updated RootController transition method to use Motion transitions

Sources/iOS/NavigationDrawerController.swift

@@ -415,8 +415,8 @@ open class NavigationDrawerController: RootController {
 		prepare()
 	}
 	
-    open override func transition(to viewController: UIViewController, duration: TimeInterval = 0.5, options: UIViewAnimationOptions = [], animations: (() -> Void)? = nil, completion: ((Bool) -> Void)? = nil) {
-        super.transition(to: viewController, duration: duration, options: options, animations: animations) { [weak self, completion = completion] (result) in
+    open override func transition(to viewController: UIViewController, completion: ((Bool) -> Void)? = nil) {
+        super.transition(to: viewController) { [weak self, completion = completion] (result) in
             guard let s = self else {
                 return
             }
@@ -452,6 +452,8 @@ open class NavigationDrawerController: RootController {
                 vc.view.center = CGPoint(x: rightViewWidth / 2, y: v.bounds.height / 2)
 			}
 		}
+        
+        rootViewController.view.frame = container.bounds
 	}
 	
     open override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
@@ -976,7 +978,7 @@ extension NavigationDrawerController {
     /// Prepares the contentViewController.
     fileprivate func prepareContentViewController() {
         contentViewController.view.backgroundColor = .black
-        prepare(viewController: contentViewController, withContainer: view)
+        prepare(viewController: contentViewController, in: view)
         view.sendSubview(toBack: contentViewController.view)
     }
     
@@ -986,7 +988,7 @@ extension NavigationDrawerController {
             return
         }
         
-        prepare(viewController: leftViewController, withContainer: v)
+        prepare(viewController: leftViewController, in: v)
     }
     
     /// A method that prepares the rightViewController.
@@ -995,7 +997,7 @@ extension NavigationDrawerController {
             return
         }
         
-        prepare(viewController: rightViewController, withContainer: v)
+        prepare(viewController: rightViewController, in: v)
     }
     
     /// A method that prepares the leftView.

Sources/iOS/RootController.swift

@@ -45,6 +45,9 @@ open class RootController: UIViewController {
 		}
 	}
 	
+    /// A reference to the container view.
+    open let container = UIView()
+    
 	/**
      A UIViewController property that references the active
      main UIViewController. To swap the rootViewController, it
@@ -53,6 +56,9 @@ open class RootController: UIViewController {
      */
 	open fileprivate(set) var rootViewController: UIViewController!
 	
+    /// The transition type used during a transition.
+    open var motionTransitionType = MotionTransitionType.fade
+    
 	/**
      An initializer that initializes the object with a NSCoder object.
      - Parameter aDecoder: A NSCoder instance.
@@ -93,40 +99,27 @@ open class RootController: UIViewController {
      A method to swap rootViewController objects.
      - Parameter toViewController: The UIViewController to swap
      with the active rootViewController.
-     - Parameter duration: A TimeInterval that sets the
-     animation duration of the transition.
-     - Parameter options: UIViewAnimationOptions thst are used
-     when animating the transition from the active rootViewController
-     to the toViewController.
-     - Parameter animations: An animation block that is executed during
-     the transition from the active rootViewController
-     to the toViewController.
      - Parameter completion: A completion block that is execited after
      the transition animation from the active rootViewController
      to the toViewController has completed.
      */
-	open func transition(to viewController: UIViewController, duration: TimeInterval = 0.5, options: UIViewAnimationOptions = [], animations: (() -> Void)? = nil, completion: ((Bool) -> Void)? = nil) {
-		rootViewController.willMove(toParentViewController: nil)
-		addChildViewController(viewController)
-		viewController.view.frame = rootViewController.view.frame
-        transition(from: rootViewController,
-            to: viewController,
-			duration: duration,
-			options: options,
-			animations: animations) { [weak self, viewController = viewController, completion = completion] (result) in
-                guard let s = self else {
-                    return
-                }
-                
-                viewController.didMove(toParentViewController: s)
-                s.rootViewController.removeFromParentViewController()
-                s.rootViewController = viewController
-                s.rootViewController.view.clipsToBounds = true
-                s.rootViewController.view.autoresizingMask = [.flexibleWidth, .flexibleHeight]
-                s.rootViewController.view.contentScaleFactor = Screen.scale
-                s.view.sendSubview(toBack: s.rootViewController.view)
-                completion?(result)
-			}
+	open func transition(to viewController: UIViewController, completion: ((Bool) -> Void)? = nil) {
+        let fvc = rootViewController!
+        let tvc = viewController
+        
+        tvc.view.frame.size = view.bounds.size
+        tvc.motionModalTransitionType = motionTransitionType
+        
+        view.isUserInteractionEnabled = false
+        Motion.shared.transition(from: fvc, to: tvc, in: container) { [weak self, completion = completion] (isFinished) in
+            guard let s = self else {
+                return
+            }
+            
+            s.rootViewController = tvc
+            s.view.isUserInteractionEnabled = true
+            completion?(isFinished)
+        }
 	}
 	
