/*

 * This file is part of the DOM implementation for KDE.

 *

 * (C) 1999-2003 Lars Knoll (knoll@kde.org)

 * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.

 *

 * 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 CSSProperty_h

#define CSSProperty_h

#include "CSSValue.h"

#include <wtf/PassRefPtr.h>

#include <wtf/RefPtr.h>

namespace WebCore {

class CSSProperty : public FastAllocBase {

public:

    CSSProperty(int propID, PassRefPtr<CSSValue> value, bool important = false, int shorthandID = 0, bool implicit = false)

        : m_id(propID)

        , m_shorthandID(shorthandID)

        , m_important(important)

        , m_implicit(implicit)

        , m_value(value)

    {

    }

    CSSProperty& operator=(const CSSProperty& other)

    {

        m_id = other.m_id;

        m_shorthandID = other.m_shorthandID;

        m_important = other.m_important;

        m_implicit = other.m_implicit;

        m_value = other.m_value;

        return *this;

    }

    int id() const { return m_id; }

    int shorthandID() const { return m_shorthandID; }

    bool isImportant() const { return m_important; }

    bool isImplicit() const { return m_implicit; }

    CSSValue* value() const { return m_value.get(); }

    String cssText() const;

    friend bool operator==(const CSSProperty&, const CSSProperty&);

    // Make sure the following fits in 4 bytes. Really.

    int m_id : 15;

    int m_shorthandID : 15; // If this property was set as part of a shorthand, gives the shorthand.

    bool m_important : 1;

    bool m_implicit : 1; // Whether or not the property was set implicitly as the result of a shorthand.

    RefPtr<CSSValue> m_value;

};

} // namespace WebCore

namespace WTF {

    // Properties in Vector can be initialized with memset and moved using memcpy.

    template<> struct VectorTraits<WebCore::CSSProperty> : SimpleClassVectorTraits { };

}

#endif // CSSProperty_h