import sys
import pygame
#初始化
pygame.init()
size = width, height = 1600,900
screen = pygame.display.set_mode(size)
color = (0,0,0)
ball = pygame.image.load('ball.png')
ballrect = ball.get_rect()
print(ballrect)
speed = [5,5]
clock = pygame.time.Clock()
#死循环保持界面
while True:
clock.tick(60)
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
pygame.quit()
ballrect = ballrect.move(speed)
if ballrect.left<0 or ballrect.right>width:
speed[0]=-speed[0]
if ballrect.top<0 or ballrect.bottom>height:
speed[1] = -speed[1]
screen.fill(color)
screen.blit(ball,ballrect)
pygame.display.flip()
