Adding padding and border to an UIImageView

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As per the this link

class ViewController: UIViewController {
    override func viewDidLoad() {
        super.viewDidLoad()
        let image = UIImage(named: "imagename")!
        let imageView = UIImageView(image: image.imageWithInsets(insets: UIEdgeInsetsMake(30, 30, 30, 30)))
        imageView.frame = CGRect(x: 0, y: 0, width: 300, height: 400)
        imageView.backgroundColor = UIColor.gray
        imageView.layer.borderWidth = 2
        imageView.layer.borderColor = UIColor.blue.cgColor
        view.addSubview(imageView)
    }
}
extension UIImage {
    func imageWithInsets(insets: UIEdgeInsets) -> UIImage? {
        UIGraphicsBeginImageContextWithOptions(
            CGSize(width: self.size.width + insets.left + insets.right,
                   height: self.size.height + insets.top + insets.bottom), false, self.scale)
        let _ = UIGraphicsGetCurrentContext()
        let origin = CGPoint(x: insets.left, y: insets.top)
        self.draw(at: origin)
        let imageWithInsets = UIGraphicsGetImageFromCurrentImageContext()
        UIGraphicsEndImageContext()
        return imageWithInsets
    }
}
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ILoveToCode22
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Updated on September 14, 2022

Comments

  • ILoveToCode22
    ILoveToCode22 over 1 year

    How can I add padding between an UIImageView and its border?

    Img.layer.cornerRadius = Img.bounds.width / 2
    Img.layer.borderWidth = 2
    Img.layer.borderColor = UIColor.blue.cgColor
    Img.clipsToBounds = true
    

    Like this:

    desired result

  • ILoveToCode22
    ILoveToCode22 over 6 years
    What is the "view" in view.addSubview(imageView) supposed to be? It's throwing me an error. Do I need to add a UIView to the image?
  • Vini App
    Vini App over 6 years
    Its just the view in ViewController.