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import threading
import time
class Action:
action_types = [
'command',
'pause',
'play',
'stop',
'stop_all_actions',
'unpause',
'volume',
'wait',
]
def __init__(self, action, key, **kwargs):
if action in self.action_types:
self.action = action
else:
raise Exception("Unknown action {}".format(action))
self.key = key
self.mapping = key.parent
self.arguments = kwargs
self.sleep_event = None
def ready(self):
if 'music' in self.arguments:
return self.arguments['music'].check_is_loaded()
else:
return True
def run(self):
print(self.description())
getattr(self, self.action)(**self.arguments)
def description(self):
return getattr(self, self.action + "_print")(**self.arguments)
def interrupt(self):
if getattr(self, self.action + "_interrupt", None):
return getattr(self, self.action + "_interrupt")(**self.arguments)
# Actions
def command(self, command = "", **kwargs):
# FIXME: todo
pass
def music_list(self, music):
if music is not None:
return [music]
else:
return self.mapping.open_files.values()
def pause(self, music = None, **kwargs):
for music in self.music_list(music):
if music.is_loaded_playing():
music.pause()
def unpause(self, music = None, **kwargs):
for music in self.music_list(music):
if music.is_loaded_paused():
music.unpause()
def play(self, music = None, fade_in = 0, start_at = 0,
restart_if_running = False, volume = 100, **kwargs):
if music is not None:
if restart_if_running:
if music.is_not_stopped():
music.stop()
music.play(volume = volume, fade_in = fade_in, start_at = start_at)
else:
if not music.is_not_stopped():
music.play(volume = volume, fade_in = fade_in, start_at = start_at)
def stop(self, music = None, fade_out = 0, wait = False, **kwargs):
previous = None
for music in self.music_list(music):
if music.is_loaded_paused() or music.is_loaded_playing():
if previous is not None:
previous.stop(fade_out = fade_out)
previous = music
if previous is not None:
previous.stop(fade_out = fade_out, wait = wait)
def stop_all_actions(self, **kwargs):
self.mapping.stop_all_running()
def volume(self, music = None, value = 100, delta = False, **kwargs):
if music is not None:
music.set_volume(value, delta = delta)
else:
self.mapping.set_master_volume(value, delta = delta)
def wait(self, duration = 0, music = None, **kwargs):
self.sleep_event = threading.Event()
if music is not None:
music.wait_end()
threading.Timer(duration, self.sleep_event.set).start()
self.sleep_event.wait()
# Action messages
def command_print(self, command = "", **kwargs):
return "running command {}".format(command)
def pause_print(self, music = None, **kwargs):
if music is not None:
return "pausing « {} »".format(music.name)
else:
return "pausing all musics"
def unpause_print(self, music = None, **kwargs):
if music is not None:
return "unpausing « {} »".format(music.name)
else:
return "unpausing all musics"
def play_print(self, music = None, fade_in = 0, start_at = 0,
restart_if_running = False, volume = 100, **kwargs):
message = "starting "
if music is not None:
message += "« {} »".format(music.name)
else:
message += "music"
if start_at != 0:
message += " at {}s".format(start_at)
if fade_in != 0:
message += " with {}s fade_in".format(fade_in)
message += " at volume {}%".format(volume)
if restart_if_running:
message += " (restarting if already running)"
return message
def stop_print(self, music = None, fade_out = 0, wait = False, **kwargs):
message = "stopping "
if music is not None:
message += "music « {} »".format(music.name)
else:
message += "all musics"
if fade_out > 0:
message += " with {}s fadeout".format(fade_out)
if wait:
message += " (waiting the end of fadeout)"
return message
def stop_all_actions_print(self, **kwargs):
return "stopping all actions"
def volume_print(self, music = None, value = 100, delta = False, **kwargs):
if delta:
if music is not None:
return "{:+d}% to volume of « {} »".format(value, music.name)
else:
return "{:+d}% to volume".format(value)
else:
if music is not None:
return "setting volume of « {} » to {}%".format(music.name, value)
else:
return "setting volume to {}%".format(value)
def wait_print(self, duration = 0, music = None, **kwargs):
if music is None:
return "waiting {}s".format(duration)
elif duration == 0:
return "waiting the end of « {} »".format(music.name)
else:
return "waiting the end of « {} » + {}s".format(music.name, duration)
# Interruptions
def wait_interrupt(self, duration = 0, music = None, **kwargs):
if self.sleep_event is not None:
self.sleep_event.set()
if music is not None:
music.wait_event.set()
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