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806f346204
Updated with clang-format version 14.0.5 (taskcluster-ThuAJINyTKOILKeakawQZw) # ignore-this-changeset Differential Revision: https://phabricator.services.mozilla.com/D151908
73 lines
2.7 KiB
C++
73 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 mozilla_image_AutoRestoreSVGState_h
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#define mozilla_image_AutoRestoreSVGState_h
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#include "mozilla/Attributes.h"
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#include "mozilla/AutoRestore.h"
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#include "mozilla/SVGContextPaint.h"
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#include "mozilla/dom/SVGSVGElement.h"
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#include "nsPresContext.h"
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#include "SVGDrawingParameters.h"
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#include "SVGDocumentWrapper.h"
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#include "mozilla/dom/DocumentInlines.h"
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#include "mozilla/dom/SVGDocument.h"
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#include "mozilla/dom/BrowsingContextBinding.h"
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namespace mozilla::image {
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class MOZ_STACK_CLASS AutoRestoreSVGState final {
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public:
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AutoRestoreSVGState(const SVGDrawingParameters& aParams,
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SVGDocumentWrapper* aSVGDocumentWrapper,
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bool aContextPaint)
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: AutoRestoreSVGState(aParams.svgContext, aParams.animationTime,
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aSVGDocumentWrapper, aContextPaint) {}
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AutoRestoreSVGState(const SVGImageContext& aSVGContext, float aAnimationTime,
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SVGDocumentWrapper* aSVGDocumentWrapper,
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bool aContextPaint)
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: mIsDrawing(aSVGDocumentWrapper->mIsDrawing),
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// Apply any 'preserveAspectRatio' override (if specified) to the root
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// element:
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mPAR(aSVGContext, aSVGDocumentWrapper->GetRootSVGElem()),
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// Set the animation time:
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mTime(aSVGDocumentWrapper->GetRootSVGElem(), aAnimationTime) {
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MOZ_ASSERT(!mIsDrawing.SavedValue());
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MOZ_ASSERT(aSVGDocumentWrapper->GetDocument());
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if (auto* pc = aSVGDocumentWrapper->GetDocument()->GetPresContext()) {
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pc->SetColorSchemeOverride([&] {
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if (auto scheme = aSVGContext.GetColorScheme()) {
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return *scheme == ColorScheme::Light
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? dom::PrefersColorSchemeOverride::Light
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: dom::PrefersColorSchemeOverride::Dark;
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}
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return dom::PrefersColorSchemeOverride::None;
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}());
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}
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aSVGDocumentWrapper->mIsDrawing = true;
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// Set context paint (if specified) on the document:
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if (aContextPaint) {
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MOZ_ASSERT(aSVGContext.GetContextPaint());
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mContextPaint.emplace(*aSVGContext.GetContextPaint(),
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*aSVGDocumentWrapper->GetDocument());
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}
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}
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private:
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AutoRestore<bool> mIsDrawing;
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AutoPreserveAspectRatioOverride mPAR;
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AutoSVGTimeSetRestore mTime;
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Maybe<AutoSetRestoreSVGContextPaint> mContextPaint;
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};
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} // namespace mozilla::image
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#endif // mozilla_image_AutoRestoreSVGState_h
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