python-小游戏（打飞机）v1.1

---------------------------------备注-----------------------------------

运行环境 :

python --v3.2.5

pygame -- pygame-1.9.2a0.win32-py3.2

-------------------------------------------------------------------------

# -*- coding: utf-8 -*-
import pygame
import random
from pygame.locals import *
from sys import exit
pygame.init()
 
 
class FeiJi:
	
	def __init__(self,x,y):
		self.x = x
		self.y = y
		self.image = pygame.image.load('C:\\Users\\bad\\Desktop\\python-test\\image\\feiji.png')
		
	def restart(self):
		self.x = 200
		self.y = 500
		#加载 飞机 图像
		screen.blit(feiji.image, (feiji.x,feiji.y))
		
	def move(self):			
	#-----------------------------------
	#判断 按键 状态
		if event.type==pygame.KEYDOWN:
			if event.key==K_w:
				keys[0]=True
			elif event.key==K_a:
				keys[1]=True
			elif event.key==K_s:
				keys[2]=True
			elif event.key==K_d:
				keys[3]=True
				
		if event.type==pygame.KEYUP:
			if event.key==K_w:
				keys[0]=False
			elif event.key==K_a:
				keys[1]=False
			elif event.key==K_s:
					keys[2]=False
			elif event.key==K_d:
				keys[3]=False
	#-----------------------------------
	# 按键 的操作
		if keys[0]==True:
			if self.y > 0:
				self.y-=0.1
		if keys[1]==True:
			if self.x > 0:
				self.x-=0.1
		if keys[2]==True:
			if self.y < 600 - feiji.image.get_height():
				self.y+=0.1
		if keys[3]==True:
			if self.x < 300 - feiji.image.get_width():
				self.x+=0.1
 
	#-----------------------------------
	#---------------END-----------------
	
class ShiTou:
	
	def __init__(self):
		self.x = random.randint(0, 250)
		self.y = random.randint(-150, 0)
		self.image = pygame.image.load('C:\\Users\\bad\\Desktop\\python-test\\image\\shitou.png')
		self.active = False
		
	#设置石头下落速度	
	def speed(self):
		self.y+=0.1
	
	#重置石头			
	def restart(self):		
		self.x=random.randint(0, 250)
		self.y=random.randint(-200, 0)
		self.active = True
				
	#石头的下落
	def down(self):
		if self.active:
			if self.y < 600:
				self.speed()
			if self.y > 600:
				self.active = False
		else:
			self.restart()				
	#-----------------------------------
	#---------------END-----------------
	
class ZiDan:
	
	def __init__(self):
		self.x = feiji.x + 7
		self.y = feiji.y
		self.image = pygame.image.load('C:\\Users\\bad\\Desktop\\python-test\\image\\zidan.png')
		self.active = False
		
	#设置子弹发射速度
	def speed(self):
		self.y-=0.8
	
	#重置子弹
	def restart(self):
		self.active = True
		self.y=feiji.y
		self.x=feiji.x + 7
	#子弹的发射			
	def she(self):
		if self.active:
			self.speed()
			if self.y < 0:
				self.active = False
		else:
			self.restart()	
			
	#-----------------------------------
	#---------------END-----------------
 
#创建石头击落函数
#判断子弹是否击中石头，只需要判断子弹是否穿过石头。
#方法--判断子弹的x坐标是否大于石头图像左边的x坐标或者是否小于石头图像右边的x坐标
def CheckHit(zidan, shitou):
    if(shitou.x < zidan.x and zidan.x < shitou.x + shitou.image.get_width()) and (shitou.y < zidan.y and zidan.y < shitou.y + shitou.image.get_height()):
        shitou.active = False
        zidan.active = False
        return True
    return False
 
#创建飞机坠毁函数
#方法参考“CheckHit”
def CheckTouch(shitou, feiji):
    if (shitou.x + shitou.image.get_width() > feiji.x and feiji.x + feiji.image.get_width() > shitou.x) and (shitou.y + shitou.image.get_height() > feiji.y and feiji.y + feiji.image.get_height() > shitou.y):
        return True
    return False
 
#游戏状态
gameover = False
 
font = pygame.font.Font(None, 32)
font_over = pygame.font.Font(None, 128)
 
#飞机实例		
feiji = FeiJi(200,500)
 
#石头实例组
shitou = []
for i in range(5):
	shitou.append(ShiTou())
 
#子弹实例组
zidan = []
for i in range(5):
	zidan.append(ZiDan())
	
#子弹发射间隔
zidan_jiange = 1200
#引导子弹组
zidan_index = 0
 
#初始化积分
jifen = 0
 
#按键初始化（w,a,s,d,r）
keys = [False, False, False, False]
 
#设置游戏窗口大小
width,height = 300,600
#新建一个游戏窗口，窗口大小为（width,height）
screen=pygame.display.set_mode((width,height))
#游戏窗口标题
pygame.display.set_caption("test-game")
 
bg = pygame.image.load('C:\\Users\\bad\\Desktop\\python-test\\image\\black.png').convert()
 
#游戏主循环
while 1:
		for event in pygame.event.get():
			if event.type==pygame.QUIT:
				pygame.quit() 
				exit(0)
		#将没有图像的空间填满（黑色）
		#screen.fill(0)
		#载入背景图
		screen.blit(bg, (0,0))
		#加载飞机图像
		screen.blit(feiji.image, (feiji.x,feiji.y))
		#判断游戏状态   
		if not gameover:
			#文本-积分
			text_jifen = font.render("Score: %d"%jifen, 0, (0, 0, 0))
			screen.blit(text_jifen, (0, 0))
			
 
			#调用 飞机 移动的方法
			feiji.move()
 
			#加载 石头组 图像并且调用石头下落的方法
			for s in shitou:
				if CheckTouch(s, feiji):
					gameover = True
				s.down()
				screen.blit(s.image, (s.x,s.y))
 
			#设置子弹组循环发射--------------------------------
			zidan_jiange -= 1
			if zidan_jiange < 0:
				zidan_jiange = 1200		#子弹发射间隔
				zidan[zidan_index].restart()	#子弹组发射
				zidan_index = (zidan_index + 1) % 5	 #设置子弹组循环发射
 
			#加载 子弹组 图像并且调用子弹射击的方法---------------
			for z in zidan:
				z.she()
				screen.blit(z.image, (z.x,z.y))
				for s in shitou:
					if (CheckHit(z, s)):	#调用 检查击中 函数，判断子弹是否击中 石头
						jifen+=100          #当子弹 击中 石头，积分加 100 
					
		else:
			#文本-游戏restart
			text_restart = font.render("按 R 键重新游戏", 1, (0, 0, 0))
			screen.blit(text_restart, (100,350))
			#文本-游戏状态
			text_over = font.render("Game Over", 1, (0, 0, 0))
			screen.blit(text_over, (100,250))
			#文本-积分
			text_jifen = font.render("Score: %d" %jifen, 1, (0, 0, 0))
			screen.blit(text_jifen, (100, 300))
			if event.type == pygame.KEYDOWN:
				if event.key==K_r:
					jifen = 0
					for z in zidan:
						z.restart()
					for s in shitou:
						s.restart()
					#初始化飞机
					feiji.restart()
					#按键初始化（w,a,s,d,r）
					keys = [False, False, False, False]
					gameover = False
		
		#刷新屏幕		
		pygame.display.flip()