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.
20 #define __STDC_LIMIT_MACROS 1
22 #include "pbd/memento_command.h"
23 #include "pbd/basename.h"
24 #include "pbd/stateful_diff_command.h"
25 #include "ardour/session.h"
26 #include "ardour/dB.h"
27 #include "ardour/region_factory.h"
31 #include "audio_region_view.h"
32 #include "midi_region_view.h"
33 #include "ardour_ui.h"
34 #include "gui_thread.h"
35 #include "control_point.h"
37 #include "region_gain_line.h"
38 #include "editor_drag.h"
39 #include "audio_time_axis.h"
40 #include "midi_time_axis.h"
41 #include "canvas-note.h"
42 #include "selection.h"
43 #include "midi_selection.h"
44 #include "automation_time_axis.h"
47 using namespace ARDOUR;
50 using namespace Editing;
51 using namespace ArdourCanvas;
53 using Gtkmm2ext::Keyboard;
55 double const ControlPointDrag::_zero_gain_fraction = gain_to_slider_position (dB_to_coefficient (0.0));
57 DragManager::DragManager (Editor* e)
60 , _current_pointer_frame (0)
65 DragManager::~DragManager ()
70 /** Call abort for each active drag */
76 for (list<Drag*>::const_iterator i = _drags.begin(); i != _drags.end(); ++i) {
87 DragManager::add (Drag* d)
89 d->set_manager (this);
94 DragManager::set (Drag* d, GdkEvent* e, Gdk::Cursor* c)
96 assert (_drags.empty ());
97 d->set_manager (this);
103 DragManager::start_grab (GdkEvent* e)
105 _current_pointer_frame = _editor->event_frame (e, &_current_pointer_x, &_current_pointer_y);
107 for (list<Drag*>::const_iterator i = _drags.begin(); i != _drags.end(); ++i) {
108 (*i)->start_grab (e);
112 /** Call end_grab for each active drag.
113 * @return true if any drag reported movement having occurred.
116 DragManager::end_grab (GdkEvent* e)
121 for (list<Drag*>::iterator i = _drags.begin(); i != _drags.end(); ++i) {
122 bool const t = (*i)->end_grab (e);
137 DragManager::motion_handler (GdkEvent* e, bool from_autoscroll)
141 _current_pointer_frame = _editor->event_frame (e, &_current_pointer_x, &_current_pointer_y);
143 for (list<Drag*>::iterator i = _drags.begin(); i != _drags.end(); ++i) {
144 bool const t = (*i)->motion_handler (e, from_autoscroll);
155 DragManager::have_item (ArdourCanvas::Item* i) const
157 list<Drag*>::const_iterator j = _drags.begin ();
158 while (j != _drags.end() && (*j)->item () != i) {
162 return j != _drags.end ();
165 Drag::Drag (Editor* e, ArdourCanvas::Item* i)
168 , _pointer_frame_offset (0)
169 , _move_threshold_passed (false)
171 , _last_pointer_frame (0)
177 Drag::swap_grab (ArdourCanvas::Item* new_item, Gdk::Cursor* cursor, uint32_t time)
183 cursor = _editor->which_grabber_cursor ();
186 _item->grab (Gdk::POINTER_MOTION_MASK | Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK, *cursor, time);
190 Drag::start_grab (GdkEvent* event, Gdk::Cursor *cursor)
193 cursor = _editor->which_grabber_cursor ();
196 // if dragging with button2, the motion is x constrained, with Alt-button2 it is y constrained
198 if (Keyboard::is_button2_event (&event->button)) {
199 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::SecondaryModifier)) {
200 _y_constrained = true;
201 _x_constrained = false;
203 _y_constrained = false;
204 _x_constrained = true;
207 _x_constrained = false;
208 _y_constrained = false;
211 _grab_frame = _editor->event_frame (event, &_grab_x, &_grab_y);
212 _grab_frame = adjusted_frame (_grab_frame, event);
213 _last_pointer_frame = _grab_frame;
214 _last_pointer_x = _grab_x;
215 _last_pointer_y = _grab_y;
217 _item->grab (Gdk::POINTER_MOTION_MASK|Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK,
221 if (_editor->session() && _editor->session()->transport_rolling()) {
224 _was_rolling = false;
227 switch (_editor->snap_type()) {
228 case SnapToRegionStart:
229 case SnapToRegionEnd:
230 case SnapToRegionSync:
231 case SnapToRegionBoundary:
232 _editor->build_region_boundary_cache ();
239 /** Call to end a drag `successfully'. Ungrabs item and calls
240 * subclass' finished() method.
242 * @param event GDK event, or 0.
243 * @return true if some movement occurred, otherwise false.
246 Drag::end_grab (GdkEvent* event)
248 _editor->stop_canvas_autoscroll ();
250 _item->ungrab (event ? event->button.time : 0);
252 finished (event, _move_threshold_passed);
254 _editor->hide_verbose_canvas_cursor();
256 return _move_threshold_passed;
260 Drag::adjusted_frame (nframes64_t f, GdkEvent const * event, bool snap) const
264 if (f > _pointer_frame_offset) {
265 pos = f - _pointer_frame_offset;
269 _editor->snap_to_with_modifier (pos, event);
276 Drag::adjusted_current_frame (GdkEvent const * event, bool snap) const
278 return adjusted_frame (_drags->current_pointer_frame (), event, snap);
282 Drag::motion_handler (GdkEvent* event, bool from_autoscroll)
284 /* check to see if we have moved in any way that matters since the last motion event */
285 if ( (!x_movement_matters() || _last_pointer_frame == adjusted_current_frame (event)) &&
286 (!y_movement_matters() || _last_pointer_y == _drags->current_pointer_y ()) ) {
290 pair<nframes64_t, int> const threshold = move_threshold ();
292 bool const old_move_threshold_passed = _move_threshold_passed;
294 if (!from_autoscroll && !_move_threshold_passed) {
296 bool const xp = (::llabs (adjusted_current_frame (event) - _grab_frame) >= threshold.first);
297 bool const yp = (::fabs ((_drags->current_pointer_y () - _grab_y)) >= threshold.second);
299 _move_threshold_passed = ((xp && x_movement_matters()) || (yp && y_movement_matters()));
302 if (active (_editor->mouse_mode) && _move_threshold_passed) {
304 if (event->motion.state & Gdk::BUTTON1_MASK || event->motion.state & Gdk::BUTTON2_MASK) {
305 if (!from_autoscroll) {
306 _editor->maybe_autoscroll (true, allow_vertical_autoscroll ());
309 motion (event, _move_threshold_passed != old_move_threshold_passed);
311 _last_pointer_x = _drags->current_pointer_x ();
312 _last_pointer_y = _drags->current_pointer_y ();
313 _last_pointer_frame = adjusted_current_frame (event);
321 /** Call to abort a drag. Ungrabs item and calls subclass's aborted () */
331 _editor->stop_canvas_autoscroll ();
332 _editor->hide_verbose_canvas_cursor ();
335 RegionDrag::RegionDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
339 for (list<RegionView*>::const_iterator i = v.begin(); i != v.end(); ++i) {
340 _views.push_back (DraggingView (*i));
343 RegionView::RegionViewGoingAway.connect (death_connection, invalidator (*this), ui_bind (&RegionDrag::region_going_away, this, _1), gui_context());
347 RegionDrag::region_going_away (RegionView* v)
349 list<DraggingView>::iterator i = _views.begin ();
350 while (i != _views.end() && i->view != v) {
354 if (i != _views.end()) {
359 RegionMotionDrag::RegionMotionDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v, bool b)
360 : RegionDrag (e, i, p, v),
371 RegionMotionDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
373 Drag::start_grab (event);
375 _editor->show_verbose_time_cursor (_last_frame_position, 10);
378 RegionMotionDrag::TimeAxisViewSummary
379 RegionMotionDrag::get_time_axis_view_summary ()
381 int32_t children = 0;
382 TimeAxisViewSummary sum;
384 _editor->visible_order_range (&sum.visible_y_low, &sum.visible_y_high);
386 /* get a bitmask representing the visible tracks */
388 for (TrackViewList::iterator i = _editor->track_views.begin(); i != _editor->track_views.end(); ++i) {
389 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (*i);
390 TimeAxisView::Children children_list;
392 /* zeroes are audio/MIDI tracks. ones are other types. */
394 if (!rtv->hidden()) {
396 if (!rtv->is_track()) {
397 /* not an audio nor MIDI track */
398 sum.tracks = sum.tracks |= (0x01 << rtv->order());
401 sum.height_list[rtv->order()] = (*i)->current_height();
404 if ((children_list = rtv->get_child_list()).size() > 0) {
405 for (TimeAxisView::Children::iterator j = children_list.begin(); j != children_list.end(); ++j) {
406 sum.tracks = sum.tracks |= (0x01 << (rtv->order() + children));
407 sum.height_list[rtv->order() + children] = (*j)->current_height();
418 RegionMotionDrag::compute_y_delta (
419 TimeAxisView const * last_pointer_view, TimeAxisView* current_pointer_view,
420 int32_t last_pointer_layer, int32_t current_pointer_layer,
421 TimeAxisViewSummary const & tavs,
422 int32_t* pointer_order_span, int32_t* pointer_layer_span,
423 int32_t* canvas_pointer_order_span
427 *pointer_order_span = 0;
428 *pointer_layer_span = 0;
432 bool clamp_y_axis = false;
434 /* the change in track order between this callback and the last */
435 *pointer_order_span = last_pointer_view->order() - current_pointer_view->order();
436 /* the change in layer between this callback and the last;
437 only meaningful if pointer_order_span == 0 (ie we've not moved tracks) */
438 *pointer_layer_span = last_pointer_layer - current_pointer_layer;
440 if (*pointer_order_span != 0) {
442 /* find the actual pointer span, in terms of the number of visible tracks;
443 to do this, we reduce |pointer_order_span| by the number of hidden tracks
446 *canvas_pointer_order_span = *pointer_order_span;
447 if (last_pointer_view->order() >= current_pointer_view->order()) {
448 for (int32_t y = current_pointer_view->order(); y < last_pointer_view->order(); y++) {
449 if (tavs.height_list[y] == 0) {
450 *canvas_pointer_order_span--;
454 for (int32_t y = last_pointer_view->order(); y <= current_pointer_view->order(); y++) {
455 if (tavs.height_list[y] == 0) {
456 *canvas_pointer_order_span++;
461 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
463 RegionView* rv = i->view;
465 if (rv->region()->locked()) {
469 double ix1, ix2, iy1, iy2;
470 rv->get_canvas_frame()->get_bounds (ix1, iy1, ix2, iy2);
471 rv->get_canvas_frame()->i2w (ix1, iy1);
472 iy1 += _editor->vertical_adjustment.get_value() - _editor->canvas_timebars_vsize;
474 /* get the new trackview for this particular region */
475 pair<TimeAxisView*, int> const tvp = _editor->trackview_by_y_position (iy1);
477 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (tvp.first);
479 /* XXX: not sure that we should be passing canvas_pointer_order_span in here,
480 as surely this is a per-region thing... */
482 clamp_y_axis = y_movement_disallowed (
483 rtv->order(), last_pointer_view->order(), *canvas_pointer_order_span, tavs
491 } else if (_dest_trackview == current_pointer_view) {
493 if (current_pointer_layer == last_pointer_layer) {
494 /* No movement; clamp */
500 _dest_trackview = current_pointer_view;
501 _dest_layer = current_pointer_layer;
509 RegionMotionDrag::compute_x_delta (GdkEvent const * event, nframes64_t* pending_region_position)
511 /* compute the amount of pointer motion in frames, and where
512 the region would be if we moved it by that much.
514 *pending_region_position = adjusted_current_frame (event);
516 nframes64_t sync_frame;
517 nframes64_t sync_offset;
520 sync_offset = _primary->region()->sync_offset (sync_dir);
522 /* we don't handle a sync point that lies before zero.
