Animation when activating parts of the background cube

XIONControlPanel/Controllers/MainViewController.swift

@@ -11,6 +11,8 @@ import UIKit
 class MainViewController: UIViewController {
     private var _backgroundController: BackgroundViewController = BackgroundViewController()
     
+    // MARK: Overrides
+    
     override func viewDidLoad()
     {
         super.viewDidLoad()
@@ -19,6 +21,15 @@ class MainViewController: UIViewController {
         
         self.addChildViewController(_backgroundController)
         self.view.addSubview(_backgroundController.view)
+        
+        let doubleTapGR = UITapGestureRecognizer(target: self, action: Selector("_handleDoubleFingerTap:"))
+        doubleTapGR.numberOfTouchesRequired = 2
+        self.view.addGestureRecognizer(doubleTapGR)
+        
+        let singleTapGR = UITapGestureRecognizer(target: self, action: Selector("_handleSingleFingerTap:"))
+        singleTapGR.numberOfTouchesRequired = 1
+        singleTapGR.requireGestureRecognizerToFail(doubleTapGR)
+        self.view.addGestureRecognizer(singleTapGR)
     }
     
     override func prefersStatusBarHidden() -> Bool
@@ -33,4 +44,17 @@ class MainViewController: UIViewController {
         let bounds = self.view.bounds
         _backgroundController.view.frame = bounds
     }
+    
+    // MARK: Internal
+    
+    internal func _handleSingleFingerTap(gestureRecognizer: UITapGestureRecognizer)
+    {
+        let randomPercentage = Float(arc4random()) / Float(UInt32.max)
+        _backgroundController.setPercentActivated(randomPercentage, animated: true)
+    }
+    
+    internal func _handleDoubleFingerTap(gestureRecognizer: UITapGestureRecognizer)
+    {
+        _backgroundController.setPercentActivated(0.0, animated: true)
+    }
 }