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#enemy.py
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import pygame
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from random import *
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class SmallEnemy(pygame.sprite.Sprite):
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def __init__(self, bg_size):
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pygame.sprite.Sprite.__init__(self)
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self.image = pygame.image.load("images/enemy1.png").convert_alpha()
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#添加坠机图片
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self.destroy_images = []
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self.destroy_images.extend([\
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pygame.image.load("images/enemy1_down1.png").convert_alpha(), \
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pygame.image.load("images/enemy1_down2.png").convert_alpha(), \
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pygame.image.load("images/enemy1_down3.png").convert_alpha(), \
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pygame.image.load("images/enemy1_down4.png").convert_alpha() \
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])
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self.rect = self.image.get_rect()
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self.width, self.height = bg_size[0], bg_size[1]
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self.speed = 2
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self.active = True
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self.rect.left, self.rect.top = \
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randint(0, self.width - self.rect.width), \
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randint(-5 * self.height, 0) #在页面外部上方5个屏幕高度范围内随机生成一个敌机
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self.mask = pygame.mask.from_surface(self.image) #将非透明部分标记为mask
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def move(self):
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if self.rect.top < self.height:
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self.rect.top += self.speed
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else:
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self.reset()
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def reset(self):
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self.active = True
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self.rect.left, self.rect.top = \
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randint(0, self.width - self.rect.width), \
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randint(-5 * self.height, 0)
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class MidEnemy(pygame.sprite.Sprite):
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energy = 8
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def __init__(self, bg_size):
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pygame.sprite.Sprite.__init__(self)
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self.image = pygame.image.load("images/enemy2.png").convert_alpha()
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self.image_hit = pygame.image.load("images/enemy2_hit.png").convert_alpha()#中弹图片
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#添加坠机图片
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self.destroy_images = []
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self.destroy_images.extend([\
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pygame.image.load("images/enemy2_down1.png").convert_alpha(), \
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pygame.image.load("images/enemy2_down2.png").convert_alpha(), \
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pygame.image.load("images/enemy2_down3.png").convert_alpha(), \
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pygame.image.load("images/enemy2_down4.png").convert_alpha() \
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])
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self.rect = self.image.get_rect()
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self.width, self.height = bg_size[0], bg_size[1]
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self.speed = 1
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self.active = True
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self.rect.left, self.rect.top = \
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randint(0, self.width - self.rect.width), \
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randint(-10 * self.height, -self.height) #在页面外部上方1个到10个屏幕高度范围内随机生成一个敌机（1-10个，就保证了不会一开始出大一个大的）
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self.mask = pygame.mask.from_surface(self.image) #将非透明部分标记为mask
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self.energy = MidEnemy.energy
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self.hit = False #检测是否被击中的属性
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def move(self):
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if self.rect.top < self.height:
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self.rect.top += self.speed
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else:
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self.reset()
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def reset(self):
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self.active = True
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self.energy = MidEnemy.energy
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self.rect.left, self.rect.top = \
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randint(0, self.width - self.rect.width), \
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randint(-10 * self.height, -self.height)
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class BigEnemy(pygame.sprite.Sprite):
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energy = 20
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def __init__(self, bg_size):
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pygame.sprite.Sprite.__init__(self)
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#大型敌机有飞行特效，两张图片切换
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self.image1 = pygame.image.load("images/enemy3_n1.png").convert_alpha()
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self.image2 = pygame.image.load("images/enemy3_n2.png").convert_alpha()
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self.image_hit = pygame.image.load("images/enemy3_hit.png").convert_alpha()#中弹图片
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#添加坠机图片
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self.destroy_images = []
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self.destroy_images.extend([\
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pygame.image.load("images/enemy3_down1.png").convert_alpha(), \
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pygame.image.load("images/enemy3_down2.png").convert_alpha(), \
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pygame.image.load("images/enemy3_down3.png").convert_alpha(), \
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pygame.image.load("images/enemy3_down4.png").convert_alpha(), \
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pygame.image.load("images/enemy3_down5.png").convert_alpha(), \
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pygame.image.load("images/enemy3_down6.png").convert_alpha() \
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])
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self.rect = self.image1.get_rect()
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self.width, self.height = bg_size[0], bg_size[1]
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self.speed = 1
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self.active = True
