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 /* This must happen before the region's StatefulDiffCommand is created, as it may
1784 `correct' (ahem) the region's _start from being negative to being zero. It
1785 needs to be zero in the undo record.
1787 if (_operation == StartTrim) {
1788 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1789 i->view->trim_front_ending ();
1793 if (_operation == StartTrim) {
1794 _editor->maybe_locate_with_edit_preroll ( _views.begin()->view->region()->position() );
1796 if (_operation == EndTrim) {
1797 _editor->maybe_locate_with_edit_preroll ( _views.begin()->view->region()->position() + _views.begin()->view->region()->length() );
1800 if (!_editor->selection->selected (_primary)) {
1801 _primary->thaw_after_trim ();
1804 set<boost::shared_ptr<Playlist> > diffed_playlists;
1806 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1807 i->view->thaw_after_trim ();
1808 i->view->enable_display (true);
1809 i->view->fake_set_opaque (true);
1811 /* Trimming one region may affect others on the playlist, so we need
1812 to get undo Commands from the whole playlist rather than just the
1813 region. Use diffed_playlists to make sure we don't diff a given
1814 playlist more than once.
1816 boost::shared_ptr<Playlist> p = i->view->region()->playlist ();
1817 if (diffed_playlists.find (p) == diffed_playlists.end()) {
1818 vector<Command*> cmds;
1820 _editor->session()->add_commands (cmds);
1821 diffed_playlists.insert (p);
1825 for (set<boost::shared_ptr<Playlist> >::iterator p = _editor->motion_frozen_playlists.begin(); p != _editor->motion_frozen_playlists.end(); ++p) {
1829 _editor->motion_frozen_playlists.clear ();
1830 _editor->commit_reversible_command();
1832 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1833 i->view->drag_end ();
1837 /* no mouse movement */
1838 _editor->point_trim (event, adjusted_current_frame (event));
1841 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1842 if (_operation == StartTrim) {
1843 i->view->trim_front_ending ();
1846 i->view->region()->resume_property_changes ();
1851 TrimDrag::aborted (bool movement_occurred)
1853 /* Our motion method is changing model state, so use the Undo system
1854 to cancel. Perhaps not ideal, as this will leave an Undo point
1855 behind which may be slightly odd from the user's point of view.
1860 if (movement_occurred) {
1864 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1865 i->view->region()->resume_property_changes ();
1870 TrimDrag::setup_pointer_frame_offset ()
1872 list<DraggingView>::iterator i = _views.begin ();
1873 while (i != _views.end() && i->view != _primary) {
1877 if (i == _views.end()) {
1881 switch (_operation) {
1883 _pointer_frame_offset = raw_grab_frame() - i->initial_position;
1886 _pointer_frame_offset = raw_grab_frame() - i->initial_end;
1893 MeterMarkerDrag::MeterMarkerDrag (Editor* e, ArdourCanvas::Item* i, bool c)
1897 DEBUG_TRACE (DEBUG::Drags, "New MeterMarkerDrag\n");
1898 _marker = reinterpret_cast<MeterMarker*> (_item->get_data ("marker"));
1903 MeterMarkerDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
1905 Drag::start_grab (event, cursor);
1906 show_verbose_cursor_time (adjusted_current_frame(event));
1910 MeterMarkerDrag::setup_pointer_frame_offset ()
1912 _pointer_frame_offset = raw_grab_frame() - _marker->meter().frame();
1916 MeterMarkerDrag::motion (GdkEvent* event, bool first_move)
1920 // create a dummy marker for visual representation of moving the
1921 // section, because whether its a copy or not, we're going to
1922 // leave or lose the original marker (leave if its a copy; lose if its
1923 // not, because we'll remove it from the map).
1925 MeterSection section (_marker->meter());
1927 if (!section.movable()) {
1932 snprintf (name, sizeof(name), "%g/%g", _marker->meter().divisions_per_bar(), _marker->meter().note_divisor ());
1934 _marker = new MeterMarker (
1936 *_editor->meter_group,
1937 ARDOUR_UI::config()->canvasvar_MeterMarker.get(),
1939 *new MeterSection (_marker->meter())
1942 /* use the new marker for the grab */
1943 swap_grab (&_marker->the_item(), 0, GDK_CURRENT_TIME);
1946 TempoMap& map (_editor->session()->tempo_map());
1947 /* get current state */
1948 before_state = &map.get_state();
1949 /* remove the section while we drag it */
1950 map.remove_meter (section, true);
1954 framepos_t const pf = adjusted_current_frame (event);
1955 _marker->set_position (pf);
1956 show_verbose_cursor_time (pf);
1960 MeterMarkerDrag::finished (GdkEvent* event, bool movement_occurred)
1962 if (!movement_occurred) {
1966 motion (event, false);
1968 Timecode::BBT_Time when;
1970 TempoMap& map (_editor->session()->tempo_map());
1971 map.bbt_time (last_pointer_frame(), when);
1973 if (_copy == true) {
1974 _editor->begin_reversible_command (_("copy meter mark"));
1975 XMLNode &before = map.get_state();
1976 map.add_meter (_marker->meter(), when);
1977 XMLNode &after = map.get_state();
1978 _editor->session()->add_command(new MementoCommand<TempoMap>(map, &before, &after));
1979 _editor->commit_reversible_command ();
1982 _editor->begin_reversible_command (_("move meter mark"));
1984 /* we removed it before, so add it back now */
1986 map.add_meter (_marker->meter(), when);
1987 XMLNode &after = map.get_state();
1988 _editor->session()->add_command(new MementoCommand<TempoMap>(map, before_state, &after));
1989 _editor->commit_reversible_command ();
1992 // delete the dummy marker we used for visual representation while moving.
1993 // a new visual marker will show up automatically.
1998 MeterMarkerDrag::aborted (bool moved)
2000 _marker->set_position (_marker->meter().frame ());
2003 TempoMap& map (_editor->session()->tempo_map());
2004 /* we removed it before, so add it back now */
2005 map.add_meter (_marker->meter(), _marker->meter().frame());
2006 // delete the dummy marker we used for visual representation while moving.
2007 // a new visual marker will show up automatically.
2012 TempoMarkerDrag::TempoMarkerDrag (Editor* e, ArdourCanvas::Item* i, bool c)
2016 DEBUG_TRACE (DEBUG::Drags, "New TempoMarkerDrag\n");
2018 _marker = reinterpret_cast<TempoMarker*> (_item->get_data ("marker"));
2023 TempoMarkerDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2025 Drag::start_grab (event, cursor);
2026 show_verbose_cursor_time (adjusted_current_frame (event));
2030 TempoMarkerDrag::setup_pointer_frame_offset ()
2032 _pointer_frame_offset = raw_grab_frame() - _marker->tempo().frame();
2036 TempoMarkerDrag::motion (GdkEvent* event, bool first_move)
2040 // create a dummy marker for visual representation of moving the
2041 // section, because whether its a copy or not, we're going to
2042 // leave or lose the original marker (leave if its a copy; lose if its
2043 // not, because we'll remove it from the map).
2045 // create a dummy marker for visual representation of moving the copy.
2046 // The actual copying is not done before we reach the finish callback.
2049 snprintf (name, sizeof (name), "%.2f", _marker->tempo().beats_per_minute());
2051 TempoSection section (_marker->tempo());
2053 _marker = new TempoMarker (
2055 *_editor->tempo_group,
2056 ARDOUR_UI::config()->canvasvar_TempoMarker.get(),
2058 *new TempoSection (_marker->tempo())
2061 /* use the new marker for the grab */
2062 swap_grab (&_marker->the_item(), 0, GDK_CURRENT_TIME);
2065 TempoMap& map (_editor->session()->tempo_map());
2066 /* get current state */
2067 before_state = &map.get_state();
2068 /* remove the section while we drag it */
2069 map.remove_tempo (section, true);
2073 framepos_t const pf = adjusted_current_frame (event);
2074 _marker->set_position (pf);
2075 show_verbose_cursor_time (pf);
2079 TempoMarkerDrag::finished (GdkEvent* event, bool movement_occurred)
2081 if (!movement_occurred) {
2085 motion (event, false);
2087 TempoMap& map (_editor->session()->tempo_map());
2088 framepos_t beat_time = map.round_to_beat (last_pointer_frame(), 0);
2089 Timecode::BBT_Time when;
2091 map.bbt_time (beat_time, when);
2093 if (_copy == true) {
2094 _editor->begin_reversible_command (_("copy tempo mark"));
2095 XMLNode &before = map.get_state();
2096 map.add_tempo (_marker->tempo(), when);
2097 XMLNode &after = map.get_state();
2098 _editor->session()->add_command (new MementoCommand<TempoMap>(map, &before, &after));
2099 _editor->commit_reversible_command ();
2102 _editor->begin_reversible_command (_("move tempo mark"));
2103 /* we removed it before, so add it back now */
2104 map.add_tempo (_marker->tempo(), when);
2105 XMLNode &after = map.get_state();
2106 _editor->session()->add_command (new MementoCommand<TempoMap>(map, before_state, &after));
2107 _editor->commit_reversible_command ();
2110 // delete the dummy marker we used for visual representation while moving.
2111 // a new visual marker will show up automatically.
