Class: Presentation::SlideDeck

Inherits:
Object
  • Object
show all
Defined in:
lib/presentation/slide_deck.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ SlideDeck

Returns a new instance of SlideDeck.



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# File 'lib/presentation/slide_deck.rb', line 6

def initialize
  @current_slide = 0
  @slides = []
end

Instance Method Details

#current_slide ⇒ Object 



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# File 'lib/presentation/slide_deck.rb', line 11

def current_slide
  @slides[@current_slide]
end

#load_slides_from_file(filename) ⇒ Object 



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# File 'lib/presentation/slide_deck.rb', line 23

def load_slides_from_file(filename)
  source = File.read(filename)
  dsl = SlidesDSL.new
  dsl.instance_eval(source, filename, 0)
  @slides = dsl.slides
end

#next_slide ⇒ Object 



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# File 'lib/presentation/slide_deck.rb', line 19

def next_slide
  @current_slide += 1 unless @current_slide == @slides.count - 1
end

#previous_slide ⇒ Object 



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# File 'lib/presentation/slide_deck.rb', line 15

def previous_slide
  @current_slide -=1 unless @current_slide == 0
end