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.
21 #include <cstdio> // for sprintf, grrr
26 #include <ardour/tempo.h>
27 #include <gtkmm2ext/gtk_ui.h>
31 #include "gtk-custom-hruler.h"
32 #include "gui_thread.h"
37 using namespace ARDOUR;
40 using namespace Editing;
42 Editor *Editor::ruler_editor;
44 /* the order here must match the "metric" enums in editor.h */
46 GtkCustomMetric Editor::ruler_metrics[4] = {
47 {1, Editor::_metric_get_smpte },
48 {1, Editor::_metric_get_bbt },
49 {1, Editor::_metric_get_frames },
50 {1, Editor::_metric_get_minsec }
54 Editor::initialize_rulers ()
57 ruler_grabbed_widget = 0;
59 _smpte_ruler = gtk_custom_hruler_new ();
60 smpte_ruler = Glib::wrap (_smpte_ruler);
61 smpte_ruler->set_name ("SMPTERuler");
62 smpte_ruler->set_size_request (-1, (int)timebar_height);
63 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_smpte_ruler), &ruler_metrics[ruler_metric_smpte]);
64 ruler_shown[ruler_metric_smpte] = true;
66 _bbt_ruler = gtk_custom_hruler_new ();
67 bbt_ruler = Glib::wrap (_bbt_ruler);
68 bbt_ruler->set_name ("BBTRuler");
69 bbt_ruler->set_size_request (-1, (int)timebar_height);
70 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_bbt_ruler), &ruler_metrics[ruler_metric_bbt]);
71 ruler_shown[ruler_metric_bbt] = true;
73 _frames_ruler = gtk_custom_hruler_new ();
74 frames_ruler = Glib::wrap (_frames_ruler);
75 frames_ruler->set_name ("FramesRuler");
76 frames_ruler->set_size_request (-1, (int)timebar_height);
77 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_frames_ruler), &ruler_metrics[ruler_metric_frames]);
79 _minsec_ruler = gtk_custom_hruler_new ();
80 minsec_ruler = Glib::wrap (_minsec_ruler);
81 minsec_ruler->set_name ("MinSecRuler");
82 minsec_ruler->set_size_request (-1, (int)timebar_height);
83 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_minsec_ruler), &ruler_metrics[ruler_metric_minsec]);
85 ruler_shown[ruler_time_meter] = true;
86 ruler_shown[ruler_time_tempo] = true;
87 ruler_shown[ruler_time_marker] = true;
88 ruler_shown[ruler_time_range_marker] = true;
89 ruler_shown[ruler_time_transport_marker] = true;
90 ruler_shown[ruler_metric_frames] = false;
91 ruler_shown[ruler_metric_minsec] = false;
93 smpte_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
94 bbt_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
95 frames_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
96 minsec_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
98 smpte_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
99 bbt_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
100 frames_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
101 minsec_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
103 smpte_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
104 bbt_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
105 frames_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
106 minsec_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
108 smpte_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
109 bbt_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
110 frames_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
111 minsec_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
113 visible_timebars = 7; /* 4 here, 3 in time_canvas */
114 ruler_pressed_button = 0;
119 Editor::ruler_button_press (GdkEventButton* ev)
125 ruler_pressed_button = ev->button;
127 // jlc: grab ev->window ?
128 //Gtk::Main::grab_add (*minsec_ruler);
129 Widget * grab_widget = 0;
131 if (smpte_ruler->is_realized() && ev->window == smpte_ruler->get_window()->gobj()) grab_widget = smpte_ruler;
132 else if (bbt_ruler->is_realized() && ev->window == bbt_ruler->get_window()->gobj()) grab_widget = bbt_ruler;
133 else if (frames_ruler->is_realized() && ev->window == frames_ruler->get_window()->gobj()) grab_widget = frames_ruler;
134 else if (minsec_ruler->is_realized() && ev->window == minsec_ruler->get_window()->gobj()) grab_widget = minsec_ruler;
137 grab_widget->add_modal_grab ();
138 ruler_grabbed_widget = grab_widget;
142 Gdk::ModifierType state;
144 /* need to use the correct x,y, the event lies */
145 time_canvas_event_box.get_window()->get_pointer (x, y, state);
147 nframes_t where = leftmost_frame + pixel_to_frame (x);
149 switch (ev->button) {
151 /* transport playhead */
153 session->request_locate (where);
158 if (snap_type != Editing::SnapToEditCursor) {
161 edit_cursor->set_position (where);
162 edit_cursor_clock.set (where);
173 Editor::ruler_button_release (GdkEventButton* ev)
176 Gdk::ModifierType state;
178 /* need to use the correct x,y, the event lies */
179 time_canvas_event_box.get_window()->get_pointer (x, y, state);
181 ruler_pressed_button = 0;
187 hide_verbose_canvas_cursor();
188 stop_canvas_autoscroll();
190 nframes_t where = leftmost_frame + pixel_to_frame (x);
192 switch (ev->button) {
194 /* transport playhead */
196 session->request_locate (where);
201 if (snap_type != Editing::SnapToEditCursor) {
204 edit_cursor->set_position (where);
205 edit_cursor_clock.set (where);
211 popup_ruler_menu (where);
219 if (ruler_grabbed_widget) {
220 ruler_grabbed_widget->remove_modal_grab();
