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 <ardour/tempo.h>
26 #include <gtkmm2ext/gtk_ui.h>
30 #include "gtk-custom-hruler.h"
31 #include "gui_thread.h"
36 using namespace ARDOUR;
39 using namespace Editing;
41 Editor *Editor::ruler_editor;
43 /* the order here must match the "metric" enums in editor.h */
45 GtkCustomMetric Editor::ruler_metrics[4] = {
46 {1, Editor::_metric_get_smpte },
47 {1, Editor::_metric_get_bbt },
48 {1, Editor::_metric_get_frames },
49 {1, Editor::_metric_get_minsec }
53 Editor::initialize_rulers ()
56 ruler_grabbed_widget = 0;
58 _ruler_separator = new Gtk::HSeparator();
59 _ruler_separator->set_size_request(-1, 2);
60 _ruler_separator->show();
62 _smpte_ruler = gtk_custom_hruler_new ();
63 smpte_ruler = Glib::wrap (_smpte_ruler);
64 smpte_ruler->set_name ("SMPTERuler");
65 smpte_ruler->set_size_request (-1, (int)timebar_height);
66 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_smpte_ruler), &ruler_metrics[ruler_metric_smpte]);
67 ruler_shown[ruler_metric_smpte] = true;
69 _bbt_ruler = gtk_custom_hruler_new ();
70 bbt_ruler = Glib::wrap (_bbt_ruler);
71 bbt_ruler->set_name ("BBTRuler");
72 bbt_ruler->set_size_request (-1, (int)timebar_height);
73 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_bbt_ruler), &ruler_metrics[ruler_metric_bbt]);
74 ruler_shown[ruler_metric_bbt] = true;
76 _frames_ruler = gtk_custom_hruler_new ();
77 frames_ruler = Glib::wrap (_frames_ruler);
78 frames_ruler->set_name ("FramesRuler");
79 frames_ruler->set_size_request (-1, (int)timebar_height);
80 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_frames_ruler), &ruler_metrics[ruler_metric_frames]);
82 _minsec_ruler = gtk_custom_hruler_new ();
83 minsec_ruler = Glib::wrap (_minsec_ruler);
84 minsec_ruler->set_name ("MinSecRuler");
85 minsec_ruler->set_size_request (-1, (int)timebar_height);
86 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_minsec_ruler), &ruler_metrics[ruler_metric_minsec]);
88 ruler_shown[ruler_time_meter] = true;
89 ruler_shown[ruler_time_tempo] = true;
90 ruler_shown[ruler_time_marker] = true;
91 ruler_shown[ruler_time_range_marker] = true;
92 ruler_shown[ruler_time_transport_marker] = true;
93 ruler_shown[ruler_metric_frames] = false;
94 ruler_shown[ruler_metric_minsec] = false;
96 smpte_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
97 bbt_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
98 frames_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
99 minsec_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
101 smpte_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
102 bbt_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
103 frames_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
104 minsec_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
106 smpte_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
107 bbt_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
108 frames_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
109 minsec_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
111 smpte_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
112 bbt_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
113 frames_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
114 minsec_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
116 visible_timebars = 7; /* 4 here, 3 in time_canvas */
117 ruler_pressed_button = 0;
122 Editor::ruler_button_press (GdkEventButton* ev)
128 ruler_pressed_button = ev->button;
130 // jlc: grab ev->window ?
131 //Gtk::Main::grab_add (*minsec_ruler);
132 Widget * grab_widget = 0;
134 if (smpte_ruler->is_realized() && ev->window == smpte_ruler->get_window()->gobj()) grab_widget = smpte_ruler;
135 else if (bbt_ruler->is_realized() && ev->window == bbt_ruler->get_window()->gobj()) grab_widget = bbt_ruler;
136 else if (frames_ruler->is_realized() && ev->window == frames_ruler->get_window()->gobj()) grab_widget = frames_ruler;
137 else if (minsec_ruler->is_realized() && ev->window == minsec_ruler->get_window()->gobj()) grab_widget = minsec_ruler;
140 grab_widget->add_modal_grab ();
141 ruler_grabbed_widget = grab_widget;
145 Gdk::ModifierType state;
147 /* need to use the correct x,y, the event lies */
148 time_canvas_event_box.get_window()->get_pointer (x, y, state);
150 nframes_t where = leftmost_frame + pixel_to_frame (x);
152 switch (ev->button) {
154 // Since we are about to move the playhead, cancel any running
156 if (session->is_auditioning()) {
157 session->cancel_audition ();
159 /* transport playhead */
161 session->request_locate (where);
166 if (snap_type != Editing::SnapToEditCursor) {
169 edit_cursor->set_position (where);
170 edit_cursor_clock.set (where);
181 Editor::ruler_button_release (GdkEventButton* ev)
184 Gdk::ModifierType state;
186 /* need to use the correct x,y, the event lies */
187 time_canvas_event_box.get_window()->get_pointer (x, y, state);
189 ruler_pressed_button = 0;
195 hide_verbose_canvas_cursor();
196 stop_canvas_autoscroll();
198 nframes_t where = leftmost_frame + pixel_to_frame (x);
200 switch (ev->button) {
202 /* transport playhead */
204 session->request_locate (where);
209 if (snap_type != Editing::SnapToEditCursor) {
212 edit_cursor->set_position (where);
213 edit_cursor_clock.set (where);
219 popup_ruler_menu (where);
