Update to 1.5.2

Add `cornerRadius` property.

Example/stork-controller/AppDelegate.swift

@@ -7,6 +7,10 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 
 
     func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
+        
+        let navigationController = UINavigationController(rootViewController: Controller())
+        self.launch(rootViewController: navigationController)
+        
         return true
     }
 
@@ -32,6 +36,12 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
     }
 
+    func launch(rootViewController: UIViewController) {
+        let frame = UIScreen.main.bounds
+        self.window = UIWindow(frame: frame)
+        self.window!.rootViewController = rootViewController
+        self.window!.makeKeyAndVisible()
+    }
 
 }
 

Example/stork-controller/Base.lproj/Main.storyboard

@@ -1,24 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13122.16" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="BYZ-38-t0r">
-    <dependencies>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13104.12"/>
-        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
-        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
-    </dependencies>
-    <scenes>
-        <!--View Controller-->
-        <scene sceneID="tne-QT-ifu">
-            <objects>
-                <viewController id="BYZ-38-t0r" customClass="ViewController" customModuleProvider="target" sceneMemberID="viewController">
-                    <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
-                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
-                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
-                        <viewLayoutGuide key="safeArea" id="6Tk-OE-BBY"/>
-                    </view>
-                </viewController>
-                <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
-            </objects>
-        </scene>
-    </scenes>
-</document>

Example/stork-controller/Controller.swift

@@ -0,0 +1,43 @@
+import UIKit
+
+class Controller: UIViewController {
+    
+    var presentControllerButton = UIButton.init(type: UIButton.ButtonType.system)
+    var presentTableControllerButton = UIButton.init(type: UIButton.ButtonType.system)
+    
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        
+        self.view.backgroundColor = UIColor.white
+        
+        self.presentControllerButton.setTitle("Show ViewController", for: .normal)
+        self.presentControllerButton.addTarget(self, action: #selector(self.presentModalViewController), for: .touchUpInside)
+        self.presentControllerButton.sizeToFit()
+        self.presentControllerButton.center.x = self.view.frame.width  / 2
+        self.presentControllerButton.center.y = self.view.frame.height / 4 * 3
+        self.view.addSubview(self.presentControllerButton)
+        
+        self.presentTableControllerButton.setTitle("Show TableController", for: .normal)
+        self.presentTableControllerButton.addTarget(self, action: #selector(self.presentModalTableViewController), for: .touchUpInside)
+        self.presentTableControllerButton.sizeToFit()
+        self.presentTableControllerButton.center.x = self.view.frame.width  / 2
+        self.presentTableControllerButton.frame.origin.y = self.presentControllerButton.frame.bottomY + 10
+        self.view.addSubview(self.presentTableControllerButton)
+    }
+    
+    @objc func presentModalViewController() {
+        let modal = ModalViewController()
+        let transitionDelegate = SPStorkTransitioningDelegate()
+        modal.transitioningDelegate = transitionDelegate
+        modal.modalPresentationStyle = .custom
+        self.present(modal, animated: true, completion: nil)
+    }
+    
+    @objc func presentModalTableViewController() {
+        let modal = ModalTableViewController()
+        let transitionDelegate = SPStorkTransitioningDelegate()
+        modal.transitioningDelegate = transitionDelegate
+        modal.modalPresentationStyle = .custom
+        self.present(modal, animated: true, completion: nil)
+    }
+}

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

@@ -0,0 +1,78 @@
+// 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 {
+                    if controller.isBeingPresented { return }
+                    scrollView.subviews.forEach {
+                        $0.transform = CGAffineTransform(translationX: 0, y: -translation)
+                    }
+                    presentationController.setIndicator(style: scrollView.isTracking ? .line : .arrow)
+                    if translation >= presentationController.translateForDismiss * 0.4 {
+                        if !scrollView.isTracking && !scrollView.isDragging {
+                            presentationController.presentedViewController.dismiss(animated: true, completion: nil)
+                            return
+                        }
+                    }
+                    if presentationController.pan?.state != UIGestureRecognizer.State.changed {
+                        presentationController.scrollViewDidScroll(translation * 2)
+                    }
+                } else {
+                    presentationController.setIndicator(style: .arrow)
+                    presentationController.scrollViewDidScroll(0)
+                }
+            }
+        }
+    }
+    
+    static var topScrollIndicatorInset: CGFloat {
+        return 6
+    }
+    
+    static public func updatePresentingController(parent controller: UIViewController) {
+        if let presentationController = controller.presentedViewController?.presentationController as? SPStorkPresentationController {
+            presentationController.updatePresentingController()
+        }
+    }
+    
+    static public func updatePresentingController(modal controller: UIViewController) {
+        if let presentationController = controller.presentationController as? SPStorkPresentationController {
+            presentationController.updatePresentingController()
+        }
+    }
+    
+    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() {}
+}

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

@@ -27,52 +27,63 @@ 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)
+                }
             }
             
         }
     }
     
+    var color: UIColor = UIColor.init(red: 202/255, green: 201/255, blue: 207/255, alpha: 1) {
+        didSet {
+            self.leftView.backgroundColor = self.color
+            self.rightView.backgroundColor = self.color
+        }
+    }
+    
     private var leftView: UIView = UIView()
     private var rightView: UIView = 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.color = 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 +1,445 @@
+// 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 swipeToDismissEnabled: Bool = true
+    var tapAroundToDismissEnabled: Bool = true
+    var showIndicator: Bool = true
+    var indicatorColor: UIColor = UIColor.init(red: 202/255, green: 201/255, blue: 207/255, alpha: 1)
+    var customHeight: CGFloat? = nil
+    var translateForDismiss: CGFloat = 200
+    
+    var transitioningDelegate: SPStorkTransitioningDelegate?
+    
+    var pan: UIPanGestureRecognizer?
+    var tap: UITapGestureRecognizer?
+    
+    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 let alpha: CGFloat =  0.51
+    var cornerRadius: CGFloat = 10
+    
+    private var scaleForPresentingView: CGFloat {
+        guard let containerView = containerView else { return 0 }
+        let factor = 1 - (self.topSpace * 2 / containerView.frame.height)
+        return factor
+    }
+    
+    override var frameOfPresentedViewInContainerView: CGRect {
+        guard let containerView = containerView else { return .zero }
+        
+        var customHeight = self.customHeight ?? containerView.bounds.height
+        if customHeight > containerView.bounds.height {
+            customHeight = containerView.bounds.height
+            print("SPStorkController - Custom height change to default value. Your height more maximum value")
+        }
+        let additionTranslate = containerView.bounds.height - customHeight
+        let yOffset: CGFloat = self.topSpace + 13 + additionTranslate
+        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 {
+            self.indicatorView.color = self.indicatorColor
+            let tap = UITapGestureRecognizer.init(target: self, action: #selector(self.dismissAction))
+            tap.cancelsTouchesInView = false
+            self.indicatorView.addGestureRecognizer(tap)
+            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.snapshotView?.layer.cornerRadius = 0
+        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 = 1 - self.alpha
+            snapshotView.layer.cornerRadius = self.cornerRadius
+            snapshotView.contentMode = .top
+            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.updateSnapshot()
+        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.tapAroundToDismissEnabled {
+            self.tap = UITapGestureRecognizer.init(target: self, action: #selector(self.dismissAction))
+            self.tap?.cancelsTouchesInView = false
+            self.snapshotViewContainer.addGestureRecognizer(self.tap!)
+        }
+        
+        if self.swipeToDismissEnabled {
+            self.pan = UIPanGestureRecognizer(target: self, action: #selector(self.handlePan))
+            self.pan!.delegate = self
+            self.pan!.maximumNumberOfTouches = 1
+            self.pan!.cancelsTouchesInView = false
+            self.presentedViewController.view.addGestureRecognizer(self.pan!)
+        }
+    }
+    
+    @objc func dismissAction() {
+        self.presentingViewController.view.endEditing(true)
+        self.presentedViewController.view.endEditing(true)
+        self.presentedViewController.dismiss(animated: true, completion: nil)
+    }
+    
+    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
+            snapshotView.contentMode = .top
+            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(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(self.pan), self.swipeToDismissEnabled else { return }
+        
+        switch gestureRecognizer.state {
+        case .began:
+            self.workGester = true
+            self.indicatorView.style = .line
+            self.presentingViewController.view.layer.removeAllAnimations()
+            self.presentingViewController.view.endEditing(true)
+            self.presentedViewController.view.endEditing(true)
+            gestureRecognizer.setTranslation(CGPoint(x: 0, y: 0), in: containerView)
+        case .changed:
+            self.workGester = true
+            if self.swipeToDismissEnabled {
+                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 >= self.translateForDismiss {
+                self.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)
+        }
+    }
+    
+    func updatePresentingController() {
+        if self.startDismissing { return }
+        self.updateSnapshot()
+    }
+    
+    func setIndicator(style: SPStorkIndicatorView.Style) {
+        self.indicatorView.style = style
+    }
+    
+    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 scaleFactor = 1 + (translationForModal / 5000)
+            self.snapshotView?.transform = CGAffineTransform.init(scaleX: scaleFactor, y: scaleFactor)
+            let gradeFactor = 1 + (translationForModal / 7000)
+            self.gradeView.alpha = self.alpha - ((gradeFactor - 1) * 15)
+        } else {
+            self.presentedView?.transform = CGAffineTransform.identity
+        }
+    }
+}
+
+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.snapshotView?.layer.cornerRadius = self.cornerRadius
+        self.snapshotView?.layer.masksToBounds = true
+        if #available(iOS 11.0, *) {
+            snapshotView?.layer.maskedCorners = [.layerMinXMinYCorner, .layerMaxXMinYCorner]
+        }
+        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

@@ -24,14 +24,15 @@ import UIKit
 final class SPStorkPresentingAnimationController: NSObject, UIViewControllerAnimatedTransitioning {
 
     func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
-        guard let presentedViewController = transitionContext.viewController(forKey: .to) else {
-            return
-        }
+        
+        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)
-        
+
         let finalFrameForPresentedView = transitionContext.finalFrame(for: presentedViewController)
+        presentedViewController.view.frame = finalFrameForPresentedView
+        presentedViewController.view.frame.origin.y = containerView.bounds.height
         
         UIView.animate(
             withDuration: transitionDuration(using: transitionContext),

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

@@ -23,8 +23,23 @@ import UIKit
 
 public final class SPStorkTransitioningDelegate: NSObject, UIViewControllerTransitioningDelegate {
     
+    public var swipeToDismissEnabled: Bool = true
+    public var tapAroundToDismissEnabled: Bool = true
+    public var showIndicator: Bool = true
+    public var indicatorColor: UIColor = UIColor.init(red: 202/255, green: 201/255, blue: 207/255, alpha: 1)
+    public var customHeight: CGFloat? = nil
+    public var translateForDismiss: CGFloat = 200
+    public var cornerRadius: CGFloat = 10
+    
     public func presentationController(forPresented presented: UIViewController, presenting: UIViewController?, source: UIViewController) -> UIPresentationController? {
         let controller = SPStorkPresentationController(presentedViewController: presented, presenting: presenting)
+        controller.swipeToDismissEnabled = self.swipeToDismissEnabled
+        controller.tapAroundToDismissEnabled = self.tapAroundToDismissEnabled
+        controller.showIndicator = self.showIndicator
+        controller.indicatorColor = self.indicatorColor
+        controller.customHeight = self.customHeight
+        controller.translateForDismiss = self.translateForDismiss
+        controller.cornerRadius = self.cornerRadius
         controller.transitioningDelegate = self
         return controller
     }

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

@@ -0,0 +1,41 @@
+// 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 UIViewController {
+    
+    public var isPresentedAsStork: Bool {
+        return transitioningDelegate is SPStorkTransitioningDelegate
+            && modalPresentationStyle == .custom
+            && presentingViewController != nil
+    }
+    
+    public func presentAsStork(_ controller: UIViewController, height: CGFloat? = nil, showIndicator: Bool = false, complection: (() -> Void)? = nil) {
+        let transitionDelegate = SPStorkTransitioningDelegate()
+        transitionDelegate.customHeight = height
+        transitionDelegate.showIndicator = showIndicator
+        controller.transitioningDelegate = transitionDelegate
+        controller.modalPresentationStyle = .custom
+        controller.modalPresentationCapturesStatusBarAppearance = true
+        self.present(controller, animated: true, completion: complection)
+    }
+}

Example/stork-controller/Frameworks/SparrowKit/Animation/SPAnimation.swift

@@ -23,7 +23,7 @@ import UIKit
 
 public class SPAnimation {
     
-    static func animate(_ duration: TimeInterval,
+    public static func animate(_ duration: TimeInterval,
                         animations: (() -> Void)!,
                         delay: TimeInterval = 0,
                         options: UIView.AnimationOptions = [],
@@ -40,14 +40,14 @@ public class SPAnimation {
         })
     }
     
-    static func animateWithRepeatition(_ duration: TimeInterval,
+    public static func animateWithRepeatition(_ duration: TimeInterval,
                                        animations: (() -> Void)!,
                                        delay: TimeInterval = 0,
                                        options: UIView.AnimationOptions = [],
                                        withComplection completion: (() -> Void)! = {}) {
         
         var optionsWithRepeatition = options
-        optionsWithRepeatition.insert([.autoreverse, .repeat])
+        optionsWithRepeatition.insert([.autoreverse, .repeat, .allowUserInteraction])
         
         self.animate(
             duration,

Example/stork-controller/Frameworks/SparrowKit/Animation/SPAnimationAlpha.swift

@@ -23,11 +23,11 @@ import UIKit
 
 public class SPAnimationAlpha {
     
-    fileprivate static let durationListAnimation: TimeInterval = 0.45
-    fileprivate static let coefLenthForTransition: CGFloat = 2.8
-    fileprivate static let delayPerItem: TimeInterval = 0.09
+    public static let durationListAnimation: TimeInterval = 0.45
+    public static let coefLenthForTransition: CGFloat = 2.8
+    public static let delayPerItem: TimeInterval = 0.09
 
-    static func hideList(_ duration: TimeInterval = durationListAnimation,
+    public static func hideList(_ duration: TimeInterval = durationListAnimation,
                          views: [UIView],
                          delayPerItem: TimeInterval = delayPerItem,
                          withComplection completion: (() -> Void)! = {}) {
@@ -51,7 +51,7 @@ public class SPAnimationAlpha {
         }
     }
     
-    static func hideReverseList(_ duration: TimeInterval = durationListAnimation,
+    public static func hideReverseList(_ duration: TimeInterval = durationListAnimation,
                          views: [UIView],
                          delayPerItem: TimeInterval = delayPerItem,
                          withComplection completion: (() -> Void)! = {}) {
@@ -76,7 +76,7 @@ public class SPAnimationAlpha {
         }
     }
     
-    static func showList(_ duration: TimeInterval = durationListAnimation,
+    public static func showList(_ duration: TimeInterval = durationListAnimation,
                          views: [UIView],
                          delayPerItem: TimeInterval = delayPerItem,
                          withComplection completion: (() -> Void)! = {}) {

Example/stork-controller/Frameworks/SparrowKit/Animation/SPAnimationSpring.swift

@@ -23,10 +23,10 @@ import UIKit
 
 public class SPAnimationSpring {
     
-    fileprivate static let spring: CGFloat = 1
-    fileprivate static let velocity: CGFloat = 1
+    public static let spring: CGFloat = 1
+    public static let velocity: CGFloat = 1
     
-    static func animate(_ duration: TimeInterval,
+    public static func animate(_ duration: TimeInterval,
                         animations: (() -> Void)!,
                         delay: TimeInterval = 0,
                         spring: CGFloat = spring,
@@ -47,7 +47,7 @@ public class SPAnimationSpring {
         })
     }
     
-    static func animateWithRepeatition(_ duration: TimeInterval,
+    public static func animateWithRepeatition(_ duration: TimeInterval,
                                        animations: (() -> Void)!,
                                        delay: TimeInterval = 0,
                                        spring: CGFloat = spring,

Example/stork-controller/Frameworks/SparrowKit/Animation/SPAnimationUpward.swift

@@ -23,11 +23,11 @@ import UIKit
 
 public class SPAnimationUpward {
     
-    fileprivate static let durationListAnimation: TimeInterval = 0.45
-    fileprivate static let coefLenthForTransition: CGFloat = 2.8
-    fileprivate static let delayPerItem: TimeInterval = 0.09
+    public static let durationListAnimation: TimeInterval = 0.45
+    public static let coefLenthForTransition: CGFloat = 2.8
+    public static let delayPerItem: TimeInterval = 0.09
     
-    static func hide(_ duration: TimeInterval,
+    public static func hide(_ duration: TimeInterval,
                    view: UIView,
                    delay: TimeInterval = 0,
                    withComplection completion: (() -> Void)! = {}) {
@@ -48,7 +48,7 @@ public class SPAnimationUpward {
         })
     }
     
-    static func hideList(_ duration: TimeInterval = durationListAnimation,
+    public static func hideList(_ duration: TimeInterval = durationListAnimation,
                        views: [UIView],
                        delayPerItem: TimeInterval = delayPerItem,
                        withComplection completion: (() -> Void)! = {}) {
@@ -69,7 +69,7 @@ public class SPAnimationUpward {
         
