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.
20 #include <cstdio> // for sprintf, grrr
25 #include <gtk/gtkaction.h>
27 #include <ardour/tempo.h>
28 #include <ardour/profile.h>
29 #include <gtkmm2ext/gtk_ui.h>
34 #include "gtk-custom-hruler.h"
35 #include "gui_thread.h"
40 using namespace ARDOUR;
43 using namespace Editing;
45 Editor *Editor::ruler_editor;
47 /* the order here must match the "metric" enums in editor.h */
49 GtkCustomMetric Editor::ruler_metrics[4] = {
50 {1, Editor::_metric_get_smpte },
51 {1, Editor::_metric_get_bbt },
52 {1, Editor::_metric_get_frames },
53 {1, Editor::_metric_get_minsec }
57 Editor::initialize_rulers ()
60 ruler_grabbed_widget = 0;
62 _ruler_separator = new Gtk::HSeparator();
63 _ruler_separator->set_size_request(-1, 2);
64 _ruler_separator->show();
66 _minsec_ruler = gtk_custom_hruler_new ();
67 minsec_ruler = Glib::wrap (_minsec_ruler);
68 minsec_ruler->set_name ("MinSecRuler");
69 minsec_ruler->set_size_request (-1, (int)timebar_height);
70 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_minsec_ruler), &ruler_metrics[ruler_metric_minsec]);
71 minsec_ruler->hide ();
72 minsec_ruler->set_no_show_all();
74 _smpte_ruler = gtk_custom_hruler_new ();
75 smpte_ruler = Glib::wrap (_smpte_ruler);
76 smpte_ruler->set_name ("SMPTERuler");
77 smpte_ruler->set_size_request (-1, (int)timebar_height);
78 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_smpte_ruler), &ruler_metrics[ruler_metric_smpte]);
80 smpte_ruler->set_no_show_all();
82 _frames_ruler = gtk_custom_hruler_new ();
83 frames_ruler = Glib::wrap (_frames_ruler);
84 frames_ruler->set_name ("FramesRuler");
85 frames_ruler->set_size_request (-1, (int)timebar_height);
86 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_frames_ruler), &ruler_metrics[ruler_metric_frames]);
87 frames_ruler->hide ();
88 frames_ruler->set_no_show_all();
90 _bbt_ruler = gtk_custom_hruler_new ();
91 bbt_ruler = Glib::wrap (_bbt_ruler);
92 bbt_ruler->set_name ("BBTRuler");
93 bbt_ruler->set_size_request (-1, (int)timebar_height);
94 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_bbt_ruler), &ruler_metrics[ruler_metric_bbt]);
96 bbt_ruler->set_no_show_all();
98 using namespace Box_Helpers;
99 BoxList & ruler_lab_children = ruler_label_vbox.children();
100 BoxList & ruler_children = time_canvas_vbox.children();
101 BoxList & lab_children = time_button_vbox.children();
103 BoxList::iterator canvaspos = ruler_children.begin();
105 lab_children.push_back (Element(meter_label, PACK_SHRINK, PACK_START));
106 lab_children.push_back (Element(tempo_label, PACK_SHRINK, PACK_START));
107 lab_children.push_back (Element(range_mark_label, PACK_SHRINK, PACK_START));
108 lab_children.push_back (Element(transport_mark_label, PACK_SHRINK, PACK_START));
109 lab_children.push_back (Element(cd_mark_label, PACK_SHRINK, PACK_START));
110 lab_children.push_back (Element(mark_label, PACK_SHRINK, PACK_START));
112 ruler_lab_children.push_back (Element(minsec_label, PACK_SHRINK, PACK_START));
113 ruler_children.insert (canvaspos, Element(*minsec_ruler, PACK_SHRINK, PACK_START));
114 ruler_lab_children.push_back (Element(smpte_label, PACK_SHRINK, PACK_START));
115 ruler_children.insert (canvaspos, Element(*smpte_ruler, PACK_SHRINK, PACK_START));
116 ruler_lab_children.push_back (Element(frame_label, PACK_SHRINK, PACK_START));
117 ruler_children.insert (canvaspos, Element(*frames_ruler, PACK_SHRINK, PACK_START));
118 ruler_lab_children.push_back (Element(bbt_label, PACK_SHRINK, PACK_START));
119 ruler_children.insert (canvaspos, Element(*bbt_ruler, PACK_SHRINK, PACK_START));
121 smpte_ruler->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::SCROLL_MASK);
122 bbt_ruler->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::SCROLL_MASK);
123 frames_ruler->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::SCROLL_MASK);
124 minsec_ruler->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::SCROLL_MASK);
126 smpte_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
127 bbt_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
128 frames_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
129 minsec_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
131 smpte_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
132 bbt_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
133 frames_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
134 minsec_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
136 smpte_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
137 bbt_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
138 frames_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
139 minsec_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
141 smpte_ruler->signal_scroll_event().connect (mem_fun(*this, &Editor::ruler_scroll));
142 bbt_ruler->signal_scroll_event().connect (mem_fun(*this, &Editor::ruler_scroll));
143 frames_ruler->signal_scroll_event().connect (mem_fun(*this, &Editor::ruler_scroll));
144 minsec_ruler->signal_scroll_event().connect (mem_fun(*this, &Editor::ruler_scroll));
146 visible_timebars = 0; /*this will be changed below */
147 ruler_pressed_button = 0;
148 canvas_timebars_vsize = 0;
152 Editor::ruler_scroll (GdkEventScroll* event)
155 int direction = event->direction;
156 bool handled = false;
160 temporal_zoom_step (true);
164 case GDK_SCROLL_DOWN:
165 temporal_zoom_step (false);
169 case GDK_SCROLL_LEFT:
170 xdelta = (current_page_frames() / 2);
171 if (leftmost_frame > xdelta) {
172 reset_x_origin (leftmost_frame - xdelta);
179 case GDK_SCROLL_RIGHT:
180 xdelta = (current_page_frames() / 2);
181 if (max_frames - xdelta > leftmost_frame) {
182 reset_x_origin (leftmost_frame + xdelta);
184 reset_x_origin (max_frames - current_page_frames());
199 Editor::ruler_button_press (GdkEventButton* ev)
205 ruler_pressed_button = ev->button;
207 // jlc: grab ev->window ?
