Update to 1.1.6

- Fix layout for SPStorkController
- Add extenshion for `CGRect` static var `displayFrame`. It is rect for screen size
- Set clear background color for `SPStorkIndicatorView`

Example/stork-controller/Frameworks/SPStorkController/SPStorkController.swift

@@ -0,0 +1,62 @@
+// The MIT License (MIT)
+// Copyright © 2017 Ivan Vorobei (hello@ivanvorobei.by)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+import UIKit
+
+public struct SPStorkController {
+    
+    static public func scrollViewDidScroll(_ scrollView: UIScrollView) {
+        if let controller = self.controller(for: scrollView) {
+            if let presentationController = controller.presentationController as? SPStorkPresentationController {
+                let translation = -(scrollView.contentOffset.y + scrollView.contentInset.top)
+                if translation >= 0 {
+                    scrollView.subviews.forEach {
+                        $0.transform = CGAffineTransform(translationX: 0, y: -translation)
+                    }
+                    if presentationController.pan?.state != UIGestureRecognizer.State.changed {
+                        presentationController.scrollViewDidScroll(translation)
+                    }
+                } else {
+                    presentationController.scrollViewDidScroll(0)
+                }
+            }
+        }
+    }
+    
+    static private func controller(for view: UIView) -> UIViewController? {
+        var nextResponder = view.next
+        while nextResponder != nil && !(nextResponder! is UIViewController) {
+            nextResponder = nextResponder!.next
+        }
+        return nextResponder as? UIViewController
+    }
+    
+    private init() {}
+}
+
+extension UIViewController {
+    
+    var isPresentedAsStork: Bool {
+        return transitioningDelegate is SPStorkTransitioningDelegate
+            && modalPresentationStyle == .custom
+            && presentingViewController != nil
+    }
+}

Example/stork-controller/Frameworks/SPStorkController/SPStorkDismissingAnimationController.swift

@@ -28,7 +28,7 @@ final class SPStorkDismissingAnimationController: NSObject, UIViewControllerAnim
         guard let presentedViewController = transitionContext.viewController(forKey: .from) else {
             return
         }
-        
+
         let containerView = transitionContext.containerView
         let offscreenFrame = CGRect(x: 0, y: containerView.bounds.height, width: containerView.bounds.width, height: containerView.bounds.height)
         
@@ -41,7 +41,7 @@ final class SPStorkDismissingAnimationController: NSObject, UIViewControllerAnim
             animations: {
                 presentedViewController.view.frame = offscreenFrame
         }) { finished in
-            transitionContext.completeTransition(finished)
+                transitionContext.completeTransition(finished)
         }
     }
     

Example/stork-controller/Frameworks/SPStorkController/SPStorkIndicatorView.swift

@@ -27,16 +27,16 @@ class SPStorkIndicatorView: UIView {
         didSet {
             switch self.style {
             case .line:
-                SPAnimationSpring.animate(0.5, animations: {
+                self.animate {
                     self.leftView.transform = .identity
                     self.rightView.transform = .identity
-                }, options: .curveEaseOut)
+                }
             case .arrow:
-                SPAnimationSpring.animate(0.5, animations: {
+                self.animate {
                     let angle = CGFloat(20 * Float.pi / 180)
                     self.leftView.transform = CGAffineTransform.init(rotationAngle: angle)
                     self.rightView.transform = CGAffineTransform.init(rotationAngle: -angle)
-                }, options: .curveEaseOut)
+                }
             }
             
         }
@@ -47,32 +47,37 @@ class SPStorkIndicatorView: UIView {
     
     init() {
         super.init(frame: .zero)
+        self.backgroundColor = UIColor.clear
         self.addSubview(self.leftView)
         self.addSubview(self.rightView)
-        self.leftView.backgroundColor = UIColor.init(hex: "CAC9CF")
-        self.rightView.backgroundColor = UIColor.init(hex: "CAC9CF")
+        self.leftView.backgroundColor = UIColor.init(red: 202/255, green: 201/255, blue: 207/255, alpha: 1)
+        self.rightView.backgroundColor = UIColor.init(red: 202/255, green: 201/255, blue: 207/255, alpha: 1)
     }
     
     required init?(coder aDecoder: NSCoder) {
         fatalError("init(coder:) has not been implemented")
     }
 
-    
     override func sizeToFit() {
         super.sizeToFit()
-        self.setWidth(36)
-        self.setHeight(13)
+        self.frame = CGRect.init(x: self.frame.origin.x, y: self.frame.origin.y, width: 36, height: 13)
         
         let height: CGFloat = 5
         let correction = height / 2
         
         self.leftView.frame = CGRect.init(x: 0, y: 0, width: self.frame.width / 2 + correction, height: height)
         self.leftView.center.y = self.frame.height / 2
-        self.leftView.round()
+        self.leftView.layer.cornerRadius = min(self.leftView.frame.width, self.leftView.frame.height) / 2
         
         self.rightView.frame = CGRect.init(x: self.frame.width / 2 - correction, y: 0, width: self.frame.width / 2 + correction, height: height)
         self.rightView.center.y = self.frame.height / 2
-        self.rightView.round()
+        self.rightView.layer.cornerRadius = min(self.leftView.frame.width, self.leftView.frame.height) / 2
+    }
+    
+    private func animate(animations: @escaping (() -> Void)) {
+        UIView.animate(withDuration: 0.5, delay: 0, usingSpringWithDamping: 1, initialSpringVelocity: 1, options: [.beginFromCurrentState, .curveEaseOut], animations: {
+            animations()
+        })
     }
     
     enum Style {

Example/stork-controller/Frameworks/SPStorkController/SPStorkPresentationController.swift

