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# -*- coding: UTF-8 -*-
#
###
# Application: wah!cade
# File: joystick.py
# Description: Wah!Cade Joystick Class
# Copyright (c) 2007,2010 zerodiv, sairuk
###
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
from constants import *
from wc_common import WahCade
wc = WahCade()
import gtk
_ = gettext.gettext
pygame_imported = False
try:
import pygame
pygame_imported = True
except ImportError:
print _('Warning: pygame module not found. Joysticks not supported')
class joystick:
"""pygame joystick class"""
def __init__(self, debug=False):
"""initialise"""
self.debug = debug
self.state = {}
self.devices = {}
self.ctrls = {}
self.mw_key_events = []
if pygame_imported:
pygame.init()
pygame.mixer.quit()
self.prtjoy = 0
if debug:
wc.log_msg("[PYGAME] init ok",1)
# stop and start the joystick
def joy_count(self, type):
self.num_joysticks = pygame.joystick.get_count()
for dev_num in range(0, self.num_joysticks):
if dev_num < self.num_joysticks:
self.devices[dev_num] = pygame.joystick.Joystick(dev_num)
if type == 'start':
self.devices[dev_num].init()
if self.devices[dev_num].get_init:
wc.log_msg("[PYGAME] started joystick device: %s" % self.devices[dev_num].get_name())
else:
wc.log_msg("[PYGAME] Joystick device number: %s failed to initialise correctly" % str(dev_num))
elif type == 'stop':
self.devices[dev_num].quit()
if self.devices[dev_num].get_init:
wc.log_msg("[PYGAME] Stopped joystick device number: %s" % str(dev_num))
else:
wc.log_msg("[PYGAME] Could not stop device number: %s" % str(dev_num))
else:
return 1
def use_ini_controls(self, ctrlr_ini):
"""read controller ini file"""
if not pygame_imported:
return
for mw_keys in ctrlr_ini.ini_dict.itervalues():
mw_keys = mw_keys.strip(' "').split(' | ')
for mw_key in mw_keys:
if mw_key[:3] == "JOY":
self.state[mw_key] = 0
(dev_num, control) = mw_key.split("_", 1)
dev_num = dev_num[3:]
self.devices[int(dev_num) - 1] = None
self.joy_count('start')
def use_all_controls(self):
"""which joysticks"""
if not pygame_imported:
return
self.joy_count('start')
for dev_num in range(0, self.num_joysticks):
num_buttons = self.devices[dev_num].get_numbuttons()
for button_num in range(num_buttons):
mw_key = "JOY%s_BUTTON%s" % (dev_num + 1, button_num)
ctrl_name = _('Joystick %s Button %s') % (
dev_num + 1, button_num)
self.state[mw_key] = 0
self.ctrls[ctrl_name] = mw_key
if self.devices[dev_num].get_numaxes() > 2:
mw_key = "JOY%s_" % (dev_num + 1)
ctrl_name = _('Joystick %s ') % (dev_num + 1)
self.state[mw_key + "UP"] = 0
self.state[mw_key + "DOWN"] = 0
self.state[mw_key + "LEFT"] = 0
self.state[mw_key + "RIGHT"] = 0
self.ctrls[ctrl_name + _('Up')] = mw_key + "UP"
self.ctrls[ctrl_name + _('Down')] = mw_key + "DOWN"
self.ctrls[ctrl_name + _('Left')] = mw_key + "LEFT"
self.ctrls[ctrl_name + _('Right')] = mw_key + "RIGHT"
# Get the number of joysticks attached to the system
# Log joystick names
# Log joystick device numbers
def joy_info(self):
"""gather joystick information"""
for i in range(0, self.num_joysticks):
wc.log_msg("[PYGAME] Joystick: %s" % str(pygame.joystick.Joystick(i).get_name()))
wc.log_msg("[PYGAME] Device ID: %s" % str(pygame.joystick.Joystick(i).get_id()))
wc.log_msg("[PYGAME] Number of axes: %s" % str(pygame.joystick.Joystick(i).get_numaxes()))
