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);
151 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
152 TempoMarker* tempo_marker;
154 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
155 tempo_marker->update_height_mark ((tempo_marker->tempo().note_types_per_minute() - min_tempo) / max (10.0, max_tempo - min_tempo));
162 Editor::tempo_map_changed (const PropertyChange& /*ignored*/)
168 ENSURE_GUI_THREAD (*this, &Editor::tempo_map_changed, ignored);
171 tempo_lines->tempo_map_changed();
174 compute_bbt_ruler_scale (leftmost_frame, leftmost_frame + current_page_samples());
175 std::vector<TempoMap::BBTPoint> grid;
176 if (bbt_ruler_scale != bbt_show_many) {
177 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
179 _session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
180 draw_measures (grid);
181 update_tempo_based_rulers ();
185 Editor::marker_position_changed ()
191 ENSURE_GUI_THREAD (*this, &Editor::tempo_map_changed);
194 tempo_lines->tempo_map_changed();
197 double max_tempo = 0.0;
198 double min_tempo = DBL_MAX;
200 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
201 TempoMarker* tempo_marker;
202 MeterMarker* meter_marker;
203 const TempoSection *ts;
204 const MeterSection *ms;
206 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
207 if ((ts = &tempo_marker->tempo()) != 0) {
208 tempo_marker->set_position (ts->frame ());
211 if (UIConfiguration::instance().get_allow_non_quarter_pulse()) {
212 snprintf (buf, sizeof (buf), "%.3f/%.0f", ts->note_types_per_minute(), ts->note_type());
214 snprintf (buf, sizeof (buf), "%.3f", ts->note_types_per_minute());
217 tempo_marker->set_name (buf);
219 max_tempo = max (max_tempo, ts->note_types_per_minute());
220 min_tempo = min (min_tempo, ts->note_types_per_minute());
223 if ((meter_marker = dynamic_cast<MeterMarker*> (*x)) != 0) {
224 if ((ms = &meter_marker->meter()) != 0) {
225 meter_marker->set_position (ms->frame ());
230 tempo_curves.sort (CurveComparator());
232 const double min_tempo_range = 5.0;
233 const double tempo_delta = fabs (max_tempo - min_tempo);
235 if (tempo_delta < min_tempo_range) {
236 max_tempo += min_tempo_range - tempo_delta;
237 min_tempo += tempo_delta - min_tempo_range;
240 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ) {
241 Curves::iterator tmp = x;
242 (*x)->set_max_tempo (max_tempo);
243 (*x)->set_min_tempo (min_tempo);
245 if (tmp != tempo_curves.end()) {
246 (*x)->set_position ((*x)->tempo().frame(), (*tmp)->tempo().frame());
248 (*x)->set_position ((*x)->tempo().frame(), UINT32_MAX);
253 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
254 TempoMarker* tempo_marker;
255 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
256 tempo_marker->update_height_mark ((tempo_marker->tempo().note_types_per_minute() - min_tempo) / max (max_tempo - min_tempo, 10.0));
260 compute_bbt_ruler_scale (leftmost_frame, leftmost_frame + current_page_samples());
261 std::vector<TempoMap::BBTPoint> grid;
263 if (bbt_ruler_scale != bbt_show_many) {
264 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
267 draw_measures (grid);
268 update_tempo_based_rulers ();
272 Editor::redisplay_tempo (bool immediate_redraw)
278 if (immediate_redraw) {
279 compute_bbt_ruler_scale (leftmost_frame, leftmost_frame + current_page_samples());
280 std::vector<TempoMap::BBTPoint> grid;
282 if (bbt_ruler_scale != bbt_show_many) {
283 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
286 draw_measures (grid);
287 update_tempo_based_rulers (); // redraw rulers and measure lines
290 Glib::signal_idle().connect (sigc::bind_return (sigc::bind (sigc::mem_fun (*this, &Editor::redisplay_tempo), true), false));
294 /* computes a grid starting a beat before and ending a beat after leftmost and rightmost respectively */
296 Editor::compute_current_bbt_points (std::vector<TempoMap::BBTPoint>& grid, framepos_t leftmost, framepos_t rightmost)
302 /* prevent negative values of leftmost from creeping into tempomap
304 const double lower_beat = floor (max (0.0, _session->tempo_map().beat_at_frame (leftmost))) - 1.0;
305 switch (bbt_ruler_scale) {
309 case bbt_show_ticks_detail:
310 case bbt_show_ticks_super_detail:
311 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost);
315 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 1);
319 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 4);
323 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 16);
327 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 64);
332 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost, 128);
338 Editor::hide_measures ()
346 Editor::draw_measures (std::vector<ARDOUR::TempoMap::BBTPoint>& grid)
348 if (_session == 0 || _show_measures == false || distance (grid.begin(), grid.end()) == 0) {
352 if (tempo_lines == 0) {
353 tempo_lines = new TempoLines (time_line_group, ArdourCanvas::LineSet::Vertical);
356 const unsigned divisions = get_grid_beat_divisions(leftmost_frame);
357 tempo_lines->draw (grid, divisions, leftmost_frame, _session->frame_rate());
361 Editor::mouse_add_new_tempo_event (framepos_t frame)
367 TempoMap& map(_session->tempo_map());
369 begin_reversible_command (_("add tempo mark"));
370 const double pulse = map.exact_qn_at_frame (frame, get_grid_music_divisions (0)) / 4.0;
373 XMLNode &before = map.get_state();
374 /* add music-locked ramped (?) tempo using the bpm/note type at frame*/
