def select_box(self, event, r):
UndoManager.begin_action(end_timeout=500)
modifiers = event.modifiers()
if ((modifiers != Qt.ShiftModifier) and
(modifiers != Qt.ControlModifier)):
Selection.deselect_all()
self._select_children_in_box(self, r, modifiers, set())
def on_split(self, *args):
current_track = None
for track in self.tracks:
if (self.block in track):
current_track = track
break
# if the block has multiple repeats, split the repeats
if (self.block.events.duration < self.block.duration):
UndoManager.begin_action(track)
self.block.split_repeats(track=current_track)
UndoManager.end_action()
else:
times = [ ]
# get selected events in the block
selected_events = self.get_selected_notes()
# if events are selected in the block, find boundaries
# between selected and deselected events
if (len(selected_events) > 0):
# sort all block events by time
events = list(self.block.events)
events.sort(key=lambda e: e.time)
# find boundaries
was_selected = (events[0] in selected_events)
for event in events:
# count notes only
if (not hasattr(event, 'pitch')): continue
is_selected = (event in selected_events)
if (is_selected != was_selected):
times.append(event.time)
was_selected = is_selected
# if there are times to split on, we can split
if (len(times) > 0):
UndoManager.begin_action((self.block, current_track))
self.block.split(times, track=current_track)
UndoManager.end_action()
def select_box(self, event, r):
UndoManager.begin_action(end_timeout=500)
modifiers = event.modifiers()
if ((modifiers != Qt.ShiftModifier)
and (modifiers != Qt.ControlModifier)):
Selection.deselect_all()
self._select_children_in_box(self, r, modifiers, set())
def on_drag_start(self, event):
UndoManager.begin_action(self._target)
self._start_rect = self._target.rect()
self._start_bounds = self._target.boundingRect().normalized()
if (self._start_bounds.width() == 0):
self._start_bounds.setWidth(1.0)
if (self._start_bounds.height() == 0):
self._start_bounds.setHeight(1.0)
def on_drag_start(self, event):
UndoManager.begin_action(self._target)
self._start_rect = self._target.rect()
self._start_bounds = self._target.boundingRect().normalized()
if (self._start_bounds.width() == 0):
self._start_bounds.setWidth(1.0)
if (self._start_bounds.height() == 0):
self._start_bounds.setHeight(1.0)
def on_group(self):
workspace_view = self.view.parentItemWithAttribute('document')
if (workspace_view is None): return
units = workspace_view.document.units
selected_units = self.selected_units()
UndoManager.begin_action(units)
units.append(GroupUnit(units=selected_units, name='Group'))
UndoManager.end_action()
def on_join(self, *args):
blocks = self.get_selected_blocks()
blocks.add(self.block)
UndoManager.begin_action((blocks, self.tracks))
if (len(blocks) > 1):
self.block.join(blocks, tracks=self.tracks)
else:
self.block.join_repeats()
UndoManager.end_action()
def on_drag_start(self, event): UndoManager.begin_action((self.connection, self.patch_bay)) pos = event.pos() source = self._source_pos sink = self._sink_pos source_dist = abs(pos.x() - source.x()) + abs(pos.y() - source.y()) sink_dist = abs(pos.x() - sink.x()) + abs(pos.y() - sink.y()) self._drag_sink = (sink_dist < source_dist) QApplication.instance().setOverrideCursor(Qt.ClosedHandCursor)
def on_drag_start(self, event):
UndoManager.begin_action((self.connection, self.patch_bay))
pos = event.pos()
source = self._source_pos
sink = self._sink_pos
source_dist = abs(pos.x() - source.x()) + abs(pos.y() - source.y())
sink_dist = abs(pos.x() - sink.x()) + abs(pos.y() - sink.y())
self._drag_sink = (sink_dist < source_dist)
QApplication.instance().setOverrideCursor(Qt.ClosedHandCursor)
def on_delete(self, *args):
current_track = None
for track in self.tracks:
if (self.block in track):
current_track = track
break
if (current_track is None): return
UndoManager.begin_action(current_track)
current_track.remove(self.block)
UndoManager.end_action()
def on_key_delete(self, event):
root_item = self
while root_item.parentItem():
root_item = root_item.parentItem()
document_view = self.parentItemWithAttribute('document')
document = None
if (document_view is not None):
document = document_view.document
UndoManager.begin_action(document)
self._delete_selected_child_items(root_item)
UndoManager.end_action()
def toggle_mark(self, *args):
UndoManager.begin_action(self.marks)
t = self.time
found = False
for mark in set(self.marks):
if (mark.time == t):
self.marks.remove(mark)
found = True
if (not found):
self.marks.append(Mark(time=t))
UndoManager.end_action()
def on_key_delete(self, event):
root_item = self
while root_item.parentItem():
root_item = root_item.parentItem()
document_view = self.parentItemWithAttribute('document')
document = None
if (document_view is not None):
document = document_view.document
UndoManager.begin_action(document)
