自己写的一个贪吃蛇的游戏源代码

#!/usr/bin/env python # -*- coding:utf-8 -*- # Copyright (C) # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License # as published by the Free Software Foundation. # 本程序是免费软件，基于GPL许可发布。 # ## # @文件名(file): snake.py # @作者(author): 龙昌锦(LongChangjin) # @博客(blog): http://www.xefan.com # @邮箱(mail): admin@xefan.com # @QQ: 346202141 # @ICQ: wosuopu@gmail.com # @时间(date): 2011-08-04 import pygame import random import os from os import _exit as exit SCORE = 0 LEVEL = 1 PAUSE = False border = 5 class Snake: LEFT = 0 RIGHT = 1 UP = 2 DOWN = 3 def __init__(self): self.direction = self.__class__.RIGHT #初始方向 self.pos = [(20,30),(19,30),(18,30),(17,30)] #初始位置，游戏区域80*90 self.length = len(self.pos) #初始长度 self.speed = LEVEL*10.0 #初始速度 self.place = 0 self.moved = 0 def move(self,t=1.0): self.place += self.speed*t if int(self.place) < 1: return self.place -= 1 self.moved = 1 i = self.length - 1 while i > 0: pos = (int(self.pos[i-1][0]), int(self.pos[i-1][1])) self.pos[i] = pos i -= 1 if self.direction == self.__class__.LEFT: pos = (self.pos[0][0]-1, self.pos[0][1]) self.pos[0] = pos elif self.direction == self.__class__.RIGHT: pos = (self.pos[0][0]+1, self.pos[0][1]) self.pos[0] = pos elif self.direction == self.__class__.UP: pos = (self.pos[0][0], self.pos[0][1]-1) self.pos[0] = pos elif self.direction == self.__class__.DOWN: pos = (self.pos[0][0], self.pos[0][1]+1) self.pos[0] = pos def draw(self, sc, RGB=(255,0,0)): for pos in self.pos: sc.fill(RGB, (POS_x0+int(pos[0])*border, POS_y0+int(pos[1])*border, border,border)) def judge(self, food): global SCORE, LEVEL if self.pos[0] in self.pos[1:] or self.pos[0][0] < 0 or self.pos[0][0] > 79 or self.pos[0][1] < 0 or self.pos[0][1] > 89: if os.path.exists('simkai.ttf'): font = pygame.font.Font('simkai.ttf',80) else: font = pygame.font.SysFont("宋体", 80) game_info = font.render(u'GAME OVER',True,(255,255,0)) self.draw(screen) screen.blit(game_info,(40,160)) pygame.display.update() while True: for event in pygame.event.get(): if event.type == pygame.QUIT: exit(0) if event.type == pygame.KEYDOWN: #按ESC键退出 if event.key == pygame.K_ESCAPE: exit(0) if self.pos[0] == food: Food.Count = 0 self.pos.append(self.pos[-1]) self.length += 1 SCORE += 1 if SCORE == 20: LEVEL += 1 if os.path.exists('simkai.ttf'): font = pygame.font.Font('simkai.ttf',40) else: font = pygame.font.SysFont("宋体", 40) if len(str(SCORE)) < 2: scoreStr = ' '+str(SCORE) else: scoreStr = str(SCORE) game_info = font.render(scoreStr,True,(255,255,0),(0,0,0)) screen.blit(game_info,(490,60)) if len(str(LEVEL)) < 2: levelStr = ' '+str(LEVEL) else: levelStr = str(LEVEL) game_info = font.render(levelStr,True,(255,255,0),(0,0,0)) screen.blit(game_info,(490,140)) class Food: Count = 0 def __init__(self, (x, y)): self.pos = (x, y) def draw(self, sc, RGB=(0,0,255)): sc.fill(RGB, (POS_x0+self.pos[0]*border, POS_y0+self.pos[1]*border, border,border)) pygame.display.init() pygame.font.init() screen = pygame.display.set_mode((640, 480), 0, 32) logo = pygame.image.load('logo.ico').convert_alpha() pygame.display.set_icon(logo) pygame.display.set_caption("贪吃蛇") #游戏说明 def run(): if os.path.exists('simkai.ttf'): font = pygame.font.Font('simkai.ttf',35) else: font = pygame.font.SysFont("宋体", 35) game_info = font.render(u'贪吃蛇',True,(0,255,255)) screen.blit(game_info,(260,40)) game_info = font.render(u'游戏说明:',True,(255,255,255)) screen.blit(game_info,(100,100)) game_info = font.render(u'1、使用方向进行操作。',True,(255,255,255)) screen.blit(game_info,(130,150)) game_info = font.render(u'2、按ESC键退出。',True,(255,255,255)) screen.blit(game_info,(130,200)) game_info = font.render(u'3、按P键暂停/继续。',True,(255,255,255)) screen.blit(game_info,(130,250)) game_info = font.render(u'>>按回车键开始游戏<<',True,(255,255,255)) screen.blit(game_info,(260,330)) pygame.display.update() while True: event = pygame.event.wait() if event.type == pygame.KEYDOWN: if event.key == pygame.K_ESCAPE: #ESC键退出 exit(0) if event.key == pygame.K_RETURN: #回车键开始 break POS_x0, POS_y0 = 15, 15 G_width, G_height = 400, 450 snake = '' food = '' font = '' def startGame(): global snake, font screen.fill((0,0,0),(0,0, 640,480)) #游戏区域 pygame.draw.rect(screen, (0,255,0), (10,10, 410,460), 5) pygame.draw.rect(screen, (0,255,0), (440,10, 175,305), 5) pygame.draw.rect(screen, (0,255,0), (440,350, 175,115), 5) #作者信息 if os.path.exists('simkai.ttf'): font = pygame.font.Font('simkai.ttf',13) else: font = pygame.font.SysFont("宋体", 13) author_info = font.render(u'作者：龙昌',True,(255,0,0)) screen.blit(author_info,(450,360)) author_info = font.render(u'博客：www.xefan.com',True,(255,0,0)) screen.blit(author_info,(450,380)) author_info = font.render(u'邮箱：admin@xefan.com',True,(255,0,0)) screen.blit(author_info,(450,400)) author_info = font.render(u'QQ：346202141',True,(255,0,0)) screen.blit(author_info,(450,420)) author_info = font.render(u'ICQ：wosuopu@gmail.com',True,(255,0,0)) screen.blit(author_info,(450,440)) #游戏信息 if os.path.exists('simkai.ttf'): font = pygame.font.Font('simkai.ttf',40) else: font = pygame.font.SysFont("宋体", 40) game_info = font.render('SCORE:',True,(255,0,0)) screen.blit(game_info,(450,20)) game_info = font.render('LEVEL:',True,(255,0,0)) screen.blit(game_info,(450,100)) game_info = font.render('STATUS:',True,(255,0,0)) screen.blit(game_info,(450,180)) if len(str(SCORE)) < 2: scoreStr = ' '+str(SCORE) else: scoreStr = str(SCORE) game_info = font.render(scoreStr,True,(255,255,0),(0,0,0)) screen.blit(game_info,(490,60)) if len(str(LEVEL)) < 2: levelStr = ' '+str(LEVEL) else: levelStr = str(LEVEL) game_info = font.render(levelStr,True,(255,255,0),(0,0,0)) screen.blit(game_info,(490,140)) game_info = font.render(u'运行中',True,(255,255,0),(0,0,0)) screen.blit(game_info,(460,220)) snake = Snake() snake.draw(screen) run() startGame() clock = pygame.time.Clock() while True: while Food.Count == 0: pos = (random.randint(0,79), (random.randint(0,89))) if pos in snake.pos: continue else: Food.Count = 1 food = Food(pos) for event in pygame.event.get(): if event.type == pygame.QUIT: exit(0) if event.type == pygame.KEYDOWN: #按ESC键退出 if event.key == pygame.K_ESCAPE: exit(0)