@@ -0,0 +1,396 @@
+// The MIT License (MIT)
+// Copyright © 2017 Ivan Vorobei (hello@ivanvorobei.by)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+import UIKit
+
+class SPStorkPresentationController: UIPresentationController, UIGestureRecognizerDelegate {
+    
+    var isSwipeToDismissEnabled: Bool = true
+    var showIndicator: Bool = true
+    var transitioningDelegate: SPStorkTransitioningDelegate?
+    var pan: UIPanGestureRecognizer?
+    
+    private var indicatorView = SPStorkIndicatorView()
+    private var gradeView: UIView = UIView()
+    private let snapshotViewContainer = UIView()
+    private var snapshotView: UIView?
+    private let backgroundView = UIView()
+    
+    private var snapshotViewTopConstraint: NSLayoutConstraint?
+    private var snapshotViewWidthConstraint: NSLayoutConstraint?
+    private var snapshotViewAspectRatioConstraint: NSLayoutConstraint?
+    private var workGester: Bool = false
+    private var startDismissing: Bool = false
+    
+    private var topSpace: CGFloat {
+        let statusBarHeight: CGFloat = UIApplication.shared.statusBarFrame.height
+        return (statusBarHeight < 25) ? 30 : statusBarHeight
+    }
+    
+    private var alpha: CGFloat {
+        return 0.51
+    }
+    
+    private var cornerRadius: CGFloat {
+        return 10
+    }
+    
+    private var scaleForPresentingView: CGFloat {
+        guard let containerView = containerView else { return 0 }
+        let factor = 1 - (topSpace * 2 / containerView.frame.height)
+        return factor
+    }
+    
+    override var frameOfPresentedViewInContainerView: CGRect {
+        guard let containerView = containerView else { return .zero }
+        let yOffset: CGFloat = topSpace + 13
+        return CGRect(x: 0, y: yOffset, width: containerView.bounds.width, height: containerView.bounds.height - yOffset)
+    }
+    
+    override func presentationTransitionWillBegin() {
+        super.presentationTransitionWillBegin()
+        
+        guard let containerView = self.containerView, let presentedView = self.presentedView, let window = containerView.window  else { return }
+        
+        if self.showIndicator {
+            presentedView.addSubview(self.indicatorView)
+        }
+        self.updateLayoutIndicator()
+        self.indicatorView.style = .arrow
+        self.gradeView.alpha = 0
+        
+        let initialFrame: CGRect = presentingViewController.isPresentedAsStork ? presentingViewController.view.frame : containerView.bounds
+        
+        containerView.insertSubview(self.snapshotViewContainer, belowSubview: presentedViewController.view)
+        self.snapshotViewContainer.frame = initialFrame
+        self.updateSnapshot()
+        self.backgroundView.backgroundColor = UIColor.black
+        self.backgroundView.translatesAutoresizingMaskIntoConstraints = false
+        containerView.insertSubview(self.backgroundView, belowSubview: self.snapshotViewContainer)
+        NSLayoutConstraint.activate([
+            self.backgroundView.topAnchor.constraint(equalTo: window.topAnchor),
+            self.backgroundView.leftAnchor.constraint(equalTo: window.leftAnchor),
+            self.backgroundView.rightAnchor.constraint(equalTo: window.rightAnchor),
+            self.backgroundView.bottomAnchor.constraint(equalTo: window.bottomAnchor)
+        ])
+        
+        let transformForSnapshotView = CGAffineTransform.identity
+            .translatedBy(x: 0, y: -snapshotViewContainer.frame.origin.y)
+            .translatedBy(x: 0, y: self.topSpace)
+            .translatedBy(x: 0, y: -snapshotViewContainer.frame.height / 2)
+            .scaledBy(x: scaleForPresentingView, y: scaleForPresentingView)
+            .translatedBy(x: 0, y: snapshotViewContainer.frame.height / 2)
+        
+        self.addCornerRadiusAnimation(for: self.snapshotView, cornerRadius: self.cornerRadius, duration: 0.6)
+        self.snapshotView?.layer.masksToBounds = true
+        if #available(iOS 11.0, *) {
+            presentedView.layer.maskedCorners = [.layerMinXMinYCorner, .layerMaxXMinYCorner]
+        }
+        presentedView.layer.cornerRadius = self.cornerRadius
+        presentedView.layer.masksToBounds = true
+        
+        var rootSnapshotView: UIView?
+        var rootSnapshotRoundedView: UIView?
+        
+        if presentingViewController.isPresentedAsStork {
+            guard let rootController = presentingViewController.presentingViewController, let snapshotView = rootController.view.snapshotView(afterScreenUpdates: false) else { return }
+            
+            containerView.insertSubview(snapshotView, aboveSubview: self.backgroundView)
+            snapshotView.frame = initialFrame
+            snapshotView.transform = transformForSnapshotView
+            snapshotView.alpha = self.alpha
+            snapshotView.layer.cornerRadius = self.cornerRadius
+            snapshotView.layer.masksToBounds = true
+            rootSnapshotView = snapshotView
+            
+            let snapshotRoundedView = UIView()
+            snapshotRoundedView.layer.cornerRadius = self.cornerRadius
+            snapshotRoundedView.layer.masksToBounds = true
+            containerView.insertSubview(snapshotRoundedView, aboveSubview: snapshotView)
+            snapshotRoundedView.frame = initialFrame
+            snapshotRoundedView.transform = transformForSnapshotView
+            rootSnapshotRoundedView = snapshotRoundedView
+        }
+        
+        presentedViewController.transitionCoordinator?.animate(
+            alongsideTransition: { [weak self] context in
+                guard let `self` = self else { return }
+                self.snapshotView?.transform = transformForSnapshotView
+                self.gradeView.alpha = self.alpha
+            }, completion: { _ in
+                self.snapshotView?.transform = .identity
+                rootSnapshotView?.removeFromSuperview()
+                rootSnapshotRoundedView?.removeFromSuperview()
+        })
+    }
+    
+    override func presentationTransitionDidEnd(_ completed: Bool) {
+        super.presentationTransitionDidEnd(completed)
+        guard let containerView = containerView else { return }
+        self.presentedViewController.view.frame = self.frameOfPresentedViewInContainerView
+        self.snapshotViewContainer.transform = .identity
+        self.snapshotViewContainer.translatesAutoresizingMaskIntoConstraints = false
+        self.snapshotViewContainer.centerXAnchor.constraint(equalTo: containerView.centerXAnchor).isActive = true
+        self.updateSnapshotAspectRatio()
+        
+        if self.isSwipeToDismissEnabled {
+            self.pan = UIPanGestureRecognizer(target: self, action: #selector(handlePan))
+            self.pan!.delegate = self
+            self.pan!.maximumNumberOfTouches = 1
+            self.pan!.cancelsTouchesInView = false
+            self.presentedViewController.view.addGestureRecognizer(self.pan!)
+        }
+    }
+    
+    override func dismissalTransitionWillBegin() {
+        super.dismissalTransitionWillBegin()
+        guard let containerView = containerView else { return }
+        self.startDismissing = true
+        
+        let initialFrame: CGRect = presentingViewController.isPresentedAsStork ? presentingViewController.view.frame : containerView.bounds
+
+        let initialTransform = CGAffineTransform.identity
+            .translatedBy(x: 0, y: -initialFrame.origin.y)
+            .translatedBy(x: 0, y: self.topSpace)
+            .translatedBy(x: 0, y: -initialFrame.height / 2)
+            .scaledBy(x: scaleForPresentingView, y: scaleForPresentingView)
+            .translatedBy(x: 0, y: initialFrame.height / 2)
+        
+        self.snapshotViewTopConstraint?.isActive = false
+        self.snapshotViewWidthConstraint?.isActive = false
+        self.snapshotViewAspectRatioConstraint?.isActive = false
+        self.snapshotViewContainer.translatesAutoresizingMaskIntoConstraints = true
+        self.snapshotViewContainer.frame = initialFrame
+        self.snapshotViewContainer.transform = initialTransform
+        
+        let finalCornerRadius = presentingViewController.isPresentedAsStork ? self.cornerRadius : 0
+        let finalTransform: CGAffineTransform = .identity
+        
+        self.addCornerRadiusAnimation(for: self.snapshotView, cornerRadius: finalCornerRadius, duration: 0.6)
+        
+        var rootSnapshotView: UIView?
+        var rootSnapshotRoundedView: UIView?
+        
+        if presentingViewController.isPresentedAsStork {
+            guard let rootController = presentingViewController.presentingViewController, let snapshotView = rootController.view.snapshotView(afterScreenUpdates: false) else { return }
+            
+            containerView.insertSubview(snapshotView, aboveSubview: backgroundView)
+            snapshotView.frame = initialFrame
+            snapshotView.transform = initialTransform
+            rootSnapshotView = snapshotView
+            snapshotView.layer.cornerRadius = self.cornerRadius
+            snapshotView.layer.masksToBounds = true
+            
+            let snapshotRoundedView = UIView()
+            snapshotRoundedView.layer.cornerRadius = self.cornerRadius
+            snapshotRoundedView.layer.masksToBounds = true
+            snapshotRoundedView.backgroundColor = UIColor.black.withAlphaComponent(1 - self.alpha)
+            containerView.insertSubview(snapshotRoundedView, aboveSubview: snapshotView)
+            snapshotRoundedView.frame = initialFrame
+            snapshotRoundedView.transform = initialTransform
+            rootSnapshotRoundedView = snapshotRoundedView
+        }
+        
+        presentedViewController.transitionCoordinator?.animate(
+            alongsideTransition: { [weak self] context in
+                guard let `self` = self else { return }
+                self.snapshotView?.transform = .identity
+                self.snapshotViewContainer.transform = finalTransform
+                self.gradeView.alpha = 0
+            }, completion: { _ in
+                rootSnapshotView?.removeFromSuperview()
+                rootSnapshotRoundedView?.removeFromSuperview()
+        })
+    }
+    
+    override func dismissalTransitionDidEnd(_ completed: Bool) {
+        super.dismissalTransitionDidEnd(completed)
+        guard let containerView = containerView else { return }
+        
+        self.backgroundView.removeFromSuperview()
+        self.snapshotView?.removeFromSuperview()
+        self.snapshotViewContainer.removeFromSuperview()
+        
+        let offscreenFrame = CGRect(x: 0, y: containerView.bounds.height, width: containerView.bounds.width, height: containerView.bounds.height)
+        presentedViewController.view.frame = offscreenFrame
+        presentedViewController.view.transform = .identity
+    }
+}
+
+extension SPStorkPresentationController {
+    
+    @objc func handlePan(gestureRecognizer: UIPanGestureRecognizer) {
+        guard gestureRecognizer.isEqual(pan), self.isSwipeToDismissEnabled else { return }
+        
+        switch gestureRecognizer.state {
+        case .began:
+            self.workGester = true
+            self.indicatorView.style = .line
+            self.presentingViewController.view.layer.removeAllAnimations()
+            gestureRecognizer.setTranslation(CGPoint(x: 0, y: 0), in: containerView)
+        case .changed:
+            self.workGester = true
+            if self.isSwipeToDismissEnabled {
+                let translation = gestureRecognizer.translation(in: presentedView)
+                self.updatePresentedViewForTranslation(inVerticalDirection: translation.y)
+            } else {
+                gestureRecognizer.setTranslation(.zero, in: presentedView)
+            }
+        case .ended:
+            self.workGester = false
+            let translation = gestureRecognizer.translation(in: presentedView).y
+            if translation >= 240 {
+                presentedViewController.dismiss(animated: true, completion: nil)
+            } else {
+                self.indicatorView.style = .arrow
+                UIView.animate(
+                    withDuration: 0.6,
+                    delay: 0,
+                    usingSpringWithDamping: 1,
+                    initialSpringVelocity: 1,
+                    options: [.curveEaseOut, .allowUserInteraction],
+                    animations: {
+                        self.snapshotView?.transform = .identity
+                        self.presentedView?.transform = .identity
+                        self.gradeView.alpha = self.alpha
+                })
+            }
+        default:
+            break
+        }
+    }
+    
+    func scrollViewDidScroll(_ translation: CGFloat) {
+        if !self.workGester {
+            self.updatePresentedViewForTranslation(inVerticalDirection: translation)
+        }
+    }
+    
+    private func updatePresentedViewForTranslation(inVerticalDirection translation: CGFloat) {
+        if self.startDismissing { return }
+        
+        let elasticThreshold: CGFloat = 120
+        let translationFactor: CGFloat = 1 / 2
+        
+        if translation >= 0 {
+            let translationForModal: CGFloat = {
+                if translation >= elasticThreshold {
+                    let frictionLength = translation - elasticThreshold
+                    let frictionTranslation = 30 * atan(frictionLength / 120) + frictionLength / 10
+                    return frictionTranslation + (elasticThreshold * translationFactor)
+                } else {
+                    return translation * translationFactor
+                }
+            }()
+            
+            self.presentedView?.transform = CGAffineTransform(translationX: 0, y: translationForModal)
+            
+            let factor = 1 + (translationForModal / 6000)
+            self.snapshotView?.transform = CGAffineTransform.init(scaleX: factor, y: factor)
+            self.gradeView.alpha = self.alpha - ((factor - 1) * 15)
+        }
+    }
+}
+
+extension SPStorkPresentationController {
+    
+    override func containerViewWillLayoutSubviews() {
+        super.containerViewWillLayoutSubviews()
+        guard let containerView = containerView else { return }
+        self.updateSnapshotAspectRatio()
+        if presentedViewController.view.isDescendant(of: containerView) {
+            UIView.animate(withDuration: 0.1) { [weak self] in
+                guard let `self` = self else { return }
+                self.presentedViewController.view.frame = self.frameOfPresentedViewInContainerView
+            }
+        }
+    }
+    
+    override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
+        super.viewWillTransition(to: size, with: coordinator)
+        coordinator.animate(alongsideTransition: { contex in
+            self.updateLayoutIndicator()
+        }, completion: { [weak self] _ in
+            self?.updateSnapshotAspectRatio()
+            self?.updateSnapshot()
+        })
+    }
+    
+    private func updateLayoutIndicator() {
+        guard let presentedView = self.presentedView else { return }
+        self.indicatorView.style = .line
+        self.indicatorView.sizeToFit()
+        self.indicatorView.frame.origin.y = 12
+        self.indicatorView.center.x = presentedView.frame.width / 2
+    }
+    
+    private func updateSnapshot() {
+        guard let currentSnapshotView = presentingViewController.view.snapshotView(afterScreenUpdates: true) else { return }
+        self.snapshotView?.removeFromSuperview()
+        self.snapshotViewContainer.addSubview(currentSnapshotView)
+        self.constraints(view: currentSnapshotView, to: self.snapshotViewContainer)
+        self.snapshotView = currentSnapshotView
+        self.gradeView.removeFromSuperview()
+        self.gradeView.backgroundColor = UIColor.black
+        self.snapshotView!.addSubview(self.gradeView)
+        self.constraints(view: self.gradeView, to: self.snapshotView!)
+    }
+    
+    private func updateSnapshotAspectRatio() {
+        guard let containerView = containerView, snapshotViewContainer.translatesAutoresizingMaskIntoConstraints == false else { return }
+        
+        self.snapshotViewTopConstraint?.isActive = false
+        self.snapshotViewWidthConstraint?.isActive = false
+        self.snapshotViewAspectRatioConstraint?.isActive = false
+        
+        let snapshotReferenceSize = presentingViewController.view.frame.size
+        let aspectRatio = snapshotReferenceSize.width / snapshotReferenceSize.height
+        
+        self.snapshotViewTopConstraint = snapshotViewContainer.topAnchor.constraint(equalTo: containerView.topAnchor, constant: self.topSpace)
+        self.snapshotViewWidthConstraint = snapshotViewContainer.widthAnchor.constraint(equalTo: containerView.widthAnchor, multiplier: scaleForPresentingView)
+        self.snapshotViewAspectRatioConstraint = snapshotViewContainer.widthAnchor.constraint(equalTo: snapshotViewContainer.heightAnchor, multiplier: aspectRatio)
+        
+        self.snapshotViewTopConstraint?.isActive = true
+        self.snapshotViewWidthConstraint?.isActive = true
+        self.snapshotViewAspectRatioConstraint?.isActive = true
+    }
+    
+    private func constraints(view: UIView, to superView: UIView) {
+        view.translatesAutoresizingMaskIntoConstraints = false
+        NSLayoutConstraint.activate([
+            view.topAnchor.constraint(equalTo: superView.topAnchor),
+            view.leftAnchor.constraint(equalTo: superView.leftAnchor),
+            view.rightAnchor.constraint(equalTo: superView.rightAnchor),
+            view.bottomAnchor.constraint(equalTo: superView.bottomAnchor)
+        ])
+    }
+    
+    private func addCornerRadiusAnimation(for view: UIView?, cornerRadius: CGFloat, duration: CFTimeInterval) {
+        guard let view = view else { return }
+        let animation = CABasicAnimation(keyPath:"cornerRadius")
+        animation.timingFunction = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeOut)
+        animation.fromValue = view.layer.cornerRadius
+        animation.toValue = cornerRadius
+        animation.duration = duration
+        view.layer.add(animation, forKey: "cornerRadius")
+        view.layer.cornerRadius = cornerRadius
+    }
+}

