//

// SKAccelerometerData.h

// SensingKit

//

// Copyright (c) 2014. Queen Mary University of London

// Kleomenis Katevas, k.katevas@qmul.ac.uk

//

// This file is part of SensingKit-iOS library.

// For more information, please visit http://www.sensingkit.org

//

// SensingKit-iOS is free software: you can redistribute it and/or modify

// it under the terms of the GNU Lesser General Public License as published by

// the Free Software Foundation, either version 3 of the License, or

// (at your option) any later version.

//

// SensingKit-iOS is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

// GNU Lesser General Public License for more details.

//

// You should have received a copy of the GNU Lesser General Public License

// along with SensingKit-iOS. If not, see <http://www.gnu.org/licenses/>.

//

#import <Foundation/Foundation.h>

#import "SKSensorData.h"

@import CoreMotion;

NS_ASSUME_NONNULL_BEGIN

/**

* An instance of SKAccelerometerData encapsulates measurements related to the Accelerometer sensor.

*/

@interface SKAccelerometerData : SKSensorData

- (instancetype)init NS_UNAVAILABLE;

- (instancetype)initWithSensorType:(SKSensorType)sensorType

withTimestamp:(SKSensorTimestamp *)timestamp NS_UNAVAILABLE;

/**

* Returns an SKAccelerometerData object, initialized with a CMAccelerometerData structure.

*

* @param accelerometerData A structure that contains 3-axis acceleration data.

*

* @return An SKAccelerometerData object.

*/

- (instancetype)initWithAccelerometerData:(CMAccelerometerData *)accelerometerData NS_DESIGNATED_INITIALIZER;

/**

* A structure that contains 3-axes acceleration values.

*/

@property (nonatomic, readonly) CMAcceleration acceleration;

/**

* A string with a CSV formatted header that describes the data of the Accelerometer sensor. This method is useful in combination with the csvString instance method of an SKSensorData object.

*

* @return A string with a CSV header.

*/

+ (NSString *)csvHeader;

@end

NS_ASSUME_NONNULL_END