Class: AgriController::Wet_sensor

Inherits:
Object
  • Object
show all
Defined in:
lib/agri-controller/wet_sensor.rb

Overview

*Wet sensor.rb *X seconds waits and stops when Sensor sensed.

inbit=Wet_sensor.new(5)

inbit.keeper(bit_bool,sensor_bool)# =>Nil or True or False

<Turns False after 5 seconds when sensor_bool true.>

Instance Method Summary collapse

Constructor Details

#initialize(wait = 0) ⇒ Wet_sensor

Returns a new instance of Wet_sensor.



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# File 'lib/agri-controller/wet_sensor.rb', line 15

def initialize(wait=0)
  @keep=false
  @wait=wait
  @time=Time.now
  @bool=false
end

Instance Method Details

#keeper(bit, signal) ⇒ Object

bitがnil(bitがオンの前)はnil bitがtrue(signalが1回でもtrueなら、以降の結果をwait秒待ってから、false bitがfalse(false)



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# File 'lib/agri-controller/wet_sensor.rb', line 25

def keeper(bit,signal)
 if bit==nil
   @keep=false
   @bool=false
   return nil
 elsif bit==false
   @keep =false
   @bool=false
   return false
 
 elsif bit==true
 
   if signal==true
     p "sensed" if $DEBUG
     if @keep==false
        #set wait_time
        if Time.now >=@time
          p "wait="+@wait.to_s if $DEBUG
          @time=Time.now+@wait
        end
        @keep=true
     end
   end
   if (Time.now >=@time) and (@keep==true)
      @bool=true
   end
   return (!@bool and bit)
 end
end