208 //Gtk::Main::grab_add (*minsec_ruler);
209 Widget * grab_widget = 0;
211 if (smpte_ruler->is_realized() && ev->window == smpte_ruler->get_window()->gobj()) grab_widget = smpte_ruler;
212 else if (bbt_ruler->is_realized() && ev->window == bbt_ruler->get_window()->gobj()) grab_widget = bbt_ruler;
213 else if (frames_ruler->is_realized() && ev->window == frames_ruler->get_window()->gobj()) grab_widget = frames_ruler;
214 else if (minsec_ruler->is_realized() && ev->window == minsec_ruler->get_window()->gobj()) grab_widget = minsec_ruler;
217 grab_widget->add_modal_grab ();
218 ruler_grabbed_widget = grab_widget;
222 Gdk::ModifierType state;
224 /* need to use the correct x,y, the event lies */
225 time_canvas_event_box.get_window()->get_pointer (x, y, state);
227 nframes64_t where = leftmost_frame + pixel_to_frame (x);
229 switch (ev->button) {
231 // Since we will locate the playhead on button release, cancel any running
233 if (session->is_auditioning()) {
234 session->cancel_audition ();
236 /* playhead cursor */
238 playhead_cursor->set_position (where);
239 _dragging_playhead = true;
255 Editor::ruler_button_release (GdkEventButton* ev)
258 Gdk::ModifierType state;
260 /* need to use the correct x,y, the event lies */
261 time_canvas_event_box.get_window()->get_pointer (x, y, state);
263 ruler_pressed_button = 0;
269 stop_canvas_autoscroll();
271 nframes64_t where = leftmost_frame + pixel_to_frame (x);
273 switch (ev->button) {
275 /* transport playhead */
276 _dragging_playhead = false;
278 session->request_locate (where, session->transport_rolling());
289 popup_ruler_menu (where);
297 if (ruler_grabbed_widget) {
298 ruler_grabbed_widget->remove_modal_grab();
299 ruler_grabbed_widget = 0;
306 Editor::ruler_label_button_release (GdkEventButton* ev)
308 if (ev->button == 3) {
309 Gtk::Menu* m= dynamic_cast<Gtk::Menu*> (ActionManager::get_widget (X_("/RulerMenuPopup")));
311 m->popup (1, ev->time);
320 Editor::ruler_mouse_motion (GdkEventMotion* ev)
322 if (session == 0 || !ruler_pressed_button) {
330 Gdk::ModifierType state;
332 /* need to use the correct x,y, the event lies */
333 time_canvas_event_box.get_window()->get_pointer (x, y, state);
336 track_canvas->c2w (x, y, wcx, wcy);
337 track_canvas->w2c (wcx, wcy, cx, cy);
339 nframes64_t where = leftmost_frame + pixel_to_frame (x);
341 /// ripped from maybe_autoscroll, and adapted to work here
342 nframes64_t rightmost_frame = leftmost_frame + current_page_frames ();
344 if (autoscroll_timeout_tag < 0) {
345 if (where > rightmost_frame) {
346 if (rightmost_frame < max_frames) {
347 start_canvas_autoscroll (1, 0);
349 } else if (where <= leftmost_frame) {
350 if (leftmost_frame > 0) {
351 start_canvas_autoscroll (-1, 0);
355 if (where >= leftmost_frame && where < rightmost_frame) {
356 stop_canvas_autoscroll ();
365 switch (ruler_pressed_button) {
367 /* transport playhead */
368 cursor = playhead_cursor;
373 // EDIT CURSOR XXX do something useful
381 cursor->set_position (where);
383 if (cursor == playhead_cursor) {
384 UpdateAllTransportClocks (cursor->current_frame);
393 Editor::popup_ruler_menu (nframes64_t where, ItemType t)
395 using namespace Menu_Helpers;
397 if (editor_ruler_menu == 0) {
398 editor_ruler_menu = new Menu;
399 editor_ruler_menu->set_name ("ArdourContextMenu");
402 // always build from scratch
403 MenuList& ruler_items = editor_ruler_menu->items();
404 editor_ruler_menu->set_name ("ArdourContextMenu");
409 ruler_items.push_back (MenuElem (_("New location marker"), bind ( mem_fun(*this, &Editor::mouse_add_new_marker), where, false, false)));
410 ruler_items.push_back (MenuElem (_("Clear all locations"), mem_fun(*this, &Editor::clear_markers)));
411 ruler_items.push_back (MenuElem (_("Unhide locations"), mem_fun(*this, &Editor::unhide_markers)));
412 ruler_items.push_back (SeparatorElem ());
414 case RangeMarkerBarItem:
415 //ruler_items.push_back (MenuElem (_("New Range")));
416 ruler_items.push_back (MenuElem (_("Clear all ranges"), mem_fun(*this, &Editor::clear_ranges)));
417 ruler_items.push_back (MenuElem (_("Unhide ranges"), mem_fun(*this, &Editor::unhide_ranges)));
418 ruler_items.push_back (SeparatorElem ());
421 case TransportMarkerBarItem:
425 case CdMarkerBarItem:
427 ruler_items.push_back (MenuElem (_("New CD track marker"), bind ( mem_fun(*this, &Editor::mouse_add_new_marker), where, true, false)));
432 ruler_items.push_back (MenuElem (_("New Tempo"), bind ( mem_fun(*this, &Editor::mouse_add_new_tempo_event), where)));
433 ruler_items.push_back (MenuElem (_("Clear tempo")));
434 ruler_items.push_back (SeparatorElem ());
438 ruler_items.push_back (MenuElem (_("New Meter"), bind ( mem_fun(*this, &Editor::mouse_add_new_meter_event), where)));
439 ruler_items.push_back (MenuElem (_("Clear meter")));
440 ruler_items.push_back (SeparatorElem ());
447 Glib::RefPtr<Action> action;
449 action = ActionManager::get_action ("Rulers", "toggle-minsec-ruler");
451 ruler_items.push_back (MenuElem (*action->create_menu_item()));
453 if (!Profile->get_sae()) {
454 action = ActionManager::get_action ("Rulers", "toggle-timecode-ruler");
456 ruler_items.push_back (MenuElem (*action->create_menu_item()));
459 action = ActionManager::get_action ("Rulers", "toggle-samples-ruler");
461 ruler_items.push_back (MenuElem (*action->create_menu_item()));
463 action = ActionManager::get_action ("Rulers", "toggle-bbt-ruler");
