Weighing scale (IEEE Std 11073-10415 Dev specialization)
Swift3.0
Info.plistにNSHealthUpdateUsageDescriptionとNSHealthShareUsageDescriptionを追加します
※ Capabilities -> HealthKit をONにしてください。
//
// ViewController.swift
// healthkit008
//
// Copyright © 2016年 FaBo, Inc. All rights reserved.
//
import UIKit
import HealthKit
class ViewController: UIViewController, UITextFieldDelegate {
// 各インスタンスの生成.
var myHealthStore = HKHealthStore()
var myReadBodyMassField = UITextField()
var myReadHeightField = UITextField()
var myReadBMIField = UITextField()
var myWriteBodyMassField = UITextField()
var myWriteHeightField = UITextField()
var myWriteBMIField = UITextField()
var myReadButton: UIButton!
var myWriteButton: UIButton!
override func viewDidLoad() {
super.viewDidLoad()
// 体重用の入力フィールドを設置.
self.setTextField(textField: myWriteBodyMassField, placeholder: "体重を入力してください", position: CGPoint(x:self.view.bounds.width/2,y:150))
// 身長用の入力フィールドを設置.
self.setTextField(textField: myWriteHeightField, placeholder: "身長を入力してください", position: CGPoint(x:self.view.bounds.width/2,y:190))
// BMI用の入力フィールドを設置(自動計算).
myWriteBMIField.isEnabled = false
self.setTextField(textField: myWriteBMIField, placeholder: "BMIの計算値", position: CGPoint(x:self.view.bounds.width/2,y:230))
// 書き込みボタンを設置.
myWriteButton = UIButton()
myWriteButton.frame = CGRect(x: 0, y: 0, width: 300, height: 40)
myWriteButton.backgroundColor = UIColor.blue
myWriteButton.layer.masksToBounds = true
myWriteButton.setTitle("データの書き込み", for: UIControlState.normal)
myWriteButton.setTitleColor(UIColor.white, for: UIControlState.normal)
myWriteButton.setTitleColor(UIColor.black, for: UIControlState.highlighted)
myWriteButton.layer.cornerRadius = 20.0
myWriteButton.layer.position = CGPoint(x: self.view.frame.width/2, y:280)
myWriteButton.tag = 2
myWriteButton.addTarget(self, action: #selector(ViewController.onClickMyButton(sender:)), for: .touchUpInside)
self.view.addSubview(myWriteButton);
// 体重用の表示フィールドを設置.
myReadBodyMassField.isEnabled = false
self.setTextField(textField: myReadBodyMassField, placeholder: "前回登録の体重", position: CGPoint(x:self.view.bounds.width/2,y:380))
// 身長用の表示フィールドを設置.
myReadHeightField.isEnabled = false
self.setTextField(textField: myReadHeightField, placeholder: "前回登録の身長", position: CGPoint(x:self.view.bounds.width/2,y:420))
// BMI用の表示フィールドを設置.
myReadBMIField.isEnabled = false
self.setTextField(textField: myReadBMIField, placeholder: "前回登録のBMI", position: CGPoint(x:self.view.bounds.width/2,y:460))
// 読み込みボタンを設置.
myReadButton = UIButton()
myReadButton.frame = CGRect(x: 0, y: 0, width: 300, height: 40)
myReadButton.backgroundColor = UIColor.red
myReadButton.layer.masksToBounds = true
myReadButton.setTitle("データの読み込み", for: UIControlState.normal)
myReadButton.setTitleColor(UIColor.white, for: UIControlState.normal)
myReadButton.setTitleColor(UIColor.black, for: UIControlState.highlighted)
myReadButton.layer.cornerRadius = 20.0
myReadButton.layer.position = CGPoint(x: self.view.frame.width/2, y:510)
myReadButton.tag = 1
myReadButton.addTarget(self, action: #selector(ViewController.onClickMyButton(sender:)), for: .touchUpInside)
self.view.addSubview(myReadButton);
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
// HealthStoreへの許可を申請.
requestAuthorization()
}
private func setTextField(textField: UITextField, placeholder: String, position: CGPoint) {
textField.frame = CGRect(x: 0, y: 0, width: 300, height: 30)
textField.placeholder = placeholder
textField.delegate = self
textField.borderStyle = UITextBorderStyle.roundedRect
textField.layer.position = position;
self.view.addSubview(textField)
}
/*
ボタンイベント.
