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import pygame
import math
import random
from locals import *
import util
def init():
Cloud.images = []
Cloud.images.append(util.load_image("cloud1"))
Cloud.images.append(util.load_image("cloud2"))
Cloud.images.append(util.load_image("cloud3"))
Cloud.images.append(util.load_image("cloud4"))
def update():
if Cloud.t % 150 == 0:
Cloud.global_clouds.append(Cloud())
Cloud.cloud_sprites.add(Cloud.global_clouds[-1])
for cloud in Cloud.global_clouds:
cloud.update()
if cloud.rect.right < 0:
Cloud.global_clouds.remove(cloud)
Cloud.cloud_sprites.remove(cloud)
Cloud.t += 1
def draw(screen):
Cloud.cloud_sprites.draw(screen)
class Cloud (pygame.sprite.Sprite):
images = None
global_clouds = []
cloud_sprites = pygame.sprite.Group()
t = 0
def __init__(self):
pygame.sprite.Sprite.__init__(self)
if not Cloud.images:
cloud.init()
screen = pygame.display.get_surface()
self.area = screen.get_rect()
self.cloudtype = int(random.random() * len(Cloud.images))
self.image = Cloud.images[self.cloudtype]
self.rect = pygame.Rect(SCREEN_WIDTH, random.random()*70, self.image.get_width(), self.image.get_height())
self.life = 0
self.dx, self.dy = -1, 0
def update(self):
self.rect.top = self.rect.top + self.dy
self.rect.left = self.rect.left + self.dx
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