/* * Implementation of Uniscribe Script Processor (usp10.dll) * * Copyright 2005 Steven Edwards for CodeWeavers * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA * * Notes: * Uniscribe allows for processing of complex scripts such as joining * and filtering characters and bi-directional text with custom line breaks. */ #include #include "windef.h" #include "winbase.h" #include "wingdi.h" #include "winuser.h" #include "usp10.h" #include "wine/debug.h" /** * some documentation here: * http://www.microsoft.com/typography/developers/uniscribe/uniscribe.htm */ WINE_DEFAULT_DEBUG_CHANNEL(uniscribe); #define MAX_SCRIPTS 8 /* Set up a default for ScriptGetProperties */ static const SCRIPT_PROPERTIES Default_Script_0 = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static const SCRIPT_PROPERTIES Default_Script_1 = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static const SCRIPT_PROPERTIES Default_Script_2 = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static const SCRIPT_PROPERTIES Default_Script_3 = {9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static const SCRIPT_PROPERTIES Default_Script_4 = {9, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static const SCRIPT_PROPERTIES Default_Script_5 = {9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0}; static const SCRIPT_PROPERTIES Default_Script_6 = {9, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0}; static const SCRIPT_PROPERTIES Default_Script_7 = {8, 0, 0, 0, 0, 161, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static const SCRIPT_PROPERTIES *Global_Script[MAX_SCRIPTS] = {&Default_Script_0, &Default_Script_1, &Default_Script_2, &Default_Script_3, &Default_Script_4, &Default_Script_5, &Default_Script_6, &Default_Script_7}; typedef struct scriptcache { HDC hdc; } Scriptcache; /*********************************************************************** * DllMain * */ BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv) { switch(fdwReason) { case DLL_PROCESS_ATTACH: DisableThreadLibraryCalls(hInstDLL); break; case DLL_PROCESS_DETACH: break; } return TRUE; } /*********************************************************************** * ScriptFreeCache (USP10.@) * */ HRESULT WINAPI ScriptFreeCache(SCRIPT_CACHE *psc) { TRACE("%p\n", psc); if (psc) { HeapFree ( GetProcessHeap(), 0, *psc); *psc = NULL; } return 0; } /*********************************************************************** * ScriptGetProperties (USP10.@) * */ HRESULT WINAPI ScriptGetProperties(const SCRIPT_PROPERTIES ***ppSp, int *piNumScripts) { TRACE("%p,%p\n", ppSp, piNumScripts); if (!ppSp && !piNumScripts) return E_INVALIDARG; /* Set up a sensible default and intialise pointers */ if (piNumScripts) *piNumScripts = MAX_SCRIPTS; if (ppSp) *ppSp = Global_Script; TRACE("ppSp:%p, *ppSp:%p, **ppSp:%p, %d\n", ppSp, ppSp ? *ppSp : NULL, (ppSp && *ppSp) ? **ppSp : NULL, piNumScripts ? *piNumScripts : -1); return 0; } /*********************************************************************** * ScriptGetFontProperties (USP10.