PiGlassBeta.py 文件源码

def toggleonoff():
    global togsw,o,alphaValue
    if togsw == 1:
        print "Toggle Crosshair OFF"
        if o != None:
        camera.remove_overlay(o)
            togsw = 0
    else:
        print "Toggle Crosshair ON"
        if guivisible == 0:
            o = camera.add_overlay(np.getbuffer(ovl), layer=3, alpha=alphaValue)
        else:
            o = camera.add_overlay(np.getbuffer(gui), layer=3, alpha=alphaValue)
        togsw = 1
    return

# function