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DefChannelStripComponent.py
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import Live
from _Framework.ChannelStripComponent import ChannelStripComponent
from ConfigurableButtonElement import ConfigurableButtonElement
from itertools import chain
class DefChannelStripComponent(ChannelStripComponent):
""" Subclass of channel strip component offering defaultbuttons for the timeables """
def __init__(self):
ChannelStripComponent.__init__(self)
self._default_volume_button = None
self._default_panning_button = None
self._default_send1_button = None
self._default_send2_button = None
self._invert_mute_feedback = True
def disconnect(self):
""" releasing references and removing listeners"""
if self._track != None:
volume = self._track.mixer_device.volume
panning = self._track.mixer_device.panning
sends = self._track.mixer_device.sends
if volume.value_has_listener(self._on_volume_changed):
volume.remove_value_listener(self._on_volume_changed)
if panning.value_has_listener(self._on_panning_changed):
panning.remove_value_listener(self._on_panning_changed)
if len(sends) > 0 and sends[0].value_has_listener(self._on_send1_changed):
sends[0].remove_value_listener(self._on_send1_changed)
if len(sends) > 1 and sends[1].value_has_listener(self._on_send2_changed):
sends[1].remove_value_listener(self._on_send2_changed)
if self._default_volume_button != None:
self._default_volume_button.remove_value_listener(self._default_volume_value)
self._default_volume_button = None
if self._default_panning_button != None:
self._default_panning_button.remove_value_listener(self._default_panning_value)
self._default_panning_button = None
if self._default_send1_button != None:
self._default_send1_button.remove_value_listener(self._default_send1_value)
self._default_send1_button = None
if self._default_send2_button != None:
self._default_send2_button.remove_value_listener(self._default_send2_value)
self._default_send2_button = None
ChannelStripComponent.disconnect(self)
def set_track(self, track):
assert ((track == None) or isinstance(track, Live.Track.Track))
if (track != self._track):
if (self._track != None):
volume = self._track.mixer_device.volume
panning = self._track.mixer_device.panning
sends = self._track.mixer_device.sends
if volume.value_has_listener(self._on_volume_changed):
volume.remove_value_listener(self._on_volume_changed)
if panning.value_has_listener(self._on_panning_changed):
panning.remove_value_listener(self._on_panning_changed)
if ((len(sends) > 0) and sends[0].value_has_listener(self._on_send1_changed)):
sends[0].remove_value_listener(self._on_send1_changed)
if ((len(sends) > 1) and sends[1].value_has_listener(self._on_send2_changed)):
sends[1].remove_value_listener(self._on_send2_changed)
ChannelStripComponent.set_track(self, track)
else:
self.update()
def set_default_buttons(self, volume, panning, send1, send2):
assert ((volume == None) or isinstance(volume, ConfigurableButtonElement))
assert ((panning == None) or isinstance(panning, ConfigurableButtonElement))
assert ((send1 == None) or isinstance(send1, ConfigurableButtonElement))
assert ((send2 == None) or isinstance(send2, ConfigurableButtonElement))
if (volume != self._default_volume_button):
if (self._default_volume_button != None):
self._default_volume_button.remove_value_listener(self._default_volume_value)
self._default_volume_button = volume
if (self._default_volume_button != None):
self._default_volume_button.add_value_listener(self._default_volume_value)
if (panning != self._default_panning_button):
if (self._default_panning_button != None):
self._default_panning_button.remove_value_listener(self._default_panning_value)
self._default_panning_button = panning
if (self._default_panning_button != None):
self._default_panning_button.add_value_listener(self._default_panning_value)
if (send1 != self._default_send1_button):
if (self._default_send1_button != None):
self._default_send1_button.remove_value_listener(self._default_send1_value)
self._default_send1_button = send1
if (self._default_send1_button != None):
self._default_send1_button.add_value_listener(self._default_send1_value)
if (send2 != self._default_send2_button):
if (self._default_send2_button != None):
self._default_send2_button.remove_value_listener(self._default_send2_value)
self._default_send2_button = send2
if (self._default_send2_button != None):
self._default_send2_button.add_value_listener(self._default_send2_value)
self.update()
def set_send_controls(self, controls):
assert ((controls == None) or isinstance(controls, tuple))
if (controls != self._send_controls):
self._send_controls = controls
if (self._send_controls != None):
for control in self._send_controls:
if control != None:
control.reset()
self.update()
def update(self):
ChannelStripComponent.update(self)
if self._allow_updates:
if self.is_enabled():
if self._track != None:
volume = self._track.mixer_device.volume
panning = self._track.mixer_device.panning
sends = self._track.mixer_device.sends
