40 Event acquisition of GestureRecognizer

Swift3.0 // // ViewController.swift // UIKit040_3.0 // // Created by KimikoWatanabe on 2016/08/18. // Copyright © 2016年 FaBo, Inc. All rights reserved. // import UIKit class ViewController: UIViewController { private var tapLabel: UILabel! private var pinchGestureLabel: UILabel! private var swipeLabel: UILabel! private var longPressLabel: UILabel! private var panLabel: UILabel! private var rotateLabel: UILabel! private var edgeLabel: UILabel! override func viewDidLoad() { super.viewDidLoad() // 背景を赤色に. self.view.backgroundColor = UIColor.white // タップを認識. let myTap = UITapGestureRecognizer(target: self, action: #selector(ViewController.tapGesture(sender:))) // ピンチを認識. let myPinchGesture = UIPinchGestureRecognizer(target: self, action: #selector(ViewController.pinchGesture(sender:))) // スワイプ認識. let mySwipe = UISwipeGestureRecognizer(target: self, action: #selector(ViewController.swipeGesture(sender:))) // スワイプ認識-2本指でスワイプ. mySwipe.numberOfTouchesRequired = 2 // 長押しを認識. let myLongPressGesture = UILongPressGestureRecognizer(target: self, action: #selector(ViewController.longPressGesture(sender:))) // 長押し-最低2秒間は長押しする. myLongPressGesture.minimumPressDuration = 2.0 // 長押し-指のズレは15pxまで. myLongPressGesture.allowableMovement = 150 // パン認識. let myPan = UIPanGestureRecognizer(target: self, action: #selector(ViewController.panGesture(sender:))) // パン認識-3本指でパン. myPan.minimumNumberOfTouches = 3 // 回転を認識. let myRotate = UIRotationGestureRecognizer(target: self, action: #selector(ViewController.rotateGesture(sender:))) // エッジを認識. let mySEdghePan = UIScreenEdgePanGestureRecognizer(target: self, action: #selector(ViewController.edgeGesture(sender:))) // エッジを認識-最低指3本で反応. mySEdghePan.minimumNumberOfTouches = 4 // エッジを認識-左側. mySEdghePan.edges = UIRectEdge.left // Viewに追加. self.view.addGestureRecognizer(myTap) self.view.addGestureRecognizer(myPinchGesture) self.view.addGestureRecognizer(mySwipe) self.view.addGestureRecognizer(myLongPressGesture) self.view.addGestureRecognizer(myPan) self.view.addGestureRecognizer(myRotate) self.view.addGestureRecognizer(mySEdghePan) let centerOfX = self.view.bounds.width / 2 // Labelを作成. tapLabel = makeMyLabel(title: "Tap", color: UIColor.red, myX: centerOfX - 50 , myY: 100) pinchGestureLabel = makeMyLabel(title: "Pinch", color: UIColor.green, myX: centerOfX + 50, myY: 100) swipeLabel = makeMyLabel(title: "Swipe", color: UIColor.blue, myX: centerOfX - 50, myY: 190) longPressLabel = makeMyLabel(title: "Long", color: UIColor.orange, myX: centerOfX + 50, myY: 190) panLabel = makeMyLabel(title: "Pan", color: UIColor.black, myX: centerOfX - 50, myY: 280) rotateLabel = makeMyLabel(title: "Rotate", color: UIColor.cyan, myX: centerOfX + 50, myY: 280) edgeLabel = makeMyLabel(title: "Edge", color: UIColor.purple, myX: centerOfX - 50, myY: 370) // Viewに貼付ける. self.view.addSubview(tapLabel) self.view.addSubview(pinchGestureLabel) self.view.addSubview(swipeLabel) self.view.addSubview(longPressLabel) self.view.addSubview(panLabel) self.view.addSubview(rotateLabel) self.view.addSubview(edgeLabel) } override func didReceiveMemoryWarning() { super.didReceiveMemoryWarning() } /* タップイベント. */ internal func tapGesture(sender: UITapGestureRecognizer){ tapLabel.text = "\(sender.numberOfTouches)" } /* ピンチイベントの実装. */ internal func pinchGesture(sender: UIPinchGestureRecognizer){ let firstPoint = sender.scale let secondPoint = sender.velocity pinchGestureLabel.text = "\(Double(Int(firstPoint*100))/100)\n\(Double(Int(secondPoint*100))/100)" } /* スワイプイベント */ internal func swipeGesture(sender: UISwipeGestureRecognizer){ let touches = sender.numberOfTouches swipeLabel.text = "\(touches)" } /* 長押しイベント. */ internal func longPressGesture(sender: UILongPressGestureRecognizer){ // 指が離れたことを検知 if(sender.state == UIGestureRecognizerState.ended){ longPressLabel.text = "On" } } /* パン. */ internal func panGesture(sender: UIPanGestureRecognizer){ panLabel.text = "\(sender.numberOfTouches)" } /* 回転. */ internal func rotateGesture(sender: UIRotationGestureRecognizer){ let firstPoint = sender.rotation let secondPoint = sender.velocity rotateLabel.text = "\(Double(Int(firstPoint*100))/100)\n\(Double(Int(secondPoint*100))/100)" } /* エッジ. */ internal func edgeGesture(sender: UIScreenEdgePanGestureRecognizer){ let touches = sender.numberOfTouches swipeLabel.text = "\(touches)" } internal func makeMyLabel(title: NSString, color: UIColor, myX: CGFloat, myY: CGFloat) -> UILabel{ let myLabel: UILabel = UILabel() myLabel.frame = CGRect(x:0,y:0,width:80,height:80) myLabel.backgroundColor = color myLabel.textColor = UIColor.white myLabel.layer.masksToBounds = true myLabel.text = title as String myLabel.textAlignment = NSTextAlignment.center myLabel.layer.cornerRadius = 40.0 myLabel.layer.position = CGPoint(x: myX, y: myY) myLabel.numberOfLines = 2 return myLabel } } Swift 2.3 // // ViewController.swift // UIKit040_2.3 // // Created by KimikoWatanabe on 2016/08/18. // Copyright © 2016年 FaBo, Inc. All rights reserved. // import UIKit class ViewController: UIViewController { private var tapLabel: UILabel! private var pinchGestureLabel: UILabel! private var swipeLabel: UILabel! private var longPressLabel: UILabel! private var panLabel: UILabel! private var rotateLabel: UILabel! private var edgeLabel: UILabel! override func viewDidLoad() { super.viewDidLoad() // 背景を赤色に. self.view.backgroundColor = UIColor.whiteColor() // タップを認識. let myTap = UITapGestureRecognizer(target: self, action: #selector(ViewController.tapGesture(_:))) // ピンチを認識. let myPinchGesture = UIPinchGestureRecognizer(target: self, action: #selector(ViewController.pinchGesture(_:))) // スワイプ認識. let mySwipe = UISwipeGestureRecognizer(target: self, action: #selector(ViewController.swipeGesture(_:))) // スワイプ認識-2本指でスワイプ. mySwipe.numberOfTouchesRequired = 2 // 長押しを認識. let myLongPressGesture = UILongPressGestureRecognizer(target: self, action: #selector(ViewController.longPressGesture(_:))) // 長押し-最低2秒間は長押しする. myLongPressGesture.minimumPressDuration = 2.0 // 長押し-指のズレは15pxまで. myLongPressGesture.allowableMovement = 150 // パン認識. let myPan = UIPanGestureRecognizer(target: self, action: #selector(ViewController.panGesture(_:))) // パン認識-3本指でパン. myPan.minimumNumberOfTouches = 3 // 回転を認識. let myRotate = UIRotationGestureRecognizer(target: self, action: #selector(ViewController.rotateGesture(_:))) // エッジを認識. let mySEdghePan = UIScreenEdgePanGestureRecognizer(target: self, action: #selector(ViewController.edgeGesture(_:))) // エッジを認識-最低指3本で反応. mySEdghePan.minimumNumberOfTouches = 4 // エッジを認識-左側. mySEdghePan.edges = UIRectEdge.Left // Viewに追加. self.view.addGestureRecognizer(myTap) self.view.addGestureRecognizer(myPinchGesture) self.view.addGestureRecognizer(mySwipe) self.view.addGestureRecognizer(myLongPressGesture) self.view.addGestureRecognizer(myPan) self.view.addGestureRecognizer(myRotate) self.view.addGestureRecognizer(mySEdghePan) let centerOfX = self.view.bounds.width / 2 // Labelを作成. tapLabel = makeMyLabel("Tap", color: UIColor.redColor(), myX: centerOfX - 50 , myY: 100) pinchGestureLabel = makeMyLabel("Pinch", color: UIColor.greenColor(), myX: centerOfX + 50, myY: 100) swipeLabel = makeMyLabel("Swipe", color: UIColor.blueColor(), myX: centerOfX - 50, myY: 190) longPressLabel = makeMyLabel("Long", color: UIColor.orangeColor(), myX: centerOfX + 50, myY: 190) panLabel = makeMyLabel("Pan", color: UIColor.blackColor(), myX: centerOfX - 50, myY: 280) rotateLabel = makeMyLabel("Rotate", color: UIColor.cyanColor(), myX: centerOfX + 50, myY: 280) edgeLabel = makeMyLabel("Edge", color: UIColor.purpleColor(), myX: centerOfX - 50, myY: 370) // Viewに貼付ける. self.view.addSubview(tapLabel) self.view.addSubview(pinchGestureLabel) self.view.addSubview(swipeLabel) self.view.addSubview(longPressLabel) self.view.addSubview(panLabel) self.view.addSubview(rotateLabel) self.view.addSubview(edgeLabel) } override func didReceiveMemoryWarning() { super.didReceiveMemoryWarning() } /* タップイベント. */ internal func tapGesture(sender: UITapGestureRecognizer){ tapLabel.text = "\(sender.numberOfTouches())" } /* ピンチイベントの実装. */ internal func pinchGesture(sender: UIPinchGestureRecognizer){ let firstPoint = sender.scale let secondPoint = sender.velocity pinchGestureLabel.text = "\(Double(Int(firstPoint*100))/100)\n\(Double(Int(secondPoint*100))/100)" } /* スワイプイベント */ internal func swipeGesture(sender: UISwipeGestureRecognizer){ let touches = sender.numberOfTouches() swipeLabel.text = "\(touches)" } /* 長押しイベント. */ internal func longPressGesture(sender: UILongPressGestureRecognizer){ // 指が離れたことを検知 if(sender.state == UIGestureRecognizerState.Ended){ longPressLabel.text = "On" } } /* パン. */ internal func panGesture(sender: UIPanGestureRecognizer){ panLabel.text = "\(sender.numberOfTouches())" } /* 回転. */ internal func rotateGesture(sender: UIRotationGestureRecognizer){ let firstPoint = sender.rotation let secondPoint = sender.velocity rotateLabel.text = "\(Double(Int(firstPoint*100))/100)\n\(Double(Int(secondPoint*100))/100)" } /* エッジ. */ internal func edgeGesture(sender: UIScreenEdgePanGestureRecognizer){ let touches = sender.numberOfTouches() swipeLabel.text = "\(touches)" } internal func makeMyLabel(title: NSString, color: UIColor, myX: CGFloat, myY: CGFloat) -> UILabel{ let myLabel: UILabel = UILabel() myLabel.frame = CGRectMake(0,0,80,80) myLabel.backgroundColor = color myLabel.textColor = UIColor.whiteColor() myLabel.layer.masksToBounds = true myLabel.text = title as String myLabel.textAlignment = NSTextAlignment.Center myLabel.layer.cornerRadius = 40.0 myLabel.layer.position = CGPoint(x: myX, y: myY) myLabel.numberOfLines = 2 return myLabel } } 2.3と3.0の差分 UIColorの参照方法が変更(UIColor.grayColor()->UIColor.gray) CGRect,CGPointの初期化方法の変更(CGRectMake,CGPointMakeの廃止) selectorの指定方法の変更(ViewController.tapGesture(_:)->ViewController.tapGesture(sender:)) UISwipeGestureRecognizerの一部関数がプロパティに変更(numberOfTouches()->numberOfTouches)