LT Timer Curses

timer_sc.rb

require "curses"

def finishRestart(win, limit)
  str = win.getch
  if (str == 'r')
    win.clear
    win.refresh
    timer_start(limit)
  elsif (str == 'q')
    win.close
  else
    win.clear
    win.refresh
    win.box("|", "-")
    win.setpos(2, 3)
    win.addstr("again.")
    win.setpos(5, 3)
    win.addstr("r > restart")
    win.setpos(6, 3)
    win.addstr("q > quit")
  
    finishRestart(win, limit)
  end
end

def timer_start(limit)
  height = 5
  width  = 15
  top    = (Curses.lines - height) / 2
  left   = (Curses.cols - width) / 2
  win = Curses::Window.new(height, width, top, left)

  start = Time.now
  loop do
    remain = Time.now - start
    sleep 0.2
    break if limit < remain
    win.clear
    win.box("|", "-")
    win.setpos(2, 7)
    win.addstr(remain.ceil.to_s)
    win.refresh
  end

  win.clear
  height = 11
  width  = 16
  top    = (Curses.lines - height) / 2
  left   = (Curses.cols - width) / 2
  win2 = Curses::Window.new(height, width, top, left)

  win2.box("*", "*")
  win2.setpos(4, 3)
  win2.attrset(Curses.color_pair(1))
  win2.addstr("Finish!!!")
  win2.setpos(5, 3)
  win2.addstr("Finish!!!")
  win2.setpos(6, 3)
  win2.addstr("Finish!!!")
  win2.refresh
  finishRestart(win2, limit);
end

Curses.init_screen
begin
  Curses.start_color
  Curses.init_pair 1, Curses::COLOR_RED, Curses::COLOR_WHITE
  Curses.crmode
  Curses.setpos((Curses.lines - 1) / 2, (Curses.cols - 11) / 2)
  Curses.addstr("Hit any key")
  Curses.refresh
  Curses.getch
#  timer_start(2 * 60)
  timer_start(10)
ensure
  Curses.close_screen
end