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 double max_tempo = 0.0;
88 double min_tempo = DBL_MAX;
90 remove_metric_marks (); // also clears tempo curves
92 for (Metrics::const_iterator i = metrics.begin(); i != metrics.end(); ++i) {
93 const MeterSection *ms;
94 const TempoSection *ts;
96 if ((ms = dynamic_cast<const MeterSection*>(*i)) != 0) {
97 snprintf (buf, sizeof(buf), "%g/%g", ms->divisions_per_bar(), ms->note_divisor ());
98 if (ms->position_lock_style() == MusicTime) {
99 metric_marks.push_back (new MeterMarker (*this, *meter_group, UIConfiguration::instance().color ("meter marker music"), buf,
100 *(const_cast<MeterSection*>(ms))));
102 metric_marks.push_back (new MeterMarker (*this, *meter_group, UIConfiguration::instance().color ("meter marker"), buf,
103 *(const_cast<MeterSection*>(ms))));
105 } else if ((ts = dynamic_cast<const TempoSection*>(*i)) != 0) {
106 if (UIConfiguration::instance().get_allow_non_quarter_pulse()) {
107 snprintf (buf, sizeof (buf), "%.3f/%.0f", ts->note_types_per_minute(), ts->note_type());
109 snprintf (buf, sizeof (buf), "%.3f", ts->note_types_per_minute());
112 max_tempo = max (max_tempo, ts->note_types_per_minute());
113 min_tempo = min (min_tempo, ts->note_types_per_minute());
115 tempo_curves.push_back (new TempoCurve (*this, *tempo_group, UIConfiguration::instance().color ("tempo curve"),
116 *(const_cast<TempoSection*>(ts)), ts->frame(), false));
117 if (ts->position_lock_style() == MusicTime) {
118 metric_marks.push_back (new TempoMarker (*this, *tempo_group, UIConfiguration::instance().color ("tempo marker music"), buf,
119 *(const_cast<TempoSection*>(ts))));
121 metric_marks.push_back (new TempoMarker (*this, *tempo_group, UIConfiguration::instance().color ("tempo marker"), buf,
122 *(const_cast<TempoSection*>(ts))));
128 tempo_curves.sort (CurveComparator());
130 const double min_tempo_range = 5.0;
131 const double tempo_delta = fabs (max_tempo - min_tempo);
133 if (tempo_delta < min_tempo_range) {
134 max_tempo += min_tempo_range - tempo_delta;
135 min_tempo += tempo_delta - min_tempo_range;
138 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ) {
139 Curves::iterator tmp = x;
140 (*x)->set_max_tempo (max_tempo);
141 (*x)->set_min_tempo (min_tempo);
143 if (tmp != tempo_curves.end()) {
144 (*x)->set_position ((*x)->tempo().frame(), (*tmp)->tempo().frame());
146 (*x)->set_position ((*x)->tempo().frame(), UINT32_MAX);
149 if (!(*x)->tempo().active()) {
158 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
159 TempoMarker* tempo_marker;
161 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
162 tempo_marker->update_height_mark ((tempo_marker->tempo().note_types_per_minute() - min_tempo) / max (10.0, max_tempo - min_tempo));
169 Editor::tempo_map_changed (const PropertyChange& /*ignored*/)
175 ENSURE_GUI_THREAD (*this, &Editor::tempo_map_changed, ignored);
178 tempo_lines->tempo_map_changed();
181 compute_bbt_ruler_scale (leftmost_frame, leftmost_frame + current_page_samples());
182 std::vector<TempoMap::BBTPoint> grid;
183 if (bbt_ruler_scale != bbt_show_many) {
184 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
186 _session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
187 draw_measures (grid);
188 update_tempo_based_rulers ();
192 Editor::tempometric_position_changed (const PropertyChange& /*ignored*/)
198 ENSURE_GUI_THREAD (*this, &Editor::tempo_map_changed);
201 tempo_lines->tempo_map_changed();
204 double max_tempo = 0.0;
205 double min_tempo = DBL_MAX;
207 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
208 TempoMarker* tempo_marker;
209 MeterMarker* meter_marker;
210 const TempoSection *ts;
211 const MeterSection *ms;
213 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
214 if ((ts = &tempo_marker->tempo()) != 0) {
215 tempo_marker->set_position (ts->frame ());
218 if (UIConfiguration::instance().get_allow_non_quarter_pulse()) {
219 snprintf (buf, sizeof (buf), "%.3f/%.0f", ts->note_types_per_minute(), ts->note_type());
221 snprintf (buf, sizeof (buf), "%.3f", ts->note_types_per_minute());
224 tempo_marker->set_name (buf);
226 max_tempo = max (max_tempo, ts->note_types_per_minute());
227 min_tempo = min (min_tempo, ts->note_types_per_minute());
230 if ((meter_marker = dynamic_cast<MeterMarker*> (*x)) != 0) {
231 if ((ms = &meter_marker->meter()) != 0) {
232 meter_marker->set_position (ms->frame ());
237 tempo_curves.sort (CurveComparator());
