fontservices/textshaperplugin/IcuSource/layout/ClassDefinitionTables.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 02:02:46 +0200
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/*
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 *
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 * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved
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 *
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 */
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#ifndef __CLASSDEFINITIONTABLES_H
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#define __CLASSDEFINITIONTABLES_H
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/**
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 * \file
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 * \internal
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 */
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#include "LETypes.h"
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#include "OpenTypeTables.h"
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U_NAMESPACE_BEGIN
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struct ClassDefinitionTable
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{
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    le_uint16 classFormat;
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    le_int32  getGlyphClass(LEGlyphID glyphID) const;
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    le_bool   hasGlyphClass(le_int32 glyphClass) const;
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};
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struct ClassDefFormat1Table : ClassDefinitionTable
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{
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    TTGlyphID  startGlyph;
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    le_uint16  glyphCount;
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    le_uint16  classValueArray[ANY_NUMBER];
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    le_int32 getGlyphClass(LEGlyphID glyphID) const;
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    le_bool  hasGlyphClass(le_int32 glyphClass) const;
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};
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struct ClassRangeRecord
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{
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    TTGlyphID start;
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    TTGlyphID end;
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    le_uint16 classValue;
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};
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struct ClassDefFormat2Table : ClassDefinitionTable
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{
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    le_uint16        classRangeCount;
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    GlyphRangeRecord classRangeRecordArray[ANY_NUMBER];
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    le_int32 getGlyphClass(LEGlyphID glyphID) const;
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    le_bool hasGlyphClass(le_int32 glyphClass) const;
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};
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U_NAMESPACE_END
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#endif