2 Copyright (C) 2000 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.
23 #include <gtkmm2ext/gtk_ui.h>
25 #include "ardour/session.h"
26 #include "ardour/location.h"
27 #include "ardour/profile.h"
28 #include "pbd/memento_command.h"
30 #include "canvas/canvas.h"
31 #include "canvas/item.h"
32 #include "canvas/rectangle.h"
34 #include "widgets/prompter.h"
38 #include "selection.h"
40 #include "gui_thread.h"
42 #include "editor_drag.h"
47 using namespace ARDOUR;
50 using namespace Gtkmm2ext;
53 Editor::clear_marker_display ()
55 for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
59 location_markers.clear ();
60 _sorted_marker_lists.clear ();
64 Editor::add_new_location (Location *location)
66 ENSURE_GUI_THREAD (*this, &Editor::add_new_location, location);
68 ArdourCanvas::Container* group = add_new_location_internal (location);
70 /* Do a full update of the markers in this group */
71 update_marker_labels (group);
73 if (location->is_auto_punch()) {
74 update_punch_range_view ();
77 if (location->is_auto_loop()) {
78 update_loop_range_view ();
82 /** Add a new location, without a time-consuming update of all marker labels;
83 * the caller must call update_marker_labels () after calling this.
84 * @return canvas group that the location's marker was added to.
86 ArdourCanvas::Container*
87 Editor::add_new_location_internal (Location* location)
89 LocationMarkers *lam = new LocationMarkers;
92 /* make a note here of which group this marker ends up in */
93 ArdourCanvas::Container* group = 0;
95 if (location->is_cd_marker()) {
96 color = location_cd_marker_color;
97 } else if (location->is_mark()) {
98 color = location_marker_color;
99 } else if (location->is_auto_loop()) {
100 color = location_loop_color;
101 } else if (location->is_auto_punch()) {
102 color = location_punch_color;
104 color = location_range_color;
107 if (location->is_mark()) {
109 if (location->is_cd_marker() && ruler_cd_marker_action->get_active()) {
110 lam->start = new ArdourMarker (*this, *cd_marker_group, color, location->name(), ArdourMarker::Mark, location->start());
111 group = cd_marker_group;
113 lam->start = new ArdourMarker (*this, *marker_group, color, location->name(), ArdourMarker::Mark, location->start());
114 group = marker_group;
119 } else if (location->is_auto_loop()) {
122 lam->start = new ArdourMarker (*this, *transport_marker_group, color,
123 location->name(), ArdourMarker::LoopStart, location->start());
124 lam->end = new ArdourMarker (*this, *transport_marker_group, color,
125 location->name(), ArdourMarker::LoopEnd, location->end());
126 group = transport_marker_group;
128 } else if (location->is_auto_punch()) {
131 lam->start = new ArdourMarker (*this, *transport_marker_group, color,
132 location->name(), ArdourMarker::PunchIn, location->start());
133 lam->end = new ArdourMarker (*this, *transport_marker_group, color,
134 location->name(), ArdourMarker::PunchOut, location->end());
135 group = transport_marker_group;
137 } else if (location->is_session_range()) {
140 lam->start = new ArdourMarker (*this, *marker_group, color, _("start"), ArdourMarker::SessionStart, location->start());
141 lam->end = new ArdourMarker (*this, *marker_group, color, _("end"), ArdourMarker::SessionEnd, location->end());
142 group = marker_group;
146 if (location->is_cd_marker() && ruler_cd_marker_action->get_active()) {
147 lam->start = new ArdourMarker (*this, *cd_marker_group, color,
148 location->name(), ArdourMarker::RangeStart, location->start());
149 lam->end = new ArdourMarker (*this, *cd_marker_group, color,
150 location->name(), ArdourMarker::RangeEnd, location->end());
151 group = cd_marker_group;
153 lam->start = new ArdourMarker (*this, *range_marker_group, color,
154 location->name(), ArdourMarker::RangeStart, location->start());
155 lam->end = new ArdourMarker (*this, *range_marker_group, color,
156 location->name(), ArdourMarker::RangeEnd, location->end());
157 group = range_marker_group;
161 if (location->is_hidden ()) {
167 location->name_changed.connect (*this, invalidator (*this), boost::bind (&Editor::location_changed, this, _1), gui_context());
168 location->position_lock_style_changed.connect (*this, invalidator (*this), boost::bind (&Editor::location_changed, this, _1), gui_context());
169 location->FlagsChanged.connect (*this, invalidator (*this), boost::bind (&Editor::location_flags_changed, this, location), gui_context());
171 pair<Location*,LocationMarkers*> newpair;
173 newpair.first = location;
174 newpair.second = lam;
176 location_markers.insert (newpair);
178 if (select_new_marker && location->is_mark()) {
179 selection->set (lam->start);
180 select_new_marker = false;
183 lam->canvas_height_set (_visible_canvas_height);
184 lam->set_show_lines (_show_marker_lines);
186 /* Add these markers to the appropriate sorted marker lists, which will render
187 them unsorted until a call to update_marker_labels() sorts them out.
