Class: CheekyPi::LightInterface

Inherits:

Object

• Object
• CheekyPi::LightInterface

Defined in:

lib/cheeky-pi/light_interface.rb

Instance Method Summary

• #fetch ⇒ Object
• #initialize(path) ⇒ LightInterface constructor

  A new instance of LightInterface.

• #set(color) ⇒ Object

Constructor Details

#initialize(path) ⇒ LightInterface

Returns a new instance of LightInterface.

# File 'lib/cheeky-pi/light_interface.rb', line 5

def initialize(path)
  @r = "#{path}/red"
  @g = "#{path}/green"
  @b = "#{path}/blue"
end

Instance Method Details

#fetch ⇒ Object

# File 'lib/cheeky-pi/light_interface.rb', line 11

def fetch
  r = IO.read(@r).to_f
  g = IO.read(@g).to_f
  b = IO.read(@b).to_f

  Color.create [r, g, b]
end

#set(color) ⇒ Object

# File 'lib/cheeky-pi/light_interface.rb', line 20

def set(color)
  IO.write(@r, color.r.round)
  IO.write(@g, color.g.round)
  IO.write(@b, color.b.round)
end