slides.rb

class Presentation

  attr_accessor :description, :date, :location, :slides

  def initialize(description = nil, date = nil, location = nil, slides = nil)
    @description = description
    @date = date
    @location = location
    @slides = slides
  end

end

class SlideShow

  attr_accessor :title, :subtitle, :slides

  def initialize(title, subtitle = nil)
    @title = title
    @subtitle = subtitle
    @slides = []
  end

  def add_slide(slide)
    @slides << slide
  end

end

class Slide

  attr_accessor :heading, :type, :items, :image

  def initialize(heading, items = nil, type = 'default', image =  nil)
    @heading = heading
    @type = type
    @items = items
    @image = image
  end

  def to_html
    puts '<li class="slide">'
    puts '  <h1>' + @heading + '</h1>'
    puts '  <ul>'
    bullets.each {|b| puts '    <li>' + b + '</li>'}
    puts '  </ul>'
    puts '</li>'
  end

end

class Item

  attr_accessor :body, :type, :children

  def initialize(body, type= = 'unordered', children = nil)
    @body = body
    @type = type
    @children = []
  end

end