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maze.py
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173 lines (166 loc) · 6.42 KB
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import tkinter as tk
import threading
import time
import random
import sys
class Cell():
def __init__(self, row, col):
self.row, self.col = row, col
self.top, self.right, self.bottom, self.left = True, True, True, True
self.visited = False
def __str__(self):
return 'row:{} col:{}--{} {} {} {}'.format( \
self.row, self.col, self.top, self.right, \
self.bottom, self.left)
def setVisited(self):
self.visited = True
def isVisited(self):
return self.visited
class Maze(threading.Thread):
colCount = 15
rowCount = 15
winWidth = 700
winHeight = 600
beginOf = (0, 0)
endOf = (colCount - 1, rowCount - 1)
def __init__(self):
threading.Thread.__init__(self)
self.initData()
self.initUi()
def initUi(self):
self.ui = tk.Tk()
self.centeredDisplay()
self.cs = tk.Canvas(self.ui, bg = '#121a2a')
self.cs.pack(fill = tk.BOTH, expand = 1)
self.ui.bind('<Key-h>', self.hideCell)
self.ui.bind('<Key-Up>', self.up)
self.start()
def hideCell(self, event):
self.cs.delete('currend')
def up(self, event):
pass
def updateUi(self):
w = float(self.winWidth / self.colCount)
h = float(self.winHeight / self.rowCount)
for row in range(self.rowCount):
for col in range(self.colCount):
cell = self.cells[row][col]
tagtmp = 'wall%02d%02d' % (row, col)
if cell.top:
self.cs.create_line(\
(w * col, h * row), \
(w * (col + 1), h * row), \
width = 3, fill = 'yellow', tag = 'top' + tagtmp)
else:
self.cs.delete('top' + tagtmp)
if cell.right:
self.cs.create_line(\
(w * (col + 1), h * row), \
(w * (col + 1), h * (row + 1)), \
width = 3, fill = 'yellow', tag = 'right' + tagtmp)
else:
self.cs.delete('right' + tagtmp)
if cell.bottom:
self.cs.create_line(\
(w * (col + 1), h * (row + 1)), \
(w * col, h * (row + 1)), \
width = 3, fill = 'yellow', tag = 'bottom' + tagtmp)
else:
self.cs.delete('bottom' + tagtmp)
if cell.left:
self.cs.create_line(\
(w * col, h * (row + 1), \
(w * col, h * row)), \
width = 3, fill = 'yellow', tag = 'left' + tagtmp)
else:
self.cs.delete('left' + tagtmp)
self.cs.create_rectangle((self.beginOf[0] * w + 3, self.beginOf[1] * h + 3), \
(self.beginOf[0] + 1) * w - 3, (self.beginOf[1] + 1) * h - 3, \
fill = '#b4532a', tag = 'begin')
self.cs.create_rectangle((self.endOf[0] * w + 3, self.endOf[1] * h + 3), \
(self.endOf[0] + 1) * w - 3, (self.endOf[1] + 1) * h - 3, \
fill = '#ff0000', tag = 'end')
self.cs.delete('currend')
self.cs.create_rectangle((self.currentCell.col * w + 10, self.currentCell.row * h + 10), \
(self.currentCell.col + 1) * w - 10, (self.currentCell.row + 1) * h - 10, \
fill = '#00ff00', tag = 'currend')
self.cs.update()
def centeredDisplay(self):
w = self.ui.winfo_screenwidth()
h = self.ui.winfo_screenheight()
self.ui.geometry('{}x{}+{}+{}'.format(\
self.winWidth, self.winHeight, \
int((w - self.winWidth)/2), \
int((h - self.winHeight)/2)))
self.ui.resizable(False, False)
self.ui.title('Maze')
def initData(self):
self.cells = [[Cell(row, col) for col in range(self.colCount)] \
for row in range(self.rowCount)]
self.cellStack = []
self.currentCell = self.cells[self.beginOf[0]][self.beginOf[1]]
def delWall(self, cell, cell2):
if 1 == cell.row - cell2.row:
cell.top, cell2.bottom = False, False
elif -1 == cell.row - cell2.row:
cell.bottom, cell2.top = False, False
if 1 == cell.col - cell2.col:
cell.left, cell2.right = False, False
elif -1 == cell.col - cell2.col:
cell.right, cell2.left = False, False
def topCell(self, cell):
if 0 == cell.row:
return None
ret = self.cells[cell.row - 1][cell.col]
if ret.isVisited():
return None
return ret
def rightCell(self, cell):
if self.colCount - 1 == cell.col:
return None
ret = self.cells[cell.row][cell.col + 1]
if ret.isVisited():
return None
return ret
def bottomCell(self, cell):
if self.rowCount - 1 == cell.row:
return None
ret = self.cells[cell.row + 1][cell.col]
if ret.isVisited():
return None
return ret
def leftCell(self, cell):
if 0 == cell.col:
return None
ret = self.cells[cell.row][cell.col - 1]
if ret.isVisited():
return None
return ret
def checkNeighbor(self):
curCell = self.currentCell
curCell.setVisited()
neighbor = [self.topCell(curCell), self.rightCell(curCell), \
self.bottomCell(curCell), self.leftCell(curCell)]
while None in neighbor:
neighbor.remove(None)
n = len(neighbor)
if 0 == n:
try:
self.currentCell = self.cellStack.pop()
if None == curCell:
return
self.checkNeighbor()
return
except:
return
self.cellStack.append(self.currentCell)
self.currentCell = neighbor[random.randint(0, n - 1)]
self.delWall(curCell, self.currentCell)
self.checkNeighbor()
def run(self):
self.checkNeighbor()
self.updateUi()
print('finish')
sys.setrecursionlimit(100000)
maze = Maze()
tk.mainloop()