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 _smpte_ruler = gtk_custom_hruler_new ();
59 smpte_ruler = Glib::wrap (_smpte_ruler);
60 smpte_ruler->set_name ("SMPTERuler");
61 smpte_ruler->set_size_request (-1, (int)timebar_height);
62 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_smpte_ruler), &ruler_metrics[ruler_metric_smpte]);
63 ruler_shown[ruler_metric_smpte] = true;
65 _bbt_ruler = gtk_custom_hruler_new ();
66 bbt_ruler = Glib::wrap (_bbt_ruler);
67 bbt_ruler->set_name ("BBTRuler");
68 bbt_ruler->set_size_request (-1, (int)timebar_height);
69 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_bbt_ruler), &ruler_metrics[ruler_metric_bbt]);
70 ruler_shown[ruler_metric_bbt] = true;
72 _frames_ruler = gtk_custom_hruler_new ();
73 frames_ruler = Glib::wrap (_frames_ruler);
74 frames_ruler->set_name ("FramesRuler");
75 frames_ruler->set_size_request (-1, (int)timebar_height);
76 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_frames_ruler), &ruler_metrics[ruler_metric_frames]);
78 _minsec_ruler = gtk_custom_hruler_new ();
79 minsec_ruler = Glib::wrap (_minsec_ruler);
80 minsec_ruler->set_name ("MinSecRuler");
81 minsec_ruler->set_size_request (-1, (int)timebar_height);
82 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_minsec_ruler), &ruler_metrics[ruler_metric_minsec]);
84 ruler_shown[ruler_time_meter] = true;
85 ruler_shown[ruler_time_tempo] = true;
86 ruler_shown[ruler_time_marker] = true;
87 ruler_shown[ruler_time_range_marker] = true;
88 ruler_shown[ruler_time_transport_marker] = true;
89 ruler_shown[ruler_metric_frames] = false;
90 ruler_shown[ruler_metric_minsec] = false;
92 smpte_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
93 bbt_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
94 frames_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
95 minsec_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
97 smpte_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
98 bbt_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
99 frames_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
100 minsec_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
102 smpte_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
103 bbt_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
104 frames_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
105 minsec_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
107 smpte_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
108 bbt_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
109 frames_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
110 minsec_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
112 visible_timebars = 7; /* 4 here, 3 in time_canvas */
113 ruler_pressed_button = 0;
118 Editor::ruler_button_press (GdkEventButton* ev)
124 ruler_pressed_button = ev->button;
126 // jlc: grab ev->window ?
127 //Gtk::Main::grab_add (*minsec_ruler);
128 Widget * grab_widget = 0;
130 if (smpte_ruler->is_realized() && ev->window == smpte_ruler->get_window()->gobj()) grab_widget = smpte_ruler;
131 else if (bbt_ruler->is_realized() && ev->window == bbt_ruler->get_window()->gobj()) grab_widget = bbt_ruler;
132 else if (frames_ruler->is_realized() && ev->window == frames_ruler->get_window()->gobj()) grab_widget = frames_ruler;
133 else if (minsec_ruler->is_realized() && ev->window == minsec_ruler->get_window()->gobj()) grab_widget = minsec_ruler;
136 grab_widget->add_modal_grab ();
137 ruler_grabbed_widget = grab_widget;
141 Gdk::ModifierType state;
143 /* need to use the correct x,y, the event lies */
144 time_canvas_event_box.get_window()->get_pointer (x, y, state);
146 nframes_t where = leftmost_frame + pixel_to_frame (x);
148 switch (ev->button) {
150 /* transport playhead */
152 session->request_locate (where);
157 if (snap_type != Editing::SnapToEditCursor) {
160 edit_cursor->set_position (where);
161 edit_cursor_clock.set (where);
172 Editor::ruler_button_release (GdkEventButton* ev)
175 Gdk::ModifierType state;
177 /* need to use the correct x,y, the event lies */
178 time_canvas_event_box.get_window()->get_pointer (x, y, state);
180 ruler_pressed_button = 0;
186 hide_verbose_canvas_cursor();
187 stop_canvas_autoscroll();
189 nframes_t where = leftmost_frame + pixel_to_frame (x);
191 switch (ev->button) {
193 /* transport playhead */
195 session->request_locate (where);
200 if (snap_type != Editing::SnapToEditCursor) {
203 edit_cursor->set_position (where);
204 edit_cursor_clock.set (where);
210 popup_ruler_menu (where);
218 if (ruler_grabbed_widget) {
219 ruler_grabbed_widget->remove_modal_grab();
220 ruler_grabbed_widget = 0;
227 Editor::ruler_label_button_release (GdkEventButton* ev)
239 Editor::ruler_mouse_motion (GdkEventMotion* ev)
241 if (session == 0 || !ruler_pressed_button) {
249 Gdk::ModifierType state;
251 /* need to use the correct x,y, the event lies */
252 time_canvas_event_box.get_window()->get_pointer (x, y, state);
255 track_canvas.c2w (x, y, wcx, wcy);
256 track_canvas.w2c (wcx, wcy, cx, cy);
258 nframes_t where = leftmost_frame + pixel_to_frame (x);
