             topRight    = CGPoint(x: x0 + Δx, y: y0 +  0)
             bottomLeft  = CGPoint(x: x0 +  0, y: y0 + Δy)
             bottomRight = CGPoint(x: x0 + Δx, y: y0 + Δy)
+        
+            drawPath()
 
     }
     

        let tapGesture = UITapGestureRecognizer(target: self, action: "buttonTapped")
        self.addGestureRecognizer(tapGesture)
        
        let startPath = UIBezierPath()
        path.moveToPoint(topLeft)
        path.addLineToPoint(topRight)
        path.addLineToPoint(bottomRight)
        path.addLineToPoint(bottomLeft)
        path.closePath()
        
        shapeLayer.path = startPath.CGPath
        shapeLayer.fillColor = UIColor.orangeColor().CGColor
        
        layer.addSublayer(shapeLayer)

    
    var displayLink : CADisplayLink!
    
    var time : CFTimeInterval = 5

    override init() {
        super.init()
        displayLink  = CADisplayLink(target: self, selector: "reDraw:")
