2 Copyright (C) 2002 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 "gtk2ardour-config.h"
24 #include <cstdio> // for sprintf, grrr
30 #include "pbd/error.h"
31 #include "pbd/memento_command.h"
33 #include <gtkmm2ext/utils.h>
34 #include <gtkmm2ext/gtk_ui.h>
36 #include "ardour/session.h"
37 #include "ardour/tempo.h"
38 #include <gtkmm2ext/doi.h>
39 #include <gtkmm2ext/utils.h>
41 #include "canvas/canvas.h"
42 #include "canvas/item.h"
43 #include "canvas/line_set.h"
47 #include "tempo_dialog.h"
48 #include "rgb_macros.h"
49 #include "gui_thread.h"
50 #include "time_axis_view.h"
51 #include "tempo_lines.h"
52 #include "ui_config.h"
57 using namespace ARDOUR;
60 using namespace Gtkmm2ext;
61 using namespace Editing;
64 Editor::remove_metric_marks ()
66 /* don't delete these while handling events, just punt till the GUI is idle */
68 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
69 delete_when_idle (*x);
71 metric_marks.clear ();
73 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ++x) {
76 tempo_curves.clear ();
78 struct CurveComparator {
79 bool operator() (TempoCurve const * a, TempoCurve const * b) {
80 return a->tempo().frame() < b->tempo().frame();
84 Editor::draw_metric_marks (const Metrics& metrics)
87 TempoSection* prev_ts = 0;
88 double max_tempo = 0.0;
89 double min_tempo = DBL_MAX;
91 remove_metric_marks (); // also clears tempo curves
93 for (Metrics::const_iterator i = metrics.begin(); i != metrics.end(); ++i) {
94 const MeterSection *ms;
97 if ((ms = dynamic_cast<const MeterSection*>(*i)) != 0) {
98 snprintf (buf, sizeof(buf), "%g/%g", ms->divisions_per_bar(), ms->note_divisor ());
99 if (ms->position_lock_style() == MusicTime) {
100 metric_marks.push_back (new MeterMarker (*this, *meter_group, UIConfiguration::instance().color ("meter marker music"), buf,
101 *(const_cast<MeterSection*>(ms))));
103 metric_marks.push_back (new MeterMarker (*this, *meter_group, UIConfiguration::instance().color ("meter marker"), buf,
104 *(const_cast<MeterSection*>(ms))));
106 } else if ((ts = dynamic_cast<TempoSection*>(*i)) != 0) {
108 if (ts->note_type() != 4.0) {
109 snprintf (buf, sizeof (buf), "%.3f/%.0f", ts->note_types_per_minute(), ts->note_type());
111 snprintf (buf, sizeof (buf), "%.3f", ts->note_types_per_minute());
114 max_tempo = max (max_tempo, ts->note_types_per_minute());
115 max_tempo = max (max_tempo, ts->end_note_types_per_minute());
116 min_tempo = min (min_tempo, ts->note_types_per_minute());
117 min_tempo = min (min_tempo, ts->end_note_types_per_minute());
118 uint32_t const tc_color = UIConfiguration::instance().color ("tempo curve");
120 tempo_curves.push_back (new TempoCurve (*this, *tempo_group, tc_color,
121 *(const_cast<TempoSection*>(ts)), ts->frame(), false));
123 if (ts->position_lock_style() == MusicTime) {
124 metric_marks.push_back (new TempoMarker (*this, *tempo_group, UIConfiguration::instance().color ("tempo marker music"), buf,
125 *(const_cast<TempoSection*>(ts))));
127 metric_marks.push_back (new TempoMarker (*this, *tempo_group, UIConfiguration::instance().color ("tempo marker"), buf,
128 *(const_cast<TempoSection*>(ts))));
130 if (prev_ts && abs (prev_ts->end_note_types_per_minute() - ts->note_types_per_minute()) < 1.0) {
131 metric_marks.back()->set_points_color (UIConfiguration::instance().color ("tempo marker music"));
133 metric_marks.back()->set_points_color (UIConfiguration::instance().color ("tempo marker"));
139 tempo_curves.sort (CurveComparator());
141 const double min_tempo_range = 5.0;
142 const double tempo_delta = fabs (max_tempo - min_tempo);
144 if (tempo_delta < min_tempo_range) {
145 max_tempo += min_tempo_range - tempo_delta;
146 min_tempo += tempo_delta - min_tempo_range;
149 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ) {
150 Curves::iterator tmp = x;
151 (*x)->set_max_tempo (max_tempo);
152 (*x)->set_min_tempo (min_tempo);
154 if (tmp != tempo_curves.end()) {