524 if (sync_dir >= 0 || (sync_dir < 0 && *pending_region_position >= sync_offset)) {
526 sync_frame = *pending_region_position + (sync_dir*sync_offset);
528 _editor->snap_to_with_modifier (sync_frame, event);
530 *pending_region_position = _primary->region()->adjust_to_sync (sync_frame);
533 *pending_region_position = _last_frame_position;
536 if (*pending_region_position > max_frames - _primary->region()->length()) {
537 *pending_region_position = _last_frame_position;
542 if ((*pending_region_position != _last_frame_position) && x_move_allowed ()) {
544 /* now compute the canvas unit distance we need to move the regionview
545 to make it appear at the new location.
548 x_delta = (static_cast<double> (*pending_region_position) - _last_frame_position) / _editor->frames_per_unit;
550 if (*pending_region_position <= _last_frame_position) {
552 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
554 RegionView* rv = i->view;
556 // If any regionview is at zero, we need to know so we can stop further leftward motion.
558 double ix1, ix2, iy1, iy2;
559 rv->get_canvas_frame()->get_bounds (ix1, iy1, ix2, iy2);
560 rv->get_canvas_frame()->i2w (ix1, iy1);
562 if (-x_delta > ix1 + _editor->horizontal_position()) {
564 *pending_region_position = _last_frame_position;
571 _last_frame_position = *pending_region_position;
578 RegionMotionDrag::motion (GdkEvent* event, bool first_move)
582 TimeAxisViewSummary tavs = get_time_axis_view_summary ();
584 vector<int32_t>::iterator j;
586 /* *pointer* variables reflect things about the pointer; as we may be moving
587 multiple regions, much detail must be computed per-region */
589 /* current_pointer_view will become the TimeAxisView that we're currently pointing at, and
590 current_pointer_layer the current layer on that TimeAxisView; in this code layer numbers
591 are with respect to how the view's layers are displayed; if we are in Overlaid mode, layer
592 is always 0 regardless of what the region's "real" layer is */
593 RouteTimeAxisView* current_pointer_view;
594 layer_t current_pointer_layer;
595 if (!check_possible (¤t_pointer_view, ¤t_pointer_layer)) {
599 /* TimeAxisView that we were pointing at last time we entered this method */
600 TimeAxisView const * const last_pointer_view = _dest_trackview;
601 /* the order of the track that we were pointing at last time we entered this method */
602 int32_t const last_pointer_order = last_pointer_view->order ();
603 /* the layer that we were pointing at last time we entered this method */
604 layer_t const last_pointer_layer = _dest_layer;
606 int32_t pointer_order_span;
607 int32_t pointer_layer_span;
608 int32_t canvas_pointer_order_span;
610 bool const clamp_y_axis = compute_y_delta (
611 last_pointer_view, current_pointer_view,
612 last_pointer_layer, current_pointer_layer, tavs,
613 &pointer_order_span, &pointer_layer_span,
614 &canvas_pointer_order_span
617 nframes64_t pending_region_position;
618 double const x_delta = compute_x_delta (event, &pending_region_position);
620 /*************************************************************
622 ************************************************************/
624 if (x_delta == 0 && pointer_order_span == 0 && pointer_layer_span == 0 && !first_move) {
625 /* haven't reached next snap point, and we're not switching
626 trackviews nor layers. nothing to do.
631 /*************************************************************
633 ************************************************************/
635 pair<set<boost::shared_ptr<Playlist> >::iterator,bool> insert_result;
637 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
639 RegionView* rv = i->view;
641 if (rv->region()->locked()) {
645 /* here we are calculating the y distance from the
646 top of the first track view to the top of the region
647 area of the track view that we're working on */
649 /* this x value is just a dummy value so that we have something
654 /* distance from the top of this track view to the region area
655 of our track view is always 1 */
659 /* convert to world coordinates, ie distance from the top of
662 rv->get_canvas_frame()->i2w (ix1, iy1);
664 /* compensate for the ruler section and the vertical scrollbar position */
665 iy1 += _editor->get_trackview_group_vertical_offset ();
669 // hide any dependent views
671 rv->get_time_axis_view().hide_dependent_views (*rv);
674 reparent to a non scrolling group so that we can keep the
675 region selection above all time axis views.
676 reparenting means we have to move the rv as the two
677 parent groups have different coordinates.
680 rv->get_canvas_group()->property_y() = iy1 - 1;
681 rv->get_canvas_group()->reparent(*(_editor->_region_motion_group));
683 rv->fake_set_opaque (true);
686 /* current view for this particular region */
687 pair<TimeAxisView*, int> pos = _editor->trackview_by_y_position (iy1);
688 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (pos.first);
690 if (pointer_order_span != 0 && !clamp_y_axis) {
692 /* INTER-TRACK MOVEMENT */
694 /* move through the height list to the track that the region is currently on */
695 vector<int32_t>::iterator j = tavs.height_list.begin ();
697 while (j != tavs.height_list.end () && x != rtv->order ()) {
703 int32_t temp_pointer_order_span = canvas_pointer_order_span;
705 if (j != tavs.height_list.end ()) {
707 /* Account for layers in the original and
708 destination tracks. If we're moving around in layers we assume
709 that only one track is involved, so it's ok to use *pointer*
712 StreamView* lv = last_pointer_view->view ();
715 /* move to the top of the last trackview */
716 if (lv->layer_display () == Stacked) {
717 y_delta -= (lv->layers() - last_pointer_layer - 1) * lv->child_height ();
720 StreamView* cv = current_pointer_view->view ();
723 /* move to the right layer on the current trackview */
724 if (cv->layer_display () == Stacked) {
725 y_delta += (cv->layers() - current_pointer_layer - 1) * cv->child_height ();
728 /* And for being on a non-topmost layer on the new
731 while (temp_pointer_order_span > 0) {
732 /* we're moving up canvas-wise,
733 so we need to find the next track height
735 if (j != tavs.height_list.begin()) {
739 if (x != last_pointer_order) {
741 ++temp_pointer_order_span;
746 temp_pointer_order_span--;
749 while (temp_pointer_order_span < 0) {
753 if (x != last_pointer_order) {
755 --temp_pointer_order_span;
759 if (j != tavs.height_list.end()) {
763 temp_pointer_order_span++;
767 /* find out where we'll be when we move and set height accordingly */
769 pair<TimeAxisView*, int> const pos = _editor->trackview_by_y_position (iy1 + y_delta);
770 RouteTimeAxisView const * temp_rtv = dynamic_cast<RouteTimeAxisView*> (pos.first);
771 rv->set_height (temp_rtv->view()->child_height());
773 /* if you un-comment the following, the region colours will follow
774 the track colours whilst dragging; personally
775 i think this can confuse things, but never mind.
778 //const GdkColor& col (temp_rtv->view->get_region_color());
779 //rv->set_color (const_cast<GdkColor&>(col));
783 if (pointer_order_span == 0 && pointer_layer_span != 0 && !clamp_y_axis) {
785 /* INTER-LAYER MOVEMENT in the same track */
786 y_delta = rtv->view()->child_height () * pointer_layer_span;
791 _editor->mouse_brush_insert_region (rv, pending_region_position);
793 rv->move (x_delta, y_delta);
796 } /* foreach region */
798 _total_x_delta += x_delta;
801 _editor->cursor_group->raise_to_top();
804 if (x_delta != 0 && !_brushing) {
805 _editor->show_verbose_time_cursor (_last_frame_position, 10);
810 RegionMoveDrag::motion (GdkEvent* event, bool first_move)
812 if (_copy && first_move) {
813 copy_regions (event);
816 RegionMotionDrag::motion (event, first_move);
820 RegionMoveDrag::finished (GdkEvent* /*event*/, bool movement_occurred)
822 vector<RegionView*> copies;
823 boost::shared_ptr<Track> tr;
824 boost::shared_ptr<Playlist> from_playlist;
825 boost::shared_ptr<Playlist> to_playlist;
826 RegionSelection new_views;
827 typedef set<boost::shared_ptr<Playlist> > PlaylistSet;
828 PlaylistSet modified_playlists;
829 PlaylistSet frozen_playlists;
830 list <sigc::connection> modified_playlist_connections;
831 pair<PlaylistSet::iterator,bool> insert_result, frozen_insert_result;
832 nframes64_t drag_delta;
833 bool changed_tracks, changed_position;
834 map<RegionView*, pair<RouteTimeAxisView*, int> > final;
835 RouteTimeAxisView* source_tv;
836 vector<StatefulDiffCommand*> sdc;
838 if (!movement_occurred) {
844 /* all changes were made during motion event handlers */
847 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
848 copies.push_back (i->view);
855 /* reverse this here so that we have the correct logic to finalize
859 if (Config->get_edit_mode() == Lock) {
860 _x_constrained = !_x_constrained;
864 if (_x_constrained) {
865 _editor->begin_reversible_command (_("fixed time region copy"));
867 _editor->begin_reversible_command (_("region copy"));
870 if (_x_constrained) {
871 _editor->begin_reversible_command (_("fixed time region drag"));
873 _editor->begin_reversible_command (_("region drag"));
877 changed_position = (_last_frame_position != (nframes64_t) (_primary->region()->position()));
878 changed_tracks = (_dest_trackview != &_primary->get_time_axis_view());
880 drag_delta = _primary->region()->position() - _last_frame_position;
882 _editor->update_canvas_now ();
884 /* make a list of where each region ended up */
885 final = find_time_axis_views_and_layers ();
887 cerr << "Iterate over " << _views.size() << " views\n";
889 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ) {
891 RegionView* rv = i->view;
892 RouteTimeAxisView* dest_rtv = final[rv].first;
893 layer_t dest_layer = final[rv].second;
897 from_playlist.reset ();
898 to_playlist.reset ();
900 if (rv->region()->locked()) {
905 if (changed_position && !_x_constrained) {
906 where = rv->region()->position() - drag_delta;
908 where = rv->region()->position();
911 boost::shared_ptr<Region> new_region;
914 /* we already made a copy */
915 new_region = rv->region();
917 /* undo the previous hide_dependent_views so that xfades don't
918 disappear on copying regions
921 //rv->get_time_axis_view().reveal_dependent_views (*rv);
923 } else if (changed_tracks && dest_rtv->playlist()) {
924 new_region = RegionFactory::create (rv->region());
927 if (changed_tracks || _copy) {
929 to_playlist = dest_rtv->playlist();
936 _editor->latest_regionviews.clear ();
938 sigc::connection c = dest_rtv->view()->RegionViewAdded.connect (sigc::mem_fun(*_editor, &Editor::collect_new_region_view));
940 insert_result = modified_playlists.insert (to_playlist);
942 if (insert_result.second) {
943 to_playlist->clear_history ();
946 cerr << "To playlist " << to_playlist->name() << " region history contains "
947 << to_playlist->region_list().change().added.size() << " adds and "
948 << to_playlist->region_list().change().removed.size() << " removes\n";
950 cerr << "Adding new region " << new_region->id() << " based on "
951 << rv->region()->id() << endl;
953 to_playlist->add_region (new_region, where);
955 if (dest_rtv->view()->layer_display() == Stacked) {
956 new_region->set_layer (dest_layer);
957 new_region->set_pending_explicit_relayer (true);
962 if (!_editor->latest_regionviews.empty()) {
963 // XXX why just the first one ? we only expect one
964 // commented out in nick_m's canvas reworking. is that intended?
965 //dest_atv->reveal_dependent_views (*latest_regionviews.front());
966 new_views.push_back (_editor->latest_regionviews.front());
970 rv->region()->clear_history ();
973 motion on the same track. plonk the previously reparented region
974 back to its original canvas group (its streamview).
975 No need to do anything for copies as they are fake regions which will be deleted.
978 rv->get_canvas_group()->reparent (*dest_rtv->view()->canvas_item());
979 rv->get_canvas_group()->property_y() = i->initial_y;
980 rv->get_time_axis_view().reveal_dependent_views (*rv);
982 /* just change the model */
984 boost::shared_ptr<Playlist> playlist = dest_rtv->playlist();
986 if (dest_rtv->view()->layer_display() == Stacked) {
987 rv->region()->set_layer (dest_layer);
988 rv->region()->set_pending_explicit_relayer (true);
991 /* freeze playlist to avoid lots of relayering in the case of a multi-region drag */
993 frozen_insert_result = frozen_playlists.insert(playlist);
995 if (frozen_insert_result.second) {
999 cerr << "Moving region " << rv->region()->id() << endl;
1001 rv->region()->set_position (where, (void*) this);
1003 sdc.push_back (new StatefulDiffCommand (rv->region()));
1006 if (changed_tracks && !_copy) {
1008 /* get the playlist where this drag started. we can't use rv->region()->playlist()
1009 because we may have copied the region and it has not been attached to a playlist.
