图片廊斯威夫特

Question

我在滚动视图20 ImageView的，我在旁边SubScrollView显示的ViewController选择图像...

我要放大特定的ImageView，我没有主意，让该ImageView的标签，这是我的代码

func viewForZoomingInScrollView(scrollView: UIScrollView) -> UIView? 
{ 
    var i : Int = 0 
    var imgView = UIImageView() 
    for img in scrollView.subviews 
    { 
     imgView = view.viewWithTag(Tags.Tag_imgView.rawValue + i) 
     imgView = img as UIImageView 
     break 
    } 
    return imgView 
} 

Answer 1

func viewForZoomingInScrollView(scrollView: UIScrollView) -> UIView? 
{ 
    var imgView : UIImageView? = view.viewWithTag(Tags.Tag_imgView.rawValue) as? UIImageView 
    for img in scrollView.subviews 
    { 
     imgView = img as? UIImageView 
     break 
    } 
    return imgView 
}