mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-22 15:40:19 +00:00
f87041bf3a
Resulting in a massive rename across almost everywhere! Alongside the namespace change, we now have the following names: * JS::NonnullGCPtr -> GC::Ref * JS::GCPtr -> GC::Ptr * JS::HeapFunction -> GC::Function * JS::CellImpl -> GC::Cell * JS::Handle -> GC::Root
104 lines
4.3 KiB
C++
104 lines
4.3 KiB
C++
/*
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* Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibGfx/Path.h>
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/Bindings/SVGLineElementPrototype.h>
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#include <LibWeb/SVG/AttributeNames.h>
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#include <LibWeb/SVG/AttributeParser.h>
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#include <LibWeb/SVG/SVGLineElement.h>
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namespace Web::SVG {
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GC_DEFINE_ALLOCATOR(SVGLineElement);
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SVGLineElement::SVGLineElement(DOM::Document& document, DOM::QualifiedName qualified_name)
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: SVGGeometryElement(document, qualified_name)
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{
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}
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void SVGLineElement::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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WEB_SET_PROTOTYPE_FOR_INTERFACE(SVGLineElement);
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}
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void SVGLineElement::attribute_changed(FlyString const& name, Optional<String> const& old_value, Optional<String> const& value, Optional<FlyString> const& namespace_)
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{
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Base::attribute_changed(name, old_value, value, namespace_);
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if (name == SVG::AttributeNames::x1) {
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m_x1 = AttributeParser::parse_number_percentage(value.value_or(String {}));
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} else if (name == SVG::AttributeNames::y1) {
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m_y1 = AttributeParser::parse_number_percentage(value.value_or(String {}));
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} else if (name == SVG::AttributeNames::x2) {
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m_x2 = AttributeParser::parse_number_percentage(value.value_or(String {}));
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} else if (name == SVG::AttributeNames::y2) {
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m_y2 = AttributeParser::parse_number_percentage(value.value_or(String {}));
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}
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}
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Gfx::Path SVGLineElement::get_path(CSSPixelSize viewport_size)
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{
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auto const viewport_width = viewport_size.width().to_float();
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auto const viewport_height = viewport_size.height().to_float();
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Gfx::Path path;
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float const x1 = m_x1.value_or({ 0, false }).resolve_relative_to(viewport_width);
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float const y1 = m_y1.value_or({ 0, false }).resolve_relative_to(viewport_height);
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float const x2 = m_x2.value_or({ 0, false }).resolve_relative_to(viewport_width);
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float const y2 = m_y2.value_or({ 0, false }).resolve_relative_to(viewport_height);
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// 1. perform an absolute moveto operation to absolute location (x1,y1)
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path.move_to({ x1, y1 });
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// 2. perform an absolute lineto operation to absolute location (x2,y2)
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path.line_to({ x2, y2 });
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return path;
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}
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// https://www.w3.org/TR/SVG11/shapes.html#LineElementX1Attribute
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GC::Ref<SVGAnimatedLength> SVGLineElement::x1() const
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{
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// FIXME: Populate the unit type when it is parsed (0 here is "unknown").
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// FIXME: Create a proper animated value when animations are supported.
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auto base_length = SVGLength::create(realm(), 0, m_x1.value_or({ 0, false }).value());
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auto anim_length = SVGLength::create(realm(), 0, m_x1.value_or({ 0, false }).value());
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return SVGAnimatedLength::create(realm(), move(base_length), move(anim_length));
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}
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// https://www.w3.org/TR/SVG11/shapes.html#LineElementY1Attribute
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GC::Ref<SVGAnimatedLength> SVGLineElement::y1() const
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{
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// FIXME: Populate the unit type when it is parsed (0 here is "unknown").
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// FIXME: Create a proper animated value when animations are supported.
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auto base_length = SVGLength::create(realm(), 0, m_y1.value_or({ 0, false }).value());
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auto anim_length = SVGLength::create(realm(), 0, m_y1.value_or({ 0, false }).value());
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return SVGAnimatedLength::create(realm(), move(base_length), move(anim_length));
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}
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// https://www.w3.org/TR/SVG11/shapes.html#LineElementX2Attribute
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GC::Ref<SVGAnimatedLength> SVGLineElement::x2() const
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{
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// FIXME: Populate the unit type when it is parsed (0 here is "unknown").
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// FIXME: Create a proper animated value when animations are supported.
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auto base_length = SVGLength::create(realm(), 0, m_x2.value_or({ 0, false }).value());
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auto anim_length = SVGLength::create(realm(), 0, m_x2.value_or({ 0, false }).value());
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return SVGAnimatedLength::create(realm(), move(base_length), move(anim_length));
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}
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// https://www.w3.org/TR/SVG11/shapes.html#LineElementY2Attribute
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GC::Ref<SVGAnimatedLength> SVGLineElement::y2() const
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{
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// FIXME: Populate the unit type when it is parsed (0 here is "unknown").
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// FIXME: Create a proper animated value when animations are supported.
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auto base_length = SVGLength::create(realm(), 0, m_y2.value_or({ 0, false }).value());
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auto anim_length = SVGLength::create(realm(), 0, m_y2.value_or({ 0, false }).value());
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return SVGAnimatedLength::create(realm(), move(base_length), move(anim_length));
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}
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}
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