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;
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;
144 Editor::ruler_button_release (GdkEventButton* ev)
147 Gdk::ModifierType state;
149 /* need to use the correct x,y, the event lies */
150 time_canvas_event_box.get_window()->get_pointer (x, y, state);
153 ruler_pressed_button = 0;
159 hide_verbose_canvas_cursor();
160 stop_canvas_autoscroll();
162 jack_nframes_t where = leftmost_frame + pixel_to_frame (x);
164 switch (ev->button) {
166 /* transport playhead */
168 session->request_locate (where);
173 if (snap_type != Editing::SnapToEditCursor) {
176 edit_cursor->set_position (where);
177 edit_cursor_clock.set (where);
183 popup_ruler_menu (where);
191 if (ruler_grabbed_widget) {
192 ruler_grabbed_widget->remove_modal_grab();
193 ruler_grabbed_widget = 0;
200 Editor::ruler_label_button_release (GdkEventButton* ev)
212 Editor::ruler_mouse_motion (GdkEventMotion* ev)
214 if (session == 0 || !ruler_pressed_button) {
222 Gdk::ModifierType state;
224 /* need to use the correct x,y, the event lies */
225 time_canvas_event_box.get_window()->get_pointer (x, y, state);
228 track_canvas.c2w (x, y, wcx, wcy);
229 track_canvas.w2c (wcx, wcy, cx, cy);
231 jack_nframes_t where = leftmost_frame + pixel_to_frame (x);
233 /// ripped from maybe_autoscroll
234 jack_nframes_t one_page = (jack_nframes_t) rint (canvas_width * frames_per_unit);
235 jack_nframes_t rightmost_frame = leftmost_frame + one_page;
237 jack_nframes_t frame = pixel_to_frame (cx);
239 if (autoscroll_timeout_tag < 0) {
240 if (frame > rightmost_frame) {
241 if (rightmost_frame < max_frames) {
242 start_canvas_autoscroll (1);
244 } else if (frame < leftmost_frame) {
245 if (leftmost_frame > 0) {
246 start_canvas_autoscroll (-1);
250 if (frame >= leftmost_frame && frame < rightmost_frame) {
251 stop_canvas_autoscroll ();
260 switch (ruler_pressed_button) {
262 /* transport playhead */
263 cursor = playhead_cursor;
268 cursor = edit_cursor;
277 cursor->set_position (where);
279 if (cursor == edit_cursor) {
280 edit_cursor_clock.set (where);
283 show_verbose_time_cursor (where, 10, cx, 0);
291 Editor::popup_ruler_menu (jack_nframes_t where, ItemType t)
293 using namespace Menu_Helpers;
295 if (editor_ruler_menu == 0) {
296 editor_ruler_menu = new Menu;
297 editor_ruler_menu->set_name ("ArdourContextMenu");
300 // always build from scratch
301 MenuList& ruler_items = editor_ruler_menu->items();
302 editor_ruler_menu->set_name ("ArdourContextMenu");
305 CheckMenuItem * mitem;
307 no_ruler_shown_update = true;
311 ruler_items.push_back (MenuElem (_("New location marker"), bind ( mem_fun(*this, &Editor::mouse_add_new_marker), where)));
312 ruler_items.push_back (MenuElem (_("Clear all locations"), mem_fun(*this, &Editor::clear_markers)));
313 ruler_items.push_back (SeparatorElem ());
315 case RangeMarkerBarItem:
316 //ruler_items.push_back (MenuElem (_("New Range")));
317 ruler_items.push_back (MenuElem (_("Clear all ranges"), mem_fun(*this, &Editor::clear_ranges)));
318 ruler_items.push_back (SeparatorElem ());
321 case TransportMarkerBarItem:
326 ruler_items.push_back (MenuElem (_("New Tempo"), bind ( mem_fun(*this, &Editor::mouse_add_new_tempo_event), where)));
327 ruler_items.push_back (MenuElem (_("Clear tempo")));
328 ruler_items.push_back (SeparatorElem ());
332 ruler_items.push_back (MenuElem (_("New Meter"), bind ( mem_fun(*this, &Editor::mouse_add_new_meter_event), where)));
333 ruler_items.push_back (MenuElem (_("Clear meter")));
334 ruler_items.push_back (SeparatorElem ());
341 ruler_items.push_back (CheckMenuElem (_("Min:Secs"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_minsec)));
342 mitem = (CheckMenuItem *) &ruler_items.back();
343 if (ruler_shown[ruler_metric_minsec]) {
344 mitem->set_active(true);
347 ruler_items.push_back (CheckMenuElem (X_("SMPTE"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_smpte)));
348 mitem = (CheckMenuItem *) &ruler_items.back();
349 if (ruler_shown[ruler_metric_smpte]) {
350 mitem->set_active(true);
353 ruler_items.push_back (CheckMenuElem (_("Frames"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_frames)));
354 mitem = (CheckMenuItem *) &ruler_items.back();
355 if (ruler_shown[ruler_metric_frames]) {
356 mitem->set_active(true);
359 ruler_items.push_back (CheckMenuElem (_("Bars:Beats"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_metric_bbt)));
360 mitem = (CheckMenuItem *) &ruler_items.back();
361 if (ruler_shown[ruler_metric_bbt]) {
362 mitem->set_active(true);
365 ruler_items.push_back (SeparatorElem ());
367 ruler_items.push_back (CheckMenuElem (_("Meter"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_meter)));
368 mitem = (CheckMenuItem *) &ruler_items.back();
369 if (ruler_shown[ruler_time_meter]) {
370 mitem->set_active(true);
373 ruler_items.push_back (CheckMenuElem (_("Tempo"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_tempo)));
