gecko-dev/layout/svg/SVGViewportFrame.h

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/* -*- 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 LAYOUT_SVG_SVGVIEWPORTFRAME_H_
#define LAYOUT_SVG_SVGVIEWPORTFRAME_H_
#include "mozilla/Attributes.h"
#include "mozilla/ISVGSVGFrame.h"
#include "mozilla/SVGContainerFrame.h"
class gfxContext;
namespace mozilla {
/**
* Superclass for inner SVG frames and symbol frames.
*/
class SVGViewportFrame : public SVGDisplayContainerFrame, public ISVGSVGFrame {
protected:
SVGViewportFrame(ComputedStyle* aStyle, nsPresContext* aPresContext,
nsIFrame::ClassID aID)
: SVGDisplayContainerFrame(aStyle, aPresContext, aID) {}
public:
NS_DECL_ABSTRACT_FRAME(SVGViewportFrame)
nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
int32_t aModType) override;
// ISVGDisplayableFrame interface:
void PaintSVG(gfxContext& aContext, const gfxMatrix& aTransform,
imgDrawingParams& aImgParams) override;
void ReflowSVG() override;
void NotifySVGChanged(uint32_t aFlags) override;
SVGBBox GetBBoxContribution(const Matrix& aToBBoxUserspace,
uint32_t aFlags) override;
nsIFrame* GetFrameForPoint(const gfxPoint& aPoint) override;
// SVGContainerFrame methods:
bool HasChildrenOnlyTransform(Matrix* aTransform) const override;
// ISVGSVGFrame interface:
void NotifyViewportOrTransformChanged(uint32_t aFlags) override;
};
} // namespace mozilla
#endif // LAYOUT_SVG_SVGVIEWPORTFRAME_H_