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<?xml version="1.0" encoding="UTF-8" standalone="no"?>

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<PyFile>

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  <variables>

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    <variable name="WiiNunchuckStickX" type="INT"/>

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    <variable name="WiiNunchuckStickY" type="INT"/>

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    <variable name="WiiNunchuckAccX" type="INT"/>

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    <variable name="WiiNunchuckAccY" type="INT"/>

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    <variable name="WiiNunchuckAccZ" type="INT"/>

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    <variable name="WiiNunchuckButtons" type="WORD"/>

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    <variable name="WiiButtons" type="WORD"/>

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  </variables>

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  <globals>

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<![CDATA[

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import cwiid,commands,sys,re,os,time

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wiimote = None

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WIIMOTE_ADDR_MODEL = re.compile("((?:[0-9A-F]{2})(?::[0-9A-F]{2}){5})\s*Nintendo")

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nunchuckzero = None

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def Wiimote_cback(messages, time):

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    global nunchuckzero

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    state = dict(messages)

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    bts = state.get(cwiid.MESG_BTN, None)

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    if bts is not None:

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        PLCGlobals.WiiButtons = bts

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    nunchuck = state.get(cwiid.MESG_NUNCHUK, None)

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    if nunchuck is not None:

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        PLCGlobals.WiiNunchuckButtons = nunchuck['buttons']

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        X,Y = nunchuck['stick']

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        PLCGlobals.WiiNunchuckAccX = nunchuck['acc'][cwiid.X]

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        PLCGlobals.WiiNunchuckAccY = nunchuck['acc'][cwiid.Y]

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        PLCGlobals.WiiNunchuckAccZ = nunchuck['acc'][cwiid.Z]

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        if nunchuckzero is None:

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            nunchuckzero = X,Y

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        (PLCGlobals.WiiNunchuckStickX,

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         PLCGlobals.WiiNunchuckStickY) = X-nunchuckzero[0],Y-nunchuckzero[1]

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def Connect_Wiimote(connected_callback):

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    global wiimote,nunchuckzero

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    mac_addr = ''

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    try:

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        mac_addr = file("wiimac.txt","rt").read()

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    except:

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        PLCObject.LogMessage("Wiimote MAC unknown, scanning bluetooth")

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        output = commands.getoutput("hcitool scan")

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        result = WIIMOTE_ADDR_MODEL.search(output)

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        if result is not None:

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            mac_addr = result.group(1)

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            PLCObject.LogMessage("Found Wiimote with MAC %s"%mac_addr)

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            file("wiimac.txt","wt").write(mac_addr)

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    # Connect to wiimote

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    if not mac_addr:

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        PLCObject.LogMessage("Connection to unknown Wiimote...")

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        wiimote = cwiid.Wiimote()

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    else:

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        PLCObject.LogMessage("Connection to Wiimote %s..."%mac_addr)

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        wiimote = cwiid.Wiimote(mac_addr)

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    if wiimote is not None:

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        nunchuckzero = None

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        wiimote.rpt_mode = cwiid.RPT_BTN | cwiid.RPT_EXT

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        # use the callback interface

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        wiimote.mesg_callback = Wiimote_cback

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        wiimote.enable(cwiid.FLAG_MESG_IFC)

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        connected_callback(mac_addr)

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        PLCObject.LogMessage("Wiimote %s Connected"%mac_addr)

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    else:

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        PLCObject.LogMessage("Wiimote %s not found"%mac_addr)

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        os.remove("wiimac.txt")

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        connected_callback(None)

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def Disconnect_Wiimote():

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  global wiimote

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  if wiimote is not None:

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    wiimote.disable(cwiid.FLAG_MESG_IFC)

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    time.sleep(0.1)

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    wiimote.close()

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    wiimote = None

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    PLCObject.LogMessage("Wiimote disconnected")

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]]>

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  </globals>

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  <init>

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<![CDATA[

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]]>

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  </init>

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  <cleanup>

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<![CDATA[

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Disconnect_Wiimote()

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]]>

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  </cleanup>

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  <start>

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<![CDATA[

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]]>

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  </start>

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  <stop>

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<![CDATA[

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]]>

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  </stop>

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</PyFile>