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スクロールビュー

Last updated at Posted at 2019-12-04

動作環境

コード


func scroll(){
        //スクロール処理
        scrollView = UIScrollView(frame: CGRect(origin: .zero, size: view.bounds.size))
        imageView = UIImageView(image: UIImage(named: name))
        scrollView.contentSize = imageView.bounds.size
        scrollView.addSubview(imageView)
        view.addSubview(scrollView)
    }
    func zoom(){
        //ズーム機能
        scrollView.minimumZoomScale = 0.005
        scrollView.maximumZoomScale = 50
        scrollView.delegate = self
    }
    
    
    func viewForZooming(in scrollView: UIScrollView) -> UIView? {
        return imageView
    }

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