1012 source_tv = dynamic_cast<RouteTimeAxisView*> (&rv->get_time_axis_view());
1013 tr = source_tv->track();
1014 from_playlist = tr->playlist();
1018 assert (from_playlist);
1020 /* moved to a different audio track, without copying */
1022 /* the region that used to be in the old playlist is not
1023 moved to the new one - we use a copy of it. as a result,
1024 any existing editor for the region should no longer be
1028 rv->hide_region_editor();
1029 rv->fake_set_opaque (false);
1031 /* remove the region from the old playlist */
1033 insert_result = modified_playlists.insert (from_playlist);
1035 if (insert_result.second) {
1036 from_playlist->clear_history ();
1039 cerr << "From playlist " << from_playlist->name() << " region history contains "
1040 << from_playlist->region_list().change().added.size() << " adds and "
1041 << from_playlist->region_list().change().removed.size() << " removes\n";
1043 cerr << "removing region " << rv->region() << endl;
1045 from_playlist->remove_region (rv->region());
1047 /* OK, this is where it gets tricky. If the playlist was being used by >1 tracks, and the region
1048 was selected in all of them, then removing it from a playlist will have removed all
1049 trace of it from the selection (i.e. there were N regions selected, we removed 1,
1050 but since its the same playlist for N tracks, all N tracks updated themselves, removed the
1051 corresponding regionview, and the selection is now empty).
1053 this could have invalidated any and all iterators into the region selection.
1055 the heuristic we use here is: if the region selection is empty, break out of the loop
1056 here. if the region selection is not empty, then restart the loop because we know that
1057 we must have removed at least the region(view) we've just been working on as well as any
1058 that we processed on previous iterations.
1060 EXCEPT .... if we are doing a copy drag, then the selection hasn't been modified and
1061 we can just iterate.
1064 if (_views.empty()) {
1066 sdc.push_back (new StatefulDiffCommand (to_playlist));
1067 cerr << "Saved diff for to:" << to_playlist->name() << endl;
1070 if (from_playlist && (from_playlist != to_playlist)) {
1071 sdc.push_back (new StatefulDiffCommand (from_playlist));
1072 cerr << "Saved diff for from:" << from_playlist->name() << endl;
1084 copies.push_back (rv);
1087 cerr << "Done with TV, top = " << to_playlist << " from = " << from_playlist << endl;
1090 sdc.push_back (new StatefulDiffCommand (to_playlist));
1091 cerr << "Saved diff for to:" << to_playlist->name() << endl;
1094 if (from_playlist && (from_playlist != to_playlist)) {
1095 sdc.push_back (new StatefulDiffCommand (from_playlist));
1096 cerr << "Saved diff for from:" << from_playlist->name() << endl;
1101 if we've created new regions either by copying or moving
1102 to a new track, we want to replace the old selection with the new ones
1105 if (new_views.size() > 0) {
1106 _editor->selection->set (new_views);
1109 for (set<boost::shared_ptr<Playlist> >::iterator p = frozen_playlists.begin(); p != frozen_playlists.end(); ++p) {
1114 for (vector<StatefulDiffCommand*>::iterator i = sdc.begin(); i != sdc.end(); ++i) {
1115 _editor->session()->add_command (*i);
1118 _editor->commit_reversible_command ();
1120 for (vector<RegionView*>::iterator x = copies.begin(); x != copies.end(); ++x) {
1126 RegionMoveDrag::aborted ()
1130 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1137 RegionMotionDrag::aborted ();
1142 RegionMotionDrag::aborted ()
1144 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1145 RegionView* rv = i->view;
1146 TimeAxisView* tv = &(rv->get_time_axis_view ());
1147 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (tv);
1149 rv->get_canvas_group()->reparent (*rtv->view()->canvas_item());
1150 rv->get_canvas_group()->property_y() = 0;
1151 rv->get_time_axis_view().reveal_dependent_views (*rv);
1152 rv->fake_set_opaque (false);
1153 rv->move (-_total_x_delta, 0);
1154 rv->set_height (rtv->view()->child_height ());
1157 _editor->update_canvas_now ();
1162 RegionMotionDrag::x_move_allowed () const
1164 if (Config->get_edit_mode() == Lock) {
1165 /* in locked edit mode, reverse the usual meaning of _x_constrained */
1166 return _x_constrained;
1169 return !_x_constrained;
1173 RegionMotionDrag::copy_regions (GdkEvent* event)
1175 /* duplicate the regionview(s) and region(s) */
1177 list<DraggingView> new_regionviews;
1179 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1181 RegionView* rv = i->view;
1182 AudioRegionView* arv = dynamic_cast<AudioRegionView*>(rv);
1183 MidiRegionView* mrv = dynamic_cast<MidiRegionView*>(rv);
1185 const boost::shared_ptr<const Region> original = rv->region();
1186 boost::shared_ptr<Region> region_copy = RegionFactory::create (original);
1187 region_copy->set_position (original->position(), this);
1191 boost::shared_ptr<AudioRegion> audioregion_copy
1192 = boost::dynamic_pointer_cast<AudioRegion>(region_copy);
1194 nrv = new AudioRegionView (*arv, audioregion_copy);
1196 boost::shared_ptr<MidiRegion> midiregion_copy
1197 = boost::dynamic_pointer_cast<MidiRegion>(region_copy);
1198 nrv = new MidiRegionView (*mrv, midiregion_copy);
1203 nrv->get_canvas_group()->show ();
1204 new_regionviews.push_back (DraggingView (nrv));
1206 /* swap _primary to the copy */
1208 if (rv == _primary) {
1212 /* ..and deselect the one we copied */
1214 rv->set_selected (false);
1217 if (new_regionviews.empty()) {
1221 /* reflect the fact that we are dragging the copies */
1223 _views = new_regionviews;
1225 swap_grab (new_regionviews.front().view->get_canvas_group (), 0, event ? event->motion.time : 0);
1228 sync the canvas to what we think is its current state
1229 without it, the canvas seems to
1230 "forget" to update properly after the upcoming reparent()
1231 ..only if the mouse is in rapid motion at the time of the grab.
1232 something to do with regionview creation taking so long?
1234 _editor->update_canvas_now();
1238 RegionMotionDrag::check_possible (RouteTimeAxisView** tv, layer_t* layer)
1240 /* Which trackview is this ? */
1242 pair<TimeAxisView*, int> const tvp = _editor->trackview_by_y_position (_drags->current_pointer_y ());
1243 (*tv) = dynamic_cast<RouteTimeAxisView*> (tvp.first);
1244 (*layer) = tvp.second;
1246 if (*tv && (*tv)->layer_display() == Overlaid) {
1250 /* The region motion is only processed if the pointer is over
1254 if (!(*tv) || !(*tv)->is_track()) {
1255 /* To make sure we hide the verbose canvas cursor when the mouse is
1256 not held over and audiotrack.
1258 _editor->hide_verbose_canvas_cursor ();
1265 /** @param new_order New track order.
1266 * @param old_order Old track order.
1267 * @param visible_y_low Lowest visible order.
1268 * @return true if y movement should not happen, otherwise false.
1271 RegionMotionDrag::y_movement_disallowed (int new_order, int old_order, int y_span, TimeAxisViewSummary const & tavs) const
1273 if (new_order != old_order) {
1275 /* this isn't the pointer track */
1279 /* moving up the canvas */
1280 if ( (new_order - y_span) >= tavs.visible_y_low) {
1284 /* work out where we'll end up with this y span, taking hidden TimeAxisViews into account */
1285 int32_t visible_tracks = 0;
1286 while (visible_tracks < y_span ) {
1288 while (tavs.height_list[new_order - (visible_tracks - n)] == 0) {
1289 /* passing through a hidden track */
1294 if (tavs.tracks[new_order - (y_span - n)] != 0x00) {
1295 /* moving to a non-track; disallow */
1301 /* moving beyond the lowest visible track; disallow */
1305 } else if (y_span < 0) {
1307 /* moving down the canvas */
1308 if ((new_order - y_span) <= tavs.visible_y_high) {
1310 int32_t visible_tracks = 0;
1312 while (visible_tracks > y_span ) {
1315 while (tavs.height_list[new_order - (visible_tracks - n)] == 0) {
1316 /* passing through a hidden track */
1321 if (tavs.tracks[new_order - (y_span - n)] != 0x00) {
1322 /* moving to a non-track; disallow */
1329 /* moving beyond the highest visible track; disallow */
1336 /* this is the pointer's track */
1338 if ((new_order - y_span) > tavs.visible_y_high) {
1339 /* we will overflow */
1341 } else if ((new_order - y_span) < tavs.visible_y_low) {
1342 /* we will overflow */
1351 RegionMoveDrag::RegionMoveDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v, bool b, bool c)
1352 : RegionMotionDrag (e, i, p, v, b),
1355 TimeAxisView* const tv = &_primary->get_time_axis_view ();
1357 _dest_trackview = tv;
1358 if (tv->layer_display() == Overlaid) {
1361 _dest_layer = _primary->region()->layer ();
1365 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (tv);
1366 if (rtv && rtv->is_track()) {
1367 speed = rtv->track()->speed ();
1370 _last_frame_position = static_cast<nframes64_t> (_primary->region()->position() / speed);
1374 RegionMoveDrag::start_grab (GdkEvent* event, Gdk::Cursor* c)
1376 RegionMotionDrag::start_grab (event, c);
1378 _pointer_frame_offset = grab_frame() - _last_frame_position;
1381 RegionInsertDrag::RegionInsertDrag (Editor* e, boost::shared_ptr<Region> r, RouteTimeAxisView* v, nframes64_t pos)
1382 : RegionMotionDrag (e, 0, 0, list<RegionView*> (), false)
1384 assert ((boost::dynamic_pointer_cast<AudioRegion> (r) && dynamic_cast<AudioTimeAxisView*> (v)) ||
1385 (boost::dynamic_pointer_cast<MidiRegion> (r) && dynamic_cast<MidiTimeAxisView*> (v)));
1387 _primary = v->view()->create_region_view (r, false, false);
1389 _primary->get_canvas_group()->show ();
1390 _primary->set_position (pos, 0);
1391 _views.push_back (DraggingView (_primary));
1393 _last_frame_position = pos;
1395 _item = _primary->get_canvas_group ();
1396 _dest_trackview = v;
1397 _dest_layer = _primary->region()->layer ();
1400 map<RegionView*, pair<RouteTimeAxisView*, int> >
1401 RegionMotionDrag::find_time_axis_views_and_layers ()
1403 map<RegionView*, pair<RouteTimeAxisView*, int> > tav;
1405 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1407 double ix1, ix2, iy1, iy2;
1408 RegionView* rv = i->view;
1409 rv->get_canvas_frame()->get_bounds (ix1, iy1, ix2, iy2);
1410 rv->get_canvas_frame()->i2w (ix1, iy1);
1411 iy1 += _editor->vertical_adjustment.get_value() - _editor->canvas_timebars_vsize;
1413 pair<TimeAxisView*, int> tv = _editor->trackview_by_y_position (iy1);
1414 tav[rv] = make_pair (dynamic_cast<RouteTimeAxisView*> (tv.first), tv.second);
1422 RegionInsertDrag::finished (GdkEvent* /*event*/, bool /*movement_occurred*/)
1424 _editor->update_canvas_now ();
1426 map<RegionView*, pair<RouteTimeAxisView*, int> > final = find_time_axis_views_and_layers ();
1428 RouteTimeAxisView* dest_rtv = final[_primary].first;
1430 _primary->get_canvas_group()->reparent (*dest_rtv->view()->canvas_item());
1431 _primary->get_canvas_group()->property_y() = 0;
1433 boost::shared_ptr<Playlist> playlist = dest_rtv->playlist();
1435 _editor->begin_reversible_command (_("insert region"));
1436 playlist->clear_history ();
