class ConvertComponent(Component):
__events__ = (u'cancel', u'success')
action_buttons = control_list(ButtonControl,
color='Option.Unselected',
pressed_color='Option.Selected')
cancel_button = ButtonControl(color='Option.Unselected',
pressed_color='Option.Selected')
source_color_index = listenable_property.managed(UNCOLORED_INDEX)
source_name = listenable_property.managed(unicode(''))
def __init__(self,
tracks_provider=None,
conversions_provider=possible_conversions,
decorator_factory=None,
*a,
**k):
assert tracks_provider is not None
assert callable(conversions_provider)
super(ConvertComponent, self).__init__(*a, **k)
self._tracks_provider = tracks_provider
self._conversions_provider = conversions_provider
self._decorator_factory = decorator_factory
self._category = NullConvertCategory()
self._update_possible_conversions()
return
@listenable_property
def available_conversions(self):
return map(lambda x: x.label, self._category.actions)
def on_enabled_changed(self):
super(ConvertComponent, self).on_enabled_changed()
self._update_possible_conversions()
def _update_possible_conversions(self):
self.disconnect_disconnectable(self._category)
track = self._tracks_provider.selected_item
self._category = self.register_disconnectable(
self._conversions_provider(track, self._decorator_factory))
self.__on_action_invalidated.subject = self._category
self.__on_action_source_color_index_changed.subject = self._category.color_source
self.__on_action_source_name_changed.subject = self._category.name_source
self.__on_action_source_color_index_changed()
self.__on_action_source_name_changed()
self.action_buttons.control_count = len(self._category.actions)
self.notify_available_conversions()
@listens('color_index')
def __on_action_source_color_index_changed(self):
color_source = self.__on_action_source_color_index_changed.subject
self.source_color_index = color_source.color_index if color_source and color_source.color_index is not None else UNCOLORED_INDEX
return
@listens('name')
def __on_action_source_name_changed(self):
name_source = self.__on_action_source_name_changed.subject
self.source_name = name_source.name if name_source else unicode()
@action_buttons.released
def action_buttons(self, button):
if self._do_conversion(button.index):
self.notify_cancel()
def _do_conversion(self, action_index):
self._update_possible_conversions()
if action_index < len(self._category.actions):
action = self._category.actions[action_index]
if action.needs_deferred_invocation:
self._tasks.add(
task.sequence(
task.delay(1),
task.run(
lambda: self._do_conversion_deferred(action))))
return False
self._invoke_conversion(action)
return True
def _do_conversion_deferred(self, action):
self._invoke_conversion(action)
self.notify_cancel()
def _invoke_conversion(self, action):
self._category.convert(self.song, action)
self.notify_success(self._category.internal_name)
@cancel_button.released
def cancel_button(self, button):
self.notify_cancel()
@listens('action_invalidated')
def __on_action_invalidated(self):
self.notify_cancel()
class StepDuplicatorComponent(Component, Messenger):
button = ButtonControl()
def __init__(self, *a, **k):
super(StepDuplicatorComponent, self).__init__(*a, **k)
self._clip = None
self._source_step = None
self._notification_reference = partial(nop, None)
return
@property
def is_duplicating(self):
return self.button.is_pressed and liveobj_valid(self._clip)
def set_clip(self, clip):
self._cancel_duplicate()
self._clip = clip
def add_step_with_pitch(self, note, step_start, step_end, nudge_offset=0, is_page=False):
if self.is_enabled() and self.is_duplicating:
current_step = (note,
step_start,
step_end - step_start,
nudge_offset,
is_page)
if self._source_step is not None:
self._duplicate_to(current_step)
else:
self._duplicate_from(current_step)
return
def add_step(self, step_start, step_end, nudge_offset=0, is_page=False):
self.add_step_with_pitch(ALL_NOTES, step_start, step_end, nudge_offset, is_page)
def _duplicate_from(self, source_step):
message = MessageBoxText.CANNOT_COPY_EMPTY_PAGE if source_step[4] else MessageBoxText.CANNOT_COPY_EMPTY_STEP
from_pitch = source_step[0]
pitch_span = 1
if from_pitch == ALL_NOTES:
from_pitch = 0
pitch_span = 127
notes = self._clip.get_notes(source_step[1], from_pitch, source_step[2], pitch_span)
if len(notes) > 0:
message = MessageBoxText.COPIED_PAGE if source_step[4] else MessageBoxText.COPIED_STEP
self._source_step = source_step
self._notification_reference = self.show_notification(message)
def _duplicate_to(self, destination_step):
if self._source_step[4] == destination_step[4]:
message = MessageBoxText.CANNOT_PASTE_TO_SOURCE_PAGE if destination_step[4] else MessageBoxText.CANNOT_PASTE_TO_SOURCE_STEP
if destination_step != self._source_step:
message = MessageBoxText.PASTED_PAGE if destination_step[4] else MessageBoxText.PASTED_STEP
self._clip.duplicate_region(self._source_step[1], self._source_step[2], destination_step[1] + self._source_step[3], self._source_step[0], get_transposition_amount(self._source_step, destination_step))
else:
message = MessageBoxText.CANNOT_PASTE_FROM_STEP_TO_PAGE if destination_step[4] else MessageBoxText.CANNOT_PASTE_FROM_PAGE_TO_STEP
loop_start = destination_step[1]
loop_end = loop_start + self._source_step[2]
if destination_step[4] and not (loop_start >= self._clip.loop_start and loop_end <= self._clip.loop_end):
set_loop(self._clip, loop_start, loop_end)
self._notification_reference = self.show_notification(message)
self._source_step = None
return
def _cancel_duplicate(self):
self._source_step = None
if self._notification_reference() is not None:
self._notification_reference().hide()
return
@button.released
def button(self, _):
self._cancel_duplicate()
def update(self):
super(StepDuplicatorComponent, self).update()
self._cancel_duplicate()
class LoopSelectorComponent(Component, Messenger):
"""
Component that uses a button matrix to display the timeline of a
clip. It allows you to select the loop of the clip and a page
within it of a given Paginator object.
"""
next_page_button = ButtonControl()
prev_page_button = ButtonControl()
delete_button = ButtonControl()
select_button = ButtonControl()
loop_selector_matrix = control_matrix(PadControl,
sensitivity_profile=b'loop',
mode=PlayableControl.Mode.listenable)
short_loop_selector_matrix = control_matrix(ButtonControl)
is_following = listenable_property.managed(False)
def __init__(self,
clip_creator=None,
measure_length=4.0,
follow_detail_clip=False,
paginator=None,
default_size=None,
*a,
**k):
super(LoopSelectorComponent, self).__init__(*a, **k)
assert default_size is not None
self._clip_creator = clip_creator
self._sequencer_clip = None
self._paginator = Paginator()
self._loop_start = 0
self._loop_end = 0
self._loop_length = 0
self._default_size = default_size
self._pressed_pages = []
self._page_colors = []
self._measure_length = measure_length
self._last_playhead_page = -1
def set_is_following_true():
self.is_following = True
self._follow_task = self._tasks.add(
task.sequence(task.wait(defaults.MOMENTARY_DELAY),
task.run(set_is_following_true)))
self._follow_task.kill()
self.set_step_duplicator(None)
self._notification_reference = partial(nop, None)
self.is_deleting = False
if follow_detail_clip:
self._on_detail_clip_changed.subject = self.song.view
self._on_detail_clip_changed()
self._on_session_record_changed.subject = self.song
self._on_song_playback_status_changed.subject = self.song
if paginator is not None:
self.set_paginator(paginator)
return
def set_paginator(self, paginator):
self._paginator = paginator or Paginator()
self._on_page_index_changed.subject = paginator
self._on_page_length_changed.subject = paginator
self._update_page_colors()
@listens(b'page_index')
def _on_page_index_changed(self):
self._update_page_colors()
@listens(b'page_length')
def _on_page_length_changed(self):
self._update_page_colors()
self._select_start_page()
def set_step_duplicator(self, duplicator):
self._step_duplicator = duplicator or NullStepDuplicator()
self._step_duplicator.set_clip(self._sequencer_clip)
@listens(b'detail_clip')
def _on_detail_clip_changed(self):
self.set_detail_clip(self.song.view.detail_clip)
def set_detail_clip(self, clip):
if liveobj_changed(clip, self._sequencer_clip):
self.is_following = liveobj_valid(clip) and (
self.is_following or clip_is_new_recording(clip))
self._on_playing_position_changed.subject = clip
self._on_playing_status_changed.subject = clip
self._on_loop_start_changed.subject = clip
self._on_loop_end_changed.subject = clip
self._on_is_recording_changed.subject = clip
self._sequencer_clip = clip
self._step_duplicator.set_clip(clip)
self._on_loop_changed()
def _select_start_page(self):
if liveobj_valid(self._sequencer_clip):
page_start = self._paginator.page_index * self._paginator.page_length
to_select = page_start
if page_start <= self._sequencer_clip.loop_start:
to_select = self._sequencer_clip.loop_start
elif page_start >= self._sequencer_clip.loop_end:
to_select = max(
self._sequencer_clip.loop_end -
self._paginator.page_length,
self._sequencer_clip.loop_start)
self._paginator.select_page_in_point(to_select)
@listens(b'loop_start')
def _on_loop_start_changed(self):
self._on_loop_changed()
@listens(b'loop_end')
def _on_loop_end_changed(self):
self._on_loop_changed()
def _on_loop_changed(self):
if liveobj_valid(self._sequencer_clip):
self._loop_start = self._sequencer_clip.loop_start
self._loop_end = self._sequencer_clip.loop_end
self._loop_length = self._loop_end - self._loop_start
else:
self._loop_start = 0
self._loop_end = 0
self._loop_length = 0
self._select_start_page()
self._update_page_colors()
def set_loop_selector_matrix(self, matrix):
self.loop_selector_matrix.set_control_element(matrix)
self._update_page_colors()
def set_short_loop_selector_matrix(self, matrix):
self.short_loop_selector_matrix.set_control_element(matrix)
self._update_page_colors()
def update(self):
super(LoopSelectorComponent, self).update()
self._update_page_and_playhead_leds()
@listens(b'is_recording')
def _on_is_recording_changed(self):
self.is_following = self.is_following or clip_is_new_recording(
self._sequencer_clip)
@listens(b'playing_position')
def _on_playing_position_changed(self):
self._update_page_and_playhead_leds()
self._update_page_selection()
@listens(b'playing_status')
def _on_playing_status_changed(self):
self._update_page_and_playhead_leds()
@listens(b'session_record')
def _on_session_record_changed(self):
self._update_page_and_playhead_leds()
@listens(b'is_playing')
def _on_song_playback_status_changed(self):
self._update_page_and_playhead_leds()
def _has_running_clip(self):
return liveobj_valid(
self._sequencer_clip) and (self._sequencer_clip.is_playing
or self._sequencer_clip.is_recording)
def _update_page_selection(self):
if self.is_enabled() and self.is_following and self._has_running_clip(
):
position = self._sequencer_clip.playing_position
self._paginator.select_page_in_point(position)
def _update_page_and_playhead_leds(self):
@contextmanager
def save_page_color(page_colors, page):
old_page_value = page_colors[page]
yield
page_colors[page] = old_page_value
@contextmanager
def replace_and_restore_tail_colors(page_colors, page):
if clip_is_new_recording(self._sequencer_clip):
old_tail_values = page_colors[page + 1:]
page_colors[(
page +
1):] = [b'LoopSelector.OutsideLoop'] * len(old_tail_values)
yield
if clip_is_new_recording(self._sequencer_clip):
page_colors[(page + 1):] = old_tail_values
if self.is_enabled() and self._has_running_clip():
position = self._sequencer_clip.playing_position
visible_page = int(
position / self._page_length_in_beats) - self.page_offset
page_colors = self._page_colors
if 0 <= visible_page < len(page_colors):
with save_page_color(page_colors, visible_page):
if self.song.is_playing:
page_colors[
visible_page] = b'LoopSelector.PlayheadRecord' if self.song.session_record else b'LoopSelector.Playhead'
with replace_and_restore_tail_colors(
page_colors, visible_page):
self._update_page_leds()
else:
self._update_page_leds()
self._last_playhead_page = visible_page
else:
self._update_page_leds()
def _get_size(self):
return max(self.loop_selector_matrix.control_count,
self.short_loop_selector_matrix.control_count,
self._default_size)
def _get_loop_in_pages(self):
page_length = self._page_length_in_beats
loop_start = int(self._loop_start / page_length)
loop_end = int(self._loop_end / page_length)
loop_length = loop_end - loop_start + int(
self._loop_end % page_length != 0)
return (loop_start, loop_length)
def _selected_pages_range(self):
size = self._get_size()
page_length = self._page_length_in_beats
seq_page_length = max(self._paginator.page_length / page_length, 1)
seq_page_start = int(self._paginator.page_index *
self._paginator.page_length / page_length)
seq_page_end = int(
min(seq_page_start + seq_page_length, self.page_offset + size))
return (seq_page_start, seq_page_end)
def _update_page_colors(self):
"""
Update the offline array mapping the timeline of the clip to buttons.
"""
page_length = self._page_length_in_beats
size = self._get_size()
def calculate_page_colors():
l_start, l_length = self._get_loop_in_pages()
page_offset = self.page_offset
pages_per_measure = int(self._one_measure_in_beats / page_length)
def color_for_page(absolute_page):
if l_start <= absolute_page < l_start + l_length:
if absolute_page % pages_per_measure == 0:
return b'LoopSelector.InsideLoopStartBar'
return b'LoopSelector.InsideLoop'
return b'LoopSelector.OutsideLoop'
return map(color_for_page, xrange(page_offset, page_offset + size))
def mark_selected_pages(page_colors):
for page_index in xrange(*self._selected_pages_range()):
button_index = page_index - self.page_offset
if page_colors[button_index].startswith(
b'LoopSelector.InsideLoop'):
page_colors[button_index] = b'LoopSelector.SelectedPage'
page_colors = calculate_page_colors()
mark_selected_pages(page_colors)
self._page_colors = page_colors
self._update_page_and_playhead_leds()
def _update_page_leds(self):
self._update_page_leds_in_matrix(self.loop_selector_matrix)
self._update_page_leds_in_matrix(self.short_loop_selector_matrix)
def _update_page_leds_in_matrix(self, matrix):
""" update hardware leds to match precomputed map """
if self.is_enabled() and matrix:
for button, color in izip(matrix, self._page_colors):
button.color = color
def _jump_to_page(self, next_page):
start, length = self._get_loop_in_pages()
if next_page >= start + length:
next_page = start
elif next_page < start:
next_page = start + length - 1
self._paginator.select_page_in_point(next_page *
self._page_length_in_beats)
@next_page_button.pressed
def next_page_button(self, button):
if self.is_following:
self.is_following = False
else:
_, end = self._selected_pages_range()
self._jump_to_page(end)
self._follow_task.restart()
@next_page_button.released
def next_page_button(self, button):
self._follow_task.kill()
@prev_page_button.pressed
def prev_page_button(self, button):
if self.is_following:
self.is_following = False
else:
begin, end = self._selected_pages_range()
self._jump_to_page(begin - (end - begin))
self._follow_task.restart()
@prev_page_button.released
def prev_page_button(self, button):
self._follow_task.kill()
@short_loop_selector_matrix.pressed
def short_loop_selector_matrix(self, button):
if self.is_enabled():
page = self._get_corresponding_page(
button, self.short_loop_selector_matrix)
self._pressed_pages = [page]
self._try_set_loop()
self._pressed_pages = []
@loop_selector_matrix.pressed
def loop_selector_matrix(self, button):
if self.is_enabled():
page = self._get_corresponding_page(button,
self.loop_selector_matrix)
if page not in self._pressed_pages:
self._on_press_loop_selector_matrix(page)
@loop_selector_matrix.released
def loop_selector_matrix(self, button):
page = self._get_corresponding_page(button, self.loop_selector_matrix)
if page in self._pressed_pages:
self._pressed_pages.remove(page)
def _get_corresponding_page(self, button, matrix):
y, x = button.coordinate
return x + y * matrix.width
def _quantize_page_index(self, page_index, quant):
page_length = self._page_length_in_beats
return quant * float(int(page_length * page_index / quant))
def _clear_page(self, page):
page_start, page_end = self._selected_pages_time_range(page)
notes = self._sequencer_clip.get_notes(page_start, 0, page_end, 128)
if len(notes) > 0:
self._sequencer_clip.remove_notes(page_start, 0,
page_end - page_start, 128)
self._notification_reference = self.show_notification(
MessageBoxText.PAGE_CLEARED)
else:
self._notification_reference = self.show_notification(
MessageBoxText.CANNOT_CLEAR_EMPTY_PAGE)
def _selected_pages_time_range(self, page):
page_start = 0
page_end = 0
page_length = self._page_length_in_beats
if self._loop_length > page_length:
range_start, range_end = self._selected_pages_range()
page_start = range_start * page_length
page_end = range_end * page_length
else:
page_start = page * page_length
page_end = page_start + page_length
return (page_start, page_end)
def _add_page_to_duplicator(self, page):
page_start, page_end = self._selected_pages_time_range(page)
self._step_duplicator.add_step(page_start,
page_end,
nudge_offset=0,
is_page=True)
def _on_press_loop_selector_matrix(self, page):
def create_clip(pages):
measure = self._one_measure_in_beats
length = self._quantize_page_index(pages, measure) + measure
create_clip_in_selected_slot(self._clip_creator, self.song, length)
def handle_page_press_on_clip(page):
l_start, l_length = self._get_loop_in_pages()
page_in_loop = l_start <= page < l_start + l_length
buttons_pressed = len(self._pressed_pages)
if buttons_pressed == 1 and page_in_loop:
self._try_select_page(page)
elif buttons_pressed > 1 or not page_in_loop:
self._try_set_loop()
if self._step_duplicator.is_duplicating:
self._add_page_to_duplicator(page)
if self.delete_button.is_pressed:
self._clear_page(page)
self._pressed_pages.append(page)
absolute_page = page + self.page_offset
if not self.select_button.is_pressed:
if not liveobj_valid(
self._sequencer_clip
) and not self.song.view.highlighted_clip_slot.has_clip:
create_clip(absolute_page)
elif liveobj_valid(self._sequencer_clip):
handle_page_press_on_clip(absolute_page)
elif not self.is_following:
self._try_select_page(absolute_page)
def _try_select_page(self, page):
step_time = page * self._page_length_in_beats
if self._paginator.select_page_in_point(step_time):
self.is_following = False
return True
return False
def _try_set_loop(self):
did_set_loop = False
if liveobj_valid(self._sequencer_clip):
if not clip_is_new_recording(self._sequencer_clip):
lowest_page = min(self._pressed_pages) + self.page_offset
if self._try_select_page(lowest_page):
self._set_loop_in_live()
did_set_loop = True
if did_set_loop:
self.is_following = True
return did_set_loop
def _set_loop_in_live(self):
quant = self._page_length_in_beats
start_page = min(self._pressed_pages) + self.page_offset
end_page = max(self._pressed_pages) + self.page_offset
loop_start = self._quantize_page_index(start_page, quant)
loop_end = self._quantize_page_index(end_page, quant) + quant
set_loop(self._sequencer_clip, loop_start, loop_end)
self._sequencer_clip.view.show_loop()
@property
def _page_length_in_beats(self):
return clamp(self._paginator.page_length, 0.25,
self._one_measure_in_beats)
@property
def _one_measure_in_beats(self):
return self._measure_length * self.song.signature_numerator / self.song.signature_denominator
@property
def page_offset(self):
def zero_if_none(n):
if n is None:
return 0
else:
return n
width = zero_if_none(self.loop_selector_matrix.width)
height = zero_if_none(self.loop_selector_matrix.height)
size = max(width * height, 1)
page_index = self._paginator.page_index
page_length = self._paginator.page_length
selected_page_index = int(page_index * page_length /
self._page_length_in_beats)
return size * int(selected_page_index / size)
class SessionRecordingComponent(SessionRecordingComponentBase):
record_stop_button = ButtonControl()
@record_stop_button.pressed
def record_stop_button(self, _):
self.song.session_record = False
class TrackMixerControlComponent(Component):
__events__ = (u'parameters', u'scroll_offset', u'items')
BUTTON_SKIN = dict(color='TrackControlView.ButtonOff',
pressed_color='TrackControlView.ButtonOn',
disabled_color='TrackControlView.ButtonDisabled')
controls = control_list(MappedSensitivitySettingControl)
scroll_right_button = ButtonControl(**BUTTON_SKIN)
scroll_left_button = ButtonControl(**BUTTON_SKIN)
@depends(tracks_provider=None,
real_time_mapper=None,
register_real_time_data=None)
def __init__(self,
real_time_mapper=None,
register_real_time_data=None,
tracks_provider=None,
*a,
**k):
assert liveobj_valid(real_time_mapper)
assert tracks_provider is not None
super(TrackMixerControlComponent, self).__init__(*a, **k)
self._tracks_provider = tracks_provider
self._on_return_tracks_changed.subject = self.song
self.real_time_meter_channel = RealTimeDataComponent(
parent=self,
real_time_mapper=real_time_mapper,
register_real_time_data=register_real_time_data,
channel_type='meter')
self._scroll_offset = 0
self._items = []
self._number_return_tracks = self._number_sends()
self._update_scroll_buttons()
self.__on_selected_item_changed.subject = self._tracks_provider
self.__on_selected_item_changed()
return
def set_controls(self, controls):
self.controls.set_control_element(controls)
self._update_controls()
@listens('panning_mode')
def __on_pan_mode_changed(self):
self._update_controls()
self._update_scroll_offset()
@listens('selected_item')
def __on_selected_item_changed(self):
self._update_scroll_offset()
self._update_real_time_channel_id()
mixer = self._tracks_provider.selected_item.mixer_device
self.__on_pan_mode_changed.subject = mixer if has_pan_mode(
mixer) else None
self.__on_pan_mode_changed()
return
def update(self):
super(TrackMixerControlComponent, self).update()
if self.is_enabled():
self._update_controls()
self._update_scroll_buttons()
self._update_real_time_channel_id()
def _update_real_time_channel_id(self):
self.real_time_meter_channel.set_data(
self._tracks_provider.selected_item.mixer_device)
def _update_controls(self):
if self.is_enabled():
assign_parameters(self.controls,
self.parameters[self.scroll_offset:])
self.notify_parameters()
@property
def parameters(self):
return self._get_track_mixer_parameters()
@property
def scroll_offset(self):
return self._scroll_offset
@listens('return_tracks')
def _on_return_tracks_changed(self):
self._update_controls()
self._update_scroll_offset()
def _number_sends(self):
mixable = self._tracks_provider.selected_item
if mixable != self.song.master_track:
return len(mixable.mixer_device.sends)
return 0
def _max_return_tracks(self):
mixer = self._tracks_provider.selected_item.mixer_device
if is_set_to_split_stereo(mixer):
return 5
return 6
def _update_scroll_offset(self):
new_number_return_tracks = self._number_sends()
max_return_tracks = self._max_return_tracks()
if max_return_tracks <= new_number_return_tracks < self._number_return_tracks and max_return_tracks + self._scroll_offset > new_number_return_tracks:
delta = min(new_number_return_tracks - self._number_return_tracks,
0)
self._scroll_controls(delta)
elif new_number_return_tracks < max_return_tracks or self._tracks_provider.selected_item == self.song.master_track:
self._scroll_offset = 0
self._update_controls()
self._update_scroll_buttons()
self._number_return_tracks = new_number_return_tracks
def _get_track_mixer_parameters(self):
mixer_params = []
if self._tracks_provider.selected_item:
mixer = self._tracks_provider.selected_item.mixer_device
mixer_params = [mixer.volume]
if is_set_to_split_stereo(mixer):
mixer_params += [
mixer.left_split_stereo, mixer.right_split_stereo
]
else:
mixer_params += [mixer.panning]
mixer_params += list(mixer.sends)
return mixer_params
@scroll_right_button.pressed
def scroll_right_button(self, button):
self._scroll_controls(1)
@scroll_left_button.pressed
def scroll_left_button(self, button):
self._scroll_controls(-1)
def _update_scroll_buttons(self):
if self.is_enabled():
num_return_tracks = self._number_sends()
self.scroll_right_button.enabled = num_return_tracks > self._max_return_tracks(
) + self._scroll_offset
self.scroll_left_button.enabled = self._scroll_offset > 0
self._update_view_slots()
@property
def items(self):
return self._items
def _update_view_slots(self):
self._items = [IconItemSlot() for _ in xrange(6)]
self._items.append(
IconItemSlot(icon='page_left.svg' if self.scroll_left_button.