374 mitem = (CheckMenuItem *) &ruler_items.back();
375 if (ruler_shown[ruler_time_tempo]) {
376 mitem->set_active(true);
379 ruler_items.push_back (CheckMenuElem (_("Location Markers"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_marker)));
380 mitem = (CheckMenuItem *) &ruler_items.back();
381 if (ruler_shown[ruler_time_marker]) {
382 mitem->set_active(true);
385 ruler_items.push_back (CheckMenuElem (_("Range Markers"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_range_marker)));
386 mitem = (CheckMenuItem *) &ruler_items.back();
387 if (ruler_shown[ruler_time_range_marker]) {
388 mitem->set_active(true);
391 ruler_items.push_back (CheckMenuElem (_("Loop/Punch Ranges"), bind (mem_fun(*this, &Editor::ruler_toggled), (int)ruler_time_transport_marker)));
392 mitem = (CheckMenuItem *) &ruler_items.back();
393 if (ruler_shown[ruler_time_transport_marker]) {
394 mitem->set_active(true);
397 editor_ruler_menu->popup (1, 0);
399 no_ruler_shown_update = false;
403 Editor::ruler_toggled (int ruler)
405 if (!session) return;
406 if (ruler < 0 || ruler >= (int) sizeof(ruler_shown)) return;
408 if (no_ruler_shown_update) return;
410 if (ruler_shown[ruler]) {
411 if (visible_timebars <= 1) {
412 // must always have 1 visible
417 ruler_shown[ruler] = !ruler_shown[ruler];
419 update_ruler_visibility ();
421 // update session extra RulerVisibility
422 store_ruler_visibility ();
426 Editor::store_ruler_visibility ()
428 XMLNode* node = new XMLNode(X_("RulerVisibility"));
430 node->add_property (X_("smpte"), ruler_shown[ruler_metric_smpte] ? "yes": "no");
431 node->add_property (X_("bbt"), ruler_shown[ruler_metric_bbt] ? "yes": "no");
432 node->add_property (X_("frames"), ruler_shown[ruler_metric_frames] ? "yes": "no");
433 node->add_property (X_("minsec"), ruler_shown[ruler_metric_minsec] ? "yes": "no");
434 node->add_property (X_("tempo"), ruler_shown[ruler_time_tempo] ? "yes": "no");
435 node->add_property (X_("meter"), ruler_shown[ruler_time_meter] ? "yes": "no");
436 node->add_property (X_("marker"), ruler_shown[ruler_time_marker] ? "yes": "no");
437 node->add_property (X_("rangemarker"), ruler_shown[ruler_time_range_marker] ? "yes": "no");
438 node->add_property (X_("transportmarker"), ruler_shown[ruler_time_transport_marker] ? "yes": "no");
440 session->add_extra_xml (*node);
441 session->set_dirty ();
445 Editor::restore_ruler_visibility ()
448 XMLNode * node = session->extra_xml (X_("RulerVisibility"));
451 if ((prop = node->property ("smpte")) != 0) {
452 if (prop->value() == "yes")
453 ruler_shown[ruler_metric_smpte] = true;
455 ruler_shown[ruler_metric_smpte] = false;
457 if ((prop = node->property ("bbt")) != 0) {
458 if (prop->value() == "yes")
459 ruler_shown[ruler_metric_bbt] = true;
461 ruler_shown[ruler_metric_bbt] = false;
463 if ((prop = node->property ("frames")) != 0) {
464 if (prop->value() == "yes")
465 ruler_shown[ruler_metric_frames] = true;
467 ruler_shown[ruler_metric_frames] = false;
469 if ((prop = node->property ("minsec")) != 0) {
470 if (prop->value() == "yes")
471 ruler_shown[ruler_metric_minsec] = true;
473 ruler_shown[ruler_metric_minsec] = false;
475 if ((prop = node->property ("tempo")) != 0) {
476 if (prop->value() == "yes")
477 ruler_shown[ruler_time_tempo] = true;
479 ruler_shown[ruler_time_tempo] = false;
481 if ((prop = node->property ("meter")) != 0) {
482 if (prop->value() == "yes")
483 ruler_shown[ruler_time_meter] = true;
485 ruler_shown[ruler_time_meter] = false;
487 if ((prop = node->property ("marker")) != 0) {
488 if (prop->value() == "yes")
489 ruler_shown[ruler_time_marker] = true;
491 ruler_shown[ruler_time_marker] = false;
493 if ((prop = node->property ("rangemarker")) != 0) {
494 if (prop->value() == "yes")
495 ruler_shown[ruler_time_range_marker] = true;
497 ruler_shown[ruler_time_range_marker] = false;
499 if ((prop = node->property ("transportmarker")) != 0) {
500 if (prop->value() == "yes")
501 ruler_shown[ruler_time_transport_marker] = true;
503 ruler_shown[ruler_time_transport_marker] = false;
508 update_ruler_visibility ();
513 Editor::update_ruler_visibility ()
515 using namespace Box_Helpers;
516 BoxList & lab_children = time_button_vbox.children();
517 BoxList & ruler_children = time_canvas_vbox.children();
519 visible_timebars = 0;
521 lab_children.clear();
523 // leave the last one (the time_canvas) intact
524 while (ruler_children.size() > 1) {
525 ruler_children.pop_front();
528 BoxList::iterator canvaspos = ruler_children.begin();
530 _smpte_ruler = gtk_custom_hruler_new ();
531 smpte_ruler = Glib::wrap (_smpte_ruler);
532 smpte_ruler->set_name ("SMPTERuler");
533 smpte_ruler->set_size_request (-1, (int)timebar_height);
534 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_smpte_ruler), &ruler_metrics[ruler_metric_smpte]);
536 _bbt_ruler = gtk_custom_hruler_new ();
537 bbt_ruler = Glib::wrap (_bbt_ruler);
538 bbt_ruler->set_name ("BBTRuler");
