2 Copyright (C) 2009 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include "gtk2ardour-config.h"
26 #include "pbd/memento_command.h"
27 #include "pbd/basename.h"
28 #include "pbd/stateful_diff_command.h"
30 #include "gtkmm2ext/utils.h"
32 #include "ardour/audioengine.h"
33 #include "ardour/audioregion.h"
34 #include "ardour/dB.h"
35 #include "ardour/midi_region.h"
36 #include "ardour/operations.h"
37 #include "ardour/region_factory.h"
38 #include "ardour/session.h"
43 #include "audio_region_view.h"
44 #include "midi_region_view.h"
45 #include "ardour_ui.h"
46 #include "gui_thread.h"
47 #include "control_point.h"
49 #include "region_gain_line.h"
50 #include "editor_drag.h"
51 #include "audio_time_axis.h"
52 #include "midi_time_axis.h"
53 #include "canvas-note.h"
54 #include "selection.h"
55 #include "midi_selection.h"
56 #include "automation_time_axis.h"
58 #include "editor_cursors.h"
59 #include "mouse_cursors.h"
60 #include "verbose_cursor.h"
63 using namespace ARDOUR;
66 using namespace Gtkmm2ext;
67 using namespace Editing;
68 using namespace ArdourCanvas;
70 using Gtkmm2ext::Keyboard;
72 double ControlPointDrag::_zero_gain_fraction = -1.0;
74 DragManager::DragManager (Editor* e)
77 , _current_pointer_frame (0)
81 DragManager::~DragManager ()
86 /** Call abort for each active drag */
92 for (list<Drag*>::const_iterator i = _drags.begin(); i != _drags.end(); ++i) {
97 if (!_drags.empty ()) {
98 _editor->set_follow_playhead (_old_follow_playhead, false);
107 DragManager::add (Drag* d)
109 d->set_manager (this);
110 _drags.push_back (d);
114 DragManager::set (Drag* d, GdkEvent* e, Gdk::Cursor* c)
116 d->set_manager (this);
117 _drags.push_back (d);
122 DragManager::start_grab (GdkEvent* e, Gdk::Cursor* c)
124 /* Prevent follow playhead during the drag to be nice to the user */
125 _old_follow_playhead = _editor->follow_playhead ();
126 _editor->set_follow_playhead (false);
128 _current_pointer_frame = _editor->event_frame (e, &_current_pointer_x, &_current_pointer_y);
130 for (list<Drag*>::const_iterator i = _drags.begin(); i != _drags.end(); ++i) {
131 (*i)->start_grab (e, c);
135 /** Call end_grab for each active drag.
136 * @return true if any drag reported movement having occurred.
139 DragManager::end_grab (GdkEvent* e)
144 for (list<Drag*>::iterator i = _drags.begin(); i != _drags.end(); ++i) {
145 bool const t = (*i)->end_grab (e);
156 _editor->set_follow_playhead (_old_follow_playhead, false);
162 DragManager::motion_handler (GdkEvent* e, bool from_autoscroll)
166 _current_pointer_frame = _editor->event_frame (e, &_current_pointer_x, &_current_pointer_y);
168 for (list<Drag*>::iterator i = _drags.begin(); i != _drags.end(); ++i) {
169 bool const t = (*i)->motion_handler (e, from_autoscroll);
180 DragManager::have_item (ArdourCanvas::Item* i) const
182 list<Drag*>::const_iterator j = _drags.begin ();
183 while (j != _drags.end() && (*j)->item () != i) {
187 return j != _drags.end ();
190 Drag::Drag (Editor* e, ArdourCanvas::Item* i)
193 , _pointer_frame_offset (0)
194 , _move_threshold_passed (false)
195 , _raw_grab_frame (0)
197 , _last_pointer_frame (0)
203 Drag::swap_grab (ArdourCanvas::Item* new_item, Gdk::Cursor* cursor, uint32_t time)
209 _item->grab (Gdk::POINTER_MOTION_MASK | Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK, time);
211 _item->grab (Gdk::POINTER_MOTION_MASK | Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK, *cursor, time);
216 Drag::start_grab (GdkEvent* event, Gdk::Cursor *cursor)
218 // if dragging with button2, the motion is x constrained, with Alt-button2 it is y constrained
220 if (Keyboard::is_button2_event (&event->button)) {
221 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::SecondaryModifier)) {
222 _y_constrained = true;
223 _x_constrained = false;
225 _y_constrained = false;
226 _x_constrained = true;
229 _x_constrained = false;
230 _y_constrained = false;
233 _raw_grab_frame = _editor->event_frame (event, &_grab_x, &_grab_y);
234 setup_pointer_frame_offset ();
235 _grab_frame = adjusted_frame (_raw_grab_frame, event);
236 _last_pointer_frame = _grab_frame;
237 _last_pointer_x = _grab_x;
238 _last_pointer_y = _grab_y;
241 _item->grab (Gdk::POINTER_MOTION_MASK|Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK,
244 _item->grab (Gdk::POINTER_MOTION_MASK|Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK,
249 if (_editor->session() && _editor->session()->transport_rolling()) {
252 _was_rolling = false;
255 switch (_editor->snap_type()) {
256 case SnapToRegionStart:
257 case SnapToRegionEnd:
258 case SnapToRegionSync:
259 case SnapToRegionBoundary:
260 _editor->build_region_boundary_cache ();
267 /** Call to end a drag `successfully'. Ungrabs item and calls
268 * subclass' finished() method.
270 * @param event GDK event, or 0.
271 * @return true if some movement occurred, otherwise false.
274 Drag::end_grab (GdkEvent* event)
276 _editor->stop_canvas_autoscroll ();
278 _item->ungrab (event ? event->button.time : 0);
280 finished (event, _move_threshold_passed);
282 _editor->verbose_cursor()->hide ();
284 return _move_threshold_passed;
288 Drag::adjusted_frame (framepos_t f, GdkEvent const * event, bool snap) const
292 if (f > _pointer_frame_offset) {
293 pos = f - _pointer_frame_offset;
297 _editor->snap_to_with_modifier (pos, event);
304 Drag::adjusted_current_frame (GdkEvent const * event, bool snap) const
306 return adjusted_frame (_drags->current_pointer_frame (), event, snap);
310 Drag::motion_handler (GdkEvent* event, bool from_autoscroll)
312 /* check to see if we have moved in any way that matters since the last motion event */
313 if (_move_threshold_passed &&
314 (!x_movement_matters() || _last_pointer_frame == adjusted_current_frame (event)) &&
315 (!y_movement_matters() || _last_pointer_y == _drags->current_pointer_y ()) ) {
319 pair<framecnt_t, int> const threshold = move_threshold ();
321 bool const old_move_threshold_passed = _move_threshold_passed;
323 if (!from_autoscroll && !_move_threshold_passed) {
325 bool const xp = (::llabs (_drags->current_pointer_frame () - _raw_grab_frame) >= threshold.first);
326 bool const yp = (::fabs ((_drags->current_pointer_y () - _grab_y)) >= threshold.second);
328 _move_threshold_passed = ((xp && x_movement_matters()) || (yp && y_movement_matters()));
331 if (active (_editor->mouse_mode) && _move_threshold_passed) {
333 if (event->motion.state & Gdk::BUTTON1_MASK || event->motion.state & Gdk::BUTTON2_MASK) {
334 if (!from_autoscroll) {
335 bool const moving_left = _drags->current_pointer_x() < _last_pointer_x;
336 bool const moving_up = _drags->current_pointer_y() < _last_pointer_y;
337 _editor->maybe_autoscroll (true, allow_vertical_autoscroll (), moving_left, moving_up);
340 motion (event, _move_threshold_passed != old_move_threshold_passed);
342 _last_pointer_x = _drags->current_pointer_x ();
343 _last_pointer_y = _drags->current_pointer_y ();
344 _last_pointer_frame = adjusted_current_frame (event);
352 /** Call to abort a drag. Ungrabs item and calls subclass's aborted () */
360 aborted (_move_threshold_passed);
362 _editor->stop_canvas_autoscroll ();
363 _editor->verbose_cursor()->hide ();
367 Drag::show_verbose_cursor_time (framepos_t frame)
369 _editor->verbose_cursor()->set_time (
371 _drags->current_pointer_x() + 10 - _editor->horizontal_position(),
372 _drags->current_pointer_y() + 10 - _editor->vertical_adjustment.get_value() + _editor->canvas_timebars_vsize
375 _editor->verbose_cursor()->show ();
379 Drag::show_verbose_cursor_duration (framepos_t start, framepos_t end, double xoffset)
381 _editor->verbose_cursor()->show (xoffset);
383 _editor->verbose_cursor()->set_duration (
385 _drags->current_pointer_x() + 10 - _editor->horizontal_position(),
386 _drags->current_pointer_y() + 10 - _editor->vertical_adjustment.get_value() + _editor->canvas_timebars_vsize
391 Drag::show_verbose_cursor_text (string const & text)
393 _editor->verbose_cursor()->show ();
395 _editor->verbose_cursor()->set (
397 _drags->current_pointer_x() + 10 - _editor->horizontal_position(),
398 _drags->current_pointer_y() + 10 - _editor->vertical_adjustment.get_value() + _editor->canvas_timebars_vsize
402 boost::shared_ptr<Region>
403 Drag::add_midi_region (MidiTimeAxisView* view)
405 if (_editor->session()) {
406 const TempoMap& map (_editor->session()->tempo_map());
407 framecnt_t pos = grab_frame();
408 const Meter& m = map.meter_at (pos);
409 /* not that the frame rate used here can be affected by pull up/down which
412 framecnt_t len = m.frames_per_bar (map.tempo_at (pos), _editor->session()->frame_rate());
413 return view->add_region (grab_frame(), len, true);
416 return boost::shared_ptr<Region>();
419 struct EditorOrderTimeAxisViewSorter {
420 bool operator() (TimeAxisView* a, TimeAxisView* b) {
421 RouteTimeAxisView* ra = dynamic_cast<RouteTimeAxisView*> (a);
422 RouteTimeAxisView* rb = dynamic_cast<RouteTimeAxisView*> (b);
424 return ra->route()->order_key (EditorSort) < rb->route()->order_key (EditorSort);
428 RegionDrag::RegionDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
432 _editor->visible_order_range (&_visible_y_low, &_visible_y_high);
434 /* Make a list of tracks to refer to during the drag; we include hidden tracks,
435 as some of the regions we are dragging may be on such tracks.
438 TrackViewList track_views = _editor->track_views;
439 track_views.sort (EditorOrderTimeAxisViewSorter ());
441 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
442 _time_axis_views.push_back (*i);
444 TimeAxisView::Children children_list = (*i)->get_child_list ();
445 for (TimeAxisView::Children::iterator j = children_list.begin(); j != children_list.end(); ++j) {
446 _time_axis_views.push_back (j->get());
450 /* the list of views can be empty at this point if this is a region list-insert drag
453 for (list<RegionView*>::const_iterator i = v.begin(); i != v.end(); ++i) {
454 _views.push_back (DraggingView (*i, this));
457 RegionView::RegionViewGoingAway.connect (death_connection, invalidator (*this), boost::bind (&RegionDrag::region_going_away, this, _1), gui_context());
461 RegionDrag::region_going_away (RegionView* v)
463 list<DraggingView>::iterator i = _views.begin ();
464 while (i != _views.end() && i->view != v) {
468 if (i != _views.end()) {
473 /** Given a TimeAxisView, return the index of it into the _time_axis_views vector,
474 * or -1 if it is not found.
477 RegionDrag::find_time_axis_view (TimeAxisView* t) const
480 int const N = _time_axis_views.size ();
481 while (i < N && _time_axis_views[i] != t) {
492 RegionMotionDrag::RegionMotionDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v, bool b)
493 : RegionDrag (e, i, p, v),
502 RegionMotionDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
504 Drag::start_grab (event, cursor);
506 show_verbose_cursor_time (_last_frame_position);
508 pair<TimeAxisView*, double> const tv = _editor->trackview_by_y_position (_drags->current_pointer_y ());
509 _last_pointer_time_axis_view = find_time_axis_view (tv.first);
510 _last_pointer_layer = tv.first->layer_display() == Overlaid ? 0 : tv.second;
514 RegionMotionDrag::compute_x_delta (GdkEvent const * event, framepos_t* pending_region_position)
516 /* compute the amount of pointer motion in frames, and where
517 the region would be if we moved it by that much.
519 *pending_region_position = adjusted_current_frame (event);
521 framepos_t sync_frame;
522 framecnt_t sync_offset;
525 sync_offset = _primary->region()->sync_offset (sync_dir);
527 /* we don't handle a sync point that lies before zero.
529 if (sync_dir >= 0 || (sync_dir < 0 && *pending_region_position >= sync_offset)) {
531 sync_frame = *pending_region_position + (sync_dir*sync_offset);
533 _editor->snap_to_with_modifier (sync_frame, event);
535 *pending_region_position = _primary->region()->adjust_to_sync (sync_frame);
538 *pending_region_position = _last_frame_position;
541 if (*pending_region_position > max_framepos - _primary->region()->length()) {
542 *pending_region_position = _last_frame_position;
547 /* in locked edit mode, reverse the usual meaning of _x_constrained */
548 bool const x_move_allowed = Config->get_edit_mode() == Lock ? _x_constrained : !_x_constrained;
550 if ((*pending_region_position != _last_frame_position) && x_move_allowed) {
552 /* x movement since last time (in pixels) */
553 dx = (static_cast<double> (*pending_region_position) - _last_frame_position) / _editor->frames_per_unit;
555 /* total x movement */
556 framecnt_t total_dx = *pending_region_position;
557 if (regions_came_from_canvas()) {
558 total_dx = total_dx - grab_frame ();
561 /* check that no regions have gone off the start of the session */
562 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
563 if ((i->view->region()->position() + total_dx) < 0) {
565 *pending_region_position = _last_frame_position;
570 _last_frame_position = *pending_region_position;
577 RegionMotionDrag::y_movement_allowed (int delta_track, double delta_layer) const
579 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
580 int const n = i->time_axis_view + delta_track;
581 if (n < 0 || n >= int (_time_axis_views.size())) {
582 /* off the top or bottom track */
586 RouteTimeAxisView const * to = dynamic_cast<RouteTimeAxisView const *> (_time_axis_views[n]);
587 if (to == 0 || !to->is_track() || to->track()->data_type() != i->view->region()->data_type()) {
588 /* not a track, or the wrong type */
592 double const l = i->layer + delta_layer;
594 /* Note that we allow layer to be up to 0.5 below zero, as this is used by `Expanded'
595 mode to allow the user to place a region below another on layer 0.
597 if (delta_track == 0 && (l < -0.5 || l >= int (to->view()->layers()))) {
598 /* Off the top or bottom layer; note that we only refuse if the track hasn't changed.
