| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_KEYFRAME_EFFECT_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_KEYFRAME_EFFECT_H_ |
| |
| #include "base/optional.h" |
| #include "third_party/blink/renderer/bindings/core/v8/script_value.h" |
| #include "third_party/blink/renderer/core/animation/animation_effect.h" |
| #include "third_party/blink/renderer/core/animation/compositor_animations.h" |
| #include "third_party/blink/renderer/core/animation/keyframe_effect_model.h" |
| #include "third_party/blink/renderer/core/core_export.h" |
| #include "third_party/blink/renderer/platform/geometry/float_size.h" |
| |
| namespace blink { |
| |
| class Element; |
| class ExceptionState; |
| class KeyframeEffectModelBase; |
| class PaintArtifactCompositor; |
| class SampledEffect; |
| class UnrestrictedDoubleOrKeyframeEffectOptions; |
| |
| // Represents the effect of an Animation on an Element's properties. |
| // https://drafts.csswg.org/web-animations/#keyframe-effect |
| class CORE_EXPORT KeyframeEffect final : public AnimationEffect { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| enum Priority { kDefaultPriority, kTransitionPriority }; |
| |
| // Web Animations API Bindings constructors. |
| static KeyframeEffect* Create( |
| ScriptState*, |
| Element*, |
| const ScriptValue&, |
| const UnrestrictedDoubleOrKeyframeEffectOptions&, |
| ExceptionState&); |
| static KeyframeEffect* Create(ScriptState*, |
| Element*, |
| const ScriptValue&, |
| ExceptionState&); |
| static KeyframeEffect* Create(ScriptState*, KeyframeEffect*, ExceptionState&); |
| |
| KeyframeEffect(Element*, |
| KeyframeEffectModelBase*, |
| const Timing&, |
| Priority = kDefaultPriority, |
| EventDelegate* = nullptr); |
| ~KeyframeEffect() override; |
| |
| bool IsKeyframeEffect() const override { return true; } |
| |
| // IDL implementation. |
| |
| // Returns the target element. If the animation targets a pseudo-element, |
| // this returns the originating element. |
| Element* target() const { return target_element_; } |
| void setTarget(Element*); |
| const String& pseudoElement() const; |
| void setPseudoElement(String, ExceptionState&); |
| String composite() const; |
| void setComposite(String); |
| HeapVector<ScriptValue> getKeyframes(ScriptState*); |
| void setKeyframes(ScriptState*, |
| const ScriptValue& keyframes, |
| ExceptionState&); |
| |
| // Returns blink's representation of the effect target. |
| // This can be a blink::PseudoElement which should not be web-exposed. |
| Element* EffectTarget() const { return effect_target_; } |
| void SetKeyframes(StringKeyframeVector keyframes); |
| |
| bool Affects(const PropertyHandle&) const; |
| bool HasRevert() const; |
| const KeyframeEffectModelBase* Model() const { return model_.Get(); } |
| KeyframeEffectModelBase* Model() { return model_.Get(); } |
| void SetModel(KeyframeEffectModelBase* model) { |
| DCHECK(model); |
| model_ = model; |
| } |
| Priority GetPriority() const { return priority_; } |
| |
| void NotifySampledEffectRemovedFromEffectStack(); |
| |
| CompositorAnimations::FailureReasons CheckCanStartAnimationOnCompositor( |
| const PaintArtifactCompositor*, |
| double animation_playback_rate, |
| PropertyHandleSet* unsupported_properties = nullptr) const; |
| // Must only be called once. |
| void StartAnimationOnCompositor(int group, |
| base::Optional<double> start_time, |
| base::TimeDelta time_offset, |
| double animation_playback_rate, |
| CompositorAnimation* = nullptr); |
| bool HasActiveAnimationsOnCompositor() const; |
| bool HasActiveAnimationsOnCompositor(const PropertyHandle&) const; |
| bool CancelAnimationOnCompositor(CompositorAnimation*); |
| void CancelIncompatibleAnimationsOnCompositor(); |
| void PauseAnimationForTestingOnCompositor(base::TimeDelta pause_time); |
| |
| void AttachCompositedLayers(); |
| |
| void DowngradeToNormal() { priority_ = kDefaultPriority; } |
| |
| bool HasAnimation() const; |
| bool HasPlayingAnimation() const; |
| |
| void Trace(Visitor*) const override; |
| |
| bool UpdateBoxSizeAndCheckTransformAxisAlignment(const FloatSize& box_size); |
| bool IsIdentityOrTranslation() const; |
| |
| ActiveInterpolationsMap InterpolationsForCommitStyles(); |
| |
| // Explicitly setting the keyframes via KeyfrfameEffect.setFrames or |
| // Animation.effect block subseuqent changes via CSS keyframe rules. |
| bool GetIgnoreCSSKeyframes() { return ignore_css_keyframes_; } |
| void SetIgnoreCSSKeyframes() { ignore_css_keyframes_ = true; } |
| |
| void SetLogicalPropertyResolutionContext(TextDirection text_direction, |
| WritingMode writing_mode); |
| |
| private: |
| EffectModel::CompositeOperation CompositeInternal() const; |
| |
| void ApplyEffects(); |
| void ClearEffects(); |
| void UpdateChildrenAndEffects() const override; |
| void Attach(AnimationEffectOwner*) override; |
| void Detach() override; |
| void AttachTarget(Animation*); |
| void DetachTarget(Animation*); |
| void RefreshTarget(); |
| void CountAnimatedProperties() const; |
| AnimationTimeDelta CalculateTimeToEffectChange( |
| bool forwards, |
| base::Optional<double> inherited_time, |
| AnimationTimeDelta time_to_next_iteration) const override; |
| bool HasIncompatibleStyle() const; |
| bool HasMultipleTransformProperties() const; |
| void RestartRunningAnimationOnCompositor(); |
| |
| Member<Element> effect_target_; |
| Member<Element> target_element_; |
| String target_pseudo_; |
| Member<KeyframeEffectModelBase> model_; |
| Member<SampledEffect> sampled_effect_; |
| |
| Priority priority_; |
| |
| Vector<int> compositor_keyframe_model_ids_; |
| |
| bool ignore_css_keyframes_; |
| |
| base::Optional<FloatSize> effect_target_size_; |
| }; |
| |
| template <> |
| struct DowncastTraits<KeyframeEffect> { |
| static bool AllowFrom(const AnimationEffect& animationNode) { |
| return animationNode.IsKeyframeEffect(); |
| } |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_KEYFRAME_EFFECT_H_ |