465 ruler_items.push_back (MenuElem (*action->create_menu_item()));
467 action = ActionManager::get_action ("Rulers", "toggle-meter-ruler");
469 ruler_items.push_back (MenuElem (*action->create_menu_item()));
471 action = ActionManager::get_action ("Rulers", "toggle-tempo-ruler");
473 ruler_items.push_back (MenuElem (*action->create_menu_item()));
475 if (!Profile->get_sae()) {
476 action = ActionManager::get_action ("Rulers", "toggle-range-ruler");
478 ruler_items.push_back (MenuElem (*action->create_menu_item()));
481 action = ActionManager::get_action ("Rulers", "toggle-loop-punch-ruler");
483 ruler_items.push_back (MenuElem (*action->create_menu_item()));
485 action = ActionManager::get_action ("Rulers", "toggle-cd-marker-ruler");
487 ruler_items.push_back (MenuElem (*action->create_menu_item()));
489 action = ActionManager::get_action ("Rulers", "toggle-marker-ruler");
491 ruler_items.push_back (MenuElem (*action->create_menu_item()));
494 editor_ruler_menu->popup (1, gtk_get_current_event_time());
496 no_ruler_shown_update = false;
500 Editor::store_ruler_visibility ()
502 XMLNode* node = new XMLNode(X_("RulerVisibility"));
504 node->add_property (X_("smpte"), ruler_timecode_action->get_active() ? "yes": "no");
505 node->add_property (X_("bbt"), ruler_bbt_action->get_active() ? "yes": "no");
506 node->add_property (X_("frames"), ruler_samples_action->get_active() ? "yes": "no");
507 node->add_property (X_("minsec"), ruler_minsec_action->get_active() ? "yes": "no");
508 node->add_property (X_("tempo"), ruler_tempo_action->get_active() ? "yes": "no");
509 node->add_property (X_("meter"), ruler_meter_action->get_active() ? "yes": "no");
510 node->add_property (X_("marker"), ruler_marker_action->get_active() ? "yes": "no");
511 node->add_property (X_("rangemarker"), ruler_range_action->get_active() ? "yes": "no");
512 node->add_property (X_("transportmarker"), ruler_loop_punch_action->get_active() ? "yes": "no");
513 node->add_property (X_("cdmarker"), ruler_cd_marker_action->get_active() ? "yes": "no");
515 session->add_extra_xml (*node);
516 session->set_dirty ();
520 Editor::restore_ruler_visibility ()
523 XMLNode * node = session->extra_xml (X_("RulerVisibility"));
525 no_ruler_shown_update = true;
528 if ((prop = node->property ("smpte")) != 0) {
529 if (prop->value() == "yes") {
530 ruler_timecode_action->set_active (true);
532 ruler_timecode_action->set_active (false);
535 if ((prop = node->property ("bbt")) != 0) {
536 if (prop->value() == "yes") {
537 ruler_bbt_action->set_active (true);
539 ruler_bbt_action->set_active (false);
542 if ((prop = node->property ("frames")) != 0) {
543 if (prop->value() == "yes") {
544 ruler_samples_action->set_active (true);
546 ruler_samples_action->set_active (false);
549 if ((prop = node->property ("minsec")) != 0) {
550 if (prop->value() == "yes") {
551 ruler_minsec_action->set_active (true);
553 ruler_minsec_action->set_active (false);
556 if ((prop = node->property ("tempo")) != 0) {
557 if (prop->value() == "yes") {
558 ruler_tempo_action->set_active (true);
560 ruler_tempo_action->set_active (false);
563 if ((prop = node->property ("meter")) != 0) {
564 if (prop->value() == "yes") {
565 ruler_meter_action->set_active (true);
567 ruler_meter_action->set_active (false);
570 if ((prop = node->property ("marker")) != 0) {
571 if (prop->value() == "yes") {
572 ruler_marker_action->set_active (true);
574 ruler_marker_action->set_active (false);
577 if ((prop = node->property ("rangemarker")) != 0) {
578 if (prop->value() == "yes") {
579 ruler_range_action->set_active (true);
581 ruler_range_action->set_active (false);
585 if ((prop = node->property ("transportmarker")) != 0) {
586 if (prop->value() == "yes") {
587 ruler_loop_punch_action->set_active (true);
589 ruler_loop_punch_action->set_active (false);
593 if ((prop = node->property ("cdmarker")) != 0) {
594 if (prop->value() == "yes") {
595 ruler_cd_marker_action->set_active (true);
597 ruler_cd_marker_action->set_active (false);
601 // this session doesn't yet know about the cdmarker ruler
602 // as a benefit to the user who doesn't know the feature exists, show the ruler if
603 // any cd marks exist
604 ruler_cd_marker_action->set_active (false);
605 const Locations::LocationList & locs = session->locations()->list();
606 for (Locations::LocationList::const_iterator i = locs.begin(); i != locs.end(); ++i) {
607 if ((*i)->is_cd_marker()) {
608 ruler_cd_marker_action->set_active (true);
616 no_ruler_shown_update = false;
617 update_ruler_visibility ();
621 Editor::update_ruler_visibility ()
623 int visible_rulers = 0;
625 if (no_ruler_shown_update) {
629 visible_timebars = 0;
631 if (ruler_minsec_action->get_active()) {
633 minsec_label.show ();
634 minsec_ruler->show ();
636 minsec_label.hide ();
637 minsec_ruler->hide ();
640 if (ruler_timecode_action->get_active()) {
643 smpte_ruler->show ();
646 smpte_ruler->hide ();
649 if (ruler_samples_action->get_active()) {
652 frames_ruler->show ();
655 frames_ruler->hide ();
658 if (ruler_bbt_action->get_active()) {
672 /* gtk update probs require this (damn) */
675 range_mark_label.hide();
676 transport_mark_label.hide();
677 cd_mark_label.hide();
680 if (ruler_meter_action->get_active()) {
681 old_unit_pos = meter_group->property_y();
682 if (tbpos != old_unit_pos) {
