Contents

class Direction
  attr_accessor :name, :adjective, :adverb, :reverse

  def initialize args = {}
    args.each { |key, value|
      send "#{key}=", value
    }
    if !reverse.nil?
      reverse.reverse = self
    end
  end

  def adjective
    @adjective || @name
  end

  def adverb
    @adverb || @name
  end

  def reverse=(dir)
    @reverse = dir
  end

  def synonyms
    "#{adjective} #{adverb}"
  end

  def to_s
    @name
  end

  class << self
    def compass
      if @compass.nil?
        @compass = {}
        @compass[:north] = Direction.new(:name => 'north', :adjective => 'northern')
        @compass[:south] = Direction.new(:name => 'south', :adjective => 'southern', :reverse => @compass[:north])
        @compass[:west] = Direction.new(:name => 'west', :adjective => 'western')
        @compass[:east] = Direction.new(:name => 'east', :adjective => 'eastern', :reverse => @compass[:west])
        @compass[:northwest] = Direction.new(:name => 'northwest', :adjective => 'northwestern')
        @compass[:southeast] = Direction.new(:name => 'southeast', :adjective => 'southeastern', :reverse => @compass[:northwest])
        @compass[:northeast] = Direction.new(:name => 'northeast', :adjective => 'northeastern')
        @compass[:southwest] = Direction.new(:name => 'southwest', :adjective => 'southwestern', :reverse => @compass[:northeast])
        @compass[:up] = Direction.new(:name => 'up', :adjective => 'upwards')
        @compass[:down] = Direction.new(:name => 'down', :adjective => 'downwards', :reverse => @compass[:up])
      end
      @compass
    end

    def find(dir)
      compass[dir.to_s.downcase.to_sym]
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
gamefic-standard-2.0.0	lib/gamefic-standard/direction.rb