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53 lines
1.7 KiB
53 lines
1.7 KiB
6 months ago
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import pygame,sys
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from random import *
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class myBallClass(pygame.sprite.Sprite):
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def __init__(self,image_file,location,speed):
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pygame.sprite.Sprite.__init__(self)
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self.image = pygame.image.load(image_file)
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self.rect = self.image.get_rect()
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self.rect.left,self.rect.top = location
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self.speed = speed
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def move(self):
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self.rect = self.rect.move(self.speed)
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if self.rect.left < 0 or self.rect.right > width:
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self.speed[0] = - self.speed[0]
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if self.rect.top < 0 or self.rect.bottom > height:
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self.speed[1] = - self.speed[1]
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def animate(group):
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screen.fill([255,255,255])
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for ball in group:
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ball.move()
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for ball in group:
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group.remove(ball)
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if pygame.sprite.spritecollide(ball,group,False):
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ball.speed[0] = - ball.speed[0]
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ball.speed[1] = - ball.speed[1]
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group.add(ball)
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screen.blit(ball.image,ball.rect)
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pygame.display.flip()
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# pygame.time.delay(20)
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size = width,height = 640,480
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screen = pygame.display.set_mode(size)
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screen.fill([255,255,255])
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img_file = "./bg_img/no.png"
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clock = pygame.time.Clock()
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group = pygame.sprite.Group()
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for row in range(0,2):
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for column in range(0,2):
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location = [column * 180 + 10,row * 180 + 10]
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speed = [choice([-2,2]),choice([-2,2])]
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ball = myBallClass(img_file,location,speed)
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group.add(ball)
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while True:
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for event in pygame.event.get():
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if event.type == pygame.QUIT:
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frame_rate = clock.get_fps()
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print "frame_rate = ",frame_rate
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sys.exit()
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animate(group)
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clock.tick(30)
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