { 0x25c0, 0x25c1, SIC_NEUTRAL },
726 { 0x25c6, 0x25c8, SIC_NEUTRAL },
727 { 0x25cb, 0x25cb, SIC_NEUTRAL },
728 { 0x25ce, 0x25d1, SIC_NEUTRAL },
729 { 0x25e2, 0x25e5, SIC_NEUTRAL },
730 { 0x25ef, 0x25ef, SIC_NEUTRAL },
731 { 0x2605, 0x2606, SIC_NEUTRAL },
732 { 0x2609, 0x2609, SIC_NEUTRAL },
733 { 0x260e, 0x260f, SIC_NEUTRAL },
734 { 0x261c, 0x261c, SIC_NEUTRAL },
735 { 0x261e, 0x261e, SIC_NEUTRAL },
736 { 0x2640, 0x2640, SIC_NEUTRAL },
737 { 0x2642, 0x2642, SIC_NEUTRAL },
738 { 0x2660, 0x2661, SIC_NEUTRAL },
739 { 0x2663, 0x2665, SIC_NEUTRAL },
740 { 0x2667, 0x266a, SIC_NEUTRAL },
741 { 0x266c, 0x266d, SIC_NEUTRAL },
742 { 0x266f, 0x266f, SIC_NEUTRAL },
743 { 0x273d, 0x273d, SIC_NEUTRAL },
744 { 0x2e80, 0x312f, SIC_COMPLEX },
745 { 0x3190, 0x31bf, SIC_COMPLEX },
746 { 0x31f0, 0x31ff, SIC_COMPLEX },
747 { 0x3220, 0x325f, SIC_COMPLEX },
748 { 0x3280, 0xa4ff, SIC_COMPLEX },
749 { 0xd800, 0xdfff, SIC_COMPLEX },
750 { 0xe000, 0xf8ff, SIC_NEUTRAL },
751 { 0xf900, 0xfaff, SIC_COMPLEX },
752 { 0xfb13, 0xfb28, SIC_COMPLEX },
753 { 0xfb29, 0xfb29, SIC_NEUTRAL },
754 { 0xfb2a, 0xfb4f, SIC_COMPLEX },
755 { 0xfd3e, 0xfd3f, SIC_NEUTRAL },
756 { 0xfdd0, 0xfdef, SIC_COMPLEX },
757 { 0xfe20, 0xfe6f, SIC_COMPLEX },
758 { 0xfeff, 0xfeff, SIC_COMPLEX },
759 { 0xff01, 0xff5e, SIC_COMPLEX },
760 { 0xff61, 0xff9f, SIC_COMPLEX },
761 { 0xffe0, 0xffe6, SIC_COMPLEX },
762 { 0xffe8, 0xffee, SIC_COMPLEX },
763 { 0xfff9, 0xfffb, SIC_COMPLEX },
764 { 0xfffe, 0xfffe, SIC_COMPLEX }
767 /***********************************************************************
768 * ScriptIsComplex (USP10.@)
770 * Determine if a string is complex.
773 * chars [I] Array of characters to test.
774 * len [I] Length in characters.
782 * Behaviour matches that of WinXP.