     }
     
-    static func show(_ duration: TimeInterval,
+    public static func show(_ duration: TimeInterval,
                    view: UIView,
                    delay: TimeInterval = 0,
                    withComplection completion: (() -> Void)! = {}) {
@@ -93,7 +93,7 @@ public class SPAnimationUpward {
         })
     }
     
-    static func showList(_ duration: TimeInterval = durationListAnimation,
+    public static func showList(_ duration: TimeInterval = durationListAnimation,
                        views: [UIView],
                        delayPerItem: TimeInterval = delayPerItem,
                        options: UIView.AnimationOptions = [],

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

@@ -0,0 +1,76 @@
+// 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 StoreKit
+
+struct SPApp {
+    
+    public static var udid: String? {
+        return UIDevice.current.identifierForVendor?.uuidString
+    }
+    
+    public static var displayName: String? {
+        return Bundle.main.object(forInfoDictionaryKey: "CFBundleDisplayName") as? String
+    }
+    
+    public static var rootController: UIViewController? {
+        return UIApplication.shared.keyWindow?.rootViewController
+    }
+    
+    public static var safeArea: UIEdgeInsets {
+        if #available(iOS 11.0, *) {
+            return UIApplication.shared.keyWindow?.safeArea ?? UIEdgeInsets.zero
+        } else {
+            return UIEdgeInsets.zero
+        }
+    }
+    
+    public static func set(rootController: UIViewController, animatable: Bool = true) {
+        
+        rootController.view.frame = UIScreen.main.bounds
+        
+        let replaceRootViewController = {
+            UIApplication.shared.keyWindow?.rootViewController = rootController
+        }
+        
+        if animatable {
+            UIView.transition(
+                with: UIApplication.shared.keyWindow ?? UIWindow(),
+                duration: 0.5,
+                options: UIView.AnimationOptions.transitionCrossDissolve,
+                animations: {
+                    replaceRootViewController()
+            }, completion: nil)
+        } else {
+            replaceRootViewController()
+        }
+    }
+    
+    public static func set(elementsColor: UIColor) {
+        UINavigationController.elementsColor = elementsColor
+        UIAlertController.elementsColor = elementsColor
+        UITabBarController.elementsColor = elementsColor
+        UITabBar.appearance().tintColor = elementsColor
+    }
+    
+    private init() {}
+}

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

@@ -21,25 +21,24 @@
 
 import UIKit
 
-struct SPLaunch {
+extension SPApp {
     
-    static func run() {
-        self.count += 1
-    }
-    
-    static var count: Int {
-        get {
-            return UserDefaults.standard.value(forKey: "SPLaunchCount") as? Int ?? 0
+    public struct Badge {
+        
+        public static var number: Int {
+            get {
+                return UIApplication.shared.applicationIconBadgeNumber
+            }
+            set {
+                UIApplication.shared.applicationIconBadgeNumber = newValue
+            }
         }
-        set {
-            UserDefaults.standard.set(newValue, forKey: "SPLaunchCount")
+        
+        public static func reset() {
+            UIApplication.shared.applicationIconBadgeNumber = 0
         }
+        
+        private init() {}
     }
-    
-    static var isFirstOpen: Bool {
-        return (self.count == 1) || (self.count == 0)
-    }
-    
-    
-    private init() {}
 }
+

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

@@ -21,31 +21,27 @@
 
 import UIKit
 
-extension CGRect {
+extension SPApp {
     
-    var bottomXPosition: CGFloat {
-        get {
-            return self.origin.x + self.width
+    public struct Launch {
+        
+        public static func run() {
+            self.count += 1
         }
-        set {
-            self.origin.x = newValue - self.width
+        
+        public static var count: Int {
+            get {
+                return UserDefaults.standard.value(forKey: "SPLaunchCount") as? Int ?? 0
+            }
+            set {
+                UserDefaults.standard.set(newValue, forKey: "SPLaunchCount")
+            }
         }
-    }
-    
-    var bottomYPosition: CGFloat {
-        get {
-            return self.origin.y + self.height
+        
+        public static var isFirstLaunch: Bool {
+            return (self.count == 1) || (self.count == 0)
         }
-        set {
-            self.origin.y = newValue - self.height
-        }
-    }
-    
-    var minSideSize: CGFloat {
-        return min(self.width, self.height)
-    }
-    
-    var isWidthLessThanHeight: Bool {
-        return self.width < self.height
+        
+        private init() {}
     }
 }

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

@@ -0,0 +1,86 @@
+// 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 SafariServices
+
+extension SPApp {
+    
+    public static func open(app: SPSystemApp) {
+        switch app {
+        case SPSystemApp.photos:
+            guard let settingsUrl = URL(string: "photos-redirect://") else {
+                return
+            }
+            
+            if UIApplication.shared.canOpenURL(settingsUrl) {
+                if #available(iOS 10.0, *) {
+                    UIApplication.shared.open(settingsUrl, completionHandler: { (success) in
+                        print("SPApp - Photos opened: \(success)")
+                    })
+                } else {
+                    UIApplication.shared.openURL(settingsUrl as URL)
+                }
+            } else {
+                print("SPApp - Photos not opened")
+            }
+        case SPSystemApp.setting:
+            DispatchQueue.main.async {
+                guard let settingsUrl = URL(string: UIApplication.openSettingsURLString) else {
+                    return
+                }
+                
+                if UIApplication.shared.canOpenURL(settingsUrl) {
+                    if #available(iOS 10.0, *) {
+                        UIApplication.shared.open(settingsUrl, completionHandler: { (success) in
+                            print("SPApp - Settings opened: \(success)")
+                        })
+                    } else {
+                        UIApplication.shared.openURL(settingsUrl as URL)
+                    }
+                } else {
+                    print("SPApp - Settings not opened")
+                }
+            }
+        }
+    }
+    
+    public static func open(link: String, redirect: Bool) {
+        
+        guard let url = URL(string: link) else {
+            print("SPOpener - can not create URL")
+            return
+        }
+        
+        if redirect {
+            UIApplication.shared.open(url, options: convertToUIApplicationOpenExternalURLOptionsKeyDictionary([:]), completionHandler: nil)
+        } else {
+            if let rootController = SPApp.rootController {
+                let safariController = SFSafariViewController.init(url: url)
+                rootController.present(safariController, animated: true, completion: nil)
+            }
+        }
+    }
+}
+
+fileprivate func convertToUIApplicationOpenExternalURLOptionsKeyDictionary(_ input: [String: Any]) -> [UIApplication.OpenExternalURLOptionsKey: Any] {
+    return Dictionary(uniqueKeysWithValues: input.map { key, value in (UIApplication.OpenExternalURLOptionsKey(rawValue: key), value)})
+}

Example/stork-controller/Frameworks/SparrowKit/AppStore/SPAppStore.swift

@@ -24,12 +24,12 @@ import StoreKit
 
 struct SPAppStore {
     
-    static func link(appID: String) -> String {
+    public static func link(appID: String) -> String {
         return "https://itunes.apple.com/by/app/id" + appID
     }
     
-    static func open(appID: String) {
-        if let url = URL(string: "itms-apps://itunes.apple.com/app/id\(appID)"),
+    public static func open(app id: String) {
+        if let url = URL(string: "itms-apps://itunes.apple.com/app/id\(id)"),
             UIApplication.shared.canOpenURL(url) {
             if #available(iOS 10.0, *) {
                 UIApplication.shared.open(url, options: convertToUIApplicationOpenExternalURLOptionsKeyDictionary([:]), completionHandler: nil)
@@ -39,7 +39,7 @@ struct SPAppStore {
         }
     }
     
-    static func requestReview(appID: String, force: Bool) {
+    public static func requestReview(appID: String, force: Bool) {
         if force {
             if let url = URL(string: "itms-apps://itunes.apple.com/us/app/apple-store/id\(appID)?mt=8&action=write-review"),
                 UIApplication.shared.canOpenURL(url) {
@@ -56,7 +56,13 @@ struct SPAppStore {
         }
     }
     
-    static func isUpdateAvailable(completion: @escaping (Bool)->()) {
+    public static func requestReview() {
+        if #available(iOS 10.3, *) {
+            SKStoreReviewController.requestReview()
+        }
+    }
+    
+    public static func isUpdateAvailable(completion: @escaping (Bool)->()) {
         
         guard let info = Bundle.main.infoDictionary,
             let currentVersion = info["CFBundleShortVersionString"] as? String,
@@ -128,7 +134,6 @@ extension String {
     }
 }
 
-// Helper function inserted by Swift 4.2 migrator.
 fileprivate func convertToUIApplicationOpenExternalURLOptionsKeyDictionary(_ input: [String: Any]) -> [UIApplication.OpenExternalURLOptionsKey: Any] {
 	return Dictionary(uniqueKeysWithValues: input.map { key, value in (UIApplication.OpenExternalURLOptionsKey(rawValue: key), value)})
 }

Example/stork-controller/Frameworks/SparrowKit/Audio/SPAudio.swift

@@ -24,19 +24,18 @@ import AVFoundation
 
 public struct SPAudio {
     
-    static func notStopBackgroundMusic() {
+    public static func notStopBackgroundMusic() {
         do {
             try AVAudioSession.sharedInstance().setCategory(AVAudioSession.Category(rawValue: convertFromAVAudioSessionCategory(AVAudioSession.Category.ambient)), mode: AVAudioSession.Mode.default)
             try AVAudioSession.sharedInstance().setActive(true)
         } catch {
-            
+            print("SPAudio - notStopBackgroundMusic, error")
         }
     }
     
     private init() {}
 }
 
-// Helper function inserted by Swift 4.2 migrator.
 fileprivate func convertFromAVAudioSessionCategory(_ input: AVAudioSession.Category) -> String {
 	return input.rawValue
 }

Example/stork-controller/Frameworks/SparrowKit/Audio/SPAudioPlayer.swift

@@ -27,7 +27,7 @@ public class SPAudioPlayer: NSObject, AVAudioPlayerDelegate {
     fileprivate var player: AVAudioPlayer = AVAudioPlayer()
     fileprivate var endPlayingComplection: (()->())? = nil
     
-    func play(fileName: String, complection: (()->())? = nil) {
+    public func play(fileName: String, complection: (()->())? = nil) {
         self.endPlayingComplection?()
         self.player = AVAudioPlayer()
         let url = Bundle.main.url(forResource: fileName, withExtension: nil)
@@ -47,7 +47,7 @@ public class SPAudioPlayer: NSObject, AVAudioPlayerDelegate {
         }
     }
     
-    func stop() {
+    public func stop() {
         player.stop()
     }
     

Example/stork-controller/Frameworks/SparrowKit/Bufer/SPBufer.swift

@@ -23,7 +23,7 @@ import UIKit
 
 struct SPBufer {
     
-    static var text: String? {
+    public static var text: String? {
         get {
             return UIPasteboard.general.string
         }

Example/stork-controller/Frameworks/SparrowKit/Code Draw/SPCodeDraw.swift

@@ -21,4 +21,4 @@
 
 import UIKit
 
-struct SPCodeDraw { private init(){} }
+public struct SPCodeDraw { private init() {} }

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

@@ -21,7 +21,22 @@
 
 import UIKit
 
-public struct SPStyleKit {
+public struct SPConstraints {
+    
+    public static func setEqualSizeSuperview(for view: UIView) {
+        if let superView = view.superview {
+            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 init() {}
 }
+
+
+       

Example/stork-controller/Frameworks/SparrowKit/Delay/SPDelay.swift

@@ -21,7 +21,7 @@
 
 import Foundation
 
-public func delay(_ delay:Double, closure:@escaping ()->()) {
+public func delay(_ delay:Double, closure: @escaping ()->()) {
     let when = DispatchTime.now() + delay
     DispatchQueue.main.asyncAfter(deadline: when) {
         closure()

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

@@ -21,19 +21,19 @@
 
 import UIKit
 
-struct SPDevice {
+public struct SPDevice {
     
-    static var isIphone: Bool {
-        return UIDevice.current.isIphone
+    public static var iphone: Bool {
+        return UIDevice.current.userInterfaceIdiom == .phone
     }
     
-    static var isIpad: Bool {
-        return UIDevice.current.isIpad
+    public static var ipad: Bool {
+        return UIDevice.current.userInterfaceIdiom == .pad
     }
     
-    struct Orientation {
+    public struct Orientation {
         
-        static var isPortrait: Bool {
+        public static var isPortrait: Bool {
             var isPortraitOrientation = true
             if UIDevice.current.orientation.isValidInterfaceOrientation {
                 if UIDevice.current.orientation.isPortrait {

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

@@ -23,13 +23,14 @@ import UIKit
 
 struct SPDownloader {
     
-    static func image(link: String, withComplection complection: @escaping (UIImage?) -> ()) {
+    public static func image(link: String, withComplection complection: @escaping (UIImage?) -> ()) {
         guard let url = URL(string: link) else {
             DispatchQueue.main.async {
                 complection(nil)
             }
             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

@@ -23,23 +23,18 @@ import Foundation
 
 extension Array {
     
-    func takeElements(count: Int) -> Array {
-        if (count < self.count) {
-            return Array(self[0..<count])
-        }
+    public func get(count: Int) -> Array {
+        if (count < self.count) { return Array(self[0..<count]) }
         return Array(self)
     }
 }
 
 extension Array where Element: Equatable {
     
-    mutating func removeDuplicates() {
+    public 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
     }
@@ -47,10 +42,8 @@ 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]
-        }
+    public func after(item: Element) -> Element? {
+        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

@@ -0,0 +1,51 @@
+// 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 CGRect {
+    
+    public var bottomX: CGFloat {
+        get { return self.origin.x + self.width }
+        set { self.origin.x = newValue - self.width }
+    }
+    
+    public var bottomY: CGFloat {
+        get { return self.origin.y + self.height }
+        set { self.origin.y = newValue - self.height }
+    }
+    
+    public var minSide: CGFloat {
+        return min(self.width, self.height)
+    }
+    
+    public mutating func set(width: CGFloat) {
+        self = CGRect.init(x: self.origin.x, y: self.origin.y, width: width, height: self.height)
+    }
+    
+    public mutating func set(height: CGFloat) {
+        self = CGRect.init(x: self.origin.x, y: self.origin.y, width: self.width, height: height)
+    }
+    
+    public mutating func set(width: CGFloat, height: CGFloat) {
+        self = CGRect.init(x: self.origin.x, y: self.origin.y, width: width, height: height)
+    }
+}

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

@@ -23,15 +23,15 @@ import UIKit
 
 extension CGSize {
     
-    func resize(newWidth: CGFloat) -> CGSize {
+    public 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 {
+    public 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/SPDateExtenshion.swift

@@ -23,10 +23,16 @@ import Foundation
 
 extension Date {
     
-    func formatted(as dateFormat: String) -> String {
-        
+    public func format(mask: String) -> String {
         let dateFormatter = DateFormatter()
-        dateFormatter.dateFormat = dateFormat
+        dateFormatter.dateFormat = mask
         return dateFormatter.string(from: self)
     }
+    
+    public static func create(from value: String) -> Date? {
+        let formatter = DateFormatter()
+        formatter.dateFormat = "dd.MM.yyyy HH:mm"
+        let date = formatter.date(from: value)
+        return date
+    }
 }

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

@@ -24,63 +24,65 @@ import UIKit
 
 extension String {
     
-    mutating func dropLast(substring: String) {
+    public var digits: String {
+        return components(separatedBy: CharacterSet.decimalDigits.inverted).joined()
+    }
+    
+    public mutating func dropLast(substring: String) {
         if self.hasSuffix(substring) {
             self = String(dropLast(substring.count))
         }
     }
     
-    mutating func dropFirst(substring: String) {
+    public mutating func dropFirst(substring: String) {
         if self.hasPrefix(substring) {
             self = String(dropFirst(substring.count))
         }
     }
     
-    func uppercasedFirstLetter() -> String {
+    public func uppercasedFirstLetter() -> String {
         let lowercaseSctring = self.lowercased()
         return lowercaseSctring.prefix(1).uppercased() + lowercaseSctring.dropFirst()
     }
     
-    mutating func uppercaseFirstLetter() {
+    public mutating func uppercaseFirstLetter() {
         self = self.uppercasedFirstLetter()
     }
     
-    func removeAllSpaces() -> String {
+    public func removeAllSpaces() -> String {
          return self.components(separatedBy: .whitespaces).joined()
     }
     
-    mutating func removeAllSpaces() {
+    public mutating func removeAllSpaces() {
         self = self.removeAllSpaces()
     }
     
-    var isEmail: Bool {
+    public var isEmail: Bool {
         let emailRegEx = "[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,64}"
         let emailTest = NSPredicate(format:"SELF MATCHES %@", emailRegEx)
         return emailTest.evaluate(with: self)
     }
     
-    var isLink: Bool {
+    public var isLink: Bool {
         if let url = URL(string: self) {
             return UIApplication.shared.canOpenURL(url)
         }
         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
-            }
-        }
+    public var isEmpty: Bool {
+        return (self.removeAllSpaces() == "")
     }
     
-    mutating func replace(_ replacingString: String, with newString: String) {
+    public var words: [String] {
+        return components(separatedBy: .punctuationCharacters).joined().components(separatedBy: .whitespaces)
+    }
+    
+    public mutating func replace(_ replacingString: String, with newString: String) {
         self = self.replacingOccurrences(of: replacingString, with: newString)
     }
+    
+    public func replace(_ replacingString: String, with newString: String) -> String {
+        return self.replacingOccurrences(of: replacingString, with: newString)
+    }
 }

