webengine/osswebengine/WebCore/rendering/bidi.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 27 Aug 2009 07:44:59 +0300
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/*
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 * This file is part of the html renderer for KDE.
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 *
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 * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
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 * Copyright (C) 2003 Apple Computer, Inc.
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Library General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Library General Public License for more details.
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 *
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 * You should have received a copy of the GNU Library General Public License
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 * along with this library; see the file COPYING.LIB.  If not, write to
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 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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 * Boston, MA 02110-1301, USA.
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 *
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 */
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#ifndef bidi_h
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#define bidi_h
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#include "BidiResolver.h"
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namespace WebCore {
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class BidiIterator;
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class RenderArena;
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class RenderBlock;
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class RenderObject;
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class InlineBox;
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void cleanupMidpoints();
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struct BidiRun : BidiCharacterRun {
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    BidiRun(int start, int stop, RenderObject* o, BidiContext* context, WTF::Unicode::Direction dir)
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        : BidiCharacterRun(start, stop, context, dir)
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        , obj(o)
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        , box(0)
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        , compact(false)
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    {
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    }
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    void destroy(RenderArena*);
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    // Overloaded new operator.
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    void* operator new(size_t, RenderArena*) throw();
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    // Overridden to prevent the normal delete from being called.
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    void operator delete(void*, size_t);
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    BidiRun* next() { return static_cast<BidiRun*>(m_next); }
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private:
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    // The normal operator new is disallowed.
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    void* operator new(size_t) throw();
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public:
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    RenderObject* obj;
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    InlineBox* box;
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    bool compact;
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};
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} // namespace WebCore
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#endif // bidi_h