*/
func onClickMyButton(sender: UIButton){
if(sender.tag == 1){
readData()
} else if(sender.tag == 2){
let myBodyMass = Double(myWriteBodyMassField.text!)
let myHeight = Double(myWriteHeightField.text!)
let myBMI = Double(myWriteBMIField.text!)
if myBodyMass != nil && myHeight != nil && myBMI != nil {
writeData(BodyMass: myBodyMass!, Height: myHeight!, BMI: myBMI!)
}
}
}
/*
Healthデータへのアクセスを申請.
*/
private func requestAuthorization(){
// 読み込みを許可する型.
let types = Set(arrayLiteral:
HKObjectType.quantityType(forIdentifier: HKQuantityTypeIdentifier.bodyMass)!,
HKObjectType.quantityType(forIdentifier: HKQuantityTypeIdentifier.height)!,
HKObjectType.quantityType(forIdentifier: HKQuantityTypeIdentifier.bodyMassIndex)!
)
// HealthStoreへのアクセス承認をおこなう.
myHealthStore.requestAuthorization(toShare: types, read: types, completion: { (success, error) in
if let e = error {
print("Error: \(e.localizedDescription)")
}
print(success ? "Success" : "Failure")
})
}
/*
データの読み出し.
*/
private func readData() {
// 取得したいデータのタイプを生成する.
let typeOfBodyMass = HKSampleType.quantityType(forIdentifier: HKQuantityTypeIdentifier.bodyMass)
let typeOfHeight = HKSampleType.quantityType(forIdentifier: HKQuantityTypeIdentifier.height)
let typeOfBMI = HKSampleType.quantityType(forIdentifier: HKQuantityTypeIdentifier.bodyMassIndex)
let kg = HKUnit.gramUnit(with: .kilo)
getSampleData(sampletype: typeOfBodyMass!, uint: kg, inputField: myReadBodyMassField)
let m = HKUnit.meter()
getSampleData(sampletype: typeOfHeight!, uint: m, inputField: myReadHeightField)
let count = HKUnit.count()
getSampleData(sampletype: typeOfBMI!, uint: count, inputField: myReadBMIField)
}
private func getSampleData(sampletype: HKSampleType, uint: HKUnit, inputField: UITextField) {
let calendar = Calendar.init(identifier: Calendar.Identifier.gregorian)
let now = Date()
let startDate = calendar.startOfDay(for: now)
let endDate = calendar.date(byAdding: Calendar.Component.day, value: 1, to: startDate)
let predicate = HKQuery.predicateForSamples(withStart: startDate, end: endDate, options: [])
// データ取得時に登録された時間でソートするためのDescriptorを生成.
let mySortDescriptor = NSSortDescriptor(key:HKSampleSortIdentifierStartDate, ascending: false)
// 体重データ読み出しのためのqueryを生成.
let mySampleQuery = HKSampleQuery(sampleType: sampletype, predicate: predicate, limit: 1, sortDescriptors: [mySortDescriptor])
{ (sampleQuery, results, error ) -> Void in
// 一番最近に登録されたデータを取得.
guard let myRecentSample = results!.first as? HKQuantitySample else {
print("error")
inputField.text = "Data is not found"
return
}
// 取得したサンプルを単位に合わせる.
DispatchQueue.main.async {
inputField.text = "\(myRecentSample.quantity)"
}
}
// queryを発行.
self.myHealthStore.execute(mySampleQuery)
}
/*
データの書き込み.
*/
private func writeData(BodyMass: Double, Height: Double, BMI: Double){
// 登録用データタイプを生成.
let typeOfBodyMass = HKObjectType.quantityType(forIdentifier: HKQuantityTypeIdentifier.bodyMass)!
let typeOfHeight = HKObjectType.quantityType(forIdentifier: HKQuantityTypeIdentifier.height)!
let typeOfBMI = HKObjectType.quantityType(forIdentifier: HKQuantityTypeIdentifier.bodyMassIndex)!
