dlls/usp10/usp10.c

   1 /*
   2  * Implementation of Uniscribe Script Processor (usp10.dll)
   3  *
   4  * Copyright 2005 Steven Edwards for CodeWeavers
   5  *
   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.
  10  *
  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.
  15  *
  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  * Notes:
  21  * Uniscribe allows for processing of complex scripts such as joining
  22  * and filtering characters and bi-directional text with custom line breaks.
  23  */
  24
  25 #include <stdarg.h>
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "wingdi.h"
  30 #include "winuser.h"
  31 #include "usp10.h"
  32
  33 #include "wine/debug.h"
  34
  35 /**
  36  * some documentation here:
  37  *   http://www.microsoft.com/typography/developers/uniscribe/uniscribe.htm
  38  */
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(uniscribe);
  41
  42 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  43 {
  44     switch(fdwReason) {
  45         case DLL_PROCESS_ATTACH:
  46             DisableThreadLibraryCalls(hInstDLL);
  47             break;
  48         case DLL_PROCESS_DETACH:
  49             break;
  50     }
  51     return TRUE;
  52 }
  53
  54 /***********************************************************************
  55  *      ScriptFreeCache (USP10.@)
  56  *
  57  */
  58 HRESULT WINAPI ScriptFreeCache(SCRIPT_CACHE *psc)
  59 {
  60     FIXME("%p\n", psc);
  61
  62     if (psc) *psc = NULL;
  63     return 0;
  64 }
  65
  66 /***********************************************************************
  67  *      ScriptGetProperties (USP10.@)
  68  *
  69  */
  70 HRESULT WINAPI ScriptGetProperties(const SCRIPT_PROPERTIES ***ppSp, int *piNumScripts)
  71 {
  72     FIXME("%p,%p\n",ppSp,piNumScripts);
  73
  74     if (piNumScripts) *piNumScripts = 0;
  75     return 0;
  76 }
  77
  78 /***********************************************************************
  79  *      ScriptGetFontProperties (USP10.@)
  80  *
  81  */
  82 HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPROPERTIES *sfp)
  83 {
  84     FIXME("%p,%p,%p\n", hdc, psc, sfp);
  85     /* return something sensible? */
  86     if (NULL != sfp) {
  87         sfp->cBytes        = sizeof(SCRIPT_FONTPROPERTIES);
  88         sfp->wgBlank       = 0;
  89         sfp->wgDefault     = 0;
  90         sfp->wgInvalid     = 0;
  91         sfp->wgKashida     = 1;
  92         sfp->iKashidaWidth = 0;
  93     }
  94     return 0;
  95 }
  96
  97 /***********************************************************************
  98  *      ScriptRecordDigitSubstitution (USP10.@)
  99  *
 100  */
 101 HRESULT WINAPI ScriptRecordDigitSubstitution(LCID Locale,SCRIPT_DIGITSUBSTITUTE *psds)
 102 {
 103     FIXME("%ld,%p\n",Locale,psds);
 104     return E_NOTIMPL;
 105 }
 106
 107 /***********************************************************************
 108  *      ScriptApplyDigitSubstitution (USP10.@)
 109  *
 110  */
 111 HRESULT WINAPI ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE* psds,
 112                                             SCRIPT_CONTROL* psc, SCRIPT_STATE* pss)
 113 {
 114     FIXME("%p,%p,%p\n",psds,psc,pss);
 115     return E_NOTIMPL;
 116 }
 117
 118 /***********************************************************************
 119  *      ScriptItemize (USP10.@)
 120  *
 121  */
 122 HRESULT WINAPI ScriptItemize(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
 123                              const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
 124                              SCRIPT_ITEM *pItems, int *pcItems)
 125 {
 126     FIXME("%s,%d,%d,%p,%p,%p,%p\n", debugstr_w(pwcInChars), cInChars, cMaxItems,
 127           psControl, psState, pItems, pcItems);
 128
 129     if (!pwcInChars || !cInChars || !pItems || cMaxItems < 2)
 130         return E_INVALIDARG;
 131
 132     *pcItems = 0;
 133     return 0;
 134 }
 135
 136 /***********************************************************************
 137  *      ScriptStringAnalyse (USP10.@)
 138  *
 139  */
 140 HRESULT WINAPI ScriptStringAnalyse(HDC hdc,
 141                                    const void *pString,
 142                                    int cString,
 143                                    int cGlyphs,
 144                                    int iCharset,
 145                                    DWORD dwFlags,
 146                                    int iReqWidth,
 147                                    SCRIPT_CONTROL *psControl,
 148                                    SCRIPT_STATE *psState,
 149                                    const int *piDx,
 150                                    SCRIPT_TABDEF *pTabdef,
 151                                    const BYTE *pbInClass,
 152                                    SCRIPT_STRING_ANALYSIS *pssa)
 153 {
 154   FIXME("(%p,%p,%d,%d,%d,0x%lx,%d,%p,%p,%p,%p,%p,%p): stub\n",
 155         hdc, pString, cString, cGlyphs, iCharset, dwFlags,
 156         iReqWidth, psControl, psState, piDx, pTabdef, pbInClass, pssa);
 157   if (1 > cString || NULL == pString) {
 158     return E_INVALIDARG;
 159   }
 160   if ((dwFlags & SSA_GLYPHS) && NULL == hdc) {
 161     return E_INVALIDARG;
 162   }
 163
 164   return E_NOTIMPL;
 165 }
 166
 167 /***********************************************************************
 168  *      ScriptStringFree (USP10.@)
 169  *
 170  */
 171 HRESULT WINAPI ScriptStringFree(SCRIPT_STRING_ANALYSIS *pssa) {
 172   FIXME("(%p): stub\n",pssa);
 173   return S_OK;
 174 }
 175
 176 /***********************************************************************
 177  *      ScriptIsComplex (USP10.@)
 178  *
 179  */
 180 HRESULT WINAPI ScriptIsComplex(const WCHAR* pwcInChars, int cInChars, DWORD dwFlags) {
 181   FIXME("(%s,%d,0x%lx): stub\n",  debugstr_w(pwcInChars), cInChars, dwFlags);
 182    return E_NOTIMPL;
 183 }