2116 TempoMarkerDrag::aborted (bool moved)
2118 _marker->set_position (_marker->tempo().frame());
2120 TempoMap& map (_editor->session()->tempo_map());
2121 /* we removed it before, so add it back now */
2122 map.add_tempo (_marker->tempo(), _marker->tempo().start());
2123 // delete the dummy marker we used for visual representation while moving.
2124 // a new visual marker will show up automatically.
2129 CursorDrag::CursorDrag (Editor* e, ArdourCanvas::Item* i, bool s)
2133 DEBUG_TRACE (DEBUG::Drags, "New CursorDrag\n");
2136 /** Do all the things we do when dragging the playhead to make it look as though
2137 * we have located, without actually doing the locate (because that would cause
2138 * the diskstream buffers to be refilled, which is too slow).
2141 CursorDrag::fake_locate (framepos_t t)
2143 _editor->playhead_cursor->set_position (t);
2145 Session* s = _editor->session ();
2146 if (s->timecode_transmission_suspended ()) {
2147 framepos_t const f = _editor->playhead_cursor->current_frame;
2148 s->send_mmc_locate (f);
2149 s->send_full_time_code (f);
2152 show_verbose_cursor_time (t);
2153 _editor->UpdateAllTransportClocks (t);
2157 CursorDrag::start_grab (GdkEvent* event, Gdk::Cursor* c)
2159 Drag::start_grab (event, c);
2161 _grab_zoom = _editor->frames_per_unit;
2163 framepos_t where = _editor->event_frame (event, 0, 0);
2164 _editor->snap_to_with_modifier (where, event);
2166 _editor->_dragging_playhead = true;
2168 Session* s = _editor->session ();
2171 if (_was_rolling && _stop) {
2175 if (s->is_auditioning()) {
2176 s->cancel_audition ();
2180 if (AudioEngine::instance()->connected()) {
2182 /* do this only if we're the engine is connected
2183 * because otherwise this request will never be
2184 * serviced and we'll busy wait forever. likewise,
2185 * notice if we are disconnected while waiting for the
2186 * request to be serviced.
2189 s->request_suspend_timecode_transmission ();
2190 while (AudioEngine::instance()->connected() && !s->timecode_transmission_suspended ()) {
2191 /* twiddle our thumbs */
2196 fake_locate (where);
2200 CursorDrag::motion (GdkEvent* event, bool)
2202 framepos_t const adjusted_frame = adjusted_current_frame (event);
2203 if (adjusted_frame != last_pointer_frame()) {
2204 fake_locate (adjusted_frame);
2206 _editor->update_canvas_now ();
2212 CursorDrag::finished (GdkEvent* event, bool movement_occurred)
2214 _editor->_dragging_playhead = false;
2216 if (!movement_occurred && _stop) {
2220 motion (event, false);
2222 Session* s = _editor->session ();
2224 s->request_locate (_editor->playhead_cursor->current_frame, _was_rolling);
2225 _editor->_pending_locate_request = true;
2226 s->request_resume_timecode_transmission ();
2231 CursorDrag::aborted (bool)
2233 if (_editor->_dragging_playhead) {
2234 _editor->session()->request_resume_timecode_transmission ();
2235 _editor->_dragging_playhead = false;
2238 _editor->playhead_cursor->set_position (adjusted_frame (grab_frame (), 0, false));
2241 FadeInDrag::FadeInDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
2242 : RegionDrag (e, i, p, v)
2244 DEBUG_TRACE (DEBUG::Drags, "New FadeInDrag\n");
2248 FadeInDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2250 Drag::start_grab (event, cursor);
2252 AudioRegionView* arv = dynamic_cast<AudioRegionView*> (_primary);
2253 boost::shared_ptr<AudioRegion> const r = arv->audio_region ();
2255 show_verbose_cursor_duration (r->position(), r->position() + r->fade_in()->back()->when, 32);
2257 arv->show_fade_line((framepos_t) r->fade_in()->back()->when);
2261 FadeInDrag::setup_pointer_frame_offset ()
2263 AudioRegionView* arv = dynamic_cast<AudioRegionView*> (_primary);
2264 boost::shared_ptr<AudioRegion> const r = arv->audio_region ();
2265 _pointer_frame_offset = raw_grab_frame() - ((framecnt_t) r->fade_in()->back()->when + r->position());
2269 FadeInDrag::motion (GdkEvent* event, bool)
2271 framecnt_t fade_length;
2273 framepos_t const pos = adjusted_current_frame (event);
2275 boost::shared_ptr<Region> region = _primary->region ();
2277 if (pos < (region->position() + 64)) {
2278 fade_length = 64; // this should be a minimum defined somewhere
2279 } else if (pos > region->last_frame()) {
2280 fade_length = region->length();
2282 fade_length = pos - region->position();
2285 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2287 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2293 tmp->reset_fade_in_shape_width (fade_length);
2294 tmp->show_fade_line((framecnt_t) fade_length);
2297 show_verbose_cursor_duration (region->position(), region->position() + fade_length, 32);
2301 FadeInDrag::finished (GdkEvent* event, bool movement_occurred)
2303 if (!movement_occurred) {
2307 framecnt_t fade_length;
2309 framepos_t const pos = adjusted_current_frame (event);
2311 boost::shared_ptr<Region> region = _primary->region ();
2313 if (pos < (region->position() + 64)) {
2314 fade_length = 64; // this should be a minimum defined somewhere
2315 } else if (pos > region->last_frame()) {
2316 fade_length = region->length();
2318 fade_length = pos - region->position();
2321 _editor->begin_reversible_command (_("change fade in length"));
2323 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2325 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2331 boost::shared_ptr<AutomationList> alist = tmp->audio_region()->fade_in();
2332 XMLNode &before = alist->get_state();
2334 tmp->audio_region()->set_fade_in_length (fade_length);
2335 tmp->audio_region()->set_fade_in_active (true);
2336 tmp->hide_fade_line();
2338 XMLNode &after = alist->get_state();
2339 _editor->session()->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &after));
2342 _editor->commit_reversible_command ();
2346 FadeInDrag::aborted (bool)
2348 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2349 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2355 tmp->reset_fade_in_shape_width (tmp->audio_region()->fade_in()->back()->when);
2356 tmp->hide_fade_line();
2360 FadeOutDrag::FadeOutDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
2361 : RegionDrag (e, i, p, v)
2363 DEBUG_TRACE (DEBUG::Drags, "New FadeOutDrag\n");
2367 FadeOutDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2369 Drag::start_grab (event, cursor);
2371 AudioRegionView* arv = dynamic_cast<AudioRegionView*> (_primary);
2372 boost::shared_ptr<AudioRegion> r = arv->audio_region ();
2374 show_verbose_cursor_duration (r->last_frame() - r->fade_out()->back()->when, r->last_frame());
2376 arv->show_fade_line(r->length() - r->fade_out()->back()->when);
2380 FadeOutDrag::setup_pointer_frame_offset ()
2382 AudioRegionView* arv = dynamic_cast<AudioRegionView*> (_primary);
2383 boost::shared_ptr<AudioRegion> r = arv->audio_region ();
2384 _pointer_frame_offset = raw_grab_frame() - (r->length() - (framecnt_t) r->fade_out()->back()->when + r->position());
2388 FadeOutDrag::motion (GdkEvent* event, bool)
2390 framecnt_t fade_length;
2392 framepos_t const pos = adjusted_current_frame (event);
2394 boost::shared_ptr<Region> region = _primary->region ();
2396 if (pos > (region->last_frame() - 64)) {
2397 fade_length = 64; // this should really be a minimum fade defined somewhere
2399 else if (pos < region->position()) {
2400 fade_length = region->length();
2403 fade_length = region->last_frame() - pos;
2406 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2408 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2414 tmp->reset_fade_out_shape_width (fade_length);
2415 tmp->show_fade_line(region->length() - fade_length);
2418 show_verbose_cursor_duration (region->last_frame() - fade_length, region->last_frame());
2422 FadeOutDrag::finished (GdkEvent* event, bool movement_occurred)
2424 if (!movement_occurred) {
2428 framecnt_t fade_length;
2430 framepos_t const pos = adjusted_current_frame (event);
2432 boost::shared_ptr<Region> region = _primary->region ();
2434 if (pos > (region->last_frame() - 64)) {
2435 fade_length = 64; // this should really be a minimum fade defined somewhere
2437 else if (pos < region->position()) {
2438 fade_length = region->length();
2441 fade_length = region->last_frame() - pos;
2444 _editor->begin_reversible_command (_("change fade out length"));
2446 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2448 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2454 boost::shared_ptr<AutomationList> alist = tmp->audio_region()->fade_out();
2455 XMLNode &before = alist->get_state();
2457 tmp->audio_region()->set_fade_out_length (fade_length);
2458 tmp->audio_region()->set_fade_out_active (true);
2459 tmp->hide_fade_line();
2461 XMLNode &after = alist->get_state();
2462 _editor->session()->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &after));
2465 _editor->commit_reversible_command ();
2469 FadeOutDrag::aborted (bool)
2471 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2472 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2478 tmp->reset_fade_out_shape_width (tmp->audio_region()->fade_out()->back()->when);
2479 tmp->hide_fade_line();
2483 MarkerDrag::MarkerDrag (Editor* e, ArdourCanvas::Item* i)
2486 DEBUG_TRACE (DEBUG::Drags, "New MarkerDrag\n");
2488 _marker = reinterpret_cast<Marker*> (_item->get_data ("marker"));
2491 _points.push_back (Gnome::Art::Point (0, 0));
2492 _points.push_back (Gnome::Art::Point (0, physical_screen_height (_editor->get_window())));
2495 MarkerDrag::~MarkerDrag ()
2497 for (list<Location*>::iterator i = _copied_locations.begin(); i != _copied_locations.end(); ++i) {
2503 MarkerDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2505 Drag::start_grab (event, cursor);
2509 Location *location = _editor->find_location_from_marker (_marker, is_start);
2510 _editor->_dragging_edit_point = true;
2512 update_item (location);
2514 // _drag_line->show();
2515 // _line->raise_to_top();
2518 show_verbose_cursor_time (location->start());
