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# PyEPL: hardware/joystick.pyx
#
# Copyright (C) 2003-2005 Michael J. Kahana
# Authors: Ian Schleifer, Per Sederberg, Aaron Geller, Josh Jacobs
# URL: http://memory.psych.upenn.edu/programming/pyepl
#
# Distributed under the terms of the GNU Lesser General Public License
# (LGPL). See the license.txt that came with this file.
"""
This module provides low-level joystick functionality.
"""
import pygame
import eventpoll
cdef object joysticks
def initialize(**options):
"""
Do any preparation necessary before using joystick features.
"""
global joysticks
global zero_threshold
if options.has_key("joystick_zero_threshold"):
eventpoll.setJSZeroThreshold(options["joystick_zero_threshold"])
else:
eventpoll.setJSZeroThreshold(0.0)
pygame.joystick.init()
joysticks = []
for n in xrange(pygame.joystick.get_count()): # so that joystick events will be generated
x = pygame.joystick.Joystick(n)
x.init()
joysticks.append(x)
def finalize():
"""
Shut down joystick features.
"""
pygame.joystick.quit()
def getJoystickFeatures():
"""
Returns a list with one tuple for each joystick. Each tuple
specifies the number of axes, balls, buttons and hats for the
joystick (in that order).
"""
global joysticks
r = []
for js in joysticks:
r.append((js.get_numaxes(), js.get_numballs(), js.get_numbuttons(), js.get_numhats()))
return r
setJoystickCallbacks = eventpoll.setJoystickCallbacks
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