539 bbt_ruler->set_size_request (-1, (int)timebar_height);
540 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_bbt_ruler), &ruler_metrics[ruler_metric_bbt]);
542 _frames_ruler = gtk_custom_hruler_new ();
543 frames_ruler = Glib::wrap (_frames_ruler);
544 frames_ruler->set_name ("FramesRuler");
545 frames_ruler->set_size_request (-1, (int)timebar_height);
546 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_frames_ruler), &ruler_metrics[ruler_metric_frames]);
548 _minsec_ruler = gtk_custom_hruler_new ();
549 minsec_ruler = Glib::wrap (_minsec_ruler);
550 minsec_ruler->set_name ("MinSecRuler");
551 minsec_ruler->set_size_request (-1, (int)timebar_height);
552 gtk_custom_ruler_set_metric (GTK_CUSTOM_RULER(_minsec_ruler), &ruler_metrics[ruler_metric_minsec]);
555 smpte_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
556 bbt_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
557 frames_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
558 minsec_ruler->set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
560 smpte_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
561 bbt_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
562 frames_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
563 minsec_ruler->signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_button_release));
565 smpte_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
566 bbt_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
567 frames_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
568 minsec_ruler->signal_button_press_event().connect (mem_fun(*this, &Editor::ruler_button_press));
570 smpte_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
571 bbt_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
572 frames_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
573 minsec_ruler->signal_motion_notify_event().connect (mem_fun(*this, &Editor::ruler_mouse_motion));
576 if (ruler_shown[ruler_metric_minsec]) {
577 lab_children.push_back (Element(minsec_label, PACK_SHRINK, PACK_START));
578 ruler_children.insert (canvaspos, Element(*minsec_ruler, PACK_SHRINK, PACK_START));
582 if (ruler_shown[ruler_metric_smpte]) {
583 lab_children.push_back (Element(smpte_label, PACK_SHRINK, PACK_START));
584 ruler_children.insert (canvaspos, Element(*smpte_ruler, PACK_SHRINK, PACK_START));
588 if (ruler_shown[ruler_metric_frames]) {
589 lab_children.push_back (Element(frame_label, PACK_SHRINK, PACK_START));
590 ruler_children.insert (canvaspos, Element(*frames_ruler, PACK_SHRINK, PACK_START));
594 if (ruler_shown[ruler_metric_bbt]) {
595 lab_children.push_back (Element(bbt_label, PACK_SHRINK, PACK_START));
596 ruler_children.insert (canvaspos, Element(*bbt_ruler, PACK_SHRINK, PACK_START));
601 double old_unit_pos ;
603 if (ruler_shown[ruler_time_meter]) {
604 lab_children.push_back (Element(meter_label, PACK_SHRINK, PACK_START));
606 old_unit_pos = meter_group->property_y();
607 if (tbpos != old_unit_pos) {
608 meter_group->move ( 0.0, tbpos - old_unit_pos);
611 tbpos += timebar_height;
618 if (ruler_shown[ruler_time_tempo]) {
619 lab_children.push_back (Element(tempo_label, PACK_SHRINK, PACK_START));
620 old_unit_pos = tempo_group->property_y();
621 if (tbpos != old_unit_pos) {
622 tempo_group->move(0.0, tbpos - old_unit_pos);
625 tbpos += timebar_height;
632 if (ruler_shown[ruler_time_marker]) {
633 lab_children.push_back (Element(mark_label, PACK_SHRINK, PACK_START));
634 old_unit_pos = marker_group->property_y();
635 if (tbpos != old_unit_pos) {
636 marker_group->move ( 0.0, tbpos - old_unit_pos);
638 marker_group->show();
639 tbpos += timebar_height;
643 marker_group->hide();
646 if (ruler_shown[ruler_time_range_marker]) {
647 lab_children.push_back (Element(range_mark_label, PACK_SHRINK, PACK_START));
648 old_unit_pos = range_marker_group->property_y();
649 if (tbpos != old_unit_pos) {
650 range_marker_group->move (0.0, tbpos - old_unit_pos);
652 range_marker_group->show();
653 tbpos += timebar_height;
657 range_marker_group->hide();
660 if (ruler_shown[ruler_time_transport_marker]) {
661 lab_children.push_back (Element(transport_mark_label, PACK_SHRINK, PACK_START));
662 old_unit_pos = transport_marker_group->property_y();
663 if (tbpos != old_unit_pos) {
664 transport_marker_group->move ( 0.0, tbpos - old_unit_pos);
666 transport_marker_group->show();
667 tbpos += timebar_height;
671 transport_marker_group->hide();
674 time_canvas_vbox.set_size_request (-1, (int)(timebar_height * visible_timebars));
675 time_canvas_event_box.queue_resize();
677 update_fixed_rulers();
678 //update_tempo_based_rulers();
679 tempo_map_changed(Change (0));
681 time_canvas_event_box.show_all();
682 time_button_event_box.show_all();
686 Editor::update_just_smpte ()
688 ENSURE_GUI_THREAD(mem_fun(*this, &Editor::update_just_smpte));
694 /* XXX Note the potential loss of accuracy here as we convert from
695 an uint32_t (or larger) to a float ... what to do ?