2520 show_verbose_cursor_time (location->end());
2523 Selection::Operation op = ArdourKeyboard::selection_type (event->button.state);
2526 case Selection::Toggle:
2527 _editor->selection->toggle (_marker);
2529 case Selection::Set:
2530 if (!_editor->selection->selected (_marker)) {
2531 _editor->selection->set (_marker);
2534 case Selection::Extend:
2536 Locations::LocationList ll;
2537 list<Marker*> to_add;
2539 _editor->selection->markers.range (s, e);
2540 s = min (_marker->position(), s);
2541 e = max (_marker->position(), e);
2544 if (e < max_framepos) {
2547 _editor->session()->locations()->find_all_between (s, e, ll, Location::Flags (0));
2548 for (Locations::LocationList::iterator i = ll.begin(); i != ll.end(); ++i) {
2549 Editor::LocationMarkers* lm = _editor->find_location_markers (*i);
2552 to_add.push_back (lm->start);
2555 to_add.push_back (lm->end);
2559 if (!to_add.empty()) {
2560 _editor->selection->add (to_add);
2564 case Selection::Add:
2565 _editor->selection->add (_marker);
2569 /* Set up copies for us to manipulate during the drag */
2571 for (MarkerSelection::iterator i = _editor->selection->markers.begin(); i != _editor->selection->markers.end(); ++i) {
2572 Location* l = _editor->find_location_from_marker (*i, is_start);
2573 _copied_locations.push_back (new Location (*l));
2578 MarkerDrag::setup_pointer_frame_offset ()
2581 Location *location = _editor->find_location_from_marker (_marker, is_start);
2582 _pointer_frame_offset = raw_grab_frame() - (is_start ? location->start() : location->end());
2586 MarkerDrag::motion (GdkEvent* event, bool)
2588 framecnt_t f_delta = 0;
2590 bool move_both = false;
2592 Location *real_location;
2593 Location *copy_location = 0;
2595 framepos_t const newframe = adjusted_current_frame (event);
2597 framepos_t next = newframe;
2599 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
2603 MarkerSelection::iterator i;
2604 list<Location*>::iterator x;
2606 /* find the marker we're dragging, and compute the delta */
2608 for (i = _editor->selection->markers.begin(), x = _copied_locations.begin();
2609 x != _copied_locations.end() && i != _editor->selection->markers.end();
2615 if (marker == _marker) {
2617 if ((real_location = _editor->find_location_from_marker (marker, is_start)) == 0) {
2622 if (real_location->is_mark()) {
2623 f_delta = newframe - copy_location->start();
2627 switch (marker->type()) {
2628 case Marker::SessionStart:
2629 case Marker::RangeStart:
2630 case Marker::LoopStart:
2631 case Marker::PunchIn:
2632 f_delta = newframe - copy_location->start();
2635 case Marker::SessionEnd:
2636 case Marker::RangeEnd:
2637 case Marker::LoopEnd:
2638 case Marker::PunchOut:
2639 f_delta = newframe - copy_location->end();
2642 /* what kind of marker is this ? */
2650 if (i == _editor->selection->markers.end()) {
2651 /* hmm, impossible - we didn't find the dragged marker */
2655 /* now move them all */
2657 for (i = _editor->selection->markers.begin(), x = _copied_locations.begin();
2658 x != _copied_locations.end() && i != _editor->selection->markers.end();
2664 /* call this to find out if its the start or end */
2666 if ((real_location = _editor->find_location_from_marker (marker, is_start)) == 0) {
2670 if (real_location->locked()) {
2674 if (copy_location->is_mark()) {
2678 copy_location->set_start (copy_location->start() + f_delta);
2682 framepos_t new_start = copy_location->start() + f_delta;
2683 framepos_t new_end = copy_location->end() + f_delta;
2685 if (is_start) { // start-of-range marker
2688 copy_location->set_start (new_start);
2689 copy_location->set_end (new_end);
2690 } else if (new_start < copy_location->end()) {
2691 copy_location->set_start (new_start);
2692 } else if (newframe > 0) {
2693 _editor->snap_to (next, 1, true);
2694 copy_location->set_end (next);
2695 copy_location->set_start (newframe);
2698 } else { // end marker
2701 copy_location->set_end (new_end);
2702 copy_location->set_start (new_start);
2703 } else if (new_end > copy_location->start()) {
2704 copy_location->set_end (new_end);
2705 } else if (newframe > 0) {
2706 _editor->snap_to (next, -1, true);
2707 copy_location->set_start (next);
2708 copy_location->set_end (newframe);
2713 update_item (copy_location);
2715 Editor::LocationMarkers* lm = _editor->find_location_markers (real_location);
2718 lm->set_position (copy_location->start(), copy_location->end());
2722 assert (!_copied_locations.empty());
2724 show_verbose_cursor_time (newframe);
2727 _editor->update_canvas_now ();
2732 MarkerDrag::finished (GdkEvent* event, bool movement_occurred)
2734 if (!movement_occurred) {
2736 /* just a click, do nothing but finish
2737 off the selection process
2740 Selection::Operation op = ArdourKeyboard::selection_type (event->button.state);
2743 case Selection::Set:
2744 if (_editor->selection->selected (_marker) && _editor->selection->markers.size() > 1) {
2745 _editor->selection->set (_marker);
2749 case Selection::Toggle:
2750 case Selection::Extend:
2751 case Selection::Add:
2758 _editor->_dragging_edit_point = false;
2760 _editor->begin_reversible_command ( _("move marker") );
2761 XMLNode &before = _editor->session()->locations()->get_state();
2763 MarkerSelection::iterator i;
2764 list<Location*>::iterator x;
2767 for (i = _editor->selection->markers.begin(), x = _copied_locations.begin();
2768 x != _copied_locations.end() && i != _editor->selection->markers.end();
2771 Location * location = _editor->find_location_from_marker (*i, is_start);
2775 if (location->locked()) {
2779 if (location->is_mark()) {
2780 location->set_start ((*x)->start());
2782 location->set ((*x)->start(), (*x)->end());
2787 XMLNode &after = _editor->session()->locations()->get_state();
2788 _editor->session()->add_command(new MementoCommand<Locations>(*(_editor->session()->locations()), &before, &after));
2789 _editor->commit_reversible_command ();
2793 MarkerDrag::aborted (bool)
2799 MarkerDrag::update_item (Location*)
2804 ControlPointDrag::ControlPointDrag (Editor* e, ArdourCanvas::Item* i)
2806 _cumulative_x_drag (0),
2807 _cumulative_y_drag (0)
2809 if (_zero_gain_fraction < 0.0) {
2810 _zero_gain_fraction = gain_to_slider_position_with_max (dB_to_coefficient (0.0), Config->get_max_gain());
2813 DEBUG_TRACE (DEBUG::Drags, "New ControlPointDrag\n");
2815 _point = reinterpret_cast<ControlPoint*> (_item->get_data ("control_point"));
2821 ControlPointDrag::start_grab (GdkEvent* event, Gdk::Cursor* /*cursor*/)
2823 Drag::start_grab (event, _editor->cursors()->fader);
2825 // start the grab at the center of the control point so
2826 // the point doesn't 'jump' to the mouse after the first drag
2827 _fixed_grab_x = _point->get_x();
2828 _fixed_grab_y = _point->get_y();
2830 float const fraction = 1 - (_point->get_y() / _point->line().height());
2832 _point->line().start_drag_single (_point, _fixed_grab_x, fraction);
2834 _editor->verbose_cursor()->set (_point->line().get_verbose_cursor_string (fraction),
2835 event->button.x + 10, event->button.y + 10);
2837 _editor->verbose_cursor()->show ();
2839 if (!_point->can_slide ()) {
2840 _x_constrained = true;
2845 ControlPointDrag::motion (GdkEvent* event, bool)
2847 double dx = _drags->current_pointer_x() - last_pointer_x();
2848 double dy = _drags->current_pointer_y() - last_pointer_y();
2850 if (event->button.state & Keyboard::SecondaryModifier) {
2855 /* coordinate in pixels relative to the start of the region (for region-based automation)
2856 or track (for track-based automation) */
2857 double cx = _fixed_grab_x + _cumulative_x_drag + dx;
2858 double cy = _fixed_grab_y + _cumulative_y_drag + dy;
2860 // calculate zero crossing point. back off by .01 to stay on the
2861 // positive side of zero
2862 double const zero_gain_y = (1.0 - _zero_gain_fraction) * _point->line().height() - .01;
2864 // make sure we hit zero when passing through
2865 if ((cy < zero_gain_y && (cy - dy) > zero_gain_y) || (cy > zero_gain_y && (cy - dy) < zero_gain_y)) {
2869 if (_x_constrained) {
2872 if (_y_constrained) {
2876 _cumulative_x_drag = cx - _fixed_grab_x;
2877 _cumulative_y_drag = cy - _fixed_grab_y;
2881 cy = min ((double) _point->line().height(), cy);
2883 framepos_t cx_frames = _editor->unit_to_frame (cx);
2885 if (!_x_constrained) {
2886 _editor->snap_to_with_modifier (cx_frames, event);
2889 cx_frames = min (cx_frames, _point->line().maximum_time());
2891 float const fraction = 1.0 - (cy / _point->line().height());
2892 bool const push = Keyboard::modifier_state_contains (event->button.state, Keyboard::PrimaryModifier);
2894 _point->line().drag_motion (_editor->frame_to_unit_unrounded (cx_frames), fraction, false, push);
2896 _editor->verbose_cursor()->set_text (_point->line().get_verbose_cursor_string (fraction));
2900 ControlPointDrag::finished (GdkEvent* event, bool movement_occurred)
2902 if (!movement_occurred) {
2906 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
2907 _editor->reset_point_selection ();
2911 motion (event, false);
2914 _point->line().end_drag ();
2915 _editor->session()->commit_reversible_command ();
2919 ControlPointDrag::aborted (bool)
2921 _point->line().reset ();
2925 ControlPointDrag::active (Editing::MouseMode m)
2927 if (m == Editing::MouseGain) {
2928 /* always active in mouse gain */
2932 /* otherwise active if the point is on an automation line (ie not if its on a region gain line) */
2933 return dynamic_cast<AutomationLine*> (&(_point->line())) != 0;
2936 LineDrag::LineDrag (Editor* e, ArdourCanvas::Item* i)
2939 _cumulative_y_drag (0)
2941 DEBUG_TRACE (DEBUG::Drags, "New LineDrag\n");
2945 LineDrag::start_grab (GdkEvent* event, Gdk::Cursor* /*cursor*/)
2947 _line = reinterpret_cast<AutomationLine*> (_item->get_data ("line"));
2950 _item = &_line->grab_item ();
2952 /* need to get x coordinate in terms of parent (TimeAxisItemView)
2953 origin, and ditto for y.