 	/**
@@ -147,14 +140,24 @@ open class RootController: UIViewController {
         view.clipsToBounds = true
         view.backgroundColor = .white
         view.contentScaleFactor = Screen.scale
+        
+        prepareContainer()
         prepareRootViewController()
 	}
 }
 
-extension RootController {
+internal extension RootController {
+    /// Prepares the container view.
+    func prepareContainer() {
+        container.frame = view.bounds
+        container.contentScaleFactor = Screen.scale
+        container.autoresizingMask = [.flexibleWidth, .flexibleHeight]
+        view.addSubview(container)
+    }
+    
     /// A method that prepares the rootViewController.
-    internal func prepareRootViewController() {
-        prepare(viewController: rootViewController, withContainer: view)
+    func prepareRootViewController() {
+        prepare(viewController: rootViewController, in: container)
     }
     
     /**
@@ -162,10 +165,10 @@ extension RootController {
      the BarController within the passed in
      container view.
      - Parameter viewController: A UIViewController to add as a child.
-     - Parameter withContainer container: A UIView that is the parent of the
+     - Parameter in container: A UIView that is the parent of the
      passed in controller view within the view hierarchy.
      */
-    internal func prepare(viewController: UIViewController?, withContainer container: UIView) {
+    func prepare(viewController: UIViewController?, in container: UIView) {
         guard let v = viewController else {
             return
         }

Sources/iOS/SearchBarController.swift

@@ -64,11 +64,13 @@ open class SearchBarController: StatusBarController {
         switch displayStyle {
         case .partial:
             let h = y + searchBar.height
-            rootViewController.view.y = h
-            rootViewController.view.height = view.height - h
+            container.y = h
+            container.height = view.height - h
         case .full:
-            rootViewController.view.frame = view.bounds
+            container.frame = view.bounds
         }
+        
+        rootViewController.view.frame = container.bounds
 	}
 	
 	/**
@@ -81,6 +83,7 @@ open class SearchBarController: StatusBarController {
 	open override func prepare() {
 		super.prepare()
         displayStyle = .partial
+        
         prepareStatusBar()
 		prepareSearchBar()
 	}

Sources/iOS/StatusBarController.swift

@@ -94,6 +94,7 @@ open class StatusBarController: RootController {
      */
 	open override func layoutSubviews() {
 		super.layoutSubviews()
+        
         if shouldHideStatusBarOnRotation {
             statusBar.isHidden = Application.shouldStatusBarBeHidden
         }
@@ -103,11 +104,13 @@ open class StatusBarController: RootController {
         switch displayStyle {
         case .partial:
             let h = statusBar.height
-            rootViewController.view.y = h
-            rootViewController.view.height = view.height - h
+            container.y = h
+            container.height = view.height - h
         case .full:
-            rootViewController.view.frame = view.bounds
+            container.frame = view.bounds
         }
+        
+        rootViewController.view.frame = container.bounds
 	}
 	
 	/**

Sources/iOS/ToolbarController.swift

@@ -65,11 +65,13 @@ open class ToolbarController: StatusBarController {
         switch displayStyle {
         case .partial:
             let h = y + toolbar.height
-            rootViewController.view.y = h
-            rootViewController.view.height = view.height - h
+            container.y = h
+            container.height = view.height - h
         case .full:
-            rootViewController.view.frame = view.bounds
+            container.frame = view.bounds
         }
+        
+        rootViewController.view.frame = container.bounds
 	}
 	
 	/**