599 If it has, the layers will be munged later anyway, so it's ok.
605 /* all regions being dragged are ok with this change */
610 RegionMotionDrag::motion (GdkEvent* event, bool first_move)
612 assert (!_views.empty ());
614 /* Find the TimeAxisView that the pointer is now over */
615 pair<TimeAxisView*, double> const tv = _editor->trackview_by_y_position (_drags->current_pointer_y ());
617 if (first_move && tv.first->view()->layer_display() == Stacked) {
618 tv.first->view()->set_layer_display (Expanded);
621 /* Bail early if we're not over a track */
622 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (tv.first);
623 if (!rtv || !rtv->is_track()) {
624 _editor->verbose_cursor()->hide ();
628 /* Note: time axis views in this method are often expressed as an index into the _time_axis_views vector */
630 /* Here's the current pointer position in terms of time axis view and layer */
631 int const current_pointer_time_axis_view = find_time_axis_view (tv.first);
632 double const current_pointer_layer = tv.first->layer_display() == Overlaid ? 0 : tv.second;
634 /* Work out the change in x */
635 framepos_t pending_region_position;
636 double const x_delta = compute_x_delta (event, &pending_region_position);
638 /* Work out the change in y */
639 int delta_time_axis_view = current_pointer_time_axis_view - _last_pointer_time_axis_view;
640 double delta_layer = current_pointer_layer - _last_pointer_layer;
642 if (!y_movement_allowed (delta_time_axis_view, delta_layer)) {
643 /* this y movement is not allowed, so do no y movement this time */
644 delta_time_axis_view = 0;
648 if (x_delta == 0 && delta_time_axis_view == 0 && delta_layer == 0 && !first_move) {
649 /* haven't reached next snap point, and we're not switching
650 trackviews nor layers. nothing to do.
655 pair<set<boost::shared_ptr<Playlist> >::iterator,bool> insert_result;
657 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
659 RegionView* rv = i->view;
661 if (rv->region()->locked()) {
669 /* Absolutely no idea why this is necessary, but it is; without
670 it, the region view disappears after the reparent.
672 _editor->update_canvas_now ();
674 /* Reparent to a non scrolling group so that we can keep the
675 region selection above all time axis views.
676 Reparenting means that we will have to move the region view
677 later, as the two parent groups have different coordinates.
680 rv->get_canvas_group()->reparent (*(_editor->_region_motion_group));
682 rv->fake_set_opaque (true);
685 /* If we have moved tracks, we'll fudge the layer delta so that the
686 region gets moved back onto layer 0 on its new track; this avoids
687 confusion when dragging regions from non-zero layers onto different
690 double this_delta_layer = delta_layer;
691 if (delta_time_axis_view != 0) {
692 this_delta_layer = - i->layer;
695 /* The TimeAxisView that this region is now on */
696 TimeAxisView* tv = _time_axis_views[i->time_axis_view + delta_time_axis_view];
698 /* Ensure it is moved from stacked -> expanded if appropriate */
699 if (tv->view()->layer_display() == Stacked) {
700 tv->view()->set_layer_display (Expanded);
703 /* We're only allowed to go -ve in layer on Expanded views */
704 if (tv->view()->layer_display() != Expanded && (i->layer + this_delta_layer) < 0) {
705 this_delta_layer = - i->layer;
709 rv->set_height (tv->view()->child_height ());
711 /* Update show/hidden status as the region view may have come from a hidden track,
712 or have moved to one.
715 rv->get_canvas_group()->hide ();
717 rv->get_canvas_group()->show ();
720 /* Update the DraggingView */
721 i->time_axis_view += delta_time_axis_view;
722 i->layer += this_delta_layer;
725 _editor->mouse_brush_insert_region (rv, pending_region_position);
730 /* Get the y coordinate of the top of the track that this region is now on */
731 tv->canvas_display()->i2w (x, y);
732 y += _editor->get_trackview_group_vertical_offset();
734 /* And adjust for the layer that it should be on */
735 StreamView* cv = tv->view ();
736 switch (cv->layer_display ()) {
740 y += (cv->layers() - i->layer - 1) * cv->child_height ();
743 y += (cv->layers() - i->layer - 0.5) * 2 * cv->child_height ();
747 /* Now move the region view */
748 rv->move (x_delta, y - rv->get_canvas_group()->property_y());
751 } /* foreach region */
753 _total_x_delta += x_delta;
756 _editor->cursor_group->raise_to_top();
759 if (x_delta != 0 && !_brushing) {
760 show_verbose_cursor_time (_last_frame_position);
763 _last_pointer_time_axis_view += delta_time_axis_view;
764 _last_pointer_layer += delta_layer;
768 RegionMoveDrag::motion (GdkEvent* event, bool first_move)
770 if (_copy && first_move) {
772 /* duplicate the regionview(s) and region(s) */
774 list<DraggingView> new_regionviews;
776 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
778 RegionView* rv = i->view;
779 AudioRegionView* arv = dynamic_cast<AudioRegionView*>(rv);
780 MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(rv);
782 const boost::shared_ptr<const Region> original = rv->region();
783 boost::shared_ptr<Region> region_copy = RegionFactory::create (original, true);
784 region_copy->set_position (original->position());
788 boost::shared_ptr<AudioRegion> audioregion_copy
789 = boost::dynamic_pointer_cast<AudioRegion>(region_copy);
791 nrv = new AudioRegionView (*arv, audioregion_copy);
793 boost::shared_ptr<MidiRegion> midiregion_copy
794 = boost::dynamic_pointer_cast<MidiRegion>(region_copy);
795 nrv = new MidiRegionView (*mrv, midiregion_copy);
800 nrv->get_canvas_group()->show ();
801 new_regionviews.push_back (DraggingView (nrv, this));
803 /* swap _primary to the copy */
805 if (rv == _primary) {
809 /* ..and deselect the one we copied */
811 rv->set_selected (false);
814 if (!new_regionviews.empty()) {
816 /* reflect the fact that we are dragging the copies */
818 _views = new_regionviews;
820 swap_grab (new_regionviews.front().view->get_canvas_group (), 0, event ? event->motion.time : 0);
823 sync the canvas to what we think is its current state
824 without it, the canvas seems to
825 "forget" to update properly after the upcoming reparent()
826 ..only if the mouse is in rapid motion at the time of the grab.
827 something to do with regionview creation taking so long?
829 _editor->update_canvas_now();
833 RegionMotionDrag::motion (event, first_move);
837 RegionMotionDrag::finished (GdkEvent *, bool)
839 for (vector<TimeAxisView*>::iterator i = _time_axis_views.begin(); i != _time_axis_views.end(); ++i) {
844 if ((*i)->view()->layer_display() == Expanded) {
845 (*i)->view()->set_layer_display (Stacked);
851 RegionMoveDrag::finished (GdkEvent* ev, bool movement_occurred)
853 RegionMotionDrag::finished (ev, movement_occurred);
855 if (!movement_occurred) {
860 /* reverse this here so that we have the correct logic to finalize
864 if (Config->get_edit_mode() == Lock) {
865 _x_constrained = !_x_constrained;
868 assert (!_views.empty ());
870 /* We might have hidden region views so that they weren't visible during the drag
871 (when they have been reparented). Now everything can be shown again, as region
872 views are back in their track parent groups.
874 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
875 i->view->get_canvas_group()->show ();
878 bool const changed_position = (_last_frame_position != _primary->region()->position());
879 bool const changed_tracks = (_time_axis_views[_views.front().time_axis_view] != &_views.front().view->get_time_axis_view());
880 framecnt_t const drag_delta = _primary->region()->position() - _last_frame_position;
882 _editor->update_canvas_now ();
902 _editor->maybe_locate_with_edit_preroll (_editor->get_selection().regions.start());
906 RegionMoveDrag::finished_copy (bool const changed_position, bool const /*changed_tracks*/, framecnt_t const drag_delta)
908 RegionSelection new_views;
909 PlaylistSet modified_playlists;
910 list<RegionView*> views_to_delete;
913 /* all changes were made during motion event handlers */
915 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
919 _editor->commit_reversible_command ();
923 if (_x_constrained) {
924 _editor->begin_reversible_command (Operations::fixed_time_region_copy);
926 _editor->begin_reversible_command (Operations::region_copy);
929 /* insert the regions into their new playlists */
930 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
932 if (i->view->region()->locked()) {
938 if (changed_position && !_x_constrained) {
939 where = i->view->region()->position() - drag_delta;
941 where = i->view->region()->position();
944 RegionView* new_view = insert_region_into_playlist (
945 i->view->region(), dynamic_cast<RouteTimeAxisView*> (_time_axis_views[i->time_axis_view]), i->layer, where, modified_playlists
952 new_views.push_back (new_view);
954 /* we don't need the copied RegionView any more */
955 views_to_delete.push_back (i->view);
958 /* Delete views that are no longer needed; we can't do this directly in the iteration over _views
959 because when views are deleted they are automagically removed from _views, which messes
962 for (list<RegionView*>::iterator i = views_to_delete.begin(); i != views_to_delete.end(); ++i) {
966 /* If we've created new regions either by copying or moving
967 to a new track, we want to replace the old selection with the new ones
970 if (new_views.size() > 0) {
971 _editor->selection->set (new_views);
974 /* write commands for the accumulated diffs for all our modified playlists */
975 add_stateful_diff_commands_for_playlists (modified_playlists);
977 _editor->commit_reversible_command ();
981 RegionMoveDrag::finished_no_copy (
982 bool const changed_position,
983 bool const changed_tracks,
984 framecnt_t const drag_delta
987 RegionSelection new_views;
988 PlaylistSet modified_playlists;
989 PlaylistSet frozen_playlists;
990 set<RouteTimeAxisView*> views_to_update;
993 /* all changes were made during motion event handlers */
994 _editor->commit_reversible_command ();
998 if (_x_constrained) {
999 _editor->begin_reversible_command (_("fixed time region drag"));
1001 _editor->begin_reversible_command (Operations::region_drag);
1004 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ) {
1006 RegionView* rv = i->view;
1008 RouteTimeAxisView* const dest_rtv = dynamic_cast<RouteTimeAxisView*> (_time_axis_views[i->time_axis_view]);
1009 double const dest_layer = i->layer;
1011 if (rv->region()->locked()) {
1016 views_to_update.insert (dest_rtv);
1020 if (changed_position && !_x_constrained) {
1021 where = rv->region()->position() - drag_delta;
1023 where = rv->region()->position();
1026 if (changed_tracks) {
1028 /* insert into new playlist */
1030 RegionView* new_view = insert_region_into_playlist (
1031 RegionFactory::create (rv->region (), true), dest_rtv, dest_layer, where, modified_playlists
1034 if (new_view == 0) {
1039 new_views.push_back (new_view);
1041 /* remove from old playlist */
1043 /* the region that used to be in the old playlist is not
1044 moved to the new one - we use a copy of it. as a result,
1045 any existing editor for the region should no longer be
1048 rv->hide_region_editor();
1049 rv->fake_set_opaque (false);
1051 remove_region_from_playlist (rv->region(), i->initial_playlist, modified_playlists);
1055 rv->region()->clear_changes ();
1058 motion on the same track. plonk the previously reparented region
1059 back to its original canvas group (its streamview).
1060 No need to do anything for copies as they are fake regions which will be deleted.
1063 rv->get_canvas_group()->reparent (*dest_rtv->view()->canvas_item());
1064 rv->get_canvas_group()->property_y() = i->initial_y;
1067 /* just change the model */
1069 boost::shared_ptr<Playlist> playlist = dest_rtv->playlist();
1071 if (dest_rtv->view()->layer_display() == Stacked || dest_rtv->view()->layer_display() == Expanded) {
1072 playlist->set_layer (rv->region(), dest_layer);
1075 /* freeze playlist to avoid lots of relayering in the case of a multi-region drag */
1077 pair<PlaylistSet::iterator, bool> r = frozen_playlists.insert (playlist);
1080 playlist->freeze ();
1083 /* this movement may result in a crossfade being modified, so we need to get undo
1084 data from the playlist as well as the region.
1087 r = modified_playlists.insert (playlist);
1089 playlist->clear_changes ();
1092 rv->region()->set_position (where);
1094 _editor->session()->add_command (new StatefulDiffCommand (rv->region()));
1097 if (changed_tracks) {
1099 /* OK, this is where it gets tricky. If the playlist was being used by >1 tracks, and the region
1100 was selected in all of them, then removing it from a playlist will have removed all
1101 trace of it from _views (i.e. there were N regions selected, we removed 1,
1102 but since its the same playlist for N tracks, all N tracks updated themselves, removed the
1103 corresponding regionview, and _views is now empty).
1105 This could have invalidated any and all iterators into _views.
1107 The heuristic we use here is: if the region selection is empty, break out of the loop
1108 here. if the region selection is not empty, then restart the loop because we know that
1109 we must have removed at least the region(view) we've just been working on as well as any
1110 that we processed on previous iterations.
1112 EXCEPT .... if we are doing a copy drag, then _views hasn't been modified and
1113 we can just iterate.
1117 if (_views.empty()) {
1128 /* If we've created new regions either by copying or moving
1129 to a new track, we want to replace the old selection with the new ones
1132 if (new_views.size() > 0) {
1133 _editor->selection->set (new_views);
1136 for (set<boost::shared_ptr<Playlist> >::iterator p = frozen_playlists.begin(); p != frozen_playlists.end(); ++p) {
1140 /* write commands for the accumulated diffs for all our modified playlists */
1141 add_stateful_diff_commands_for_playlists (modified_playlists);
1143 _editor->commit_reversible_command ();
1145 /* We have futzed with the layering of canvas items on our streamviews.
1146 If any region changed layer, this will have resulted in the stream
1147 views being asked to set up their region views, and all will be well.
1148 If not, we might now have badly-ordered region views. Ask the StreamViews
1149 involved to sort themselves out, just in case.
1152 for (set<RouteTimeAxisView*>::iterator i = views_to_update.begin(); i != views_to_update.end(); ++i) {
1153 (*i)->view()->playlist_layered ((*i)->track ());
1157 /** Remove a region from a playlist, clearing the diff history of the playlist first if necessary.
1158 * @param region Region to remove.
1159 * @param playlist playlist To remove from.
1160 * @param modified_playlists The playlist will be added to this if it is not there already; used to ensure
1161 * that clear_changes () is only called once per playlist.
1164 RegionMoveDrag::remove_region_from_playlist (
1165 boost::shared_ptr<Region> region,
1166 boost::shared_ptr<Playlist> playlist,
1167 PlaylistSet& modified_playlists
1170 pair<set<boost::shared_ptr<Playlist> >::iterator, bool> r = modified_playlists.insert (playlist);
1173 playlist->clear_changes ();
1176 playlist->remove_region (region);
1180 /** Insert a region into a playlist, handling the recovery of the resulting new RegionView, and
1181 * clearing the playlist's diff history first if necessary.
1182 * @param region Region to insert.
1183 * @param dest_rtv Destination RouteTimeAxisView.
1184 * @param dest_layer Destination layer.
1185 * @param where Destination position.
1186 * @param modified_playlists The playlist will be added to this if it is not there already; used to ensure
1187 * that clear_changes () is only called once per playlist.