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

@@ -23,7 +23,7 @@ import UIKit
 
 extension UITextField {
     
-    @IBInspectable var placeholderColor: UIColor? {
+    @IBInspectable public var placeholderColor: UIColor? {
         get {
             return self.placeholderColor
         }

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

@@ -23,7 +23,7 @@ import UIKit
 
 extension UIAlertController {
     
-    static var elementsColor: UIColor {
+    public static var elementsColor: UIColor {
         get {
             return UIView.appearance(whenContainedInInstancesOf: [UIAlertController.self]).tintColor
         }
@@ -39,13 +39,12 @@ extension UIAlertController {
             preferredStyle: .alert
         )
         
-        if cancelButtonTitle != nil {
-            ac.addAction(UIAlertAction.init(
-                title: cancelButtonTitle!,
-                style: UIAlertAction.Style.cancel,
-                handler: nil)
-            )
-        }
+        guard cancelButtonTitle != nil else { return }
+        ac.addAction(UIAlertAction.init(
+            title: cancelButtonTitle!,
+            style: UIAlertAction.Style.cancel,
+            handler: nil)
+        )
         
         ac.addAction(UIAlertAction.init(
             title: buttonTitle,
@@ -64,10 +63,8 @@ extension UIAlertController {
             preferredStyle: .actionSheet
         )
         
-        var style = UIAlertAction.Style.default
-        if isDestructive {
-            style = .destructive
-        }
+        let style = isDestructive ? .destructive : UIAlertAction.Style.default
+
         ac.addAction(UIAlertAction.init(
             title: buttonTitle,
             style: style,
@@ -76,28 +73,34 @@ extension UIAlertController {
         }))
         ac.addAction(UIAlertAction.init(
             title: cancelButtonTitle,
-            style: UIAlertAction.Style.default,
+            style: UIAlertAction.Style.cancel,
             handler: { (action) in
                 complection(false)
         }))
-        
         viewController.present(ac, animated: true, completion: nil)
     }
 }
 
 extension UIAlertController {
     
-    func addAction(title: String, complection: @escaping ()->()) {
+    public func addAction(title: String, complection: @escaping ()->()) {
         let action = UIAlertAction(title: title, style: .default) { (action) in
             complection()
         }
         self.addAction(action)
     }
     
-    func addDestructiveAction(title: String, complection: @escaping ()->()) {
+    public func addDestructiveAction(title: String, complection: @escaping ()->()) {
         let action = UIAlertAction(title: title, style: .destructive) { (action) in
             complection()
         }
         self.addAction(action)
     }
+    
+    public func addCancelAction(title: String, complection: @escaping ()->() = {}) {
+        let action = UIAlertAction(title: title, style: .cancel) { (action) in
+            complection()
+        }
+        self.addAction(action)
+    }
 }

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

@@ -23,7 +23,7 @@ import UIKit
 
 extension UIButton {
     
-    typealias UIButtonTargetClosure = () -> ()
+    public typealias UIButtonTargetClosure = () -> ()
     
     private class ClosureWrapper: NSObject {
         let closure: UIButtonTargetClosure
@@ -47,7 +47,7 @@ extension UIButton {
         }
     }
     
-    func target(_ action: @escaping UIButtonTargetClosure) {
+    public func target(_ action: @escaping UIButtonTargetClosure) {
         targetClosure = action
         addTarget(self, action: #selector(UIButton.targetAction), for: .touchUpInside)
     }
@@ -60,37 +60,41 @@ extension UIButton {
 
 extension UIButton {
     
-    func setTitle(_ title: String) {
+    public func setTitle(_ title: String, color: UIColor? = nil) {
         self.setTitle(title, for: .normal)
+        if let color = color {
+            self.setTitleColor(color)
+        }
     }
     
-    func setTitleColor(_ color: UIColor) {
-        self.setTitleColorForNoramlAndHightlightedStates(color: color)
+    public func setTitleColor(_ color: UIColor) {
+        self.setTitleColor(color, for: .normal)
+        self.setTitleColor(color.withAlphaComponent(0.7), for: .highlighted)
     }
     
-    func removeAllTargets() {
+    public func setImage(_ image: UIImage) {
+        self.setImage(image, for: .normal)
+        self.imageView?.contentMode = .scaleAspectFit
+    }
+    
+    public func removeAllTargets() {
         self.removeTarget(nil, action: nil, for: .allEvents)
     }
     
-    func showText(_ text: String, withComplection completion: (() -> Void)! = {}) {
+    public 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: {
@@ -101,15 +105,12 @@ extension UIButton {
         })
     }
     
-    func setAnimatableText(_ text: String, withComplection completion: (() -> Void)! = {}) {
-        
-        SPAnimation.animate(0.2,
-                            animations: {
-                                self.titleLabel?.alpha = 0
+    public func setAnimatableText(_ text: String, withComplection completion: (() -> Void)! = {}) {
+        SPAnimation.animate(0.3, animations: {
+            self.titleLabel?.alpha = 0
         }, withComplection: {
             self.setTitle(text, for: .normal)
-            
-            SPAnimation.animate(0.2, animations: {
+            SPAnimation.animate(0.3, animations: {
                 self.titleLabel?.alpha = 1
             }, withComplection: {   
                 completion()
@@ -117,26 +118,19 @@ extension UIButton {
         })
     }
     
-    func hideContent(completion: (() -> Void)! = {}) {
-        SPAnimation.animate(0.2,
-                            animations: {
-                                self.titleLabel?.alpha = 0
+    public func hideContent(completion: (() -> Void)! = {}) {
+        SPAnimation.animate(0.25, animations: {
+            self.titleLabel?.alpha = 0
         }, withComplection: {
              completion()
         })
     }
     
-    func showContent(completion: (() -> Void)! = {}) {
-        SPAnimation.animate(0.2,
-                            animations: {
-                                self.titleLabel?.alpha = 1
+    public func showContent(completion: (() -> Void)! = {}) {
+        SPAnimation.animate(0.25, 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/SPUICollectionViewExtenshion.swift

@@ -23,7 +23,7 @@ import UIKit
 
 extension UICollectionView {
     
-    var currentIndexCellPath: IndexPath? {
+    public var currentIndexCellPath: IndexPath? {
         let visibleRect = CGRect(origin: self.contentOffset, size: self.bounds.size)
         let visiblePoint = CGPoint.init(x: visibleRect.midX, y: visibleRect.midY)
         let visibleIndexPath = self.indexPathForItem(at: visiblePoint)

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

@@ -23,7 +23,7 @@ import UIKit
 
 public extension UIColor {
     
-    convenience init(hex: String) {
+    public convenience init(hex: String) {
         var red:   CGFloat = 0.0
         var green: CGFloat = 0.0
         var blue:  CGFloat = 0.0

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

@@ -0,0 +1,61 @@
+// 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 extension UIFont {
+    
+    public static func system(weight: FontWeight, size: CGFloat) -> UIFont {
+        return UIFont.systemFont(ofSize: size, weight: self.weight(for: weight))
+    }
+    
+    private static func weight(for weight: FontWeight) -> UIFont.Weight {
+        switch weight {
+        case .ultraLight:
+            return UIFont.Weight.ultraLight
+        case .light:
+            return UIFont.Weight.light
+        case .medium:
+            return UIFont.Weight.medium
+        case .regular:
+            return UIFont.Weight.regular
+        case .bold:
+            return UIFont.Weight.bold
+        case .demiBold:
+            return UIFont.Weight.semibold
+        case .heavy:
+            return UIFont.Weight.heavy
+        default:
+            return UIFont.Weight.regular
+        }
+    }
+    
+    public enum FontWeight {
+        case regular
+        case medium
+        case light
+        case ultraLight
+        case heavy
+        case bold
+        case demiBold
+        case none
+    }
+}

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

@@ -21,22 +21,23 @@
 
 import UIKit
 
-class SPImageCollectionViewCell: SPCollectionContainerCell<SPDownloadingImageView> {
+public extension UIImage {
     
-    override init(frame: CGRect) {
-        super.init(frame: frame)
-        self.view.layer.cornerRadius = 10
-        self.view.contentMode = .scaleAspectFill
-        self.view.setNativeStyle()
+    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!
     }
     
-    required public init?(coder aDecoder: NSCoder) {
-        fatalError("init(coder:) has not been implemented")
+    var alwaysOriginal: UIImage {
+        return self.withRenderingMode(.alwaysOriginal)
     }
     
-    override func prepareForReuse() {
-        super.prepareForReuse()
-        self.view.contentMode = .scaleAspectFill
-        self.view.setLoadingMode()
+    var alwaysTemplate: UIImage {
+        return self.withRenderingMode(.alwaysTemplate)
     }
 }

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.borderColor = SPNativeColors.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/SPUILabelExtenshion.swift

@@ -23,7 +23,7 @@ import UIKit
 
 public extension UILabel {
     
-    func setShadowOffsetForLetters(blurRadius: CGFloat = 0, widthOffset: CGFloat = 0, heightOffset: CGFloat, opacity: CGFloat) {
+    public func setShadowOffsetForLetters(blurRadius: CGFloat = 0, widthOffset: CGFloat = 0, heightOffset: CGFloat, opacity: CGFloat) {
         self.layer.shadowRadius = blurRadius
         self.layer.shadowOffset = CGSize(
             width: widthOffset,
@@ -32,25 +32,45 @@ public extension UILabel {
         self.layer.shadowOpacity = Float(opacity)
     }
     
-    func setShadowOffsetFactorForLetters(blurRadius: CGFloat = 0, widthOffsetFactor: CGFloat = 0, heightOffsetFactor: CGFloat, opacity: CGFloat) {
+    public func setShadowOffsetFactorForLetters(blurRadius: CGFloat = 0, widthOffsetFactor: CGFloat = 0, heightOffsetFactor: CGFloat, opacity: CGFloat) {
         let widthOffset = widthOffsetFactor * self.frame.width
         let heightOffset = heightOffsetFactor * self.frame.height
         self.setShadowOffsetForLetters(blurRadius: blurRadius, widthOffset: widthOffset, heightOffset: heightOffset, opacity: opacity)
     }
     
-    func removeShadowForLetters() {
+    public func removeShadowForLetters() {
         self.setShadowOffsetForLetters(blurRadius: 0, widthOffset: 0, heightOffset: 0, opacity: 0)
     }
     
-    func setCenteringAlignment() {
+    public func setCenterAlignment() {
         self.textAlignment = .center
         self.baselineAdjustment = .alignCenters
     }
     
-    func setLettersSpacing(_ value: CGFloat) {
+    public func setLettersSpacing(_ value: CGFloat) {
         if let textString = text {
             let attrs: [NSAttributedString.Key : Any] = [.kern: value]
             attributedText = NSAttributedString(string: textString, attributes: attrs)
         }
     }
+    
+    public func setLineSpacing(_ lineSpacing: CGFloat = 0.0, lineHeightMultiple: CGFloat = 0.0) {
+        
+        guard let labelText = self.text else { return }
+        
+        let paragraphStyle = NSMutableParagraphStyle()
+        paragraphStyle.lineSpacing = lineSpacing
+        paragraphStyle.lineHeightMultiple = lineHeightMultiple
+        
+        let attributedString:NSMutableAttributedString
+        if let labelattributedText = self.attributedText {
+            attributedString = NSMutableAttributedString(attributedString: labelattributedText)
+        } else {
+            attributedString = NSMutableAttributedString(string: labelText)
+        }
+        
+        attributedString.addAttribute(NSAttributedString.Key.paragraphStyle, value:paragraphStyle, range:NSMakeRange(0, attributedString.length))
+        
+        self.attributedText = attributedString
+    }
 }

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

@@ -23,9 +23,13 @@ import UIKit
 
 extension UINavigationController {
     
-    static var elementsColor: UIColor {
+    public static var elementsColor: UIColor {
         get {
-            return UINavigationBar.appearance().tintColor
+            if UINavigationBar.appearance().tintColor != nil {
+                return UINavigationBar.appearance().tintColor
+            } else {
+                return SPNativeColors.blue
+            }
         }
         set {
             UINavigationBar.appearance().tintColor = newValue

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

@@ -21,35 +21,32 @@
 
 import UIKit
 
-extension UIWindow {
+extension UITabBarController {
     
-    static var key: UIWindow? {
-        return UIApplication.shared.keyWindow
+    public static var elementsColor: UIColor {
+        get {
+            if UITabBar.appearance().tintColor != nil {
+                return UITabBar.appearance().tintColor
+            } else {
+                return SPNativeColors.blue
+            }
+        }
+        set {
+            UINavigationBar.appearance().tintColor = newValue
+        }
     }
     
-    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
-        }
+    public func addTabBarItem(title: String, image: UIImage, selectedImage: UIImage? = nil, controller: UIViewController) {
         
-        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
-        }
+        let tabBarItem = UITabBarItem(
+            title: title,
+            image: image,
+            selectedImage: selectedImage ?? image
+        )
         
-        return bottomSafeArea
+        controller.tabBarItem = tabBarItem
+        
+        if self.viewControllers == nil { self.viewControllers = [controller] }
+        else { self.viewControllers?.append(controller) }
     }
 }

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

@@ -23,63 +23,37 @@ import UIKit
 
 extension UITableView {
     
-    var isEmpty: Bool {
+    public var isEmpty: Bool {
         return self.lastSectionWithRows == nil
     }
     
-    func isEmpty(section: Int) -> Bool {
+    public func isEmpty(section: Int) -> Bool {
         return self.numberOfRows(inSection: section) == 0
     }
     
-    var lastSection: Int {
+    public var lastSection: Int {
         return self.numberOfSections - 1
     }
     
-    var lastSectionWithRows: Int? {
-        
-        if self.numberOfSections == 0 {
-            return nil
-        }
-        
+    public var lastSectionWithRows: Int? {
+        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
-        }
-        
+    public var firstSectionWithRows: Int? {
+        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/SPUITableViewCellExtenshion.swift

@@ -27,13 +27,13 @@ extension UITableViewCell {
         return subviews.compactMap { $0 as? UIButton }.first
     }
     
-    var highlightedColor: UIColor? {
+    public var highlightedColor: UIColor? {
         get {
             return self.backgroundView?.backgroundColor
         }
         set {
             let backgroundView = UIView()
-            backgroundView.backgroundColor = SPNativeStyleKit.Colors.customGray
+            backgroundView.backgroundColor = SPNativeColors.customGray
             self.selectedBackgroundView = backgroundView
         }
     }

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

@@ -23,7 +23,7 @@ import UIKit
 
 extension UITextField {
     
-    var isEmptyText: Bool {
+    public var isEmptyText: Bool {
         get {
             if self.text == "" {
                 return true

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

@@ -24,49 +24,45 @@ import Photos
 
 extension UIViewController {
     
-    func present(_ viewControllerToPresent: UIViewController, completion: (() -> Swift.Void)? = nil) {
+    public func present(_ viewControllerToPresent: UIViewController, completion: (() -> Swift.Void)? = nil) {
         self.present(viewControllerToPresent, animated: true, completion: completion)
     }
     
-    @objc func dismiss() {
+    @objc public func dismiss() {
         self.dismiss(animated: true, completion: nil)
     }
     
-    func wrapToNavigationController(statusBar: SPStatusBar = .dark) -> UINavigationController {
+    public func wrapToNavigationController(statusBar: SPStatusBar = .dark) -> UINavigationController {
         let controller = SPStatusBarManagerNavigationController(rootViewController: self)
         controller.statusBar = statusBar
         return controller
     }
 }
 
-//MARK: - Keyboard
 extension UIViewController {
     
-    func dismissKeyboardWhenTappedAround() {
+    public func dismissKeyboardWhenTappedAround() {
         let tap: UITapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(UIViewController.dismissKeyboard))
         tap.cancelsTouchesInView = false
         view.addGestureRecognizer(tap)
     }
     
-    @objc func dismissKeyboard() {
+    @objc public func dismissKeyboard() {
         view.endEditing(true)
     }
 }
 
-//MARK: - Add image to Library
 extension UIViewController {
     
-    func save(image: UIImage) {
-        if SPPermission.isAllow(.photoLibrary) {
+    public func save(image: UIImage) {
+        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")
         }
     }
     
-    func saveVideo(url: String, complection: @escaping (Bool)->()) {
+    public func saveVideo(url: String, complection: @escaping (Bool)->()) {
         DispatchQueue.global(qos: .utility).async {
             let urls = URL(string: url)
             let urldata = try? Data(contentsOf: urls!)
@@ -94,7 +90,7 @@ extension UIViewController {
         }
     }
     
-    @objc func image(_ image: UIImage, didFinishSavingWithError error: Error?, contextInfo: UnsafeRawPointer) {
+    @objc public func image(_ image: UIImage, didFinishSavingWithError error: Error?, contextInfo: UnsafeRawPointer) {
         if let _ = error {
             self.imageSaved(isSuccses: false)
         } else {
@@ -102,15 +98,14 @@ extension UIViewController {
         }
     }
     
-    @objc func imageSaved(isSuccses: Bool) {
+    @objc public func imageSaved(isSuccses: Bool) {
         fatalError("SPUIViewControllerExtenshion - Need ovveride 'imageSaved' func")
     }
 }
 
