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#! /usr/bin/env ruby
# -*- coding: UTF-8 -*-
#
# Copyright 2012 Jérémy Zurcher <jeremy@asynk.ch>
#
# This file is part of evendoors-ruby.
#
# evendoors-ruby is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# evendoors-ruby is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with evendoors-ruby. If not, see <http://www.gnu.org/licenses/>.
#
module EvenDoors
#
class Spot
#
def initialize n, p
@name = n # unique in it's room
@parent = p # single direct parent
@viewer = nil # particle going through that position will be sent there readonly
raise EvenDoors::Exception.new "Spot name #{name} is not valid" if @name.include? EvenDoors::PATH_SEP
end
#
attr_reader :name
attr_accessor :viewer, :parent
#
def path
return @path if @path
@path = ( @parent ? @parent.path+EvenDoors::PATH_SEP : '') + name
end
#
def spin
return @spin if @spin
@spin = ( @parent.nil? ? self : @parent.spin )
end
#
end
#
end
#
# EOF
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