3 * (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved
8 #include "LEGlyphFilter.h"
9 #include "OpenTypeTables.h"
10 #include "GlyphSubstitutionTables.h"
11 #include "SingleSubstitutionSubtables.h"
12 #include "GlyphIterator.h"
17 le_uint32 SingleSubstitutionSubtable::process(const LEReferenceTo<SingleSubstitutionSubtable> &base, GlyphIterator *glyphIterator, LEErrorCode &success, const LEGlyphFilter *filter) const
19 switch(SWAPW(subtableFormat))
26 const LEReferenceTo<SingleSubstitutionFormat1Subtable> subtable(base, success, (const SingleSubstitutionFormat1Subtable *) this);
28 return subtable->process(subtable, glyphIterator, success, filter);
33 const LEReferenceTo<SingleSubstitutionFormat2Subtable> subtable(base, success, (const SingleSubstitutionFormat2Subtable *) this);
35 return subtable->process(subtable, glyphIterator, success, filter);
43 le_uint32 SingleSubstitutionFormat1Subtable::process(const LEReferenceTo<SingleSubstitutionFormat1Subtable> &base, GlyphIterator *glyphIterator, LEErrorCode &success, const LEGlyphFilter *filter) const
45 LEGlyphID glyph = glyphIterator->getCurrGlyphID();
46 le_int32 coverageIndex = getGlyphCoverage(base, glyph, success);
48 if (coverageIndex >= 0) {
49 TTGlyphID substitute = ((TTGlyphID) LE_GET_GLYPH(glyph)) + SWAPW(deltaGlyphID);
51 if (filter == NULL || filter->accept(LE_SET_GLYPH(glyph, substitute))) {
52 glyphIterator->setCurrGlyphID(substitute);
61 le_uint32 SingleSubstitutionFormat2Subtable::process(const LEReferenceTo<SingleSubstitutionFormat2Subtable> &base, GlyphIterator *glyphIterator, LEErrorCode &success, const LEGlyphFilter *filter) const
63 LEGlyphID glyph = glyphIterator->getCurrGlyphID();
64 le_int32 coverageIndex = getGlyphCoverage(base, glyph, success);
66 if (coverageIndex >= 0) {
67 TTGlyphID substitute = SWAPW(substituteArray[coverageIndex]);
69 if (filter == NULL || filter->accept(LE_SET_GLYPH(glyph, substitute))) {
70 glyphIterator->setCurrGlyphID(substitute);