enabled else ''))
self._items.append(
IconItemSlot(icon='page_right.svg' if self.scroll_right_button.
enabled else ''))
self.notify_items()
def _scroll_controls(self, delta):
num_return_tracks = self._number_sends()
self._scroll_offset = clamp(
self._scroll_offset + delta, 0, num_return_tracks
if num_return_tracks > self._max_return_tracks() else 0)
self.notify_scroll_offset()
self._update_controls()
self._update_scroll_buttons()
class NoteSettingsComponentBase(Component):
__events__ = (u'setting_changed', u'full_velocity')
full_velocity_button = ButtonControl()
def __init__(self, grid_resolution=None, *a, **k):
super(NoteSettingsComponentBase, self).__init__(*a, **k)
self._settings = []
self._encoders = []
self._create_settings(grid_resolution)
def _create_settings(self, grid_resolution):
self._add_setting(NoteNudgeSetting(grid_resolution=grid_resolution))
self._add_setting(
NoteLengthCoarseSetting(grid_resolution=grid_resolution))
self._add_setting(
NoteLengthFineSetting(grid_resolution=grid_resolution))
self._add_setting(NoteVelocitySetting(grid_resolution=grid_resolution))
def _add_setting(self, setting):
assert len(self._settings) < 8, 'Cannot show more than 8 settings'
self._settings.append(setting)
self._update_encoders()
self.register_disconnectable(setting)
self.register_slot(setting, self.notify_setting_changed,
'setting_changed')
@property
def number_of_settings(self):
return len(self._settings)
def set_info_message(self, message):
pass
def set_encoder_controls(self, encoders):
self._encoders = encoders or []
self._update_encoders()
def set_min_max(self, index, min_max_value):
setting_for_index = [
i for i in self._settings if i.attribute_index == index
]
for setting in setting_for_index:
setting.set_min_max(min_max_value)
@full_velocity_button.pressed
def full_velocity_button(self, button):
if self.is_enabled():
self.notify_full_velocity()
def _update_encoders(self):
if self.is_enabled() and self._encoders:
for encoder, setting in izip_longest(
self._encoders[-len(self._settings):], self._settings):
setting.encoder.set_control_element(encoder)
else:
map(lambda setting: setting.encoder.set_control_element(None),
self._settings)
def update(self):
super(NoteSettingsComponentBase, self).update()
self._update_encoders()
class ActionsComponent(Component):
actions_display = TextDisplayControl(segments=ACTION_NAMES)
actions_color_fields = control_list(ColorSysexControl, len(ACTION_NAMES))
actions_selection_fields = control_list(BinaryControl, len(ACTION_NAMES))
undo_button = ButtonControl(color='Action.Available')
redo_button = ButtonControl(color='Action.Available')
capture_midi_button = ButtonControl()
metronome_button = ToggleButtonControl(
toggled_color='Transport.MetronomeOn',
untoggled_color='Transport.MetronomeOff')
def __init__(self, *a, **k):
super(ActionsComponent, self).__init__(*a, **k)
self.__on_can_capture_midi_changed.subject = self.song
self.__on_can_capture_midi_changed()
self.actions_color_fields[
METRONOME_DISPLAY_INDEX].color = 'Transport.MetronomeOn'
self.actions_color_fields[
UNDO_DISPLAY_INDEX].color = 'Action.Available'
self.actions_color_fields[
REDO_DISPLAY_INDEX].color = 'Action.Available'
self.__on_metronome_changed.subject = self.song
self.__on_metronome_changed()
@property
def capture_midi_display(self):
return self.actions_display[CAPTURE_DISPLAY_INDEX]
@capture_midi_display.setter
def capture_midi_display(self, string):
self.actions_display[CAPTURE_DISPLAY_INDEX] = string
@property
def capture_midi_color_field(self):
return self.actions_color_fields[CAPTURE_DISPLAY_INDEX]
@property
def capture_midi_selection_field(self):
return self.actions_selection_fields[CAPTURE_DISPLAY_INDEX]
@undo_button.pressed
def undo_button(self, _):
if self.song.can_undo:
self.song.undo()
@redo_button.pressed
def redo_button(self, _):
if self.song.can_redo:
self.song.redo()
@capture_midi_button.pressed
def capture_midi_button(self, _):
try:
self.song.capture_midi()
except RuntimeError:
pass
@metronome_button.toggled
def metronome_button(self, toggled, _):
self.song.metronome = toggled
@listens('can_capture_midi')
def __on_can_capture_midi_changed(self):
self._update_capture_midi_controls()
@listens('metronome')
def __on_metronome_changed(self):
self._update_metronome_controls()
def _update_capture_midi_controls(self):
can_capture_midi = self.song.can_capture_midi
self.capture_midi_button.enabled = can_capture_midi
self.capture_midi_display = 'capture' if can_capture_midi else ''
self.capture_midi_color_field.color = 'DefaultButton.On' if can_capture_midi else 'DefaultButton.Disabled'
self.capture_midi_selection_field.is_on = can_capture_midi
def _update_metronome_controls(self):
metronome = self.song.metronome
self.metronome_button.is_toggled = metronome
self.actions_selection_fields[
METRONOME_DISPLAY_INDEX].is_on = metronome
class ChannelStripComponent(ChannelStripComponentBase, Messenger):
empty_color = 'DefaultButton.Disabled'
monitoring_state_button = ButtonControl()
pan_encoder_color_field = ColorSysexControl()
track_color_field = ColorSysexControl()
volume_led = ColorSysexControl()
track_selection_field = BinaryControl()
def __init__(self, *a, **k):
(super(ChannelStripComponent, self).__init__)(*a, **k)
self._pan_value_display_data_source = DisplayDataSource()
self._ChannelStripComponent__on_selected_track_changed.subject = self.song.view
@property
def pan_value_display_data_source(self):
return self._pan_value_display_data_source
def set_track(self, track):
super(ChannelStripComponent, self).set_track(track)
self._update_pan_encoder_color_field()
self._update_track_selection_field()
self._update_listeners()
def set_volume_control(self, control):
super(ChannelStripComponent, self).set_volume_control(control)
self._ChannelStripComponent__on_volume_control_value_received.subject = control
def set_pan_control(self, control):
if control != None:
control.mapping_sensitivity = CONTINUOUS_MAPPING_SENSITIVITY
super(ChannelStripComponent, self).set_pan_control(control)
def set_send_controls(self, controls):
for control in controls or []:
if control != None:
control.mapping_sensitivity = CONTINUOUS_MAPPING_SENSITIVITY
super(ChannelStripComponent, self).set_send_controls(controls)
@monitoring_state_button.pressed
def monitoring_state_button(self, _):
if has_monitoring_state(self.track):
self.track.current_monitoring_state = (
self.track.current_monitoring_state + 1) % len(
monitoring_states.values)
self._message_monitoring_state()
def _message_monitoring_state(self):
track = self.track
self.message(
track.name, 'Monitor {}'.format(
MONITORING_STATES_TO_STR[track.current_monitoring_state]))
def _update_monitoring_state_button(self):
color = self.empty_color
if liveobj_valid(self.track):
if has_monitoring_state(self.track):
color = 'Monitor.{}'.format(MONITORING_STATES_TO_STR[
self.track.current_monitoring_state])
else:
color = 'Monitor.Disabled'
self.monitoring_state_button.color = color
def _update_volume_led(self):
track = self.track
value = (0, 0, 0)
if liveobj_valid(track):
value = tuple([
clamp(
int(
old_round(
old_div(
channel * normalized_parameter_value(
track.mixer_device.volume), 2))), 0, 127)
for channel in hex_to_channels(track.color)
])
self.volume_led.color = SysexRGBColor(value)
def _message_volume_value(self):
track = self.track
if liveobj_valid(track):
self.message(track.name, str(track.mixer_device.volume))
def _update_pan_encoder_color_field(self):
self.pan_encoder_color_field.color = 'Mixer.Pan' if liveobj_valid(
self.track) else 'DefaultButton.Disabled'
def _update_pan_value_display(self):
track = self.track
self.pan_value_display_data_source.set_display_string(
str(track.mixer_device.panning) if liveobj_valid(track) else '')
def _update_track_color_field(self):
self.track_color_field.color = color_for_track(self.track)
def _update_select_button(self):
track = self.track
color = 'DefaultButton.Disabled'
if liveobj_valid(track):
if track == self.song.view.selected_track:
color = color_for_track(track)
else:
color = 'Mixer.TrackSelect'
self.select_button.color = color
def _update_track_selection_field(self):
self.track_selection_field.is_on = self.track == self.song.view.selected_track
@listens('current_monitoring_state')
def __on_track_monitoring_state_changed(self):
self._update_monitoring_state_button()
@listens('value')
def __on_volume_changed(self):
self._update_volume_led()
@listens('value')
def __on_pan_changed(self):
self._update_pan_value_display()
@listens('color')
def __on_track_color_changed(self):
self._update_track_color_field()
self._update_select_button()
self._update_volume_led()
@listens('selected_track')
def __on_selected_track_changed(self):
self._update_select_button()
self._update_track_selection_field()
@listens('value')
def __on_volume_control_value_received(self, _):
self._message_volume_value()
def _update_listeners(self):
track = self.track
self._ChannelStripComponent__on_track_monitoring_state_changed.subject = track
self._ChannelStripComponent__on_track_monitoring_state_changed()
self._ChannelStripComponent__on_volume_changed.subject = track.mixer_device.volume if liveobj_valid(
track) else None
self._ChannelStripComponent__on_volume_changed()
self._ChannelStripComponent__on_pan_changed.subject = track.mixer_device.panning if liveobj_valid(
track) else None
self._ChannelStripComponent__on_pan_changed()
self._ChannelStripComponent__on_track_color_changed.subject = track if liveobj_valid(
track) else None
self._ChannelStripComponent__on_track_color_changed()
class DeviceSelectorComponent(Component):
assign_button = ButtonControl(color = 'DeviceSelector.AssignOff', pressed_color = 'DeviceSelector.AssignOn')
def __init__(self, script, prefix = '@d', *a, **k):
super(DeviceSelectorComponent, self).__init__(*a, **k)
self.log_message = script.log_message
self._script = script
self._prefix = prefix
self._offset = 0
self._buttons = []
self._device_registry = []
self._watched_device = None
self._device_colors = DEVICE_COLORS
self._selected_colorshift = SELECTED_COLORSHIFT
self._device_listener.subject = self.song
self._device_listener()
self._off_value = 0
def disconnect(self, *a, **k):
super(DeviceSelectorComponent, self).disconnect()
def set_offset(self, offset):
self._offset = offset
self.update()
def set_matrix(self, matrix):
buttons = []
if not matrix is None:
for button, address in matrix.iterbuttons():
#self._script.log_message('button is: ' + str(button))
if not button is None:
button.use_default_message()
if hasattr(button, 'set_enabled'):
button.set_enabled(True)
elif hasattr(button, 'suppress_script_forwarding'):
button.suppress_script_forwarding = False
buttons.append(button)
self.set_buttons(buttons)
def set_buttons(self, buttons):
for button in self._buttons:
button and button.reset()
self._buttons = buttons or []
self._on_button_value.replace_subjects(self._buttons)
self.update()
def set_assign_button(self, button):
debug('set assign button:', button)
self.assign_button.set_control_element(button)
@listens_group('value')
def _on_button_value(self, value, sender):
if self.is_enabled():
if value:
if self.assign_button.is_pressed:
self.assign_device(self._buttons.index(sender))
else:
self.select_device(self._buttons.index(sender))
def assign_device(self, index):
device = self.song.appointed_device
if not device is None and hasattr(device, 'name'):
prefix = str(self._prefix)+'_'
offset = self._offset
key = prefix + str(index + 1 + offset)
name = device.name.split(' ')
if key in name:
name.remove(key)
else:
old_entry = self._device_registry[index]
if old_entry and hasattr(old_entry, 'name'):
old_name = old_entry.name.split(' ')
if key in old_name:
old_name.remove(key)
old_entry.name = ' '.join(old_name)
for sub in name:
sub.startswith(prefix) and name.remove(sub)
name.insert(0, key)
device.name = ' '.join(name)
self.scan_all()
self.update()
def select_device(self, index):
if self.is_enabled():
preset = None
if index < len(self._device_registry):
preset = self._device_registry[index]
if not preset is None and isinstance(preset, Live.Device.Device):
self.song.view.select_device(preset)
self._script._device_provider.device = preset
#self._script.set_appointed_device(preset)
try:
self._script.monomodular.is_mod(preset) and self._script.modhandler.select_mod(self._script.monomodular.is_mod(preset))
except:
pass
self.update()
def scan_all(self):
#debug('scan all--------------------------------')
self._device_registry = [None for index in range(len(self._buttons))]
prefix = str(self._prefix)+':'
prefix2 = str(self._prefix)+'_'
offset = self._offset
preset = None
tracks = self.song.tracks + self.song.return_tracks + tuple([self.song.master_track])
for track in tracks:
for device in enumerate_track_device(track):
for index, entry in enumerate(self._device_registry):
key = str(prefix + str(index + 1 + offset))
key2 = str(prefix2 + str(index + 1 + offset))
if device.name.startswith(key+' ') or device.name == key:
self._device_registry[index] = device
elif device.name.startswith(key2+' ') or device.name == key2:
self._device_registry[index] = device
elif (device.name.startswith('*' +key+' ') or device.name == ('*' +key)) and device.can_have_chains and len(device.chains) and len(device.chains[0].devices):
self._device_registry[index] = device.chains[0].devices[0]
self.update()
#debug('device registry: ' + str(self._device_registry))
@listens('appointed_device')
def _device_listener(self, *a, **k):
#debug('device_listener')
self._on_name_changed.subject = self.song.appointed_device
self._watched_device = self.song.appointed_device
if self.is_enabled():
self.update()
@listens('name')
def _on_name_changed(self):
#debug('on name changed')
if self._watched_device == self.song.appointed_device:
self.scan_all()
def on_enabled_changed(self):
if self.is_enabled():
self.update()
def update(self):
if self.is_enabled():
if len(self._device_registry) != len(self._buttons):
self.scan_all()
name = 'None'
dev = self.song.appointed_device
offset = self._offset
if self._buttons:
for index in range(len(self._buttons)):
preset = self._device_registry[index]
button = self._buttons[index]
if isinstance(button, ButtonElement):
if isinstance(preset, Live.Device.Device) and hasattr(preset, 'name'):
name = preset.name
dev_type = preset.type
dev_class = preset.class_name
val = (dev_class in self._device_colors and self._device_colors[dev_class]) or (dev_type in self._device_colors and self._device_colors[dev_type]) or 7
selected_shift = (dev == preset)*self._selected_colorshift
button.send_value(val + selected_shift)
else:
button.send_value(self._off_value)
class ScalesComponent(Component):
__events__ = ('close', )
root_note_buttons = control_list(RadioButtonControl,
control_count=len(ROOT_NOTES),
checked_color='Scales.OptionOn',
unchecked_color='Scales.OptionOff')
in_key_toggle_button = ToggleButtonControl(
toggled_color='Scales.OptionOn', untoggled_color='Scales.OptionOn')
fixed_toggle_button = ToggleButtonControl(
toggled_color='Scales.OptionOn', untoggled_color='Scales.OptionOff')
scale_encoders = control_list(StepEncoderControl)
close_button = ButtonControl(color='Scales.Close')
def __init__(self, note_layout=None, *a, **k):
raise note_layout is not None or AssertionError
super(ScalesComponent, self).__init__(*a, **k)
self._note_layout = note_layout
self._scale_list = list(SCALES)
self._scale_name_list = map(lambda m: m.name, self._scale_list)
self._selected_scale_index = -1
self._selected_root_note_index = -1
self.in_key_toggle_button.connect_property(note_layout, 'is_in_key')
self.fixed_toggle_button.connect_property(note_layout, 'is_fixed')
self.__on_root_note_changed.subject = self._note_layout
self.__on_scale_changed.subject = self._note_layout
self.__on_root_note_changed(note_layout.root_note)
self.__on_scale_changed(note_layout.scale)
@root_note_buttons.pressed
def root_note_buttons(self, button):
self._note_layout.root_note = ROOT_NOTES[button.index]
@listens('root_note')
def __on_root_note_changed(self, root_note):
self._selected_root_note_index = list(ROOT_NOTES).index(root_note)
self.root_note_buttons.checked_index = self._selected_root_note_index
self.notify_selected_root_note_index()
@property
def root_note_names(self):
return [NOTE_NAMES[note] for note in ROOT_NOTES]
@listenable_property
def selected_root_note_index(self):
return self._selected_root_note_index
@scale_encoders.value
def scale_encoders(self, value, encoder):
index = clamp(self._selected_scale_index + value, 0,
len(self._scale_list) - 1)
self._note_layout.scale = self._scale_list[index]
@property
def scale_names(self):
return self._scale_name_list
@listenable_property
def selected_scale_index(self):
return self._selected_scale_index
@listens('scale')
def __on_scale_changed(self, scale):
index = self._scale_list.index(
scale) if scale in self._scale_list else -1
if index != self._selected_scale_index:
self._selected_scale_index = index
self.notify_selected_scale_index()
@close_button.pressed
def close_button(self, button):
self.notify_close()
@property
def note_layout(self):
return self._note_layout
class MixerComponent(MixerComponentBase):
num_sends_control = SendValueControl()
master_button = ButtonControl()
def __init__(self, *a, **k):
super(MixerComponent, self).__init__(*a, **k)
self._last_selected_track = None
self._last_track_offset = None
self.__on_offsets_changed.subject = self._provider
self.__on_offsets_changed(self._provider.track_offset,
self._provider.scene_offset)
return
def __getattr__(self, name):
if name.startswith(b'set_') and name.endswith(b's'):
return partial(self._set_channel_strip_controls, name[4:-1])
raise AttributeError
def on_num_sends_changed(self):
self.num_sends_control.value = clamp(self.num_sends, 0, MAX_NUM_SENDS)
@property
def max_track_offset(self):
return max(
0,
len(self._provider.tracks_to_use()) - self._provider.num_tracks)
def _on_selected_track_changed(self):
selected_track = self.song.view.selected_track
button_color = b'DefaultButton.On'
if selected_track != self.song.master_track:
self._last_selected_track = selected_track
button_color = b'DefaultButton.Off'
self.master_button.color = button_color
@listens(b'offset')
def __on_offsets_changed(self, track_offset, _):
max_track_offset = self.max_track_offset
if max_track_offset == 0 or track_offset < max_track_offset:
self._last_track_offset = track_offset
def set_send_controls(self, controls):
self._send_controls = controls
for strip, row in izip_longest(self._channel_strips,
controls.rows() if controls else []):
strip.set_send_controls(row)
def set_send_value_displays(self, displays):
for strip, row in izip_longest(self._channel_strips,
displays.rows() if displays else []):
strip.set_send_value_displays(row)
def set_selected_track_mute_button(self, button):
self._selected_strip.mpc_mute_button.set_control_element(button)
set_selected_track_arm_button = forward_property(b'_selected_strip')(
b'set_arm_button')
set_selected_track_solo_button = forward_property(b'_selected_strip')(
b'set_solo_button')
def set_track_type_controls(self, controls):
for strip, control in izip_longest(self._channel_strips, controls
or []):
strip.track_type_control.set_control_element(control)
def _set_channel_strip_controls(self, name, controls):
for strip, control in izip_longest(self._channel_strips, controls
or []):
set_method = getattr(strip, (b'set_{}').format(name), None)
if not set_method:
set_method = getattr(strip, name, None).set_control_element
set_method(control)
return
def set_solo_mute_buttons(self, buttons):
for strip, button in izip_longest(self._channel_strips, buttons or []):
strip.solo_mute_button.set_control_element(button)
@master_button.pressed
def master_button_value(self, _button):
master_track = self.song.master_track
if self.song.view.selected_track != master_track:
self.song.view.selected_track = master_track
else:
self.song.view.selected_track = self._last_selected_track if liveobj_valid(
self._last_selected_track) else self.song.tracks[0]
if self._provider.track_offset < self.max_track_offset:
self._provider.track_offset = self.max_track_offset
else:
self._provider.track_offset = self._last_track_offset
class BrowserComponent(Component, Messenger):
__events__ = (u'loaded', u'close')
NUM_ITEMS_PER_COLUMN = 6
NUM_VISIBLE_BROWSER_LISTS = 7
NUM_COLUMNS_IN_EXPANDED_LIST = 3
EXPAND_LIST_TIME = 1.5
REVEAL_PREVIEW_LIST_TIME = 0.2
MIN_TIME = 0.6
MAX_TIME = 1.4
MIN_TIME_TEXT_LENGTH = 30
MAX_TIME_TEXT_LENGTH = 70
up_button = ButtonControl(repeat=True)
down_button = ButtonControl(repeat=True)
right_button = ButtonControl(repeat=True, **NAVIGATION_COLORS)
left_button = ButtonControl(repeat=True, **NAVIGATION_COLORS)
back_button = ButtonControl(**NAVIGATION_COLORS)
open_button = ButtonControl(**NAVIGATION_COLORS)
load_button = ButtonControl(**NAVIGATION_COLORS)
close_button = ButtonControl()
prehear_button = ToggleButtonControl(toggled_color='Browser.Option', untoggled_color='Browser.OptionDisabled')
scroll_encoders = control_list(StepEncoderControl, num_steps=10, control_count=NUM_VISIBLE_BROWSER_LISTS)
scroll_focused_encoder = StepEncoderControl(num_steps=10)
scrolling = listenable_property.managed(False)
horizontal_navigation = listenable_property.managed(False)
list_offset = listenable_property.managed(0)
can_enter = listenable_property.managed(False)
