代码先上

import pygame, sys
from settings1 import plant_game

ai_setting = plant_game()


class moving():
    def __init__(self, ai_setting, screen):
        self.screen = screen
        self.ai_setting = ai_setting
        self.image = pygame.Surface((60, 40))
        self.rect = self.image.get_rect()
        self.get_rect = screen.get_rect()
        self.moving_right = True
        self.moving_left = True

    def blite(self):
        self.screen.blit(self.image, self.rect)

    def update(self):
        if self.moving_right and self.rect.right < 800:
            self.rect.centerx += ai_setting.ship_speed_factor


def run():
    ship = moving(ai_setting, ai_setting.screen)
    while True:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                sys.exit()

        ai_setting.screen.fill((255, 255, 255))
        ship.update()
        ship.blite()
        pygame.display.update()
        pygame.display.flip()


run()

这是制造矩形横向移动，我的初期目标是可以让其在触到边缘后反弹回来，然而经过我多次尝试，我始终没有找出问题，一直都是只能向右移动，一旦返回就会无限在边缘回弹。目前还没有好的解决办法。。