683 meter_group->move ( 0.0, tbpos - old_unit_pos);
685 old_unit_pos = meter_bar_group->property_y();
686 if (tbgpos != old_unit_pos) {
687 meter_bar_group->move ( 0.0, tbgpos - old_unit_pos);
689 meter_bar_group->show();
692 tbpos += timebar_height;
693 tbgpos += timebar_height;
696 meter_bar_group->hide();
701 if (ruler_tempo_action->get_active()) {
702 old_unit_pos = tempo_group->property_y();
703 if (tbpos != old_unit_pos) {
704 tempo_group->move(0.0, tbpos - old_unit_pos);
706 old_unit_pos = tempo_bar_group->property_y();
707 if (tbgpos != old_unit_pos) {
708 tempo_bar_group->move ( 0.0, tbgpos - old_unit_pos);
710 tempo_bar_group->show();
713 tbpos += timebar_height;
714 tbgpos += timebar_height;
717 tempo_bar_group->hide();
722 if (!Profile->get_sae() && ruler_range_action->get_active()) {
723 old_unit_pos = range_marker_group->property_y();
724 if (tbpos != old_unit_pos) {
725 range_marker_group->move (0.0, tbpos - old_unit_pos);
727 old_unit_pos = range_marker_bar_group->property_y();
728 if (tbgpos != old_unit_pos) {
729 range_marker_bar_group->move (0.0, tbgpos - old_unit_pos);
731 range_marker_bar_group->show();
732 range_marker_group->show();
733 range_mark_label.show();
734 tbpos += timebar_height;
735 tbgpos += timebar_height;
738 range_marker_bar_group->hide();
739 range_marker_group->hide();
740 range_mark_label.hide();
743 if (ruler_loop_punch_action->get_active()) {
744 old_unit_pos = transport_marker_group->property_y();
745 if (tbpos != old_unit_pos) {
746 transport_marker_group->move ( 0.0, tbpos - old_unit_pos);
748 old_unit_pos = transport_marker_bar_group->property_y();
749 if (tbgpos != old_unit_pos) {
750 transport_marker_bar_group->move ( 0.0, tbgpos - old_unit_pos);
752 transport_marker_bar_group->show();
753 transport_marker_group->show();
754 transport_mark_label.show();
755 tbpos += timebar_height;
756 tbgpos += timebar_height;
759 transport_marker_bar_group->hide();
760 transport_marker_group->hide();
761 transport_mark_label.hide();
764 if (ruler_cd_marker_action->get_active()) {
765 old_unit_pos = cd_marker_group->property_y();
766 if (tbpos != old_unit_pos) {
767 cd_marker_group->move (0.0, tbpos - old_unit_pos);
769 old_unit_pos = cd_marker_bar_group->property_y();
770 if (tbgpos != old_unit_pos) {
771 cd_marker_bar_group->move (0.0, tbgpos - old_unit_pos);
773 cd_marker_bar_group->show();
774 cd_marker_group->show();
775 cd_mark_label.show();
776 tbpos += timebar_height;
777 tbgpos += timebar_height;
779 // make sure all cd markers show up in their respective places
780 update_cd_marker_display();
782 cd_marker_bar_group->hide();
783 cd_marker_group->hide();
784 cd_mark_label.hide();
785 // make sure all cd markers show up in their respective places
786 update_cd_marker_display();
789 if (ruler_marker_action->get_active()) {
790 old_unit_pos = marker_group->property_y();
791 if (tbpos != old_unit_pos) {
792 marker_group->move ( 0.0, tbpos - old_unit_pos);
794 old_unit_pos = marker_bar_group->property_y();
795 if (tbgpos != old_unit_pos) {
796 marker_bar_group->move ( 0.0, tbgpos - old_unit_pos);
798 marker_bar_group->show();
799 marker_group->show();
801 tbpos += timebar_height;
802 tbgpos += timebar_height;
805 marker_bar_group->hide();
806 marker_group->hide();
810 gdouble old_canvas_timebars_vsize = canvas_timebars_vsize;
811 canvas_timebars_vsize = (timebar_height * visible_timebars) - 1;
812 gdouble vertical_pos_delta = canvas_timebars_vsize - old_canvas_timebars_vsize;
813 vertical_adjustment.set_upper(vertical_adjustment.get_upper() + vertical_pos_delta);
814 full_canvas_height += vertical_pos_delta;
816 if (vertical_adjustment.get_value() != 0 && (vertical_adjustment.get_value() + canvas_height >= full_canvas_height)) {
817 /*if we're at the bottom of the canvas, don't move the _trackview_group*/
818 vertical_adjustment.set_value (full_canvas_height - canvas_height + 1);
820 _trackview_group->property_y () = - get_trackview_group_vertical_offset ();
821 _trackview_group->move (0, 0);
822 last_trackview_group_vertical_offset = get_trackview_group_vertical_offset ();
825 gdouble bottom_track_pos = vertical_adjustment.get_value() + canvas_height - canvas_timebars_vsize;
826 if (trackview_by_y_position(bottom_track_pos) != 0) {
827 trackview_by_y_position(bottom_track_pos)->clip_to_viewport ();
830 ruler_label_vbox.set_size_request (-1, (int)(timebar_height * visible_rulers));
831 time_canvas_vbox.set_size_request (-1,-1);
833 update_fixed_rulers();
834 redisplay_tempo (false);
838 Editor::update_just_smpte ()
840 ENSURE_GUI_THREAD(mem_fun(*this, &Editor::update_just_smpte));
846 nframes64_t rightmost_frame = leftmost_frame + current_page_frames();
848 if (ruler_timecode_action->get_active()) {
849 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_smpte_ruler), leftmost_frame, rightmost_frame,
850 leftmost_frame, session->current_end_frame());
855 Editor::update_fixed_rulers ()
857 nframes64_t rightmost_frame;
863 ruler_metrics[ruler_metric_smpte].units_per_pixel = frames_per_unit;
864 ruler_metrics[ruler_metric_frames].units_per_pixel = frames_per_unit;
865 ruler_metrics[ruler_metric_minsec].units_per_pixel = frames_per_unit;
867 rightmost_frame = leftmost_frame + current_page_frames ();
869 /* these force a redraw, which in turn will force execution of the metric callbacks
870 to compute the relevant ticks to display.
