-
Notifications
You must be signed in to change notification settings - Fork 0
/
snake.py
200 lines (160 loc) · 5.93 KB
/
snake.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
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
import sys, random, pygame, tkinter as tk
from tkinter import messagebox
SIZE = 500
ROWS = 20
snake = None
snack = None
class cube(object):
rows = 20
w = 500
def __init__(self, start, dirnx=1, dirny=1, color=(255,0,0)):
self.pos = start
self.dirnx = 1
self.dirny = 0
self.color = color
def move(self, dirnx, dirny):
self.dirnx = dirnx
self.dirny = dirny
self.pos = (self.pos[0] + self.dirnx, self.pos[1] + self.dirny)
def draw(self, surface, eyes=False):
dis = self.w // self.rows
i = self.pos[0]
j = self.pos[1]
pygame.draw.rect(surface, self.color, (i * dis + 1, j * dis + 1, dis - 2, dis - 2))
if eyes:
centre = dis//2
radius = 3
circleMiddle = (i * dis + centre - radius, j * dis + 8)
circleMiddle2 = (i * dis + dis - radius * 2, j * dis + 8)
pygame.draw.circle(surface, (0,0,0), circleMiddle, radius)
pygame.draw.circle(surface, (0,0,0), circleMiddle2, radius)
class snake(object):
body = []
turns = {}
def __init__(self, color, pos):
self.color = color
self.head = cube(pos)
self.body.append(self.head)
self.dirnx = 0
self.dirny = 1
def move(self):
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
sys.exit(0)
keys = pygame.key.get_pressed()
for key in keys:
if keys[pygame.K_LEFT]:
self.dirnx = -1
self.dirny = 0
self.turns[self.head.pos[:]] = [self.dirnx, self.dirny]
elif keys[pygame.K_RIGHT]:
self.dirnx = 1
self.dirny = 0
self.turns[self.head.pos[:]] = [self.dirnx, self.dirny]
elif keys[pygame.K_UP]:
self.dirnx = 0
self.dirny = -1
self.turns[self.head.pos[:]] = [self.dirnx, self.dirny]
elif keys[pygame.K_DOWN]:
self.dirnx = 0
self.dirny = 1
self.turns[self.head.pos[:]] = [self.dirnx, self.dirny]
for i, c in enumerate(self.body):
p = c.pos[:]
if p in self.turns:
turn = self.turns[p]
c.move(turn[0], turn[1])
if i == len(self.body)-1:
self.turns.pop(p)
else:
if c.dirnx == -1 and c.pos[0] <= 0: c.pos = (c.rows-1, c.pos[1])
elif c.dirnx == 1 and c.pos[0] >= c.rows-1: c.pos = (0, c.pos[1])
elif c.dirny == 1 and c.pos[1] >= c.rows-1: c.pos = (c.pos[0], 0)
elif c.dirny == -1 and c.pos[1] <= 0: c.pos = (c.pos[0], c.rows-1)
else: c.move(c.dirnx, c.dirny)
def reset(self, pos):
self.head = cube(pos)
self.body = []
self.body.append(self.head)
self.dirnx = 0
self.dirny = 0
def addCube(self):
tail = self.body[-1]
dx, dy = tail.dirnx, tail.dirny
if dx == 1 and dy == 0:
self.body.append(cube((tail.pos[0]-1, tail.pos[1])))
elif dx == -1 and dy == 0:
self.body.append(cube((tail.pos[0]+1, tail.pos[1])))
elif dx == 0 and dy == 1:
self.body.append(cube((tail.pos[0], tail.pos[1]-1)))
elif dx == 0 and dy == -1:
self.body.append(cube((tail.pos[0], tail.pos[1]+1)))
self.body[-1].dirnx = dx
self.body[-1].dirny = dy
def draw(self, surface):
for i, c in enumerate(self.body):
if i == 0:
c.draw(surface, True)
else:
c.draw(surface)
def drawGrid(width, rows, surface):
squareSize = width // rows
x, y = 0, 0
for l in range(rows):
x = x + squareSize
y = y + squareSize
pygame.draw.line(surface, (255,255,255), (x, 0), (x, width))
pygame.draw.line(surface, (255,255,255), (0, y), (width, y))
def redrawWindow(surface):
global ROWS, SIZE, snake, snack
surface.fill((0,0,0))
snake.draw(surface)
snack.draw(surface)
drawGrid(SIZE, ROWS, surface)
pygame.display.update()
def randomSnack(item):
global ROWS
positions = item.body
while True:
x = random.randrange(ROWS)
y = random.randrange(ROWS)
if len(list(filter(lambda z:z.pos == (x,y), positions))) > 0:
continue
else:
break
return (x,y)
def message_box(subject, content):
root = tk.Tk()
root.attributes("-topmost", True)
root.withdraw()
messagebox.showinfo(subject, content)
try:
root.destroy()
except:
pass
def main():
global SIZE, ROWS, snake, snack
win = pygame.display.set_mode((SIZE, SIZE))
pygame.display.set_caption('Snake by kirsirinnesalo')
snake = snake((255,0,0), (10,10))
snack = cube(randomSnack(snake), color=(0,255,0))
flag = True
clock = pygame.time.Clock()
while flag:
pygame.time.delay(50) #the lower delay is the faster it goes
clock.tick(10) #fps, the lower tick is the slower its gona be
snake.move()
if snake.body[0].pos == snack.pos:
snake.addCube()
snack = cube(randomSnack(snake), color=(0,255,0))
for x in range(len(snake.body)):
if snake.body[x].pos in list(map(lambda z:z.pos, snake.body[x+1:])):
message_box('Hävisit!', 'Sait {} pistettä.\n\nPelaa uudelleen...'.format(len(snake.body)))
snake.reset((10,10))
break
redrawWindow(win)
pass
if __name__ == '__main__':
pygame.init()
main()