2956 double cx = event->button.x;
2957 double cy = event->button.y;
2959 _line->parent_group().w2i (cx, cy);
2961 framecnt_t const frame_within_region = (framecnt_t) floor (cx * _editor->frames_per_unit);
2966 if (!_line->control_points_adjacent (frame_within_region, before, after)) {
2967 /* no adjacent points */
2971 Drag::start_grab (event, _editor->cursors()->fader);
2973 /* store grab start in parent frame */
2978 double fraction = 1.0 - (cy / _line->height());
2980 _line->start_drag_line (before, after, fraction);
2982 _editor->verbose_cursor()->set (_line->get_verbose_cursor_string (fraction),
2983 event->button.x + 10, event->button.y + 10);
2985 _editor->verbose_cursor()->show ();
2989 LineDrag::motion (GdkEvent* event, bool)
2991 double dy = _drags->current_pointer_y() - last_pointer_y();
2993 if (event->button.state & Keyboard::SecondaryModifier) {
2997 double cy = _fixed_grab_y + _cumulative_y_drag + dy;
2999 _cumulative_y_drag = cy - _fixed_grab_y;
3002 cy = min ((double) _line->height(), cy);
3004 double const fraction = 1.0 - (cy / _line->height());
3005 bool const push = !Keyboard::modifier_state_contains (event->button.state, Keyboard::PrimaryModifier);
3007 /* we are ignoring x position for this drag, so we can just pass in anything */
3008 _line->drag_motion (0, fraction, true, push);
3010 _editor->verbose_cursor()->set_text (_line->get_verbose_cursor_string (fraction));
3014 LineDrag::finished (GdkEvent* event, bool)
3016 motion (event, false);
3018 _editor->session()->commit_reversible_command ();
3022 LineDrag::aborted (bool)
3027 FeatureLineDrag::FeatureLineDrag (Editor* e, ArdourCanvas::Item* i)
3030 _cumulative_x_drag (0)
3032 DEBUG_TRACE (DEBUG::Drags, "New FeatureLineDrag\n");
3036 FeatureLineDrag::start_grab (GdkEvent* event, Gdk::Cursor* /*cursor*/)
3038 Drag::start_grab (event);
3040 _line = reinterpret_cast<Line*> (_item);
3043 /* need to get x coordinate in terms of parent (AudioRegionView) origin. */
3045 double cx = event->button.x;
3046 double cy = event->button.y;
3048 _item->property_parent().get_value()->w2i(cx, cy);
3050 /* store grab start in parent frame */
3051 _region_view_grab_x = cx;
3053 _before = *(float*) _item->get_data ("position");
3055 _arv = reinterpret_cast<AudioRegionView*> (_item->get_data ("regionview"));
3057 _max_x = _editor->frame_to_pixel(_arv->get_duration());
3061 FeatureLineDrag::motion (GdkEvent*, bool)
3063 double dx = _drags->current_pointer_x() - last_pointer_x();
3065 double cx = _region_view_grab_x + _cumulative_x_drag + dx;
3067 _cumulative_x_drag += dx;
3069 /* Clamp the min and max extent of the drag to keep it within the region view bounds */
3078 ArdourCanvas::Points points;
3080 double x1 = 0, x2 = 0, y1 = 0, y2 = 0;
3082 _line->get_bounds(x1, y2, x2, y2);
3084 points.push_back(Gnome::Art::Point(cx, 2.0)); // first x-coord needs to be a non-normal value
3085 points.push_back(Gnome::Art::Point(cx, y2 - y1));
3087 _line->property_points() = points;
3089 float *pos = new float;
3092 _line->set_data ("position", pos);
3098 FeatureLineDrag::finished (GdkEvent*, bool)
3100 _arv = reinterpret_cast<AudioRegionView*> (_item->get_data ("regionview"));
3101 _arv->update_transient(_before, _before);
3105 FeatureLineDrag::aborted (bool)
3110 RubberbandSelectDrag::RubberbandSelectDrag (Editor* e, ArdourCanvas::Item* i)
3112 , _vertical_only (false)
3114 DEBUG_TRACE (DEBUG::Drags, "New RubberbandSelectDrag\n");
3118 RubberbandSelectDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3120 Drag::start_grab (event);
3121 show_verbose_cursor_time (adjusted_current_frame (event));
3125 RubberbandSelectDrag::motion (GdkEvent* event, bool)
3132 framepos_t const pf = adjusted_current_frame (event, Config->get_rubberbanding_snaps_to_grid ());
3134 framepos_t grab = grab_frame ();
3135 if (Config->get_rubberbanding_snaps_to_grid ()) {
3136 _editor->snap_to_with_modifier (grab, event);
3139 /* base start and end on initial click position */
3149 if (_drags->current_pointer_y() < grab_y()) {
3150 y1 = _drags->current_pointer_y();
3153 y2 = _drags->current_pointer_y();
3158 if (start != end || y1 != y2) {
3160 double x1 = _editor->frame_to_pixel (start);
3161 double x2 = _editor->frame_to_pixel (end);
3163 _editor->rubberband_rect->property_x1() = x1;
3164 if (_vertical_only) {
3165 /* fixed 10 pixel width */
3166 _editor->rubberband_rect->property_x2() = x1 + 10;
3168 _editor->rubberband_rect->property_x2() = x2;
3171 _editor->rubberband_rect->property_y1() = y1;
3172 _editor->rubberband_rect->property_y2() = y2;
3174 _editor->rubberband_rect->show();
3175 _editor->rubberband_rect->raise_to_top();
3177 show_verbose_cursor_time (pf);
3179 do_select_things (event, true);
3184 RubberbandSelectDrag::do_select_things (GdkEvent* event, bool drag_in_progress)
3189 if (grab_frame() < last_pointer_frame()) {
3191 x2 = last_pointer_frame ();
3194 x1 = last_pointer_frame ();
3200 if (_drags->current_pointer_y() < grab_y()) {
3201 y1 = _drags->current_pointer_y();
3204 y2 = _drags->current_pointer_y();
3208 select_things (event->button.state, x1, x2, y1, y2, drag_in_progress);
3212 RubberbandSelectDrag::finished (GdkEvent* event, bool movement_occurred)
3214 if (movement_occurred) {
3216 motion (event, false);
3217 do_select_things (event, false);
3223 bool do_deselect = true;
3224 MidiTimeAxisView* mtv;
3226 if ((mtv = dynamic_cast<MidiTimeAxisView*>(_editor->clicked_axisview)) != 0) {
3228 if (_editor->selection->empty()) {
3229 /* nothing selected */
3230 add_midi_region (mtv);
3231 do_deselect = false;
3235 /* do not deselect if Primary or Tertiary (toggle-select or
3236 * extend-select are pressed.