1188 * @return New RegionView, or 0 if no insert was performed.
1191 RegionMoveDrag::insert_region_into_playlist (
1192 boost::shared_ptr<Region> region,
1193 RouteTimeAxisView* dest_rtv,
1196 PlaylistSet& modified_playlists
1199 boost::shared_ptr<Playlist> dest_playlist = dest_rtv->playlist ();
1200 if (!dest_playlist) {
1204 /* arrange to collect the new region view that will be created as a result of our playlist insertion */
1205 _new_region_view = 0;
1206 sigc::connection c = dest_rtv->view()->RegionViewAdded.connect (sigc::mem_fun (*this, &RegionMoveDrag::collect_new_region_view));
1208 /* clear history for the playlist we are about to insert to, provided we haven't already done so */
1209 pair<PlaylistSet::iterator, bool> r = modified_playlists.insert (dest_playlist);
1211 dest_playlist->clear_changes ();
1214 dest_playlist->add_region (region, where);
1216 if (dest_rtv->view()->layer_display() == Stacked || dest_rtv->view()->layer_display() == Expanded) {
1217 dest_playlist->set_layer (region, dest_layer);
1222 assert (_new_region_view);
1224 return _new_region_view;
1228 RegionMoveDrag::collect_new_region_view (RegionView* rv)
1230 _new_region_view = rv;
1234 RegionMoveDrag::add_stateful_diff_commands_for_playlists (PlaylistSet const & playlists)
1236 for (PlaylistSet::const_iterator i = playlists.begin(); i != playlists.end(); ++i) {
1237 StatefulDiffCommand* c = new StatefulDiffCommand (*i);
1239 _editor->session()->add_command (c);
1248 RegionMoveDrag::aborted (bool movement_occurred)
1252 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1259 RegionMotionDrag::aborted (movement_occurred);
1264 RegionMotionDrag::aborted (bool)
1266 for (vector<TimeAxisView*>::iterator i = _time_axis_views.begin(); i != _time_axis_views.end(); ++i) {
1267 if ((*i)->view()->layer_display() == Expanded) {
1268 (*i)->view()->set_layer_display (Stacked);
1272 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1273 RegionView* rv = i->view;
1274 TimeAxisView* tv = &(rv->get_time_axis_view ());
1275 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (tv);
1277 rv->get_canvas_group()->reparent (*rtv->view()->canvas_item());
1278 rv->get_canvas_group()->property_y() = 0;
1280 rv->fake_set_opaque (false);
1281 rv->move (-_total_x_delta, 0);
1282 rv->set_height (rtv->view()->child_height ());
1285 _editor->update_canvas_now ();
1288 /** @param b true to brush, otherwise false.
1289 * @param c true to make copies of the regions being moved, otherwise false.
1291 RegionMoveDrag::RegionMoveDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v, bool b, bool c)
1292 : RegionMotionDrag (e, i, p, v, b),
1295 DEBUG_TRACE (DEBUG::Drags, "New RegionMoveDrag\n");
1298 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (&_primary->get_time_axis_view ());
1299 if (rtv && rtv->is_track()) {
1300 speed = rtv->track()->speed ();
1303 _last_frame_position = static_cast<framepos_t> (_primary->region()->position() / speed);
1307 RegionMoveDrag::setup_pointer_frame_offset ()
1309 _pointer_frame_offset = raw_grab_frame() - _last_frame_position;
1312 RegionInsertDrag::RegionInsertDrag (Editor* e, boost::shared_ptr<Region> r, RouteTimeAxisView* v, framepos_t pos)
1313 : RegionMotionDrag (e, 0, 0, list<RegionView*> (), false)
1315 DEBUG_TRACE (DEBUG::Drags, "New RegionInsertDrag\n");
1317 assert ((boost::dynamic_pointer_cast<AudioRegion> (r) && dynamic_cast<AudioTimeAxisView*> (v)) ||
1318 (boost::dynamic_pointer_cast<MidiRegion> (r) && dynamic_cast<MidiTimeAxisView*> (v)));
1320 _primary = v->view()->create_region_view (r, false, false);
1322 _primary->get_canvas_group()->show ();
1323 _primary->set_position (pos, 0);
1324 _views.push_back (DraggingView (_primary, this));
1326 _last_frame_position = pos;
1328 _item = _primary->get_canvas_group ();
1332 RegionInsertDrag::finished (GdkEvent *, bool)
1334 _editor->update_canvas_now ();
1336 RouteTimeAxisView* dest_rtv = dynamic_cast<RouteTimeAxisView*> (_time_axis_views[_views.front().time_axis_view]);
1338 _primary->get_canvas_group()->reparent (*dest_rtv->view()->canvas_item());
1339 _primary->get_canvas_group()->property_y() = 0;
1341 boost::shared_ptr<Playlist> playlist = dest_rtv->playlist();
1343 _editor->begin_reversible_command (Operations::insert_region);
1344 playlist->clear_changes ();
1345 playlist->add_region (_primary->region (), _last_frame_position);
1346 _editor->session()->add_command (new StatefulDiffCommand (playlist));
1347 _editor->commit_reversible_command ();
1355 RegionInsertDrag::aborted (bool)
1362 RegionSpliceDrag::RegionSpliceDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
1363 : RegionMoveDrag (e, i, p, v, false, false)
1365 DEBUG_TRACE (DEBUG::Drags, "New RegionSpliceDrag\n");
1368 struct RegionSelectionByPosition {
1369 bool operator() (RegionView*a, RegionView* b) {
1370 return a->region()->position () < b->region()->position();
1375 RegionSpliceDrag::motion (GdkEvent* event, bool)
1377 /* Which trackview is this ? */
1379 pair<TimeAxisView*, double> const tvp = _editor->trackview_by_y_position (_drags->current_pointer_y ());
1380 RouteTimeAxisView* tv = dynamic_cast<RouteTimeAxisView*> (tvp.first);
1382 /* The region motion is only processed if the pointer is over
1386 if (!tv || !tv->is_track()) {
1387 /* To make sure we hide the verbose canvas cursor when the mouse is
1388 not held over and audiotrack.
1390 _editor->verbose_cursor()->hide ();
1396 if ((_drags->current_pointer_x() - last_pointer_x()) > 0) {
1402 RegionSelection copy (_editor->selection->regions);
1404 RegionSelectionByPosition cmp;
1407 framepos_t const pf = adjusted_current_frame (event);
1409 for (RegionSelection::iterator i = copy.begin(); i != copy.end(); ++i) {
1411 RouteTimeAxisView* atv = dynamic_cast<RouteTimeAxisView*> (&(*i)->get_time_axis_view());
1417 boost::shared_ptr<Playlist> playlist;
1419 if ((playlist = atv->playlist()) == 0) {
1423 if (!playlist->region_is_shuffle_constrained ((*i)->region())) {
1428 if (pf < (*i)->region()->last_frame() + 1) {
1432 if (pf > (*i)->region()->first_frame()) {
1438 playlist->shuffle ((*i)->region(), dir);
1443 RegionSpliceDrag::finished (GdkEvent* event, bool movement_occurred)
1445 RegionMoveDrag::finished (event, movement_occurred);
1449 RegionSpliceDrag::aborted (bool)
1454 RegionCreateDrag::RegionCreateDrag (Editor* e, ArdourCanvas::Item* i, TimeAxisView* v)
1456 _view (dynamic_cast<MidiTimeAxisView*> (v))
1458 DEBUG_TRACE (DEBUG::Drags, "New RegionCreateDrag\n");
1464 RegionCreateDrag::motion (GdkEvent* event, bool first_move)
1467 _region = add_midi_region (_view);
1468 _view->playlist()->freeze ();
1471 framepos_t const f = adjusted_current_frame (event);
1472 if (f < grab_frame()) {
1473 _region->set_position (f);
1476 /* Don't use a zero-length region, and subtract 1 frame from the snapped length
1477 so that if this region is duplicated, its duplicate starts on
1478 a snap point rather than 1 frame after a snap point. Otherwise things get
1479 a bit confusing as if a region starts 1 frame after a snap point, one cannot
1480 place snapped notes at the start of the region.
1483 framecnt_t const len = abs (f - grab_frame () - 1);
1484 _region->set_length (len < 1 ? 1 : len);
1490 RegionCreateDrag::finished (GdkEvent*, bool movement_occurred)
1492 if (!movement_occurred) {
1493 add_midi_region (_view);
1495 _view->playlist()->thaw ();
1500 RegionCreateDrag::aborted (bool)
1503 _view->playlist()->thaw ();
1509 NoteResizeDrag::NoteResizeDrag (Editor* e, ArdourCanvas::Item* i)
1513 DEBUG_TRACE (DEBUG::Drags, "New NoteResizeDrag\n");
1517 NoteResizeDrag::start_grab (GdkEvent* event, Gdk::Cursor* /*ignored*/)
1519 Gdk::Cursor* cursor;
1520 ArdourCanvas::CanvasNoteEvent* cnote = dynamic_cast<ArdourCanvas::CanvasNoteEvent*>(_item);
1521 float x_fraction = cnote->mouse_x_fraction ();
1523 if (x_fraction > 0.0 && x_fraction < 0.25) {
1524 cursor = _editor->cursors()->left_side_trim;
1526 cursor = _editor->cursors()->right_side_trim;
1529 Drag::start_grab (event, cursor);
1531 region = &cnote->region_view();
1533 double const region_start = region->get_position_pixels();
1534 double const middle_point = region_start + cnote->x1() + (cnote->x2() - cnote->x1()) / 2.0L;
1536 if (grab_x() <= middle_point) {
1537 cursor = _editor->cursors()->left_side_trim;
1540 cursor = _editor->cursors()->right_side_trim;
1544 _item->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK, *cursor, event->motion.time);
1546 if (event->motion.state & Keyboard::PrimaryModifier) {
1552 MidiRegionSelection& ms (_editor->get_selection().midi_regions);
1554 if (ms.size() > 1) {
1555 /* has to be relative, may make no sense otherwise */
1559 /* select this note; if it is already selected, preserve the existing selection,
1560 otherwise make this note the only one selected.
1562 region->note_selected (cnote, cnote->selected ());
1564 for (MidiRegionSelection::iterator r = ms.begin(); r != ms.end(); ) {
1565 MidiRegionSelection::iterator next;
1568 (*r)->begin_resizing (at_front);
1574 NoteResizeDrag::motion (GdkEvent* /*event*/, bool /*first_move*/)
1576 MidiRegionSelection& ms (_editor->get_selection().midi_regions);
1577 for (MidiRegionSelection::iterator r = ms.begin(); r != ms.end(); ++r) {
1578 (*r)->update_resizing (dynamic_cast<ArdourCanvas::CanvasNoteEvent*>(_item), at_front, _drags->current_pointer_x() - grab_x(), relative);
1583 NoteResizeDrag::finished (GdkEvent*, bool /*movement_occurred*/)
1585 MidiRegionSelection& ms (_editor->get_selection().midi_regions);
1586 for (MidiRegionSelection::iterator r = ms.begin(); r != ms.end(); ++r) {
1587 (*r)->commit_resizing (dynamic_cast<ArdourCanvas::CanvasNoteEvent*>(_item), at_front, _drags->current_pointer_x() - grab_x(), relative);
1592 NoteResizeDrag::aborted (bool)
1594 MidiRegionSelection& ms (_editor->get_selection().midi_regions);
1595 for (MidiRegionSelection::iterator r = ms.begin(); r != ms.end(); ++r) {
1596 (*r)->abort_resizing ();
1600 TrimDrag::TrimDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
1601 : RegionDrag (e, i, p, v)
1603 DEBUG_TRACE (DEBUG::Drags, "New TrimDrag\n");
1607 TrimDrag::start_grab (GdkEvent* event, Gdk::Cursor*)
1610 TimeAxisView* tvp = &_primary->get_time_axis_view ();
1611 RouteTimeAxisView* tv = dynamic_cast<RouteTimeAxisView*>(tvp);
1613 if (tv && tv->is_track()) {
1614 speed = tv->track()->speed();
1617 framepos_t const region_start = (framepos_t) (_primary->region()->position() / speed);
1618 framepos_t const region_end = (framepos_t) (_primary->region()->last_frame() / speed);
1619 framecnt_t const region_length = (framecnt_t) (_primary->region()->length() / speed);
1621 framepos_t const pf = adjusted_current_frame (event);
1623 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
1624 /* Move the contents of the region around without changing the region bounds */
1625 _operation = ContentsTrim;
1626 Drag::start_grab (event, _editor->cursors()->trimmer);
1628 /* These will get overridden for a point trim.*/
1629 if (pf < (region_start + region_length/2)) {
1630 /* closer to front */
1631 _operation = StartTrim;
1632 Drag::start_grab (event, _editor->cursors()->left_side_trim);
1635 _operation = EndTrim;
1636 Drag::start_grab (event, _editor->cursors()->right_side_trim);
1640 switch (_operation) {
1642 show_verbose_cursor_time (region_start);
1643 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
1644 i->view->trim_front_starting ();
1648 show_verbose_cursor_time (region_end);
1651 show_verbose_cursor_time (pf);
1655 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1656 i->view->region()->suspend_property_changes ();
1661 TrimDrag::motion (GdkEvent* event, bool first_move)
1663 RegionView* rv = _primary;
1666 TimeAxisView* tvp = &_primary->get_time_axis_view ();
1667 RouteTimeAxisView* tv = dynamic_cast<RouteTimeAxisView*>(tvp);
1668 pair<set<boost::shared_ptr<Playlist> >::iterator,bool> insert_result;
1670 if (tv && tv->is_track()) {
1671 speed = tv->track()->speed();
1674 framecnt_t const dt = adjusted_current_frame (event) - raw_grab_frame () + _pointer_frame_offset;
1680 switch (_operation) {
1682 trim_type = "Region start trim";
1685 trim_type = "Region end trim";
1688 trim_type = "Region content trim";
1692 _editor->begin_reversible_command (trim_type);
1694 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1695 RegionView* rv = i->view;
1696 rv->fake_set_opaque (false);
1697 rv->enable_display (false);
1698 rv->region()->playlist()->clear_owned_changes ();
1700 AudioRegionView* const arv = dynamic_cast<AudioRegionView*> (rv);
1703 arv->temporarily_hide_envelope ();
1707 boost::shared_ptr<Playlist> pl = rv->region()->playlist();
1708 insert_result = _editor->motion_frozen_playlists.insert (pl);
1710 if (insert_result.second) {
1716 bool non_overlap_trim = false;
1718 if (event && Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
1719 non_overlap_trim = true;
1722 switch (_operation) {
1724 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1725 i->view->trim_front (i->initial_position + dt, non_overlap_trim);
1730 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1731 i->view->trim_end (i->initial_end + dt, non_overlap_trim);
1737 bool swap_direction = false;
1739 if (event && Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
1740 swap_direction = true;
1743 framecnt_t frame_delta = 0;
1745 bool left_direction = false;
1746 if (last_pointer_frame() > adjusted_current_frame(event)) {
1747 left_direction = true;
1750 if (left_direction) {
1751 frame_delta = (last_pointer_frame() - adjusted_current_frame(event));
1753 frame_delta = (adjusted_current_frame(event) - last_pointer_frame());
1756 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1757 i->view->trim_contents (frame_delta, left_direction, swap_direction);
1763 switch (_operation) {
1765 show_verbose_cursor_time ((framepos_t) (rv->region()->position() / speed));
1768 show_verbose_cursor_time ((framepos_t) (rv->region()->last_frame() / speed));
1771 show_verbose_cursor_time (adjusted_current_frame (event));
1778 TrimDrag::finished (GdkEvent* event, bool movement_occurred)
1780 if (movement_occurred) {
1781 motion (event, false);
1783 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1784 i->view->drag_end ();
1787 /* This must happen before the region's StatefulDiffCommand is created, as it may
1788 `correct' (ahem) the region's _start from being negative to being zero. It
1789 needs to be zero in the undo record.
