-
Notifications
You must be signed in to change notification settings - Fork 1
/
node.py
89 lines (68 loc) · 2.18 KB
/
node.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
import pygame
HEIGHT, WIDTH = 900, 900
RED = (255, 0, 0)
GREEN = (0, 255, 0)
BLUE = (0, 0, 255)
YELLOW = (255, 255, 0)
WHITE = (255, 255, 255)
BLACK = (0, 0, 0)
PURPLE = (128, 0, 128)
ORANGE = (255, 165, 0)
GREY = (128, 128, 128)
CYAN = (0, 255, 255)
class Node:
def __init__(self, row, column, width, total_rows):
self.row = row
self.column = column
self.x = row * width
self.y = column * width
self.color = WHITE
self.width = width
self.neighbors = []
self.total_rows = total_rows
def getPosition(self):
return self.row, self.column
def isCLosed(self):
return self.color == RED
def isVisiting(self):
return self.color == GREEN
def isObstacle(self):
return self.color == BLACK
def isStartNode(self):
return self.color == ORANGE
def isEndNode(self):
return self.color == CYAN
def resetNode(self):
self.color = WHITE
def makeStartNode(self):
self.color = ORANGE
def makeEndNode(self):
self.color = CYAN
def makeVisited(self):
self.color = RED
def makeVisiting(self):
self.color = GREEN
def makeObstacle(self):
self.color = BLACK
def makePath(self):
self.color = PURPLE
def draw(self, window):
pygame.draw.rect(window, self.color, (self.x, self.y, self.width, self.width))
def updateNeighbors(self, grid):
self.neighbors = []
if (
self.row < self.total_rows - 1
and not grid[self.row + 1][self.column].isObstacle()
):
self.neighbors.append(grid[self.row + 1][self.column])
if self.row > 0 and not grid[self.row - 1][self.column].isObstacle():
self.neighbors.append(grid[self.row - 1][self.column])
if (
self.column < self.total_rows - 1
and not grid[self.row][self.column + 1].isObstacle()
):
self.neighbors.append(grid[self.row][self.column + 1])
if self.column > 0 and not grid[self.row][self.column - 1].isObstacle():
self.neighbors.append(grid[self.row][self.column - 1])
def __lt__(self, other):
return False