development: added MotionAnimation enum type and helper methods to CALayer and UIView as extensions

Sources/iOS/Material+CALayer.swift

@@ -248,61 +248,6 @@ extension CALayer {
         }
     }
     
-    /**
-     A method that accepts CAAnimation objects and executes them on the
-     view's backing layer.
-     - Parameter animation: A CAAnimation instance.
-     */
-    open func animate(animation: CAAnimation) {        
-        animation.delegate = self
-        
-        if let a = animation as? CABasicAnimation {
-            a.fromValue = (presentation() ?? self).value(forKeyPath: a.keyPath!)
-        }
-        
-        if let a = animation as? CAPropertyAnimation {
-            add(a, forKey: a.keyPath!)
-        } else if let a = animation as? CAAnimationGroup {
-            add(a, forKey: nil)
-        } else if let a = animation as? CATransition {
-            add(a, forKey: kCATransition)
-        }
-    }
-    
-    /**
-     A delegation method that is executed when the backing layer stops
-     running an animation.
-     - Parameter animation: The CAAnimation instance that stopped running.
-     - Parameter flag: A boolean that indicates if the animation stopped
-     because it was completed or interrupted. True if completed, false
-     if interrupted.
-     */
-    open func animationDidStop(_ animation: CAAnimation, finished flag: Bool) {
-        guard let a = animation as? CAPropertyAnimation else {
-            if let a = (animation as? CAAnimationGroup)?.animations {
-                for x in a {
-                    animationDidStop(x, finished: true)
-                }
-            }
-            return
-        }
-        
-        guard let b = a as? CABasicAnimation else {
-            return
-        }
-        
-        guard let v = b.toValue else {
-            return
-        }
-        
-        guard let k = b.keyPath else {
-            return
-        }
-        
-        setValue(v, forKeyPath: k)
-        removeAnimation(forKey: k)
-    }
-    
     /// Manages the layout for the shape of the view instance.
     open func layoutShape() {
         guard .none != shapePreset else {
@@ -335,12 +280,9 @@ extension CALayer {
         } else if nil == shadowPath {
             shadowPath = UIBezierPath(roundedRect: bounds, cornerRadius: cornerRadius).cgPath
         } else {
-            let a = Motion.shadowPath(to: UIBezierPath(roundedRect: bounds, cornerRadius: cornerRadius).cgPath)
+            let a = Motion.shadow(path: UIBezierPath(roundedRect: bounds, cornerRadius: cornerRadius).cgPath)
             a.fromValue = shadowPath
             animate(animation: a)
         }
     }
 }
-
-@available(iOS 10, *)
-extension CALayer: CAAnimationDelegate {}

Sources/iOS/Material+UIView.swift

@@ -268,15 +268,6 @@ extension UIView {
         }
     }
     
-    /**
-     A method that accepts CAAnimation objects and executes them on the
-     view's backing layer.
-     - Parameter animation: A CAAnimation instance.
-     */
-    open func animate(animation: CAAnimation) {
-        layer.animate(animation: animation)
-    }
-    
     /// Manages the layout for the shape of the view instance.
     open func layoutShape() {
         layer.layoutShape()

Sources/iOS/PulseMotion.swift

@@ -146,7 +146,7 @@ extension PulseMotion {
         
         switch animation {
         case .centerWithBacking, .backing, .pointWithBacking, .tap:
-            bLayer.add(Motion.backgroundColor(color: color.withAlphaComponent(opacity / 2), duration: duration), forKey: nil)
+            bLayer.add(Motion.background(color: color.withAlphaComponent(opacity / 2), duration: duration), forKey: nil)
         default:break
         }
         
@@ -182,7 +182,7 @@ extension PulseMotion {
             
             switch animation {
             case .centerWithBacking, .backing, .pointWithBacking, .tap:
-                bLayer.add(Motion.backgroundColor(color: color.withAlphaComponent(0), duration: duration), forKey: nil)
+                bLayer.add(Motion.background(color: color.withAlphaComponent(0), duration: duration), forKey: nil)
             default:break
             }
             
@@ -190,7 +190,7 @@ extension PulseMotion {
             case .center, .centerWithBacking, .centerRadialBeyondBounds, .radialBeyondBounds, .point, .pointWithBacking:
                 pLayer.add(Motion.animate(group: [
                     Motion.scale(by: .center == animation ? 1 : 1.325),
-                    Motion.backgroundColor(color: color.withAlphaComponent(0))
+                    Motion.background(color: color.withAlphaComponent(0))
                 ], duration: duration), forKey: nil)
             default:break
             }