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 const MeterSection *ms;
84 const TempoSection *ts;
86 double max_tempo = 0.0;
87 double min_tempo = DBL_MAX;
89 remove_metric_marks ();
91 for (Metrics::const_iterator i = metrics.begin(); i != metrics.end(); ++i) {
93 if ((ms = dynamic_cast<const MeterSection*>(*i)) != 0) {
94 snprintf (buf, sizeof(buf), "%g/%g", ms->divisions_per_bar(), ms->note_divisor ());
95 metric_marks.push_back (new MeterMarker (*this, *meter_group, UIConfiguration::instance().color ("meter marker"), buf,
96 *(const_cast<MeterSection*>(ms))));
97 } else if ((ts = dynamic_cast<const TempoSection*>(*i)) != 0) {
98 if (UIConfiguration::instance().get_allow_non_quarter_pulse()) {
99 snprintf (buf, sizeof (buf), "%.3f/%.0f", ts->beats_per_minute(), ts->note_type());
101 snprintf (buf, sizeof (buf), "%.3f", ts->beats_per_minute());
103 if (ts->beats_per_minute() > max_tempo) {
104 max_tempo = ts->beats_per_minute();
106 if (ts->beats_per_minute() < min_tempo) {
107 min_tempo = ts->beats_per_minute();
109 tempo_curves.push_back (new TempoCurve (*this, *tempo_group, UIConfiguration::instance().color ("range drag rect"),
110 *(const_cast<TempoSection*>(ts)), ts->frame(), false));
111 metric_marks.push_back (new TempoMarker (*this, *tempo_group, UIConfiguration::instance().color ("tempo marker"), buf,
112 *(const_cast<TempoSection*>(ts))));
117 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ) {
118 Curves::iterator tmp = x;
119 (*x)->set_max_tempo (max_tempo);
120 (*x)->set_min_tempo (min_tempo);
122 if (tmp != tempo_curves.end()) {
123 (*x)->set_position ((*x)->tempo().frame(), (*tmp)->tempo().frame());
125 (*x)->set_position ((*x)->tempo().frame(), UINT32_MAX);
134 Editor::tempo_map_changed (const PropertyChange& /*ignored*/)
140 ENSURE_GUI_THREAD (*this, &Editor::tempo_map_changed, ignored);
143 tempo_lines->tempo_map_changed();
146 std::vector<TempoMap::BBTPoint> grid;
147 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
148 _session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks); // redraw metric markers
149 draw_measures (grid);
150 update_tempo_based_rulers (grid);
153 struct CurveComparator {
154 bool operator() (TempoCurve const * a, TempoCurve const * b) {
155 return a->position() < b->position();
160 Editor::marker_position_changed ()
166 ENSURE_GUI_THREAD (*this, &Editor::tempo_map_changed);
169 tempo_lines->tempo_map_changed();
171 TempoMarker* tempo_marker;
172 MeterMarker* meter_marker;
173 const TempoSection *ts;
174 const MeterSection *ms;
175 double max_tempo = 0.0;
176 double min_tempo = DBL_MAX;
177 for (Marks::iterator x = metric_marks.begin(); x != metric_marks.end(); ++x) {
178 if ((tempo_marker = dynamic_cast<TempoMarker*> (*x)) != 0) {
179 if ((ts = &tempo_marker->tempo()) != 0) {
180 tempo_marker->set_position (ts->frame ());
182 snprintf (buf, sizeof (buf), "%.3f", ts->beats_per_minute());
183 tempo_marker->set_name (buf);
184 if (ts->beats_per_minute() > max_tempo) {
185 max_tempo = ts->beats_per_minute();
187 if (ts->beats_per_minute() < min_tempo) {
188 min_tempo = ts->beats_per_minute();
192 if ((meter_marker = dynamic_cast<MeterMarker*> (*x)) != 0) {
193 if ((ms = &meter_marker->meter()) != 0) {
194 meter_marker->set_position (ms->frame ());
198 tempo_curves.sort (CurveComparator());
199 for (Curves::iterator x = tempo_curves.begin(); x != tempo_curves.end(); ) {
200 Curves::iterator tmp = x;
201 (*x)->set_max_tempo (max_tempo);
202 (*x)->set_min_tempo (min_tempo);
204 if (tmp != tempo_curves.end()) {
205 (*x)->set_position ((*x)->tempo().frame(), (*tmp)->tempo().frame());
207 (*x)->set_position ((*x)->tempo().frame(), UINT32_MAX);
212 std::vector<TempoMap::BBTPoint> grid;
213 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
214 draw_measures (grid);
215 update_tempo_based_rulers (grid);
