def __init__(self, *a, **k):
super(ViewControlComponent, self).__init__(*a, **k)
self._track_scroller = BasicTrackScroller()
self._scene_scroller = BasicSceneScroller()
song = self.song
view = song.view
self.register_slot(song, self._update_track_encoder, 'visible_tracks')
self.register_slot(song, self._update_track_encoder, 'return_tracks')
self.register_slot(view, self._update_track_encoder, 'selected_track')
self.register_slot(song, self._update_scene_encoder, 'scenes')
self.register_slot(view, self._update_scene_encoder, 'selected_scene')
class ViewControlComponent(Component):
track_encoder = SendValueEncoderControl()
scene_encoder = SendValueEncoderControl()
def __init__(self, *a, **k):
super(ViewControlComponent, self).__init__(*a, **k)
self._track_scroller = BasicTrackScroller()
self._scene_scroller = BasicSceneScroller()
song = self.song
view = song.view
self.register_slot(song, self._update_track_encoder, u'visible_tracks')
self.register_slot(song, self._update_track_encoder, u'return_tracks')
self.register_slot(view, self._update_track_encoder, u'selected_track')
self.register_slot(song, self._update_scene_encoder, u'scenes')
self.register_slot(view, self._update_scene_encoder, u'selected_scene')
@track_encoder.value
def track_encoder(self, value, _):
self._do_scroll(value, self._track_scroller)
@scene_encoder.value
def scene_encoder(self, value, _):
self._do_scroll(value, self._scene_scroller)
def _do_scroll(self, value, scroller):
if value < 0:
scroller.scroll_up()
else:
scroller.scroll_down()
def update(self):
super(ViewControlComponent, self).update()
self._update_track_encoder()
self._update_scene_encoder()
def _update_track_encoder(self):
if self.is_enabled():
self.track_encoder.value = int(self._track_scroller.can_scroll_up(
)) ^ int(self._track_scroller.can_scroll_down() << 1)
def _update_scene_encoder(self):
if self.is_enabled():
self.scene_encoder.value = int(self._scene_scroller.can_scroll_up(
)) ^ int(self._scene_scroller.can_scroll_down() << 1)
def _create_scene_scroller(self):
return BasicSceneScroller()
def __init__(self, *a, **k):
(super(ViewControlComponent, self).__init__)(*a, **k)
self._scroll_scenes = ScrollComponent((BasicSceneScroller()),
parent=self)