can_exit = listenable_property.managed(False)
context_color_index = listenable_property.managed(-1)
context_text = listenable_property.managed('')
@depends(commit_model_changes=None, selection=None)
def __init__(self, preferences=dict(), commit_model_changes=None, selection=None, main_modes_ref=None, *a, **k):
assert commit_model_changes is not None
super(BrowserComponent, self).__init__(*a, **k)
self._lists = []
self._browser = Live.Application.get_application().browser
self._current_hotswap_target = self._browser.hotswap_target
self._updating_root_items = BooleanContext()
self._focused_list_index = 0
self._commit_model_changes = commit_model_changes
self._preferences = preferences
self._expanded = False
self._unexpand_with_scroll_encoder = False
self._delay_preview_list = BooleanContext()
self._selection = selection
self._main_modes_ref = main_modes_ref if main_modes_ref is not None else nop
self._load_neighbour_overlay = LoadNeighbourOverlayComponent(parent=self, is_enabled=False)
self._content_filter_type = None
self._content_hotswap_target = None
self._preview_list_task = self._tasks.add(task.sequence(task.wait(self.REVEAL_PREVIEW_LIST_TIME), task.run(self._replace_preview_list_by_task))).kill()
self._update_root_items()
self._update_navigation_buttons()
self._update_context()
self.prehear_button.is_toggled = preferences.setdefault('browser_prehear', True)
self._on_selected_track_color_index_changed.subject = self.song.view
self._on_selected_track_name_changed.subject = self.song.view
self._on_detail_clip_name_changed.subject = self.song.view
self._on_hotswap_target_changed.subject = self._browser
self._on_load_next.subject = self._load_neighbour_overlay
self._on_load_previous.subject = self._load_neighbour_overlay
self._on_focused_item_changed.subject = self
self.register_slot(self, self.notify_focused_item, 'focused_list_index')
def auto_unexpand():
self.expanded = False
self._update_list_offset()
self._unexpand_task = self._tasks.add(task.sequence(task.wait(self.EXPAND_LIST_TIME), task.run(auto_unexpand))).kill()
return
@up_button.pressed
def up_button(self, button):
with self._delay_preview_list():
self.focused_list.select_index_with_offset(-1)
self._update_auto_expand()
self._update_scrolling()
self._update_horizontal_navigation()
@up_button.released
def up_button(self, button):
self._finish_preview_list_task()
self._update_scrolling()
@down_button.pressed
def down_button(self, button):
with self._delay_preview_list():
self.focused_list.select_index_with_offset(1)
self._update_auto_expand()
self._update_scrolling()
self._update_horizontal_navigation()
@down_button.released
def down_button(self, button):
self._finish_preview_list_task()
self._update_scrolling()
@right_button.pressed
def right_button(self, button):
if self._expanded and self._can_auto_expand() and self._focused_list_index > 0:
self.focused_list.select_index_with_offset(self.NUM_ITEMS_PER_COLUMN)
self._update_scrolling()
self.horizontal_navigation = True
elif not self._enter_selected_item():
self._update_auto_expand()
@right_button.released
def right_button(self, button):
self._update_scrolling()
@left_button.pressed
def left_button(self, button):
if self._expanded and self._focused_list_index > 0 and self.focused_list.selected_index >= self.NUM_ITEMS_PER_COLUMN:
self.focused_list.select_index_with_offset(-self.NUM_ITEMS_PER_COLUMN)
self._update_scrolling()
self.horizontal_navigation = True
else:
self._exit_selected_item()
@left_button.released
def left_button(self, button):
self._update_scrolling()
@open_button.pressed
def open_button(self, button):
self._enter_selected_item()
@back_button.pressed
def back_button(self, button):
self._exit_selected_item()
@scroll_encoders.touched
def scroll_encoders(self, encoder):
list_index = self._get_list_index_for_encoder(encoder)
if list_index is not None:
try:
if self._focus_list_with_index(list_index, crop=False):
self._unexpand_with_scroll_encoder = True
self._prehear_selected_item()
if self.focused_list.selected_item.is_loadable and encoder.index == self.scroll_encoders.control_count - 1:
self._update_list_offset()
self._on_encoder_touched()
except CannotFocusListError:
pass
return
@scroll_encoders.released
def scroll_encoders(self, encoders):
self._on_encoder_released()
@scroll_encoders.value
def scroll_encoders(self, value, encoder):
list_index = self._get_list_index_for_encoder(encoder)
if list_index is not None:
try:
if self._focus_list_with_index(list_index):
self._unexpand_with_scroll_encoder = True
self._on_encoder_value(value)
except CannotFocusListError:
pass
return
@scroll_focused_encoder.value
def scroll_focused_encoder(self, value, encoder):
self._on_encoder_value(value)
@scroll_focused_encoder.touched
def scroll_focused_encoder(self, encoder):
self._on_encoder_touched()
@scroll_focused_encoder.released
def scroll_focused_encoder(self, encoder):
self._on_encoder_released()
def _on_encoder_value(self, value):
with self._delay_preview_list():
self.focused_list.select_index_with_offset(value)
first_visible_list_focused = self.focused_list_index == self.list_offset
if self.expanded and first_visible_list_focused:
self.expanded = False
self._unexpand_with_scroll_encoder = True
elif not first_visible_list_focused and not self.expanded and self._can_auto_expand():
self._update_auto_expand()
self._unexpand_with_scroll_encoder = True
self._update_scrolling()
self._update_horizontal_navigation()
def _on_encoder_touched(self):
self._unexpand_task.kill()
self._update_scrolling()
self._update_horizontal_navigation()
def _on_encoder_released(self):
any_encoder_touched = any(imap(lambda e: e.is_touched, self.scroll_encoders)) or self.scroll_focused_encoder.is_touched
if not any_encoder_touched and self._unexpand_with_scroll_encoder:
self._unexpand_task.restart()
self._update_scrolling()
def _get_list_index_for_encoder(self, encoder):
if self.expanded:
if encoder.index == 0:
return self.list_offset
return self.list_offset + 1
else:
index = self.list_offset + encoder.index
if self.focused_list_index + 1 == index and self.should_widen_focused_item:
index = self.focused_list_index
if 0 <= index < len(self._lists):
return index
return
return
@load_button.pressed
def load_button(self, button):
self._load_selected_item()
@prehear_button.toggled
def prehear_button(self, toggled, button):
if toggled:
self._prehear_selected_item()
else:
self._browser.stop_preview()
self._preferences['browser_prehear'] = toggled
self.notify_prehear_enabled()
@close_button.pressed
def close_button(self, button):
self.notify_close()
@listenable_property
def lists(self):
return self._lists
@listenable_property
def focused_list_index(self):
return self._focused_list_index
@listenable_property
def prehear_enabled(self):
return self.prehear_button.is_toggled
@property
def focused_list(self):
return self._lists[self._focused_list_index]
@listenable_property
def focused_item(self):
return self.focused_list.selected_item
@listenable_property
def expanded(self):
return self._expanded
@property
def load_neighbour_overlay(self):
return self._load_neighbour_overlay
@listenable_property
def should_widen_focused_item(self):
return self.focused_item.is_loadable and not self.focused_item.is_device
@property
def context_display_type(self):
return 'custom_button'
def disconnect(self):
super(BrowserComponent, self).disconnect()
self._lists = []
self._commit_model_changes = None
return
@expanded.setter
def expanded(self, expanded):
if self._expanded != expanded:
self._expanded = expanded
self._unexpand_with_scroll_encoder = False
self._update_navigation_buttons()
if len(self._lists) > self._focused_list_index + 1:
self._lists[(self._focused_list_index + 1)].limit = self.num_preview_items
self.notify_expanded()
@listens('selected_track.color_index')
def _on_selected_track_color_index_changed(self):
if self.is_enabled():
self._update_context()
self._update_navigation_buttons()
@listens('selected_track.name')
def _on_selected_track_name_changed(self):
if self.is_enabled():
self._update_context()
@listens('detail_clip.name')
def _on_detail_clip_name_changed(self):
if self.is_enabled():
self._update_context()
@listens('hotswap_target')
def _on_hotswap_target_changed(self):
if self.is_enabled():
if not self._switched_to_empty_pad():
self._update_root_items()
self._update_context()
self._update_list_offset()
self._update_load_neighbour_overlay_visibility()
else:
self._load_neighbour_overlay.set_enabled(False)
self._current_hotswap_target = self._browser.hotswap_target
@listens('focused_item')
def _on_focused_item_changed(self):
self.notify_should_widen_focused_item()
@property
def browse_for_audio_clip(self):
main_modes = self._main_modes_ref()
if main_modes is None:
return False
else:
has_midi_support = self.song.view.selected_track.has_midi_input
return not has_midi_support and 'clip' in main_modes.active_modes
def _switched_to_empty_pad(self):
hotswap_target = self._browser.hotswap_target
is_browsing_drumpad = isinstance(hotswap_target, Live.DrumPad.DrumPad)
was_browsing_pad = isinstance(self._current_hotswap_target, Live.DrumPad.DrumPad)
return is_browsing_drumpad and was_browsing_pad and len(hotswap_target.chains) == 0
def _focus_list_with_index(self, index, crop=True):
u"""
Focus the list with the given index.
Raises CannotFocusListError if the operation fails.
Returns True if a new list was focused and False if it was already focused.
"""
if self._focused_list_index != index:
if self._finish_preview_list_task():
if index >= len(self._lists):
raise CannotFocusListError()
assert 0 <= index < len(self._lists)
self._on_focused_selection_changed.subject = None
if self._focused_list_index > index and crop:
for l in self._lists[self._focused_list_index:]:
l.selected_index = -1
self._focused_list_index = index
self.focused_list.limit = -1
if self.focused_list.selected_index == -1:
self.focused_list.selected_index = 0
self.notify_focused_list_index()
self._on_focused_selection_changed.subject = self.focused_list
if crop:
self._crop_browser_lists(self._focused_list_index + 2)
if self._focused_list_index == len(self._lists) - 1:
self._replace_preview_list()
self._load_neighbour_overlay.set_enabled(False)
self._update_navigation_buttons()
return True
else:
return False
@listens('selected_index')
def _on_focused_selection_changed(self):
if self._delay_preview_list and not self.focused_item.is_loadable:
self._preview_list_task.restart()
else:
self._replace_preview_list()
self._update_navigation_buttons()
self._prehear_selected_item()
self._load_neighbour_overlay.set_enabled(False)
self.notify_focused_item()
def _get_actual_item(self, item):
contained_item = getattr(item, 'contained_item', None)
if contained_item is not None:
return contained_item
else:
return item
def _previous_can_be_loaded(self):
return self.focused_list.selected_index > 0 and self.focused_list.items[(self.focused_list.selected_index - 1)].is_loadable
def _next_can_be_loaded(self):
items = self.focused_list.items
return self.focused_list.selected_index < len(items) - 1 and items[(self.focused_list.selected_index + 1)].is_loadable
@listens('load_next')
def _on_load_next(self):
self.focused_list.selected_index += 1
self._load_selected_item()
@listens('load_previous')
def _on_load_previous(self):
self.focused_list.selected_index -= 1
self._load_selected_item()
def _update_load_neighbour_overlay_visibility(self):
self._load_neighbour_overlay.set_enabled(liveobj_valid(self._browser.hotswap_target) and (self._next_can_be_loaded() or self._previous_can_be_loaded()) and not self.focused_list.selected_item.is_device)
def _load_selected_item(self):
focused_list = self.focused_list
self._update_load_neighbour_overlay_visibility()
self._update_navigation_buttons()
item = self._get_actual_item(focused_list.selected_item)
self._load_item(item)
self.notify_loaded()
def _show_load_notification(self, item):
notification_text = self._make_notification_text(item)
text_length = len(notification_text)
notification_time = self.MIN_TIME
if text_length > self.MIN_TIME_TEXT_LENGTH:
if text_length > self.MAX_TIME_TEXT_LENGTH:
notification_time = self.MAX_TIME
else:
notification_time = self.MIN_TIME + (self.MAX_TIME - self.MIN_TIME) * float(text_length - self.MIN_TIME_TEXT_LENGTH) / (self.MAX_TIME_TEXT_LENGTH - self.MIN_TIME_TEXT_LENGTH)
self.show_notification(notification_text, notification_time=notification_time)
self._commit_model_changes()
def _make_notification_text(self, browser_item):
return 'Loading %s' % browser_item.name
def _load_item(self, item):
self._show_load_notification(item)
if liveobj_valid(self._browser.hotswap_target):
if isinstance(item, PluginPresetBrowserItem):
self._browser.hotswap_target.selected_preset_index = item.preset_index
else:
self._browser.load_item(item)
self._content_hotswap_target = self._browser.hotswap_target
else:
with self._insert_right_of_selected():
self._browser.load_item(item)
@contextmanager
def _insert_right_of_selected(self):
DeviceInsertMode = Live.Track.DeviceInsertMode
device_to_select = get_selection_for_new_device(self._selection)
if device_to_select:
self._selection.selected_object = device_to_select
selected_track_view = self.song.view.selected_track.view
selected_track_view.device_insert_mode = DeviceInsertMode.selected_right
yield
selected_track_view.device_insert_mode = DeviceInsertMode.default
def _prehear_selected_item(self):
if self.prehear_button.is_toggled and not self._updating_root_items:
self._browser.stop_preview()
item = self._get_actual_item(self.focused_list.selected_item)
if item and item.is_loadable and isinstance(item, Live.Browser.BrowserItem):
self._browser.preview_item(item)
def _stop_prehear(self):
if self.prehear_button.is_toggled and not self._updating_root_items:
self._browser.stop_preview()
def _update_navigation_buttons(self):
focused_list = self.focused_list
self.up_button.enabled = focused_list.selected_index > 0
self.down_button.enabled = focused_list.selected_index < len(focused_list.items) - 1
selected_item_loadable = self.focused_list.selected_item.is_loadable
can_exit = self._focused_list_index > 0
assume_can_enter = self._preview_list_task.is_running and not selected_item_loadable
can_enter = self._focused_list_index < len(self._lists) - 1 or assume_can_enter
self.back_button.enabled = can_exit
self.open_button.enabled = can_enter
self.load_button.enabled = selected_item_loadable
self._load_neighbour_overlay.can_load_previous = self._previous_can_be_loaded()
self._load_neighbour_overlay.can_load_next = self._next_can_be_loaded()
context_button_color = IndexedColor.from_live_index(self.context_color_index, DISPLAY_BUTTON_SHADE_LEVEL) if self.context_color_index > -1 else 'Browser.Navigation'
self.load_button.color = context_button_color
self.close_button.color = context_button_color
self._load_neighbour_overlay.load_next_button.color = context_button_color
self._load_neighbour_overlay.load_previous_button.color = context_button_color
if not self._expanded:
self.left_button.enabled = self.back_button.enabled
self.right_button.enabled = can_enter or self._can_auto_expand()
else:
num_columns = int(ceil(float(len(self.focused_list.items)) / self.NUM_ITEMS_PER_COLUMN))
last_column_start_index = (num_columns - 1) * self.NUM_ITEMS_PER_COLUMN
self.left_button.enabled = self._focused_list_index > 0
self.right_button.enabled = can_enter or self.focused_list.selected_index < last_column_start_index
self.can_enter = can_enter
self.can_exit = can_exit
def _update_scrolling(self):
self.scrolling = self.up_button.is_pressed or self.down_button.is_pressed or self.scroll_focused_encoder.is_touched or any(imap(lambda e: e.is_touched, self.scroll_encoders)) or self.right_button.is_pressed and self._expanded or self.left_button.is_pressed and self._expanded
def _update_horizontal_navigation(self):
self.horizontal_navigation = self.right_button.is_pressed or self.left_button.is_pressed
def _update_context(self):
selected_track = self.song.view.selected_track
clip = self.song.view.detail_clip
if self.browse_for_audio_clip and clip:
self.context_text = clip.name
elif liveobj_valid(self._browser.hotswap_target):
self.context_text = self._browser.hotswap_target.name
else:
self.context_text = selected_track.name
selected_track_color_index = selected_track.color_index
self.context_color_index = selected_track_color_index if selected_track_color_index is not None else -1
return
def _enter_selected_item(self):
item_entered = False
self._finish_preview_list_task()
new_index = self._focused_list_index + 1
if 0 <= new_index < len(self._lists):
self._focus_list_with_index(new_index)
self._unexpand_task.kill()
self._update_list_offset()
self._update_auto_expand()
self._prehear_selected_item()
item_entered = True
return item_entered
def _exit_selected_item(self):
item_exited = False
try:
self._focus_list_with_index(self._focused_list_index - 1)
self._update_list_offset()
self._update_auto_expand()
self._stop_prehear()
item_exited = True
except CannotFocusListError:
pass
return item_exited
def _can_auto_expand(self):
return len(self.focused_list.items) > self.NUM_ITEMS_PER_COLUMN * 2 and self.focused_list.selected_item.is_loadable and getattr(self.focused_list.selected_item, 'contained_item', None) == None
def _update_auto_expand(self):
self.expanded = self._can_auto_expand()
self._update_list_offset()
def _update_list_offset(self):
if self.expanded:
self.list_offset = max(0, self.focused_list_index - 1)
else:
offset = len(self._lists)
if self.focused_list.selected_item.is_loadable:
offset += 1
self.list_offset = max(0, offset - self.NUM_VISIBLE_BROWSER_LISTS)
def _replace_preview_list_by_task(self):
self._replace_preview_list()
self._update_navigation_buttons()
def _finish_preview_list_task(self):
if self._preview_list_task.is_running:
self._replace_preview_list_by_task()
return True
return False
def _replace_preview_list(self):
self._preview_list_task.kill()
self._crop_browser_lists(self._focused_list_index + 1)
selected_item = self.focused_list.selected_item
children_iterator = selected_item.iter_children
if len(children_iterator) > 0:
enable_wrapping = getattr(selected_item, 'enable_wrapping', True) and self.focused_list.items_wrapped
self._append_browser_list(children_iterator=children_iterator, limit=self.num_preview_items, enable_wrapping=enable_wrapping)
def _append_browser_list(self, children_iterator, limit=-1, enable_wrapping=True):
l = BrowserList(item_iterator=children_iterator, item_wrapper=self._wrap_item if enable_wrapping else nop, limit=limit)
l.items_wrapped = enable_wrapping
self._lists.append(l)
self.register_disconnectable(l)
self.notify_lists()
def _crop_browser_lists(self, length):
num_items_to_crop = len(self._lists) - length
for _ in xrange(num_items_to_crop):
l = self._lists.pop()
self.unregister_disconnectable(l)
if num_items_to_crop > 0:
self.notify_lists()
def _make_root_browser_items(self):
filter_type = self._browser.filter_type
hotswap_target = self._browser.hotswap_target
if liveobj_valid(hotswap_target):
filter_type = filter_type_for_hotswap_target(hotswap_target, default=filter_type)
return make_root_browser_items(self._browser, filter_type)
def _content_cache_is_valid(self):
return self._content_filter_type == self._browser.filter_type and not liveobj_changed(self._content_hotswap_target, self._browser.hotswap_target)
def _invalidate_content_cache(self):
self._content_hotswap_target = None
self._content_filter_type = None
return
def _update_content_cache(self):
self._content_filter_type = self._browser.filter_type
self._content_hotswap_target = self._browser.hotswap_target
def _update_root_items(self):
if not self._content_cache_is_valid():
self._update_content_cache()
with self._updating_root_items():
self._on_focused_selection_changed.subject = None
self._crop_browser_lists(0)
self._append_browser_list(children_iterator=self._make_root_browser_items())
self._focused_list_index = 0
self.focused_list.selected_index = 0
self._select_hotswap_target()
self._on_focused_selection_changed.subject = self.focused_list
self._on_focused_selection_changed()
return
def _select_hotswap_target(self, list_index=0):
if list_index < len(self._lists):
l = self._lists[list_index]
l.access_all = True
children = l.items
i = index_if(lambda i: i.is_selected, children)
if i < len(children):
self._focused_list_index = list_index
l.selected_index = i
self._replace_preview_list()
self._select_hotswap_target(list_index + 1)
@property
def num_preview_items(self):
if self._expanded:
return self.NUM_ITEMS_PER_COLUMN * self.NUM_COLUMNS_IN_EXPANDED_LIST
return 6
def update(self):
super(BrowserComponent, self).update()
self._invalidate_content_cache()
if self.is_enabled():
self._update_root_items()
self._update_context()
self._update_list_offset()
self._update_load_neighbour_overlay_visibility()
self._update_navigation_buttons()
self.expanded = False
self._update_list_offset()
else:
self._stop_prehear()
self.list_offset = 0
def _wrap_item(self, item):
if item.is_device:
return self._wrap_device_item(item)
if self._is_hotswap_target_plugin(item):
return self._wrap_hotswapped_plugin_item(item)
return item
def _wrap_device_item(self, item):
u"""
Create virtual folder around items that can be loaded AND have children, to avoid
having two actions on an item (open and load).
