def __init__(self, joyNumber=0):
try:
jsFile = '/dev/input/js{0}'.format(joyNumber)
self.jfd = os.open(jsFile, os.O_RDONLY | os.O_NONBLOCK) # non-blocking read
os.read(self.jfd, 1024) # skip init state
self.joyState = JoystickState()
except(OSError):
raise JoystickError('joystick "{0}" not found'.format(jsFile))
def setUp(self):
self.joy = JoystickState()
class JoystickStateTest(unittest.TestCase):
def setUp(self):
self.joy = JoystickState()
def testConstructor(self):
self.assertEquals([], self.joy.getPressed())
self.assertEquals([], self.joy.getHolded())
def testPressHoldRelease(self):
self.joy.press(JoystickButton_Up)
self.assertTrue(self.joy.isPressed(JoystickButton_Up))
self.assertFalse(self.joy.isHolded(JoystickButton_Up))
self.assertFalse(self.joy.isReleased(JoystickButton_Up))
self.joy.hold(JoystickButton_Up)
self.assertFalse(self.joy.isPressed(JoystickButton_Up))
self.assertTrue(self.joy.isHolded(JoystickButton_Up))
self.assertFalse(self.joy.isReleased(JoystickButton_Up))
self.joy.release(JoystickButton_Up)
self.assertFalse(self.joy.isPressed(JoystickButton_Up))
self.assertFalse(self.joy.isHolded(JoystickButton_Up))
self.assertTrue(self.joy.isReleased(JoystickButton_Up))
def testPressRelease(self):
self.joy.press(JoystickButton_Up)
self.assertTrue(self.joy.isPressed(JoystickButton_Up))
self.assertFalse(self.joy.isHolded(JoystickButton_Up))
self.assertFalse(self.joy.isReleased(JoystickButton_Up))
self.joy.release(JoystickButton_Up)
self.assertFalse(self.joy.isPressed(JoystickButton_Up))
self.assertFalse(self.joy.isHolded(JoystickButton_Up))
self.assertTrue(self.joy.isReleased(JoystickButton_Up))
def testPressTwice(self):
self.joy.press(JoystickButton_Up)
self.joy.press(JoystickButton_Up)
self.assertTrue(self.joy.isPressed(JoystickButton_Up))
self.assertEquals([JoystickButton_Up], self.joy.getPressed())
def testSetPressedAsHolded(self):
self.joy.press(JoystickButton_Up)
self.joy.press(JoystickButton_1)
self.joy.setPressedAsHolded()
self.assertFalse(self.joy.isPressed(JoystickButton_Up))
self.assertFalse(self.joy.isPressed(JoystickButton_1))
self.assertTrue(self.joy.isHolded(JoystickButton_Up))
self.assertTrue(self.joy.isHolded(JoystickButton_1))
def testSetPressedAsHolded2(self):
self.joy.press(JoystickButton_Up)
self.joy.setPressedAsHolded()
self.joy.press(JoystickButton_1)
self.joy.setPressedAsHolded()
self.assertTrue(self.joy.isHolded(JoystickButton_Up))
self.assertTrue(self.joy.isHolded(JoystickButton_1))
def testHoldNotPressedButton(self):
self.assertRaises(JoystickError, lambda: self.joy.hold(JoystickButton_Up))
def testPressHoldedButton(self):
self.joy.press(JoystickButton_Up)
self.joy.hold(JoystickButton_Up)
self.assertRaises(JoystickError, lambda: self.joy.press(JoystickButton_Up))
class UnixJoystick(object):
def __init__(self, joyNumber=0):
try:
jsFile = '/dev/input/js{0}'.format(joyNumber)
self.jfd = os.open(jsFile, os.O_RDONLY | os.O_NONBLOCK) # non-blocking read
os.read(self.jfd, 1024) # skip init state
self.joyState = JoystickState()
except(OSError):
raise JoystickError('joystick "{0}" not found'.format(jsFile))
def __del__(self):
self.release()
def release(self):
os.close(self.jfd)
def readAction(self):
try:
self.action = os.read(self.jfd, 8)
return True
except(OSError):
return False
def getState(self):
self.joyState.setPressedAsHolded()
while self.readAction():
# button
if self.isButton():
if self.isPressed():
self.joyState.press(self.getButton())
else:
self.joyState.release(self.getButton())
# axis x
elif self.isAxisX():
if self.isRight():
self.joyState.press(JoystickButton_Right)
elif self.isLeft():
self.joyState.press(JoystickButton_Left)
else:
self.joyState.release(JoystickButton_Right)
self.joyState.release(JoystickButton_Left)
# axis y
elif self.isAxisY():
if self.isDown():
self.joyState.press(JoystickButton_Down)
elif self.isUp():
self.joyState.press(JoystickButton_Up)
else:
self.joyState.release(JoystickButton_Down)
self.joyState.release(JoystickButton_Up)
return self.joyState
def isButton(self):
return self.getActionByte(6) == 1
def isPressed(self):
return self.getActionByte(4) == 1
def getButton(self):
button = self.getActionByte(7)
if button == 0: return JoystickButton_0
elif button == 1: return JoystickButton_1
elif button == 2: return JoystickButton_2
elif button == 3: return JoystickButton_3
elif button == 4: return JoystickButton_4
elif button == 5: return JoystickButton_5
elif button == 6: return JoystickButton_6
elif button == 7: return JoystickButton_7
def isAxisX(self):
return self.getActionByte(7) == 0
def isRight(self):
return self.getActionByte(4) == 255
def isLeft(self):
return self.getActionByte(4) == 1
def isAxisY(self):
return self.getActionByte(7) == 1
def isDown(self):
return self.getActionByte(4) == 255
def isUp(self):
return self.getActionByte(4) == 1
def getActionByte(self, byte):
return ord(self.action[byte])
