/*

 * This file is part of the WebKit project.

 *

 * Copyright (C) 2007 Eric Seidel <eric@webkit.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.

 *

 */

#include "config.h"

#if ENABLE(SVG)

#include "RenderSVGHiddenContainer.h"

#include "RenderPath.h"

#include "SVGStyledElement.h"

namespace WebCore {

RenderSVGHiddenContainer::RenderSVGHiddenContainer(SVGStyledElement* element)

    : RenderContainer(element)

{

}

RenderSVGHiddenContainer::~RenderSVGHiddenContainer()

{

}

bool RenderSVGHiddenContainer::requiresLayer()

{

    return false;

}

short RenderSVGHiddenContainer::lineHeight(bool b, bool isRootLineBox) const

{

    return 0;

}

short RenderSVGHiddenContainer::baselinePosition(bool b, bool isRootLineBox) const

{

    return 0;

}

void RenderSVGHiddenContainer::layout()

{

    ASSERT(needsLayout());

    // Layout our kids to prevent a kid from being marked as needing layout

    // then never being asked to layout.

    RenderObject* child = firstChild();

    while (child) {

        if (!child->isRenderPath() || static_cast<RenderPath*>(child)->hasRelativeValues())

            child->setNeedsLayout(true);

        child->layoutIfNeeded();

        ASSERT(!child->needsLayout());

        child = child->nextSibling();

    }

    setNeedsLayout(false);    

}

void RenderSVGHiddenContainer::paint(PaintInfo&, int parentX, int parentY)

{

    // This subtree does not paint.

}

IntRect RenderSVGHiddenContainer::absoluteClippedOverflowRect()

{

    return IntRect();

}

void RenderSVGHiddenContainer::absoluteRects(Vector<IntRect>& rects, int tx, int ty, bool)

{

    // This subtree does not take up space or paint

}

AffineTransform RenderSVGHiddenContainer::absoluteTransform() const

{

    return AffineTransform();

}

AffineTransform RenderSVGHiddenContainer::localTransform() const

{

    return AffineTransform();

}

bool RenderSVGHiddenContainer::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, int _x, int _y, int _tx, int _ty, HitTestAction hitTestAction)

{

    return false;

}

}

#endif // ENABLE(SVG)