1437 playlist->add_region (_primary->region (), _last_frame_position);
1438 _editor->session()->add_command (new StatefulDiffCommand (playlist));
1439 _editor->commit_reversible_command ();
1447 RegionInsertDrag::aborted ()
1454 RegionSpliceDrag::RegionSpliceDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
1455 : RegionMoveDrag (e, i, p, v, false, false)
1460 struct RegionSelectionByPosition {
1461 bool operator() (RegionView*a, RegionView* b) {
1462 return a->region()->position () < b->region()->position();
1467 RegionSpliceDrag::motion (GdkEvent* event, bool)
1469 RouteTimeAxisView* tv;
1472 if (!check_possible (&tv, &layer)) {
1478 if ((_drags->current_pointer_x() - last_pointer_x()) > 0) {
1484 RegionSelection copy (_editor->selection->regions);
1486 RegionSelectionByPosition cmp;
1489 nframes64_t const pf = adjusted_current_frame (event);
1491 for (RegionSelection::iterator i = copy.begin(); i != copy.end(); ++i) {
1493 RouteTimeAxisView* atv = dynamic_cast<RouteTimeAxisView*> (&(*i)->get_time_axis_view());
1499 boost::shared_ptr<Playlist> playlist;
1501 if ((playlist = atv->playlist()) == 0) {
1505 if (!playlist->region_is_shuffle_constrained ((*i)->region())) {
1510 if (pf < (*i)->region()->last_frame() + 1) {
1514 if (pf > (*i)->region()->first_frame()) {
1520 playlist->shuffle ((*i)->region(), dir);
1525 RegionSpliceDrag::finished (GdkEvent* /*event*/, bool)
1531 RegionSpliceDrag::aborted ()
1536 RegionCreateDrag::RegionCreateDrag (Editor* e, ArdourCanvas::Item* i, TimeAxisView* v)
1544 RegionCreateDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
1546 _dest_trackview = _view;
1548 Drag::start_grab (event);
1553 RegionCreateDrag::motion (GdkEvent* /*event*/, bool first_move)
1556 // TODO: create region-create-drag region view here
1559 // TODO: resize region-create-drag region view here
1563 RegionCreateDrag::finished (GdkEvent* event, bool movement_occurred)
1565 MidiTimeAxisView* mtv = dynamic_cast<MidiTimeAxisView*> (_dest_trackview);
1571 if (!movement_occurred) {
1572 mtv->add_region (grab_frame ());
1574 motion (event, false);
1575 // TODO: create region-create-drag region here
1580 RegionCreateDrag::aborted ()
1585 NoteResizeDrag::NoteResizeDrag (Editor* e, ArdourCanvas::Item* i)
1593 NoteResizeDrag::start_grab (GdkEvent* event, Gdk::Cursor* /*ignored*/)
1595 Gdk::Cursor* cursor;
1596 ArdourCanvas::CanvasNote* cnote = dynamic_cast<ArdourCanvas::CanvasNote*>(_item);
1598 Drag::start_grab (event);
1600 region = &cnote->region_view();
1602 double const region_start = region->get_position_pixels();
1603 double const middle_point = region_start + cnote->x1() + (cnote->x2() - cnote->x1()) / 2.0L;
1605 if (grab_x() <= middle_point) {
1606 cursor = _editor->left_side_trim_cursor;
1609 cursor = _editor->right_side_trim_cursor;
1613 _item->grab(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK, *cursor, event->motion.time);
1615 if (event->motion.state & Keyboard::PrimaryModifier) {
1621 MidiRegionSelection& ms (_editor->get_selection().midi_regions);
1623 if (ms.size() > 1) {
1624 /* has to be relative, may make no sense otherwise */
1628 /* select this note; if it is already selected, preserve the existing selection,
1629 otherwise make this note the only one selected.
1631 region->note_selected (cnote, cnote->selected ());
1633 for (MidiRegionSelection::iterator r = ms.begin(); r != ms.end(); ) {
1634 MidiRegionSelection::iterator next;
1637 (*r)->begin_resizing (at_front);
1643 NoteResizeDrag::motion (GdkEvent* /*event*/, bool /*first_move*/)
1645 MidiRegionSelection& ms (_editor->get_selection().midi_regions);
1646 for (MidiRegionSelection::iterator r = ms.begin(); r != ms.end(); ++r) {
1647 (*r)->update_resizing (dynamic_cast<ArdourCanvas::CanvasNote*>(_item), at_front, _drags->current_pointer_x() - grab_x(), relative);
1652 NoteResizeDrag::finished (GdkEvent*, bool /*movement_occurred*/)
1654 MidiRegionSelection& ms (_editor->get_selection().midi_regions);
1655 for (MidiRegionSelection::iterator r = ms.begin(); r != ms.end(); ++r) {
1656 (*r)->commit_resizing (dynamic_cast<ArdourCanvas::CanvasNote*>(_item), at_front, _drags->current_pointer_x() - grab_x(), relative);
1661 NoteResizeDrag::aborted ()
1667 RegionGainDrag::motion (GdkEvent* /*event*/, bool)
1673 RegionGainDrag::finished (GdkEvent *, bool)
1679 RegionGainDrag::aborted ()
1684 TrimDrag::TrimDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
1685 : RegionDrag (e, i, p, v)
1686 , _have_transaction (false)
1692 TrimDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
1695 TimeAxisView* tvp = &_primary->get_time_axis_view ();
1696 RouteTimeAxisView* tv = dynamic_cast<RouteTimeAxisView*>(tvp);
1698 if (tv && tv->is_track()) {
1699 speed = tv->track()->speed();
1702 nframes64_t const region_start = (nframes64_t) (_primary->region()->position() / speed);
1703 nframes64_t const region_end = (nframes64_t) (_primary->region()->last_frame() / speed);
1704 nframes64_t const region_length = (nframes64_t) (_primary->region()->length() / speed);
1706 nframes64_t const pf = adjusted_current_frame (event);
1708 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
1709 _operation = ContentsTrim;
1710 Drag::start_grab (event, _editor->trimmer_cursor);
1712 /* These will get overridden for a point trim.*/
1713 if (pf < (region_start + region_length/2)) {
1714 /* closer to start */
1715 _operation = StartTrim;
1716 Drag::start_grab (event, _editor->left_side_trim_cursor);
1719 _operation = EndTrim;
1720 Drag::start_grab (event, _editor->right_side_trim_cursor);
1724 switch (_operation) {
1726 _editor->show_verbose_time_cursor (region_start, 10);
1729 _editor->show_verbose_time_cursor (region_end, 10);
1732 _editor->show_verbose_time_cursor (pf, 10);
1738 TrimDrag::motion (GdkEvent* event, bool first_move)
1740 RegionView* rv = _primary;
1742 /* snap modifier works differently here..
1743 its current state has to be passed to the
1744 various trim functions in order to work properly
1748 TimeAxisView* tvp = &_primary->get_time_axis_view ();
1749 RouteTimeAxisView* tv = dynamic_cast<RouteTimeAxisView*>(tvp);
1750 pair<set<boost::shared_ptr<Playlist> >::iterator,bool> insert_result;
1752 if (tv && tv->is_track()) {
1753 speed = tv->track()->speed();
1756 nframes64_t const pf = adjusted_current_frame (event);
1762 switch (_operation) {
1764 trim_type = "Region start trim";
1767 trim_type = "Region end trim";
1770 trim_type = "Region content trim";
1774 _editor->begin_reversible_command (trim_type);
1775 _have_transaction = true;
1777 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1778 RegionView* rv = i->view;
1779 rv->fake_set_opaque(false);
1780 rv->enable_display (false);
1781 rv->region()->clear_history ();
1782 rv->region()->suspend_property_changes ();
1784 AudioRegionView* const arv = dynamic_cast<AudioRegionView*> (rv);
1787 arv->temporarily_hide_envelope ();
1790 boost::shared_ptr<Playlist> pl = rv->region()->playlist();
1791 insert_result = _editor->motion_frozen_playlists.insert (pl);
1793 if (insert_result.second) {
1799 bool non_overlap_trim = false;
1801 if (event && Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
1802 non_overlap_trim = true;
1805 switch (_operation) {
1807 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1808 _editor->single_start_trim (*i->view, pf, non_overlap_trim);
1813 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1814 _editor->single_end_trim (*i->view, pf, non_overlap_trim);
1820 bool swap_direction = false;
1822 if (event && Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
1823 swap_direction = true;
1826 nframes64_t frame_delta = 0;
1828 bool left_direction = false;
1829 if (last_pointer_frame() > pf) {
1830 left_direction = true;
1833 if (left_direction) {
1834 frame_delta = (last_pointer_frame() - pf);
1836 frame_delta = (pf - last_pointer_frame());
1839 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1840 _editor->single_contents_trim (*i->view, frame_delta, left_direction, swap_direction);
1846 switch (_operation) {
1848 _editor->show_verbose_time_cursor((nframes64_t) (rv->region()->position()/speed), 10);
1851 _editor->show_verbose_time_cursor((nframes64_t) (rv->region()->last_frame()/speed), 10);
1854 _editor->show_verbose_time_cursor (pf, 10);
1861 TrimDrag::finished (GdkEvent* event, bool movement_occurred)
1863 if (movement_occurred) {
1864 motion (event, false);
1866 if (!_editor->selection->selected (_primary)) {
1867 _editor->thaw_region_after_trim (*_primary);
1870 for (list<DraggingView>::const_iterator i = _views.begin(); i != _views.end(); ++i) {
1871 _editor->thaw_region_after_trim (*i->view);
1872 i->view->enable_display (true);
1873 i->view->fake_set_opaque (true);
1874 if (_have_transaction) {
1875 _editor->session()->add_command (new StatefulDiffCommand (i->view->region()));
1879 for (set<boost::shared_ptr<Playlist> >::iterator p = _editor->motion_frozen_playlists.begin(); p != _editor->motion_frozen_playlists.end(); ++p) {
1883 _editor->motion_frozen_playlists.clear ();
1885 if (_have_transaction) {
1886 _editor->commit_reversible_command();
1890 /* no mouse movement */
1891 _editor->point_trim (event, adjusted_current_frame (event));
1896 TrimDrag::aborted ()
1898 /* Our motion method is changing model state, so use the Undo system
1899 to cancel. Perhaps not ideal, as this will leave an Undo point
1900 behind which may be slightly odd from the user's point of view.
1905 if (_have_transaction) {
1910 MeterMarkerDrag::MeterMarkerDrag (Editor* e, ArdourCanvas::Item* i, bool c)
1914 _marker = reinterpret_cast<MeterMarker*> (_item->get_data ("marker"));
1919 MeterMarkerDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
1922 // create a dummy marker for visual representation of moving the copy.
1923 // The actual copying is not done before we reach the finish callback.
1925 snprintf (name, sizeof(name), "%g/%g", _marker->meter().beats_per_bar(), _marker->meter().note_divisor ());
1926 MeterMarker* new_marker = new MeterMarker(*_editor, *_editor->meter_group, ARDOUR_UI::config()->canvasvar_MeterMarker.get(), name,
1927 *new MeterSection (_marker->meter()));
1929 _item = &new_marker->the_item ();
1930 _marker = new_marker;
1934 MetricSection& section (_marker->meter());
1936 if (!section.movable()) {
1942 Drag::start_grab (event, cursor);
1944 _pointer_frame_offset = grab_frame() - _marker->meter().frame();
1946 _editor->show_verbose_time_cursor (adjusted_current_frame(event), 10);
1950 MeterMarkerDrag::motion (GdkEvent* event, bool)
1952 nframes64_t const pf = adjusted_current_frame (event);
1954 _marker->set_position (pf);
1956 _editor->show_verbose_time_cursor (pf, 10);
1960 MeterMarkerDrag::finished (GdkEvent* event, bool movement_occurred)
1962 if (!movement_occurred) {
1966 motion (event, false);
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 ();
1981 // delete the dummy marker we used for visual representation of copying.
