[apple/icu.git] / icuSources / layout / ContextualGlyphSubstProc2.h

/*
 *
 * (C) Copyright IBM Corp.  and others 1998-2013 - All Rights Reserved
 *
 */

#ifndef __CONTEXTUALGLYPHSUBSTITUTIONPROCESSOR2_H
#define __CONTEXTUALGLYPHSUBSTITUTIONPROCESSOR2_H

/**
 * \file
 * \internal
 */

#include "LETypes.h"
#include "MorphTables.h"
#include "SubtableProcessor2.h"
#include "StateTableProcessor2.h"
#include "ContextualGlyphSubstitution.h"

U_NAMESPACE_BEGIN

class LEGlyphStorage;

class ContextualGlyphSubstitutionProcessor2 : public StateTableProcessor2
{
public:
    virtual void beginStateTable();

    virtual le_uint16 processStateEntry(LEGlyphStorage &glyphStorage, le_int32 &currGlyph, EntryTableIndex2 index);

    virtual void endStateTable();

    ContextualGlyphSubstitutionProcessor2(const MorphSubtableHeader2 *morphSubtableHeader);
    virtual ~ContextualGlyphSubstitutionProcessor2();

    /**
     * ICU "poor man's RTTI", returns a UClassID for the actual class.
     *
     * @stable ICU 2.8
     */
    virtual UClassID getDynamicClassID() const;

    /**
     * ICU "poor man's RTTI", returns a UClassID for this class.
     *
     * @stable ICU 2.8
     */
    static UClassID getStaticClassID();

private:
    ContextualGlyphSubstitutionProcessor2();
    TTGlyphID lookup(le_uint32 offset, LEGlyphID gid);

protected:
    const le_uint32* perGlyphTable;
    const ContextualGlyphStateEntry2 *entryTable;

    le_int16 perGlyphTableFormat;
    le_int32 markGlyph;

    const ContextualGlyphHeader2 *contextualGlyphHeader;

};

U_NAMESPACE_END
#endif
Commit	Line	Data
51004dcb A	1	/*
	2	*
	3	* (C) Copyright IBM Corp. and others 1998-2013 - All Rights Reserved
	4	*
	5	*/
	6
	7	#ifndef __CONTEXTUALGLYPHSUBSTITUTIONPROCESSOR2_H
	8	#define __CONTEXTUALGLYPHSUBSTITUTIONPROCESSOR2_H
	9
	10	/**
	11	* \file
	12	* \internal
	13	*/
	14
	15	#include "LETypes.h"
	16	#include "MorphTables.h"
	17	#include "SubtableProcessor2.h"
	18	#include "StateTableProcessor2.h"
	19	#include "ContextualGlyphSubstitution.h"
	20
	21	U_NAMESPACE_BEGIN
	22
	23	class LEGlyphStorage;
	24
	25	class ContextualGlyphSubstitutionProcessor2 : public StateTableProcessor2
	26	{
	27	public:
	28	virtual void beginStateTable();
	29
	30	virtual le_uint16 processStateEntry(LEGlyphStorage &glyphStorage, le_int32 &currGlyph, EntryTableIndex2 index);
	31
	32	virtual void endStateTable();
	33
	34	ContextualGlyphSubstitutionProcessor2(const MorphSubtableHeader2 *morphSubtableHeader);
	35	virtual ~ContextualGlyphSubstitutionProcessor2();
	36
	37	/**
	38	* ICU "poor man's RTTI", returns a UClassID for the actual class.
	39	*
	40	* @stable ICU 2.8
	41	*/
	42	virtual UClassID getDynamicClassID() const;
	43
	44	/**
	45	* ICU "poor man's RTTI", returns a UClassID for this class.
	46	*
	47	* @stable ICU 2.8
	48	*/
	49	static UClassID getStaticClassID();
	50
	51	private:
	52	ContextualGlyphSubstitutionProcessor2();
	53	TTGlyphID lookup(le_uint32 offset, LEGlyphID gid);
	54
	55	protected:
	56	const le_uint32* perGlyphTable;
	57	const ContextualGlyphStateEntry2 *entryTable;
	58
	59	le_int16 perGlyphTableFormat;
	60	le_int32 markGlyph;
	61
	62	const ContextualGlyphHeader2 *contextualGlyphHeader;
	63
	64	};
65
66	U_NAMESPACE_END
67	#endif