261 /// ripped from maybe_autoscroll, and adapted to work here
262 nframes_t one_page = (nframes_t) rint (canvas_width * frames_per_unit);
263 nframes_t rightmost_frame = leftmost_frame + one_page;
265 if (autoscroll_timeout_tag < 0) {
266 if (where > rightmost_frame) {
267 if (rightmost_frame < max_frames) {
268 start_canvas_autoscroll (1);
270 } else if (where <= leftmost_frame) {
271 if (leftmost_frame > 0) {
272 start_canvas_autoscroll (-1);
276 if (where >= leftmost_frame && where < rightmost_frame) {
277 stop_canvas_autoscroll ();
286 switch (ruler_pressed_button) {
288 /* transport playhead */
289 cursor = playhead_cursor;
294 cursor = edit_cursor;
303 cursor->set_position (where);
305 if (cursor == edit_cursor) {
306 edit_cursor_clock.set (where);
309 show_verbose_time_cursor (where, 10, cx, 0);
317 Editor::popup_ruler_menu (nframes_t where, ItemType t)
319 using namespace Menu_Helpers;
321 if (editor_ruler_menu == 0) {
322 editor_ruler_menu = new Menu;
323 editor_ruler_menu->set_name ("ArdourContextMenu");
326 // always build from scratch
327 MenuList& ruler_items = editor_ruler_menu->items();
328 editor_ruler_menu->set_name ("ArdourContextMenu");
331 CheckMenuItem * mitem;
333 no_ruler_shown_update = true;
337 ruler_items.push_back (MenuElem (_("New location marker"), bind ( mem_fun(*this, &Editor::mouse_add_new_marker), where)));
338 ruler_items.push_back (MenuElem (_("Clear all locations"), mem_fun(*this, &Editor::clear_markers)));
339 ruler_items.push_back (MenuElem (_("Unhide locations"), mem_fun(*this, &Editor::unhide_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 (MenuElem (_("Unhide ranges"), mem_fun(*this, &Editor::unhide_ranges)));
346 ruler_items.push_back (SeparatorElem ());
349 case TransportMarkerBarItem:
354 ruler_items.push_back (MenuElem (_("New Tempo"), bind ( mem_fun(*this, &Editor::mouse_add_new_tempo_event), where)));
355 ruler_items.push_back (MenuElem (_("Clear tempo")));
356 ruler_items.push_back (SeparatorElem ());
360 ruler_items.push_back (MenuElem (_("New Meter"), bind ( mem_fun(*this, &Editor::mouse_add_new_meter_event), where)));
361 ruler_items.push_back (MenuElem (_("Clear meter")));
362 ruler_items.push_back (SeparatorElem ());
369 ruler_items.push_back (CheckMenuElem (_("Min:Secs"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_minsec)));
370 mitem = (CheckMenuItem *) &ruler_items.back();
371 if (ruler_shown[ruler_metric_minsec]) {
372 mitem->set_active(true);
375 ruler_items.push_back (CheckMenuElem (X_("Timecode"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_smpte)));
376 mitem = (CheckMenuItem *) &ruler_items.back();
377 if (ruler_shown[ruler_metric_smpte]) {
378 mitem->set_active(true);
381 ruler_items.push_back (CheckMenuElem (_("Frames"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_frames)));
382 mitem = (CheckMenuItem *) &ruler_items.back();
383 if (ruler_shown[ruler_metric_frames]) {
384 mitem->set_active(true);
387 ruler_items.push_back (CheckMenuElem (_("Bars:Beats"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_bbt)));
388 mitem = (CheckMenuItem *) &ruler_items.back();
389 if (ruler_shown[ruler_metric_bbt]) {
390 mitem->set_active(true);
393 ruler_items.push_back (SeparatorElem ());
395 ruler_items.push_back (CheckMenuElem (_("Meter"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_meter)));
396 mitem = (CheckMenuItem *) &ruler_items.back();
397 if (ruler_shown[ruler_time_meter]) {
398 mitem->set_active(true);
401 ruler_items.push_back (CheckMenuElem (_("Tempo"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_tempo)));
402 mitem = (CheckMenuItem *) &ruler_items.back();
403 if (ruler_shown[ruler_time_tempo]) {
404 mitem->set_active(true);
407 ruler_items.push_back (CheckMenuElem (_("Location Markers"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_marker)));
408 mitem = (CheckMenuItem *) &ruler_items.back();
409 if (ruler_shown[ruler_time_marker]) {
410 mitem->set_active(true);
413 ruler_items.push_back (CheckMenuElem (_("Range Markers"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_range_marker)));
414 mitem = (CheckMenuItem *) &ruler_items.back();
415 if (ruler_shown[ruler_time_range_marker]) {
416 mitem->set_active(true);
419 ruler_items.push_back (CheckMenuElem (_("Loop/Punch Ranges"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_transport_marker)));
420 mitem = (CheckMenuItem *) &ruler_items.back();
421 if (ruler_shown[ruler_time_transport_marker]) {
422 mitem->set_active(true);
425 editor_ruler_menu->popup (1, gtk_get_current_event_time());
427 no_ruler_shown_update = false;
431 Editor::ruler_toggled (int ruler)
433 if (!session) return;
434 if (ruler < 0 || ruler >= (int) sizeof(ruler_shown)) return;
436 if (no_ruler_shown_update) return;
438 if (ruler_shown[ruler]) {
439 if (visible_timebars <= 1) {
440 // must always have 1 visible
445 ruler_shown[ruler] = !ruler_shown[ruler];
447 update_ruler_visibility ();
449 // update session extra RulerVisibility
450 store_ruler_visibility ();
454 Editor::store_ruler_visibility ()
