(self, x, y)
Set the current position.
        
        Arguments:
          * x, y: coordinates in the data coordinate system.
Set the current position.
        
        Arguments:
          * x, y: coordinates in the data coordinate system.
Set the current position . Arguments : * x y : coordinates in the data coordinate system .
def set_position(self, x, y):
        """Set the current position.
        
        Arguments:
          * x, y: coordinates in the data coordinate system.
        
        """
        self.tx = -x
        self.ty = -y
def set_position ( self , x , y ) : self . tx = - x self . ty = - y