editor: added memory updates

Sources/iOS/Bar.swift

@@ -102,10 +102,10 @@ open class Bar: View {
     }
     
     /// ContentView that holds the any desired subviews.
-    open private(set) lazy var contentView = View()
+    open fileprivate(set) lazy var contentView = UIView()
     
     /// Left side UIViews.
-    open var leftViews = [UIView]() {
+    open var leftViews: [UIView] {
         didSet {
             for v in oldValue {
                 v.removeFromSuperview()
@@ -115,7 +115,7 @@ open class Bar: View {
     }
     
     /// Right side UIViews.
-    open var rightViews = [UIView]() {
+    open var rightViews: [UIView] {
         didSet {
             for v in oldValue {
                 v.removeFromSuperview()
@@ -130,9 +130,6 @@ open class Bar: View {
             return contentView.grid.views
         }
         set(value) {
-            for v in contentView.grid.views {
-                v.removeFromSuperview()
-            }
             contentView.grid.views = value
         }
     }
@@ -142,6 +139,8 @@ open class Bar: View {
      - Parameter aDecoder: A NSCoder instance.
      */
     public required init?(coder aDecoder: NSCoder) {
+        leftViews = []
+        rightViews = []
         super.init(coder: aDecoder)
     }
     
@@ -152,13 +151,14 @@ open class Bar: View {
      - Parameter frame: A CGRect instance.
      */
     public override init(frame: CGRect) {
+        leftViews = []
+        rightViews = []
         super.init(frame: frame)
     }
     
-    /// Basic initializer.
-    public init() {
-        super.init(frame: .zero)
-        frame.size = intrinsicContentSize
+    /// Convenience initializer.
+    public convenience init() {
+        self.init(frame: .zero)
     }
     
     /**
@@ -167,12 +167,11 @@ open class Bar: View {
      - Parameter rightViews: An Array of UIViews that go on the right side.
      - Parameter centerViews: An Array of UIViews that go in the center.
      */
-    public init(leftViews: [UIView]? = nil, rightViews: [UIView]? = nil, centerViews: [UIView]? = nil) {
-        super.init(frame: .zero)
+    public convenience init(leftViews: [UIView]? = nil, rightViews: [UIView]? = nil, centerViews: [UIView]? = nil) {
+        self.init()
         self.leftViews = leftViews ?? []
         self.rightViews = rightViews ?? []
         self.centerViews = centerViews ?? []
-        frame.size = intrinsicContentSize
     }
     
     open override func layoutSubviews() {
@@ -275,11 +274,5 @@ open class Bar: View {
         autoresizingMask = .flexibleWidth
         interimSpacePreset = .interimSpace3
         contentEdgeInsetsPreset = .square1
-        prepareContentView()
-    }
-    
-    /// Prepares the contentView.
-    private func prepareContentView() {
-        contentView.backgroundColor = nil
     }
 }

Sources/iOS/BottomTabBar.swift

@@ -76,10 +76,6 @@ open class BottomTabBar: UITabBar {
 	
     open override func layoutSublayers(of layer: CALayer) {
         super.layoutSublayers(of: layer)
-        guard self.layer == layer else {
-            return
-        }
-        
         layoutShape()
     }
     

Sources/iOS/Button.swift

@@ -165,10 +165,6 @@ open class Button: UIButton {
 	
     open override func layoutSublayers(of layer: CALayer) {
         super.layoutSublayers(of: layer)
-        guard self.layer == layer else {
-            return
-        }
-        
         layoutShape()
         layoutVisualLayer()
     }

Sources/iOS/CollectionReusableView.swift

@@ -219,10 +219,6 @@ open class CollectionReusableView: UICollectionReusableView {
 	
 	open override func layoutSublayers(of layer: CALayer) {
 		super.layoutSublayers(of: layer)
-        guard self.layer == layer else {
-            return
-        }
-        
         layoutShape()
         layoutVisualLayer()
 	}

Sources/iOS/CollectionViewCell.swift

@@ -226,10 +226,6 @@ open class CollectionViewCell: UICollectionViewCell {
 	
 	open override func layoutSublayers(of layer: CALayer) {
 		super.layoutSublayers(of: layer)
-        guard self.layer == layer else {
-            return
-        }
-        
         layoutShape()
         layoutVisualLayer()
 	}

Sources/iOS/Grid.swift

@@ -269,7 +269,7 @@ private var GridKey: UInt8 = 0
 /// Grid extension for UIView.
 extension UIView {
     /// Grid reference.
-    public private(set) var grid: Grid {
+    public fileprivate(set) var grid: Grid {
         get {
             return AssociatedObject(base: self, key: &GridKey) {
                 return Grid(context: self)