456 XMLNode* node = new XMLNode(X_("RulerVisibility"));
458 node->add_property (X_("smpte"), ruler_shown[ruler_metric_smpte] ? "yes": "no");
459 node->add_property (X_("bbt"), ruler_shown[ruler_metric_bbt] ? "yes": "no");
460 node->add_property (X_("frames"), ruler_shown[ruler_metric_frames] ? "yes": "no");
461 node->add_property (X_("minsec"), ruler_shown[ruler_metric_minsec] ? "yes": "no");
462 node->add_property (X_("tempo"), ruler_shown[ruler_time_tempo] ? "yes": "no");
463 node->add_property (X_("meter"), ruler_shown[ruler_time_meter] ? "yes": "no");
464 node->add_property (X_("marker"), ruler_shown[ruler_time_marker] ? "yes": "no");
465 node->add_property (X_("rangemarker"), ruler_shown[ruler_time_range_marker] ? "yes": "no");
466 node->add_property (X_("transportmarker"), ruler_shown[ruler_time_transport_marker] ? "yes": "no");
468 session->add_extra_xml (*node);
469 session->set_dirty ();
473 Editor::restore_ruler_visibility ()
476 XMLNode * node = session->extra_xml (X_("RulerVisibility"));
479 if ((prop = node->property ("smpte")) != 0) {
480 if (prop->value() == "yes")
481 ruler_shown[ruler_metric_smpte] = true;
483 ruler_shown[ruler_metric_smpte] = false;
485 if ((prop = node->property ("bbt")) != 0) {
486 if (prop->value() == "yes")
487 ruler_shown[ruler_metric_bbt] = true;
489 ruler_shown[ruler_metric_bbt] = false;
491 if ((prop = node->property ("frames")) != 0) {
492 if (prop->value() == "yes")
493 ruler_shown[ruler_metric_frames] = true;
495 ruler_shown[ruler_metric_frames] = false;
497 if ((prop = node->property ("minsec")) != 0) {
498 if (prop->value() == "yes")
499 ruler_shown[ruler_metric_minsec] = true;
501 ruler_shown[ruler_metric_minsec] = false;
503 if ((prop = node->property ("tempo")) != 0) {
504 if (prop->value() == "yes")
505 ruler_shown[ruler_time_tempo] = true;
507 ruler_shown[ruler_time_tempo] = false;
509 if ((prop = node->property ("meter")) != 0) {
510 if (prop->value() == "yes")
511 ruler_shown[ruler_time_meter] = true;
513 ruler_shown[ruler_time_meter] = false;
515 if ((prop = node->property ("marker")) != 0) {
516 if (prop->value() == "yes")
517 ruler_shown[ruler_time_marker] = true;
519 ruler_shown[ruler_time_marker] = false;
521 if ((prop = node->property ("rangemarker")) != 0) {
522 if (prop->value() == "yes")
523 ruler_shown[ruler_time_range_marker] = true;
525 ruler_shown[ruler_time_range_marker] = false;
527 if ((prop = node->property ("transportmarker")) != 0) {
528 if (prop->value() == "yes")
529 ruler_shown[ruler_time_transport_marker] = true;
531 ruler_shown[ruler_time_transport_marker] = false;
536 update_ruler_visibility ();
541 Editor::update_ruler_visibility ()
543 using namespace Box_Helpers;
544 BoxList & lab_children = time_button_vbox.children();
545 BoxList & ruler_children = time_canvas_vbox.children();
547 visible_timebars = 0;
549 lab_children.clear();
551 // leave the last one (the time_canvas) intact
552 while (ruler_children.size() > 1) {
553 ruler_children.pop_front();
556 BoxList::iterator canvaspos = ruler_children.begin();
558 _smpte_ruler = gtk_custom_hruler_new ();
559 smpte_ruler = Glib::wrap (_smpte_ruler);
560 smpte_ruler->set_name ("SMPTERuler");
561 smpte_ruler->set_size_request (-1, (int)timebar_height);
562 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_smpte_ruler), &ruler_metrics[ruler_metric_smpte]);
564 _bbt_ruler = gtk_custom_hruler_new ();
565 bbt_ruler = Glib::wrap (_bbt_ruler);
566 bbt_ruler->set_name ("BBTRuler");
567 bbt_ruler->set_size_request (-1, (int)timebar_height);
568 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_bbt_ruler), &ruler_metrics[ruler_metric_bbt]);
570 _frames_ruler = gtk_custom_hruler_new ();
571 frames_ruler = Glib::wrap (_frames_ruler);
572 frames_ruler->set_name ("FramesRuler");
573 frames_ruler->set_size_request (-1, (int)timebar_height);
574 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_frames_ruler), &ruler_metrics[ruler_metric_frames]);
576 _minsec_ruler = gtk_custom_hruler_new ();
577 minsec_ruler = Glib::wrap (_minsec_ruler);
578 minsec_ruler->set_name ("MinSecRuler");
579 minsec_ruler->set_size_request (-1, (int)timebar_height);
580 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_minsec_ruler), &ruler_metrics[ruler_metric_minsec]);
583 smpte_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
584 bbt_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
585 frames_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
586 minsec_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
588 smpte_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
589 bbt_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
590 frames_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
591 minsec_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
593 smpte_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
594 bbt_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
595 frames_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
596 minsec_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
