0N/A/*
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A *
0N/A */
0N/A
0N/A/*
0N/A *
0N/A * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved
0N/A *
0N/A */
0N/A
0N/A#ifndef __CONTEXTUALSUBSTITUTIONSUBTABLES_H
0N/A#define __CONTEXTUALSUBSTITUTIONSUBTABLES_H
0N/A
1693N/A/**
1693N/A * \file
1693N/A * \internal
1693N/A */
1693N/A
0N/A#include "LETypes.h"
0N/A#include "LEFontInstance.h"
0N/A#include "OpenTypeTables.h"
0N/A#include "GlyphSubstitutionTables.h"
0N/A#include "GlyphIterator.h"
0N/A#include "LookupProcessor.h"
5980N/A#include "LETableReference.h"
0N/A
1693N/AU_NAMESPACE_BEGIN
1693N/A
0N/Astruct SubstitutionLookupRecord
0N/A{
0N/A le_uint16 sequenceIndex;
0N/A le_uint16 lookupListIndex;
0N/A};
0N/A
0N/Astruct ContextualSubstitutionBase : GlyphSubstitutionSubtable
0N/A{
0N/A static le_bool matchGlyphIDs(
0N/A const TTGlyphID *glyphArray, le_uint16 glyphCount, GlyphIterator *glyphIterator,
0N/A le_bool backtrack = FALSE);
0N/A
0N/A static le_bool matchGlyphClasses(
0N/A const le_uint16 *classArray, le_uint16 glyphCount, GlyphIterator *glyphIterator,
0N/A const ClassDefinitionTable *classDefinitionTable, le_bool backtrack = FALSE);
0N/A
0N/A static le_bool matchGlyphCoverages(
0N/A const Offset *coverageTableOffsetArray, le_uint16 glyphCount,
0N/A GlyphIterator *glyphIterator, const char *offsetBase, le_bool backtrack = FALSE);
0N/A
0N/A static void applySubstitutionLookups(
0N/A const LookupProcessor *lookupProcessor,
0N/A const SubstitutionLookupRecord *substLookupRecordArray,
0N/A le_uint16 substCount,
0N/A GlyphIterator *glyphIterator,
0N/A const LEFontInstance *fontInstance,
3171N/A le_int32 position,
3171N/A LEErrorCode& success);
0N/A};
0N/A
0N/Astruct ContextualSubstitutionSubtable : ContextualSubstitutionBase
0N/A{
3171N/A le_uint32 process(const LookupProcessor *lookupProcessor, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode& success) const;
0N/A};
0N/A
0N/Astruct ContextualSubstitutionFormat1Subtable : ContextualSubstitutionSubtable
0N/A{
0N/A le_uint16 subRuleSetCount;
0N/A Offset subRuleSetTableOffsetArray[ANY_NUMBER];
0N/A
3171N/A le_uint32 process(const LookupProcessor *lookupProcessor, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode& success) const;
0N/A};
5980N/ALE_VAR_ARRAY(ContextualSubstitutionFormat1Subtable, subRuleSetTableOffsetArray)
5980N/A
0N/A
0N/Astruct SubRuleSetTable
0N/A{
0N/A le_uint16 subRuleCount;
0N/A Offset subRuleTableOffsetArray[ANY_NUMBER];
0N/A
0N/A};
5980N/ALE_VAR_ARRAY(SubRuleSetTable, subRuleTableOffsetArray)
0N/A
0N/A// NOTE: Multiple variable size arrays!!
0N/Astruct SubRuleTable
0N/A{
0N/A le_uint16 glyphCount;
0N/A le_uint16 substCount;
0N/A TTGlyphID inputGlyphArray[ANY_NUMBER];
0N/A //SubstitutionLookupRecord substLookupRecordArray[ANY_NUMBER];
0N/A};
5980N/ALE_VAR_ARRAY(SubRuleTable, inputGlyphArray)
0N/A
0N/Astruct ContextualSubstitutionFormat2Subtable : ContextualSubstitutionSubtable
0N/A{
0N/A Offset classDefTableOffset;
0N/A le_uint16 subClassSetCount;
0N/A Offset subClassSetTableOffsetArray[ANY_NUMBER];
0N/A
3171N/A le_uint32 process(const LookupProcessor *lookupProcessor, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode& success) const;
0N/A};
5980N/ALE_VAR_ARRAY(ContextualSubstitutionFormat2Subtable, subClassSetTableOffsetArray)
5980N/A
0N/A
0N/Astruct SubClassSetTable
0N/A{
0N/A le_uint16 subClassRuleCount;
0N/A Offset subClassRuleTableOffsetArray[ANY_NUMBER];
0N/A};
5980N/ALE_VAR_ARRAY(SubClassSetTable, subClassRuleTableOffsetArray)
5980N/A
0N/A
0N/A// NOTE: Multiple variable size arrays!!
0N/Astruct SubClassRuleTable
0N/A{
0N/A le_uint16 glyphCount;
0N/A le_uint16 substCount;
0N/A le_uint16 classArray[ANY_NUMBER];
0N/A //SubstitutionLookupRecord substLookupRecordArray[ANY_NUMBER];
0N/A};
5980N/ALE_VAR_ARRAY(SubClassRuleTable, classArray)
5980N/A
0N/A
0N/A// NOTE: This isn't a subclass of GlyphSubstitutionSubtable 'cause
0N/A// it has an array of coverage tables instead of a single coverage table...
0N/A//
0N/A// NOTE: Multiple variable size arrays!!
