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70 lines
2.6 KiB
C++
70 lines
2.6 KiB
C++
/*
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* Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
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* Copyright (c) 2022, Andreas Kling <kling@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/Painter.h>
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#include <LibWeb/CSS/Parser/Parser.h>
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#include <LibWeb/CSS/StyleComputer.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/Event.h>
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#include <LibWeb/HTML/Parser/HTMLParser.h>
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#include <LibWeb/Layout/SVGSVGBox.h>
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#include <LibWeb/SVG/AttributeNames.h>
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#include <LibWeb/SVG/SVGSVGElement.h>
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namespace Web::SVG {
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SVGSVGElement::SVGSVGElement(DOM::Document& document, DOM::QualifiedName qualified_name)
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: SVGGraphicsElement(document, qualified_name)
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{
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}
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JS::ThrowCompletionOr<void> SVGSVGElement::initialize(JS::Realm& realm)
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{
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MUST_OR_THROW_OOM(Base::initialize(realm));
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set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGSVGElementPrototype>(realm, "SVGSVGElement"));
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return {};
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}
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JS::GCPtr<Layout::Node> SVGSVGElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties> style)
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{
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return heap().allocate_without_realm<Layout::SVGSVGBox>(document(), *this, move(style));
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}
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void SVGSVGElement::apply_presentational_hints(CSS::StyleProperties& style) const
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{
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auto width_attribute = attribute(SVG::AttributeNames::width);
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if (auto width_value = HTML::parse_dimension_value(width_attribute)) {
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style.set_property(CSS::PropertyID::Width, width_value.release_nonnull());
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} else if (width_attribute == "") {
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// If the `width` attribute is an empty string, it defaults to 100%.
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// This matches WebKit and Blink, but not Firefox. The spec is unclear.
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// FIXME: Figure out what to do here.
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style.set_property(CSS::PropertyID::Width, CSS::PercentageStyleValue::create(CSS::Percentage { 100 }));
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}
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// Height defaults to 100%
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auto height_attribute = attribute(SVG::AttributeNames::height);
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if (auto height_value = HTML::parse_dimension_value(height_attribute)) {
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style.set_property(CSS::PropertyID::Height, height_value.release_nonnull());
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} else if (height_attribute == "") {
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// If the `height` attribute is an empty string, it defaults to 100%.
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// This matches WebKit and Blink, but not Firefox. The spec is unclear.
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// FIXME: Figure out what to do here.
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style.set_property(CSS::PropertyID::Height, CSS::PercentageStyleValue::create(CSS::Percentage { 100 }));
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}
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}
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void SVGSVGElement::parse_attribute(DeprecatedFlyString const& name, DeprecatedString const& value)
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{
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SVGGraphicsElement::parse_attribute(name, value);
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if (name.equals_ignoring_ascii_case(SVG::AttributeNames::viewBox))
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m_view_box = try_parse_view_box(value);
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}
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}
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