598 smpte_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
599 bbt_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
600 frames_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
601 minsec_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
604 if (ruler_shown[ruler_metric_minsec]) {
605 lab_children.push_back (Element(minsec_label, PACK_SHRINK, PACK_START));
606 ruler_children.insert (canvaspos, Element(*minsec_ruler, PACK_SHRINK, PACK_START));
610 if (ruler_shown[ruler_metric_smpte]) {
611 lab_children.push_back (Element(smpte_label, PACK_SHRINK, PACK_START));
612 ruler_children.insert (canvaspos, Element(*smpte_ruler, PACK_SHRINK, PACK_START));
616 if (ruler_shown[ruler_metric_frames]) {
617 lab_children.push_back (Element(frame_label, PACK_SHRINK, PACK_START));
618 ruler_children.insert (canvaspos, Element(*frames_ruler, PACK_SHRINK, PACK_START));
622 if (ruler_shown[ruler_metric_bbt]) {
623 lab_children.push_back (Element(bbt_label, PACK_SHRINK, PACK_START));
624 ruler_children.insert (canvaspos, Element(*bbt_ruler, PACK_SHRINK, PACK_START));
629 double old_unit_pos ;
631 if (ruler_shown[ruler_time_meter]) {
632 lab_children.push_back (Element(meter_label, PACK_SHRINK, PACK_START));
634 old_unit_pos = meter_group->property_y();
635 if (tbpos != old_unit_pos) {
636 meter_group->move ( 0.0, tbpos - old_unit_pos);
639 tbpos += timebar_height;
646 if (ruler_shown[ruler_time_tempo]) {
647 lab_children.push_back (Element(tempo_label, PACK_SHRINK, PACK_START));
648 old_unit_pos = tempo_group->property_y();
649 if (tbpos != old_unit_pos) {
650 tempo_group->move(0.0, tbpos - old_unit_pos);
653 tbpos += timebar_height;
660 if (ruler_shown[ruler_time_marker]) {
661 lab_children.push_back (Element(mark_label, PACK_SHRINK, PACK_START));
662 old_unit_pos = marker_group->property_y();
663 if (tbpos != old_unit_pos) {
664 marker_group->move ( 0.0, tbpos - old_unit_pos);
666 marker_group->show();
667 tbpos += timebar_height;
671 marker_group->hide();
674 if (ruler_shown[ruler_time_range_marker]) {
675 lab_children.push_back (Element(range_mark_label, PACK_SHRINK, PACK_START));
676 old_unit_pos = range_marker_group->property_y();
677 if (tbpos != old_unit_pos) {
678 range_marker_group->move (0.0, tbpos - old_unit_pos);
680 range_marker_group->show();
681 tbpos += timebar_height;
685 range_marker_group->hide();
688 if (ruler_shown[ruler_time_transport_marker]) {
689 lab_children.push_back (Element(transport_mark_label, PACK_SHRINK, PACK_START));
690 old_unit_pos = transport_marker_group->property_y();
691 if (tbpos != old_unit_pos) {
692 transport_marker_group->move ( 0.0, tbpos - old_unit_pos);
694 transport_marker_group->show();
695 tbpos += timebar_height;
699 transport_marker_group->hide();
702 time_canvas_vbox.set_size_request (-1, (int)(timebar_height * visible_timebars));
703 time_canvas_event_box.queue_resize();
705 update_fixed_rulers();
706 //update_tempo_based_rulers();
707 tempo_map_changed(Change (0), false);
709 time_canvas_event_box.show_all();
710 time_button_event_box.show_all();
714 Editor::update_just_smpte ()
716 ENSURE_GUI_THREAD(mem_fun(*this, &Editor::update_just_smpte));
722 /* XXX Note the potential loss of accuracy here as we convert from
723 an uint32_t (or larger) to a float ... what to do ?
726 nframes_t page = (nframes_t) floor (canvas_width * frames_per_unit);
727 nframes_t rightmost_frame = leftmost_frame + page;
729 if (ruler_shown[ruler_metric_smpte]) {
730 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_smpte_ruler), leftmost_frame, rightmost_frame,
731 leftmost_frame, session->current_end_frame());
736 Editor::update_fixed_rulers ()
738 nframes_t rightmost_frame;
744 /* XXX Note the potential loss of accuracy here as we convert from
745 an uint32_t (or larger) to a float ... what to do ?
748 nframes_t page = (nframes_t) floor (canvas_width * frames_per_unit);
750 ruler_metrics[ruler_metric_smpte].units_per_pixel = frames_per_unit;
751 ruler_metrics[ruler_metric_frames].units_per_pixel = frames_per_unit;
752 ruler_metrics[ruler_metric_minsec].units_per_pixel = frames_per_unit;
754 rightmost_frame = leftmost_frame + page;
756 /* these force a redraw, which in turn will force execution of the metric callbacks
757 to compute the relevant ticks to display.
760 if (ruler_shown[ruler_metric_smpte]) {
761 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_smpte_ruler), leftmost_frame, rightmost_frame,
762 leftmost_frame, session->current_end_frame());
765 if (ruler_shown[ruler_metric_frames]) {
766 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_frames_ruler), leftmost_frame, rightmost_frame,
767 leftmost_frame, session->current_end_frame());
770 if (ruler_shown[ruler_metric_minsec]) {
771 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_minsec_ruler), leftmost_frame, rightmost_frame,
772 leftmost_frame, session->current_end_frame());
777 Editor::update_tempo_based_rulers ()
783 /* XXX Note the potential loss of accuracy here as we convert from
784 an uint32_t (or larger) to a float ... what to do ?