"""
wrapped_loadable = WrappedLoadableBrowserItem(name=item.name, is_loadable=True, contained_item=item)
return FolderBrowserItem(name=item.name, is_loadable=True, is_device=True, contained_item=item, wrapped_loadable=wrapped_loadable, icon='browser_arrowcontent.svg')
def _is_hotswap_target_plugin(self, item):
return isinstance(self._browser.hotswap_target, Live.PluginDevice.PluginDevice) and isinstance(item, Live.Browser.BrowserItem) and self._browser.relation_to_hotswap_target(item) == Live.Browser.Relation.equal
def _wrap_hotswapped_plugin_item(self, item):
return PluginBrowserItem(name=item.name, vst_device=self._browser.hotswap_target)
class NoteEditorComponent(Component):
__events__ = ('page_length', 'active_note_regions', 'active_steps',
'notes_changed', 'modify_all_notes')
matrix = control_matrix(PadControl,
channel=PLAYHEAD_FEEDBACK_CHANNELS[0],
sensitivity_profile=b'loop',
mode=PlayableControl.Mode.listenable)
mute_button = ButtonControl(color=b'DefaultButton.Transparent')
def __init__(self,
clip_creator=None,
grid_resolution=None,
skin_base_key=b'NoteEditor',
velocity_range_thresholds=None,
velocity_provider=None,
get_notes_handler=get_single_note,
remove_notes_handler=remove_single_note,
duplicate_all_notes=False,
*a,
**k):
assert skin_base_key is not None
super(NoteEditorComponent, self).__init__(*a, **k)
self._duplicate_all_notes = duplicate_all_notes
self._get_notes_handler = get_notes_handler
self._remove_notes_handler = remove_notes_handler
self._skin_base_key = skin_base_key
self.full_velocity = False
self._provided_velocity = None
self._selected_page_point = 0
self._page_index = 0
self._clip_creator = clip_creator
self._sequencer_clip = None
self._step_colors = []
self._pressed_steps = []
self._modified_steps = []
self._pressed_step_callback = None
self._modify_task = self._tasks.add(task.run(self._do_modification))
self._modify_task.kill()
self._modify_all_notes_enabled = False
self._step_tap_tasks = {}
self._clip_notes = []
self._pitches = [DEFAULT_START_NOTE]
self._grid_resolution = grid_resolution
self.__on_resolution_changed.subject = self._grid_resolution
self.set_step_duplicator(None)
self._nudge_offset = 0
self._length_offset = 0
self._velocity_offset = 0
self._triplet_factor = 1.0
self._update_from_grid()
self.background_color = self._skin_base_key + b'.StepEmpty'
self._velocity_range_thresholds = velocity_range_thresholds or DEFAULT_VELOCITY_RANGE_THRESHOLDS
self._velocity_provider = velocity_provider or NullVelocityProvider()
self.__on_provided_velocity_changed.subject = self._velocity_provider
return
@property
def page_index(self):
return self._page_index
@property
def page_length(self):
return self._get_step_count() * self._get_step_length(
) * self._triplet_factor
@property
def can_change_page(self):
return not self._pressed_steps and not self._modified_steps
@property
def notes_in_selected_step(self):
time_steps = []
if self._modify_all_notes_enabled:
time_steps = [TimeStep(0.0, ONE_YEAR_AT_120BPM_IN_BEATS)]
else:
time_steps = [
self._time_step(self.get_step_start_time(start_time)) for
start_time in chain(self._pressed_steps, self._modified_steps)
]
time_steps_with_notes = [
time_step.filter_notes(self._clip_notes)
for time_step in time_steps
]
notes_in_step = []
for time_step in time_steps_with_notes:
for note in time_step:
notes_in_step.append(note_pitch(note))
return notes_in_step
def set_selected_page_point(self, point):
assert self.can_change_page
self._selected_page_point = point
index = int(point / self.page_length) if self.page_length != 0 else 0
if index != self._page_index:
self._page_index = index
self._on_clip_notes_changed()
def _get_modify_all_notes_enabled(self):
return self._modify_all_notes_enabled
def _set_modify_all_notes_enabled(self, enabled):
if enabled != self._modify_all_notes_enabled:
self._modify_all_notes_enabled = enabled
self._on_clip_notes_changed()
self.notify_modify_all_notes()
modify_all_notes_enabled = property(_get_modify_all_notes_enabled,
_set_modify_all_notes_enabled)
def set_detail_clip(self, clip):
if liveobj_changed(clip, self._sequencer_clip):
self._sequencer_clip = clip
self._step_duplicator.set_clip(clip)
if self.can_change_page:
self.set_selected_page_point(0)
self._on_clip_notes_changed.subject = clip
self._on_clip_notes_changed()
def _can_edit(self):
return len(self._pitches) != 0
def _get_editing_notes(self):
return self._pitches
def _set_editing_notes(self, pitches):
self._pitches = pitches
enabled = self._can_edit()
for button in self.matrix:
button.enabled = enabled
if enabled:
self._on_clip_notes_changed()
editing_notes = property(_get_editing_notes, _set_editing_notes)
def _get_width(self):
if self.matrix.width:
return self.matrix.width
return 4
def _get_height(self):
if self.matrix.height:
return self.matrix.height
return 4
def set_matrix(self, matrix):
last_page_length = self.page_length
self.matrix.set_control_element(matrix)
for t in self._step_tap_tasks.itervalues():
t.kill()
def trigger_modification_task(x, y):
trigger = partial(self._trigger_modification, (x, y), done=True)
return self._tasks.add(
task.sequence(task.wait(defaults.MOMENTARY_DELAY),
task.run(trigger))).kill()
self._step_tap_tasks = dict([
((x, y), trigger_modification_task(x, y)) for x, y in product(
xrange(self._get_width()), xrange(self._get_height()))
])
if matrix and last_page_length != self.page_length:
self._on_clip_notes_changed()
self.notify_page_length()
else:
self._update_editor_matrix()
def set_step_duplicator(self, duplicator):
self._step_duplicator = duplicator or NullStepDuplicator()
self._step_duplicator.set_clip(self._sequencer_clip)
def update(self):
super(NoteEditorComponent, self).update()
self._update_editor_matrix_leds()
def _get_clip_notes_time_range(self):
if self._modify_all_notes_enabled:
time_length = self._get_step_count() * 4.0
time_start = 0
else:
time_length = self.page_length
time_start = self._page_index * time_length
return (time_start - self._time_step(0).offset, time_length)
@listens(b'notes')
def _on_clip_notes_changed(self):
""" get notes from clip for offline array """
if liveobj_valid(self._sequencer_clip) and self._can_edit():
time_start, time_length = self._get_clip_notes_time_range()
self._clip_notes = self._get_notes_handler(self._sequencer_clip,
time_start,
self._pitches,
time_length)
else:
self._clip_notes = []
self._update_editor_matrix()
self.notify_notes_changed()
def _update_editor_matrix(self):
"""
update offline array of button LED values, based on note
velocity and mute states
"""
step_colors = [self._skin_base_key + b'.StepDisabled'
] * self._get_step_count()
def coords_to_index(coord):
return coord[0] + coord[1] * self._get_width()
editing_indices = set(map(coords_to_index, self._modified_steps))
selected_indices = set(map(coords_to_index, self._pressed_steps))
last_editing_notes = []
for time_step, index in self._visible_steps():
notes = time_step.filter_notes(self._clip_notes)
if len(notes) > 0:
last_editing_notes = []
if index in selected_indices:
color = self._skin_base_key + b'.StepSelected'
elif index in editing_indices:
note_color = self._determine_color(notes)
color = self._skin_base_key + b'.StepEditing.' + note_color
last_editing_notes = notes
else:
note_color = self._determine_color(notes)
color = self._skin_base_key + b'.Step.' + note_color
elif any(imap(time_step.overlaps_note, last_editing_notes)):
color = self._skin_base_key + b'.StepEditing.' + note_color
elif index in editing_indices or index in selected_indices:
color = self._skin_base_key + b'.StepSelected'
last_editing_notes = []
else:
color = self.background_color
last_editing_notes = []
step_colors[index] = color
self._step_colors = step_colors
self._update_editor_matrix_leds()
def _determine_color(self, notes):
return color_for_note(
most_significant_note(notes),
velocity_range_thresholds=self._velocity_range_thresholds)
def _visible_steps(self):
first_time = self.page_length * self._page_index
steps_per_page = self._get_step_count()
step_length = self._get_step_length()
indices = range(steps_per_page)
if is_triplet_quantization(self._triplet_factor):
indices = filter(lambda k: k % 8 not in (6, 7), indices)
return [(self._time_step(first_time + k * step_length), index)
for k, index in enumerate(indices)]
def _update_editor_matrix_leds(self):
if self.is_enabled():
for control in self.matrix:
control.color = self._step_colors[control.index]
def _get_step_count(self):
return self._get_width() * self._get_height()
def get_step_start_time(self, step):
x, y = step
assert in_range(x, 0, self._get_width())
assert in_range(y, 0, self._get_height())
page_time = self._page_index * self._get_step_count(
) * self._triplet_factor
step_time = x + y * self._get_width() * self._triplet_factor
return (page_time + step_time) * self._get_step_length()
def _get_step_length(self):
return self._grid_resolution.step_length
def get_row_start_times(self):
return [
self.get_step_start_time((0, row))
for row in xrange(self._get_height())
]
def _update_from_grid(self):
quantization, is_triplet = self._grid_resolution.clip_grid
self._triplet_factor = 1.0 if not is_triplet else 0.75
if self._clip_creator:
self._clip_creator.grid_quantization = quantization
self._clip_creator.is_grid_triplet = is_triplet
if liveobj_valid(self._sequencer_clip):
self._sequencer_clip.view.grid_quantization = quantization
self._sequencer_clip.view.grid_is_triplet = is_triplet
@mute_button.pressed
def mute_button(self, button):
self._trigger_modification(immediate=True)
@listens(b'index')
def __on_resolution_changed(self, *a):
self._release_active_steps()
self._update_from_grid()
self.set_selected_page_point(self._selected_page_point)
self.notify_page_length()
self._on_clip_notes_changed()
@matrix.pressed
def matrix(self, button):
self._on_pad_pressed(button.coordinate)
@matrix.released
def matrix(self, button):
self._on_pad_released(button.coordinate)
def _on_pad_pressed(self, coordinate):
y, x = coordinate
if self.is_enabled():
if not liveobj_valid(self._sequencer_clip):
self.set_detail_clip(
create_clip_in_selected_slot(self._clip_creator,
self.song))
if self._can_press_or_release_step(x, y):
self._on_press_step((x, y))
self._update_editor_matrix()
def _on_pad_released(self, coordinate):
y, x = coordinate
if self.is_enabled() and self._can_press_or_release_step(x, y):
self._on_release_step((x, y))
self._update_editor_matrix()
def _can_press_or_release_step(self, x, y):
width = self._get_width(
) * self._triplet_factor if is_triplet_quantization(
self._triplet_factor) else self._get_width()
return x < width and y < self._get_height()
@listens(b'velocity')
def __on_provided_velocity_changed(self):
if len(self._pressed_steps) + len(self._modified_steps) > 0:
self._provided_velocity = self._velocity_provider.velocity
self._trigger_modification(immediate=True)
self._provided_velocity = None
return
def _get_step_time_range(self, step):
time = self.get_step_start_time(step)
return (time, time + self._get_step_length())
@property
def editing_note_regions(self):
active_time_spans = self.active_time_spans
editing_notes = set(self.notes_in_selected_step)
if len(editing_notes) > 1:
editing_notes = [-1]
return list(product(editing_notes, list(active_time_spans)))
@property
def active_time_spans(self):
if self._modify_all_notes_enabled:
return [(0.0, ONE_YEAR_AT_120BPM_IN_BEATS)]
else:
def time_span(step):
time_step = self._time_step(self.get_step_start_time(step))
return (time_step.left_boundary(), time_step.right_boundary())
return imap(time_span,
chain(self._pressed_steps, self._modified_steps))
@property
def active_steps(self):
return imap(self._get_step_time_range,
chain(self._pressed_steps, self._modified_steps))
@property
def active_note_regions(self):
return imap(self._get_time_range,
chain(self._pressed_steps, self._modified_steps))
def _get_time_range(self, step):
def note_compare(left, right):
return note_start_time(left) - note_start_time(right)
time = self.get_step_start_time(step)
notes = self._time_step(time).filter_notes(self._clip_notes)
if notes:
beginning_note = first(sorted(notes, key=cmp_to_key(note_compare)))
start = note_start_time(beginning_note)
end = start + note_length(beginning_note)
if len(notes) > 1:
end_note = notes[(-1)]
end = note_start_time(end_note) + note_length(end_note)
return (start, end)
else:
return (time, time + self._get_step_length())
def _release_active_steps(self):
for step in self._pressed_steps + self._modified_steps:
self._on_release_step(step, do_delete_notes=False)
def _on_release_step(self, step, do_delete_notes=True):
self._step_tap_tasks[step].kill()
if step in self._pressed_steps:
if do_delete_notes:
self._delete_notes_in_step(step)
self._pressed_steps.remove(step)
for pitch in self._pitches:
self._add_or_modify_note_in_step(step, pitch)
if step in self._modified_steps:
self._modified_steps.remove(step)
if len(self._modified_steps) + len(self._pressed_steps) == 0:
self._velocity_provider.set_velocities_playable(True)
self.notify_active_steps()
self.notify_active_note_regions()
def _find_continued_step(self, step):
def steps_to_note_start(steps):
return map(lambda step: self.get_step_start_time(step), steps)
time = self.get_step_start_time(step)
all_steps_with_notes = [
time_step for time_step, index in self._visible_steps()
if time_step.filter_notes(self._clip_notes)
]
all_time_step_starts = map(lambda ts: ts.start, all_steps_with_notes)
if all_time_step_starts:
insert_point = bisect(all_time_step_starts, time)
if insert_point > 0:
prev_filled_step = all_steps_with_notes[(insert_point - 1)]
notes_in_modified_steps = steps_to_note_start(
self._modified_steps)
if prev_filled_step.start in notes_in_modified_steps:
return prev_filled_step
return
def _add_step_to_duplicator(self, step):
nudge_offset = 0
time = self.get_step_start_time(step)
notes = self._time_step(time).filter_notes(self._clip_notes)
step_start, step_end = self._get_time_range(step)
if notes:
nudge_offset = min(imap(note_start_time, notes)) - time
if self._duplicate_all_notes:
self._step_duplicator.add_step(step_start, step_end, nudge_offset)
else:
self._step_duplicator.add_step_with_pitch(self.editing_notes[0],
step_start, step_end,
nudge_offset)
def _on_press_step(self, step):
if liveobj_valid(
self._sequencer_clip
) and step not in self._pressed_steps and step not in self._modified_steps:
if self._step_duplicator.is_duplicating:
self._add_step_to_duplicator(step)
else:
self._step_tap_tasks[step].restart()
continued_step = self._find_continued_step(step)
if continued_step:
self._modify_length_of_notes_within_existing_step(
continued_step, step)
else:
self._pressed_steps.append(step)
self._velocity_provider.set_velocities_playable(False)
self.notify_active_steps()
self.notify_active_note_regions()
def _modify_length_of_notes_within_existing_step(self, existing_time_step,
new_step):
notes_in_step = existing_time_step.filter_notes(self._clip_notes)
new_end = float(
self.get_step_start_time(new_step) + self._get_step_length())
step_mute = all(map(lambda note: note_muted(note), notes_in_step))
new_notes = []
for note in self._clip_notes:
length_offset = new_end - (
note_length(note) +
note_start_time(note)) if note in notes_in_step else 0
new_notes.append(
self._modify_single_note(step_mute, existing_time_step,
length_offset, note))
self._replace_notes(tuple(new_notes))
def _time_step(self, time):
return TimeStep(time, self._get_step_length())
def _get_notes_info_from_step(self, step):
time = self.get_step_start_time(step)
notes = self._time_step(time).filter_notes(self._clip_notes)
pitches = [note_pitch(note) for note in notes]
return (time, notes, pitches)
def toggle_pitch_for_all_modified_steps(self, pitch):
assert liveobj_valid(self._sequencer_clip)
for step in set(chain(self._pressed_steps, self._modified_steps)):
time, notes, pitches = self._get_notes_info_from_step(step)
if pitch not in pitches:
self._add_new_note_in_step(step, pitch, time)
else:
time_step = self._time_step(self.get_step_start_time(step))
for time, length in time_step.connected_time_ranges():
remove_single_note(self._sequencer_clip, time, (pitch, ),
length)
def _add_new_note_in_step(self, step, pitch, time):
mute = self.mute_button.is_pressed
velocity = 127 if self.full_velocity else self._velocity_provider.velocity
note = (pitch, time, self._get_step_length(), velocity, mute)
self._sequencer_clip.set_notes((note, ))
self._sequencer_clip.deselect_all_notes()
self._trigger_modification(step, done=True)
def _add_or_modify_note_in_step(self, step, pitch, modify_existing=True):
"""
Add note in given step if there are none in there, otherwise
select the step for potential deletion or modification
"""
if liveobj_valid(self._sequencer_clip):
time, notes, pitches = self._get_notes_info_from_step(step)
if notes:
if pitch in pitches and modify_existing:
most_significant_velocity = most_significant_note(notes)[3]
if self.mute_button.is_pressed or most_significant_velocity != 127 and self.full_velocity:
self._trigger_modification(step, immediate=True)
else:
self._add_new_note_in_step(step, pitch, time)
return True
return False
def _delete_notes_in_step(self, step):
""" Delete all notes in the given step """
if liveobj_valid(self._sequencer_clip) and self._can_edit():
time_step = self._time_step(self.get_step_start_time(step))
for time, length in time_step.connected_time_ranges():
self._remove_notes_handler(self._sequencer_clip, time,
self._pitches, length)
def set_nudge_offset(self, value):
self._modify_note_property(b'_nudge_offset', value)
def set_length_offset(self, value):
self._modify_note_property(b'_length_offset', value)
def set_velocity_offset(self, value):
self._modify_note_property(b'_velocity_offset', value)
def _modify_note_property(self, note_property, value):
if self.is_enabled():
with self._full_velocity_context(False):
setattr(self, note_property,
getattr(self, note_property) + value)
self._trigger_modification(immediate=True)
@contextmanager
def _full_velocity_context(self, desired_full_velocity_state):
saved_velocity = self.full_velocity
self.full_velocity = desired_full_velocity_state
yield
self.full_velocity = saved_velocity
def set_full_velocity(self):
if self.is_enabled():
with self._full_velocity_context(True):
self._trigger_modification()
def notify_modification(self):
"""
Tell the note editor about changes to pressed steps, so further modifications
by the note editor are ignored.
"""
self._trigger_modification(done=True)
def _trigger_modification(self, step=None, done=False, immediate=False):
"""
Because the modification of notes is slow, we
accumulate modification events and perform all of them
alltogether in a task. Call this function whenever a given set
of steps (or potentially all steps) are to be modified.
If done=True, we just notify that the given steps have been
modified without actually executing the task.
"""
needs_update = False
if step is None:
needs_update = bool(self._pressed_steps)
self._modified_steps += self._pressed_steps
self._pressed_steps = []
else:
if step not in self._modified_steps:
self._modified_steps.append(step)
if step in self._pressed_steps:
self._pressed_steps.remove(step)
needs_update = True
if not done:
if immediate:
self._do_modification()
self._modify_task.kill()
elif self._modify_task.is_killed:
self._do_modification()
self._modify_task.restart()
if needs_update:
self._update_editor_matrix()
return
def _reset_modifications(self):
self._velocity_offset = 0
self._length_offset = 0
self._nudge_offset = 0
def _do_modification(self):
if self._modify_all_notes_enabled:
new_notes = self._modify_all_notes()
self._replace_notes(new_notes)
elif self._modified_steps:
notes_added = map(
lambda step_and_pitch: self._add_or_modify_note_in_step(
modify_existing=False, *step_and_pitch),
product(self._modified_steps, self._pitches))
if any(notes_added):
self._modify_task.restart()
else:
new_notes = self._modify_step_notes(self._modified_steps)
self._replace_notes(new_notes)
self._reset_modifications()
def _replace_notes(self, new_notes):
if new_notes != self._clip_notes and self._can_edit():
time_start, time_length = self._get_clip_notes_time_range()
self._remove_notes_handler(self._sequencer_clip, time_start,
self._pitches, time_length)
self._sequencer_clip.set_notes(tuple(new_notes))
self._sequencer_clip.deselect_all_notes()
def _modify_all_notes(self):
""" modify all notes in the current pitch """
return self._modify_notes_in_time(TimeStep(0.0, MAX_CLIP_LENGTH),
self._clip_notes,
self._length_offset)
def _limited_nudge_offset(self, steps, notes, nudge_offset):
limited_nudge_offset = MAX_CLIP_LENGTH
for step in steps:
time_step = self._time_step(self.get_step_start_time(step))
for note in time_step.filter_notes(notes):
start_time = note_start_time(note)
time_after_nudge = time_step.clamp(start_time, nudge_offset)
limited_nudge_offset = min(limited_nudge_offset,
abs(start_time - time_after_nudge))
return sign(nudge_offset) * limited_nudge_offset
def _modify_step_notes(self, steps):
""" Return a new list with all notes within steps modified. """
notes = self._clip_notes
self._nudge_offset = self._limited_nudge_offset(
steps, notes, self._nudge_offset)
for step in steps:
time_step = self._time_step(self.get_step_start_time(step))
notes = self._modify_notes_in_time(time_step, notes,
self._length_offset)
return notes
def _modify_notes_in_time(self, time_step, notes, length_offset):
step_notes = time_step.filter_notes(self._clip_notes)
step_mute = all(map(lambda note: note_muted(note), step_notes))
return map(
partial(self._modify_single_note, step_mute, time_step,
length_offset), notes)
def _modify_single_note(self, step_mute, time_step, length_offset, note):
"""
Return a modified version of the passed in note taking into
account current modifiers. If the note is not within
the given step, returns the note as-is.