1982 // a new visual marker will show up automatically.
1985 _editor->begin_reversible_command (_("move meter mark"));
1986 XMLNode &before = map.get_state();
1987 map.move_meter (_marker->meter(), when);
1988 XMLNode &after = map.get_state();
1989 _editor->session()->add_command(new MementoCommand<TempoMap>(map, &before, &after));
1990 _editor->commit_reversible_command ();
1995 MeterMarkerDrag::aborted ()
1997 _marker->set_position (_marker->meter().frame ());
2000 TempoMarkerDrag::TempoMarkerDrag (Editor* e, ArdourCanvas::Item* i, bool c)
2004 _marker = reinterpret_cast<TempoMarker*> (_item->get_data ("marker"));
2009 TempoMarkerDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2014 // create a dummy marker for visual representation of moving the copy.
2015 // The actual copying is not done before we reach the finish callback.
2017 snprintf (name, sizeof (name), "%.2f", _marker->tempo().beats_per_minute());
2018 TempoMarker* new_marker = new TempoMarker(*_editor, *_editor->tempo_group, ARDOUR_UI::config()->canvasvar_TempoMarker.get(), name,
2019 *new TempoSection (_marker->tempo()));
2021 _item = &new_marker->the_item ();
2022 _marker = new_marker;
2026 MetricSection& section (_marker->tempo());
2028 if (!section.movable()) {
2033 Drag::start_grab (event, cursor);
2035 _pointer_frame_offset = grab_frame() - _marker->tempo().frame();
2036 _editor->show_verbose_time_cursor (adjusted_current_frame (event), 10);
2040 TempoMarkerDrag::motion (GdkEvent* event, bool)
2042 nframes64_t const pf = adjusted_current_frame (event);
2043 _marker->set_position (pf);
2044 _editor->show_verbose_time_cursor (pf, 10);
2048 TempoMarkerDrag::finished (GdkEvent* event, bool movement_occurred)
2050 if (!movement_occurred) {
2054 motion (event, false);
2058 TempoMap& map (_editor->session()->tempo_map());
2059 map.bbt_time (last_pointer_frame(), when);
2061 if (_copy == true) {
2062 _editor->begin_reversible_command (_("copy tempo mark"));
2063 XMLNode &before = map.get_state();
2064 map.add_tempo (_marker->tempo(), when);
2065 XMLNode &after = map.get_state();
2066 _editor->session()->add_command (new MementoCommand<TempoMap>(map, &before, &after));
2067 _editor->commit_reversible_command ();
2069 // delete the dummy marker we used for visual representation of copying.
2070 // a new visual marker will show up automatically.
2073 _editor->begin_reversible_command (_("move tempo mark"));
2074 XMLNode &before = map.get_state();
2075 map.move_tempo (_marker->tempo(), when);
2076 XMLNode &after = map.get_state();
2077 _editor->session()->add_command (new MementoCommand<TempoMap>(map, &before, &after));
2078 _editor->commit_reversible_command ();
2083 TempoMarkerDrag::aborted ()
2085 _marker->set_position (_marker->tempo().frame());
2088 CursorDrag::CursorDrag (Editor* e, ArdourCanvas::Item* i, bool s)
2092 _cursor = reinterpret_cast<EditorCursor*> (_item->get_data ("cursor"));
2097 CursorDrag::start_grab (GdkEvent* event, Gdk::Cursor* c)
2099 Drag::start_grab (event, c);
2103 nframes64_t where = _editor->event_frame (event, 0, 0);
2105 _editor->snap_to_with_modifier (where, event);
2106 _editor->playhead_cursor->set_position (where);
2110 if (_cursor == _editor->playhead_cursor) {
2111 _editor->_dragging_playhead = true;
2113 if (_editor->session() && _was_rolling && _stop) {
2114 _editor->session()->request_stop ();
2117 if (_editor->session() && _editor->session()->is_auditioning()) {
2118 _editor->session()->cancel_audition ();
2122 _pointer_frame_offset = grab_frame() - _cursor->current_frame;
2124 _editor->show_verbose_time_cursor (_cursor->current_frame, 10);
2128 CursorDrag::motion (GdkEvent* event, bool)
2130 nframes64_t const adjusted_frame = adjusted_current_frame (event);
2132 if (adjusted_frame == last_pointer_frame()) {
2136 _cursor->set_position (adjusted_frame);
2138 _editor->show_verbose_time_cursor (_cursor->current_frame, 10);
2140 if (_editor->session() && _item == &_editor->playhead_cursor->canvas_item) {
2141 _editor->session()->send_mmc_locate (_editor->playhead_cursor->current_frame);
2146 _editor->update_canvas_now ();
2148 _editor->UpdateAllTransportClocks (_cursor->current_frame);
2152 CursorDrag::finished (GdkEvent* event, bool movement_occurred)
2154 _editor->_dragging_playhead = false;
2156 if (!movement_occurred && _stop) {
2160 motion (event, false);
2162 if (_item == &_editor->playhead_cursor->canvas_item) {
2163 if (_editor->session()) {
2164 _editor->session()->request_locate (_editor->playhead_cursor->current_frame, _was_rolling);
2165 _editor->_pending_locate_request = true;
2171 CursorDrag::aborted ()
2173 _editor->_dragging_playhead = false;
2174 _cursor->set_position (adjusted_frame (grab_frame (), 0, false));
2177 FadeInDrag::FadeInDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
2178 : RegionDrag (e, i, p, v)
2184 FadeInDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2186 Drag::start_grab (event, cursor);
2188 AudioRegionView* a = dynamic_cast<AudioRegionView*> (_primary);
2189 boost::shared_ptr<AudioRegion> const r = a->audio_region ();
2191 _pointer_frame_offset = grab_frame() - ((nframes64_t) r->fade_in()->back()->when + r->position());
2192 _editor->show_verbose_duration_cursor (r->position(), r->position() + r->fade_in()->back()->when, 10);
2197 FadeInDrag::motion (GdkEvent* event, bool)
2199 nframes64_t fade_length;
2201 nframes64_t const pos = adjusted_current_frame (event);
2203 boost::shared_ptr<Region> region = _primary->region ();
2205 if (pos < (region->position() + 64)) {
2206 fade_length = 64; // this should be a minimum defined somewhere
2207 } else if (pos > region->last_frame()) {
2208 fade_length = region->length();
2210 fade_length = pos - region->position();
2213 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2215 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2221 tmp->reset_fade_in_shape_width (fade_length);
2224 _editor->show_verbose_duration_cursor (region->position(), region->position() + fade_length, 10);
2228 FadeInDrag::finished (GdkEvent* event, bool movement_occurred)
2230 if (!movement_occurred) {
2234 nframes64_t fade_length;
2236 nframes64_t const pos = adjusted_current_frame (event);
2238 boost::shared_ptr<Region> region = _primary->region ();
2240 if (pos < (region->position() + 64)) {
2241 fade_length = 64; // this should be a minimum defined somewhere
2242 } else if (pos > region->last_frame()) {
2243 fade_length = region->length();
2245 fade_length = pos - region->position();
2248 _editor->begin_reversible_command (_("change fade in length"));
2250 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2252 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2258 boost::shared_ptr<AutomationList> alist = tmp->audio_region()->fade_in();
2259 XMLNode &before = alist->get_state();
2261 tmp->audio_region()->set_fade_in_length (fade_length);
2262 tmp->audio_region()->set_fade_in_active (true);
2264 XMLNode &after = alist->get_state();
2265 _editor->session()->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &after));
2268 _editor->commit_reversible_command ();
2272 FadeInDrag::aborted ()
2274 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2275 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2281 tmp->reset_fade_in_shape_width (tmp->audio_region()->fade_in()->back()->when);
2285 FadeOutDrag::FadeOutDrag (Editor* e, ArdourCanvas::Item* i, RegionView* p, list<RegionView*> const & v)
2286 : RegionDrag (e, i, p, v)
2292 FadeOutDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2294 Drag::start_grab (event, cursor);
2296 AudioRegionView* a = dynamic_cast<AudioRegionView*> (_primary);
2297 boost::shared_ptr<AudioRegion> r = a->audio_region ();
2299 _pointer_frame_offset = grab_frame() - (r->length() - (nframes64_t) r->fade_out()->back()->when + r->position());
2300 _editor->show_verbose_duration_cursor (r->last_frame() - r->fade_out()->back()->when, r->last_frame(), 10);
2304 FadeOutDrag::motion (GdkEvent* event, bool)
2306 nframes64_t fade_length;
2308 nframes64_t const pos = adjusted_current_frame (event);
2310 boost::shared_ptr<Region> region = _primary->region ();
2312 if (pos > (region->last_frame() - 64)) {
2313 fade_length = 64; // this should really be a minimum fade defined somewhere
2315 else if (pos < region->position()) {
2316 fade_length = region->length();
2319 fade_length = region->last_frame() - pos;
2322 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2324 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2330 tmp->reset_fade_out_shape_width (fade_length);
2333 _editor->show_verbose_duration_cursor (region->last_frame() - fade_length, region->last_frame(), 10);
2337 FadeOutDrag::finished (GdkEvent* event, bool movement_occurred)
2339 if (!movement_occurred) {
2343 nframes64_t fade_length;
2345 nframes64_t const pos = adjusted_current_frame (event);
2347 boost::shared_ptr<Region> region = _primary->region ();
2349 if (pos > (region->last_frame() - 64)) {
2350 fade_length = 64; // this should really be a minimum fade defined somewhere
2352 else if (pos < region->position()) {
2353 fade_length = region->length();
2356 fade_length = region->last_frame() - pos;
2359 _editor->begin_reversible_command (_("change fade out length"));
2361 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2363 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2369 boost::shared_ptr<AutomationList> alist = tmp->audio_region()->fade_out();
2370 XMLNode &before = alist->get_state();
2372 tmp->audio_region()->set_fade_out_length (fade_length);
2373 tmp->audio_region()->set_fade_out_active (true);
2375 XMLNode &after = alist->get_state();
2376 _editor->session()->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &after));
2379 _editor->commit_reversible_command ();
2383 FadeOutDrag::aborted ()
2385 for (list<DraggingView>::iterator i = _views.begin(); i != _views.end(); ++i) {
2386 AudioRegionView* tmp = dynamic_cast<AudioRegionView*> (i->view);
2392 tmp->reset_fade_out_shape_width (tmp->audio_region()->fade_out()->back()->when);
2396 MarkerDrag::MarkerDrag (Editor* e, ArdourCanvas::Item* i)
2399 _marker = reinterpret_cast<Marker*> (_item->get_data ("marker"));
2402 _points.push_back (Gnome::Art::Point (0, 0));
2403 _points.push_back (Gnome::Art::Point (0, _editor->physical_screen_height));