Example/stork-controller/Frameworks/SPStorkController/SPStorkPresentingAnimationController.swift

@@ -24,9 +24,11 @@ import UIKit
 final class SPStorkPresentingAnimationController: NSObject, UIViewControllerAnimatedTransitioning {
 
     func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
+        
         guard let presentedViewController = transitionContext.viewController(forKey: .to) else {
             return
         }
+        
         let containerView = transitionContext.containerView
         containerView.addSubview(presentedViewController.view)
         presentedViewController.view.frame = CGRect(x: 0, y: containerView.bounds.height, width: containerView.bounds.width, height: containerView.bounds.height)

Example/stork-controller/Frameworks/SPStorkController/SPStorkTransitioningDelegate.swift

@@ -23,6 +23,9 @@ import UIKit
 
 public final class SPStorkTransitioningDelegate: NSObject, UIViewControllerTransitioningDelegate {
     
+    public var isSwipeToDismissEnabled: Bool = true
+    public var showIndicator: Bool = true
+    
     public func presentationController(forPresented presented: UIViewController, presenting: UIViewController?, source: UIViewController) -> UIPresentationController? {
         let controller = SPStorkPresentationController(presentedViewController: presented, presenting: presenting)
         controller.transitioningDelegate = self

Example/stork-controller/Frameworks/SparrowKit/App/SPApp.swift

@@ -21,38 +21,40 @@
 
 import UIKit
 
-extension UIBezierPath {
+struct SPApp {
     
-    func resizeTo(width: CGFloat) {
-        let currentWidth = self.bounds.width
-        let relativeFactor = width / currentWidth
-        self.apply(CGAffineTransform(scaleX: relativeFactor, y: relativeFactor))
+    static var udid: String? {
+        return UIDevice.current.identifierForVendor?.uuidString
     }
     
-    func convertToImage(fill: Bool, stroke: Bool, color: UIColor = .black) -> UIImage {
-        UIGraphicsBeginImageContextWithOptions(CGSize(width: self.bounds.width, height: self.bounds.height), false, 0.0)
-        let context = UIGraphicsGetCurrentContext()
-        context!.setStrokeColor(color.cgColor)
-        context!.setFillColor(color.cgColor)
-        if stroke {
-            self.stroke()
+    static var displayName: String? {
+        return Bundle.main.object(forInfoDictionaryKey: "CFBundleDisplayName") as? String
+    }
+    
+    static var rootController: UIViewController? {
+        return UIApplication.shared.keyWindow?.rootViewController
+    }
+    
+    static func set(rootController: UIViewController, animatable: Bool = true) {
+        
+        rootController.view.frame = UIScreen.main.bounds
+        
+        let replaceRootViewController = {
+            UIApplication.shared.keyWindow?.rootViewController = rootController
         }
-        if fill {
-           self.fill()
+        
+        if animatable {
+            UIView.transition(
+                with: UIApplication.shared.keyWindow ?? UIWindow(),
+                duration: 0.5,
+                options: UIView.AnimationOptions.transitionCrossDissolve,
+                animations: {
+                    replaceRootViewController()
+            }, completion: nil)
+        } else {
+            replaceRootViewController()
         }
-        let image = UIGraphicsGetImageFromCurrentImageContext()
-        UIGraphicsEndImageContext()
-        return image!
-    }
-}
-
-public struct SPBezierPath {
-    
-    public static func setContext() {
-        UIGraphicsBeginImageContextWithOptions(CGSize(width: 1, height: 1), false, 0)
     }
     
-    public static func endContext() {
-        UIGraphicsEndImageContext()
-    }
+    private init() {}
 }

Example/stork-controller/Frameworks/SparrowKit/Biometric/SPLocalAuthentication.swift

@@ -0,0 +1,60 @@
+// The MIT License (MIT)
+// Copyright © 2017 Ivan Vorobei (hello@ivanvorobei.by)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+import UIKit
+import LocalAuthentication
+
+struct SPLocalAuthentication {
+    
+    static var isEnable: Bool {
+        let context = LAContext()
+        var error: NSError?
+        if context.canEvaluatePolicy(.deviceOwnerAuthenticationWithBiometrics, error: &error) {
+            return true
+        } else {
+            if context.canEvaluatePolicy(.deviceOwnerAuthentication, error: &error) {
+                return true
+            } else {
+                return false
+            }
+        }
+    }
+    
+    static func request(reason: String, complecton: @escaping (Bool)->()) {
+        let context = LAContext()
+        var error: NSError?
+        if context.canEvaluatePolicy(.deviceOwnerAuthenticationWithBiometrics, error: &error) {
+            context.evaluatePolicy(.deviceOwnerAuthenticationWithBiometrics, localizedReason: reason) { success, error in
+                DispatchQueue.main.async { complecton(success) }
+            }
+        } else {
+            if context.canEvaluatePolicy(.deviceOwnerAuthentication, error: &error) {
+                context.evaluatePolicy(.deviceOwnerAuthentication, localizedReason: reason) { success, error in
+                    DispatchQueue.main.async { complecton(success) }
+                }
+            } else {
+                complecton(false)
+            }
+        }
+    }
+    
+    private init() {}
+}

Example/stork-controller/Frameworks/SparrowKit/Constraints/SPConstraints.swift

@@ -21,14 +21,18 @@
 
 import UIKit
 
-extension UITableViewController {
+public struct SPConstraints {
     
-    func refreshManually() {
-        self.refreshControl?.beginRefreshing()
-        self.tableView.setContentOffset(
-            CGPoint.init(
-                x: 0,
-                y: self.tableView.contentOffset.y - (self.refreshControl?.frame.size.height  ?? 0)
-        ), animated: true)
+    static func setEqualSize(_ view: UIView, superVuew: UIView) {
+        view.translatesAutoresizingMaskIntoConstraints = false
+        NSLayoutConstraint.activate([
+            view.topAnchor.constraint(equalTo: superVuew.topAnchor),
+            view.leftAnchor.constraint(equalTo: superVuew.leftAnchor),
+            view.rightAnchor.constraint(equalTo: superVuew.rightAnchor),
+            view.bottomAnchor.constraint(equalTo: superVuew.bottomAnchor)
+        ])
     }
 }
+
+
+       

Example/stork-controller/Frameworks/SparrowKit/Device/SPDevice.swift

@@ -24,11 +24,11 @@ import UIKit
 struct SPDevice {
     
     static var isIphone: Bool {
-        return UIDevice.current.isIphone
+        return UIDevice.current.userInterfaceIdiom == .phone
     }
     
     static var isIpad: Bool {
-        return UIDevice.current.isIpad
+        return UIDevice.current.userInterfaceIdiom == .pad
     }
     
     struct Orientation {

Example/stork-controller/Frameworks/SparrowKit/Downloader/SPDownloader.swift

@@ -30,6 +30,7 @@ struct SPDownloader {
             }
             return
         }
+        
         URLSession.shared.dataTask(with: url) { (data, response, error) in
             guard
                 let httpURLResponse = response as? HTTPURLResponse, httpURLResponse.statusCode == 200,
@@ -47,6 +48,8 @@ struct SPDownloader {
             }
             }.resume()
     }
+    
+    private init() {}
 }
 
 

