def __init__(self, score, time):
"Initialises resources and start level"
self.background = pygame.image.load("sprites/sky.jpg")
self.background.convert() #for blitting more faster
self.screen = Constants.SCREEN
self.score = score
self.display_items = pygame.sprite.Group()
self.timeclock = GameTime((0.05, 0.05), time)
self.display_items.add(self.timeclock, self.score)
self.time_speed = pygame.time.Clock()
self.time = 0.0
self.quit = False
self.pause = False
self.start = False
self.completed = False
self.gameover = False
self.message = None
self.polygon = Polygon(self)
self.event_manager = EventManager(self)
self.on_enter()
