Mercurial > hg > release > icedtea7-forest-2.2 > jdk
view src/share/native/sun/font/layout/CursiveAttachmentSubtables.cpp @ 5406:5f9ebbddde81
8012617: ArrayIndexOutOfBoundsException with some fonts using LineBreakMeasurer
Reviewed-by: bae, srl
author | prr |
---|---|
date | Thu, 25 Apr 2013 21:37:41 -0700 |
parents | 5f19d54801bf |
children |
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/* * 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 - 2005 - All Rights Reserved * */ #include "LETypes.h" #include "OpenTypeTables.h" #include "GlyphPositioningTables.h" #include "CursiveAttachmentSubtables.h" #include "AnchorTables.h" #include "GlyphIterator.h" #include "OpenTypeUtilities.h" #include "LESwaps.h" U_NAMESPACE_BEGIN le_uint32 CursiveAttachmentSubtable::process(const LEReferenceTo<CursiveAttachmentSubtable> &base, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode &success) const { LEGlyphID glyphID = glyphIterator->getCurrGlyphID(); le_int32 coverageIndex = getGlyphCoverage(base, glyphID, success); le_uint16 eeCount = SWAPW(entryExitCount); if (coverageIndex < 0 || coverageIndex >= eeCount || LE_FAILURE(success)) { glyphIterator->setCursiveGlyph(); return 0; } LEPoint entryAnchor, exitAnchor; Offset entryOffset = SWAPW(entryExitRecords[coverageIndex].entryAnchor); // TODO Offset exitOffset = SWAPW(entryExitRecords[coverageIndex].exitAnchor); if (entryOffset != 0) { const AnchorTable *entryAnchorTable = (const AnchorTable *) ((char *) this + entryOffset); entryAnchorTable->getAnchor(glyphID, fontInstance, entryAnchor); glyphIterator->setCursiveEntryPoint(entryAnchor); } else { //glyphIterator->clearCursiveEntryPoint(); } if (exitOffset != 0) { const AnchorTable *exitAnchorTable = (const AnchorTable *) ((char *) this + exitOffset); exitAnchorTable->getAnchor(glyphID, fontInstance, exitAnchor); glyphIterator->setCursiveExitPoint(exitAnchor); } else { //glyphIterator->clearCursiveExitPoint(); } return 1; } U_NAMESPACE_END