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			63 lines
		
	
	
	
		
			1.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			63 lines
		
	
	
	
		
			1.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2023, Andreas Kling <andreas@ladybird.org>
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|  * Copyright (c) 2023, MacDue <macdue@dueutil.tech>
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #include <LibWeb/Bindings/SVGMaskElementPrototype.h>
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| #include <LibWeb/DOM/Document.h>
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| #include <LibWeb/SVG/AttributeNames.h>
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| #include <LibWeb/SVG/SVGMaskElement.h>
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| 
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| namespace Web::SVG {
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| 
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| GC_DEFINE_ALLOCATOR(SVGMaskElement);
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| 
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| SVGMaskElement::SVGMaskElement(DOM::Document& document, DOM::QualifiedName tag_name)
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|     : SVGGraphicsElement(document, move(tag_name))
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| {
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| }
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| 
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| SVGMaskElement::~SVGMaskElement() = default;
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| 
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| void SVGMaskElement::initialize(JS::Realm& realm)
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| {
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|     Base::initialize(realm);
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|     WEB_SET_PROTOTYPE_FOR_INTERFACE(SVGMaskElement);
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| }
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| 
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| GC::Ptr<Layout::Node> SVGMaskElement::create_layout_node(GC::Ref<CSS::ComputedProperties>)
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| {
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|     // Masks are handled as a special case in the TreeBuilder.
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|     return nullptr;
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| }
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| 
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| void SVGMaskElement::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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| 
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|     if (name == AttributeNames::maskUnits) {
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|         m_mask_units = AttributeParser::parse_units(value.value_or(String {}));
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|     } else if (name == AttributeNames::maskContentUnits) {
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|         m_mask_content_units = AttributeParser::parse_units(value.value_or(String {}));
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|     }
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| }
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| 
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| MaskContentUnits SVGMaskElement::mask_content_units() const
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| {
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|     return m_mask_content_units.value_or(MaskContentUnits::UserSpaceOnUse);
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| }
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| 
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| MaskUnits SVGMaskElement::mask_units() const
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| {
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|     return m_mask_units.value_or(MaskUnits::ObjectBoundingBox);
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| }
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| 
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| CSSPixelRect SVGMaskElement::resolve_masking_area(CSSPixelRect const& mask_target) const
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| {
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|     // TODO: Resolve this based on the x, y, width, and height of the mask.
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|     return mask_target.inflated(mask_target.size().scaled(CSSPixels(2) / 10));
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| }
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| 
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| }
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