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https://github.com/LadybirdBrowser/ladybird.git
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3178679f0b
We already had all necessary things for pseudo elements support in place except ability to save transition properties in Animatable. This commit adds the missing part.
94 lines
3.8 KiB
C++
94 lines
3.8 KiB
C++
/*
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* Copyright (c) 2024, Matthew Olsson <mattco@serenityos.org>
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* Copyright (c) 2024, 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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#pragma once
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#include <LibWeb/Animations/Animation.h>
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#include <LibWeb/CSS/CSSStyleValue.h>
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#include <LibWeb/CSS/Interpolation.h>
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#include <LibWeb/CSS/PropertyID.h>
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#include <LibWeb/CSS/PseudoElement.h>
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#include <LibWeb/CSS/StyleValues/EasingStyleValue.h>
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#include <LibWeb/CSS/Time.h>
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namespace Web::CSS {
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class CSSTransition : public Animations::Animation {
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WEB_PLATFORM_OBJECT(CSSTransition, Animations::Animation);
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GC_DECLARE_ALLOCATOR(CSSTransition);
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public:
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static GC::Ref<CSSTransition> start_a_transition(DOM::Element&, Optional<PseudoElement>, PropertyID,
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size_t transition_generation, double start_time, double end_time, NonnullRefPtr<CSSStyleValue const> start_value,
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NonnullRefPtr<CSSStyleValue const> end_value, NonnullRefPtr<CSSStyleValue const> reversing_adjusted_start_value, double reversing_shortening_factor);
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StringView transition_property() const { return string_from_property_id(m_transition_property); }
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virtual Animations::AnimationClass animation_class() const override;
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virtual Optional<int> class_specific_composite_order(GC::Ref<Animations::Animation> other) const override;
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double transition_start_time() const { return m_start_time; }
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double transition_end_time() const { return m_end_time; }
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NonnullRefPtr<CSSStyleValue const> transition_start_value() const { return m_start_value; }
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NonnullRefPtr<CSSStyleValue const> transition_end_value() const { return m_end_value; }
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NonnullRefPtr<CSSStyleValue const> reversing_adjusted_start_value() const { return m_reversing_adjusted_start_value; }
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double reversing_shortening_factor() const { return m_reversing_shortening_factor; }
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double timing_function_output_at_time(double t) const;
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// This is designed to be created from AnimationEffect::Phase.
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enum class Phase : u8 {
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Before,
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Active,
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After,
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Idle,
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Pending,
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};
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Phase previous_phase() const { return m_previous_phase; }
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void set_previous_phase(Phase phase) { m_previous_phase = phase; }
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private:
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CSSTransition(JS::Realm&, DOM::Element&, Optional<PseudoElement>, PropertyID, size_t transition_generation,
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double start_time, double end_time, NonnullRefPtr<CSSStyleValue const> start_value, NonnullRefPtr<CSSStyleValue const> end_value,
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NonnullRefPtr<CSSStyleValue const> reversing_adjusted_start_value, double reversing_shortening_factor);
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virtual void initialize(JS::Realm&) override;
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virtual void visit_edges(Cell::Visitor&) override;
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virtual bool is_css_transition() const override { return true; }
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PropertyID m_transition_property;
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// https://drafts.csswg.org/css-transitions-2/#transition-generation
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size_t m_transition_generation;
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// https://drafts.csswg.org/css-transitions/#transition-start-time
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double m_start_time;
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// https://drafts.csswg.org/css-transitions/#transition-end-time
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double m_end_time;
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// https://drafts.csswg.org/css-transitions/#transition-start-value
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NonnullRefPtr<CSS::CSSStyleValue const> m_start_value;
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// https://drafts.csswg.org/css-transitions/#transition-end-value
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NonnullRefPtr<CSS::CSSStyleValue const> m_end_value;
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// https://drafts.csswg.org/css-transitions/#transition-reversing-adjusted-start-value
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NonnullRefPtr<CSS::CSSStyleValue const> m_reversing_adjusted_start_value;
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// https://drafts.csswg.org/css-transitions/#transition-reversing-shortening-factor
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double m_reversing_shortening_factor;
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GC::Ref<Animations::KeyframeEffect> m_keyframe_effect;
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GC::Ptr<CSS::CSSStyleDeclaration const> m_cached_declaration;
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Phase m_previous_phase { Phase::Idle };
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};
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}
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