| /* |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| /* |
| * |
| * (C) Copyright IBM Corp. 1998-2010 - All Rights Reserved |
| * |
| */ |
| |
| #include "LETypes.h" |
| #include "LEFontInstance.h" |
| #include "OpenTypeTables.h" |
| #include "GlyphSubstitutionTables.h" |
| #include "GlyphIterator.h" |
| #include "LookupProcessor.h" |
| #include "SubstitutionLookups.h" |
| #include "CoverageTables.h" |
| #include "LESwaps.h" |
| |
| U_NAMESPACE_BEGIN |
| |
| /* |
| NOTE: This could be optimized somewhat by keeping track |
| of the previous sequenceIndex in the loop and doing next() |
| or prev() of the delta between that and the current |
| sequenceIndex instead of always resetting to the front. |
| */ |
| void SubstitutionLookup::applySubstitutionLookups( |
| LookupProcessor *lookupProcessor, |
| SubstitutionLookupRecord *substLookupRecordArray, |
| le_uint16 substCount, |
| GlyphIterator *glyphIterator, |
| const LEFontInstance *fontInstance, |
| le_int32 position, |
| LEErrorCode& success) |
| { |
| if (LE_FAILURE(success)) { |
| return; |
| } |
| |
| GlyphIterator tempIterator(*glyphIterator); |
| |
| for (le_uint16 subst = 0; subst < substCount && LE_SUCCESS(success); subst += 1) { |
| le_uint16 sequenceIndex = SWAPW(substLookupRecordArray[subst].sequenceIndex); |
| le_uint16 lookupListIndex = SWAPW(substLookupRecordArray[subst].lookupListIndex); |
| |
| tempIterator.setCurrStreamPosition(position); |
| tempIterator.next(sequenceIndex); |
| |
| lookupProcessor->applySingleLookup(lookupListIndex, &tempIterator, fontInstance, success); |
| } |
| } |
| |
| U_NAMESPACE_END |