If the time_step is inside a loop, the last part of the loop
is considered as being the same as the part just before the
loop, so the resulting note may, in this case, jump between
the beginning and the end.
"""
pitch, time, length, velocity, mute = note
if time_step.includes_time(time):
time = time_step.clamp(time, self._nudge_offset)
if length_offset <= -time_step.length and length + length_offset < time_step.length:
if length > time_step.length:
length = time_step.length
else:
length = max(0, length + length_offset)
if self._provided_velocity:
velocity = self._provided_velocity
elif self.full_velocity:
velocity = 127
else:
velocity = clamp(velocity + self._velocity_offset, 1, 127)
mute = not step_mute if self.mute_button.is_pressed else mute
return (pitch, time, length, velocity, mute)
def get_min_max_note_values(self):
if self._modify_all_notes_enabled and len(self._clip_notes) > 0:
return min_max_for_notes(self._clip_notes, 0.0)
else:
if len(self._pressed_steps) + len(self._modified_steps) > 0:
min_max_values = None
for step in chain(self._modified_steps, self._pressed_steps):
start_time = self.get_step_start_time(step)
min_max_values = min_max_for_notes(
self._time_step(start_time).filter_notes(
self._clip_notes), start_time, min_max_values)
return min_max_values
return
class ConvertEnabler(Component):
convert_toggle_button = ButtonControl(color='DefaultButton.On')
def __init__(self, enter_dialog_mode=None, exit_dialog_mode=None, *a, **k):
assert enter_dialog_mode is not None
assert exit_dialog_mode is not None
super(ConvertEnabler, self).__init__(*a, **k)
self._enter_dialog_mode = partial(enter_dialog_mode, 'convert')
self._exit_dialog_mode = partial(exit_dialog_mode, 'convert')
self._selected_item = self.register_disconnectable(
SelectedMixerTrackProvider(song=self.song))
self.__on_selected_item_changed.subject = self._selected_item
self.__on_selected_item_changed(None)
song = self.song
self.__on_devices_changed.subject = song.view
self.__on_selected_scene_changed.subject = song.view
self.__on_detail_clip_updated.subject = song.view
self._update_clip_slot_listener()
self._update_drum_pad_listeners()
return
@listens('selected_mixer_track')
def __on_selected_item_changed(self, _):
self._update_clip_slot_listener()
self._disable_and_check_enabled_state()
@convert_toggle_button.pressed
def convert_toggle_button(self, button):
self._enter_dialog_mode()
def _can_enable_mode(self):
category = possible_conversions(
self._selected_item.selected_mixer_track)
category.disconnect()
return len(category.actions) > 0
def _disable_and_check_enabled_state(self):
self._exit_dialog_mode()
self.convert_toggle_button.enabled = self._can_enable_mode()
@listens('detail_clip')
def __on_detail_clip_updated(self):
self._disable_and_check_enabled_state()
@listens('selected_track.devices')
def __on_devices_changed(self):
self._disable_and_check_enabled_state()
self._update_drum_pad_listeners()
def _update_drum_pad_listeners(self):
drum_rack = find_drum_rack_instrument(
self._selected_item.selected_mixer_track)
drum_rack_view_or_none = drum_rack.view if liveobj_valid(
drum_rack) else None
self.__on_selected_drum_pad_changed.subject = drum_rack_view_or_none
self.__on_drum_pad_chains_changed.subject = drum_rack_view_or_none
return
@listens('selected_drum_pad')
def __on_selected_drum_pad_changed(self):
self._disable_and_check_enabled_state()
drum_rack_view = self.__on_selected_drum_pad_changed.subject
if liveobj_valid(drum_rack_view):
selected_drum_pad = drum_rack_view.selected_drum_pad
first_chain_or_none = None
if liveobj_valid(selected_drum_pad):
first_chain_or_none = selected_drum_pad.chains[0] if len(
selected_drum_pad.chains) > 0 else None
self.__on_drum_pad_chain_devices_changed.subject = first_chain_or_none
return
@listens('selected_drum_pad.chains')
def __on_drum_pad_chains_changed(self):
self._disable_and_check_enabled_state()
@listens('devices')
def __on_drum_pad_chain_devices_changed(self):
self._disable_and_check_enabled_state()
@listens('selected_scene')
def __on_selected_scene_changed(self):
self._update_clip_slot_listener()
self._disable_and_check_enabled_state()
def _update_clip_slot_listener(self):
clip_slot = self.song.view.highlighted_clip_slot
self.__on_clip_slot_has_clip_changed.subject = clip_slot
@listens('has_clip')
def __on_clip_slot_has_clip_changed(self):
self._disable_and_check_enabled_state()
clip_slot = self.__on_clip_slot_has_clip_changed.subject
self._update_clip_listeners(clip_slot)
def _update_clip_listeners(self, clip_slot):
self.__on_clip_playing_status_changed.subject = clip_slot.clip
self.__on_clip_recording_status_changed.subject = clip_slot.clip
@listens('is_recording')
def __on_clip_recording_status_changed(self):
self._disable_and_check_enabled_state()
@listens('playing_status')
def __on_clip_playing_status_changed(self):
self._disable_and_check_enabled_state()
class GlobalMixerActionComponent(Component):
action_button = ButtonControl(delay_time=GLOBAL_ACTION_LOCK_MODE_DELAY)
def __init__(self,
track_list_component=None,
mode=None,
immediate_action=None,
default_color_indicator=None,
mode_locked_color=None,
mode_active_color=None,
*a,
**k):
assert track_list_component is not None
assert mode is not None
assert mode in track_list_component.modes
super(GlobalMixerActionComponent, self).__init__(*a, **k)
self._mode = mode
self._immediate_action = immediate_action
self._mode_locked = False
self._default_color_indicator = None
self._locked_color = mode_locked_color
self._active_color = mode_active_color if mode_active_color is not None else 'DefaultButton.On'
self._allow_released_immediately_action = True
self._track_list_component = track_list_component
if default_color_indicator is not None:
self._default_color_indicator = self.register_disconnectable(
default_color_indicator)
self.__on_default_color_changed.subject = default_color_indicator
self._update_default_color()
return
@listenable_property
def mode_locked(self):
return self._mode_locked
@property
def mode(self):
return self._mode
def cancel_release_action(self):
self._allow_released_immediately_action = False
def cancel_locked_mode(self):
self._track_list_component.pop_mode(self._mode)
self._mode_locked = False
self._update_default_color()
@listens('color')
def __on_default_color_changed(self, _):
self._update_default_color()
@action_button.released_immediately
def action_button(self, button):
if self._allow_released_immediately_action:
self._immediate_action()
@action_button.pressed
def action_button(self, button):
if self._mode_locked:
self._allow_released_immediately_action = False
self._unlock_mode()
else:
self._allow_released_immediately_action = True
self._track_list_component.push_mode(self._mode)
self.action_button.color = self._active_color
@action_button.pressed_delayed
def action_button(self, button):
if self._allow_released_immediately_action:
self._lock_mode()
@action_button.released
def action_button(self, button):
if not self._mode_locked:
self._track_list_component.pop_mode(self._mode)
self._update_default_color()
def _lock_mode(self):
self._mode_locked = True
self.action_button.color = self._locked_color
self.notify_mode_locked(self._mode_locked)
def _unlock_mode(self):
self.cancel_locked_mode()
self.notify_mode_locked(self._mode_locked)
def _update_default_color(self):
if self._mode not in self._track_list_component.active_modes:
self.action_button.color = self._default_color_indicator.color if self._default_color_indicator else 'DefaultButton.On'
class InstrumentScalesComponent(Component):
presets_toggle_button = ButtonControl(color='DefaultButton.Off',
pressed_color='DefaultButton.On')
def __init__(self, note_layout=None, *a, **k):
assert note_layout is not None
super(InstrumentScalesComponent, self).__init__(*a, **k)
self._note_layout = note_layout
self._key_center_buttons = []
self._encoder_touch_button_slots = self.register_disconnectable(
EventObject())
self._encoder_touch_buttons = []
self._top_key_center_buttons = None
self._bottom_key_center_buttons = None
self._absolute_relative_button = None
self._diatonic_chromatic_button = None
self._info_sources = map(DisplayDataSource,
(u'Scale selection:', u'', u''))
self._line_sources = recursive_map(
DisplayDataSource, ((u'', u'', u'', u'', u'', u'', u''),
(u'', u'', u'', u'', u'', u'', u'')))
self._scale_sources = map(
partial(DisplayDataSource, adjust_string_fn=adjust_string_crop),
(u'', u'', u'', u''))
self._presets = InstrumentPresetsComponent(self._note_layout,
is_enabled=False,
parent=self)
self._presets.selected_mode = 'scale_p4_vertical'
self._scale_list = ListComponent(parent=self,
data_sources=self._scale_sources)
self._scale_list.scrollable_list.fixed_offset = 1
self._scale_list.scrollable_list.assign_items(SCALES)
self._scale_list.scrollable_list.select_item_index_with_offset(
list(SCALES).index(self._note_layout.scale), 1)
self._on_selected_scale.subject = self._scale_list.scrollable_list
self._update_data_sources()
return
presets_layer = forward_property('_presets')('layer')
@property
def available_scales(self):
return self._note_layout.scale.scale_for_notes(ROOT_NOTES)
def set_scale_line1(self, display):
self._set_scale_line(display, 0)
def set_scale_line2(self, display):
self._set_scale_line(display, 1)
def set_scale_line3(self, display):
self._set_scale_line(display, 2)
def set_scale_line4(self, display):
self._set_scale_line(display, 3)
def _set_scale_line(self, display, index):
if display:
display.set_data_sources([self._scale_sources[index]])
for segment in display.segments:
segment.separator = ''
def set_info_line(self, display):
if display:
display.set_data_sources(self._info_sources)
def set_top_display_line(self, display):
self._set_display_line(display, 0)
def set_bottom_display_line(self, display):
self._set_display_line(display, 1)
def _set_display_line(self, display, line):
if display:
display.set_data_sources(self._line_sources[line])
@presets_toggle_button.pressed
def presets_toggle_button(self, button):
self._presets.set_enabled(True)
@presets_toggle_button.released
def presets_toggle_button(self, button):
self._presets.set_enabled(False)
def set_top_buttons(self, buttons):
if buttons:
buttons.reset()
self.set_absolute_relative_button(buttons[7])
self._top_key_center_buttons = buttons[1:7]
self.set_scale_up_button(buttons[0])
else:
self.set_absolute_relative_button(None)
self._top_key_center_buttons = None
self.set_scale_up_button(None)
if self._top_key_center_buttons and self._bottom_key_center_buttons:
self.set_key_center_buttons(self._top_key_center_buttons +
self._bottom_key_center_buttons)
else:
self.set_key_center_buttons(tuple())
return
def set_bottom_buttons(self, buttons):
if buttons:
buttons.reset()
self.set_diatonic_chromatic_button(buttons[7])
self._bottom_key_center_buttons = buttons[1:7]
self.set_scale_down_button(buttons[0])
else:
self.set_diatonic_chromatic_button(None)
self._bottom_key_center_buttons = None
self.set_scale_down_button(None)
if self._top_key_center_buttons and self._bottom_key_center_buttons:
self.set_key_center_buttons(self._top_key_center_buttons +
self._bottom_key_center_buttons)
else:
self.set_key_center_buttons([])
return
def set_scale_down_button(self, button):
self._scale_list.select_next_button.set_control_element(button)
def set_scale_up_button(self, button):
self._scale_list.select_prev_button.set_control_element(button)
def set_encoder_controls(self, encoders):
self._scale_list.encoders.set_control_element(
[encoders[0]] if encoders else [])
def set_key_center_buttons(self, buttons):
assert not buttons or len(buttons) == 12
buttons = buttons or []
self._key_center_buttons = buttons
self._on_key_center_button_value.replace_subjects(buttons)
self._update_key_center_buttons()
def set_absolute_relative_button(self, absolute_relative_button):
self._absolute_relative_button = absolute_relative_button
self._on_absolute_relative_value.subject = absolute_relative_button
self._update_absolute_relative_button()
def set_diatonic_chromatic_button(self, diatonic_chromatic_button):
self._diatonic_chromatic_button = diatonic_chromatic_button
self._on_diatonic_chromatic_value.subject = diatonic_chromatic_button
self._update_diatonic_chromatic_button()
@listens_group('value')
def _on_key_center_button_value(self, value, sender):
if self.is_enabled() and (value or not sender.is_momentary()):
index = list(self._key_center_buttons).index(sender)
self._note_layout.root_note = ROOT_NOTES[index]
self._update_key_center_buttons()
self._update_data_sources()
@listens('value')
def _on_absolute_relative_value(self, value):
if self.is_enabled():
if value != 0 or not self._absolute_relative_button.is_momentary():
self._note_layout.is_fixed = not self._note_layout.is_fixed
self._update_absolute_relative_button()
self._update_data_sources()
@listens('value')
def _on_diatonic_chromatic_value(self, value):
if self.is_enabled():
if value != 0 or not self._diatonic_chromatic_button.is_momentary(
):
self._note_layout.is_in_key = not self._note_layout.is_in_key
self._update_diatonic_chromatic_button()
self._update_data_sources()
@listens('selected_item')
def _on_selected_scale(self):
self._note_layout.scale = self._scale_list.scrollable_list.selected_item.content
self._update_data_sources()
def update(self):
super(InstrumentScalesComponent, self).update()
if self.is_enabled():
self._update_key_center_buttons()
self._update_absolute_relative_button()
self._update_diatonic_chromatic_button()
else:
self._presets.set_enabled(False)
def _update_key_center_buttons(self):
if self.is_enabled():
for index, button in enumerate(self._key_center_buttons):
if button:
color = 'Scales.Selected' if self._note_layout.root_note == ROOT_NOTES[
index] else 'Scales.Unselected'
button.set_light(color)
def _update_absolute_relative_button(self):
if self.is_enabled() and self._absolute_relative_button != None:
color = 'Scales.FixedOn' if self._note_layout.is_fixed else 'Scales.FixedOff'
self._absolute_relative_button.set_light(color)
return
def _update_diatonic_chromatic_button(self):
if self.is_enabled() and self._diatonic_chromatic_button != None:
color = 'Scales.Diatonic' if self._note_layout.is_in_key else 'Scales.Chromatic'
self._diatonic_chromatic_button.set_light(color)
return
def _update_data_sources(self):
key_index = list(ROOT_NOTES).index(self._note_layout.root_note)
key_sources = self._line_sources[0][:6] + self._line_sources[1][:6]
key_names = [scale.name for scale in self.available_scales]
for idx, (source, orig) in enumerate(zip(key_sources, key_names)):
source.set_display_string(' ' + consts.CHAR_SELECT +
orig if idx == key_index else ' ' +
orig)
self._line_sources[0][6].set_display_string(
'Fixed: Y' if self._note_layout.is_fixed else 'Fixed: N')
self._line_sources[1][6].set_display_string(
'In Key' if self._note_layout.is_in_key else 'Chromatc')
self._info_sources[1].set_display_string(
str(self._scale_list.scrollable_list.selected_item))
class LoopSettingsControllerComponent(LoopSettingsControllerComponentBase):
__events__ = (u'looping', u'loop_parameters', u'zoom', u'clip')
ZOOM_DEFAULT_SENSITIVITY = MappedSensitivitySettingControl.DEFAULT_SENSITIVITY
ZOOM_FINE_SENSITIVITY = MappedSensitivitySettingControl.FINE_SENSITIVITY
zoom_encoder = MappedSensitivitySettingControl()
zoom_touch_encoder = EncoderControl()
loop_button = ToggleButtonControl(toggled_color='Clip.Option', untoggled_color='Clip.OptionDisabled')
crop_button = ButtonControl(color='Clip.Action')
def __init__(self, *a, **k):
super(LoopSettingsControllerComponent, self).__init__(*a, **k)
self._looping_settings = [
LoopSetting(name=PARAMETERS_LOOPED[0], parent=self._loop_model, source_property='position'),
LoopSetting(name=PARAMETERS_LOOPED[1], parent=self._loop_model, use_length_conversion=True, source_property='loop_length'),
LoopSetting(name=PARAMETERS_LOOPED[2], parent=self._loop_model, source_property='start_marker')]
self._non_looping_settings = [
LoopSetting(name=PARAMETERS_NOT_LOOPED[0], parent=self._loop_model, source_property='loop_start'),
LoopSetting(name=PARAMETERS_NOT_LOOPED[1], parent=self._loop_model, source_property='loop_end')]
for setting in self._looping_settings + self._non_looping_settings:
self.register_disconnectable(setting)
self.__on_looping_changed.subject = self._loop_model
self.__on_looping_changed()
def update(self):
super(LoopSettingsControllerComponent, self).update()
if self.is_enabled():
self.notify_timeline_navigation()
self.notify_clip()
@loop_button.toggled
def loop_button(self, toggled, button):
self._loop_model.looping = toggled
@crop_button.pressed
def crop_button(self, button):
if liveobj_valid(self.clip):
self.clip.crop()
@property
def looping(self):
if self.clip:
return self._loop_model.looping
return False
@property
def loop_parameters(self):
if not liveobj_valid(self.clip):
return []
parameters = self._looping_settings if self.looping else self._non_looping_settings
if self.zoom:
return [self.zoom] + parameters
return parameters
@property
def zoom(self):
if liveobj_valid(self.clip):
return getattr(self.clip, 'zoom', None)
return
@listenable_property
def timeline_navigation(self):
if liveobj_valid(self.clip):
return getattr(self.clip, 'timeline_navigation', None)
return
@listens('is_recording')
def __on_is_recording_changed(self):
self._update_recording_state()
@listens('is_overdubbing')
def __on_is_overdubbing_changed(self):
self._update_recording_state()
def _update_recording_state(self):
clip = self._loop_model.clip
if liveobj_valid(clip):
recording = clip.is_recording and not clip.is_overdubbing
self._looping_settings[1].recording = recording
self._non_looping_settings[1].recording = recording
@listens('looping')
def __on_looping_changed(self):
self._update_and_notify()
def _update_loop_button(self):
self.loop_button.enabled = liveobj_valid(self.clip)
if liveobj_valid(self.clip):
self.loop_button.is_toggled = self._loop_model.looping
def _on_clip_changed(self):
if self.timeline_navigation is not None:
self.timeline_navigation.reset_focus_and_animation()
self._update_and_notify()
self.__on_is_recording_changed.subject = self._loop_model.clip
self.__on_is_overdubbing_changed.subject = self._loop_model.clip
self._update_recording_state()
self.crop_button.enabled = liveobj_valid(self.clip) and self.clip.is_midi_clip
self._connect_encoder()
if self.is_enabled():
self.notify_timeline_navigation()
return
def _on_clip_start_marker_touched(self):
if self.timeline_navigation is not None:
self.timeline_navigation.touch_object(self.timeline_navigation.start_marker_focus)
return
def _on_clip_position_touched(self):
if self.timeline_navigation is not None:
self.timeline_navigation.touch_object(self.timeline_navigation.loop_start_focus)
return
def _on_clip_end_touched(self):
if self.timeline_navigation is not None:
self.timeline_navigation.touch_object(self.timeline_navigation.loop_end_focus)
return
def _on_clip_start_marker_released(self):
if self.timeline_navigation is not None:
self.timeline_navigation.release_object(self.timeline_navigation.start_marker_focus)
return
def _on_clip_position_released(self):
if self.timeline_navigation is not None:
self.timeline_navigation.release_object(self.timeline_navigation.loop_start_focus)
return
def _on_clip_end_released(self):
if self.timeline_navigation is not None:
self.timeline_navigation.release_object(self.timeline_navigation.loop_end_focus)
return
@zoom_touch_encoder.touched
def zoom_touch_encoder(self, encoder):
if self.timeline_navigation is not None:
self.timeline_navigation.touch_object(self.timeline_navigation.zoom_focus)
return
@zoom_touch_encoder.released
def zoom_touch_encoder(self, encoder):
if self.timeline_navigation is not None:
self.timeline_navigation.release_object(self.timeline_navigation.zoom_focus)
return
def _update_and_notify(self):
self._update_loop_button()
self.notify_looping()
self.notify_loop_parameters()
self.notify_zoom()
def _connect_encoder(self):
self.zoom_encoder.mapped_parameter = self.zoom
self.zoom_encoder.update_sensitivities(self.ZOOM_DEFAULT_SENSITIVITY, self.ZOOM_FINE_SENSITIVITY)
def set_zoom_encoder(self, encoder):
self.zoom_encoder.set_control_element(encoder)
self.zoom_touch_encoder.set_control_element(encoder)
self._connect_encoder()
class MixerControlComponent(ModesComponent):
__events__ = (u'items', u'selected_item')
controls = control_list(MappedControl)
cycle_sends_button = ButtonControl(color=u'DefaultButton.Off')
@staticmethod
def get_tracks(items):
return filter(
lambda item: item is not None and isinstance(
item.proxied_object, Live.Track.Track), items)
@depends(tracks_provider=None,
real_time_mapper=None,
register_real_time_data=None)
def __init__(self,
view_model=None,
tracks_provider=None,
real_time_mapper=None,
register_real_time_data=None,
*a,
**k):
assert liveobj_valid(real_time_mapper)
assert view_model is not None
assert tracks_provider is not None
super(MixerControlComponent, self).__init__(*a, **k)
self._send_offset = 0
self.real_time_meter_handlers = [
RealTimeDataComponent(
channel_type=u'meter',
real_time_mapper=real_time_mapper,
register_real_time_data=register_real_time_data,
is_enabled=False) for _ in xrange(8)
]
self._track_provider = tracks_provider
self._on_return_tracks_changed.subject = self.song
self._on_mode_changed.subject = self
self._mixer_section_view = None
self._mixer_sections = []
self._selected_view = view_model.volumeControlListView
self._parameter_getter = lambda x: None
self._setup_modes(view_model)
self.selected_mode = u'volume'
self._selected_item = u''
self._items = []
self._on_return_tracks_changed()
self._update_mixer_sections()
self._on_items_changed.subject = self._track_provider
self._on_selected_item_changed.subject = self._track_provider
tracks = self.get_tracks(self._track_provider.items)
self.__on_track_frozen_state_changed.replace_subjects(tracks)
self.__on_panning_mode_changed.replace_subjects(
filter(has_pan_mode, [t.mixer_device for t in tracks]))
return
def _setup_modes(self, view_model):
self._add_mode(u'volume',
view_model.volumeControlListView,
lambda mixer: mixer.volume,
additional_mode_contents=self.real_time_meter_handlers)
self._add_mode(
u'panning', view_model.panControlListView, lambda mixer:
(ConstantParameter(original_parameter=mixer.panning)
if is_set_to_split_stereo(mixer) else mixer.panning))
def add_send_mode(index):
self._add_mode(
SEND_MODE_NAMES[index], view_model.sendControlListView,
lambda mixer:
(mixer.sends[self._send_offset + index]
if len(mixer.sends) > self._send_offset + index else None))
for i in xrange(SEND_LIST_LENGTH):
add_send_mode(i)
def _add_mode(self,
mode,
view,
parameter_getter,
additional_mode_contents=[]):
description = MixerSectionDescription(
view=view, parameter_getter=parameter_getter)
self.add_mode(
mode,
additional_mode_contents + [partial(self._set_mode, description)])
mode_button = self.get_mode_button(mode)
mode_button.mode_selected_color = u'MixerControlView.SectionSelected'
mode_button.mode_unselected_color = u'MixerControlView.SectionUnSelected'
def on_enabled_changed(self):
super(MixerControlComponent, self).on_enabled_changed()
self._selected_view.visible = self.is_enabled()
self._update_mixer_sections()
if not self.is_enabled():
self._update_realtime_ids()
def set_mixer_section(self, mixer_section):
self._mixer_section_view = mixer_section
if self._mixer_section_view:
self._mixer_section_view.model.mode = u'Global'
self._update_mixer_sections()
@property
def number_sends(self):
return len(self._track_provider.selected_item.mixer_device.sends)
def _set_mode(self, description):
self._selected_view.visible = False
self._selected_view = description.view
self._parameter_getter = description.parameter_getter
self._update_controls(self._parameter_getter, self._selected_view)
self._selected_view.visible = True
@listens(u'selected_mode')
def _on_mode_changed(self, selected_mode):
if selected_mode in SEND_MODE_NAMES:
index = SEND_MODE_NAMES.index(selected_mode)
self._selected_item = SEND_SECTIONS[clamp(
index + self._send_offset, 0, self.number_sends - 1)]
else:
self._selected_item = MIXER_SECTIONS[
1] if selected_mode == u'panning' else MIXER_SECTIONS[0]
