ruby/ext/curses/rain.rb

77 строки
1.5 KiB
Ruby

#!/usr/local/bin/ruby
# rain for a curses test
require "curses"
include Curses
def onsig(sig)
close_screen
exit sig
end
def ranf
rand(32767).to_f / 32767
end
# main #
for i in %w[HUP INT QUIT TERM]
if trap(i, "SIG_IGN") != 0 then # 0 for SIG_IGN
trap(i) {|sig| onsig(sig) }
end
end
init_screen
nl
noecho
srand
xpos = {}
ypos = {}
r = lines - 4
c = cols - 4
for i in 0 .. 4
xpos[i] = (c * ranf).to_i + 2
ypos[i] = (r * ranf).to_i + 2
end
i = 0
while TRUE
x = (c * ranf).to_i + 2
y = (r * ranf).to_i + 2
setpos(y, x); addstr(".")
setpos(ypos[i], xpos[i]); addstr("o")
i = if i == 0 then 4 else i - 1 end
setpos(ypos[i], xpos[i]); addstr("O")
i = if i == 0 then 4 else i - 1 end
setpos(ypos[i] - 1, xpos[i]); addstr("-")
setpos(ypos[i], xpos[i] - 1); addstr("|.|")
setpos(ypos[i] + 1, xpos[i]); addstr("-")
i = if i == 0 then 4 else i - 1 end
setpos(ypos[i] - 2, xpos[i]); addstr("-")
setpos(ypos[i] - 1, xpos[i] - 1); addstr("/ \\")
setpos(ypos[i], xpos[i] - 2); addstr("| O |")
setpos(ypos[i] + 1, xpos[i] - 1); addstr("\\ /")
setpos(ypos[i] + 2, xpos[i]); addstr("-")
i = if i == 0 then 4 else i - 1 end
setpos(ypos[i] - 2, xpos[i]); addstr(" ")
setpos(ypos[i] - 1, xpos[i] - 1); addstr(" ")
setpos(ypos[i], xpos[i] - 2); addstr(" ")
setpos(ypos[i] + 1, xpos[i] - 1); addstr(" ")
setpos(ypos[i] + 2, xpos[i]); addstr(" ")
xpos[i] = x
ypos[i] = y
refresh
sleep(0.5)
end
# end of main