webkit/compositor_bindings/web_float_animation_curve_impl.h

// Copyright 2012 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 WebFloatAnimationCurveImpl_h
#define WebFloatAnimationCurveImpl_h

#include "base/memory/scoped_ptr.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebFloatAnimationCurve.h"

namespace cc {
class AnimationCurve;
class KeyframedFloatAnimationCurve;
}

namespace WebKit {

class WebFloatAnimationCurveImpl : public WebFloatAnimationCurve {
public:
    WebFloatAnimationCurveImpl();
    virtual ~WebFloatAnimationCurveImpl();

    // WebAnimationCurve implementation.
    virtual AnimationCurveType type() const OVERRIDE;

    // WebFloatAnimationCurve implementation.
    virtual void add(const WebFloatKeyframe&) OVERRIDE;
    virtual void add(const WebFloatKeyframe&, TimingFunctionType) OVERRIDE;
    virtual void add(const WebFloatKeyframe&, double x1, double y1, double x2, double y2) OVERRIDE;

    virtual float getValue(double time) const OVERRIDE;

    scoped_ptr<cc::AnimationCurve> cloneToAnimationCurve() const;

private:
    scoped_ptr<cc::KeyframedFloatAnimationCurve> m_curve;
};

}

#endif // WebFloatAnimationCurveImpl_h