Remove deprecated methods

folding animation does not update

FoldingCell.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = 'FoldingCell'
-  s.version      = '2.0.0'
+  s.version      = '2.0.4'
   s.summary      = 'UITableViewCell with folding animation.'
   s.homepage     = 'https://github.com/Ramotion/folding-cell'
   s.license      = 'MIT'

FoldingCell/FoldingCell/Base.lproj/Main.storyboard

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="11201" systemVersion="15G1004" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="0cn-rv-Emg">
     <dependencies>
-        <deployment identifier="iOS"/>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="11161"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>

FoldingCell/FoldingCell/FoldingCell/FoldingCell.swift

@@ -177,7 +177,7 @@ open class FoldingCell: UITableViewCell {
     self.contentView.addConstraints(newConstraints)
     
     for constraint in containerView.constraints { // added height constraint
-      if constraint.firstAttribute == .height {
+      if constraint.firstAttribute == .height, let item: UIView = constraint.firstItem as? UIView, item == containerView {
         let newConstraint = NSLayoutConstraint(item: animationView, attribute: constraint.firstAttribute,
           relatedBy: constraint.relation, toItem: nil, attribute: constraint.secondAttribute,
           multiplier: constraint.multiplier, constant: constraint.constant)
@@ -217,11 +217,13 @@ open class FoldingCell: UITableViewCell {
     let itemHeight = (contSize.height - 2 * forgSize.height) / CGFloat(itemCount - 2)
     
     if itemCount == 2 {
-      // decrease containerView height or increase itemCount
-      assert(contSize.height - 2 * forgSize.height == 0, "contanerView.height too high")
+        // decrease containerView height or increase itemCount
+        assert(contSize.height - 2 * forgSize.height == 0, "contanerView.height too high")
+    }
+    else{
+        // decrease containerView height or increase itemCount
+        assert(contSize.height - 2 * forgSize.height >= itemHeight, "contanerView.height too high")
     }
-    // decrease containerView height or increase itemCount
-    assert(contSize.height - 2 * forgSize.height >= itemHeight, "contanerView.height too high")
     
     var yPosition = 2 * forgSize.height
     var tag = 2
@@ -310,7 +312,7 @@ open class FoldingCell: UITableViewCell {
   func durationSequence(_ type: AnimationType)-> [TimeInterval] {
     var durations  = [TimeInterval]()
     for index in 0..<itemCount-1 {
-      let duration = animationDuration(index, type: .open)
+      let duration = animationDuration(index, type: type)
       durations.append(TimeInterval(duration / 2.0))
       durations.append(TimeInterval(duration / 2.0))
     }
@@ -334,7 +336,7 @@ open class FoldingCell: UITableViewCell {
     var delay: TimeInterval = 0
     var timing                = kCAMediaTimingFunctionEaseIn
     var from: CGFloat         = 0.0;
-    var to: CGFloat           = CGFloat(-M_PI / 2)
+    var to: CGFloat           = -CGFloat.pi / 2
     var hidden                = true
     configureAnimationItems(.open)
     
@@ -347,9 +349,9 @@ open class FoldingCell: UITableViewCell {
       
       animatedView.foldingAnimation(timing, from: from, to: to, duration: durations[index], delay: delay, hidden: hidden)
       
-      from   = from == 0.0 ? CGFloat(M_PI / 2) : 0.0;
-      to     = to == 0.0 ? CGFloat(-M_PI / 2) : 0.0;
-      timing = timing == kCAMediaTimingFunctionEaseIn ? kCAMediaTimingFunctionEaseOut : kCAMediaTimingFunctionEaseIn;
+      from   = from == 0.0 ? CGFloat.pi / 2 : 0.0
+      to     = to == 0.0 ? -CGFloat.pi / 2 : 0.0
+      timing = timing == kCAMediaTimingFunctionEaseIn ? kCAMediaTimingFunctionEaseOut : kCAMediaTimingFunctionEaseIn
       hidden = !hidden
       delay += durations[index]
     }
@@ -385,7 +387,7 @@ open class FoldingCell: UITableViewCell {
     var delay: TimeInterval = 0
     var timing                = kCAMediaTimingFunctionEaseIn
     var from: CGFloat         = 0.0;
-    var to: CGFloat           = CGFloat(M_PI / 2)
+    var to: CGFloat           = CGFloat.pi / 2
     var hidden                = true
     configureAnimationItems(.close)
     