239 const double min_tempo_range = 5.0;
240 const double tempo_delta = fabs (max_tempo - min_tempo);
242 if (tempo_delta < min_tempo_range) {
243 max_tempo += min_tempo_range - tempo_delta;
244 min_tempo += tempo_delta - min_tempo_range;
247 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ) {
248 Curves::iterator tmp = x;
249 (*x)->set_max_tempo (max_tempo);
250 (*x)->set_min_tempo (min_tempo);
252 if (tmp != tempo_curves.end()) {
253 (*x)->set_position ((*x)->tempo().frame(), (*tmp)->tempo().frame());
255 (*x)->set_position ((*x)->tempo().frame(), UINT32_MAX);
258 if (!(*x)->tempo().active()) {
267 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
268 TempoMarker* tempo_marker;
269 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
270 tempo_marker->update_height_mark ((tempo_marker->tempo().note_types_per_minute() - min_tempo) / max (max_tempo - min_tempo, 10.0));
274 compute_bbt_ruler_scale (leftmost_frame, leftmost_frame + current_page_samples());
275 std::vector<TempoMap::BBTPoint> grid;
277 if (bbt_ruler_scale != bbt_show_many) {
278 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
281 draw_measures (grid);
282 update_tempo_based_rulers ();
286 Editor::redisplay_tempo (bool immediate_redraw)
292 if (immediate_redraw) {
293 compute_bbt_ruler_scale (leftmost_frame, leftmost_frame + current_page_samples());
294 std::vector<TempoMap::BBTPoint> grid;
296 if (bbt_ruler_scale != bbt_show_many) {
297 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
300 draw_measures (grid);
301 update_tempo_based_rulers (); // redraw rulers and measure lines
304 Glib::signal_idle().connect (sigc::bind_return (sigc::bind (sigc::mem_fun (*this, &Editor::redisplay_tempo), true), false));
308 /* computes a grid starting a beat before and ending a beat after leftmost and rightmost respectively */
310 Editor::compute_current_bbt_points (std::vector<TempoMap::BBTPoint>& grid, framepos_t leftmost, framepos_t rightmost)
316 /* prevent negative values of leftmost from creeping into tempomap
318 const double lower_beat = floor (max (0.0, _session->tempo_map().beat_at_frame (leftmost))) - 1.0;
319 switch (bbt_ruler_scale) {
323 case bbt_show_ticks_detail:
324 case bbt_show_ticks_super_detail:
325 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost);
329 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 1);
333 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 4);
337 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 16);
341 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 64);
346 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 128);
352 Editor::hide_measures ()
360 Editor::draw_measures (std::vector<ARDOUR::TempoMap::BBTPoint>& grid)
362 if (_session == 0 || _show_measures == false || distance (grid.begin(), grid.end()) == 0) {
366 if (tempo_lines == 0) {
367 tempo_lines = new TempoLines (time_line_group, ArdourCanvas::LineSet::Vertical);
370 const unsigned divisions = get_grid_beat_divisions(leftmost_frame);
371 tempo_lines->draw (grid, divisions, leftmost_frame, _session->frame_rate());
375 Editor::mouse_add_new_tempo_event (framepos_t frame)
381 TempoMap& map(_session->tempo_map());
383 begin_reversible_command (_("add tempo mark"));
384 const double pulse = map.exact_qn_at_frame (frame, get_grid_music_divisions (0)) / 4.0;
387 XMLNode &before = map.get_state();
388 /* add music-locked ramped (?) tempo using the bpm/note type at frame*/
389 map.add_tempo (map.tempo_at_frame (frame), pulse, 0, TempoSection::Ramp, MusicTime);
391 XMLNode &after = map.get_state();
392 _session->add_command(new MementoCommand<TempoMap>(map, &before, &after));
393 commit_reversible_command ();
400 Editor::mouse_add_new_meter_event (framepos_t frame)
407 TempoMap& map(_session->tempo_map());
408 MeterDialog meter_dialog (map, frame, _("add"));
410 switch (meter_dialog.run ()) {
411 case RESPONSE_ACCEPT:
417 double bpb = meter_dialog.get_bpb ();
418 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
420 double note_type = meter_dialog.get_note_type ();
422 Timecode::BBT_Time requested;
423 meter_dialog.get_bbt_time (requested);
425 const double beat = map.beat_at_bbt (requested);
426 const double al_frame = map.frame_at_beat (beat);
427 begin_reversible_command (_("add meter mark"));
428 XMLNode &before = map.get_state();
430 if (meter_dialog.get_lock_style() == MusicTime) {
431 map.add_meter (Meter (bpb, note_type), beat, requested, 0, MusicTime);
