650180811e
- Add method to resolve the masking area (based on the target element size) - Parse the maskUnits and maskContentUnits attributes
64 lines
2 KiB
C++
64 lines
2 KiB
C++
/*
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* Copyright (c) 2023, Andreas Kling <kling@serenityos.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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#include <LibWeb/Bindings/SVGMaskElementPrototype.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/Layout/SVGGraphicsBox.h>
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#include <LibWeb/SVG/AttributeNames.h>
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#include <LibWeb/SVG/SVGMaskElement.h>
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namespace Web::SVG {
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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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SVGMaskElement::~SVGMaskElement() = default;
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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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set_prototype(&Bindings::ensure_web_prototype<Bindings::SVGMaskElementPrototype>(realm, "SVGMaskElement"));
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}
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JS::GCPtr<Layout::Node> SVGMaskElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties> style)
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{
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return heap().allocate_without_realm<Layout::SVGGraphicsBox>(document(), *this, move(style));
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}
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void SVGMaskElement::attribute_changed(DeprecatedFlyString const& name, DeprecatedString const& value)
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{
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SVGGraphicsElement::attribute_changed(name, value);
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if (name == AttributeNames::maskUnits) {
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m_mask_units = AttributeParser::parse_units(value);
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} else if (name == AttributeNames::maskContentUnits) {
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m_mask_content_units = AttributeParser::parse_units(value);
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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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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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CSSPixelRect SVGMaskElement::resolve_masking_area(CSSPixelRect const& mask_target) const
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{
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if (mask_units() == SVG::MaskUnits::UserSpaceOnUse) {
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dbgln("SVG: maskUnits=userSpaceOnUse is not supported");
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return {};
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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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