@) * */ HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPROPERTIES *sfp) { HDC phdc; Scriptcache *pScriptcache; TEXTMETRICW ptm; TRACE("%p,%p,%p\n", hdc, psc, sfp); if (!psc || !sfp) return E_INVALIDARG; if (!hdc && !*psc) { TRACE("No Script_Cache (psc) and no hdc. Ask for one. Hdc=%p, psc=%p\n", hdc, *psc); return E_PENDING; } else if (hdc && !*psc) { pScriptcache = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Scriptcache) ); pScriptcache->hdc = (HDC) hdc; phdc = hdc; *psc = (Scriptcache *) pScriptcache; } else if (*psc) { pScriptcache = (Scriptcache *) *psc; phdc = pScriptcache->hdc; } if (sfp->cBytes != sizeof(SCRIPT_FONTPROPERTIES)) return E_INVALIDARG; /* return something sensible? */ sfp->wgBlank = 0; if (GetTextMetricsW(phdc, &ptm)) sfp->wgDefault = ptm.tmDefaultChar; else sfp->wgDefault = 0; sfp->wgInvalid = 0; sfp->wgKashida = 0xffff; sfp->iKashidaWidth = 0; return 0; } /*********************************************************************** * ScriptRecordDigitSubstitution (USP10.@) * */ HRESULT WINAPI ScriptRecordDigitSubstitution(LCID Locale,SCRIPT_DIGITSUBSTITUTE *psds) { FIXME("%ld,%p\n",Locale,psds); return E_NOTIMPL; } /*********************************************************************** * ScriptApplyDigitSubstitution (USP10.@) * */ HRESULT WINAPI ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE* psds, SCRIPT_CONTROL* psc, SCRIPT_STATE* pss) { FIXME("%p,%p,%p\n",psds,psc,pss); return E_NOTIMPL; } /*********************************************************************** * ScriptItemize (USP10.@) * */ HRESULT WINAPI ScriptItemize(const WCHAR *pwcInChars, int cInChars, int cMaxItems, const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState, SCRIPT_ITEM *pItems, int *pcItems) { /* This implementation currently treats the entire string represented in * pwcInChars as a single entity. Hence pcItems will be set to 1. */ FIXME("%s,%d,%d,%p,%p,%p,%p: semi-stub\n", debugstr_wn(pwcInChars, cInChars), cInChars, cMaxItems, psControl, psState, pItems, pcItems); if (!pwcInChars || !cInChars || !pItems || cMaxItems < 2) return E_INVALIDARG; /* Set a sensible default */ /* Set SCRIPT_ITEM */ pItems[0].iCharPos = 0; /* Set the SCRIPT_ANALYSIS */ pItems[0].a.eScript = SCRIPT_UNDEFINED; pItems[0].a.fRTL = 0; pItems[0].a.fLayoutRTL = 0; pItems[0].a.fLinkBefore = 0; pItems[0].a.fLinkAfter = 0; pItems[0].a.fLogicalOrder = 0; pItems[0].a.fNoGlyphIndex = 0; /* set the SCRIPT_STATE */ pItems[0].a.s.uBidiLevel = 0; pItems[0].a.s.fOverrideDirection = 0; pItems[0].a.s.fInhibitSymSwap = FALSE; pItems[0].a.s.fCharShape = 0; pItems[0].a.s.fDigitSubstitute = 0; pItems[0].a.s.fInhibitLigate = 0; pItems[0].a.s.fDisplayZWG = 0; pItems[0].a.s.fArabicNumContext = 0; pItems[0].a.s.fGcpClusters = 0; pItems[0].a.s.fReserved = 0; pItems[0].a.s.fEngineReserved = 0; /* While not strickly necessary according to the spec, make sure the n+1 * item is set up to prevent random behaviour if the caller eroneously * checks the n+1 structure */ pItems[1].a.eScript = 0; pItems[1].a.fRTL = 0; pItems[1].a.fLayoutRTL = 0; pItems[1].a.fLinkBefore = 0; pItems[1].a.fLinkAfter = 0; pItems[1].a.fLogicalOrder = 0; pItems[1].a.fNoGlyphIndex = 0; /* set the SCRIPT_STATE */ pItems[1].a.s.uBidiLevel = 0; pItems[1].a.s.fOverrideDirection = 0; pItems[1].a.s.fInhibitSymSwap = FALSE; pItems[1].a.s.fCharShape = 0; pItems[1].a.s.fDigitSubstitute = 0; pItems[1].a.s.fInhibitLigate = 0; pItems[1].a.s.fDisplayZWG = 0; pItems[1].a.s.fArabicNumContext = 0; pItems[1].a.s.fGcpClusters = 0; pItems[1].a.s.fReserved = 0; pItems[1].a.s.fEngineReserved = 0; /* Set one SCRIPT_STATE item being returned */ *pcItems = 1; /* Set SCRIPT_ITEM */ pItems[1].iCharPos = cInChars - pItems[0].iCharPos ; /* the last + 1 item contains the ptr to the lastchar */ TRACE("%s,%d,%d,%p,%p,%p,%p,%d\n", debugstr_wn(pwcInChars, cInChars), cInChars, cMaxItems, psControl, psState, pItems, pcItems, *pcItems); TRACE("Start Pos in string: %d, Stop Pos %d\n", pItems[0].iCharPos, pItems[1].iCharPos); return 0; } /*********************************************************************** * ScriptStringAnalyse (USP10.@) * */ HRESULT WINAPI ScriptStringAnalyse(HDC hdc, const void *pString, int cString, int cGlyphs, int iCharset, DWORD dwFlags, int iReqWidth, SCRIPT_CONTROL *psControl, SCRIPT_STATE *psState, const int *piDx, SCRIPT_TABDEF *pTabdef, const BYTE *pbInClass, SCRIPT_STRING_ANALYSIS *pssa) { FIXME("(%p,%p,%d,%d,%d,0x%lx,%d,%p,%p,%p,%p,%p,%p): stub\n", hdc, pString, cString, cGlyphs, iCharset, dwFlags, iReqWidth, psControl, psState, piDx, pTabdef, pbInClass, pssa); if (1 > cString || NULL == pString) { return E_INVALIDARG; } if ((dwFlags & SSA_GLYPHS) && NULL == hdc) { return E_PENDING; } return E_NOTIMPL; } /*********************************************************************** * ScriptStringOut (USP10.@) * */ HRESULT WINAPI ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa, int iX, int iY, UINT uOptions, const RECT *prc, int iMinSel, int iMaxSel, BOOL fDisabled) { FIXME("(%p,%d,%d,0x%1x,%p,%d,%d,%d): stub\n", ssa, iX, iY, uOptions, prc, iMinSel, iMaxSel, fDisabled); if (!ssa) { return E_INVALIDARG; } return E_NOTIMPL; } /*********************************************************************** * ScriptStringCPtoX (USP10.@) * */ HRESULT WINAPI ScriptStringCPtoX(SCRIPT_STRING_ANALYSIS ssa, int icp, BOOL fTrailing, int* pX) { FIXME("(%p), %d, %d, (%p): stub\n", ssa, icp, fTrailing, pX); *pX = 0; /* Set a reasonable value */ return S_OK; } /*********************************************************************** * ScriptStringXtoCP (USP10.@) * */ HRESULT WINAPI ScriptStringXtoCP(SCRIPT_STRING_ANALYSIS ssa, int iX, int* piCh, int* piTrailing) { FIXME("(%p), %d, (%p), (%p): stub\n", ssa, iX, piCh, piTrailing); *piCh = 0; /* Set a reasonable value */ *piTrailing = 0; return S_OK; } /*********************************************************************** * ScriptStringFree (USP10.@) * */ HRESULT WINAPI ScriptStringFree(SCRIPT_STRING_ANALYSIS *pssa) { FIXME("(%p): stub\n",pssa); return S_OK; } /*********************************************************************** * ScriptCPtoX (USP10.