375 map.add_tempo (map.tempo_at_frame (frame), pulse, 0, TempoSection::Ramp, MusicTime);
377 XMLNode &after = map.get_state();
378 _session->add_command(new MementoCommand<TempoMap>(map, &before, &after));
379 commit_reversible_command ();
386 Editor::mouse_add_new_meter_event (framepos_t frame)
393 TempoMap& map(_session->tempo_map());
394 MeterDialog meter_dialog (map, frame, _("add"));
396 switch (meter_dialog.run ()) {
397 case RESPONSE_ACCEPT:
403 double bpb = meter_dialog.get_bpb ();
404 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
406 double note_type = meter_dialog.get_note_type ();
408 Timecode::BBT_Time requested;
409 meter_dialog.get_bbt_time (requested);
411 const double beat = map.beat_at_bbt (requested);
413 begin_reversible_command (_("add meter mark"));
414 XMLNode &before = map.get_state();
416 if (meter_dialog.get_lock_style() == MusicTime) {
417 map.add_meter (Meter (bpb, note_type), beat, requested, MusicTime);
419 map.add_meter (Meter (bpb, note_type), beat, requested, AudioTime);
422 _session->add_command(new MementoCommand<TempoMap>(map, &before, &map.get_state()));
423 commit_reversible_command ();
429 Editor::remove_tempo_marker (ArdourCanvas::Item* item)
431 ArdourMarker* marker;
432 TempoMarker* tempo_marker;
434 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
435 fatal << _("programming error: tempo marker canvas item has no marker object pointer!") << endmsg;
436 abort(); /*NOTREACHED*/
439 if ((tempo_marker = dynamic_cast<TempoMarker*> (marker)) == 0) {
440 fatal << _("programming error: marker for tempo is not a tempo marker!") << endmsg;
441 abort(); /*NOTREACHED*/
444 if (!tempo_marker->tempo().initial()) {
445 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::real_remove_tempo_marker), &tempo_marker->tempo()));
450 Editor::edit_meter_section (MeterSection* section)
452 MeterDialog meter_dialog (_session->tempo_map(), *section, _("done"));
454 switch (meter_dialog.run()) {
455 case RESPONSE_ACCEPT:
461 double bpb = meter_dialog.get_bpb ();
462 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
464 double const note_type = meter_dialog.get_note_type ();
465 const Meter meter (bpb, note_type);
467 Timecode::BBT_Time when;
468 meter_dialog.get_bbt_time (when);
470 const PositionLockStyle pls = (meter_dialog.get_lock_style() == AudioTime) ? AudioTime : MusicTime;
472 begin_reversible_command (_("replace meter mark"));
473 XMLNode &before = _session->tempo_map().get_state();
475 _session->tempo_map().replace_meter (*section, meter, when, pls);
477 XMLNode &after = _session->tempo_map().get_state();
478 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
479 commit_reversible_command ();
483 Editor::edit_tempo_section (TempoSection* section)
485 TempoDialog tempo_dialog (_session->tempo_map(), *section, _("done"));
487 switch (tempo_dialog.run ()) {
488 case RESPONSE_ACCEPT:
494 double bpm = tempo_dialog.get_bpm ();
495 double nt = tempo_dialog.get_note_type ();
496 bpm = max (0.01, bpm);
497 const Tempo tempo (bpm, nt);
499 Timecode::BBT_Time when;
500 tempo_dialog.get_bbt_time (when);
502 const TempoSection::Type ttype (tempo_dialog.get_tempo_type());
504 begin_reversible_command (_("replace tempo mark"));
505 XMLNode &before = _session->tempo_map().get_state();
507 if (tempo_dialog.get_lock_style() == AudioTime) {
508 framepos_t const f = _session->tempo_map().predict_tempo_position (section, when).second;
509 _session->tempo_map().replace_tempo (*section, tempo, 0.0, f, ttype, AudioTime);
511 double const p = _session->tempo_map().predict_tempo_position (section, when).first;
512 _session->tempo_map().replace_tempo (*section, tempo, p, 0, ttype, MusicTime);
515 XMLNode &after = _session->tempo_map().get_state();
516 _session->add_command (new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
517 commit_reversible_command ();
521 Editor::edit_tempo_marker (TempoMarker& tm)
523 edit_tempo_section (&tm.tempo());
527 Editor::edit_meter_marker (MeterMarker& mm)
529 edit_meter_section (&mm.meter());
533 Editor::real_remove_tempo_marker (TempoSection *section)
535 begin_reversible_command (_("remove tempo mark"));
536 XMLNode &before = _session->tempo_map().get_state();
537 _session->tempo_map().remove_tempo (*section, true);
538 XMLNode &after = _session->tempo_map().get_state();
539 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
540 commit_reversible_command ();
546 Editor::remove_meter_marker (ArdourCanvas::Item* item)
548 ArdourMarker* marker;
549 MeterMarker* meter_marker;
551 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
552 fatal << _("programming error: meter marker canvas item has no marker object pointer!") << endmsg;
553 abort(); /*NOTREACHED*/
556 if ((meter_marker = dynamic_cast<MeterMarker*> (marker)) == 0) {
557 fatal << _("programming error: marker for meter is not a meter marker!") << endmsg;
558 abort(); /*NOTREACHED*/
561 if (!meter_marker->meter().initial()) {
562 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::real_remove_meter_marker), &meter_marker->meter()));
567 Editor::real_remove_meter_marker (MeterSection *section)
569 begin_reversible_command (_("remove tempo mark"));
570 XMLNode &before = _session->tempo_map().get_state();
571 _session->tempo_map().remove_meter (*section, true);
572 XMLNode &after = _session->tempo_map().get_state();
573 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
574 commit_reversible_command ();