Sources/iOS/NavigationBar.swift

@@ -134,10 +134,6 @@ open class NavigationBar: UINavigationBar {
     
     open override func layoutSublayers(of layer: CALayer) {
         super.layoutSublayers(of: layer)
-        guard self.layer == layer else {
-            return
-        }
-        
         layoutShape()
     }
 	

Sources/iOS/NavigationItem.swift

@@ -80,9 +80,6 @@ public class NavigationItem: NSObject {
             return contentView.grid.views
         }
         set(value) {
-            for v in contentView.grid.views {
-                v.removeFromSuperview()
-            }
             contentView.grid.views = value
         }
     }

Sources/iOS/SearchBar.swift

@@ -152,16 +152,6 @@ open class SearchBar: Bar {
 	}
 	
 	/**
-     A convenience initializer with parameter settings.
-     - Parameter leftViews: An Array of UIViews that go on the left side.
-     - Parameter rightViews: An Array of UIViews that go on the right side.
-     - Parameter centerViews: An Array of UIViews that go in the center.
-     */
-    public override init(leftViews: [UIView]? = nil, rightViews: [UIView]? = nil, centerViews: [UIView]? = nil) {
-        super.init(leftViews: leftViews, rightViews: rightViews, centerViews: centerViews)
-	}
-	
-	/**
      Prepares the view instance when intialized. When subclassing,
      it is recommended to override the prepare method
      to initialize property values and other setup operations.

Sources/iOS/StatusBarController.swift

@@ -50,7 +50,7 @@ extension UIViewController {
 
 open class StatusBarController: RootController {
 	/// A reference to the statusBar.
-	open private(set) lazy var statusBar = View()
+    open private(set) lazy var statusBar: View = View()
 	
     open override var isStatusBarHidden: Bool {
         didSet {

Sources/iOS/TableViewCell.swift

@@ -103,10 +103,6 @@ open class TableViewCell: UITableViewCell {
 	
 	open override func layoutSublayers(of layer: CALayer) {
 		super.layoutSublayers(of: layer)
-        guard self.layer == layer else {
-            return
-        }
-        
         layoutShape()
         layoutVisualLayer()
 	}

Sources/iOS/TextField.swift

@@ -381,10 +381,6 @@ open class TextField: UITextField {
 	
 	open override func layoutSublayers(of layer: CALayer) {
 		super.layoutSublayers(of: layer)
-        guard self.layer == layer else {
-            return
-        }
-        
         layoutShape()
 	}
     

Sources/iOS/TextView.swift

@@ -34,9 +34,10 @@ import UIKit
 public protocol TextViewDelegate : UITextViewDelegate {}
 
 @objc(TextView)
-public class TextView: UITextView {
+open class TextView: UITextView {
 	/// A property that accesses the backing layer's background
-	@IBInspectable public override var backgroundColor: UIColor? {
+	@IBInspectable
+    open override var backgroundColor: UIColor? {
 		didSet {
 			layer.backgroundColor = backgroundColor?.cgColor
 		}
@@ -47,44 +48,49 @@ public class TextView: UITextView {
 	titleLabel text value is updated with the placeholderLabel
 	text value before being displayed.
 	*/
-	public var titleLabel: UILabel? {
+	@IBInspectable
+    open var titleLabel: UILabel? {
 		didSet {
 			prepareTitleLabel()
 		}
 	}
 	
 	/// The color of the titleLabel text when the textView is not active.
-	@IBInspectable public var titleLabelColor: UIColor? {
+	@IBInspectable
+    open var titleLabelColor: UIColor? {
 		didSet {
 			titleLabel?.textColor = titleLabelColor
 		}
 	}
 	
 	/// The color of the titleLabel text when the textView is active.
-	@IBInspectable public var titleLabelActiveColor: UIColor?
+	@IBInspectable
+    open var titleLabelActiveColor: UIColor?
 	
 	/**
 	A property that sets the distance between the textView and
 	titleLabel.
 	*/
-	@IBInspectable public var titleLabelAnimationDistance: CGFloat = 8
+	@IBInspectable
+    open var titleLabelAnimationDistance: CGFloat = 8
 	
 	/// Placeholder UILabel view.
-	public var placeholderLabel: UILabel? {
+	open var placeholderLabel: UILabel? {
 		didSet {
 			preparePlaceholderLabel()
 		}
 	}
 	
 	/// An override to the text property.
-	@IBInspectable public override var text: String! {
+	@IBInspectable
+    open override var text: String! {
 		didSet {
 			handleTextViewTextDidChange()
 		}
 	}
 	
