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#目前只是实现将飞机显示到屏幕上,并且想要通过w,s,a,d按键来控制移动方向
- import sys
- import traceback
- from pygame.locals import *
- import pygame
- pygame.init()
- pygame.mixer.init()
- #载入游戏音乐
- pygame.mixer.music.load("sound/game_music.ogg")
- pygame.mixer.music.set_volume(0.2)
- bullet_sound = pygame.mixer.Sound("sound/bullet.wav")
- bullet_sound.set_volume(0.2)
- bomb_sound = pygame.mixer.Sound("sound/use_bomb.wav")
- bomb_sound.set_volume(0.2)
- supply_sound = pygame.mixer.Sound("sound/supply.wav")
- supply_sound.set_volume(0.2)
- get_bomb_sound = pygame.mixer.Sound("sound/get_bomb.wav")
- get_bomb_sound.set_volume(0.2)
- get_bullet_sound = pygame.mixer.Sound("sound/get_bullet.wav")
- get_bullet_sound.set_volume(0.2)
- upgrade_sound = pygame.mixer.Sound("sound/upgrade.wav")
- upgrade_sound.set_volume(0.2)
- enemy3_fly_sound = pygame.mixer.Sound("sound/enemy3_flying.wav")
- enemy3_fly_sound.set_volume(0.2)
- enemy1_down_sound = pygame.mixer.Sound("sound/enemy1_down.wav")
- enemy1_down_sound.set_volume(0.2)
- enemy2_down_sound = pygame.mixer.Sound("sound/enemy2_down.wav")
- enemy2_down_sound.set_volume(0.2)
- enemy3_down_sound = pygame.mixer.Sound("sound/enemy3_down.wav")
- enemy3_down_sound.set_volume(0.2)
- me_down_sound = pygame.mixer.Sound("sound/me_down.wav")
- me_down_sound.set_volume(0.2)
- class Myplane(pygame.sprite.Sprite):
- def __init__(self,myplane_1_image,bg_size):
- pygame.sprite.Sprite.__init__(self) #继承类
- self.myplane_1_image = pygame.image.load(myplane_1_image).convert_alpha()
- self.myplane_1_rect = self.myplane_1_image.get_rect()
- self.myplane_1_rect.left,self.myplane_1_rect.top = \
- (bg_size[0] - self.myplane_1_rect.width) // 2 ,\
- bg_size[1] - self.myplane_1_rect.height
- self.screen_width,self.screen_height = bg_size[0],bg_size[1]
- speed = 0
- def move(self):
- #如果按下W,A,S,D,表示飞机分别向上下左右移动
- press_can_K_w = True
- press_can_K_s = True
- press_can_K_a = True
- press_can_K_d = True
-
- if self.myplane_1_rect.left < 0 : #超过左边界,键盘a按下无效
- press_can_K_a = False
- if self.myplane_1_rect.left > self.screen_width - self.myplane_1_rect.width :
- press_can_K_d = False
- if self.myplane_1_rect.top < 0 :
- press_can_K_w = False
-
- if self.myplane_1_rect.top> self.screen_height - self.myplane_1_rect.height:
- press_can_K_d = False
-
- def main():
- pygame.init()
- myplane_1_image = "image/me1.png"
- bg_size = width,height = 480,700
- screen = pygame.display.set_mode(bg_size)
- pygame.display.set_caption("飞机大战")
- background = pygame.image.load("image/background.png").convert()
- BLACK = (0,0,0)
- GREEN = (0,255,0)
- RED = (255,0,0)
-
- pygame.mixer.music.play(-1) #无限循环背景
- clock = pygame.time.Clock()
- pygame.key.set_repeat(100,100)
- myplane = Myplane(myplane_1_image,bg_size)
- running = True
- while running:
- for event in pygame.event.get():
- if event.type == QUIT:
- pygame.quit()
- sys.exit()
- if event.type == KEYDOWN:
- myplane.move()
- if event.type == K_w and press_can_K_w == True :
- speed[1] = -1
-
- if event.type == K_s and press_can_K_s == True :
- speed[1] = 1
- if event.type == K_a and press_can_K_a == True :
- speed[1] = -1
- if event.type == K_d and press_can_K_d == True :
- speed[1] = 1
-
- screen.blit(background,(0,0))
- screen.blit(myplane.myplane_1_image,myplane.myplane_1_rect)
-
- pygame.display.flip()
- clock.tick(60)
-
-
- if __name__ =="__main__":
- #在双击打开文件时,如果出现异常,将异常显示出来
- try:
- main()
- except SystemExit:
- pass
- except:
- traceback.print_exc()
- pygame.quit()
- input()
复制代码
按你的想法改好了,问题主要有几个:
一、你对边界的限制的几个变量应该作为属性放在__init__下面,并且和self绑定,下面对应的方法下的同名变量也改为同样的名字。
二、主函数main中的rect在Myplane类中叫做myplane_1_rect,所以没有rect这个属性报错。
三、rect.center是一个坐标元组,无法被修改,所以你应该改成按键改变left,top这些可修改的量。
四、运行的时候你应该就发现了,飞机的移动非常不流畅,这就是事件中操作移动带来的问题了,所以建议把整个代码改成小甲鱼课程里用的
key_pressed = pygame.key.get_pressed()
if key_pressed[K_w] or key_pressed[K_UP]:
pass
if key_pressed[K_s] or key_pressed[K_DOWN]:
pass
if key_pressed[K_a] or key_pressed[K_LEFT]:
pass
if key_pressed[K_d] or key_pressed[K_RIGHT]:
pass
这种类型,具体的代码自己思考一下吧。
- import sys
- import traceback
- from pygame.locals import *
- import pygame
- pygame.init()
- pygame.mixer.init()
- #载入游戏音乐
- pygame.mixer.music.load("sound/game_music.ogg")
- pygame.mixer.music.set_volume(0.2)
- bullet_sound = pygame.mixer.Sound("sound/bullet.wav")
- bullet_sound.set_volume(0.2)
- bomb_sound = pygame.mixer.Sound("sound/use_bomb.wav")
- bomb_sound.set_volume(0.2)
- supply_sound = pygame.mixer.Sound("sound/supply.wav")
- supply_sound.set_volume(0.2)
- get_bomb_sound = pygame.mixer.Sound("sound/get_bomb.wav")
- get_bomb_sound.set_volume(0.2)
- get_bullet_sound = pygame.mixer.Sound("sound/get_bullet.wav")
- get_bullet_sound.set_volume(0.2)
- upgrade_sound = pygame.mixer.Sound("sound/upgrade.wav")
- upgrade_sound.set_volume(0.2)
- enemy3_fly_sound = pygame.mixer.Sound("sound/enemy3_flying.wav")
- enemy3_fly_sound.set_volume(0.2)
- enemy1_down_sound = pygame.mixer.Sound("sound/enemy1_down.wav")
- enemy1_down_sound.set_volume(0.2)
- enemy2_down_sound = pygame.mixer.Sound("sound/enemy2_down.wav")
- enemy2_down_sound.set_volume(0.2)
- enemy3_down_sound = pygame.mixer.Sound("sound/enemy3_down.wav")
- enemy3_down_sound.set_volume(0.2)
- me_down_sound = pygame.mixer.Sound("sound/me_down.wav")
- me_down_sound.set_volume(0.2)
- class Myplane(pygame.sprite.Sprite):
- def __init__(self,myplane_1_image,bg_size):
- pygame.sprite.Sprite.__init__(self) #继承类
- self.myplane_1_image = pygame.image.load(myplane_1_image).convert_alpha()
- self.myplane_1_rect = self.myplane_1_image.get_rect()
- self.myplane_1_rect.left,self.myplane_1_rect.top = \
- (bg_size[0] - self.myplane_1_rect.width) // 2 ,\
- bg_size[1] - self.myplane_1_rect.height
- self.screen_width,self.screen_height = bg_size[0],bg_size[1]
- self.speed = [0,0]
- #如果按下W,A,S,D,表示飞机分别向上下左右移动
- self.press_can_K_w = True
- self.press_can_K_s = True
- self.press_can_K_a = True
- self.press_can_K_d = True
- def move(self):
- if self.myplane_1_rect.left < 0 : #超过左边界,键盘a按下无效
- self.press_can_K_a = False
-
- elif self.myplane_1_rect.left > self.screen_width - self.myplane_1_rect.width :
- self.press_can_K_d = False
- elif self.myplane_1_rect.top < 0 :
- self.press_can_K_w = False
-
- elif self.myplane_1_rect.top> self.screen_height - self.myplane_1_rect.height:
- self.press_can_K_d = False
- else:
- self.press_can_K_w = True
- self.press_can_K_s = True
- self.press_can_K_a = True
- self.press_can_K_d = True
-
- def main():
- pygame.init()
- myplane_1_image = "images/me1.png"
- bg_size = width,height = 480,700
- screen = pygame.display.set_mode(bg_size)
- pygame.display.set_caption("飞机大战")
- background = pygame.image.load("images/background.png").convert()
- BLACK = (0,0,0)
- GREEN = (0,255,0)
- RED = (255,0,0)
-
- pygame.mixer.music.play(-1) #无限循环背景
- clock = pygame.time.Clock()
- pygame.key.set_repeat(100,100)
- myplane = Myplane(myplane_1_image,bg_size)
- running = True
- while running:
- for event in pygame.event.get():
- if event.type == QUIT:
- pygame.quit()
- sys.exit()
- elif event.type == KEYDOWN:
- myplane.move()
- if event.key == K_w and myplane.press_can_K_w == True :
- myplane.myplane_1_rect.top -= 10
-
- if event.key == K_s and myplane.press_can_K_s == True :
- myplane.myplane_1_rect.top += 10
- if event.key == K_a and myplane.press_can_K_a == True :
- myplane.myplane_1_rect.left -= 10
-
- if event.key == K_d and myplane.press_can_K_d == True :
- myplane.myplane_1_rect.left += 10
-
- screen.blit(background,(0,0))
- screen.blit(myplane.myplane_1_image,myplane.myplane_1_rect)
-
- pygame.display.flip()
- clock.tick(60)
-
-
- if __name__ =="__main__":
- #在双击打开文件时,如果出现异常,将异常显示出来
- try:
- main()
- except SystemExit:
- pass
- except:
- traceback.print_exc()
- pygame.quit()
- input()
-
-
复制代码
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