221 ruler_grabbed_widget = 0;
228 Editor::ruler_label_button_release (GdkEventButton* ev)
240 Editor::ruler_mouse_motion (GdkEventMotion* ev)
242 if (session == 0 || !ruler_pressed_button) {
250 Gdk::ModifierType state;
252 /* need to use the correct x,y, the event lies */
253 time_canvas_event_box.get_window()->get_pointer (x, y, state);
256 track_canvas.c2w (x, y, wcx, wcy);
257 track_canvas.w2c (wcx, wcy, cx, cy);
259 nframes_t where = leftmost_frame + pixel_to_frame (x);
262 /// ripped from maybe_autoscroll, and adapted to work here
263 nframes_t one_page = (nframes_t) rint (canvas_width * frames_per_unit);
264 nframes_t rightmost_frame = leftmost_frame + one_page;
266 if (autoscroll_timeout_tag < 0) {
267 if (where > rightmost_frame) {
268 if (rightmost_frame < max_frames) {
269 start_canvas_autoscroll (1);
271 } else if (where <= leftmost_frame) {
272 if (leftmost_frame > 0) {
273 start_canvas_autoscroll (-1);
277 if (where >= leftmost_frame && where < rightmost_frame) {
278 stop_canvas_autoscroll ();
287 switch (ruler_pressed_button) {
289 /* transport playhead */
290 cursor = playhead_cursor;
295 cursor = edit_cursor;
304 cursor->set_position (where);
306 if (cursor == edit_cursor) {
307 edit_cursor_clock.set (where);
310 show_verbose_time_cursor (where, 10, cx, 0);
318 Editor::popup_ruler_menu (nframes_t where, ItemType t)
320 using namespace Menu_Helpers;
322 if (editor_ruler_menu == 0) {
323 editor_ruler_menu = new Menu;
324 editor_ruler_menu->set_name ("ArdourContextMenu");
327 // always build from scratch
328 MenuList& ruler_items = editor_ruler_menu->items();
329 editor_ruler_menu->set_name ("ArdourContextMenu");
332 CheckMenuItem * mitem;
334 no_ruler_shown_update = true;
338 ruler_items.push_back (MenuElem (_("New location marker"), bind ( mem_fun(*this, &Editor::mouse_add_new_marker), where)));
339 ruler_items.push_back (MenuElem (_("Clear all locations"), mem_fun(*this, &Editor::clear_markers)));
340 ruler_items.push_back (SeparatorElem ());
342 case RangeMarkerBarItem:
343 //ruler_items.push_back (MenuElem (_("New Range")));
344 ruler_items.push_back (MenuElem (_("Clear all ranges"), mem_fun(*this, &Editor::clear_ranges)));
345 ruler_items.push_back (SeparatorElem ());
348 case TransportMarkerBarItem:
353 ruler_items.push_back (MenuElem (_("New Tempo"), bind ( mem_fun(*this, &Editor::mouse_add_new_tempo_event), where)));
354 ruler_items.push_back (MenuElem (_("Clear tempo")));
355 ruler_items.push_back (SeparatorElem ());
359 ruler_items.push_back (MenuElem (_("New Meter"), bind ( mem_fun(*this, &Editor::mouse_add_new_meter_event), where)));
360 ruler_items.push_back (MenuElem (_("Clear meter")));
361 ruler_items.push_back (SeparatorElem ());
368 ruler_items.push_back (CheckMenuElem (_("Min:Secs"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_minsec)));
369 mitem = (CheckMenuItem *) &ruler_items.back();
370 if (ruler_shown[ruler_metric_minsec]) {
371 mitem->set_active(true);
374 ruler_items.push_back (CheckMenuElem (X_("Timecode"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_smpte)));
375 mitem = (CheckMenuItem *) &ruler_items.back();
376 if (ruler_shown[ruler_metric_smpte]) {
377 mitem->set_active(true);
380 ruler_items.push_back (CheckMenuElem (_("Frames"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_frames)));
381 mitem = (CheckMenuItem *) &ruler_items.back();
382 if (ruler_shown[ruler_metric_frames]) {
383 mitem->set_active(true);
386 ruler_items.push_back (CheckMenuElem (_("Bars:Beats"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_bbt)));
387 mitem = (CheckMenuItem *) &ruler_items.back();
388 if (ruler_shown[ruler_metric_bbt]) {
389 mitem->set_active(true);
392 ruler_items.push_back (SeparatorElem ());
394 ruler_items.push_back (CheckMenuElem (_("Meter"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_meter)));
395 mitem = (CheckMenuItem *) &ruler_items.back();
396 if (ruler_shown[ruler_time_meter]) {
397 mitem->set_active(true);
400 ruler_items.push_back (CheckMenuElem (_("Tempo"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_tempo)));
401 mitem = (CheckMenuItem *) &ruler_items.back();
402 if (ruler_shown[ruler_time_tempo]) {
403 mitem->set_active(true);
406 ruler_items.push_back (CheckMenuElem (_("Location Markers"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_marker)));
407 mitem = (CheckMenuItem *) &ruler_items.back();
408 if (ruler_shown[ruler_time_marker]) {
409 mitem->set_active(true);
412 ruler_items.push_back (CheckMenuElem (_("Range Markers"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_range_marker)));
413 mitem = (CheckMenuItem *) &ruler_items.back();
414 if (ruler_shown[ruler_time_range_marker]) {
415 mitem->set_active(true);
418 ruler_items.push_back (CheckMenuElem (_("Loop/Punch Ranges"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_transport_marker)));
419 mitem = (CheckMenuItem *) &ruler_items.back();
420 if (ruler_shown[ruler_time_transport_marker]) {
421 mitem->set_active(true);
424 editor_ruler_menu->popup (1, 0);
426 no_ruler_shown_update = false;
430 Editor::ruler_toggled (int ruler)
432 if (!session) return;
433 if (ruler < 0 || ruler >= (int) sizeof(ruler_shown)) return;
435 if (no_ruler_shown_update) return;