1791 if (_operation == StartTrim) {
1792 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1793 i->view->trim_front_ending ();
1797 if (_operation == StartTrim) {
1798 _editor->maybe_locate_with_edit_preroll ( _views.begin()->view->region()->position() );
1800 if (_operation == EndTrim) {
1801 _editor->maybe_locate_with_edit_preroll ( _views.begin()->view->region()->position() + _views.begin()->view->region()->length() );
1804 if (!_editor->selection->selected (_primary)) {
1805 _primary->thaw_after_trim ();
1808 set<boost::shared_ptr<Playlist> > diffed_playlists;
1810 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1811 i->view->thaw_after_trim ();
1812 i->view->enable_display (true);
1813 i->view->fake_set_opaque (true);
1815 /* Trimming one region may affect others on the playlist, so we need
1816 to get undo Commands from the whole playlist rather than just the
1817 region. Use diffed_playlists to make sure we don't diff a given
1818 playlist more than once.
1820 boost::shared_ptr<Playlist> p = i->view->region()->playlist ();
1821 if (diffed_playlists.find (p) == diffed_playlists.end()) {
1822 vector<Command*> cmds;
1824 _editor->session()->add_commands (cmds);
1825 diffed_playlists.insert (p);
1830 for (set<boost::shared_ptr<Playlist> >::iterator p = _editor->motion_frozen_playlists.begin(); p != _editor->motion_frozen_playlists.end(); ++p) {
1834 _editor->motion_frozen_playlists.clear ();
1835 _editor->commit_reversible_command();
1838 /* no mouse movement */
1839 _editor->point_trim (event, adjusted_current_frame (event));
1842 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1843 if (_operation == StartTrim) {
1844 i->view->trim_front_ending ();
1847 i->view->region()->resume_property_changes ();
1852 TrimDrag::aborted (bool movement_occurred)
1854 /* Our motion method is changing model state, so use the Undo system
1855 to cancel. Perhaps not ideal, as this will leave an Undo point
1856 behind which may be slightly odd from the user's point of view.
1861 if (movement_occurred) {
1865 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1866 i->view->region()->resume_property_changes ();
1871 TrimDrag::setup_pointer_frame_offset ()
1873 list<DraggingView>::iterator i = _views.begin ();
1874 while (i != _views.end() && i->view != _primary) {
1878 if (i == _views.end()) {
1882 switch (_operation) {
1884 _pointer_frame_offset = raw_grab_frame() - i->initial_position;
1887 _pointer_frame_offset = raw_grab_frame() - i->initial_end;
1894 MeterMarkerDrag::MeterMarkerDrag (Editor* e, ArdourCanvas::Item* i, bool c)
1898 DEBUG_TRACE (DEBUG::Drags, "New MeterMarkerDrag\n");
1899 _marker = reinterpret_cast<MeterMarker*> (_item->get_data ("marker"));
1904 MeterMarkerDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
1906 Drag::start_grab (event, cursor);
1907 show_verbose_cursor_time (adjusted_current_frame(event));
1911 MeterMarkerDrag::setup_pointer_frame_offset ()
1913 _pointer_frame_offset = raw_grab_frame() - _marker->meter().frame();
1917 MeterMarkerDrag::motion (GdkEvent* event, bool first_move)
1921 // create a dummy marker for visual representation of moving the
1922 // section, because whether its a copy or not, we're going to
1923 // leave or lose the original marker (leave if its a copy; lose if its
1924 // not, because we'll remove it from the map).
1926 MeterSection section (_marker->meter());
1928 if (!section.movable()) {
1933 snprintf (name, sizeof(name), "%g/%g", _marker->meter().divisions_per_bar(), _marker->meter().note_divisor ());
1935 _marker = new MeterMarker (
1937 *_editor->meter_group,
1938 ARDOUR_UI::config()->canvasvar_MeterMarker.get(),
1940 *new MeterSection (_marker->meter())
1943 /* use the new marker for the grab */
1944 swap_grab (&_marker->the_item(), 0, GDK_CURRENT_TIME);
1947 TempoMap& map (_editor->session()->tempo_map());
1948 /* get current state */
1949 before_state = &map.get_state();
1950 /* remove the section while we drag it */
1951 map.remove_meter (section, true);
1955 framepos_t const pf = adjusted_current_frame (event);
1956 _marker->set_position (pf);
1957 show_verbose_cursor_time (pf);
1961 MeterMarkerDrag::finished (GdkEvent* event, bool movement_occurred)
1963 if (!movement_occurred) {
1967 motion (event, false);
1969 Timecode::BBT_Time when;
1971 TempoMap& map (_editor->session()->tempo_map());
1972 map.bbt_time (last_pointer_frame(), when);
1974 if (_copy == true) {
1975 _editor->begin_reversible_command (_("copy meter mark"));
1976 XMLNode &before = map.get_state();
1977 map.add_meter (_marker->meter(), when);
1978 XMLNode &after = map.get_state();
1979 _editor->session()->add_command(new MementoCommand<TempoMap>(map, &before, &after));
1980 _editor->commit_reversible_command ();
1983 _editor->begin_reversible_command (_("move meter mark"));
1985 /* we removed it before, so add it back now */
1987 map.add_meter (_marker->meter(), when);
1988 XMLNode &after = map.get_state();
1989 _editor->session()->add_command(new MementoCommand<TempoMap>(map, before_state, &after));
1990 _editor->commit_reversible_command ();
1993 // delete the dummy marker we used for visual representation while moving.
1994 // a new visual marker will show up automatically.
1999 MeterMarkerDrag::aborted (bool moved)
2001 _marker->set_position (_marker->meter().frame ());
2004 TempoMap& map (_editor->session()->tempo_map());
2005 /* we removed it before, so add it back now */
2006 map.add_meter (_marker->meter(), _marker->meter().frame());
2007 // delete the dummy marker we used for visual representation while moving.
2008 // a new visual marker will show up automatically.
2013 TempoMarkerDrag::TempoMarkerDrag (Editor* e, ArdourCanvas::Item* i, bool c)
2017 DEBUG_TRACE (DEBUG::Drags, "New TempoMarkerDrag\n");
2019 _marker = reinterpret_cast<TempoMarker*> (_item->get_data ("marker"));
2024 TempoMarkerDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2026 Drag::start_grab (event, cursor);
2027 show_verbose_cursor_time (adjusted_current_frame (event));
2031 TempoMarkerDrag::setup_pointer_frame_offset ()
2033 _pointer_frame_offset = raw_grab_frame() - _marker->tempo().frame();
2037 TempoMarkerDrag::motion (GdkEvent* event, bool first_move)
2041 // create a dummy marker for visual representation of moving the
2042 // section, because whether its a copy or not, we're going to
2043 // leave or lose the original marker (leave if its a copy; lose if its
2044 // not, because we'll remove it from the map).
2046 // create a dummy marker for visual representation of moving the copy.
2047 // The actual copying is not done before we reach the finish callback.
2050 snprintf (name, sizeof (name), "%.2f", _marker->tempo().beats_per_minute());
2052 TempoSection section (_marker->tempo());
2054 _marker = new TempoMarker (
2056 *_editor->tempo_group,
2057 ARDOUR_UI::config()->canvasvar_TempoMarker.get(),
2059 *new TempoSection (_marker->tempo())
2062 /* use the new marker for the grab */
2063 swap_grab (&_marker->the_item(), 0, GDK_CURRENT_TIME);
2066 TempoMap& map (_editor->session()->tempo_map());
2067 /* get current state */
2068 before_state = &map.get_state();
2069 /* remove the section while we drag it */
2070 map.remove_tempo (section, true);
2074 framepos_t const pf = adjusted_current_frame (event);
2075 _marker->set_position (pf);
2076 show_verbose_cursor_time (pf);
2080 TempoMarkerDrag::finished (GdkEvent* event, bool movement_occurred)
2082 if (!movement_occurred) {
2086 motion (event, false);
2088 TempoMap& map (_editor->session()->tempo_map());
2089 framepos_t beat_time = map.round_to_beat (last_pointer_frame(), 0);
2090 Timecode::BBT_Time when;
2092 map.bbt_time (beat_time, when);
2094 if (_copy == true) {
2095 _editor->begin_reversible_command (_("copy tempo mark"));
2096 XMLNode &before = map.get_state();
2097 map.add_tempo (_marker->tempo(), when);
2098 XMLNode &after = map.get_state();
2099 _editor->session()->add_command (new MementoCommand<TempoMap>(map, &before, &after));
2100 _editor->commit_reversible_command ();
2103 _editor->begin_reversible_command (_("move tempo mark"));
2104 /* we removed it before, so add it back now */
2105 map.add_tempo (_marker->tempo(), when);
2106 XMLNode &after = map.get_state();
2107 _editor->session()->add_command (new MementoCommand<TempoMap>(map, before_state, &after));
2108 _editor->commit_reversible_command ();
2111 // delete the dummy marker we used for visual representation while moving.
2112 // a new visual marker will show up automatically.
2117 TempoMarkerDrag::aborted (bool moved)
2119 _marker->set_position (_marker->tempo().frame());
2121 TempoMap& map (_editor->session()->tempo_map());
2122 /* we removed it before, so add it back now */
2123 map.add_tempo (_marker->tempo(), _marker->tempo().start());
2124 // delete the dummy marker we used for visual representation while moving.
2125 // a new visual marker will show up automatically.
2130 CursorDrag::CursorDrag (Editor* e, ArdourCanvas::Item* i, bool s)
2134 DEBUG_TRACE (DEBUG::Drags, "New CursorDrag\n");
2137 /** Do all the things we do when dragging the playhead to make it look as though
2138 * we have located, without actually doing the locate (because that would cause
2139 * the diskstream buffers to be refilled, which is too slow).
2142 CursorDrag::fake_locate (framepos_t t)
2144 _editor->playhead_cursor->set_position (t);
2146 Session* s = _editor->session ();
2147 if (s->timecode_transmission_suspended ()) {
2148 framepos_t const f = _editor->playhead_cursor->current_frame;
2149 s->send_mmc_locate (f);
2150 s->send_full_time_code (f);
2153 show_verbose_cursor_time (t);
2154 _editor->UpdateAllTransportClocks (t);
2158 CursorDrag::start_grab (GdkEvent* event, Gdk::Cursor* c)
2160 Drag::start_grab (event, c);
2162 _grab_zoom = _editor->frames_per_unit;
2164 framepos_t where = _editor->event_frame (event, 0, 0);
2165 _editor->snap_to_with_modifier (where, event);
2167 _editor->_dragging_playhead = true;
2169 Session* s = _editor->session ();
2172 if (_was_rolling && _stop) {
2176 if (s->is_auditioning()) {
2177 s->cancel_audition ();
2181 if (AudioEngine::instance()->connected()) {
2183 /* do this only if we're the engine is connected
2184 * because otherwise this request will never be
2185 * serviced and we'll busy wait forever. likewise,
2186 * notice if we are disconnected while waiting for the
2187 * request to be serviced.