3239 if (!Keyboard::modifier_state_contains (event->button.state, Keyboard::PrimaryModifier) &&
3240 !Keyboard::modifier_state_contains (event->button.state, Keyboard::TertiaryModifier) &&
3247 _editor->rubberband_rect->hide();
3251 RubberbandSelectDrag::aborted (bool)
3253 _editor->rubberband_rect->hide ();
3256 TimeFXDrag::TimeFXDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, std::list<RegionView*> const & v)
3257 : RegionDrag (e, i, p, v)
3259 DEBUG_TRACE (DEBUG::Drags, "New TimeFXDrag\n");
3263 TimeFXDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
3265 Drag::start_grab (event, cursor);
3267 show_verbose_cursor_time (adjusted_current_frame (event));
3271 TimeFXDrag::motion (GdkEvent* event, bool)
3273 RegionView* rv = _primary;
3274 StreamView* cv = rv->get_time_axis_view().view ();
3276 pair<TimeAxisView*, double> const tv = _editor->trackview_by_y_position (grab_y());
3277 int layer = tv.first->layer_display() == Overlaid ? 0 : tv.second;
3278 int layers = tv.first->layer_display() == Overlaid ? 1 : cv->layers();
3280 framepos_t const pf = adjusted_current_frame (event);
3282 if (pf > rv->region()->position()) {
3283 rv->get_time_axis_view().show_timestretch (rv->region()->position(), pf, layers, layer);
3286 show_verbose_cursor_time (pf);
3290 TimeFXDrag::finished (GdkEvent* /*event*/, bool movement_occurred)
3292 _primary->get_time_axis_view().hide_timestretch ();
3294 if (!movement_occurred) {
3298 if (last_pointer_frame() < _primary->region()->position()) {
3299 /* backwards drag of the left edge - not usable */
3303 framecnt_t newlen = last_pointer_frame() - _primary->region()->position();
3305 float percentage = (double) newlen / (double) _primary->region()->length();
3307 #ifndef USE_RUBBERBAND
3308 // Soundtouch uses percentage / 100 instead of normal (/ 1)
3309 if (_primary->region()->data_type() == DataType::AUDIO) {
3310 percentage = (float) ((double) newlen - (double) _primary->region()->length()) / ((double) newlen) * 100.0f;
3314 if (!_editor->get_selection().regions.empty()) {
3315 /* primary will already be included in the selection, and edit
3316 group shared editing will propagate selection across
3317 equivalent regions, so just use the current region
3321 if (_editor->time_stretch (_editor->get_selection().regions, percentage) == -1) {
3322 error << _("An error occurred while executing time stretch operation") << endmsg;
3328 TimeFXDrag::aborted (bool)
3330 _primary->get_time_axis_view().hide_timestretch ();
3333 ScrubDrag::ScrubDrag (Editor* e, ArdourCanvas::Item* i)
3336 DEBUG_TRACE (DEBUG::Drags, "New ScrubDrag\n");
3340 ScrubDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3342 Drag::start_grab (event);
3346 ScrubDrag::motion (GdkEvent* /*event*/, bool)
3348 _editor->scrub (adjusted_current_frame (0, false), _drags->current_pointer_x ());
3352 ScrubDrag::finished (GdkEvent* /*event*/, bool movement_occurred)
3354 if (movement_occurred && _editor->session()) {
3355 /* make sure we stop */
3356 _editor->session()->request_transport_speed (0.0);
3361 ScrubDrag::aborted (bool)
3366 SelectionDrag::SelectionDrag (Editor* e, ArdourCanvas::Item* i, Operation o)
3370 , _original_pointer_time_axis (-1)
3371 , _last_pointer_time_axis (-1)
3372 , _time_selection_at_start (!_editor->get_selection().time.empty())
3374 DEBUG_TRACE (DEBUG::Drags, "New SelectionDrag\n");
3378 SelectionDrag::start_grab (GdkEvent* event, Gdk::Cursor*)
3380 if (_editor->session() == 0) {
3384 Gdk::Cursor* cursor = 0;
3386 switch (_operation) {
3387 case CreateSelection:
3388 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
3393 cursor = _editor->cursors()->selector;
3394 Drag::start_grab (event, cursor);
3397 case SelectionStartTrim:
3398 if (_editor->clicked_axisview) {
3399 _editor->clicked_axisview->order_selection_trims (_item, true);
3401 Drag::start_grab (event, _editor->cursors()->left_side_trim);
3404 case SelectionEndTrim:
3405 if (_editor->clicked_axisview) {
3406 _editor->clicked_axisview->order_selection_trims (_item, false);
3408 Drag::start_grab (event, _editor->cursors()->right_side_trim);
3412 Drag::start_grab (event, cursor);
3416 if (_operation == SelectionMove) {
3417 show_verbose_cursor_time (_editor->selection->time[_editor->clicked_selection].start);
3419 show_verbose_cursor_time (adjusted_current_frame (event));
3422 _original_pointer_time_axis = _editor->trackview_by_y_position (_drags->current_pointer_y ()).first->order ();
3426 SelectionDrag::setup_pointer_frame_offset ()
3428 switch (_operation) {
3429 case CreateSelection:
3430 _pointer_frame_offset = 0;
3433 case SelectionStartTrim:
3435 _pointer_frame_offset = raw_grab_frame() - _editor->selection->time[_editor->clicked_selection].start;
3438 case SelectionEndTrim:
3439 _pointer_frame_offset = raw_grab_frame() - _editor->selection->time[_editor->clicked_selection].end;
3445 SelectionDrag::motion (GdkEvent* event, bool first_move)
3447 framepos_t start = 0;
3451 pair<TimeAxisView*, int> const pending_time_axis = _editor->trackview_by_y_position (_drags->current_pointer_y ());
3452 if (pending_time_axis.first == 0) {
3456 framepos_t const pending_position = adjusted_current_frame (event);
3458 /* only alter selection if things have changed */
3460 if (pending_time_axis.first->order() == _last_pointer_time_axis && pending_position == last_pointer_frame()) {
3464 switch (_operation) {
3465 case CreateSelection:
3467 framepos_t grab = grab_frame ();
3470 grab = adjusted_current_frame (event, false);
3471 if (grab < pending_position) {
3472 _editor->snap_to (grab, -1);
3474 _editor->snap_to (grab, 1);
3478 if (pending_position < grab) {
3479 start = pending_position;
3482 end = pending_position;
3486 /* first drag: Either add to the selection
3487 or create a new selection
3493 /* adding to the selection */
3494 _editor->set_selected_track_as_side_effect (Selection::Add);
3495 //_editor->selection->add (_editor->clicked_axisview);
3496 _editor->clicked_selection = _editor->selection->add (start, end);
3501 if (_editor->clicked_axisview && !_editor->selection->selected (_editor->clicked_axisview)) {
3502 //_editor->selection->set (_editor->clicked_axisview);
3503 _editor->set_selected_track_as_side_effect (Selection::Set);
3506 _editor->clicked_selection = _editor->selection->set (start, end);
3510 /* select the track that we're in */
3511 if (find (_added_time_axes.begin(), _added_time_axes.end(), pending_time_axis.first) == _added_time_axes.end()) {
3512 // _editor->set_selected_track_as_side_effect (Selection::Add);
3513 _editor->selection->add (pending_time_axis.first);
3514 _added_time_axes.push_back (pending_time_axis.first);
3517 /* deselect any tracks that this drag no longer includes, being careful to only deselect
3518 tracks that we selected in the first place.
3521 int min_order = min (_original_pointer_time_axis, pending_time_axis.first->order());
3522 int max_order = max (_original_pointer_time_axis, pending_time_axis.first->order());
3524 list<TimeAxisView*>::iterator i = _added_time_axes.begin();
3525 while (i != _added_time_axes.end()) {
3527 list<TimeAxisView*>::iterator tmp = i;
3530 if ((*i)->order() < min_order || (*i)->order() > max_order) {
3531 _editor->selection->remove (*i);
3532 _added_time_axes.remove (*i);
3541 case SelectionStartTrim:
3543 start = _editor->selection->time[_editor->clicked_selection].start;
3544 end = _editor->selection->time[_editor->clicked_selection].end;
3546 if (pending_position > end) {
3549 start = pending_position;
3553 case SelectionEndTrim:
3555 start = _editor->selection->time[_editor->clicked_selection].start;
3556 end = _editor->selection->time[_editor->clicked_selection].end;
3558 if (pending_position < start) {
3561 end = pending_position;
3568 start = _editor->selection->time[_editor->clicked_selection].start;
3569 end = _editor->selection->time[_editor->clicked_selection].end;
3571 length = end - start;
3573 start = pending_position;
3574 _editor->snap_to (start);
3576 end = start + length;
3581 if (event->button.x >= _editor->horizontal_position() + _editor->_canvas_width) {
3582 _editor->start_canvas_autoscroll (1, 0);
3586 _editor->selection->replace (_editor->clicked_selection, start, end);
3589 if (_operation == SelectionMove) {
3590 show_verbose_cursor_time(start);
3592 show_verbose_cursor_time(pending_position);
3597 SelectionDrag::finished (GdkEvent* event, bool movement_occurred)
3599 Session* s = _editor->session();
3601 if (movement_occurred) {
3602 motion (event, false);
3603 /* XXX this is not object-oriented programming at all. ick */
3604 if (_editor->selection->time.consolidate()) {
3605 _editor->selection->TimeChanged ();
3608 /* XXX what if its a music time selection? */
3610 if ( s->get_play_range() && s->transport_rolling() ) {
3611 s->request_play_range (&_editor->selection->time, true);
3613 if (Config->get_always_play_range() && !s->transport_rolling()) {
3614 s->request_locate (_editor->get_selection().time.start());
3620 /* just a click, no pointer movement.
