 		case transitioning
 	}
 
-	/// This represents the view (or window) that the transition should
-    /// occur in.
-	/// Note: This is not necessarily the same view that the gesture
-	/// recognizer is installed in.
+	/// The view (or window) that the transition should occur in, and
+	/// which the pan gesture recognizer is installed in.
 	fileprivate let targetView: UIView
 	
 	fileprivate let configuration: Gagat.Configuration


		state = .transitioning
		
		// When cancelling the transition we simply move the mask layer to it's original
		// location (which means that the entire previous style snapshot is shown), then
		// reset the style to the previous style and remove the snapshot.
		animate(snapshotMaskLayer, to: .zero, withVelocity: velocity) {

			// We wan't to prevent the user from moving the mask layer out the
			// top of the targetView, since doing so would show the new style at
			// the bottom of the targetView instead.
			//
			// By resetting the translation we make sure there's no visual
			// delay between when the user tries to pan upwards and when they
			// start panning downwards again.
