forked from UNN/2026-rff_mp
123 lines
3.3 KiB
Python
123 lines
3.3 KiB
Python
from abc import ABC, abstractclassmethod
|
|
from collections import deque
|
|
import heapq
|
|
import time
|
|
import os
|
|
import time
|
|
import csv
|
|
import random
|
|
class Cell:
|
|
def __init__(self, x, y):
|
|
self.x = x
|
|
self.y = y
|
|
self.isWall = False
|
|
self.isStart = False
|
|
self.isExit = False
|
|
|
|
|
|
def __eq__(self, other):
|
|
if other is None:
|
|
return False
|
|
return self.x == other.x and self.y == other.y
|
|
def __lt__(self, other):
|
|
|
|
if other is None:
|
|
return False
|
|
return (self.x, self.y) < (other.x, other.y)
|
|
def __hash__(self):
|
|
|
|
return hash((self.x, self.y))
|
|
|
|
def __repr__(self):
|
|
return f"Cell({self.x}, {self.y})"
|
|
def isPassable(self):
|
|
return not self.isWall
|
|
|
|
class Maze:
|
|
def __init__(self, width, height):
|
|
self.width = width
|
|
self.height = height
|
|
self.grid = [[Cell(x, y) for y in range(height)] for x in range(width)]
|
|
self.start = None
|
|
self.exit = None
|
|
|
|
def getCell(self, x, y):
|
|
if 0 <= x < self.width and 0 <= y < self.height:
|
|
return self.grid[x][y]
|
|
return None
|
|
|
|
def getNeighbors(self, cell):
|
|
neighbors = []
|
|
directions = [(0, 1), (0, -1), (1, 0), (-1, 0)]
|
|
for dx, dy in directions:
|
|
neighbor = self.getCell(cell.x + dx, cell.y + dy)
|
|
if neighbor and neighbor.isPassable():
|
|
neighbors.append(neighbor)
|
|
return neighbors
|
|
|
|
def setStart(self, x, y):
|
|
cell = self.getCell(x, y)
|
|
if cell:
|
|
cell.isStart = True
|
|
self.start = cell
|
|
|
|
def setExit(self, x, y):
|
|
cell = self.getCell(x, y)
|
|
if cell:
|
|
cell.isExit = True
|
|
self.exit = cell
|
|
|
|
class MazeBuilder(ABC):
|
|
|
|
def buildFromFile(self, filename):
|
|
pass
|
|
|
|
class TextileMazeBuilder(MazeBuilder):
|
|
def buildFromFile(self, filename):
|
|
with open(filename, 'r', encoding='utf-8') as f:
|
|
lines = f.readlines()
|
|
|
|
|
|
lines = [line.rstrip('\n\r') for line in lines]
|
|
|
|
height = len(lines)
|
|
width = len(lines[0]) if height > 0 else 0
|
|
|
|
|
|
for line in lines:
|
|
if len(line) != width:
|
|
raise ValueError("все строки одинаковой длины")
|
|
|
|
|
|
maze = Maze(width, height)
|
|
|
|
|
|
for y in range(height):
|
|
for x in range(width):
|
|
char = lines[y][x]
|
|
cell = maze.getCell(x, y)
|
|
|
|
if char == '#':
|
|
cell.isWall = True
|
|
elif char == ' ':
|
|
cell.isWall = False
|
|
elif char == 's':
|
|
cell.isWall = False
|
|
cell.isStart = True
|
|
maze.start = cell
|
|
elif char == 'e':
|
|
cell.isWall = False
|
|
cell.isExit = True
|
|
maze.exit = cell
|
|
else:
|
|
raise ValueError(f"неизв сим")
|
|
|
|
|
|
if maze.start is None:
|
|
raise ValueError("в лабиринте не найден старт")
|
|
if maze.exit is None:
|
|
raise ValueError("в лабиринте не найден выход")
|
|
|
|
return maze
|
|
|