787 nframes_t page = (nframes_t) floor (canvas_width * frames_per_unit);
788 ruler_metrics[ruler_metric_bbt].units_per_pixel = frames_per_unit;
790 if (ruler_shown[ruler_metric_bbt]) {
791 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_bbt_ruler), leftmost_frame, leftmost_frame+page,
792 leftmost_frame, session->current_end_frame());
796 /* Mark generation */
799 Editor::_metric_get_smpte (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
801 return ruler_editor->metric_get_smpte (marks, lower, upper, maxchars);
805 Editor::_metric_get_bbt (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
807 return ruler_editor->metric_get_bbt (marks, lower, upper, maxchars);
811 Editor::_metric_get_frames (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
813 return ruler_editor->metric_get_frames (marks, lower, upper, maxchars);
817 Editor::_metric_get_minsec (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
819 return ruler_editor->metric_get_minsec (marks, lower, upper, maxchars);
823 Editor::metric_get_smpte (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
833 bool show_bits = false;
834 bool show_frames = false;
835 bool show_seconds = false;
836 bool show_minutes = false;
837 bool show_hours = false;
844 fr = session->frame_rate();
846 if (lower > (spacer = (nframes_t)(128 * Editor::get_current_zoom ()))) {
847 lower = lower - spacer;
851 upper = upper + spacer;
852 range = (nframes_t) floor (upper - lower);
854 if (range < (2 * session->frames_per_smpte_frame())) { /* 0 - 2 frames */
857 nmarks = 1 + (2 * Config->get_subframes_per_frame());
858 } else if (range <= (fr / 4)) { /* 2 frames - 0.250 second */
861 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
862 } else if (range <= (fr / 2)) { /* 0.25-0.5 second */
865 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
866 } else if (range <= fr) { /* 0.5-1 second */
869 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
870 } else if (range <= 2 * fr) { /* 1-2 seconds */
873 nmarks = 1 + (range / (nframes_t)session->frames_per_smpte_frame());
874 } else if (range <= 8 * fr) { /* 2-8 seconds */
877 nmarks = 1 + (range / fr);
878 } else if (range <= 16 * fr) { /* 8-16 seconds */
881 nmarks = 1 + (range / fr);
882 } else if (range <= 30 * fr) { /* 16-30 seconds */
885 nmarks = 1 + (range / fr);
886 } else if (range <= 60 * fr) { /* 30-60 seconds */
889 nmarks = 1 + (range / fr);
890 } else if (range <= 2 * 60 * fr) { /* 1-2 minutes */
893 nmarks = 1 + (range / fr);
894 } else if (range <= 4 * 60 * fr) { /* 2-4 minutes */
897 nmarks = 1 + (range / fr);
898 } else if (range <= 10 * 60 * fr) { /* 4-10 minutes */
902 } else if (range <= 30 * 60 * fr) { /* 10-30 minutes */
906 } else if (range <= 60 * 60 * fr) { /* 30 minutes - 1hr */
910 } else if (range <= 4 * 60 * 60 * fr) { /* 1 - 4 hrs*/
913 nmarks = 1 + (60 * 4);
914 } else if (range <= 8 * 60 * 60 * fr) { /* 4 - 8 hrs*/
918 } else if (range <= 16 * 60 * 60 * fr) { /* 16-24 hrs*/
924 /* not possible if nframes_t is a 32 bit quantity */
931 pos = (nframes_t) floor (lower);
933 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
936 // Find smpte time of this sample (pos) with subframe accuracy
937 session->sample_to_smpte(pos, smpte, true /* use_offset */, true /* use_subframes */ );
939 for (n = 0; n < nmarks; n++) {
940 session->smpte_to_sample(smpte, pos, true /* use_offset */, true /* use_subframes */ );
941 if ((smpte.subframes % mark_modulo) == 0) {
942 if (smpte.subframes == 0) {
943 (*marks)[n].style = GtkCustomRulerMarkMajor;
944 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
946 (*marks)[n].style = GtkCustomRulerMarkMinor;
947 snprintf (buf, sizeof(buf), ".%02u", smpte.subframes);
950 snprintf (buf, sizeof(buf)," ");
951 (*marks)[n].style = GtkCustomRulerMarkMicro;
954 (*marks)[n].label = g_strdup (buf);
955 (*marks)[n].position = pos;
957 // Increment subframes by one
958 SMPTE::increment_subframes( smpte );
960 } else if (show_seconds) {
961 // Find smpte time of this sample (pos)
962 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
963 // Go to next whole second down
964 SMPTE::seconds_floor( smpte );
966 for (n = 0; n < nmarks; n++) {
967 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
968 if ((smpte.seconds % mark_modulo) == 0) {
969 if (smpte.seconds == 0) {
970 (*marks)[n].style = GtkCustomRulerMarkMajor;
971 (*marks)[n].position = pos;
973 (*marks)[n].style = GtkCustomRulerMarkMinor;
974 (*marks)[n].position = pos;
976 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
978 snprintf (buf, sizeof(buf)," ");
979 (*marks)[n].style = GtkCustomRulerMarkMicro;
980 (*marks)[n].position = pos;
983 (*marks)[n].label = g_strdup (buf);
984 SMPTE::increment_seconds( smpte );
986 } else if (show_minutes) {
987 // Find smpte time of this sample (pos)
988 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
989 // Go to next whole minute down
990 SMPTE::minutes_floor( smpte );
992 for (n = 0; n < nmarks; n++) {
993 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
994 if ((smpte.minutes % mark_modulo) == 0) {
995 if (smpte.minutes == 0) {
996 (*marks)[n].style = GtkCustomRulerMarkMajor;