// 単位とセットのデータを生成.
let kg = HKUnit.gramUnit(with: .kilo)
let myBodyMass = HKQuantity(unit:kg, doubleValue: BodyMass)
let m = HKUnit.meter()
let myHeight = HKQuantity(unit: m, doubleValue: Height)
let count = HKUnit.count()
let myBMI = HKQuantity(unit: count , doubleValue: BMI)
// StoreKit保存用データを作成.
let myBodyMassData = HKQuantitySample(type: typeOfBodyMass, quantity: myBodyMass, start: Date(), end: Date())
let myHeightData = HKQuantitySample(type: typeOfHeight, quantity: myHeight, start: Date(), end: Date())
let myBMIData = HKQuantitySample(type: typeOfBMI, quantity: myBMI, start: Date(), end: Date())
// HealthStoreにデータを保存.
myHealthStore.save([myBodyMassData, myHeightData, myBMIData]) { (success, error) in
if let e = error {
print("Error: \(e.localizedDescription)")
return
}
print(success ? "Success" : "Failure")
}
}
// MARK: - UITextFieldDelegate
/*
UITextFieldが編集終了する直前に呼ばれる.
*/
func textFieldShouldEndEditing(_ textField: UITextField) -> Bool {
// 身長・体重どちらも入力済みであったらBMIの計算を行う.
if myWriteBodyMassField.text != "" && myWriteHeightField.text != "" {
let myBodyMass = Double(myWriteBodyMassField.text!)
let myHeight = Double(myWriteHeightField.text!)
if myBodyMass != nil && myHeight != nil {
let myBMI = myBodyMass! / ((myHeight! / 100) * (myHeight! / 100))
myWriteBMIField.text = "\(myBMI)"
}
}
return true
}
}
Swift2.3
//
// ViewController.swift
// healthkit008
//
// Copyright © 2016年 FaBo, Inc. All rights reserved.
//
import UIKit
import HealthKit
class ViewController: UIViewController, UITextFieldDelegate {
// 各インスタンスの生成.
var myHealthStore = HKHealthStore()
var myReadBodyMassField = UITextField()
var myReadHeightField = UITextField()
var myReadBMIField = UITextField()
var myWriteBodyMassField = UITextField()
var myWriteHeightField = UITextField()
var myWriteBMIField = UITextField()
var myReadButton: UIButton!
var myWriteButton: UIButton!
override func viewDidLoad() {
super.viewDidLoad()
// 体重用の入力フィールドを設置.
self.setTextField(myWriteBodyMassField, placeholder: "体重を入力してください", position: CGPoint(x:self.view.bounds.width/2,y:150))
// 身長用の入力フィールドを設置.
self.setTextField(myWriteHeightField, placeholder: "身長を入力してください", position: CGPoint(x:self.view.bounds.width/2,y:190))
// BMI用の入力フィールドを設置(自動計算).
myWriteBMIField.enabled = false
self.setTextField(myWriteBMIField, placeholder: "BMIの計算値", position: CGPoint(x:self.view.bounds.width/2,y:230))
// 書き込みボタンを設置.
myWriteButton = UIButton()
myWriteButton.frame = CGRectMake(0,0,300,40)
myWriteButton.backgroundColor = UIColor.blueColor();
myWriteButton.layer.masksToBounds = true
myWriteButton.setTitle("データの書き込み", forState: UIControlState.Normal)
myWriteButton.setTitleColor(UIColor.whiteColor(), forState: UIControlState.Normal)
myWriteButton.setTitleColor(UIColor.blackColor(), forState: UIControlState.Highlighted)
myWriteButton.layer.cornerRadius = 20.0
myWriteButton.layer.position = CGPoint(x: self.view.frame.width/2, y:280)
myWriteButton.tag = 2
myWriteButton.addTarget(self, action: #selector(ViewController.onClickMyButton(_:)), forControlEvents: .TouchUpInside)
self.view.addSubview(myWriteButton);
// 体重用の表示フィールドを設置.
myReadBodyMassField.enabled = false
self.setTextField(myReadBodyMassField, placeholder: "前回登録の体重", position: CGPoint(x:self.view.bounds.width/2,y:380))
// 身長用の表示フィールドを設置.
myReadHeightField.enabled = false
self.setTextField(myReadHeightField, placeholder: "前回登録の身長", position: CGPoint(x:self.view.bounds.width/2,y:420))
// BMI用の表示フィールドを設置.