wc.log_msg("[PYGAME] Number of trackballs: %s" % str(pygame.joystick.Joystick(i).get_numballs()))
wc.log_msg("[PYGAME] Number of buttons: %s" % str(pygame.joystick.Joystick(i).get_numbuttons()))
wc.log_msg("[PYGAME] Number of hats: %s" % str(pygame.joystick.Joystick(i).get_numhats()))
def proc_keys(self, active_window, e, mw_key):
if active_window.window:
e.window = active_window.window
if self.debug:
wc.log_msg("[PYGAME] joystick, key-release: " + mw_key,1)
# poll joysticks
def poll(self, event_cb, initial_repeat_delay=10):
"""poll for joystick events"""
if not pygame_imported:
if self.debug:
wc.log_msg("[PYGAME] not imported, returning from poll function",1)
return 0
repeat_delay = 1
# give pygame a chance to do its magic with the joystick
pygame.event.pump()
# end polling if no joysticks are found
if self.num_joysticks == 0 and self.prtjoy == 0:
wc.log_msg("[PYGAME] No joysticks found")
self.prtjoy = 1
return 0,
else:
# get the focused window or return
active_window = None
windows = gtk.window_list_toplevels()
for window in windows:
if window.is_active():
active_window = window
if active_window == None:
return 1
# check if any of our defined controls were pressed
mw_key_events = []
for mw_key in self.state.iterkeys():
(dev_num, joy_type) = (mw_key.split("_", 1))
dev_num = int(dev_num[3:]) - 1
# if binding is for an unfound joystick, continue to next binding
if dev_num > self.num_joysticks - 1:
continue
if joy_type[:6] == "BUTTON":
button_num = joy_type[6:]
if self.devices[dev_num].get_button(int(button_num)):
self.state[mw_key] += 1
mw_key_events.append(mw_key)
elif self.state[mw_key] > 0:
self.state[mw_key] = 0
mw_key_events.append(mw_key)
else:
if self.debug:
wc.log_msg("[PYGAME] Button Not Found %s" % self.devices[dev_num].get_button(int(button_num)))
else:
pass
elif joy_type in ["LEFT", "RIGHT", "UP", "DOWN"]:
if joy_type in ["LEFT", "RIGHT"]:
axis_num = 0
else:
axis_num = 1
axis_value = self.devices[dev_num].get_axis(axis_num)
if joy_type in ["UP", "LEFT"]:
if axis_value < -0.5:
self.state[mw_key] += 1
mw_key_events.append(mw_key)
elif self.state[mw_key] > 0:
self.state[mw_key] = 0
mw_key_events.append(mw_key)
else:
if self.debug:
wc.log_msg("[PYGAME] Axis in UP/LEFT Error %s" % self.devices[dev_num].get_axis(axis_num))
else:
pass
else:
if axis_value > 0.5:
self.state[mw_key] += 1
mw_key_events.append(mw_key)
elif self.state[mw_key] > 0:
self.state[mw_key] = 0
mw_key_events.append(mw_key)
else:
if self.debug:
wc.log_msg("[PYGAME] Axis OTHER Error %s" % self.devices[dev_num].get_axis(axis_num))
else:
pass
else:
if self.debug:
wc.log_msg("[PYGAME] Undefined %s" % joy_type)
else:
pass
# send fake key-press events
if len(mw_key_events) > 0:
mw_key = mw_key_events[0]
if self.state[mw_key] == 0:
e = gtk.gdk.Event(gtk.gdk.KEY_RELEASE)
self.proc_keys(active_window, e, mw_key)
event_cb(active_window, e, "JOYSTICK", mw_key)
elif self.state[mw_key] == 1:
e = gtk.gdk.Event(gtk.gdk.KEY_PRESS)
self.proc_keys(active_window, e, mw_key)
event_cb(active_window, e, "JOYSTICK", mw_key)
#try clearing event queue
try:
pygame.event.clear()
if self.debug:
wc.log_msg("[PYGAME] Cleared pygame events",1)
except:
if self.debug:
wc.log_msg("[PYGAME] Could not clear PyGame event queue",1)
return 1
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