873 if (ruler_timecode_action->get_active()) {
874 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_smpte_ruler), leftmost_frame, rightmost_frame,
875 leftmost_frame, session->current_end_frame());
878 if (ruler_samples_action->get_active()) {
879 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_frames_ruler), leftmost_frame, rightmost_frame,
880 leftmost_frame, session->current_end_frame());
883 if (ruler_minsec_action->get_active()) {
884 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_minsec_ruler), leftmost_frame, rightmost_frame,
885 leftmost_frame, session->current_end_frame());
890 Editor::update_tempo_based_rulers ()
896 ruler_metrics[ruler_metric_bbt].units_per_pixel = frames_per_unit;
898 if (ruler_bbt_action->get_active()) {
899 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_bbt_ruler), leftmost_frame, leftmost_frame+current_page_frames(),
900 leftmost_frame, session->current_end_frame());
904 /* Mark generation */
907 Editor::_metric_get_smpte (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
909 return ruler_editor->metric_get_smpte (marks, lower, upper, maxchars);
913 Editor::_metric_get_bbt (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
915 return ruler_editor->metric_get_bbt (marks, lower, upper, maxchars);
919 Editor::_metric_get_frames (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
921 return ruler_editor->metric_get_frames (marks, lower, upper, maxchars);
925 Editor::_metric_get_minsec (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
927 return ruler_editor->metric_get_minsec (marks, lower, upper, maxchars);
931 Editor::metric_get_smpte (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
941 bool show_bits = false;
942 bool show_frames = false;
943 bool show_seconds = false;
944 bool show_minutes = false;
945 bool show_hours = false;
952 fr = session->frame_rate();
954 if (lower > (spacer = (nframes64_t)(128 * Editor::get_current_zoom ()))) {
955 lower = lower - spacer;
959 upper = upper + spacer;
960 range = (nframes64_t) floor (upper - lower);
962 if (range < (2 * session->frames_per_smpte_frame())) { /* 0 - 2 frames */
965 nmarks = 1 + (2 * Config->get_subframes_per_frame());
966 } else if (range <= (fr / 4)) { /* 2 frames - 0.250 second */
969 nmarks = 1 + (range / (nframes64_t)session->frames_per_smpte_frame());
970 } else if (range <= (fr / 2)) { /* 0.25-0.5 second */
973 nmarks = 1 + (range / (nframes64_t)session->frames_per_smpte_frame());
974 } else if (range <= fr) { /* 0.5-1 second */
977 nmarks = 1 + (range / (nframes64_t)session->frames_per_smpte_frame());
978 } else if (range <= 2 * fr) { /* 1-2 seconds */
981 nmarks = 1 + (range / (nframes64_t)session->frames_per_smpte_frame());
982 } else if (range <= 8 * fr) { /* 2-8 seconds */
985 nmarks = 1 + (range / fr);
986 } else if (range <= 16 * fr) { /* 8-16 seconds */
989 nmarks = 1 + (range / fr);
990 } else if (range <= 30 * fr) { /* 16-30 seconds */
993 nmarks = 1 + (range / fr);
994 } else if (range <= 60 * fr) { /* 30-60 seconds */
997 nmarks = 1 + (range / fr);
998 } else if (range <= 2 * 60 * fr) { /* 1-2 minutes */
1001 nmarks = 1 + (range / fr);
1002 } else if (range <= 4 * 60 * fr) { /* 2-4 minutes */
1003 show_seconds = true;
1005 nmarks = 1 + (range / fr);
1006 } else if (range <= 10 * 60 * fr) { /* 4-10 minutes */
1007 show_minutes = true;
1010 } else if (range <= 30 * 60 * fr) { /* 10-30 minutes */
1011 show_minutes = true;
1014 } else if (range <= 60 * 60 * fr) { /* 30 minutes - 1hr */
1015 show_minutes = true;
1018 } else if (range <= 4 * 60 * 60 * fr) { /* 1 - 4 hrs*/
1019 show_minutes = true;
1021 nmarks = 1 + (60 * 4);
1022 } else if (range <= 8 * 60 * 60 * fr) { /* 4 - 8 hrs*/
1026 } else if (range <= 16 * 60 * 60 * fr) { /* 16-24 hrs*/
1032 /* not possible if nframes64_t is a 32 bit quantity */
1039 pos = (nframes_t) floor (lower);
1041 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1044 // Find smpte time of this sample (pos) with subframe accuracy
1045 session->sample_to_smpte(pos, smpte, true /* use_offset */, true /* use_subframes */ );
1047 for (n = 0; n < nmarks; n++) {
1048 session->smpte_to_sample(smpte, pos, true /* use_offset */, true /* use_subframes */ );
1049 if ((smpte.subframes % mark_modulo) == 0) {
1050 if (smpte.subframes == 0) {
1051 (*marks)[n].style = GtkCustomRulerMarkMajor;
1052 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1054 (*marks)[n].style = GtkCustomRulerMarkMinor;
1055 snprintf (buf, sizeof(buf), ".%02u", smpte.subframes);
1058 snprintf (buf, sizeof(buf)," ");
1059 (*marks)[n].style = GtkCustomRulerMarkMicro;
1062 (*marks)[n].label = g_strdup (buf);
1063 (*marks)[n].position = pos;
1065 // Increment subframes by one
1066 SMPTE::increment_subframes( smpte );
1068 } else if (show_seconds) {
1069 // Find smpte time of this sample (pos)
1070 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1071 // Go to next whole second down
1072 SMPTE::seconds_floor( smpte );
1074 for (n = 0; n < nmarks; n++) {
1075 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1076 if ((smpte.seconds % mark_modulo) == 0) {