189 _sorted_marker_lists[group].push_back (lam->start);
191 _sorted_marker_lists[group].push_back (lam->end);
198 Editor::location_changed (Location *location)
200 ENSURE_GUI_THREAD (*this, &Editor::location_changed, location)
202 LocationMarkers *lam = find_location_markers (location);
205 /* a location that isn't "marked" with markers */
209 if (location->position_lock_style() == MusicTime) {
210 lam->set_name ("\u266B" + location->name ()); // BEAMED EIGHTH NOTES
212 lam->set_name (location->name ());
215 lam->set_position (location->start(), location->end());
217 if (location->is_auto_loop()) {
218 update_loop_range_view ();
219 } else if (location->is_auto_punch()) {
220 update_punch_range_view ();
223 check_marker_label (lam->start);
225 check_marker_label (lam->end);
229 /** Look at a marker and check whether its label, and those of the previous and next markers,
230 * need to have their labels updated (in case those labels need to be shortened or can be
234 Editor::check_marker_label (ArdourMarker* m)
236 /* Get a time-ordered list of markers from the last time anything changed */
237 std::list<ArdourMarker*>& sorted = _sorted_marker_lists[m->get_parent()];
239 list<ArdourMarker*>::iterator i = find (sorted.begin(), sorted.end(), m);
241 list<ArdourMarker*>::iterator prev = sorted.end ();
242 list<ArdourMarker*>::iterator next = i;
245 /* Look to see if the previous marker is still behind `m' in time */
246 if (i != sorted.begin()) {
251 if ((*prev)->position() > m->position()) {
252 /* This marker is no longer in the correct order with the previous one, so
253 * update all the markers in this group.
255 update_marker_labels (m->get_parent ());
260 /* Look to see if the next marker is still ahead of `m' in time */
261 if (next != sorted.end() && (*next)->position() < m->position()) {
262 /* This marker is no longer in the correct order with the next one, so
263 * update all the markers in this group.
265 update_marker_labels (m->get_parent ());
269 if (prev != sorted.end()) {
271 /* Update just the available space between the previous marker and this one */
273 double const p = sample_to_pixel (m->position() - (*prev)->position());
275 if (m->label_on_left()) {
276 (*prev)->set_right_label_limit (p / 2);
278 (*prev)->set_right_label_limit (p);
281 if ((*prev)->label_on_left ()) {
282 m->set_left_label_limit (p);
284 m->set_left_label_limit (p / 2);
288 if (next != sorted.end()) {
290 /* Update just the available space between this marker and the next */
292 double const p = sample_to_pixel ((*next)->position() - m->position());
294 if ((*next)->label_on_left()) {
295 m->set_right_label_limit (p / 2);
297 m->set_right_label_limit (p);
300 if (m->label_on_left()) {
301 (*next)->set_left_label_limit (p);
303 (*next)->set_left_label_limit (p / 2);
308 struct MarkerComparator {
309 bool operator() (ArdourMarker const * a, ArdourMarker const * b) {
310 return a->position() < b->position();
314 /** Update all marker labels in all groups */
316 Editor::update_marker_labels ()
318 for (std::map<ArdourCanvas::Container *, std::list<ArdourMarker *> >::iterator i = _sorted_marker_lists.begin(); i != _sorted_marker_lists.end(); ++i) {
319 update_marker_labels (i->first);
323 /** Look at all markers in a group and update label widths */
325 Editor::update_marker_labels (ArdourCanvas::Container* group)
327 list<ArdourMarker*>& sorted = _sorted_marker_lists[group];
329 if (sorted.empty()) {
333 /* We sort the list of markers and then set up the space available between each one */
335 sorted.sort (MarkerComparator ());
337 list<ArdourMarker*>::iterator i = sorted.begin ();
339 list<ArdourMarker*>::iterator prev = sorted.end ();
340 list<ArdourMarker*>::iterator next = i;
342 if (next != sorted.end()) {
346 while (i != sorted.end()) {
348 if (prev != sorted.end()) {
349 double const p = sample_to_pixel ((*i)->position() - (*prev)->position());
351 if ((*prev)->label_on_left()) {
352 (*i)->set_left_label_limit (p);
354 (*i)->set_left_label_limit (p / 2);
359 if (next != sorted.end()) {
360 double const p = sample_to_pixel ((*next)->position() - (*i)->position());
362 if ((*next)->label_on_left()) {
363 (*i)->set_right_label_limit (p / 2);
365 (*i)->set_right_label_limit (p);
377 Editor::location_flags_changed (Location *location)
379 ENSURE_GUI_THREAD (*this, &Editor::location_flags_changed, location, src)
381 LocationMarkers *lam = find_location_markers (location);
384 /* a location that isn't "marked" with markers */
388 // move cd markers to/from cd marker bar as appropriate
389 ensure_cd_marker_updated (lam, location);
391 if (location->is_cd_marker()) {
392 lam->set_color_rgba (location_cd_marker_color);
393 } else if (location->is_mark()) {
394 lam->set_color_rgba (location_marker_color);
395 } else if (location->is_auto_punch()) {
396 lam->set_color_rgba (location_punch_color);
397 } else if (location->is_auto_loop()) {
398 lam->set_color_rgba (location_loop_color);
400 lam->set_color_rgba (location_range_color);
403 if (location->is_hidden()) {
410 void Editor::update_cd_marker_display ()
412 for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
413 LocationMarkers * lam = i->second;
414 Location * location = i->first;
416 ensure_cd_marker_updated (lam, location);
420 void Editor::ensure_cd_marker_updated (LocationMarkers * lam, Location * location)
422 if (location->is_cd_marker()
423 && (ruler_cd_marker_action->get_active() && lam->start->get_parent() != cd_marker_group))
425 //cerr << "reparenting non-cd marker so it can be relocated: " << location->name() << endl;
427 lam->start->reparent (*cd_marker_group);
430 lam->end->reparent (*cd_marker_group);
433 else if ( (!location->is_cd_marker() || !ruler_cd_marker_action->get_active())
434 && (lam->start->get_parent() == cd_marker_group))
436 //cerr << "reparenting non-cd marker so it can be relocated: " << location->name() << endl;
437 if (location->is_mark()) {
439 lam->start->reparent (*marker_group);
442 lam->end->reparent (*marker_group);
447 lam->start->reparent (*range_marker_group);
450 lam->end->reparent (*range_marker_group);
456 Editor::LocationMarkers::~LocationMarkers ()
462 Editor::LocationMarkers *
463 Editor::find_location_markers (Location *location) const
465 LocationMarkerMap::const_iterator i;
