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LibWeb: Implement SVGAnimatedNumber
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This commit is contained in:
Jelle Raaijmakers 2025-07-10 17:13:52 +02:00 • committed by Tim Ledbetter
commit 97fa0be16e
Notes: github-actions[bot] 2025-07-11 10:27:20 +00:00
11 changed files with 235 additions and 47 deletions
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25
Libraries/LibWeb/SVG/SVGStopElement.cpp
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2023, MacDue <macdue@dueutil.tech>
* Copyright (c) 2025, Jelle Raaijmakers <jelle@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -9,7 +10,6 @@
#include <LibWeb/CSS/ComputedProperties.h>
#include <LibWeb/CSS/Parser/Parser.h>
#include <LibWeb/SVG/AttributeNames.h>
#include <LibWeb/SVG/AttributeParser.h>
#include <LibWeb/SVG/SVGStopElement.h>
namespace Web::SVG {
@ -21,15 +21,6 @@ SVGStopElement::SVGStopElement(DOM::Document& document, DOM::QualifiedName quali
{
}
void SVGStopElement::attribute_changed(FlyString const& name, Optional<String> const& old_value, Optional<String> const& value, Optional<FlyString> const& namespace_)
{
Base::attribute_changed(name, old_value, value, namespace_);
if (name == SVG::AttributeNames::offset) {
m_offset = AttributeParser::parse_number_percentage(value.value_or(String {}));
}
}
bool SVGStopElement::is_presentational_hint(FlyString const& name) const
{
if (Base::is_presentational_hint(name))
@ -69,10 +60,12 @@ float SVGStopElement::stop_opacity() const
return 1;
}
GC::Ref<SVGAnimatedNumber> SVGStopElement::offset() const
// https://svgwg.org/svg2-draft/pservers.html#StopElementOffsetAttribute
GC::Ref<SVGAnimatedNumber> SVGStopElement::offset()
{
// FIXME: Implement this properly.
return SVGAnimatedNumber::create(realm(), 0, 0);
if (!m_stop_offset)
m_stop_offset = SVGAnimatedNumber::create(realm(), *this, AttributeNames::offset, 0.f);
return *m_stop_offset;
}
void SVGStopElement::initialize(JS::Realm& realm)
@ -81,4 +74,10 @@ void SVGStopElement::initialize(JS::Realm& realm)
Base::initialize(realm);
}
void SVGStopElement::visit_edges(Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_stop_offset);
}
}