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LibWeb: Implement <feOffset> SVG filter

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Jelle Raaijmakers 2025-08-06 13:53:50 +02:00 • committed by Alexander Kalenik
commit 1377dba7af
Notes: github-actions[bot] 2025-08-07 14:43:35 +00:00
11 changed files with 141 additions and 0 deletions
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63
Libraries/LibWeb/SVG/SVGFEOffsetElement.cpp Normal file
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/*
* Copyright (c) 2025, Jelle Raaijmakers <jelle@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/SVGFEOffsetElementPrototype.h>
#include <LibWeb/SVG/SVGFEOffsetElement.h>
namespace Web::SVG {
GC_DEFINE_ALLOCATOR(SVGFEOffsetElement);
SVGFEOffsetElement::SVGFEOffsetElement(DOM::Document& document, DOM::QualifiedName qualified_name)
: SVGElement(document, qualified_name)
{
}
void SVGFEOffsetElement::initialize(JS::Realm& realm)
{
WEB_SET_PROTOTYPE_FOR_INTERFACE(SVGFEOffsetElement);
Base::initialize(realm);
}
void SVGFEOffsetElement::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
SVGFilterPrimitiveStandardAttributes::visit_edges(visitor);
visitor.visit(m_in1);
visitor.visit(m_dx);
visitor.visit(m_dy);
}
// https://www.w3.org/TR/filter-effects-1/#dom-svgfeoffsetelement-in1
GC::Ref<SVGAnimatedString> SVGFEOffsetElement::in1()
{
if (!m_in1)
m_in1 = SVGAnimatedString::create(realm(), *this, AttributeNames::in);
return *m_in1;
}
// https://www.w3.org/TR/filter-effects-1/#dom-svgfeoffsetelement-dx
GC::Ref<SVGAnimatedNumber> SVGFEOffsetElement::dx()
{
if (!m_dx) {
m_dx = SVGAnimatedNumber::create(realm(), *this, AttributeNames::dx, 0.f,
SVGAnimatedNumber::SupportsSecondValue::Yes, SVGAnimatedNumber::ValueRepresented::First);
}
return *m_dx;
}
// https://www.w3.org/TR/filter-effects-1/#dom-svgfeoffsetelement-dy
GC::Ref<SVGAnimatedNumber> SVGFEOffsetElement::dy()
{
if (!m_dy) {
m_dy = SVGAnimatedNumber::create(realm(), *this, AttributeNames::dy, 0.f,
SVGAnimatedNumber::SupportsSecondValue::Yes, SVGAnimatedNumber::ValueRepresented::Second);
}
return *m_dy;
}
}