ladybird/Userland/Libraries/LibWeb/SVG/SVGUseElement.h

77 lines
2.1 KiB
C++

/*
* Copyright (c) 2023, Preston Taylor <95388976+PrestonLTaylor@users.noreply.github.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/FlyString.h>
#include <LibGfx/Path.h>
#include <LibWeb/DOM/DocumentObserver.h>
#include <LibWeb/SVG/SVGAnimatedLength.h>
#include <LibWeb/SVG/SVGGraphicsElement.h>
#include <LibWeb/SVG/SVGURIReference.h>
namespace Web::SVG {
class SVGUseElement final
: public SVGGraphicsElement
, public SVGURIReferenceMixin<SupportsXLinkHref::Yes> {
WEB_PLATFORM_OBJECT(SVGUseElement, SVGGraphicsElement);
JS_DECLARE_ALLOCATOR(SVGUseElement);
public:
virtual ~SVGUseElement() override = default;
virtual void attribute_changed(FlyString const& name, Optional<String> 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;
virtual Gfx::AffineTransform element_transform() const override;
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;
static Optional<FlyString> parse_id_from_href(StringView);
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<FlyString> 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(); }
}