Example/stork-controller/Frameworks/SparrowKit/Extension/SPArrayExtension.swift

@@ -23,10 +23,8 @@ import Foundation
 
 extension Array {
     
-    func takeElements(count: Int) -> Array {
-        if (count < self.count) {
-            return Array(self[0..<count])
-        }
+    func get(count: Int) -> Array {
+        if (count < self.count) { return Array(self[0..<count]) }
         return Array(self)
     }
 }
@@ -35,11 +33,8 @@ extension Array where Element: Equatable {
     
     mutating func removeDuplicates() {
         var result = [Element]()
-        
         for value in self {
-            if result.contains(value) == false {
-                result.append(value)
-            }
+            if result.contains(value) == false { result.append(value) }
         }
         self = result
     }
@@ -48,9 +43,7 @@ extension Array where Element: Equatable {
 extension Array where Element: Hashable {
     
     func after(item: Element) -> Element? {
-        if let index = self.index(of: item), index + 1 < self.count {
-            return self[index + 1]
-        }
+        if let index = self.index(of: item), index + 1 < self.count { return self[index + 1] }
         return nil
     }
 }

Example/stork-controller/Frameworks/SparrowKit/Extension/SPCGRectExtension.swift

@@ -24,28 +24,16 @@ import UIKit
 extension CGRect {
     
     var bottomXPosition: CGFloat {
-        get {
-            return self.origin.x + self.width
-        }
-        set {
-            self.origin.x = newValue - self.width
-        }
+        get { return self.origin.x + self.width }
+        set { self.origin.x = newValue - self.width }
     }
     
     var bottomYPosition: CGFloat {
-        get {
-            return self.origin.y + self.height
-        }
-        set {
-            self.origin.y = newValue - self.height
-        }
+        get { return self.origin.y + self.height }
+        set { self.origin.y = newValue - self.height }
     }
     
     var minSideSize: CGFloat {
         return min(self.width, self.height)
     }
-    
-    var isWidthLessThanHeight: Bool {
-        return self.width < self.height
-    }
 }

Example/stork-controller/Frameworks/SparrowKit/Extension/SPCGSizeExtenshion.swift

@@ -23,15 +23,15 @@ import UIKit
 
 extension CGSize {
     
-    func resize(newWidth: CGFloat) -> CGSize {
+    func resize(width: CGFloat) -> CGSize {
         let relativeSideSize = self.width / self.height
-        let newHeight = newWidth / relativeSideSize
-        return CGSize.init(width: newWidth, height: newHeight)
+        let newHeight = width / relativeSideSize
+        return CGSize.init(width: width, height: newHeight)
     }
     
-    func resize(newHeight: CGFloat) -> CGSize {
+    func resize(height: CGFloat) -> CGSize {
         let relativeSideSize = self.width / self.height
-        let newWidth = newHeight * relativeSideSize
-        return CGSize.init(width: newWidth, height: newHeight)
+        let newWidth = height * relativeSideSize
+        return CGSize.init(width: newWidth, height: height)
     }
 }

Example/stork-controller/Frameworks/SparrowKit/Extension/SPStringExtenshion.swift

@@ -66,20 +66,6 @@ extension String {
         return false
     }
     
-    mutating func reduce(minimumFractionDigits: Int = 0, maximumFractionDigits: Int) {
-        let formatter = NumberFormatter()
-        formatter.minimumFractionDigits = minimumFractionDigits
-        formatter.maximumFractionDigits = maximumFractionDigits
-        let int = Double(self)
-        if int != nil {
-            let number = NSNumber.init(value: int!)
-            if var newValue = formatter.string(from: number) {
-                newValue.replace(",", with: ".")
-                self = newValue
-            }
-        }
-    }
-    
     mutating func replace(_ replacingString: String, with newString: String) {
         self = self.replacingOccurrences(of: replacingString, with: newString)
     }

Example/stork-controller/Frameworks/SparrowKit/Extension/SPUIButtonExtenshion.swift

@@ -65,7 +65,8 @@ extension UIButton {
     }
     
     func setTitleColor(_ color: UIColor) {
-        self.setTitleColorForNoramlAndHightlightedStates(color: color)
+        self.setTitleColor(color, for: .normal)
+        self.setTitleColor(color.withAlphaComponent(0.7), for: .highlighted)
     }
     
     func removeAllTargets() {
@@ -74,23 +75,18 @@ extension UIButton {
     
     func showText(_ text: String, withComplection completion: (() -> Void)! = {}) {
         let baseText = self.titleLabel?.text ?? " "
-        
-        SPAnimation.animate(0.2,
-                            animations: {
-                                self.titleLabel?.alpha = 0
+        SPAnimation.animate(0.2, animations: {
+            self.titleLabel?.alpha = 0
         }, withComplection: {
             self.setTitle(text, for: .normal)
-            
             SPAnimation.animate(0.2, animations: {
                 self.titleLabel?.alpha = 1
             }, withComplection: {
-                
                 SPAnimation.animate(0.2, animations: {
                     self.titleLabel?.alpha = 0
                 }, delay: 0.35,
                    withComplection: {
                     self.setTitle(baseText, for: .normal)
-                    
                     SPAnimation.animate(0.2, animations: {
                         self.titleLabel?.alpha = 1
                     }, withComplection: {
@@ -102,13 +98,10 @@ extension UIButton {
     }
     
     func setAnimatableText(_ text: String, withComplection completion: (() -> Void)! = {}) {
-        
-        SPAnimation.animate(0.2,
-                            animations: {
-                                self.titleLabel?.alpha = 0
+        SPAnimation.animate(0.2, animations: {
+            self.titleLabel?.alpha = 0
         }, withComplection: {
             self.setTitle(text, for: .normal)
-            
             SPAnimation.animate(0.2, animations: {
                 self.titleLabel?.alpha = 1
             }, withComplection: {   
@@ -118,25 +111,18 @@ extension UIButton {
     }
     
     func hideContent(completion: (() -> Void)! = {}) {
-        SPAnimation.animate(0.2,
-                            animations: {
-                                self.titleLabel?.alpha = 0
+        SPAnimation.animate(0.2, animations: {
+            self.titleLabel?.alpha = 0
         }, withComplection: {
              completion()
         })
     }
     
     func showContent(completion: (() -> Void)! = {}) {
-        SPAnimation.animate(0.2,
-                            animations: {
-                                self.titleLabel?.alpha = 1
+        SPAnimation.animate(0.2, animations: {
+            self.titleLabel?.alpha = 1
         }, withComplection: {
             completion()
         })
     }
-    
-    func setTitleColorForNoramlAndHightlightedStates(color: UIColor) {
-        self.setTitleColor(color, for: .normal)
-        self.setTitleColor(color.withAlphaComponent(0.7), for: .highlighted)
-    }
 }

Example/stork-controller/Frameworks/SparrowKit/Extension/SPUIFontExtenshion.swift

@@ -42,7 +42,7 @@ public extension UIFont {
         return UIFont.init(
             name: self.getFontNameBy(fontType: fontType) + self.getBoldTypeNameBy(boldType: boldType),
             size: size
-            )!
+        )!
     }
     
     private static func getFontNameBy(fontType: FontType) -> String {

Example/stork-controller/Frameworks/SparrowKit/Extension/SPUIImageExtension.swift

@@ -21,13 +21,15 @@
 
 import UIKit
 
-extension UIScreen {
+public extension UIImage {
     
-    var minSideSize: CGFloat {
-        return min(UIScreen.main.bounds.width, UIScreen.main.bounds.height)
-    }
-    
-    var widthLessThanHeight: Bool {
-        return UIScreen.main.bounds.width < UIScreen.main.bounds.height
+    public func resize(width: CGFloat) -> UIImage {
+        let scale = width / self.size.width
+        let newHeight = self.size.height * scale
+        UIGraphicsBeginImageContext(CGSize(width: width, height: newHeight))
+        self.draw(in: CGRect(x: 0, y: 0, width: width, height: newHeight))
+        let newImage = UIGraphicsGetImageFromCurrentImageContext()
+        UIGraphicsEndImageContext()
+        return newImage!
     }
 }

Example/stork-controller/Frameworks/SparrowKit/Extension/SPUIImageViewExtenshion.swift

@@ -23,17 +23,12 @@ import UIKit
 
 extension UIImageView {
     
-    public func setNativeStyle() {
+    public func setNative() {
         self.layer.borderWidth = 0.5
         self.layer.borderColor = SPNativeStyleKit.Colors.midGray.cgColor
         self.layer.masksToBounds = true
     }
     
-    public func removeNativeStyle() {
-        self.layer.borderWidth = 0
-        self.layer.borderColor = UIColor.clear.cgColor
-    }
-    
     public func downloadedFrom(url: URL, contentMode mode: UIView.ContentMode = .scaleAspectFit, withComplection complection: @escaping (UIImage?) -> () = {_ in }) {
         DispatchQueue.main.async {
             self.contentMode = mode

Example/stork-controller/Frameworks/SparrowKit/Extension/SPUINavigationControllerExtenshion.swift

@@ -25,7 +25,11 @@ extension UINavigationController {
     
     static var elementsColor: UIColor {
         get {
-            return UINavigationBar.appearance().tintColor
+            if UINavigationBar.appearance().tintColor != nil {
+                return UINavigationBar.appearance().tintColor
+            } else {
+                return SPNativeStyleKit.Colors.blue
+            }
         }
         set {
             UINavigationBar.appearance().tintColor = newValue

Example/stork-controller/Frameworks/SparrowKit/Extension/SPUITabBarControllerExtenshion.swift

@@ -0,0 +1,39 @@
+// The MIT License (MIT)
+// Copyright © 2017 Ivan Vorobei (hello@ivanvorobei.by)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+import UIKit
+
+extension UITabBarController {
+    
+    func addTabBarItem(title: String, image: UIImage, selectedImage: UIImage? = nil, controller: UIViewController) {
+        
+        let tabBarItem = UITabBarItem(
+            title: title,
+            image: image,
+            selectedImage: selectedImage ?? image
+        )
+        
+        controller.tabBarItem = tabBarItem
+        
+        if self.viewControllers == nil { self.viewControllers = [controller] }
+        else { self.viewControllers?.append(controller) }
+    }
+}

