用python实现，冒泡排序演示 

  1 # -*- coding:utf-8 -*-
  2 import time
  3 from Tkinter import *
  4 a=[1,9,5,6,8,1]
  5 
  6 class CanvasDemo():
  7     #n1=70
  8     #n2=n1+40
  9     d1=390
 10     d2=d1-60
 11     weiyi=len(a)-1
 12     def __init__(self):
 13 
 14         n1=70
 15         n2=n1+40
 16         window=Tk()
 17         window.title("冒泡排序演示")
 18         self.canvas=Canvas(window,width=500,height=400,bg='white')##设置画布大小，颜色
 19         self.canvas.pack()
 20         frame=Frame(window)
 21         frame.pack()
 22         ##self.paixu()
 23         self.displayRect()
 24         self.n1=n1+60
 25         self.n2=n2+60
 26         btString=Button(frame,text="执行",command=self.paixu)
 27         btString.grid(row=1,column=6)
 28         window.mainloop()
 29 
 30 
 31     def displayRect(self):##打印表格
 32         self.canvas.create_rectangle(60,30,420,90,tags="rect")##左上右下
 33         self.canvas.create_rectangle(120,30,360,90,tags="rect")
 34         self.canvas.create_rectangle(180,30,300,90,tags="rect")
 35         self.canvas.create_rectangle(240,30,240,90, tags="rect")
 36     def paixu(self):
 37         
 38         for i in range(0,len(a)):
 39             j=len(a)-1##添加交换之前
 40             self.weiyi=len(a)-1
 41             while j>i:
 42                 self.displayString2()
 43                 time.sleep(1)
 44                 #if j>i:
 45                  #   self.canvas.delete("int")
 46                     
 47                 ##self.weiyi=len(a)-1
 48                 self.displayString3()
 49                 time.sleep(1)
 50                 if a[j-1]>a[j]:
 51                     a[j-1],a[j]=a[j],a[j-1]
 52                 #j=j-1
 53                 self.displayString4()
 54                 if j>=i:
 55                     self.canvas.delete("int")
 56                 self.displayString1()##打印交换之后的
 57                 time.sleep(1)
 58                 
 59                 if j>=i:
 60                     self.canvas.delete("int")
 61                 j=j-1
 62             self.displayString1()
 63                 
 64                 
 65         
 66     def displayLine(self):## 设置箭头指向
 67         self.canvas.create_line(self.n2,30,self.n2,10,self.n2+60,10,self.n2+60,30,width=1,arrow="last",tags="line")
 68 
 69     def displayString1(self):## 打印序列
 70         n1=90
 71         ##time.sleep(1)
 72         
 73         for z in range(len(a)):
 74             self.canvas.create_text(n1,60,text="%s"%a[z],font="Times 20 bold ",tags="int")
 75             n1=n1+60
 76         self.canvas.update()
 77         #self.update()
 78         #time.sleep(0.5)
 79 
 80     def displayString2(self):
 81         n2=90
 82         for z in range(len(a)):
 83             if z!=self.weiyi and z!=self.weiyi-1:
 84                 self.canvas.create_text(n2,60,text="%s"%a[z],font="Times 20 bold ",tags="int")
 85             n2=n2+60
 86         self.canvas.update()
 87         self.weiyi=self.weiyi-1
 88     def displayString3(self):
 89         n2=90
 90         for z in range(len(a)):
 91             if z==self.weiyi:
 92                 if a[z]>a[z+1]:
 93                     self.canvas.create_line(n2,30,n2,10,n2+60,10,n2+60,30,width=1,arrow="last",tags="line")
 94                 self.canvas.create_text(n2,60,text="%s"%a[z],font="Times 20 bold ",tags="int1")
 95                 self.canvas.create_text(n2+60,60,text="%s"%a[z+1],font="Times 20 bold",tags="int1")
 96                 for x in range(0,10):
 97                     self.canvas.move("int1",0,20)
 98                     self.canvas.move("int12",0,20)
 99                     self.canvas.update()
100                     time.sleep(0.1)
101                     if(x==9):
102                         self.canvas.delete("int1")
103             n2=n2+60
104         self.canvas.update()
105     def displayString4(self):
106         n2=90
107         for z in range(len(a)):
108             if z==self.weiyi:
109                 self.canvas.create_text(n2,300,text="%s"%a[z],font="Times 20 bold ",tags="int2")
110                 self.canvas.create_text(n2+60,300,text="%s"%a[z+1],font="Times 20 bold ",tags="int2")
111                 for x in range(0,10):
112                     self.canvas.move("int2",0,-20)
113                     self.canvas.update()
114                     time.sleep(0.1)
115                     if(x==9):
116                         self.canvas.delete("int2","line")
117             n2=n2+60
118 
119 CanvasDemo()

 

posted @ 2017-01-07 19:46  LiZR07  阅读(512)  评论(0)    收藏  举报