include/usp10.h

   1 /*
   2  * Copyright (C) 2005 Steven Edwards
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef __USP10_H
  20 #define __USP10_H
  21
  22 typedef struct tag_SCRIPT_CONTROL {
  23   DWORD uDefaultLanguage        :16;
  24   DWORD fContextDigits          :1;
  25   DWORD fInvertPreBoundDir      :1;
  26   DWORD fInvertPostBoundDir     :1;
  27   DWORD fLinkStringBefore       :1;
  28   DWORD fLinkStringAfter        :1;
  29   DWORD fNeutralOverride        :1;
  30   DWORD fNumericOverride        :1;
  31   DWORD fLegacyBidiClass        :1;
  32   DWORD fReserved               :8;
  33 } SCRIPT_CONTROL;
  34
  35 typedef struct {
  36   DWORD langid                  :16;
  37   DWORD fNumeric                :1;
  38   DWORD fComplex                :1;
  39   DWORD fNeedsWordBreaking      :1;
  40   DWORD fNeedsCaretInfo         :1;
  41   DWORD bCharSet                :8;
  42   DWORD fControl                :1;
  43   DWORD fPrivateUseArea         :1;
  44   DWORD fNeedsCharacterJustify  :1;
  45   DWORD fInvalidGlyph           :1;
  46   DWORD fInvalidLogAttr         :1;
  47   DWORD fCDM                    :1;
  48   DWORD fAmbiguousCharSet       :1;
  49   DWORD fClusterSizeVaries      :1;
  50   DWORD fRejectInvalid          :1;
  51 } SCRIPT_PROPERTIES;
  52
  53 typedef struct tag_SCRIPT_STATE {
  54   WORD uBidiLevel               :5;
  55   WORD fOverrideDirection       :1;
  56   WORD fInhibitSymSwap          :1;
  57   WORD fCharShape               :1;
  58   WORD fDigitSubstitute         :1;
  59   WORD fInhibitLigate           :1;
  60   WORD fDisplayZWG              :1;
  61   WORD fArabicNumContext        :1;
  62   WORD fGcpClusters             :1;
  63   WORD fReserved                :1;
  64   WORD fEngineReserved          :2;
  65 } SCRIPT_STATE;
  66
  67 typedef struct tag_SCRIPT_ANALYSIS {
  68   WORD eScript                  :10;
  69   WORD fRTL                     :1;
  70   WORD fLayoutRTL               :1;
  71   WORD fLinkBefore              :1;
  72   WORD fLinkAfter               :1;
  73   WORD fLogicalOrder            :1;
  74   WORD fNoGlyphIndex            :1;
  75   SCRIPT_STATE  s;
  76 } SCRIPT_ANALYSIS;
  77
  78 typedef struct tag_SCRIPT_ITEM {
  79   int iCharPos;
  80   SCRIPT_ANALYSIS a;
  81 } SCRIPT_ITEM;
  82
  83 typedef struct tag_SCRIPT_DIGITSUBSTITUTE {
  84   DWORD NationalDigitLanguage           :16;
  85   DWORD TraditionalDigitLanguage        :16;
  86   DWORD DigitSubstitute                 :8;
  87   DWORD dwReserved;
  88 } SCRIPT_DIGITSUBSTITUTE;
  89
  90 typedef struct tag_SCRIPT_FONTPROPERTIES {
  91   int   cBytes;
  92   WORD wgBlank;
  93   WORD wgDefault;
  94   WORD wgInvalid;
  95   WORD wgKashida;
  96   int iKashidaWidth;
  97 } SCRIPT_FONTPROPERTIES;
  98
  99 typedef void *SCRIPT_CACHE;
 100
 101 /* Function Declairations */
 102
 103 HRESULT WINAPI ScriptGetProperties(const SCRIPT_PROPERTIES ***ppSp, int *piNumScripts);
 104 HRESULT WINAPI ScriptRecordDigitSubstitution(LCID Locale, SCRIPT_DIGITSUBSTITUTE *psds);
 105 HRESULT WINAPI ScriptApplyDigitSubstitution(const SCRIPT_DIGITSUBSTITUTE* psds,
 106                                             SCRIPT_CONTROL* psc, SCRIPT_STATE* pss);
 107 HRESULT WINAPI ScriptItemize(const WCHAR *pwcInChars, int cInChars, int cMaxItems,
 108                              const SCRIPT_CONTROL *psControl, const SCRIPT_STATE *psState,
 109                              SCRIPT_ITEM *pItems, int *pcItems);
 110 HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPROPERTIES *sfp);
 111
 112 #endif /* __USP10_H */