/*
 * 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. 1998-2004 - All Rights Reserved
 *
 */

#include "LETypes.h"
#include "LEFontInstance.h"
#include "OpenTypeTables.h"
#include "AnchorTables.h"
#include "MarkArrays.h"
#include "LESwaps.h"

U_NAMESPACE_BEGIN

le_int32 MarkArray::getMarkClass(const LETableReference &base, LEGlyphID glyphID,
                                 le_int32 coverageIndex, const LEFontInstance *fontInstance,
                              LEPoint &anchor, LEErrorCode &success) const
{
    le_int32 markClass = -1;

    if ( coverageIndex >= 0 && LE_SUCCESS(success) ) {
        le_uint16 mCount = SWAPW(markCount);
        if (coverageIndex < mCount) {
          LEReferenceToArrayOf<MarkRecord> markRecordArrayRef(base, success, markRecordArray, mCount);
            if(LE_FAILURE(success)) {
              return markClass;
            }
            const MarkRecord *markRecord = &markRecordArray[coverageIndex];
            Offset anchorTableOffset = SWAPW(markRecord->markAnchorTableOffset);
            LEReferenceTo<AnchorTable> anchorTable(base, success, anchorTableOffset);

            if(LE_FAILURE(success)) {
              return markClass;
            }

            anchorTable->getAnchor(anchorTable, glyphID, fontInstance, anchor, success);
            markClass = SWAPW(markRecord->markClass);
        }

        // XXXX If we get here, the table is mal-formed
    }

    return markClass;
}

U_NAMESPACE_END
