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serenity/Userland/Libraries/LibWeb/SVG/SVGUseElement.h
Andreas Kling 1e0ea45fe5 LibWeb: Make sure that SVG use and symbol elements get paintables
I'm about to make StackingContext traverse the paintable tree instead of
actually traversing the layout tree, and it turns out we were not
creating paintables for these SVG elements.

Also switch them to Layout::Box instead of the default InlineNode to
make the trees look a bit less weird. Ultimately, we should do something
specialized for these subtrees, but for now this'll do.
2023-08-20 05:02:59 +02:00

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1.9 KiB
C++

/*
* Copyright (c) 2023, Preston Taylor <95388976+PrestonLTaylor@users.noreply.github.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibGfx/Path.h>
#include <LibWeb/DOM/DocumentObserver.h>
#include <LibWeb/SVG/SVGAnimatedLength.h>
#include <LibWeb/SVG/SVGGraphicsElement.h>
namespace Web::SVG {
class SVGUseElement final : public SVGGraphicsElement {
WEB_PLATFORM_OBJECT(SVGUseElement, SVGGraphicsElement);
public:
virtual ~SVGUseElement() override = default;
virtual void attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value) override;
virtual void inserted() override;
void svg_element_changed(SVGElement&);
void svg_element_removed(SVGElement&);
JS::NonnullGCPtr<SVGAnimatedLength> x() const;
JS::NonnullGCPtr<SVGAnimatedLength> y() const;
JS::NonnullGCPtr<SVGAnimatedLength> width() const;
JS::NonnullGCPtr<SVGAnimatedLength> height() const;
JS::GCPtr<SVGElement> instance_root() const;
JS::GCPtr<SVGElement> animated_instance_root() const;
private:
SVGUseElement(DOM::Document&, DOM::QualifiedName);
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
virtual bool is_svg_use_element() const override { return true; }
virtual JS::GCPtr<Layout::Node> create_layout_node(NonnullRefPtr<CSS::StyleProperties>) override;
Optional<StringView> parse_id_from_href(DeprecatedString const& href);
JS::GCPtr<DOM::Element> referenced_element();
void clone_element_tree_as_our_shadow_tree(Element* to_clone) const;
bool is_valid_reference_element(Element* reference_element) const;
Optional<float> m_x;
Optional<float> m_y;
Optional<StringView> m_referenced_id;
JS::GCPtr<DOM::DocumentObserver> m_document_observer;
};
}
namespace Web::DOM {
template<>
inline bool Node::fast_is<SVG::SVGUseElement>() const { return is_svg_use_element(); }
}