155 (*x)->set_position ((*x)->tempo().frame(), (*tmp)->tempo().frame());
157 (*x)->set_position ((*x)->tempo().frame(), UINT32_MAX);
160 if (!(*x)->tempo().active()) {
169 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
170 TempoMarker* tempo_marker;
172 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
173 tempo_marker->update_height_mark ((tempo_marker->tempo().note_types_per_minute() - min_tempo) / max (10.0, max_tempo - min_tempo));
180 Editor::tempo_map_changed (const PropertyChange& /*ignored*/)
186 ENSURE_GUI_THREAD (*this, &Editor::tempo_map_changed, ignored);
189 tempo_lines->tempo_map_changed();
192 compute_bbt_ruler_scale (leftmost_frame, leftmost_frame + current_page_samples());
193 std::vector<TempoMap::BBTPoint> grid;
194 if (bbt_ruler_scale != bbt_show_many) {
195 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
197 _session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
198 draw_measures (grid);
199 update_tempo_based_rulers ();
203 Editor::tempometric_position_changed (const PropertyChange& /*ignored*/)
209 ENSURE_GUI_THREAD (*this, &Editor::tempo_map_changed);
212 tempo_lines->tempo_map_changed();
215 TempoSection* prev_ts = 0;
216 double max_tempo = 0.0;
217 double min_tempo = DBL_MAX;
219 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
220 TempoMarker* tempo_marker;
221 MeterMarker* meter_marker;
223 const MeterSection *ms;
225 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
226 if ((ts = &tempo_marker->tempo()) != 0) {
228 tempo_marker->set_position (ts->frame ());
231 if (prev_ts && abs (prev_ts->end_note_types_per_minute() - ts->note_types_per_minute()) < 1.0) {
232 tempo_marker->set_points_color (UIConfiguration::instance().color ("tempo marker music"));
234 tempo_marker->set_points_color (UIConfiguration::instance().color ("tempo marker"));
237 if (ts->note_type() != 4.0) {
238 snprintf (buf, sizeof (buf), "%.3f/%.0f", ts->note_types_per_minute(), ts->note_type());
240 snprintf (buf, sizeof (buf), "%.3f", ts->note_types_per_minute());
243 tempo_marker->set_name (buf);
245 max_tempo = max (max_tempo, ts->note_types_per_minute());
246 max_tempo = max (max_tempo, ts->end_note_types_per_minute());
247 min_tempo = min (min_tempo, ts->note_types_per_minute());
248 min_tempo = min (min_tempo, ts->end_note_types_per_minute());
253 if ((meter_marker = dynamic_cast<MeterMarker*> (*x)) != 0) {
254 if ((ms = &meter_marker->meter()) != 0) {
255 meter_marker->set_position (ms->frame ());
260 tempo_curves.sort (CurveComparator());
262 const double min_tempo_range = 5.0;
263 const double tempo_delta = fabs (max_tempo - min_tempo);
265 if (tempo_delta < min_tempo_range) {
266 max_tempo += min_tempo_range - tempo_delta;
267 min_tempo += tempo_delta - min_tempo_range;
270 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ) {
271 Curves::iterator tmp = x;
272 (*x)->set_max_tempo (max_tempo);
273 (*x)->set_min_tempo (min_tempo);
275 if (tmp != tempo_curves.end()) {
276 (*x)->set_position ((*x)->tempo().frame(), (*tmp)->tempo().frame());
278 (*x)->set_position ((*x)->tempo().frame(), UINT32_MAX);
281 if (!(*x)->tempo().active()) {
290 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
291 TempoMarker* tempo_marker;
292 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
293 tempo_marker->update_height_mark ((tempo_marker->tempo().note_types_per_minute() - min_tempo) / max (max_tempo - min_tempo, 10.0));
297 compute_bbt_ruler_scale (leftmost_frame, leftmost_frame + current_page_samples());
298 std::vector<TempoMap::BBTPoint> grid;
300 if (bbt_ruler_scale != bbt_show_many) {
301 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
304 draw_measures (grid);
305 update_tempo_based_rulers ();
309 Editor::redisplay_tempo (bool immediate_redraw)
315 if (immediate_redraw) {
316 compute_bbt_ruler_scale (leftmost_frame, leftmost_frame + current_page_samples());
317 std::vector<TempoMap::BBTPoint> grid;
319 if (bbt_ruler_scale != bbt_show_many) {