2405 _line = new ArdourCanvas::Line (*_editor->timebar_group);
2406 _line->property_width_pixels() = 1;
2407 _line->property_points () = _points;
2410 _line->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerDragLine.get();
2413 MarkerDrag::~MarkerDrag ()
2415 for (list<Location*>::iterator i = _copied_locations.begin(); i != _copied_locations.end(); ++i) {
2421 MarkerDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
2423 Drag::start_grab (event, cursor);
2427 Location *location = _editor->find_location_from_marker (_marker, is_start);
2428 _editor->_dragging_edit_point = true;
2430 _pointer_frame_offset = grab_frame() - (is_start ? location->start() : location->end());
2432 update_item (location);
2434 // _drag_line->show();
2435 // _line->raise_to_top();
2438 _editor->show_verbose_time_cursor (location->start(), 10);
2440 _editor->show_verbose_time_cursor (location->end(), 10);
2443 Selection::Operation op = ArdourKeyboard::selection_type (event->button.state);
2446 case Selection::Toggle:
2447 _editor->selection->toggle (_marker);
2449 case Selection::Set:
2450 if (!_editor->selection->selected (_marker)) {
2451 _editor->selection->set (_marker);
2454 case Selection::Extend:
2456 Locations::LocationList ll;
2457 list<Marker*> to_add;
2459 _editor->selection->markers.range (s, e);
2460 s = min (_marker->position(), s);
2461 e = max (_marker->position(), e);
2464 if (e < max_frames) {
2467 _editor->session()->locations()->find_all_between (s, e, ll, Location::Flags (0));
2468 for (Locations::LocationList::iterator i = ll.begin(); i != ll.end(); ++i) {
2469 Editor::LocationMarkers* lm = _editor->find_location_markers (*i);
2472 to_add.push_back (lm->start);
2475 to_add.push_back (lm->end);
2479 if (!to_add.empty()) {
2480 _editor->selection->add (to_add);
2484 case Selection::Add:
2485 _editor->selection->add (_marker);
2489 /* Set up copies for us to manipulate during the drag */
2491 for (MarkerSelection::iterator i = _editor->selection->markers.begin(); i != _editor->selection->markers.end(); ++i) {
2492 Location* l = _editor->find_location_from_marker (*i, is_start);
2493 _copied_locations.push_back (new Location (*l));
2498 MarkerDrag::motion (GdkEvent* event, bool)
2500 nframes64_t f_delta = 0;
2502 bool move_both = false;
2504 Location *real_location;
2505 Location *copy_location = 0;
2507 nframes64_t const newframe = adjusted_current_frame (event);
2509 nframes64_t next = newframe;
2511 if (newframe == last_pointer_frame()) {
2515 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier)) {
2519 MarkerSelection::iterator i;
2520 list<Location*>::iterator x;
2522 /* find the marker we're dragging, and compute the delta */
2524 for (i = _editor->selection->markers.begin(), x = _copied_locations.begin();
2525 x != _copied_locations.end() && i != _editor->selection->markers.end();
2531 if (marker == _marker) {
2533 if ((real_location = _editor->find_location_from_marker (marker, is_start)) == 0) {
2538 if (real_location->is_mark()) {
2539 f_delta = newframe - copy_location->start();
2543 switch (marker->type()) {
2545 case Marker::LoopStart:
2546 case Marker::PunchIn:
2547 f_delta = newframe - copy_location->start();
2551 case Marker::LoopEnd:
2552 case Marker::PunchOut:
2553 f_delta = newframe - copy_location->end();
2556 /* what kind of marker is this ? */
2564 if (i == _editor->selection->markers.end()) {
2565 /* hmm, impossible - we didn't find the dragged marker */
2569 /* now move them all */
2571 for (i = _editor->selection->markers.begin(), x = _copied_locations.begin();
2572 x != _copied_locations.end() && i != _editor->selection->markers.end();
2578 /* call this to find out if its the start or end */
2580 if ((real_location = _editor->find_location_from_marker (marker, is_start)) == 0) {
2584 if (real_location->locked()) {
2588 if (copy_location->is_mark()) {
2592 copy_location->set_start (copy_location->start() + f_delta);
2596 nframes64_t new_start = copy_location->start() + f_delta;
2597 nframes64_t new_end = copy_location->end() + f_delta;
2599 if (is_start) { // start-of-range marker
2602 copy_location->set_start (new_start);
2603 copy_location->set_end (new_end);
2604 } else if (new_start < copy_location->end()) {
2605 copy_location->set_start (new_start);
2607 _editor->snap_to (next, 1, true);
2608 copy_location->set_end (next);
2609 copy_location->set_start (newframe);
2612 } else { // end marker
2615 copy_location->set_end (new_end);
2616 copy_location->set_start (new_start);
2617 } else if (new_end > copy_location->start()) {
2618 copy_location->set_end (new_end);
2619 } else if (newframe > 0) {
2620 _editor->snap_to (next, -1, true);
2621 copy_location->set_start (next);
2622 copy_location->set_end (newframe);
2627 update_item (copy_location);
2629 Editor::LocationMarkers* lm = _editor->find_location_markers (real_location);
2632 lm->set_position (copy_location->start(), copy_location->end());
2636 assert (!_copied_locations.empty());
2638 _editor->show_verbose_time_cursor (newframe, 10);
2641 _editor->update_canvas_now ();
2646 MarkerDrag::finished (GdkEvent* event, bool movement_occurred)
2648 if (!movement_occurred) {
2650 /* just a click, do nothing but finish
2651 off the selection process
2654 Selection::Operation op = ArdourKeyboard::selection_type (event->button.state);
2657 case Selection::Set:
2658 if (_editor->selection->selected (_marker) && _editor->selection->markers.size() > 1) {
2659 _editor->selection->set (_marker);
2663 case Selection::Toggle:
2664 case Selection::Extend:
2665 case Selection::Add:
2672 _editor->_dragging_edit_point = false;
2674 _editor->begin_reversible_command ( _("move marker") );
2675 XMLNode &before = _editor->session()->locations()->get_state();
2677 MarkerSelection::iterator i;
2678 list<Location*>::iterator x;
2681 for (i = _editor->selection->markers.begin(), x = _copied_locations.begin();
2682 x != _copied_locations.end() && i != _editor->selection->markers.end();
2685 Location * location = _editor->find_location_from_marker (*i, is_start);
2689 if (location->locked()) {
2693 if (location->is_mark()) {
2694 location->set_start ((*x)->start());
2696 location->set ((*x)->start(), (*x)->end());
2701 XMLNode &after = _editor->session()->locations()->get_state();
2702 _editor->session()->add_command(new MementoCommand<Locations>(*(_editor->session()->locations()), &before, &after));
2703 _editor->commit_reversible_command ();
2709 MarkerDrag::aborted ()
2715 MarkerDrag::update_item (Location* location)
2717 double const x1 = _editor->frame_to_pixel (location->start());
2719 _points.front().set_x(x1);
2720 _points.back().set_x(x1);
2721 _line->property_points() = _points;
2724 ControlPointDrag::ControlPointDrag (Editor* e, ArdourCanvas::Item* i)
2726 _cumulative_x_drag (0),
2727 _cumulative_y_drag (0)
2729 _point = reinterpret_cast<ControlPoint*> (_item->get_data ("control_point"));
2735 ControlPointDrag::start_grab (GdkEvent* event, Gdk::Cursor* /*cursor*/)
2737 Drag::start_grab (event, _editor->fader_cursor);
2739 // start the grab at the center of the control point so
2740 // the point doesn't 'jump' to the mouse after the first drag
2741 _time_axis_view_grab_x = _point->get_x();
2742 _time_axis_view_grab_y = _point->get_y();
2744 float const fraction = 1 - (_point->get_y() / _point->line().height());
2746 _point->line().start_drag_single (_point, _time_axis_view_grab_x, fraction);
2748 _editor->set_verbose_canvas_cursor (_point->line().get_verbose_cursor_string (fraction),
2749 event->button.x + 10, event->button.y + 10);
2751 _editor->show_verbose_canvas_cursor ();
2755 ControlPointDrag::motion (GdkEvent* event, bool)
2757 double dx = _drags->current_pointer_x() - last_pointer_x();
2758 double dy = _drags->current_pointer_y() - last_pointer_y();
2760 if (event->button.state & Keyboard::SecondaryModifier) {
2765 /* coordinate in TimeAxisView's space */
2766 double cx = _time_axis_view_grab_x + _cumulative_x_drag + dx;
2767 double cy = _time_axis_view_grab_y + _cumulative_y_drag + dy;
2769 // calculate zero crossing point. back off by .01 to stay on the
2770 // positive side of zero
2771 double const zero_gain_y = (1.0 - _zero_gain_fraction) * _point->line().height() - .01;
2773 // make sure we hit zero when passing through
2774 if ((cy < zero_gain_y && (cy - dy) > zero_gain_y) || (cy > zero_gain_y && (cy - dy) < zero_gain_y)) {
2778 if (_x_constrained) {
2779 cx = _time_axis_view_grab_x;
2781 if (_y_constrained) {
2782 cy = _time_axis_view_grab_y;
2785 _cumulative_x_drag = cx - _time_axis_view_grab_x;
2786 _cumulative_y_drag = cy - _time_axis_view_grab_y;
2790 cy = min ((double) _point->line().height(), cy);
2792 nframes64_t cx_frames = _editor->unit_to_frame (cx);
2794 if (!_x_constrained) {
2795 _editor->snap_to_with_modifier (cx_frames, event);
2798 float const fraction = 1.0 - (cy / _point->line().height());
2800 bool const push = Keyboard::modifier_state_contains (event->button.state, Keyboard::PrimaryModifier);
2802 _point->line().drag_motion (_editor->frame_to_unit (cx_frames), fraction, false, push);
2804 _editor->set_verbose_canvas_cursor_text (_point->line().get_verbose_cursor_string (fraction));
2808 ControlPointDrag::finished (GdkEvent* event, bool movement_occurred)
2810 if (!movement_occurred) {
2814 if ((event->type == GDK_BUTTON_RELEASE) && (event->button.button == 1) && Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
2815 _editor->reset_point_selection ();
2819 motion (event, false);
2821 _point->line().end_drag ();
2825 ControlPointDrag::aborted ()
2827 _point->line().reset ();
2831 ControlPointDrag::active (Editing::MouseMode m)
2833 if (m == Editing::MouseGain) {
2834 /* always active in mouse gain */
2838 /* otherwise active if the point is on an automation line (ie not if its on a region gain line) */
2839 return dynamic_cast<AutomationLine*> (&(_point->line())) != 0;
2842 LineDrag::LineDrag (Editor* e, ArdourCanvas::Item* i)
2845 _cumulative_y_drag (0)
2850 LineDrag::start_grab (GdkEvent* event, Gdk::Cursor* /*cursor*/)
2852 _line = reinterpret_cast<AutomationLine*> (_item->get_data ("line"));
2855 _item = &_line->grab_item ();
2857 /* need to get x coordinate in terms of parent (TimeAxisItemView)
2858 origin, and ditto for y.