Example/stork-controller/Frameworks/SparrowKit/Extension/SPUITableView.swift

@@ -36,50 +36,24 @@ extension UITableView {
     }
     
     var lastSectionWithRows: Int? {
-        
-        if self.numberOfSections == 0 {
-            return nil
-        }
-        
+        if self.numberOfSections == 0 { return nil }
         var section = self.numberOfSections - 1
-        
-        if section < 0 {
-            return nil
-        }
-
+        if section < 0 { return nil }
         while section >= 0 {
-
-            if self.numberOfRows(inSection: section) != 0 {
-                return section
-            }
-            
+            if self.numberOfRows(inSection: section) != 0 { return section }
             section -= 1
         }
-        
         return nil
     }
     
     var firstSectionWithRows: Int? {
-        
-        if self.numberOfSections == 0 {
-            return nil
-        }
-        
+        if self.numberOfSections == 0 { return nil }
         var section = 0
-        
-        if section > self.numberOfSections - 1 {
-            return nil
-        }
-        
+        if section > self.numberOfSections - 1 { return nil }
         while section <= (self.numberOfSections - 1) {
-            
-            if self.numberOfRows(inSection: section) != 0 {
-                return section
-            }
-            
+            if self.numberOfRows(inSection: section) != 0 { return section }
             section += 1
         }
-        
         return nil
     }
 }

Example/stork-controller/Frameworks/SparrowKit/Extension/SPUIViewControllerExtenshion.swift

@@ -39,7 +39,6 @@ extension UIViewController {
     }
 }
 
-//MARK: - Keyboard
 extension UIViewController {
     
     func dismissKeyboardWhenTappedAround() {
@@ -53,16 +52,13 @@ extension UIViewController {
     }
 }
 
-//MARK: - Add image to Library
 extension UIViewController {
     
     func save(image: UIImage) {
-        if SPPermission.isAllow(.photoLibrary) {
+        if PHPhotoLibrary.authorizationStatus() == PHAuthorizationStatus.authorized {
             UIImageWriteToSavedPhotosAlbum(image, self, #selector(self.image(_:didFinishSavingWithError:contextInfo:)), nil)
         } else {
-            SPPermission.request(.photoLibrary) {
-                UIImageWriteToSavedPhotosAlbum(image, self, #selector(self.image(_:didFinishSavingWithError:contextInfo:)), nil)
-            }
+            print("Saving image error. Not allowed permission")
         }
     }
     
@@ -107,7 +103,6 @@ extension UIViewController {
     }
 }
 
-//MARK: - Navigation Bar
 extension UIViewController {
     
     func setPrefersLargeNavigationTitle(_ title: String, smallScreenToSmallBar: Bool = true) {
@@ -129,31 +124,36 @@ extension UIViewController {
         switch style {
         case .large:
             if #available(iOS 11.0, *) {
+                self.navigationController?.navigationBar.prefersLargeTitles = true
                 self.navigationItem.largeTitleDisplayMode = .always
             }
         case .small:
             if #available(iOS 11.0, *) {
                 self.navigationItem.largeTitleDisplayMode = .never
             }
-        }
+        case .stork:
+            if #available(iOS 11.0, *) {
+                self.navigationItem.largeTitleDisplayMode = .never
+            }
+        }        
     }
 }
 
 extension UIViewController {
     
-    var topSafeArea: CGFloat {
-        return self.view.topSafeArea
-    }
-    
-    var bottomSafeArea: CGFloat {
-        return self.view.bottomSafeArea
+    var safeArea: UIEdgeInsets {
+        if #available(iOS 11.0, *) {
+            return self.view.safeAreaInsets
+        } else {
+            return UIEdgeInsets.zero
+        }
     }
     
     var navigationBarHeight: CGFloat {
         return self.navigationController?.navigationBar.frame.height ?? 0
     }
     
-    var statusBarHeight: CGFloat {
+    static var statusBarHeight: CGFloat {
         return UIApplication.shared.statusBarFrame.height
     }
 }

Example/stork-controller/Frameworks/SparrowKit/Extension/SPUIViewExtenshion.swift

@@ -21,7 +21,17 @@
 
 import UIKit
 
-// MARK: - layout
+public extension UIView {
+    
+    var viewController: UIViewController? {
+        get {
+            if let nextResponder = self.next as? UIViewController { return nextResponder }
+            else if let nextResponder = self.next as? UIView { return nextResponder.viewController }
+            else { return nil }
+        }
+    }
+}
+
 public extension UIView {
     
     var topSafeArea: CGFloat {
@@ -49,21 +59,16 @@ public extension UIView {
     }
     
     func setEqualsFrameFromBounds(_ view: UIView, withWidthFactor widthFactor: CGFloat = 1, maxWidth: CGFloat? = nil, withHeightFactor heightFactor: CGFloat = 1, maxHeight: CGFloat? = nil, withCentering: Bool = false) {
-        
         self.setEqualsFrameFromBounds(view.bounds, withWidthFactor: widthFactor, maxWidth: maxWidth, withHeightFactor: heightFactor, maxHeight: maxHeight, withCentering: withCentering)
     }
     
     func setEqualsFrameFromBounds(_ bounds: CGRect, withWidthFactor widthFactor: CGFloat = 1, maxWidth: CGFloat? = nil, withHeightFactor heightFactor: CGFloat = 1, maxHeight: CGFloat? = nil, withCentering: Bool = false) {
         
         var width = bounds.width * widthFactor
-        if maxWidth != nil {
-            width.setIfMore(when: maxWidth!)
-        }
+        if maxWidth != nil { width.setIfMore(when: maxWidth!) }
         
         var height = bounds.height * heightFactor
-        if maxHeight != nil {
-            height.setIfMore(when: maxHeight!)
-        }
+        if maxHeight != nil { height.setIfMore(when: maxHeight!) }
         
         self.frame = CGRect.init(x: 0, y: 0, width: width, height: height)
         
@@ -74,27 +79,19 @@ public extension UIView {
     }
     
     func setEqualsBoundsFromSuperview(customWidth: CGFloat? = nil, customHeight: CGFloat? = nil) {
-        
-        if self.superview == nil {
-            return
-        }
-        
+        if self.superview == nil { return }
         self.frame = CGRect.init(origin: CGPoint.zero, size: self.superview!.frame.size)
-        
         if customWidth != nil {
             self.frame = CGRect.init(origin: CGPoint.zero, size: CGSize.init(width: customWidth!, height: self.frame.height))
         }
-        
         if customHeight != nil {
             self.frame = CGRect.init(origin: CGPoint.zero, size: CGSize.init(width: self.frame.width, height: customHeight!))
         }
     }
     
-    func resize(newWidth width: CGFloat) {
+    func resize(width: CGFloat) {
         let relativeFactor = self.frame.width / self.frame.height
-        if relativeFactor.isNaN {
-            return
-        }
+        if relativeFactor.isNaN { return }
         self.frame = CGRect.init(
             x: self.frame.origin.x,
             y: self.frame.origin.y,
@@ -103,11 +100,9 @@ public extension UIView {
         )
     }
     
-    func resize(newHeight height: CGFloat) {
+    func resize(height: CGFloat) {
         let relativeFactor = self.frame.width / self.frame.height
-        if relativeFactor.isNaN {
-            return
-        }
+        if relativeFactor.isNaN { return }
         self.frame = CGRect.init(
             x: self.frame.origin.x,
             y: self.frame.origin.y,
@@ -116,6 +111,10 @@ public extension UIView {
         )
     }
     
+    func setYCenteringFromSuperview() {
+        self.center.y = (self.superview?.frame.height ?? 0) / 2
+    }
+    
     func setXCenteringFromSuperview() {
         self.center.x = (self.superview?.frame.width ?? 0) / 2
     }
@@ -148,29 +147,19 @@ public extension UIView {
     }
 }
 
-// MARK: - convertToImage
-public extension UIView {
-    
-    func convertToImage() -> UIImage {
-        return UIImage.drawFromView(view: self)
-    }
-}
-
-// MARK: - gradeView
 public extension UIView {
     
     func addGrade(alpha: CGFloat, color: UIColor = UIColor.black) -> UIView {
         let gradeView = UIView.init()
         gradeView.alpha = 0
         self.addSubview(gradeView)
-        SPConstraintsAssistent.setEqualSizeConstraint(gradeView, superVuew: self)
+        SPConstraints.setEqualSize(gradeView, superVuew: self)
         gradeView.alpha = alpha
         gradeView.backgroundColor = color
         return gradeView
     }
 }
 
-// MARK: - shadow
 extension UIView {
     
     func setShadow(
@@ -249,7 +238,6 @@ extension UIView {
     }
 }
 
-// MARK: - animation
 extension UIView {
     
     func addCornerRadiusAnimation(to: CGFloat, duration: CFTimeInterval) {
@@ -276,9 +264,12 @@ extension UIView {
             self.isHidden = true
         })
     }
+    
+    func removeAllAnimations() {
+        self.layer.removeAllAnimations()
+    }
 }
 
-// MARK: - corner radius
 extension UIView {
     
     func roundCorners(_ corners: UIRectCorner, radius: CGFloat) {

Example/stork-controller/Frameworks/SparrowKit/Extension/SPUIVisualEffectViewExtenshion.swift

@@ -21,15 +21,16 @@
 
 import UIKit
 
-struct SPApp {
+extension UIVisualEffectView {
     
-    static var udid: String? {
-        return UIDevice.current.identifierForVendor?.uuidString
+    convenience init(style: UIBlurEffect.Style) {
+        let effect = UIBlurEffect(style: style)
+        self.init(effect: effect)
     }
     
-    static var displayName: String? {
-        return Bundle.main.object(forInfoDictionaryKey: "CFBundleDisplayName") as? String
+    convenience init(vibrancy style: UIBlurEffect.Style) {
+        let effect = UIBlurEffect(style: style)
+        let vibrancyEffect = UIVibrancyEffect(blurEffect: effect)
+        self.init(effect: vibrancyEffect)
     }
-    
-    private init() {}
 }

