Example
class InitialsImageFactory: NSObject {
class func imageWith(name: String?) -> UIImage? {
let frame = CGRect(x: 0, y: 0, width: 50, height: 50)
let nameLabel = UILabel(frame: frame)
nameLabel.textAlignment = .center
nameLabel.backgroundColor = .lightGray
nameLabel.textColor = .white
nameLabel.font = UIFont.boldSystemFont(ofSize: 20)
var initials = ""
if let initialsArray = name?.components(separatedBy: " ") {
if let firstWord = initialsArray.first {
if let firstLetter = firstWord.characters.first {
initials += String(firstLetter).capitalized
}
}
if initialsArray.count > 1, let lastWord = initialsArray.last {
if let lastLetter = lastWord.characters.first {
initials += String(lastLetter).capitalized
}
}
} else {
return nil
}
nameLabel.text = initials
UIGraphicsBeginImageContext(frame.size)
if let currentContext = UIGraphicsGetCurrentContext() {
nameLabel.layer.render(in: currentContext)
let nameImage = UIGraphicsGetImageFromCurrentImageContext()
return nameImage
}
return nil
}
}
