MapKit 14 Take a snapshot of the map

Swift3.0 // // ViewController.swift // MapKit014 // // Created by Misato Morino on 2016/08/15. // Copyright © 2016年 Misato Morino. All rights reserved. // import UIKit import MapKit class ViewController: UIViewController { var myMapView: MKMapView! var mySnapShotOptions: MKMapSnapshotOptions = MKMapSnapshotOptions() var mySnapShot: MKMapSnapshotter! override func viewDidLoad() { super.viewDidLoad() // MapViewを生成. myMapView = MKMapView() myMapView.frame = CGRect(x: 0, y: 0, width: self.view.frame.width, height: self.view.frame.height/2) // 経度、緯度を設定. let myLatitude: CLLocationDegrees = 37.331741 let myLongitude: CLLocationDegrees = -122.030333 // 中心点を設定. let center: CLLocationCoordinate2D = CLLocationCoordinate2DMake(myLatitude, myLongitude) // MapViewに中心点を設定. myMapView.setCenter(center, animated: true) // 縮尺(表示領域)を指定. let mySpan: MKCoordinateSpan = MKCoordinateSpan(latitudeDelta: 0.05, longitudeDelta: 0.05) let myRegion: MKCoordinateRegion = MKCoordinateRegionMake(center, mySpan) // MapViewにregionを追加. myMapView.region = myRegion // viewにMapViewを追加. self.view.addSubview(myMapView) // UIButtonを生成. let myButton: UIButton = UIButton(frame: CGRect(x: 0, y: 0, width: 200, height: 50)) myButton.layer.position = CGPoint(x: self.view.frame.width/2, y: self.view.frame.height-50) myButton.layer.cornerRadius = 20.0 myButton.backgroundColor = UIColor.red myButton.setTitle("スナップショット", for: .normal) myButton.setTitleColor(UIColor.white, for: .normal) myButton.addTarget(self, action: #selector(ViewController.onClickMyButton(sender:)), for: .touchUpInside) // UIButtonをviewに追加. self.view.addSubview(myButton) // MKMapSnapShotOptionsの設定. mySnapShotOptions.region = myRegion mySnapShotOptions.size = myMapView.frame.size mySnapShotOptions.scale = UIScreen.main.scale // MKMapSnapShotterにMKMapSnapShotOptionsをセット. mySnapShot = MKMapSnapshotter(options: mySnapShotOptions) } /* ボタンを押したときに呼ばれるメソッド. */ func onClickMyButton(sender: UIButton) { //実行中のスナップショットがあったら中止する. mySnapShot.cancel() // UIImageViewの生成. let myImageView: UIImageView = UIImageView(frame: CGRect(x: 0, y: 0, width: 250, height: 180)) myImageView.layer.position = CGPoint(x: self.view.frame.width/2, y: self.view.frame.height-180) // 画像のアスペクト比を維持. myImageView.contentMode = UIViewContentMode.scaleAspectFit // スナップショットを撮る. mySnapShot.start { (snapshot, error) -> Void in if error == nil { myImageView.image = snapshot!.image } else { print("error") } } // UIImageViewをviewに追加. self.view.addSubview(myImageView) } override func didReceiveMemoryWarning() { super.didReceiveMemoryWarning() } } Swift 2.3 // // ViewController.swift // MapKit014 // // Created by Misato Morino on 2016/08/15. // Copyright © 2016年 Misato Morino. All rights reserved. // import UIKit import MapKit class ViewController: UIViewController { var myMapView: MKMapView! var mySnapShotOptions: MKMapSnapshotOptions = MKMapSnapshotOptions() var mySnapShot: MKMapSnapshotter! override func viewDidLoad() { super.viewDidLoad() // MapViewを生成. myMapView = MKMapView() myMapView.frame = CGRectMake(0, 0, self.view.frame.width, self.view.frame.height/2) // 経度、緯度を設定. let myLatitude: CLLocationDegrees = 37.331741 let myLongitude: CLLocationDegrees = -122.030333 // 中心点を設定. let center: CLLocationCoordinate2D = CLLocationCoordinate2DMake(myLatitude, myLongitude) // MapViewに中心点を設定. myMapView.setCenterCoordinate(center, animated: true) // 縮尺(表示領域)を指定. let mySpan: MKCoordinateSpan = MKCoordinateSpan(latitudeDelta: 0.05, longitudeDelta: 0.05) let myRegion: MKCoordinateRegion = MKCoordinateRegionMake(center, mySpan) // MapViewにregionを追加. myMapView.region = myRegion // viewにMapViewを追加. self.view.addSubview(myMapView) // UIButtonを生成. let myButton: UIButton = UIButton(frame: CGRectMake(0, 0, 200, 50)) myButton.layer.position = CGPointMake(self.view.frame.width/2, self.view.frame.height-50) myButton.layer.cornerRadius = 20.0 myButton.backgroundColor = UIColor.redColor() myButton.setTitle("スナップショット", forState: .Normal) myButton.setTitleColor(UIColor.whiteColor(), forState: .Normal) myButton.addTarget(self, action: #selector(ViewController.onClickMyButton(_:)), forControlEvents: .TouchUpInside) // UIButtonをviewに追加. self.view.addSubview(myButton) // MKMapSnapShotOptionsの設定. mySnapShotOptions.region = myRegion mySnapShotOptions.size = myMapView.frame.size mySnapShotOptions.scale = UIScreen.mainScreen().scale // MKMapSnapShotterにMKMapSnapShotOptionsをセット. mySnapShot = MKMapSnapshotter(options: mySnapShotOptions) } /* ボタンを押したときに呼ばれるメソッド. */ func onClickMyButton(sender: UIButton) { //実行中のスナップショットがあったら中止する. mySnapShot.cancel() // UIImageViewの生成. let myImageView: UIImageView = UIImageView(frame: CGRectMake(0, 0, 250, 180)) myImageView.layer.position = CGPointMake(self.view.frame.width/2, self.view.frame.height-180) // 画像のアスペクト比を維持. myImageView.contentMode = UIViewContentMode.ScaleAspectFit // スナップショットを撮る. mySnapShot.startWithCompletionHandler { (snapshot, error) -> Void in if error == nil { myImageView.image = snapshot!.image } else { print("error") } } // UIImageViewをviewに追加. self.view.addSubview(myImageView) } override func didReceiveMemoryWarning() { super.didReceiveMemoryWarning() } } 2.3と3.0の差分 setCenterCoordinate から setCenter に変更 startWithCompletionHandler から start に変更