 	/// An override to the attributedText property.
-	public override var attributedText: NSAttributedString! {
+	open override var attributedText: NSAttributedString! {
 		didSet {
 			handleTextViewTextDidChange()
 		}
@@ -94,16 +100,16 @@ public class TextView: UITextView {
 	Text container UIEdgeInset preset property. This updates the 
 	textContainerInset property with a preset value.
 	*/
-	public var textContainerEdgeInsetsPreset: EdgeInsetsPreset = .none {
+	open var textContainerEdgeInsetsPreset: EdgeInsetsPreset = .none {
 		didSet {
 			textContainerInset = EdgeInsetsPresetToValue(preset: textContainerEdgeInsetsPreset)
 		}
 	}
 	
 	/// Text container UIEdgeInset property.
-	public override var textContainerInset: EdgeInsets {
+	open override var textContainerInset: EdgeInsets {
 		didSet {
-			reloadView()
+			reload()
 		}
 	}
 	
@@ -143,16 +149,12 @@ public class TextView: UITextView {
 		removeNotificationHandlers()
 	}
 	
-    public override func layoutSublayers(of layer: CALayer) {
+    open override func layoutSublayers(of layer: CALayer) {
         super.layoutSublayers(of: layer)
-        guard self.layer == layer else {
-            return
-        }
-        
         layoutShape()
     }
     
-    public override func layoutSubviews() {
+    open override func layoutSubviews() {
 		super.layoutSubviews()
 		layoutShadowPath()
 		placeholderLabel?.preferredMaxLayoutWidth = textContainer.size.width - textContainer.lineFragmentPadding * 2
@@ -160,7 +162,7 @@ public class TextView: UITextView {
 	}
 	
 	/// Reloads necessary components when the view has changed.
-	internal func reloadView() {
+    open func reload() {
 		if let p = placeholderLabel {
 			removeConstraints(constraints)
 			layout(p).edges(
@@ -173,13 +175,13 @@ public class TextView: UITextView {
 	
 	/// Notification handler for when text editing began.
     @objc
-	internal func handleTextViewTextDidBegin() {
+	fileprivate func handleTextViewTextDidBegin() {
 		titleLabel?.textColor = titleLabelActiveColor
 	}
 	
 	/// Notification handler for when text changed.
 	@objc
-    internal func handleTextViewTextDidChange() {
+    fileprivate func handleTextViewTextDidChange() {
 		if let p = placeholderLabel {
 			p.isHidden = !(true == text?.isEmpty)
 		}
@@ -198,7 +200,7 @@ public class TextView: UITextView {
 	
 	/// Notification handler for when text editing ended.
     @objc
-	internal func handleTextViewTextDidEnd() {
+	fileprivate func handleTextViewTextDidEnd() {
         guard let t = text else {
             hideTitleLabel()
             return
@@ -220,31 +222,31 @@ public class TextView: UITextView {
      The super.prepare method should always be called immediately
      when subclassing.
      */
-	public func prepare() {
+	open func prepare() {
 		contentScaleFactor = Device.scale
 		textContainerInset = .zero
 		backgroundColor = .white
 		clipsToBounds = false
 		removeNotificationHandlers()
 		prepareNotificationHandlers()
-		reloadView()
+		reload()
 	}
 	
 	/// prepares the placeholderLabel property.
-	private func preparePlaceholderLabel() {
+	fileprivate func preparePlaceholderLabel() {
 		if let v: UILabel = placeholderLabel {
 			v.font = font
 			v.textAlignment = textAlignment
 			v.numberOfLines = 0
 			v.backgroundColor = .clear
 			addSubview(v)
-			reloadView()
+			reload()
 			handleTextViewTextDidChange()
 		}
 	}
 	
 	/// Prepares the titleLabel property.
-	private func prepareTitleLabel() {
+	fileprivate func prepareTitleLabel() {
 		if let v: UILabel = titleLabel {
 			v.isHidden = true
 			addSubview(v)
@@ -259,7 +261,7 @@ public class TextView: UITextView {
 	}
 	
 	/// Shows and animates the titleLabel property.
-	private func showTitleLabel() {
+	fileprivate func showTitleLabel() {
 		if let v: UILabel = titleLabel {
 			if v.isHidden {
 				if let s: String = placeholderLabel?.text {
@@ -279,7 +281,7 @@ public class TextView: UITextView {
 	}
 	
 	/// Hides and animates the titleLabel property.
-	private func hideTitleLabel() {
+	fileprivate func hideTitleLabel() {
 		if let v: UILabel = titleLabel {
 			if !v.isHidden {
 				UIView.animate(withDuration: 0.25, animations: {
@@ -293,7 +295,7 @@ public class TextView: UITextView {
 	}
 	
 	/// Prepares the Notification handlers.
-	private func prepareNotificationHandlers() {
+	fileprivate func prepareNotificationHandlers() {
 		let defaultCenter = NotificationCenter.default
         defaultCenter.addObserver(self, selector: #selector(handleTextViewTextDidBegin), name: NSNotification.Name.UITextViewTextDidBeginEditing, object: self)
 		defaultCenter.addObserver(self, selector: #selector(handleTextViewTextDidChange), name: NSNotification.Name.UITextViewTextDidChange, object: self)
@@ -301,7 +303,7 @@ public class TextView: UITextView {
 	}
 	