myReadBMIField.enabled = false
self.setTextField(myReadBMIField, placeholder: "前回登録のBMI", position: CGPoint(x:self.view.bounds.width/2,y:460))
// 読み込みボタンを設置.
myReadButton = UIButton()
myReadButton.frame = CGRectMake(0,0,300,40)
myReadButton.backgroundColor = UIColor.redColor();
myReadButton.layer.masksToBounds = true
myReadButton.setTitle("データの読み込み", forState: UIControlState.Normal)
myReadButton.setTitleColor(UIColor.whiteColor(), forState: UIControlState.Normal)
myReadButton.setTitleColor(UIColor.blackColor(), forState: UIControlState.Highlighted)
myReadButton.layer.cornerRadius = 20.0
myReadButton.layer.position = CGPoint(x: self.view.frame.width/2, y:510)
myReadButton.tag = 1
myReadButton.addTarget(self, action: #selector(ViewController.onClickMyButton(_:)), forControlEvents: .TouchUpInside)
self.view.addSubview(myReadButton);
}
override func viewDidAppear(animated: Bool) {
super.viewDidAppear(animated)
// HealthStoreへの許可を申請.
requestAuthorization()
}
private func setTextField(textField: UITextField, placeholder: String, position: CGPoint) {
textField.frame = CGRectMake(0,0,300,30)
textField.placeholder = placeholder
textField.delegate = self
textField.borderStyle = UITextBorderStyle.RoundedRect
textField.layer.position = position;
self.view.addSubview(textField)
}
/*
ボタンイベント.
*/
func onClickMyButton(sender: UIButton){
if(sender.tag == 1){
readData()
} else if(sender.tag == 2){
let myBodyMass = Double(myWriteBodyMassField.text!)
let myHeight = Double(myWriteHeightField.text!)
let myBMI = Double(myWriteBMIField.text!)
if myBodyMass != nil && myHeight != nil && myBMI != nil {
writeData(myBodyMass!, Height: myHeight!, BMI: myBMI!)
}
}
}
/*
Healthデータへのアクセスを申請.
*/
private func requestAuthorization(){
// 読み込みを許可する型.
let types = Set(arrayLiteral:
HKObjectType.quantityTypeForIdentifier(HKQuantityTypeIdentifierBodyMass)!,
HKObjectType.quantityTypeForIdentifier(HKQuantityTypeIdentifierHeight)!,
HKObjectType.quantityTypeForIdentifier(HKQuantityTypeIdentifierBodyMassIndex)!
)
// HealthStoreへのアクセス承認をおこなう.
myHealthStore.requestAuthorizationToShareTypes(types, readTypes: types, completion: { (success, error) in
if let e = error {
print("Error: \(e.localizedDescription)")
}
print(success ? "Success" : "Failure")
})
}
/*
データの読み出し.
*/
private func readData() {
// 取得したいデータのタイプを生成する.
let typeOfBodyMass = HKSampleType.quantityTypeForIdentifier(HKQuantityTypeIdentifierBodyMass)
let typeOfHeight = HKSampleType.quantityTypeForIdentifier(HKQuantityTypeIdentifierHeight)
let typeOfBMI = HKSampleType.quantityTypeForIdentifier(HKQuantityTypeIdentifierBodyMassIndex)
let kg = HKUnit.gramUnitWithMetricPrefix(.Kilo)
getSampleData(typeOfBodyMass!, uint: kg, inputField: myReadBodyMassField)
let m = HKUnit.meterUnit()
getSampleData(typeOfHeight!, uint: m, inputField: myReadHeightField)
let count = HKUnit.countUnit()
getSampleData(typeOfBMI!, uint: count, inputField: myReadBMIField)
}
private func getSampleData(sampletype: HKSampleType, uint: HKUnit, inputField: UITextField) {
let calendar = NSCalendar.init(identifier: NSCalendarIdentifierGregorian)
let now = NSDate()
let startDate = calendar!.startOfDayForDate(now)
let endDate = calendar!.dateByAddingUnit(NSCalendarUnit.Day, value: 1, toDate: startDate, options: NSCalendarOptions.MatchFirst)
let predicate = HKQuery.predicateForSamplesWithStartDate(startDate, endDate: endDate, options: HKQueryOptions.None)
// データ取得時に登録された時間でソートするためのDescriptorを生成.
