pygame滚动对话文本

import pygame

# 初始化 pygame
pygame.init()

# 设置窗口大小
screen_width, screen_height = 800, 600
screen = pygame.display.set_mode((screen_width, screen_height))

# 设置字体
font = pygame.font.Font(None, 36)

# 对话文本
dialogue_text = "这是一个很长的对话文本，我们需要通过滚动来显示它。"

# 将文本转换为 Surface
text_surface = font.render(dialogue_text, True, (255, 255, 255))

# 文本位置
text_x = 50
text_y = screen_height - text_surface.get_height()

# 滚动速度
scroll_speed = 2

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

    # 清屏
    screen.fill((0, 0, 0))

    # 更新文本位置
    text_y -= scroll_speed
    if text_y + text_surface.get_height() < 0:
        text_y = screen_height

    # 绘制文本
    screen.blit(text_surface, (text_x, text_y))

    # 更新屏幕
    pygame.display.flip()

# 退出 pygame
pygame.quit()