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 ();
80 Editor::draw_metric_marks (const Metrics& metrics)
83 double max_tempo = 0.0;
84 double min_tempo = DBL_MAX;
86 remove_metric_marks (); // also clears tempo curves
88 for (Metrics::const_iterator i = metrics.begin(); i != metrics.end(); ++i) {
89 const MeterSection *ms;
90 const TempoSection *ts;
92 if ((ms = dynamic_cast<const MeterSection*>(*i)) != 0) {
93 snprintf (buf, sizeof(buf), "%g/%g", ms->divisions_per_bar(), ms->note_divisor ());
94 metric_marks.push_back (new MeterMarker (*this, *meter_group, UIConfiguration::instance().color ("meter marker"), buf,
95 *(const_cast<MeterSection*>(ms))));
96 } else if ((ts = dynamic_cast<const TempoSection*>(*i)) != 0) {
97 if (UIConfiguration::instance().get_allow_non_quarter_pulse()) {
98 snprintf (buf, sizeof (buf), "%.3f/%.0f", ts->beats_per_minute(), ts->note_type());
100 snprintf (buf, sizeof (buf), "%.3f", ts->beats_per_minute());
103 max_tempo = max (max_tempo, ts->beats_per_minute());
104 min_tempo = min (min_tempo, ts->beats_per_minute());
106 tempo_curves.push_back (new TempoCurve (*this, *tempo_group, UIConfiguration::instance().color ("range drag rect"),
107 *(const_cast<TempoSection*>(ts)), ts->frame(), false));
108 metric_marks.push_back (new TempoMarker (*this, *tempo_group, UIConfiguration::instance().color ("tempo marker"), buf,
109 *(const_cast<TempoSection*>(ts))));
115 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ) {
116 Curves::iterator tmp = x;
117 (*x)->set_max_tempo (max_tempo);
118 (*x)->set_min_tempo (min_tempo);
120 if (tmp != tempo_curves.end()) {
121 (*x)->set_position ((*x)->tempo().frame(), (*tmp)->tempo().frame());
123 (*x)->set_position ((*x)->tempo().frame(), UINT32_MAX);
128 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
129 TempoMarker* tempo_marker;
131 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
132 tempo_marker->update_height_mark ((tempo_marker->tempo().beats_per_minute() - min_tempo) / (max_tempo - min_tempo));
139 Editor::tempo_map_changed (const PropertyChange& /*ignored*/)
145 ENSURE_GUI_THREAD (*this, &Editor::tempo_map_changed, ignored);
148 tempo_lines->tempo_map_changed();
151 std::vector<TempoMap::BBTPoint> grid;
152 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
153 _session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
154 draw_measures (grid);
155 update_tempo_based_rulers (grid);
158 struct CurveComparator {
159 bool operator() (TempoCurve const * a, TempoCurve const * b) {
160 return a->position() < b->position();
165 Editor::marker_position_changed ()
171 ENSURE_GUI_THREAD (*this, &Editor::tempo_map_changed);
174 tempo_lines->tempo_map_changed();
177 double max_tempo = 0.0;
178 double min_tempo = DBL_MAX;
180 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
181 TempoMarker* tempo_marker;
182 MeterMarker* meter_marker;
183 const TempoSection *ts;
184 const MeterSection *ms;
186 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
187 if ((ts = &tempo_marker->tempo()) != 0) {
188 tempo_marker->set_position (ts->frame ());
190 snprintf (buf, sizeof (buf), "%.3f", ts->beats_per_minute());
191 tempo_marker->set_name (buf);
193 max_tempo = max (max_tempo, ts->beats_per_minute());
194 min_tempo = min (min_tempo, ts->beats_per_minute());
197 if ((meter_marker = dynamic_cast<MeterMarker*> (*x)) != 0) {
198 if ((ms = &meter_marker->meter()) != 0) {
199 meter_marker->set_position (ms->frame ());
204 tempo_curves.sort (CurveComparator());
206 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ) {
207 Curves::iterator tmp = x;
208 (*x)->set_max_tempo (max_tempo);
209 (*x)->set_min_tempo (min_tempo);
211 if (tmp != tempo_curves.end()) {
212 (*x)->set_position ((*x)->tempo().frame(), (*tmp)->tempo().frame());