698 jack_nframes_t page = (jack_nframes_t) floor (canvas_width * frames_per_unit);
699 jack_nframes_t rightmost_frame = leftmost_frame + page;
701 if (ruler_shown[ruler_metric_smpte]) {
702 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_smpte_ruler), leftmost_frame, rightmost_frame,
703 leftmost_frame, session->current_end_frame());
708 Editor::update_fixed_rulers ()
710 jack_nframes_t rightmost_frame;
716 /* XXX Note the potential loss of accuracy here as we convert from
717 an uint32_t (or larger) to a float ... what to do ?
720 jack_nframes_t page = (jack_nframes_t) floor (canvas_width * frames_per_unit);
722 ruler_metrics[ruler_metric_smpte].units_per_pixel = frames_per_unit;
723 ruler_metrics[ruler_metric_frames].units_per_pixel = frames_per_unit;
724 ruler_metrics[ruler_metric_minsec].units_per_pixel = frames_per_unit;
726 rightmost_frame = leftmost_frame + page;
728 /* these force a redraw, which in turn will force execution of the metric callbacks
729 to compute the relevant ticks to display.
732 if (ruler_shown[ruler_metric_smpte]) {
733 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_smpte_ruler), leftmost_frame, rightmost_frame,
734 leftmost_frame, session->current_end_frame());
737 if (ruler_shown[ruler_metric_frames]) {
738 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_frames_ruler), leftmost_frame, rightmost_frame,
739 leftmost_frame, session->current_end_frame());
742 if (ruler_shown[ruler_metric_minsec]) {
743 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_minsec_ruler), leftmost_frame, rightmost_frame,
744 leftmost_frame, session->current_end_frame());
749 Editor::update_tempo_based_rulers ()
755 /* XXX Note the potential loss of accuracy here as we convert from
756 an uint32_t (or larger) to a float ... what to do ?
759 jack_nframes_t page = (jack_nframes_t) floor (canvas_width * frames_per_unit);
760 ruler_metrics[ruler_metric_bbt].units_per_pixel = frames_per_unit;
762 if (ruler_shown[ruler_metric_bbt]) {
763 gtk_custom_ruler_set_range (GTK_CUSTOM_RULER(_bbt_ruler), leftmost_frame, leftmost_frame+page,
764 leftmost_frame, session->current_end_frame());
768 /* Mark generation */
771 Editor::_metric_get_smpte (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
773 return ruler_editor->metric_get_smpte (marks, lower, upper, maxchars);
777 Editor::_metric_get_bbt (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
779 return ruler_editor->metric_get_bbt (marks, lower, upper, maxchars);
783 Editor::_metric_get_frames (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
785 return ruler_editor->metric_get_frames (marks, lower, upper, maxchars);
789 Editor::_metric_get_minsec (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
791 return ruler_editor->metric_get_minsec (marks, lower, upper, maxchars);
795 Editor::metric_get_smpte (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
797 jack_nframes_t range;
799 jack_nframes_t spacer;
805 bool show_bits = false;
806 bool show_frames = false;
807 bool show_seconds = false;
808 bool show_minutes = false;
809 bool show_hours = false;
816 fr = session->frame_rate();
818 if (lower > (spacer = (jack_nframes_t)(128 * Editor::get_current_zoom ()))) {
819 lower = lower - spacer;
821 upper = upper + spacer - lower;
824 range = (jack_nframes_t) floor (upper - lower);
826 if (range < (2 * session->frames_per_smpte_frame())) { /* 0 - 2 frames */
830 } else if (range <= (fr / 4)) { /* 2 frames - 0.250 second */
833 nmarks = 1 + (range / (jack_nframes_t)session->frames_per_smpte_frame());
834 } else if (range <= (fr / 2)) { /* 0.25-0.5 second */
837 nmarks = 1 + (range / (jack_nframes_t)session->frames_per_smpte_frame());
838 } else if (range <= fr) { /* 0.5-1 second */
841 nmarks = 1 + (range / (jack_nframes_t)session->frames_per_smpte_frame());
842 } else if (range <= 2 * fr) { /* 1-2 seconds */
845 nmarks = 1 + (range / (jack_nframes_t)session->frames_per_smpte_frame());
846 } else if (range <= 8 * fr) { /* 2-8 seconds */
849 nmarks = 1 + (range / fr);
850 } else if (range <= 16 * fr) { /* 8-16 seconds */
853 nmarks = 1 + (range / fr);
854 } else if (range <= 30 * fr) { /* 16-30 seconds */
857 nmarks = 1 + (range / fr);
858 } else if (range <= 60 * fr) { /* 30-60 seconds */
861 nmarks = 1 + (range / fr);
862 } else if (range <= 2 * 60 * fr) { /* 1-2 minutes */
865 nmarks = 1 + (range / fr);
866 } else if (range <= 4 * 60 * fr) { /* 2-4 minutes */
869 nmarks = 1 + (range / fr);
870 } else if (range <= 10 * 60 * fr) { /* 4-10 minutes */
874 } else if (range <= 30 * 60 * fr) { /* 10-30 minutes */
878 } else if (range <= 60 * 60 * fr) { /* 30 minutes - 1hr */
882 } else if (range <= 4 * 60 * 60 * fr) { /* 1 - 4 hrs*/
885 nmarks = 1 + (60 * 4);
886 } else if (range <= 8 * 60 * 60 * fr) { /* 4 - 8 hrs*/