320 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
323 draw_measures (grid);
324 update_tempo_based_rulers (); // redraw rulers and measure lines
327 Glib::signal_idle().connect (sigc::bind_return (sigc::bind (sigc::mem_fun (*this, &Editor::redisplay_tempo), true), false));
331 Editor::tempo_curve_selected (TempoSection* ts, bool yn)
333 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ++x) {
334 if (&(*x)->tempo() == ts) {
335 (*x)->set_selected (yn);
337 (*x)->set_color_rgba (UIConfiguration::instance().color ("location marker"));
339 (*x)->set_color_rgba (UIConfiguration::instance().color ("tempo curve"));
346 /* computes a grid starting a beat before and ending a beat after leftmost and rightmost respectively */
348 Editor::compute_current_bbt_points (std::vector<TempoMap::BBTPoint>& grid, framepos_t leftmost, framepos_t rightmost)
354 /* prevent negative values of leftmost from creeping into tempomap
356 const double lower_beat = floor (max (0.0, _session->tempo_map().beat_at_frame (leftmost))) - 1.0;
357 switch (bbt_ruler_scale) {
361 case bbt_show_ticks_detail:
362 case bbt_show_ticks_super_detail:
363 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost);
367 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 1);
371 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 4);
375 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 16);
379 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 64);
384 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 128);
390 Editor::hide_measures ()
398 Editor::draw_measures (std::vector<ARDOUR::TempoMap::BBTPoint>& grid)
400 if (_session == 0 || _show_measures == false || distance (grid.begin(), grid.end()) == 0) {
404 if (tempo_lines == 0) {
405 tempo_lines = new TempoLines (time_line_group, ArdourCanvas::LineSet::Vertical);
408 const unsigned divisions = get_grid_beat_divisions(leftmost_frame);
409 tempo_lines->draw (grid, divisions, leftmost_frame, _session->frame_rate());
413 Editor::mouse_add_new_tempo_event (framepos_t frame)
419 TempoMap& map(_session->tempo_map());
421 begin_reversible_command (_("add tempo mark"));
422 const double pulse = map.exact_qn_at_frame (frame, get_grid_music_divisions (0)) / 4.0;
425 XMLNode &before = map.get_state();
426 /* add music-locked ramped (?) tempo using the bpm/note type at frame*/
427 map.add_tempo (map.tempo_at_frame (frame), pulse, 0, MusicTime);
429 XMLNode &after = map.get_state();
430 _session->add_command(new MementoCommand<TempoMap>(map, &before, &after));
431 commit_reversible_command ();
438 Editor::mouse_add_new_meter_event (framepos_t frame)
445 TempoMap& map(_session->tempo_map());
446 MeterDialog meter_dialog (map, frame, _("add"));
448 switch (meter_dialog.run ()) {
449 case RESPONSE_ACCEPT:
455 double bpb = meter_dialog.get_bpb ();
456 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
458 double note_type = meter_dialog.get_note_type ();
460 Timecode::BBT_Time requested;
461 meter_dialog.get_bbt_time (requested);
463 const double beat = map.beat_at_bbt (requested);
464 const double al_frame = map.frame_at_beat (beat);
465 begin_reversible_command (_("add meter mark"));
466 XMLNode &before = map.get_state();
468 if (meter_dialog.get_lock_style() == MusicTime) {
469 map.add_meter (Meter (bpb, note_type), beat, requested, 0, MusicTime);
471 map.add_meter (Meter (bpb, note_type), beat, requested, al_frame, AudioTime);
474 _session->add_command(new MementoCommand<TempoMap>(map, &before, &map.get_state()));
475 commit_reversible_command ();
481 Editor::remove_tempo_marker (ArdourCanvas::Item* item)
483 ArdourMarker* marker;
484 TempoMarker* tempo_marker;
486 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
487 fatal << _("programming error: tempo marker canvas item has no marker object pointer!") << endmsg;
488 abort(); /*NOTREACHED*/
491 if ((tempo_marker = dynamic_cast<TempoMarker*> (marker)) == 0) {