2861 double cx = event->button.x;
2862 double cy = event->button.y;
2864 _line->parent_group().w2i (cx, cy);
2866 nframes64_t const frame_within_region = (nframes64_t) floor (cx * _editor->frames_per_unit);
2871 if (!_line->control_points_adjacent (frame_within_region, before, after)) {
2872 /* no adjacent points */
2876 Drag::start_grab (event, _editor->fader_cursor);
2878 /* store grab start in parent frame */
2880 _time_axis_view_grab_x = cx;
2881 _time_axis_view_grab_y = cy;
2883 double fraction = 1.0 - (cy / _line->height());
2885 _line->start_drag_line (before, after, fraction);
2887 _editor->set_verbose_canvas_cursor (_line->get_verbose_cursor_string (fraction),
2888 event->button.x + 10, event->button.y + 10);
2890 _editor->show_verbose_canvas_cursor ();
2894 LineDrag::motion (GdkEvent* event, bool)
2896 double dy = _drags->current_pointer_y() - last_pointer_y();
2898 if (event->button.state & Keyboard::SecondaryModifier) {
2902 double cy = _time_axis_view_grab_y + _cumulative_y_drag + dy;
2904 _cumulative_y_drag = cy - _time_axis_view_grab_y;
2907 cy = min ((double) _line->height(), cy);
2909 double const fraction = 1.0 - (cy / _line->height());
2913 if (Keyboard::modifier_state_contains (event->button.state, Keyboard::PrimaryModifier)) {
2919 /* we are ignoring x position for this drag, so we can just pass in anything */
2920 _line->drag_motion (0, fraction, true, push);
2922 _editor->set_verbose_canvas_cursor_text (_line->get_verbose_cursor_string (fraction));
2926 LineDrag::finished (GdkEvent* event, bool)
2928 motion (event, false);
2933 LineDrag::aborted ()
2939 RubberbandSelectDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
2941 Drag::start_grab (event);
2942 _editor->show_verbose_time_cursor (adjusted_current_frame (event), 10);
2946 RubberbandSelectDrag::motion (GdkEvent* event, bool)
2953 nframes64_t const pf = adjusted_current_frame (event, Config->get_rubberbanding_snaps_to_grid ());
2955 nframes64_t grab = grab_frame ();
2956 if (Config->get_rubberbanding_snaps_to_grid ()) {
2957 _editor->snap_to_with_modifier (grab, event);
2960 /* base start and end on initial click position */
2970 if (_drags->current_pointer_y() < grab_y()) {
2971 y1 = _drags->current_pointer_y();
2974 y2 = _drags->current_pointer_y();
2979 if (start != end || y1 != y2) {
2981 double x1 = _editor->frame_to_pixel (start);
2982 double x2 = _editor->frame_to_pixel (end);
2984 _editor->rubberband_rect->property_x1() = x1;
2985 _editor->rubberband_rect->property_y1() = y1;
2986 _editor->rubberband_rect->property_x2() = x2;
2987 _editor->rubberband_rect->property_y2() = y2;
2989 _editor->rubberband_rect->show();
2990 _editor->rubberband_rect->raise_to_top();
2992 _editor->show_verbose_time_cursor (pf, 10);
2997 RubberbandSelectDrag::finished (GdkEvent* event, bool movement_occurred)
2999 if (movement_occurred) {
3001 motion (event, false);
3004 if (_drags->current_pointer_y() < grab_y()) {
3005 y1 = _drags->current_pointer_y();
3008 y2 = _drags->current_pointer_y();
3013 Selection::Operation op = ArdourKeyboard::selection_type (event->button.state);
3016 _editor->begin_reversible_command (_("rubberband selection"));
3018 if (grab_frame() < last_pointer_frame()) {
3019 committed = _editor->select_all_within (grab_frame(), last_pointer_frame() - 1, y1, y2, _editor->track_views, op);
3021 committed = _editor->select_all_within (last_pointer_frame(), grab_frame() - 1, y1, y2, _editor->track_views, op);
3025 _editor->commit_reversible_command ();
3029 if (!getenv("ARDOUR_SAE")) {
3030 _editor->selection->clear_tracks();
3032 _editor->selection->clear_regions();
3033 _editor->selection->clear_points ();
3034 _editor->selection->clear_lines ();
3037 _editor->rubberband_rect->hide();
3041 RubberbandSelectDrag::aborted ()
3043 _editor->rubberband_rect->hide ();
3047 TimeFXDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3049 Drag::start_grab (event);
3051 _editor->show_verbose_time_cursor (adjusted_current_frame (event), 10);
3055 TimeFXDrag::motion (GdkEvent* event, bool)
3057 RegionView* rv = _primary;
3059 nframes64_t const pf = adjusted_current_frame (event);
3061 if (pf > rv->region()->position()) {
3062 rv->get_time_axis_view().show_timestretch (rv->region()->position(), pf);
3065 _editor->show_verbose_time_cursor (pf, 10);
3069 TimeFXDrag::finished (GdkEvent* /*event*/, bool movement_occurred)
3071 _primary->get_time_axis_view().hide_timestretch ();
3073 if (!movement_occurred) {
3077 if (last_pointer_frame() < _primary->region()->position()) {
3078 /* backwards drag of the left edge - not usable */
3082 nframes64_t newlen = last_pointer_frame() - _primary->region()->position();
3084 float percentage = (double) newlen / (double) _primary->region()->length();
3086 #ifndef USE_RUBBERBAND
3087 // Soundtouch uses percentage / 100 instead of normal (/ 1)
3088 if (_primary->region()->data_type() == DataType::AUDIO) {
3089 percentage = (float) ((double) newlen - (double) _primary->region()->length()) / ((double) newlen) * 100.0f;
3093 _editor->begin_reversible_command (_("timestretch"));
3095 // XXX how do timeFX on multiple regions ?
3100 if (_editor->time_stretch (rs, percentage) == -1) {
3101 error << _("An error occurred while executing time stretch operation") << endmsg;
3106 TimeFXDrag::aborted ()
3108 _primary->get_time_axis_view().hide_timestretch ();
3113 ScrubDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3115 Drag::start_grab (event);
3119 ScrubDrag::motion (GdkEvent* /*event*/, bool)
3121 _editor->scrub (adjusted_current_frame (0, false), _drags->current_pointer_x ());
3125 ScrubDrag::finished (GdkEvent* /*event*/, bool movement_occurred)
3127 if (movement_occurred && _editor->session()) {
3128 /* make sure we stop */
3129 _editor->session()->request_transport_speed (0.0);
3134 ScrubDrag::aborted ()
3139 SelectionDrag::SelectionDrag (Editor* e, ArdourCanvas::Item* i, Operation o)
3143 , _original_pointer_time_axis (-1)
3144 , _last_pointer_time_axis (-1)
3150 SelectionDrag::start_grab (GdkEvent* event, Gdk::Cursor*)
3152 nframes64_t start = 0;
3153 nframes64_t end = 0;
3155 if (_editor->session() == 0) {
3159 Gdk::Cursor* cursor = 0;
3161 switch (_operation) {
3162 case CreateSelection:
3163 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
3168 cursor = _editor->selector_cursor;
3169 Drag::start_grab (event, cursor);
3172 case SelectionStartTrim:
3173 if (_editor->clicked_axisview) {
3174 _editor->clicked_axisview->order_selection_trims (_item, true);
3176 Drag::start_grab (event, _editor->left_side_trim_cursor);
3177 start = _editor->selection->time[_editor->clicked_selection].start;
3178 _pointer_frame_offset = grab_frame() - start;
3181 case SelectionEndTrim:
3182 if (_editor->clicked_axisview) {
3183 _editor->clicked_axisview->order_selection_trims (_item, false);
3185 Drag::start_grab (event, _editor->right_side_trim_cursor);
3186 end = _editor->selection->time[_editor->clicked_selection].end;
3187 _pointer_frame_offset = grab_frame() - end;
3191 start = _editor->selection->time[_editor->clicked_selection].start;
3192 Drag::start_grab (event, cursor);
3193 _pointer_frame_offset = grab_frame() - start;
3197 if (_operation == SelectionMove) {
3198 _editor->show_verbose_time_cursor (start, 10);
3200 _editor->show_verbose_time_cursor (adjusted_current_frame (event), 10);
3203 _original_pointer_time_axis = _editor->trackview_by_y_position (_drags->current_pointer_y ()).first->order ();
3207 SelectionDrag::motion (GdkEvent* event, bool first_move)
3209 nframes64_t start = 0;
3210 nframes64_t end = 0;
3213 pair<TimeAxisView*, int> const pending_time_axis = _editor->trackview_by_y_position (_drags->current_pointer_y ());
3214 if (pending_time_axis.first == 0) {
3218 nframes64_t const pending_position = adjusted_current_frame (event);
3220 /* only alter selection if things have changed */
3222 if (pending_time_axis.first->order() == _last_pointer_time_axis && pending_position == last_pointer_frame()) {
3226 switch (_operation) {
3227 case CreateSelection:
3229 nframes64_t grab = grab_frame ();
3232 _editor->snap_to (grab);
3235 if (pending_position < grab_frame()) {
3236 start = pending_position;
3239 end = pending_position;
3243 /* first drag: Either add to the selection
3244 or create a new selection
3250 /* adding to the selection */
3251 _editor->selection->add (_editor->clicked_axisview);
3252 _editor->clicked_selection = _editor->selection->add (start, end);
3257 if (_editor->clicked_axisview && !_editor->selection->selected (_editor->clicked_axisview)) {
3258 _editor->selection->set (_editor->clicked_axisview);
3261 _editor->clicked_selection = _editor->selection->set (start, end);
3265 /* select the track that we're in */
3266 if (find (_added_time_axes.begin(), _added_time_axes.end(), pending_time_axis.first) == _added_time_axes.end()) {
3267 _editor->selection->add (pending_time_axis.first);
3268 _added_time_axes.push_back (pending_time_axis.first);
3271 /* deselect any tracks that this drag no longer includes, being careful to only deselect
3272 tracks that we selected in the first place.
3275 int min_order = min (_original_pointer_time_axis, pending_time_axis.first->order());
3276 int max_order = max (_original_pointer_time_axis, pending_time_axis.first->order());
3278 list<TimeAxisView*>::iterator i = _added_time_axes.begin();
3279 while (i != _added_time_axes.end()) {
3281 list<TimeAxisView*>::iterator tmp = i;
3284 if ((*i)->order() < min_order || (*i)->order() > max_order) {
3285 _editor->selection->remove (*i);
3286 _added_time_axes.remove (*i);
3295 case SelectionStartTrim:
3297 start = _editor->selection->time[_editor->clicked_selection].start;
3298 end = _editor->selection->time[_editor->clicked_selection].end;
3300 if (pending_position > end) {
3303 start = pending_position;
3307 case SelectionEndTrim:
3309 start = _editor->selection->time[_editor->clicked_selection].start;
3310 end = _editor->selection->time[_editor->clicked_selection].end;
3312 if (pending_position < start) {
3315 end = pending_position;
3322 start = _editor->selection->time[_editor->clicked_selection].start;
3323 end = _editor->selection->time[_editor->clicked_selection].end;
3325 length = end - start;
3327 start = pending_position;
3328 _editor->snap_to (start);
3330 end = start + length;
3335 if (event->button.x >= _editor->horizontal_position() + _editor->_canvas_width) {
3336 _editor->start_canvas_autoscroll (1, 0);
3340 _editor->selection->replace (_editor->clicked_selection, start, end);
3343 if (_operation == SelectionMove) {
3344 _editor->show_verbose_time_cursor(start, 10);
3346 _editor->show_verbose_time_cursor(pending_position, 10);
3351 SelectionDrag::finished (GdkEvent* event, bool movement_occurred)
3353 Session* s = _editor->session();
3355 if (movement_occurred) {
3356 motion (event, false);
3357 /* XXX this is not object-oriented programming at all. ick */
3358 if (_editor->selection->time.consolidate()) {
3359 _editor->selection->TimeChanged ();
3362 /* XXX what if its a music time selection? */
3363 if (s && (s->config.get_auto_play() || (s->get_play_range() && s->transport_rolling()))) {
3364 s->request_play_range (&_editor->selection->time, true);
3369 /* just a click, no pointer movement.*/
3371 if (Keyboard::no_modifier_keys_pressed (&event->button)) {
3372 _editor->selection->clear_time();
3375 if (_editor->clicked_axisview && !_editor->selection->selected (_editor->clicked_axisview)) {
3376 _editor->selection->set (_editor->clicked_axisview);
3379 if (s && s->get_play_range () && s->transport_rolling()) {
3380 s->request_stop (false, false);
3385 _editor->stop_canvas_autoscroll ();
3389 SelectionDrag::aborted ()
3394 RangeMarkerBarDrag::RangeMarkerBarDrag (Editor* e, ArdourCanvas::Item* i, Operation o)
3399 _drag_rect = new ArdourCanvas::SimpleRect (*_editor->time_line_group, 0.0, 0.0, 0.0, _editor->physical_screen_height);
3400 _drag_rect->hide ();
3402 _drag_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
3403 _drag_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_RangeDragRect.get();
3407 RangeMarkerBarDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3409 if (_editor->session() == 0) {
3413 Gdk::Cursor* cursor = 0;
3415 if (!_editor->temp_location) {
3416 _editor->temp_location = new Location;
3419 switch (_operation) {
3420 case CreateRangeMarker:
3421 case CreateTransportMarker:
3422 case CreateCDMarker:
3424 if (Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier)) {
3429 cursor = _editor->selector_cursor;
3433 Drag::start_grab (event, cursor);
3435 _editor->show_verbose_time_cursor (adjusted_current_frame (event), 10);
3439 RangeMarkerBarDrag::motion (GdkEvent* event, bool first_move)
3441 nframes64_t start = 0;
3442 nframes64_t end = 0;
3443 ArdourCanvas::SimpleRect *crect;
3445 switch (_operation) {
3446 case CreateRangeMarker:
3447 crect = _editor->range_bar_drag_rect;
3449 case CreateTransportMarker:
3450 crect = _editor->transport_bar_drag_rect;
3452 case CreateCDMarker:
3453 crect = _editor->cd_marker_bar_drag_rect;
3456 cerr << "Error: unknown range marker op passed to Editor::drag_range_markerbar_op ()" << endl;
3461 nframes64_t const pf = adjusted_current_frame (event);
3463 if (_operation == CreateRangeMarker || _operation == CreateTransportMarker || _operation == CreateCDMarker) {
3464 nframes64_t grab = grab_frame ();
3465 _editor->snap_to (grab);
3467 if (pf < grab_frame()) {
3475 /* first drag: Either add to the selection
3476 or create a new selection.
