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	This is a bit under-specced, specifically there's no definition of CSSMarginDescriptors so I've gone with CSSStyleProperties for now. Gets us 17 WPT subtests.
		
			
				
	
	
		
			77 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			77 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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 * Copyright (c) 2025, Sam Atkins <sam@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/CSSMarginRulePrototype.h>
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/CSS/CSSMarginRule.h>
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#include <LibWeb/CSS/CSSStyleProperties.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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namespace Web::CSS {
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GC_DEFINE_ALLOCATOR(CSSMarginRule);
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GC::Ref<CSSMarginRule> CSSMarginRule::create(JS::Realm& realm, FlyString name, GC::Ref<CSSStyleProperties> style)
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{
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    return realm.create<CSSMarginRule>(realm, move(name), style);
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}
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CSSMarginRule::CSSMarginRule(JS::Realm& realm, FlyString name, GC::Ref<CSSStyleProperties> style)
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    : CSSRule(realm, Type::Margin)
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    , m_name(name.to_ascii_lowercase())
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    , m_style(style)
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{
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    m_style->set_parent_rule(*this);
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}
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void CSSMarginRule::initialize(JS::Realm& realm)
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{
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    WEB_SET_PROTOTYPE_FOR_INTERFACE(CSSMarginRule);
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    Base::initialize(realm);
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}
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String CSSMarginRule::serialized() const
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{
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    // AD-HOC: There is currently no spec for serializing CSSMarginRule.
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    StringBuilder builder;
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    builder.appendff("@{} {{ ", m_name);
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    if (m_style->length() > 0) {
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        builder.append(m_style->serialized());
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        builder.append(' ');
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    }
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    builder.append('}');
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    return builder.to_string_without_validation();
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}
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void CSSMarginRule::visit_edges(Visitor& visitor)
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{
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    Base::visit_edges(visitor);
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    visitor.visit(m_style);
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}
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// https://drafts.csswg.org/css-page-3/#syntax-page-selector
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bool is_margin_rule_name(StringView name)
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{
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    return name.equals_ignoring_ascii_case("top-left-corner"sv)
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        || name.equals_ignoring_ascii_case("top-left"sv)
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        || name.equals_ignoring_ascii_case("top-center"sv)
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        || name.equals_ignoring_ascii_case("top-right"sv)
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        || name.equals_ignoring_ascii_case("top-right-corner"sv)
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        || name.equals_ignoring_ascii_case("bottom-left-corner"sv)
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        || name.equals_ignoring_ascii_case("bottom-left"sv)
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        || name.equals_ignoring_ascii_case("bottom-center"sv)
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        || name.equals_ignoring_ascii_case("bottom-right"sv)
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        || name.equals_ignoring_ascii_case("bottom-right-corner"sv)
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        || name.equals_ignoring_ascii_case("left-top"sv)
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        || name.equals_ignoring_ascii_case("left-middle"sv)
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        || name.equals_ignoring_ascii_case("left-bottom"sv)
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        || name.equals_ignoring_ascii_case("right-top"sv)
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        || name.equals_ignoring_ascii_case("right-middle"sv)
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        || name.equals_ignoring_ascii_case("right-bottom"sv);
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}
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}
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