3 * (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved
7 #ifndef __PAIRPOSITIONINGSUBTABLES_H
8 #define __PAIRPOSITIONINGSUBTABLES_H
16 #include "LEFontInstance.h"
17 #include "OpenTypeTables.h"
18 #include "GlyphPositioningTables.h"
19 #include "ValueRecords.h"
20 #include "GlyphIterator.h"
24 // NOTE: ValueRecord has a variable size
25 struct PairValueRecord
27 TTGlyphID secondGlyph;
28 ValueRecord valueRecord1;
29 // ValueRecord valueRecord2;
34 le_uint16 pairValueCount;
35 PairValueRecord pairValueRecordArray[ANY_NUMBER];
37 LE_VAR_ARRAY(PairSetTable, pairValueRecordArray)
39 struct PairPositioningSubtable : GlyphPositioningSubtable
41 ValueFormat valueFormat1;
42 ValueFormat valueFormat2;
44 le_uint32 process(const LEReferenceTo<PairPositioningSubtable> &base, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode &success) const;
47 struct PairPositioningFormat1Subtable : PairPositioningSubtable
49 le_uint16 pairSetCount;
50 Offset pairSetTableOffsetArray[ANY_NUMBER];
52 le_uint32 process(const LEReferenceTo<PairPositioningFormat1Subtable> &base, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode &success) const;
55 const PairValueRecord *findPairValueRecord(TTGlyphID glyphID, const PairValueRecord *records,
56 le_uint16 recordCount, le_uint16 recordSize) const;
58 LE_VAR_ARRAY(PairPositioningFormat1Subtable, pairSetTableOffsetArray)
60 // NOTE: ValueRecord has a variable size
63 ValueRecord valueRecord1;
64 // ValueRecord valurRecord2;
69 Class2Record class2RecordArray[ANY_NUMBER];
71 LE_VAR_ARRAY(Class1Record, class2RecordArray)
73 struct PairPositioningFormat2Subtable : PairPositioningSubtable
75 Offset classDef1Offset;
76 Offset classDef2Offset;
77 le_uint16 class1Count;
78 le_uint16 class2Count;
79 Class1Record class1RecordArray[ANY_NUMBER];
81 le_uint32 process(const LEReferenceTo<PairPositioningFormat2Subtable> &base, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode &success) const;
83 LE_VAR_ARRAY(PairPositioningFormat2Subtable, class1RecordArray)