@) * */ HRESULT WINAPI ScriptCPtoX(int iCP, BOOL fTrailing, int cChars, int cGlyphs, const WORD *pwLogClust, const SCRIPT_VISATTR *psva, const int *piAdvance, const SCRIPT_ANALYSIS *psa, int *piX) { int item; int iPosX; float fMaxPosX = 0; TRACE("(%d,%d,%d,%d,%p,%p,%p,%p,%p)\n", iCP, fTrailing, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piX); for (item=0; item < cGlyphs; item++) /* total piAdvance */ fMaxPosX += piAdvance[item]; iPosX = (fMaxPosX/cGlyphs)*(iCP+fTrailing); if (iPosX > fMaxPosX) iPosX = fMaxPosX; *piX = iPosX; /* Return something in range */ TRACE("*piX=%d\n", *piX); return S_OK; } /*********************************************************************** * ScriptXtoCP (USP10.@) * */ HRESULT WINAPI ScriptXtoCP(int iX, int cChars, int cGlyphs, const WORD *pwLogClust, const SCRIPT_VISATTR *psva, const int *piAdvance, const SCRIPT_ANALYSIS *psa, int *piCP, int *piTrailing) { int item; int iPosX = 1; float fMaxPosX = 1; float fAvePosX; TRACE("(%d,%d,%d,%p,%p,%p,%p,%p,%p)\n", iX, cChars, cGlyphs, pwLogClust, psva, piAdvance, psa, piCP, piTrailing); if (iX < 0) /* iX is before start of run */ { *piCP = -1; *piTrailing = TRUE; return S_OK; } for (item=0; item < cGlyphs; item++) /* total piAdvance */ fMaxPosX += piAdvance[item]; if (iX >= fMaxPosX) /* iX too large */ { *piCP = cChars; *piTrailing = FALSE; return S_OK; } fAvePosX = fMaxPosX / cGlyphs; for (item = 0; item < cGlyphs && iPosX < iX; item++) iPosX = fAvePosX * (item +1); if (iPosX - iX > fAvePosX/2) *piTrailing = 0; else *piTrailing = 1; /* yep we are over half way */ *piCP = item -1; /* Return character position */ TRACE("*piCP=%d iPposX=%d\n", *piCP, iPosX); return S_OK; } /*********************************************************************** * ScriptBreak (USP10.@) * */ HRESULT WINAPI ScriptBreak(const WCHAR *pwcChars, int cChars, const SCRIPT_ANALYSIS *psa, SCRIPT_LOGATTR *psla) { FIXME("(%p,%d,%p,%p): stub\n", pwcChars, cChars, psa, psla); return S_OK; } static const struct { WCHAR start; WCHAR end; DWORD flag; } complex_ranges[] = { { 0, 0x0b, SIC_COMPLEX }, { 0x0c, 0x0c, SIC_NEUTRAL }, { 0x0d, 0x1f, SIC_COMPLEX }, { 0x20, 0x2f, SIC_NEUTRAL }, { 0x30, 0x39, SIC_ASCIIDIGIT }, { 0x3a, 0x40, SIC_NEUTRAL }, { 0x5b, 0x60, SIC_NEUTRAL }, { 0x7b, 0x7e, SIC_NEUTRAL }, { 0x7f, 0x9f, SIC_COMPLEX }, { 0xa0, 0xa5, SIC_NEUTRAL }, { 0xa7, 0xa8, SIC_NEUTRAL }, { 0xab, 0xab, SIC_NEUTRAL }, { 0xad, 0xad, SIC_NEUTRAL }, { 0xaf, 0xaf, SIC_NEUTRAL }, { 0xb0, 0xb1, SIC_NEUTRAL }, { 0xb4, 0xb4, SIC_NEUTRAL }, { 0xb6, 0xb8, SIC_NEUTRAL }, { 0xbb, 0xbf, SIC_NEUTRAL }, { 0xd7, 0xd7, SIC_NEUTRAL }, { 0xf7, 0xf7, SIC_NEUTRAL }, { 0x2b9, 0x2ba, SIC_NEUTRAL }, { 0x2c2, 0x2cf, SIC_NEUTRAL }, { 0x2d2, 0x2df, SIC_NEUTRAL }, { 0x2e5, 0x2e9, SIC_COMPLEX }, { 0x2ea, 0x2ed, SIC_NEUTRAL }, { 0x300, 0x362, SIC_COMPLEX }, { 0x530, 0x60b, SIC_COMPLEX }, { 0x60c, 0x60d, SIC_NEUTRAL }, { 0x60e, 0x669, SIC_COMPLEX }, { 0x66a, 0x66a, SIC_NEUTRAL }, { 0x66b, 0x6e8, SIC_COMPLEX }, { 0x6e9, 0x6e9, SIC_NEUTRAL }, { 0x6ea, 0x7bf, SIC_COMPLEX }, { 0x900, 0x1360, SIC_COMPLEX }, { 0x137d, 0x137f, SIC_COMPLEX }, { 0x1680, 0x1680, SIC_NEUTRAL }, { 0x1780, 0x18af, SIC_COMPLEX }, { 0x2000, 0x200a, SIC_NEUTRAL }, { 0x200b, 0x200f, SIC_COMPLEX }, { 0x2010, 0x2016, SIC_NEUTRAL }, { 0x2018, 0x2022, SIC_NEUTRAL }, { 0x2024, 0x2028, SIC_NEUTRAL }, { 0x2029, 0x202e, SIC_COMPLEX }, { 0x202f, 0x2037, SIC_NEUTRAL }, { 0x2039, 0x203c, SIC_NEUTRAL }, { 0x2044, 0x2046, SIC_NEUTRAL }, { 0x206a, 0x206f, SIC_COMPLEX }, { 0x207a, 0x207e, SIC_NEUTRAL }, { 0x208a, 0x20aa, SIC_NEUTRAL }, { 0x20ac, 0x20cf, SIC_NEUTRAL }, { 0x20d0, 0x20ff, SIC_COMPLEX }, { 0x2103, 0x2103, SIC_NEUTRAL }, { 0x2105, 0x2105, SIC_NEUTRAL }, { 0x2109, 0x2109, SIC_NEUTRAL }, { 0x2116, 0x2116, SIC_NEUTRAL }, { 0x2121, 0x2122, SIC_NEUTRAL }, { 0x212e, 0x212e, SIC_NEUTRAL }, { 0x2153, 0x2154, SIC_NEUTRAL }, { 0x215b, 0x215e, SIC_NEUTRAL }, { 0x2190, 0x2199, SIC_NEUTRAL }, { 0x21b8, 0x21b9, SIC_NEUTRAL }, { 0x21d2, 0x21d2, SIC_NEUTRAL }, { 0x21d4, 0x21d4, SIC_NEUTRAL }, { 0x21e7, 0x21e7, SIC_NEUTRAL }, { 0x2200, 0x2200, SIC_NEUTRAL }, { 0x2202, 0x2203, SIC_NEUTRAL }, { 0x2207, 0x2208, SIC_NEUTRAL }, { 0x220b, 0x220b, SIC_NEUTRAL }, { 0x220f, 0x220f, SIC_NEUTRAL }, { 0x2211, 0x2213, SIC_NEUTRAL }, { 0x2215, 0x2215, SIC_NEUTRAL }, { 0x221a, 0x221a, SIC_NEUTRAL }, { 0x221d, 0x2220, SIC_NEUTRAL }, { 0x2223, 0x2223, SIC_NEUTRAL }, { 0x2225, 0x2225, SIC_NEUTRAL }, { 0x2227, 0x222c, SIC_NEUTRAL }, { 0x222e, 0x222e, SIC_NEUTRAL }, { 0x2234, 0x2237, SIC_NEUTRAL }, { 0x223c, 0x223d, SIC_NEUTRAL }, { 0x2248, 0x2248, SIC_NEUTRAL }, { 0x224c, 0x224c, SIC_NEUTRAL }, { 0x2252, 0x2252, SIC_NEUTRAL }, { 0x2260, 0x2261, SIC_NEUTRAL }, { 0x2264, 0x2267, SIC_NEUTRAL }, { 0x226a, 0x226b, SIC_NEUTRAL }, { 0x226e, 0x226f, SIC_NEUTRAL }, { 0x2282, 0x2283, SIC_NEUTRAL }, { 0x2286, 0x2287, SIC_NEUTRAL }, { 0x2295, 0x2295, SIC_NEUTRAL }, { 0x2299, 0x2299, SIC_NEUTRAL }, { 0x22a5, 0x22a5, SIC_NEUTRAL }, { 0x22bf, 0x22bf, SIC_NEUTRAL }, { 0x2312, 0x2312, SIC_NEUTRAL }, { 0x24ea, 0x24ea, SIC_COMPLEX }, { 0x2500, 0x254b, SIC_NEUTRAL }, { 0x2550, 0x256d, SIC_NEUTRAL }, { 0x256e, 0x2574, SIC_NEUTRAL }, { 0x2581, 0x258f, SIC_NEUTRAL }, { 0x2592, 0x2595, SIC_NEUTRAL }, { 0x25a0, 0x25a1, SIC_NEUTRAL }, { 0x25a3, 0x25a9, SIC_NEUTRAL }, { 0x25b2, 0x25b3, SIC_NEUTRAL }, { 0x25b6, 0x25b7, SIC_NEUTRAL }, { 0x25bc, 0x25bd, SIC_NEUTRAL }, { 0x25c0, 0x25c1, SIC_NEUTRAL }, { 0x25c6, 0x25c8, SIC_NEUTRAL }, { 0x25cb, 0x25cb, SIC_NEUTRAL }, { 0x25ce, 0x25d1, SIC_NEUTRAL }, { 0x25e2, 0x25e5, SIC_NEUTRAL }, { 0x25ef, 0x25ef, SIC_NEUTRAL }, { 0x2605, 0x2606, SIC_NEUTRAL }, { 0x2609, 0x2609, SIC_NEUTRAL }, { 0x260e, 0x260f, SIC_NEUTRAL }, { 0x261c, 0x261c, SIC_NEUTRAL }, { 0x261e, 0x261e, SIC_NEUTRAL }, { 0x2640, 0x2640, SIC_NEUTRAL }, { 0x2642, 0x2642, SIC_NEUTRAL }, { 0x2660, 0x2661, SIC_NEUTRAL }, { 0x2663, 0x2665, SIC_NEUTRAL }, { 0x2667, 0x266a, SIC_NEUTRAL }, { 0x266c, 0x266d, SIC_NEUTRAL }, { 0x266f, 0x266f, SIC_NEUTRAL }, { 0x273d, 0x273d, SIC_NEUTRAL }, { 0x2e80, 0x312f, SIC_COMPLEX }, { 0x3190, 0x31bf, SIC_COMPLEX }, { 0x31f0, 0x31ff, SIC_COMPLEX }, { 0x3220, 0x325f, SIC_COMPLEX }, { 0x3280, 0xa4ff, SIC_COMPLEX }, { 0xd800, 0xdfff, SIC_COMPLEX }, { 0xe000, 0xf8ff, SIC_NEUTRAL }, { 0xf900, 0xfaff, SIC_COMPLEX }, { 0xfb13, 0xfb28, SIC_COMPLEX }, { 0xfb29, 0xfb29, SIC_NEUTRAL }, { 0xfb2a, 0xfb4f, SIC_COMPLEX }, { 0xfd3e, 0xfd3f, SIC_NEUTRAL }, { 0xfdd0, 0xfdef, SIC_COMPLEX }, { 0xfe20, 0xfe6f, SIC_COMPLEX }, { 0xfeff, 0xfeff, SIC_COMPLEX }, { 0xff01, 0xff5e, SIC_COMPLEX }, { 0xff61, 0xff9f, SIC_COMPLEX }, { 0xffe0, 0xffe6, SIC_COMPLEX }, { 0xffe8, 0xffee, SIC_COMPLEX }, { 0xfff9, 0xfffb, SIC_COMPLEX }, { 0xfffe, 0xfffe, SIC_COMPLEX } }; /*********************************************************************** * ScriptIsComplex (USP10.