Example/stork-controller/Frameworks/SparrowKit/Layout/SPLayout.swift

@@ -21,7 +21,7 @@
 
 import UIKit
 
-class SPLayout {
+struct SPLayout {
     
     static func sizeWith(widthFactor: CGFloat, maxWidth: CGFloat, heightFactor: CGFloat, maxHeight: CGFloat, relativeSideFactor: CGFloat, from relativeSize: CGSize) -> CGSize {
         
@@ -39,4 +39,6 @@ class SPLayout {
         }
         return CGSize.init(width: prepareWidth, height: prepareHeight)
     }
+    
+    private init() {}
 }

Example/stork-controller/Frameworks/SparrowKit/Random/SPRandom.swift

@@ -33,12 +33,6 @@ public extension String {
     }
 }
 
-public extension Bool {
-    public static func random() -> Bool {
-        return arc4random_uniform(2) == 0
-    }
-}
-
 public extension Int {
     public static func random(_ n: Int) -> Int {
         return Int(arc4random_uniform(UInt32(n)))

Example/stork-controller/Frameworks/SparrowKit/Spotlight/SPSpotlight.swift

@@ -57,4 +57,6 @@ struct SPSpotlight {
             }
         }
     }
+    
+    private init() {}
 }

Example/stork-controller/Frameworks/SparrowKit/StyleKit/SPNativeStyleKit.swift

@@ -40,5 +40,9 @@ public struct SPNativeStyleKit {
         static let midGray = UIColor.init(hex: "C7C7CC")
         static let gray = UIColor.init(hex: "8E8E93")
         static let black = UIColor.init(hex: "000000")
+        
+        private init() {}
     }
+    
+    private init() {}
 }

Example/stork-controller/Frameworks/SparrowKit/Types/SPTypes.swift

@@ -63,53 +63,10 @@ public enum SPSeparatorInsetStyle {
     case auto
 }
 
-@objc public enum SPPermissionType: Int {
-    case camera = 0
-    case photoLibrary = 1
-    case notification = 2
-    case microphone = 3
-    case calendar = 4
-    case contacts = 5
-    case reminders = 6
-    case speech = 7
-    case locationAlways = 8
-    case locationWhenInUse = 9
-    case locationWithBackground = 10
-    case mediaLibrary = 11
-    
-    var name: String {
-        switch self {
-        case .camera:
-            return "Camera"
-        case .photoLibrary:
-            return "Photo Library"
-        case .notification:
-            return "Notification"
-        case .microphone:
-            return "Microphone"
-        case .calendar:
-            return "Calendar"
-        case .contacts:
-            return "Contacts"
-        case .reminders:
-            return "Reminders"
-        case .speech:
-            return "Speech"
-        case .locationAlways:
-            return "Location"
-        case .locationWhenInUse:
-            return "Location"
-        case .locationWithBackground:
-            return "Location"
-        case .mediaLibrary:
-            return "Media Library"
-        }
-    }
-}
-
 public enum SPNavigationTitleStyle {
     case large
     case small
+    case stork
 }
 
 public enum SPSystemApp {

Example/stork-controller/Frameworks/SparrowKit/UI/Buttons/SPAppStoreActionButton.swift

@@ -26,7 +26,7 @@ class SPAppStoreActionButton: SPDownloadingButton {
     var style: Style = .base {
         didSet {
             
-            self.setTitleColorForNoramlAndHightlightedStates(color: self.baseColor)
+            self.setTitleColor(self.baseColor)
             self.setTitle(self.titleLabel?.text, for: UIControl.State.normal)
             
             switch self.style {
@@ -38,14 +38,14 @@ class SPAppStoreActionButton: SPDownloadingButton {
             case .main:
                 self.backgroundColor = self.baseColor
                 self.layer.borderWidth = 0
-                self.setTitleColorForNoramlAndHightlightedStates(color: UIColor.white)
+                self.setTitleColor(UIColor.white)
                 self.titleLabel?.font = UIFont.system(type: .Bold, size: 14)
                 self.contentEdgeInsets = UIEdgeInsets.init(top: 6, left: 15, bottom: 6, right: 15)
                 break
             case .buyInStore:
                 self.backgroundColor = self.baseColor
                 self.layer.borderWidth = 0
-                self.setTitleColorForNoramlAndHightlightedStates(color: UIColor.white)
+                self.setTitleColor(UIColor.white)
                 self.titleLabel?.font = UIFont.system(type: .Bold, size: 14)
                 self.contentEdgeInsets = UIEdgeInsets.init(top: 8, left: 15, bottom: 8, right: 15)
                 break
@@ -73,17 +73,7 @@ class SPAppStoreActionButton: SPDownloadingButton {
         }
     }
     
-    init() {
-        super.init(frame: CGRect.zero)
-        self.commonInit()
-    }
-    
-    required init?(coder aDecoder: NSCoder) {
-        super.init(coder: aDecoder)
-        self.commonInit()
-    }
-    
-    private func commonInit() {
+    override func commonInit() {
         self.style = .base
         self.layer.masksToBounds = true
     }

Example/stork-controller/Frameworks/SparrowKit/UI/Buttons/SPAppleMusicButton.swift

@@ -0,0 +1,70 @@
+// The MIT License (MIT)
+// Copyright © 2017 Ivan Vorobei (hello@ivanvorobei.by)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+import UIKit
+
+class SPAppleMusicButton: SPButton {
+    
+    var mode: Mode = .unselect {
+        didSet {
+            self.updateStyle(animated: false)
+        }
+    }
+    
+    var selectColor: UIColor = UIColor.init(hex: "FD2D55") {
+        didSet {
+            self.updateStyle(animated: false)
+        }
+    }
+    
+    var baseColor: UIColor = UIColor.init(hex: "F8F7FC") {
+        didSet {
+            self.updateStyle(animated: false)
+        }
+    }
+    
+    override func commonInit() {
+        super.commonInit()
+        self.layer.cornerRadius = 8
+        self.titleLabel?.font = UIFont.system(type: .DemiBold, size: 15)
+        self.contentEdgeInsets = UIEdgeInsets.init(top: 12, left: 27, bottom: 12, right: 27)
+        self.mode = .unselect
+    }
+    
+    private func updateStyle(animated: Bool) {
+        switch self.mode {
+        case .select:
+            self.backgroundColor = self.selectColor
+            self.setTitleColor(UIColor.white)
+            break
+        case .unselect:
+            self.backgroundColor = self.baseColor
+            self.setTitleColor(self.selectColor)
+            break
+        }
+    }
+    
+    enum Mode {
+        case select
+        case unselect
+    }
+}
+

Example/stork-controller/Frameworks/SparrowKit/UI/Buttons/SPButton.swift

@@ -21,35 +21,42 @@
 
 import UIKit
 
-extension UIWindow {
+public class SPButton: UIButton {
     
-    static var key: UIWindow? {
-        return UIApplication.shared.keyWindow
+    var gradientView: SPGradientView? {
+        didSet {
+            self.gradientView?.isUserInteractionEnabled = false
+            if self.gradientView?.superview == nil {
+                if self.gradientView != nil {
+                    self.insertSubview(self.gradientView!, at: 0)
+                }
+            }
+        }
     }
     
-    static var topSafeArea: CGFloat {
-        var topSafeArea: CGFloat = 0
-        if let window = UIWindow.key {
-            if #available(iOS 11.0, *) {
-                topSafeArea = window.safeAreaInsets.top
-            }
-        } else {
-            topSafeArea = 0
+    var round: Bool = false {
+        didSet {
+            self.layoutSubviews()
         }
-        
-        return topSafeArea
     }
     
-    static var bottomSafeArea: CGFloat {
-        var bottomSafeArea: CGFloat = 0
-        if let window = UIWindow.key {
-            if #available(iOS 11.0, *) {
-                bottomSafeArea = window.safeAreaInsets.bottom
-            }
-        } else {
-            bottomSafeArea = 0
+    init() {
+        super.init(frame: CGRect.zero)
+        self.commonInit()
+    }
+    
+    required init?(coder aDecoder: NSCoder) {
+        super.init(coder: aDecoder)
+        self.commonInit()
+    }
+    
+    internal func commonInit() {}
+    
+    override public func layoutSubviews() {
+        super.layoutSubviews()
+        self.gradientView?.setEqualsBoundsFromSuperview()
+        if self.round {
+            self.round()
         }
-        
-        return bottomSafeArea
     }
 }

Example/stork-controller/Frameworks/SparrowKit/UI/Buttons/SPDotsButton.swift

@@ -0,0 +1,100 @@
+// The MIT License (MIT)
+// Copyright © 2017 Ivan Vorobei (hello@ivanvorobei.by)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+import UIKit
+
+class SPDotButton: SPButton {
+    
+    var customSideSize: CGFloat = 26 {
+        didSet {
+            self.sizeToFit()
+        }
+    }
+    
+    var dotColor: UIColor = UIColor.white {
+        didSet {
+            for dotView in self.dotsView {
+                dotView.backgroundColor = self.dotColor
+            }
+        }
+    }
+    
+    override var isHighlighted: Bool{
+        didSet{
+            if isHighlighted{
+                UIView.animate(withDuration: 0.1, delay: 0.0, usingSpringWithDamping: 1, initialSpringVelocity: 1.0, options: [.curveEaseOut, .beginFromCurrentState], animations: {
+                    for dotView in self.dotsView {
+                        dotView.alpha = 0.35
+                    }
+                }, completion: nil)
+            }else{
+                UIView.animate(withDuration: 0.35, delay: 0.0, usingSpringWithDamping: 1, initialSpringVelocity: 1.0, options: [.curveEaseOut, .beginFromCurrentState], animations: {
+                    for dotView in self.dotsView {
+                        dotView.alpha = 1
+                    }
+                }, completion: nil)
+            }
+        }
+    }
+    
+    private var dotsView: [UIView] = []
+    
+    override func commonInit() {
+        super.commonInit()
+        self.backgroundColor = UIColor.black.withAlphaComponent(0.2)
+        for _ in 0...2 {
+            let dotView = UIView()
+            dotView.isUserInteractionEnabled = false
+            dotView.backgroundColor = self.dotColor
+            self.dotsView.append(dotView)
+            self.addSubview(dotView)
+        }
+    }
+    
+    override func sizeToFit() {
+        super.sizeToFit()
+        self.setWidth(self.customSideSize)
+        self.setHeight(self.customSideSize)
+        self.layoutSubviews()
+    }
+    
+    override func layoutSubviews() {
+        super.layoutSubviews()
+
+        let space: CGFloat = 2
+        let sideSize: CGFloat = 4
+        
+        let insest: CGFloat = (self.frame.width - (sideSize * 3) - (space * 2)) / 2
+
+        var currentXPosition: CGFloat = insest
+        
+        for dotView in self.dotsView {
+            dotView.setWidth(sideSize)
+            dotView.setHeight(sideSize)
+            dotView.setYCenteringFromSuperview()
+            dotView.frame.origin.x = currentXPosition
+            dotView.round()
+            currentXPosition += (sideSize + space)
+        }
+        
+        self.round()
+    }
+}