214 (*x)->set_position ((*x)->tempo().frame(), UINT32_MAX);
219 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
220 TempoMarker* tempo_marker;
221 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
222 tempo_marker->update_height_mark ((tempo_marker->tempo().beats_per_minute() - min_tempo) / max (max_tempo - min_tempo, 10.0));
226 std::vector<TempoMap::BBTPoint> grid;
227 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
228 draw_measures (grid);
229 update_tempo_based_rulers (grid);
233 Editor::redisplay_tempo (bool immediate_redraw)
239 if (immediate_redraw) {
240 std::vector<TempoMap::BBTPoint> grid;
242 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
243 draw_measures (grid);
244 update_tempo_based_rulers (grid); // redraw rulers and measure lines
247 Glib::signal_idle().connect (sigc::bind_return (sigc::bind (sigc::mem_fun (*this, &Editor::redisplay_tempo), true), false));
251 /* computes a grid starting a beat before and ending a beat after leftmost and rightmost respectively */
253 Editor::compute_current_bbt_points (std::vector<TempoMap::BBTPoint>& grid, framepos_t leftmost, framepos_t rightmost)
259 /* prevent negative values of leftmost from creeping into tempomap
261 const double lower_beat = floor (_session->tempo_map().beat_at_frame (leftmost)) - 1.0;
262 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost);
266 Editor::hide_measures ()
274 Editor::draw_measures (std::vector<ARDOUR::TempoMap::BBTPoint>& grid)
276 if (_session == 0 || _show_measures == false || distance (grid.begin(), grid.end()) == 0) {
280 if (tempo_lines == 0) {
281 tempo_lines = new TempoLines (time_line_group, ArdourCanvas::LineSet::Vertical);
284 const unsigned divisions = get_grid_beat_divisions(leftmost_frame);
285 tempo_lines->draw (grid, divisions, leftmost_frame, _session->frame_rate());
289 Editor::mouse_add_new_tempo_event (framepos_t frame)
295 TempoMap& map(_session->tempo_map());
297 begin_reversible_command (_("add tempo mark"));
298 const double pulse = map.pulse_at_frame (frame);
301 XMLNode &before = map.get_state();
302 /* add music-locked ramped (?) tempo using the bpm/note type at frame*/
303 map.add_tempo (map.tempo_at (frame), pulse, 0, TempoSection::Ramp, MusicTime);
305 XMLNode &after = map.get_state();
306 _session->add_command(new MementoCommand<TempoMap>(map, &before, &after));
307 commit_reversible_command ();
314 Editor::mouse_add_new_meter_event (framepos_t frame)
321 TempoMap& map(_session->tempo_map());
322 MeterDialog meter_dialog (map, frame, _("add"));
324 switch (meter_dialog.run ()) {
325 case RESPONSE_ACCEPT:
331 double bpb = meter_dialog.get_bpb ();
332 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
334 double note_type = meter_dialog.get_note_type ();
335 Timecode::BBT_Time requested;
337 meter_dialog.get_bbt_time (requested);
339 begin_reversible_command (_("add meter mark"));
340 XMLNode &before = map.get_state();
342 if (meter_dialog.get_lock_style() == MusicTime) {
343 map.add_meter (Meter (bpb, note_type), map.bbt_to_beats (requested), requested, 0, MusicTime);
345 map.add_meter (Meter (bpb, note_type), map.bbt_to_beats (requested), requested, map.frame_time (requested), AudioTime);
348 _session->add_command(new MementoCommand<TempoMap>(map, &before, &map.get_state()));
349 commit_reversible_command ();
355 Editor::remove_tempo_marker (ArdourCanvas::Item* item)
357 ArdourMarker* marker;
358 TempoMarker* tempo_marker;
360 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
361 fatal << _("programming error: tempo marker canvas item has no marker object pointer!") << endmsg;
362 abort(); /*NOTREACHED*/
365 if ((tempo_marker = dynamic_cast<TempoMarker*> (marker)) == 0) {
366 fatal << _("programming error: marker for tempo is not a tempo marker!") << endmsg;