@) * * Determine if a string is complex. * * PARAMS * chars [I] Array of characters to test. * len [I] Length in characters. * flag [I] Flag. * * RETURNS * Success: S_OK * Failure: S_FALSE * * NOTES * Behaviour matches that of WinXP. */ HRESULT WINAPI ScriptIsComplex(const WCHAR *chars, int len, DWORD flag) { unsigned int i, j; TRACE("(%s,%d,0x%lx)\n", debugstr_wn(chars, len), len, flag); for (i = 0; i < len; i++) { for (j = 0; j < sizeof(complex_ranges)/sizeof(complex_ranges[0]); j++) { if (chars[i] >= complex_ranges[j].start && chars[i] <= complex_ranges[j].end && (flag & complex_ranges[j].flag)) return S_OK; } } return S_FALSE; } /*********************************************************************** * ScriptShape (USP10.@) * */ HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars, int cChars, int cMaxGlyphs, SCRIPT_ANALYSIS *psa, WORD *pwOutGlyphs, WORD *pwLogClust, SCRIPT_VISATTR *psva, int *pcGlyphs) { /* Note SCRIPT_CACHE (*psc) appears to be a good place to save info that needs to be * passed between functions. */ HDC phdc; int cnt; DWORD hr; Scriptcache *pScriptcache; *pcGlyphs = cChars; FIXME("(%p, %p, %p, %d, %d, %p): semi-stub\n", hdc, psc, pwcChars, cChars, cMaxGlyphs, psa); if (psa) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa->eScript, psa->fRTL, psa->fLayoutRTL, psa->fLinkBefore, psa->fLinkAfter, psa->fLogicalOrder, psa->fNoGlyphIndex); if (cChars > cMaxGlyphs) return E_OUTOFMEMORY; if (!hdc && !*psc) { TRACE("No Script_Cache (psc) and no hdc. Ask for one. Hdc=%p, psc=%p\n", hdc, *psc); return E_PENDING; } else if (hdc && !*psc) { pScriptcache = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Scriptcache) ); pScriptcache->hdc = (HDC) hdc; phdc = hdc; *psc = (Scriptcache *) pScriptcache; } else if (*psc) { pScriptcache = (Scriptcache *) *psc; phdc = pScriptcache->hdc; } TRACE("Before: "); for (cnt = 0; cnt < cChars; cnt++) TRACE("%4x",pwcChars[cnt]); TRACE("\n"); if (!psa->fNoGlyphIndex) { /* Glyph translate */ hr = GetGlyphIndicesW(phdc, pwcChars, cChars, pwOutGlyphs, 0); TRACE("After: "); for (cnt = 0; cnt < cChars; cnt++) { TRACE("%04x",pwOutGlyphs[cnt]); } TRACE("\n"); } else { TRACE("After: "); for (cnt = 0; cnt < cChars; cnt++) { /* no translate so set up */ pwOutGlyphs[cnt] = pwcChars[cnt]; /* copy in to out and */ TRACE("%04x",pwOutGlyphs[cnt]); } TRACE("\n"); } /* Set up a valid SCRIPT_VISATTR and LogClust for each char in this run */ for (cnt = 0; cnt < cChars; cnt++) { psva[cnt].uJustification = 2; psva[cnt].fClusterStart = 1; psva[cnt].fDiacritic = 0; psva[cnt].fZeroWidth = 0; pwLogClust[cnt] = cnt; } return 0; } /*********************************************************************** * ScriptPlace (USP10.