227 if (ruler_grabbed_widget) {
228 ruler_grabbed_widget->remove_modal_grab();
229 ruler_grabbed_widget = 0;
236 Editor::ruler_label_button_release (GdkEventButton* ev)
248 Editor::ruler_mouse_motion (GdkEventMotion* ev)
250 if (session == 0 || !ruler_pressed_button) {
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);
264 track_canvas.c2w (x, y, wcx, wcy);
265 track_canvas.w2c (wcx, wcy, cx, cy);
267 nframes_t where = leftmost_frame + pixel_to_frame (x);
270 /// ripped from maybe_autoscroll, and adapted to work here
271 nframes_t one_page = (nframes_t) rint (canvas_width * frames_per_unit);
272 nframes_t rightmost_frame = leftmost_frame + one_page;
274 if (autoscroll_timeout_tag < 0) {
275 if (where > rightmost_frame) {
276 if (rightmost_frame < max_frames) {
277 start_canvas_autoscroll (1);
279 } else if (where <= leftmost_frame) {
280 if (leftmost_frame > 0) {
281 start_canvas_autoscroll (-1);
285 if (where >= leftmost_frame && where < rightmost_frame) {
286 stop_canvas_autoscroll ();
295 switch (ruler_pressed_button) {
297 /* transport playhead */
298 cursor = playhead_cursor;
303 cursor = edit_cursor;
312 cursor->set_position (where);
314 if (cursor == edit_cursor) {
315 edit_cursor_clock.set (where);
318 show_verbose_time_cursor (where, 10, cx, 0);
326 Editor::popup_ruler_menu (nframes_t where, ItemType t)
328 using namespace Menu_Helpers;
330 if (editor_ruler_menu == 0) {
331 editor_ruler_menu = new Menu;
332 editor_ruler_menu->set_name ("ArdourContextMenu");
335 // always build from scratch
336 MenuList& ruler_items = editor_ruler_menu->items();
337 editor_ruler_menu->set_name ("ArdourContextMenu");
340 CheckMenuItem * mitem;
342 no_ruler_shown_update = true;
346 ruler_items.push_back (MenuElem (_("New location marker"), bind ( mem_fun(*this, &Editor::mouse_add_new_marker), where)));
347 ruler_items.push_back (MenuElem (_("Clear all locations"), mem_fun(*this, &Editor::clear_markers)));
348 ruler_items.push_back (MenuElem (_("Unhide locations"), mem_fun(*this, &Editor::unhide_markers)));
349 ruler_items.push_back (SeparatorElem ());
351 case RangeMarkerBarItem:
352 //ruler_items.push_back (MenuElem (_("New Range")));
353 ruler_items.push_back (MenuElem (_("Clear all ranges"), mem_fun(*this, &Editor::clear_ranges)));
354 ruler_items.push_back (MenuElem (_("Unhide ranges"), mem_fun(*this, &Editor::unhide_ranges)));
355 ruler_items.push_back (SeparatorElem ());
358 case TransportMarkerBarItem:
363 ruler_items.push_back (MenuElem (_("New Tempo"), bind ( mem_fun(*this, &Editor::mouse_add_new_tempo_event), where)));
364 ruler_items.push_back (MenuElem (_("Clear tempo")));
365 ruler_items.push_back (SeparatorElem ());
369 ruler_items.push_back (MenuElem (_("New Meter"), bind ( mem_fun(*this, &Editor::mouse_add_new_meter_event), where)));
370 ruler_items.push_back (MenuElem (_("Clear meter")));
371 ruler_items.push_back (SeparatorElem ());
378 ruler_items.push_back (CheckMenuElem (_("Min:Secs"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_minsec)));
379 mitem = (CheckMenuItem *) &ruler_items.back();
380 if (ruler_shown[ruler_metric_minsec]) {
381 mitem->set_active(true);
384 ruler_items.push_back (CheckMenuElem (X_("Timecode"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_smpte)));
385 mitem = (CheckMenuItem *) &ruler_items.back();
386 if (ruler_shown[ruler_metric_smpte]) {
387 mitem->set_active(true);
390 ruler_items.push_back (CheckMenuElem (_("Frames"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_frames)));
391 mitem = (CheckMenuItem *) &ruler_items.back();
392 if (ruler_shown[ruler_metric_frames]) {
393 mitem->set_active(true);
396 ruler_items.push_back (CheckMenuElem (_("Bars:Beats"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_bbt)));
397 mitem = (CheckMenuItem *) &ruler_items.back();
398 if (ruler_shown[ruler_metric_bbt]) {
399 mitem->set_active(true);
402 ruler_items.push_back (SeparatorElem ());
404 ruler_items.push_back (CheckMenuElem (_("Meter"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_meter)));
405 mitem = (CheckMenuItem *) &ruler_items.back();
406 if (ruler_shown[ruler_time_meter]) {
407 mitem->set_active(true);
410 ruler_items.push_back (CheckMenuElem (_("Tempo"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_tempo)));
411 mitem = (CheckMenuItem *) &ruler_items.back();
412 if (ruler_shown[ruler_time_tempo]) {
413 mitem->set_active(true);
416 ruler_items.push_back (CheckMenuElem (_("Location Markers"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_marker)));
417 mitem = (CheckMenuItem *) &ruler_items.back();
418 if (ruler_shown[ruler_time_marker]) {
419 mitem->set_active(true);
422 ruler_items.push_back (CheckMenuElem (_("Range Markers"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_range_marker)));
423 mitem = (CheckMenuItem *) &ruler_items.back();
424 if (ruler_shown[ruler_time_range_marker]) {
425 mitem->set_active(true);
428 ruler_items.push_back (CheckMenuElem (_("Loop/Punch Ranges"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_transport_marker)));
429 mitem = (CheckMenuItem *) &ruler_items.back();
430 if (ruler_shown[ruler_time_transport_marker]) {
431 mitem->set_active(true);
434 editor_ruler_menu->popup (1, gtk_get_current_event_time());
436 no_ruler_shown_update = false;
440 Editor::ruler_toggled (int ruler)
