Pygame角色移动方向

import pygame

# 初始化Pygame
pygame.init()

# 创建屏幕
screen = pygame.display.set_mode((800, 600))

# 设置角色的初始位置
x = 400
y = 300

# 设置角色的移动速度
speed = 5

# 游戏循环
running = True
while running:
    # 处理事件
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False

        # 捕捉用户输入
        if event.type == pygame.KEYDOWN:
            if event.key == pygame.K_UP:
                y -= speed
            elif event.key == pygame.K_DOWN:
                y += speed
            elif event.key == pygame.K_LEFT:
                x -= speed
            elif event.key == pygame.K_RIGHT:
                x += speed

    # 更新角色位置
    # ...

    # 绘制角色
    pygame.draw.circle(screen, (255, 0, 0), (x, y), 20)

    # 渲染屏幕
    pygame.display.flip()

# 退出Pygame
pygame.quit()