@) * */ HRESULT WINAPI ScriptPlace(HDC hdc, SCRIPT_CACHE *psc, const WORD *pwGlyphs, int cGlyphs, const SCRIPT_VISATTR *psva, SCRIPT_ANALYSIS *psa, int *piAdvance, GOFFSET *pGoffset, ABC *pABC ) { HDC phdc; int wcnt; LPABC lpABC; Scriptcache *pScriptcache; FIXME("(%p, %p, %p, %s, %d, %p, %p, %p): semi-stub\n", hdc, psc, pwGlyphs, debugstr_wn(pwGlyphs, cGlyphs), cGlyphs, psva, psa, piAdvance); /* We need a valid hdc to do any of the font calls. The spec says that hdc is optional and * psc will be used first. If psc and hdc are not specified E_PENDING is returned to get * the caller to return the hdc. For convience, the hdc is cached in SCRIPT_CACHE. */ if (!hdc && !*psc) { TRACE("No Script_Cache (psc) and no hdc. Ask for one. Hdc=%p, psc=%p\n", hdc, *psc); return E_PENDING; } else if (hdc && !*psc) { pScriptcache = HeapAlloc( GetProcessHeap(), 0, sizeof(Scriptcache) ); pScriptcache->hdc = hdc; phdc = hdc; *psc = pScriptcache; } else if (*psc) { pScriptcache = *psc; phdc = pScriptcache->hdc; } /* Here we need to calculate the width of the run unit. At this point the input string * has been converted to glyphs and we till need to translate back to the original chars * to get the correct ABC widths. */ lpABC = HeapAlloc(GetProcessHeap(), 0 , sizeof(ABC)*cGlyphs); pABC->abcA = 0; pABC->abcB = 0; pABC->abcC = 0; if (!GetCharABCWidthsI(phdc, 0, cGlyphs, (WORD *) pwGlyphs, lpABC )) { WARN("Could not get ABC values\n"); for (wcnt = 0; wcnt < cGlyphs; wcnt++) { piAdvance[wcnt] = 0; pGoffset[wcnt].du = 0; pGoffset[wcnt].dv = 0; } } else { for (wcnt = 0; wcnt < cGlyphs ; wcnt++) { /* add up the char lengths */ TRACE(" Glyph=%04x, abcA=%d, abcB=%d, abcC=%d wcnt=%d\n", pwGlyphs[wcnt], lpABC[wcnt].abcA, lpABC[wcnt].abcB, lpABC[wcnt].abcC, wcnt); pABC->abcA += lpABC[wcnt].abcA; pABC->abcB += lpABC[wcnt].abcB; pABC->abcC += lpABC[wcnt].abcC; piAdvance[wcnt] = lpABC[wcnt].abcA + lpABC[wcnt].abcB + lpABC[wcnt].abcC; pGoffset[wcnt].du = 0; pGoffset[wcnt].dv = 0; } } TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC->abcA, pABC->abcB, pABC->abcC); HeapFree(GetProcessHeap(), 0, lpABC ); return 0; } /*********************************************************************** * ScriptGetCMap (USP10.@) * */ HRESULT WINAPI ScriptGetCMap(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcInChars, int cChars, DWORD dwFlags, WORD *pwOutGlyphs) { HDC phdc; int cnt; DWORD hr; Scriptcache *pScriptcache; FIXME("(%p,%p,%s,%d,0x%lx,%p): semi-stub\n", hdc, psc, debugstr_wn(pwcInChars,cChars), cChars, dwFlags, pwOutGlyphs); if (!psc) return E_INVALIDARG; if (!hdc && !*psc) { TRACE("No Script_Cache (psc) and no hdc. Ask for one. Hdc=%p, psc=%p\n", hdc, *psc); return E_PENDING; } else if (hdc && !*psc) { pScriptcache = HeapAlloc( GetProcessHeap(), 0, sizeof(Scriptcache) ); pScriptcache->hdc = hdc; phdc = hdc; *psc = pScriptcache; } else if (*psc) { pScriptcache = *psc; phdc = pScriptcache->hdc; } TRACE("Before: "); for (cnt = 0; cnt < cChars; cnt++) TRACE("%4x",pwcInChars[cnt]); TRACE("\n"); hr = GetGlyphIndicesW(phdc, pwcInChars, cChars, pwOutGlyphs, 0); TRACE("After: "); for (cnt = 0; cnt < cChars; cnt++) { TRACE("%04x",pwOutGlyphs[cnt]); } TRACE("\n"); return 0; } /*********************************************************************** * ScriptTextOut (USP10.