/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef __NS_SVGUSEFRAME_H__

#define __NS_SVGUSEFRAME_H__

// Keep in (case-insensitive) order:

#include "nsSVGGFrame.h"

class nsSVGUseFrame final

  : public nsSVGGFrame

{

  friend nsIFrame* NS_NewSVGUseFrame(nsIPresShell* aPresShell,

                                     ComputedStyle* aStyle);

protected:

  explicit nsSVGUseFrame(ComputedStyle* aStyle)

    : nsSVGGFrame(aStyle, kClassID)

    , mHasValidDimensions(true)

  {

  }

public:

  NS_DECL_FRAMEARENA_HELPERS(nsSVGUseFrame)

  // nsIFrame interface:

  void Init(nsIContent* aContent,

            nsContainerFrame* aParent,

            nsIFrame* aPrevInFlow) override;

  nsresult AttributeChanged(int32_t aNameSpaceID,

                            nsAtom* aAttribute,

                            int32_t aModType) override;

#ifdef DEBUG_FRAME_DUMP

  nsresult GetFrameName(nsAString& aResult) const override

  {

    return MakeFrameName(NS_LITERAL_STRING("SVGUse"), aResult);

  }

#endif

  // nsSVGDisplayableFrame interface:

  void ReflowSVG() override;

  void NotifySVGChanged(uint32_t aFlags) override;

private:

  bool mHasValidDimensions;

};

#endif // __NS_SVGUSEFRAME_H__