icuSources/layout/StateTables.h

   1 /*
   2  * @(#)StateTables.h    1.5 00/03/15
   3  *
   4  * (C) Copyright IBM Corp. 1998-2003 - All Rights Reserved
   5  *
   6  */
   7
   8 #ifndef __STATETABLES_H
   9 #define __STATETABLES_H
  10
  11 /**
  12  * \file
  13  * \internal
  14  */
  15
  16 #include "LETypes.h"
  17 #include "LayoutTables.h"
  18
  19 U_NAMESPACE_BEGIN
  20
  21 struct StateTableHeader
  22 {
  23     le_int16 stateSize;
  24     ByteOffset classTableOffset;
  25     ByteOffset stateArrayOffset;
  26     ByteOffset entryTableOffset;
  27 };
  28
  29 enum ClassCodes
  30 {
  31     classCodeEOT = 0,
  32     classCodeOOB = 1,
  33     classCodeDEL = 2,
  34     classCodeEOL = 3,
  35     classCodeFirstFree = 4,
  36     classCodeMAX = 0xFF
  37 };
  38
  39 typedef le_uint8 ClassCode;
  40
  41 struct ClassTable
  42 {
  43     TTGlyphID firstGlyph;
  44     le_uint16 nGlyphs;
  45     ClassCode classArray[ANY_NUMBER];
  46 };
  47
  48 enum StateNumber
  49 {
  50     stateSOT        = 0,
  51     stateSOL        = 1,
  52     stateFirstFree  = 2,
  53     stateMAX        = 0xFF
  54 };
  55
  56 typedef le_uint8 EntryTableIndex;
  57
  58 struct StateEntry
  59 {
  60     ByteOffset  newStateOffset;
  61     le_int16    flags;
  62 };
  63
  64 U_NAMESPACE_END
  65 #endif
  66