def __init__(self, number, center, radius, velocity, color):
self.n = number
self.position = center
self.radius = radius
self.velocity = velocity
self.color = color
self.edges = calculations.ball_edge_values(self.position, self.radius)
self.last_hit = self
self.number_hit = 0
self.total_hits = 0
def move(self):
x, y = self.position
dx, dy = self.velocity
self.position = (x + dx, y + dy)
self.edges = calculations.ball_edge_values(self.position, self.radius)