Class: SimpleWiimote

Inherits:
Object
  • Object
show all
Defined in:
lib/simple_wiimote.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ SimpleWiimote 



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# File 'lib/simple_wiimote.rb', line 15

def initialize()

  puts 'Put Wiimote in discoverable mode now (press 1+2)...'
  
  @wiimote = WiiMote.new
  @wiimote.rpt_mode = WiiMote::RPT_BTN | WiiMote::RPT_ACC
  @wiimote.active = false
          
  btn_states = %w(press down up)
  buttons = %w(2 1 b a minus void1 void2 home left right down up plus)
  
  @events = buttons.inject({}) do |r,x|
    
    h = btn_states.inject({}) do |r,state|
      
      label = ("on_button" + state).to_sym

      event = lambda do |wm| 
        method_name = ("on_btn_%s_%s" % [x, state]).to_sym
        method(method_name).call(wm) if self.respond_to? method_name
      end

      r.merge label => event
    end
    r.merge x => h
  end

  @events['void1'] = @events['void2'] = nil    

  @terminator = ['1','2']
end

Instance Attribute Details

#led ⇒ Object

Returns the value of attribute led.



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# File 'lib/simple_wiimote.rb', line 13

def led
  @led
end

#rumble ⇒ Object

Returns the value of attribute rumble.



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# File 'lib/simple_wiimote.rb', line 13

def rumble
  @rumble
end

#terminator ⇒ Object

Returns the value of attribute terminator.



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# File 'lib/simple_wiimote.rb', line 13

def terminator
  @terminator
end

Instance Method Details

#activate ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 47

def activate()
  
  previously_pressed, pressed = [], []
  
  button = {
      press: proc   {|x, wiimote| x[:on_buttonpress].call wiimote},
       down: lambda {|x, wiimote| x[:on_buttondown].call  wiimote},
         up: proc   {|x, wiimote| x[:on_buttonup].call    wiimote}
  }
  
  begin
    
    @wiimote.get_state
    @wiimote.active = true
    yield(@wiimote) if block_given?  

    if @wiimote.buttons > 0 then

      val = @wiimote.buttons
      
      @events.keys.reverse.each_with_index do |x,i|

        n = @events.length - 1 - i
        next if x == 32 or x == 64
        
        xval = 2**n
        (val -= xval; pressed << x) if xval <= val

      end
      
      @wiimote.active = (not (@terminator & pressed) == @terminator)
          
      new_keypresses     = pressed            -  previously_pressed
      expired_keypresses = previously_pressed -  pressed

      previously_pressed = pressed      

      new_keypresses.each do |x| 
        button[:press].call(@events[x], @wiimote)
      end
      
      pressed.each do |x|
        button[:down].call(@events[x], @wiimote)
      end        
      
      expired_keypresses.each do |x| 
        button[:up].call(@events[x], @wiimote)
      end

      pressed = []
    else
      
      if previously_pressed.length > 0 then
        
        expired_keypresses = previously_pressed

        expired_keypresses.each do |x|
          button[:up].call(@events[x], @wiimote)
        end
        
        previously_pressed, expired_keypressed, pressed = [], [], []    
      end
    end

  end until ( not @wiimote.active )
end

#close ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 116

def close()        @wiimote.close  end

#on_btn_1_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 119

def on_btn_1_press(wm)      puts 'button 1 pressed'     end

#on_btn_2_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 118

def on_btn_2_press(wm)      puts 'button 2 pressed'     end

#on_btn_a_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 121

def on_btn_a_press(wm)      puts 'button a pressed'     end

#on_btn_b_down(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 134

def on_btn_b_down(wm)
  puts 'button b down: ' + wm.acc.inspect       
end

#on_btn_b_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 120

def on_btn_b_press(wm)      puts 'button b pressed'     end

#on_btn_b_up(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 132

def on_btn_b_up(wm)         puts 'button b up'          end

#on_btn_down_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 128

def on_btn_down_press(wm)   puts 'button down pressed'  end

#on_btn_home_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 125

def on_btn_home_press(wm)   puts 'button home pressed'  end

#on_btn_left_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 126

def on_btn_left_press(wm)   puts 'button left pressed'  end

#on_btn_minus_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 122

def on_btn_minus_press(wm)  puts 'button minus pressed' end

#on_btn_plus_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 130

def on_btn_plus_press(wm)   puts 'button plus pressed'  end

#on_btn_right_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 127

def on_btn_right_press(wm)  puts 'button right pressed' end

#on_btn_up_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 129

def on_btn_up_press(wm)     puts 'button up pressed'    end

#on_btn_void1_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 123

def on_btn_void1_press(wm)  puts 'button void1 pressed' end

#on_btn_void2_press(wm) ⇒ Object 



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# File 'lib/simple_wiimote.rb', line 124

def on_btn_void2_press(wm)  puts 'button void2 pressed' end