Exposed basic shadow appearance

Example/Tests/AppearanceTests.swift

@@ -35,6 +35,8 @@ class AppearanceTests: XCTestCase {
         XCTAssertEqual(view.messageColor, UIColor(white: 0.6, alpha: 1))
         XCTAssertTrue (view.messageTextAlignment == .Center)
         XCTAssertEqual(view.cornerRadius, 4)
+        XCTAssertTrue(view.shadowEnabled)
+        XCTAssertEqual(view.shadowColor, UIColor.blackColor())
 
         // Button defaults
         let defaultButton = DefaultButton(title: "", action: nil)
@@ -64,6 +66,8 @@ class AppearanceTests: XCTestCase {
         pv.messageColor         = UIColor.redColor()
         pv.messageTextAlignment = .Right
         pv.cornerRadius         = 10
+        pv.shadowEnabled        = false
+        pv.shadowColor          = UIColor.greenColor()
 
         // Customize overlay appearance
         let ov = PopupDialogOverlayView.appearance()
@@ -88,6 +92,8 @@ class AppearanceTests: XCTestCase {
         XCTAssertEqual(pv.messageColor, UIColor.redColor())
         XCTAssertTrue (pv.messageTextAlignment == .Right)
         XCTAssertEqual(pv.cornerRadius, 10)
+        XCTAssertFalse(pv.shadowEnabled)
+        XCTAssertEqual(pv.shadowColor, UIColor.greenColor())
 
         // Overlay customized appearance
         XCTAssertEqual(ov.color, UIColor.yellowColor())

PopupDialog/Classes/PopupDialogView.swift

@@ -83,6 +83,23 @@ final public class PopupDialogView: UIView {
         }
     }
 
+    /// Enable / disable shadow rendering
+    public dynamic var shadowEnabled: Bool {
+        get { return shadowContainer.layer.shadowRadius > 0 }
+        set { shadowContainer.layer.shadowRadius = newValue ? 5 : 0 }
+    }
+
+    /// The shadow color
+    public dynamic var shadowColor: UIColor? {
+        get {
+            guard let color = shadowContainer.layer.shadowColor else {
+                return nil
+            }
+            return UIColor(CGColor: color)
+        }
+        set { shadowContainer.layer.shadowColor = newValue?.CGColor }
+    }
+
     // MARK: Views
 
     /// The shadow container is the basic view of the PopupDialog

README.md

@@ -81,6 +81,8 @@ dialogAppearance.messageFont          = UIFont.systemFontOfSize(14)
 dialogAppearance.messageColor         = UIColor(white: 0.6, alpha: 1)
 dialogAppearance.messageTextAlignment = .Center
 dialogAppearance.cornerRadius         = 4
+dialogAppearance.shadowEnabled        = true
+dialogAppearance.shadowColor          = UIColor.blackColor()
 
 // Popup Dialog Overlay View Appearance Settings
 let overlayAppearance = PopupDialogOverlayView.appearance()
@@ -193,7 +195,7 @@ pod 'PopupDialog', '~> 0.1'
 
 ## Changelog
 
-* **0.1.3** Big screen support
+* **0.1.3** Big screen support<br>Exposed basic shadow appearance
 * **0.1.2** Exposed blur and overlay appearance
 * **0.1.1** Added themeing example
 * **0.1.0** Intitial version