CoreMotion 3 The acquisition of the number of steps of the pedometer

Swift 3.0 info.plistにNSMotionUsageDescriptionを追加します。 // // ViewController.swift // coremotion003 // // Copyright © 2016年 FaBo, Inc. All rights reserved. // import UIKit import CoreMotion class ViewController: UIViewController { var myPedometer: CMPedometer! override func viewDidLoad() { super.viewDidLoad() // Labelを作成. let myStepLabel: UILabel = UILabel(frame: CGRectMake(0,0,150,150)) myStepLabel.backgroundColor = UIColor.orangeColor() myStepLabel.layer.masksToBounds = true myStepLabel.layer.cornerRadius = 75.0 myStepLabel.textColor = UIColor.whiteColor() myStepLabel.shadowColor = UIColor.grayColor() myStepLabel.font = UIFont.systemFontOfSize(CGFloat(30)) myStepLabel.textAlignment = NSTextAlignment.Center myStepLabel.layer.position = CGPoint(x: self.view.bounds.width/2,y: 300) // Viewの背景色を青にする. self.view.backgroundColor = UIColor.cyanColor() // Viewに追加. self.view.addSubview(myStepLabel) // 歩数計を生成. myPedometer = CMPedometer() // ペドメーター(歩数計)で計測開始. myPedometer.startPedometerUpdatesFromDate(NSDate(), withHandler: { (pedometerData, error) in if let e = error { print(e.localizedDescription) return } guard let data = pedometerData else { return } let myStep = data.numberOfSteps myStepLabel.text = "\(myStep) 歩" }) } } Swift 2.3 // // ViewController.swift // coremotion003 // // Copyright © 2016年 FaBo, Inc. All rights reserved. // import UIKit import CoreMotion class ViewController: UIViewController { var myPedometer: CMPedometer! override func viewDidLoad() { super.viewDidLoad() // Labelを作成. let myStepLabel: UILabel = UILabel(frame: CGRectMake(0,0,150,150)) myStepLabel.backgroundColor = UIColor.orangeColor() myStepLabel.layer.masksToBounds = true myStepLabel.layer.cornerRadius = 75.0 myStepLabel.textColor = UIColor.whiteColor() myStepLabel.shadowColor = UIColor.grayColor() myStepLabel.font = UIFont.systemFontOfSize(CGFloat(30)) myStepLabel.textAlignment = NSTextAlignment.Center myStepLabel.layer.position = CGPoint(x: self.view.bounds.width/2,y: 300) // Viewの背景色を青にする. self.view.backgroundColor = UIColor.cyanColor() // Viewに追加. self.view.addSubview(myStepLabel) // 歩数計を生成. myPedometer = CMPedometer() // ペドメーター(歩数計)で計測開始. myPedometer.startPedometerUpdatesFromDate(NSDate(), withHandler: { (pedometerData, error) in if let e = error { print(e.localizedDescription) return } guard let data = pedometerData else { return } let myStep = data.numberOfSteps myStepLabel.text = "\(myStep) 歩" }) } } 2.3と3.0の差分 UIColorによる色指定の簡略化 例 : UIColor.blueColor()からUIColor.blue CGRectMake(CGFloat, CGFloat, CGFloat, CGFloat)からCGRect(x: CGFloat, y: CGFloat, width: CGFloat, height: CGFloat)に変更 UIFont.systemFontOfSize(CGFloat)からUIFont.systemFont(ofSize fontSize: CGFloat)に変更 NSTextAlignment.CenterからNSTextAlignment.centerに変更 CMPedometer.startPedometerUpdatesFromDate(NSDate, withHandler: CMPedometerHandler)からCMPedometer.startUpdates(from: Date, withHandler: CMPedometerHandler)に変更