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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 CompositorAnimation_h
#define CompositorAnimation_h
#include "base/memory/scoped_ptr.h"
#include "platform/PlatformExport.h"
#include "platform/animation/CompositorTargetProperty.h"
#include "wtf/Noncopyable.h"
namespace cc {
class Animation;
}
namespace blink {
class CompositorAnimationCurve;
// A compositor driven animation.
class PLATFORM_EXPORT CompositorAnimation {
WTF_MAKE_NONCOPYABLE(CompositorAnimation);
public:
enum Direction {
DirectionNormal,
DirectionReverse,
DirectionAlternate,
DirectionAlternateReverse
};
enum FillMode {
FillModeNone,
FillModeForwards,
FillModeBackwards,
FillModeBoth
};
CompositorAnimation(const CompositorAnimationCurve&, CompositorTargetProperty::Type, int animationId, int groupId);
virtual ~CompositorAnimation();
// An id must be unique.
virtual int id();
virtual int group();
virtual CompositorTargetProperty::Type targetProperty() const;
// This is the number of times that the animation will play. If this
// value is zero the animation will not play. If it is negative, then
// the animation will loop indefinitely.
virtual double iterations() const;
virtual void setIterations(double);
virtual double startTime() const;
virtual void setStartTime(double monotonicTime);
virtual double timeOffset() const;
virtual void setTimeOffset(double monotonicTime);
virtual Direction direction() const;
virtual void setDirection(Direction);
virtual double playbackRate() const;
virtual void setPlaybackRate(double);
virtual FillMode fillMode() const;
virtual void setFillMode(FillMode);
virtual double iterationStart() const;
virtual void setIterationStart(double);
scoped_ptr<cc::Animation> passAnimation();
// Removes ownership over cc animation. Identical to PassAnimation.
// TODO(loyso): Erase this method. crbug.com/575041
cc::Animation* releaseCCAnimation();
protected:
CompositorAnimation();
private:
scoped_ptr<cc::Animation> m_animation;
};
} // namespace blink
#endif // CompositorAnimation_h