467 for (i = location_markers.begin(); i != location_markers.end(); ++i) {
468 if ((*i).first == location) {
477 Editor::find_location_from_marker (ArdourMarker *marker, bool& is_start) const
479 LocationMarkerMap::const_iterator i;
481 for (i = location_markers.begin(); i != location_markers.end(); ++i) {
482 LocationMarkers *lm = (*i).second;
483 if (lm->start == marker) {
486 } else if (lm->end == marker) {
496 Editor::refresh_location_display_internal (const Locations::LocationList& locations)
500 for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
501 i->second->valid = false;
506 for (Locations::LocationList::const_iterator i = locations.begin(); i != locations.end(); ++i) {
508 LocationMarkerMap::iterator x;
510 if ((x = location_markers.find (*i)) != location_markers.end()) {
511 x->second->valid = true;
515 add_new_location_internal (*i);
518 /* remove dead ones */
520 for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ) {
522 LocationMarkerMap::iterator tmp;
527 if (!i->second->valid) {
529 remove_sorted_marker (i->second->start);
530 if (i->second->end) {
531 remove_sorted_marker (i->second->end);
534 LocationMarkers* m = i->second;
535 location_markers.erase (i);
542 update_punch_range_view ();
543 update_loop_range_view ();
547 Editor::refresh_location_display ()
549 ENSURE_GUI_THREAD (*this, &Editor::refresh_location_display)
552 _session->locations()->apply (*this, &Editor::refresh_location_display_internal);
555 update_marker_labels ();
559 Editor::LocationMarkers::hide()
568 Editor::LocationMarkers::show()
577 Editor::LocationMarkers::canvas_height_set (double h)
579 start->canvas_height_set (h);
581 end->canvas_height_set (h);
586 Editor::LocationMarkers::set_name (const string& str)
588 /* XXX: hack: don't change names of session start/end markers */
590 if (start->type() != ArdourMarker::SessionStart) {
591 start->set_name (str);
594 if (end && end->type() != ArdourMarker::SessionEnd) {
600 Editor::LocationMarkers::set_position (samplepos_t startf,
603 start->set_position (startf);
605 end->set_position (endf);
610 Editor::LocationMarkers::set_color_rgba (uint32_t rgba)
612 start->set_color_rgba (rgba);
614 end->set_color_rgba (rgba);
619 Editor::LocationMarkers::set_show_lines (bool s)
621 start->set_show_line (s);
623 end->set_show_line (s);
628 Editor::LocationMarkers::set_selected (bool s)
630 start->set_selected (s);
632 end->set_selected (s);
637 Editor::LocationMarkers::setup_lines ()
639 start->setup_line ();
646 Editor::mouse_add_new_marker (samplepos_t where, bool is_cd)
649 int flags = (is_cd ? Location::IsCDMarker|Location::IsMark : Location::IsMark);
652 _session->locations()->next_available_name(markername, _("mark"));
653 if (!choose_new_marker_name(markername)) {
656 Location *location = new Location (*_session, where, where, markername, (Location::Flags) flags, get_grid_music_divisions (0));
657 begin_reversible_command (_("add marker"));
659 XMLNode &before = _session->locations()->get_state();
660 _session->locations()->add (location, true);
661 XMLNode &after = _session->locations()->get_state();
662 _session->add_command (new MementoCommand<Locations>(*(_session->locations()), &before, &after));
664 /* find the marker we just added */
666 LocationMarkers *lam = find_location_markers (location);
668 /* make it the selected marker */
669 selection->set (lam->start);
672 commit_reversible_command ();
677 Editor::mouse_add_new_loop (samplepos_t where)
683 /* Make this marker 1/8th of the visible area of the session so that
684 it's reasonably easy to manipulate after creation.
687 samplepos_t const end = where + current_page_samples() / 8;
689 set_loop_range (where, end, _("set loop range"));
693 Editor::mouse_add_new_punch (samplepos_t where)
699 /* Make this marker 1/8th of the visible area of the session so that
700 it's reasonably easy to manipulate after creation.
703 samplepos_t const end = where + current_page_samples() / 8;
705 set_punch_range (where, end, _("set punch range"));
709 Editor::mouse_add_new_range (samplepos_t where)
715 /* Make this marker 1/8th of the visible area of the session so that
716 it's reasonably easy to manipulate after creation.
719 samplepos_t const end = where + current_page_samples() / 8;
722 _session->locations()->next_available_name (name, _("range"));
723 Location* loc = new Location (*_session, where, end, name, Location::IsRangeMarker);
725 begin_reversible_command (_("new range marker"));
726 XMLNode& before = _session->locations()->get_state ();
727 _session->locations()->add (loc, true);
728 XMLNode& after = _session->locations()->get_state ();
729 _session->add_command (new MementoCommand<Locations> (*_session->locations(), &before, &after));
730 commit_reversible_command ();
734 Editor::remove_marker (ArdourCanvas::Item& item, GdkEvent*)
736 ArdourMarker* marker;
739 if ((marker = static_cast<ArdourMarker*> (item.get_data ("marker"))) == 0) {
740 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
741 abort(); /*NOTREACHED*/
744 if (entered_marker == marker) {
745 entered_marker = NULL;
748 Location* loc = find_location_from_marker (marker, is_start);
750 if (_session && loc) {
751 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::really_remove_marker), loc));
756 Editor::really_remove_marker (Location* loc)
758 begin_reversible_command (_("remove marker"));
759 XMLNode &before = _session->locations()->get_state();
760 _session->locations()->remove (loc);
761 XMLNode &after = _session->locations()->get_state();
762 _session->add_command (new MementoCommand<Locations>(*(_session->locations()), &before, &after));
763 commit_reversible_command ();
768 Editor::location_gone (Location *location)
770 ENSURE_GUI_THREAD (*this, &Editor::location_gone, location)
772 LocationMarkerMap::iterator i;
774 if (location == transport_loop_location()) {
775 update_loop_range_view ();
778 if (location == transport_punch_location()) {
779 update_punch_range_view ();
782 for (i = location_markers.begin(); i != location_markers.end(); ++i) {
783 if (i->first == location) {
785 remove_sorted_marker (i->second->start);
786 if (i->second->end) {
787 remove_sorted_marker (i->second->end);
790 LocationMarkers* m = i->second;
791 location_markers.erase (i);
794 /* Markers that visually overlap with this (removed) marker
795 * need to be re-displayed.
