jdk/src/share/native/sun/font/layout/SingleTableProcessor2.cpp
author prr
Thu, 07 Mar 2013 10:02:20 -0800
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8001031: Better font processing Reviewed-by: srl, vadim
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/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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/*
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 *
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 * (C) Copyright IBM Corp.  and others 1998-2013 - All Rights Reserved
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 *
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 */
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#include "LETypes.h"
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#include "MorphTables.h"
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#include "SubtableProcessor2.h"
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#include "NonContextualGlyphSubst.h"
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#include "NonContextualGlyphSubstProc2.h"
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#include "SingleTableProcessor2.h"
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#include "LEGlyphStorage.h"
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#include "LESwaps.h"
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U_NAMESPACE_BEGIN
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(SingleTableProcessor2)
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SingleTableProcessor2::SingleTableProcessor2()
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{
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}
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SingleTableProcessor2::SingleTableProcessor2(const LEReferenceTo<MorphSubtableHeader2> &morphSubtableHeader, LEErrorCode &success)
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  : NonContextualGlyphSubstitutionProcessor2(morphSubtableHeader, success)
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{
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  const LEReferenceTo<NonContextualGlyphSubstitutionHeader2> header(morphSubtableHeader, success);
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    singleTableLookupTable = LEReferenceTo<SingleTableLookupTable>(morphSubtableHeader, success, &header->table);
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}
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SingleTableProcessor2::~SingleTableProcessor2()
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{
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}
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void SingleTableProcessor2::process(LEGlyphStorage &glyphStorage, LEErrorCode &success)
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{
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  if(LE_FAILURE(success)) return;
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    const LookupSingle *entries = singleTableLookupTable->entries;
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    le_int32 glyph;
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    le_int32 glyphCount = glyphStorage.getGlyphCount();
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    for (glyph = 0; glyph < glyphCount; glyph += 1) {
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      const LookupSingle *lookupSingle = singleTableLookupTable->lookupSingle(singleTableLookupTable, entries, glyphStorage[glyph], success);
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        if (lookupSingle != NULL) {
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            glyphStorage[glyph] = SWAPW(lookupSingle->value);
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        }
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    }
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}
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U_NAMESPACE_END