Example/stork-controller/Frameworks/SparrowKit/UI/Buttons/SPDownloadingButton.swift

@@ -21,7 +21,7 @@
 
 import UIKit
 
-class SPDownloadingButton: UIButton {
+class SPDownloadingButton: SPButton {
     
     let activityIndicatorView = UIActivityIndicatorView.init()
     var isFrameRounded: Bool = false

Example/stork-controller/Frameworks/SparrowKit/UI/Buttons/SPNativeLargeButton.swift

@@ -21,31 +21,31 @@
 
 import UIKit
 
-class SPNativeOS11Button: SPDownloadingButton {
+class SPNativeLargeButton: SPDownloadingButton {
     
     override var isHighlighted: Bool {
         didSet {
-            if isHighlighted {
-                self.backgroundColor = self.backgroundColor?.withAlphaComponent(0.7)
+            if self.gradientView == nil {
+                if isHighlighted {
+                    self.backgroundColor = self.backgroundColor?.withAlphaComponent(0.7)
+                } else {
+                    self.backgroundColor = self.backgroundColor?.withAlphaComponent(1)
+                }
             } else {
-                self.backgroundColor = self.backgroundColor?.withAlphaComponent(1)
+                self.backgroundColor = self.backgroundColor?.withAlphaComponent(0)
+                if isHighlighted {
+                    self.gradientView?.alpha = 0.7
+                } else {
+                    self.gradientView?.alpha = 1
+                }
             }
         }
     }
-
-    init() {
-        super.init(frame: CGRect.zero)
-        self.commonInit()
-    }
     
-    required init?(coder aDecoder: NSCoder) {
-        super.init(coder: aDecoder)
-        self.commonInit()
-    }
-    
-    private func commonInit() {
+    override func commonInit() {
+        super.commonInit()
         self.titleLabel?.font = UIFont.system(type: UIFont.BoldType.DemiBold, size: 16)
-        self.setTitleColorForNoramlAndHightlightedStates(color: UIColor.white)
+        self.setTitleColor(UIColor.white)
         self.backgroundColor = SPNativeStyleKit.Colors.blue
         self.layer.masksToBounds = true
         self.layer.cornerRadius = 8
@@ -61,5 +61,12 @@ class SPNativeOS11Button: SPDownloadingButton {
             self.setWidth(width)
         }
     }
+    
+    override func layoutSubviews() {
+        super.layoutSubviews()
+        self.gradientView?.setEqualsBoundsFromSuperview()
+        self.gradientView?.layer.cornerRadius = self.layer.cornerRadius
+        self.gradientView?.gradientLayer.cornerRadius = self.layer.cornerRadius
+    }
 }
 

Example/stork-controller/Frameworks/SparrowKit/UI/Buttons/SPPlayCircleButton.swift

@@ -71,7 +71,5 @@ class SPPlayCircleButton: UIButton {
         case pause
         case stop
     }
-    
-    
 }
 

Example/stork-controller/Frameworks/SparrowKit/UI/Buttons/SPSocialButton.swift

@@ -21,7 +21,7 @@
 
 import UIKit
 
-class SPSocialIconButton: UIButton {
+class SPSocialButton: UIButton {
     
     let iconView = SPSocialIconView.init()
     var widthIconFactor: CGFloat = 0.5

Example/stork-controller/Frameworks/SparrowKit/UI/Buttons/SPSystemIconButton.swift

@@ -76,5 +76,4 @@ class SPSystemIconButton: UIButton {
         super.layoutSubviews()
         self.iconView.setEqualsFrameFromBounds(self, withWidthFactor: self.widthIconFactor, withHeightFactor: self.heightIconFactor, withCentering: true)
     }
-    
 }

Example/stork-controller/Frameworks/SparrowKit/UI/Controllers/SPBaseTableViewController.swift

@@ -59,7 +59,7 @@ class SPBaseTableViewController: SPStatusBarManagerTableViewController {
     
     func updateLayout(with size: CGSize) {
         let layoutIfShowKeyboard = {
-            let height = size.height - (self.keyboardSize?.height ?? 0) - self.topSafeArea
+            let height = size.height - (self.keyboardSize?.height ?? 0) - self.safeArea.top
             self.emptyProposeView?.frame = CGRect.init(
                 x: 0, y: 0,
                 width: size.width * self.emptyProposeViewWidthFactor,
@@ -69,7 +69,7 @@ class SPBaseTableViewController: SPStatusBarManagerTableViewController {
         }
         
         let layoutIfNotShowKeyboard = {
-            let height = size.height - self.topSafeArea - self.bottomSafeArea
+            let height = size.height - self.safeArea.top - self.safeArea.bottom
             self.emptyProposeView?.frame = CGRect.init(
                 x: 0, y: 0,
                 width: size.width * self.emptyProposeViewWidthFactor,
@@ -93,7 +93,7 @@ class SPBaseTableViewController: SPStatusBarManagerTableViewController {
         } else {
             self.activityIndicatorView.center = CGPoint.init(
                 x: size.width / 2,
-                y: (size.height - self.topSafeArea - self.bottomSafeArea) / 2
+                y: (size.height - self.safeArea.top - self.safeArea.bottom) / 2
             )
         }
     }
@@ -299,4 +299,13 @@ class SPBaseTableViewController: SPStatusBarManagerTableViewController {
     @objc func dismiss(sender: Any) {
         self.dismiss()
     }
+    
+    func addHideButton(title: String) {
+        self.navigationItem.rightBarButtonItem = UIBarButtonItem.init(
+            title: title,
+            style: UIBarButtonItem.Style.done,
+            target: self,
+            action: #selector(self.dismiss(sender:))
+        )
+    }
 }

Example/stork-controller/Frameworks/SparrowKit/UI/Controllers/SPBaseViewController.swift

@@ -59,14 +59,14 @@ public class SPBaseViewController: SPStatusBarManagerViewController {
     
     func updateLayout(with size: CGSize) {
         
-        var contentHeight = size.height - self.topSafeArea
+        var contentHeight = size.height - self.safeArea.top
         if self.isShowKeyboard {
             contentHeight = contentHeight - (self.keyboardSize?.height ?? 0)
         } else {
-            contentHeight = contentHeight - self.bottomSafeArea
+            contentHeight = contentHeight - self.safeArea.bottom
         }
         
-        let centerYPosition = self.topSafeArea + (contentHeight / 2)
+        let centerYPosition = self.safeArea.top + (contentHeight / 2)
         
         if self.activityIndicatorLayoutWithSafeArea {
             self.activityIndicatorView.center = CGPoint.init(
@@ -88,7 +88,7 @@ public class SPBaseViewController: SPStatusBarManagerViewController {
         self.emptyProposeView?.frame = CGRect.init(
             x: 0, y: 0,
             width: emptyProposeViewWidth,
-            height: (size.height - self.topSafeArea - self.bottomSafeArea) * self.emptyProposeViewHeightFactor
+            height: (size.height - self.safeArea.top - self.safeArea.bottom) * self.emptyProposeViewHeightFactor
         )
         self.emptyProposeView?.center = CGPoint.init(
             x: size.width / 2,
@@ -103,6 +103,19 @@ public class SPBaseViewController: SPStatusBarManagerViewController {
         }
     }
     
+    func addHideButton(title: String) {
+        self.navigationItem.rightBarButtonItem = UIBarButtonItem.init(
+            title: title,
+            style: UIBarButtonItem.Style.done,
+            target: self,
+            action: #selector(self.dismiss(sender:))
+        )
+    }
+    
+    @objc func dismiss(sender: Any) {
+        self.dismiss()
+    }
+    
     //MARK: - keyboard
     var isShowKeyboard: Bool = false
     var keyboardSize: CGSize? = nil

Example/stork-controller/Frameworks/SparrowKit/UI/Controllers/SPConfirmActionViewController.swift

@@ -166,7 +166,7 @@ class SPConfirmActionViewController: UIViewController {
             self.addSubview(self.label)
             
             self.button.setTitle("Сancel", for: .normal)
-            self.button.setTitleColorForNoramlAndHightlightedStates(color: SPNativeStyleKit.Colors.blue)
+            self.button.setTitleColor(SPNativeStyleKit.Colors.blue)
             self.button.titleLabel?.font = UIFont.system(type: .DemiBold, size: 16)
             self.addSubview(self.button)
         }

Example/stork-controller/Frameworks/SparrowKit/UI/Controllers/SPNativeTableViewController.swift

@@ -183,19 +183,6 @@ extension SPNativeTableViewController {
     
 }
 
-//MARK: - hide button
-extension SPNativeTableViewController {
-    
-    func addHideButton(title: String) {
-        self.navigationItem.rightBarButtonItem = UIBarButtonItem.init(
-            title: title,
-            style: UIBarButtonItem.Style.done,
-            target: self,
-            action: #selector(self.dismiss(sender:))
-        )
-    }
-}
-
 //MARK: - manage spaces
 extension SPNativeTableViewController {
     

Example/stork-controller/Frameworks/SparrowKit/UI/Controllers/SPProposeViewController.swift

