我正在尝试在我的乒乓球游戏上添加一个菜单，但是当我尝试加载程序时，该窗口没有显示，也没有看到任何错误，所以我不知道问题出在哪里。如果缺少某些内容，这是我的完整代码，因此可以看到。游戏运行正常，但是当添加菜单时，它通常会停止运行。
import sys
import pygame
pygame.init()
pygame.font.get_fonts()
mainClock = pygame.time.Clock()
# menu
def draw_text(text, font, color, surface, x, y):
textobj = font.render(text, 1, color)
textrect = textobj.get_rect()
textrect.topleft = (x, y)
surface.blit(textobj, textrect)
click = False
def main_menu():
while True:
win.fill((0, 0, 0))
draw_text('main menu', ('arial'), (255, 255, 255), win, 20, 20)
mx, my = pygame.mouse.get_pos()
button_1 = pygame.Rect(50, 100, 200, 50)
button_2 = pygame.Rect(50, 200, 200, 50)
if button_1.collidepoint((mx, my)):
if click:
game()
if button_2.collidepoint((mx, my)):
if click:
options()
pygame.draw.rect(win, (255, 0, 0), button_1)
pygame.draw.rect(win, (255, 0, 0), button_2)
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_ESCAPE:
pygame.quit()
sys.exit()
if event.type == pygame.MOUSEBUTTONDOWN:
if event.button == 1:
click = True
pygame.display.update()
def options():
running = True
while running:
win.fill((0, 0, 0))
draw_text('options', "arial", (255, 255, 255), win, 20, 20)
# color
white = (255, 255, 255)
black = (0, 0, 0)
# screen
win = pygame.display.set_mode((750, 500))
pygame.display.set_caption('PONG')
icon = pygame.image.load("lig.png")
pygame.display.set_icon(icon)
# players
class Paddle1(pygame.sprite.Sprite):
def __init__(self):
pygame.sprite.Sprite.__init__(self)
self.image = pygame.Surface([10, 75])
self.image.fill(white)
self.rect = self.image.get_rect()
self.points = 0
class Paddle2(pygame.sprite.Sprite):
def __init__(self):
pygame.sprite.Sprite.__init__(self)
self.image = pygame.Surface([10, 75])
self.image.fill(white)
self.rect = self.image.get_rect()
self.points = 0
paddle1 = Paddle1()
paddle1.rect.x = 25
paddle1.rect.y = 225
paddle2 = Paddle2()
paddle2.rect.x = 715
paddle2.rect.y = 225
running = True
paddle_speed = 7
# ball
class Ball(pygame.sprite.Sprite):
def __init__(self):
pygame.sprite.Sprite.__init__(self)
self.image = pygame.Surface([10, 10])
self.image.fill(white)
self.rect = self.image.get_rect()
self.speed = 6
self.dx = 2
self.dy = 2
pong = Ball()
pong.rect.x = 375
pong.rect.y = 250
all_sprites = pygame.sprite.Group()
all_sprites.add(paddle1, paddle2, pong)
def redraw():
win.fill(black)
font = pygame.font.SysFont('Arial', 30)
text = font.render('PONG', False, white)
textRect = text.get_rect()
textRect.center = (750 // 2, 25)
win.blit(text, textRect)
p1_score = font.render(str(paddle1.points), False, white)
p1Rect = p1_score.get_rect()
p1Rect.center = (50, 50)
win.blit(p1_score, p1Rect)
p2_score = font.render(str(paddle2.points), False, white)
p2Rect = p2_score.get_rect()
p2Rect.center = (700, 50)
win.blit(p2_score, p2Rect)
all_sprites.draw(win)
pygame.display.update()
def game():
while running:
pygame.time.delay(30)
win.fill((0, 0, 0))
for event in pygame.event.get():
key = pygame.key.get_pressed()
if key[pygame.K_w]:
paddle1.rect.y += -paddle_speed
if key[pygame.K_s]:
paddle1.rect.y += paddle_speed
if key[pygame.K_i]:
paddle2.rect.y += -paddle_speed
if key[pygame.K_k]:
paddle2.rect.y += paddle_speed
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
pong.rect.x += pong.speed * pong.dx
pong.rect.y += pong.speed * pong.dy
if pong.rect.y > 490:
pong.dy = -1
if pong.rect.y < 1:
pong.dy = 1
if pong.rect.x > 740:
pong.rect.x, pong.rect.y = 375, 250
pong.dx = -1
paddle1.points += 1
if pong.rect.x < 1:
pong.rect.x, pong.rect.y = 375, 250
pong.dx = 1
paddle2.points += 1
if paddle1.rect.colliderect(pong.rect):
pong.dx = 1
if paddle2.rect.colliderect(pong.rect):
pong.dx = -1
if paddle1.rect.y <= 0:
paddle1.rect.y = 0
if paddle1.rect.y >= 425:
paddle1.rect.y = 425
if paddle2.rect.y <= 0:
paddle2.rect.y = 0
if paddle2.rect.y >= 425:
paddle2.rect.y = 425
redraw()
pygame.display.update()