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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_ANIMATION_COMPOSITOR_ANIMATION_DELEGATE_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_ANIMATION_COMPOSITOR_ANIMATION_DELEGATE_H_
#include "cc/animation/animation_curve.h"
#include "third_party/blink/renderer/platform/platform_export.h"
#include <memory>
namespace blink {
class PLATFORM_EXPORT CompositorAnimationDelegate {
public:
virtual ~CompositorAnimationDelegate() = default;
// TODO(yigu): The Notify* methods should be called from cc once per
// animation.
virtual void NotifyAnimationStarted(double monotonic_time, int group) = 0;
virtual void NotifyAnimationFinished(double monotonic_time, int group) = 0;
virtual void NotifyAnimationAborted(double monotonic_time, int group) = 0;
// In the current state of things, notifyAnimationTakeover only applies to
// scroll offset animations since main thread scrolling reasons can be added
// while the compositor is animating. Keeping this non-pure virtual since
// it doesn't apply to CSS animations.
virtual void NotifyAnimationTakeover(
double monotonic_time,
double animation_start_time,
std::unique_ptr<cc::AnimationCurve> curve) {}
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_ANIMATION_COMPOSITOR_ANIMATION_DELEGATE_H_