+
+ def pickup_contact_point(self, filename=''):
+ '''
+ Picks up the contact point by left-clicking.
+ '''
+ contact_point = self._measure_N_points(N=1, message='Please click on the contact point.')[0]
+ contact_point_index = contact_point.index
+ self.wlccontact_point = contact_point
+ self.wlccontact_index = contact_point.index
+ self.wlccurrent = filename
+ return contact_point, contact_point_index
+