1 /*
2  *
3  * (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved
4  *
5  */
6 
7 #ifndef __STATETABLEPROCESSOR_H
8 #define __STATETABLEPROCESSOR_H
9 
10 /**
11  * \file
12  * \internal
13  */
14 
15 #include "LETypes.h"
16 #include "MorphTables.h"
17 #include "MorphStateTables.h"
18 #include "SubtableProcessor.h"
19 
20 U_NAMESPACE_BEGIN
21 
22 class LEGlyphStorage;
23 
24 class StateTableProcessor : public SubtableProcessor
25 {
26 public:
27     void process(LEGlyphStorage &glyphStorage, LEErrorCode &success);
28 
29     virtual void beginStateTable() = 0;
30 
31     virtual ByteOffset processStateEntry(LEGlyphStorage &glyphStorage, le_int32 &currGlyph, EntryTableIndex index) = 0;
32 
33     virtual void endStateTable() = 0;
34 
35 protected:
36     StateTableProcessor(const LEReferenceTo<MorphSubtableHeader> &morphSubtableHeader, LEErrorCode &success);
37     virtual ~StateTableProcessor();
38 
39     StateTableProcessor();
40 
41     le_int16 stateSize;
42     ByteOffset classTableOffset;
43     ByteOffset stateArrayOffset;
44     ByteOffset entryTableOffset;
45 
46     LEReferenceTo<ClassTable> classTable;
47     TTGlyphID firstGlyph;
48     TTGlyphID lastGlyph;
49 
50     LEReferenceTo<MorphStateTableHeader> stateTableHeader;
51     LEReferenceTo<StateTableHeader> stHeader; // for convenience
52 
53 private:
54     StateTableProcessor(const StateTableProcessor &other); // forbid copying of this class
55     StateTableProcessor &operator=(const StateTableProcessor &other); // forbid copying of this class
56 };
57 
58 U_NAMESPACE_END
59 #endif
60