Created
June 7, 2019 03:31
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How to calculate the height of a string fitting a given width
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| func heightOfString(_ string: String, attributes: [NSAttributedString.Key: Any], fitting width: CGFloat) -> CGFloat { | |
| let constraintRect = CGSize(width: width, height: CGFloat.greatestFiniteMagnitude) | |
| let boundingRect = string.boundingRect(with: constraintRect, | |
| options: [.usesLineFragmentOrigin, .usesFontLeading], | |
| attributes: attributes, | |
| context: nil) | |
| return boundingRect.size.height | |
| } | |
| func heightOfAttributedString(_ attributedString: NSAttributedString, fitting width: CGFloat) -> CGFloat { | |
| let constraintRect = CGSize(width: width, height: CGFloat.greatestFiniteMagnitude) | |
| let boundingRect = attributedString.boundingRect(with: constraintRect, | |
| options: [.usesLineFragmentOrigin, .usesFontLeading], | |
| context: nil) | |
| return boundingRect.size.height | |
| } |
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