snake/game_functions.py

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2024-07-14 00:10:48 +08:00
import pygame
import sys
def check_events(settings):
for event in pygame.event.get():
# 当按关闭或者按ESC键退出游戏
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_ESCAPE:
pygame.quit()
sys.exit()
# 按1键选择手动模式
elif event.key == pygame.K_1:
settings.game_mode = -1
# 按2键选择自动模式
elif event.key == pygame.K_2:
settings.game_mode = -1
def show_start(settings, screen):
"""模式选择界面"""
title_Font = pygame.font.Font('simkai.ttf', 80) # 设置标题字体
title_image = title_Font.render("贪吃蛇", True, (255, 255, 255), (0, 0, 0))
title_rect = title_image.get_rect()
title_rect.center = screen.get_rect().center
presskey_font = pygame.font.Font('simkai.ttf', 15) # 设置说明文字的字体
presskey_image = presskey_font.render(
'按1为手动模式,按2为自动模式,按ESC可退出游戏', True, (255, 255, 255), (0, 0, 0))
presskey_rect = presskey_image.get_rect()
presskey_rect.centerx = title_rect.centerx
presskey_rect.top = title_rect.bottom
while True:
screen.fill(settings.bg_color) # 绘制屏幕
screen.blit(title_image, title_rect) # 绘制标题
screen.blit(presskey_image, presskey_rect) # 绘制说明文字
check_events(settings) # 检测键盘
if settings.game_mode != 0: # 说明按了1或2退出循环
break
pygame.display.flip()
def show_end(settings, screen):
"""结算界面"""
title_font = pygame.font.Font('simkai.ttf', 80)
game_image = title_font.render('Game', True, (233, 150, 122))
over_image = title_font.render('Over', True, (233, 150, 122))
game_rect = game_image.get_rect()
over_rect = over_image.get_rect()
screen_rect = screen.get_rect()
game_rect.midtop = (settings.width / 2, screen_rect.top + 70)
over_rect.midtop = (settings.width / 2, game_rect.bottom + 50)
screen.blit(game_image, game_rect)
screen.blit(over_image, over_rect)
pygame.display.flip()
pygame.time.wait(1500)
settings.game_mode = 0