219 Editor::redisplay_tempo (bool immediate_redraw)
225 if (immediate_redraw) {
226 std::vector<TempoMap::BBTPoint> grid;
228 compute_current_bbt_points (grid, leftmost_frame, leftmost_frame + current_page_samples());
229 draw_measures (grid);
230 update_tempo_based_rulers (grid); // redraw rulers and measure lines
233 Glib::signal_idle().connect (sigc::bind_return (sigc::bind (sigc::mem_fun (*this, &Editor::redisplay_tempo), true), false));
237 /* computes a grid starting a beat before and ending a beat after leftmost and rightmost respectively */
239 Editor::compute_current_bbt_points (std::vector<TempoMap::BBTPoint>& grid, framepos_t leftmost, framepos_t rightmost)
245 /* prevent negative values of leftmost from creeping into tempomap
247 const double lower_beat = floor (_session->tempo_map().beat_at_frame (leftmost));
248 _session->tempo_map().get_grid (grid, max (_session->tempo_map().frame_at_beat (lower_beat), (framepos_t) 0), rightmost);
252 Editor::hide_measures ()
260 Editor::draw_measures (std::vector<ARDOUR::TempoMap::BBTPoint>& grid)
262 if (_session == 0 || _show_measures == false || distance (grid.begin(), grid.end()) == 0) {
266 if (tempo_lines == 0) {
267 tempo_lines = new TempoLines (time_line_group, ArdourCanvas::LineSet::Vertical);
270 const unsigned divisions = get_grid_beat_divisions(leftmost_frame);
271 tempo_lines->draw (grid, divisions, leftmost_frame, _session->frame_rate());
275 Editor::mouse_add_new_tempo_event (framepos_t frame)
281 TempoMap& map(_session->tempo_map());
283 begin_reversible_command (_("add tempo mark"));
284 const double pulse = map.pulse_at_frame (frame);
287 XMLNode &before = map.get_state();
288 /* add music-locked ramped (?) tempo using the bpm/note type at frame*/
289 map.add_tempo (map.tempo_at (frame), pulse, TempoSection::Ramp);
291 XMLNode &after = map.get_state();
292 _session->add_command(new MementoCommand<TempoMap>(map, &before, &after));
293 commit_reversible_command ();
300 Editor::mouse_add_new_meter_event (framepos_t frame)
307 TempoMap& map(_session->tempo_map());
308 MeterDialog meter_dialog (map, frame, _("add"));
310 switch (meter_dialog.run ()) {
311 case RESPONSE_ACCEPT:
317 double bpb = meter_dialog.get_bpb ();
318 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
320 double note_type = meter_dialog.get_note_type ();
321 Timecode::BBT_Time requested;
323 meter_dialog.get_bbt_time (requested);
325 begin_reversible_command (_("add meter mark"));
326 XMLNode &before = map.get_state();
328 if (meter_dialog.get_lock_style() == MusicTime) {
329 map.add_meter (Meter (bpb, note_type), map.bbt_to_beats (requested), requested);
331 map.add_meter (Meter (bpb, note_type), map.frame_time (requested), map.bbt_to_beats (requested), requested);
334 _session->add_command(new MementoCommand<TempoMap>(map, &before, &map.get_state()));
335 commit_reversible_command ();
341 Editor::remove_tempo_marker (ArdourCanvas::Item* item)
343 ArdourMarker* marker;
344 TempoMarker* tempo_marker;
346 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
347 fatal << _("programming error: tempo marker canvas item has no marker object pointer!") << endmsg;
348 abort(); /*NOTREACHED*/
351 if ((tempo_marker = dynamic_cast<TempoMarker*> (marker)) == 0) {
352 fatal << _("programming error: marker for tempo is not a tempo marker!") << endmsg;
353 abort(); /*NOTREACHED*/
356 if (tempo_marker->tempo().movable()) {
357 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::real_remove_tempo_marker), &tempo_marker->tempo()));
362 Editor::edit_meter_section (MeterSection* section)
364 MeterDialog meter_dialog (_session->tempo_map(), *section, _("done"));
366 switch (meter_dialog.run()) {
367 case RESPONSE_ACCEPT:
373 double bpb = meter_dialog.get_bpb ();
374 bpb = max (1.0, bpb); // XXX is this a reasonable limit?