-//MARK: - Navigation Bar
 extension UIViewController {
     
-    func setPrefersLargeNavigationTitle(_ title: String, smallScreenToSmallBar: Bool = true) {
+    public func setPrefersLargeNavigationTitle(_ title: String, smallScreenToSmallBar: Bool = true) {
         self.navigationItem.title = title
         if #available(iOS 11.0, *) {
             self.navigationItem.largeTitleDisplayMode = .automatic
@@ -124,43 +119,48 @@ extension UIViewController {
         }
     }
     
-    func setNavigationTitle(_ title: String, style: SPNavigationTitleStyle) {
+    public func setNavigationTitle(_ title: String, style: SPNavigationTitleStyle) {
         self.navigationItem.title = title
         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
+    public var safeArea: UIEdgeInsets {
+        if #available(iOS 11.0, *) {
+            return self.view.safeAreaInsets
+        } else {
+            return UIEdgeInsets.zero
+        }
     }
     
-    var bottomSafeArea: CGFloat {
-        return self.view.bottomSafeArea
-    }
-    
-    var navigationBarHeight: CGFloat {
+    public var navigationBarHeight: CGFloat {
         return self.navigationController?.navigationBar.frame.height ?? 0
     }
     
-    var statusBarHeight: CGFloat {
+    public static var statusBarHeight: CGFloat {
         return UIApplication.shared.statusBarFrame.height
     }
 }
 
 extension UIViewController {
     
-    var navigationTitleColor: UIColor? {
+    public var navigationTitleColor: UIColor? {
         get {
             return (self.navigationController?.navigationBar.titleTextAttributes?[NSAttributedString.Key.foregroundColor] as? UIColor) ?? nil
         }

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

@@ -21,49 +21,38 @@
 
 import UIKit
 
-// MARK: - layout
 public extension UIView {
     
-    var topSafeArea: CGFloat {
-        var topSafeArea: CGFloat = 0
-        if #available(iOS 11.0, *) {
-            topSafeArea = self.safeAreaInsets.top
+    public 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 }
         }
-        return topSafeArea
     }
+}
+
+public extension UIView {
     
-    var bottomSafeArea: CGFloat {
-        var bottomSafeArea: CGFloat = 0
+    public var safeArea: UIEdgeInsets {
         if #available(iOS 11.0, *) {
-            bottomSafeArea = self.safeAreaInsets.bottom
+            return self.safeAreaInsets
+        } else{
+            return UIEdgeInsets.zero
         }
-        return bottomSafeArea
     }
     
-    func setHeight(_ height: CGFloat) {
-        self.frame = CGRect.init(x: self.frame.origin.x, y: self.frame.origin.y, width: self.frame.width, height: height)
+    public func setBounds(_ view: UIView, withWidthFactor widthFactor: CGFloat = 1, maxWidth: CGFloat? = nil, withHeightFactor heightFactor: CGFloat = 1, maxHeight: CGFloat? = nil, withCentering: Bool = false) {
+        self.setBounds(view.bounds, withWidthFactor: widthFactor, maxWidth: maxWidth, withHeightFactor: heightFactor, maxHeight: maxHeight, withCentering: withCentering)
     }
     
-    func setWidth(_ width: CGFloat) {
-        self.frame = CGRect.init(x: self.frame.origin.x, y: self.frame.origin.y, width: width, height: self.frame.height)
-    }
-    
-    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) {
+    public func setBounds(_ 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)
         
@@ -73,28 +62,20 @@ public extension UIView {
         }
     }
     
-    func setEqualsBoundsFromSuperview(customWidth: CGFloat? = nil, customHeight: CGFloat? = nil) {
-        
-        if self.superview == nil {
-            return
-        }
-        
+    public func setSuperviewBounds(customWidth: CGFloat? = nil, customHeight: CGFloat? = nil) {
+        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))
+            self.frame = CGRect.init(origin: CGPoint.zero, size: CGSize.init(width: customWidth!, height: self.superview!.frame.height))
         }
-        
         if customHeight != nil {
-            self.frame = CGRect.init(origin: CGPoint.zero, size: CGSize.init(width: self.frame.width, height: customHeight!))
+            self.frame = CGRect.init(origin: CGPoint.zero, size: CGSize.init(width: self.superview!.frame.width, height: customHeight!))
         }
     }
     
-    func resize(newWidth width: CGFloat) {
+    public 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 +84,9 @@ public extension UIView {
         )
     }
     
-    func resize(newHeight height: CGFloat) {
+    public 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,
@@ -116,23 +95,27 @@ public extension UIView {
         )
     }
     
-    func setXCenteringFromSuperview() {
+    public func setYCenter() {
+        self.center.y = (self.superview?.frame.height ?? 0) / 2
+    }
+    
+    public func setXCenter() {
         self.center.x = (self.superview?.frame.width ?? 0) / 2
     }
     
-    func setToCenterInSuperview() {
+    public func setToCenter() {
         self.center = CGPoint.init(x: ((self.superview?.frame.width) ?? 0) / 2, y: ((self.superview?.frame.height) ?? 0) / 2)
     }
 }
 
 public extension UIView {
     
-    func setParalax(amountFactor: CGFloat) {
-        let amount = self.frame.minSideSize * amountFactor
+    public func setParalax(amountFactor: CGFloat) {
+        let amount = self.frame.minSide * amountFactor
         self.setParalax(amount: amount)
     }
     
-    func setParalax(amount: CGFloat) {
+    public func setParalax(amount: CGFloat) {
         self.motionEffects.removeAll()
         let horizontal = UIInterpolatingMotionEffect(keyPath: "center.x", type: .tiltAlongHorizontalAxis)
         horizontal.minimumRelativeValue = -amount
@@ -148,32 +131,22 @@ 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 {
+    public 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.setEqualSizeSuperview(for: gradeView)
         gradeView.alpha = alpha
         gradeView.backgroundColor = color
         return gradeView
     }
 }
 
-// MARK: - shadow
 extension UIView {
     
-    func setShadow(
+    public func setShadow(
         xTranslationFactor: CGFloat,
         yTranslationFactor: CGFloat,
         widthRelativeFactor: CGFloat,
@@ -188,14 +161,14 @@ extension UIView {
         let xTranslation = (self.frame.width - shadowWidth) / 2 + (self.frame.width * xTranslationFactor)
         let yTranslation = (self.frame.height - shadowHeight) / 2 + (self.frame.height * yTranslationFactor)
         
-        let cornerRadius = self.frame.minSideSize * cornerRadiusFactor
+        let cornerRadius = self.frame.minSide * cornerRadiusFactor
         
         let shadowPath = UIBezierPath.init(
             roundedRect: CGRect.init(x: xTranslation, y: yTranslation, width: shadowWidth, height: shadowHeight),
             cornerRadius: cornerRadius
         )
         
-        let blurRadius = self.frame.minSideSize * blurRadiusFactor
+        let blurRadius = self.frame.minSide * blurRadiusFactor
         
         self.layer.shadowColor = UIColor.black.cgColor
         self.layer.shadowOffset = CGSize.zero
@@ -205,7 +178,7 @@ extension UIView {
         self.layer.shadowPath = shadowPath.cgPath;
     }
     
-    func setShadow(
+    public func setShadow(
         xTranslation: CGFloat,
         yTranslation: CGFloat,
         widthRelativeFactor: CGFloat,
@@ -230,14 +203,14 @@ extension UIView {
         self.layer.shadowPath = shadowPath.cgPath
     }
     
-    func removeShadow() {
+    public func removeShadow() {
         self.layer.shadowColor = nil
         self.layer.shadowOffset = CGSize.zero
         self.layer.shadowOpacity = 0
         self.layer.shadowPath = nil
     }
     
-    func addShadowOpacityAnimation(to: CGFloat, duration: CFTimeInterval) {
+    public func addShadowOpacityAnimation(to: CGFloat, duration: CFTimeInterval) {
         let animation = CABasicAnimation(keyPath:"shadowOpacity")
         animation.timingFunction = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeOut)
         animation.fromValue = self.layer.cornerRadius
@@ -249,10 +222,9 @@ extension UIView {
     }
 }
 
-// MARK: - animation
 extension UIView {
     
-    func addCornerRadiusAnimation(to: CGFloat, duration: CFTimeInterval) {
+    public func addCornerRadiusAnimation(to: CGFloat, duration: CFTimeInterval) {
         let animation = CABasicAnimation(keyPath:"cornerRadius")
         animation.timingFunction = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeOut)
         animation.fromValue = self.layer.cornerRadius
@@ -262,33 +234,36 @@ extension UIView {
         self.layer.cornerRadius = to
     }
     
-    func show(duration: TimeInterval = 0.3) {
+    public func show(duration: TimeInterval = 0.3) {
         self.isHidden = false
         SPAnimation.animate(duration, animations: {
             self.alpha = 1
         })
     }
     
-    func hide(duration: TimeInterval = 0.3) {
+    public func hide(duration: TimeInterval = 0.3) {
         SPAnimation.animate(duration, animations: {
             self.alpha = 0
         }, withComplection: {
             self.isHidden = true
         })
     }
+    
+    public func removeAllAnimations() {
+        self.layer.removeAllAnimations()
+    }
 }
 
-// MARK: - corner radius
 extension UIView {
     
-    func roundCorners(_ corners: UIRectCorner, radius: CGFloat) {
+    public func roundCorners(_ corners: UIRectCorner, radius: CGFloat) {
         let path = UIBezierPath(roundedRect: self.bounds, byRoundingCorners: corners, cornerRadii: CGSize(width: radius, height: radius))
         let mask = CAShapeLayer()
         mask.path = path.cgPath
         self.layer.mask = mask
     }
     
-    func round() {
-        self.layer.cornerRadius = self.frame.minSideSize / 2
+    public func round() {
+        self.layer.cornerRadius = self.frame.minSide / 2
     }
 }

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
+    public 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
+    public 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/Extension/SPUserDefaultsExtenshion.swift

@@ -23,15 +23,15 @@ import Foundation
 
 extension UserDefaults {
     
-    func set(stringArray array: [String], forKey key: String) {
+    public func set(stringArray array: [String], forKey key: String) {
         self.set(array, forKey: key)
     }
     
-    func set(boolArray array: [Bool], forKey key: String) {
+    public func set(boolArray array: [Bool], forKey key: String) {
         self.set(array, forKey: key)
     }
     
-    func boolArray(forKey defaultName: String) -> [Bool] {
+    public func boolArray(forKey defaultName: String) -> [Bool] {
         return UserDefaults.standard.array(forKey: defaultName) as? [Bool] ?? []
     }
 }

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

@@ -21,22 +21,34 @@
 
 import UIKit
 
-class SPLayout {
+public struct SPLayout {
     
-    static func sizeWith(widthFactor: CGFloat, maxWidth: CGFloat, heightFactor: CGFloat, maxHeight: CGFloat, relativeSideFactor: CGFloat, from relativeSize: CGSize) -> CGSize {
+    public static func sizeWith(widthFactor: CGFloat, maxWidth: CGFloat?, heightFactor: CGFloat, maxHeight: CGFloat?, relativeSideFactor: CGFloat?, from size: CGSize) -> CGSize {
         
-        var widthArea = relativeSize.width * widthFactor
-        var heightArea = relativeSize.height * heightFactor
+        var widthArea = size.width * widthFactor
+        var heightArea = size.height * heightFactor
         
-        widthArea.setIfMore(when: maxWidth)
-        heightArea.setIfMore(when: maxHeight)
+        if let maxWidth = maxWidth {
+            widthArea.setIfMore(when: maxWidth)
+        }
+        
+        if let maxHeight = maxHeight {
+            heightArea.setIfMore(when: maxHeight)
+        }
         
         var prepareWidth = widthArea
-        var prepareHeight = widthArea / relativeSideFactor
-        if prepareHeight > heightArea {
-            prepareHeight = heightArea
-            prepareWidth = heightArea * relativeSideFactor
+        var prepareHeight = heightArea
+        
+        if let relativeSideFactor = relativeSideFactor {
+            prepareHeight = widthArea / relativeSideFactor
+            if prepareHeight > heightArea {
+                prepareHeight = heightArea
+                prepareWidth = heightArea * relativeSideFactor
+            }
         }
+        
         return CGSize.init(width: prepareWidth, height: prepareHeight)
     }
+    
+    private init() {}
 }

Example/stork-controller/Frameworks/SparrowKit/Local Authentication/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 {
+    
+    public 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
+            }
+        }
+    }
+    
+    public 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/Locale/SPLocale.swift

@@ -21,7 +21,7 @@
 
 import UIKit
 
-enum SPLocale: String, CaseIterable {
+public enum SPLocale: String, CaseIterable {
     
     case ru = "ru"
     case en = "en"

Example/stork-controller/Frameworks/SparrowKit/Mail/SPMail.swift

@@ -24,11 +24,11 @@ import MessageUI
 
 struct SPMail {
     
-    static var canSendEmail: Bool {
+    public static var canSendEmail: Bool {
         return MFMailComposeViewController.canSendMail()
     }
     
-    static func openMailApp(to email: String, subject: String? = nil, body: String? = nil) {
+    public static func openApp(to email: String, subject: String? = nil, body: String? = nil) {
         let parametrs = "mailto:\(email)?subject=\(subject ?? "")&body=\(body ?? "")".addingPercentEncoding(withAllowedCharacters: CharacterSet.urlQueryAllowed)
         
         if parametrs != nil {
@@ -40,7 +40,7 @@ struct SPMail {
         }
     }
     
-    static func mailDialog(to email: String, subject: String? = nil, body: String? = nil, on viewController: UIViewController) {
+    public static func dialog(to email: String, subject: String? = nil, body: String? = nil, on viewController: UIViewController) {
         let mailVC = MFMailComposeViewController()
         mailVC.mailComposeDelegate = SPMailSingltone.sharedInstance
 
@@ -69,7 +69,6 @@ struct SPMail {
     private init() {}
 }
 
-// Helper function inserted by Swift 4.2 migrator.
 fileprivate func convertToUIApplicationOpenExternalURLOptionsKeyDictionary(_ input: [String: Any]) -> [UIApplication.OpenExternalURLOptionsKey: Any] {
 	return Dictionary(uniqueKeysWithValues: input.map { key, value in (UIApplication.OpenExternalURLOptionsKey(rawValue: key), value)})
 }

Example/stork-controller/Frameworks/SparrowKit/Native/SPNativeColors.swift

@@ -0,0 +1,41 @@
+// 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 enum SPNativeColors {
+    
+    public static let red = UIColor.init(hex: "FF3B30")
+    public static let orange = UIColor.init(hex: "FF9500")
+    public static let yellow = UIColor.init(hex: "FFCC00")
+    public static let green = UIColor.init(hex: "4CD964")
+    public static let tealBlue = UIColor.init(hex: "5AC8FA")
+    public static let blue = UIColor.init(hex: "007AFF")
+    public static let purple = UIColor.init(hex: "5856D6")
+    public static let pink = UIColor.init(hex: "FF2D55")
+    public static let white = UIColor.init(hex: "FFFFFF")
+    public static let customGray = UIColor.init(hex: "EFEFF4")
+    public static let lightGray = UIColor.init(hex: "E5E5EA")
+    public static let lightGray2 = UIColor.init(hex: "D1D1D6")
+    public static let midGray = UIColor.init(hex: "C7C7CC")
+    public static let gray = UIColor.init(hex: "8E8E93")
+    public static let black = UIColor.init(hex: "000000")
+}

Example/stork-controller/Frameworks/SparrowKit/Notification/SPLocalNotification.swift

@@ -22,14 +22,14 @@
 import UIKit
 import UserNotifications
 
-struct SPLocalNotification {
+public struct SPLocalNotification {
     
-    static func add(from timeInterval: TimeInterval, body: String, title: String? = nil, identifier: String? = nil) {
+    public static func add(from timeInterval: TimeInterval, body: String, title: String? = nil, identifier: String? = nil) {
         
         let content = UNMutableNotificationContent()
         content.body = body
         content.title = title ?? ""
-        content.badge = NSNumber(value: SPBadge.number + 1)
+        content.badge = NSNumber(value: 1)
         content.sound = UNNotificationSound.default
         
         let trigger = UNTimeIntervalNotificationTrigger(timeInterval: timeInterval, repeats: false)
@@ -50,12 +50,12 @@ struct SPLocalNotification {
         }
     }
     
-    static func add(in date: Date, body: String, title: String? = nil, identifier: String? = nil) {
-        
+    public static func add(in date: Date, body: String, title: String? = nil, identifier: String? = nil) {
+
         let content = UNMutableNotificationContent()
         content.body = body
         content.title = title ?? ""
-        content.badge = NSNumber(value: SPBadge.number + 1)
+        content.badge = NSNumber(value: 1)
         content.sound = UNNotificationSound.default
         
         let triggerDate = Calendar.current.dateComponents([.year,.month,.day,.hour,.minute,.second,], from: date)
@@ -77,7 +77,7 @@ struct SPLocalNotification {
         }
     }
     
-    static func remove(identifier: String) {
+    public static func remove(identifier: String) {
         let center = UNUserNotificationCenter.current()
         center.removePendingNotificationRequests(withIdentifiers: [identifier])
     }

