clueless

#!/usr/bin/ruby#init cursesrequire "ncurses"Ncurses::initscr#CONFIGNcurses::nlNcurses::noechoNcurses::curs_set(0)Ncurses::nodelay(Ncurses::stdscr, true)Ncurses::rawNcurses::keypad(Ncurses::stdscr,1)Ncurses::start_colorNcurses::init_pair(1,Ncurses::COLOR_GREEN, Ncurses::COLOR_RED)Ncurses::init_pair(2,Ncurses::COLOR_CYAN, Ncurses::COLOR_BLACK)my_window = Ncurses::WINDOW.new(24,75,0,0)#the pong classclass Pong	attr_accessor :x, :y, :keyUP, :keyDOWN, :length	def move(direction)		if (direction == 1)			@y = @y-1				elsif (direction == 2)			@y = @y+1		end	endendclass Ball	attr_accessor :x, :y, :xspeed, :yspeed, :oldy, :oldx	def move		@oldx = @x		@oldy = @y		@x = @x + @xspeed		@y = @y + @yspeed	endend#create a pongfirstpong = Pong.newfirstpong.x = 4firstpong.y = 4firstpong.keyUP = "KEY_UP"firstpong.keyDOWN = "KEY_DOWN"firstpong.length = 3#and another onesecondpong = Pong.newsecondpong.x = 70secondpong.y = 15secondpong.keyUP = "KEY_LEFT"secondpong.keyDOWN= "KEY_RIGHT"secondpong.length = 3#okay now we have the pongs. #lets put a ball on the field!ball = Ball.newball.x = 15ball.y = 10ball.xspeed=1ball.yspeed=1#main loopbegin		case(Ncurses.getch)			when "q"[0]			break		when Ncurses::KEY_UP			secondpong.move(1)			when Ncurses::KEY_DOWN			secondpong.move(2)		when "a"[0]			firstpong.move(1)		when "z"[0]			firstpong.move(2)	end	#do some magic ball things, like move it	ball.move	#check if ball hits wall	if(ball.x >= 72)		ball.xspeed = -1	elsif(ball.x <=2)		ball.xspeed=1	elsif(ball.y <= 2)		ball.yspeed = 1	elsif(ball.y >= 22)		ball.yspeed = -1	end		#draw things	my_window.border(*([0]*8))	my_window.color_set(2,nil)	#draw a black square on the old ball location	my_window.mvaddstr(ball.oldy , ball.oldx , " ")		my_window.mvaddstr(ball.y,ball.x, "*")			#do the PONGS!	c=0	my_window.mvaddstr(firstpong.y - 1, firstpong.x, " ");		my_window.color_set(1,nil)	begin		my_window.mvaddstr(firstpong.y + c,firstpong.x, " ")		c = c+1		end while c<firstpong.length	my_window.color_set(2,nil)	my_window.mvaddstr(firstpong.y + c , firstpong.x, " ")	#second pong	my_window.color_set(2,nil)	my_window.mvaddstr(secondpong.y - 1, secondpong.x , " ")	c=0	my_window.color_set(1,nil)	begin		my_window.mvaddstr(secondpong.y + c,secondpong.x, " ")		c=c+1	end while c<secondpong.length	my_window.color_set(2,nil)	my_window.mvaddstr(secondpong.y + c, secondpong.x, " ")	#update screen	my_window.noutrefresh()	Ncurses::doupdate	sleep(0.05)		end while trueNcurses::echoNcurses::nocbreakNcurses::curs_set(1)Ncurses::endwin