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ClassDefinitionTables.h

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00001 /*
00002  * @(#)ClassDefinitionTables.h  1.5 00/03/15
00003  *
00004  * (C) Copyright IBM Corp. 1998, 1999, 2000 - All Rights Reserved
00005  *
00006  */
00007 
00008 #ifndef __CLASSDEFINITIONTABLES_H
00009 #define __CLASSDEFINITIONTABLES_H
00010 
00011 #include "LETypes.h"
00012 #include "OpenTypeTables.h"
00013 
00014 struct ClassDefinitionTable
00015 {
00016     le_uint16 classFormat;
00017 
00018     le_int32  getGlyphClass(LEGlyphID glyphID);
00019     le_bool   hasGlyphClass(le_int32 glyphClass);
00020 };
00021 
00022 struct ClassDefFormat1Table : ClassDefinitionTable
00023 {
00024     LEGlyphID  startGlyph;
00025     le_uint16  glyphCount;
00026     le_uint16  classValueArray[ANY_NUMBER];
00027 
00028     le_int32 getGlyphClass(LEGlyphID glyphID);
00029     le_bool  hasGlyphClass(le_int32 glyphClass);
00030 };
00031 
00032 struct ClassRangeRecord
00033 {
00034     LEGlyphID start;
00035     LEGlyphID end;
00036     le_uint16 classValue;
00037 };
00038 
00039 struct ClassDefFormat2Table : ClassDefinitionTable
00040 {
00041     le_uint16        classRangeCount;
00042     GlyphRangeRecord classRangeRecordArray[ANY_NUMBER];
00043 
00044     le_int32 getGlyphClass(LEGlyphID glyphID);
00045     le_bool hasGlyphClass(le_int32 glyphClass);
00046 };
00047 
00048 #endif

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