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Add observer to rotation events #24

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Add observer to rotation events #24

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12 changes: 11 additions & 1 deletion UIImageViewAligned.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -209,14 +209,19 @@ open class UIImageViewAligned: UIImageView {
}

private func setup(image: UIImage? = nil, highlightedImage: UIImage? = nil) {
addRotationObserver()
realImageView = UIImageView(image: image ?? super.image, highlightedImage: highlightedImage ?? super.highlightedImage)
realImageView?.frame = bounds
realImageView?.autoresizingMask = [.flexibleWidth, .flexibleHeight]
realImageView?.contentMode = contentMode
addSubview(realImageView!)
}

private func updateLayout() {
deinit {
NotificationCenter.default.removeObserver(self)
}

@objc public func updateLayout() {
let realSize = realContentSize
var realFrame = CGRect(origin: CGPoint(x: (bounds.size.width - realSize.width) / 2.0,
y: (bounds.size.height - realSize.height) / 2.0),
Expand Down Expand Up @@ -254,4 +259,9 @@ open class UIImageViewAligned: UIImageView {
private func getInspectableProperty(_ alignment: UIImageViewAlignmentMask) -> Bool {
return self.alignment.contains(alignment)
}

private func addRotationObserver() {
UIDevice.current.beginGeneratingDeviceOrientationNotifications()
NotificationCenter.default.addObserver(self, selector: #selector(updateLayout), name: UIDevice.orientationDidChangeNotification, object: nil)
}
}