890 } else if (range <= 16 * 60 * 60 * fr) { /* 16-24 hrs*/
896 /* not possible if jack_nframes_t is a 32 bit quantity */
903 pos = (jack_nframes_t) floor (lower);
905 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
908 // Find smpte time of this sample (pos) with subframe accuracy
909 session->sample_to_smpte(pos, smpte, true /* use_offset */, true /* use_subframes */ );
911 for (n = 0; n < nmarks; n++) {
912 session->smpte_to_sample(smpte, pos, true /* use_offset */, true /* use_subframes */ );
913 if ((smpte.subframes % mark_modulo) == 0) {
914 if (smpte.subframes == 0) {
915 (*marks)[n].style = GtkCustomRulerMarkMajor;
916 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
918 (*marks)[n].style = GtkCustomRulerMarkMinor;
919 snprintf (buf, sizeof(buf), ".%02u", smpte.subframes);
922 snprintf (buf, sizeof(buf)," ");
923 (*marks)[n].style = GtkCustomRulerMarkMicro;
926 (*marks)[n].label = g_strdup (buf);
927 (*marks)[n].position = pos;
929 // Increment subframes by one
930 SMPTE::increment_subframes( smpte );
932 } else if (show_seconds) {
933 // Find smpte time of this sample (pos)
934 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
935 // Go to next whole second down
936 SMPTE::seconds_floor( smpte );
938 for (n = 0; n < nmarks; n++) {
939 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
940 if ((smpte.seconds % mark_modulo) == 0) {
941 if (smpte.seconds == 0) {
942 (*marks)[n].style = GtkCustomRulerMarkMajor;
943 (*marks)[n].position = pos;
945 (*marks)[n].style = GtkCustomRulerMarkMinor;
946 (*marks)[n].position = pos;
948 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
950 snprintf (buf, sizeof(buf)," ");
951 (*marks)[n].style = GtkCustomRulerMarkMicro;
952 (*marks)[n].position = pos;
955 (*marks)[n].label = g_strdup (buf);
956 SMPTE::increment_seconds( smpte );
958 } else if (show_minutes) {
959 // Find smpte time of this sample (pos)
960 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
961 // Go to next whole minute down
962 SMPTE::minutes_floor( smpte );
964 for (n = 0; n < nmarks; n++) {
965 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
966 if ((smpte.minutes % mark_modulo) == 0) {
967 if (smpte.minutes == 0) {
968 (*marks)[n].style = GtkCustomRulerMarkMajor;
970 (*marks)[n].style = GtkCustomRulerMarkMinor;
972 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
974 snprintf (buf, sizeof(buf)," ");
975 (*marks)[n].style = GtkCustomRulerMarkMicro;
978 (*marks)[n].label = g_strdup (buf);
979 (*marks)[n].position = pos;
980 SMPTE::increment_minutes( smpte );
982 } else if (show_hours) {
983 // Find smpte time of this sample (pos)
984 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
985 // Go to next whole hour down
986 SMPTE::hours_floor( smpte );
988 for (n = 0; n < nmarks; n++) {
989 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
990 if ((smpte.hours % mark_modulo) == 0) {
991 (*marks)[n].style = GtkCustomRulerMarkMajor;
992 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
994 snprintf (buf, sizeof(buf)," ");
995 (*marks)[n].style = GtkCustomRulerMarkMicro;
998 (*marks)[n].label = g_strdup (buf);
999 (*marks)[n].position = pos;
1001 SMPTE::increment_hours( smpte );
1003 } else { // show_frames
1004 // Find smpte time of this sample (pos)
1005 session->sample_to_smpte(pos, smpte, true /* use_offset */, false /* use_subframes */ );
1006 // Go to next whole frame down
1007 SMPTE::frames_floor( smpte );
1009 for (n = 0; n < nmarks; n++) {
1010 session->smpte_to_sample(smpte, pos, true /* use_offset */, false /* use_subframes */ );
1011 if ((smpte.frames % mark_modulo) == 0) {
1012 (*marks)[n].style = GtkCustomRulerMarkMajor;
1013 (*marks)[n].position = pos;
1014 snprintf (buf, sizeof(buf), "%s%02u:%02u:%02u:%02u", smpte.negative ? "-" : "", smpte.hours, smpte.minutes, smpte.seconds, smpte.frames);
1016 snprintf (buf, sizeof(buf)," ");
1017 (*marks)[n].style = GtkCustomRulerMarkMicro;
1018 (*marks)[n].position = pos;
1021 (*marks)[n].label = g_strdup (buf);
1022 SMPTE::increment( smpte );
1031 Editor::metric_get_bbt (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1037 TempoMap::BBTPointList::iterator i;
1038 TempoMap::BBTPointList *zoomed_bbt_points;
1044 uint32_t zoomed_beats = 0;
1045 uint32_t zoomed_bars = 0;
1046 uint32_t desirable_marks;
1047 uint32_t magic_accent_number = 1;
1052 jack_nframes_t frame_one_beats_worth;
1053 jack_nframes_t frame_skip;
1054 double frame_skip_error;
1055 double accumulated_error;
1056 bool bar_helper_on = true;
1059 BBT_Time previous_beat;
1061 jack_nframes_t next_beat_pos;
1062 jack_nframes_t ilower = (jack_nframes_t) floor (lower);
1063 jack_nframes_t iupper = (jack_nframes_t) floor (upper);
1065 if ((desirable_marks = maxchars / 6) == 0) {
