mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2025-10-15 12:39:13 +00:00
123 lines
4.8 KiB
C++
123 lines
4.8 KiB
C++
/*
|
||
* Copyright (c) 2025, Sam Atkins <sam@ladybird.org>
|
||
*
|
||
* SPDX-License-Identifier: BSD-2-Clause
|
||
*/
|
||
|
||
#include "CSSMatrixComponent.h"
|
||
#include <LibWeb/Bindings/CSSMatrixComponentPrototype.h>
|
||
#include <LibWeb/Bindings/Intrinsics.h>
|
||
#include <LibWeb/CSS/PropertyNameAndID.h>
|
||
#include <LibWeb/CSS/StyleValues/NumberStyleValue.h>
|
||
#include <LibWeb/CSS/StyleValues/TransformationStyleValue.h>
|
||
#include <LibWeb/Geometry/DOMMatrix.h>
|
||
#include <LibWeb/WebIDL/ExceptionOr.h>
|
||
|
||
namespace Web::CSS {
|
||
|
||
GC_DEFINE_ALLOCATOR(CSSMatrixComponent);
|
||
|
||
GC::Ref<CSSMatrixComponent> CSSMatrixComponent::create(JS::Realm& realm, Is2D is_2d, GC::Ref<Geometry::DOMMatrix> matrix)
|
||
{
|
||
return realm.create<CSSMatrixComponent>(realm, is_2d, matrix);
|
||
}
|
||
|
||
// https://drafts.css-houdini.org/css-typed-om-1/#dom-cssmatrixcomponent-cssmatrixcomponent
|
||
WebIDL::ExceptionOr<GC::Ref<CSSMatrixComponent>> CSSMatrixComponent::construct_impl(JS::Realm& realm, GC::Ref<Geometry::DOMMatrixReadOnly> matrix, Optional<CSSMatrixComponentOptions> options)
|
||
{
|
||
// The CSSMatrixComponent(matrix, options) constructor must, when invoked, perform the following steps:
|
||
|
||
// 1. Let this be a new CSSMatrixComponent object with its matrix internal slot set to matrix.
|
||
// NB: Done below.
|
||
|
||
// 2. If options was passed and has a is2D field, set this’s is2D internal slot to the value of that field.
|
||
// 3. Otherwise, set this’s is2D internal slot to the value of matrix’s is2D internal slot.
|
||
auto is_2d = matrix->is2d() ? Is2D::Yes : Is2D::No;
|
||
if (options.has_value() && options->is2d.has_value())
|
||
is_2d = options->is2d.value() ? Is2D::Yes : Is2D::No;
|
||
|
||
auto this_ = CSSMatrixComponent::create(realm, is_2d, Geometry::DOMMatrix::create_from_dom_matrix_read_only(realm, matrix));
|
||
|
||
// 4. Return this.
|
||
return this_;
|
||
}
|
||
|
||
CSSMatrixComponent::CSSMatrixComponent(JS::Realm& realm, Is2D is_2d, GC::Ref<Geometry::DOMMatrix> matrix)
|
||
: CSSTransformComponent(realm, is_2d)
|
||
, m_matrix(matrix)
|
||
{
|
||
}
|
||
|
||
CSSMatrixComponent::~CSSMatrixComponent() = default;
|
||
|
||
void CSSMatrixComponent::initialize(JS::Realm& realm)
|
||
{
|
||
WEB_SET_PROTOTYPE_FOR_INTERFACE(CSSMatrixComponent);
|
||
Base::initialize(realm);
|
||
}
|
||
|
||
void CSSMatrixComponent::visit_edges(Visitor& visitor)
|
||
{
|
||
Base::visit_edges(visitor);
|
||
visitor.visit(m_matrix);
|
||
}
|
||
|
||
// https://drafts.css-houdini.org/css-typed-om-1/#serialize-a-cssmatrixcomponent
|
||
WebIDL::ExceptionOr<Utf16String> CSSMatrixComponent::to_string() const
|
||
{
|
||
// 1. Return the serialization of this’s matrix internal slot.
|
||
// FIXME: This means we ignore our is_2d state. https://github.com/w3c/css-houdini-drafts/issues/1155
|
||
return Utf16String::from_utf8(TRY(m_matrix->to_string()));
|
||
}
|
||
|
||
WebIDL::ExceptionOr<GC::Ref<Geometry::DOMMatrix>> CSSMatrixComponent::to_matrix() const
|
||
{
|
||
// AD-HOC: Not specced, but we already have a matrix so use that.
|
||
// https://github.com/w3c/css-houdini-drafts/issues/1153
|
||
return matrix();
|
||
}
|
||
|
||
WebIDL::ExceptionOr<void> CSSMatrixComponent::set_matrix(GC::Ref<Geometry::DOMMatrix> matrix)
|
||
{
|
||
// AD-HOC: Not specced. https://github.com/w3c/css-houdini-drafts/issues/1153
|
||
// FIXME: Should this modify is_2d? Or should we modify the matrix's is_2d?
|
||
m_matrix = matrix;
|
||
return {};
|
||
}
|
||
|
||
WebIDL::ExceptionOr<NonnullRefPtr<TransformationStyleValue const>> CSSMatrixComponent::create_style_value(PropertyNameAndID const& property) const
|
||
{
|
||
if (is_2d()) {
|
||
return TransformationStyleValue::create(property.id(), TransformFunction::Matrix,
|
||
{
|
||
NumberStyleValue::create(m_matrix->a()),
|
||
NumberStyleValue::create(m_matrix->b()),
|
||
NumberStyleValue::create(m_matrix->c()),
|
||
NumberStyleValue::create(m_matrix->d()),
|
||
NumberStyleValue::create(m_matrix->e()),
|
||
NumberStyleValue::create(m_matrix->f()),
|
||
});
|
||
}
|
||
|
||
return TransformationStyleValue::create(property.id(), TransformFunction::Matrix3d,
|
||
{
|
||
NumberStyleValue::create(m_matrix->m11()),
|
||
NumberStyleValue::create(m_matrix->m12()),
|
||
NumberStyleValue::create(m_matrix->m13()),
|
||
NumberStyleValue::create(m_matrix->m14()),
|
||
NumberStyleValue::create(m_matrix->m21()),
|
||
NumberStyleValue::create(m_matrix->m22()),
|
||
NumberStyleValue::create(m_matrix->m23()),
|
||
NumberStyleValue::create(m_matrix->m24()),
|
||
NumberStyleValue::create(m_matrix->m31()),
|
||
NumberStyleValue::create(m_matrix->m32()),
|
||
NumberStyleValue::create(m_matrix->m33()),
|
||
NumberStyleValue::create(m_matrix->m34()),
|
||
NumberStyleValue::create(m_matrix->m41()),
|
||
NumberStyleValue::create(m_matrix->m42()),
|
||
NumberStyleValue::create(m_matrix->m43()),
|
||
NumberStyleValue::create(m_matrix->m44()),
|
||
});
|
||
}
|
||
|
||
}
|