diff --git a/README.md b/README.md
index 910a28d..50f813b 100644
--- a/README.md
+++ b/README.md
@@ -84,6 +84,11 @@ view.addSubview(bt1)
 
 [ShineButton](https://github.com/ChadCSong/ShineButton)
 
+## Third Party Bindings
+
+### React Native
+You may now use this library with [React Native](https://github.com/facebook/react-native) via the module [here](https://github.com/prscX/react-native-shine-button)
+
 ## **License**
 
 WCLShineButton is released under the [MIT license](https://github.com/631106979/WCLShineButton/blob/master/LICENSE). See LICENSE for details.
diff --git a/WCLShineButton.podspec b/WCLShineButton.podspec
index 3b33f9f..cf908b1 100644
--- a/WCLShineButton.podspec
+++ b/WCLShineButton.podspec
@@ -20,5 +20,5 @@ Pod::Spec.new do |s|
   s.resources     = 'WCLShineButton/WCLShineButton.bundle'
   s.frameworks    = "UIKit"
   s.requires_arc  = true
-
+  s.swift_version = '4.2'
 end
diff --git a/WCLShineButton/WCLShineAngleLayer.swift b/WCLShineButton/WCLShineAngleLayer.swift
index 7717364..7436edb 100644
--- a/WCLShineButton/WCLShineAngleLayer.swift
+++ b/WCLShineButton/WCLShineAngleLayer.swift
@@ -76,7 +76,7 @@ class WCLShineAngleLayer: CALayer, CAAnimationDelegate {
         }
         let angleAnim = CABasicAnimation(keyPath: "transform.rotation")
         angleAnim.duration = params.animDuration * 0.87
-        angleAnim.timingFunction = CAMediaTimingFunction(name: kCAMediaTimingFunctionLinear)
+        angleAnim.timingFunction = CAMediaTimingFunction(name: CAMediaTimingFunctionName.linear)
         angleAnim.fromValue = 0
         angleAnim.toValue = CGFloat(params.shineTurnAngle)*CGFloat(Double.pi)/180
         angleAnim.delegate = self
@@ -94,7 +94,7 @@ class WCLShineAngleLayer: CALayer, CAAnimationDelegate {
         }else {
             displaylink?.frameInterval = 6
         }
-        displaylink?.add(to: .current, forMode: .commonModes)
+        displaylink?.add(to: .current, forMode: RunLoop.Mode.common)
     }
     
     private func addShines() {
@@ -145,9 +145,9 @@ class WCLShineAngleLayer: CALayer, CAAnimationDelegate {
         let center = getShineCenter(angle: angle, radius: radius)
         let path = UIBezierPath(arcCenter: center, radius: 0.1, startAngle: 0, endAngle: CGFloat(Double.pi)*2, clockwise: false)
         anim.toValue = path.cgPath
-        anim.timingFunction = CAMediaTimingFunction(name: kCAMediaTimingFunctionEaseOut)
+        anim.timingFunction = CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeOut)
         anim.isRemovedOnCompletion = false
-        anim.fillMode = kCAFillModeForwards
+        anim.fillMode = CAMediaTimingFillMode.forwards
         return anim
     }
     
@@ -160,7 +160,7 @@ class WCLShineAngleLayer: CALayer, CAAnimationDelegate {
         flash.repeatCount = MAXFLOAT
         flash.isRemovedOnCompletion = false
         flash.autoreverses = true
-        flash.fillMode = kCAFillModeForwards
+        flash.fillMode = CAMediaTimingFillMode.forwards
         return flash
     }
     
diff --git a/WCLShineButton/WCLShineButton.swift b/WCLShineButton/WCLShineButton.swift
index 9039daa..a577340 100644
--- a/WCLShineButton/WCLShineButton.swift
+++ b/WCLShineButton/WCLShineButton.swift
@@ -52,9 +52,28 @@ public class WCLShineButton: UIControl {
     }
     
     /// button的图片
-    public var image: WCLShineImage = .heart {
+    @IBInspectable public var image: NSString = ".heart" {
         willSet {
-            clickLayer.image = newValue
+            switch newValue {
+            case ".heart":
+                clickLayer.image = .heart
+            case ".like":
+                clickLayer.image = .like
+            case ".smile":
+                clickLayer.image = .smile
+            case ".star":
+                clickLayer.image = .star
+            default:
+                clickLayer.image = .heart
+            }
+//            clickLayer.image = newValue
+        }
+    }
+    
+    @objc public var customImage: UIImage = UIImage() {
+        willSet {
+            let image = WCLShineImage.custom(newValue)
+            clickLayer.image = image
         }
     }
     