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self.rect.left, self.rect.top = \
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randint(0, self.width - self.rect.width), \
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randint(-15 * self.height, -5 * self.height) #在页面外部上方5-15个屏幕高度范围内随机生成一个敌机
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self.mask = pygame.mask.from_surface(self.image1) #将非透明部分标记为mask
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self.energy = BigEnemy.energy
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self.hit = False #检测是否被击中的属性
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def move(self):
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if self.rect.top < self.height:
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self.rect.top += self.speed
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else:
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self.reset()
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def reset(self):
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self.active = True
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self.energy = BigEnemy.energy
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self.rect.left, self.rect.top = \
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randint(0, self.width - self.rect.width), \
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randint(-15 * self.height, -5 * self.height)
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#bullet.py
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import pygame
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class Bullet1(pygame.sprite.Sprite):#普通子弹，一次一发
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def __init__(self, position):
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pygame.sprite.Sprite.__init__(self)
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self.image = pygame.image.load("images/bullet1.png").convert_alpha()
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self.rect = self.image.get_rect()
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self.rect.left, self.rect.top = position #把飞机机头位置给子弹位置
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self.speed = 12
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self.active = True
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self.mask = pygame.mask.from_surface(self.image) #非透明部分
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def move(self):
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self.rect.top -= self.speed
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if self.rect.top < 0: #射出屏幕外
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self.active = False
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def reset(self, position):
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self.rect.left, self.rect.top = position
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self.active = True
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class Bullet2(pygame.sprite.Sprite):
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def __init__(self, position):
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pygame.sprite.Sprite.__init__(self)
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self.image = pygame.image.load("images/bullet2.png").convert_alpha()
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self.rect = self.image.get_rect()
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self.rect.left, self.rect.top = position
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self.speed = 14
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self.active = False
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self.mask = pygame.mask.from_surface(self.image)
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def move(self):
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self.rect.top -= self.speed
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if self.rect.top < 0:
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self.active = False
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def reset(self, position):
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self.rect.left, self.rect.top = position
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self.active = True
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#supply.py
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import pygame
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from random import *
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class Bullet_Supply(pygame.sprite.Sprite):
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def __init__(self, bg_size):
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pygame.sprite.Sprite.__init__(self)
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self.image = pygame.image.load("images/bullet_supply.png").convert_alpha()
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self.rect = self.image.get_rect()
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self.width, self.height = bg_size[0], bg_size[1]
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self.rect.left, self.rect.bottom = \
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randint(0, self.width - self.rect.width), -100 #水平方向随机，垂直方向-100
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self.speed = 5
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self.active = False
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self.mask = pygame.mask.from_surface(self.image)
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def move(self):
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if self.rect.top < self.height:
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self.rect.top += self.speed
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else:
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self.active = False
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def reset(self):
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self.active = True
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self.rect.left, self.rect.bottom = \
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randint(0, self.width - self.rect.width), -100
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class Bomb_Supply(pygame.sprite.Sprite):
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def __init__(self, bg_size):
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pygame.sprite.Sprite.__init__(self)
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self.image = pygame.image.load("images/bomb_supply.png").convert_alpha()
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self.rect = self.image.get_rect()
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self.width, self.height = bg_size[0], bg_size[1]
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self.rect.left, self.rect.bottom = \
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randint(0, self.width - self.rect.width), -100
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self.speed = 5
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self.active = False
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self.mask = pygame.mask.from_surface(self.image)
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def move(self):
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if self.rect.top < self.height:
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self.rect.top += self.speed
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else:
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self.active = False
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def reset(self):
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self.active = True
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self.rect.left, self.rect.bottom = \
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randint(0, self.width - self.rect.width), -100
95C 《零基礎入門學習Python》筆記 第095講：Pygame：飛機大戰6 下
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