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トップに関する質問カメラアプリのスタンプ

編集履歴

質問編集履歴

1

質問の編集

2016/02/19 08:01

投稿

T_PoiPoi
T_PoiPoi

スコア16

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@@ -8,4 +8,154 @@
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  指で拡大縮小もできるけど、ボタンでもすいすい拡大縮小回転なんでもできるような
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  機能をぜひつけたいと思っているので、教えてください！
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- よろしくお願いします！
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+ よろしくお願いします！
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+
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+ ---
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+ 2/19 16:43追記
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+ >ikuwowさん 見てくださってありがとうございます！
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+ 表示する画面のコード
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+ ```ここに言語を入力
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+ class ViewController: UIViewController {
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+
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+ @IBOutlet var backImageView: UIImageView!
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+ var appDelegate = UIApplication.sharedApplication().delegate as! AppDelegate
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+
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+ override func viewDidLoad() {
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+ super.viewDidLoad()
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+ setImage()
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+ }
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+
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+ override func didReceiveMemoryWarning() {
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+ super.didReceiveMemoryWarning()
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+ }
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+
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+ /****ここでカメラロールで選んだ写真を表示！****/
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+ func setImage() {
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+ backImageView.image = selectImage
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+ }
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+
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+ override func viewWillAppear(animated: Bool) {
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+ super.viewWillAppear(animated)
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+ /****ここでスタンプを表示！****/
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+ if appDelegate.isNewStampAdded == true {
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+ let stamp = appDelegate.stampArray.last!
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+ stamp.frame = CGRectMake(0, 0, 150, 150)
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+ stamp.center = canvasView.center
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+ stamp.userInteractionEnabled = true
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+ canvasView.addSubview(stamp)
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+ appDelegate.isNewStampAdded = false
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+ }
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+ }
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+ /****スタンプを追加するためのボタン！****/
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+ @IBAction func stampTapped() {
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+ let alert = UIAlertController(title: nil, message: nil, preferredStyle: .ActionSheet)
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+
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+ alert.addAction(UIAlertAction(title: "スタンプを追加", style: .Default) { action in
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+
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+ let ss = self.storyboard?.instantiateViewControllerWithIdentifier("StampSelectTab") as! SelectTabViewController
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+ ss.modalTransitionStyle = UIModalTransitionStyle.CoverVertical
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+ self.presentViewController(ss, animated: true, completion: nil)
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+
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+ })
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+
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+ alert.addAction(UIAlertAction(title: "フレームを追加", style: .Default) { action in
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+ //実装予定！いつかフレームも追加したい！
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+ })
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+
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+ alert.addAction(
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+ UIAlertAction(title: "キャンセル", style: UIAlertActionStyle.Cancel, handler: nil)
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+ )
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+
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+ presentViewController(alert, animated: true, completion: nil)
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+
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+ }
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+ }
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+ ```
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+ スタンプを動かしているコード
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+ ```ここに言語を入力
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+
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+ class Stamp: UIImageView, UIGestureRecognizerDelegate {
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+
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+ var currentTransform: CGAffineTransform!
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+ var scale: CGFloat = 1.0
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+ var angle: CGFloat = 0
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+ var isMoving: Bool = false
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+
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+ override func didMoveToSuperview() {
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+ let rotationRecognizer: UIRotationGestureRecognizer = UIRotationGestureRecognizer(target: self, action: "rotationGesture:")
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+ rotationRecognizer.delegate = self
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+ self.addGestureRecognizer(rotationRecognizer)
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+
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+ let pinchRecognizer: UIPinchGestureRecognizer = UIPinchGestureRecognizer(target: self, action: "pinchGesture:")
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+ pinchRecognizer.delegate = self
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+ self.addGestureRecognizer(pinchRecognizer)
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+ }
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+
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+ func gestureRecognizer(gestureRecognizer: UIGestureRecognizer, shouldRecognizeSimultaneouslyWithGestureRecognizer otherGestureRecognizer: UIGestureRecognizer) -> Bool {
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+ return true
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+ }
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+
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+ func rotationGesture(gesture: UIRotationGestureRecognizer) {
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+ if !isMoving && gesture.state == UIGestureRecognizerState.Began {
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+ isMoving = true
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+ currentTransform = self.transform
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+ } else if isMoving && gesture.state == UIGestureRecognizerState.Ended {
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+ isMoving = false
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+ scale = 1.0
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+ angle = 0.0
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+ }
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+
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+ angle = gesture.rotation
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+
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+ let transform = CGAffineTransformConcat(CGAffineTransformConcat(currentTransform, CGAffineTransformMakeRotation(angle)), CGAffineTransformMakeScale(scale, scale))
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+
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+ self.transform = transform
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+ }
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+
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+ func pinchGesture(gesture: UIPinchGestureRecognizer) {
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+ if !isMoving && gesture.state == UIGestureRecognizerState.Began {
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+ isMoving = true
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+ currentTransform = self.transform
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+ } else if isMoving && gesture.state == UIGestureRecognizerState.Ended {
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+ isMoving = false
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+ scale = 1.0
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+ angle = 0.0
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+ }
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+
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+ scale = gesture.scale
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+
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+ let transform = CGAffineTransformConcat(CGAffineTransformConcat(currentTransform, CGAffineTransformMakeRotation(angle)), CGAffineTransformMakeScale(scale, scale))
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+
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+ self.transform = transform;
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+ }
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+
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+ override func touchesBegan(touches: Set<UITouch>, withEvent event: UIEvent?) {
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+ self.superview?.bringSubviewToFront(self)
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+ /****動かしたら枠線を表示！****/
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+ self.layer.borderWidth = 2.0
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+ self.layer.borderColor = UIColor.redColor().CGColor
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+
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+ }
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+
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+ override func touchesMoved(touches: Set<UITouch>, withEvent event: UIEvent?) {
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+ let touch = touches.first!
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+
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+ let dx = touch.locationInView(self.superview).x - touch.previousLocationInView(self.superview).x
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+ let dy = touch.locationInView(self.superview).y - touch.previousLocationInView(self.superview).y
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+
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+ self.center = CGPointMake(self.center.x + dx, self.center.y + dy)
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+
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+ self.layer.borderWidth = 2.0
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+
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+ }
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+
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+ override func touchesEnded(touches: Set<UITouch>, withEvent event: UIEvent?) {
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+ /*****保存のときに邪魔だからイベントが終わったら消す！****/
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+ self.layer.borderWidth = 0.0
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+ self.layer.borderColor = UIColor.clearColor().CGColor
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+
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+ }
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+
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+ }
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+ ```
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