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2048的python实现。解决了原网友版本的两个小bug:
1. 原版游戏每次只消除一次,而不是递归消除。如 [2 ,2 ,2 ,2] 左移动的话应该是 [4, 4, 0, 0] , 而不是[8 , 0 , 0 ,0]
2. 对游戏结束的侦测有bug,已经改正。
原网友版本:http://www.oschina.net/code/snippet_1756807_35638
我的实现版本:http://my.oschina.net/u/923087/blog/286050
2048game.py- # -*- coding: utf-8 -*-
- """
- Created on Tue Jul 1 14:15:39 2014
-
- @author: kelvin
- """
-
- import random
-
- class game2048:
- totalScore = 0
- v = [[2, 8, 8, 2],
- [4, 2, 4, 8],
- [2, 4, 2, 0],
- [4, 2, 4, 0]]
- '''
- v = [[0, 0, 0, 0],
- [0, 0, 0, 0],
- [0, 0, 0, 0],
- [0, 0, 0, 0]]
- '''
- def __init__(self):
- for i in range(4):
- self.v[i] = [random.choice([0,0,0,2,2,4]) for x in range(4)]
-
-
- def display(self):
- print('{0:4} {1:4} {2:4} {3:4}'.format(self.v[0][0], self.v[0][1], self.v[0][2], self.v[0][3]))
- print('{0:4} {1:4} {2:4} {3:4}'.format(self.v[1][0], self.v[1][1], self.v[1][2], self.v[1][3]))
- print('{0:4} {1:4} {2:4} {3:4}'.format(self.v[2][0], self.v[2][1], self.v[2][2], self.v[2][3]))
- print('{0:4} {1:4} {2:4} {3:4}'.format(self.v[3][0], self.v[3][1], self.v[3][2], self.v[3][3]))
- print('得分为:{0:4}'.format(self.totalScore))
- print('游戏是否结束:{0:4}'.format(self.isOver()))
- #重新排列
- def align(self,vList, direction):
- for i in range(vList.count(0)):
- vList.remove(0)
- zeros = [0 for x in range(4-len(vList))]
- if direction == 'left':
- vList.extend(zeros)
- else:
- vList[:0] = zeros
- #将相同的元素相加,返回新增积分
- def addSame(self,vList, direction):
- increment=0
- if direction == 'left':
- for i in [0,1,2]:
- if vList[i]==vList[i+1] and vList[i+1]!=0:
- vList[i] *= 2
- vList[i+1] = 0
- increment += vList[i]
- else:
- for i in [3,2,1]:
- if vList[i]==vList[i-1] and vList[i-1]!=0:
- vList[i] *= 2
- vList[i-1] = 0
- increment += vList[i]
- return increment
- #处理行和方向,返回新增积分
- def handle(self, vList, direction):
- self.align(vList, direction)
- increment = self.addSame(vList, direction)
- self.align(vList, direction)
- self.totalScore += increment #直接加到总值
- return increment
- #判断游戏是否结束
- def judge(self):
-
- if self.isOver():
- print('你输了,游戏结束!')
- return False
- else:
- if self.totalScore >= 2048:
- print('你赢了,游戏结束!但是你还可以继续玩。')
- return True
- #判断游戏是否真正结束
- def isOver(self):
- N = self.calcCharNumber(0)
- if N!=0:
- return False
- else:
- for row in range(4):
- flag = self.isListOver(self.v[row])
- if flag==False:
- return False
- for col in range(4):
- # 将矩阵中一列复制到一个列表中然后处理
- vList = [self.v[row][col] for row in range(4)]
- flag = self.isListOver(vList)
- if flag==False:
- return False
- return True
-
- #判断一个列表是否还可以合并
- def isListOver(self, vList):
- for i in [0,1,2]:
- if vList[i]==vList[i+1] and vList[i+1]!=0:
- return False
- return True
- def calcCharNumber(self, char):
- n = 0
- for q in self.v:
- n += q.count(char)
- return n
- def addElement(self):
- # 统计空白区域数目 N
- N = self.calcCharNumber(0)
- if N!=0:
- # 按2和4出现的几率为3/1来产生随机数2和4
- num = random.choice([2, 2, 2, 4])
- # 产生随机数k,上一步产生的2或4将被填到第k个空白区域
- k = random.randrange(1, N+1) #k的范围为[1,N]
- n = 0
- for i in range(4):
- for j in range(4):
- if self.v[i][j] == 0:
- n += 1
- if n == k:
- self.v[i][j] = num
- return
-
-
- def moveLeft(self):
- self.moveHorizontal('left')
- def moveRight(self):
- self.moveHorizontal('right')
- def moveHorizontal(self, direction):
- for row in range(4):
- self.handle(self.v[row], direction)
-
- def moveUp(self):
- self.moveVertical('left')
- def moveDown(self):
- self.moveVertical('right')
- def moveVertical(self, direction):
- for col in range(4):
- # 将矩阵中一列复制到一个列表中然后处理
- vList = [self.v[row][col] for row in range(4)]
- self.handle(vList, direction)
- # 从处理后的列表中的数字覆盖原来矩阵中的值
- for row in range(4):
- self.v[row][col] = vList[row]
-
- #主要的处理函数
- def operation(self):
- op = input('operator:')
- if op in ['a', 'A']: # 向左移动
- self.moveLeft()
- self.addElement()
- elif op in ['d', 'D']: # 向右移动
- self.moveRight()
- self.addElement()
- elif op in ['w', 'W']: # 向上移动
- self.moveUp()
- self.addElement()
- elif op in ['s', 'S']: # 向下移动
- self.moveDown()
- self.addElement()
- else:
- print('错误的输入。请输入 [W, S, A, D] 或者是其小写')
-
- #开始
- print('输入:W(上移) S(下移) A(左移) D(右移), press <CR>.')
- g =game2048()
- flag = True
- while True:
- g.display()
- flag = g.judge()
- g.operation()
- flag = g.judge()
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