Re: [Pyobjc-dev] Using WiiRemote framework from Python [solved]

[Arnar B. <ar...@gm...>]

Folks,

On Feb 11, 2008 9:29 AM, Arnar Birgisson <ar...@gm...> wrote:
> In the meantime, I figured out the bus errors. My selectors were
> wrong, I was missing the names of the parameters (which I guess in
> Obj-C are part of the method name). Now I'm dealing with some
> commnication errors that I'm sure are more related to the Wiimote
> library than the objc-bridge.

I figured out the last bit. I'm posting the code here in case anyone
(in the present or the future) is trying to connect the WiiMote on
OS-X to their python app.

The code is based on an example from John Stoner.

cheers,
Arnar

import objc
objc.loadBundle("WiiRemote", globals(), bundle_path="WiiRemote.framework")


from Foundation import *
from AppKit import *
from PyObjCTools import AppHelper

IRData = objc.createStructType("IRData", "iii", ["x", "y", "s"])

WiiRemoteDiscoveryDelegate = objc.informal_protocol(
    "WiiRemoteDiscoveryDelegate",
    [
        objc.selector(None,
selector="WiiRemoteDiscovered:",signature="v@:@",isRequired=0),
        objc.selector(None, selector="WiiRemoteDiscoveryError:",
signature="v@:i",isRequired=0)
    ])

WiiRemoteDelegate = objc.informal_protocol(
    "WiiRemoteDelegate",
    [
        objc.selector(None, selector="irPointMovedX:Y:wiiRemote:",
signature="v@:ff@", isRequired=False),
        objc.selector(None, selector="rawIRData:wiiRemote:",
signature="v@:[4{IRData=iii}]@", isRequired=False),
        objc.selector(None,
selector="buttonChanged:isPressed:wiiRemote:", signature="v@:Sc@",
isRequired=False),
        objc.selector(None,
selector="accelerationChanged:accX:accY:accZ:wiiRemote:",
signature="v@:SCCC@", isRequired=False),
        objc.selector(None,
selector="joyStickChanged:tiltX:tiltY:wiiRemote:",
signature="v@:SCC@", isRequired=False),
        objc.selector(None,
selector="analogButtonChanged:amount:wiiRemote:", signature="v@:SI@",
isRequired=False),
        objc.selector(None, selector="wiiRemoteDisconnected:",
signature="v@:@", isRequired=False),
    ])

wii = None

class wii_remote_discovery_delegate(NSObject):
    def WiiRemoteDiscovered_(self, wiimote):
        wd.stop()
        global wii
        wii = wiimote.retain()
        print "discovered"
        delegate = wii_remote_delegate.new()
        wii.setDelegate_(delegate)
        print "set delegate"
        wii.setLEDEnabled1_enabled2_enabled3_enabled4_(True, False, True, False)
        wii.setMotionSensorEnabled_(True)
    def WiiRemoteDiscoveryError_(self, code):
        print "not discovered, error ", code
        AppHelper.stopEventLoop()

class wii_remote_delegate(NSObject):

    def irPointMovedX_Y_wiiRemote_(self, px, py, wiiRemote):
        print 'irPointMovedX:Y:wiiRemote:'

    def rawIRData_wiiRemote_(self, irData, wiiRemote):
        print 'rawIRData:wiiRemote:'

    def buttonChanged_isPressed_wiiRemote_(self, type, isPressed, wiiRemote):
        print 'buttonChanged:isPressed:wiiRemote:'

    def accelerationChanged_accX_accY_accZ_wiiRemote_(self, type,
accX, accY, accZ, wiiRemote):
        print 'accelerationChanged:accX:accY:accZ:wiiRemote:', type,
accX, accY, accZ

    def joyStickChanged_tiltX_tiltY_wiiRemote_(self, type, tiltX,
tiltY, wiiRemote):
        print 'joyStickChanged:tiltX:tiltY:wiiRemote:'

    def analogButtonChanged_amount_wiiRemote_(self, type, press, wiiRemote):
        print 'analogButtonChanged:amount:wiiRemote:'

    def wiiRemoteDisconnected_(self, device):
        print 'wiiRemoteDisconnected:'


wd = WiiRemoteDiscovery.new()
x = wii_remote_discovery_delegate.new()
wd.setDelegate_(x)
wd.start()

try:
    AppHelper.runConsoleEventLoop(installInterrupt=True)
except KeyboardInterrupt:
    print "Ctrl-C received, quitting."
    AppHelper.stopEventLoop()