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

@@ -22,6 +22,7 @@
 import UIKit
 
 public extension String {
+    
     public static func random(count: Int) -> String {
         let strings = [
             "В доме кардинала от меня не было тайн; не раз видел я, как он усердно перелистывает старинные книги и жадно роется в пыли фамильных рукописей. Когда я как-то упрекнул его за бесполезные бессонные ночи, после которых он впадал в болезненное уныние, он взглянул на меня с горькой улыбкой и раскрыл передо мною историю города Рима. В этой книге, в двадцатой главе жизнеописания папы Александра Шестого, я прочел следующие строки, навсегда оставшиеся в моей памяти",
@@ -33,13 +34,8 @@ 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)))
     }
@@ -50,6 +46,7 @@ public extension Int {
 }
 
 public extension Double {
+    
     public static func random() -> Double {
         return Double(arc4random()) / 0xFFFFFFFF
     }
@@ -60,6 +57,7 @@ public extension Double {
 }
 
 public extension Float {
+    
     public static func random() -> Float {
         return Float(arc4random()) / 0xFFFFFFFF
     }
@@ -70,6 +68,7 @@ public extension Float {
 }
 
 public extension CGFloat {
+    
     public static func random() -> CGFloat {
         return CGFloat(Float(arc4random()) / 0xFFFFFFFF)
     }
@@ -80,8 +79,8 @@ public extension CGFloat {
 }
 
 public extension Collection {
-    /// Return a copy of `self` with its elements shuffled
-    func shuffle() -> [Iterator.Element] {
+
+    public func shuffle() -> [Iterator.Element] {
         var list = Array(self)
         list.shuffleInPlace()
         return list
@@ -90,15 +89,15 @@ public extension Collection {
 
 extension Collection where Index == Int {
     
-    func random() -> Iterator.Element? {
+    public func random() -> Iterator.Element? {
         return isEmpty ? nil : self[Int(arc4random_uniform(UInt32(endIndex)))]
     }
 }
 
 public extension MutableCollection where Index == Int {
-    /// Shuffle the elements of `self` in-place.
+
     mutating func shuffleInPlace() {
-        // empty and single-element collections don't shuffle
+
         if count < 2 { return }
         
         for i in startIndex ..< endIndex - 1 {

Example/stork-controller/Frameworks/SparrowKit/Shadow/SPShadow.swift

@@ -21,4 +21,4 @@
 
 import Foundation
 
-struct SPShadow { private init() {} }
+public struct SPShadow { private init() {} }

Example/stork-controller/Frameworks/SparrowKit/Shadow/SPShadowDeep.swift

@@ -23,7 +23,7 @@ import UIKit
 
 extension SPShadow {
     
-    struct DeepStyle {
+    public struct DeepStyle {
         
         private init() {}
         
@@ -66,7 +66,7 @@ extension SPShadow {
                 yTranslation = view.frame.height + maxBottomSpace - shadowHeight
             }
             
-            var blurRadius = view.frame.minSideSize * blurRadiusFactor
+            var blurRadius = view.frame.minSide * blurRadiusFactor
             blurRadius.setIfMore(when: 10)
             blurRadius.setIfFewer(when: 7)
             
@@ -85,14 +85,14 @@ extension SPShadow {
 
 extension UIView {
     
-    func setDeepShadow() {
+    public func setDeepShadow() {
         SPShadow.DeepStyle.setFor(view: self)
     }
 }
 
 extension UILabel {
     
-    func setDeepShadowForLetters() {
+    public func setDeepShadowForLetters() {
         SPShadow.DeepStyle.setFor(label: self)
     }
 }

Example/stork-controller/Frameworks/SparrowKit/Share/SPShare.swift

@@ -25,7 +25,7 @@ public struct SPShare {
     
     public struct Native {
         
-        static func share(text: String? = nil, fileNames: [String] = [], images: [UIImage] = [], complection: ((_ isSharing: Bool)->())? = nil, sourceView: UIView, on viewController: UIViewController) {
+        public static func share(text: String? = nil, fileNames: [String] = [], images: [UIImage] = [], complection: ((_ isSharing: Bool)->())? = nil, sourceView: UIView, on viewController: UIViewController) {
             
             var shareData: [Any] = []
             if text != nil {

Example/stork-controller/Frameworks/SparrowKit/Social/instagram/SPInstagram.swift

@@ -21,42 +21,37 @@
 
 import UIKit
 
-class SPInstagram {
+public class SPInstagram {
     
-    static var isSetApp: Bool {
-        if UIApplication.shared.canOpenURL(URL(string: "instagram://user?username=test")!) {
-            return true
-        } else {
-            return false
-        }
+    public static var isSetApp: Bool {
+        return UIApplication.shared.canOpenURL(URL(string: "instagram://user?username=test")!)
     }
     
-    static func openPost(id: String) {
+    public static func openPost(id: String) {
         let instagramHooks = "instagram://media?id=\(id)"
         let instagramUrl = URL(string: instagramHooks)
         let safariURL = URL(string: "instagram.com/\(id)")!
         if UIApplication.shared.canOpenURL(instagramUrl!) {
             UIApplication.shared.open(instagramUrl!, options: convertToUIApplicationOpenExternalURLOptionsKeyDictionary([:]), completionHandler: nil)
         } else {
-            SPOpener.Link.redirectToBrowserAndOpen(link: safariURL)
+            SPApp.open(link: safariURL.absoluteString, redirect: true)
         }
     }
     
-    static func openUser(username: String) {
+    public static func openUser(username: String) {
         let instagramHooks = "instagram://user?username=\(username)"
         let instagramUrl = URL(string: instagramHooks)
         let safariURL = URL(string: "https://instagram.com/\(username)")!
         if UIApplication.shared.canOpenURL(instagramUrl!) {
             UIApplication.shared.open(instagramUrl!, options: convertToUIApplicationOpenExternalURLOptionsKeyDictionary([:]), completionHandler: nil)
         } else {
-            SPOpener.Link.redirectToBrowserAndOpen(link: safariURL)
+            SPApp.open(link: safariURL.absoluteString, redirect: true)
         }
     }
     
     private init() {}
 }
 
-// Helper function inserted by Swift 4.2 migrator.
 fileprivate func convertToUIApplicationOpenExternalURLOptionsKeyDictionary(_ input: [String: Any]) -> [UIApplication.OpenExternalURLOptionsKey: Any] {
 	return Dictionary(uniqueKeysWithValues: input.map { key, value in (UIApplication.OpenExternalURLOptionsKey(rawValue: key), value)})
 }

Example/stork-controller/Frameworks/SparrowKit/Social/telegram/SPTelegram.swift

@@ -21,17 +21,13 @@
 
 import UIKit
 
-class SPTelegram {
+public class SPTelegram {
     
-    static var isSetApp: Bool {
-        if UIApplication.shared.canOpenURL(URL(string: "tg://msg?text=test")!) {
-            return true
-        } else {
-            return false
-        }
+    public static var isSetApp: Bool {
+        return UIApplication.shared.canOpenURL(URL(string: "tg://msg?text=test")!)
     }
     
-    static func share(text: String, complection: @escaping (_ isOpened: Bool)->() = {_ in }) {
+    public static func share(text: String, complection: @escaping (_ isOpened: Bool)->() = {_ in }) {
         let urlStringEncoded = text.addingPercentEncoding( withAllowedCharacters: .urlHostAllowed)
         let urlOptional = URL(string: "tg://msg?text=\(urlStringEncoded ?? "")")
         if let url = urlOptional {
@@ -45,24 +41,23 @@ class SPTelegram {
         }
     }
     
-    static func joinChannel(id: String) {
+    public static func joinChannel(id: String) {
         let url = "https://t.me/joinchat/\(id)"
-        SPOpener.Link.redirectToBrowserAndOpen(link: url)
+        SPApp.open(link: url, redirect: true)
     }
     
-    static func openBot(username: String) {
+    public static func openBot(username: String) {
         var username = username
         if username.first == "@" {
             username.removeFirst()
         }
         let url = "https://telegram.me/\(username)"
-        SPOpener.Link.redirectToBrowserAndOpen(link: url)
+        SPApp.open(link: url, redirect: true)
     }
     
     private init() {}
 }
 
-// Helper function inserted by Swift 4.2 migrator.
 fileprivate func convertToUIApplicationOpenExternalURLOptionsKeyDictionary(_ input: [String: Any]) -> [UIApplication.OpenExternalURLOptionsKey: Any] {
 	return Dictionary(uniqueKeysWithValues: input.map { key, value in (UIApplication.OpenExternalURLOptionsKey(rawValue: key), value)})
 }

Example/stork-controller/Frameworks/SparrowKit/Social/twitter/SPTwitter.swift

@@ -21,17 +21,13 @@
 
 import UIKit
 
-class SPTwitter {
+public class SPTwitter {
     
-    static var isSetApp: Bool {
-        if UIApplication.shared.canOpenURL(URL(string: "twitter://post?message=test")!) {
-            return true
-        } else {
-            return false
-        }
+    public static var isSetApp: Bool {
+        return UIApplication.shared.canOpenURL(URL(string: "twitter://post?message=test")!)
     }
     
-    static func share(text: String, complection: @escaping (_ isOpened: Bool)->() = {_ in }) {
+    public static func share(text: String, complection: @escaping (_ isOpened: Bool)->() = {_ in }) {
         let urlStringEncoded = text.addingPercentEncoding( withAllowedCharacters: .urlHostAllowed)
         let urlOptional = URL(string: "twitter://post?message=\(urlStringEncoded ?? "")")
         if let url = urlOptional {
@@ -48,7 +44,6 @@ class SPTwitter {
     private init() {}
 }
 
-// Helper function inserted by Swift 4.2 migrator.
 fileprivate func convertToUIApplicationOpenExternalURLOptionsKeyDictionary(_ input: [String: Any]) -> [UIApplication.OpenExternalURLOptionsKey: Any] {
 	return Dictionary(uniqueKeysWithValues: input.map { key, value in (UIApplication.OpenExternalURLOptionsKey(rawValue: key), value)})
 }

Example/stork-controller/Frameworks/SparrowKit/Social/viber/SPViber.swift

@@ -21,17 +21,13 @@
 
 import UIKit
 
-class SPViber {
+public class SPViber {
     
-    static var isSetApp: Bool {
-        if UIApplication.shared.canOpenURL(URL(string: "viber://forward?text=test")!) {
-            return true
-        } else {
-            return false
-        }
+    public static var isSetApp: Bool {
+        return UIApplication.shared.canOpenURL(URL(string: "viber://forward?text=test")!)
     }
     
-    static func share(text: String, complection: @escaping (_ isOpened: Bool)->() = {_ in }) {
+    public static func share(text: String, complection: @escaping (_ isOpened: Bool)->() = {_ in }) {
         let urlStringEncoded = text.addingPercentEncoding( withAllowedCharacters: .urlHostAllowed)
         let urlOptional = URL(string: "viber://forward?text=\(urlStringEncoded ?? "")")
         if let url = urlOptional {
@@ -48,9 +44,6 @@ class SPViber {
     private init() {}
 }
 
-
-
-// Helper function inserted by Swift 4.2 migrator.
 fileprivate func convertToUIApplicationOpenExternalURLOptionsKeyDictionary(_ input: [String: Any]) -> [UIApplication.OpenExternalURLOptionsKey: Any] {
 	return Dictionary(uniqueKeysWithValues: input.map { key, value in (UIApplication.OpenExternalURLOptionsKey(rawValue: key), value)})
 }

Example/stork-controller/Frameworks/SparrowKit/Social/whatsapp/SPWhatsApp.swift

@@ -21,17 +21,13 @@
 
 import UIKit
 
-class SPWhatsApp {
+public class SPWhatsApp {
     
-    static var isSetApp: Bool {
-        if UIApplication.shared.canOpenURL(URL(string: "whatsapp://send?text=test")!) {
-            return true
-        } else {
-            return false
-        }
+    public static var isSetApp: Bool {
+        return UIApplication.shared.canOpenURL(URL(string: "whatsapp://send?text=test")!)
     }
     
-    static func share(text: String, complection: @escaping (_ isOpened: Bool)->() = {_ in }) {
+    public static func share(text: String, complection: @escaping (_ isOpened: Bool)->() = {_ in }) {
         let urlStringEncoded = text.addingPercentEncoding( withAllowedCharacters: .urlHostAllowed)
         let urlOptional = URL(string: "whatsapp://send?text=\(urlStringEncoded ?? "")")
         if let url = urlOptional {
@@ -48,7 +44,6 @@ class SPWhatsApp {
     private init() {}
 }
 
-// Helper function inserted by Swift 4.2 migrator.
 fileprivate func convertToUIApplicationOpenExternalURLOptionsKeyDictionary(_ input: [String: Any]) -> [UIApplication.OpenExternalURLOptionsKey: Any] {
 	return Dictionary(uniqueKeysWithValues: input.map { key, value in (UIApplication.OpenExternalURLOptionsKey(rawValue: key), value)})
 }

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

@@ -21,6 +21,55 @@
 
 import UIKit
 
-func + (left: CGPoint, right: CGPoint) -> CGPoint {
-    return CGPoint(x: left.x + right.x, y: left.y + right.y)
+public enum SPStatusBar {
+    case dark
+    case light
+}
+
+public enum SPSystemIcon {
+    case share
+    case close
+    case favorite
+    case favorite_fill
+}
+
+public enum SPSocialNetwork {
+    case whatsapp
+    case telegram
+    case vk
+    case facebook
+    case viber
+}
+
+public enum SPOauthState {
+    case succsess
+    case unvalidLogin
+    case invalidLogin
+    case unvalidPassword
+    case invalidPassword
+    case needTwoFactor
+    case error
+}
+
+public enum SPSeparatorInsetStyle {
+    case beforeImage
+    case all
+    case none
+    case auto
+}
+
+public enum SPNavigationTitleStyle {
+    case large
+    case small
+    case stork
+}
+
+public enum SPSystemApp {
+    case photos
+    case setting
+}
+
+public enum SPSelectionType {
+    case select
+    case unselect
 }

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

@@ -21,39 +21,39 @@
 
 import UIKit
 
-class SPAppStoreActionButton: SPDownloadingButton {
+public 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 {
             case .base:
                 self.backgroundColor = self.secondColor
-                self.titleLabel?.font = UIFont.system(type: .Bold, size: 14)
+                self.titleLabel?.font = UIFont.system(weight: .bold, size: 14)
                 self.contentEdgeInsets = UIEdgeInsets.init(top: 6, left: 15, bottom: 6, right: 15)
                 break
             case .main:
                 self.backgroundColor = self.baseColor
                 self.layer.borderWidth = 0
-                self.setTitleColorForNoramlAndHightlightedStates(color: UIColor.white)
-                self.titleLabel?.font = UIFont.system(type: .Bold, size: 14)
+                self.setTitleColor(UIColor.white)
+                self.titleLabel?.font = UIFont.system(weight: .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.titleLabel?.font = UIFont.system(type: .Bold, size: 14)
+                self.setTitleColor(UIColor.white)
+                self.titleLabel?.font = UIFont.system(weight: .bold, size: 14)
                 self.contentEdgeInsets = UIEdgeInsets.init(top: 8, left: 15, bottom: 8, right: 15)
                 break
             case .line:
                 self.backgroundColor = UIColor.clear
                 self.layer.borderWidth = 1
                 self.layer.borderColor = self.baseColor.cgColor
-                self.titleLabel?.font = UIFont.system(type: .Medium, size: 14)
+                self.titleLabel?.font = UIFont.system(weight: .medium, size: 14)
                 self.contentEdgeInsets = UIEdgeInsets.init(top: 6, left: 15, bottom: 6, right: 15)
                 break
             }
@@ -73,22 +73,12 @@ 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
     }
     
-    override func setTitle(_ title: String?, for state: UIControl.State) {
+    override public func setTitle(_ title: String?, for state: UIControl.State) {
         switch self.style {
         case .base:
             super.setTitle(title?.uppercased(), for: state)
@@ -101,7 +91,7 @@ class SPAppStoreActionButton: SPDownloadingButton {
         }
     }
     
-    override func layoutSubviews() {
+    override public func layoutSubviews() {
         super.layoutSubviews()
         if self.style == .buyInStore {
             self.layer.cornerRadius = 12

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

@@ -21,35 +21,45 @@
 
 import UIKit
 
-class SPMengButton: SPGradientButton {
+public class SPAppleMusicButton: SPButton {
     
-    override init() {
-        super.init()
-        
-        self.isFrameRounded = true
-        
-        self.contentEdgeInsets = UIEdgeInsets.init(top: 12, left: 21, bottom: 12, right: 21)
-        self.titleLabel?.font = UIFont.system(type: UIFont.BoldType.Bold, size: 17)
-        self.setTitleColorForNoramlAndHightlightedStates(color: UIColor.white)
-        self.layer.masksToBounds = true
-        self.gradientView.layer.masksToBounds = true
-        
-        self.gradientView.setStartColorPosition(SPGradientView.Position.MediumLeft)
-        self.gradientView.setEndColorPosition(SPGradientView.Position.MediumRight)
-        self.gradientView.startColor = UIColor.init(hex: "5737F6")
-        self.gradientView.endColor = UIColor.init(hex: "956BFE")
+    var type: SPSelectionType = .unselect {
+        didSet {
+            self.updateType(animated: false)
+        }
     }
     
