gtk2_ardour/midi_time_axis.cc

   1 /*
   2     Copyright (C) 2000 Paul Davis
   3
   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.
   8
   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.
  13
  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.
  17 */
  18
  19 #include <cstdlib>
  20 #include <cmath>
  21
  22 #include <algorithm>
  23 #include <string>
  24 #include <vector>
  25
  26 #include <sigc++/bind.h>
  27
  28 #include <pbd/error.h>
  29 #include <pbd/stl_delete.h>
  30 #include <pbd/whitespace.h>
  31
  32 #include <gtkmm2ext/gtk_ui.h>
  33 #include <gtkmm2ext/selector.h>
  34 #include <gtkmm2ext/stop_signal.h>
  35 #include <gtkmm2ext/bindable_button.h>
  36 #include <gtkmm2ext/utils.h>
  37
  38 #include <ardour/midi_playlist.h>
  39 #include <ardour/midi_diskstream.h>
  40 #include <ardour/midi_patch_manager.h>
  41 #include <ardour/processor.h>
  42 #include <ardour/ladspa_plugin.h>
  43 #include <ardour/location.h>
  44 #include <ardour/playlist.h>
  45 #include <ardour/session.h>
  46 #include <ardour/session_playlist.h>
  47 #include <ardour/utils.h>
  48
  49 #include "ardour_ui.h"
  50 #include "midi_time_axis.h"
  51 #include "automation_time_axis.h"
  52 #include "automation_line.h"
  53 #include "add_midi_cc_track_dialog.h"
  54 #include "canvas_impl.h"
  55 #include "crossfade_view.h"
  56 #include "enums.h"
  57 #include "gui_thread.h"
  58 #include "keyboard.h"
  59 #include "playlist_selector.h"
  60 #include "plugin_selector.h"
  61 #include "plugin_ui.h"
  62 #include "point_selection.h"
  63 #include "prompter.h"
  64 #include "public_editor.h"
  65 #include "region_view.h"
  66 #include "rgb_macros.h"
  67 #include "selection.h"
  68 #include "simplerect.h"
  69 #include "midi_streamview.h"
  70 #include "utils.h"
  71 #include "midi_scroomer.h"
  72 #include "piano_roll_header.h"
  73 #include "ghostregion.h"
  74 #include "canvas-note-event.h"
  75
  76 #include <ardour/midi_track.h>
  77
  78 #include "i18n.h"
  79
  80 using namespace ARDOUR;
  81 using namespace PBD;
  82 using namespace Gtk;
  83 using namespace sigc;
  84 using namespace Editing;
  85
  86 // Minimum height at which a control is displayed
  87 static const uint32_t MIDI_CONTROLS_BOX_MIN_HEIGHT = 162;
  88 static const uint32_t KEYBOARD_MIN_HEIGHT = 140;
  89
  90 MidiTimeAxisView::MidiTimeAxisView (PublicEditor& ed, Session& sess, boost::shared_ptr<Route> rt, Canvas& canvas)
  91         : AxisView(sess) // virtually inherited
  92         , RouteTimeAxisView(ed, sess, rt, canvas)
  93         , _ignore_signals(false)
  94         , _range_scroomer(0)
  95         , _piano_roll_header(0)
  96         , _note_mode(Sustained)
  97         , _note_mode_item(0)
  98         , _percussion_mode_item(0)
  99         , _color_mode(MeterColors)
 100         , _meter_color_mode_item(0)
 101         , _channel_color_mode_item(0)
 102         , _track_color_mode_item(0)
 103 {
 104         subplugin_menu.set_name ("ArdourContextMenu");
 105
 106         _view = new MidiStreamView (*this);
 107
 108         ignore_toggle = false;
 109
 110         mute_button->set_active (false);
 111         solo_button->set_active (false);
 112
 113         if (is_midi_track()) {
 114                 controls_ebox.set_name ("MidiTimeAxisViewControlsBaseUnselected");
 115                 _note_mode = midi_track()->note_mode();
 116         } else { // MIDI bus (which doesn't exist yet..)