2190 s->request_suspend_timecode_transmission ();
2191 while (AudioEngine::instance()->connected() && !s->timecode_transmission_suspended ()) {
2192 /* twiddle our thumbs */
2197 fake_locate (where);
2201 CursorDrag::motion (GdkEvent* event, bool)
2203 framepos_t const adjusted_frame = adjusted_current_frame (event);
2204 if (adjusted_frame != last_pointer_frame()) {
2205 fake_locate (adjusted_frame);
2207 _editor->update_canvas_now ();
2213 CursorDrag::finished (GdkEvent* event, bool movement_occurred)
2215 _editor->_dragging_playhead = false;
2217 if (!movement_occurred && _stop) {
2221 motion (event, false);
2223 Session* s = _editor->session ();
2225 s->request_locate (_editor->playhead_cursor->current_frame, _was_rolling);
2226 _editor->_pending_locate_request = true;
2227 s->request_resume_timecode_transmission ();
2232 CursorDrag::aborted (bool)
2234 if (_editor->_dragging_playhead) {
2235 _editor->session()->request_resume_timecode_transmission ();
2236 _editor->_dragging_playhead = false;
2239 _editor->playhead_cursor->set_position (adjusted_frame (grab_frame (), 0, false));
2242 FadeInDrag::FadeInDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
2243 : RegionDrag (e, i, p, v)
2245 DEBUG_TRACE (DEBUG::Drags, "New FadeInDrag\n");
2249 FadeInDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2251 Drag::start_grab (event, cursor);
2253 AudioRegionView* arv = dynamic_cast<AudioRegionView*> (_primary);
2254 boost::shared_ptr<AudioRegion> const r = arv->audio_region ();
2256 show_verbose_cursor_duration (r->position(), r->position() + r->fade_in()->back()->when, 32);
2258 arv->show_fade_line((framepos_t) r->fade_in()->back()->when);
2262 FadeInDrag::setup_pointer_frame_offset ()
2264 AudioRegionView* arv = dynamic_cast<AudioRegionView*> (_primary);
2265 boost::shared_ptr<AudioRegion> const r = arv->audio_region ();
2266 _pointer_frame_offset = raw_grab_frame() - ((framecnt_t) r->fade_in()->back()->when + r->position());
2270 FadeInDrag::motion (GdkEvent* event, bool)
2272 framecnt_t fade_length;
2274 framepos_t const pos = adjusted_current_frame (event);
2276 boost::shared_ptr<Region> region = _primary->region ();
2278 if (pos < (region->position() + 64)) {
2279 fade_length = 64; // this should be a minimum defined somewhere
2280 } else if (pos > region->last_frame()) {
2281 fade_length = region->length();
2283 fade_length = pos - region->position();
2286 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2288 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2294 tmp->reset_fade_in_shape_width (fade_length);
2295 tmp->show_fade_line((framecnt_t) fade_length);
2298 show_verbose_cursor_duration (region->position(), region->position() + fade_length, 32);
2302 FadeInDrag::finished (GdkEvent* event, bool movement_occurred)
2304 if (!movement_occurred) {
2308 framecnt_t fade_length;
2310 framepos_t const pos = adjusted_current_frame (event);
2312 boost::shared_ptr<Region> region = _primary->region ();
2314 if (pos < (region->position() + 64)) {
2315 fade_length = 64; // this should be a minimum defined somewhere
2316 } else if (pos > region->last_frame()) {
2317 fade_length = region->length();
2319 fade_length = pos - region->position();
2322 _editor->begin_reversible_command (_("change fade in length"));
2324 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2326 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2332 boost::shared_ptr<AutomationList> alist = tmp->audio_region()->fade_in();
2333 XMLNode &before = alist->get_state();
2335 tmp->audio_region()->set_fade_in_length (fade_length);
2336 tmp->audio_region()->set_fade_in_active (true);
2337 tmp->hide_fade_line();
2339 XMLNode &after = alist->get_state();
2340 _editor->session()->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &after));
2343 _editor->commit_reversible_command ();
2347 FadeInDrag::aborted (bool)
2349 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2350 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2356 tmp->reset_fade_in_shape_width (tmp->audio_region()->fade_in()->back()->when);
2357 tmp->hide_fade_line();
2361 FadeOutDrag::FadeOutDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
2362 : RegionDrag (e, i, p, v)
2364 DEBUG_TRACE (DEBUG::Drags, "New FadeOutDrag\n");
2368 FadeOutDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2370 Drag::start_grab (event, cursor);
2372 AudioRegionView* arv = dynamic_cast<AudioRegionView*> (_primary);
2373 boost::shared_ptr<AudioRegion> r = arv->audio_region ();
2375 show_verbose_cursor_duration (r->last_frame() - r->fade_out()->back()->when, r->last_frame());
2377 arv->show_fade_line(r->length() - r->fade_out()->back()->when);
2381 FadeOutDrag::setup_pointer_frame_offset ()
2383 AudioRegionView* arv = dynamic_cast<AudioRegionView*> (_primary);
2384 boost::shared_ptr<AudioRegion> r = arv->audio_region ();
2385 _pointer_frame_offset = raw_grab_frame() - (r->length() - (framecnt_t) r->fade_out()->back()->when + r->position());
2389 FadeOutDrag::motion (GdkEvent* event, bool)
2391 framecnt_t fade_length;
2393 framepos_t const pos = adjusted_current_frame (event);
2395 boost::shared_ptr<Region> region = _primary->region ();
2397 if (pos > (region->last_frame() - 64)) {
2398 fade_length = 64; // this should really be a minimum fade defined somewhere
2400 else if (pos < region->position()) {
2401 fade_length = region->length();
2404 fade_length = region->last_frame() - pos;
2407 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2409 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2415 tmp->reset_fade_out_shape_width (fade_length);
2416 tmp->show_fade_line(region->length() - fade_length);
2419 show_verbose_cursor_duration (region->last_frame() - fade_length, region->last_frame());
2423 FadeOutDrag::finished (GdkEvent* event, bool movement_occurred)
2425 if (!movement_occurred) {
2429 framecnt_t fade_length;
2431 framepos_t const pos = adjusted_current_frame (event);
2433 boost::shared_ptr<Region> region = _primary->region ();
2435 if (pos > (region->last_frame() - 64)) {
2436 fade_length = 64; // this should really be a minimum fade defined somewhere
2438 else if (pos < region->position()) {
2439 fade_length = region->length();
2442 fade_length = region->last_frame() - pos;
2445 _editor->begin_reversible_command (_("change fade out length"));
2447 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2449 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2455 boost::shared_ptr<AutomationList> alist = tmp->audio_region()->fade_out();
2456 XMLNode &before = alist->get_state();
2458 tmp->audio_region()->set_fade_out_length (fade_length);
2459 tmp->audio_region()->set_fade_out_active (true);
2460 tmp->hide_fade_line();
2462 XMLNode &after = alist->get_state();
2463 _editor->session()->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &after));
2466 _editor->commit_reversible_command ();
2470 FadeOutDrag::aborted (bool)
2472 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2473 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2479 tmp->reset_fade_out_shape_width (tmp->audio_region()->fade_out()->back()->when);
2480 tmp->hide_fade_line();
2484 MarkerDrag::MarkerDrag (Editor* e, ArdourCanvas::Item* i)
2487 DEBUG_TRACE (DEBUG::Drags, "New MarkerDrag\n");
2489 _marker = reinterpret_cast<Marker*> (_item->get_data ("marker"));
2492 _points.push_back (Gnome::Art::Point (0, 0));
2493 _points.push_back (Gnome::Art::Point (0, physical_screen_height (_editor->get_window())));
2496 MarkerDrag::~MarkerDrag ()
2498 for (list<Location*>::iterator i = _copied_locations.begin(); i != _copied_locations.end(); ++i) {
2504 MarkerDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2506 Drag::start_grab (event, cursor);
2510 Location *location = _editor->find_location_from_marker (_marker, is_start);
2511 _editor->_dragging_edit_point = true;
2513 update_item (location);
2515 // _drag_line->show();
2516 // _line->raise_to_top();
2519 show_verbose_cursor_time (location->start());
2521 show_verbose_cursor_time (location->end());
2524 Selection::Operation op = ArdourKeyboard::selection_type (event->button.state);
2527 case Selection::Toggle:
2528 _editor->selection->toggle (_marker);
2530 case Selection::Set:
2531 if (!_editor->selection->selected (_marker)) {
2532 _editor->selection->set (_marker);
2535 case Selection::Extend:
2537 Locations::LocationList ll;
2538 list<Marker*> to_add;
2540 _editor->selection->markers.range (s, e);
2541 s = min (_marker->position(), s);
2542 e = max (_marker->position(), e);
2545 if (e < max_framepos) {
2548 _editor->session()->locations()->find_all_between (s, e, ll, Location::Flags (0));
2549 for (Locations::LocationList::iterator i = ll.begin(); i != ll.end(); ++i) {
2550 Editor::LocationMarkers* lm = _editor->find_location_markers (*i);
2553 to_add.push_back (lm->start);
2556 to_add.push_back (lm->end);
2560 if (!to_add.empty()) {
2561 _editor->selection->add (to_add);
2565 case Selection::Add:
2566 _editor->selection->add (_marker);
2570 /* Set up copies for us to manipulate during the drag */
2572 for (MarkerSelection::iterator i = _editor->selection->markers.begin(); i != _editor->selection->markers.end(); ++i) {
2573 Location* l = _editor->find_location_from_marker (*i, is_start);
2574 _copied_locations.push_back (new Location (*l));
2579 MarkerDrag::setup_pointer_frame_offset ()
2582 Location *location = _editor->find_location_from_marker (_marker, is_start);
2583 _pointer_frame_offset = raw_grab_frame() - (is_start ? location->start() : location->end());
2587 MarkerDrag::motion (GdkEvent* event, bool)
2589 framecnt_t f_delta = 0;
2591 bool move_both = false;
2593 Location *real_location;
2594 Location *copy_location = 0;
2596 framepos_t const newframe = adjusted_current_frame (event);
2598 framepos_t next = newframe;
2600 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
2604 MarkerSelection::iterator i;
2605 list<Location*>::iterator x;
2607 /* find the marker we're dragging, and compute the delta */
2609 for (i = _editor->selection->markers.begin(), x = _copied_locations.begin();
2610 x != _copied_locations.end() && i != _editor->selection->markers.end();
2616 if (marker == _marker) {
2618 if ((real_location = _editor->find_location_from_marker (marker, is_start)) == 0) {
2623 if (real_location->is_mark()) {
2624 f_delta = newframe - copy_location->start();
2628 switch (marker->type()) {
2629 case Marker::SessionStart:
2630 case Marker::RangeStart:
2631 case Marker::LoopStart:
2632 case Marker::PunchIn:
2633 f_delta = newframe - copy_location->start();
2636 case Marker::SessionEnd:
2637 case Marker::RangeEnd:
2638 case Marker::LoopEnd:
2639 case Marker::PunchOut:
2640 f_delta = newframe - copy_location->end();
2643 /* what kind of marker is this ? */
2651 if (i == _editor->selection->markers.end()) {
2652 /* hmm, impossible - we didn't find the dragged marker */
2656 /* now move them all */
2658 for (i = _editor->selection->markers.begin(), x = _copied_locations.begin();
2659 x != _copied_locations.end() && i != _editor->selection->markers.end();
2665 /* call this to find out if its the start or end */
2667 if ((real_location = _editor->find_location_from_marker (marker, is_start)) == 0) {
2671 if (real_location->locked()) {
2675 if (copy_location->is_mark()) {
2679 copy_location->set_start (copy_location->start() + f_delta);
2683 framepos_t new_start = copy_location->start() + f_delta;
2684 framepos_t new_end = copy_location->end() + f_delta;
2686 if (is_start) { // start-of-range marker
2689 copy_location->set_start (new_start);
2690 copy_location->set_end (new_end);
2691 } else if (new_start < copy_location->end()) {
2692 copy_location->set_start (new_start);
2693 } else if (newframe > 0) {
2694 _editor->snap_to (next, 1, true);
2695 copy_location->set_end (next);
2696 copy_location->set_start (newframe);
2699 } else { // end marker
2702 copy_location->set_end (new_end);
2703 copy_location->set_start (new_start);
2704 } else if (new_end > copy_location->start()) {
2705 copy_location->set_end (new_end);
2706 } else if (newframe > 0) {
2707 _editor->snap_to (next, -1, true);
2708 copy_location->set_start (next);
2709 copy_location->set_end (newframe);
2714 update_item (copy_location);
2716 Editor::LocationMarkers* lm = _editor->find_location_markers (real_location);
2719 lm->set_position (copy_location->start(), copy_location->end());
2723 assert (!_copied_locations.empty());
2725 show_verbose_cursor_time (newframe);
2728 _editor->update_canvas_now ();
2733 MarkerDrag::finished (GdkEvent* event, bool movement_occurred)
2735 if (!movement_occurred) {
2737 /* just a click, do nothing but finish
2738 off the selection process
2741 Selection::Operation op = ArdourKeyboard::selection_type (event->button.state);
2744 case Selection::Set:
2745 if (_editor->selection->selected (_marker) && _editor->selection->markers.size() > 1) {
2746 _editor->selection->set (_marker);
2750 case Selection::Toggle:
2751 case Selection::Extend:
2752 case Selection::Add:
2759 _editor->_dragging_edit_point = false;
2761 _editor->begin_reversible_command ( _("move marker") );
2762 XMLNode &before = _editor->session()->locations()->get_state();
2764 MarkerSelection::iterator i;
2765 list<Location*>::iterator x;
2768 for (i = _editor->selection->markers.begin(), x = _copied_locations.begin();
2769 x != _copied_locations.end() && i != _editor->selection->markers.end();
2772 Location * location = _editor->find_location_from_marker (*i, is_start);
2776 if (location->locked()) {
2780 if (location->is_mark()) {
2781 location->set_start ((*x)->start());
2783 location->set ((*x)->start(), (*x)->end());
2788 XMLNode &after = _editor->session()->locations()->get_state();
2789 _editor->session()->add_command(new MementoCommand<Locations>(*(_editor->session()->locations()), &before, &after));
2790 _editor->commit_reversible_command ();
2794 MarkerDrag::aborted (bool)
2800 MarkerDrag::update_item (Location*)
2805 ControlPointDrag::ControlPointDrag (Editor* e, ArdourCanvas::Item* i)
2807 _cumulative_x_drag (0),
2808 _cumulative_y_drag (0)
2810 if (_zero_gain_fraction < 0.0) {
2811 _zero_gain_fraction = gain_to_slider_position_with_max (dB_to_coefficient (0.0), Config->get_max_gain());
2814 DEBUG_TRACE (DEBUG::Drags, "New ControlPointDrag\n");
2816 _point = reinterpret_cast<ControlPoint*> (_item->get_data ("control_point"));
2822 ControlPointDrag::start_grab (GdkEvent* event, Gdk::Cursor* /*cursor*/)
2824 Drag::start_grab (event, _editor->cursors()->fader);
2826 // start the grab at the center of the control point so
2827 // the point doesn't 'jump' to the mouse after the first drag
2828 _fixed_grab_x = _point->get_x();
2829 _fixed_grab_y = _point->get_y();
2831 float const fraction = 1 - (_point->get_y() / _point->line().height());
2833 _point->line().start_drag_single (_point, _fixed_grab_x, fraction);
2835 _editor->verbose_cursor()->set (_point->line().get_verbose_cursor_string (fraction),
2836 event->button.x + 10, event->button.y + 10);
2838 _editor->verbose_cursor()->show ();
2840 if (!_point->can_slide ()) {
2841 _x_constrained = true;
2846 ControlPointDrag::motion (GdkEvent* event, bool)
2848 double dx = _drags->current_pointer_x() - last_pointer_x();
2849 double dy = _drags->current_pointer_y() - last_pointer_y();
2851 if (event->button.state & Keyboard::SecondaryModifier) {
2856 /* coordinate in pixels relative to the start of the region (for region-based automation)
2857 or track (for track-based automation) */
2858 double cx = _fixed_grab_x + _cumulative_x_drag + dx;
2859 double cy = _fixed_grab_y + _cumulative_y_drag + dy;
2861 // calculate zero crossing point. back off by .01 to stay on the
2862 // positive side of zero
2863 double const zero_gain_y = (1.0 - _zero_gain_fraction) * _point->line().height() - .01;
2865 // make sure we hit zero when passing through
2866 if ((cy < zero_gain_y && (cy - dy) > zero_gain_y) || (cy > zero_gain_y && (cy - dy) < zero_gain_y)) {
2870 if (_x_constrained) {
2873 if (_y_constrained) {
2877 _cumulative_x_drag = cx - _fixed_grab_x;
2878 _cumulative_y_drag = cy - _fixed_grab_y;
2882 cy = min ((double) _point->line().height(), cy);
2884 framepos_t cx_frames = _editor->unit_to_frame (cx);
2886 if (!_x_constrained) {
2887 _editor->snap_to_with_modifier (cx_frames, event);
2890 cx_frames = min (cx_frames, _point->line().maximum_time());
2892 float const fraction = 1.0 - (cy / _point->line().height());
2893 bool const push = Keyboard::modifier_state_contains (event->button.state, Keyboard::PrimaryModifier);
2895 _point->line().drag_motion (_editor->frame_to_unit_unrounded (cx_frames), fraction, false, push);
2897 _editor->verbose_cursor()->set_text (_point->line().get_verbose_cursor_string (fraction));
2901 ControlPointDrag::finished (GdkEvent* event, bool movement_occurred)
2903 if (!movement_occurred) {
2907 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
2908 _editor->reset_point_selection ();
2912 motion (event, false);
2915 _point->line().end_drag ();
2916 _editor->session()->commit_reversible_command ();
2920 ControlPointDrag::aborted (bool)
2922 _point->line().reset ();
2926 ControlPointDrag::active (Editing::MouseMode m)
2928 if (m == Editing::MouseGain) {
2929 /* always active in mouse gain */
2933 /* otherwise active if the point is on an automation line (ie not if its on a region gain line) */
2934 return dynamic_cast<AutomationLine*> (&(_point->line())) != 0;
2937 LineDrag::LineDrag (Editor* e, ArdourCanvas::Item* i)
2940 _cumulative_y_drag (0)
2942 DEBUG_TRACE (DEBUG::Drags, "New LineDrag\n");
2946 LineDrag::start_grab (GdkEvent* event, Gdk::Cursor* /*cursor*/)
2948 _line = reinterpret_cast<AutomationLine*> (_item->get_data ("line"));
2951 _item = &_line->grab_item ();
2953 /* need to get x coordinate in terms of parent (TimeAxisItemView)
2954 origin, and ditto for y.
