import?random
import?pygame
import?colors?as?col


class?Arena:
????def?__init__（self?width?height?block）:
????????self.height?=?height
????????self.width?=?width
????????self.block?=?block
????????self.food?=?（0?0）

????def?setup_background（self?screen?color）:
????????screen.fill（color）

????def?setup（self?screen?color_bg?color）:
????????self.setup_background（screen?color_bg）
????????#?building?the?horizontal?walls
????????l?=?self.block
????????for?x?in?range（0?self.width?l）:
????????????y?=?0
????????????pygame.draw.rect（screen?color?（x?y?l?l）?1）
????????????pygame.draw.rect（screen?color?（x+3?y+3?l-6?l-6））
????????????y?=?self.height?-?l
????????????pygame.draw.rect（screen?color?（x?y?l?l）?1）
????????????pygame.draw.rect（screen?color?（x+3?y+3?l-6?l-6））
????????#?building?the?vertical?walls
????????for?y?in?range（l?self.height-l?l）:
????????????x?=?0
????????????pygame.draw.rect（screen?color?（x?y?l?l）?1）
????????????pygame.draw.rect（screen?color?（x+3?y+3?l-6?l-6））
????????????x?=?self.width?-?l
????????????pygame.draw.rect（screen?color?（x?y?l?l）?1）
????????????pygame.draw.rect（screen?color?（x+3?y+3?l-6?l-6））
????????return?screen

????def?newFood（self?list）:
????????‘‘‘
????????list?=?snake?body?parts?position?list
????????‘‘‘
????????found?=?False
????????size?=?self.block
????????while?not?found:
????????????x?=?random.randint（2*size?self.width?-?2*size）
????????????x?=?x?-?（x?%?size）
????????????y?=?random.randint（2*size?self.height?-?2*size）
????????????y?=?y?-?（y?%?size）
????????????i?=?0
????????????while?i?????????????????if?x?==?list[i][0]?and?y?==?list[i][1]:
????????????????????break
????????????????i?=?i?+?1
????????????if?i?==?len（list）:
????????????????found?=?True
????????self.food?=?（x?y）
????????return?self.food

????def?drawFood（self?screen?color）:
????????pygame.draw.rect（screen?color?（self.food[0]?self.food[1]?self.block?self.block））
????????return?screen

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-04-15?17:07??AI_plays_snake-master\
?????文件??????????40??2019-04-15?17:07??AI_plays_snake-master\.gitignore
?????文件????????1990??2019-04-15?17:07??AI_plays_snake-master\Arena.py
?????文件????????6846??2019-04-15?17:07??AI_plays_snake-master\Genetic_algo.py
?????文件????????1066??2019-04-15?17:07??AI_plays_snake-master\LICENSE
?????文件????????2117??2019-04-15?17:07??AI_plays_snake-master\README.md
?????文件????????6842??2019-04-15?17:07??AI_plays_snake-master\brain.py
?????文件?????????196??2019-04-15?17:07??AI_plays_snake-master\colors.py
?????文件????????5063??2019-04-15?17:07??AI_plays_snake-master\game.py
?????文件?????????434??2019-04-15?17:07??AI_plays_snake-master\input.py
?????文件??????????22??2019-04-15?17:07??AI_plays_snake-master\requirements.txt
?????目錄???????????0??2019-04-15?17:07??AI_plays_snake-master\samples\
?????文件????25079462??2019-04-15?17:07??AI_plays_snake-master\samples\generation23.gif
?????文件?????5011192??2019-04-15?17:07??AI_plays_snake-master\samples\generation5.gif
?????目錄???????????0??2019-04-15?17:07??AI_plays_snake-master\saved\
?????文件????10698523??2019-04-15?17:07??AI_plays_snake-master\saved\top_snakes.pickle
?????文件????????7116??2019-04-15?17:07??AI_plays_snake-master\snake.py