/*

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

 *

 * Copyright (C) 2000 Lars Knoll (knoll@kde.org)

 *

 * 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 RenderBR_h

#define RenderBR_h

#include "RenderText.h"

/*

 * The whole class here is a hack to get <br> working, as long as we don't have support for

 * CSS2 :before and :after pseudo elements

 */

namespace WebCore {

class Position;

class RenderBR : public RenderText {

public:

    RenderBR(Node*);

    virtual ~RenderBR();

    virtual const char* renderName() const { return "RenderBR"; }

    virtual IntRect selectionRect(bool) { return IntRect(); }

    virtual unsigned width(unsigned /*from*/, unsigned /*len*/, const Font&, int /*xpos*/) const { return 0; }

    virtual unsigned width(unsigned /*from*/, unsigned /*len*/, int /*xpos*/, bool /*firstLine = false*/) const { return 0; }

    virtual short lineHeight(bool firstLine, bool isRootLineBox = false) const;

    virtual short baselinePosition(bool firstLine, bool isRootLineBox = false) const;

    virtual void setStyle(RenderStyle*);

    // overrides

    virtual InlineBox* createInlineBox(bool, bool, bool isOnlyRun = false);

    virtual bool isBR() const { return true; }

    virtual int caretMinOffset() const;

    virtual int caretMaxOffset() const;

    virtual unsigned caretMaxRenderedOffset() const;

    virtual VisiblePosition positionForCoordinates(int x, int y);

    virtual InlineBox* inlineBox(int offset, EAffinity = UPSTREAM);

private:

    mutable short m_lineHeight;

};

} // namespace WebCore

#endif // RenderBR_h