1077 if (smpte.seconds == 0) {
1078 (*marks)[n].style = GtkCustomRulerMarkMajor;
1079 (*marks)[n].position = pos;
1081 (*marks)[n].style = GtkCustomRulerMarkMinor;
1082 (*marks)[n].position = pos;
1084 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1086 snprintf (buf, sizeof(buf)," ");
1087 (*marks)[n].style = GtkCustomRulerMarkMicro;
1088 (*marks)[n].position = pos;
1091 (*marks)[n].label = g_strdup (buf);
1092 SMPTE::increment_seconds( smpte );
1094 } else if (show_minutes) {
1095 // Find smpte time of this sample (pos)
1096 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1097 // Go to next whole minute down
1098 SMPTE::minutes_floor( smpte );
1100 for (n = 0; n < nmarks; n++) {
1101 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1102 if ((smpte.minutes % mark_modulo) == 0) {
1103 if (smpte.minutes == 0) {
1104 (*marks)[n].style = GtkCustomRulerMarkMajor;
1106 (*marks)[n].style = GtkCustomRulerMarkMinor;
1108 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1110 snprintf (buf, sizeof(buf)," ");
1111 (*marks)[n].style = GtkCustomRulerMarkMicro;
1114 (*marks)[n].label = g_strdup (buf);
1115 (*marks)[n].position = pos;
1116 SMPTE::increment_minutes( smpte );
1118 } else if (show_hours) {
1119 // Find smpte time of this sample (pos)
1120 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1121 // Go to next whole hour down
1122 SMPTE::hours_floor( smpte );
1124 for (n = 0; n < nmarks; n++) {
1125 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1126 if ((smpte.hours % mark_modulo) == 0) {
1127 (*marks)[n].style = GtkCustomRulerMarkMajor;
1128 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1130 snprintf (buf, sizeof(buf)," ");
1131 (*marks)[n].style = GtkCustomRulerMarkMicro;
1134 (*marks)[n].label = g_strdup (buf);
1135 (*marks)[n].position = pos;
1137 SMPTE::increment_hours( smpte );
1139 } else { // show_frames
1140 // Find smpte time of this sample (pos)
1141 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1142 // Go to next whole frame down
1143 SMPTE::frames_floor( smpte );
1145 for (n = 0; n < nmarks; n++) {
1146 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1147 if ((smpte.frames % mark_modulo) == 0) {
1148 (*marks)[n].style = GtkCustomRulerMarkMajor;
1149 (*marks)[n].position = pos;
1150 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1152 snprintf (buf, sizeof(buf)," ");
1153 (*marks)[n].style = GtkCustomRulerMarkMicro;
1154 (*marks)[n].position = pos;
1157 (*marks)[n].label = g_strdup (buf);
1158 SMPTE::increment( smpte );
1167 Editor::metric_get_bbt (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1173 TempoMap::BBTPointList::iterator i;
1177 uint32_t desirable_marks;
1178 uint32_t magic_accent_number = 1;
1183 bool bar_helper_on = true;
1186 nframes64_t next_beat_pos;
1188 if ((desirable_marks = maxchars / 7) == 0) {
1192 /* align the tick marks to whatever we're snapping to... */
1194 switch (snap_type) {
1195 case SnapToAThirdBeat:
1196 bbt_beat_subdivision = 3;
1198 case SnapToAQuarterBeat:
1199 bbt_beat_subdivision = 4;
1201 case SnapToAEighthBeat:
1202 bbt_beat_subdivision = 8;
1203 magic_accent_number = 2;
1205 case SnapToASixteenthBeat:
1206 bbt_beat_subdivision = 16;
1207 magic_accent_number = 4;
1209 case SnapToAThirtysecondBeat:
1210 bbt_beat_subdivision = 32;
1211 magic_accent_number = 8;
1214 bbt_beat_subdivision = 4;
1218 if (current_bbt_points == 0 || current_bbt_points->empty()) {
1222 i = current_bbt_points->end();
1224 bars = (*i).bar - (*current_bbt_points->begin()).bar;
1225 beats = current_bbt_points->size() - bars;
1227 /*Only show the bar helper if there aren't many bars on the screen */
1229 bar_helper_on = false;
1232 if (desirable_marks > (beats / 4)) {
1234 /* we're in beat land...*/
1239 nframes64_t frame_skip;
1240 double frame_skip_error;
1241 double accumulated_error;
1242 double position_of_helper;
1243 bool i_am_accented = false;
1244 bool we_need_ticks = false;
1245 bool helper_active = false;
1247 position_of_helper = lower + (30 * Editor::get_current_zoom ());
1249 if (desirable_marks >= (beats)) {
1250 nmarks = (beats * bbt_beat_subdivision) + 1;
1251 we_need_ticks = true;
1256 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1258 (*marks)[0].label = g_strdup(" ");
1259 (*marks)[0].position = lower;
1260 (*marks)[0].style = GtkCustomRulerMarkMicro;
1262 for (n = 1, i = current_bbt_points->begin(); n < nmarks && i != current_bbt_points->end(); ++i) {
1264 if ((*i).frame < lower && (bar_helper_on)) {
1265 snprintf (buf, sizeof(buf), "<%" PRIu32 "|%" PRIu32, (*i).bar, (*i).beat);
1266 (*marks)[0].label = g_strdup (buf);
1267 helper_active = true;
1270 if ((*i).type == TempoMap::Bar) {
1271 if (((*i).frame < position_of_helper) && helper_active) {
1272 snprintf (buf, sizeof(buf), " ");
1274 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1276 (*marks)[n].label = g_strdup (buf);
1277 (*marks)[n].position = (*i).frame;
1278 (*marks)[n].style = GtkCustomRulerMarkMajor;
1281 } else if (((*i).type == TempoMap::Beat) && ((*i).beat > 1)) {
1282 ((((*i).frame < position_of_helper) && bar_helper_on) || !we_need_ticks) ?
