fb8edcea00
Adds the initial implementation for interfaces defined in the ResizeObserver specification. These interfaces will be used to construct and send observation events in the upcoming changes.
56 lines
2.1 KiB
C++
56 lines
2.1 KiB
C++
/*
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* Copyright (c) 2024, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibJS/Runtime/Array.h>
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#include <LibWeb/Bindings/ExceptionOrUtils.h>
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#include <LibWeb/Bindings/PlatformObject.h>
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#include <LibWeb/Bindings/ResizeObserverPrototype.h>
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#include <LibWeb/Geometry/DOMRectReadOnly.h>
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#include <LibWeb/ResizeObserver/ResizeObserverSize.h>
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namespace Web::ResizeObserver {
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// https://drafts.csswg.org/resize-observer-1/#resize-observer-entry-interface
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class ResizeObserverEntry : public Bindings::PlatformObject {
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WEB_PLATFORM_OBJECT(ResizeObserverEntry, Bindings::PlatformObject);
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JS_DECLARE_ALLOCATOR(ResizeObserverEntry);
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public:
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static WebIDL::ExceptionOr<JS::NonnullGCPtr<ResizeObserverEntry>> create_and_populate(JS::Realm&, DOM::Element& target);
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JS::NonnullGCPtr<Geometry::DOMRectReadOnly> content_rect() const { return *m_content_rect; }
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JS::NonnullGCPtr<DOM::Element> target() const { return m_target; }
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Vector<JS::NonnullGCPtr<ResizeObserverSize>> const& border_box_size() const { return m_border_box_size; }
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Vector<JS::NonnullGCPtr<ResizeObserverSize>> const& content_box_size() const { return m_content_box_size; }
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Vector<JS::NonnullGCPtr<ResizeObserverSize>> const& device_pixel_content_box_size() const { return m_device_pixel_content_box_size; }
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JS::NonnullGCPtr<JS::Object> border_box_size_js_array() const;
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JS::NonnullGCPtr<JS::Object> content_box_size_js_array() const;
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JS::NonnullGCPtr<JS::Object> device_pixel_content_box_size_js_array() const;
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private:
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explicit ResizeObserverEntry(JS::Realm& realm, DOM::Element& target)
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: PlatformObject(realm)
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, m_target(target)
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{
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}
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virtual void initialize(JS::Realm&) override;
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virtual void visit_edges(JS::Cell::Visitor&) override;
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JS::NonnullGCPtr<DOM::Element> m_target;
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Vector<JS::NonnullGCPtr<ResizeObserverSize>> m_content_box_size;
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Vector<JS::NonnullGCPtr<ResizeObserverSize>> m_border_box_size;
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Vector<JS::NonnullGCPtr<ResizeObserverSize>> m_device_pixel_content_box_size;
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JS::GCPtr<Geometry::DOMRectReadOnly> m_content_rect;
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};
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}
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