LONDON-IOS/GME Remit/Extensions/UILabel+Ext.swift

//
//  UIButton_Ext.swift
//  GME Remit
//
//  Created by InKwon James Kim on 2019/11/28.
//  Copyright © 2019 Gobal Money Express Co. Ltd. All rights reserved.
//

import UIKit

extension UILabel {
  func adjustsFontSizeToFitWidth(_ boolean: Bool, scale: CGFloat) {
    minimumScaleFactor = scale
    adjustsFontSizeToFitWidth = boolean
  }
  
  func setLineSpacing(lineSpacing: CGFloat = 0.0, lineHeightMultiple: CGFloat = 0.0) {
    
    guard let labelText = self.text else { return }
    
    let paragraphStyle = NSMutableParagraphStyle()
    paragraphStyle.lineSpacing = lineSpacing
    paragraphStyle.lineHeightMultiple = lineHeightMultiple
    
    let attributedString:NSMutableAttributedString
    if let labelattributedText = self.attributedText {
      attributedString = NSMutableAttributedString(attributedString: labelattributedText)
    } else {
      attributedString = NSMutableAttributedString(string: labelText)
    }

    attributedString.addAttribute(
      NSAttributedString.Key.paragraphStyle,
      value:paragraphStyle,
      range: NSMakeRange(0, attributedString.length)
    )
    
    self.attributedText = attributedString
  }
  
}