2957 double cx = event->button.x;
2958 double cy = event->button.y;
2960 _line->parent_group().w2i (cx, cy);
2962 framecnt_t const frame_within_region = (framecnt_t) floor (cx * _editor->frames_per_unit);
2967 if (!_line->control_points_adjacent (frame_within_region, before, after)) {
2968 /* no adjacent points */
2972 Drag::start_grab (event, _editor->cursors()->fader);
2974 /* store grab start in parent frame */
2979 double fraction = 1.0 - (cy / _line->height());
2981 _line->start_drag_line (before, after, fraction);
2983 _editor->verbose_cursor()->set (_line->get_verbose_cursor_string (fraction),
2984 event->button.x + 10, event->button.y + 10);
2986 _editor->verbose_cursor()->show ();
2990 LineDrag::motion (GdkEvent* event, bool)
2992 double dy = _drags->current_pointer_y() - last_pointer_y();
2994 if (event->button.state & Keyboard::SecondaryModifier) {
2998 double cy = _fixed_grab_y + _cumulative_y_drag + dy;
3000 _cumulative_y_drag = cy - _fixed_grab_y;
3003 cy = min ((double) _line->height(), cy);
3005 double const fraction = 1.0 - (cy / _line->height());
3006 bool const push = !Keyboard::modifier_state_contains (event->button.state, Keyboard::PrimaryModifier);
3008 /* we are ignoring x position for this drag, so we can just pass in anything */
3009 _line->drag_motion (0, fraction, true, push);
3011 _editor->verbose_cursor()->set_text (_line->get_verbose_cursor_string (fraction));
3015 LineDrag::finished (GdkEvent* event, bool)
3017 motion (event, false);
3019 _editor->session()->commit_reversible_command ();
3023 LineDrag::aborted (bool)
3028 FeatureLineDrag::FeatureLineDrag (Editor* e, ArdourCanvas::Item* i)
3031 _cumulative_x_drag (0)
3033 DEBUG_TRACE (DEBUG::Drags, "New FeatureLineDrag\n");
3037 FeatureLineDrag::start_grab (GdkEvent* event, Gdk::Cursor* /*cursor*/)
3039 Drag::start_grab (event);
3041 _line = reinterpret_cast<Line*> (_item);
3044 /* need to get x coordinate in terms of parent (AudioRegionView) origin. */
3046 double cx = event->button.x;
3047 double cy = event->button.y;
3049 _item->property_parent().get_value()->w2i(cx, cy);
3051 /* store grab start in parent frame */
3052 _region_view_grab_x = cx;
3054 _before = *(float*) _item->get_data ("position");
3056 _arv = reinterpret_cast<AudioRegionView*> (_item->get_data ("regionview"));
3058 _max_x = _editor->frame_to_pixel(_arv->get_duration());
3062 FeatureLineDrag::motion (GdkEvent*, bool)
3064 double dx = _drags->current_pointer_x() - last_pointer_x();
3066 double cx = _region_view_grab_x + _cumulative_x_drag + dx;
3068 _cumulative_x_drag += dx;
3070 /* Clamp the min and max extent of the drag to keep it within the region view bounds */
3079 ArdourCanvas::Points points;
3081 double x1 = 0, x2 = 0, y1 = 0, y2 = 0;
3083 _line->get_bounds(x1, y2, x2, y2);
3085 points.push_back(Gnome::Art::Point(cx, 2.0)); // first x-coord needs to be a non-normal value
3086 points.push_back(Gnome::Art::Point(cx, y2 - y1));
3088 _line->property_points() = points;
3090 float *pos = new float;
3093 _line->set_data ("position", pos);
3099 FeatureLineDrag::finished (GdkEvent*, bool)
3101 _arv = reinterpret_cast<AudioRegionView*> (_item->get_data ("regionview"));
3102 _arv->update_transient(_before, _before);
3106 FeatureLineDrag::aborted (bool)
3111 RubberbandSelectDrag::RubberbandSelectDrag (Editor* e, ArdourCanvas::Item* i)
3113 , _vertical_only (false)
3115 DEBUG_TRACE (DEBUG::Drags, "New RubberbandSelectDrag\n");
3119 RubberbandSelectDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3121 Drag::start_grab (event);
3122 show_verbose_cursor_time (adjusted_current_frame (event));
3126 RubberbandSelectDrag::motion (GdkEvent* event, bool)
3133 framepos_t const pf = adjusted_current_frame (event, Config->get_rubberbanding_snaps_to_grid ());
3135 framepos_t grab = grab_frame ();
3136 if (Config->get_rubberbanding_snaps_to_grid ()) {
3137 _editor->snap_to_with_modifier (grab, event);
3140 /* base start and end on initial click position */
3150 if (_drags->current_pointer_y() < grab_y()) {
3151 y1 = _drags->current_pointer_y();
3154 y2 = _drags->current_pointer_y();
3159 if (start != end || y1 != y2) {
3161 double x1 = _editor->frame_to_pixel (start);
3162 double x2 = _editor->frame_to_pixel (end);
3164 _editor->rubberband_rect->property_x1() = x1;
3165 if (_vertical_only) {
3166 /* fixed 10 pixel width */
3167 _editor->rubberband_rect->property_x2() = x1 + 10;
3169 _editor->rubberband_rect->property_x2() = x2;
3172 _editor->rubberband_rect->property_y1() = y1;
3173 _editor->rubberband_rect->property_y2() = y2;
3175 _editor->rubberband_rect->show();
3176 _editor->rubberband_rect->raise_to_top();
3178 show_verbose_cursor_time (pf);
3180 do_select_things (event, true);
3185 RubberbandSelectDrag::do_select_things (GdkEvent* event, bool drag_in_progress)
3190 if (grab_frame() < last_pointer_frame()) {
3192 x2 = last_pointer_frame ();
3195 x1 = last_pointer_frame ();
3201 if (_drags->current_pointer_y() < grab_y()) {
3202 y1 = _drags->current_pointer_y();
3205 y2 = _drags->current_pointer_y();
3209 select_things (event->button.state, x1, x2, y1, y2, drag_in_progress);
3213 RubberbandSelectDrag::finished (GdkEvent* event, bool movement_occurred)
3215 if (movement_occurred) {
3217 motion (event, false);
3218 do_select_things (event, false);
3224 bool do_deselect = true;
3225 MidiTimeAxisView* mtv;
3227 if ((mtv = dynamic_cast<MidiTimeAxisView*>(_editor->clicked_axisview)) != 0) {
3229 if (_editor->selection->empty()) {
3230 /* nothing selected */
3231 add_midi_region (mtv);
3232 do_deselect = false;
3236 /* do not deselect if Primary or Tertiary (toggle-select or
3237 * extend-select are pressed.
3240 if (!Keyboard::modifier_state_contains (event->button.state, Keyboard::PrimaryModifier) &&
3241 !Keyboard::modifier_state_contains (event->button.state, Keyboard::TertiaryModifier) &&
3248 _editor->rubberband_rect->hide();
3252 RubberbandSelectDrag::aborted (bool)
3254 _editor->rubberband_rect->hide ();
3257 TimeFXDrag::TimeFXDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, std::list<RegionView*> const & v)
3258 : RegionDrag (e, i, p, v)
3260 DEBUG_TRACE (DEBUG::Drags, "New TimeFXDrag\n");
3264 TimeFXDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
3266 Drag::start_grab (event, cursor);
3268 show_verbose_cursor_time (adjusted_current_frame (event));
3272 TimeFXDrag::motion (GdkEvent* event, bool)
3274 RegionView* rv = _primary;
3275 StreamView* cv = rv->get_time_axis_view().view ();
3277 pair<TimeAxisView*, double> const tv = _editor->trackview_by_y_position (grab_y());
3278 int layer = tv.first->layer_display() == Overlaid ? 0 : tv.second;
3279 int layers = tv.first->layer_display() == Overlaid ? 1 : cv->layers();
3281 framepos_t const pf = adjusted_current_frame (event);
3283 if (pf > rv->region()->position()) {
3284 rv->get_time_axis_view().show_timestretch (rv->region()->position(), pf, layers, layer);
3287 show_verbose_cursor_time (pf);
3291 TimeFXDrag::finished (GdkEvent* /*event*/, bool movement_occurred)
3293 _primary->get_time_axis_view().hide_timestretch ();
3295 if (!movement_occurred) {
3299 if (last_pointer_frame() < _primary->region()->position()) {
3300 /* backwards drag of the left edge - not usable */
3304 framecnt_t newlen = last_pointer_frame() - _primary->region()->position();
3306 float percentage = (double) newlen / (double) _primary->region()->length();
3308 #ifndef USE_RUBBERBAND
3309 // Soundtouch uses percentage / 100 instead of normal (/ 1)
3310 if (_primary->region()->data_type() == DataType::AUDIO) {
3311 percentage = (float) ((double) newlen - (double) _primary->region()->length()) / ((double) newlen) * 100.0f;
3315 if (!_editor->get_selection().regions.empty()) {
3316 /* primary will already be included in the selection, and edit
3317 group shared editing will propagate selection across
3318 equivalent regions, so just use the current region
3322 if (_editor->time_stretch (_editor->get_selection().regions, percentage) == -1) {
3323 error << _("An error occurred while executing time stretch operation") << endmsg;
3329 TimeFXDrag::aborted (bool)
3331 _primary->get_time_axis_view().hide_timestretch ();
3334 ScrubDrag::ScrubDrag (Editor* e, ArdourCanvas::Item* i)
3337 DEBUG_TRACE (DEBUG::Drags, "New ScrubDrag\n");
3341 ScrubDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3343 Drag::start_grab (event);
3347 ScrubDrag::motion (GdkEvent* /*event*/, bool)
3349 _editor->scrub (adjusted_current_frame (0, false), _drags->current_pointer_x ());
3353 ScrubDrag::finished (GdkEvent* /*event*/, bool movement_occurred)
3355 if (movement_occurred && _editor->session()) {
3356 /* make sure we stop */
3357 _editor->session()->request_transport_speed (0.0);
3362 ScrubDrag::aborted (bool)
3367 SelectionDrag::SelectionDrag (Editor* e, ArdourCanvas::Item* i, Operation o)
3371 , _original_pointer_time_axis (-1)
3372 , _last_pointer_time_axis (-1)
3373 , _time_selection_at_start (!_editor->get_selection().time.empty())
3375 DEBUG_TRACE (DEBUG::Drags, "New SelectionDrag\n");
3379 SelectionDrag::start_grab (GdkEvent* event, Gdk::Cursor*)
3381 if (_editor->session() == 0) {
3385 Gdk::Cursor* cursor = 0;
3387 switch (_operation) {
3388 case CreateSelection:
3389 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
3394 cursor = _editor->cursors()->selector;
3395 Drag::start_grab (event, cursor);
3398 case SelectionStartTrim:
3399 if (_editor->clicked_axisview) {
3400 _editor->clicked_axisview->order_selection_trims (_item, true);
3402 Drag::start_grab (event, _editor->cursors()->left_side_trim);
3405 case SelectionEndTrim:
3406 if (_editor->clicked_axisview) {
3407 _editor->clicked_axisview->order_selection_trims (_item, false);
3409 Drag::start_grab (event, _editor->cursors()->right_side_trim);
3413 Drag::start_grab (event, cursor);
3417 if (_operation == SelectionMove) {
3418 show_verbose_cursor_time (_editor->selection->time[_editor->clicked_selection].start);
3420 show_verbose_cursor_time (adjusted_current_frame (event));
3423 _original_pointer_time_axis = _editor->trackview_by_y_position (_drags->current_pointer_y ()).first->order ();
3427 SelectionDrag::setup_pointer_frame_offset ()
3429 switch (_operation) {
3430 case CreateSelection:
3431 _pointer_frame_offset = 0;
3434 case SelectionStartTrim:
3436 _pointer_frame_offset = raw_grab_frame() - _editor->selection->time[_editor->clicked_selection].start;
3439 case SelectionEndTrim:
3440 _pointer_frame_offset = raw_grab_frame() - _editor->selection->time[_editor->clicked_selection].end;
3446 SelectionDrag::motion (GdkEvent* event, bool first_move)
3448 framepos_t start = 0;
3452 pair<TimeAxisView*, int> const pending_time_axis = _editor->trackview_by_y_position (_drags->current_pointer_y ());
3453 if (pending_time_axis.first == 0) {
3457 framepos_t const pending_position = adjusted_current_frame (event);
3459 /* only alter selection if things have changed */
3461 if (pending_time_axis.first->order() == _last_pointer_time_axis && pending_position == last_pointer_frame()) {
3465 switch (_operation) {
3466 case CreateSelection:
3468 framepos_t grab = grab_frame ();
3471 grab = adjusted_current_frame (event, false);
3472 if (grab < pending_position) {
3473 _editor->snap_to (grab, -1);
3475 _editor->snap_to (grab, 1);
3479 if (pending_position < grab) {
3480 start = pending_position;
3483 end = pending_position;
3487 /* first drag: Either add to the selection
3488 or create a new selection
3494 /* adding to the selection */
3495 _editor->set_selected_track_as_side_effect (Selection::Add);
3496 //_editor->selection->add (_editor->clicked_axisview);
3497 _editor->clicked_selection = _editor->selection->add (start, end);
3502 if (_editor->clicked_axisview && !_editor->selection->selected (_editor->clicked_axisview)) {
3503 //_editor->selection->set (_editor->clicked_axisview);
3504 _editor->set_selected_track_as_side_effect (Selection::Set);
3507 _editor->clicked_selection = _editor->selection->set (start, end);
3511 /* select the track that we're in */
3512 if (find (_added_time_axes.begin(), _added_time_axes.end(), pending_time_axis.first) == _added_time_axes.end()) {
3513 // _editor->set_selected_track_as_side_effect (Selection::Add);
3514 _editor->selection->add (pending_time_axis.first);
3515 _added_time_axes.push_back (pending_time_axis.first);
3518 /* deselect any tracks that this drag no longer includes, being careful to only deselect
3519 tracks that we selected in the first place.