self.notify_selected_item()
@listens(u'return_tracks')
def _on_return_tracks_changed(self):
with self._updating_send_offset_mode_selection():
self._update_mode_selection()
new_send_offset = max(
0,
int(
ceil(
float(self.number_sends) / float(SEND_LIST_LENGTH) - 1)
* SEND_LIST_LENGTH))
if new_send_offset < self._send_offset:
self._send_offset = new_send_offset
@listens(u'items')
def _on_items_changed(self):
tracks = self.get_tracks(self._track_provider.items)
self.__on_panning_mode_changed.replace_subjects(
filter(has_pan_mode, [t.mixer_device for t in tracks]))
self._update_controls(self._parameter_getter, self._selected_view)
@listens_group(u'is_frozen')
def __on_track_frozen_state_changed(self, identifier):
self._update_controls(self._parameter_getter, self._selected_view)
@listens_group(u'panning_mode')
def __on_panning_mode_changed(self, identifier):
self._update_controls(self._parameter_getter, self._selected_view)
@listens(u'selected_item')
def _on_selected_item_changed(self):
if self.number_sends <= SEND_LIST_LENGTH:
self._send_offset = 0
self._update_mode_selection()
self._update_mixer_sections()
self._update_buttons(self.selected_mode)
def _update_mode_selection(self):
number_sends = self.number_sends
if self.selected_mode in SEND_MODE_NAMES:
index = SEND_MODE_NAMES.index(self.selected_mode)
if index + self._send_offset >= number_sends and number_sends > 0:
self.selected_mode = SEND_MODE_NAMES[number_sends %
SEND_LIST_LENGTH - 1]
elif index == 0 and number_sends == 0:
self.selected_mode = u'panning'
def _update_mixer_sections(self):
if self.is_enabled():
position = max(self._send_offset, 0)
pos_range = min(self.number_sends - position, SEND_LIST_LENGTH)
mixer_section_names = list(
MIXER_SECTIONS) + SEND_SECTIONS[position:position + pos_range]
self._mixer_sections = [
SimpleItemSlot(name=name) for name in mixer_section_names
]
if self.number_sends > SEND_LIST_LENGTH:
self._mixer_sections.extend([SimpleItemSlot()] *
(8 - len(self._mixer_sections)))
self._mixer_sections[7] = SimpleItemSlot(
icon=u'page_right.svg')
self.notify_items()
if self.selected_mode in SEND_MODE_NAMES:
index = SEND_MODE_NAMES.index(self.selected_mode)
self._selected_item = SEND_SECTIONS[index + self._send_offset]
self.notify_selected_item()
@property
def items(self):
return self._mixer_sections
@property
def selected_item(self):
return self._selected_item
def _update_controls(self, parameter_getter, control_view):
if self.is_enabled():
parameters = self._get_parameter_for_tracks(parameter_getter)
control_view.parameters = parameters
self._update_realtime_ids()
assign_parameters(self.controls, parameters)
def _update_realtime_ids(self):
mixables = self._track_provider.items
for handler, mixable in izip(self.real_time_meter_handlers, mixables):
handler.set_data(
mixable.mixer_device if liveobj_valid(mixable) else None)
return
def _get_parameter_for_tracks(self, parameter_getter):
tracks = self._track_provider.items
self.controls.control_count = len(tracks)
return map(lambda t: (parameter_getter(t.mixer_device)
if t else None), tracks)
def mode_can_be_used(self, mode):
return mode not in SEND_MODE_NAMES or SEND_MODE_NAMES.index(
mode) + self._send_offset < self.number_sends
def _update_buttons(self, selected_mode):
for name in self._mode_map.iterkeys():
self.get_mode_button(name).enabled = self.mode_can_be_used(name)
self.cycle_sends_button.enabled = self.number_sends > SEND_LIST_LENGTH
@cycle_sends_button.pressed
def cycle_sends_button(self, button):
button.color = u'MixerControlView.SectionSelected'
@cycle_sends_button.released
def cycle_sends_button(self, button):
button.color = u'MixerControlView.SectionUnSelected'
self._cycle_send_offset()
def _cycle_send_offset(self):
with self._updating_send_offset_mode_selection():
new_offset = self._send_offset + SEND_LIST_LENGTH
self._send_offset = new_offset if new_offset < self.number_sends else 0
if self.selected_mode in SEND_MODE_NAMES:
self.selected_mode = SEND_MODE_NAMES[0]
@contextmanager
def _updating_send_offset_mode_selection(self):
yield
self._update_mixer_sections()
self._update_buttons(self.selected_mode)
self._update_controls(self._parameter_getter, self._selected_view)
class SetupComponent(ModesComponent):
category_radio_buttons = control_list(RadioButtonControl,
checked_color=u'Option.Selected',
unchecked_color=u'Option.Unselected')
make_it_go_boom_button = ButtonControl()
make_it_go_boom = listenable_property.managed(False)
def __init__(self,
settings=None,
pad_curve_sender=None,
firmware_switcher=None,
*a,
**k):
assert settings is not None
super(SetupComponent, self).__init__(*a, **k)
self._settings = settings
self._pad_curve_sender = pad_curve_sender
has_option = self.application.has_option
self.make_it_go_boom_button.enabled = not has_option(
u'_Push2DeveloperMode') and has_option(u'_MakePush2GoBoom')
self._general = self.register_component(
GeneralSettingsComponent(settings=settings.general,
hardware_settings=settings.hardware,
is_enabled=False))
self._info = self.register_component(
InfoComponent(firmware_switcher=firmware_switcher,
is_enabled=False))
self._pad_settings = self.register_component(
PadSettingsComponent(pad_settings=settings.pad_settings,
is_enabled=False))
self._display_debug = self.register_component(
DisplayDebugSettingsComponent(settings=settings.display_debug,
is_enabled=False))
self._profiling = self.register_component(
ProfilingSettingsComponent(settings=settings.profiling,
is_enabled=False))
self.add_mode(u'Settings', [self._general, self._pad_settings])
self.add_mode(u'Info', [self._info])
if self.application.has_option(u'_Push2DeveloperMode'):
self.add_mode(u'Display Debug', [self._display_debug])
self.add_mode(u'Profiling', [self._profiling])
self.selected_mode = u'Settings'
self.category_radio_buttons.control_count = len(self.modes)
self.category_radio_buttons.checked_index = 0
return
@make_it_go_boom_button.pressed
def make_it_go_boom_button(self, _button):
self.make_it_go_boom = True
@property
def general(self):
return self._general
@property
def info(self):
return self._info
@property
def pad_settings(self):
return self._pad_settings
@property
def display_debug(self):
return self._display_debug
@property
def profiling(self):
return self._profiling
@property
def settings(self):
return self._settings
@property
def velocity_curve(self):
return self._pad_curve_sender
@category_radio_buttons.checked
def category_radio_buttons(self, button):
self.selected_mode = self.modes[button.index]
class ListComponent(CompoundComponent):
u"""
Component that handles a ScrollableList. If an action button is
passed, it can handle an ActionList.
"""
__events__ = (u'item_action', u'selected_item')
SELECTION_DELAY = 0.5
ENCODER_FACTOR = 10.0
empty_list_message = ''
_current_action_item = None
_last_action_item = None
action_button = ButtonControl(color='Browser.Load')
encoders = control_list(EncoderControl)
def __init__(self, scrollable_list=None, data_sources=tuple(), *a, **k):
super(ListComponent, self).__init__(*a, **k)
self._data_sources = data_sources
self._activation_task = task.Task()
self._action_on_scroll_task = task.Task()
self._scrollable_list = None
self._scroller = self.register_component(ScrollComponent())
self._pager = self.register_component(ScrollComponent())
self.last_action_item = lambda: self._last_action_item
self.item_formatter = DefaultItemFormatter()
for c in (self._scroller, self._pager):
for button in (c.scroll_up_button, c.scroll_down_button):
button.color = 'List.ScrollerOn'
button.pressed_color = None
button.disabled_color = 'List.ScrollerOff'
if scrollable_list == None:
self.scrollable_list = ActionList(
num_visible_items=len(data_sources))
else:
self.scrollable_list = scrollable_list
self._scrollable_list.num_visible_items = len(data_sources)
self._delay_activation = BooleanContext()
self._selected_index_float = 0.0
self._in_encoder_selection = BooleanContext(False)
self._execute_action_task = self._tasks.add(
task.sequence(task.delay(1), task.run(self._execute_action)))
self._execute_action_task.kill()
return
@property
def _trigger_action_on_scrolling(self):
return self.action_button.is_pressed
def _get_scrollable_list(self):
return self._scrollable_list
def _set_scrollable_list(self, new_list):
if new_list != self._scrollable_list:
self._scrollable_list = new_list
if new_list != None:
new_list.num_visible_items = len(self._data_sources)
self._scroller.scrollable = new_list
self._pager.scrollable = new_list.pager
self._on_scroll.subject = new_list
self._selected_index_float = new_list.selected_item_index
else:
self._scroller.scrollable = ScrollComponent.default_scrollable
self._scroller.scrollable = ScrollComponent.default_pager
self._on_selected_item_changed.subject = new_list
self.update_all()
return
scrollable_list = property(_get_scrollable_list, _set_scrollable_list)
def set_data_sources(self, sources):
self._data_sources = sources
if self._scrollable_list:
self._scrollable_list.num_visible_items = len(sources)
self._update_display()
select_next_button = forward_property('_scroller')('scroll_down_button')
select_prev_button = forward_property('_scroller')('scroll_up_button')
next_page_button = forward_property('_pager')('scroll_down_button')
prev_page_button = forward_property('_pager')('scroll_up_button')
def on_enabled_changed(self):
super(ListComponent, self).on_enabled_changed()
if not self.is_enabled():
self._execute_action_task.kill()
@listens('scroll')
def _on_scroll(self):
if self._trigger_action_on_scrolling:
trigger_selected = partial(self._trigger_action,
self.selected_item)
self._action_on_scroll_task.kill()
self._action_on_scroll_task = self._tasks.add(
task.sequence(task.wait(defaults.MOMENTARY_DELAY),
task.delay(1), task.run(trigger_selected)))
@listens('selected_item')
def _on_selected_item_changed(self):
self._scroller.update()
self._pager.update()
self._update_display()
self._update_action_feedback()
self._activation_task.kill()
self._action_on_scroll_task.kill()
if self.SELECTION_DELAY and self._delay_activation:
self._activation_task = self._tasks.add(
task.sequence(
task.wait(self.SELECTION_DELAY),
task.run(
self._scrollable_list.request_notify_item_activated)))
else:
self._scrollable_list.request_notify_item_activated()
if not self._in_encoder_selection:
self._selected_index_float = float(
self._scrollable_list.selected_item_index)
self.notify_selected_item(self._scrollable_list.selected_item)
@encoders.value
def encoders(self, value, encoder):
self._add_offset_to_selected_index(value)
def _add_offset_to_selected_index(self, offset):
if self.is_enabled() and self._scrollable_list:
with self._delay_activation():
with self._in_encoder_selection():
self._selected_index_float = clamp(
self._selected_index_float +
offset * self.ENCODER_FACTOR, 0,
len(self._scrollable_list.items))
self._scrollable_list.select_item_index_with_border(
int(self._selected_index_float), 1)
@action_button.pressed
def action_button(self, button):
if self._current_action_item == None:
self._trigger_action(
self.next_item if self._action_target_is_next_item(
) else self.selected_item)
return
def do_trigger_action(self, item):
item.action()
self.notify_item_action(item)
def _trigger_action(self, item):
if self.is_enabled() and self._can_be_used_for_action(item):
if self._scrollable_list != None:
self._scrollable_list.select_item(item)
self._current_action_item = item
self.update()
self._execute_action_task.restart()
return
def _execute_action(self):
u""" Is called by the execute action task and should not be called directly
use _trigger_action instead """
if self._current_action_item != None:
self.do_trigger_action(self._current_action_item)
self._last_action_item = self._current_action_item
self._current_action_item = None
self.update()
return
@property
def selected_item(self):
if self._scrollable_list != None:
return self._scrollable_list.selected_item
return
@property
def next_item(self):
item = None
if self._scrollable_list != None:
all_items = self._scrollable_list.items
next_index = self._scrollable_list.selected_item_index + 1
item = all_items[next_index] if in_range(next_index, 0,
len(all_items)) else None
return item
def _can_be_used_for_action(self, item):
return item != None and item.supports_action and item != self.last_action_item(
)
def _action_target_is_next_item(self):
return self.selected_item == self.last_action_item(
) and self._can_be_used_for_action(self.next_item)
def _update_action_feedback(self):
color = 'Browser.Loading'
if self._current_action_item == None:
if self._action_target_is_next_item():
color = 'Browser.LoadNext'
elif self._can_be_used_for_action(self.selected_item):
color = 'Browser.Load'
else:
color = 'Browser.LoadNotPossible'
self.action_button.color = color
return
def _update_display(self):
visible_items = self._scrollable_list.visible_items if self._scrollable_list else []
for index, data_source in enumerate(self._data_sources):
if index < len(visible_items):
item = visible_items[index] if 1 else None
action_in_progress = item and item == self._current_action_item
display_string = self.item_formatter(index, item,
action_in_progress)
data_source.set_display_string(display_string)
if not visible_items and self._data_sources and self.empty_list_message:
self._data_sources[0].set_display_string(self.empty_list_message)
return
def update(self):
super(ListComponent, self).update()
if self.is_enabled():
self._update_action_feedback()
self._update_display()
class InstrumentComponent(PlayableComponent, Slideable, Messenger):
u"""
Class that sets up the button matrix as a piano, using different
selectable layouts for the notes.
"""
__events__ = (u'pattern', )
matrix = control_matrix(PadControl)
delete_button = ButtonControl()
def __init__(self, note_layout=None, *a, **k):
assert note_layout is not None
super(InstrumentComponent, self).__init__(*a, **k)
self._note_layout = note_layout
self._first_note = self.page_length * 3 + self.page_offset
self._last_page_length = self.page_length
self._last_page_offset = self.page_offset
self._detail_clip = None
self._has_notes = [False] * 128
self._has_notes_pattern = self._get_pattern(0)
self._aftertouch_control = None
self._show_notifications = True
self.__on_detail_clip_changed.subject = self.song.view
self.__on_detail_clip_changed()
self._slider = SlideComponent(slideable=self, parent=self)
self._touch_slider = SlideableTouchStripComponent(touch_slideable=self, parent=self)
for event in (u'scale', u'root_note', u'is_in_key', u'is_fixed', u'is_horizontal',
u'interval'):
self.register_slot(self._note_layout, self._on_note_layout_changed, event)
self._update_pattern()
return
@listens('detail_clip')
def __on_detail_clip_changed(self):
clip = self.song.view.detail_clip
self.set_detail_clip(clip if liveobj_valid(clip) and clip.is_midi_clip else None)
return
def set_detail_clip(self, clip):
if clip != self._detail_clip:
self._detail_clip = clip
self._on_clip_notes_changed.subject = clip
self._on_loop_start_changed.subject = clip
self._on_loop_end_changed.subject = clip
self._on_clip_notes_changed()
@listens('notes')
def _on_clip_notes_changed(self):
if self._detail_clip:
self._has_notes = [
False] * 128
loop_start = self._detail_clip.loop_start
loop_length = self._detail_clip.loop_end - loop_start
notes = self._detail_clip.get_notes(loop_start, 0, loop_length, 128)
for note in notes:
self._has_notes[note[0]] = True
self.notify_contents()
@listens('loop_start')
def _on_loop_start_changed(self):
self._on_loop_selection_changed()
@listens('loop_end')
def _on_loop_end_changed(self):
self._on_loop_selection_changed()
def _on_loop_selection_changed(self):
self._on_clip_notes_changed()
def contents(self, index):
if self._detail_clip:
note = self._has_notes_pattern[index].index
if note is not None:
return self._has_notes[note]
return False
return False
@property
def show_notifications(self):
return self._show_notifications
@show_notifications.setter
def show_notifications(self, value):
self._show_notifications = value
@property
def page_length(self):
if self._note_layout.is_in_key:
return len(self._note_layout.notes)
return 12
@property
def position_count(self):
if not self._note_layout.is_in_key:
return 139
else:
offset = self.page_offset
octaves = 11 if self._note_layout.notes[0] < 8 else 10
return offset + len(self._note_layout.notes) * octaves
def _first_scale_note_offset(self):
if not self._note_layout.is_in_key:
return self._note_layout.notes[0]
else:
if self._note_layout.notes[0] == 0:
return 0
return len(self._note_layout.notes) - index_if(lambda n: n >= 12, self._note_layout.notes)
@property
def page_offset(self):
if self._note_layout.is_fixed:
return 0
return self._first_scale_note_offset()
def _get_position(self):
return self._first_note
def _set_position(self, note):
self._first_note = note
self._update_pattern()
self._update_matrix()
self.notify_position()
position = property(_get_position, _set_position)
@property
def min_pitch(self):
return self.pattern[0].index
@property
def max_pitch(self):
identifiers = [ control.identifier for control in self.matrix ]
if len(identifiers) > 0:
return max(identifiers)
return 127
@property
def pattern(self):
return self._pattern
@matrix.pressed
def matrix(self, button):
self._on_matrix_pressed(button)
def _on_matrix_pressed(self, button):
if self.delete_button.is_pressed:
pitch = self._get_note_info_for_coordinate(button.coordinate).index
if pitch and self._detail_clip:
self._do_delete_pitch(pitch)
@matrix.released
def matrix(self, button):
self._on_matrix_released(button)
def _on_matrix_released(self, button):
pass
def _do_delete_pitch(self, pitch):
clip = self._detail_clip
if clip:
note_name = pitch_index_to_string(pitch)
loop_length = clip.loop_end - clip.loop_start
clip.remove_notes(clip.loop_start, pitch, loop_length, 1)
self.show_notification(consts.MessageBoxText.DELETE_NOTES % note_name)
@delete_button.pressed
def delete_button(self, value):
self._set_control_pads_from_script(True)
@delete_button.released
def delete_button(self, value):
self._set_control_pads_from_script(False)
def set_note_strip(self, strip):
self._touch_slider.set_scroll_strip(strip)
def set_octave_strip(self, strip):
self._touch_slider.set_page_strip(strip)
def set_octave_up_button(self, button):
self._slider.set_scroll_page_up_button(button)
def set_octave_down_button(self, button):
self._slider.set_scroll_page_down_button(button)
def set_scale_up_button(self, button):
self._slider.set_scroll_up_button(button)
def set_scale_down_button(self, button):
self._slider.set_scroll_down_button(button)
def set_aftertouch_control(self, control):
self._aftertouch_control = control
self._update_aftertouch()
def _align_first_note(self):
self._first_note = self.page_offset + (self._first_note - self._last_page_offset) * float(self.page_length) / float(self._last_page_length)
if self._first_note >= self.position_count:
self._first_note -= self.page_length
self._last_page_length = self.page_length
self._last_page_offset = self.page_offset
def _on_note_layout_changed(self, _):
self._update_scale()
def show_pitch_range_notification(self):
if self.is_enabled() and self.show_notifications:
self.show_notification(('Play {start_note} to {end_note}').format(start_note=pitch_index_to_string(self.pattern.note(0, 0).index), end_note=pitch_index_to_string(self.pattern.note(self.width - 1, self.height - 1).index)))
def _update_scale(self):
self._align_first_note()
self._update_pattern()
self._update_matrix()
self.notify_position_count()
self.notify_position()
self.notify_contents()
def update(self):
super(InstrumentComponent, self).update()
if self.is_enabled():
self._update_matrix()
self._update_aftertouch()
def _update_pattern(self):
self._pattern = self._get_pattern()
self._has_notes_pattern = self._get_pattern(0)
self.notify_pattern()
def _invert_and_swap_coordinates(self, coordinates):
return (
coordinates[1], self.height - 1 - coordinates[0])
def _get_note_info_for_coordinate(self, coordinate):
x, y = self._invert_and_swap_coordinates(coordinate)
return self.pattern.note(x, y)
def _update_button_color(self, button):
note_info = self._get_note_info_for_coordinate(button.coordinate)
button.color = 'Instrument.' + note_info.color
def _button_should_be_enabled(self, button):
return self._get_note_info_for_coordinate(button.coordinate).index != None
def _note_translation_for_button(self, button):
note_info = self._get_note_info_for_coordinate(button.coordinate)
return (
note_info.index, note_info.channel)
def _set_button_control_properties(self, button):
super(InstrumentComponent, self)._set_button_control_properties(button)
button.sensitivity_profile = 'default' if self._takeover_pads else 'instrument'
def _update_matrix(self):
self._update_control_from_script()
self._update_note_translations()
self._update_led_feedback()
def _get_pattern(self, first_note=None):
if first_note is None:
first_note = int(round(self._first_note))
interval = self._note_layout.interval
notes = self._note_layout.notes
width = None
height = None
octave = first_note / self.page_length
offset = first_note % self.page_length - self._first_scale_note_offset()
if interval == None:
if self._note_layout.is_in_key:
interval = len(self._note_layout.notes)
if self._note_layout.is_horizontal:
width = interval + 1
else:
height = interval + 1
else:
interval = 8
elif not self._note_layout.is_in_key:
interval = [
0, 2, 4, 5, 7, 9, 10, 11][interval]
if self._note_layout.is_horizontal:
steps = [
1, interval]
origin = [offset, 0]
else:
steps = [
interval, 1]
origin = [0, offset]
return MelodicPattern(steps=steps, scale=notes, origin=origin, root_note=octave * 12, chromatic_mode=not self._note_layout.is_in_key, width=width, height=height)
def _update_aftertouch(self):
if self.is_enabled() and self._aftertouch_control != None:
self._aftertouch_control.send_value('mono')
return
class FixedLengthComponent(Component, Messenger):
fixed_length_toggle_button = ButtonControl()
def __init__(self, fixed_length_setting=None, *a, **k):
assert fixed_length_setting is not None
super(FixedLengthComponent, self).__init__(*a, **k)
self._fixed_length_setting = fixed_length_setting
self.settings_component = FixedLengthSettingComponent(
fixed_length_setting=self._fixed_length_setting,
parent=self,
is_enabled=False)
self._length_press_state = None
self.__on_setting_enabled_changes.subject = fixed_length_setting
self.__on_setting_enabled_changes(fixed_length_setting.enabled)
return
@fixed_length_toggle_button.released_immediately
def fixed_length_toggle_button(self, button):
loop_set = self._set_loop()
if not loop_set:
enabled = not self._fixed_length_setting.enabled
self._fixed_length_setting.enabled = enabled
self.show_notification(consts.MessageBoxText.FIXED_LENGTH %
(b'On' if enabled else b'Off'))
@fixed_length_toggle_button.pressed_delayed
def fixed_length_toggle_button(self, button):
self.settings_component.set_enabled(True)
@fixed_length_toggle_button.released_delayed
def fixed_length_toggle_button(self, button):
self.settings_component.set_enabled(False)
self._set_loop()
@fixed_length_toggle_button.pressed
def fixed_length_toggle_button(self, button):
song = self.song
slot = song.view.highlighted_clip_slot
if slot is None:
return
else:
clip = slot.clip
if slot.is_recording and not clip.is_overdubbing:
self._length_press_state = (slot, clip.playing_position)
return
def _set_loop(self):
song = self.song
slot = song.view.highlighted_clip_slot
if slot is None:
return
else:
clip = slot.clip
loop_set = False
if self._length_press_state is not None:
press_slot, press_position = self._length_press_state
if press_slot == slot and slot.is_recording and not clip.is_overdubbing:
length, _ = self._fixed_length_setting.get_selected_length(
song)
one_bar = 4.0 * song.signature_numerator / song.signature_denominator
loop_end = int(press_position / one_bar) * one_bar
loop_start = loop_end - length
if loop_start >= 0.0:
clip.loop_end = loop_end
clip.end_marker = loop_end
clip.loop_start = loop_start
clip.start_marker = loop_start
self._tasks.add(
task.sequence(
task.delay(0),
task.run(
partial(slot.fire,
force_legato=True,
launch_quantization=Quantization.