998 (*marks)[n].style = GtkCustomRulerMarkMinor;
1000 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1002 snprintf (buf, sizeof(buf)," ");
1003 (*marks)[n].style = GtkCustomRulerMarkMicro;
1006 (*marks)[n].label = g_strdup (buf);
1007 (*marks)[n].position = pos;
1008 SMPTE::increment_minutes( smpte );
1010 } else if (show_hours) {
1011 // Find smpte time of this sample (pos)
1012 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1013 // Go to next whole hour down
1014 SMPTE::hours_floor( smpte );
1016 for (n = 0; n < nmarks; n++) {
1017 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1018 if ((smpte.hours % mark_modulo) == 0) {
1019 (*marks)[n].style = GtkCustomRulerMarkMajor;
1020 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1022 snprintf (buf, sizeof(buf)," ");
1023 (*marks)[n].style = GtkCustomRulerMarkMicro;
1026 (*marks)[n].label = g_strdup (buf);
1027 (*marks)[n].position = pos;
1029 SMPTE::increment_hours( smpte );
1031 } else { // show_frames
1032 // Find smpte time of this sample (pos)
1033 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1034 // Go to next whole frame down
1035 SMPTE::frames_floor( smpte );
1037 for (n = 0; n < nmarks; n++) {
1038 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1039 if ((smpte.frames % mark_modulo) == 0) {
1040 (*marks)[n].style = GtkCustomRulerMarkMajor;
1041 (*marks)[n].position = pos;
1042 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1044 snprintf (buf, sizeof(buf)," ");
1045 (*marks)[n].style = GtkCustomRulerMarkMicro;
1046 (*marks)[n].position = pos;
1049 (*marks)[n].label = g_strdup (buf);
1050 SMPTE::increment( smpte );
1059 Editor::metric_get_bbt (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1065 TempoMap::BBTPointList::iterator i;
1069 uint32_t desirable_marks;
1070 uint32_t magic_accent_number = 1;
1075 bool bar_helper_on = true;
1078 nframes_t next_beat_pos;
1080 if ((desirable_marks = maxchars / 7) == 0) {
1084 /* align the tick marks to whatever we're snapping to... */
1086 switch (snap_type) {
1087 case SnapToAThirdBeat:
1088 bbt_beat_subdivision = 3;
1090 case SnapToAQuarterBeat:
1091 bbt_beat_subdivision = 4;
1093 case SnapToAEighthBeat:
1094 bbt_beat_subdivision = 8;
1095 magic_accent_number = 2;
1097 case SnapToASixteenthBeat:
1098 bbt_beat_subdivision = 16;
1099 magic_accent_number = 4;
1101 case SnapToAThirtysecondBeat:
1102 bbt_beat_subdivision = 32;
1103 magic_accent_number = 8;
1106 bbt_beat_subdivision = 4;
1110 if (current_bbt_points == 0 || current_bbt_points->empty()) {
1114 i = current_bbt_points->end();
1116 bars = (*i).bar - (*current_bbt_points->begin()).bar;
1117 beats = current_bbt_points->size() - bars;
1119 /*Only show the bar helper if there aren't many bars on the screen */
1121 bar_helper_on = false;
1124 if (desirable_marks > (beats / 4)) {
1126 /* we're in beat land...*/
1131 nframes_t frame_skip;
1132 double frame_skip_error;
1133 double accumulated_error;
1134 double position_of_helper;
1135 bool i_am_accented = false;
1136 bool we_need_ticks = false;
1137 bool helper_active = false;
1139 position_of_helper = lower + (30 * Editor::get_current_zoom ());
1141 if (desirable_marks >= (beats)) {
1142 nmarks = (beats * bbt_beat_subdivision) + 1;
1143 we_need_ticks = true;
1148 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1150 (*marks)[0].label = g_strdup(" ");
1151 (*marks)[0].position = lower;
1152 (*marks)[0].style = GtkCustomRulerMarkMicro;
1154 for (n = 1, i = current_bbt_points->begin(); n < nmarks && i != current_bbt_points->end(); ++i) {
1156 if ((*i).frame < lower && (bar_helper_on)) {
1157 snprintf (buf, sizeof(buf), "<%" PRIu32 "|%" PRIu32, (*i).bar, (*i).beat);
1158 (*marks)[0].label = g_strdup (buf);
1159 helper_active = true;
1162 if ((*i).type == TempoMap::Bar) {
1163 if (((*i).frame < position_of_helper) && helper_active) {
1164 snprintf (buf, sizeof(buf), " ");
1166 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1168 (*marks)[n].label = g_strdup (buf);
1169 (*marks)[n].position = (*i).frame;
1170 (*marks)[n].style = GtkCustomRulerMarkMajor;
1173 } else if (((*i).type == TempoMap::Beat) && ((*i).beat > 1)) {
1174 ((((*i).frame < position_of_helper) && bar_helper_on) || !we_need_ticks) ?
1175 snprintf (buf, sizeof(buf), " ") : snprintf (buf, sizeof(buf), "%" PRIu32, (*i).beat);
1176 if (((*i).beat % 2 == 1) || we_need_ticks) {
1177 (*marks)[n].style = GtkCustomRulerMarkMinor;
1179 (*marks)[n].style = GtkCustomRulerMarkMicro;
1181 (*marks)[n].label = g_strdup (buf);
1182 (*marks)[n].position = (*i).frame;
1189 /* Add the tick marks */
1191 if (we_need_ticks && (*i).type == TempoMap::Beat) {
1193 /* Find the next beat */
1195 next_beat.beats = (*i).beat;
1196 next_beat.bars = (*i).bar;
1198 if ((*i).meter->beats_per_bar() > (next_beat.beats + 1)) {
1199 next_beat.beats += 1;
1201 next_beat.bars += 1;
1202 next_beat.beats = 1;
1205 next_beat_pos = session->tempo_map().frame_time(next_beat);
1207 frame_skip = (nframes_t) floor (frame_skip_error = (session->frame_rate() * 60) / (bbt_beat_subdivision * (*i).tempo->beats_per_minute()));
1208 frame_skip_error -= frame_skip;