433 map.add_meter (Meter (bpb, note_type), beat, requested, al_frame, AudioTime);
436 _session->add_command(new MementoCommand<TempoMap>(map, &before, &map.get_state()));
437 commit_reversible_command ();
443 Editor::remove_tempo_marker (ArdourCanvas::Item* item)
445 ArdourMarker* marker;
446 TempoMarker* tempo_marker;
448 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
449 fatal << _("programming error: tempo marker canvas item has no marker object pointer!") << endmsg;
450 abort(); /*NOTREACHED*/
453 if ((tempo_marker = dynamic_cast<TempoMarker*> (marker)) == 0) {
454 fatal << _("programming error: marker for tempo is not a tempo marker!") << endmsg;
455 abort(); /*NOTREACHED*/
458 if (!tempo_marker->tempo().locked_to_meter() && tempo_marker->tempo().active()) {
459 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::real_remove_tempo_marker), &tempo_marker->tempo()));
464 Editor::edit_meter_section (MeterSection* section)
466 MeterDialog meter_dialog (_session->tempo_map(), *section, _("done"));
468 switch (meter_dialog.run()) {
469 case RESPONSE_ACCEPT:
475 double bpb = meter_dialog.get_bpb ();
476 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
478 double const note_type = meter_dialog.get_note_type ();
479 const Meter meter (bpb, note_type);
481 Timecode::BBT_Time when;
482 meter_dialog.get_bbt_time (when);
483 const framepos_t frame = _session->tempo_map().frame_at_bbt (when);
484 const PositionLockStyle pls = (meter_dialog.get_lock_style() == AudioTime) ? AudioTime : MusicTime;
486 begin_reversible_command (_("replace meter mark"));
487 XMLNode &before = _session->tempo_map().get_state();
489 _session->tempo_map().replace_meter (*section, meter, when, frame, pls);
491 XMLNode &after = _session->tempo_map().get_state();
492 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
493 commit_reversible_command ();
497 Editor::edit_tempo_section (TempoSection* section)
499 TempoDialog tempo_dialog (_session->tempo_map(), *section, _("done"));
501 switch (tempo_dialog.run ()) {
502 case RESPONSE_ACCEPT:
508 double bpm = tempo_dialog.get_bpm ();
509 double nt = tempo_dialog.get_note_type ();
510 bpm = max (0.01, bpm);
511 const Tempo tempo (bpm, nt);
513 Timecode::BBT_Time when;
514 tempo_dialog.get_bbt_time (when);
516 const TempoSection::Type ttype (tempo_dialog.get_tempo_type());
518 begin_reversible_command (_("replace tempo mark"));
519 XMLNode &before = _session->tempo_map().get_state();
521 if (tempo_dialog.get_lock_style() == AudioTime) {
522 framepos_t const f = _session->tempo_map().predict_tempo_position (section, when).second;
523 _session->tempo_map().replace_tempo (*section, tempo, 0.0, f, ttype, AudioTime);
525 double const p = _session->tempo_map().predict_tempo_position (section, when).first;
526 _session->tempo_map().replace_tempo (*section, tempo, p, 0, ttype, MusicTime);
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_marker (TempoMarker& tm)
537 edit_tempo_section (&tm.tempo());
541 Editor::edit_meter_marker (MeterMarker& mm)
543 edit_meter_section (&mm.meter());
547 Editor::real_remove_tempo_marker (TempoSection *section)
549 begin_reversible_command (_("remove tempo mark"));
550 XMLNode &before = _session->tempo_map().get_state();
551 _session->tempo_map().remove_tempo (*section, true);
552 XMLNode &after = _session->tempo_map().get_state();
553 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
554 commit_reversible_command ();
560 Editor::remove_meter_marker (ArdourCanvas::Item* item)
562 ArdourMarker* marker;
563 MeterMarker* meter_marker;
565 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
566 fatal << _("programming error: meter marker canvas item has no marker object pointer!") << endmsg;
567 abort(); /*NOTREACHED*/
570 if ((meter_marker = dynamic_cast<MeterMarker*> (marker)) == 0) {
571 fatal << _("programming error: marker for meter is not a meter marker!") << endmsg;
572 abort(); /*NOTREACHED*/
575 if (!meter_marker->meter().initial()) {
576 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::real_remove_meter_marker), &meter_marker->meter()));
581 Editor::real_remove_meter_marker (MeterSection *section)
583 begin_reversible_command (_("remove tempo mark"));
584 XMLNode &before = _session->tempo_map().get_state();
585 _session->tempo_map().remove_meter (*section, true);
586 XMLNode &after = _session->tempo_map().get_state();
587 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
588 commit_reversible_command ();