Ruby Quellcode

class Letter_by_Letter < Sprite
 
  attr_accessor :text
  attr_accessor :interval
 
  def initialize(str, x, y, ox, text_size, interval, time, c=1)
    @frame_count = 0
    @interval = interval
    super()
    self.x      = x
    self.y      = y
    @text       = str
    @color      = Window_Base.new(0, 0, 0, 0).text_color(c)
    oy          = text_size
    self.bitmap            = Bitmap.new(ox, oy)
    self.bitmap.font.size  = text_size
    self.bitmap.font.color = @color
    t_str = " "
    while self.bitmap.text_size(t_str).width < ox
      t_str += " "
    end
    @text = t_str + @text
    @time = time_count(time)
  end
 
  def time()
    time = Time.now
    s = time.sec
    m = time.min
    h = time.hour
    return s + m * 60 + h * 60 * 60
  end
 
  def time_count(t)
    return time + t
  end
 
  def update()
    if @time < time()
      dispose()
      return false
    end
    refresh()
    if @frame_count > @interval
      @frame_count = 0
      text = @text.scan(/./)
      text.right()
      @text = text.to_string()
    end
    @frame_count += 1
  end
 
  def refresh()
    self.bitmap.clear()
    self.bitmap.draw_text(0, 0, self.bitmap.width, self.bitmap.height, @text)
  end
 
  def dispose()
    self.bitmap.dispose()
  end
end
 
 
class Array
  def to_string()
    s = ""
    self.size.times {|i| s += self[i]}
    s
  end
 
  def right(n=1)
    n.times {unshift(pop)}
    self
  end
 
  def left(n=1)
    n.times {push(shift)}
    self
  end
end