1209 skip = (uint32_t) (Meter::ticks_per_beat / bbt_beat_subdivision);
1211 pos = (*i).frame + frame_skip;
1212 accumulated_error = frame_skip_error;
1216 for (t = 0; (tick < Meter::ticks_per_beat) && (n < nmarks) && (pos < next_beat_pos) ; pos += frame_skip, tick += skip, ++t) {
1218 if (t % magic_accent_number == (magic_accent_number - 1)) {
1219 i_am_accented = true;
1221 if (Editor::get_current_zoom () > 32) {
1222 snprintf (buf, sizeof(buf), " ");
1223 } else if ((Editor::get_current_zoom () > 8) && !i_am_accented) {
1224 snprintf (buf, sizeof(buf), " ");
1225 } else if (bar_helper_on && (pos < position_of_helper)) {
1226 snprintf (buf, sizeof(buf), " ");
1228 snprintf (buf, sizeof(buf), "%" PRIu32, tick);
1231 (*marks)[n].label = g_strdup (buf);
1233 /* Error compensation for float to nframes_t*/
1234 accumulated_error += frame_skip_error;
1235 if (accumulated_error > 1) {
1237 accumulated_error -= 1.0f;
1240 (*marks)[n].position = pos;
1242 if ((bbt_beat_subdivision > 4) && i_am_accented) {
1243 (*marks)[n].style = GtkCustomRulerMarkMinor;
1245 (*marks)[n].style = GtkCustomRulerMarkMicro;
1247 i_am_accented = false;
1253 return n; //return the actual number of marks made, since we might have skipped some fro fractional time signatures
1257 /* we're in bar land */
1259 if (desirable_marks < (bars / 256)) {
1261 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1262 snprintf (buf, sizeof(buf), "too many bars... (currently %" PRIu32 ")", bars );
1263 (*marks)[0].style = GtkCustomRulerMarkMajor;
1264 (*marks)[0].label = g_strdup (buf);
1265 (*marks)[0].position = lower;
1266 } else if (desirable_marks < (uint32_t)(nmarks = (gint) (bars / 64) + 1)) {
1267 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1268 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1269 if ((*i).type == TempoMap::Bar) {
1270 if ((*i).bar % 64 == 1) {
1271 if ((*i).bar % 256 == 1) {
1272 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1273 (*marks)[n].style = GtkCustomRulerMarkMajor;
1275 snprintf (buf, sizeof(buf), " ");
1276 if ((*i).bar % 256 == 129) {
1277 (*marks)[n].style = GtkCustomRulerMarkMinor;
1279 (*marks)[n].style = GtkCustomRulerMarkMicro;
1282 (*marks)[n].label = g_strdup (buf);
1283 (*marks)[n].position = (*i).frame;
1288 } else if (desirable_marks < (uint32_t)(nmarks = (bars / 16) + 1)) {
1289 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1290 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1291 if ((*i).type == TempoMap::Bar) {
1292 if ((*i).bar % 16 == 1) {
1293 if ((*i).bar % 64 == 1) {
1294 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1295 (*marks)[n].style = GtkCustomRulerMarkMajor;
1297 snprintf (buf, sizeof(buf), " ");
1298 if ((*i).bar % 64 == 33) {
1299 (*marks)[n].style = GtkCustomRulerMarkMinor;
1301 (*marks)[n].style = GtkCustomRulerMarkMicro;
1304 (*marks)[n].label = g_strdup (buf);
1305 (*marks)[n].position = (*i).frame;
1310 } else if (desirable_marks < (uint32_t)(nmarks = (bars / 4) + 1)){
1311 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1312 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; ++i) {
1313 if ((*i).type == TempoMap::Bar) {
1314 if ((*i).bar % 4 == 1) {
1315 if ((*i).bar % 16 == 1) {
1316 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1317 (*marks)[n].style = GtkCustomRulerMarkMajor;
1319 snprintf (buf, sizeof(buf), " ");
1320 if ((*i).bar % 16 == 9) {
1321 (*marks)[n].style = GtkCustomRulerMarkMinor;
1323 (*marks)[n].style = GtkCustomRulerMarkMicro;
1326 (*marks)[n].label = g_strdup (buf);
1327 (*marks)[n].position = (*i).frame;
1334 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks );
1335 for (n = 0, i = current_bbt_points->begin(); i != current_bbt_points->end() && n < nmarks; i++) {
1336 if ((*i).type == TempoMap::Bar) {
1337 if ((*i).bar % 4 == 1) {
1338 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1339 (*marks)[n].style = GtkCustomRulerMarkMajor;
1341 snprintf (buf, sizeof(buf), " ");
1342 if ((*i).bar % 4 == 3) {
1343 (*marks)[n].style = GtkCustomRulerMarkMinor;
1345 (*marks)[n].style = GtkCustomRulerMarkMicro;
1348 (*marks)[n].label = g_strdup (buf);
1349 (*marks)[n].position = (*i).frame;
1359 Editor::metric_get_frames (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1361 nframes_t mark_interval;
1363 nframes_t ilower = (nframes_t) floor (lower);
1364 nframes_t iupper = (nframes_t) floor (upper);
1373 mark_interval = (iupper - ilower) / 5;
1374 if (mark_interval > session->frame_rate()) {
1375 mark_interval -= mark_interval % session->frame_rate();
1377 mark_interval = session->frame_rate() / (session->frame_rate() / mark_interval ) ;
1380 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1381 for (n = 0, pos = ilower; n < nmarks; pos += mark_interval, ++n) {
1382 snprintf (buf, sizeof(buf), "%u", pos);
1383 (*marks)[n].label = g_strdup (buf);
1384 (*marks)[n].position = pos;
1385 (*marks)[n].style = GtkCustomRulerMarkMajor;
1392 sample_to_clock_parts ( nframes_t sample,
1393 nframes_t sample_rate,
1407 hrs = left / (sample_rate * 60 * 60);
1408 left -= hrs * sample_rate * 60 * 60;
1409 mins = left / (sample_rate * 60);
