84e7216603
Having this here instead of in ReplacedBox means we can access it when figuring out what the "preferred aspect ratio" is. There's some inconsistency between specs about what this is called, but they're moving towards referring to this as "natural width/height/ aspect-ratio", so let's copy that terminology.
73 lines
2 KiB
C++
73 lines
2 KiB
C++
/*
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* Copyright (c) 2023, Tim Flynn <trflynn89@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/HTML/HTMLVideoElement.h>
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#include <LibWeb/Layout/VideoBox.h>
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#include <LibWeb/Painting/VideoPaintable.h>
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namespace Web::Layout {
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VideoBox::VideoBox(DOM::Document& document, DOM::Element& element, NonnullRefPtr<CSS::StyleProperties> style)
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: ReplacedBox(document, element, move(style))
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{
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browsing_context().register_viewport_client(*this);
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}
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void VideoBox::finalize()
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{
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Base::finalize();
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// NOTE: We unregister from the browsing context in finalize() to avoid trouble
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// in the scenario where our BrowsingContext has already been swept by GC.
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browsing_context().unregister_viewport_client(*this);
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}
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HTML::HTMLVideoElement& VideoBox::dom_node()
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{
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return static_cast<HTML::HTMLVideoElement&>(ReplacedBox::dom_node());
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}
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HTML::HTMLVideoElement const& VideoBox::dom_node() const
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{
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return static_cast<HTML::HTMLVideoElement const&>(ReplacedBox::dom_node());
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}
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int VideoBox::preferred_width() const
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{
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return dom_node().attribute(HTML::AttributeNames::width).to_int().value_or(dom_node().video_width());
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}
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int VideoBox::preferred_height() const
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{
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return dom_node().attribute(HTML::AttributeNames::height).to_int().value_or(dom_node().video_height());
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}
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void VideoBox::prepare_for_replaced_layout()
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{
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auto width = static_cast<float>(dom_node().video_width());
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set_natural_width(width);
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auto height = static_cast<float>(dom_node().video_height());
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set_natural_height(height);
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if (width != 0 && height != 0)
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set_natural_aspect_ratio(width / height);
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else
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set_natural_aspect_ratio({});
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}
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void VideoBox::browsing_context_did_set_viewport_rect(CSSPixelRect const&)
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{
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// FIXME: Several steps in HTMLMediaElement indicate we may optionally handle whether the media object
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// is in view. Implement those steps.
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}
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JS::GCPtr<Painting::Paintable> VideoBox::create_paintable() const
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{
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return Painting::VideoPaintable::create(*this);
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}
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}
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