Class: Rbtclk::CountdownTimer

Inherits:
Object
  • Object
show all
Includes:
ColorCode
Defined in:
lib/rbtclk/countdown_timer.rb

Instance Method Summary collapse

Methods included from ColorCode

#translate

Constructor Details

#initialize(font: "clb8x8", format: "%X", color: "black", time: 180) ⇒ CountdownTimer

Returns a new instance of CountdownTimer.



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# File 'lib/rbtclk/countdown_timer.rb', line 14

def initialize(font: "clb8x8", format: "%X", color: "black", time: 180)
  @artii = Artii::Base.new(font: font)
  @format = format
  @color = color
  @time = time.to_i
  @elapsed = 0
end

Instance Method Details

#show ⇒ Object 



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# File 'lib/rbtclk/countdown_timer.rb', line 22

def show
  Curses.init_screen
  Curses.start_color
  Curses.use_default_colors
  Curses.init_pair(1, translate(@color), -1)
  Curses.init_pair(2, translate("magenta"), translate("black"))
  Curses.curs_set(0)

  @start_time = Time.now + 1

  begin
    view_thread = Thread.new do
      while @elapsed < @time
        refresh
        @elapsed += 1
        sleep 1
      end

      toggle_marker = true
      loop do
        blink(toggle_marker)
        is_even = !is_even
        sleep 1
      end
    end

    input_thread = Thread.new do
      loop do
        case Curses.getch
        when "q"
          Thread.kill(view_thread)
          Thread.kill(input_thread)
        end
      end
    end

    view_thread.join
    input_thread.join
  ensure
    Curses.close_screen
  end
end