updated MaterialLayer and Material*Views internal animation logic

Source/MaterialButton.swift

@@ -439,13 +439,6 @@ public class MaterialButton : UIButton {
 	}
 	
 	/**
-		:name:	actionForLayer
-	*/
-	public override func actionForLayer(layer: CALayer, forKey event: String) -> CAAction? {
-		return nil // returning nil enables the animations for the layer property that are normally disabled.
-	}
-	
-	/**
 		:name:	prepareView
 	*/
 	public func prepareView() {

Source/MaterialLayer.swift

@@ -18,26 +18,285 @@
 
 import UIKit
 
+@objc(MaterialLayer)
 public class MaterialLayer : CAShapeLayer {
 	/**
+		:name:	visualLayer
+	*/
+	public private(set) lazy var visualLayer: CAShapeLayer = CAShapeLayer()
+	
+	/**
+		:name:	x
+	*/
+	public var x: CGFloat {
+		get {
+			return frame.origin.x
+		}
+		set(value) {
+			frame.origin.x = value
+		}
+	}
+	
+	/**
+		:name:	y
+	*/
+	public var y: CGFloat {
+		get {
+			return frame.origin.y
+		}
+		set(value) {
+			frame.origin.y = value
+		}
+	}
+	
+	/**
+		:name:	width
+	*/
+	public var width: CGFloat {
+		get {
+			return frame.size.width
+		}
+		set(value) {
+			frame.size.width = value
+			if .None != shape {
+				frame.size.height = value
+			}
+		}
+	}
+	
+	/**
+		:name:	height
+	*/
+	public var height: CGFloat {
+		get {
+			return frame.size.height
+		}
+		set(value) {
+			frame.size.height = value
+			if .None != shape {
+				frame.size.width = value
+			}
+		}
+	}
+	
+	/**
+		:name:	image
+	*/
+	public var image: UIImage? {
+		get {
+			return nil == visualLayer.contents ? nil : UIImage(CGImage: visualLayer.contents as! CGImageRef)
+		}
+		set(value) {
+			visualLayer.contents = value?.CGImage
+		}
+	}
+	
+	/**
+		:name:	contentsRect
+	*/
+	public override var contentsRect: CGRect {
+		get {
+			return visualLayer.contentsRect
+		}
+		set(value) {
+			visualLayer.contentsRect = contentsRect
+		}
+	}
+	
+	/**
+		:name:	contentsCenter
+	*/
+	public override var contentsCenter: CGRect {
+		get {
+			return visualLayer.contentsCenter
+		}
+		set(value) {
+			visualLayer.contentsCenter = contentsCenter
+		}
+	}
+	
+	/**
+		:name:	contentsScale
+	*/
+	public override var contentsScale: CGFloat {
+		get {
+			return visualLayer.contentsScale
+		}
+		set(value) {
+			visualLayer.contentsScale = contentsScale
+		}
+	}
+	
+	/**
+		:name:	contentsGravity
+	*/
+	public override var contentsGravity: String {
+		get {
+			return visualLayer.contentsGravity
+		}
+		set(value) {
+			visualLayer.contentsGravity = value
+		}
+	}
+	
+	/**
+		:name:	masksToBounds
+	*/
+	public override var masksToBounds: Bool {
+		get {
+			return visualLayer.masksToBounds
+		}
+		set(value) {
+			visualLayer.masksToBounds = value
+		}
+	}
+	
+	/**
+		:name:	cornerRadius
+	*/
+	public override var cornerRadius: CGFloat {
+		get {
+			return visualLayer.cornerRadius
+		}
+		set(value) {
+			visualLayer.cornerRadius = value
+			if .Circle == shape {
+				shape = .None
+			}
+		}
+	}
+	
+	/**
+		:name:	shape
+	*/
+	public var shape: MaterialShape {
+		didSet {
+			if .None != shape {
+				if width < height {
+					width = height
+				} else {
+					height = width
+				}
+			}
+		}
+	}
+	
+	/**
+		:name:	shadowDepth
+	*/
+	public var shadowDepth: MaterialDepth {
+		didSet {
+			let value: MaterialDepthType = MaterialDepthToValue(shadowDepth)
+			shadowOffset = value.offset
+			shadowOpacity = value.opacity
+			shadowRadius = value.radius
+		}
+	}
+	
+	/**
 		:name: init
 	*/
 	public required init?(coder aDecoder: NSCoder) {
+		shape = .None
+		shadowDepth = .None
 		super.init(coder: aDecoder)
+		prepareLayer()
 	}
 	