3622 _editor->selection->clear_time();
3624 if (_editor->clicked_axisview && !_editor->selection->selected (_editor->clicked_axisview)) {
3625 _editor->selection->set (_editor->clicked_axisview);
3628 if (s && s->get_play_range () && s->transport_rolling()) {
3629 s->request_stop (false, false);
3634 _editor->stop_canvas_autoscroll ();
3638 SelectionDrag::aborted (bool)
3643 RangeMarkerBarDrag::RangeMarkerBarDrag (Editor* e, ArdourCanvas::Item* i, Operation o)
3648 DEBUG_TRACE (DEBUG::Drags, "New RangeMarkerBarDrag\n");
3650 _drag_rect = new ArdourCanvas::SimpleRect (*_editor->time_line_group, 0.0, 0.0, 0.0,
3651 physical_screen_height (_editor->get_window()));
3652 _drag_rect->hide ();
3654 _drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
3655 _drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
3659 RangeMarkerBarDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3661 if (_editor->session() == 0) {
3665 Gdk::Cursor* cursor = 0;
3667 if (!_editor->temp_location) {
3668 _editor->temp_location = new Location (*_editor->session());
3671 switch (_operation) {
3672 case CreateRangeMarker:
3673 case CreateTransportMarker:
3674 case CreateCDMarker:
3676 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
3681 cursor = _editor->cursors()->selector;
3685 Drag::start_grab (event, cursor);
3687 show_verbose_cursor_time (adjusted_current_frame (event));
3691 RangeMarkerBarDrag::motion (GdkEvent* event, bool first_move)
3693 framepos_t start = 0;
3695 ArdourCanvas::SimpleRect *crect;
3697 switch (_operation) {
3698 case CreateRangeMarker:
3699 crect = _editor->range_bar_drag_rect;
3701 case CreateTransportMarker:
3702 crect = _editor->transport_bar_drag_rect;
3704 case CreateCDMarker:
3705 crect = _editor->cd_marker_bar_drag_rect;
3708 error << string_compose (_("programming_error: %1"), "Error: unknown range marker op passed to Editor::drag_range_markerbar_op ()") << endmsg;
3713 framepos_t const pf = adjusted_current_frame (event);
3715 if (_operation == CreateRangeMarker || _operation == CreateTransportMarker || _operation == CreateCDMarker) {
3716 framepos_t grab = grab_frame ();
3717 _editor->snap_to (grab);
3719 if (pf < grab_frame()) {
3727 /* first drag: Either add to the selection
3728 or create a new selection.
3733 _editor->temp_location->set (start, end);
3737 update_item (_editor->temp_location);
3739 //_drag_rect->raise_to_top();
3744 if (event->button.x >= _editor->horizontal_position() + _editor->_canvas_width) {
3745 _editor->start_canvas_autoscroll (1, 0);
3749 _editor->temp_location->set (start, end);
3751 double x1 = _editor->frame_to_pixel (start);
3752 double x2 = _editor->frame_to_pixel (end);
3753 crect->property_x1() = x1;
3754 crect->property_x2() = x2;
3756 update_item (_editor->temp_location);
3759 show_verbose_cursor_time (pf);
3764 RangeMarkerBarDrag::finished (GdkEvent* event, bool movement_occurred)
3766 Location * newloc = 0;
3770 if (movement_occurred) {
3771 motion (event, false);
3774 switch (_operation) {
3775 case CreateRangeMarker:
3776 case CreateCDMarker:
3778 _editor->begin_reversible_command (_("new range marker"));
3779 XMLNode &before = _editor->session()->locations()->get_state();
3780 _editor->session()->locations()->next_available_name(rangename,"unnamed");
3781 if (_operation == CreateCDMarker) {
3782 flags = Location::IsRangeMarker | Location::IsCDMarker;
3783 _editor->cd_marker_bar_drag_rect->hide();
3786 flags = Location::IsRangeMarker;
3787 _editor->range_bar_drag_rect->hide();
3789 newloc = new Location (
3790 *_editor->session(), _editor->temp_location->start(), _editor->temp_location->end(), rangename, (Location::Flags) flags
3793 _editor->session()->locations()->add (newloc, true);
3794 XMLNode &after = _editor->session()->locations()->get_state();
3795 _editor->session()->add_command(new MementoCommand<Locations>(*(_editor->session()->locations()), &before, &after));
3796 _editor->commit_reversible_command ();
3800 case CreateTransportMarker:
3801 // popup menu to pick loop or punch
3802 _editor->new_transport_marker_context_menu (&event->button, _item);
3806 /* just a click, no pointer movement. remember that context menu stuff was handled elsewhere */
3808 if (Keyboard::no_modifier_keys_pressed (&event->button) && _operation != CreateCDMarker) {
3813 _editor->session()->locations()->marks_either_side (grab_frame(), start, end);
3815 if (end == max_framepos) {
3816 end = _editor->session()->current_end_frame ();
3819 if (start == max_framepos) {
3820 start = _editor->session()->current_start_frame ();
3823 switch (_editor->mouse_mode) {
3825 /* find the two markers on either side and then make the selection from it */
3826 _editor->select_all_within (start, end, 0.0f, FLT_MAX, _editor->track_views, Selection::Set, false);
3830 /* find the two markers on either side of the click and make the range out of it */
3831 _editor->selection->set (start, end);
3840 _editor->stop_canvas_autoscroll ();
3844 RangeMarkerBarDrag::aborted (bool)
3850 RangeMarkerBarDrag::update_item (Location* location)
3852 double const x1 = _editor->frame_to_pixel (location->start());
3853 double const x2 = _editor->frame_to_pixel (location->end());
3855 _drag_rect->property_x1() = x1;
3856 _drag_rect->property_x2() = x2;
3859 MouseZoomDrag::MouseZoomDrag (Editor* e, ArdourCanvas::Item* i)
3863 DEBUG_TRACE (DEBUG::Drags, "New MouseZoomDrag\n");
3867 MouseZoomDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3869 if (Keyboard::the_keyboard().key_is_down (GDK_Control_L)) {
3870 Drag::start_grab (event, _editor->cursors()->zoom_out);
3873 Drag::start_grab (event, _editor->cursors()->zoom_in);
3877 show_verbose_cursor_time (adjusted_current_frame (event));
3881 MouseZoomDrag::motion (GdkEvent* event, bool first_move)
3886 framepos_t const pf = adjusted_current_frame (event);
3888 framepos_t grab = grab_frame ();
3889 _editor->snap_to_with_modifier (grab, event);
3891 /* base start and end on initial click position */
3903 _editor->zoom_rect->show();
3904 _editor->zoom_rect->raise_to_top();
3907 _editor->reposition_zoom_rect(start, end);
3909 show_verbose_cursor_time (pf);
3914 MouseZoomDrag::finished (GdkEvent* event, bool movement_occurred)
3916 if (movement_occurred) {
3917 motion (event, false);
3919 if (grab_frame() < last_pointer_frame()) {
3920 _editor->temporal_zoom_by_frame (grab_frame(), last_pointer_frame());
3922 _editor->temporal_zoom_by_frame (last_pointer_frame(), grab_frame());
3925 if (Keyboard::the_keyboard().key_is_down (GDK_Shift_L)) {
3926 _editor->tav_zoom_step (_zoom_out);
3928 _editor->temporal_zoom_to_frame (_zoom_out, grab_frame());
3932 _editor->zoom_rect->hide();
3936 MouseZoomDrag::aborted (bool)
3938 _editor->zoom_rect->hide ();
3941 NoteDrag::NoteDrag (Editor* e, ArdourCanvas::Item* i)
3943 , _cumulative_dx (0)
3944 , _cumulative_dy (0)
3946 DEBUG_TRACE (DEBUG::Drags, "New NoteDrag\n");
3948 _primary = dynamic_cast<CanvasNoteEvent*> (_item);
3949 _region = &_primary->region_view ();
3950 _note_height = _region->midi_stream_view()->note_height ();
3954 NoteDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3956 Drag::start_grab (event);
3958 if (!(_was_selected = _primary->selected())) {
3960 /* tertiary-click means extend selection - we'll do that on button release,
3961 so don't add it here, because otherwise we make it hard to figure
3962 out the "extend-to" range.
3965 bool extend = Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier);
3968 bool add = Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier);
3971 _region->note_selected (_primary, true);
3973 _region->unique_select (_primary);
3979 /** @return Current total drag x change in frames */
3981 NoteDrag::total_dx () const
3984 frameoffset_t const dx = _editor->unit_to_frame (_drags->current_pointer_x() - grab_x());
3986 /* primary note time */
3987 frameoffset_t const n = _region->source_beats_to_absolute_frames (_primary->note()->time ());
3989 /* new time of the primary note in session frames */
3990 frameoffset_t st = n + dx;
3992 framepos_t const rp = _region->region()->position ();
3994 /* prevent the note being dragged earlier than the region's position */
3997 /* snap and return corresponding delta */
3998 return _region->snap_frame_to_frame (st - rp) + rp - n;
4001 /** @return Current total drag y change in note number */
4003 NoteDrag::total_dy () const
4005 MidiStreamView* msv = _region->midi_stream_view ();
4006 double const y = _region->midi_view()->y_position ();
4007 /* new current note */
4008 uint8_t n = msv->y_to_note (_drags->current_pointer_y () - y);
4010 n = max (msv->lowest_note(), n);
4011 n = min (msv->highest_note(), n);
4012 /* and work out delta */
4013 return n - msv->y_to_note (grab_y() - y);
4017 NoteDrag::motion (GdkEvent *, bool)
4019 /* Total change in x and y since the start of the drag */
4020 frameoffset_t const dx = total_dx ();
4021 int8_t const dy = total_dy ();
4023 /* Now work out what we have to do to the note canvas items to set this new drag delta */
4024 double const tdx = _editor->frame_to_unit (dx) - _cumulative_dx;
4025 double const tdy = -dy * _note_height - _cumulative_dy;
4028 _cumulative_dx += tdx;
4029 _cumulative_dy += tdy;
4031 int8_t note_delta = total_dy();
4033 _region->move_selection (tdx, tdy, note_delta);
4035 /* the new note value may be the same as the old one, but we
4036 * don't know what that means because the selection may have
4037 * involved more than one note and we might be doing something
4038 * odd with them. so show the note value anyway, always.