796 * But finding such cases is similarly expensive as simply
797 * re-displaying all.. so:
799 refresh_location_display ();
806 Editor::tempo_or_meter_marker_context_menu (GdkEventButton* ev, ArdourCanvas::Item* item)
808 marker_menu_item = item;
812 dynamic_cast_marker_object (marker_menu_item->get_data ("marker"), &mm, &tm);
814 bool can_remove = false;
817 can_remove = !mm->meter().initial ();
818 delete meter_marker_menu;
819 build_meter_marker_menu (mm, can_remove);
820 meter_marker_menu->popup (1, ev->time);
822 if (!tm->tempo().active()) {
825 can_remove = !tm->tempo().initial() && !tm->tempo().locked_to_meter();
826 delete tempo_marker_menu;
827 build_tempo_marker_menu (tm, can_remove);
828 tempo_marker_menu->popup (1, ev->time);
835 Editor::marker_context_menu (GdkEventButton* ev, ArdourCanvas::Item* item)
837 ArdourMarker * marker;
838 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data("marker"))) == 0) {
839 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
840 abort(); /*NOTREACHED*/
844 Location * loc = find_location_from_marker (marker, is_start);
846 if (loc == transport_loop_location() || loc == transport_punch_location() || loc->is_session_range ()) {
848 delete transport_marker_menu;
849 build_range_marker_menu (loc, loc == transport_loop_location() || loc == transport_punch_location(), loc->is_session_range());
851 marker_menu_item = item;
852 transport_marker_menu->popup (1, ev->time);
854 } else if (loc->is_mark()) {
857 build_marker_menu (loc);
859 // GTK2FIX use action group sensitivity
861 if (children.size() >= 3) {
862 MenuItem * loopitem = &children[2];
864 if (loc->is_mark()) {
865 loopitem->set_sensitive(false);
868 loopitem->set_sensitive(true);
873 marker_menu_item = item;
874 marker_menu->popup (1, ev->time);
876 } else if (loc->is_range_marker()) {
877 delete range_marker_menu;
878 build_range_marker_menu (loc, false, false);
880 marker_menu_item = item;
881 range_marker_menu->popup (1, ev->time);
886 Editor::new_transport_marker_context_menu (GdkEventButton* ev, ArdourCanvas::Item*)
888 if (new_transport_marker_menu == 0) {
889 build_new_transport_marker_menu ();
892 new_transport_marker_menu->popup (1, ev->time);
897 Editor::build_marker_menu (Location* loc)
899 using namespace Menu_Helpers;
901 marker_menu = new Menu;
903 MenuList& items = marker_menu->items();
904 marker_menu->set_name ("ArdourContextMenu");
906 items.push_back (MenuElem (_("Locate to Here"), sigc::mem_fun(*this, &Editor::marker_menu_set_playhead)));
907 items.push_back (MenuElem (_("Play from Here"), sigc::mem_fun(*this, &Editor::marker_menu_play_from)));
908 items.push_back (MenuElem (_("Move Mark to Playhead"), sigc::mem_fun(*this, &Editor::marker_menu_set_from_playhead)));
910 items.push_back (SeparatorElem());
912 items.push_back (MenuElem (_("Create Range to Next Marker"), sigc::mem_fun(*this, &Editor::marker_menu_range_to_next)));
914 items.push_back (MenuElem (_("Promote to Time Origin"), sigc::mem_fun(*this, &Editor::marker_menu_set_origin)));
915 items.push_back (MenuElem (_("Hide"), sigc::mem_fun(*this, &Editor::marker_menu_hide)));
916 items.push_back (MenuElem (_("Rename..."), sigc::mem_fun(*this, &Editor::marker_menu_rename)));
918 items.push_back (CheckMenuElem (_("Lock")));
919 Gtk::CheckMenuItem* lock_item = static_cast<Gtk::CheckMenuItem*> (&items.back());
920 if (loc->locked ()) {
921 lock_item->set_active ();
923 lock_item->signal_activate().connect (sigc::mem_fun (*this, &Editor::toggle_marker_menu_lock));
925 items.push_back (CheckMenuElem (_("Glue to Bars and Beats")));
926 Gtk::CheckMenuItem* glue_item = static_cast<Gtk::CheckMenuItem*> (&items.back());
927 glue_item->set_active (loc->position_lock_style() == MusicTime);
929 glue_item->signal_activate().connect (sigc::mem_fun (*this, &Editor::toggle_marker_menu_glue));
931 items.push_back (SeparatorElem());
933 items.push_back (MenuElem (_("Remove"), sigc::mem_fun(*this, &Editor::marker_menu_remove)));
937 Editor::build_range_marker_menu (Location* loc, bool loop_or_punch, bool session)
939 using namespace Menu_Helpers;
941 bool const loop_or_punch_or_session = loop_or_punch || session;
943 Menu* markerMenu = new Menu;
945 if (loop_or_punch_or_session) {
946 transport_marker_menu = markerMenu;
948 range_marker_menu = markerMenu;
950 MenuList& items = markerMenu->items();
951 markerMenu->set_name ("ArdourContextMenu");
953 items.push_back (MenuElem (_("Play Range"), sigc::mem_fun(*this, &Editor::marker_menu_play_range)));
954 items.push_back (MenuElem (_("Locate to Marker"), sigc::mem_fun(*this, &Editor::marker_menu_set_playhead)));
955 items.push_back (MenuElem (_("Play from Marker"), sigc::mem_fun(*this, &Editor::marker_menu_play_from)));
956 items.push_back (MenuElem (_("Loop Range"), sigc::mem_fun(*this, &Editor::marker_menu_loop_range)));
958 items.push_back (MenuElem (_("Set Marker from Playhead"), sigc::mem_fun(*this, &Editor::marker_menu_set_from_playhead)));
959 items.push_back (MenuElem (_("Set Range from Selection"), sigc::bind (sigc::mem_fun(*this, &Editor::marker_menu_set_from_selection), false)));
961 items.push_back (MenuElem (_("Zoom to Range"), sigc::mem_fun (*this, &Editor::marker_menu_zoom_to_range)));