@@ -397,9 +399,9 @@ open class FoldingCell: UITableViewCell {
       
       animatedView.foldingAnimation(timing, from: from, to: to, duration: durations[index], delay: delay, hidden: hidden)
       
-      to     = to == 0.0 ? CGFloat(M_PI / 2) : 0.0;
-      from   = from == 0.0 ? CGFloat(-M_PI / 2) : 0.0;
-      timing = timing == kCAMediaTimingFunctionEaseIn ? kCAMediaTimingFunctionEaseOut : kCAMediaTimingFunctionEaseIn;
+      to     = to == 0.0 ? CGFloat.pi / 2 : 0.0
+      from   = from == 0.0 ? -CGFloat.pi / 2 : 0.0
+      timing = timing == kCAMediaTimingFunctionEaseIn ? kCAMediaTimingFunctionEaseOut : kCAMediaTimingFunctionEaseIn
       hidden = !hidden
       delay += durations[index]
     }
@@ -504,8 +506,8 @@ extension UIView {
   func pb_takeSnapshot(_ frame: CGRect) -> UIImage? {
     UIGraphicsBeginImageContextWithOptions(frame.size, false, 0.0)
     
-    let context = UIGraphicsGetCurrentContext();
-    context!.translateBy(x: frame.origin.x * -1, y: frame.origin.y * -1)
+    guard let context = UIGraphicsGetCurrentContext() else { return nil }
+    context.translateBy(x: frame.origin.x * -1, y: frame.origin.y * -1)
     
     guard let currentContext = UIGraphicsGetCurrentContext() else {
       return nil

FoldingCell/FoldingCell/MainTableViewController.swift

@@ -34,7 +34,8 @@ class MainTableViewController: UITableViewController {
 
     override func viewDidLoad() {
         super.viewDidLoad()
-        
+        tableView.estimatedRowHeight = kCloseCellHeight
+        tableView.rowHeight = UITableViewAutomaticDimension
         createCellHeightsArray()
         self.tableView.backgroundColor = UIColor(patternImage: UIImage(named: "background")!)
     }

README.md

@@ -10,14 +10,21 @@
 [![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
 [![Analytics](https://ga-beacon.appspot.com/UA-84973210-1/ramotion/folding-cell)](https://github.com/igrigorik/ga-beacon)
 
-
 ## About
-This project is maintained by Ramotion, an agency specialized in building dedicated engineering teams and developing custom software.<br><br> [Contact our team](https://business.ramotion.com?utm_source=gthb&utm_medium=special&utm_campaign=foolding-cell-contact-us) and we’ll help you work with the best engineers from Eastern Europe.
+This project is maintained by Ramotion, Inc.<br>
+We specialize in the designing and coding of custom UI for Mobile Apps and Websites.<br><br>**Looking for developers for your project?** 
+
+<a href="https://business.ramotion.com?utm_source=gthb&utm_medium=special&utm_campaign=foolding-cell-contact-us/#Get_in_Touch" > <img src="https://github.com/Ramotion/navigation-stack/raw/master/contact_our_team@2x.png" width="150" height="30"></a>
 
 [![Animation](https://raw.githubusercontent.com/Ramotion/folding-cell/master/Screenshots/folding-cell.gif)](https://dribbble.com/shots/2121350-Delivery-Card)
 
 
-The [iPhone mockup](https://store.ramotion.com/product/iphone-6-mockups?utm_source=gthb&utm_medium=special&utm_campaign=folding-cell) available [here](https://store.ramotion.com/product/iphone-6-mockups?utm_source=gthb&utm_medium=special&utm_campaign=folding-cell).
+The [iPhone mockup](https://store.ramotion.com?utm_source=gthb&utm_medium=special&utm_campaign=folding-cell) available [here](https://store.ramotion.com?utm_source=gthb&utm_medium=special&utm_campaign=folding-cell).
+
+## Try this UI control in action
+
+<a href="https://itunes.apple.com/app/apple-store/id1182360240?pt=550053&ct=gthb-folding-cell&mt=8" > <img src="https://github.com/Ramotion/navigation-stack/raw/master/Download_on_the_App_Store_Badge_US-UK_135x40.png" width="170" height="58"></a>
+
 ## Requirements
 