442 if (!session) return;
443 if (ruler < 0 || ruler >= (int) sizeof(ruler_shown)) return;
445 if (no_ruler_shown_update) return;
447 if (ruler_shown[ruler]) {
448 if (visible_timebars <= 1) {
449 // must always have 1 visible
454 ruler_shown[ruler] = !ruler_shown[ruler];
456 update_ruler_visibility ();
458 // update session extra RulerVisibility
459 store_ruler_visibility ();
463 Editor::store_ruler_visibility ()
465 XMLNode* node = new XMLNode(X_("RulerVisibility"));
467 node->add_property (X_("smpte"), ruler_shown[ruler_metric_smpte] ? "yes": "no");
468 node->add_property (X_("bbt"), ruler_shown[ruler_metric_bbt] ? "yes": "no");
469 node->add_property (X_("frames"), ruler_shown[ruler_metric_frames] ? "yes": "no");
470 node->add_property (X_("minsec"), ruler_shown[ruler_metric_minsec] ? "yes": "no");
471 node->add_property (X_("tempo"), ruler_shown[ruler_time_tempo] ? "yes": "no");
472 node->add_property (X_("meter"), ruler_shown[ruler_time_meter] ? "yes": "no");
473 node->add_property (X_("marker"), ruler_shown[ruler_time_marker] ? "yes": "no");
474 node->add_property (X_("rangemarker"), ruler_shown[ruler_time_range_marker] ? "yes": "no");
475 node->add_property (X_("transportmarker"), ruler_shown[ruler_time_transport_marker] ? "yes": "no");
477 session->add_extra_xml (*node);
478 session->set_dirty ();
482 Editor::restore_ruler_visibility ()
485 XMLNode * node = session->extra_xml (X_("RulerVisibility"));
488 if ((prop = node->property ("smpte")) != 0) {
489 if (prop->value() == "yes")
490 ruler_shown[ruler_metric_smpte] = true;
492 ruler_shown[ruler_metric_smpte] = false;
494 if ((prop = node->property ("bbt")) != 0) {
495 if (prop->value() == "yes")
496 ruler_shown[ruler_metric_bbt] = true;
498 ruler_shown[ruler_metric_bbt] = false;
500 if ((prop = node->property ("frames")) != 0) {
501 if (prop->value() == "yes")
502 ruler_shown[ruler_metric_frames] = true;
504 ruler_shown[ruler_metric_frames] = false;
506 if ((prop = node->property ("minsec")) != 0) {
507 if (prop->value() == "yes")
508 ruler_shown[ruler_metric_minsec] = true;
510 ruler_shown[ruler_metric_minsec] = false;
512 if ((prop = node->property ("tempo")) != 0) {
513 if (prop->value() == "yes")
514 ruler_shown[ruler_time_tempo] = true;
516 ruler_shown[ruler_time_tempo] = false;
518 if ((prop = node->property ("meter")) != 0) {
519 if (prop->value() == "yes")
520 ruler_shown[ruler_time_meter] = true;
522 ruler_shown[ruler_time_meter] = false;
524 if ((prop = node->property ("marker")) != 0) {
525 if (prop->value() == "yes")
526 ruler_shown[ruler_time_marker] = true;
528 ruler_shown[ruler_time_marker] = false;
530 if ((prop = node->property ("rangemarker")) != 0) {
531 if (prop->value() == "yes")
532 ruler_shown[ruler_time_range_marker] = true;
534 ruler_shown[ruler_time_range_marker] = false;
536 if ((prop = node->property ("transportmarker")) != 0) {
537 if (prop->value() == "yes")
538 ruler_shown[ruler_time_transport_marker] = true;
540 ruler_shown[ruler_time_transport_marker] = false;
545 update_ruler_visibility ();
550 Editor::update_ruler_visibility ()
552 using namespace Box_Helpers;
553 BoxList & lab_children = time_button_vbox.children();
554 BoxList & ruler_children = time_canvas_vbox.children();
556 visible_timebars = 0;
558 lab_children.clear();
560 // leave the last one (the time_canvas) intact
561 while (ruler_children.size() > 1) {
562 ruler_children.pop_front();
565 BoxList::iterator canvaspos = ruler_children.begin();
567 _smpte_ruler = gtk_custom_hruler_new ();
568 smpte_ruler = Glib::wrap (_smpte_ruler);
569 smpte_ruler->set_name ("SMPTERuler");
570 smpte_ruler->set_size_request (-1, (int)timebar_height);
571 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_smpte_ruler), &ruler_metrics[ruler_metric_smpte]);
573 _bbt_ruler = gtk_custom_hruler_new ();
574 bbt_ruler = Glib::wrap (_bbt_ruler);
575 bbt_ruler->set_name ("BBTRuler");
576 bbt_ruler->set_size_request (-1, (int)timebar_height);
577 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_bbt_ruler), &ruler_metrics[ruler_metric_bbt]);
579 _frames_ruler = gtk_custom_hruler_new ();
580 frames_ruler = Glib::wrap (_frames_ruler);
581 frames_ruler->set_name ("FramesRuler");
582 frames_ruler->set_size_request (-1, (int)timebar_height);
583 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_frames_ruler), &ruler_metrics[ruler_metric_frames]);
585 _minsec_ruler = gtk_custom_hruler_new ();
586 minsec_ruler = Glib::wrap (_minsec_ruler);
587 minsec_ruler->set_name ("MinSecRuler");
588 minsec_ruler->set_size_request (-1, (int)timebar_height);
589 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_minsec_ruler), &ruler_metrics[ruler_metric_minsec]);
592 smpte_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
593 bbt_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
594 frames_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
595 minsec_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
597 smpte_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
598 bbt_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
599 frames_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
600 minsec_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
602 smpte_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