963 items.push_back (SeparatorElem());
964 items.push_back (CheckMenuElem (_("Glue to Bars and Beats")));
966 Gtk::CheckMenuItem* glue_item = static_cast<Gtk::CheckMenuItem*> (&items.back());
967 glue_item->set_active (loc->position_lock_style() == MusicTime);
968 glue_item->signal_activate().connect (sigc::mem_fun (*this, &Editor::toggle_marker_menu_glue));
970 items.push_back (SeparatorElem());
971 items.push_back (MenuElem (_("Export Range..."), sigc::mem_fun(*this, &Editor::export_range)));
972 items.push_back (SeparatorElem());
974 items.push_back (MenuElem (_("Promote to Time Origin"), sigc::mem_fun(*this, &Editor::marker_menu_set_origin)));
975 if (!loop_or_punch_or_session) {
976 items.push_back (MenuElem (_("Hide Range"), sigc::mem_fun(*this, &Editor::marker_menu_hide)));
977 items.push_back (MenuElem (_("Rename Range..."), sigc::mem_fun(*this, &Editor::marker_menu_rename)));
981 items.push_back (MenuElem (_("Remove Range"), sigc::mem_fun(*this, &Editor::marker_menu_remove)));
984 if (!loop_or_punch_or_session || !session) {
985 items.push_back (SeparatorElem());
988 items.push_back (MenuElem (_("Separate Regions in Range"), sigc::mem_fun(*this, &Editor::marker_menu_separate_regions_using_location)));
989 items.push_back (MenuElem (_("Select All in Range"), sigc::mem_fun(*this, &Editor::marker_menu_select_all_selectables_using_range)));
990 items.push_back (MenuElem (_("Select Range"), sigc::mem_fun(*this, &Editor::marker_menu_select_using_range)));
994 Editor::build_tempo_marker_menu (TempoMarker* loc, bool can_remove)
996 using namespace Menu_Helpers;
998 tempo_marker_menu = new Menu;
1000 MenuList& items = tempo_marker_menu->items();
1001 tempo_marker_menu->set_name ("ArdourContextMenu");
1003 if (!loc->tempo().initial()) {
1004 if (loc->tempo().clamped()) {
1005 items.push_back (MenuElem (_("Don't Continue"), sigc::mem_fun(*this, &Editor::toggle_tempo_clamped)));
1007 items.push_back (MenuElem (_("Continue"), sigc::mem_fun(*this, &Editor::toggle_tempo_clamped)));
1011 if (loc->tempo().type() == TempoSection::Ramp) {
1012 items.push_back (MenuElem (_("Set Constant"), sigc::mem_fun(*this, &Editor::toggle_tempo_type)));
1015 TempoSection* next_ts = _session->tempo_map().next_tempo_section (&loc->tempo());
1016 if (next_ts && next_ts->note_types_per_minute() != loc->tempo().end_note_types_per_minute()) {
1017 items.push_back (MenuElem (_("Ramp to Next"), sigc::mem_fun(*this, &Editor::ramp_to_next_tempo)));
1020 if (loc->tempo().position_lock_style() == AudioTime && can_remove) {
1021 items.push_back (SeparatorElem());
1022 items.push_back (MenuElem (_("Lock to Music"), sigc::mem_fun(*this, &Editor::toggle_marker_lock_style)));
1023 } else if (can_remove) {
1024 items.push_back (SeparatorElem());
1025 items.push_back (MenuElem (_("Lock to Audio"), sigc::mem_fun(*this, &Editor::toggle_marker_lock_style)));
1028 items.push_back (SeparatorElem());
1030 items.push_back (MenuElem (_("Edit..."), sigc::mem_fun(*this, &Editor::marker_menu_edit)));
1031 items.push_back (MenuElem (_("Remove"), sigc::mem_fun(*this, &Editor::marker_menu_remove)));
1032 items.back().set_sensitive (can_remove);
1036 Editor::build_meter_marker_menu (MeterMarker* loc, bool can_remove)
1038 using namespace Menu_Helpers;
1040 meter_marker_menu = new Menu;
1042 MenuList& items = meter_marker_menu->items();
1043 meter_marker_menu->set_name ("ArdourContextMenu");
1045 if (loc->meter().position_lock_style() == AudioTime && can_remove) {
1046 items.push_back (MenuElem (_("Lock to Music"), sigc::mem_fun(*this, &Editor::toggle_marker_lock_style)));
1047 } else if (can_remove) {
1048 items.push_back (MenuElem (_("Lock to Audio"), sigc::mem_fun(*this, &Editor::toggle_marker_lock_style)));
1051 items.push_back (MenuElem (_("Edit..."), sigc::mem_fun(*this, &Editor::marker_menu_edit)));
1052 items.push_back (MenuElem (_("Remove"), sigc::mem_fun(*this, &Editor::marker_menu_remove)));
1054 items.back().set_sensitive (can_remove);
1058 Editor::build_new_transport_marker_menu ()
1060 using namespace Menu_Helpers;
1062 new_transport_marker_menu = new Menu;
1064 MenuList& items = new_transport_marker_menu->items();
1065 new_transport_marker_menu->set_name ("ArdourContextMenu");
1067 items.push_back (MenuElem (_("Set Loop Range"), sigc::mem_fun(*this, &Editor::new_transport_marker_menu_set_loop)));
1068 items.push_back (MenuElem (_("Set Punch Range"), sigc::mem_fun(*this, &Editor::new_transport_marker_menu_set_punch)));
1070 new_transport_marker_menu->signal_unmap().connect ( sigc::mem_fun(*this, &Editor::new_transport_marker_menu_popdown));
1074 Editor::marker_menu_hide ()
1076 ArdourMarker* marker;
1078 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1079 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1080 abort(); /*NOTREACHED*/
1086 if ((l = find_location_from_marker (marker, is_start)) != 0) {
1087 l->set_hidden (true, this);
1092 Editor::marker_menu_set_origin ()
1094 ArdourMarker* marker;
1096 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1097 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1098 abort(); /*NOTREACHED*/