1069 /* align the tick marks to whatever we're snapping to... */
1071 if (snap_type == SnapToAThirdBeat) {
1072 bbt_beat_subdivision = 3;
1073 } else if (snap_type == SnapToAQuarterBeat) {
1074 bbt_beat_subdivision = 4;
1075 } else if (snap_type == SnapToAEighthBeat) {
1076 bbt_beat_subdivision = 8;
1077 magic_accent_number = 2;
1078 } else if (snap_type == SnapToASixteenthBeat) {
1079 bbt_beat_subdivision = 16;
1080 magic_accent_number = 4;
1081 } else if (snap_type == SnapToAThirtysecondBeat) {
1082 bbt_beat_subdivision = 32;
1083 magic_accent_number = 8;
1085 bbt_beat_subdivision = 4;
1088 /* First find what a beat's distance is, so we can start plotting stuff before the beginning of the ruler */
1090 session->bbt_time(ilower,previous_beat);
1091 previous_beat.ticks = 0;
1092 next_beat = previous_beat;
1094 if (session->tempo_map().meter_at(ilower).beats_per_bar() < (next_beat.beats + 1)) {
1095 next_beat.bars += 1;
1096 next_beat.beats = 1;
1098 next_beat.beats += 1;
1101 frame_one_beats_worth = session->tempo_map().frame_time(next_beat) - session->tempo_map().frame_time(previous_beat);
1104 zoomed_bbt_points = session->tempo_map().get_points((ilower >= frame_one_beats_worth) ? ilower - frame_one_beats_worth : 0, iupper);
1106 if (current_bbt_points == 0 || zoomed_bbt_points == 0 || zoomed_bbt_points->empty()) {
1110 for (i = current_bbt_points->begin(); i != current_bbt_points->end(); i++) {
1111 if ((*i).type == TempoMap::Beat) {
1113 } else if ((*i).type == TempoMap::Bar) {
1117 /*Only show the bar helper if there aren't many bars on the screen */
1119 bar_helper_on = false;
1122 for (i = zoomed_bbt_points->begin(); i != zoomed_bbt_points->end(); i++) {
1123 if ((*i).type == TempoMap::Beat) {
1125 } else if ((*i).type == TempoMap::Bar) {
1130 if (desirable_marks > (beats / 4)) {
1132 /* we're in beat land...*/
1134 double position_of_helper;
1135 bool i_am_accented = false;
1136 bool we_need_ticks = false;
1138 position_of_helper = ilower + (30 * Editor::get_current_zoom ());
1140 if (desirable_marks >= (beats * 2)) {
1141 nmarks = (zoomed_beats * bbt_beat_subdivision) + 1;
1142 we_need_ticks = true;
1144 nmarks = zoomed_beats + 1;
1147 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1149 (*marks)[0].label = g_strdup(" ");
1150 (*marks)[0].position = ilower;
1151 (*marks)[0].style = GtkCustomRulerMarkMicro;
1153 for (n = 1, i = zoomed_bbt_points->begin(); i != zoomed_bbt_points->end() && n < nmarks; ++i) {
1155 if ((*i).frame <= ilower && (bar_helper_on)) {
1157 snprintf (buf, sizeof(buf), "<%" PRIu32 "|%" PRIu32, (*i).bar, (*i).beat);
1158 (*marks)[0].label = g_strdup (buf);
1162 if ((*i).type == TempoMap::Bar) {
1164 (((*i).frame < position_of_helper) && bar_helper_on) ?
1165 snprintf (buf, sizeof(buf), " ") : snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1166 (*marks)[n].label = g_strdup (buf);
1167 (*marks)[n].position = (*i).frame;
1168 (*marks)[n].style = GtkCustomRulerMarkMajor;
1171 } 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;
1186 /* Find the next beat */
1188 session->bbt_time((*i).frame, next_beat);
1190 if (session->tempo_map().meter_at((*i).frame).beats_per_bar() > (next_beat.beats + 1)) {
1191 next_beat.beats += 1;
1193 next_beat.bars += 1;
1194 next_beat.beats = 1;
1197 next_beat_pos = session->tempo_map().frame_time(next_beat);
1199 /* Add the tick marks */
1201 if (we_need_ticks) {
1203 frame_skip = (jack_nframes_t) floor ((session->frame_rate() * 60) / (bbt_beat_subdivision * (*i).tempo->beats_per_minute()));
1204 frame_skip_error = ((session->frame_rate() * 60.0f) / (bbt_beat_subdivision * (*i).tempo->beats_per_minute())) - frame_skip;
1205 skip = (uint32_t) (Meter::ticks_per_beat / bbt_beat_subdivision);
1207 pos = (*i).frame + frame_skip;
1208 accumulated_error = frame_skip_error;
1212 for (t = 0; tick < Meter::ticks_per_beat && pos <= next_beat_pos ; pos += frame_skip, tick += skip, ++t) {
1214 if (t % magic_accent_number == (magic_accent_number - 1)) {
1215 i_am_accented = true;
1217 if (Editor::get_current_zoom () > 32) {
1218 snprintf (buf, sizeof(buf), " ");
1219 } else if ((Editor::get_current_zoom () > 8) && !i_am_accented) {
1220 snprintf (buf, sizeof(buf), " ");
1221 } else if (bar_helper_on && (pos < position_of_helper)) {
1222 snprintf (buf, sizeof(buf), " ");
1224 snprintf (buf, sizeof(buf), "%" PRIu32, tick);
1227 (*marks)[n].label = g_strdup (buf);
1229 /* Error compensation for float to jack_nframes_t*/
1230 accumulated_error += frame_skip_error;
1231 if (accumulated_error > 1) {
1233 accumulated_error -= 1.0f;
1236 (*marks)[n].position = pos;
1238 if ((bbt_beat_subdivision > 4) && i_am_accented) {
1239 (*marks)[n].style = GtkCustomRulerMarkMinor;
1241 (*marks)[n].style = GtkCustomRulerMarkMicro;
1243 i_am_accented = false;
1249 delete zoomed_bbt_points;
