Loading indicator - default and. third party lib. NVActivityIndicatorView

gistfile1.txt

//Default 
import Foundation
import UIKit

 class LoaingView:UIView {

     public static let shared = LoaingView()
     
     private var indicator:UIActivityIndicatorView = {
         
         let indicator = UIActivityIndicatorView()
         indicator.color = .black
         indicator.backgroundColor = .gray.withAlphaComponent(0.5)
         indicator.style = .large
         indicator.translatesAutoresizingMaskIntoConstraints = false
         return indicator
     }()
     
     
     func startAnimating(_ loadView:UIView) {
         self.indicator.startAnimating()
         loadView.addSubview(self.indicator)
         indicator.topAnchor.constraint(equalTo: loadView.topAnchor,constant: 0).isActive = true
         indicator.bottomAnchor.constraint(equalTo: loadView.bottomAnchor,constant: 0).isActive = true
         indicator.leftAnchor.constraint(equalTo: loadView.leftAnchor,constant: 0).isActive = true
         indicator.rightAnchor.constraint(equalTo: loadView.rightAnchor,constant: 0).isActive = true
         indicator.bringSubviewToFront(loadView)
     }
     
     func stopAnimating() {
         indicator.stopAnimating()
         indicator.removeFromSuperview()
     }
 }
 
 
 
 
 ////////////NVActivityIndicatorView
 pod 'NVActivityIndicatorView'
 
import Foundation
import UIKit
import NVActivityIndicatorView


class LoaingView:UIView {

    public static let shared = LoaingView()
    
    var backgroundView = UIView()
    
    private var indicator:NVActivityIndicatorView = {
        let indicator = NVActivityIndicatorView(frame: CGRect.init(x: 0, y: 0, width: 50, height: 50),type: .ballRotateChase, color: .white,padding: 50)
//        indicator.backgroundColor = .gray.withAlphaComponent(0.5)
        indicator.translatesAutoresizingMaskIntoConstraints = false
        return indicator
    }()
    
    
    func startAnimating(_ loadView:UIView) {
        self.indicator.startAnimating()
        loadView.addSubview(self.backgroundView)
        self.backgroundView.frame = loadView.frame
        backgroundView.backgroundColor = .gray.withAlphaComponent(0.5)
        
        backgroundView.addSubview(self.indicator)
        indicator.centerYAnchor.constraint(equalToSystemSpacingBelow: self.backgroundView.centerYAnchor, multiplier: 0).isActive = true
        indicator.centerXAnchor.constraint(equalToSystemSpacingAfter: self.backgroundView.centerXAnchor, multiplier: 0).isActive = true
        indicator.widthAnchor.constraint(equalToConstant: 50).isActive  = true
        indicator.heightAnchor.constraint(equalToConstant: 50).isActive = true
        
        backgroundView.bringSubviewToFront(loadView)
    }
    
    func stopAnimating() {
        DispatchQueue.main.async {
            self.indicator.stopAnimating()
            self.indicator.removeFromSuperview()
            self.backgroundView.removeFromSuperview()
        }
    }
}