ladybird/Libraries/LibWeb/CSS/CSSNumericArray.cpp
2025-08-29 11:57:10 +02:00

60 lines
1.7 KiB
C++

/*
* Copyright (c) 2025, Sam Atkins <sam@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "CSSNumericArray.h"
#include <LibWeb/Bindings/CSSNumericArrayPrototype.h>
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/CSS/CSSNumericValue.h>
namespace Web::CSS {
GC_DEFINE_ALLOCATOR(CSSNumericArray);
GC::Ref<CSSNumericArray> CSSNumericArray::create(JS::Realm& realm, Vector<GC::Ref<CSSNumericValue>> values)
{
return realm.create<CSSNumericArray>(realm, move(values));
}
CSSNumericArray::CSSNumericArray(JS::Realm& realm, Vector<GC::Ref<CSSNumericValue>> values)
: Bindings::PlatformObject(realm)
, m_values(move(values))
{
m_legacy_platform_object_flags = LegacyPlatformObjectFlags {
.supports_indexed_properties = true,
};
}
CSSNumericArray::~CSSNumericArray() = default;
void CSSNumericArray::initialize(JS::Realm& realm)
{
WEB_SET_PROTOTYPE_FOR_INTERFACE(CSSNumericArray);
Base::initialize(realm);
}
void CSSNumericArray::visit_edges(Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_values);
}
// https://drafts.css-houdini.org/css-typed-om-1/#dom-cssnumericarray-length
WebIDL::UnsignedLong CSSNumericArray::length() const
{
// The length attribute of CSSNumericArray indicates how many CSSNumericValues are contained within the CSSNumericArray.
return m_values.size();
}
// https://drafts.css-houdini.org/css-typed-om-1/#cssnumericarray-indexed-property-getter
Optional<JS::Value> CSSNumericArray::item_value(size_t index) const
{
// The indexed property getter of CSSNumericArray retrieves the CSSNumericValue at the provided index.
if (auto item = m_values.get(index); item.has_value())
return item.release_value();
return {};
}
}