 	/// Removes the Notification handlers.
-	private func removeNotificationHandlers() {
+	fileprivate func removeNotificationHandlers() {
         let defaultCenter = NotificationCenter.default
         defaultCenter.removeObserver(self, name: NSNotification.Name.UITextViewTextDidBeginEditing, object: self)
 		defaultCenter.removeObserver(self, name: NSNotification.Name.UITextViewTextDidChange, object: self)

Sources/iOS/Toolbar.swift

@@ -83,16 +83,6 @@ open class Toolbar: Bar {
 		super.init(frame: frame)
 	}
 	
-	/**
-     A convenience initializer with parameter settings.
-     - Parameter leftViews: An Array of UIViews that go on the left side.
-     - Parameter rightViews: An Array of UIViews that go on the right side.
-     - Parameter centerViews: An Array of UIViews that go in the center.
-     */
-    public override init(leftViews: [UIView]? = nil, rightViews: [UIView]? = nil, centerViews: [UIView]? = nil) {
-        super.init(leftViews: leftViews, rightViews: rightViews, centerViews: centerViews)
-	}
-	
     open override func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?) {
         guard "titleLabel.textAlignment" == keyPath else {
             super.observeValue(forKeyPath: keyPath, of: object, change: change, context: context)

Sources/iOS/View.swift

@@ -37,7 +37,7 @@ open class View: UIView {
      allows the dropshadow effect on the backing layer, while clipping
      the image to a desired shape within the visualLayer.
      */
-	open private(set) lazy var visualLayer = CAShapeLayer()
+	open fileprivate(set) lazy var visualLayer = CAShapeLayer()
 	
 	/**
      A property that manages an image for the visualLayer's contents
@@ -46,9 +46,16 @@ open class View: UIView {
      */
 	@IBInspectable
     open var image: UIImage? {
-		didSet {
-            visualLayer.contents = image?.cgImage
-		}
+        get {
+            guard let v = visualLayer.contents else {
+                return nil
+            }
+            
+            return UIImage(cgImage: v as! CGImage)
+        }
+        set(value) {
+            visualLayer.contents = value?.cgImage
+        }
 	}
 	
 	/**
@@ -98,7 +105,7 @@ open class View: UIView {
 	
 	/// A Preset for the contentsGravity property.
 	@IBInspectable
-    open var contentsGravityPreset: Gravity {
+    open var contentsGravityPreset = Gravity.resize {
 		didSet {
 			contentsGravity = GravityToValue(gravity: contentsGravityPreset)
 		}
@@ -128,7 +135,6 @@ open class View: UIView {
      - Parameter aDecoder: A NSCoder instance.
      */
 	public required init?(coder aDecoder: NSCoder) {
-		contentsGravityPreset = .resizeAspectFill
 		super.init(coder: aDecoder)
 		prepare()
 	}
@@ -140,22 +146,18 @@ open class View: UIView {
      - Parameter frame: A CGRect instance.
      */
 	public override init(frame: CGRect) {
-		contentsGravityPreset = .resizeAspectFill
 		super.init(frame: frame)
 		prepare()
 	}
-	
-	/// A convenience initializer.
-	public convenience init() {
-		self.init(frame: .zero)
-	}
+    
+    /// Convenience initializer.
+    public convenience init() {
+        self.init(frame: .zero)
+        prepare()
+    }
 	
 	open override func layoutSublayers(of layer: CALayer) {
 		super.layoutSublayers(of: layer)
-        guard self.layer == layer else {
-            return
-        }
-        
         layoutShape()
         layoutVisualLayer()
 	}
@@ -177,17 +179,21 @@ open class View: UIView {
 		backgroundColor = .white
 		prepareVisualLayer()
 	}
-	
-	/// Prepares the visualLayer property.
-	internal func prepareVisualLayer() {
-		visualLayer.zPosition = 0
-		visualLayer.masksToBounds = true
-		layer.addSublayer(visualLayer)
-	}
-	
-	/// Manages the layout for the visualLayer property.
-	internal func layoutVisualLayer() {
-		visualLayer.frame = bounds
-		visualLayer.cornerRadius = cornerRadius
-	}
+}
+
+extension View {
+    /// Prepares the visualLayer property.
+    fileprivate func prepareVisualLayer() {
+        visualLayer.zPosition = 0
+        visualLayer.masksToBounds = true
+        layer.addSublayer(visualLayer)
+    }
+}
+
+extension View {
+    /// Manages the layout for the visualLayer property.
+    fileprivate func layoutVisualLayer() {
+        visualLayer.frame = bounds
+        visualLayer.cornerRadius = cornerRadius
+    }
 }