 117                 controls_ebox.set_name ("MidiBusControlsBaseUnselected");
 118         }
 119
 120         /* map current state of the route */
 121
 122         processors_changed ();
 123
 124         ensure_xml_node ();
 125
 126         set_state (*xml_node);
 127
 128         _route->processors_changed.connect (mem_fun(*this, &MidiTimeAxisView::processors_changed));
 129
 130         if (is_track()) {
 131                 _piano_roll_header = new PianoRollHeader(*midi_view());
 132                 _range_scroomer = new MidiScroomer(midi_view()->note_range_adjustment);
 133
 134                 controls_hbox.pack_start(*_range_scroomer);
 135                 controls_hbox.pack_start(*_piano_roll_header);
 136
 137                 controls_ebox.set_name ("MidiTrackControlsBaseUnselected");
 138                 controls_base_selected_name = "MidiTrackControlsBaseSelected";
 139                 controls_base_unselected_name = "MidiTrackControlsBaseUnselected";
 140
 141                 midi_view()->NoteRangeChanged.connect (mem_fun(*this, &MidiTimeAxisView::update_range));
 142
 143                 /* ask for notifications of any new RegionViews */
 144                 _view->RegionViewAdded.connect (mem_fun(*this, &MidiTimeAxisView::region_view_added));
 145                 _view->attach ();
 146         }
 147
 148         HBox* midi_controls_hbox = manage(new HBox());
 149
 150         MIDI::Name::MidiPatchManager& patch_manager = MIDI::Name::MidiPatchManager::instance();
 151
 152         for (MIDI::Name::MasterDeviceNames::Models::const_iterator model = patch_manager.all_models().begin();
 153              model != patch_manager.all_models().end();
 154              ++model) {
 155                 _model_selector.append_text(model->c_str());
 156         }
 157
 158         _model_selector.signal_changed().connect(mem_fun(*this, &MidiTimeAxisView::model_changed));
 159
 160         _custom_device_mode_selector.signal_changed().connect(
 161                         mem_fun(*this, &MidiTimeAxisView::custom_device_mode_changed));
 162
 163         // TODO: persist the choice
 164         // this initializes the comboboxes and sends out the signal
 165         _model_selector.set_active(0);
 166
 167         midi_controls_hbox->pack_start(_channel_selector, true, false);
 168         if (!patch_manager.all_models().empty()) {
 169                 _midi_controls_box.pack_start(_model_selector, true, false);
 170                 _midi_controls_box.pack_start(_custom_device_mode_selector, true, false);
 171         }
 172
 173         _midi_controls_box.pack_start(*midi_controls_hbox, true, true);
 174
 175         controls_vbox.pack_start(_midi_controls_box, false, false);
 176
 177         boost::shared_ptr<MidiDiskstream> diskstream = midi_track()->midi_diskstream();
 178
 179         // restore channel selector settings
 180         _channel_selector.set_channel_mode(diskstream->get_channel_mode(), diskstream->get_channel_mask());
 181         _channel_selector.mode_changed.connect(
 182                 mem_fun(*midi_track()->midi_diskstream(), &MidiDiskstream::set_channel_mode));
 183
 184 }
 185
 186 MidiTimeAxisView::~MidiTimeAxisView ()
 187 {
 188         delete _piano_roll_header;
 189         _piano_roll_header = 0;
 190
 191         delete _range_scroomer;
 192         _range_scroomer = 0;
 193 }
 194
 195 void MidiTimeAxisView::model_changed()
 196 {
 197         std::list<std::string> device_modes = MIDI::Name::MidiPatchManager::instance()
 198                 .custom_device_mode_names_by_model(_model_selector.get_active_text());
 199
 200         _custom_device_mode_selector.clear_items();
 201
 202         for (std::list<std::string>::const_iterator i = device_modes.begin(); i != device_modes.end(); ++i) {
 203                 cerr << "found custom device mode " << *i << " thread_id: " << pthread_self() << endl;
 204                 _custom_device_mode_selector.append_text(*i);
 205         }
 206
 207         _custom_device_mode_selector.set_active(0);
 208 }
 209
 210 void MidiTimeAxisView::custom_device_mode_changed()
 211 {
 212         _midi_patch_settings_changed.emit(_model_selector.get_active_text(), _custom_device_mode_selector.get_active_text());
 213 }
 214
 215 MidiStreamView*
 216 MidiTimeAxisView::midi_view()
 217 {
 218         return dynamic_cast<MidiStreamView*>(_view);
 219 }
 220
 221 guint32
 222 MidiTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 223 {
