/*

    Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>

                  2004, 2005 Rob Buis <buis@kde.org>

    This file is part of the KDE project

    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

    aint 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 RenderSVGContainer_h

#define RenderSVGContainer_h

#if ENABLE(SVG)

#include "RenderContainer.h"

#include "RenderPath.h"

namespace WebCore {

enum KCAlign {

    ALIGN_NONE = 0,

    ALIGN_XMINYMIN = 1,

    ALIGN_XMIDYMIN = 2,

    ALIGN_XMAXYMIN = 3,

    ALIGN_XMINYMID = 4,

    ALIGN_XMIDYMID = 5,

    ALIGN_XMAXYMID = 6,

    ALIGN_XMINYMAX = 7,

    ALIGN_XMIDYMAX = 8,

    ALIGN_XMAXYMAX = 9

};

class SVGElement;

class RenderSVGContainer : public RenderContainer {

public:

    RenderSVGContainer(SVGStyledElement*);

    ~RenderSVGContainer();

    // Some containers do not want it's children

    // to be drawn, because they may be 'referenced'

    // Example: <marker> children in SVG

    void setDrawsContents(bool);

    bool drawsContents() const;

    virtual bool isSVGContainer() const { return true; }

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

    virtual bool requiresLayer();

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

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

    virtual void layout();

    virtual void paint(PaintInfo&, int parentX, int parentY);

    virtual IntRect absoluteClippedOverflowRect();

    virtual void absoluteRects(Vector<IntRect>& rects, int tx, int ty, bool topLevel = true);

    virtual AffineTransform absoluteTransform() const;

    bool fillContains(const FloatPoint&) const;

    bool strokeContains(const FloatPoint&) const;

    FloatRect relativeBBox(bool includeStroke = true) const;

    virtual AffineTransform localTransform() const;

    void setLocalTransform(const AffineTransform&);

    FloatRect viewport() const;

    void setViewBox(const FloatRect&);

    FloatRect viewBox() const;

    void setAlign(KCAlign);

    KCAlign align() const;

    void setSlice(bool);

    bool slice() const;

    AffineTransform viewportTransform() const;

    virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction);

private:

    void calcViewport(); 

    AffineTransform getAspectRatio(const FloatRect& logical, const FloatRect& physical) const;

    bool m_drawsContents : 1;

    bool m_slice : 1;

    AffineTransform m_matrix;

    FloatRect m_viewport;

    FloatRect m_viewBox;

    KCAlign m_align;

    IntRect m_absoluteBounds;

};

} // namespace WebCore

#endif // ENABLE(SVG)

#endif // RenderSVGContainer_h

// vim:ts=4:noet