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# rain for a curses test
require "curses"
def onsig(sig)
Curses.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
Curses.init_screen
Curses.nl
Curses.noecho
srand
xpos = {}
ypos = {}
r = Curses.lines - 4
c = Curses.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
Curses.setpos(y, x); Curses.addstr(".")
Curses.setpos(ypos[i], xpos[i]); Curses.addstr("o")
i = if i == 0 then 4 else i - 1 end
Curses.setpos(ypos[i], xpos[i]); Curses.addstr("O")
i = if i == 0 then 4 else i - 1 end
Curses.setpos(ypos[i] - 1, xpos[i]); Curses.addstr("-")
Curses.setpos(ypos[i], xpos[i] - 1); Curses.addstr("|.|")
Curses.setpos(ypos[i] + 1, xpos[i]); Curses.addstr("-")
i = if i == 0 then 4 else i - 1 end
Curses.setpos(ypos[i] - 2, xpos[i]); Curses.addstr("-")
Curses.setpos(ypos[i] - 1, xpos[i] - 1); Curses.addstr("/ \\")
Curses.setpos(ypos[i], xpos[i] - 2); Curses.addstr("| O |")
Curses.setpos(ypos[i] + 1, xpos[i] - 1); Curses.addstr("\\ /")
Curses.setpos(ypos[i] + 2, xpos[i]); Curses.addstr("-")
i = if i == 0 then 4 else i - 1 end
Curses.setpos(ypos[i] - 2, xpos[i]); Curses.addstr(" ")
Curses.setpos(ypos[i] - 1, xpos[i] - 1); Curses.addstr(" ")
Curses.setpos(ypos[i], xpos[i] - 2); Curses.addstr(" ")
Curses.setpos(ypos[i] + 1, xpos[i] - 1); Curses.addstr(" ")
Curses.setpos(ypos[i] + 2, xpos[i]); Curses.addstr(" ")
xpos[i] = x
ypos[i] = y
Curses.refresh
sleep(0.5)
end
# end of main
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