1 # -*- coding: UTF-8 -*-
  2 import pygame, random
  3 from sys import exit
  4 
  5 
  6 class Plane:
  7     def restart(self):
  8         self.x = 200
  9         self.y = 600
 10 
 11     def __init__(self):
 12         self.restart()
 13         self.image = pygame.image.load(‘plane.png‘).convert_alpha()
 14 
 15     def move(self):
 16         x, y = pygame.mouse.get_pos()
 17         x -= self.image.get_width() / 2
 18         y -= self.image.get_height() / 2
 19         self.x = x
 20         self.y = y
 21 
 22 
 23 class Enemy:
 24     def start(self):
 25         self.speed = random.random() + 0.1
 26         self.x = random.randint(0, 450)
 27         self.y = 0
 28 
 29     def __init__(self):
 30         self.start()
 31         self.image = pygame.image.load(‘enemy.png‘).convert_alpha()
 32 
 33     def move(self):
 34         if self.y < 800:
 35             self.y += self.speed
 36         if self.y > 800:
 37             self.start()
 38 
 39 
 40 class Bullet:
 41     def __init__(self):
 42         self.x = 0
 43         self.y = 0
 44         self.image = pygame.image.load(‘bullet.png‘).convert_alpha()
 45         self.active = False
 46 
 47     def move(self):
 48         if self.active:
 49             self.y -= 3
 50         if self.y < 0:
 51             self.active = False
 52 
 53     def start(self):
 54         mouseX, mouseY = pygame.mouse.get_pos()
 55         self.x = mouseX - self.image.get_width() / 2
 56         self.y = mouseY - self.image.get_height() / 2
 57         self.active = True
 58 
 59 
 60 def Shoot(bullet, enemy):
 61     if (bullet.x > enemy.x and bullet.x < enemy.x + enemy.image.get_width()) and bullet.y > enemy.y and (
 62                 bullet.y < enemy.y + enemy.image.get_height()):
 63         bullet.active = False
 64         enemy.start()
 65         return True
 66     else:
 67         return False
 68 
 69 
 70 def Crash(plane, enemy):
 71     if (plane.x + 0.7 * plane.image.get_width() > enemy.x) and (
 72                     plane.x + 0.3 * plane.image.get_width() < enemy.x + enemy.image.get_width()) and (
 73                     plane.y + 0.7 * plane.image.get_height() > enemy.y) and (
 74                     plane.y + 0.3 * plane.image.get_height() < enemy.y + enemy.image.get_height()):
 75         return True
 76     else:
 77         return False
 78 
 79 
 80 pygame.init()
 81 screen = pygame.display.set_mode((450, 800), 0, 32)
 82 pygame.display.set_caption(‘World of plane craft‘)
 83 bg = pygame.image.load(‘bg.jpg‘).convert_alpha()

 86 bullet = Bullet()
 87 bullets = []
 88 for i in range(5):
 89     bullets.append(bullet)
 90 count_b = len(bullets)
 91 index_b = 0
 92 interval_b = 0
 93 
 94 enemy = Enemy()
 95 enemys = []
 96 for i in range(5):
 97     enemys.append(enemy)
 98 
 99 plane = Plane()
100 gameover = False
101 score = 0
102 font = pygame.font.Font(None, 32)
103 while True:
104     for event in pygame.event.get():
105         if event.type == pygame.QUIT:
106             pygame.quit()
107             exit()
108         if gameover and event.type == pygame.MOUSEBUTTONUP:
109             plane.restart()
110             for e in enemys:
111                 e.start()
112             for b in bullets:
113                 b.active = False
114             score = 0
115             gameover = False
116     screen.blit(bg, (0, 0))
117     if not gameover:
118         interval_b -= 1
119         if interval_b < 0:
120             bullets[index_b].start()
121             interval_b = 100
122             index_b = (index_b + 1) % count_b
123         for b in bullets:
124             if b.active:
125                 for e in enemys:
126                     if Shoot(b, e):
127                         score += 100
128                 b.move()
129                 screen.blit(b.image, (b.x, b.y))
130 
131         for e in enemys:
132             if Crash(plane, e):
133                 gameover = True
134             e.move()
135             screen.blit(e.image, (e.x, e.y))
136 
137         plane.move()
138         screen.blit(plane.image, (plane.x, plane.y))
139         text = font.render("Socre: %d" % score, 1, (0, 0, 0))
140         screen.blit(text, (0, 0))
141     else:
142         text = font.render("Socre : %d" % score, 1, (0, 0, 0))
143         screen.blit(text, (150, 300))
144         text = font.render("Click mouse and restart", 1, (0, 0, 0))
145         screen.blit(text, (100, 330))
146     pygame.display.update()