492 fatal << _("programming error: marker for tempo is not a tempo marker!") << endmsg;
493 abort(); /*NOTREACHED*/
496 if (!tempo_marker->tempo().locked_to_meter() && tempo_marker->tempo().active()) {
497 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::real_remove_tempo_marker), &tempo_marker->tempo()));
502 Editor::edit_meter_section (MeterSection* section)
504 MeterDialog meter_dialog (_session->tempo_map(), *section, _("done"));
506 switch (meter_dialog.run()) {
507 case RESPONSE_ACCEPT:
513 double bpb = meter_dialog.get_bpb ();
514 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
516 double const note_type = meter_dialog.get_note_type ();
517 const Meter meter (bpb, note_type);
519 Timecode::BBT_Time when;
520 meter_dialog.get_bbt_time (when);
521 const framepos_t frame = _session->tempo_map().frame_at_bbt (when);
522 const PositionLockStyle pls = (meter_dialog.get_lock_style() == AudioTime) ? AudioTime : MusicTime;
524 begin_reversible_command (_("replace meter mark"));
525 XMLNode &before = _session->tempo_map().get_state();
527 _session->tempo_map().replace_meter (*section, meter, when, frame, pls);
529 XMLNode &after = _session->tempo_map().get_state();
530 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
531 commit_reversible_command ();
535 Editor::edit_tempo_section (TempoSection* section)
537 TempoDialog tempo_dialog (_session->tempo_map(), *section, _("done"));
539 switch (tempo_dialog.run ()) {
540 case RESPONSE_ACCEPT:
546 double bpm = tempo_dialog.get_bpm ();
547 double nt = tempo_dialog.get_note_type ();
548 bpm = max (0.01, bpm);
549 const Tempo tempo (bpm, nt);
551 Timecode::BBT_Time when;
552 tempo_dialog.get_bbt_time (when);
554 begin_reversible_command (_("replace tempo mark"));
555 XMLNode &before = _session->tempo_map().get_state();
557 if (tempo_dialog.get_lock_style() == AudioTime) {
558 framepos_t const f = _session->tempo_map().predict_tempo_position (section, when).second;
559 _session->tempo_map().replace_tempo (*section, tempo, 0.0, f, AudioTime);
561 double const p = _session->tempo_map().predict_tempo_position (section, when).first;
562 _session->tempo_map().replace_tempo (*section, tempo, p, 0, MusicTime);
565 XMLNode &after = _session->tempo_map().get_state();
566 _session->add_command (new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
567 commit_reversible_command ();
571 Editor::edit_tempo_marker (TempoMarker& tm)
573 edit_tempo_section (&tm.tempo());
577 Editor::edit_meter_marker (MeterMarker& mm)
579 edit_meter_section (&mm.meter());
583 Editor::real_remove_tempo_marker (TempoSection *section)
585 begin_reversible_command (_("remove tempo mark"));
586 XMLNode &before = _session->tempo_map().get_state();
587 _session->tempo_map().remove_tempo (*section, true);
588 XMLNode &after = _session->tempo_map().get_state();
589 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
590 commit_reversible_command ();
596 Editor::remove_meter_marker (ArdourCanvas::Item* item)
598 ArdourMarker* marker;
599 MeterMarker* meter_marker;
601 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
602 fatal << _("programming error: meter marker canvas item has no marker object pointer!") << endmsg;
603 abort(); /*NOTREACHED*/
606 if ((meter_marker = dynamic_cast<MeterMarker*> (marker)) == 0) {
607 fatal << _("programming error: marker for meter is not a meter marker!") << endmsg;
608 abort(); /*NOTREACHED*/
611 if (!meter_marker->meter().initial()) {
612 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::real_remove_meter_marker), &meter_marker->meter()));
617 Editor::real_remove_meter_marker (MeterSection *section)
619 begin_reversible_command (_("remove tempo mark"));
620 XMLNode &before = _session->tempo_map().get_state();
621 _session->tempo_map().remove_meter (*section, true);
622 XMLNode &after = _session->tempo_map().get_state();
623 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
624 commit_reversible_command ();