437 if (ruler_shown[ruler]) {
438 if (visible_timebars <= 1) {
439 // must always have 1 visible
444 ruler_shown[ruler] = !ruler_shown[ruler];
446 update_ruler_visibility ();
448 // update session extra RulerVisibility
449 store_ruler_visibility ();
453 Editor::store_ruler_visibility ()
455 XMLNode* node = new XMLNode(X_("RulerVisibility"));
457 node->add_property (X_("smpte"), ruler_shown[ruler_metric_smpte] ? "yes": "no");
458 node->add_property (X_("bbt"), ruler_shown[ruler_metric_bbt] ? "yes": "no");
459 node->add_property (X_("frames"), ruler_shown[ruler_metric_frames] ? "yes": "no");
460 node->add_property (X_("minsec"), ruler_shown[ruler_metric_minsec] ? "yes": "no");
461 node->add_property (X_("tempo"), ruler_shown[ruler_time_tempo] ? "yes": "no");
462 node->add_property (X_("meter"), ruler_shown[ruler_time_meter] ? "yes": "no");
463 node->add_property (X_("marker"), ruler_shown[ruler_time_marker] ? "yes": "no");
464 node->add_property (X_("rangemarker"), ruler_shown[ruler_time_range_marker] ? "yes": "no");
465 node->add_property (X_("transportmarker"), ruler_shown[ruler_time_transport_marker] ? "yes": "no");
467 session->add_extra_xml (*node);
468 session->set_dirty ();
472 Editor::restore_ruler_visibility ()
475 XMLNode * node = session->extra_xml (X_("RulerVisibility"));
478 if ((prop = node->property ("smpte")) != 0) {
479 if (prop->value() == "yes")
480 ruler_shown[ruler_metric_smpte] = true;
482 ruler_shown[ruler_metric_smpte] = false;
484 if ((prop = node->property ("bbt")) != 0) {
485 if (prop->value() == "yes")
486 ruler_shown[ruler_metric_bbt] = true;
488 ruler_shown[ruler_metric_bbt] = false;
490 if ((prop = node->property ("frames")) != 0) {
491 if (prop->value() == "yes")
492 ruler_shown[ruler_metric_frames] = true;
494 ruler_shown[ruler_metric_frames] = false;
496 if ((prop = node->property ("minsec")) != 0) {
497 if (prop->value() == "yes")
498 ruler_shown[ruler_metric_minsec] = true;
500 ruler_shown[ruler_metric_minsec] = false;
502 if ((prop = node->property ("tempo")) != 0) {
503 if (prop->value() == "yes")
504 ruler_shown[ruler_time_tempo] = true;
506 ruler_shown[ruler_time_tempo] = false;
508 if ((prop = node->property ("meter")) != 0) {
509 if (prop->value() == "yes")
510 ruler_shown[ruler_time_meter] = true;
512 ruler_shown[ruler_time_meter] = false;
514 if ((prop = node->property ("marker")) != 0) {
515 if (prop->value() == "yes")
516 ruler_shown[ruler_time_marker] = true;
518 ruler_shown[ruler_time_marker] = false;
520 if ((prop = node->property ("rangemarker")) != 0) {
521 if (prop->value() == "yes")
522 ruler_shown[ruler_time_range_marker] = true;
524 ruler_shown[ruler_time_range_marker] = false;
526 if ((prop = node->property ("transportmarker")) != 0) {
527 if (prop->value() == "yes")
528 ruler_shown[ruler_time_transport_marker] = true;
530 ruler_shown[ruler_time_transport_marker] = false;
535 update_ruler_visibility ();
540 Editor::update_ruler_visibility ()
542 using namespace Box_Helpers;
543 BoxList & lab_children = time_button_vbox.children();
544 BoxList & ruler_children = time_canvas_vbox.children();
546 visible_timebars = 0;
548 lab_children.clear();
550 // leave the last one (the time_canvas) intact
551 while (ruler_children.size() > 1) {
552 ruler_children.pop_front();
555 BoxList::iterator canvaspos = ruler_children.begin();
557 _smpte_ruler = gtk_custom_hruler_new ();
558 smpte_ruler = Glib::wrap (_smpte_ruler);
559 smpte_ruler->set_name ("SMPTERuler");
560 smpte_ruler->set_size_request (-1, (int)timebar_height);
561 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_smpte_ruler), &ruler_metrics[ruler_metric_smpte]);
563 _bbt_ruler = gtk_custom_hruler_new ();
564 bbt_ruler = Glib::wrap (_bbt_ruler);
565 bbt_ruler->set_name ("BBTRuler");
566 bbt_ruler->set_size_request (-1, (int)timebar_height);
567 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_bbt_ruler), &ruler_metrics[ruler_metric_bbt]);
569 _frames_ruler = gtk_custom_hruler_new ();
570 frames_ruler = Glib::wrap (_frames_ruler);
571 frames_ruler->set_name ("FramesRuler");
572 frames_ruler->set_size_request (-1, (int)timebar_height);
573 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_frames_ruler), &ruler_metrics[ruler_metric_frames]);
575 _minsec_ruler = gtk_custom_hruler_new ();
576 minsec_ruler = Glib::wrap (_minsec_ruler);
577 minsec_ruler->set_name ("MinSecRuler");
578 minsec_ruler->set_size_request (-1, (int)timebar_height);
579 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_minsec_ruler), &ruler_metrics[ruler_metric_minsec]);
582 smpte_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
583 bbt_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
584 frames_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
585 minsec_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
587 smpte_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
588 bbt_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
589 frames_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
590 minsec_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
592 smpte_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
593 bbt_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
