icuSources/layout/LigatureSubstitution.h

   1 /*
   2  *
   3  * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved
   4  *
   5  */
   6
   7 #ifndef __LIGATURESUBSTITUTION_H
   8 #define __LIGATURESUBSTITUTION_H
   9
  10 /**
  11  * \file
  12  * \internal
  13  */
  14
  15 #include "LETypes.h"
  16 #include "LayoutTables.h"
  17 #include "StateTables.h"
  18 #include "MorphTables.h"
  19 #include "MorphStateTables.h"
  20
  21 U_NAMESPACE_BEGIN
  22
  23 struct LigatureSubstitutionHeader : MorphStateTableHeader
  24 {
  25     ByteOffset ligatureActionTableOffset;
  26     ByteOffset componentTableOffset;
  27     ByteOffset ligatureTableOffset;
  28 };
  29
  30 enum LigatureSubstitutionFlags
  31 {
  32     lsfSetComponent     = 0x8000,
  33     lsfDontAdvance      = 0x4000,
  34     lsfActionOffsetMask = 0x3FFF
  35 };
  36
  37 struct LigatureSubstitutionStateEntry : StateEntry
  38 {
  39 };
  40
  41 typedef le_uint32 LigatureActionEntry;
  42
  43 enum LigatureActionFlags
  44 {
  45     lafLast                 = 0x80000000,
  46     lafStore                = 0x40000000,
  47     lafComponentOffsetMask  = 0x3FFFFFFF
  48 };
  49
  50 U_NAMESPACE_END
  51 #endif