self._delete_selected_child_items(root_item)
UndoManager.end_action()
def on_key_y(self, event):
UndoManager.begin_action(end_timeout=500)
# get the time difference equivalent to one pixel
delta_pitch = 1
if (event.key() == Qt.Key_Down):
delta_pitch *= -1
# make a bigger jump when the shift key is down
if (event.modifiers() == Qt.ShiftModifier):
delta_pitch *= 12
# apply to the selection
for model in Selection.models:
model.pitch += delta_pitch
def on_key_x(self, event):
UndoManager.begin_action(end_timeout=500)
# get the time difference equivalent to one pixel
delta_time = self.mapFromScene(1, 0).x() - self.mapFromScene(0, 0).x()
if (event.key() == Qt.Key_Left):
delta_time *= -1
# make a bigger jump when the shift key is down
if (event.modifiers() == Qt.ShiftModifier):
delta_time = self._get_time_jump(delta_time)
# apply to the selection
for model in Selection.models:
model.time += delta_time
def on_key_x(self, event):
UndoManager.begin_action(end_timeout=500)
# get the time difference equivalent to one pixel
delta_time = self.mapFromScene(1, 0).x() - self.mapFromScene(0, 0).x()
if (event.key() == Qt.Key_Left):
delta_time *= -1
# make a bigger jump when the shift key is down
if (event.modifiers() == Qt.ShiftModifier):
delta_time = self._get_time_jump(delta_time)
# apply to the selection
for model in Selection.models:
model.time += delta_time
def on_key_y(self, event):
UndoManager.begin_action(end_timeout=500)
# get the time difference equivalent to one pixel
delta_pitch = 1
if (event.key() == Qt.Key_Down):
delta_pitch *= -1
# make a bigger jump when the shift key is down
if (event.modifiers() == Qt.ShiftModifier):
delta_pitch *= 12
# apply to the selection
for model in Selection.models:
model.pitch += delta_pitch
def on_drag_start_y(self, event):
UndoManager.begin_action()
# select the model if it isn't selected
if (not self.model.selected):
Selection.deselect_all()
self.model.selected = True
# record the original pitches of all selected models
self._drag_start_pitches = dict()
for model in Selection.models:
try:
self._drag_start_pitches[model] = model.pitch
except AttributeError: continue
def on_drag_start_y(self, event):
UndoManager.begin_action()
# select the model if it isn't selected
if (not self.model.selected):
Selection.deselect_all()
self.model.selected = True
# record the original pitches of all selected models
self._drag_start_pitches = dict()
for model in Selection.models:
try:
self._drag_start_pitches[model] = model.pitch
except AttributeError:
continue
def remove_unit(self, unit, inputs=(), outputs=()):
units = self.units
patch_bay = self.patch_bay
UndoManager.begin_action((units, patch_bay, inputs, outputs))
patch_bay.remove_connections_for_unit(unit)
for item in inputs:
patch_bay.remove_connections_for_unit(item)
for item in outputs:
patch_bay.remove_connections_for_unit(item)
units.remove(unit)
# remove the unit from any groups it might be a part of
for group in units:
if ((hasattr(group, 'units')) and (unit in group.units)):
group.units.remove(unit)
UndoManager.end_action()
def on_click(self, event):
UndoManager.begin_action(end_timeout=500)
if ((self.allow_multiselect) and
(event.modifiers() == Qt.ShiftModifier)):
self.model.selected = True
elif ((self.allow_multiselect) and
(event.modifiers() == Qt.ControlModifier)):
self.model.selected = not self.model.selected
else:
try:
if (self.model.selected):
event.ignore()
return
except AttributeError: pass
Selection.deselect_all()
self.model.selected = True
def on_drag_start_x(self, event):
UndoManager.begin_action()
# select the model if it isn't selected
can_select = hasattr(self.model, 'selected')
if ((not can_select) or (not self.model.selected)):
Selection.deselect_all()
if (can_select):
self.model.selected = True
# record the original times of all selected models
self._drag_start_times = dict()
models = set(Selection.models)
models.add(self.model)
for model in models:
try:
self._drag_start_times[model] = model.time
except AttributeError: continue
def on_drag_start(self, event):
UndoManager.begin_action(self.patch_bay)
# make a connection and add it to the workspace
connection = unit.Connection()
view = ConnectionView(connection)
if (isinstance(self, UnitOutputView)):
view.source_view = self
else:
view.sink_view = self
workspace_view = self.parentItemWithAttribute('connection_layer')
if (workspace_view):
view.setParentItem(workspace_view.connection_layer)
else:
view.setParentItem(self)
self._dragging_connection_view = view
QApplication.instance().setOverrideCursor(Qt.ClosedHandCursor)
def on_drag_start(self, event):
UndoManager.begin_action(self.patch_bay)
# make a connection and add it to the workspace
connection = unit.Connection()
view = ConnectionView(connection)
if (isinstance(self, UnitOutputView)):
view.source_view = self
else:
view.sink_view = self
workspace_view = self.parentItemWithAttribute('connection_layer')
if (workspace_view):
view.setParentItem(workspace_view.connection_layer)
else:
view.setParentItem(self)
self._dragging_connection_view = view
QApplication.instance().setOverrideCursor(Qt.ClosedHandCursor)
def on_drag_start_x(self, event):
UndoManager.begin_action()
# select the model if it isn't selected
can_select = hasattr(self.model, 'selected')
if ((not can_select) or (not self.model.selected)):
Selection.deselect_all()
if (can_select):
self.model.selected = True
# record the original times of all selected models
self._drag_start_times = dict()
models = set(Selection.models)
models.add(self.model)
for model in models:
try:
self._drag_start_times[model] = model.time
except AttributeError:
continue
def on_click(self, event):
UndoManager.begin_action(end_timeout=500)
if ((self.allow_multiselect)
and (event.modifiers() == Qt.ShiftModifier)):
self.model.selected = True
elif ((self.allow_multiselect)
and (event.modifiers() == Qt.ControlModifier)):
self.model.selected = not self.model.selected
else:
try:
if (self.model.selected):
event.ignore()
return
except AttributeError:
pass
Selection.deselect_all()
self.model.selected = True
def change_track(self, delta):
block = self.block
# get the track list and track that contain this block
tracks_view = self.parentItemWithAttribute('tracks')
track_view = self.parentItemWithAttribute('track')
if ((tracks_view is None) or (track_view is None)): return
tracks = tracks_view.tracks
current_track = track_view.track
if (len(tracks) <= 1): return
# get the index of the current track
current_index = tracks.index(current_track)
# get the new track index, and exit if it's not changing
new_index = min(max(0, current_index + delta), len(tracks) - 1)
if (new_index == current_index): return
new_track = tracks[new_index]
UndoManager.begin_action((current_track, new_track))
# move this view into the new track layout so
# it maintains its keyboard/mouse focus
old_layout = self.parentItem()
def find_track_layout(node, track):
for item in node.childItems():
if ((isinstance(item, view.ListLayout)) and
(hasattr(item, 'track')) and
(item.track is track)):
return(item)
result = find_track_layout(item, track)
if (result is not None): return(result)
return(None)
new_layout = find_track_layout(tracks_view.track_layout, new_track)
del old_layout._view_map[block]
new_layout._view_map[block] = self
self.setParentItem(new_layout)
# move the block in the model layer
current_track.remove(block)
new_track.append(block)
UndoManager.end_action()
def on_browse(self): UndoManager.begin_action(self.instrument) self.instrument.browse() UndoManager.end_action()
def add_unit(self, new_unit): UndoManager.begin_action(self.units) self.units.append(new_unit) UndoManager.end_action()
def on_add(self): UndoManager.begin_action(self.unit.tracks) self.unit.tracks.add_track() UndoManager.end_action()
def on_record_start(self): UndoManager.begin_action(self.unit.tracks, group='record')
def on_drag_start(self, event): UndoManager.begin_action(self._target) self._start_pos = self._target.pos()
def on_change_path(self, path): UndoManager.begin_action(self.instrument) self.instrument.path = path UndoManager.end_action()
def on_add(self): instrument = sampler.Instrument.new_from_browse() if (instrument is None): return UndoManager.begin_action(self._content.instruments) self._content.instruments.append(instrument) UndoManager.end_action()
def on_record_start(self):
UndoManager.begin_action(self.unit.tracks, group='record')
def on_remove(self):
UndoManager.begin_action((self.instruments, self.document))
if (self.document is not None):
self.document.patch_bay.remove_connections_for_unit(self.instrument)
self.instruments.remove(self.instrument)
UndoManager.end_action()
def on_drag_start(self, event): UndoManager.begin_action(self.block, group='drag_block') view.Interactive.on_drag_start(self, event)
def on_drag_start(self, event): UndoManager.begin_action(self.events)
def focusInEvent(self, e): UndoManager.begin_action(self._model) EditableLabel.focusInEvent(self, e)
def on_delete(self, *args): UndoManager.begin_action((self.tracks, self.patch_bay)) self.tracks.remove(self.track) UndoManager.end_action()
def on_add(self):
UndoManager.begin_action(self.unit.tracks)
self.unit.tracks.add_track()
UndoManager.end_action()
def on_drag_start(self, event):
UndoManager.begin_action(self._target)
self._start_pos = self._target.pos()
def on_add(self):
instrument = sampler.Instrument.new_from_browse()
if (instrument is None): return
UndoManager.begin_action(self._content.instruments)
self._content.instruments.append(instrument)
UndoManager.end_action()
def focusInEvent(self, e):
UndoManager.begin_action(self._model)
EditableLabel.focusInEvent(self, e)