 224         ensure_xml_node ();
 225         xml_node->add_property ("shown-editor", "yes");
 226
 227         guint32 ret = TimeAxisView::show_at (y, nth, parent);
 228         return ret;
 229 }
 230
 231 void
 232 MidiTimeAxisView::hide ()
 233 {
 234         ensure_xml_node ();
 235         xml_node->add_property ("shown-editor", "no");
 236
 237         TimeAxisView::hide ();
 238 }
 239
 240 void
 241 MidiTimeAxisView::set_height (uint32_t h)
 242 {
 243         RouteTimeAxisView::set_height (h);
 244
 245         if (height >= MIDI_CONTROLS_BOX_MIN_HEIGHT) {
 246                 _midi_controls_box.show();
 247         } else {
 248                 _midi_controls_box.hide();
 249         }
 250
 251         if (height >= KEYBOARD_MIN_HEIGHT) {
 252                 if (is_track() && _range_scroomer)
 253                         _range_scroomer->show();
 254                 if (is_track() && _piano_roll_header)
 255                         _piano_roll_header->show();
 256         } else {
 257                 if (is_track() && _range_scroomer)
 258                         _range_scroomer->hide();
 259                 if (is_track() && _piano_roll_header)
 260                         _piano_roll_header->hide();
 261         }
 262 }
 263
 264 void
 265 MidiTimeAxisView::append_extra_display_menu_items ()
 266 {
 267         using namespace Menu_Helpers;
 268
 269         MenuList& items = display_menu->items();
 270
 271         // Note range
 272         Menu *range_menu = manage(new Menu);
 273         MenuList& range_items = range_menu->items();
 274         range_menu->set_name ("ArdourContextMenu");
 275
 276         range_items.push_back (MenuElem (_("Show Full Range"), bind (
 277                         mem_fun(*this, &MidiTimeAxisView::set_note_range),
 278                         MidiStreamView::FullRange)));
 279
 280         range_items.push_back (MenuElem (_("Fit Contents"), bind (
 281                         mem_fun(*this, &MidiTimeAxisView::set_note_range),
 282                         MidiStreamView::ContentsRange)));
 283
 284         items.push_back (MenuElem (_("Note range"), *range_menu));
 285 }
 286
 287 void
 288 MidiTimeAxisView::build_automation_action_menu ()
 289 {
 290         using namespace Menu_Helpers;
 291
 292         RouteTimeAxisView::build_automation_action_menu ();
 293
 294         MenuList& automation_items = automation_action_menu->items();
 295
 296         automation_items.push_back (SeparatorElem());
 297         automation_items.push_back (MenuElem (_("Controller..."),
 298                         mem_fun(*this, &MidiTimeAxisView::add_cc_track)));
 299         automation_items.push_back (MenuElem (_("Bender"),
 300                         sigc::bind(mem_fun(*this, &MidiTimeAxisView::add_parameter_track),
 301                                 Evoral::Parameter(MidiPitchBenderAutomation))));
 302         automation_items.push_back (MenuElem (_("Pressure"),
 303                         sigc::bind(mem_fun(*this, &MidiTimeAxisView::add_parameter_track),
 304                                 Evoral::Parameter(MidiChannelPressureAutomation))));
 305
 306 }
 307
 308 Gtk::Menu*
 309 MidiTimeAxisView::build_mode_menu()
 310 {
 311         using namespace Menu_Helpers;
 312
 313         Menu* mode_menu = manage (new Menu);
 314         MenuList& items = mode_menu->items();
 315         mode_menu->set_name ("ArdourContextMenu");
 316
 317         RadioMenuItem::Group mode_group;
 318         items.push_back (RadioMenuElem (mode_group, _("Sustained"),
 319                                 bind (mem_fun (*this, &MidiTimeAxisView::set_note_mode), Sustained)));
 320         _note_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 321         _note_mode_item->set_active(_note_mode == Sustained);
 322
 323         items.push_back (RadioMenuElem (mode_group, _("Percussive"),
 324                                 bind (mem_fun (*this, &MidiTimeAxisView::set_note_mode), Percussive)));
 325         _percussion_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 326         _percussion_mode_item->set_active(_note_mode == Percussive);
 327
 328         return mode_menu;
 329 }
 330
 331 Gtk::Menu*
 332 MidiTimeAxisView::build_color_mode_menu()
 333 {
 334         using namespace Menu_Helpers;
 335
 336         Menu* mode_menu = manage (new Menu);
 337         MenuList& items = mode_menu->items();
 338         mode_menu->set_name ("ArdourContextMenu");
