def __init__(self, filename):
if not os.path.isfile(filename):
raise IOError("No such file: " + filename)
# TODO check if file is actual sound file
# internal state
self.loaded = False
# attributes
self.volume = 1.0
self.length = None
# commands
self.cstop = False
self.cstart = False
self.cvolume = False
# internal sound object
self.sobj = None
# init lock around object
self.lock = Lock()
# remember own filename
self.filename = filename
LOGGER.logDebug("loading: " + filename)
# load the sound
Thread(target=self.__load).start()
def __update(self):
if not self.running:
return
LOGGER.logDebug("'{}' update".format(self.name))
for sound in self.sounds:
sound.adaptVolume()
Timer(self.urate, self.__update).start()
def __update(self):
if not self.loaded:
return
self.lock.acquire()
#LOGGER.logDebug("acquired lock", self)
if self.cstart:
LOGGER.logDebug("start", self)
self.sobj.play(-1)
self.cstart = False
if self.cstop:
LOGGER.logDebug("stop", self)
self.sobj.stop()
self.cstop = False
if self.cvolume:
LOGGER.logDebug("set volume to {} %".format(self.volume * 100),
self)
self.sobj.set_volume(self.volume)
self.cvolume = False
#LOGGER.logDebug("releasing lock", self)
self.lock.release()
def __init__(self, configfile):
# check if mixer is already initialized
if mixer.get_init() == True:
raise RuntimeError("pygame.mixer already initialized, abort")
LOGGER.logDebug("initialize pygame.mixer")
# set parameters of mixer before init, TODO check values again
mixer.pre_init(44100, -16, 2, 2048)
mixer.init()
# load configuration file
with open(configfile, "r") as f:
data = f.read()
root = XmlEt.fromstring(data)
# setup ambient dictionary
self.ambients = dict()
for elem in root.findall("AmbientConfig"):
self.ambients[elem.get("id")] = Ambient(elem.get("file"))
# set current ambient to none
self.ambient = None