603 bbt_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
604 frames_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
605 minsec_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
607 smpte_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
608 bbt_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
609 frames_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
610 minsec_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
612 ruler_children.insert (canvaspos, Element(*_ruler_separator, PACK_SHRINK, PACK_START));
614 if (ruler_shown[ruler_metric_minsec]) {
615 lab_children.push_back (Element(minsec_label, PACK_SHRINK, PACK_START));
616 ruler_children.insert (canvaspos, Element(*minsec_ruler, PACK_SHRINK, PACK_START));
620 if (ruler_shown[ruler_metric_smpte]) {
621 lab_children.push_back (Element(smpte_label, PACK_SHRINK, PACK_START));
622 ruler_children.insert (canvaspos, Element(*smpte_ruler, PACK_SHRINK, PACK_START));
626 if (ruler_shown[ruler_metric_frames]) {
627 lab_children.push_back (Element(frame_label, PACK_SHRINK, PACK_START));
628 ruler_children.insert (canvaspos, Element(*frames_ruler, PACK_SHRINK, PACK_START));
632 if (ruler_shown[ruler_metric_bbt]) {
633 lab_children.push_back (Element(bbt_label, PACK_SHRINK, PACK_START));
634 ruler_children.insert (canvaspos, Element(*bbt_ruler, PACK_SHRINK, PACK_START));
639 double old_unit_pos ;
641 if (ruler_shown[ruler_time_meter]) {
642 lab_children.push_back (Element(meter_label, PACK_SHRINK, PACK_START));
644 old_unit_pos = meter_group->property_y();
645 if (tbpos != old_unit_pos) {
646 meter_group->move ( 0.0, tbpos - old_unit_pos);
649 tbpos += timebar_height;
656 if (ruler_shown[ruler_time_tempo]) {
657 lab_children.push_back (Element(tempo_label, PACK_SHRINK, PACK_START));
658 old_unit_pos = tempo_group->property_y();
659 if (tbpos != old_unit_pos) {
660 tempo_group->move(0.0, tbpos - old_unit_pos);
663 tbpos += timebar_height;
670 if (ruler_shown[ruler_time_marker]) {
671 lab_children.push_back (Element(mark_label, PACK_SHRINK, PACK_START));
672 old_unit_pos = marker_group->property_y();
673 if (tbpos != old_unit_pos) {
674 marker_group->move ( 0.0, tbpos - old_unit_pos);
676 marker_group->show();
677 tbpos += timebar_height;
681 marker_group->hide();
684 if (ruler_shown[ruler_time_range_marker]) {
685 lab_children.push_back (Element(range_mark_label, PACK_SHRINK, PACK_START));
686 old_unit_pos = range_marker_group->property_y();
687 if (tbpos != old_unit_pos) {
688 range_marker_group->move (0.0, tbpos - old_unit_pos);
690 range_marker_group->show();
691 tbpos += timebar_height;
695 range_marker_group->hide();
698 if (ruler_shown[ruler_time_transport_marker]) {
699 lab_children.push_back (Element(transport_mark_label, PACK_SHRINK, PACK_START));
700 old_unit_pos = transport_marker_group->property_y();
701 if (tbpos != old_unit_pos) {
702 transport_marker_group->move ( 0.0, tbpos - old_unit_pos);
704 transport_marker_group->show();
705 tbpos += timebar_height;
709 transport_marker_group->hide();
712 time_canvas_vbox.set_size_request (-1, (int)(timebar_height * visible_timebars));
713 time_canvas_event_box.queue_resize();
715 update_fixed_rulers();
716 //update_tempo_based_rulers();
717 redisplay_tempo (false);
719 time_canvas_event_box.show_all();
720 time_button_frame.show_all();
724 Editor::update_just_smpte ()
726 ENSURE_GUI_THREAD(mem_fun(*this, &Editor::update_just_smpte));
732 /* XXX Note the potential loss of accuracy here as we convert from
733 an uint32_t (or larger) to a float ... what to do ?
736 nframes_t page = (nframes_t) floor (canvas_width * frames_per_unit);
737 nframes_t rightmost_frame = leftmost_frame + page;
739 if (ruler_shown[ruler_metric_smpte]) {
740 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_smpte_ruler), leftmost_frame, rightmost_frame,
741 leftmost_frame, session->current_end_frame());
746 Editor::update_fixed_rulers ()
748 nframes_t rightmost_frame;
754 /* XXX Note the potential loss of accuracy here as we convert from
755 an uint32_t (or larger) to a float ... what to do ?
758 nframes_t page = (nframes_t) floor (canvas_width * frames_per_unit);
760 ruler_metrics[ruler_metric_smpte].units_per_pixel = frames_per_unit;
761 ruler_metrics[ruler_metric_frames].units_per_pixel = frames_per_unit;
762 ruler_metrics[ruler_metric_minsec].units_per_pixel = frames_per_unit;
764 rightmost_frame = leftmost_frame + page;
766 /* these force a redraw, which in turn will force execution of the metric callbacks
767 to compute the relevant ticks to display.
770 if (ruler_shown[ruler_metric_smpte]) {
771 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_smpte_ruler), leftmost_frame, rightmost_frame,
772 leftmost_frame, session->current_end_frame());
775 if (ruler_shown[ruler_metric_frames]) {
776 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_frames_ruler), leftmost_frame, rightmost_frame,
777 leftmost_frame, session->current_end_frame());
780 if (ruler_shown[ruler_metric_minsec]) {
781 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_minsec_ruler), leftmost_frame, rightmost_frame,
782 leftmost_frame, session->current_end_frame());
787 Editor::update_tempo_based_rulers ()
793 /* XXX Note the potential loss of accuracy here as we convert from
794 an uint32_t (or larger) to a float ... what to do ?