-    required init?(coder aDecoder: NSCoder) {
-        fatalError("init(coder:) has not been implemented")
+    var selectColor: UIColor = UIColor.init(hex: "FD2D55") {
+        didSet {
+            self.updateType(animated: false)
+        }
     }
     
-    override func layoutSubviews() {
-        super.layoutSubviews()
-        
-        if self.isFrameRounded {
-            self.gradientView.round()
-            self.round()
+    var baseColor: UIColor = UIColor.init(hex: "F8F7FC") {
+        didSet {
+            self.updateType(animated: false)
+        }
+    }
+    
+    override func commonInit() {
+        super.commonInit()
+        self.layer.cornerRadius = 8
+        self.titleLabel?.font = UIFont.system(weight: .demiBold, size: 15)
+        self.contentEdgeInsets = UIEdgeInsets.init(top: 12, left: 27, bottom: 12, right: 27)
+        self.type = .unselect
+    }
+    
+    private func updateType(animated: Bool) {
+        switch self.type {
+        case .select:
+            self.backgroundColor = self.selectColor
+            self.setTitleColor(UIColor.white)
+            break
+        case .unselect:
+            self.backgroundColor = self.baseColor
+            self.setTitleColor(self.selectColor)
+            break
         }
     }
 }
+

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

@@ -0,0 +1,93 @@
+// 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 SPAppleMusicSectionButtonsView: SPView {
+    
+    let topSeparatorView = SPSeparatorView()
+    let bottomSeparatorView = SPSeparatorView()
+    let leftButton = SPAppleMusicButton()
+    let rightButton = SPAppleMusicButton()
+    
+    var sectionHeight: CGFloat = 92 {
+        didSet { self.layoutSubviews() }
+    }
+    
+    var buttonsSpace: CGFloat = 18 {
+        didSet { self.layoutSubviews() }
+    }
+    
+    var selectColor: UIColor = UIColor.init(hex: "FD2D55") {
+        didSet {
+            self.leftButton.selectColor = selectColor
+            self.rightButton.selectColor = selectColor
+        }
+    }
+    
+    var baseColor: UIColor = UIColor.init(hex: "F8F7FC") {
+        didSet {
+            self.leftButton.baseColor = baseColor
+            self.rightButton.baseColor = baseColor
+        }
+    }
+    
+    override func commonInit() {
+        super.commonInit()
+        self.addSubview(self.topSeparatorView)
+        self.addSubview(self.bottomSeparatorView)
+        
+        for button in [self.leftButton, self.rightButton] {
+            button.type = .unselect
+            button.setTitle("Title")
+            self.addSubview(button)
+        }
+    }
+    
+    func layout(origin: CGPoint, width: CGFloat) {
+        self.frame.origin = origin
+        self.frame.set(width: width, height: sectionHeight)
+        self.layoutSubviews()
+    }
+    
+    override public func layoutSubviews() {
+        super.layoutSubviews()
+        
+        self.topSeparatorView.frame.origin = .zero
+        self.topSeparatorView.frame.set(width: self.frame.width)
+        
+        self.bottomSeparatorView.frame.origin.x = 0
+        self.bottomSeparatorView.frame.bottomY = self.frame.height
+        self.bottomSeparatorView.frame.set(width: self.frame.width)
+        
+        let buttonWidth = (self.frame.width - self.buttonsSpace) / 2
+        
+        self.leftButton.sizeToFit()
+        self.leftButton.frame.set(width: buttonWidth)
+        self.leftButton.frame.origin.x = 0
+        self.leftButton.center.y = self.frame.height / 2
+        
+        self.rightButton.sizeToFit()
+        self.rightButton.frame.set(width: buttonWidth)
+        self.rightButton.frame.bottomX = self.frame.width
+        self.rightButton.center.y = self.frame.height / 2
+    }
+}

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

@@ -0,0 +1,96 @@
+// 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 SPButton: UIButton {
+    
+    override public func imageRect(forContentRect contentRect: CGRect) -> CGRect {
+        if self.title(for: .normal) != nil {
+            let inset: CGFloat = 6
+            let sideSize = self.frame.height - inset * 2
+            let titleFrame = self.titleRect(forContentRect: contentRect)
+            return CGRect.init(x: titleFrame.origin.x - sideSize - 6, y: 0, width: sideSize, height: self.frame.height)
+        } else {
+            return super.imageRect(forContentRect: contentRect)
+        }
+    }
+    
+    override public var isHighlighted: Bool{
+        didSet {
+            if self.isHighlighted {
+                self.imageView?.alpha = 0.7
+            } else {
+                self.imageView?.alpha = 1
+            }
+        }
+    }
+    
+    public var gradientView: SPGradientView? {
+        didSet {
+            self.gradientView?.isUserInteractionEnabled = false
+            if self.gradientView?.superview == nil {
+                if self.gradientView != nil {
+                    self.insertSubview(self.gradientView!, at: 0)
+                }
+            }
+        }
+    }
+    
+    public var rounded: Bool = false {
+        didSet {
+            self.layoutSubviews()
+        }
+    }
+    
+    init() {
+        super.init(frame: CGRect.zero)
+        self.commonInit()
+    }
+    
+    required init?(coder aDecoder: NSCoder) {
+        super.init(coder: aDecoder)
+        self.commonInit()
+    }
+    
+    internal func commonInit() {
+        self.adjustsImageWhenHighlighted = false
+    }
+    
+    override public func layoutSubviews() {
+        super.layoutSubviews()
+        self.gradientView?.setSuperviewBounds()
+        if self.rounded {
+            self.round()
+        }
+    }
+    
+    public func set(enable: Bool, animatable: Bool) {
+        self.isEnabled = enable
+        if animatable {
+            SPAnimation.animate(0.3, animations: {
+                self.alpha = enable ? 1 : 0.6
+            })
+        } else {
+            self.alpha = enable ? 1 : 0.6
+        }
+    }
+}

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
+
+public 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 public 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(0.5)
+        for _ in 0...2 {
+            let dotView = UIView()
+            dotView.isUserInteractionEnabled = false
+            dotView.backgroundColor = self.dotColor
+            self.dotsView.append(dotView)
+            self.addSubview(dotView)
+        }
+    }
+    
+    override public func sizeToFit() {
+        super.sizeToFit()
+        self.frame.set(width: self.customSideSize)
+        self.frame.set(height: self.customSideSize)
+        self.layoutSubviews()
+    }
+    
+    override public 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.frame.set(width: sideSize)
+            dotView.frame.set(height: sideSize)
+            dotView.setYCenter()
+            dotView.frame.origin.x = currentXPosition
+            dotView.round()
+            currentXPosition += (sideSize + space)
+        }
+        
+        self.round()
+    }
+}

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

@@ -21,12 +21,11 @@
 
 import UIKit
 
-class SPDownloadingButton: UIButton {
+public class SPDownloadingButton: SPButton {
     
     let activityIndicatorView = UIActivityIndicatorView.init()
-    var isFrameRounded: Bool = false
     
-    func startLoading() {
+    public func startLoading() {
         self.activityIndicatorView.alpha = 0
         self.activityIndicatorView.isHidden = false
         self.activityIndicatorView.startAnimating()
@@ -39,7 +38,10 @@ class SPDownloadingButton: UIButton {
         })
     }
     
-    func stopLoading() {
+    public func stopLoading(newText: String? = nil) {
+        if let newText = newText {
+            self.setTitle(newText)
+        }
         SPAnimation.animate(0.2, animations: {
             self.activityIndicatorView.alpha = 0
         }, withComplection: {
@@ -50,13 +52,9 @@ class SPDownloadingButton: UIButton {
         })
     }
     
-    override func layoutSubviews() {
+    override public func layoutSubviews() {
         super.layoutSubviews()
         self.activityIndicatorView.center = CGPoint.init(x: self.frame.width / 2, y: self.frame.height / 2)
-        
-        if self.isFrameRounded {
-            self.round()
-        }
     }
 }
 

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

@@ -21,45 +21,52 @@
 
 import UIKit
 
-class SPNativeOS11Button: SPDownloadingButton {
+public class SPNativeLargeButton: SPDownloadingButton {
     
-    override var isHighlighted: Bool {
+    override public 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() {
-        self.titleLabel?.font = UIFont.system(type: UIFont.BoldType.DemiBold, size: 16)
-        self.setTitleColorForNoramlAndHightlightedStates(color: UIColor.white)
-        self.backgroundColor = SPNativeStyleKit.Colors.blue
+    override public func commonInit() {
+        super.commonInit()
+        self.titleLabel?.font = UIFont.system(weight: UIFont.FontWeight.demiBold, size: 16)
+        self.setTitleColor(UIColor.white)
+        self.backgroundColor = SPNativeColors.blue
         self.layer.masksToBounds = true
         self.layer.cornerRadius = 8
         self.contentEdgeInsets = UIEdgeInsets.init(top: 15, left: 15, bottom: 15, right: 15)
     }
     
-    override func sizeToFit() {
+    override public func sizeToFit() {
         super.sizeToFit()
         if let superview = self.superview {
             let sideSpace: CGFloat = superview.frame.width * 0.112
             var width = superview.frame.width - sideSpace * 2
             width.setIfMore(when: 335)
-            self.setWidth(width)
+            self.frame.set(width: width)
         }
     }
+    
+    override public func layoutSubviews() {
+        super.layoutSubviews()
+        self.gradientView?.setSuperviewBounds()
+        self.gradientView?.layer.cornerRadius = self.layer.cornerRadius
+        self.gradientView?.gradientLayer.cornerRadius = self.layer.cornerRadius
+    }
 }
 

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

@@ -21,7 +21,7 @@
 
 import UIKit
 
-class SPPlayCircleButton: UIButton {
+public class SPPlayCircleButton: UIButton {
     
     var audioState: AudioState = AudioState.play {
         didSet {
@@ -39,7 +39,7 @@ class SPPlayCircleButton: UIButton {
         }
     }
     
-    var iconColor = SPNativeStyleKit.Colors.white {
+    var iconColor = SPNativeColors.white {
         didSet {
             self.iconView.color = self.iconColor
         }
@@ -52,7 +52,7 @@ class SPPlayCircleButton: UIButton {
         self.addSubview(self.iconView)
         self.iconView.isUserInteractionEnabled = false
         self.setTitle("", for: .normal)
-        self.backgroundColor = SPNativeStyleKit.Colors.blue
+        self.backgroundColor = SPNativeColors.blue
         self.audioState = .play
     }
     
@@ -60,9 +60,9 @@ class SPPlayCircleButton: UIButton {
         fatalError("init(coder:) has not been implemented")
     }
     
-    override func layoutSubviews() {
+    override public func layoutSubviews() {
         super.layoutSubviews()
-        self.iconView.setEqualsFrameFromBounds(self, withWidthFactor: 0.45, withHeightFactor: 0.45, withCentering: true)
+        self.iconView.setBounds(self, withWidthFactor: 0.45, withHeightFactor: 0.45, withCentering: true)
         self.round()
     }
     
@@ -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 {
+public class SPSocialButton: UIButton {
     
     let iconView = SPSocialIconView.init()
     var widthIconFactor: CGFloat = 0.5
@@ -33,7 +33,7 @@ class SPSocialIconButton: UIButton {
         }
     }
     
-    override var isHighlighted: Bool {
+    override public var isHighlighted: Bool {
         didSet {
             if isHighlighted {
                 self.iconView.color = self.iconView.color.withAlphaComponent(0.7)
@@ -43,7 +43,7 @@ class SPSocialIconButton: UIButton {
         }
     }
     
-    override var isEnabled: Bool {
+    override public var isEnabled: Bool {
         didSet {
             if isEnabled {
                 self.alpha = 1
@@ -75,13 +75,13 @@ class SPSocialIconButton: UIButton {
     fileprivate func commonInit() {
         self.iconView.isUserInteractionEnabled = false
         self.addSubview(self.iconView)
-        self.backgroundColor = SPNativeStyleKit.Colors.blue
-        self.iconView.color = SPNativeStyleKit.Colors.white
+        self.backgroundColor = SPNativeColors.blue
+        self.iconView.color = SPNativeColors.white
     }
     
-    override func layoutSubviews() {
+    override public func layoutSubviews() {
         super.layoutSubviews()
-        self.iconView.setEqualsFrameFromBounds(self, withWidthFactor: self.widthIconFactor, withHeightFactor: self.heightIconFactor, withCentering: true)
+        self.iconView.setBounds(self, withWidthFactor: self.widthIconFactor, withHeightFactor: self.heightIconFactor, withCentering: true)
         self.round()
     }
 }

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

@@ -21,25 +21,26 @@
 
 import UIKit
 
-class SPSystemIconButton: UIButton {
+public class SPSystemIconButton: SPButton {
     
     let iconView = SPSystemIconView.init()
+    
     var widthIconFactor: CGFloat = 1
     var heightIconFactor: CGFloat = 1
     
-    var type: SPSystemIconType {
+    var icon: SPSystemIcon {
         didSet {
-            self.iconView.type = self.type
+            self.iconView.icon = self.icon
         }
     }
     
-    var color = SPNativeStyleKit.Colors.blue {
+    var color = SPNativeColors.blue {
         didSet {
             self.iconView.color = self.color
         }
     }
     
-    override var isHighlighted: Bool {
+    override public var isHighlighted: Bool {
         didSet {
             if isHighlighted {
                 self.iconView.color = self.color.withAlphaComponent(0.7)
@@ -49,17 +50,17 @@ class SPSystemIconButton: UIButton {
         }
     }
     
-    init() {
-        self.type = .share
-        super.init(frame: CGRect.zero)
+    override init() {
+        self.icon = .share
+        super.init()
         self.commonInit()
     }
     
-    init(type: SPSystemIconType) {
-        self.type = type
-        super.init(frame: CGRect.zero)
-        self.iconView.type = self.type
-        self.type = type
+    init(type: SPSystemIcon) {
+        self.icon = type
+        super.init()
+        self.iconView.icon = self.icon
+        self.icon = type
         self.commonInit()
     }
     
@@ -67,14 +68,14 @@ class SPSystemIconButton: UIButton {
         fatalError("init(coder:) has not been implemented")
     }
     
-    fileprivate func commonInit() {
+    override func commonInit() {
+        super.commonInit()
         self.iconView.isUserInteractionEnabled = false
         self.addSubview(self.iconView)
     }
     
-    override func layoutSubviews() {
+    override public func layoutSubviews() {
         super.layoutSubviews()
-        self.iconView.setEqualsFrameFromBounds(self, withWidthFactor: self.widthIconFactor, withHeightFactor: self.heightIconFactor, withCentering: true)
+        self.iconView.setBounds(self, withWidthFactor: self.widthIconFactor, withHeightFactor: self.heightIconFactor, withCentering: true)
     }
-    
 }

Example/stork-controller/Frameworks/SparrowKit/UI/Code Draw/SPAudioIconView.swift

@@ -29,7 +29,7 @@ class SPAudioIconView: UIView {
         }
     }
     
-    var color = SPNativeStyleKit.Colors.white {
+    var color = SPNativeColors.white {
         didSet {
             self.setNeedsDisplay()
         }

Example/stork-controller/Frameworks/SparrowKit/UI/Code Draw/SPGolubevIconView.swift

@@ -29,7 +29,7 @@ class SPGolubevIconView: UIView {
         }
     }
     
-    var whiteColor = SPNativeStyleKit.Colors.white {
+    var whiteColor = SPNativeColors.white {
         didSet {
             self.setNeedsDisplay()
         }
@@ -103,6 +103,9 @@ class SPGolubevIconView: UIView {
         case .headphones:
             SPCodeDraw.GolubevIconPack.drawHeadphones(frame: rect, resizing: .aspectFit, white: self.whiteColor, light: self.lightColor, medium: self.mediumColor, dark: self.darkColor)
             break
+        case .windmill:
+            SPCodeDraw.GolubevIconPack.drawWindmill(frame: rect, resizing: .aspectFit, white: self.whiteColor, light: self.lightColor, medium: self.mediumColor, dark: self.darkColor)
+            break
         }
     }
     
@@ -116,6 +119,7 @@ class SPGolubevIconView: UIView {
         case documents
         case compass
         case headphones
+        case windmill
     }
 }
 

Example/stork-controller/Frameworks/SparrowKit/UI/Code Draw/SPSocialIconView.swift

@@ -29,7 +29,7 @@ class SPSocialIconView: UIView {
         }
     }
     
-    var color = SPNativeStyleKit.Colors.blue {
+    var color = SPNativeColors.blue {
         didSet {
             self.setNeedsDisplay()
         }

Example/stork-controller/Frameworks/SparrowKit/UI/Code Draw/SPSystemIconView.swift

@@ -23,26 +23,26 @@ import UIKit
 
 class SPSystemIconView: UIView {
     
-    var type: SPSystemIconType {
+    var icon: SPSystemIcon {
         didSet {
             self.setNeedsDisplay()
         }
     }
     
-    var color = SPNativeStyleKit.Colors.blue {
+    var color = SPNativeColors.blue {
         didSet {
             self.setNeedsDisplay()
         }
     }
     
     init() {
-        self.type = .share
+        self.icon = .share
         super.init(frame: CGRect.zero)
         self.commonInit()
     }
     