 - iOS 8.0+
@@ -28,17 +35,17 @@ The [iPhone mockup](https://store.ramotion.com/product/iphone-6-mockups?utm_sour
 Just add the FoldingCell.swift file to your project.
 
 or use [CocoaPods](https://cocoapods.org) with Podfile:
-``` ruby
-pod 'FoldingCell'
 ```
-
+pod 'FoldingCell', '~> 2.0.3' 
+```
 or [Carthage](https://github.com/Carthage/Carthage) users can simply add Mantle to their `Cartfile`:
 ```
-github "Ramotion/folding-cell" "~> 1.0.0" swift 2.2
+github "Ramotion/folding-cell"
 
-github "Ramotion/folding-cell" "~> 2.0.0" swift 3
 ```
 
+or just drag and drop FoldingCell.swift file to your project
+
 ## Solution
 ![Solution](https://raw.githubusercontent.com/Ramotion/folding-cell/master/Tutorial-resources/Solution.png)
 ## Usage
@@ -76,24 +83,17 @@ Ok, we've finished configuring the cell.
 
 5.1) Add constants:
 ``` swift
-     let kCloseCellHeight: CGFloat = *** // equal or greater foregroundView height
-     let kOpenCellHeight: CGFloat = *** // equal or greater containerView height
+fileprivate struct C {
+  struct CellHeight {
+    static let close: CGFloat = *** // equal or greater foregroundView height
+    static let open: CGFloat = *** // equal or greater containerView height
+  }
+}
 ```
-5.2) Add property
+5.2) Add property for calculate cells height
 
 ``` swift
-     var cellHeights = [CGFloat]()
-```
-
-     create in viewDidLoad:
-``` swift
-     override func viewDidLoad() {
-        super.viewDidLoad()
-
-        for _ in 0...kRowsCount {
-            cellHeights.append(kCloseCellHeight)
-        }
-    }
+     var cellHeights = (0..<CELLCOUNT).map { _ in C.CellHeight.close }
 ```
 
 5.3) Override method:
@@ -106,7 +106,9 @@ Ok, we've finished configuring the cell.
 5.4) Added code to method:
 ``` swift
     override func tableView(tableView: UITableView, didSelectRowAtIndexPath indexPath: NSIndexPath) {
-        let cell = tableView.cellForRowAtIndexPath(indexPath) as! FoldingCell
+        guard case let cell as FoldingCell = tableView.cellForRowAtIndexPath(indexPath) else {
+          return
+        }
 
         var duration = 0.0
         if cellHeights[indexPath.row] == kCloseCellHeight { // open cell
@@ -119,7 +121,7 @@ Ok, we've finished configuring the cell.
             duration = 1.1
         }
 
-        UIView.animateWithDuration(duration, delay: 0, options: .CurveEaseOut, animations: { () -> Void in
+        UIView.animateWithDuration(duration, delay: 0, options: .CurveEaseOut, animations: { _ in
             tableView.beginUpdates()
             tableView.endUpdates()
         }, completion: nil)
@@ -129,10 +131,8 @@ Ok, we've finished configuring the cell.
 ``` swift
   override func tableView(tableView: UITableView, willDisplayCell cell: UITableViewCell, forRowAtIndexPath indexPath: NSIndexPath) {
 
-        if cell is FoldingCell {
-            let foldingCell = cell as! FoldingCell
-
-            if cellHeights![indexPath.row] == kCloseCellHeight {
+        if case let cell as FoldingCell = cell {
+            if cellHeights![indexPath.row] == C.cellHeights.close {
                 foldingCell.selectedAnimation(false, animated: false, completion:nil)
             } else {
                 foldingCell.selectedAnimation(true, animated: false, completion: nil)