1410 left -= mins * sample_rate * 60;
1411 secs = left / sample_rate;
1412 left -= secs * sample_rate;
1413 millisecs = left * 1000 / sample_rate;
1415 *millisecs_p = millisecs;
1424 Editor::metric_get_minsec (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1428 nframes_t mark_interval;
1431 long hrs, mins, secs, millisecs;
1435 gint mark_modulo = 100;
1436 bool show_seconds = false;
1437 bool show_minutes = false;
1438 bool show_hours = false;
1439 nframes_t ilower = (nframes_t) floor (lower);
1440 nframes_t iupper = (nframes_t) floor (upper);
1446 fr = session->frame_rate();
1448 /* to prevent 'flashing' */
1449 if (lower > (spacer = (nframes_t)(128 * Editor::get_current_zoom ()))) {
1450 lower = lower - spacer;
1454 upper = upper + spacer;
1455 range = iupper - ilower;
1457 if (range < (fr / 50)) {
1458 mark_interval = fr / 100; /* show 1/100 seconds */
1460 } else if (range <= (fr / 10)) { /* 0-0.1 second */
1461 mark_interval = fr / 50; /* show 1/50 seconds */
1463 } else if (range <= (fr / 2)) { /* 0-0.5 second */
1464 mark_interval = fr / 20; /* show 1/20 seconds */
1466 } else if (range <= fr) { /* 0-1 second */
1467 mark_interval = fr / 10; /* show 1/10 seconds */
1469 } else if (range <= 2 * fr) { /* 1-2 seconds */
1470 mark_interval = fr / 2; /* show 1/2 seconds */
1472 } else if (range <= 8 * fr) { /* 2-5 seconds */
1473 mark_interval = fr / 5; /* show 2 seconds */
1475 } else if (range <= 16 * fr) { /* 8-16 seconds */
1476 mark_interval = fr; /* show 1 seconds */
1477 show_seconds = true;
1479 } else if (range <= 30 * fr) { /* 10-30 seconds */
1480 mark_interval = fr; /* show 10 seconds */
1481 show_seconds = true;
1483 } else if (range <= 60 * fr) { /* 30-60 seconds */
1484 mark_interval = 5 * fr; /* show 5 seconds */
1485 show_seconds = true;
1487 } else if (range <= 2 * 60 * fr) { /* 1-2 minutes */
1488 mark_interval = 5 * fr; /* show 5 seconds */
1489 show_seconds = true;
1491 } else if (range <= 4 * 60 * fr) { /* 4 minutes */
1492 mark_interval = 10 * fr; /* show 10 seconds */
1493 show_seconds = true;
1495 } else if (range <= 10 * 60 * fr) { /* 10 minutes */
1496 mark_interval = 30 * fr; /* show 30 seconds */
1497 show_seconds = true;
1499 } else if (range <= 30 * 60 * fr) { /* 10-30 minutes */
1500 mark_interval = 60 * fr; /* show 1 minute */
1501 show_minutes = true;
1503 } else if (range <= 60 * 60 * fr) { /* 30 minutes - 1hr */
1504 mark_interval = 2 * 60 * fr; /* show 2 minutes */
1505 show_minutes = true;
1507 } else if (range <= 4 * 60 * 60 * fr) { /* 1 - 4 hrs*/
1508 mark_interval = 5 * 60 * fr; /* show 10 minutes */
1509 show_minutes = true;
1511 } else if (range <= 8 * 60 * 60 * fr) { /* 4 - 8 hrs*/
1512 mark_interval = 20 * 60 * fr; /* show 20 minutes */
1513 show_minutes = true;
1515 } else if (range <= 16 * 60 * 60 * fr) { /* 16-24 hrs*/
1516 mark_interval = 60 * 60 * fr; /* show 60 minutes */
1521 /* not possible if nframes_t is a 32 bit quantity */
1523 mark_interval = 4 * 60 * 60 * fr; /* show 4 hrs */
1526 nmarks = 1 + (range / mark_interval);
1527 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1528 pos = ((ilower + (mark_interval/2))/mark_interval) * mark_interval;
1531 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1532 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1533 if (secs % mark_modulo == 0) {
1535 (*marks)[n].style = GtkCustomRulerMarkMajor;
1537 (*marks)[n].style = GtkCustomRulerMarkMinor;
1539 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1541 snprintf (buf, sizeof(buf), " ");
1542 (*marks)[n].style = GtkCustomRulerMarkMicro;
1544 (*marks)[n].label = g_strdup (buf);
1545 (*marks)[n].position = pos;
1547 } else if (show_minutes) {
1548 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1549 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1550 if (mins % mark_modulo == 0) {
1552 (*marks)[n].style = GtkCustomRulerMarkMajor;
1554 (*marks)[n].style = GtkCustomRulerMarkMinor;
1556 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1558 snprintf (buf, sizeof(buf), " ");
1559 (*marks)[n].style = GtkCustomRulerMarkMicro;
1561 (*marks)[n].label = g_strdup (buf);
1562 (*marks)[n].position = pos;
1564 } else if (show_hours) {
1565 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1566 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1567 if (hrs % mark_modulo == 0) {
1568 (*marks)[n].style = GtkCustomRulerMarkMajor;
1569 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1571 snprintf (buf, sizeof(buf), " ");
1572 (*marks)[n].style = GtkCustomRulerMarkMicro;
1574 (*marks)[n].label = g_strdup (buf);
1575 (*marks)[n].position = pos;
1578 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1579 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1580 if (millisecs % mark_modulo == 0) {
1581 if (millisecs == 0) {
1582 (*marks)[n].style = GtkCustomRulerMarkMajor;
1584 (*marks)[n].style = GtkCustomRulerMarkMinor;
1586 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1588 snprintf (buf, sizeof(buf), " ");
1589 (*marks)[n].style = GtkCustomRulerMarkMicro;
1591 (*marks)[n].label = g_strdup (buf);
1592 (*marks)[n].position = pos;