@@ -64,6 +83,11 @@ public class WCLShineButton: UIControl {
             clickLayer.clicked = isSelected
         }
     }
+
+    @IBInspectable public var getSelection: Bool {
+        print("Clicked: \(clickLayer.clicked)")
+        return clickLayer.clicked
+    }
     
     private var clickLayer = WCLShineClickLayer()
     
@@ -89,6 +113,7 @@ public class WCLShineButton: UIControl {
         initLayers()
     }
     
+    @objc
     public func setClicked(_ clicked: Bool, animated: Bool = true) {
         guard clicked != clickLayer.clicked else {
             return
@@ -117,11 +142,12 @@ public class WCLShineButton: UIControl {
         super.touchesEnded(touches, with: event)
         if clickLayer.clicked == false {
             shineLayer.endAnim = { [weak self] in
-                self?.clickLayer.clicked = !(self?.clickLayer.clicked ?? false)
+//                self?.clickLayer.clicked = !(self?.clickLayer.clicked ?? false)
                 self?.clickLayer.startAnim()
-                self?.isSelected = self?.clickLayer.clicked ?? false
+//                self?.isSelected = self?.clickLayer.clicked ?? false
                 self?.sendActions(for: .valueChanged)
             }
+            clickLayer.clicked = true
             shineLayer.startAnim()
         }else {
             clickLayer.clicked = !clickLayer.clicked
@@ -131,7 +157,8 @@ public class WCLShineButton: UIControl {
     }
     
     //MARK: Privater Methods
-    private func initLayers() {
+    @objc
+    public func initLayers() {
         clickLayer.animDuration = params.animDuration/3
         shineLayer.params       = params
         clickLayer.frame = bounds
@@ -140,3 +167,4 @@ public class WCLShineButton: UIControl {
         layer.addSublayer(shineLayer)
     }
 }
+
diff --git a/WCLShineButton/WCLShineClickLayer.swift b/WCLShineButton/WCLShineClickLayer.swift
index 984dbcd..2354fc9 100644
--- a/WCLShineButton/WCLShineClickLayer.swift
+++ b/WCLShineButton/WCLShineClickLayer.swift
@@ -71,7 +71,7 @@ class WCLShineClickLayer: CALayer {
         let anim = CAKeyframeAnimation(keyPath: "transform.scale")
         anim.duration  = animDuration
         anim.values = [0.4, 1, 0.9, 1]
-        anim.calculationMode = kCAAnimationCubic
+        anim.calculationMode = CAAnimationCalculationMode.cubic
         if image.isDefaultAndSelect() {
             add(anim, forKey: "scale")
         }else {
diff --git a/WCLShineButton/WCLShineLayer.swift b/WCLShineButton/WCLShineLayer.swift
index 94327ba..1584635 100644
--- a/WCLShineButton/WCLShineLayer.swift
+++ b/WCLShineButton/WCLShineLayer.swift
@@ -50,9 +50,9 @@ class WCLShineLayer: CALayer, CAAnimationDelegate {
         let toPath = UIBezierPath(arcCenter: CGPoint.init(x: size.width/2, y: size.height/2), radius: size.width/2 * CGFloat(params.shineDistanceMultiple), startAngle: 0, endAngle: CGFloat(Double.pi) * 2.0, clockwise: false).cgPath
         anim.delegate = self
         anim.values = [fromPath, toPath]
-        anim.timingFunctions = [CAMediaTimingFunction(name: kCAMediaTimingFunctionEaseOut)]
+        anim.timingFunctions = [CAMediaTimingFunction(name: CAMediaTimingFunctionName.easeOut)]
         anim.isRemovedOnCompletion = false
-        anim.fillMode = kCAFillModeForwards
+        anim.fillMode = CAMediaTimingFillMode.forwards
         shapeLayer.add(anim, forKey: "path")
         if params.enableFlashing {
             startFlash()
@@ -90,7 +90,7 @@ class WCLShineLayer: CALayer, CAAnimationDelegate {
         }else {
             displaylink?.frameInterval = 10
         }
-        displaylink?.add(to: .current, forMode: .commonModes)
+        displaylink?.add(to: .current, forMode: RunLoop.Mode.common)
     }
     
     @objc private func flashAction() {