0N/Astruct ContextualSubstitutionFormat3Subtable
0N/A{
0N/A le_uint16 substFormat;
0N/A le_uint16 glyphCount;
0N/A le_uint16 substCount;
0N/A Offset coverageTableOffsetArray[ANY_NUMBER];
0N/A //SubstitutionLookupRecord substLookupRecord[ANY_NUMBER];
0N/A
3171N/A le_uint32 process(const LookupProcessor *lookupProcessor, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode& success) const;
0N/A};
5980N/ALE_VAR_ARRAY(ContextualSubstitutionFormat3Subtable, coverageTableOffsetArray)
0N/A
0N/Astruct ChainingContextualSubstitutionSubtable : ContextualSubstitutionBase
0N/A{
3171N/A le_uint32 process(const LookupProcessor *lookupProcessor, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode& success) const;
0N/A};
0N/A
0N/Astruct ChainingContextualSubstitutionFormat1Subtable : ChainingContextualSubstitutionSubtable
0N/A{
0N/A le_uint16 chainSubRuleSetCount;
0N/A Offset chainSubRuleSetTableOffsetArray[ANY_NUMBER];
0N/A
3171N/A le_uint32 process(const LookupProcessor *lookupProcessor, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode& success) const;
0N/A};
5980N/ALE_VAR_ARRAY(ChainingContextualSubstitutionFormat1Subtable, chainSubRuleSetTableOffsetArray)
5980N/A
0N/A
0N/Astruct ChainSubRuleSetTable
0N/A{
0N/A le_uint16 chainSubRuleCount;
0N/A Offset chainSubRuleTableOffsetArray[ANY_NUMBER];
0N/A
0N/A};
5980N/ALE_VAR_ARRAY(ChainSubRuleSetTable, chainSubRuleTableOffsetArray)
0N/A
0N/A// NOTE: Multiple variable size arrays!!
0N/Astruct ChainSubRuleTable
0N/A{
0N/A le_uint16 backtrackGlyphCount;
0N/A TTGlyphID backtrackGlyphArray[ANY_NUMBER];
0N/A //le_uint16 inputGlyphCount;
0N/A //TTGlyphID inputGlyphArray[ANY_NUMBER];
0N/A //le_uint16 lookaheadGlyphCount;
0N/A //TTGlyphID lookaheadGlyphArray[ANY_NUMBER];
0N/A //le_uint16 substCount;
0N/A //SubstitutionLookupRecord substLookupRecordArray[ANY_NUMBER];
0N/A};
5980N/ALE_VAR_ARRAY(ChainSubRuleTable, backtrackGlyphArray)
0N/A
0N/Astruct ChainingContextualSubstitutionFormat2Subtable : ChainingContextualSubstitutionSubtable
0N/A{
0N/A Offset backtrackClassDefTableOffset;
0N/A Offset inputClassDefTableOffset;
0N/A Offset lookaheadClassDefTableOffset;
0N/A le_uint16 chainSubClassSetCount;
0N/A Offset chainSubClassSetTableOffsetArray[ANY_NUMBER];
0N/A
3171N/A le_uint32 process(const LookupProcessor *lookupProcessor, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode& success) const;
0N/A};
5980N/ALE_VAR_ARRAY(ChainingContextualSubstitutionFormat2Subtable, chainSubClassSetTableOffsetArray)
0N/A
0N/Astruct ChainSubClassSetTable
0N/A{
0N/A le_uint16 chainSubClassRuleCount;
0N/A Offset chainSubClassRuleTableOffsetArray[ANY_NUMBER];
0N/A};
5980N/ALE_VAR_ARRAY(ChainSubClassSetTable, chainSubClassRuleTableOffsetArray)
5980N/A
0N/A
0N/A// NOTE: Multiple variable size arrays!!
0N/Astruct ChainSubClassRuleTable
0N/A{
0N/A le_uint16 backtrackGlyphCount;
0N/A le_uint16 backtrackClassArray[ANY_NUMBER];
0N/A //le_uint16 inputGlyphCount;
0N/A //le_uint16 inputClassArray[ANY_NUMBER];
0N/A //le_uint16 lookaheadGlyphCount;
0N/A //le_uint16 lookaheadClassArray[ANY_NUMBER];
0N/A //le_uint16 substCount;
0N/A //SubstitutionLookupRecord substLookupRecordArray[ANY_NUMBER];
0N/A};
5980N/ALE_VAR_ARRAY(ChainSubClassRuleTable, backtrackClassArray)
0N/A
0N/A// NOTE: This isn't a subclass of GlyphSubstitutionSubtable 'cause
0N/A// it has arrays of coverage tables instead of a single coverage table...
0N/A//
0N/A// NOTE: Multiple variable size arrays!!
0N/Astruct ChainingContextualSubstitutionFormat3Subtable
0N/A{
0N/A le_uint16 substFormat;
0N/A le_uint16 backtrackGlyphCount;
0N/A Offset backtrackCoverageTableOffsetArray[ANY_NUMBER];
0N/A //le_uint16 inputGlyphCount;
0N/A //Offset inputCoverageTableOffsetArray[ANY_NUMBER];
0N/A //le_uint16 lookaheadGlyphCount;
0N/A //le_uint16 lookaheadCoverageTableOffsetArray[ANY_NUMBER];
0N/A //le_uint16 substCount;
0N/A //SubstitutionLookupRecord substLookupRecord[ANY_NUMBER];
0N/A
3171N/A le_uint32 process(const LookupProcessor *lookupProcessor, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode& success) const;
0N/A};
5980N/ALE_VAR_ARRAY(ChainingContextualSubstitutionFormat3Subtable, backtrackCoverageTableOffsetArray)
5980N/A
0N/A
1693N/AU_NAMESPACE_END
0N/A#endif