@) * */ HRESULT WINAPI ScriptTextOut(const HDC hdc, SCRIPT_CACHE *psc, int x, int y, UINT fuOptions, const RECT *lprc, const SCRIPT_ANALYSIS *psa, const WCHAR *pwcReserved, int iReserved, const WORD *pwGlyphs, int cGlyphs, const int *piAdvance, const int *piJustify, const GOFFSET *pGoffset) { HDC phdc; DWORD hr; Scriptcache *pScriptcache; TRACE ("(%p, %p, %d, %d, %04x, %p, %p, %p, %d, %p, %d, %p, %p, %p): stub\n", hdc, psc, x, y, fuOptions, lprc, psa, pwcReserved, iReserved, pwGlyphs, cGlyphs, piAdvance, piJustify, pGoffset); if (!hdc || !psc || !piAdvance || !psa || !pwGlyphs) /* hdc is mandatory */ return E_INVALIDARG; if (!*psc) { pScriptcache = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Scriptcache) ); pScriptcache->hdc = hdc; phdc = hdc; *psc = pScriptcache; } else { pScriptcache = *psc; phdc = pScriptcache->hdc; } fuOptions &= ETO_CLIPPED + ETO_OPAQUE; if (!psa->fNoGlyphIndex) /* Have Glyphs? */ fuOptions |= ETO_GLYPH_INDEX; /* Say don't do tranlastion to glyph */ hr = ExtTextOutW(phdc, x, y, fuOptions, lprc, pwGlyphs, cGlyphs, NULL); if (hr) return S_OK; else { FIXME("ExtTextOut returned:=%ld\n", hr); return hr; } } /*********************************************************************** * ScriptCacheGetHeight (USP10.@) * * Retrieve the height of the font in the cache. * * PARAMS * hdc [I] Device context. * psc [I/O] Opaque pointer to a script cache. * height [O] Receives font height. * * RETURNS * Success: S_OK * Failure: Non-zero HRESULT value. */ HRESULT WINAPI ScriptCacheGetHeight(HDC hdc, SCRIPT_CACHE *psc, long *height) { HDC phdc; Scriptcache *pScriptcache; TEXTMETRICW metric; TRACE("(%p, %p, %p)\n", hdc, psc, height); if (!psc || !height) return E_INVALIDARG; if (!hdc) return E_PENDING; if (!*psc) { pScriptcache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Scriptcache)); pScriptcache->hdc = hdc; phdc = hdc; *psc = pScriptcache; } else { pScriptcache = *psc; phdc = pScriptcache->hdc; } /* FIXME: get this from the cache */ if (!GetTextMetricsW(phdc, &metric)) return E_INVALIDARG; *height = metric.tmHeight; return S_OK; } /*********************************************************************** * ScriptGetGlyphABCWidth (USP10.@) * * Retrieve the width of a glyph. * * PARAMS * hdc [I] Device context. * psc [I/O] Opaque pointer to a script cache. * glyph [I] Glyph to retrieve the width for. * abc [O] ABC widths of the glyph. * * RETURNS * Success: S_OK * Failure: Non-zero HRESULT value. */ HRESULT WINAPI ScriptGetGlyphABCWidth(HDC hdc, SCRIPT_CACHE *psc, WORD glyph, ABC *abc) { HDC phdc; Scriptcache *pScriptcache; TRACE("(%p, %p, 0x%04x, %p)\n", hdc, psc, glyph, abc); if (!psc) return E_INVALIDARG; if (!hdc) return E_PENDING; if (!*psc) { pScriptcache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Scriptcache)); pScriptcache->hdc = hdc; phdc = hdc; *psc = pScriptcache; } else { pScriptcache = *psc; phdc = pScriptcache->hdc; } /* FIXME: get this from the cache */ if (!GetCharABCWidthsW(phdc, glyph, glyph, abc)) return E_HANDLE; return S_OK; }