#4 Added example of custom transition

Author: malcommac

ScrollStackController.xcodeproj/project.pbxproj

@@ -11,6 +11,8 @@
 		6402E1F22347A8540087963C /* Extension.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6402E1F12347A8540087963C /* Extension.swift */; };
 		647C77B32348EA1600CAEB9F /* PricingVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = 647C77B22348EA1600CAEB9F /* PricingVC.swift */; };
 		6489C0612349C571003E5344 /* NotesVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6489C0602349C571003E5344 /* NotesVC.swift */; };
+		649B1E9223B1251400BD6BFD /* ScrollStackRowAnimator.swift in Sources */ = {isa = PBXBuildFile; fileRef = 649B1E9123B1251400BD6BFD /* ScrollStackRowAnimator.swift */; };
+		649B1E9323B1251900BD6BFD /* ScrollStackRowAnimator.swift in Sources */ = {isa = PBXBuildFile; fileRef = 649B1E9123B1251400BD6BFD /* ScrollStackRowAnimator.swift */; };
 		64A8E8B32348CCCE00E893FB /* WelcomeVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = 64A8E8B02348CCCE00E893FB /* WelcomeVC.swift */; };
 		64C02255234735A800A6D844 /* ScrollStackViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 64C0224F234735A800A6D844 /* ScrollStackViewController.swift */; };
 		64C02257234735A800A6D844 /* ScrollStack.swift in Sources */ = {isa = PBXBuildFile; fileRef = 64C02250234735A800A6D844 /* ScrollStack.swift */; };
@@ -50,6 +52,7 @@
 		6402E1F12347A8540087963C /* Extension.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Extension.swift; sourceTree = "<group>"; };
 		647C77B22348EA1600CAEB9F /* PricingVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PricingVC.swift; sourceTree = "<group>"; };
 		6489C0602349C571003E5344 /* NotesVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NotesVC.swift; sourceTree = "<group>"; };
+		649B1E9123B1251400BD6BFD /* ScrollStackRowAnimator.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ScrollStackRowAnimator.swift; sourceTree = "<group>"; };
 		64A8E8B02348CCCE00E893FB /* WelcomeVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = WelcomeVC.swift; sourceTree = "<group>"; };
 		64C0224F234735A800A6D844 /* ScrollStackViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ScrollStackViewController.swift; sourceTree = "<group>"; };
 		64C02250234735A800A6D844 /* ScrollStack.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ScrollStack.swift; sourceTree = "<group>"; };
@@ -131,6 +134,7 @@
 			children = (
 				64C0228523475A0E00A6D844 /* ScrollStack+Protocols.swift */,
 				64C02253234735A800A6D844 /* UIView+AutoLayout_Extensions.swift */,
+				649B1E9123B1251400BD6BFD /* ScrollStackRowAnimator.swift */,
 			);
 			path = Support;
 			sourceTree = "<group>";
@@ -346,6 +350,7 @@
 				64C02259234735A800A6D844 /* ScrollStackRow.swift in Sources */,
 				64C02255234735A800A6D844 /* ScrollStackViewController.swift in Sources */,
 				64C02257234735A800A6D844 /* ScrollStack.swift in Sources */,
+				649B1E9223B1251400BD6BFD /* ScrollStackRowAnimator.swift in Sources */,
 				64C0225D234735A800A6D844 /* UIView+AutoLayout_Extensions.swift in Sources */,
 				64C0225B234735A800A6D844 /* ScrollStackSeparator.swift in Sources */,
 			);
@@ -371,6 +376,7 @@
 				64C0226C2347360800A6D844 /* ViewController.swift in Sources */,
 				64C022812347582D00A6D844 /* ScrollStackSeparator.swift in Sources */,
 				64C0227E2347582D00A6D844 /* ScrollStack.swift in Sources */,
+				649B1E9323B1251900BD6BFD /* ScrollStackRowAnimator.swift in Sources */,
 				64C022682347360800A6D844 /* AppDelegate.swift in Sources */,
 				647C77B32348EA1600CAEB9F /* PricingVC.swift in Sources */,
 				6402E1F22347A8540087963C /* Extension.swift in Sources */,

ScrollStackControllerDemo/Child View Controllers/WelcomeVC.swift

@@ -24,7 +24,34 @@ public class WelcomeVC: UIViewController, ScrollStackContainableController {
     }
 
     public func reloadContentFromStackView(stackView: ScrollStack, row: ScrollStackRow, animated: Bool) {
+        
+    }
+    
+}
+
+extension WelcomeVC: ScrollStackRowAnimatable {
+    
+    public var animationInfo: ScrollStackAnimationInfo {
+        return ScrollStackAnimationInfo(duration: 1, delay: 0, springDamping: 0.8)
+    }
 
+    public func animateTransition(toHide: Bool) {
+        switch toHide {
+            case true:
+                self.view.transform = CGAffineTransform(translationX: -100, y: 0)
+                self.view.alpha = 0
+            
+            case false:
+                self.view.transform = .identity
+                self.view.alpha = 1
+        }
+    }
+    
+    public func willBeginAnimationTransition(toHide: Bool) {
+        if toHide == false {
+            self.view.transform = CGAffineTransform(translationX: -100, y: 0)
+            self.view.alpha = 0
+        }
     }
 
 }

Sources/ScrollStackController/Support/ScrollStackRowAnimator.swift

@@ -55,7 +55,7 @@ public protocol ScrollStackRowAnimatable {
 
 // MARK: - ScrollStackRowAnimatable Extension
 
-public extension ScrollStackRowAnimatable where Self: UIView {
+public extension ScrollStackRowAnimatable where Self: UIViewController {
 
     var animationInfo: ScrollStackAnimationInfo {
         return ScrollStackAnimationInfo()
@@ -116,7 +116,7 @@ internal class ScrollStackRowAnimator {
 
     /// Target row if animatable.
     private var animatableRow: ScrollStackRowAnimatable? {
-        return targetRow.contentView as? ScrollStackRowAnimatable
+        return targetRow.controller as? ScrollStackRowAnimatable
     }
 
     // MARK: - Initialization