3522 int min_order = min (_original_pointer_time_axis, pending_time_axis.first->order());
3523 int max_order = max (_original_pointer_time_axis, pending_time_axis.first->order());
3525 list<TimeAxisView*>::iterator i = _added_time_axes.begin();
3526 while (i != _added_time_axes.end()) {
3528 list<TimeAxisView*>::iterator tmp = i;
3531 if ((*i)->order() < min_order || (*i)->order() > max_order) {
3532 _editor->selection->remove (*i);
3533 _added_time_axes.remove (*i);
3542 case SelectionStartTrim:
3544 start = _editor->selection->time[_editor->clicked_selection].start;
3545 end = _editor->selection->time[_editor->clicked_selection].end;
3547 if (pending_position > end) {
3550 start = pending_position;
3554 case SelectionEndTrim:
3556 start = _editor->selection->time[_editor->clicked_selection].start;
3557 end = _editor->selection->time[_editor->clicked_selection].end;
3559 if (pending_position < start) {
3562 end = pending_position;
3569 start = _editor->selection->time[_editor->clicked_selection].start;
3570 end = _editor->selection->time[_editor->clicked_selection].end;
3572 length = end - start;
3574 start = pending_position;
3575 _editor->snap_to (start);
3577 end = start + length;
3582 if (event->button.x >= _editor->horizontal_position() + _editor->_canvas_width) {
3583 _editor->start_canvas_autoscroll (1, 0);
3587 _editor->selection->replace (_editor->clicked_selection, start, end);
3590 if (_operation == SelectionMove) {
3591 show_verbose_cursor_time(start);
3593 show_verbose_cursor_time(pending_position);
3598 SelectionDrag::finished (GdkEvent* event, bool movement_occurred)
3600 Session* s = _editor->session();
3602 if (movement_occurred) {
3603 motion (event, false);
3604 /* XXX this is not object-oriented programming at all. ick */
3605 if (_editor->selection->time.consolidate()) {
3606 _editor->selection->TimeChanged ();
3609 /* XXX what if its a music time selection? */
3611 if ( s->get_play_range() && s->transport_rolling() ) {
3612 s->request_play_range (&_editor->selection->time, true);
3614 if (Config->get_always_play_range() && !s->transport_rolling()) {
3615 s->request_locate (_editor->get_selection().time.start());
3621 /* just a click, no pointer movement.
3623 _editor->selection->clear_time();
3625 if (_editor->clicked_axisview && !_editor->selection->selected (_editor->clicked_axisview)) {
3626 _editor->selection->set (_editor->clicked_axisview);
3629 if (s && s->get_play_range () && s->transport_rolling()) {
3630 s->request_stop (false, false);
3635 _editor->stop_canvas_autoscroll ();
3639 SelectionDrag::aborted (bool)
3644 RangeMarkerBarDrag::RangeMarkerBarDrag (Editor* e, ArdourCanvas::Item* i, Operation o)
3649 DEBUG_TRACE (DEBUG::Drags, "New RangeMarkerBarDrag\n");
3651 _drag_rect = new ArdourCanvas::SimpleRect (*_editor->time_line_group, 0.0, 0.0, 0.0,
3652 physical_screen_height (_editor->get_window()));
3653 _drag_rect->hide ();
3655 _drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
3656 _drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
3660 RangeMarkerBarDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3662 if (_editor->session() == 0) {
3666 Gdk::Cursor* cursor = 0;
3668 if (!_editor->temp_location) {
3669 _editor->temp_location = new Location (*_editor->session());
3672 switch (_operation) {
3673 case CreateRangeMarker:
3674 case CreateTransportMarker:
3675 case CreateCDMarker:
3677 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
3682 cursor = _editor->cursors()->selector;
3686 Drag::start_grab (event, cursor);
3688 show_verbose_cursor_time (adjusted_current_frame (event));
3692 RangeMarkerBarDrag::motion (GdkEvent* event, bool first_move)
3694 framepos_t start = 0;
3696 ArdourCanvas::SimpleRect *crect;
3698 switch (_operation) {
3699 case CreateRangeMarker:
3700 crect = _editor->range_bar_drag_rect;
3702 case CreateTransportMarker:
3703 crect = _editor->transport_bar_drag_rect;
3705 case CreateCDMarker:
3706 crect = _editor->cd_marker_bar_drag_rect;
3709 error << string_compose (_("programming_error: %1"), "Error: unknown range marker op passed to Editor::drag_range_markerbar_op ()") << endmsg;
3714 framepos_t const pf = adjusted_current_frame (event);
3716 if (_operation == CreateRangeMarker || _operation == CreateTransportMarker || _operation == CreateCDMarker) {
3717 framepos_t grab = grab_frame ();
3718 _editor->snap_to (grab);
3720 if (pf < grab_frame()) {
3728 /* first drag: Either add to the selection
3729 or create a new selection.
3734 _editor->temp_location->set (start, end);
3738 update_item (_editor->temp_location);
3740 //_drag_rect->raise_to_top();
3745 if (event->button.x >= _editor->horizontal_position() + _editor->_canvas_width) {
3746 _editor->start_canvas_autoscroll (1, 0);
3750 _editor->temp_location->set (start, end);
3752 double x1 = _editor->frame_to_pixel (start);
3753 double x2 = _editor->frame_to_pixel (end);
3754 crect->property_x1() = x1;
3755 crect->property_x2() = x2;
3757 update_item (_editor->temp_location);
3760 show_verbose_cursor_time (pf);
3765 RangeMarkerBarDrag::finished (GdkEvent* event, bool movement_occurred)
3767 Location * newloc = 0;
3771 if (movement_occurred) {
3772 motion (event, false);
3775 switch (_operation) {
3776 case CreateRangeMarker:
3777 case CreateCDMarker:
3779 _editor->begin_reversible_command (_("new range marker"));
3780 XMLNode &before = _editor->session()->locations()->get_state();
3781 _editor->session()->locations()->next_available_name(rangename,"unnamed");
3782 if (_operation == CreateCDMarker) {
3783 flags = Location::IsRangeMarker | Location::IsCDMarker;
3784 _editor->cd_marker_bar_drag_rect->hide();
3787 flags = Location::IsRangeMarker;
3788 _editor->range_bar_drag_rect->hide();
3790 newloc = new Location (
3791 *_editor->session(), _editor->temp_location->start(), _editor->temp_location->end(), rangename, (Location::Flags) flags
3794 _editor->session()->locations()->add (newloc, true);
3795 XMLNode &after = _editor->session()->locations()->get_state();
3796 _editor->session()->add_command(new MementoCommand<Locations>(*(_editor->session()->locations()), &before, &after));
3797 _editor->commit_reversible_command ();
3801 case CreateTransportMarker:
3802 // popup menu to pick loop or punch
3803 _editor->new_transport_marker_context_menu (&event->button, _item);
3807 /* just a click, no pointer movement. remember that context menu stuff was handled elsewhere */
3809 if (Keyboard::no_modifier_keys_pressed (&event->button) && _operation != CreateCDMarker) {
3814 _editor->session()->locations()->marks_either_side (grab_frame(), start, end);
3816 if (end == max_framepos) {
3817 end = _editor->session()->current_end_frame ();
3820 if (start == max_framepos) {
3821 start = _editor->session()->current_start_frame ();
3824 switch (_editor->mouse_mode) {
3826 /* find the two markers on either side and then make the selection from it */
3827 _editor->select_all_within (start, end, 0.0f, FLT_MAX, _editor->track_views, Selection::Set, false);
3831 /* find the two markers on either side of the click and make the range out of it */
3832 _editor->selection->set (start, end);
3841 _editor->stop_canvas_autoscroll ();
3845 RangeMarkerBarDrag::aborted (bool)
3851 RangeMarkerBarDrag::update_item (Location* location)
3853 double const x1 = _editor->frame_to_pixel (location->start());
3854 double const x2 = _editor->frame_to_pixel (location->end());
3856 _drag_rect->property_x1() = x1;
3857 _drag_rect->property_x2() = x2;
3860 MouseZoomDrag::MouseZoomDrag (Editor* e, ArdourCanvas::Item* i)
3864 DEBUG_TRACE (DEBUG::Drags, "New MouseZoomDrag\n");
3868 MouseZoomDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3870 if (Keyboard::the_keyboard().key_is_down (GDK_Control_L)) {
3871 Drag::start_grab (event, _editor->cursors()->zoom_out);
3874 Drag::start_grab (event, _editor->cursors()->zoom_in);
3878 show_verbose_cursor_time (adjusted_current_frame (event));
3882 MouseZoomDrag::motion (GdkEvent* event, bool first_move)
3887 framepos_t const pf = adjusted_current_frame (event);
3889 framepos_t grab = grab_frame ();
3890 _editor->snap_to_with_modifier (grab, event);
3892 /* base start and end on initial click position */
3904 _editor->zoom_rect->show();
3905 _editor->zoom_rect->raise_to_top();
3908 _editor->reposition_zoom_rect(start, end);
3910 show_verbose_cursor_time (pf);
3915 MouseZoomDrag::finished (GdkEvent* event, bool movement_occurred)
3917 if (movement_occurred) {
3918 motion (event, false);
3920 if (grab_frame() < last_pointer_frame()) {
3921 _editor->temporal_zoom_by_frame (grab_frame(), last_pointer_frame());
3923 _editor->temporal_zoom_by_frame (last_pointer_frame(), grab_frame());
3926 if (Keyboard::the_keyboard().key_is_down (GDK_Shift_L)) {
3927 _editor->tav_zoom_step (_zoom_out);
3929 _editor->temporal_zoom_to_frame (_zoom_out, grab_frame());
3933 _editor->zoom_rect->hide();
3937 MouseZoomDrag::aborted (bool)
3939 _editor->zoom_rect->hide ();
3942 NoteDrag::NoteDrag (Editor* e, ArdourCanvas::Item* i)
3944 , _cumulative_dx (0)
3945 , _cumulative_dy (0)
3947 DEBUG_TRACE (DEBUG::Drags, "New NoteDrag\n");
3949 _primary = dynamic_cast<CanvasNoteEvent*> (_item);
3950 _region = &_primary->region_view ();
3951 _note_height = _region->midi_stream_view()->note_height ();
3955 NoteDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3957 Drag::start_grab (event);
3959 if (!(_was_selected = _primary->selected())) {
3961 /* tertiary-click means extend selection - we'll do that on button release,
3962 so don't add it here, because otherwise we make it hard to figure
3963 out the "extend-to" range.
3966 bool extend = Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier);
3969 bool add = Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier);
3972 _region->note_selected (_primary, true);
3974 _region->unique_select (_primary);
3980 /** @return Current total drag x change in frames */
3982 NoteDrag::total_dx () const
3985 frameoffset_t const dx = _editor->unit_to_frame (_drags->current_pointer_x() - grab_x());
3987 /* primary note time */
3988 frameoffset_t const n = _region->source_beats_to_absolute_frames (_primary->note()->time ());
3990 /* new time of the primary note in session frames */
3991 frameoffset_t st = n + dx;
3993 framepos_t const rp = _region->region()->position ();
3995 /* prevent the note being dragged earlier than the region's position */
3998 /* snap and return corresponding delta */
3999 return _region->snap_frame_to_frame (st - rp) + rp - n;
4002 /** @return Current total drag y change in note number */
4004 NoteDrag::total_dy () const
4006 MidiStreamView* msv = _region->midi_stream_view ();
4007 double const y = _region->midi_view()->y_position ();
4008 /* new current note */
4009 uint8_t n = msv->y_to_note (_drags->current_pointer_y () - y);
4011 n = max (msv->lowest_note(), n);
4012 n = min (msv->highest_note(), n);
4013 /* and work out delta */
4014 return n - msv->y_to_note (grab_y() - y);
4018 NoteDrag::motion (GdkEvent *, bool)
4020 /* Total change in x and y since the start of the drag */
4021 frameoffset_t const dx = total_dx ();
4022 int8_t const dy = total_dy ();
4024 /* Now work out what we have to do to the note canvas items to set this new drag delta */
4025 double const tdx = _editor->frame_to_unit (dx) - _cumulative_dx;
4026 double const tdy = -dy * _note_height - _cumulative_dy;
4029 _cumulative_dx += tdx;
4030 _cumulative_dy += tdy;
4032 int8_t note_delta = total_dy();
4034 _region->move_selection (tdx, tdy, note_delta);
4036 /* the new note value may be the same as the old one, but we
4037 * don't know what that means because the selection may have
4038 * involved more than one note and we might be doing something
4039 * odd with them. so show the note value anyway, always.
4043 uint8_t new_note = min (max (_primary->note()->note() + note_delta, 0), 127);
4045 snprintf (buf, sizeof (buf), "%s (%d)", Evoral::midi_note_name (new_note).c_str(),
4046 (int) floor (new_note));
4048 show_verbose_cursor_text (buf);
4053 NoteDrag::finished (GdkEvent* ev, bool moved)
4056 /* no motion - select note */
4058 if (_editor->current_mouse_mode() == Editing::MouseObject ||
4059 _editor->current_mouse_mode() == Editing::MouseDraw) {
4061 if (_was_selected) {
4062 bool add = Keyboard::modifier_state_equals (ev->button.state, Keyboard::PrimaryModifier);
4064 _region->note_deselected (_primary);
4067 bool extend = Keyboard::modifier_state_equals (ev->button.state, Keyboard::TertiaryModifier);
4068 bool add = Keyboard::modifier_state_equals (ev->button.state, Keyboard::PrimaryModifier);
4070 if (!extend && !add && _region->selection_size() > 1) {
4071 _region->unique_select (_primary);
4072 } else if (extend) {
4073 _region->note_selected (_primary, true, true);
4075 /* it was added during button press */
4080 _region->note_dropped (_primary, total_dx(), total_dy());
4085 NoteDrag::aborted (bool)
4090 /** Make an AutomationRangeDrag for lines in an AutomationTimeAxisView */
4091 AutomationRangeDrag::AutomationRangeDrag (Editor* editor, AutomationTimeAxisView* atv, list<AudioRange> const & r)
4092 : Drag (editor, atv->base_item ())
4094 , _nothing_to_drag (false)
4096 DEBUG_TRACE (DEBUG::Drags, "New AutomationRangeDrag\n");
4097 y_origin = atv->y_position();
4098 setup (atv->lines ());
4101 /** Make an AutomationRangeDrag for region gain lines */
4102 AutomationRangeDrag::AutomationRangeDrag (Editor* editor, AudioRegionView* rv, list<AudioRange> const & r)
4103 : Drag (editor, rv->get_canvas_group ())
4105 , _nothing_to_drag (false)
4107 DEBUG_TRACE (DEBUG::Drags, "New AutomationRangeDrag\n");
4109 list<boost::shared_ptr<AutomationLine> > lines;
4110 lines.push_back (rv->get_gain_line ());
4111 y_origin = rv->get_time_axis_view().y_position();
4115 /** @param lines AutomationLines to drag.
4116 * @param offset Offset from the session start to the points in the AutomationLines.
