forked from mirrors/gecko-dev
5b9df67d2e
Also removes some mozilla:: where its no longer needed Note that this patch was created by running sed -e -i '.bak' 's/typedef ([a-zA-Z0-9:]+) ([a-zA-Z0-9:]+)/using \2 = \1/' and then fixing up a few cases that didn't work. Differential Revision: https://phabricator.services.mozilla.com/D83294
111 lines
3.3 KiB
C++
111 lines
3.3 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_SVGMASKFRAME_H_
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#define LAYOUT_SVG_SVGMASKFRAME_H_
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#include "mozilla/Attributes.h"
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#include "mozilla/RefPtr.h"
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#include "mozilla/SVGContainerFrame.h"
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#include "mozilla/gfx/2D.h"
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#include "gfxPattern.h"
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#include "gfxMatrix.h"
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class gfxContext;
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namespace mozilla {
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class PresShell;
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} // namespace mozilla
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nsIFrame* NS_NewSVGMaskFrame(mozilla::PresShell* aPresShell,
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mozilla::ComputedStyle* aStyle);
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namespace mozilla {
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class SVGMaskFrame final : public SVGContainerFrame {
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friend nsIFrame* ::NS_NewSVGMaskFrame(mozilla::PresShell* aPresShell,
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ComputedStyle* aStyle);
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using Matrix = gfx::Matrix;
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using SourceSurface = gfx::SourceSurface;
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using imgDrawingParams = image::imgDrawingParams;
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protected:
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explicit SVGMaskFrame(ComputedStyle* aStyle, nsPresContext* aPresContext)
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: SVGContainerFrame(aStyle, aPresContext, kClassID), mInUse(false) {
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AddStateBits(NS_FRAME_IS_NONDISPLAY);
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}
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public:
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NS_DECL_FRAMEARENA_HELPERS(SVGMaskFrame)
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struct MaskParams {
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gfxContext* ctx;
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nsIFrame* maskedFrame;
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const gfxMatrix& toUserSpace;
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float opacity;
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StyleMaskMode maskMode;
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imgDrawingParams& imgParams;
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explicit MaskParams(gfxContext* aCtx, nsIFrame* aMaskedFrame,
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const gfxMatrix& aToUserSpace, float aOpacity,
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StyleMaskMode aMaskMode, imgDrawingParams& aImgParams)
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: ctx(aCtx),
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maskedFrame(aMaskedFrame),
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toUserSpace(aToUserSpace),
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opacity(aOpacity),
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maskMode(aMaskMode),
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imgParams(aImgParams) {}
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};
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// SVGMaskFrame method:
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/**
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* Generate a mask surface for the target frame.
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*
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* The return surface can be null, it's the caller's responsibility to
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* null-check before dereferencing.
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*/
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already_AddRefed<SourceSurface> GetMaskForMaskedFrame(MaskParams& aParams);
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gfxRect GetMaskArea(nsIFrame* aMaskedFrame);
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virtual nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
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int32_t aModType) override;
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#ifdef DEBUG
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virtual void Init(nsIContent* aContent, nsContainerFrame* aParent,
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nsIFrame* aPrevInFlow) override;
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#endif
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virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsDisplayListSet& aLists) override {}
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#ifdef DEBUG_FRAME_DUMP
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virtual nsresult GetFrameName(nsAString& aResult) const override {
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return MakeFrameName(u"SVGMask"_ns, aResult);
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}
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#endif
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private:
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/**
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* If the mask element transforms its children due to
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* maskContentUnits="objectBoundingBox" being set on it, this function
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* returns the resulting transform.
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*/
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gfxMatrix GetMaskTransform(nsIFrame* aMaskedFrame);
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gfxMatrix mMatrixForChildren;
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// recursion prevention flag
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bool mInUse;
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// SVGContainerFrame methods:
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virtual gfxMatrix GetCanvasTM() override;
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};
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} // namespace mozilla
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#endif // LAYOUT_SVG_SVGMASKFRAME_H_
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