3481 _editor->temp_location->set (start, end);
3485 update_item (_editor->temp_location);
3487 //_drag_rect->raise_to_top();
3492 if (event->button.x >= _editor->horizontal_position() + _editor->_canvas_width) {
3493 _editor->start_canvas_autoscroll (1, 0);
3497 _editor->temp_location->set (start, end);
3499 double x1 = _editor->frame_to_pixel (start);
3500 double x2 = _editor->frame_to_pixel (end);
3501 crect->property_x1() = x1;
3502 crect->property_x2() = x2;
3504 update_item (_editor->temp_location);
3507 _editor->show_verbose_time_cursor (pf, 10);
3512 RangeMarkerBarDrag::finished (GdkEvent* event, bool movement_occurred)
3514 Location * newloc = 0;
3518 if (movement_occurred) {
3519 motion (event, false);
3522 switch (_operation) {
3523 case CreateRangeMarker:
3524 case CreateCDMarker:
3526 _editor->begin_reversible_command (_("new range marker"));
3527 XMLNode &before = _editor->session()->locations()->get_state();
3528 _editor->session()->locations()->next_available_name(rangename,"unnamed");
3529 if (_operation == CreateCDMarker) {
3530 flags = Location::IsRangeMarker | Location::IsCDMarker;
3531 _editor->cd_marker_bar_drag_rect->hide();
3534 flags = Location::IsRangeMarker;
3535 _editor->range_bar_drag_rect->hide();
3537 newloc = new Location(_editor->temp_location->start(), _editor->temp_location->end(), rangename, (Location::Flags) flags);
3538 _editor->session()->locations()->add (newloc, true);
3539 XMLNode &after = _editor->session()->locations()->get_state();
3540 _editor->session()->add_command(new MementoCommand<Locations>(*(_editor->session()->locations()), &before, &after));
3541 _editor->commit_reversible_command ();
3545 case CreateTransportMarker:
3546 // popup menu to pick loop or punch
3547 _editor->new_transport_marker_context_menu (&event->button, _item);
3551 /* just a click, no pointer movement. remember that context menu stuff was handled elsewhere */
3553 if (Keyboard::no_modifier_keys_pressed (&event->button) && _operation != CreateCDMarker) {
3558 _editor->session()->locations()->marks_either_side (grab_frame(), start, end);
3560 if (end == max_frames) {
3561 end = _editor->session()->current_end_frame ();
3564 if (start == max_frames) {
3565 start = _editor->session()->current_start_frame ();
3568 switch (_editor->mouse_mode) {
3570 /* find the two markers on either side and then make the selection from it */
3571 _editor->select_all_within (start, end, 0.0f, FLT_MAX, _editor->track_views, Selection::Set);
3575 /* find the two markers on either side of the click and make the range out of it */
3576 _editor->selection->set (start, end);
3585 _editor->stop_canvas_autoscroll ();
3589 RangeMarkerBarDrag::aborted ()
3595 RangeMarkerBarDrag::update_item (Location* location)
3597 double const x1 = _editor->frame_to_pixel (location->start());
3598 double const x2 = _editor->frame_to_pixel (location->end());
3600 _drag_rect->property_x1() = x1;
3601 _drag_rect->property_x2() = x2;
3605 MouseZoomDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3607 Drag::start_grab (event, _editor->zoom_cursor);
3608 _editor->show_verbose_time_cursor (adjusted_current_frame (event), 10);
3612 MouseZoomDrag::motion (GdkEvent* event, bool first_move)
3617 nframes64_t const pf = adjusted_current_frame (event);
3619 nframes64_t grab = grab_frame ();
3620 _editor->snap_to_with_modifier (grab, event);
3622 /* base start and end on initial click position */
3634 _editor->zoom_rect->show();
3635 _editor->zoom_rect->raise_to_top();
3638 _editor->reposition_zoom_rect(start, end);
3640 _editor->show_verbose_time_cursor (pf, 10);
3645 MouseZoomDrag::finished (GdkEvent* event, bool movement_occurred)
3647 if (movement_occurred) {
3648 motion (event, false);
3650 if (grab_frame() < last_pointer_frame()) {
3651 _editor->temporal_zoom_by_frame (grab_frame(), last_pointer_frame(), "mouse zoom");
3653 _editor->temporal_zoom_by_frame (last_pointer_frame(), grab_frame(), "mouse zoom");
3656 _editor->temporal_zoom_to_frame (false, grab_frame());
3658 temporal_zoom_step (false);
3659 center_screen (grab_frame());
3663 _editor->zoom_rect->hide();
3667 MouseZoomDrag::aborted ()
3669 _editor->zoom_rect->hide ();
3672 NoteDrag::NoteDrag (Editor* e, ArdourCanvas::Item* i)
3675 CanvasNoteEvent* cnote = dynamic_cast<CanvasNoteEvent*>(_item);
3676 region = &cnote->region_view();
3680 NoteDrag::start_grab (GdkEvent* event, Gdk::Cursor *)
3682 Drag::start_grab (event);
3685 drag_delta_note = 0;
3690 event_x = _drags->current_pointer_x();
3691 event_y = _drags->current_pointer_y();
3693 _item->property_parent().get_value()->w2i(event_x, event_y);
3695 last_x = region->snap_to_pixel(event_x);
3698 CanvasNoteEvent* cnote = dynamic_cast<CanvasNoteEvent*>(_item);
3700 if (!(was_selected = cnote->selected())) {
3702 /* tertiary-click means extend selection - we'll do that on button release,
3703 so don't add it here, because otherwise we make it hard to figure
3704 out the "extend-to" range.
3707 bool extend = Keyboard::modifier_state_equals (event->button.state, Keyboard::TertiaryModifier);
3710 bool add = Keyboard::modifier_state_equals (event->button.state, Keyboard::PrimaryModifier);
3713 region->note_selected (cnote, true);
3715 region->unique_select (cnote);
3722 NoteDrag::motion (GdkEvent*, bool)
3724 MidiStreamView* streamview = region->midi_stream_view();
3728 event_x = _drags->current_pointer_x();
3729 event_y = _drags->current_pointer_y();
3731 _item->property_parent().get_value()->w2i(event_x, event_y);
3733 event_x = region->snap_to_pixel(event_x);
3735 double dx = event_x - last_x;
3736 double dy = event_y - last_y;
3741 // Snap to note rows
3743 if (abs (dy) < streamview->note_height()) {
3746 int8_t this_delta_note;
3748 this_delta_note = (int8_t)ceil(dy / streamview->note_height() / 2.0);
3750 this_delta_note = (int8_t)floor(dy / streamview->note_height() / 2.0);
3752 drag_delta_note -= this_delta_note;
3753 dy = streamview->note_height() * this_delta_note;
3754 last_y = last_y + dy;
3759 CanvasNoteEvent* cnote = dynamic_cast<CanvasNoteEvent*>(_item);
3760 Evoral::MusicalTime new_time;
3763 nframes64_t start_frames = region->beats_to_frames(cnote->note()->time());
3764 if (drag_delta_x >= 0) {
3765 start_frames += region->snap_frame_to_frame(_editor->pixel_to_frame(drag_delta_x));
3767 start_frames -= region->snap_frame_to_frame(_editor->pixel_to_frame(-drag_delta_x));
3769 new_time = region->frames_to_beats(start_frames);
3771 new_time = cnote->note()->time();
3774 boost::shared_ptr<Evoral::Note<Evoral::MusicalTime> > check_note (
3775 new Evoral::Note<Evoral::MusicalTime> (cnote->note()->channel(),
3777 cnote->note()->length(),
3778 cnote->note()->note() + drag_delta_note,
3779 cnote->note()->velocity()));
3781 region->move_selection (dx, dy);
3784 snprintf (buf, sizeof (buf), "%s (%d)", Evoral::midi_note_name (cnote->note()->note()).c_str(),
3785 (int) floor ((cnote->note()->note() + drag_delta_note)));
3786 _editor->show_verbose_canvas_cursor_with (buf);
3791 NoteDrag::finished (GdkEvent* ev, bool moved)
3793 ArdourCanvas::CanvasNote* cnote = dynamic_cast<ArdourCanvas::CanvasNote*>(_item);
3796 if (_editor->current_mouse_mode() == Editing::MouseObject) {
3799 bool add = Keyboard::modifier_state_equals (ev->button.state, Keyboard::PrimaryModifier);
3801 region->note_deselected (cnote);
3804 bool extend = Keyboard::modifier_state_equals (ev->button.state, Keyboard::TertiaryModifier);
3805 bool add = Keyboard::modifier_state_equals (ev->button.state, Keyboard::PrimaryModifier);
3807 if (!extend && !add && region->selection_size() > 1) {
3808 region->unique_select(cnote);
3809 } else if (extend) {
3810 region->note_selected (cnote, true, true);
3812 /* it was added during button press */
3817 region->note_dropped (cnote, drag_delta_x, drag_delta_note);
3822 NoteDrag::aborted ()
3827 AutomationRangeDrag::AutomationRangeDrag (Editor* e, ArdourCanvas::Item* i, list<AudioRange> const & r)
3830 , _nothing_to_drag (false)
3832 _atav = reinterpret_cast<AutomationTimeAxisView*> (_item->get_data ("trackview"));
3835 _line = _atav->line ();
3839 AutomationRangeDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
3841 Drag::start_grab (event, cursor);
3843 list<ControlPoint*> points;
3845 XMLNode* state = &_line->get_state ();
3847 if (_ranges.empty()) {
3849 uint32_t const N = _line->npoints ();
3850 for (uint32_t i = 0; i < N; ++i) {
3851 points.push_back (_line->nth (i));
3856 boost::shared_ptr<AutomationList> the_list = _line->the_list ();
3857 for (list<AudioRange>::const_iterator j = _ranges.begin(); j != _ranges.end(); ++j) {
3859 /* fade into and out of the region that we're dragging;
3860 64 samples length plucked out of thin air.
3862 nframes64_t const h = (j->start + j->end) / 2;
3863 nframes64_t a = j->start + 64;
3867 nframes64_t b = j->end - 64;
3872 the_list->add (j->start, the_list->eval (j->start));
3873 _line->add_always_in_view (j->start);
3874 the_list->add (a, the_list->eval (a));
3875 _line->add_always_in_view (a);
3876 the_list->add (b, the_list->eval (b));
3877 _line->add_always_in_view (b);
3878 the_list->add (j->end, the_list->eval (j->end));
3879 _line->add_always_in_view (j->end);
3882 uint32_t const N = _line->npoints ();
3883 for (uint32_t i = 0; i < N; ++i) {
3885 ControlPoint* p = _line->nth (i);
3887 list<AudioRange>::const_iterator j = _ranges.begin ();
3888 while (j != _ranges.end() && (j->start >= (*p->model())->when || j->end <= (*p->model())->when)) {
3892 if (j != _ranges.end()) {
3893 points.push_back (p);
3898 if (points.empty()) {
3899 _nothing_to_drag = true;
3903 _line->start_drag_multiple (points, 1 - (_drags->current_pointer_y() / _line->height ()), state);
3907 AutomationRangeDrag::motion (GdkEvent* event, bool first_move)
3909 if (_nothing_to_drag) {
3913 float const f = 1 - (_drags->current_pointer_y() / _line->height());
3915 /* we are ignoring x position for this drag, so we can just pass in anything */
3916 _line->drag_motion (0, f, true, false);
3920 AutomationRangeDrag::finished (GdkEvent* event, bool)
3922 if (_nothing_to_drag) {
3926 motion (event, false);
3928 _line->clear_always_in_view ();
3932 AutomationRangeDrag::aborted ()
3934 _line->clear_always_in_view ();
3938 DraggingView::DraggingView (RegionView* v)
3941 initial_y = v->get_canvas_group()->property_y ();