784 HRESULT WINAPI ScriptIsComplex(const WCHAR *chars, int len, DWORD flag)
788 TRACE("(%s,%d,0x%x)\n", debugstr_wn(chars, len), len, flag);
790 for (i = 0; i < len; i++)
792 for (j = 0; j < sizeof(complex_ranges)/sizeof(complex_ranges[0]); j++)
794 if (chars[i] >= complex_ranges[j].start &&
795 chars[i] <= complex_ranges[j].end &&
796 (flag & complex_ranges[j].flag)) return S_OK;
802 /***********************************************************************
803 * ScriptShape (USP10.@)
806 HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars,
807 int cChars, int cMaxGlyphs,
808 SCRIPT_ANALYSIS *psa, WORD *pwOutGlyphs, WORD *pwLogClust,
809 SCRIPT_VISATTR *psva, int *pcGlyphs)
811 /* Note SCRIPT_CACHE (*psc) appears to be a good place to save info that needs to be
812 * passed between functions. */
817 Scriptcache *pScriptcache;
819 FIXME("(%p, %p, %p, %d, %d, %p): semi-stub\n", hdc, psc, pwcChars,
820 cChars, cMaxGlyphs, psa);
821 if (psa) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa->eScript, psa->fRTL, psa->fLayoutRTL,
822 psa->fLinkBefore, psa->fLinkAfter,
823 psa->fLogicalOrder, psa->fNoGlyphIndex);
825 if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
828 TRACE("No Script_Cache (psc) and no hdc. Ask for one. Hdc=%p, psc=%p\n", hdc, *psc);
832 pScriptcache = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Scriptcache) );
833 pScriptcache->hdc = (HDC) hdc;
835 *psc = (Scriptcache *) pScriptcache;
838 pScriptcache = (Scriptcache *) *psc;
839 phdc = pScriptcache->hdc;
843 for (cnt = 0; cnt < cChars; cnt++)
844 TRACE("%4x",pwcChars[cnt]);
847 if (!psa->fNoGlyphIndex) { /* Glyph translate */
848 hr = GetGlyphIndicesW(phdc, pwcChars, cChars, pwOutGlyphs, 0);
850 for (cnt = 0; cnt < cChars; cnt++) {
851 TRACE("%04x",pwOutGlyphs[cnt]);
857 for (cnt = 0; cnt < cChars; cnt++) { /* no translate so set up */
858 pwOutGlyphs[cnt] = pwcChars[cnt]; /* copy in to out and */
859 TRACE("%04x",pwOutGlyphs[cnt]);
864 /* Set up a valid SCRIPT_VISATTR and LogClust for each char in this run */
865 for (cnt = 0; cnt < cChars; cnt++) {
866 psva[cnt].uJustification = 2;
867 psva[cnt].fClusterStart = 1;
868 psva[cnt].fDiacritic = 0;
869 psva[cnt].fZeroWidth = 0;
870 pwLogClust[cnt] = cnt;
875 /***********************************************************************
876 * ScriptPlace (USP10.@)
879 HRESULT WINAPI ScriptPlace(HDC hdc, SCRIPT_CACHE *psc, const WORD *pwGlyphs,
880 int cGlyphs, const SCRIPT_VISATTR *psva,
881 SCRIPT_ANALYSIS *psa, int *piAdvance, GOFFSET *pGoffset, ABC *pABC )
886 Scriptcache *pScriptcache;
887 FIXME("(%p, %p, %p, %s, %d, %p, %p, %p): semi-stub\n", hdc, psc, pwGlyphs,
888 debugstr_wn(pwGlyphs, cGlyphs),
892 /* We need a valid hdc to do any of the font calls. The spec says that hdc is optional and
893 * psc will be used first. If psc and hdc are not specified E_PENDING is returned to get
894 * the caller to return the hdc. For convenience, the hdc is cached in SCRIPT_CACHE. */
897 TRACE("No Script_Cache (psc) and no hdc. Ask for one. Hdc=%p, psc=%p\n", hdc, *psc);
901 pScriptcache = HeapAlloc( GetProcessHeap(), 0, sizeof(Scriptcache) );
902 pScriptcache->hdc = hdc;
908 phdc = pScriptcache->hdc;
911 /* Here we need to calculate the width of the run unit. At this point the input string