1104 if ((l = find_location_from_marker (marker, is_start)) != 0) {
1105 _session->locations()->set_clock_origin (l, this);
1110 Editor::marker_menu_select_using_range ()
1112 ArdourMarker* marker;
1114 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1115 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1116 abort(); /*NOTREACHED*/
1122 if (((l = find_location_from_marker (marker, is_start)) != 0) && (l->end() > l->start())) {
1123 set_selection_from_range (*l);
1128 Editor::marker_menu_select_all_selectables_using_range ()
1130 ArdourMarker* marker;
1132 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1133 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1134 abort(); /*NOTREACHED*/
1140 if (((l = find_location_from_marker (marker, is_start)) != 0) && (l->end() > l->start())) {
1141 select_all_within (l->start(), l->end() - 1, 0, DBL_MAX, track_views, Selection::Set, false);
1147 Editor::marker_menu_separate_regions_using_location ()
1149 ArdourMarker* marker;
1151 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1152 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1153 abort(); /*NOTREACHED*/
1159 if (((l = find_location_from_marker (marker, is_start)) != 0) && (l->end() > l->start())) {
1160 separate_regions_using_location (*l);
1166 Editor::marker_menu_play_from ()
1168 ArdourMarker* marker;
1170 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1171 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1172 abort(); /*NOTREACHED*/
1178 if ((l = find_location_from_marker (marker, is_start)) != 0) {
1181 _session->request_locate (l->start(), true);
1184 //_session->request_bounded_roll (l->start(), l->end());
1187 _session->request_locate (l->start(), true);
1189 _session->request_locate (l->end(), true);
1196 Editor::marker_menu_set_playhead ()
1198 ArdourMarker* marker;
1200 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1201 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1202 abort(); /*NOTREACHED*/
1208 if ((l = find_location_from_marker (marker, is_start)) != 0) {
1211 _session->request_locate (l->start(), false);
1215 _session->request_locate (l->start(), false);
1217 _session->request_locate (l->end(), false);
1224 Editor::marker_menu_range_to_next ()
1226 ArdourMarker* marker;
1231 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1232 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1233 abort(); /*NOTREACHED*/
1239 if ((l = find_location_from_marker (marker, is_start)) == 0) {
1245 _session->locations()->marks_either_side (marker->position(), start, end);
1247 if (end != max_samplepos) {
1248 string range_name = l->name();
1249 range_name += "-range";
1251 Location* newrange = new Location (*_session, marker->position(), end, range_name, Location::IsRangeMarker);
1252 _session->locations()->add (newrange);
1257 Editor::marker_menu_set_from_playhead ()
1259 ArdourMarker* marker;
1261 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1262 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1263 abort(); /*NOTREACHED*/
1268 const int32_t divisions = get_grid_music_divisions (0);
1270 if ((l = find_location_from_marker (marker, is_start)) != 0) {
1273 l->set_start (_session->audible_sample (), false, true, divisions);
1277 l->set_start (_session->audible_sample (), false, true, divisions);
1279 l->set_end (_session->audible_sample (), false, true, divisions);
1286 Editor::marker_menu_set_from_selection (bool /*force_regions*/)
1288 ArdourMarker* marker;
1290 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1291 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1292 abort(); /*NOTREACHED*/
1298 if ((l = find_location_from_marker (marker, is_start)) != 0) {
1306 if (!selection->time.empty()) {
1307 l->set (selection->time.start(), selection->time.end_sample());
1308 } else if (!selection->regions.empty()) {
1309 l->set (selection->regions.start(), selection->regions.end_sample());
1317 Editor::marker_menu_play_range ()
1319 ArdourMarker* marker;
1321 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1322 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1323 abort(); /*NOTREACHED*/
1329 if ((l = find_location_from_marker (marker, is_start)) != 0) {
1332 _session->request_locate (l->start(), true);
1335 _session->request_bounded_roll (l->start(), l->end());
1342 Editor::marker_menu_loop_range ()
1344 ArdourMarker* marker;
1346 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1347 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1348 abort(); /*NOTREACHED*/
1354 if ((l = find_location_from_marker (marker, is_start)) != 0) {
1355 if (l != transport_loop_location()) {
1356 set_loop_range (l->start(), l->end(), _("loop range from marker"));
1358 _session->request_locate (l->start(), true);
1359 _session->request_play_loop (true);
1363 /** Temporal zoom to the range of the marker_menu_item (plus 5% either side) */
1365 Editor::marker_menu_zoom_to_range ()
1367 ArdourMarker* marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"));
1371 Location* l = find_location_from_marker (marker, is_start);
1376 samplecnt_t const extra = l->length() * 0.05;
1377 samplepos_t a = l->start ();
1382 samplepos_t b = l->end ();