594 frames_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
595 minsec_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
597 smpte_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
598 bbt_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
599 frames_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
600 minsec_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
603 if (ruler_shown[ruler_metric_minsec]) {
604 lab_children.push_back (Element(minsec_label, PACK_SHRINK, PACK_START));
605 ruler_children.insert (canvaspos, Element(*minsec_ruler, PACK_SHRINK, PACK_START));
609 if (ruler_shown[ruler_metric_smpte]) {
610 lab_children.push_back (Element(smpte_label, PACK_SHRINK, PACK_START));
611 ruler_children.insert (canvaspos, Element(*smpte_ruler, PACK_SHRINK, PACK_START));
615 if (ruler_shown[ruler_metric_frames]) {
616 lab_children.push_back (Element(frame_label, PACK_SHRINK, PACK_START));
617 ruler_children.insert (canvaspos, Element(*frames_ruler, PACK_SHRINK, PACK_START));
621 if (ruler_shown[ruler_metric_bbt]) {
622 lab_children.push_back (Element(bbt_label, PACK_SHRINK, PACK_START));
623 ruler_children.insert (canvaspos, Element(*bbt_ruler, PACK_SHRINK, PACK_START));
628 double old_unit_pos ;
630 if (ruler_shown[ruler_time_meter]) {
631 lab_children.push_back (Element(meter_label, PACK_SHRINK, PACK_START));
633 old_unit_pos = meter_group->property_y();
634 if (tbpos != old_unit_pos) {
635 meter_group->move ( 0.0, tbpos - old_unit_pos);
638 tbpos += timebar_height;
645 if (ruler_shown[ruler_time_tempo]) {
646 lab_children.push_back (Element(tempo_label, PACK_SHRINK, PACK_START));
647 old_unit_pos = tempo_group->property_y();
648 if (tbpos != old_unit_pos) {
649 tempo_group->move(0.0, tbpos - old_unit_pos);
652 tbpos += timebar_height;
659 if (ruler_shown[ruler_time_marker]) {
660 lab_children.push_back (Element(mark_label, PACK_SHRINK, PACK_START));
661 old_unit_pos = marker_group->property_y();
662 if (tbpos != old_unit_pos) {
663 marker_group->move ( 0.0, tbpos - old_unit_pos);
665 marker_group->show();
666 tbpos += timebar_height;
670 marker_group->hide();
673 if (ruler_shown[ruler_time_range_marker]) {
674 lab_children.push_back (Element(range_mark_label, PACK_SHRINK, PACK_START));
675 old_unit_pos = range_marker_group->property_y();
676 if (tbpos != old_unit_pos) {
677 range_marker_group->move (0.0, tbpos - old_unit_pos);
679 range_marker_group->show();
680 tbpos += timebar_height;
684 range_marker_group->hide();
687 if (ruler_shown[ruler_time_transport_marker]) {
688 lab_children.push_back (Element(transport_mark_label, PACK_SHRINK, PACK_START));
689 old_unit_pos = transport_marker_group->property_y();
690 if (tbpos != old_unit_pos) {
691 transport_marker_group->move ( 0.0, tbpos - old_unit_pos);
693 transport_marker_group->show();
694 tbpos += timebar_height;
698 transport_marker_group->hide();
701 time_canvas_vbox.set_size_request (-1, (int)(timebar_height * visible_timebars));
702 time_canvas_event_box.queue_resize();
704 update_fixed_rulers();
705 //update_tempo_based_rulers();
706 tempo_map_changed(Change (0));
708 time_canvas_event_box.show_all();
709 time_button_event_box.show_all();
713 Editor::update_just_smpte ()
715 ENSURE_GUI_THREAD(mem_fun(*this, &Editor::update_just_smpte));
721 /* XXX Note the potential loss of accuracy here as we convert from
722 an uint32_t (or larger) to a float ... what to do ?
725 nframes_t page = (nframes_t) floor (canvas_width * frames_per_unit);
726 nframes_t rightmost_frame = leftmost_frame + page;
728 if (ruler_shown[ruler_metric_smpte]) {
729 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_smpte_ruler), leftmost_frame, rightmost_frame,
730 leftmost_frame, session->current_end_frame());
735 Editor::update_fixed_rulers ()
737 nframes_t rightmost_frame;
743 /* XXX Note the potential loss of accuracy here as we convert from
744 an uint32_t (or larger) to a float ... what to do ?
747 nframes_t page = (nframes_t) floor (canvas_width * frames_per_unit);
749 ruler_metrics[ruler_metric_smpte].units_per_pixel = frames_per_unit;
750 ruler_metrics[ruler_metric_frames].units_per_pixel = frames_per_unit;
751 ruler_metrics[ruler_metric_minsec].units_per_pixel = frames_per_unit;
753 rightmost_frame = leftmost_frame + page;
755 /* these force a redraw, which in turn will force execution of the metric callbacks
756 to compute the relevant ticks to display.
759 if (ruler_shown[ruler_metric_smpte]) {
760 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_smpte_ruler), leftmost_frame, rightmost_frame,
761 leftmost_frame, session->current_end_frame());
764 if (ruler_shown[ruler_metric_frames]) {
765 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_frames_ruler), leftmost_frame, rightmost_frame,
766 leftmost_frame, session->current_end_frame());
769 if (ruler_shown[ruler_metric_minsec]) {
770 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_minsec_ruler), leftmost_frame, rightmost_frame,
771 leftmost_frame, session->current_end_frame());
776 Editor::update_tempo_based_rulers ()
782 /* XXX Note the potential loss of accuracy here as we convert from
783 an uint32_t (or larger) to a float ... what to do ?