797 nframes_t page = (nframes_t) floor (canvas_width * frames_per_unit);
798 ruler_metrics[ruler_metric_bbt].units_per_pixel = frames_per_unit;
800 if (ruler_shown[ruler_metric_bbt]) {
801 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_bbt_ruler), leftmost_frame, leftmost_frame+page,
802 leftmost_frame, session->current_end_frame());
806 /* Mark generation */
809 Editor::_metric_get_smpte (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
811 return ruler_editor->metric_get_smpte (marks, lower, upper, maxchars);
815 Editor::_metric_get_bbt (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
817 return ruler_editor->metric_get_bbt (marks, lower, upper, maxchars);
821 Editor::_metric_get_frames (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
823 return ruler_editor->metric_get_frames (marks, lower, upper, maxchars);
827 Editor::_metric_get_minsec (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
829 return ruler_editor->metric_get_minsec (marks, lower, upper, maxchars);
833 Editor::metric_get_smpte (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
843 bool show_bits = false;
844 bool show_frames = false;
845 bool show_seconds = false;
846 bool show_minutes = false;
847 bool show_hours = false;
854 fr = session->frame_rate();
856 if (lower > (spacer = (nframes_t)(128 * Editor::get_current_zoom ()))) {
857 lower = lower - spacer;
861 upper = upper + spacer;
862 range = (nframes_t) floor (upper - lower);
864 if (range < (2 * session->frames_per_smpte_frame())) { /* 0 - 2 frames */
867 nmarks = 1 + (2 * Config->get_subframes_per_frame());
868 } else if (range <= (fr / 4)) { /* 2 frames - 0.250 second */
871 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
872 } else if (range <= (fr / 2)) { /* 0.25-0.5 second */
875 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
876 } else if (range <= fr) { /* 0.5-1 second */
879 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
880 } else if (range <= 2 * fr) { /* 1-2 seconds */
883 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
884 } else if (range <= 8 * fr) { /* 2-8 seconds */
887 nmarks = 1 + (range / fr);
888 } else if (range <= 16 * fr) { /* 8-16 seconds */
891 nmarks = 1 + (range / fr);
892 } else if (range <= 30 * fr) { /* 16-30 seconds */
895 nmarks = 1 + (range / fr);
896 } else if (range <= 60 * fr) { /* 30-60 seconds */
899 nmarks = 1 + (range / fr);
900 } else if (range <= 2 * 60 * fr) { /* 1-2 minutes */
903 nmarks = 1 + (range / fr);
904 } else if (range <= 4 * 60 * fr) { /* 2-4 minutes */
907 nmarks = 1 + (range / fr);
908 } else if (range <= 10 * 60 * fr) { /* 4-10 minutes */
912 } else if (range <= 30 * 60 * fr) { /* 10-30 minutes */
916 } else if (range <= 60 * 60 * fr) { /* 30 minutes - 1hr */
920 } else if (range <= 4 * 60 * 60 * fr) { /* 1 - 4 hrs*/
923 nmarks = 1 + (60 * 4);
924 } else if (range <= 8 * 60 * 60 * fr) { /* 4 - 8 hrs*/
928 } else if (range <= 16 * 60 * 60 * fr) { /* 16-24 hrs*/
934 /* not possible if nframes_t is a 32 bit quantity */
941 pos = (nframes_t) floor (lower);
943 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
946 // Find smpte time of this sample (pos) with subframe accuracy
947 session->sample_to_smpte(pos, smpte, true /* use_offset */, true /* use_subframes */ );
949 for (n = 0; n < nmarks; n++) {
950 session->smpte_to_sample(smpte, pos, true /* use_offset */, true /* use_subframes */ );
951 if ((smpte.subframes % mark_modulo) == 0) {
952 if (smpte.subframes == 0) {
953 (*marks)[n].style = GtkCustomRulerMarkMajor;
954 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
956 (*marks)[n].style = GtkCustomRulerMarkMinor;
957 snprintf (buf, sizeof(buf), ".%02u", smpte.subframes);
960 snprintf (buf, sizeof(buf)," ");
961 (*marks)[n].style = GtkCustomRulerMarkMicro;
964 (*marks)[n].label = g_strdup (buf);
965 (*marks)[n].position = pos;
967 // Increment subframes by one
968 SMPTE::increment_subframes( smpte );
970 } else if (show_seconds) {
971 // Find smpte time of this sample (pos)
972 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
973 // Go to next whole second down
974 SMPTE::seconds_floor( smpte );
976 for (n = 0; n < nmarks; n++) {
977 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
978 if ((smpte.seconds % mark_modulo) == 0) {
979 if (smpte.seconds == 0) {
980 (*marks)[n].style = GtkCustomRulerMarkMajor;
981 (*marks)[n].position = pos;
983 (*marks)[n].style = GtkCustomRulerMarkMinor;
984 (*marks)[n].position = pos;
986 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
988 snprintf (buf, sizeof(buf)," ");
989 (*marks)[n].style = GtkCustomRulerMarkMicro;
990 (*marks)[n].position = pos;
993 (*marks)[n].label = g_strdup (buf);