q_no_q))))
self.song.overdub = False
loop_set = True
self._length_press_state = None
return loop_set
@listens(b'enabled')
def __on_setting_enabled_changes(self, enabled):
self.fixed_length_toggle_button.color = b'FixedLength.On' if enabled else b'FixedLength.Off'
class SelectPlayingClipComponent(MessengerModesComponent):
action_button = ButtonControl(color='DefaultButton.Alert')
def __init__(self,
playing_clip_above_layer=None,
playing_clip_below_layer=None,
*a,
**k):
super(SelectPlayingClipComponent, self).__init__(*a, **k)
self._update_mode_task = self._tasks.add(
task.sequence(task.delay(1), task.run(self._update_mode)))
self._update_mode_task.kill()
self.add_mode('default', None)
self.add_mode('above', [AddLayerMode(self, playing_clip_above_layer)],
message=MessageBoxText.PLAYING_CLIP_ABOVE_SELECTED_CLIP)
self.add_mode('below', [AddLayerMode(self, playing_clip_below_layer)],
message=MessageBoxText.PLAYING_CLIP_BELOW_SELECTED_CLIP)
self.selected_mode = 'default'
self.notify_when_enabled = True
self._on_detail_clip_changed.subject = self.song.view
self._on_playing_slot_index_changed.subject = self.song.view.selected_track
self._notification_reference = partial(nop, None)
return
@action_button.pressed
def action_button(self, button):
self._go_to_playing_clip()
@listens('detail_clip')
def _on_detail_clip_changed(self):
self._update_mode_task.restart()
@listens('playing_slot_index')
def _on_playing_slot_index_changed(self):
self._update_mode_task.restart()
def _go_to_playing_clip(self):
song_view = self.song.view
playing_clip_slot = self._playing_clip_slot()
if playing_clip_slot:
song_view.highlighted_clip_slot = playing_clip_slot
song_view.detail_clip = playing_clip_slot.clip
self._hide_notification()
def _hide_notification(self):
if self._notification_reference() is not None:
self._notification_reference().hide()
return
def show_notification(self, display_text):
self._notification_reference = super(
SelectPlayingClipComponent, self).show_notification(
display_text,
blink_text=MessageBoxText.SELECTED_CLIP_BLINK,
notification_time=-1)
def _selected_track_clip_is_playing(self):
playing_clip_slot = self._playing_clip_slot()
return not (playing_clip_slot
and playing_clip_slot.clip != self.song.view.detail_clip)
def _playing_clip_slot(self):
track = self.song.view.selected_track
try:
playing_slot_index = track.playing_slot_index
slot = track.clip_slots[
playing_slot_index] if 0 <= playing_slot_index < len(
track.clip_slots) else None
return slot
except RuntimeError:
pass
return
def _selected_track_clip_is_above_playing_clip(self):
song_view = self.song.view
track = song_view.selected_track
playing_slot_index = track.playing_slot_index
selected_index = index_if(
lambda slot: slot == song_view.highlighted_clip_slot,
track.clip_slots)
return playing_slot_index <= selected_index
def _update_mode(self):
if not self._selected_track_clip_is_playing():
if self._selected_track_clip_is_above_playing_clip():
self.selected_mode = 'above'
else:
self.selected_mode = 'below'
else:
self.selected_mode = 'default'
self._hide_notification()
class DrumGroupComponent(SlideableTouchStripComponent, DrumGroupComponent,
Messenger):
"""'
Class representing a drum group pads in a matrix.
"""
__module__ = __name__
matrix = control_matrix(PadControl)
duplicate_button = ButtonControl()
def __init__(self, quantizer=None, *a, **k):
super(DrumGroupComponent,
self).__init__(touch_slideable=self,
translation_channel=PAD_FEEDBACK_CHANNEL,
dragging_enabled=True,
*a,
**k)
self._copy_handler = self._make_copy_handler()
self._notification_reference = partial(nop, None)
self._quantizer = quantizer
self.selected_notes_provider = self.register_disconnectable(
SelectedNotesProvider())
self._update_selected_drum_pad()
return
position_count = 32
page_length = 4
page_offset = 1
def update(self):
super(DrumGroupComponent, self).update()
if self._copy_handler:
self._copy_handler.stop_copying()
def set_drum_group_device(self, drum_group_device):
super(DrumGroupComponent,
self).set_drum_group_device(drum_group_device)
self._on_chains_changed.subject = self._drum_group_device
self.notify_contents()
def quantize_pitch(self, note):
self._quantizer.quantize_pitch(note, 'pad')
def _update_selected_drum_pad(self):
super(DrumGroupComponent, self)._update_selected_drum_pad()
if liveobj_valid(self._selected_drum_pad):
self.selected_notes_provider.selected_notes = [
self._selected_drum_pad.note
]
self.notify_selected_target_note()
def _update_assigned_drum_pads(self):
super(DrumGroupComponent, self)._update_assigned_drum_pads()
self.notify_selected_target_note()
def _make_copy_handler(self):
return DrumPadCopyHandler(self.show_notification)
@matrix.pressed
def matrix(self, pad):
self._on_matrix_pressed(pad)
@matrix.released
def matrix(self, pad):
self._on_matrix_released(pad)
def _on_matrix_pressed(self, pad):
super(DrumGroupComponent, self)._on_matrix_pressed(pad)
if self.duplicate_button.is_pressed:
self._duplicate_pad(pad)
def set_select_button(self, button):
self.select_button.set_control_element(button)
def set_mute_button(self, button):
self.mute_button.set_control_element(button)
def set_solo_button(self, button):
self.solo_button.set_control_element(button)
def set_quantize_button(self, button):
self.quantize_button.set_control_element(button)
@duplicate_button.pressed
def duplicate_button(self, button):
self._set_control_pads_from_script(True)
@duplicate_button.released
def duplicate_button(self, button):
self._set_control_pads_from_script(False)
if self._copy_handler:
self._copy_handler.stop_copying()
if self._notification_reference() is not None:
self._notification_reference().hide()
return
@listens('chains')
def _on_chains_changed(self):
self.notify_contents()
def delete_pitch(self, drum_pad):
clip = self.song.view.detail_clip
if clip and any(clip.get_notes(0, drum_pad.note, DISTANT_FUTURE, 1)):
clip.remove_notes(0, drum_pad.note, DISTANT_FUTURE, 1)
self.show_notification(MessageBoxText.DELETE_NOTES % drum_pad.name)
else:
self.show_notification(MessageBoxText.DELETE_DRUM_RACK_PAD %
drum_pad.name)
self.delete_drum_pad_content(drum_pad)
def delete_drum_pad_content(self, drum_pad):
drum_pad.delete_all_chains()
def _duplicate_pad(self, pad):
if self._copy_handler and self._drum_group_device:
drum_pad = self._pad_for_button(pad)
self._notification_reference = self._copy_handler.duplicate_pad(
self._drum_group_device, drum_pad)
def set_matrix(self, matrix):
super(DrumGroupComponent, self).set_matrix(matrix)
self._update_sensitivity_profile()
def _update_control_from_script(self):
super(DrumGroupComponent, self)._update_control_from_script()
self._update_sensitivity_profile()
def _update_sensitivity_profile(self):
profile = 'default' if self._takeover_pads or self.pressed_pads else 'drums'
for button in self.matrix:
button.sensitivity_profile = profile
@listenable_property
def selected_target_note(self):
note_and_channel = (-1, -1)
if liveobj_valid(self._drum_group_device) and liveobj_valid(
self._selected_drum_pad):
if self._selected_drum_pad in self.assigned_drum_pads:
predicate = lambda b: self._pad_for_button(
b) == self._selected_drum_pad
button = find_if(predicate, self.matrix)
if button != None and None not in (button.identifier,
button.channel):
note_and_channel = (button.identifier, button.channel)
else:
note_and_channel = (self._selected_drum_pad.note,
NON_FEEDBACK_CHANNEL)
return NamedTuple(note=note_and_channel[0],
channel=note_and_channel[1])
class BrowserComponent(Component):
"""'
Component for controlling the Live library browser. It has 4
browsing columns that are controlled by encoders and state
buttons. The contents of these lists are provided by a browser
model -- see BrowserModel and derivatives.
"""
__module__ = __name__
__events__ = (u'load_item', )
NUM_COLUMNS = 4
COLUMN_SIZE = 4
enter_button = ButtonControl(**consts.SIDE_BUTTON_COLORS)
exit_button = ButtonControl(**consts.SIDE_BUTTON_COLORS)
shift_button = ButtonControl()
prehear_button = ToggleButtonControl(toggled_color='Browser.Prehear',
untoggled_color='Browser.PrehearOff')
def __init__(self,
browser=None,
make_browser_model=None,
preferences=dict(),
*a,
**k):
super(BrowserComponent, self).__init__(*a, **k)
assert make_browser_model is not None
self._browser = browser or self.application.browser
self._browser_model = EmptyBrowserModel(browser=self._browser)
self._make_browser_model = make_browser_model
num_data_sources = self.NUM_COLUMNS * self.COLUMN_SIZE
self._data_sources = map(DisplayDataSource, (u'', ) * num_data_sources)
self._last_loaded_item = None
self._default_item_formatter = DefaultItemFormatter()
self._list_components = [
ListComponent(parent=self) for _ in xrange(self.NUM_COLUMNS)
]
for i, component in enumerate(self._list_components):
component.do_trigger_action = lambda item: self._do_load_item(item)
component.last_action_item = lambda: self._last_loaded_item
component.item_formatter = partial(self._item_formatter, i)
self._preferences = preferences
self._select_buttons = []
self._state_buttons = []
self._encoder_controls = []
self._on_selected_item.replace_subjects(self._list_components)
self._on_list_item_action.replace_subjects(self._list_components)
self._on_hotswap_target_changed.subject = self._browser
self._on_filter_type_changed.subject = self._browser
self._on_browser_full_refresh.subject = self._browser
self._scroll_offset = 0
self._max_scroll_offset = 0
self._max_hierarchy = 0
self._last_filter_type = None
self._skip_next_preselection = False
self._browser_model_dirty = True
self._on_content_lists_changed()
self.prehear_button.is_toggled = preferences.setdefault(
'browser_prehear', True)
self._last_selected_item = None
return
def disconnect(self):
self._last_selected_item = None
super(BrowserComponent, self).disconnect()
return
def set_display_line1(self, display):
self.set_display_line_with_index(display, 0)
def set_display_line2(self, display):
self.set_display_line_with_index(display, 1)
def set_display_line3(self, display):
self.set_display_line_with_index(display, 2)
def set_display_line4(self, display):
self.set_display_line_with_index(display, 3)
def set_display_line_with_index(self, display, index):
if display:
sources = self._data_sources[index::self.COLUMN_SIZE]
display.set_data_sources(sources)
def set_select_buttons(self, buttons):
for button in buttons or []:
if button:
button.reset()
self._on_select_matrix_value.subject = buttons or None
self._select_buttons = buttons
buttons = buttons or (None, None, None, None, None, None, None, None)
for component, button in izip(self._list_components, buttons[1::2]):
self._set_button_if_enabled(component, 'action_button', button)
for component, button in izip(self._list_components, buttons[::2]):
if self.shift_button.is_pressed:
self._set_button_if_enabled(component, 'prev_page_button',
button)
self._set_button_if_enabled(component, 'select_prev_button',
None)
else:
self._set_button_if_enabled(component, 'prev_page_button',
None)
self._set_button_if_enabled(component, 'select_prev_button',
button)
return
def set_state_buttons(self, buttons):
for button in buttons or []:
if button:
button.reset()
self._on_state_matrix_value.subject = buttons or None
self._state_buttons = buttons
buttons = buttons or (None, None, None, None, None, None, None, None)
for component, button in izip(self._list_components, buttons[::2]):
if self.shift_button.is_pressed:
self._set_button_if_enabled(component, 'next_page_button',
button)
self._set_button_if_enabled(component, 'select_next_button',
None)
else:
self._set_button_if_enabled(component, 'next_page_button',
None)
self._set_button_if_enabled(component, 'select_next_button',
button)
for button in buttons[1::2]:
if button and self.is_enabled():
button.set_light('DefaultButton.Disabled')
return
@shift_button.value
def shift_button(self, value, control):
self.set_select_buttons(self._select_buttons)
self.set_state_buttons(self._state_buttons)
def _set_button_if_enabled(self, component, name, button):
control = getattr(component, name)
if component.is_enabled(explicit=True):
control.set_control_element(button)
else:
control.set_control_element(None)
if button and self.is_enabled():
button.set_light('DefaultButton.Disabled')
return
def set_encoder_controls(self, encoder_controls):
if encoder_controls:
num_active_lists = len(
self._browser_model.content_lists) - self._scroll_offset
num_assignable_lists = min(num_active_lists,
len(encoder_controls) / 2)
index = 0
for component in self._list_components[:num_assignable_lists - 1]:
component.encoders.set_control_element(
encoder_controls[index:index + 2])
index += 2
self._list_components[(num_assignable_lists -
1)].encoders.set_control_element(
encoder_controls[index:])
else:
for component in self._list_components:
component.encoders.set_control_element([])
self._encoder_controls = encoder_controls
def update(self):
super(BrowserComponent, self).update()
if self.is_enabled():
self.set_state_buttons(self._state_buttons)
self.set_select_buttons(self._select_buttons)
self._update_browser_model()
else:
self._browser.stop_preview()
def reset_load_memory(self):
self._update_load_memory(None)
return
def _do_load_item(self, item):
self.do_load_item(item)
self._update_load_memory(item)
self._skip_next_preselection = True
def reset_skip_next_preselection():
self._skip_next_preselection = False
self._tasks.add(task.run(reset_skip_next_preselection))
def _update_load_memory(self, item):
self._last_loaded_item = item
for component in self._list_components:
component.update()
def do_load_item(self, item):
item.action()
self.notify_load_item(item.content)
def back_to_top(self):
self._set_scroll_offset(0)
def _set_scroll_offset(self, offset):
self._scroll_offset = offset
self._on_content_lists_changed()
scrollable_list = self._list_components[(-1)].scrollable_list
if scrollable_list:
scrollable_list.request_notify_item_activated()
def _update_navigation_button_state(self):
self.exit_button.enabled = self._scroll_offset > 0
self.enter_button.enabled = self._scroll_offset < self._max_scroll_offset
def _shorten_item_name(self, shortening_limit, list_index, item_name):
u"""
Creates the name of an item shortened by removing words from the parents name
"""
def is_short_enough(item_name):
return len(item_name) <= 9
content_lists = self._browser_model.content_lists
parent_lists = reversed(content_lists[max(0, list_index -
3):list_index])
for content_list in parent_lists:
if is_short_enough(item_name):
break
parent_name = unicode(content_list.selected_item)
stems = split_stem(parent_name)
for stem in stems:
short_name = make_stem_cleaner(stem)(item_name)
short_name = full_strip(short_name)
item_name = short_name if len(short_name) > 4 else item_name
if is_short_enough(item_name):
break
if len(item_name) >= shortening_limit and item_name[(
-1)] == consts.CHAR_ELLIPSIS:
return item_name[:-1]
return item_name
def _item_formatter(self, depth, index, item, action_in_progress):
display_string = ''
separator_length = len(self._data_sources[(self.COLUMN_SIZE *
depth)].separator)
shortening_limit = 16 - separator_length
if item:
item_name = 'Loading...' if action_in_progress else self._shorten_item_name(
shortening_limit, depth + self._scroll_offset, unicode(item))
display_string = consts.CHAR_SELECT if item and item.is_selected else ' '
display_string += item_name
if depth == len(
self._list_components
) - 1 and item.is_selected and self._scroll_offset < self._max_hierarchy:
display_string = string.ljust(display_string,
consts.DISPLAY_LENGTH / 4 - 1)
shortening_limit += 1
display_string = display_string[:shortening_limit] + consts.CHAR_ARROW_RIGHT
if depth == 0 and self._scroll_offset > 0:
prefix = consts.CHAR_ARROW_LEFT if index == 0 else ' '
display_string = prefix + display_string
return display_string[:shortening_limit + 1]
@enter_button.pressed
def enter_button(self, control):
self._set_scroll_offset(
min(self._max_scroll_offset, self._scroll_offset + 1))
@exit_button.pressed
def exit_button(self, control):
self._set_scroll_offset(max(0, self._scroll_offset - 1))
@prehear_button.toggled
def prehear_button(self, toggled, button):
if not toggled:
self._browser.stop_preview()
elif self._last_selected_item is not None:
self._last_selected_item.preview()
self._preferences['browser_prehear'] = toggled
return
@listens('hotswap_target')
def _on_hotswap_target_changed(self):
if not self._skip_next_preselection:
self._set_scroll_offset(0)
self._update_browser_model()
@listens('filter_type')
def _on_filter_type_changed(self):
self._update_browser_model()
@listens('full_refresh')
def _on_browser_full_refresh(self):
self._browser_model_dirty = True
def _update_browser_model(self):
if self.is_enabled():
self._do_update_browser_model()
def _create_browser_model_of_type(self, filter_type):
self._last_filter_type = filter_type
new_model = self._make_browser_model(self._browser, filter_type)
if self._browser_model and self._browser_model.can_be_exchanged(
new_model) and new_model.can_be_exchanged(self._browser_model):
self._browser_model.exchange_model(new_model)
new_model.disconnect()
else:
self.disconnect_disconnectable(self._browser_model)
self._browser_model = self.register_disconnectable(new_model)
self._on_content_lists_changed.subject = self._browser_model
self._on_selection_updated.subject = self._browser_model
self._browser_model.update_content()
def _do_update_browser_model(self):
filter_type = filter_type_for_browser(self._browser)
if filter_type != self._last_filter_type:
self._create_browser_model_of_type(filter_type)
elif self._browser_model_dirty:
self._browser_model.update_content()
elif not self._skip_next_preselection:
self._browser_model.update_selection()
self._skip_next_preselection = False
self._browser_model_dirty = False
@listens_group('item_action')
def _on_list_item_action(self, item, _):
self.notify_load_item(item.content)
@listens_group('selected_item')
def _on_selected_item(self, item, _):
if item is not None and self.prehear_button.is_toggled:
item.preview()
self._last_selected_item = item
return
@listens('selection_updated')
def _on_selection_updated(self, index):
more_content_available = len(self._browser_model.content_lists
) > self.NUM_COLUMNS + self._scroll_offset
required_scroll_offset = index - (self.NUM_COLUMNS - 1)
if more_content_available and required_scroll_offset > self._scroll_offset:
self._set_scroll_offset(self._scroll_offset + 1)
self._browser_model.update_selection()
@listens('content_lists')
def _on_content_lists_changed(self):
self._last_selected_item = None
components = self._list_components
contents = self._browser_model.content_lists[self._scroll_offset:]
messages = self._browser_model.empty_list_messages
scroll_depth = len(self._browser_model.content_lists) - len(
self._list_components)
self._max_scroll_offset = max(0, scroll_depth + 2)
self._max_hierarchy = max(0, scroll_depth)
for component, content, message in izip_longest(
components, contents, messages):
if component != None:
component.scrollable_list = content
component.empty_list_message = message
active_lists = len(contents)
num_head = clamp(active_lists - 1, 0, self.NUM_COLUMNS - 1)
head = components[:num_head]
last = components[num_head:]
def set_data_sources_with_separator(component, sources, separator):
for source in sources:
source.separator = separator
component.set_data_sources(sources)
component.set_enabled(True)
for idx, component in enumerate(head):
offset = idx * self.COLUMN_SIZE
sources = self._data_sources[offset:offset + self.COLUMN_SIZE]
set_data_sources_with_separator(component, sources, '|')
if last:
offset = num_head * self.COLUMN_SIZE
scrollable_list = last[0].scrollable_list
if scrollable_list and find_if(lambda item: item.content.is_folder,
scrollable_list.items):
sources = self._data_sources[offset:offset + self.COLUMN_SIZE]
map(DisplayDataSource.clear,
self._data_sources[offset + self.COLUMN_SIZE:])
else:
sources = self._data_sources[offset:]
set_data_sources_with_separator(last[0], sources, '')
for component in last[1:]:
component.set_enabled(False)
self.set_select_buttons(self._select_buttons)
self.set_state_buttons(self._state_buttons)
self.set_encoder_controls(self._encoder_controls)
self._update_navigation_button_state()
return
@listens('value')
def _on_select_matrix_value(self, value, *_):
pass
@listens('value')
def _on_state_matrix_value(self, value, *_):
pass
@listens('value')
def _on_encoder_matrix_value(self, value, *_):
pass
class GenericDeviceComponent(DeviceComponentBase):
parameter_touch_buttons = control_list(ButtonControl, control_count=8)
shift_button = ButtonControl()
def __init__(self, visualisation_real_time_data=None, delete_button=None, *a, **k):
super(GenericDeviceComponent, self).__init__(*a, **k)
self._visualisation_real_time_data = visualisation_real_time_data
self._delete_button = delete_button
self.default_sensitivity = partial(self._sensitivity, DEFAULT_SENSITIVITY_KEY)
self.fine_sensitivity = partial(self._sensitivity, FINE_GRAINED_SENSITIVITY_KEY)
def set_device(self, device):
self._set_device(device)
def _set_device(self, device):
super(GenericDeviceComponent, self)._set_device(device)
self.notify_options()
def _on_device_changed(self, device):
u"""
Override the base class behaviour, which calls _set_device when a device in
the device provider changes. It's already donne by the DeviceComponentProvider.