 339
 340         RadioMenuItem::Group mode_group;
 341         items.push_back (RadioMenuElem (mode_group, _("Meter Colors"),
 342                                 bind (mem_fun (*this, &MidiTimeAxisView::set_color_mode), MeterColors)));
 343         _meter_color_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 344         _meter_color_mode_item->set_active(_color_mode == MeterColors);
 345
 346         items.push_back (RadioMenuElem (mode_group, _("Channel Colors"),
 347                                 bind (mem_fun (*this, &MidiTimeAxisView::set_color_mode), ChannelColors)));
 348         _channel_color_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 349         _channel_color_mode_item->set_active(_color_mode == ChannelColors);
 350
 351         items.push_back (RadioMenuElem (mode_group, _("Track Color"),
 352                                 bind (mem_fun (*this, &MidiTimeAxisView::set_color_mode), TrackColor)));
 353         _channel_color_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 354         _channel_color_mode_item->set_active(_color_mode == TrackColor);
 355
 356         return mode_menu;
 357 }
 358
 359 void
 360 MidiTimeAxisView::set_note_mode(NoteMode mode)
 361 {
 362         if (_note_mode != mode || midi_track()->note_mode() != mode) {
 363                 _note_mode = mode;
 364                 midi_track()->set_note_mode(mode);
 365                 _view->redisplay_diskstream();
 366         }
 367 }
 368
 369 void
 370 MidiTimeAxisView::set_color_mode(ColorMode mode)
 371 {
 372         if (_color_mode != mode) {
 373                 if (mode == ChannelColors) {
 374                         _channel_selector.set_channel_colors(CanvasNoteEvent::midi_channel_colors);
 375                 } else {
 376                         _channel_selector.set_default_channel_color();
 377                 }
 378
 379                 _color_mode = mode;
 380                 _view->redisplay_diskstream();
 381         }
 382 }
 383
 384 void
 385 MidiTimeAxisView::set_note_range(MidiStreamView::VisibleNoteRange range)
 386 {
 387         if (!_ignore_signals)
 388                 midi_view()->set_note_range(range);
 389 }
 390
 391
 392 void
 393 MidiTimeAxisView::update_range()
 394 {
 395         MidiGhostRegion* mgr;
 396
 397         for(list<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
 398                 if ((mgr = dynamic_cast<MidiGhostRegion*>(*i)) != 0) {
 399                         mgr->update_range();
 400                 }
 401         }
 402 }
 403
 404 void
 405 MidiTimeAxisView::show_all_automation ()
 406 {
 407         if (midi_track()) {
 408                 const set<Evoral::Parameter> params = midi_track()->midi_diskstream()->
 409                                 midi_playlist()->contained_automation();
 410
 411                 for (set<Evoral::Parameter>::const_iterator i = params.begin(); i != params.end(); ++i) {
 412                         create_automation_child(*i, true);
 413                 }
 414         }
 415
 416         RouteTimeAxisView::show_all_automation ();
 417 }
 418
 419 void
 420 MidiTimeAxisView::show_existing_automation ()
 421 {
 422         if (midi_track()) {
 423                 const set<Evoral::Parameter> params = midi_track()->midi_diskstream()->
 424                                 midi_playlist()->contained_automation();
 425
 426                 for (set<Evoral::Parameter>::const_iterator i = params.begin(); i != params.end(); ++i) {
 427                         create_automation_child(*i, true);
 428                 }
 429         }
 430
 431         RouteTimeAxisView::show_existing_automation ();
 432 }
 433
 434 /** Prompt for a controller with a dialog and add an automation track for it
 435  */
 436 void
 437 MidiTimeAxisView::add_cc_track()
 438 {
 439         int response;
 440         Evoral::Parameter param(0, 0, 0);
 441
 442         {
 443                 AddMidiCCTrackDialog dialog;
 444                 dialog.set_transient_for(editor);
 445                 response = dialog.run();
 446
 447                 if (response == Gtk::RESPONSE_ACCEPT)
 448                         param = dialog.parameter();
 449         }
 450
 451         if (param.type() != 0 && response == Gtk::RESPONSE_ACCEPT)
 452                 create_automation_child(param, true);
 453 }
 454
 455
 456 /** Add an automation track for the given parameter (pitch bend, channel pressure).
