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
20U_NAMESPACE_BEGIN
21
22class LEGlyphStorage;
23
24class StateTableProcessor : public SubtableProcessor
25{
26public:
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
35protected:
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
53private:
54    StateTableProcessor(const StateTableProcessor &other); // forbid copying of this class
55    StateTableProcessor &operator=(const StateTableProcessor &other); // forbid copying of this class
56};
57
58U_NAMESPACE_END
59#endif
60