994 SMPTE::increment_seconds( smpte );
996 } else if (show_minutes) {
997 // Find smpte time of this sample (pos)
998 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
999 // Go to next whole minute down
1000 SMPTE::minutes_floor( smpte );
1002 for (n = 0; n < nmarks; n++) {
1003 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1004 if ((smpte.minutes % mark_modulo) == 0) {
1005 if (smpte.minutes == 0) {
1006 (*marks)[n].style = GtkCustomRulerMarkMajor;
1008 (*marks)[n].style = GtkCustomRulerMarkMinor;
1010 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1012 snprintf (buf, sizeof(buf)," ");
1013 (*marks)[n].style = GtkCustomRulerMarkMicro;
1016 (*marks)[n].label = g_strdup (buf);
1017 (*marks)[n].position = pos;
1018 SMPTE::increment_minutes( smpte );
1020 } else if (show_hours) {
1021 // Find smpte time of this sample (pos)
1022 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1023 // Go to next whole hour down
1024 SMPTE::hours_floor( smpte );
1026 for (n = 0; n < nmarks; n++) {
1027 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1028 if ((smpte.hours % mark_modulo) == 0) {
1029 (*marks)[n].style = GtkCustomRulerMarkMajor;
1030 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1032 snprintf (buf, sizeof(buf)," ");
1033 (*marks)[n].style = GtkCustomRulerMarkMicro;
1036 (*marks)[n].label = g_strdup (buf);
1037 (*marks)[n].position = pos;
1039 SMPTE::increment_hours( smpte );
1041 } else { // show_frames
1042 // Find smpte time of this sample (pos)
1043 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1044 // Go to next whole frame down
1045 SMPTE::frames_floor( smpte );
1047 for (n = 0; n < nmarks; n++) {
1048 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1049 if ((smpte.frames % mark_modulo) == 0) {
1050 (*marks)[n].style = GtkCustomRulerMarkMajor;
1051 (*marks)[n].position = pos;
1052 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1054 snprintf (buf, sizeof(buf)," ");
1055 (*marks)[n].style = GtkCustomRulerMarkMicro;
1056 (*marks)[n].position = pos;
1059 (*marks)[n].label = g_strdup (buf);
1060 SMPTE::increment( smpte );
1069 Editor::metric_get_bbt (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1075 TempoMap::BBTPointList::iterator i;
1079 uint32_t desirable_marks;
1080 uint32_t magic_accent_number = 1;
1085 bool bar_helper_on = true;
1088 nframes_t next_beat_pos;
1090 if ((desirable_marks = maxchars / 7) == 0) {
1094 /* align the tick marks to whatever we're snapping to... */
1096 switch (snap_type) {
1097 case SnapToAThirdBeat:
1098 bbt_beat_subdivision = 3;
1100 case SnapToAQuarterBeat:
1101 bbt_beat_subdivision = 4;
1103 case SnapToAEighthBeat:
1104 bbt_beat_subdivision = 8;
1105 magic_accent_number = 2;
1107 case SnapToASixteenthBeat:
1108 bbt_beat_subdivision = 16;
1109 magic_accent_number = 4;
1111 case SnapToAThirtysecondBeat:
1112 bbt_beat_subdivision = 32;
1113 magic_accent_number = 8;
1116 bbt_beat_subdivision = 4;
1120 if (current_bbt_points == 0 || current_bbt_points->empty()) {
1124 i = current_bbt_points->end();
1126 bars = (*i).bar - (*current_bbt_points->begin()).bar;
1127 beats = current_bbt_points->size() - bars;
1129 /*Only show the bar helper if there aren't many bars on the screen */
1131 bar_helper_on = false;
1134 if (desirable_marks > (beats / 4)) {
1136 /* we're in beat land...*/
1141 nframes_t frame_skip;
1142 double frame_skip_error;
1143 double accumulated_error;
1144 double position_of_helper;
1145 bool i_am_accented = false;
1146 bool we_need_ticks = false;
1147 bool helper_active = false;
1149 position_of_helper = lower + (30 * Editor::get_current_zoom ());
1151 if (desirable_marks >= (beats)) {
1152 nmarks = (beats * bbt_beat_subdivision) + 1;
1153 we_need_ticks = true;
1158 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1160 (*marks)[0].label = g_strdup(" ");
1161 (*marks)[0].position = lower;
1162 (*marks)[0].style = GtkCustomRulerMarkMicro;
1164 for (n = 1, i = current_bbt_points->begin(); n < nmarks && i != current_bbt_points->end(); ++i) {
1166 if ((*i).frame < lower && (bar_helper_on)) {
1167 snprintf (buf, sizeof(buf), "<%" PRIu32 "|%" PRIu32, (*i).bar, (*i).beat);
1168 (*marks)[0].label = g_strdup (buf);
1169 helper_active = true;
1172 if ((*i).type == TempoMap::Bar) {
1173 if (((*i).frame < position_of_helper) && helper_active) {
1174 snprintf (buf, sizeof(buf), " ");
1176 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1178 (*marks)[n].label = g_strdup (buf);
1179 (*marks)[n].position = (*i).frame;
1180 (*marks)[n].style = GtkCustomRulerMarkMajor;
1183 } else if (((*i).type == TempoMap::Beat) && ((*i).beat > 1)) {
1184 ((((*i).frame < position_of_helper) && bar_helper_on) || !we_need_ticks) ?
