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