786 nframes_t page = (nframes_t) floor (canvas_width * frames_per_unit);
787 ruler_metrics[ruler_metric_bbt].units_per_pixel = frames_per_unit;
789 if (ruler_shown[ruler_metric_bbt]) {
790 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_bbt_ruler), leftmost_frame, leftmost_frame+page,
791 leftmost_frame, session->current_end_frame());
795 /* Mark generation */
798 Editor::_metric_get_smpte (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
800 return ruler_editor->metric_get_smpte (marks, lower, upper, maxchars);
804 Editor::_metric_get_bbt (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
806 return ruler_editor->metric_get_bbt (marks, lower, upper, maxchars);
810 Editor::_metric_get_frames (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
812 return ruler_editor->metric_get_frames (marks, lower, upper, maxchars);
816 Editor::_metric_get_minsec (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
818 return ruler_editor->metric_get_minsec (marks, lower, upper, maxchars);
822 Editor::metric_get_smpte (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
832 bool show_bits = false;
833 bool show_frames = false;
834 bool show_seconds = false;
835 bool show_minutes = false;
836 bool show_hours = false;
843 fr = session->frame_rate();
845 if (lower > (spacer = (nframes_t)(128 * Editor::get_current_zoom ()))) {
846 lower = lower - spacer;
850 upper = upper + spacer;
851 range = (nframes_t) floor (upper - lower);
853 if (range < (2 * session->frames_per_smpte_frame())) { /* 0 - 2 frames */
857 } else if (range <= (fr / 4)) { /* 2 frames - 0.250 second */
860 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
861 } else if (range <= (fr / 2)) { /* 0.25-0.5 second */
864 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
865 } else if (range <= fr) { /* 0.5-1 second */
868 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
869 } else if (range <= 2 * fr) { /* 1-2 seconds */
872 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
873 } else if (range <= 8 * fr) { /* 2-8 seconds */
876 nmarks = 1 + (range / fr);
877 } else if (range <= 16 * fr) { /* 8-16 seconds */
880 nmarks = 1 + (range / fr);
881 } else if (range <= 30 * fr) { /* 16-30 seconds */
884 nmarks = 1 + (range / fr);
885 } else if (range <= 60 * fr) { /* 30-60 seconds */
888 nmarks = 1 + (range / fr);
889 } else if (range <= 2 * 60 * fr) { /* 1-2 minutes */
892 nmarks = 1 + (range / fr);
893 } else if (range <= 4 * 60 * fr) { /* 2-4 minutes */
896 nmarks = 1 + (range / fr);
897 } else if (range <= 10 * 60 * fr) { /* 4-10 minutes */
901 } else if (range <= 30 * 60 * fr) { /* 10-30 minutes */
905 } else if (range <= 60 * 60 * fr) { /* 30 minutes - 1hr */
909 } else if (range <= 4 * 60 * 60 * fr) { /* 1 - 4 hrs*/
912 nmarks = 1 + (60 * 4);
913 } else if (range <= 8 * 60 * 60 * fr) { /* 4 - 8 hrs*/
917 } else if (range <= 16 * 60 * 60 * fr) { /* 16-24 hrs*/
923 /* not possible if nframes_t is a 32 bit quantity */
930 pos = (nframes_t) floor (lower);
932 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
935 // Find smpte time of this sample (pos) with subframe accuracy
936 session->sample_to_smpte(pos, smpte, true /* use_offset */, true /* use_subframes */ );
938 for (n = 0; n < nmarks; n++) {
939 session->smpte_to_sample(smpte, pos, true /* use_offset */, true /* use_subframes */ );
940 if ((smpte.subframes % mark_modulo) == 0) {
941 if (smpte.subframes == 0) {
942 (*marks)[n].style = GtkCustomRulerMarkMajor;
943 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
945 (*marks)[n].style = GtkCustomRulerMarkMinor;
946 snprintf (buf, sizeof(buf), ".%02u", smpte.subframes);
949 snprintf (buf, sizeof(buf)," ");
950 (*marks)[n].style = GtkCustomRulerMarkMicro;
953 (*marks)[n].label = g_strdup (buf);
954 (*marks)[n].position = pos;
956 // Increment subframes by one
957 SMPTE::increment_subframes( smpte );
959 } else if (show_seconds) {
960 // Find smpte time of this sample (pos)
961 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
962 // Go to next whole second down
963 SMPTE::seconds_floor( smpte );
965 for (n = 0; n < nmarks; n++) {
966 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
967 if ((smpte.seconds % mark_modulo) == 0) {
968 if (smpte.seconds == 0) {
969 (*marks)[n].style = GtkCustomRulerMarkMajor;
970 (*marks)[n].position = pos;
972 (*marks)[n].style = GtkCustomRulerMarkMinor;
973 (*marks)[n].position = pos;
975 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
977 snprintf (buf, sizeof(buf)," ");
978 (*marks)[n].style = GtkCustomRulerMarkMicro;
979 (*marks)[n].position = pos;
982 (*marks)[n].label = g_strdup (buf);
983 SMPTE::increment_seconds( smpte );