-    init(type: SPSystemIconType) {
-        self.type = type
+    init(type: SPSystemIcon) {
+        self.icon = type
         super.init(frame: CGRect.zero)
         self.commonInit()
     }
@@ -57,7 +57,7 @@ class SPSystemIconView: UIView {
     
     override func draw(_ rect: CGRect) {
         super.draw(rect)
-        switch type {
+        switch icon {
         case .share:
             SPCodeDraw.SystemIconPack.drawShare(frame: rect, resizing: .aspectFit, color: self.color)
             break

Example/stork-controller/Frameworks/SparrowKit/UI/Collections/Cells/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/Collections/Cells/SPMengTransformCollectionViewCell.swift

@@ -21,7 +21,7 @@
 
 import UIKit
 
-class SPMengTransformCollectionViewCell: SPCollectionViewCell {
+public class SPMengTransformCollectionViewCell: SPCollectionViewCell {
     
     let backgroundImageView = SPDownloadingImageView()
     let titleLabel = UILabel()
@@ -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)
@@ -97,8 +86,8 @@ class SPMengTransformCollectionViewCell: SPCollectionViewCell {
         self.backgroundImageView.bottomAnchor.constraint(equalTo:
             contentView.bottomAnchor, constant: 0).isActive = true
         
-        self.gradientView.setStartColorPosition(SPGradientView.Position.TopLeft)
-        self.gradientView.setEndColorPosition(.BottomRight)
+        self.gradientView.startColorPosition = .topLeft
+        self.gradientView.endColorPosition = .bottomRight
         self.gradientView.isHidden = true
         self.gradientView.translatesAutoresizingMaskIntoConstraints = false
         self.gradientView.layer.masksToBounds = false
@@ -136,7 +125,7 @@ class SPMengTransformCollectionViewCell: SPCollectionViewCell {
         self.titleLabel.text = ""
         self.titleLabel.setDeepShadowForLetters()
         self.titleLabel.translatesAutoresizingMaskIntoConstraints = false
-        self.titleLabel.font = UIFont.system(type: .DemiBold, size: 32)
+        self.titleLabel.font = UIFont.system(weight: .demiBold, size: 32)
         self.titleLabel.textColor = UIColor.white
         self.titleLabel.numberOfLines = 0
         contentView.addSubview(self.titleLabel)
@@ -151,7 +140,7 @@ class SPMengTransformCollectionViewCell: SPCollectionViewCell {
         self.subtitleLabel.text = ""
         self.subtitleLabel.setDeepShadowForLetters()
         self.subtitleLabel.translatesAutoresizingMaskIntoConstraints = false
-        self.subtitleLabel.font = UIFont.system(type: .Regular, size: 17)
+        self.subtitleLabel.font = UIFont.system(weight: .regular, size: 17)
         self.subtitleLabel.textColor = UIColor.white
         self.subtitleLabel.numberOfLines = 0
         contentView.addSubview(self.subtitleLabel)
@@ -164,7 +153,7 @@ class SPMengTransformCollectionViewCell: SPCollectionViewCell {
             contentView.bottomAnchor, constant: -20).isActive = true
     }
     
-    override func prepareForReuse() {
+    override public func prepareForReuse() {
         super.prepareForReuse()
         self.backgroundImageView.image = nil
         self.titleLabel.text = ""

Example/stork-controller/Frameworks/SparrowKit/UI/Collections/Layouts/SPCollectionViewLayout.swift

@@ -196,7 +196,6 @@ public class SPCollectionViewLayout: UICollectionViewFlowLayout {
         
         if isAllowInsertAnimation {
             if self.insertIndexPaths.contains(itemIndexPath) {
-                //attributes?.center = CGPoint.init(x: attributes?.center.x ?? 0, y: 40)
                 attributes?.alpha = 0
                 attributes?.zIndex = 0
                 attributes?.transform = CGAffineTransform.init(scaleX: self.minimumScaleFactor, y: self.minimumScaleFactor)
@@ -207,11 +206,10 @@ public class SPCollectionViewLayout: UICollectionViewFlowLayout {
     }
     
     override public func finalLayoutAttributesForDisappearingItem(at itemIndexPath: IndexPath) -> UICollectionViewLayoutAttributes? {
-        var attributes: UICollectionViewLayoutAttributes?
+
+        let attributes: UICollectionViewLayoutAttributes? = super.finalLayoutAttributesForDisappearingItem(at: itemIndexPath)
         
         if self.deleteIndexPaths.contains(itemIndexPath) {
-            
-            attributes = self.layoutAttributesForItem(at: itemIndexPath)
             attributes?.alpha = 0
             attributes?.zIndex = 0
             attributes?.transform3D = CATransform3DScale(CATransform3DIdentity, self.minimumScaleFactor, self.minimumScaleFactor, 1)
@@ -229,9 +227,19 @@ public class SPCollectionViewLayout: UICollectionViewFlowLayout {
         collectionView.decelerationRate = UIScrollView.DecelerationRate.fast
         
         if cellSideRatio == nil {
+            var height = collectionView.bounds.size.height * self.heightFactor
+            if height > self.maxHeight {
+                height = self.maxHeight
+            }
+            
+            var width = collectionView.bounds.size.width * self.widthFactor
+            if width > self.maxWidth {
+                width = self.maxWidth
+            }
+            
             self.itemSize = CGSize.init(
-                width: collectionView.bounds.size.width * self.widthFactor,
-                height: collectionView.bounds.size.height * self.heightFactor
+                width: width,
+                height: height
             )
         } else {
             self.itemSize = SPLayout.sizeWith(

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

@@ -23,7 +23,7 @@ import UIKit
 
 public class SPCollectionView: UICollectionView {
     
-    var layout = SPCollectionViewLayout()
+    let layout = UICollectionViewFlowLayout()
     private var cacheImages: [(link: String, image: UIImage)] = []
     
     required public init?(coder aDecoder: NSCoder) {
@@ -31,29 +31,35 @@ public class SPCollectionView: UICollectionView {
         commonInit()
     }
     
-    init(frame: CGRect) {
-        super.init(frame: frame, collectionViewLayout: self.layout)
-        commonInit()
-    }
-    
     init() {
-        super.init(frame: CGRect.zero, collectionViewLayout: self.layout)
-        commonInit()
+        super.init(frame: .zero, collectionViewLayout: self.layout)
+        self.commonInit()
     }
     
-    fileprivate func commonInit() {
-        self.layout.scrollDirection = .vertical
+    public override init(frame: CGRect, collectionViewLayout layout: UICollectionViewLayout) {
+        super.init(frame: frame, collectionViewLayout: self.layout)
+        self.commonInit()
+    }
+    
+    internal func commonInit() {
         self.backgroundColor = UIColor.clear
-        self.collectionViewLayout = self.layout
         self.decelerationRate = UIScrollView.DecelerationRate.fast
         self.delaysContentTouches = false
         self.isPagingEnabled = false
         self.showsHorizontalScrollIndicator = false
         self.showsVerticalScrollIndicator = false
     }
+    
+    func height(rows: Int) -> CGFloat {
+        return self.layout.itemSize.height * CGFloat(rows) + self.layout.minimumLineSpacing * CGFloat(rows - 1)
+    }
+    
+    func width(columns: Int) -> CGFloat {
+        return self.layout.itemSize.width * CGFloat(columns) + self.layout.minimumInteritemSpacing * CGFloat(columns - 1)
+    }
 }
 
-//MARK: - cache
+//MARK: - Cache
 extension SPCollectionView {
     
     func setCachedImage(link: String, indexPath: IndexPath, on imageView: SPDownloadingImageView, cell: SPCollectionViewCell) {

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

@@ -21,7 +21,7 @@
 
 import UIKit
 
-struct SPMengTransformCollectionData {
+public struct SPMengTransformCollectionData {
     
     var title: String
     var subtitle: String
@@ -40,23 +40,13 @@ struct SPMengTransformCollectionData {
     }
 }
 
-class SPMengTransformCollectionView: SPCollectionView {
+public class SPMengTransformCollectionView: SPPageCollectionView {
     
     var data: [SPMengTransformCollectionData] = []
     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
@@ -83,11 +73,11 @@ class SPMengTransformCollectionView: SPCollectionView {
 
 extension SPMengTransformCollectionView: UICollectionViewDataSource {
     
-    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
+    public func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
         return self.data.count
     }
     
-    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
+    public func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
         let data = self.data[indexPath.row]
         let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "sectionCell", for: indexPath) as! SPMengTransformCollectionViewCell
         cell.currentIndexPath = indexPath
@@ -176,7 +166,7 @@ extension SPMengTransformCollectionView: UICollectionViewDataSource {
 
 extension SPMengTransformCollectionView: UICollectionViewDelegate {
     
-    func scrollViewDidScroll(_ scrollView: UIScrollView) {
+    public func scrollViewDidScroll(_ scrollView: UIScrollView) {
         self.updateCells()
     }
     
@@ -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 {

Example/stork-controller/Frameworks/SparrowKit/UI/Collections/Views/SPPageCollectionView.swift

@@ -0,0 +1,92 @@
+// 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 SPPageCollectionView: UICollectionView {
+    
+    var layout = SPCollectionViewLayout()
+    private var cacheImages: [(link: String, image: UIImage)] = []
+    
+    required public init?(coder aDecoder: NSCoder) {
+        super.init(coder: aDecoder)
+        commonInit()
+    }
+    
+    init(frame: CGRect) {
+        super.init(frame: frame, collectionViewLayout: self.layout)
+        commonInit()
+    }
+    
+    init() {
+        super.init(frame: CGRect.zero, collectionViewLayout: self.layout)
+        commonInit()
+    }
+    
+    internal func commonInit() {
+        self.layout.scrollDirection = .vertical
+        self.backgroundColor = UIColor.clear
+        self.collectionViewLayout = self.layout
+        self.decelerationRate = UIScrollView.DecelerationRate.fast
+        self.delaysContentTouches = false
+        self.isPagingEnabled = false
+        self.showsHorizontalScrollIndicator = false
+        self.showsVerticalScrollIndicator = false
+    }
+}
+
+//MARK: - cache
+extension SPPageCollectionView {
+    
+    func setCachedImage(link: String, indexPath: IndexPath, on imageView: SPDownloadingImageView, cell: SPCollectionViewCell) {
+        if let image = self.fromCahce(link: link) {
+            imageView.setImage(image: image, animatable: false)
+        } else {
+            SPDownloader.image(link: link) { (response) in
+                if let image = response {
+                    if cell.currentIndexPath == indexPath {
+                        imageView.setImage(image: image, animatable: true)
+                        self.toCache(link: link, image: image)
+                    }
+                }
+            }
+        }
+    }
+    
+    func toCache(link: String, image: UIImage?) {
+        if image == nil {
+            return
+        }
+        
+        if self.fromCahce(link: link) == nil {
+            self.cacheImages.append((link: link, image: image!))
+        }
+    }
+    
+    func fromCahce(link: String) -> UIImage? {
+        
+        let cachedData = self.cacheImages.first(where: {
+            $0.link == link
+        })
+        
+        return cachedData?.image
+    }
+}

Example/stork-controller/Frameworks/SparrowKit/UI/Controllers/SPController.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 class SPController: SPStatusBarManagerController {
+    
+    let emptyTitlesView = SPEmptyLabelsView(title: "No Data", subtitle: "No data or information")
+    
+    override public func viewDidLoad() {
+        super.viewDidLoad()
+        self.emptyTitlesView.isHidden = true
+        self.view.addSubview(self.emptyTitlesView)
+    }
+    
+    public override func viewWillLayoutSubviews() {
+        super.viewWillLayoutSubviews()
+        self.updateLayout(with: self.view.frame.size)
+    }
+    
+    override public func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
+        super.viewWillTransition(to: size, with: coordinator)
+        coordinator.animate(alongsideTransition: { (contex) in
+            self.updateLayout(with: size)
+        }, completion: nil)
+    }
+    
+    func updateLayout(with size: CGSize) {
+        self.emptyTitlesView.layout(centerY: size.height / 2)
+    }
+    
+    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()
+    }
+}

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

@@ -21,7 +21,7 @@
 
 import UIKit
 
-class SPNativeTableViewController: SPBaseTableViewController {
+public class SPNativeTableController: SPTableController {
     
     let labelTableViewCellIdentifier: String = "labelTableViewCellIdentifier"
     let textFieldTableViewCellIdentifier: String = "textFieldTableViewCellIdentifier"
@@ -31,7 +31,6 @@ class SPNativeTableViewController: SPBaseTableViewController {
     let promoTableViewCellIdentifier: String = "promoTableViewCellIdentifier"
     let featuredTitleTableViewCellIdentifier: String = "featuredTitleTableViewCellIdentifier"
     let mailTableViewCellIdentifier: String = "mailTableViewCellIdentifier"
-    let collectionImagesTableViewCellIdentifier: String = "collectionImagesTableViewCellIdentifier"
     let imageTableViewCellIdentifier: String = "imageTableViewCellIdentifier"
     let proposeTableViewCellIdentifier: String = "proposeTableViewCellIdentifier"
     let mengTransformTableViewCell = "mengTransformTableViewCell"
@@ -40,17 +39,10 @@ class SPNativeTableViewController: SPBaseTableViewController {
     var showBottomInsets: Bool = true
     var autoTopSpace: Bool = true
     var autoBottomSpace: Bool = true
+    
     private var autoSpaceHeight: CGFloat = 35
     
-    init() {
-        super.init(nibName: nil, bundle: nil)
-    }
-    
-    required init?(coder aDecoder: NSCoder) {
-        fatalError("init(coder:) has not been implemented")
-    }
-    
-    override func viewDidLoad() {
+    override public func viewDidLoad() {
         super.viewDidLoad()
         
         self.statusBar = .dark
@@ -62,7 +54,7 @@ class SPNativeTableViewController: SPBaseTableViewController {
             self.tableView.contentInsetAdjustmentBehavior = .always
         }
         
-        self.tableView.backgroundColor = SPNativeStyleKit.Colors.customGray
+        self.tableView.backgroundColor = SPNativeColors.customGray
         self.tableView.delaysContentTouches = false
         self.tableView.allowsSelection = false
         self.tableView.rowHeight = UITableView.automaticDimension
@@ -78,35 +70,32 @@ class SPNativeTableViewController: SPBaseTableViewController {
         self.tableView.register(SPPromoTableViewCell.self, forCellReuseIdentifier: self.promoTableViewCellIdentifier)
         self.tableView.register(SPFormFeaturedTitleTableViewCell.self, forCellReuseIdentifier: self.featuredTitleTableViewCellIdentifier)
         self.tableView.register(SPFormMailTableViewCell.self, forCellReuseIdentifier: self.mailTableViewCellIdentifier)
-        self.tableView.register(SPCollectionImagesTableViewCell.self, forCellReuseIdentifier: self.collectionImagesTableViewCellIdentifier)
         self.tableView.register(SPImageTableViewCell.self, forCellReuseIdentifier: self.imageTableViewCellIdentifier)
         self.tableView.register(SPProposeTableViewCell.self, forCellReuseIdentifier: self.proposeTableViewCellIdentifier)
         self.tableView.register(SPMengTransformTableViewCell.self, forCellReuseIdentifier: self.mengTransformTableViewCell)
         
         self.activityIndicatorView.stopAnimating()
-        self.activityIndicatorView.color = SPNativeStyleKit.Colors.gray
+        self.activityIndicatorView.color = SPNativeColors.gray
         self.view.addSubview(self.activityIndicatorView)
-        
-        self.updateLayout(with: self.view.frame.size)
     }
     
-    override func numberOfSections(in tableView: UITableView) -> Int {
+    override public func numberOfSections(in tableView: UITableView) -> Int {
         return super.numberOfSections(in: tableView)
     }
     
-    override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
+    override public func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
         return super.tableView(tableView, numberOfRowsInSection: section)
     }
     
-    override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
+    override public func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
         fatalError("SPNativeTableViewController - need ivveride cellForRowAt")
     }
     
-    override func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
+    override public func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
         return nil
     }
     
-    override func tableView(_ tableView: UITableView, titleForFooterInSection section: Int) -> String? {
+    override public func tableView(_ tableView: UITableView, titleForFooterInSection section: Int) -> String? {
         return nil
     }
     
@@ -150,10 +139,6 @@ class SPNativeTableViewController: SPBaseTableViewController {
         return cell
     }
     
-    func dequeueCollectionImagesTableViewCell(indexPath: IndexPath) -> SPCollectionImagesTableViewCell {
-        return tableView.dequeueReusableCell(withIdentifier: self.collectionImagesTableViewCellIdentifier, for: indexPath as IndexPath) as! SPCollectionImagesTableViewCell
-    }
-    
     func dequeueImageTableViewCell(indexPath: IndexPath) -> SPImageTableViewCell {
         let cell = tableView.dequeueReusableCell(withIdentifier: self.imageTableViewCellIdentifier, for: indexPath as IndexPath) as! SPImageTableViewCell
         cell.currentIndexPath = indexPath
@@ -170,9 +155,9 @@ class SPNativeTableViewController: SPBaseTableViewController {
 }
 
 //MARK: - manage selection
-extension SPNativeTableViewController {
+extension SPNativeTableController {
     
