如何在iOS中旋转imageView并缩放imageView使其适合原点框架

时间:2018-10-02 10:01:54

标签: ios swift uiimageview

我想旋转我的imageView,但是如果imageView这样,它就不适合原点框架

like this

但是我希望它可以自动缩放以适合照片应用

like photo apps

这是我的图像旋转代码

 @IBAction func handleRotateGesture(_ gestureRecognizer: UIRotationGestureRecognizer) {
    guard gestureRecognizer.view != nil else { return }

    if gestureRecognizer.state == .began || gestureRecognizer.state == .changed {
        gestureRecognizer.view?.transform = gestureRecognizer.view!.transform.rotated(by: gestureRecognizer.rotation)
        gestureRecognizer.rotation = 0
    }
}

0 个答案:

没有答案