985 } else if (show_minutes) {
986 // Find smpte time of this sample (pos)
987 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
988 // Go to next whole minute down
989 SMPTE::minutes_floor( smpte );
991 for (n = 0; n < nmarks; n++) {
992 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
993 if ((smpte.minutes % mark_modulo) == 0) {
994 if (smpte.minutes == 0) {
995 (*marks)[n].style = GtkCustomRulerMarkMajor;
997 (*marks)[n].style = GtkCustomRulerMarkMinor;
999 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1001 snprintf (buf, sizeof(buf)," ");
1002 (*marks)[n].style = GtkCustomRulerMarkMicro;
1005 (*marks)[n].label = g_strdup (buf);
1006 (*marks)[n].position = pos;
1007 SMPTE::increment_minutes( smpte );
1009 } else if (show_hours) {
1010 // Find smpte time of this sample (pos)
1011 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1012 // Go to next whole hour down
1013 SMPTE::hours_floor( smpte );
1015 for (n = 0; n < nmarks; n++) {
1016 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1017 if ((smpte.hours % mark_modulo) == 0) {
1018 (*marks)[n].style = GtkCustomRulerMarkMajor;
1019 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1021 snprintf (buf, sizeof(buf)," ");
1022 (*marks)[n].style = GtkCustomRulerMarkMicro;
1025 (*marks)[n].label = g_strdup (buf);
1026 (*marks)[n].position = pos;
1028 SMPTE::increment_hours( smpte );
1030 } else { // show_frames
1031 // Find smpte time of this sample (pos)
1032 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1033 // Go to next whole frame down
1034 SMPTE::frames_floor( smpte );
1036 for (n = 0; n < nmarks; n++) {
1037 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1038 if ((smpte.frames % mark_modulo) == 0) {
1039 (*marks)[n].style = GtkCustomRulerMarkMajor;
1040 (*marks)[n].position = pos;
1041 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1043 snprintf (buf, sizeof(buf)," ");
1044 (*marks)[n].style = GtkCustomRulerMarkMicro;
1045 (*marks)[n].position = pos;
1048 (*marks)[n].label = g_strdup (buf);
1049 SMPTE::increment( smpte );
1058 Editor::metric_get_bbt (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1064 TempoMap::BBTPointList::iterator i;
1068 uint32_t desirable_marks;
1069 uint32_t magic_accent_number = 1;
1074 bool bar_helper_on = true;
1077 nframes_t next_beat_pos;
1079 if ((desirable_marks = maxchars / 7) == 0) {
1083 /* align the tick marks to whatever we're snapping to... */
1085 switch (snap_type) {
1086 case SnapToAThirdBeat:
1087 bbt_beat_subdivision = 3;
1089 case SnapToAQuarterBeat:
1090 bbt_beat_subdivision = 4;
1092 case SnapToAEighthBeat:
1093 bbt_beat_subdivision = 8;
1094 magic_accent_number = 2;
1096 case SnapToASixteenthBeat:
1097 bbt_beat_subdivision = 16;
1098 magic_accent_number = 4;
1100 case SnapToAThirtysecondBeat:
1101 bbt_beat_subdivision = 32;
1102 magic_accent_number = 8;
1105 bbt_beat_subdivision = 4;
1109 if (current_bbt_points == 0 || current_bbt_points->empty()) {
1113 i = current_bbt_points->end();
1115 bars = (*i).bar - (*current_bbt_points->begin()).bar;
1116 beats = current_bbt_points->size() - bars;
1118 /*Only show the bar helper if there aren't many bars on the screen */
1120 bar_helper_on = false;
1123 if (desirable_marks > (beats / 4)) {
1125 /* we're in beat land...*/
1130 nframes_t frame_skip;
1131 double frame_skip_error;
1132 double accumulated_error;
1133 double position_of_helper;
1134 bool i_am_accented = false;
1135 bool we_need_ticks = false;
1136 bool helper_active = false;
1138 position_of_helper = lower + (30 * Editor::get_current_zoom ());
1140 if (desirable_marks >= (beats)) {
1141 nmarks = (beats * bbt_beat_subdivision) + 1;
1142 we_need_ticks = true;
1147 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1149 (*marks)[0].label = g_strdup(" ");
1150 (*marks)[0].position = lower;
1151 (*marks)[0].style = GtkCustomRulerMarkMicro;
1153 for (n = 1, i = current_bbt_points->begin(); n < nmarks && i != current_bbt_points->end(); ++i) {
1155 if ((*i).frame < lower && (bar_helper_on)) {
1156 snprintf (buf, sizeof(buf), "<%" PRIu32 "|%" PRIu32, (*i).bar, (*i).beat);
1157 (*marks)[0].label = g_strdup (buf);
1158 helper_active = true;
1161 if ((*i).type == TempoMap::Bar) {
1162 if (((*i).frame < position_of_helper) && helper_active) {
1163 snprintf (buf, sizeof(buf), " ");
1165 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1167 (*marks)[n].label = g_strdup (buf);
1168 (*marks)[n].position = (*i).frame;
1169 (*marks)[n].style = GtkCustomRulerMarkMajor;
1172 } else if (((*i).type == TempoMap::Beat) && ((*i).beat > 1)) {
1173 ((((*i).frame < position_of_helper) && bar_helper_on) || !we_need_ticks) ?
