//

// SKDeviceMotionData.m

// 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 "SKDeviceMotionData.h"

@implementation SKDeviceMotionData

- (instancetype)initWithDeviceMotion:(CMDeviceMotion *)motion

{

if (self = [super initWithSensorType:DeviceMotion

withTimestamp:[SKSensorTimestamp sensorTimestampFromTimeInterval:motion.timestamp]])

{

_attitude = motion.attitude;

_gravity = motion.gravity;

_magneticField = motion.magneticField;

_rotationRate = motion.rotationRate;

_userAcceleration = motion.userAcceleration;

}

return self;

}

+ (NSString *)csvHeader

{

return @"timestamp,timeIntervalSince1970,attitude.roll,attitude.pitch,attitude.yaw,gravity.x,gravity.y,gravity.z,magneticField.x,magneticField.y,magneticField.z,magneticField.accuracy,rotationRate.x,rotationRate.y,rotationRate.z,userAcceleration.x,userAcceleration.y,userAcceleration.z";

}

- (NSString *)csvString

{

return [NSString stringWithFormat:@"\"%@\",%f,%f,%f,%f,%f,%f,%f,%f,%f,%f,%d,%f,%f,%f,%f,%f,%f",

self.timestamp.timestampString,

self.timestamp.timeIntervalSince1970,

_attitude.roll,

_attitude.pitch,

_attitude.yaw,

_gravity.x,

_gravity.y,

_gravity.z,

_magneticField.field.x,

_magneticField.field.y,

_magneticField.field.z,

_magneticField.accuracy,

_rotationRate.x,

_rotationRate.y,

_rotationRate.z,

_userAcceleration.x,

_userAcceleration.y,

_userAcceleration.z];

}

- (NSDictionary *)dictionaryData

{

return @{

@"sensorType": @(self.sensorType),

@"sensorTypeString": [NSString stringWithSensorType:self.sensorType],

@"timestamp": self.timestamp.timestampDictionary,

@"attitude": @{

@"roll": @(_attitude.roll),

@"pitch": @(_attitude.pitch),

@"yaw": @(_attitude.yaw)

},

@"gravity": @{

@"x": @(_gravity.x),

@"y": @(_gravity.y),

@"z": @(_gravity.z)

},

@"calibratedMagneticField": @{

@"field": @{

@"x": @(_magneticField.field.x),

@"y": @(_magneticField.field.y),

@"z": @(_magneticField.field.z)

},

@"accuracy" : @(_magneticField.accuracy)

},

@"rotationRate": @{

@"x": @(_rotationRate.x),

@"y": @(_rotationRate.y),

@"z": @(_rotationRate.z)

},

@"userAcceleration": @{

@"x": @(_userAcceleration.x),

@"y": @(_userAcceleration.y),

@"z": @(_userAcceleration.z)

}

};

}

@end