зеркало из https://github.com/mozilla/gecko-dev.git
53 строки
1.8 KiB
C++
53 строки
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef LAYOUT_SVG_SVGVIEWPORTFRAME_H_
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#define LAYOUT_SVG_SVGVIEWPORTFRAME_H_
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#include "mozilla/Attributes.h"
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#include "mozilla/ISVGSVGFrame.h"
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#include "mozilla/SVGContainerFrame.h"
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class gfxContext;
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namespace mozilla {
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/**
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* Superclass for inner SVG frames and symbol frames.
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*/
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class SVGViewportFrame : public SVGDisplayContainerFrame, public ISVGSVGFrame {
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protected:
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SVGViewportFrame(ComputedStyle* aStyle, nsPresContext* aPresContext,
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nsIFrame::ClassID aID)
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: SVGDisplayContainerFrame(aStyle, aPresContext, aID) {}
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public:
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NS_DECL_ABSTRACT_FRAME(SVGViewportFrame)
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nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
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int32_t aModType) override;
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// ISVGDisplayableFrame interface:
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void PaintSVG(gfxContext& aContext, const gfxMatrix& aTransform,
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imgDrawingParams& aImgParams,
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const nsIntRect* aDirtyRect = nullptr) override;
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void ReflowSVG() override;
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void NotifySVGChanged(uint32_t aFlags) override;
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SVGBBox GetBBoxContribution(const Matrix& aToBBoxUserspace,
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uint32_t aFlags) override;
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nsIFrame* GetFrameForPoint(const gfxPoint& aPoint) override;
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// SVGContainerFrame methods:
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bool HasChildrenOnlyTransform(Matrix* aTransform) const override;
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// ISVGSVGFrame interface:
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void NotifyViewportOrTransformChanged(uint32_t aFlags) override;
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};
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} // namespace mozilla
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#endif // LAYOUT_SVG_SVGVIEWPORTFRAME_H_
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