1174 snprintf (buf, sizeof(buf), " ") : snprintf (buf, sizeof(buf), "%" PRIu32, (*i).beat);
1175 if (((*i).beat % 2 == 1) || we_need_ticks) {
1176 (*marks)[n].style = GtkCustomRulerMarkMinor;
1178 (*marks)[n].style = GtkCustomRulerMarkMicro;
1180 (*marks)[n].label = g_strdup (buf);
1181 (*marks)[n].position = (*i).frame;
1188 /* Add the tick marks */
1190 if (we_need_ticks && (*i).type == TempoMap::Beat) {
1192 /* Find the next beat */
1194 next_beat.beats = (*i).beat;
1195 next_beat.bars = (*i).bar;
1197 if ((*i).meter->beats_per_bar() > (next_beat.beats + 1)) {
1198 next_beat.beats += 1;
1200 next_beat.bars += 1;
1201 next_beat.beats = 1;
1204 next_beat_pos = session->tempo_map().frame_time(next_beat);
1206 frame_skip = (nframes_t) floor (frame_skip_error = (session->frame_rate() * 60) / (bbt_beat_subdivision * (*i).tempo->beats_per_minute()));
1207 frame_skip_error -= frame_skip;
1208 skip = (uint32_t) (Meter::ticks_per_beat / bbt_beat_subdivision);
1210 pos = (*i).frame + frame_skip;
1211 accumulated_error = frame_skip_error;
1215 for (t = 0; (tick < Meter::ticks_per_beat) && (n < nmarks) && (pos < next_beat_pos) ; pos += frame_skip, tick += skip, ++t) {
1217 if (t % magic_accent_number == (magic_accent_number - 1)) {
1218 i_am_accented = true;
1220 if (Editor::get_current_zoom () > 32) {
1221 snprintf (buf, sizeof(buf), " ");
1222 } else if ((Editor::get_current_zoom () > 8) && !i_am_accented) {
1223 snprintf (buf, sizeof(buf), " ");
1224 } else if (bar_helper_on && (pos < position_of_helper)) {
1225 snprintf (buf, sizeof(buf), " ");
1227 snprintf (buf, sizeof(buf), "%" PRIu32, tick);
1230 (*marks)[n].label = g_strdup (buf);
1232 /* Error compensation for float to nframes_t*/
1233 accumulated_error += frame_skip_error;
1234 if (accumulated_error > 1) {
1236 accumulated_error -= 1.0f;
1239 (*marks)[n].position = pos;
1241 if ((bbt_beat_subdivision > 4) && i_am_accented) {
1242 (*marks)[n].style = GtkCustomRulerMarkMinor;
1244 (*marks)[n].style = GtkCustomRulerMarkMicro;
1246 i_am_accented = false;
1252 return n; //return the actual number of marks made, since we might have skipped some fro fractional time signatures
1256 /* we're in bar land */
1258 if (desirable_marks < (bars / 256)) {
1260 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1261 snprintf (buf, sizeof(buf), "too many bars... (currently %" PRIu32 ")", bars );
1262 (*marks)[0].style = GtkCustomRulerMarkMajor;
1263 (*marks)[0].label = g_strdup (buf);
1264 (*marks)[0].position = lower;
1265 } else if (desirable_marks < (uint32_t)(nmarks = (gint) (bars / 64) + 1)) {
1266 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1267 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1268 if ((*i).type == TempoMap::Bar) {
1269 if ((*i).bar % 64 == 1) {
1270 if ((*i).bar % 256 == 1) {
1271 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1272 (*marks)[n].style = GtkCustomRulerMarkMajor;
1274 snprintf (buf, sizeof(buf), " ");
1275 if ((*i).bar % 256 == 129) {
1276 (*marks)[n].style = GtkCustomRulerMarkMinor;
1278 (*marks)[n].style = GtkCustomRulerMarkMicro;
1281 (*marks)[n].label = g_strdup (buf);
1282 (*marks)[n].position = (*i).frame;
1287 } else if (desirable_marks < (uint32_t)(nmarks = (bars / 16) + 1)) {
1288 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1289 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1290 if ((*i).type == TempoMap::Bar) {
1291 if ((*i).bar % 16 == 1) {
1292 if ((*i).bar % 64 == 1) {
1293 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1294 (*marks)[n].style = GtkCustomRulerMarkMajor;
1296 snprintf (buf, sizeof(buf), " ");
1297 if ((*i).bar % 64 == 33) {
1298 (*marks)[n].style = GtkCustomRulerMarkMinor;
1300 (*marks)[n].style = GtkCustomRulerMarkMicro;
1303 (*marks)[n].label = g_strdup (buf);
1304 (*marks)[n].position = (*i).frame;
1309 } else if (desirable_marks < (uint32_t)(nmarks = (bars / 4) + 1)){
1310 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1311 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; ++i) {
1312 if ((*i).type == TempoMap::Bar) {
1313 if ((*i).bar % 4 == 1) {
1314 if ((*i).bar % 16 == 1) {
1315 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1316 (*marks)[n].style = GtkCustomRulerMarkMajor;
1318 snprintf (buf, sizeof(buf), " ");
1319 if ((*i).bar % 16 == 9) {
1320 (*marks)[n].style = GtkCustomRulerMarkMinor;
1322 (*marks)[n].style = GtkCustomRulerMarkMicro;
1325 (*marks)[n].label = g_strdup (buf);
1326 (*marks)[n].position = (*i).frame;
1333 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks );
1334 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1335 if ((*i).type == TempoMap::Bar) {
1336 if ((*i).bar % 4 == 1) {
1337 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1338 (*marks)[n].style = GtkCustomRulerMarkMajor;
1340 snprintf (buf, sizeof(buf), " ");
1341 if ((*i).bar % 4 == 3) {
1342 (*marks)[n].style = GtkCustomRulerMarkMinor;
1344 (*marks)[n].style = GtkCustomRulerMarkMicro;
1347 (*marks)[n].label = g_strdup (buf);
1348 (*marks)[n].position = (*i).frame;
1358 Editor::metric_get_frames (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1360 nframes_t mark_interval;
1362 nframes_t ilower = (nframes_t) floor (lower);
1363 nframes_t iupper = (nframes_t) floor (upper);
1372 mark_interval = (iupper - ilower) / 5;
1373 if (mark_interval > session->frame_rate()) {
1374 mark_interval -= mark_interval % session->frame_rate();
1376 mark_interval = session->frame_rate() / (session->frame_rate() / mark_interval ) ;