367 abort(); /*NOTREACHED*/
370 if (tempo_marker->tempo().movable()) {
371 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::real_remove_tempo_marker), &tempo_marker->tempo()));
376 Editor::edit_meter_section (MeterSection* section)
378 MeterDialog meter_dialog (_session->tempo_map(), *section, _("done"));
380 switch (meter_dialog.run()) {
381 case RESPONSE_ACCEPT:
387 double bpb = meter_dialog.get_bpb ();
388 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
390 double const note_type = meter_dialog.get_note_type ();
391 Timecode::BBT_Time when;
392 meter_dialog.get_bbt_time(when);
393 framepos_t const frame = _session->tempo_map().frame_at_beat (_session->tempo_map().bbt_to_beats (when));
395 begin_reversible_command (_("replace meter mark"));
396 XMLNode &before = _session->tempo_map().get_state();
398 _session->tempo_map().replace_meter (*section, Meter (bpb, note_type), when, frame, meter_dialog.get_lock_style());
400 XMLNode &after = _session->tempo_map().get_state();
401 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
402 commit_reversible_command ();
406 Editor::edit_tempo_section (TempoSection* section)
408 TempoDialog tempo_dialog (_session->tempo_map(), *section, _("done"));
410 switch (tempo_dialog.run ()) {
411 case RESPONSE_ACCEPT:
417 double bpm = tempo_dialog.get_bpm ();
418 double nt = tempo_dialog.get_note_type ();
419 Timecode::BBT_Time when;
421 tempo_dialog.get_bbt_time (when);
423 bpm = max (0.01, bpm);
425 begin_reversible_command (_("replace tempo mark"));
426 XMLNode &before = _session->tempo_map().get_state();
428 if (tempo_dialog.get_lock_style() == AudioTime) {
429 framepos_t const f = _session->tempo_map().predict_tempo_position (section, when).second;
430 _session->tempo_map().replace_tempo (*section, Tempo (bpm, nt), 0.0, f, tempo_dialog.get_tempo_type(), AudioTime);
432 double const p = _session->tempo_map().predict_tempo_position (section, when).first;
433 _session->tempo_map().replace_tempo (*section, Tempo (bpm, nt), p, 0, tempo_dialog.get_tempo_type(), MusicTime);
436 XMLNode &after = _session->tempo_map().get_state();
437 _session->add_command (new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
438 commit_reversible_command ();
442 Editor::edit_tempo_marker (TempoMarker& tm)
444 edit_tempo_section (&tm.tempo());
448 Editor::edit_meter_marker (MeterMarker& mm)
450 edit_meter_section (&mm.meter());
454 Editor::real_remove_tempo_marker (TempoSection *section)
456 begin_reversible_command (_("remove tempo mark"));
457 XMLNode &before = _session->tempo_map().get_state();
458 _session->tempo_map().remove_tempo (*section, true);
459 XMLNode &after = _session->tempo_map().get_state();
460 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
461 commit_reversible_command ();
467 Editor::remove_meter_marker (ArdourCanvas::Item* item)
469 ArdourMarker* marker;
470 MeterMarker* meter_marker;
472 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
473 fatal << _("programming error: meter marker canvas item has no marker object pointer!") << endmsg;
474 abort(); /*NOTREACHED*/
477 if ((meter_marker = dynamic_cast<MeterMarker*> (marker)) == 0) {
478 fatal << _("programming error: marker for meter is not a meter marker!") << endmsg;
479 abort(); /*NOTREACHED*/
482 if (meter_marker->meter().movable()) {
483 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::real_remove_meter_marker), &meter_marker->meter()));
488 Editor::real_remove_meter_marker (MeterSection *section)
490 begin_reversible_command (_("remove tempo mark"));
491 XMLNode &before = _session->tempo_map().get_state();
492 _session->tempo_map().remove_meter (*section, true);
493 XMLNode &after = _session->tempo_map().get_state();
494 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
495 commit_reversible_command ();