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100 lines
3.5 KiB
C++
100 lines
3.5 KiB
C++
/*
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* Copyright (c) 2026, Luke Wilde <luke@ladybird.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/Bindings/SVGFEDisplacementMapElementPrototype.h>
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#include <LibWeb/CSS/Parser/Parser.h>
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#include <LibWeb/Layout/Node.h>
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#include <LibWeb/SVG/SVGAnimatedEnumeration.h>
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#include <LibWeb/SVG/SVGFEDisplacementMapElement.h>
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namespace Web::SVG {
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GC_DEFINE_ALLOCATOR(SVGFEDisplacementMapElement);
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SVGFEDisplacementMapElement::SVGFEDisplacementMapElement(DOM::Document& document, DOM::QualifiedName qualified_name)
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: SVGElement(document, qualified_name)
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{
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}
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void SVGFEDisplacementMapElement::initialize(JS::Realm& realm)
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{
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WEB_SET_PROTOTYPE_FOR_INTERFACE(SVGFEDisplacementMapElement);
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Base::initialize(realm);
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}
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void SVGFEDisplacementMapElement::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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SVGFilterPrimitiveStandardAttributes::visit_edges(visitor);
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visitor.visit(m_in1);
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visitor.visit(m_in2);
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visitor.visit(m_scale);
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visitor.visit(m_x_channel_selector);
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visitor.visit(m_y_channel_selector);
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}
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// https://drafts.csswg.org/filter-effects/#dom-svgfedisplacementmapelement-in1
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GC::Ref<SVGAnimatedString> SVGFEDisplacementMapElement::in1()
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{
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if (!m_in1)
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m_in1 = SVGAnimatedString::create(realm(), *this, DOM::QualifiedName { AttributeNames::in, OptionalNone {}, OptionalNone {} });
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return *m_in1;
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}
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// https://drafts.csswg.org/filter-effects/#dom-svgfedisplacementmapelement-in2
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GC::Ref<SVGAnimatedString> SVGFEDisplacementMapElement::in2()
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{
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if (!m_in2)
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m_in2 = SVGAnimatedString::create(realm(), *this, DOM::QualifiedName { AttributeNames::in2, OptionalNone {}, OptionalNone {} });
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return *m_in2;
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}
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// https://drafts.csswg.org/filter-effects/#dom-svgfedisplacementmapelement-scale
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GC::Ref<SVGAnimatedNumber> SVGFEDisplacementMapElement::scale()
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{
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if (!m_scale)
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m_scale = SVGAnimatedNumber::create(realm(), *this, DOM::QualifiedName { AttributeNames::scale, OptionalNone {}, OptionalNone {} }, 0.f);
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return *m_scale;
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}
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// https://drafts.csswg.org/filter-effects/#element-attrdef-fedisplacementmap-xchannelselector
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static SVGFEDisplacementMapElement::ChannelSelector parse_channel_selector(String const& value)
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{
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if (value == "R"sv)
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return SVGFEDisplacementMapElement::ChannelSelector::Red;
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if (value == "G"sv)
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return SVGFEDisplacementMapElement::ChannelSelector::Green;
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if (value == "B"sv)
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return SVGFEDisplacementMapElement::ChannelSelector::Blue;
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if (value == "A"sv)
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return SVGFEDisplacementMapElement::ChannelSelector::Alpha;
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return SVGFEDisplacementMapElement::ChannelSelector::Alpha;
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}
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// https://drafts.csswg.org/filter-effects/#dom-svgfedisplacementmapelement-xchannelselector
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GC::Ref<SVGAnimatedEnumeration> SVGFEDisplacementMapElement::x_channel_selector() const
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{
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// FIXME: Support reflection, don't return a new object every time.
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auto x_channel_selector = parse_channel_selector(get_attribute_value(AttributeNames::xChannelSelector));
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return SVGAnimatedEnumeration::create(realm(), to_underlying(x_channel_selector));
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}
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// https://drafts.csswg.org/filter-effects/#dom-svgfedisplacementmapelement-ychannelselector
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GC::Ref<SVGAnimatedEnumeration> SVGFEDisplacementMapElement::y_channel_selector() const
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{
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// FIXME: Support reflection, don't return a new object every time.
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auto y_channel_selector = parse_channel_selector(get_attribute_value(AttributeNames::yChannelSelector));
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return SVGAnimatedEnumeration::create(realm(), to_underlying(y_channel_selector));
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}
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}
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