912 * has been converted to glyphs and we still need to translate back to the original chars
913 * to get the correct ABC widths. */
915 lpABC = HeapAlloc(GetProcessHeap(), 0 , sizeof(ABC)*cGlyphs);
919 if (!GetCharABCWidthsI(phdc, 0, cGlyphs, (WORD *) pwGlyphs, lpABC ))
921 WARN("Could not get ABC values\n");
922 for (wcnt = 0; wcnt < cGlyphs; wcnt++) {
924 pGoffset[wcnt].du = 0;
925 pGoffset[wcnt].dv = 0;
930 for (wcnt = 0; wcnt < cGlyphs ; wcnt++) { /* add up the char lengths */
931 TRACE(" Glyph=%04x, abcA=%d, abcB=%d, abcC=%d wcnt=%d\n",
935 lpABC[wcnt].abcC, wcnt);
936 pABC->abcA += lpABC[wcnt].abcA;
937 pABC->abcB += lpABC[wcnt].abcB;
938 pABC->abcC += lpABC[wcnt].abcC;
939 piAdvance[wcnt] = lpABC[wcnt].abcA + lpABC[wcnt].abcB + lpABC[wcnt].abcC;
940 pGoffset[wcnt].du = 0;
941 pGoffset[wcnt].dv = 0;
944 TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC->abcA, pABC->abcB, pABC->abcC);
946 HeapFree(GetProcessHeap(), 0, lpABC );
951 /***********************************************************************
952 * ScriptGetCMap (USP10.@)
955 HRESULT WINAPI ScriptGetCMap(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcInChars,
956 int cChars, DWORD dwFlags, WORD *pwOutGlyphs)
961 Scriptcache *pScriptcache;
962 FIXME("(%p,%p,%s,%d,0x%x,%p): semi-stub\n", hdc, psc, debugstr_wn(pwcInChars,cChars),
963 cChars, dwFlags, pwOutGlyphs);
969 TRACE("No Script_Cache (psc) and no hdc. Ask for one. Hdc=%p, psc=%p\n", hdc, *psc);
973 pScriptcache = HeapAlloc( GetProcessHeap(), 0, sizeof(Scriptcache) );
974 pScriptcache->hdc = hdc;
980 phdc = pScriptcache->hdc;
984 for (cnt = 0; cnt < cChars; cnt++)
985 TRACE("%4x",pwcInChars[cnt]);
988 hr = GetGlyphIndicesW(phdc, pwcInChars, cChars, pwOutGlyphs, 0);
990 for (cnt = 0; cnt < cChars; cnt++) {
991 TRACE("%04x",pwOutGlyphs[cnt]);
998 /***********************************************************************
999 * ScriptTextOut (USP10.@)
1002 HRESULT WINAPI ScriptTextOut(const HDC hdc, SCRIPT_CACHE *psc, int x, int y, UINT fuOptions,
1003 const RECT *lprc, const SCRIPT_ANALYSIS *psa, const WCHAR *pwcReserved,
1004 int iReserved, const WORD *pwGlyphs, int cGlyphs, const int *piAdvance,
1005 const int *piJustify, const GOFFSET *pGoffset)
1009 Scriptcache *pScriptcache;
1010 TRACE ("(%p, %p, %d, %d, %04x, %p, %p, %p, %d, %p, %d, %p, %p, %p): stub\n",
1011 hdc, psc, x, y, fuOptions, lprc, psa, pwcReserved, iReserved, pwGlyphs, cGlyphs,
1012 piAdvance, piJustify, pGoffset);
1014 if (!hdc || !psc || !piAdvance || !psa || !pwGlyphs) /* hdc is mandatory */
1015 return E_INVALIDARG;
1018 pScriptcache = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Scriptcache) );
1019 pScriptcache->hdc = hdc;
1021 *psc = pScriptcache;
1023 pScriptcache = *psc;
1024 phdc = pScriptcache->hdc;
1027 fuOptions &= ETO_CLIPPED + ETO_OPAQUE;
1028 if (!psa->fNoGlyphIndex) /* Have Glyphs? */
1029 fuOptions |= ETO_GLYPH_INDEX; /* Say don't do translation to glyph */
1031 hr = ExtTextOutW(phdc, x, y, fuOptions, lprc, pwGlyphs, cGlyphs, NULL);
1033 if (hr) return S_OK;
1035 FIXME("ExtTextOut returned:=%d\n", hr);
1040 /***********************************************************************
1041 * ScriptCacheGetHeight (USP10.@)
1043 * Retrieve the height of the font in the cache.
