DecomposingViewControllerAnimations_ClassForAnimations

DecomposingViewControllerAnimations_ClassForAnimations.swift

//  Created by Vladyslav Semenchenko on 09/04/2017.
//  Copyright © 2017 Vladyslav Semenchenko. All rights reserved.

import UIKit

class InitialViewControllerAnimations: NSObject {
    class func animateLoginPresentation(imageHorizontalConstraint: NSLayoutConstraint, controlsContainer: UIView) {
        imageHorizontalConstraint.constant = -150
        UIView.animate(withDuration: 0.7, delay: 0.5, options: .curveEaseInOut, animations: {
            AnimationHelper.currentViewController()?.view.layoutIfNeeded()
        }) { _ in }
        
        UIView.animate(withDuration: 0.3, delay: 1.0, options: .curveLinear, animations: {
            controlsContainer.alpha = 1.0
        }) { _ in }
    }
}