【LINUX】SHELL贪吃蛇

MapHeight=19

MapWidth=17

SnakeLength=3

SnakeX=(2 3 4)

SnakeY=(5 5 5)

MoveDirection="Right"

Food=(7 14)

Map=(1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 9

1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 9

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 9)

Show()

{

#Map

for Cell in "${Map $@$ }"

case ${Cell} in

printf " " ;;
printf "#" ;;
printf "\n" ;;

esac

done

#Snake

for ((i=0;i<${SnakeLength};i++))

tput cup ${SnakeY\[i\]}$ {SnakeX $i$ }

echo "*"

done

#Food

tput cup ${Food\[0\]}$ {Food $1$ }

echo "0"

tput cup 20 0

}

ArrayMove()

{

for i in $(seq 0$ ((SnakeLength-2)))

SnakeX $i$ =${SnakeX $i+1$ }

SnakeY $i$ =${SnakeY $i+1$ }

done

}

FoodGenerate()

{

Food $1$ = $(($ {RANDOM}%${MapHeight}))

Food $0$ = $(($ {RANDOM}%${MapWidth}))

}

Move()

{

read -n 1 -t 0.2 input

case $input in

"s") MoveDirection="Down" ;;

"w") MoveDirection="Up" ;;

"a") MoveDirection="Left" ;;

"d") MoveDirection="Right" ;;

esac

ArrayMove

if $"$MoveDirection" = "Right"$ ; then

((++SnakeX $$((SnakeLength-1))$ ))

elif $"$MoveDirection" = "Left"$ ; then

((--SnakeX $$((SnakeLength-1))$ ))

elif $"$MoveDirection" = "Up"$ ; then

((--SnakeY $$((SnakeLength-1))$ ))

elif $"$MoveDirection" = "Down"$ ; then

((++SnakeY $$((SnakeLength-1))$ ))

if $${SnakeX\[$((SnakeLength-1))$ } -eq ${Food\[1\]} -a$ {SnakeY $$((SnakeLength-1))$ } -eq ${Food $0$ } ]; then

SnakeX $${SnakeLength}$ = ${SnakeX\[$ ((SnakeLength-1))]}

SnakeY $${SnakeLength}$ = ${SnakeY\[$ ((SnakeLength-1))]}

if $"$MoveDirection" = "Down"$ ; then

SnakeY $${SnakeLength}$ = ${SnakeY\[$ ((SnakeLength-1))]}+1

elif $"$MoveDirection" = "Up"$ ; then

SnakeY $${SnakeLength}$ = ${SnakeY\[$ ((SnakeLength-1))]}-1

elif $"$MoveDirection" = "Right"$ ; then

SnakeX $${SnakeLength}$ = ${SnakeX\[$ ((SnakeLength-1))]}+1

elif $"$MoveDirection" = "Left"$ ; then

SnakeX $${SnakeLength}$ = ${SnakeX\[$ ((SnakeLength-1))]}-1

((++SnakeLength))

FoodGenerate

}

Main()

{

while true

clear

echo "w:up s:down a:left d:right"

Show

Move

sleep 0.2

done

}

Main