1250 return n; //return the actual number of marks made, since we might have skipped some fro fractional time signatures
1254 /* we're in bar land */
1256 if (desirable_marks < (uint32_t) (zoomed_bars / 256)) {
1258 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1259 snprintf (buf, sizeof(buf), "too many bars... (currently %" PRIu32 ")", zoomed_bars );
1260 (*marks)[0].style = GtkCustomRulerMarkMajor;
1261 (*marks)[0].label = g_strdup (buf);
1262 (*marks)[0].position = ilower;
1263 } else if (desirable_marks < (uint32_t) (nmarks = (gint) (zoomed_bars / 64))) {
1264 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1265 for (n = 0, i = zoomed_bbt_points->begin(); i != zoomed_bbt_points->end() && n < nmarks; i++) {
1266 if ((*i).type == TempoMap::Bar) {
1267 if ((*i).bar % 64 == 1) {
1268 if ((*i).bar % 256 == 1) {
1269 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1270 (*marks)[n].style = GtkCustomRulerMarkMajor;
1272 snprintf (buf, sizeof(buf), " ");
1273 if ((*i).bar % 256 == 129) {
1274 (*marks)[n].style = GtkCustomRulerMarkMinor;
1276 (*marks)[n].style = GtkCustomRulerMarkMicro;
1279 (*marks)[n].label = g_strdup (buf);
1280 (*marks)[n].position = (*i).frame;
1285 } else if (desirable_marks < (uint32_t) (nmarks = (gint)(zoomed_bars / 16))) {
1286 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1287 for (n = 0, i = zoomed_bbt_points->begin(); i != zoomed_bbt_points->end() && n < nmarks; i++) {
1288 if ((*i).type == TempoMap::Bar) {
1289 if ((*i).bar % 16 == 1) {
1290 if ((*i).bar % 64 == 1) {
1291 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1292 (*marks)[n].style = GtkCustomRulerMarkMajor;
1294 snprintf (buf, sizeof(buf), " ");
1295 if ((*i).bar % 64 == 33) {
1296 (*marks)[n].style = GtkCustomRulerMarkMinor;
1298 (*marks)[n].style = GtkCustomRulerMarkMicro;
1301 (*marks)[n].label = g_strdup (buf);
1302 (*marks)[n].position = (*i).frame;
1307 } else if (desirable_marks < (uint32_t) (nmarks = (gint)(zoomed_bars / 4))){
1308 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1309 for (n = 0, i = zoomed_bbt_points->begin(); i != zoomed_bbt_points->end() && n < nmarks; ++i) {
1310 if ((*i).type == TempoMap::Bar) {
1311 if ((*i).bar % 4 == 1) {
1312 if ((*i).bar % 16 == 1) {
1313 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1314 (*marks)[n].style = GtkCustomRulerMarkMajor;
1316 snprintf (buf, sizeof(buf), " ");
1317 if ((*i).bar % 16 == 9) {
1318 (*marks)[n].style = GtkCustomRulerMarkMinor;
1320 (*marks)[n].style = GtkCustomRulerMarkMicro;
1323 (*marks)[n].label = g_strdup (buf);
1324 (*marks)[n].position = (*i).frame;
1330 nmarks = zoomed_bars;
1331 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1332 for (n = 0, i = zoomed_bbt_points->begin(); i != zoomed_bbt_points->end() && n < nmarks; i++) {
1333 if ((*i).type == TempoMap::Bar) {
1334 if ((*i).bar % 4 == 1) {
1335 snprintf (buf, sizeof(buf), "%" PRIu32, (*i).bar);
1336 (*marks)[n].style = GtkCustomRulerMarkMajor;
1338 snprintf (buf, sizeof(buf), " ");
1339 if ((*i).bar % 4 == 3) {
1340 (*marks)[n].style = GtkCustomRulerMarkMinor;
1342 (*marks)[n].style = GtkCustomRulerMarkMicro;
1345 (*marks)[n].label = g_strdup (buf);
1346 (*marks)[n].position = (*i).frame;
1351 delete zoomed_bbt_points;
1357 Editor::metric_get_frames (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1359 jack_nframes_t mark_interval;
1361 jack_nframes_t ilower = (jack_nframes_t) floor (lower);
1362 jack_nframes_t iupper = (jack_nframes_t) floor (upper);
1371 mark_interval = (iupper - ilower) / 5;
1372 if (mark_interval > session->frame_rate()) {
1373 mark_interval -= mark_interval % session->frame_rate();
1375 mark_interval = session->frame_rate() / (session->frame_rate() / mark_interval ) ;
1378 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1379 for (n = 0, pos = ilower; n < nmarks; pos += mark_interval, ++n) {
1380 snprintf (buf, sizeof(buf), "%u", pos);
1381 (*marks)[n].label = g_strdup (buf);
1382 (*marks)[n].position = pos;
1383 (*marks)[n].style = GtkCustomRulerMarkMajor;
1390 sample_to_clock_parts ( jack_nframes_t sample,
1391 jack_nframes_t sample_rate,
1398 jack_nframes_t left;
1405 hrs = left / (sample_rate * 60 * 60);
1406 left -= hrs * sample_rate * 60 * 60;
1407 mins = left / (sample_rate * 60);
1408 left -= mins * sample_rate * 60;
1409 secs = left / sample_rate;
1410 left -= secs * sample_rate;
1411 millisecs = left * 1000 / sample_rate;
1413 *millisecs_p = millisecs;
1422 Editor::metric_get_minsec (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
1424 jack_nframes_t range;
1426 jack_nframes_t mark_interval;
1428 jack_nframes_t spacer;
1429 long hrs, mins, secs, millisecs;
1433 gint mark_modulo = 100;
1434 bool show_seconds = false;
1435 bool show_minutes = false;