let mySortDescriptor = NSSortDescriptor(key:HKSampleSortIdentifierStartDate, ascending: false)
// 体重データ読み出しのためのqueryを生成.
let mySampleQuery = HKSampleQuery(sampleType: sampletype, predicate: predicate, limit: 1, sortDescriptors: [mySortDescriptor])
{ (sampleQuery, results, error ) -> Void in
// 一番最近に登録されたデータを取得.
guard let myRecentSample = results!.first as? HKQuantitySample else {
print("error")
inputField.text = "Data is not found"
return
}
// 取得したサンプルを単位に合わせる.
dispatch_async(dispatch_get_main_queue(),{
inputField.text = "\(myRecentSample.quantity)"
})
}
// queryを発行.
self.myHealthStore.executeQuery(mySampleQuery)
}
/*
データの書き込み.
*/
private func writeData(BodyMass: Double, Height: Double, BMI: Double){
// 登録用データタイプを生成.
let typeOfBodyMass = HKObjectType.quantityTypeForIdentifier(HKQuantityTypeIdentifierBodyMass)!
let typeOfHeight = HKObjectType.quantityTypeForIdentifier(HKQuantityTypeIdentifierHeight)!
let typeOfBMI = HKObjectType.quantityTypeForIdentifier(HKQuantityTypeIdentifierBodyMassIndex)!
// 単位とセットのデータを生成.
let kg = HKUnit.gramUnitWithMetricPrefix(.Kilo)
let myBodyMass = HKQuantity(unit:kg, doubleValue: BodyMass)
let m = HKUnit.meterUnit()
let myHeight = HKQuantity(unit: m, doubleValue: Height)
let count = HKUnit.countUnit()
let myBMI = HKQuantity(unit: count , doubleValue: BMI)
// StoreKit保存用データを作成.
let myBodyMassData = HKQuantitySample(type:typeOfBodyMass, quantity:myBodyMass, startDate:NSDate(), endDate:NSDate())
let myHeightData = HKQuantitySample(type: typeOfHeight, quantity:myHeight, startDate:NSDate(), endDate:NSDate())
let myBMIData = HKQuantitySample(type: typeOfBMI, quantity:myBMI, startDate:NSDate(), endDate:NSDate())
// HealthStoreにデータを保存.
myHealthStore.saveObjects([myBodyMassData, myHeightData, myBMIData]) { (success, error) in
if let e = error {
print("Error: \(e.localizedDescription)")
return
}
print(success ? "Success" : "Failure")
}
}
// MARK: - UITextFieldDelegate
/*
UITextFieldが編集終了する直前に呼ばれる.
*/
func textFieldShouldEndEditing(textField: UITextField) -> Bool {
// 身長・体重どちらも入力済みであったらBMIの計算を行う.
if myWriteBodyMassField.text != "" && myWriteHeightField.text != "" {
let myBodyMass = Double(myWriteBodyMassField.text!)
let myHeight = Double(myWriteHeightField.text!)
if myBodyMass != nil && myHeight != nil {
let myBMI = myBodyMass! / ((myHeight! / 100) * (myHeight! / 100))
myWriteBMIField.text = "\(myBMI)"
}
}
return true
}
}
2.xと3.xの差分
- HealthKitの定数が列挙体に変更
- 例 :
HKCharacteristicTypeIdentifierDateOfBirth→HKCharacteristicTypeIdentifier.dateOfBirth
- 例 :
HKHealthStore.requestAuthorizationToShareTypes(Set<HKSampleType>?, readTypes: Set<HKObjectType>?, completion: (Bool, NSError?) -> Void)からHKHealthStore.requestAuthorization(toShare: Set<HKSampleType>?, read: Set<HKObjectType>?, completion: (Bool, Error?) -> Void)に変更HKObjectType.quantityTypeForIdentifier(String)からHKObjectType.quantityType(forIdentifier: HKQuantityTypeIdentifier)に変更NSDateからDateに変更dispatch_async(dispatch_queue_t, dispatch_block_t)からDispatchQueue.main.async(execute: () -> Void)に変更HKHealthStore.executeQuery(HKQuery)からHKHealthStore.execute(HKQuery)に変更