4119 AutomationRangeDrag::setup (list<boost::shared_ptr<AutomationLine> > const & lines)
4121 /* find the lines that overlap the ranges being dragged */
4122 list<boost::shared_ptr<AutomationLine> >::const_iterator i = lines.begin ();
4123 while (i != lines.end ()) {
4124 list<boost::shared_ptr<AutomationLine> >::const_iterator j = i;
4127 pair<framepos_t, framepos_t> r = (*i)->get_point_x_range ();
4129 /* check this range against all the AudioRanges that we are using */
4130 list<AudioRange>::const_iterator k = _ranges.begin ();
4131 while (k != _ranges.end()) {
4132 if (k->coverage (r.first, r.second) != Evoral::OverlapNone) {
4138 /* add it to our list if it overlaps at all */
4139 if (k != _ranges.end()) {
4144 _lines.push_back (n);
4150 /* Now ::lines contains the AutomationLines that somehow overlap our drag */
4154 AutomationRangeDrag::y_fraction (boost::shared_ptr<AutomationLine> line, double global_y) const
4156 return 1.0 - ((global_y - y_origin) / line->height());
4160 AutomationRangeDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
4162 Drag::start_grab (event, cursor);
4164 /* Get line states before we start changing things */
4165 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4166 i->state = &i->line->get_state ();
4167 i->original_fraction = y_fraction (i->line, _drags->current_pointer_y());
4170 if (_ranges.empty()) {
4172 /* No selected time ranges: drag all points */
4173 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4174 uint32_t const N = i->line->npoints ();
4175 for (uint32_t j = 0; j < N; ++j) {
4176 i->points.push_back (i->line->nth (j));
4182 for (list<AudioRange>::const_iterator i = _ranges.begin(); i != _ranges.end(); ++i) {
4184 framecnt_t const half = (i->start + i->end) / 2;
4186 /* find the line that this audio range starts in */
4187 list<Line>::iterator j = _lines.begin();
4188 while (j != _lines.end() && (j->range.first > i->start || j->range.second < i->start)) {
4192 if (j != _lines.end()) {
4193 boost::shared_ptr<AutomationList> the_list = j->line->the_list ();
4195 /* j is the line that this audio range starts in; fade into it;
4196 64 samples length plucked out of thin air.
4199 framepos_t a = i->start + 64;
4204 double const p = j->line->time_converter().from (i->start - j->line->time_converter().origin_b ());
4205 double const q = j->line->time_converter().from (a - j->line->time_converter().origin_b ());
4207 the_list->add (p, the_list->eval (p));
4208 the_list->add (q, the_list->eval (q));
4211 /* same thing for the end */
4214 while (j != _lines.end() && (j->range.first > i->end || j->range.second < i->end)) {
4218 if (j != _lines.end()) {
4219 boost::shared_ptr<AutomationList> the_list = j->line->the_list ();
4221 /* j is the line that this audio range starts in; fade out of it;
4222 64 samples length plucked out of thin air.
4225 framepos_t b = i->end - 64;
4230 double const p = j->line->time_converter().from (b - j->line->time_converter().origin_b ());
4231 double const q = j->line->time_converter().from (i->end - j->line->time_converter().origin_b ());
4233 the_list->add (p, the_list->eval (p));
4234 the_list->add (q, the_list->eval (q));
4238 _nothing_to_drag = true;
4240 /* Find all the points that should be dragged and put them in the relevant
4241 points lists in the Line structs.
4244 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4246 uint32_t const N = i->line->npoints ();
4247 for (uint32_t j = 0; j < N; ++j) {
4249 /* here's a control point on this line */
4250 ControlPoint* p = i->line->nth (j);
4251 double const w = i->line->time_converter().to ((*p->model())->when) + i->line->time_converter().origin_b ();
4253 /* see if it's inside a range */
4254 list<AudioRange>::const_iterator k = _ranges.begin ();
4255 while (k != _ranges.end() && (k->start >= w || k->end <= w)) {
4259 if (k != _ranges.end()) {
4260 /* dragging this point */
4261 _nothing_to_drag = false;
4262 i->points.push_back (p);
4268 if (_nothing_to_drag) {
4272 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4273 i->line->start_drag_multiple (i->points, y_fraction (i->line, _drags->current_pointer_y()), i->state);
4278 AutomationRangeDrag::motion (GdkEvent*, bool /*first_move*/)
4280 if (_nothing_to_drag) {
4284 for (list<Line>::iterator l = _lines.begin(); l != _lines.end(); ++l) {
4285 float const f = y_fraction (l->line, _drags->current_pointer_y());
4286 /* we are ignoring x position for this drag, so we can just pass in anything */
4287 l->line->drag_motion (0, f, true, false);
4288 show_verbose_cursor_text (l->line->get_verbose_cursor_relative_string (l->original_fraction, f));
4293 AutomationRangeDrag::finished (GdkEvent* event, bool)
4295 if (_nothing_to_drag) {
4299 motion (event, false);
4300 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4301 i->line->end_drag ();
4304 _editor->session()->commit_reversible_command ();
4308 AutomationRangeDrag::aborted (bool)
4310 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4315 DraggingView::DraggingView (RegionView* v, RegionDrag* parent)
4318 time_axis_view = parent->find_time_axis_view (&v->get_time_axis_view ());
4319 layer = v->region()->layer ();
4320 initial_y = v->get_canvas_group()->property_y ();
4321 initial_playlist = v->region()->playlist ();
4322 initial_position = v->region()->position ();
4323 initial_end = v->region()->position () + v->region()->length ();
4326 PatchChangeDrag::PatchChangeDrag (Editor* e, CanvasPatchChange* i, MidiRegionView* r)
4330 , _cumulative_dx (0)
4332 DEBUG_TRACE (DEBUG::Drags, string_compose ("New PatchChangeDrag, patch @ %1, grab @ %2\n",
4333 _region_view->source_beats_to_absolute_frames (_patch_change->patch()->time()),
4338 PatchChangeDrag::motion (GdkEvent* ev, bool)
4340 framepos_t f = adjusted_current_frame (ev);
4341 boost::shared_ptr<Region> r = _region_view->region ();
4342 f = max (f, r->position ());
4343 f = min (f, r->last_frame ());
4345 framecnt_t const dxf = f - grab_frame(); // permitted dx in frames
4346 double const dxu = _editor->frame_to_unit (dxf); // permitted fx in units
4347 _patch_change->move (dxu - _cumulative_dx, 0);
4348 _cumulative_dx = dxu;
4352 PatchChangeDrag::finished (GdkEvent* ev, bool movement_occurred)
4354 if (!movement_occurred) {
4358 boost::shared_ptr<Region> r (_region_view->region ());
4359 framepos_t f = adjusted_current_frame (ev);
4360 f = max (f, r->position ());
4361 f = min (f, r->last_frame ());
4363 _region_view->move_patch_change (
4365 _region_view->region_frames_to_region_beats (f - (r->position() - r->start()))
4370 PatchChangeDrag::aborted (bool)
4372 _patch_change->move (-_cumulative_dx, 0);
4376 PatchChangeDrag::setup_pointer_frame_offset ()
4378 boost::shared_ptr<Region> region = _region_view->region ();
4379 _pointer_frame_offset = raw_grab_frame() - _region_view->source_beats_to_absolute_frames (_patch_change->patch()->time());
4382 MidiRubberbandSelectDrag::MidiRubberbandSelectDrag (Editor* e, MidiRegionView* rv)
4383 : RubberbandSelectDrag (e, rv->get_canvas_frame ())
4390 MidiRubberbandSelectDrag::select_things (int button_state, framepos_t x1, framepos_t x2, double y1, double y2, bool /*drag_in_progress*/)
4392 framepos_t const p = _region_view->region()->position ();
4393 double const y = _region_view->midi_view()->y_position ();
4395 x1 = max ((framepos_t) 0, x1 - p);
4396 x2 = max ((framepos_t) 0, x2 - p);
4397 y1 = max (0.0, y1 - y);
4398 y2 = max (0.0, y2 - y);
4400 _region_view->update_drag_selection (
4401 _editor->frame_to_pixel (x1),
4402 _editor->frame_to_pixel (x2),
4405 Keyboard::modifier_state_contains (button_state, Keyboard::TertiaryModifier)
4410 MidiRubberbandSelectDrag::deselect_things ()
4415 MidiVerticalSelectDrag::MidiVerticalSelectDrag (Editor* e, MidiRegionView* rv)
4416 : RubberbandSelectDrag (e, rv->get_canvas_frame ())
4419 _vertical_only = true;
4423 MidiVerticalSelectDrag::select_things (int button_state, framepos_t /*x1*/, framepos_t /*x2*/, double y1, double y2, bool /*drag_in_progress*/)
4425 double const y = _region_view->midi_view()->y_position ();
4427 y1 = max (0.0, y1 - y);
4428 y2 = max (0.0, y2 - y);
4430 _region_view->update_vertical_drag_selection (
4433 Keyboard::modifier_state_contains (button_state, Keyboard::TertiaryModifier)
4438 MidiVerticalSelectDrag::deselect_things ()
4443 EditorRubberbandSelectDrag::EditorRubberbandSelectDrag (Editor* e, ArdourCanvas::Item* i)
4444 : RubberbandSelectDrag (e, i)
4450 EditorRubberbandSelectDrag::select_things (int button_state, framepos_t x1, framepos_t x2, double y1, double y2, bool drag_in_progress)
4452 if (drag_in_progress) {
4453 /* We just want to select things at the end of the drag, not during it */
4457 Selection::Operation op = ArdourKeyboard::selection_type (button_state);
4459 _editor->begin_reversible_command (_("rubberband selection"));
4460 _editor->select_all_within (x1, x2 - 1, y1, y2, _editor->track_views, op, false);
4461 _editor->commit_reversible_command ();
4465 EditorRubberbandSelectDrag::deselect_things ()
4467 if (!getenv("ARDOUR_SAE")) {
4468 _editor->selection->clear_tracks();
4470 _editor->selection->clear_regions();
4471 _editor->selection->clear_points ();
4472 _editor->selection->clear_lines ();
4475 NoteCreateDrag::NoteCreateDrag (Editor* e, ArdourCanvas::Item* i, MidiRegionView* rv)
4483 NoteCreateDrag::~NoteCreateDrag ()
4489 NoteCreateDrag::grid_frames (framepos_t t) const
4492 Evoral::MusicalTime grid_beats = _editor->get_grid_type_as_beats (success, t);
4497 return _region_view->region_beats_to_region_frames (grid_beats);
4501 NoteCreateDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
4503 Drag::start_grab (event, cursor);
4505 _drag_rect = new ArdourCanvas::SimpleRect (*_region_view->get_canvas_group ());
4507 framepos_t pf = _drags->current_pointer_frame ();
4508 framecnt_t const g = grid_frames (pf);
4510 /* Hack so that we always snap to the note that we are over, instead of snapping
4511 to the next one if we're more than halfway through the one we're over.
4513 if (_editor->snap_mode() == SnapNormal && pf > g / 2) {
4517 _note[0] = adjusted_frame (pf, event) - _region_view->region()->position ();
4519 MidiStreamView* sv = _region_view->midi_stream_view ();
4520 double const x = _editor->frame_to_pixel (_note[0]);
4521 double const y = sv->note_to_y (sv->y_to_note (y_to_region (event->button.y)));
4523 _drag_rect->property_x1() = x;
4524 _drag_rect->property_y1() = y;
4525 _drag_rect->property_x2() = x;
4526 _drag_rect->property_y2() = y + floor (_region_view->midi_stream_view()->note_height ());
4528 _drag_rect->property_outline_what() = 0xff;
4529 _drag_rect->property_outline_color_rgba() = 0xffffff99;
4530 _drag_rect->property_fill_color_rgba() = 0xffffff66;
4534 NoteCreateDrag::motion (GdkEvent* event, bool)
4536 _note[1] = max ((framepos_t)0, adjusted_current_frame (event) - _region_view->region()->position ());
4537 double const x = _editor->frame_to_pixel (_note[1]);
4538 if (_note[1] > _note[0]) {
4539 _drag_rect->property_x2() = x;
4541 _drag_rect->property_x1() = x;
4546 NoteCreateDrag::finished (GdkEvent*, bool had_movement)
4548 if (!had_movement) {
4552 framepos_t const start = min (_note[0], _note[1]);
4553 framecnt_t length = abs (_note[0] - _note[1]);
4555 framecnt_t const g = grid_frames (start);
4556 double const one_tick = 1 / Timecode::BBT_Time::ticks_per_beat;
4558 if (_editor->snap_mode() == SnapNormal && length < g) {
4559 length = g - one_tick;
4562 double const length_beats = max (one_tick, _region_view->region_frames_to_region_beats (length));
4564 _region_view->create_note_at (start, _drag_rect->property_y1(), length_beats, false);
4568 NoteCreateDrag::y_to_region (double y) const
4571 _region_view->get_canvas_group()->w2i (x, y);
4576 NoteCreateDrag::aborted (bool)
4581 CrossfadeEdgeDrag::CrossfadeEdgeDrag (Editor* e, AudioRegionView* rv, ArdourCanvas::Item* i, bool start_yn)
4589 CrossfadeEdgeDrag::start_grab (GdkEvent* event, Gdk::Cursor *cursor)
4591 Drag::start_grab (event, cursor);
4595 CrossfadeEdgeDrag::motion (GdkEvent*, bool)
4601 boost::shared_ptr<AudioRegion> ar (arv->audio_region());
4604 distance = _drags->current_pointer_x() - grab_x();
4605 len = ar->fade_in()->back()->when;
4607 distance = grab_x() - _drags->current_pointer_x();
4608 len = ar->fade_out()->back()->when;
4611 /* how long should it be ? */
4613 new_length = len + _editor->unit_to_frame (distance);
4615 /* now check with the region that this is legal */
4617 new_length = ar->verify_xfade_bounds (new_length, start);
4620 arv->redraw_start_xfade_to (ar, new_length);
4622 arv->redraw_end_xfade_to (ar, new_length);
4627 CrossfadeEdgeDrag::finished (GdkEvent*, bool)
4633 boost::shared_ptr<AudioRegion> ar (arv->audio_region());
4636 distance = _drags->current_pointer_x() - grab_x();
4637 len = ar->fade_in()->back()->when;
4639 distance = grab_x() - _drags->current_pointer_x();
4640 len = ar->fade_out()->back()->when;
4643 new_length = ar->verify_xfade_bounds (len + _editor->unit_to_frame (distance), start);
4645 _editor->begin_reversible_command ("xfade trim");
4646 ar->playlist()->clear_owned_changes ();
4649 ar->set_fade_in_length (new_length);
4651 ar->set_fade_out_length (new_length);
4654 /* Adjusting the xfade may affect other regions in the playlist, so we need
4655 to get undo Commands from the whole playlist rather than just the
4659 vector<Command*> cmds;
4660 ar->playlist()->rdiff (cmds);
4661 _editor->session()->add_commands (cmds);
4662 _editor->commit_reversible_command ();
4667 CrossfadeEdgeDrag::aborted (bool)
4670 arv->redraw_start_xfade ();
4672 arv->redraw_end_xfade ();