376 double const note_type = meter_dialog.get_note_type ();
377 Timecode::BBT_Time when;
378 meter_dialog.get_bbt_time(when);
379 framepos_t const frame = _session->tempo_map().frame_at_beat (_session->tempo_map().bbt_to_beats (when));
381 begin_reversible_command (_("replace meter mark"));
382 XMLNode &before = _session->tempo_map().get_state();
383 section->set_position_lock_style (meter_dialog.get_lock_style());
384 if (meter_dialog.get_lock_style() == MusicTime) {
385 _session->tempo_map().replace_meter (*section, Meter (bpb, note_type), when);
387 _session->tempo_map().replace_meter (*section, Meter (bpb, note_type), frame);
389 XMLNode &after = _session->tempo_map().get_state();
390 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
391 commit_reversible_command ();
395 Editor::edit_tempo_section (TempoSection* section)
397 TempoDialog tempo_dialog (_session->tempo_map(), *section, _("done"));
399 switch (tempo_dialog.run ()) {
400 case RESPONSE_ACCEPT:
406 double bpm = tempo_dialog.get_bpm ();
407 double nt = tempo_dialog.get_note_type ();
408 Timecode::BBT_Time when;
410 tempo_dialog.get_bbt_time (when);
412 bpm = max (0.01, bpm);
414 begin_reversible_command (_("replace tempo mark"));
415 XMLNode &before = _session->tempo_map().get_state();
417 if (tempo_dialog.get_lock_style() == MusicTime) {
418 section->set_position_lock_style (MusicTime);
419 framepos_t const f = _session->tempo_map().predict_tempo_frame (section, when);
420 double const p = _session->tempo_map().predict_tempo_pulse (section, f);
421 _session->tempo_map().replace_tempo (*section, Tempo (bpm, nt), p, tempo_dialog.get_tempo_type());
423 framepos_t const f = _session->tempo_map().predict_tempo_frame (section, when);
424 _session->tempo_map().replace_tempo (*section, Tempo (bpm, nt), f, tempo_dialog.get_tempo_type());
427 XMLNode &after = _session->tempo_map().get_state();
428 _session->add_command (new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
429 commit_reversible_command ();
433 Editor::edit_tempo_marker (TempoMarker& tm)
435 edit_tempo_section (&tm.tempo());
439 Editor::edit_meter_marker (MeterMarker& mm)
441 edit_meter_section (&mm.meter());
445 Editor::real_remove_tempo_marker (TempoSection *section)
447 begin_reversible_command (_("remove tempo mark"));
448 XMLNode &before = _session->tempo_map().get_state();
449 _session->tempo_map().remove_tempo (*section, true);
450 XMLNode &after = _session->tempo_map().get_state();
451 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
452 commit_reversible_command ();
458 Editor::remove_meter_marker (ArdourCanvas::Item* item)
460 ArdourMarker* marker;
461 MeterMarker* meter_marker;
463 if ((marker = reinterpret_cast<ArdourMarker *> (item->get_data ("marker"))) == 0) {
464 fatal << _("programming error: meter marker canvas item has no marker object pointer!") << endmsg;
465 abort(); /*NOTREACHED*/
468 if ((meter_marker = dynamic_cast<MeterMarker*> (marker)) == 0) {
469 fatal << _("programming error: marker for meter is not a meter marker!") << endmsg;
470 abort(); /*NOTREACHED*/
473 if (meter_marker->meter().movable()) {
474 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun(*this, &Editor::real_remove_meter_marker), &meter_marker->meter()));
479 Editor::real_remove_meter_marker (MeterSection *section)
481 begin_reversible_command (_("remove tempo mark"));
482 XMLNode &before = _session->tempo_map().get_state();
483 _session->tempo_map().remove_meter (*section, true);
484 XMLNode &after = _session->tempo_map().get_state();
485 _session->add_command(new MementoCommand<TempoMap>(_session->tempo_map(), &before, &after));
486 commit_reversible_command ();