Projector.rb

# Copyright (C) 2014 Wesleyan University
#
# This file is part of cmdr-devices.
#
# cmdr-devices is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# cmdr-devices 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with cmdr-devices. If not, see <http://www.gnu.org/licenses/>.

#---
#{
# "name": "Projector",
# "depends_on": "RS232Device",
# "description": "Generic projector class.",
# "author": "Micah Wylde",
# "email": "mwylde@wesleyan.edu",
# "abstract": true,
# "type": "Projector"
#}
#---

class Projector < Cmdr::RS232Device

  @interface = "Projector"

  state_var :power,       :type => :boolean, :display_order => 1#, :on_change => proc{|on|
  # if on
  #   turned_on = Time.now
  # else
  #   turned_off = Time.now
  # end
  #}
  state_var :video_mute,  :type => :boolean, :display_order => 4
  state_var :input,       :type => :option, :options => ['RGB1','RGB2','VIDEO','SVIDEOb'], :display_order => 2
  state_var :brightness,  :type => :percentage, :display_order => 3
  state_var :cooling,     :type => :boolean, :editable => false
  state_var :warming,     :type => :boolean, :editable => false
  state_var :model,       :type => :string, :editable => false
  state_var :lamp_hours,  :type => :number, :editable => false
  state_var :filter_hours,:type => :number, :editable => false
  state_var :percent_lamp_used, :type => :percentage, :editable => false
  state_var :operational, :type => :boolean
  #state_var :turned_on,  :type => :time', :editable => false
  #state_var :turned_off, :type => :time', :editable => false
  
  virtual_var :lamp_remaining, :type => :string, :depends_on => [:lamp_hours, :percent_lamp_used], :transformation => proc {
    "#{((lamp_hours/percent_lamp_used - lamp_hours)/(60*60.0)).round(1)} hours"
  }, :display_order => 6
  
  virtual_var :state, :type => :string, :depends_on => [:power, :warming, :cooling, :video_mute], :transformation => proc {
    warming ? "warming" :
      cooling ? "cooling" :
        !power ? "off" :
          video_mute ? "muted" : "on"     
  }
  
  #time_since_var :on_time, :since => :turned_on, :before => :turned_off
  #virtual_var :on_time, :type => 'decimal', :depends_on => [:turned_on], :transformation => proc {
  # (Time.now-turned_on)/(60*60) #Time.- returns seconds; converted to hours
  #}

end