用pygame实现打飞机游戏-4-将飞机面向对象

 1 #coding=utf-8
 2 import pygame
 3 #导入pygame模块
 4 from pygame.locals import *
 5 #导入检测键盘的子模块
 6 class AircraftCoordinate(object):
 7     def __init__(self):
 8         #设置飞机默认的位置
 9         self.x = 250
10         self.y = 600
11         self.screen =screen
12         #设置要显示的内容的窗口
13         self.imagePath = "./feiji/hero.gif"
14         self.aircraftImageFile = pygame.image.load(self.imagePath).convert()
15     def display(self):
16         #
17         screen.blit(self.aircraftImageFile,(self.x,self.y))
18     def moveLeft(self):
19         self.x -= 20
20     def moveRight(self):
21         self.x += 20
22     def moveUp(self):
23         self.y -= 20
24     def moveDown(self):
25         self.y += 20
26     def shoot(self):
27         pass
28 if __name__ == '__main__':
29 #__name__变量，判断该模块是作为脚本被执行，还是被调用，当直接执行的时候，就是main，在被别人调用的时候，就是name
30     screen = pygame.display.set_mode((480,980),0,32)
31 #设置屏幕，0,32是默认值
32     bgImageFile = './feiji/background.png'
33 #导入图片
34     background = pygame.image.load(bgImageFile).convert()
35 #背景用background保存
36     aircraft = AircraftCoordinate()
37     #aircraftImageFile =  './feiji/hero.gif'
38     #导入飞机图片
39     #aircraft = pygame.image.load(aircraftImageFile).convert()
40     #飞机图用aircraft保存
41 
42 while True:
43     screen.blit(background,(0,0))
44     #设置背景在屏幕的坐标，0.0是左上角的坐标。
45     #screen.blit(aircraft,(x,y))
46     #设置飞机在屏幕的坐标
47 
48     aircraft.display()
49     for event in pygame.event.get():
50         #在发生的事件当中循环，意思可以等同于获取所有的键盘操作
51         if event.type == QUIT:
52             #判断是否是按下了关闭键
53             print("exit")
54             exit()
55             #退出程序
56         elif event.type ==KEYDOWN:
57             #判断是否按下了按键
58             if event.key == K_a or event.key == K_LEFT:
59             #判断是否按下了a键或者左键
60                 print('左')
61                 aircraft.moveLeft()
62             elif event.key == K_d or event.key == K_RIGHT:
63             #判断是否按下了d键或者右键
64                 print('右')
65                 aircraft.moveRight()
66             elif event.key == K_w or event.key == K_UP:
67             #判断是否按下了w键或者上键
68                 print('上')
69                 aircraft.moveUp()
70             elif event.key == K_s or event.key == K_DOWN:
71             #判断是否按下了s键或者下键
72                 print('下')
73                 aircraft.moveDown()
74             elif event.key == K_SPACE:
75             #判断是否按下了空格键
76                 print('射子弹')
77                 aircraft.shoot()
78 
79     pygame.display.update()
80     #更新屏幕