3 * (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved
8 #include "LEGlyphFilter.h"
9 #include "LEFontInstance.h"
10 #include "OpenTypeTables.h"
11 #include "ICUFeatures.h"
13 #include "ScriptAndLanguage.h"
14 #include "GlyphDefinitionTables.h"
15 #include "GlyphSubstitutionTables.h"
16 #include "SingleSubstitutionSubtables.h"
17 #include "MultipleSubstSubtables.h"
18 #include "AlternateSubstSubtables.h"
19 #include "LigatureSubstSubtables.h"
20 #include "ContextualSubstSubtables.h"
21 #include "ExtensionSubtables.h"
22 #include "LookupProcessor.h"
23 #include "GlyphSubstLookupProc.h"
28 GlyphSubstitutionLookupProcessor::GlyphSubstitutionLookupProcessor(
29 const LEReferenceTo<GlyphSubstitutionTableHeader> &glyphSubstitutionTableHeader,
32 const LEGlyphFilter *filter,
33 const FeatureMap *featureMap,
34 le_int32 featureMapCount,
38 glyphSubstitutionTableHeader,
39 SWAPW(glyphSubstitutionTableHeader->scriptListOffset),
40 SWAPW(glyphSubstitutionTableHeader->featureListOffset),
41 SWAPW(glyphSubstitutionTableHeader->lookupListOffset),
42 scriptTag, languageTag, featureMap, featureMapCount, featureOrder, success), fFilter(filter)
47 GlyphSubstitutionLookupProcessor::GlyphSubstitutionLookupProcessor()
51 le_uint32 GlyphSubstitutionLookupProcessor::applySubtable(const LEReferenceTo<LookupSubtable> &lookupSubtable, le_uint16 lookupType,
52 GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode& success) const
54 if (LE_FAILURE(success)) {
67 const LEReferenceTo<SingleSubstitutionSubtable> subtable(lookupSubtable, success);
69 delta = subtable->process(subtable, glyphIterator, success, fFilter);
75 const LEReferenceTo<MultipleSubstitutionSubtable> subtable(lookupSubtable, success);
77 delta = subtable->process(subtable, glyphIterator, success, fFilter);
83 const LEReferenceTo<AlternateSubstitutionSubtable> subtable(lookupSubtable, success);
85 delta = subtable->process(subtable, glyphIterator, success, fFilter);
91 const LEReferenceTo<LigatureSubstitutionSubtable> subtable(lookupSubtable, success);
93 delta = subtable->process(subtable, glyphIterator, success, fFilter);
99 const LEReferenceTo<ContextualSubstitutionSubtable> subtable(lookupSubtable, success);
101 delta = subtable->process(this, glyphIterator, fontInstance, success);
105 case gsstChainingContext:
107 const LEReferenceTo<ChainingContextualSubstitutionSubtable> subtable(lookupSubtable, success);
109 delta = subtable->process(this, glyphIterator, fontInstance, success);
115 const LEReferenceTo<ExtensionSubtable> subtable(lookupSubtable, success);
117 delta = subtable->process(this, lookupType, glyphIterator, fontInstance, success);
128 GlyphSubstitutionLookupProcessor::~GlyphSubstitutionLookupProcessor()