ios - UITextview is blurred when draw image

Question

When I draw a new image, uitextview is blurred.

First text which is after draw new image. it looks like fuzzy.

Seconde text is captured

I tried this anwser changing frame to integer.

UITextField blurred text

It was working before draw new image but it doesn't work when draw image.

here is my code

// UIView -> UIImage
convenience init(view: UIView) {
        UIGraphicsBeginImageContextWithOptions(view.bounds.size, view.isOpaque, 0)
    view.drawHierarchy(in: view.bounds, afterScreenUpdates: true)
    
    let image = UIGraphicsGetImageFromCurrentImageContext()!
    UIGraphicsEndImageContext()
    
    self.init(cgImage: image.cgImage!)
}

Answer 1

Set the priority of the textview to a higher value than the usual value.