 	/**
 		:name: init
 	*/
 	public override init(layer: AnyObject) {
+		shape = .None
+		shadowDepth = .None
 		super.init(layer: layer)
+		prepareLayer()
 	}
 	
 	/**
 		:name: init
 	*/
 	public override init() {
+		shape = .None
+		shadowDepth = .None
 		super.init()
+		prepareLayer()
+	}
+	
+	/**
+		:name: init
+	*/
+	public convenience init(frame: CGRect) {
+		self.init()
+		self.frame = frame
+	}
+	
+	public override func layoutSublayers() {
+		super.layoutSublayers()
+		visualLayer.frame = bounds
+		visualLayer.position = CGPointMake(width / 2, height / 2)
+		prepareShape()
+	}
+	
+	/**
+		:name:	animation
+	*/
+	public func animation(animation: CAAnimation) {
+		animation.delegate = self
+		if let a: CABasicAnimation = animation as? CABasicAnimation {
+			a.fromValue = (nil == presentationLayer() ? self : presentationLayer() as! CALayer).valueForKeyPath(a.keyPath!)
+		}
+		if let a: CAPropertyAnimation = animation as? CAPropertyAnimation {
+			addAnimation(a, forKey: a.keyPath!)
+		} else if let a: CAAnimationGroup = animation as? CAAnimationGroup {
+			addAnimation(a, forKey: nil)
+		} else if let a: CATransition = animation as? CATransition {
+			addAnimation(a, forKey: kCATransition)
+		}
+	}
+	
+	/**
+		:name:	animationDidStart
+	*/
+	public override func animationDidStart(anim: CAAnimation) {
+		(delegate as? MaterialAnimationDelegate)?.materialAnimationDidStart?(anim)
+	}
+	
+	/**
+		:name:	animationDidStop
+	*/
+	public override func animationDidStop(anim: CAAnimation, finished flag: Bool) {
+		if let a: CAPropertyAnimation = anim as? CAPropertyAnimation {
+			if let b: CABasicAnimation = a as? CABasicAnimation {
+				MaterialAnimation.animationDisabled({
+					self.setValue(nil == b.toValue ? b.byValue : b.toValue, forKey: b.keyPath!)
+				})
+			}
+			(delegate as? MaterialAnimationDelegate)?.materialAnimationDidStop?(anim, finished: flag)
+			removeAnimationForKey(a.keyPath!)
+		} else if let a: CAAnimationGroup = anim as? CAAnimationGroup {
+			for x in a.animations! {
+				animationDidStop(x, finished: true)
+			}
+		}
+	}
+	
+	/**
+		:name:	prepareLayer
+	*/
+	public func prepareLayer() {
+		// visualLayer
+		masksToBounds = true
+		visualLayer.zPosition = -1
+		addSublayer(visualLayer)
+	}
+	
+	//
+	//		:name:	prepareShape
+	//
+	internal func prepareShape() {
+		if .Circle == shape {
+			cornerRadius = width / 2
+		}
 	}
 }
-

Source/MaterialTextLayer.swift

@@ -154,7 +154,7 @@ public class MaterialTextLayer : CATextLayer {
 		:name:	stringSize
 	*/
 	public func stringSize(constrainedToWidth width: Double) -> CGSize {
-		if let v:UIFont = internalFont {
+		if let v: UIFont = internalFont {
 			if 0 < text?.utf16.count {
 				return v.sizeOfString(text!, constrainedToWidth: width)
 			}