if not volume.value_has_listener(self._on_volume_changed):
volume.add_value_listener(self._on_volume_changed)
if not panning.value_has_listener(self._on_panning_changed):
panning.add_value_listener(self._on_panning_changed)
if len(sends) > 0:
if not sends[0].value_has_listener(self._on_send1_changed):
sends[0].add_value_listener(self._on_send1_changed)
self._on_send1_changed()
elif self._default_send1_button != None:
self._default_send1_button.turn_off()
if len(sends) > 1:
if not sends[1].value_has_listener(self._on_send2_changed):
sends[1].add_value_listener(self._on_send2_changed)
self._on_send2_changed()
elif self._default_send2_button != None:
self._default_send2_button.turn_off()
self._on_volume_changed()
self._on_panning_changed()
else:
if self._default_volume_button != None:
self._default_volume_button.reset()
if self._default_panning_button != None:
self._default_panning_button.reset()
if self._default_send1_button != None:
self._default_send1_button.reset()
if self._default_send2_button != None:
self._default_send2_button.reset()
if self._mute_button != None:
self._mute_button.reset()
if self._arm_button != None:
self._arm_button.reset()
if self._solo_button != None:
self._solo_button.reset()
if self._volume_control != None:
self._volume_control.reset()
if self._pan_control != None:
self._pan_control.reset()
if self._send_controls != None:
for send_control in self._send_controls:
if send_control != None:
send_control.reset()
def _default_volume_value(self, value):
assert (self._default_volume_button != None)
assert (value in range(128))
if (self.is_enabled() and (self._track != None)):
if ((value != 0) or (not self._default_volume_button.is_momentary())):
volume = self._track.mixer_device.volume
if volume.is_enabled:
volume.value = volume.default_value
def _default_panning_value(self, value):
assert (self._default_panning_button != None)
assert (value in range(128))
if (self.is_enabled() and (self._track != None)):
if ((value != 0) or (not self._default_panning_button.is_momentary())):
panning = self._track.mixer_device.panning
if panning.is_enabled:
panning.value = panning.default_value
def _default_send1_value(self, value):
assert (self._default_send1_button != None)
assert (value in range(128))
if (self.is_enabled() and ((self._track != None) and (len(self._track.mixer_device.sends) > 0))):
if ((value != 0) or (not self._default_send1_button.is_momentary())):
send1 = self._track.mixer_device.sends[0]
if send1.is_enabled:
send1.value = send1.default_value
def _default_send2_value(self, value):
assert (self._default_send2_button != None)
assert (value in range(128))
if (self.is_enabled() and ((self._track != None) and (len(self._track.mixer_device.sends) > 1))):
if ((value != 0) or (not self._default_send2_button.is_momentary())):
send2 = self._track.mixer_device.sends[1]
if send2.is_enabled:
send2.value = send2.default_value
def _on_mute_changed(self):
if self.is_enabled() and self._mute_button != None:
if self._track != None:
if self._track in chain(self.song().tracks, self.song().return_tracks) and self._track.mute != self._invert_mute_feedback:
self._mute_button.turn_on()
else:
self._mute_button.turn_off()
else:
self._mute_button.send_value(0)
def _on_solo_changed(self):
if self.is_enabled() and self._solo_button != None:
if self._track != None:
if self._track in chain(self.song().tracks, self.song().return_tracks) and self._track.solo:
self._solo_button.turn_on()
else:
self._solo_button.turn_off()
else:
self._solo_button.send_value(0)
def _on_arm_changed(self):
if self.is_enabled() and self._arm_button != None:
if self._track != None:
if self._track in self.song().tracks and self._track.can_be_armed and self._track.arm:
self._arm_button.turn_on()
else:
self._arm_button.turn_off()
else:
self._arm_button.send_value(0)
def _on_volume_changed(self):
assert (self._track != None)
if (self.is_enabled() and (self._default_volume_button != None)):
volume = self._track.mixer_device.volume
if (volume.value == volume.default_value):
self._default_volume_button.turn_on()
else:
self._default_volume_button.turn_off()
def _on_panning_changed(self):
assert (self._track != None)
if (self.is_enabled() and (self._default_panning_button != None)):
panning = self._track.mixer_device.panning
if (panning.value == panning.default_value):
self._default_panning_button.turn_on()
else:
self._default_panning_button.turn_off()
def _on_send1_changed(self):
assert (self._track != None)
sends = self._track.mixer_device.sends
assert (len(sends) > 0)
if (self.is_enabled() and (self._default_send1_button != None)):
send1 = sends[0]
if (send1.value == send1.default_value):
self._default_send1_button.turn_on()
else:
self._default_send1_button.turn_off()
def _on_send2_changed(self):
assert (self._track != None)
sends = self._track.mixer_device.sends
assert (len(sends) > 1)
if (self.is_enabled() and (self._default_send2_button != None)):
send2 = sends[1]
if (send2.value == send2.default_value):
self._default_send2_button.turn_on()
else:
self._default_send2_button.turn_off()