/*
 * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
 *           (C) 2000 Antti Koivisto (koivisto@kde.org)
 *           (C) 2000 Dirk Mueller (mueller@kde.org)
 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
 * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 *
 */

#ifndef StyleVisualData_h
#define StyleVisualData_h

#include "LengthBox.h"
#include "RenderStyleConstants.h"
#include <wtf/RefCounted.h>
#include <wtf/PassRefPtr.h>

namespace WebCore {

class StyleVisualData : public RefCounted<StyleVisualData> {
public:
    static PassRefPtr<StyleVisualData> create() { return adoptRef(new StyleVisualData); }
    PassRefPtr<StyleVisualData> copy() const { return adoptRef(new StyleVisualData(*this)); }
    ~StyleVisualData();

    bool operator==(const StyleVisualData& o) const
    {
        return clip == o.clip
            && hasClip == o.hasClip
            && textDecoration == o.textDecoration
#if ENABLE(TEXT_AUTOSIZING)
            && m_textAutosizingMultiplier == o.m_textAutosizingMultiplier
#endif
            && m_zoom == o.m_zoom;
    }
    bool operator!=(const StyleVisualData& o) const { return !(*this == o); }

    LengthBox clip;
    bool hasClip : 1;
    unsigned textDecoration : ETextDecorationBits; // Text decorations defined *only* by this element.

#if ENABLE(TEXT_AUTOSIZING)
    float m_textAutosizingMultiplier;
#endif
    float m_zoom;

private:
    StyleVisualData();
    StyleVisualData(const StyleVisualData&);    
};

} // namespace WebCore

#endif // StyleVisualData_h