 457  */
 458 void
 459 MidiTimeAxisView::add_parameter_track(const Evoral::Parameter& param)
 460 {
 461         create_automation_child(param, true);
 462 }
 463
 464 void
 465 MidiTimeAxisView::create_automation_child (const Evoral::Parameter& param, bool show)
 466 {
 467         if (    param.type() == MidiCCAutomation ||
 468                         param.type() == MidiPgmChangeAutomation ||
 469                         param.type() == MidiPitchBenderAutomation ||
 470                         param.type() == MidiChannelPressureAutomation
 471            ) {
 472
 473                 /* These controllers are region "automation", so we do not create
 474                  * an AutomationList/Line for the track */
 475
 476                 AutomationTracks::iterator existing = _automation_tracks.find(param);
 477                 if (existing != _automation_tracks.end())
 478                         return;
 479
 480                 boost::shared_ptr<AutomationControl> c
 481                         = boost::dynamic_pointer_cast<AutomationControl>(_route->data().control(param));
 482
 483                 if (!c) {
 484                         c = boost::dynamic_pointer_cast<AutomationControl>(_route->control_factory(param));
 485                         _route->add_control(c);
 486                 }
 487
 488                 boost::shared_ptr<AutomationTimeAxisView> track(new AutomationTimeAxisView (_session,
 489                                 _route, boost::shared_ptr<ARDOUR::Automatable>(), c,
 490                                 editor,
 491                                 *this,
 492                                 true,
 493                                 parent_canvas,
 494                                 _route->describe_parameter(param)));
 495
 496                 add_automation_child(param, track, show);
 497
 498         } else {
 499                 error << "MidiTimeAxisView: unknown automation child "
 500                         << ARDOUR::EventTypeMap::instance().to_symbol(param) << endmsg;
 501         }
 502 }
 503
 504 void
 505 MidiTimeAxisView::route_active_changed ()
 506 {
 507         RouteUI::route_active_changed ();
 508
 509         if (is_track()) {
 510                 if (_route->active()) {
 511                         controls_ebox.set_name ("MidiTrackControlsBaseUnselected");
 512                         controls_base_selected_name = "MidiTrackControlsBaseSelected";
 513                         controls_base_unselected_name = "MidiTrackControlsBaseUnselected";
 514                 } else {
 515                         controls_ebox.set_name ("MidiTrackControlsBaseInactiveUnselected");
 516                         controls_base_selected_name = "MidiTrackControlsBaseInactiveSelected";
 517                         controls_base_unselected_name = "MidiTrackControlsBaseInactiveUnselected";
 518                 }
 519         } else {
 520
 521                 throw; // wha?
 522
 523                 if (_route->active()) {
 524                         controls_ebox.set_name ("BusControlsBaseUnselected");
 525                         controls_base_selected_name = "BusControlsBaseSelected";
 526                         controls_base_unselected_name = "BusControlsBaseUnselected";
 527                 } else {
 528                         controls_ebox.set_name ("BusControlsBaseInactiveUnselected");
 529                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
 530                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
 531                 }
 532         }
 533 }
 534
 535
 536
 537