1379 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1380 for (n = 0, pos = ilower; n < nmarks; pos += mark_interval, ++n) {
1381 snprintf (buf, sizeof(buf), "%u", pos);
1382 (*marks)[n].label = g_strdup (buf);
1383 (*marks)[n].position = pos;
1384 (*marks)[n].style = GtkCustomRulerMarkMajor;
1391 sample_to_clock_parts ( nframes_t sample,
1392 nframes_t sample_rate,
1406 hrs = left / (sample_rate * 60 * 60);
1407 left -= hrs * sample_rate * 60 * 60;
1408 mins = left / (sample_rate * 60);
1409 left -= mins * sample_rate * 60;
1410 secs = left / sample_rate;
1411 left -= secs * sample_rate;
1412 millisecs = left * 1000 / sample_rate;
1414 *millisecs_p = millisecs;
1423 Editor::metric_get_minsec (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1427 nframes_t mark_interval;
1430 long hrs, mins, secs, millisecs;
1434 gint mark_modulo = 100;
1435 bool show_seconds = false;
1436 bool show_minutes = false;
1437 bool show_hours = false;
1438 nframes_t ilower = (nframes_t) floor (lower);
1439 nframes_t iupper = (nframes_t) floor (upper);
1445 fr = session->frame_rate();
1447 /* to prevent 'flashing' */
1448 if (lower > (spacer = (nframes_t)(128 * Editor::get_current_zoom ()))) {
1449 lower = lower - spacer;
1453 upper = upper + spacer;
1454 range = iupper - ilower;
1456 if (range < (fr / 50)) {
1457 mark_interval = fr / 100; /* show 1/100 seconds */
1459 } else if (range <= (fr / 10)) { /* 0-0.1 second */
1460 mark_interval = fr / 50; /* show 1/50 seconds */
1462 } else if (range <= (fr / 2)) { /* 0-0.5 second */
1463 mark_interval = fr / 20; /* show 1/20 seconds */
1465 } else if (range <= fr) { /* 0-1 second */
1466 mark_interval = fr / 10; /* show 1/10 seconds */
1468 } else if (range <= 2 * fr) { /* 1-2 seconds */
1469 mark_interval = fr / 2; /* show 1/2 seconds */
1471 } else if (range <= 8 * fr) { /* 2-5 seconds */
1472 mark_interval = fr / 5; /* show 2 seconds */
1474 } else if (range <= 16 * fr) { /* 8-16 seconds */
1475 mark_interval = fr; /* show 1 seconds */
1476 show_seconds = true;
1478 } else if (range <= 30 * fr) { /* 10-30 seconds */
1479 mark_interval = fr; /* show 10 seconds */
1480 show_seconds = true;
1482 } else if (range <= 60 * fr) { /* 30-60 seconds */
1483 mark_interval = 5 * fr; /* show 5 seconds */
1484 show_seconds = true;
1486 } else if (range <= 2 * 60 * fr) { /* 1-2 minutes */
1487 mark_interval = 5 * fr; /* show 5 seconds */
1488 show_seconds = true;
1490 } else if (range <= 4 * 60 * fr) { /* 4 minutes */
1491 mark_interval = 10 * fr; /* show 10 seconds */
1492 show_seconds = true;
1494 } else if (range <= 10 * 60 * fr) { /* 10 minutes */
1495 mark_interval = 30 * fr; /* show 30 seconds */
1496 show_seconds = true;
1498 } else if (range <= 30 * 60 * fr) { /* 10-30 minutes */
1499 mark_interval = 60 * fr; /* show 1 minute */
1500 show_minutes = true;
1502 } else if (range <= 60 * 60 * fr) { /* 30 minutes - 1hr */
1503 mark_interval = 2 * 60 * fr; /* show 2 minutes */
1504 show_minutes = true;
1506 } else if (range <= 4 * 60 * 60 * fr) { /* 1 - 4 hrs*/
1507 mark_interval = 5 * 60 * fr; /* show 10 minutes */
1508 show_minutes = true;
1510 } else if (range <= 8 * 60 * 60 * fr) { /* 4 - 8 hrs*/
1511 mark_interval = 20 * 60 * fr; /* show 20 minutes */
1512 show_minutes = true;
1514 } else if (range <= 16 * 60 * 60 * fr) { /* 16-24 hrs*/
1515 mark_interval = 60 * 60 * fr; /* show 60 minutes */
1520 /* not possible if nframes_t is a 32 bit quantity */
1522 mark_interval = 4 * 60 * 60 * fr; /* show 4 hrs */
1525 nmarks = 1 + (range / mark_interval);
1526 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1527 pos = ((ilower + (mark_interval/2))/mark_interval) * mark_interval;
1530 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1531 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1532 if (secs % mark_modulo == 0) {
1534 (*marks)[n].style = GtkCustomRulerMarkMajor;
1536 (*marks)[n].style = GtkCustomRulerMarkMinor;
1538 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1540 snprintf (buf, sizeof(buf), " ");
1541 (*marks)[n].style = GtkCustomRulerMarkMicro;
1543 (*marks)[n].label = g_strdup (buf);
1544 (*marks)[n].position = pos;
1546 } else if (show_minutes) {
1547 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1548 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1549 if (mins % mark_modulo == 0) {
1551 (*marks)[n].style = GtkCustomRulerMarkMajor;
1553 (*marks)[n].style = GtkCustomRulerMarkMinor;
1555 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1557 snprintf (buf, sizeof(buf), " ");
1558 (*marks)[n].style = GtkCustomRulerMarkMicro;
1560 (*marks)[n].label = g_strdup (buf);
1561 (*marks)[n].position = pos;
1563 } else if (show_hours) {
1564 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1565 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1566 if (hrs % mark_modulo == 0) {
1567 (*marks)[n].style = GtkCustomRulerMarkMajor;
1568 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1570 snprintf (buf, sizeof(buf), " ");
1571 (*marks)[n].style = GtkCustomRulerMarkMicro;
1573 (*marks)[n].label = g_strdup (buf);
1574 (*marks)[n].position = pos;
1577 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1578 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1579 if (millisecs % mark_modulo == 0) {
1580 if (millisecs == 0) {
1581 (*marks)[n].style = GtkCustomRulerMarkMajor;
1583 (*marks)[n].style = GtkCustomRulerMarkMinor;
1585 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1587 snprintf (buf, sizeof(buf), " ");
1588 (*marks)[n].style = GtkCustomRulerMarkMicro;
1590 (*marks)[n].label = g_strdup (buf);
1591 (*marks)[n].position = pos;