1185 snprintf (buf, sizeof(buf), " ") : snprintf (buf, sizeof(buf), "%" PRIu32, (*i).beat);
1186 if (((*i).beat % 2 == 1) || we_need_ticks) {
1187 (*marks)[n].style = GtkCustomRulerMarkMinor;
1189 (*marks)[n].style = GtkCustomRulerMarkMicro;
1191 (*marks)[n].label = g_strdup (buf);
1192 (*marks)[n].position = (*i).frame;
1199 /* Add the tick marks */
1201 if (we_need_ticks && (*i).type == TempoMap::Beat) {
1203 /* Find the next beat */
1205 next_beat.beats = (*i).beat;
1206 next_beat.bars = (*i).bar;
1208 if ((*i).meter->beats_per_bar() > (next_beat.beats + 1)) {
1209 next_beat.beats += 1;
1211 next_beat.bars += 1;
1212 next_beat.beats = 1;
1215 next_beat_pos = session->tempo_map().frame_time(next_beat);
1217 frame_skip = (nframes_t) floor (frame_skip_error = (session->frame_rate() * 60) / (bbt_beat_subdivision * (*i).tempo->beats_per_minute()));
1218 frame_skip_error -= frame_skip;
1219 skip = (uint32_t) (Meter::ticks_per_beat / bbt_beat_subdivision);
1221 pos = (*i).frame + frame_skip;
1222 accumulated_error = frame_skip_error;
1226 for (t = 0; (tick < Meter::ticks_per_beat) && (n < nmarks) && (pos < next_beat_pos) ; pos += frame_skip, tick += skip, ++t) {
1228 if (t % magic_accent_number == (magic_accent_number - 1)) {
1229 i_am_accented = true;
1231 if (Editor::get_current_zoom () > 32) {
1232 snprintf (buf, sizeof(buf), " ");
1233 } else if ((Editor::get_current_zoom () > 8) && !i_am_accented) {
1234 snprintf (buf, sizeof(buf), " ");
1235 } else if (bar_helper_on && (pos < position_of_helper)) {
1236 snprintf (buf, sizeof(buf), " ");
1238 snprintf (buf, sizeof(buf), "%" PRIu32, tick);
1241 (*marks)[n].label = g_strdup (buf);
1243 /* Error compensation for float to nframes_t*/
1244 accumulated_error += frame_skip_error;
1245 if (accumulated_error > 1) {
1247 accumulated_error -= 1.0f;
1250 (*marks)[n].position = pos;
1252 if ((bbt_beat_subdivision > 4) && i_am_accented) {
1253 (*marks)[n].style = GtkCustomRulerMarkMinor;
1255 (*marks)[n].style = GtkCustomRulerMarkMicro;
1257 i_am_accented = false;
1263 return n; //return the actual number of marks made, since we might have skipped some fro fractional time signatures
1267 /* we're in bar land */
1269 if (desirable_marks < (bars / 256)) {
1271 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1272 snprintf (buf, sizeof(buf), "too many bars... (currently %" PRIu32 ")", bars );
1273 (*marks)[0].style = GtkCustomRulerMarkMajor;
1274 (*marks)[0].label = g_strdup (buf);
1275 (*marks)[0].position = lower;
1276 } else if (desirable_marks < (uint32_t)(nmarks = (gint) (bars / 64) + 1)) {
1277 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1278 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1279 if ((*i).type == TempoMap::Bar) {
1280 if ((*i).bar % 64 == 1) {
1281 if ((*i).bar % 256 == 1) {
1282 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1283 (*marks)[n].style = GtkCustomRulerMarkMajor;
1285 snprintf (buf, sizeof(buf), " ");
1286 if ((*i).bar % 256 == 129) {
1287 (*marks)[n].style = GtkCustomRulerMarkMinor;
1289 (*marks)[n].style = GtkCustomRulerMarkMicro;
1292 (*marks)[n].label = g_strdup (buf);
1293 (*marks)[n].position = (*i).frame;
1298 } else if (desirable_marks < (uint32_t)(nmarks = (bars / 16) + 1)) {
1299 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1300 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1301 if ((*i).type == TempoMap::Bar) {
1302 if ((*i).bar % 16 == 1) {
1303 if ((*i).bar % 64 == 1) {
1304 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1305 (*marks)[n].style = GtkCustomRulerMarkMajor;
1307 snprintf (buf, sizeof(buf), " ");
1308 if ((*i).bar % 64 == 33) {
1309 (*marks)[n].style = GtkCustomRulerMarkMinor;
1311 (*marks)[n].style = GtkCustomRulerMarkMicro;
1314 (*marks)[n].label = g_strdup (buf);
1315 (*marks)[n].position = (*i).frame;
1320 } else if (desirable_marks < (uint32_t)(nmarks = (bars / 4) + 1)){
1321 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1322 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; ++i) {
1323 if ((*i).type == TempoMap::Bar) {
1324 if ((*i).bar % 4 == 1) {
1325 if ((*i).bar % 16 == 1) {
1326 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1327 (*marks)[n].style = GtkCustomRulerMarkMajor;
1329 snprintf (buf, sizeof(buf), " ");
1330 if ((*i).bar % 16 == 9) {
1331 (*marks)[n].style = GtkCustomRulerMarkMinor;
1333 (*marks)[n].style = GtkCustomRulerMarkMicro;
1336 (*marks)[n].label = g_strdup (buf);
1337 (*marks)[n].position = (*i).frame;
1344 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks );
1345 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1346 if ((*i).type == TempoMap::Bar) {
1347 if ((*i).bar % 4 == 1) {
1348 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1349 (*marks)[n].style = GtkCustomRulerMarkMajor;
1351 snprintf (buf, sizeof(buf), " ");
1352 if ((*i).bar % 4 == 3) {
1353 (*marks)[n].style = GtkCustomRulerMarkMinor;
1355 (*marks)[n].style = GtkCustomRulerMarkMicro;
1358 (*marks)[n].label = g_strdup (buf);
1359 (*marks)[n].position = (*i).frame;
1369 Editor::metric_get_frames (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1371 nframes_t mark_interval;
1373 nframes_t ilower = (nframes_t) floor (lower);
1374 nframes_t iupper = (nframes_t) floor (upper);
1383 mark_interval = (iupper - ilower) / 5;
1384 if (mark_interval > session->frame_rate()) {
1385 mark_interval -= mark_interval % session->frame_rate();
1387 mark_interval = session->frame_rate() / (session->frame_rate() / mark_interval ) ;
