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8f27caec14
The resolution is always absolutized at style computation time so we can just use `Resolution::from_style_value` and select the image once in `load_any_resources` since the layout node won't change the result.
61 lines
2.1 KiB
C++
61 lines
2.1 KiB
C++
/*
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* Copyright (c) 2026-present, the Ladybird developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Optional.h>
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#include <AK/String.h>
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#include <AK/Vector.h>
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#include <LibWeb/CSS/StyleValues/AbstractImageStyleValue.h>
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namespace Web::CSS {
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class ImageSetStyleValue final : public AbstractImageStyleValue {
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using Base = AbstractImageStyleValue;
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public:
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struct Option {
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NonnullRefPtr<AbstractImageStyleValue const> image;
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NonnullRefPtr<StyleValue const> resolution;
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Optional<String> type;
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};
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static ValueComparingNonnullRefPtr<ImageSetStyleValue const> create(Vector<Option>);
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virtual ~ImageSetStyleValue() override = default;
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virtual void visit_edges(JS::Cell::Visitor&) const override;
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virtual void serialize(StringBuilder&, SerializationMode) const override;
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virtual bool equals(StyleValue const& other) const override;
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virtual bool is_computationally_independent() const override;
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virtual void load_any_resources(DOM::Document&) override;
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virtual Optional<CSSPixels> natural_width() const override;
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virtual Optional<CSSPixels> natural_height() const override;
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virtual Optional<CSSPixelFraction> natural_aspect_ratio() const override;
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virtual void resolve_for_size(Layout::NodeWithStyle const&, CSSPixelSize) const override;
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virtual bool is_paintable() const override;
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virtual void paint(DisplayListRecordingContext&, DevicePixelRect const&, ImageRendering) const override;
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virtual Optional<Gfx::Color> color_if_single_pixel_bitmap() const override;
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AbstractImageStyleValue const* selected_image() const { return m_selected_image; }
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private:
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explicit ImageSetStyleValue(Vector<Option>);
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virtual void set_style_sheet(GC::Ptr<CSSStyleSheet>) override;
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virtual ValueComparingNonnullRefPtr<StyleValue const> absolutized(ComputationContext const&) const override;
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AbstractImageStyleValue const* select_image(double device_pixels_per_css_pixel) const;
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Vector<Option> m_options;
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GC::Ptr<CSSStyleSheet> m_style_sheet;
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mutable AbstractImageStyleValue const* m_selected_image { nullptr };
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};
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}
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