merging files and removing Base file on previous revert

Sources/iOS/Base.swift

-//
-//  Base.swift
-//  Material
-//
-//  Created by Orkhan Alikhanov on 8/29/17.
-//  Copyright © 2017 BiAtoms. All rights reserved.
-//
-
-import UIKit
-
-class Base: UIControl {
-    let titleLabel = UILabel()
-    override init(frame: CGRect) {
-        super.init(frame: frame)
-        prepare()
-    }
-    
-    required init?(coder aDecoder: NSCoder) {
-        super.init(coder: aDecoder)
-        prepare()
-    }
-    
-    let iconLayer = CALayer()
-    var selectedColor = UIColor(red: 0.25, green: 0.32, blue: 0.71, alpha: 1.0)
-    var normalColor = UIColor.gray
-    
-    func prepare() {
-        layer.addSublayer(iconLayer)
-        self.addTarget(self, action: #selector(didTap), for: .touchUpInside)
-        
-        beforeFirstAnimation()
-        firstAnimation()
-        beforeSecondAnimation()
-        secondAnimation()
-    }
-
-    @objc
-    func didTap() {
-        self.isSelected = !self.isSelected
-        self.animate()
-    }
-    
-    var sideLength: CGFloat { return frame.height }
-    
-    override var intrinsicContentSize: CGSize { return CGSize(width: 132, height: 132) }
-    
-    func beforeFirstAnimation() {}
-    func firstAnimation() {}
-    
-    func beforeSecondAnimation() {}
-    func secondAnimation() {}
-    
-    var isAnimating = false
-    
-    let totalDuration: TimeInterval = 0.5
-    let delayFactor: TimeInterval = 0.33
-    var duration: TimeInterval { return totalDuration / (1.0 + delayFactor + 1.0) }
-    func animate() {
-        beforeFirstAnimation()
-        CATransaction.animate(withDuration: duration,
-                              timingFunction: .easeInOut,
-                              animations: {
-                                self.isAnimating = true
-                                self.firstAnimation()
-        }) {
-            CATransaction.performWithoutAnimation {
-                self.beforeSecondAnimation()
-            }
-            CATransaction.animate(withDuration: self.duration,
-                                  delay: self.duration * self.delayFactor,
-                                  timingFunction: .easeInOut,
-                                  animations: {
-                                    self.secondAnimation()
-            }, completion: { self.isAnimating = false })
-        }
-    }
-    
-    override func layoutSubviews() {
-        super.layoutSubviews()
-        let size = CGSize(width: sideLength, height: sideLength)
-        self.iconLayer.frame.size = size
-   }
-}