1283 snprintf (buf, sizeof(buf), " ") : snprintf (buf, sizeof(buf), "%" PRIu32, (*i).beat);
1284 if (((*i).beat % 2 == 1) || we_need_ticks) {
1285 (*marks)[n].style = GtkCustomRulerMarkMinor;
1287 (*marks)[n].style = GtkCustomRulerMarkMicro;
1289 (*marks)[n].label = g_strdup (buf);
1290 (*marks)[n].position = (*i).frame;
1297 /* Add the tick marks */
1299 if (we_need_ticks && (*i).type == TempoMap::Beat) {
1301 /* Find the next beat */
1303 next_beat.beats = (*i).beat;
1304 next_beat.bars = (*i).bar;
1306 if ((*i).meter->beats_per_bar() > (next_beat.beats + 1)) {
1307 next_beat.beats += 1;
1309 next_beat.bars += 1;
1310 next_beat.beats = 1;
1313 next_beat_pos = session->tempo_map().frame_time(next_beat);
1315 frame_skip = (nframes64_t) floor (frame_skip_error = (session->frame_rate() * 60) / (bbt_beat_subdivision * (*i).tempo->beats_per_minute()));
1316 frame_skip_error -= frame_skip;
1317 skip = (uint32_t) (Meter::ticks_per_beat / bbt_beat_subdivision);
1319 pos = (*i).frame + frame_skip;
1320 accumulated_error = frame_skip_error;
1324 for (t = 0; (tick < Meter::ticks_per_beat) && (n < nmarks) && (pos < next_beat_pos) ; pos += frame_skip, tick += skip, ++t) {
1326 if (t % magic_accent_number == (magic_accent_number - 1)) {
1327 i_am_accented = true;
1329 if (Editor::get_current_zoom () > 32) {
1330 snprintf (buf, sizeof(buf), " ");
1331 } else if ((Editor::get_current_zoom () > 8) && !i_am_accented) {
1332 snprintf (buf, sizeof(buf), " ");
1333 } else if (bar_helper_on && (pos < position_of_helper)) {
1334 snprintf (buf, sizeof(buf), " ");
1336 snprintf (buf, sizeof(buf), "%" PRIu32, tick);
1339 (*marks)[n].label = g_strdup (buf);
1341 /* Error compensation for float to nframes64_t*/
1342 accumulated_error += frame_skip_error;
1343 if (accumulated_error > 1) {
1345 accumulated_error -= 1.0f;
1348 (*marks)[n].position = pos;
1350 if ((bbt_beat_subdivision > 4) && i_am_accented) {
1351 (*marks)[n].style = GtkCustomRulerMarkMinor;
1353 (*marks)[n].style = GtkCustomRulerMarkMicro;
1355 i_am_accented = false;
1361 return n; //return the actual number of marks made, since we might have skipped some fro fractional time signatures
1365 /* we're in bar land */
1367 if (desirable_marks < (bars / 256)) {
1369 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1370 snprintf (buf, sizeof(buf), "too many bars... (currently %" PRIu32 ")", bars );
1371 (*marks)[0].style = GtkCustomRulerMarkMajor;
1372 (*marks)[0].label = g_strdup (buf);
1373 (*marks)[0].position = lower;
1374 } else if (desirable_marks < (uint32_t)(nmarks = (gint) (bars / 64) + 1)) {
1375 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1376 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1377 if ((*i).type == TempoMap::Bar) {
1378 if ((*i).bar % 64 == 1) {
1379 if ((*i).bar % 256 == 1) {
1380 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1381 (*marks)[n].style = GtkCustomRulerMarkMajor;
1383 snprintf (buf, sizeof(buf), " ");
1384 if ((*i).bar % 256 == 129) {
1385 (*marks)[n].style = GtkCustomRulerMarkMinor;
1387 (*marks)[n].style = GtkCustomRulerMarkMicro;
1390 (*marks)[n].label = g_strdup (buf);
1391 (*marks)[n].position = (*i).frame;
1396 } else if (desirable_marks < (uint32_t)(nmarks = (bars / 16) + 1)) {
1397 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1398 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1399 if ((*i).type == TempoMap::Bar) {
1400 if ((*i).bar % 16 == 1) {
1401 if ((*i).bar % 64 == 1) {
1402 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1403 (*marks)[n].style = GtkCustomRulerMarkMajor;
1405 snprintf (buf, sizeof(buf), " ");
1406 if ((*i).bar % 64 == 33) {
1407 (*marks)[n].style = GtkCustomRulerMarkMinor;
1409 (*marks)[n].style = GtkCustomRulerMarkMicro;
1412 (*marks)[n].label = g_strdup (buf);
1413 (*marks)[n].position = (*i).frame;
1418 } else if (desirable_marks < (uint32_t)(nmarks = (bars / 4) + 1)){
1419 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1420 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; ++i) {
1421 if ((*i).type == TempoMap::Bar) {
1422 if ((*i).bar % 4 == 1) {
1423 if ((*i).bar % 16 == 1) {
1424 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1425 (*marks)[n].style = GtkCustomRulerMarkMajor;
1427 snprintf (buf, sizeof(buf), " ");
1428 if ((*i).bar % 16 == 9) {
1429 (*marks)[n].style = GtkCustomRulerMarkMinor;
1431 (*marks)[n].style = GtkCustomRulerMarkMicro;
1434 (*marks)[n].label = g_strdup (buf);
1435 (*marks)[n].position = (*i).frame;
1442 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks );
1443 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1444 if ((*i).type == TempoMap::Bar) {
1445 if ((*i).bar % 4 == 1) {
1446 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1447 (*marks)[n].style = GtkCustomRulerMarkMajor;
1449 snprintf (buf, sizeof(buf), " ");
1450 if ((*i).bar % 4 == 3) {
1451 (*marks)[n].style = GtkCustomRulerMarkMinor;
1453 (*marks)[n].style = GtkCustomRulerMarkMicro;
1456 (*marks)[n].label = g_strdup (buf);
1457 (*marks)[n].position = (*i).frame;
1467 Editor::metric_get_frames (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1469 nframes64_t mark_interval;
1471 nframes64_t ilower = (nframes64_t) floor (lower);
1472 nframes64_t iupper = (nframes64_t) floor (upper);
1481 mark_interval = (iupper - ilower) / 5;
1482 if (mark_interval > session->frame_rate()) {
1483 mark_interval -= mark_interval % session->frame_rate();
1485 mark_interval = session->frame_rate() / (session->frame_rate() / mark_interval ) ;
1488 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1489 for (n = 0, pos = ilower; n < nmarks; pos += mark_interval, ++n) {
