import pygame
import time
class Action:
action_types = [
'command',
'pause',
'play',
'stop',
'stop_all_actions',
'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.arguments = kwargs
def ready(self):
if 'music' in self.arguments:
return self.arguments['music'].loaded
else:
return True
def run(self):
print(self.description())
return getattr(self, self.action)(**self.arguments)
def description(self):
return getattr(self, self.action + "_print")(**self.arguments)
def command(self, command = "", **kwargs):
pass
def pause(self, music = None, **kwargs):
if music is not None:
music.pause()
else:
pygame.mixer.pause()
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_playing():
music.stop()
music.play(volume = volume, fade_in = fade_in, start_at = start_at)
else:
if not music.is_playing():
music.play(volume = volume, fade_in = fade_in, start_at = start_at)
else:
pygame.mixer.unpause()
def stop(self, music = None, fade_out = 0, **kwargs):
if music is not None:
music.stop(fade_out = fade_out)
else:
if fade_out > 0:
pygame.fadeout(fade_out * 1000)
else:
pygame.mixer.stop()
def stop_all_actions(self, **kwargs):
self.key.mapping.stop_all_running()
def volume(self, music = None, value = 100, **kwargs):
if music is not None:
music.set_volume(value)
else:
pass
def wait(self, duration = 0, **kwargs):
# FIXME: Make it stoppable
# http://stackoverflow.com/questions/29082268/python-time-sleep-vs-event-wait
time.sleep(duration)
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.filename)
else:
return "pausing 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 += music.filename
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, **kwargs):
if music is not None:
if fade_out == 0:
return "stopping music {}".format(music.filename)
else:
return "stopping music {} with {}s fadeout".format(music.filename, fade_out)
else:
if fade_out == 0:
return "stopping all musics"
else:
return "stopping all musics with {}s fadeout".format(fade_out)
def stop_all_actions_print(self, **kwargs):
return "stopping all actions"
def volume_print(self, music = None, value = 100, **kwargs):
if music is not None:
return "setting volume of {} to {}%".format(music.filename, value)
else:
return "setting volume to {}%".format(value)
def wait_print(self, duration, **kwargs):
return "waiting {}s".format(duration)
