paiai_ios/PaiAi/PaiaiUIKit/Reusable/UIKit/AlertViewController/AlertAnimator.swift

//
//  AlertAnimator.swift
//  PaiAi
//
//  Created by FFIB on 2018/12/17.
//  Copyright © 2018 FFIB. All rights reserved.
//

import UIKit

public struct AlertAnimator: PresentAnimatable {

    public init() {}

    public func contentViewAppearAnimation(duration: TimeInterval, in view: UIView) {
        let animation = CABasicAnimation(keyPath: "transform.scale")

        animation.toValue = 1
        animation.fromValue = 0
        animation.duration = duration
        animation.isRemovedOnCompletion = true

        view.layer.add(animation, forKey: nil)
    }

    public func contentViewDisappearAnimation(duration: TimeInterval, in view: UIView) {
        let animation = CAKeyframeAnimation(keyPath: "transform.scale")

        animation.values = [1, 1.1, 0]
        animation.duration = duration
        animation.isRemovedOnCompletion = false
        animation.fillMode = .forwards

        view.layer.add(animation, forKey: nil)
    }
}