1046 * hdc [I] Device context.
1047 * psc [I/O] Opaque pointer to a script cache.
1048 * height [O] Receives font height.
1052 * Failure: Non-zero HRESULT value.
1054 HRESULT WINAPI ScriptCacheGetHeight(HDC hdc, SCRIPT_CACHE *psc, long *height)
1057 Scriptcache *pScriptcache;
1060 TRACE("(%p, %p, %p)\n", hdc, psc, height);
1062 if (!psc || !height)
1063 return E_INVALIDARG;
1065 if (!hdc) return E_PENDING;
1068 pScriptcache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Scriptcache));
1069 pScriptcache->hdc = hdc;
1071 *psc = pScriptcache;
1073 pScriptcache = *psc;
1074 phdc = pScriptcache->hdc;
1077 /* FIXME: get this from the cache */
1078 if (!GetTextMetricsW(phdc, &metric))
1079 return E_INVALIDARG;
1081 *height = metric.tmHeight;
1085 /***********************************************************************
1086 * ScriptGetGlyphABCWidth (USP10.@)
1088 * Retrieve the width of a glyph.
1091 * hdc [I] Device context.
1092 * psc [I/O] Opaque pointer to a script cache.
1093 * glyph [I] Glyph to retrieve the width for.
1094 * abc [O] ABC widths of the glyph.
1098 * Failure: Non-zero HRESULT value.
1100 HRESULT WINAPI ScriptGetGlyphABCWidth(HDC hdc, SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
1103 Scriptcache *pScriptcache;
1105 TRACE("(%p, %p, 0x%04x, %p)\n", hdc, psc, glyph, abc);
1108 return E_INVALIDARG;
1110 if (!hdc) return E_PENDING;
1113 pScriptcache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Scriptcache));
1114 pScriptcache->hdc = hdc;
1116 *psc = pScriptcache;
1118 pScriptcache = *psc;
1119 phdc = pScriptcache->hdc;
1122 /* FIXME: get this from the cache */
1123 if (!GetCharABCWidthsW(phdc, glyph, glyph, abc))
1129 /***********************************************************************
1130 * ScriptLayout (USP10.@)
1132 * Map embedding levels to visual and/or logical order.
1135 * runs [I] Size of level array.
1136 * level [I] Array of embedding levels.
1137 * vistolog [O] Map of embedding levels from visual to logical order.
1138 * logtovis [O] Map of embedding levels from logical to visual order.
1142 * Failure: Non-zero HRESULT value.
1145 * This stub works correctly for any sequence of a single
1146 * embedding level but not for sequences of different
1147 * embedding levels, i.e. mixtures of RTL and LTR scripts.
1149 HRESULT WINAPI ScriptLayout(int runs, const BYTE *level, int *vistolog, int *logtovis)
1151 int i, j = runs - 1, k = 0;
1153 FIXME("(%d, %p, %p, %p): stub\n", runs, level, vistolog, logtovis);
1155 if (!level || (!vistolog && !logtovis))
1156 return E_INVALIDARG;
1158 for (i = 0; i < runs; i++)
1162 if (vistolog) *vistolog++ = j;
1163 if (logtovis) *logtovis++ = j;
1168 if (vistolog) *vistolog++ = k;
1169 if (logtovis) *logtovis++ = k;
1176 /***********************************************************************
1177 * ScriptStringValidate (USP10.@)
1179 * Validate a string analysis.
1182 * ssa [I] string analysis.
1186 * Failure: S_FALSE if invalid sequences are found
1187 * or a non-zero HRESULT if it fails.
1189 HRESULT WINAPI ScriptStringValidate(SCRIPT_STRING_ANALYSIS ssa)
1191 FIXME("(%p): stub\n", ssa);