1390 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1391 for (n = 0, pos = ilower; n < nmarks; pos += mark_interval, ++n) {
1392 snprintf (buf, sizeof(buf), "%u", pos);
1393 (*marks)[n].label = g_strdup (buf);
1394 (*marks)[n].position = pos;
1395 (*marks)[n].style = GtkCustomRulerMarkMajor;
1402 sample_to_clock_parts ( nframes_t sample,
1403 nframes_t sample_rate,
1417 hrs = left / (sample_rate * 60 * 60);
1418 left -= hrs * sample_rate * 60 * 60;
1419 mins = left / (sample_rate * 60);
1420 left -= mins * sample_rate * 60;
1421 secs = left / sample_rate;
1422 left -= secs * sample_rate;
1423 millisecs = left * 1000 / sample_rate;
1425 *millisecs_p = millisecs;
1434 Editor::metric_get_minsec (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1438 nframes_t mark_interval;
1441 long hrs, mins, secs, millisecs;
1445 gint mark_modulo = 100;
1446 bool show_seconds = false;
1447 bool show_minutes = false;
1448 bool show_hours = false;
1449 nframes_t ilower = (nframes_t) floor (lower);
1450 nframes_t iupper = (nframes_t) floor (upper);
1456 fr = session->frame_rate();
1458 /* to prevent 'flashing' */
1459 if (lower > (spacer = (nframes_t)(128 * Editor::get_current_zoom ()))) {
1460 lower = lower - spacer;
1464 upper = upper + spacer;
1465 range = iupper - ilower;
1467 if (range < (fr / 50)) {
1468 mark_interval = fr / 100; /* show 1/100 seconds */
1470 } else if (range <= (fr / 10)) { /* 0-0.1 second */
1471 mark_interval = fr / 50; /* show 1/50 seconds */
1473 } else if (range <= (fr / 2)) { /* 0-0.5 second */
1474 mark_interval = fr / 20; /* show 1/20 seconds */
1476 } else if (range <= fr) { /* 0-1 second */
1477 mark_interval = fr / 10; /* show 1/10 seconds */
1479 } else if (range <= 2 * fr) { /* 1-2 seconds */
1480 mark_interval = fr / 2; /* show 1/2 seconds */
1482 } else if (range <= 8 * fr) { /* 2-5 seconds */
1483 mark_interval = fr / 5; /* show 2 seconds */
1485 } else if (range <= 16 * fr) { /* 8-16 seconds */
1486 mark_interval = fr; /* show 1 seconds */
1487 show_seconds = true;
1489 } else if (range <= 30 * fr) { /* 10-30 seconds */
1490 mark_interval = fr; /* show 10 seconds */
1491 show_seconds = true;
1493 } else if (range <= 60 * fr) { /* 30-60 seconds */
1494 mark_interval = 5 * fr; /* show 5 seconds */
1495 show_seconds = true;
1497 } else if (range <= 2 * 60 * fr) { /* 1-2 minutes */
1498 mark_interval = 5 * fr; /* show 5 seconds */
1499 show_seconds = true;
1501 } else if (range <= 4 * 60 * fr) { /* 4 minutes */
1502 mark_interval = 10 * fr; /* show 10 seconds */
1503 show_seconds = true;
1505 } else if (range <= 10 * 60 * fr) { /* 10 minutes */
1506 mark_interval = 30 * fr; /* show 30 seconds */
1507 show_seconds = true;
1509 } else if (range <= 30 * 60 * fr) { /* 10-30 minutes */
1510 mark_interval = 60 * fr; /* show 1 minute */
1511 show_minutes = true;
1513 } else if (range <= 60 * 60 * fr) { /* 30 minutes - 1hr */
1514 mark_interval = 2 * 60 * fr; /* show 2 minutes */
1515 show_minutes = true;
1517 } else if (range <= 4 * 60 * 60 * fr) { /* 1 - 4 hrs*/
1518 mark_interval = 5 * 60 * fr; /* show 10 minutes */
1519 show_minutes = true;
1521 } else if (range <= 8 * 60 * 60 * fr) { /* 4 - 8 hrs*/
1522 mark_interval = 20 * 60 * fr; /* show 20 minutes */
1523 show_minutes = true;
1525 } else if (range <= 16 * 60 * 60 * fr) { /* 16-24 hrs*/
1526 mark_interval = 60 * 60 * fr; /* show 60 minutes */
1531 /* not possible if nframes_t is a 32 bit quantity */
1533 mark_interval = 4 * 60 * 60 * fr; /* show 4 hrs */
1536 nmarks = 1 + (range / mark_interval);
1537 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1538 pos = ((ilower + (mark_interval/2))/mark_interval) * mark_interval;
1541 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1542 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1543 if (secs % mark_modulo == 0) {
1545 (*marks)[n].style = GtkCustomRulerMarkMajor;
1547 (*marks)[n].style = GtkCustomRulerMarkMinor;
1549 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1551 snprintf (buf, sizeof(buf), " ");
1552 (*marks)[n].style = GtkCustomRulerMarkMicro;
1554 (*marks)[n].label = g_strdup (buf);
1555 (*marks)[n].position = pos;
1557 } else if (show_minutes) {
1558 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1559 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1560 if (mins % mark_modulo == 0) {
1562 (*marks)[n].style = GtkCustomRulerMarkMajor;
1564 (*marks)[n].style = GtkCustomRulerMarkMinor;
1566 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1568 snprintf (buf, sizeof(buf), " ");
1569 (*marks)[n].style = GtkCustomRulerMarkMicro;
1571 (*marks)[n].label = g_strdup (buf);
1572 (*marks)[n].position = pos;
1574 } else if (show_hours) {
1575 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1576 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1577 if (hrs % mark_modulo == 0) {
1578 (*marks)[n].style = GtkCustomRulerMarkMajor;
1579 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1581 snprintf (buf, sizeof(buf), " ");
1582 (*marks)[n].style = GtkCustomRulerMarkMicro;
1584 (*marks)[n].label = g_strdup (buf);
1585 (*marks)[n].position = pos;
1588 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1589 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1590 if (millisecs % mark_modulo == 0) {
1591 if (millisecs == 0) {
1592 (*marks)[n].style = GtkCustomRulerMarkMajor;
1594 (*marks)[n].style = GtkCustomRulerMarkMinor;
1596 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1598 snprintf (buf, sizeof(buf), " ");
1599 (*marks)[n].style = GtkCustomRulerMarkMicro;
1601 (*marks)[n].label = g_strdup (buf);
1602 (*marks)[n].position = pos;