gecko/layout/svg/base/src/nsSVGGFrame.h

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
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 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is the Mozilla SVG project.
 *
 * The Initial Developer of the Original Code is
 * Crocodile Clips Ltd..
 * Portions created by the Initial Developer are Copyright (C) 2001
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Alex Fritze <alex.fritze@crocodile-clips.com> (original author)
 *
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 * either the GNU General Public License Version 2 or later (the "GPL"), or
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#ifndef NSSVGGFRAME_H
#define NSSVGGFRAME_H

#include "nsSVGContainerFrame.h"
#include "gfxMatrix.h"

typedef nsSVGDisplayContainerFrame nsSVGGFrameBase;

class nsSVGGFrame : public nsSVGGFrameBase
{
  friend nsIFrame*
  NS_NewSVGGFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
protected:
  nsSVGGFrame(nsStyleContext* aContext) :
    nsSVGGFrameBase(aContext) {}

public:
  NS_DECL_FRAMEARENA_HELPERS

#ifdef DEBUG
  NS_IMETHOD Init(nsIContent*      aContent,
                  nsIFrame*        aParent,
                  nsIFrame*        aPrevInFlow);
#endif

  /**
   * Get the "type" of the frame
   *
   * @see nsGkAtoms::svgGFrame
   */
  virtual nsIAtom* GetType() const;

#ifdef DEBUG
  NS_IMETHOD GetFrameName(nsAString& aResult) const
  {
    return MakeFrameName(NS_LITERAL_STRING("SVGG"), aResult);
  }
#endif

  // nsIFrame interface:
  NS_IMETHOD AttributeChanged(PRInt32         aNameSpaceID,
                              nsIAtom*        aAttribute,
                              PRInt32         aModType);

  // nsISVGChildFrame interface:
  virtual void NotifySVGChanged(PRUint32 aFlags);

  // nsSVGContainerFrame methods:
  virtual gfxMatrix GetCanvasTM();

  nsAutoPtr<gfxMatrix> mCanvasTM;
};

#endif