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// Copyright 2014 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 ASH_ACCELEROMETER_ACCELEROMETER_OBSERVER_H_
#define ASH_ACCELEROMETER_ACCELEROMETER_OBSERVER_H_
#include "ash/ash_export.h"
namespace gfx {
class Vector3dF;
}
namespace ash {
// The interface for classes which observe accelerometer updates.
class ASH_EXPORT AccelerometerObserver {
public:
// Invoked when an accelerometer reading has been taken. The |base| and |lid|
// accelerometer readings are in G's.
virtual void OnAccelerometerUpdated(const gfx::Vector3dF& base,
const gfx::Vector3dF& lid) = 0;
protected:
virtual ~AccelerometerObserver() {}
};
} // namespace ash
#endif // ASH_ACCELEROMETER_ACCELEROMETER_OBSERVER_H_
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