require 'rdvd-slideshow/slideshow_task'
require 'rprogram/program'

module RDvdSlideshow

  class Slideshow < RProgram::Program
    name_program "dvd-slideshow"
    
    def initialize(path)
      super(path)
    end
    
    #
    # Launches the building of the slideshow.
    # Options and/or block can be passed to configure the slideshow.
    # Example:
    # Slideshow.build(:output_dir=>"output",:input_file=>"input.txt")
    #
    # or with a block:
    # Slideshow.build do |show|
    #   show.output_dir = "output"
    #   show.write_input do |input|
    #    input.image "toto.jpg", "0.5"
    #   end
    # end
    #
    def self.build(options={},&block)
      self.find.build(options,&block)
    end

    #
    # Instance method for building slideshow
    #
    def build(options={},&block)
      run_task(SlideshowTask.new(options,&block))
    end
  end

end