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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /layout/svg/SVGUseFrame.h | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | layout/svg/SVGUseFrame.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/layout/svg/SVGUseFrame.h b/layout/svg/SVGUseFrame.h new file mode 100644 index 0000000000..fa2bf231b2 --- /dev/null +++ b/layout/svg/SVGUseFrame.h @@ -0,0 +1,68 @@ +/* -*- 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_SVGUSEFRAME_H_ +#define LAYOUT_SVG_SVGUSEFRAME_H_ + +// Keep in (case-insensitive) order: +#include "SVGGFrame.h" + +namespace mozilla { +class PresShell; +} // namespace mozilla + +nsIFrame* NS_NewSVGUseFrame(mozilla::PresShell* aPresShell, + mozilla::ComputedStyle* aStyle); + +namespace mozilla { + +class SVGUseFrame final : public SVGGFrame { + friend nsIFrame* ::NS_NewSVGUseFrame(mozilla::PresShell* aPresShell, + ComputedStyle* aStyle); + + protected: + explicit SVGUseFrame(ComputedStyle* aStyle, nsPresContext* aPresContext) + : SVGGFrame(aStyle, aPresContext, kClassID), mHasValidDimensions(true) {} + + public: + NS_DECL_FRAMEARENA_HELPERS(SVGUseFrame) + + // nsIFrame interface: + void Init(nsIContent* aContent, nsContainerFrame* aParent, + nsIFrame* aPrevInFlow) override; + + // Called when the href attributes changed. + void HrefChanged(); + + // Called when the width or height attributes changed. + void DimensionAttributeChanged(bool aHadValidDimensions, + bool aAttributeIsUsed); + + nsresult AttributeChanged(int32_t aNamespaceID, nsAtom* aAttribute, + int32_t aModType) override; + void DidSetComputedStyle(ComputedStyle* aOldComputedStyle) override; + +#ifdef DEBUG_FRAME_DUMP + nsresult GetFrameName(nsAString& aResult) const override { + return MakeFrameName(u"SVGUse"_ns, aResult); + } +#endif + + // ISVGDisplayableFrame interface: + void ReflowSVG() override; + void NotifySVGChanged(uint32_t aFlags) override; + SVGBBox GetBBoxContribution(const Matrix& aToBBoxUserspace, + uint32_t aFlags) override; + + private: + std::pair<float, float> ResolvePosition() const; + + bool mHasValidDimensions; +}; + +} // namespace mozilla + +#endif // LAYOUT_SVG_SVGUSEFRAME_H_ |