-    override func tableView(_ tableView: UITableView, shouldHighlightRowAt indexPath: IndexPath) -> Bool {
+    override public func tableView(_ tableView: UITableView, shouldHighlightRowAt indexPath: IndexPath) -> Bool {
         
         if let _ = tableView.cellForRow(at: indexPath) as? SPFormFeaturedTitleTableViewCell {
             return false
@@ -183,23 +168,10 @@ 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 {
+extension SPNativeTableController {
     
-    override func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
+    override public func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
         if section == 0 {
             return self.showTopInsets ? super.tableView(tableView, viewForHeaderInSection: section) : nil
         } else {
@@ -207,7 +179,7 @@ extension SPNativeTableViewController {
         }
     }
     
-    override func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? {
+    override public func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? {
         if section == self.tableView.lastSection {
             return self.showBottomInsets ? super.tableView(tableView, viewForFooterInSection: section) : nil
         } else {
@@ -215,7 +187,7 @@ extension SPNativeTableViewController {
         }
     }
     
-    override func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
+    override public func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
         let firstSection = self.tableView.firstSectionWithRows
         if section == firstSection {
             if self.showTopInsets {
@@ -243,7 +215,7 @@ extension SPNativeTableViewController {
         
     }
     
-    override func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat {
+    override public func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat {
         if section == self.tableView.lastSectionWithRows {
             if self.showBottomInsets {
                 if self.autoBottomSpace {

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

@@ -21,15 +21,20 @@
 
 import UIKit
 
-class SPProposeViewController: SPBaseViewController {
+public class SPProposeController: SPController {
     
     private let data: Data
     internal let areaView = AreaView()
+    private var isPresent: Bool = false
     
     private var animationDuration: TimeInterval {
         return 0.5
     }
     
+    private var gradeFactor: CGFloat {
+        return 0.6
+    }
+    
     private var space: CGFloat {
         return 6
     }
@@ -53,7 +58,7 @@ class SPProposeViewController: SPBaseViewController {
         fatalError("init(coder:) has not been implemented")
     }
     
-    override func viewDidLoad() {
+    override public func viewDidLoad() {
         super.viewDidLoad()
         
         self.areaView.isHidden = true
@@ -74,36 +79,29 @@ class SPProposeViewController: SPBaseViewController {
         if let image = self.data.image {
             self.areaView.imageView.setImage(image: image, animatable: false)
         }
-        
-        self.updateLayout(with: self.view.frame.size)
     }
     
-    override func updateLayout(with size: CGSize) {
-        self.areaView.setWidth(size.width - (self.space * 2))
-        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
-        
+    override public func viewDidAppear(_ animated: Bool) {
+        super.viewDidAppear(animated)
+        if !self.isPresent {
+            self.present()
+            self.isPresent = true
+        }
     }
     
-    func present(on viewController: UIViewController) {
-        viewController.present(self, animated: false, completion: {
-            SPVibration.impact(SPVibration.Mode.warning)
-            self.areaView.frame.origin.y = self.view.frame.size.height
-            self.areaView.isHidden = false
-            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
-            }, spring: 1,
-               velocity: 1,
-               options: .transitionCurlUp)
-        })
+    private func present() {
+        SPVibration.impact(.warning)
+        self.areaView.frame.origin.y = self.view.frame.size.height
+        self.areaView.isHidden = false
+        SPAnimationSpring.animate(self.animationDuration, animations: {
+            self.view.backgroundColor = UIColor.black.withAlphaComponent(self.gradeFactor)
+            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)
     }
     
-    override func dismiss(animated flag: Bool, completion: (() -> Void)? = nil) {
-        
+    override public func dismiss(animated flag: Bool, completion: (() -> Void)? = nil) {
         let hide = {
             self.view.backgroundColor = UIColor.black.withAlphaComponent(0)
             self.areaView.frame.origin.y = self.view.frame.size.height
@@ -130,11 +128,18 @@ class SPProposeViewController: SPBaseViewController {
         }
     }
     
-    @objc func handleGesture(sender: UIPanGestureRecognizer) {
+    override func updateLayout(with size: CGSize) {
+        super.updateLayout(with: size)
+        self.areaView.layout(origin: CGPoint.init(x: self.space, y: 0), width: size.width - (self.space * 2))
+        self.areaView.frame.origin.y = self.view.frame.size.height - self.areaView.frame.height - (self.bottomSafeArea / 2) - self.space
         
+    }
+    
+    @objc func handleGesture(sender: UIPanGestureRecognizer) {
         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
+                self.view.backgroundColor = UIColor.black.withAlphaComponent(self.gradeFactor)
             }, spring: 1,
                velocity: 1,
                options: .transitionCurlDown,
@@ -151,6 +156,13 @@ class SPProposeViewController: SPBaseViewController {
             let translation = sender.translation(in: self.view)
             self.areaView.center = CGPoint(x: areaView.center.x + 0, y: areaView.center.y + translation.y / 4)
             sender.setTranslation(CGPoint.zero, in: self.view)
+            
+            let baseY = self.view.frame.size.height - self.areaView.frame.height - (self.bottomSafeArea / 2) - self.space
+            let dem = -(baseY - self.areaView.frame.origin.y) / 6
+            var newGrade = self.gradeFactor - (dem / 100)
+            newGrade.setIfFewer(when: 0.2)
+            newGrade.setIfMore(when: self.gradeFactor + 0.05)
+            self.view.backgroundColor = UIColor.black.withAlphaComponent(newGrade)
         case .ended:
             returnAreaViewToPoint()
         default:
@@ -173,11 +185,10 @@ class SPProposeViewController: SPBaseViewController {
         let titleLabel = UILabel()
         let subtitleLabel = UILabel()
         let imageView = SPDownloadingImageView()
-        let button = SPNativeOS11Button()
-        let closeButton = SPSystemIconButton(type: SPSystemIconType.close)
+        let button = SPNativeLargeButton()
+        let closeButton = SPSystemIconButton(type: SPSystemIcon.close)
         
         var imageSideSize: CGFloat = 160
-        
         private let space: CGFloat = 36
         
         init() {
@@ -186,18 +197,18 @@ class SPProposeViewController: SPBaseViewController {
             self.layer.masksToBounds = true
             self.layer.cornerRadius = 34
             
-            self.titleLabel.font = UIFont.system(type: .Regular, size: 28)
+            self.titleLabel.font = UIFont.system(weight: .regular, size: 28)
             self.titleLabel.textColor = UIColor.init(hex: "939393")
             self.titleLabel.numberOfLines = 1
             self.titleLabel.adjustsFontSizeToFitWidth = true
             self.titleLabel.minimumScaleFactor = 0.5
-            self.titleLabel.setCenteringAlignment()
+            self.titleLabel.setCenterAlignment()
             self.addSubview(self.titleLabel)
             
-            self.subtitleLabel.font = UIFont.system(type: .Regular, size: 16)
-            self.subtitleLabel.textColor = SPNativeStyleKit.Colors.black
+            self.subtitleLabel.font = UIFont.system(weight: .regular, size: 16)
+            self.subtitleLabel.textColor = SPNativeColors.black
             self.subtitleLabel.numberOfLines = 0
-            self.subtitleLabel.setCenteringAlignment()
+            self.subtitleLabel.setCenterAlignment()
             self.addSubview(self.subtitleLabel)
             
             self.imageView.gradeView.backgroundColor = UIColor.white
@@ -205,15 +216,16 @@ class SPProposeViewController: SPBaseViewController {
             self.imageView.layer.masksToBounds = true
             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.backgroundColor = UIColor.init(hex: "D4D3DB")
+            self.button.titleLabel?.font = UIFont.system(weight: UIFont.FontWeight.medium, size: 15)
+            self.button.setTitleColor(SPNativeColors.black)
+            self.button.layer.cornerRadius = 13
+            self.button.backgroundColor = SPNativeColors.lightGray
             self.addSubview(self.button)
             
             self.closeButton.widthIconFactor = 0.4
             self.closeButton.heightIconFactor = 0.4
-            self.closeButton.backgroundColor = UIColor.init(hex: "EFEFF4")
-            self.closeButton.color =  UIColor.init(hex: "979797")
+            self.closeButton.backgroundColor = SPNativeColors.lightGray.withAlphaComponent(0.6)
+            self.closeButton.color = UIColor.init(hex: "979797")
             self.addSubview(self.closeButton)
         }
         
@@ -225,36 +237,40 @@ class SPProposeViewController: SPBaseViewController {
             super.layoutSubviews()
             
             self.titleLabel.sizeToFit()
-            self.titleLabel.frame.origin.y = self.space * 0.8
-            self.titleLabel.setWidth(self.frame.width - self.space * 3)
-            self.titleLabel.setXCenteringFromSuperview()
+            self.titleLabel.frame.origin.y = self.space * 0.9
+            self.titleLabel.frame.set(width: self.frame.width - self.space * 3)
+            self.titleLabel.setXCenter()
             
             self.subtitleLabel.sizeToFit()
-            self.subtitleLabel.frame.origin.y = self.titleLabel.frame.bottomYPosition + 8
-            self.subtitleLabel.setWidth(self.frame.width - self.space * 2)
-            self.subtitleLabel.setXCenteringFromSuperview()
+            self.subtitleLabel.frame.origin.y = self.titleLabel.frame.bottomY + 8
+            self.subtitleLabel.frame.set(width: self.frame.width - self.space * 2)
+            self.subtitleLabel.setXCenter()
             
             self.imageView.frame = CGRect.init(
-                x: 0, y: self.subtitleLabel.frame.bottomYPosition + self.space / 2,
+                x: 0, y: self.subtitleLabel.frame.bottomY + self.space / 2,
                 width: self.imageSideSize,
                 height: self.imageSideSize
             )
-            self.imageView.setXCenteringFromSuperview()
+            self.imageView.setXCenter()
             
             self.button.sizeToFit()
-            self.button.setWidth(self.frame.width - self.space * 2)
-            self.button.frame.origin.y = self.imageView.frame.bottomYPosition + self.space / 2
-            self.button.setXCenteringFromSuperview()
+            self.button.frame.set(height: 52)
+            self.button.frame.set(width: self.frame.width - self.space * 2)
+            self.button.frame.origin.y = self.imageView.frame.bottomY + self.space / 1.8
+            self.button.setXCenter()
             
             self.closeButton.frame = CGRect.init(x: 0, y: 0, width: 24, height: 24)
             self.closeButton.frame.origin.x = self.frame.width - self.closeButton.frame.width - 20
             self.closeButton.frame.origin.y = 20
             self.closeButton.round()
+            
+            self.frame.set(height: self.button.frame.bottomY + self.space)
         }
         
-        override func sizeToFit() {
-            super.sizeToFit()
-            self.setHeight(self.button.frame.bottomYPosition + self.space)
+        func layout(origin: CGPoint, width: CGFloat) {
+            self.frame.origin = origin
+            self.frame.set(width: width)
+            self.layoutSubviews()
         }
     }
     
@@ -266,4 +282,17 @@ 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/SPStatusBarManagerController.swift

@@ -21,7 +21,7 @@
 
 import UIKit
 
-public class SPStatusBarManagerViewController: UIViewController {
+public class SPStatusBarManagerController: UIViewController {
     
     var statusBar: SPStatusBar = .dark {
         didSet {
@@ -57,7 +57,7 @@ public class SPStatusBarManagerViewController: UIViewController {
     }
 }
 
-public class SPStatusBarManagerTableViewController: UITableViewController {
+public class SPStatusBarManagerTableController: UITableViewController {
     
     var statusBar: SPStatusBar = .dark {
         didSet {            

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

@@ -0,0 +1,105 @@
+// 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 SPTableController: SPStatusBarManagerTableController {
+    
+    var activityIndicatorView = UIActivityIndicatorView.init()
+    
+    override public func viewDidLoad() {
+        super.viewDidLoad()
+        
+        self.activityIndicatorView.stopAnimating()
+        self.activityIndicatorView.color = SPNativeColors.gray
+        self.view.addSubview(self.activityIndicatorView)
+    }
+    
+    public override func viewWillLayoutSubviews() {
+        super.viewWillLayoutSubviews()
+        self.updateLayout(with: self.view.frame.size)
+    }
+    
+    override public func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
+        super.viewWillTransition(to: size, with: coordinator)
+        coordinator.animate(alongsideTransition: { (contex) in
+            self.updateLayout(with: size)
+        }, completion: nil)
+    }
+    
+    func updateLayout(with size: CGSize) {
+        self.activityIndicatorView.center = CGPoint.init(
+            x: size.width / 2,
+            y: (size.height - self.safeArea.top - self.safeArea.bottom) / 2
+        )
+    }
+    
+    //MARK: - Cache
+    private var cacheImages: [(link: String, image: UIImage)] = []
+    
+    func toCache(link: String, image: UIImage?) {
+        if image == nil {
+            return
+        }
+        if self.fromCahce(link: link) == nil {
+            self.cacheImages.append((link: link, image: image!))
+        }
+    }
+    
+    func fromCahce(link: String) -> UIImage? {
+        let cachedData = self.cacheImages.first(where: {
+            $0.link == link
+        })
+        return cachedData?.image
+    }
+    
+    //MARK: - Reload Table View
+    func reloadTableView(animated: Bool, complection: @escaping ()->() = {}) {
+        if animated {
+            UIView.transition(
+                with: self.tableView,
+                duration: 0.3,
+                options: [.transitionCrossDissolve, UIView.AnimationOptions.beginFromCurrentState],
+                animations: {
+                    self.tableView.reloadData()
+            }, completion: {(state) in
+                complection()
+            })
+        } else {
+            self.tableView.reloadData()
+            complection()
+        }
+    }
+    
+    //MARK: - Other
+    @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/Labels/SPCenterLabelsView.swift

@@ -0,0 +1,67 @@
+// 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 SPCenterLabelsView: SPView {
+    
+    let titleLabel = SPLabel()
+    let subtitleLabel = SPLabel()
+    
+    override func commonInit() {
+        super.commonInit()
+        
+        self.titleLabel.font = UIFont.system(weight: .bold, size: 33)
+        self.titleLabel.textAlignment = .center
+        self.titleLabel.textColor = UIColor.black
+        self.titleLabel.numberOfLines = 0
+        self.addSubview(self.titleLabel)
+        
+        self.subtitleLabel.font = UIFont.system(weight: .regular, size: 17)
+        self.subtitleLabel.textAlignment = .center
+        self.subtitleLabel.textColor = UIColor.black
+        self.subtitleLabel.numberOfLines = 0
+        self.addSubview(self.subtitleLabel)
+    }
+    
+    func layout(x: CGFloat, y: CGFloat, width: CGFloat) {
+        self.frame.origin = CGPoint.init(x: x, y: y)
+        self.frame.set(width: width)
+        self.layoutSubviews()
+    }
+    
+    override public func layoutSubviews() {
+        super.layoutSubviews()
+        
+        self.titleLabel.frame.set(width: self.frame.width)
+        self.titleLabel.sizeToFit()
+        self.titleLabel.frame.set(width: self.frame.width)
+        self.titleLabel.frame.origin = CGPoint.zero
+        
+        self.subtitleLabel.frame.set(width: self.frame.width)
+        self.subtitleLabel.sizeToFit()
+        self.subtitleLabel.frame.set(width: self.frame.width)
+        self.subtitleLabel.frame.origin.x = 0
+        self.subtitleLabel.frame.origin.y = self.titleLabel.frame.bottomY + 7
+        
+        self.frame.set(height: self.subtitleLabel.frame.bottomY)
+    }
+}

Example/stork-controller/Frameworks/SparrowKit/UI/Labels/SPEmptyLabelsView.swift

@@ -0,0 +1,76 @@
+// 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 SPEmptyLabelsView: SPView {
+    
+    let titleLabel = UILabel()
+    let subtitleLabel = UILabel()
+    
+    init(title: String, subtitle: String) {
+        self.titleLabel.text = title
+        self.subtitleLabel.text = subtitle
+        super.init()
+    }
+    
+    required init?(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    override func commonInit() {
+        super.commonInit()
+        
+        self.titleLabel.font = UIFont.system(weight: .bold, size: 29)
+        self.titleLabel.textColor = SPNativeColors.gray
+        self.titleLabel.setCenterAlignment()
+        self.titleLabel.numberOfLines = 0
+        self.addSubview(self.titleLabel)
+        
+        self.subtitleLabel.font = UIFont.system(weight: .regular, size: 17)
+        self.subtitleLabel.textColor = SPNativeColors.gray
+        self.subtitleLabel.setCenterAlignment()
+        self.subtitleLabel.numberOfLines = 0
+        self.addSubview(self.subtitleLabel)
+    }
+    
+    func layout(centerY: CGFloat) {
+        if let superview = self.superview {
+            self.frame.set(width: superview.frame.width * 0.7)
+            self.layoutSubviews()
+            self.center = CGPoint.init(x: superview.frame.width / 2, y: centerY)
+        }
+    }
+    
+    override func layoutSubviews() {
+        super.layoutSubviews()
+        
+        self.titleLabel.frame.origin = .zero
+        self.titleLabel.sizeToFit()
+        self.titleLabel.frame.set(width: self.frame.width)
+        
+        self.subtitleLabel.frame.origin = CGPoint.init(x: 0, y: self.titleLabel.frame.bottomY + 5)
+        self.subtitleLabel.sizeToFit()
+        self.subtitleLabel.frame.set(width: self.frame.width)
+        
+        self.frame.set(height: self.subtitleLabel.frame.bottomY)
+    }
+}