1383 if (b < (max_samplepos - extra)) {
1387 temporal_zoom_by_sample (a, b);
1391 Editor::dynamic_cast_marker_object (void* p, MeterMarker** m, TempoMarker** t) const
1393 ArdourMarker* marker = reinterpret_cast<ArdourMarker*> (p);
1395 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1396 abort(); /*NOTREACHED*/
1399 *m = dynamic_cast<MeterMarker*> (marker);
1400 *t = dynamic_cast<TempoMarker*> (marker);
1404 Editor::marker_menu_edit ()
1408 dynamic_cast_marker_object (marker_menu_item->get_data ("marker"), &mm, &tm);
1411 edit_meter_section (&mm->meter());
1413 edit_tempo_section (&tm->tempo());
1418 Editor::marker_menu_remove ()
1422 dynamic_cast_marker_object (marker_menu_item->get_data ("marker"), &mm, &tm);
1425 remove_meter_marker (marker_menu_item);
1427 remove_tempo_marker (marker_menu_item);
1429 remove_marker (*marker_menu_item, (GdkEvent*) 0);
1434 Editor::toggle_marker_lock_style ()
1438 dynamic_cast_marker_object (marker_menu_item->get_data ("marker"), &mm, &tm);
1441 begin_reversible_command (_("change meter lock style"));
1442 XMLNode &before = _session->tempo_map().get_state();
1443 MeterSection* msp = &mm->meter();
1445 const Meter meter (msp->divisions_per_bar(), msp->note_divisor());
1446 const Timecode::BBT_Time bbt (msp->bbt());
1447 const PositionLockStyle pls = (msp->position_lock_style() == AudioTime) ? MusicTime : AudioTime;
1449 _session->tempo_map().replace_meter (*msp, meter, bbt, msp->sample(), pls);
1451 XMLNode &after = _session->tempo_map().get_state();
1452 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
1453 commit_reversible_command ();
1455 TempoSection* tsp = &tm->tempo();
1457 const double pulse = tsp->pulse();
1458 const samplepos_t sample = tsp->sample();
1459 const PositionLockStyle pls = (tsp->position_lock_style() == AudioTime) ? MusicTime : AudioTime;
1460 const Tempo tempo (tsp->note_types_per_minute(), tsp->note_type(), tsp->end_note_types_per_minute());
1462 begin_reversible_command (_("change tempo lock style"));
1463 XMLNode &before = _session->tempo_map().get_state();
1465 _session->tempo_map().replace_tempo (*tsp, tempo, pulse, sample, pls);
1467 XMLNode &after = _session->tempo_map().get_state();
1468 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
1469 commit_reversible_command ();
1472 /* actally just resets the ts to constant using initial tempo */
1474 Editor::toggle_tempo_type ()
1478 dynamic_cast_marker_object (marker_menu_item->get_data ("marker"), &mm, &tm);
1481 TempoSection* tsp = &tm->tempo();
1483 const Tempo tempo (tsp->note_types_per_minute(), tsp->note_type());
1484 const double pulse = tsp->pulse();
1485 const samplepos_t sample = tsp->sample();
1486 const PositionLockStyle pls = tsp->position_lock_style();
1488 begin_reversible_command (_("set tempo to constant"));
1489 XMLNode &before = _session->tempo_map().get_state();
1491 _session->tempo_map().replace_tempo (*tsp, tempo, pulse, sample, pls);
1493 XMLNode &after = _session->tempo_map().get_state();
1494 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
1495 commit_reversible_command ();
1498 /* clamped locks the previous section end tempo to the start tempo */
1500 Editor::toggle_tempo_clamped ()
1504 dynamic_cast_marker_object (marker_menu_item->get_data ("marker"), &mm, &tm);
1507 begin_reversible_command (_("Clamp Tempo"));
1508 XMLNode &before = _session->tempo_map().get_state();
1510 TempoSection* tsp = &tm->tempo();
1511 TempoSection* prev = _session->tempo_map().previous_tempo_section (tsp);
1514 /* set to the end tempo of the previous section */
1515 Tempo new_tempo (prev->end_note_types_per_minute(), prev->note_type(), tsp->end_note_types_per_minute());
1516 _session->tempo_map().gui_change_tempo (tsp, new_tempo);
1519 tsp->set_clamped (!tsp->clamped());
1521 XMLNode &after = _session->tempo_map().get_state();
1522 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
1523 commit_reversible_command ();
1528 Editor::ramp_to_next_tempo ()
1532 dynamic_cast_marker_object (marker_menu_item->get_data ("marker"), &mm, &tm);
1535 TempoMap& tmap (_session->tempo_map());
1536 TempoSection* tsp = &tm->tempo();
1537 TempoSection* next_ts = tmap.next_tempo_section (&tm->tempo());
1539 const Tempo tempo (tsp->note_types_per_minute(), tsp->note_type(), next_ts->note_types_per_minute());
1540 const double pulse = tsp->pulse();
1541 const samplepos_t sample = tsp->sample();
1542 const PositionLockStyle pls = tsp->position_lock_style();
1544 begin_reversible_command (_("ramp to next tempo"));
1545 XMLNode &before = _session->tempo_map().get_state();
1547 tmap.replace_tempo (*tsp, tempo, pulse, sample, pls);
1549 XMLNode &after = _session->tempo_map().get_state();
1550 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
1551 commit_reversible_command ();
1557 Editor::toggle_marker_menu_lock ()
1559 ArdourMarker* marker;
1561 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1562 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1563 abort(); /*NOTREACHED*/
1569 loc = find_location_from_marker (marker, ignored);
1575 if (loc->locked()) {
1583 Editor::marker_menu_rename ()
1585 ArdourMarker* marker;
