pygame 方块随机飞舞动画

import pygame

import random

# default

WIDTH=1280

HEIGHT=1060

FPS=60

sum=0

# set color

WHITE=(255,255,255)

BLACK=(0,0,0)

RED=(255,0,0)

GREEN=(0,255,0)

BLUE=(0,0,255)

color=[WHITE,RED,GREEN,BLUE]

# set Block class

class Block(pygame.sprite.Sprite):

    def __init__(self):

        pygame.sprite.Sprite.__init__(self)

        self.image=pygame.Surface((50,50))

        self.image.fill(random.choice(color))

        self.rect = self.image.get_rect()

        self.rect.center=(random.randint(1,WIDTH),random.randint(1,HEIGHT))

        self.ce=random.randint(1,2)

        self.speed=random.choice([i for i in range(-20,20) if not i in range(-5,5)])

    def update(self):

        if self.ce==1:

            self.rect.x+=self.speed

        else:

            self.rect.y+=self.speed

# pygame init

pygame.init()

screen=pygame.display.set_mode((WIDTH,HEIGHT))

pygame.display.set_caption('lowb cartoon')

clock = pygame.time.Clock()

#set group

all_sprites = pygame.sprite.Group()

block1=[Block() for i in range(random.randrange(20,40))]

block2=[Block() for i in range(random.randrange(20,40))]

#block=Block()

#print(block.ce,block.speed)

all_sprites.add(block1)

all_sprites.add(block2)

# main loop

running=True

while running:

    sum+=1

    if sum%100==0:

        block1=[Block() for i in range(random.randrange(20,40))]

        all_sprites.add(block1)

    if sum%150==0:

        block2=[Block() for i in range(random.randrange(20,40))]

        all_sprites.add(block2)

    #set FPS

    clock.tick(FPS)

    #set event

    for event in pygame.event.get():

        if event.type == pygame.QUIT:

            running=False

    #set update

    all_sprites.update()

    #set draw/render

    screen.fill(BLACK)

    all_sprites.draw(screen)

    #flip time

    pygame.display.flip()

pygame.quit()
巴特西

pygame 方块随机飞舞动画

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