"""
pass
@parameter_touch_buttons.pressed
def parameter_touch_buttons(self, button):
if button.index < len(self._provided_parameters):
parameter = self._provided_parameters[button.index].parameter
self._parameter_touched(parameter)
@parameter_touch_buttons.released
def parameter_touch_buttons(self, button):
if button.index < len(self._provided_parameters):
parameter = self._provided_parameters[button.index].parameter
self._parameter_released(parameter)
def parameters_changed(self):
pass
def _parameter_touched(self, parameter):
pass
def _parameter_released(self, parameter):
pass
@shift_button.pressed
def shift_button(self, button):
self._shift_button_pressed(button)
@shift_button.released
def shift_button(self, button):
self._shift_button_released(button)
def _shift_button_pressed(self, button):
pass
def _shift_button_released(self, button):
pass
def initialize_visualisation_view_data(self):
view_data = self._initial_visualisation_view_data()
if view_data:
self._update_visualisation_view_data(view_data)
def _update_visualisation_view_data(self, view_data):
visualisation = self._visualisation_real_time_data.device_visualisation()
if liveobj_valid(visualisation):
visualisation_view_data = visualisation.get_view_data()
for key, value in view_data.iteritems():
visualisation_view_data[key] = value
visualisation.set_view_data(visualisation_view_data)
def _initial_visualisation_view_data(self):
return {}
def _is_parameter_available(self, parameter):
return True
def _create_parameter_info(self, parameter, name):
return ParameterInfo(parameter=parameter if self._is_parameter_available(parameter) else None, name=name, default_encoder_sensitivity=self.default_sensitivity(parameter), fine_grain_encoder_sensitivity=self.fine_sensitivity(parameter))
def _sensitivity(self, sensitivity_key, parameter):
device = self.device()
sensitivity = parameter_sensitivities(device.class_name, parameter)[sensitivity_key]
if liveobj_valid(parameter):
sensitivity = self._adjust_parameter_sensitivity(parameter, sensitivity)
return sensitivity
def _adjust_parameter_sensitivity(self, parameter, sensitivity):
return sensitivity
@listenable_property
def options(self):
return getattr(self._bank, 'options', [None] * OPTIONS_PER_BANK)
@property
def bank_view_description(self):
return getattr(self._bank, 'bank_view_description', '')
@listenable_property
def visualisation_visible(self):
return self._visualisation_visible
@property
def _visualisation_visible(self):
return False
@listenable_property
def shrink_parameters(self):
return self._shrink_parameters
@property
def _shrink_parameters(self):
return [
False] * 8
@listens('options')
def __on_options_changed(self):
self.notify_options()
def _setup_bank(self, device):
super(GenericDeviceComponent, self)._setup_bank(device, bank_factory=create_device_bank_with_options)
try:
self.__on_options_changed.subject = self._bank
except EventError:
pass
class SpecialSessionComponent(SessionComponent):
"""
Special session subclass that handles ConfigurableButtons
and has a button to fire the selected clip slot.
"""
_session_component_ends_initialisation = False
scene_component_type = SpecialSceneComponent
duplicate_button = ButtonControl()
def __init__(self,
clip_slot_copy_handler=None,
fixed_length_recording=None,
*a,
**k):
self._clip_copy_handler = clip_slot_copy_handler or ClipSlotCopyHandler(
)
self._fixed_length_recording = fixed_length_recording
with inject(copy_handler=const(self._clip_copy_handler),
fixed_length_recording=const(
self._fixed_length_recording)).everywhere():
super(SpecialSessionComponent, self).__init__(*a, **k)
self._slot_launch_button = None
self._duplicate_button = None
self._duplicate = DuplicateSceneComponent(self._session_ring,
parent=self)
self._duplicate_enabler = EnablingModesComponent(
parent=self, component=self._duplicate)
self._end_initialisation()
return
duplicate_layer = forward_property(b'_duplicate')(b'layer')
@duplicate_button.pressed
def duplicate_button(self, button):
self._duplicate_enabler.selected_mode = b'enabled'
@duplicate_button.released
def duplicate_button(self, button):
self._duplicate_enabler.selected_mode = b'disabled'
self._clip_copy_handler.stop_copying()
def set_slot_launch_button(self, button):
self._slot_launch_button = button
self._on_slot_launch_value.subject = button
def set_clip_launch_buttons(self, buttons):
if buttons:
buttons.reset()
super(SpecialSessionComponent, self).set_clip_launch_buttons(buttons)
def set_touch_strip(self, touch_strip):
if touch_strip:
touch_strip.set_mode(TouchStripModes.CUSTOM_FREE)
touch_strip.send_state([
TouchStripStates.STATE_OFF
for _ in xrange(touch_strip.state_count)
])
self._on_touch_strip_value.subject = touch_strip
@listens(b'value')
def _on_touch_strip_value(self, value):
pass
@listens(b'value')
def _on_slot_launch_value(self, value):
if self.is_enabled():
if value != 0 or not self._slot_launch_button.is_momentary():
if liveobj_valid(self.song.view.highlighted_clip_slot):
self.song.view.highlighted_clip_slot.fire()
self._slot_launch_button.turn_on()
else:
self._slot_launch_button.turn_off()
class MuteSoloStopClipComponent(CompoundComponent, Messenger):
MESSAGE_FOR_MODE = {
'mute': 'Mute: %s',
'solo': 'Solo: %s',
'stop': 'Stop Clips: %s'
}
stop_all_clips_button = ButtonControl()
def __init__(self,
item_provider=None,
solo_track_button=None,
mute_track_button=None,
stop_clips_button=None,
track_list_component=None,
cancellation_action_performers=[],
*a,
**k):
super(MuteSoloStopClipComponent, self).__init__(*a, **k)
self._currently_locked_button_handler = None
self._track_list = track_list_component
self._solo_button_handler = self.register_component(
GlobalMixerActionComponent(
track_list_component=track_list_component,
mode='solo',
mode_active_color='Mixer.SoloOn',
mode_locked_color='Mixer.LockedSoloMode',
default_color_indicator=TrackStateColorIndicator(
item_provider=item_provider,
track_property='solo',
property_active_color='Mixer.SoloOn',
song=self.song),
immediate_action=lambda: toggle_mixable_solo(
item_provider.selected_item, self.song)))
self._solo_button_handler.layer = Layer(
action_button=solo_track_button)
self._mute_button_handler = self.register_component(
GlobalMixerActionComponent(
track_list_component=track_list_component,
mode='mute',
mode_active_color='Mixer.MuteOff',
mode_locked_color='Mixer.LockedMuteMode',
default_color_indicator=TrackStateColorIndicator(
item_provider=item_provider,
track_property='mute',
property_active_color='Mixer.MuteOff',
song=self.song),
immediate_action=lambda: toggle_mixable_mute(
item_provider.selected_item, self.song)))
self._mute_button_handler.layer = Layer(
action_button=mute_track_button)
self._stop_button_handler = self.register_component(
GlobalMixerActionComponent(
track_list_component=track_list_component,
mode='stop',
immediate_action=partial(stop_clip_in_selected_track,
self.song),
mode_locked_color='StopClips.LockedStopMode'))
self._stop_button_handler.layer = Layer(
action_button=stop_clips_button)
self.__on_mute_solo_stop_cancel_action_performed.replace_subjects(
[track_list_component] + cancellation_action_performers)
button_handlers = (self._mute_button_handler,
self._solo_button_handler,
self._stop_button_handler)
self.__on_mode_locked_changed.replace_subjects(button_handlers,
button_handlers)
self.__on_selected_item_changed.subject = item_provider
return
@stop_all_clips_button.pressed
def stop_all_clips_button(self, button):
self.song.stop_all_clips()
@listens_group('mute_solo_stop_cancel_action_performed')
def __on_mute_solo_stop_cancel_action_performed(self, _):
self.cancel_release_actions()
@listens_group('mode_locked')
def __on_mode_locked_changed(self, is_locked, button_handler):
if is_locked:
if self._currently_locked_button_handler:
self._currently_locked_button_handler.cancel_locked_mode()
self._currently_locked_button_handler = button_handler
else:
self._currently_locked_button_handler = None
self._track_list.locked_mode = self._currently_locked_button_handler.mode if is_locked else None
self._show_mode_lock_change_notification(is_locked,
button_handler.mode)
return
@listens('selected_item')
def __on_selected_item_changed(self):
self.cancel_release_actions()
def _show_mode_lock_change_notification(self, is_locked, mode):
message_template = self.MESSAGE_FOR_MODE[mode]
message_part = 'Locked' if is_locked else 'Unlocked'
self.show_notification(message_template % message_part)
def cancel_release_actions(self):
self._solo_button_handler.cancel_release_action()
self._mute_button_handler.cancel_release_action()
self._stop_button_handler.cancel_release_action()
class FixedLengthSessionRecordingComponent(SessionRecordingComponent,
Messenger):
foot_switch_button = ButtonControl()
arrangement_record_button = ButtonControl()
capture_midi_button = ButtonControl()
def __init__(self, clip_creator=None, fixed_length_setting=None, *a, **k):
(super(FixedLengthSessionRecordingComponent, self).__init__)(*a, **k)
self._fixed_length_recording = self.register_disconnectable(
FixedLengthRecording(song=(self.song),
clip_creator=clip_creator,
fixed_length_setting=fixed_length_setting))
self.footswitch_toggles_arrangement_recording = False
self._FixedLengthSessionRecordingComponent__on_record_mode_changed.subject = self.song
self._FixedLengthSessionRecordingComponent__on_record_mode_changed()
self.set_trigger_recording_on_release(not any((
self.record_button.is_pressed,
self.arrangement_record_button.is_pressed)))
def set_trigger_recording_on_release(self, trigger_recording):
self._should_trigger_recording = trigger_recording
@foot_switch_button.pressed
def foot_switch_button(self, button):
if self.footswitch_toggles_arrangement_recording:
self._toggle_arrangement_recording()
else:
self._trigger_recording()
@capture_midi_button.pressed
def capture_midi_button(self, button):
try:
self.song.capture_midi()
self.set_trigger_recording_on_release(not any((
self.record_button.is_pressed,
self.arrangement_record_button.is_pressed)))
except RuntimeError:
pass
@arrangement_record_button.pressed
def arrangement_record_button(self, _):
self._on_arrangement_record_button_pressed()
@arrangement_record_button.released
def arrangement_record_button(self, _):
self._on_arrangement_record_button_released()
def _toggle_arrangement_recording(self):
self.song.record_mode = not self.song.record_mode
def _on_record_button_pressed(self):
pass
def _on_record_button_released(self):
self._trigger_recording_action(self._trigger_recording)
def _on_arrangement_record_button_pressed(self):
pass
def _on_arrangement_record_button_released(self):
self._trigger_recording_action(self._toggle_arrangement_recording)
def _trigger_recording_action(self, recording_action):
if self._should_trigger_recording:
recording_action()
self._should_trigger_recording = True
def _clip_slot_index_to_record_into(self):
song = self.song
selected_scene = song.view.selected_scene
return list(song.scenes).index(selected_scene)
def _update_record_button(self):
if self.is_enabled():
song = self.song
clip_slot = get_clip_slot_from_index(
song, song.view.selected_track,
self._clip_slot_index_to_record_into())
if liveobj_valid(clip_slot):
if clip_slot.is_triggered:
if song.overdub and not clip_slot.is_recording:
self.record_button.color = 'Recording.Transition'
elif song.record_mode:
self.record_button.color = 'Recording.ArrangementRecordingOn'
else:
super(FixedLengthSessionRecordingComponent,
self)._update_record_button()
self.arrangement_record_button.color = self.record_button.color
@listens('record_mode')
def __on_record_mode_changed(self):
self._update_record_button()
def _start_recording(self):
track = self.song.view.selected_track
clip_slot_index = self._clip_slot_index_to_record_into()
self._fixed_length_recording.start_recording_in_slot(
track, clip_slot_index)
if track_can_record(track):
self._ensure_slot_is_visible(self.song.view.selected_track,
clip_slot_index)
def _ensure_slot_is_visible(self, track, scene_index):
song = self.song
if song.view.selected_track == track:
song.view.selected_scene = song.scenes[scene_index]
self._view_selected_clip_detail()
def _handle_limitation_error_on_scene_creation(self):
self.expect_dialog(MessageBoxText.SCENE_LIMIT_REACHED)
class SimpleDeviceParameterComponent(Component):
prev_bank_button = ButtonControl()
next_bank_button = ButtonControl()
device_lock_button = ToggleButtonControl()
device_on_off_button = ToggleButtonControl()
device_name_display = DisplayControl()
@depends(device_provider=None)
def __init__(self, device_provider = None, device_bank_registry = None, toggle_lock = None, *a, **k):
super(SimpleDeviceParameterComponent, self).__init__(*a, **k)
self._toggle_lock = toggle_lock
self._device = None
self._banks = []
self._bank_index = 0
self._parameter_controls = None
self._empty_control_slots = self.register_disconnectable(EventObject())
self._device_bank_registry = device_bank_registry
self._device_provider = device_provider
self._device_name_slot = self.register_slot(None, self._update_device_name_display, u'name')
self.__on_provided_device_changed.subject = device_provider
self.__on_provided_device_changed()
self._display_bank_name_task = self._tasks.add(task.sequence(task.run(self._display_bank_name), task.wait(BANK_NAME_DISPLAY_DURATION), task.run(self._update_device_name_display)))
self._display_bank_name_task.kill()
if toggle_lock:
self.__on_is_locked_to_device_changed.subject = self._device_provider
self.__on_is_locked_to_device_changed()
@device_lock_button.toggled
def device_lock_button(self, *_):
self._on_device_lock_button_toggled()
@device_on_off_button.toggled
def device_on_off_button(self, is_toggled, _):
parameter = self._on_off_parameter()
if parameter is not None:
parameter.value = float(is_toggled)
def _on_device_lock_button_toggled(self):
self._toggle_lock()
self._update_device_lock_button()
@prev_bank_button.pressed
def prev_bank_button(self, _):
self.bank_index = self._bank_index - 1
@next_bank_button.pressed
def next_bank_button(self, _):
self.bank_index = self._bank_index + 1
@property
def bank_index(self):
return self._bank_index
@bank_index.setter
def bank_index(self, value):
prev_bank_index = self._bank_index
self._bank_index = self._clamp_to_bank_size(value)
if prev_bank_index != self._bank_index:
self._display_bank_name_task.restart()
if self._device_bank_registry:
self._device_bank_registry.set_device_bank(self._device, self._bank_index)
self.update()
def _clamp_to_bank_size(self, value):
return clamp(value, 0, self.num_banks - 1)
@property
def selected_bank(self):
if self.num_banks:
return self._banks[self._bank_index or 0]
return []
@property
def num_banks(self):
return len(self._banks)
def set_parameter_controls(self, controls):
for control in self._parameter_controls or []:
release_control(control)
self._parameter_controls = controls
self.update()
@listens(u'device')
def __on_provided_device_changed(self):
for control in self._parameter_controls or []:
release_control(control)
self._device = self._device_provider.device
self.__on_bank_changed.subject = self._device_bank_registry
if self._device_bank_registry:
self._bank_index = self._device_bank_registry.get_device_bank(self._device)
self.update()
else:
self.bank_index = 0
self._device_name_slot.subject = self._device
self._update_device_name_display()
@listens(u'device_bank')
def __on_bank_changed(self, device, bank):
if device == self._device:
self.bank_index = bank
@listens(u'is_locked_to_device')
def __on_is_locked_to_device_changed(self):
self._update_device_lock_button()
@listens(u'value')
def __on_device_on_off_changed(self):
self._update_device_on_off_button()
def update(self):
super(SimpleDeviceParameterComponent, self).update()
if self.is_enabled():
self._update_parameter_banks()
self._update_bank_navigation_buttons()
self._empty_control_slots.disconnect()
self.__on_device_on_off_changed.subject = self._on_off_parameter()
self._update_device_on_off_button()
if liveobj_valid(self._device):
self._connect_parameters()
else:
self._disconnect_parameters()
else:
self._disconnect_parameters()
def _disconnect_parameters(self):
for control in self._parameter_controls or []:
release_control(control)
self._empty_control_slots.register_slot(control, nop, u'value')
def _connect_parameters(self):
for control, parameter in zip_longest(self._parameter_controls or [], self.selected_bank):
if liveobj_valid(control):
if liveobj_valid(parameter):
control.connect_to(parameter)
else:
control.release_parameter()
self._empty_control_slots.register_slot(control, nop, u'value')
def _on_off_parameter(self):
if liveobj_valid(self._device):
for p in self._device.parameters:
if p.name.startswith(u'Device On') and liveobj_valid(p) and p.is_enabled:
return p
def _update_parameter_banks(self):
if liveobj_valid(self._device):
self._banks = parameter_banks(self._device)
else:
self._banks = []
self._bank_index = self._clamp_to_bank_size(self._bank_index)
def _update_bank_navigation_buttons(self):
self.prev_bank_button.enabled = self.bank_index > 0
self.next_bank_button.enabled = self.bank_index < self.num_banks - 1
def _update_device_lock_button(self):
self.device_lock_button.is_toggled = self._device_provider.is_locked_to_device
def _update_device_on_off_button(self):
parameter = self._on_off_parameter()
self.device_on_off_button.enabled = parameter is not None
if parameter is not None:
self.device_on_off_button.is_toggled = parameter.value > 0
def _update_device_name_display(self):
self.device_name_display.message = self._device.name if liveobj_valid(self._device) else u' - '
def _display_bank_name(self):
names = parameter_bank_names(self._device)
if self.bank_index < len(names):
self.device_name_display.message = names[self.bank_index]