4042 uint8_t new_note = min (max (_primary->note()->note() + note_delta, 0), 127);
4044 snprintf (buf, sizeof (buf), "%s (%d)", Evoral::midi_note_name (new_note).c_str(),
4045 (int) floor (new_note));
4047 show_verbose_cursor_text (buf);
4052 NoteDrag::finished (GdkEvent* ev, bool moved)
4055 /* no motion - select note */
4057 if (_editor->current_mouse_mode() == Editing::MouseObject ||
4058 _editor->current_mouse_mode() == Editing::MouseDraw) {
4060 if (_was_selected) {
4061 bool add = Keyboard::modifier_state_equals (ev->button.state, Keyboard::PrimaryModifier);
4063 _region->note_deselected (_primary);
4066 bool extend = Keyboard::modifier_state_equals (ev->button.state, Keyboard::TertiaryModifier);
4067 bool add = Keyboard::modifier_state_equals (ev->button.state, Keyboard::PrimaryModifier);
4069 if (!extend && !add && _region->selection_size() > 1) {
4070 _region->unique_select (_primary);
4071 } else if (extend) {
4072 _region->note_selected (_primary, true, true);
4074 /* it was added during button press */
4079 _region->note_dropped (_primary, total_dx(), total_dy());
4084 NoteDrag::aborted (bool)
4089 /** Make an AutomationRangeDrag for lines in an AutomationTimeAxisView */
4090 AutomationRangeDrag::AutomationRangeDrag (Editor* editor, AutomationTimeAxisView* atv, list<AudioRange> const & r)
4091 : Drag (editor, atv->base_item ())
4093 , _nothing_to_drag (false)
4095 DEBUG_TRACE (DEBUG::Drags, "New AutomationRangeDrag\n");
4096 y_origin = atv->y_position();
4097 setup (atv->lines ());
4100 /** Make an AutomationRangeDrag for region gain lines */
4101 AutomationRangeDrag::AutomationRangeDrag (Editor* editor, AudioRegionView* rv, list<AudioRange> const & r)
4102 : Drag (editor, rv->get_canvas_group ())
4104 , _nothing_to_drag (false)
4106 DEBUG_TRACE (DEBUG::Drags, "New AutomationRangeDrag\n");
4108 list<boost::shared_ptr<AutomationLine> > lines;
4109 lines.push_back (rv->get_gain_line ());
4110 y_origin = rv->get_time_axis_view().y_position();
4114 /** @param lines AutomationLines to drag.
4115 * @param offset Offset from the session start to the points in the AutomationLines.
4118 AutomationRangeDrag::setup (list<boost::shared_ptr<AutomationLine> > const & lines)
4120 /* find the lines that overlap the ranges being dragged */
4121 list<boost::shared_ptr<AutomationLine> >::const_iterator i = lines.begin ();
4122 while (i != lines.end ()) {
4123 list<boost::shared_ptr<AutomationLine> >::const_iterator j = i;
4126 pair<framepos_t, framepos_t> r = (*i)->get_point_x_range ();
4128 /* check this range against all the AudioRanges that we are using */
4129 list<AudioRange>::const_iterator k = _ranges.begin ();
4130 while (k != _ranges.end()) {
4131 if (k->coverage (r.first, r.second) != Evoral::OverlapNone) {
4137 /* add it to our list if it overlaps at all */
4138 if (k != _ranges.end()) {
4143 _lines.push_back (n);
4149 /* Now ::lines contains the AutomationLines that somehow overlap our drag */
4153 AutomationRangeDrag::y_fraction (boost::shared_ptr<AutomationLine> line, double global_y) const
4155 return 1.0 - ((global_y - y_origin) / line->height());
4159 AutomationRangeDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
4161 Drag::start_grab (event, cursor);
4163 /* Get line states before we start changing things */
4164 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4165 i->state = &i->line->get_state ();
4166 i->original_fraction = y_fraction (i->line, _drags->current_pointer_y());
4169 if (_ranges.empty()) {
4171 /* No selected time ranges: drag all points */
4172 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4173 uint32_t const N = i->line->npoints ();
4174 for (uint32_t j = 0; j < N; ++j) {
4175 i->points.push_back (i->line->nth (j));
4181 for (list<AudioRange>::const_iterator i = _ranges.begin(); i != _ranges.end(); ++i) {
4183 framecnt_t const half = (i->start + i->end) / 2;
4185 /* find the line that this audio range starts in */
4186 list<Line>::iterator j = _lines.begin();
4187 while (j != _lines.end() && (j->range.first > i->start || j->range.second < i->start)) {
4191 if (j != _lines.end()) {
4192 boost::shared_ptr<AutomationList> the_list = j->line->the_list ();
4194 /* j is the line that this audio range starts in; fade into it;
4195 64 samples length plucked out of thin air.
4198 framepos_t a = i->start + 64;
4203 double const p = j->line->time_converter().from (i->start - j->line->time_converter().origin_b ());
4204 double const q = j->line->time_converter().from (a - j->line->time_converter().origin_b ());
4206 the_list->add (p, the_list->eval (p));
4207 the_list->add (q, the_list->eval (q));
4210 /* same thing for the end */
4213 while (j != _lines.end() && (j->range.first > i->end || j->range.second < i->end)) {
4217 if (j != _lines.end()) {
4218 boost::shared_ptr<AutomationList> the_list = j->line->the_list ();
4220 /* j is the line that this audio range starts in; fade out of it;
4221 64 samples length plucked out of thin air.
4224 framepos_t b = i->end - 64;
4229 double const p = j->line->time_converter().from (b - j->line->time_converter().origin_b ());
4230 double const q = j->line->time_converter().from (i->end - j->line->time_converter().origin_b ());
4232 the_list->add (p, the_list->eval (p));
4233 the_list->add (q, the_list->eval (q));
4237 _nothing_to_drag = true;
4239 /* Find all the points that should be dragged and put them in the relevant
4240 points lists in the Line structs.