1490 snprintf (buf, sizeof(buf), "%" PRIi64, pos);
1491 (*marks)[n].label = g_strdup (buf);
1492 (*marks)[n].position = pos;
1493 (*marks)[n].style = GtkCustomRulerMarkMajor;
1500 sample_to_clock_parts ( nframes64_t sample,
1501 nframes64_t sample_rate,
1515 hrs = left / (sample_rate * 60 * 60);
1516 left -= hrs * sample_rate * 60 * 60;
1517 mins = left / (sample_rate * 60);
1518 left -= mins * sample_rate * 60;
1519 secs = left / sample_rate;
1520 left -= secs * sample_rate;
1521 millisecs = left * 1000 / sample_rate;
1523 *millisecs_p = millisecs;
1532 Editor::metric_get_minsec (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1536 nframes64_t mark_interval;
1539 long hrs, mins, secs, millisecs;
1543 gint mark_modulo = 100;
1544 bool show_seconds = false;
1545 bool show_minutes = false;
1546 bool show_hours = false;
1547 nframes64_t ilower = (nframes64_t) floor (lower);
1548 nframes64_t iupper = (nframes64_t) floor (upper);
1554 fr = session->frame_rate();
1556 /* to prevent 'flashing' */
1557 if (lower > (spacer = (nframes64_t)(128 * Editor::get_current_zoom ()))) {
1558 lower = lower - spacer;
1562 upper = upper + spacer;
1563 range = iupper - ilower;
1565 if (range < (fr / 50)) {
1566 mark_interval = fr / 100; /* show 1/100 seconds */
1568 } else if (range <= (fr / 10)) { /* 0-0.1 second */
1569 mark_interval = fr / 50; /* show 1/50 seconds */
1571 } else if (range <= (fr / 2)) { /* 0-0.5 second */
1572 mark_interval = fr / 20; /* show 1/20 seconds */
1574 } else if (range <= fr) { /* 0-1 second */
1575 mark_interval = fr / 10; /* show 1/10 seconds */
1577 } else if (range <= 2 * fr) { /* 1-2 seconds */
1578 mark_interval = fr / 2; /* show 1/2 seconds */
1580 } else if (range <= 8 * fr) { /* 2-5 seconds */
1581 mark_interval = fr / 5; /* show 2 seconds */
1583 } else if (range <= 16 * fr) { /* 8-16 seconds */
1584 mark_interval = fr; /* show 1 seconds */
1585 show_seconds = true;
1587 } else if (range <= 30 * fr) { /* 10-30 seconds */
1588 mark_interval = fr; /* show 10 seconds */
1589 show_seconds = true;
1591 } else if (range <= 60 * fr) { /* 30-60 seconds */
1592 mark_interval = 5 * fr; /* show 5 seconds */
1593 show_seconds = true;
1595 } else if (range <= 2 * 60 * fr) { /* 1-2 minutes */
1596 mark_interval = 5 * fr; /* show 5 seconds */
1597 show_seconds = true;
1599 } else if (range <= 4 * 60 * fr) { /* 4 minutes */
1600 mark_interval = 10 * fr; /* show 10 seconds */
1601 show_seconds = true;
1603 } else if (range <= 10 * 60 * fr) { /* 10 minutes */
1604 mark_interval = 30 * fr; /* show 30 seconds */
1605 show_seconds = true;
1607 } else if (range <= 30 * 60 * fr) { /* 10-30 minutes */
1608 mark_interval = 60 * fr; /* show 1 minute */
1609 show_minutes = true;
1611 } else if (range <= 60 * 60 * fr) { /* 30 minutes - 1hr */
1612 mark_interval = 2 * 60 * fr; /* show 2 minutes */
1613 show_minutes = true;
1615 } else if (range <= 4 * 60 * 60 * fr) { /* 1 - 4 hrs*/
1616 mark_interval = 5 * 60 * fr; /* show 10 minutes */
1617 show_minutes = true;
1619 } else if (range <= 8 * 60 * 60 * fr) { /* 4 - 8 hrs*/
1620 mark_interval = 20 * 60 * fr; /* show 20 minutes */
1621 show_minutes = true;
1623 } else if (range <= 16 * 60 * 60 * fr) { /* 16-24 hrs*/
1624 mark_interval = 60 * 60 * fr; /* show 60 minutes */
1629 /* not possible if nframes64_t is a 32 bit quantity */
1631 mark_interval = 4 * 60 * 60 * fr; /* show 4 hrs */
1634 nmarks = 1 + (range / mark_interval);
1635 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1636 pos = ((ilower + (mark_interval/2))/mark_interval) * mark_interval;
1639 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1640 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1641 if (secs % mark_modulo == 0) {
1643 (*marks)[n].style = GtkCustomRulerMarkMajor;
1645 (*marks)[n].style = GtkCustomRulerMarkMinor;
1647 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1649 snprintf (buf, sizeof(buf), " ");
1650 (*marks)[n].style = GtkCustomRulerMarkMicro;
1652 (*marks)[n].label = g_strdup (buf);
1653 (*marks)[n].position = pos;
1655 } else if (show_minutes) {
1656 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1657 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1658 if (mins % mark_modulo == 0) {
1660 (*marks)[n].style = GtkCustomRulerMarkMajor;
1662 (*marks)[n].style = GtkCustomRulerMarkMinor;
1664 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1666 snprintf (buf, sizeof(buf), " ");
1667 (*marks)[n].style = GtkCustomRulerMarkMicro;
1669 (*marks)[n].label = g_strdup (buf);
1670 (*marks)[n].position = pos;
1672 } else if (show_hours) {
1673 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1674 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1675 if (hrs % mark_modulo == 0) {
1676 (*marks)[n].style = GtkCustomRulerMarkMajor;
1677 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1679 snprintf (buf, sizeof(buf), " ");
1680 (*marks)[n].style = GtkCustomRulerMarkMicro;
1682 (*marks)[n].label = g_strdup (buf);
1683 (*marks)[n].position = pos;
1686 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1687 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1688 if (millisecs % mark_modulo == 0) {
1689 if (millisecs == 0) {
1690 (*marks)[n].style = GtkCustomRulerMarkMajor;
1692 (*marks)[n].style = GtkCustomRulerMarkMinor;
1694 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1696 snprintf (buf, sizeof(buf), " ");
1697 (*marks)[n].style = GtkCustomRulerMarkMicro;
1699 (*marks)[n].label = g_strdup (buf);
1700 (*marks)[n].position = pos;