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/*
* 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
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_INERT_EFFECT_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_ANIMATION_INERT_EFFECT_H_
#include "third_party/blink/renderer/core/animation/animation_effect.h"
#include "third_party/blink/renderer/core/animation/keyframe_effect_model.h"
#include "third_party/blink/renderer/core/core_export.h"
namespace blink {
// Lightweight subset of KeyframeEffect.
// Used to transport data for deferred KeyframeEffect construction and one off
// Interpolation sampling.
class CORE_EXPORT InertEffect final : public AnimationEffect {
public:
static InertEffect* Create(KeyframeEffectModelBase*,
const Timing&,
bool paused,
double inherited_time);
InertEffect(KeyframeEffectModelBase*,
const Timing&,
bool paused,
double inherited_time);
void Sample(HeapVector<Member<Interpolation>>&) const;
KeyframeEffectModelBase* Model() const { return model_.Get(); }
bool Paused() const { return paused_; }
bool IsInertEffect() const final { return true; }
void Trace(blink::Visitor*) override;
protected:
void UpdateChildrenAndEffects() const override {}
double CalculateTimeToEffectChange(
bool forwards,
double inherited_time,
double time_to_next_iteration) const override;
private:
Member<KeyframeEffectModelBase> model_;
bool paused_;
double inherited_time_;
};
DEFINE_TYPE_CASTS(InertEffect,
AnimationEffect,
animationEffect,
animationEffect->IsInertEffect(),
animationEffect.IsInertEffect());
} // namespace blink
#endif
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