1587 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1588 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1589 abort(); /*NOTREACHED*/
1593 rename_marker (marker);
1597 Editor::rename_marker(ArdourMarker *marker)
1602 loc = find_location_from_marker (marker, is_start);
1608 if (loc == transport_loop_location() || loc == transport_punch_location() || loc->is_session_range()) {
1612 ArdourWidgets::Prompter dialog (true);
1615 dialog.set_prompt (_("New Name:"));
1617 if (loc->is_mark()) {
1618 dialog.set_title (_("Rename Mark"));
1620 dialog.set_title (_("Rename Range"));
1623 dialog.set_name ("MarkRenameWindow");
1624 dialog.set_size_request (250, -1);
1625 dialog.set_position (Gtk::WIN_POS_MOUSE);
1627 dialog.add_button (_("Rename"), RESPONSE_ACCEPT);
1628 dialog.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
1629 dialog.set_initial_text (loc->name());
1633 switch (dialog.run ()) {
1634 case RESPONSE_ACCEPT:
1640 begin_reversible_command ( _("rename marker") );
1641 XMLNode &before = _session->locations()->get_state();
1643 dialog.get_result(txt);
1644 loc->set_name (txt);
1645 _session->set_dirty ();
1647 XMLNode &after = _session->locations()->get_state();
1648 _session->add_command (new MementoCommand<Locations>(*(_session->locations()), &before, &after));
1649 commit_reversible_command ();
1653 Editor::new_transport_marker_menu_popdown ()
1656 transport_bar_drag_rect->hide();
1662 Editor::new_transport_marker_menu_set_loop ()
1664 set_loop_range (temp_location->start(), temp_location->end(), _("set loop range"));
1668 Editor::new_transport_marker_menu_set_punch ()
1670 set_punch_range (temp_location->start(), temp_location->end(), _("set punch range"));
1674 Editor::update_loop_range_view ()
1676 if (_session == 0) {
1682 if (_session->get_play_loop() && ((tll = transport_loop_location()) != 0)) {
1684 double x1 = sample_to_pixel (tll->start());
1685 double x2 = sample_to_pixel (tll->end());
1687 transport_loop_range_rect->set_x0 (x1);
1688 transport_loop_range_rect->set_x1 (x2);
1690 transport_loop_range_rect->show();
1693 transport_loop_range_rect->hide();
1698 Editor::update_punch_range_view ()
1700 if (_session == 0) {
1706 if ((_session->config.get_punch_in() || _session->config.get_punch_out()) && ((tpl = transport_punch_location()) != 0)) {
1711 if (_session->config.get_punch_in()) {
1712 pixel_start = sample_to_pixel (tpl->start());
1716 if (_session->config.get_punch_out()) {
1717 pixel_end = sample_to_pixel (tpl->end());
1719 pixel_end = sample_to_pixel (max_samplepos);
1722 transport_punch_range_rect->set_x0 (pixel_start);
1723 transport_punch_range_rect->set_x1 (pixel_end);
1724 transport_punch_range_rect->show();
1728 transport_punch_range_rect->hide();
1733 Editor::marker_selection_changed ()
1735 if (_session && _session->deletion_in_progress()) {
1739 for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
1740 i->second->set_selected (false);
1743 for (MarkerSelection::iterator x = selection->markers.begin(); x != selection->markers.end(); ++x) {
1744 (*x)->set_selected (true);
1748 struct SortLocationsByPosition {
1749 bool operator() (Location* a, Location* b) {
1750 return a->start() < b->start();
1755 Editor::goto_nth_marker (int n)
1760 const Locations::LocationList& l (_session->locations()->list());
1761 Locations::LocationList ordered;
1764 SortLocationsByPosition cmp;
1767 for (Locations::LocationList::iterator i = ordered.begin(); n >= 0 && i != ordered.end(); ++i) {
1768 if ((*i)->is_mark() && !(*i)->is_hidden() && !(*i)->is_session_range()) {
1770 _session->request_locate ((*i)->start(), _session->transport_rolling());
1779 Editor::toggle_marker_menu_glue ()
1781 ArdourMarker* marker;
1783 if ((marker = reinterpret_cast<ArdourMarker *> (marker_menu_item->get_data ("marker"))) == 0) {
1784 fatal << _("programming error: marker canvas item has no marker object pointer!") << endmsg;
1785 abort(); /*NOTREACHED*/
1791 loc = find_location_from_marker (marker, ignored);
1797 begin_reversible_command (_("change marker lock style"));
1798 XMLNode &before = _session->locations()->get_state();
1800 if (loc->position_lock_style() == MusicTime) {
1801 loc->set_position_lock_style (AudioTime);
1803 loc->set_position_lock_style (MusicTime);
1806 XMLNode &after = _session->locations()->get_state();
1807 _session->add_command(new MementoCommand<Locations>(*(_session->locations()), &before, &after));
1808 commit_reversible_command ();
1812 Editor::toggle_marker_lines ()
1814 _show_marker_lines = !_show_marker_lines;
1816 for (LocationMarkerMap::iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
1817 i->second->set_show_lines (_show_marker_lines);
1822 Editor::remove_sorted_marker (ArdourMarker* m)
1824 for (std::map<ArdourCanvas::Container *, std::list<ArdourMarker *> >::iterator i = _sorted_marker_lists.begin(); i != _sorted_marker_lists.end(); ++i) {
1825 i->second.remove (m);
1830 Editor::find_marker_from_location_id (PBD::ID const & id, bool is_start) const
1832 for (LocationMarkerMap::const_iterator i = location_markers.begin(); i != location_markers.end(); ++i) {
1833 if (i->first->id() == id) {
1834 return is_start ? i->second->start : i->second->end;