4243 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4245 uint32_t const N = i->line->npoints ();
4246 for (uint32_t j = 0; j < N; ++j) {
4248 /* here's a control point on this line */
4249 ControlPoint* p = i->line->nth (j);
4250 double const w = i->line->time_converter().to ((*p->model())->when) + i->line->time_converter().origin_b ();
4252 /* see if it's inside a range */
4253 list<AudioRange>::const_iterator k = _ranges.begin ();
4254 while (k != _ranges.end() && (k->start >= w || k->end <= w)) {
4258 if (k != _ranges.end()) {
4259 /* dragging this point */
4260 _nothing_to_drag = false;
4261 i->points.push_back (p);
4267 if (_nothing_to_drag) {
4271 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4272 i->line->start_drag_multiple (i->points, y_fraction (i->line, _drags->current_pointer_y()), i->state);
4277 AutomationRangeDrag::motion (GdkEvent*, bool /*first_move*/)
4279 if (_nothing_to_drag) {
4283 for (list<Line>::iterator l = _lines.begin(); l != _lines.end(); ++l) {
4284 float const f = y_fraction (l->line, _drags->current_pointer_y());
4285 /* we are ignoring x position for this drag, so we can just pass in anything */
4286 l->line->drag_motion (0, f, true, false);
4287 show_verbose_cursor_text (l->line->get_verbose_cursor_relative_string (l->original_fraction, f));
4292 AutomationRangeDrag::finished (GdkEvent* event, bool)
4294 if (_nothing_to_drag) {
4298 motion (event, false);
4299 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4300 i->line->end_drag ();
4303 _editor->session()->commit_reversible_command ();
4307 AutomationRangeDrag::aborted (bool)
4309 for (list<Line>::iterator i = _lines.begin(); i != _lines.end(); ++i) {
4314 DraggingView::DraggingView (RegionView* v, RegionDrag* parent)
4317 time_axis_view = parent->find_time_axis_view (&v->get_time_axis_view ());
4318 layer = v->region()->layer ();
4319 initial_y = v->get_canvas_group()->property_y ();
4320 initial_playlist = v->region()->playlist ();
4321 initial_position = v->region()->position ();
4322 initial_end = v->region()->position () + v->region()->length ();
4325 PatchChangeDrag::PatchChangeDrag (Editor* e, CanvasPatchChange* i, MidiRegionView* r)
4329 , _cumulative_dx (0)
4331 DEBUG_TRACE (DEBUG::Drags, string_compose ("New PatchChangeDrag, patch @ %1, grab @ %2\n",
4332 _region_view->source_beats_to_absolute_frames (_patch_change->patch()->time()),
4337 PatchChangeDrag::motion (GdkEvent* ev, bool)
4339 framepos_t f = adjusted_current_frame (ev);
4340 boost::shared_ptr<Region> r = _region_view->region ();
4341 f = max (f, r->position ());
4342 f = min (f, r->last_frame ());
4344 framecnt_t const dxf = f - grab_frame(); // permitted dx in frames
4345 double const dxu = _editor->frame_to_unit (dxf); // permitted fx in units
4346 _patch_change->move (dxu - _cumulative_dx, 0);
4347 _cumulative_dx = dxu;
4351 PatchChangeDrag::finished (GdkEvent* ev, bool movement_occurred)
4353 if (!movement_occurred) {
4357 boost::shared_ptr<Region> r (_region_view->region ());
4358 framepos_t f = adjusted_current_frame (ev);
4359 f = max (f, r->position ());
4360 f = min (f, r->last_frame ());
4362 _region_view->move_patch_change (
4364 _region_view->region_frames_to_region_beats (f - (r->position() - r->start()))
4369 PatchChangeDrag::aborted (bool)
4371 _patch_change->move (-_cumulative_dx, 0);
4375 PatchChangeDrag::setup_pointer_frame_offset ()
4377 boost::shared_ptr<Region> region = _region_view->region ();
4378 _pointer_frame_offset = raw_grab_frame() - _region_view->source_beats_to_absolute_frames (_patch_change->patch()->time());
4381 MidiRubberbandSelectDrag::MidiRubberbandSelectDrag (Editor* e, MidiRegionView* rv)
4382 : RubberbandSelectDrag (e, rv->get_canvas_frame ())
4389 MidiRubberbandSelectDrag::select_things (int button_state, framepos_t x1, framepos_t x2, double y1, double y2, bool /*drag_in_progress*/)
4391 framepos_t const p = _region_view->region()->position ();
4392 double const y = _region_view->midi_view()->y_position ();
4394 x1 = max ((framepos_t) 0, x1 - p);
4395 x2 = max ((framepos_t) 0, x2 - p);
4396 y1 = max (0.0, y1 - y);
4397 y2 = max (0.0, y2 - y);
4399 _region_view->update_drag_selection (
4400 _editor->frame_to_pixel (x1),
4401 _editor->frame_to_pixel (x2),
4404 Keyboard::modifier_state_contains (button_state, Keyboard::TertiaryModifier)
4409 MidiRubberbandSelectDrag::deselect_things ()
4414 MidiVerticalSelectDrag::MidiVerticalSelectDrag (Editor* e, MidiRegionView* rv)
4415 : RubberbandSelectDrag (e, rv->get_canvas_frame ())
4418 _vertical_only = true;
4422 MidiVerticalSelectDrag::select_things (int button_state, framepos_t /*x1*/, framepos_t /*x2*/, double y1, double y2, bool /*drag_in_progress*/)
4424 double const y = _region_view->midi_view()->y_position ();
4426 y1 = max (0.0, y1 - y);
4427 y2 = max (0.0, y2 - y);
4429 _region_view->update_vertical_drag_selection (
4432 Keyboard::modifier_state_contains (button_state, Keyboard::TertiaryModifier)
4437 MidiVerticalSelectDrag::deselect_things ()
4442 EditorRubberbandSelectDrag::EditorRubberbandSelectDrag (Editor* e, ArdourCanvas::Item* i)
4443 : RubberbandSelectDrag (e, i)
4449 EditorRubberbandSelectDrag::select_things (int button_state, framepos_t x1, framepos_t x2, double y1, double y2, bool drag_in_progress)
4451 if (drag_in_progress) {
4452 /* We just want to select things at the end of the drag, not during it */
4456 Selection::Operation op = ArdourKeyboard::selection_type (button_state);
4458 _editor->begin_reversible_command (_("rubberband selection"));
4459 _editor->select_all_within (x1, x2 - 1, y1, y2, _editor->track_views, op, false);
4460 _editor->commit_reversible_command ();
4464 EditorRubberbandSelectDrag::deselect_things ()
4466 if (!getenv("ARDOUR_SAE")) {
4467 _editor->selection->clear_tracks();
4469 _editor->selection->clear_regions();
4470 _editor->selection->clear_points ();
4471 _editor->selection->clear_lines ();
4474 NoteCreateDrag::NoteCreateDrag (Editor* e, ArdourCanvas::Item* i, MidiRegionView* rv)
4482 NoteCreateDrag::~NoteCreateDrag ()
4488 NoteCreateDrag::grid_frames (framepos_t t) const
4491 Evoral::MusicalTime grid_beats = _editor->get_grid_type_as_beats (success, t);
4496 return _region_view->region_beats_to_region_frames (grid_beats);
4500 NoteCreateDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
4502 Drag::start_grab (event, cursor);
4504 _drag_rect = new ArdourCanvas::SimpleRect (*_region_view->get_canvas_group ());
4506 framepos_t pf = _drags->current_pointer_frame ();
4507 framecnt_t const g = grid_frames (pf);
4509 /* Hack so that we always snap to the note that we are over, instead of snapping
4510 to the next one if we're more than halfway through the one we're over.
4512 if (_editor->snap_mode() == SnapNormal && pf > g / 2) {
4516 _note[0] = adjusted_frame (pf, event) - _region_view->region()->position ();
4518 MidiStreamView* sv = _region_view->midi_stream_view ();
4519 double const x = _editor->frame_to_pixel (_note[0]);
4520 double const y = sv->note_to_y (sv->y_to_note (y_to_region (event->button.y)));
4522 _drag_rect->property_x1() = x;
4523 _drag_rect->property_y1() = y;
4524 _drag_rect->property_x2() = x;
4525 _drag_rect->property_y2() = y + floor (_region_view->midi_stream_view()->note_height ());
4527 _drag_rect->property_outline_what() = 0xff;
4528 _drag_rect->property_outline_color_rgba() = 0xffffff99;
4529 _drag_rect->property_fill_color_rgba() = 0xffffff66;
4533 NoteCreateDrag::motion (GdkEvent* event, bool)
4535 _note[1] = max ((framepos_t)0, adjusted_current_frame (event) - _region_view->region()->position ());
4536 double const x = _editor->frame_to_pixel (_note[1]);
4537 if (_note[1] > _note[0]) {
4538 _drag_rect->property_x2() = x;
4540 _drag_rect->property_x1() = x;
4545 NoteCreateDrag::finished (GdkEvent*, bool had_movement)
4547 if (!had_movement) {
4551 framepos_t const start = min (_note[0], _note[1]);
4552 framecnt_t length = abs (_note[0] - _note[1]);
4554 framecnt_t const g = grid_frames (start);
4555 double const one_tick = 1 / Timecode::BBT_Time::ticks_per_beat;
4557 if (_editor->snap_mode() == SnapNormal && length < g) {
4558 length = g - one_tick;
4561 double const length_beats = max (one_tick, _region_view->region_frames_to_region_beats (length));
4563 _region_view->create_note_at (start, _drag_rect->property_y1(), length_beats, false);
4567 NoteCreateDrag::y_to_region (double y) const
4570 _region_view->get_canvas_group()->w2i (x, y);
4575 NoteCreateDrag::aborted (bool)
4580 CrossfadeEdgeDrag::CrossfadeEdgeDrag (Editor* e, AudioRegionView* rv, ArdourCanvas::Item* i, bool start_yn)
4588 CrossfadeEdgeDrag::start_grab (GdkEvent* event, Gdk::Cursor *cursor)
4590 Drag::start_grab (event, cursor);
4594 CrossfadeEdgeDrag::motion (GdkEvent*, bool)
4600 boost::shared_ptr<AudioRegion> ar (arv->audio_region());
4603 distance = _drags->current_pointer_x() - grab_x();
4604 len = ar->fade_in()->back()->when;
4606 distance = grab_x() - _drags->current_pointer_x();
4607 len = ar->fade_out()->back()->when;
4610 /* how long should it be ? */
4612 new_length = len + _editor->unit_to_frame (distance);
4614 /* now check with the region that this is legal */
4616 new_length = ar->verify_xfade_bounds (new_length, start);
4619 arv->redraw_start_xfade_to (ar, new_length);
4621 arv->redraw_end_xfade_to (ar, new_length);
4626 CrossfadeEdgeDrag::finished (GdkEvent*, bool)
4632 boost::shared_ptr<AudioRegion> ar (arv->audio_region());
4635 distance = _drags->current_pointer_x() - grab_x();
4636 len = ar->fade_in()->back()->when;
4638 distance = grab_x() - _drags->current_pointer_x();
4639 len = ar->fade_out()->back()->when;
4642 new_length = ar->verify_xfade_bounds (len + _editor->unit_to_frame (distance), start);
4644 _editor->begin_reversible_command ("xfade trim");
4645 ar->playlist()->clear_owned_changes ();
4648 ar->set_fade_in_length (new_length);
4650 ar->set_fade_out_length (new_length);
4653 /* Adjusting the xfade may affect other regions in the playlist, so we need
4654 to get undo Commands from the whole playlist rather than just the
4658 vector<Command*> cmds;
4659 ar->playlist()->rdiff (cmds);
4660 _editor->session()->add_commands (cmds);
4661 _editor->commit_reversible_command ();
4666 CrossfadeEdgeDrag::aborted (bool)
4669 arv->redraw_start_xfade ();
4671 arv->redraw_end_xfade ();