/*

 * 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

 * particular file as subject to the "Classpath" exception as provided

 *

 * 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.

 *

 *

 */

/*

 *

 * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved

 *

 */

#include "LETypes.h"

#include "MorphTables.h"

#include "SubtableProcessor.h"

#include "NonContextualGlyphSubst.h"

#include "NonContextualGlyphSubstProc.h"

#include "TrimmedArrayProcessor.h"

#include "LEGlyphStorage.h"

#include "LESwaps.h"

U_NAMESPACE_BEGIN

UOBJECT_DEFINE_RTTI_IMPLEMENTATION(TrimmedArrayProcessor)

TrimmedArrayProcessor::TrimmedArrayProcessor()

{

}

TrimmedArrayProcessor::TrimmedArrayProcessor(const MorphSubtableHeader *morphSubtableHeader)

  : NonContextualGlyphSubstitutionProcessor(morphSubtableHeader)

{

    const NonContextualGlyphSubstitutionHeader *header = (const NonContextualGlyphSubstitutionHeader *) morphSubtableHeader;

    trimmedArrayLookupTable = (const TrimmedArrayLookupTable *) &header->table;

    firstGlyph = SWAPW(trimmedArrayLookupTable->firstGlyph);

    lastGlyph = firstGlyph + SWAPW(trimmedArrayLookupTable->glyphCount);

}

TrimmedArrayProcessor::~TrimmedArrayProcessor()

{

}

void TrimmedArrayProcessor::process(LEGlyphStorage &glyphStorage)

{

    le_int32 glyphCount = glyphStorage.getGlyphCount();

    le_int32 glyph;

    for (glyph = 0; glyph < glyphCount; glyph += 1) {

        LEGlyphID thisGlyph = glyphStorage[glyph];

        TTGlyphID ttGlyph = (TTGlyphID) LE_GET_GLYPH(thisGlyph);

        if ((ttGlyph > firstGlyph) && (ttGlyph < lastGlyph)) {

            TTGlyphID newGlyph = SWAPW(trimmedArrayLookupTable->valueArray[ttGlyph - firstGlyph]);

            glyphStorage[glyph] = LE_SET_GLYPH(thisGlyph, newGlyph);

        }

    }

}

U_NAMESPACE_END