@@ -83,7 +83,7 @@ class SPProposeViewController: SPBaseViewController {
         self.areaView.layoutSubviews()
         self.areaView.sizeToFit()
         self.areaView.frame.origin.x = self.space
-        self.areaView.frame.origin.y = self.view.frame.size.height - self.areaView.frame.height - (UIWindow.bottomSafeArea / 2) - self.space
+        self.areaView.frame.origin.y = self.view.frame.size.height - self.areaView.frame.height - (self.bottomSafeArea / 2) - self.space
         
     }
     
@@ -95,7 +95,7 @@ class SPProposeViewController: SPBaseViewController {
             SPAnimationSpring.animate(self.animationDuration, animations: {
                 self.view.backgroundColor = UIColor.black.withAlphaComponent(0.6)
                 
-                self.areaView.frame.origin.y = self.view.frame.size.height - self.areaView.frame.height - (UIWindow.bottomSafeArea / 2) - self.space
+                self.areaView.frame.origin.y = self.view.frame.size.height - self.areaView.frame.height - (self.bottomSafeArea / 2) - self.space
             }, spring: 1,
                velocity: 1,
                options: .transitionCurlUp)
@@ -134,7 +134,7 @@ class SPProposeViewController: SPBaseViewController {
         
         let returnAreaViewToPoint = {
             SPAnimationSpring.animate(self.animationDuration, animations: {
-                self.areaView.frame.origin.y = self.view.frame.size.height - self.areaView.frame.height - (UIWindow.bottomSafeArea / 2) - self.space
+                self.areaView.frame.origin.y = self.view.frame.size.height - self.areaView.frame.height - (self.bottomSafeArea / 2) - self.space
             }, spring: 1,
                velocity: 1,
                options: .transitionCurlDown,
@@ -173,7 +173,7 @@ class SPProposeViewController: SPBaseViewController {
         let titleLabel = UILabel()
         let subtitleLabel = UILabel()
         let imageView = SPDownloadingImageView()
-        let button = SPNativeOS11Button()
+        let button = SPNativeLargeButton()
         let closeButton = SPSystemIconButton(type: SPSystemIconType.close)
         
         var imageSideSize: CGFloat = 160
@@ -206,7 +206,7 @@ class SPProposeViewController: SPBaseViewController {
             self.addSubview(self.imageView)
             
             self.button.titleLabel?.font = UIFont.system(type: UIFont.BoldType.Medium, size: 15)
-            self.button.setTitleColorForNoramlAndHightlightedStates(color: SPNativeStyleKit.Colors.black)
+            self.button.setTitleColor(SPNativeStyleKit.Colors.black)
             self.button.backgroundColor = UIColor.init(hex: "D4D3DB")
             self.addSubview(self.button)
             
@@ -266,4 +266,17 @@ class SPProposeViewController: SPBaseViewController {
         var image: UIImage?
         var complection: (_ isConfirmed: Bool)->()
     }
+    
+    var bottomSafeArea: CGFloat {
+        var bottomSafeArea: CGFloat = 0
+        if let window =  UIApplication.shared.keyWindow {
+            if #available(iOS 11.0, *) {
+                bottomSafeArea = window.safeAreaInsets.bottom
+            }
+        } else {
+            bottomSafeArea = 0
+        }
+        
+        return bottomSafeArea
+    }
 }

Example/stork-controller/Frameworks/SparrowKit/UI/Controllers/SPWelcomeViewController.swift

@@ -28,7 +28,7 @@ class SPWelcomeViewController: SPBaseViewController {
     let subtitleLabel = UILabel()
     let descriptionLabel = UILabel()
     let commentLabel = UILabel()
-    let button = SPNativeOS11Button()
+    let button = SPNativeLargeButton()
     
     private var data: SPWelcomeData
     private var views: [UIView] = []
@@ -134,7 +134,7 @@ class SPWelcomeViewController: SPBaseViewController {
         
         let sideSpace: CGFloat = size.width * 0.112
 
-        self.imageView.frame = CGRect.init(x: sideSpace, y: self.topSafeArea + (size.height * 0.1), width: 84, height: 84)
+        self.imageView.frame = CGRect.init(x: sideSpace, y: self.safeArea.top + (size.height * 0.1), width: 84, height: 84)
         
         let space: CGFloat = size.height * 0.025
         
@@ -148,7 +148,7 @@ class SPWelcomeViewController: SPBaseViewController {
         self.descriptionLabel.sizeToFit()
         
         self.button.sizeToFit()
-        self.button.frame.origin.y = size.height - self.bottomSafeArea - space - self.button.frame.height
+        self.button.frame.origin.y = size.height - self.safeArea.bottom - space - self.button.frame.height
         self.button.setWidth(size.width - sideSpace * 2)
         self.button.center.x = size.width / 2
         
@@ -214,5 +214,5 @@ struct SPWelcomeData {
     var backgroundColor: UIColor = UIColor.white
     var textColor: UIColor = UIColor.black
     var statusBarStyle: SPStatusBar = .dark
-    var complection: (_ button: SPNativeOS11Button) -> () = { _ in }
+    var complection: (_ button: SPNativeLargeButton) -> () = { _ in }
 }

Example/stork-controller/Frameworks/SparrowKit/UI/Views/Collection/Cell/SPCollectionContainerCell.swift

@@ -0,0 +1,43 @@
+// The MIT License (MIT)
+// Copyright © 2017 Ivan Vorobei (hello@ivanvorobei.by)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+import UIKit
+
+public class SPCollectionContainerCell<ContentView: UIView>: UICollectionViewCell {
+    
+    let view = ContentView.init()
+    var currentIndexPath: IndexPath?
+    
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        self.backgroundColor = UIColor.clear
+        self.addSubview(view)
+    }
+    
+    required public init?(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override public func layoutSubviews() {
+        super.layoutSubviews()
+        self.view.setEqualsFrameFromBounds(self)
+    }
+}

Example/stork-controller/Frameworks/SparrowKit/UI/Views/Collection/Cell/SPCollectionViewCell.swift

@@ -25,29 +25,20 @@ public class SPCollectionViewCell: UICollectionViewCell {
     
     var currentIndexPath: IndexPath?
     
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        self.commonInit()
+    }
+    
+    required init?(coder aDecoder: NSCoder) {
+        super.init(coder: aDecoder)
+        self.commonInit()
+    }
+    
+    internal func commonInit() {}
+    
     public override func prepareForReuse() {
         super.prepareForReuse()
         self.currentIndexPath = nil
     }
 }
-
-public class SPCollectionContainerCell<ContentView: UIView>: UICollectionViewCell {
-    
-    let view = ContentView.init()
-    var currentIndexPath: IndexPath?
-    
-    override init(frame: CGRect) {
-        super.init(frame: frame)
-        self.backgroundColor = UIColor.clear
-        self.addSubview(view)
-    }
-    
-    required public init?(coder aDecoder: NSCoder) {
-        fatalError("init(coder:) has not been implemented")
-    }
-    
-    override public func layoutSubviews() {
-        super.layoutSubviews()
-        self.view.setEqualsFrameFromBounds(self)
-    }
-}

Example/stork-controller/Frameworks/SparrowKit/UI/Views/Collection/Cell/SPImageCollectionViewCell.swift

@@ -27,7 +27,7 @@ class SPImageCollectionViewCell: SPCollectionContainerCell<SPDownloadingImageVie
         super.init(frame: frame)
         self.view.layer.cornerRadius = 10
         self.view.contentMode = .scaleAspectFill
-        self.view.setNativeStyle()
+        self.view.setNative()
     }
     
     required public init?(coder aDecoder: NSCoder) {
@@ -37,6 +37,6 @@ class SPImageCollectionViewCell: SPCollectionContainerCell<SPDownloadingImageVie
     override func prepareForReuse() {
         super.prepareForReuse()
         self.view.contentMode = .scaleAspectFill
-        self.view.setLoadingMode()
+        self.view.startLoading()
     }
 }

Example/stork-controller/Frameworks/SparrowKit/UI/Views/Collection/Cell/SPMengTransformCollectionViewCell.swift

@@ -44,18 +44,7 @@ class SPMengTransformCollectionViewCell: SPCollectionViewCell {
         }
     }
     
-    override init(frame: CGRect) {
-        super.init(frame: frame)
-        self.commonInit()
-    }
-    
-    required init?(coder aDecoder: NSCoder) {
-        super.init(coder: aDecoder)
-        self.commonInit()
-    }
-    
-    private func commonInit() {
-        
+    override func commonInit() {
         shadowContainerView.backgroundColor = UIColor.white
         shadowContainerView.translatesAutoresizingMaskIntoConstraints = false
         self.addSubview(shadowContainerView)

Example/stork-controller/Frameworks/SparrowKit/UI/Views/Collection/View/SPCollectionView.swift

@@ -41,7 +41,7 @@ public class SPCollectionView: UICollectionView {
         commonInit()
     }
     
-    fileprivate func commonInit() {
+    internal func commonInit() {
         self.layout.scrollDirection = .vertical
         self.backgroundColor = UIColor.clear
         self.collectionViewLayout = self.layout

Example/stork-controller/Frameworks/SparrowKit/UI/Views/Collection/View/SPMengTransformCollectionView.swift

@@ -46,17 +46,7 @@ class SPMengTransformCollectionView: SPCollectionView {
     var withParalax: Bool = true
     static var recomendedHeight: CGFloat = 310
     
-    override init() {
-        super.init()
-        self.commonInit()
-    }
-    
-    required public init?(coder aDecoder: NSCoder) {
-        super.init(coder: aDecoder)
-        self.commonInit()
-    }
-    
-    private func commonInit() {
+    override func commonInit() {
         self.layout.scrollDirection = .horizontal
         
         self.layout.cellSideRatio = 1.23
@@ -186,7 +176,7 @@ extension SPMengTransformCollectionView: UICollectionViewDelegate {
             let indexPath = self.indexPath(for: cell)!
             
             let attributes = self.layoutAttributesForItem(at: indexPath)!
-            if let rootController = SPRootViewController.controller {
+            if let rootController = SPApp.rootController {
                 let cellFrame = self.convert(attributes.frame, to: rootController.view)
                 
                 if self.withParalax {