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LibWeb: Add opt-in tracing of update_layout() calls with reason

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This commit is contained in:
Andreas Kling 2025-03-05 20:50:05 +01:00 • committed by Alexander Kalenik
commit c333042e63
Notes: github-actions[bot] 2025-03-08 02:39:13 +00:00
21 changed files with 137 additions and 52 deletions
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2
Libraries/LibWeb/SVG/SVGDecodedImageData.cpp
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@ -94,7 +94,7 @@ RefPtr<Gfx::Bitmap> SVGDecodedImageData::render(Gfx::IntSize size) const
auto bitmap = Gfx::Bitmap::create(Gfx::BitmapFormat::BGRA8888, Gfx::AlphaType::Premultiplied, size).release_value_but_fixme_should_propagate_errors();
VERIFY(m_document->navigable());
m_document->navigable()->set_viewport_size(size.to_type<CSSPixels>());
m_document->update_layout();
m_document->update_layout(DOM::UpdateLayoutReason::SVGDecodedImageDataRender);
auto display_list = m_document->record_display_list({});
if (!display_list)

2
Libraries/LibWeb/SVG/SVGGraphicsElement.cpp
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@ -362,7 +362,7 @@ GC::Ref<Geometry::DOMRect> SVGGraphicsElement::get_b_box(Optional<SVGBoundingBox
// SVG coordinate space (before any viewbox or other transformations), so it should be possible to
// calculate this from SVG geometry without a full layout tree (at least for simple cases).
// See: https://svgwg.org/svg2-draft/coords.html#BoundingBoxes
const_cast<DOM::Document&>(document()).update_layout();
const_cast<DOM::Document&>(document()).update_layout(DOM::UpdateLayoutReason::SVGGraphicsElementGetBBox);
if (!layout_node())
return Geometry::DOMRect::create(realm());
// Invert the SVG -> screen space transform.