class sampleView: UIView,UIGestureRecognizerDelegate { var verticalLine:CAShapeLayer? } func addPanGesture() { var sgr = UIPanGestureRecognizer(target: self, action: "handleSlide:") sgr.delegate = self self.addGestureRecognizer(sgr) } func handleSlide(gr:UIPanGestureRecognizer) { var amountX = gr.translationInView(self).x var amountY = gr.translationInView(self).y self.verticalLine?.path = self.ge
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