1436 bool show_hours = false;
1437 jack_nframes_t ilower = (jack_nframes_t) floor (lower);
1438 jack_nframes_t iupper = (jack_nframes_t) floor (upper);
1444 fr = session->frame_rate();
1446 /* to prevent 'flashing' */
1447 if (lower > (spacer = (jack_nframes_t)(128 * Editor::get_current_zoom ()))) {
1448 lower = lower - spacer;
1450 upper = upper + spacer;
1453 range = iupper - ilower;
1455 if (range < (fr / 50)) {
1456 mark_interval = fr / 100; /* show 1/100 seconds */
1458 } else if (range <= (fr / 10)) { /* 0-0.1 second */
1459 mark_interval = fr / 50; /* show 1/50 seconds */
1461 } else if (range <= (fr / 2)) { /* 0-0.5 second */
1462 mark_interval = fr / 20; /* show 1/20 seconds */
1464 } else if (range <= fr) { /* 0-1 second */
1465 mark_interval = fr / 10; /* show 1/10 seconds */
1467 } else if (range <= 2 * fr) { /* 1-2 seconds */
1468 mark_interval = fr / 2; /* show 1/2 seconds */
1470 } else if (range <= 8 * fr) { /* 2-5 seconds */
1471 mark_interval = fr / 5; /* show 2 seconds */
1473 } else if (range <= 16 * fr) { /* 8-16 seconds */
1474 mark_interval = fr; /* show 1 seconds */
1475 show_seconds = true;
1477 } else if (range <= 30 * fr) { /* 10-30 seconds */
1478 mark_interval = fr; /* show 10 seconds */
1479 show_seconds = true;
1481 } else if (range <= 60 * fr) { /* 30-60 seconds */
1482 mark_interval = 5 * fr; /* show 5 seconds */
1483 show_seconds = true;
1485 } else if (range <= 2 * 60 * fr) { /* 1-2 minutes */
1486 mark_interval = 5 * fr; /* show 5 seconds */
1487 show_seconds = true;
1489 } else if (range <= 4 * 60 * fr) { /* 4 minutes */
1490 mark_interval = 10 * fr; /* show 10 seconds */
1491 show_seconds = true;
1493 } else if (range <= 10 * 60 * fr) { /* 10 minutes */
1494 mark_interval = 30 * fr; /* show 30 seconds */
1495 show_seconds = true;
1497 } else if (range <= 30 * 60 * fr) { /* 10-30 minutes */
1498 mark_interval = 60 * fr; /* show 1 minute */
1499 show_minutes = true;
1501 } else if (range <= 60 * 60 * fr) { /* 30 minutes - 1hr */
1502 mark_interval = 2 * 60 * fr; /* show 2 minutes */
1503 show_minutes = true;
1505 } else if (range <= 4 * 60 * 60 * fr) { /* 1 - 4 hrs*/
1506 mark_interval = 5 * 60 * fr; /* show 10 minutes */
1507 show_minutes = true;
1509 } else if (range <= 8 * 60 * 60 * fr) { /* 4 - 8 hrs*/
1510 mark_interval = 20 * 60 * fr; /* show 20 minutes */
1511 show_minutes = true;
1513 } else if (range <= 16 * 60 * 60 * fr) { /* 16-24 hrs*/
1514 mark_interval = 60 * 60 * fr; /* show 60 minutes */
1519 /* not possible if jack_nframes_t is a 32 bit quantity */
1521 mark_interval = 4 * 60 * 60 * fr; /* show 4 hrs */
1524 nmarks = 1 + (range / mark_interval);
1525 *marks = (GtkCustomRulerMark *) g_malloc (sizeof(GtkCustomRulerMark) * nmarks);
1526 pos = ((ilower + (mark_interval/2))/mark_interval) * mark_interval;
1529 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1530 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1531 if (secs % mark_modulo == 0) {
1533 (*marks)[n].style = GtkCustomRulerMarkMajor;
1535 (*marks)[n].style = GtkCustomRulerMarkMinor;
1537 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1539 snprintf (buf, sizeof(buf), " ");
1540 (*marks)[n].style = GtkCustomRulerMarkMicro;
1542 (*marks)[n].label = g_strdup (buf);
1543 (*marks)[n].position = pos;
1545 } else if (show_minutes) {
1546 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1547 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1548 if (mins % mark_modulo == 0) {
1550 (*marks)[n].style = GtkCustomRulerMarkMajor;
1552 (*marks)[n].style = GtkCustomRulerMarkMinor;
1554 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1556 snprintf (buf, sizeof(buf), " ");
1557 (*marks)[n].style = GtkCustomRulerMarkMicro;
1559 (*marks)[n].label = g_strdup (buf);
1560 (*marks)[n].position = pos;
1562 } else if (show_hours) {
1563 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1564 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1565 if (hrs % mark_modulo == 0) {
1566 (*marks)[n].style = GtkCustomRulerMarkMajor;
1567 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1569 snprintf (buf, sizeof(buf), " ");
1570 (*marks)[n].style = GtkCustomRulerMarkMicro;
1572 (*marks)[n].label = g_strdup (buf);
1573 (*marks)[n].position = pos;
1576 for (n = 0; n < nmarks; pos += mark_interval, ++n) {
1577 sample_to_clock_parts (pos, fr, &hrs, &mins, &secs, &millisecs);
1578 if (millisecs % mark_modulo == 0) {
1579 if (millisecs == 0) {
1580 (*marks)[n].style = GtkCustomRulerMarkMajor;
1582 (*marks)[n].style = GtkCustomRulerMarkMinor;
1584 snprintf (buf, sizeof(buf), "%02ld:%02ld:%02ld.%03ld", hrs, mins, secs, millisecs);
1586 snprintf (buf, sizeof(buf), " ");
1587 (*marks)[n].style = GtkCustomRulerMarkMicro;
1589 (*marks)[n].label = g_strdup (buf);
1590 (*marks)[n].position = pos;