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 #include <pbd/enumwriter.h>
  32
  33 #include <gtkmm2ext/gtk_ui.h>
  34 #include <gtkmm2ext/selector.h>
  35 #include <gtkmm2ext/stop_signal.h>
  36 #include <gtkmm2ext/bindable_button.h>
  37 #include <gtkmm2ext/utils.h>
  38
  39 #include <ardour/midi_playlist.h>
  40 #include <ardour/midi_diskstream.h>
  41 #include <ardour/midi_patch_manager.h>
  42 #include <ardour/processor.h>
  43 #include <ardour/ladspa_plugin.h>
  44 #include <ardour/location.h>
  45 #include <ardour/playlist.h>
  46 #include <ardour/session.h>
  47 #include <ardour/session_playlist.h>
  48 #include <ardour/utils.h>
  49
  50 #include "ardour_ui.h"
  51 #include "midi_time_axis.h"
  52 #include "automation_time_axis.h"
  53 #include "automation_line.h"
  54 #include "add_midi_cc_track_dialog.h"
  55 #include "canvas_impl.h"
  56 #include "crossfade_view.h"
  57 #include "enums.h"
  58 #include "gui_thread.h"
  59 #include "keyboard.h"
  60 #include "playlist_selector.h"
  61 #include "plugin_selector.h"
  62 #include "plugin_ui.h"
  63 #include "point_selection.h"
  64 #include "prompter.h"
  65 #include "public_editor.h"
  66 #include "region_view.h"
  67 #include "rgb_macros.h"
  68 #include "selection.h"
  69 #include "simplerect.h"
  70 #include "midi_streamview.h"
  71 #include "utils.h"
  72 #include "midi_scroomer.h"
  73 #include "piano_roll_header.h"
  74 #include "ghostregion.h"
  75 #include "canvas-note-event.h"
  76
  77 #include <ardour/midi_track.h>
  78
  79 #include "i18n.h"
  80
  81 using namespace ARDOUR;
  82 using namespace PBD;
  83 using namespace Gtk;
  84 using namespace sigc;
  85 using namespace Editing;
  86
  87 // Minimum height at which a control is displayed
  88 static const uint32_t MIDI_CONTROLS_BOX_MIN_HEIGHT = 162;
  89 static const uint32_t KEYBOARD_MIN_HEIGHT = 140;
  90
  91 MidiTimeAxisView::MidiTimeAxisView (PublicEditor& ed, Session& sess, boost::shared_ptr<Route> rt, Canvas& canvas)
  92         : AxisView(sess) // virtually inherited
  93         , RouteTimeAxisView(ed, sess, rt, canvas)
  94         , _ignore_signals(false)
  95         , _range_scroomer(0)
  96         , _piano_roll_header(0)
  97         , _note_mode(Sustained)
  98         , _note_mode_item(0)
  99         , _percussion_mode_item(0)
 100         , _color_mode(MeterColors)
 101         , _meter_color_mode_item(0)
 102         , _channel_color_mode_item(0)
 103         , _track_color_mode_item(0)
 104 {
 105         subplugin_menu.set_name ("ArdourContextMenu");
 106
 107         _view = new MidiStreamView (*this);
 108
 109         ignore_toggle = false;
 110
 111         mute_button->set_active (false);
 112         solo_button->set_active (false);
 113
 114         if (is_midi_track()) {
 115                 controls_ebox.set_name ("MidiTimeAxisViewControlsBaseUnselected");
 116                 _note_mode = midi_track()->note_mode();
 117         } else { // MIDI bus (which doesn't exist yet..)
 118                 controls_ebox.set_name ("MidiBusControlsBaseUnselected");
 119         }
 120
 121         /* map current state of the route */
 122
 123         processors_changed ();
 124
 125         ensure_xml_node ();
 126
 127         set_state (*xml_node);
 128
 129         _route->processors_changed.connect (mem_fun(*this, &MidiTimeAxisView::processors_changed));
 130
 131         if (is_track()) {
 132                 _piano_roll_header = new PianoRollHeader(*midi_view());
 133                 _range_scroomer = new MidiScroomer(midi_view()->note_range_adjustment);
 134
 135                 controls_hbox.pack_start(*_range_scroomer);
 136                 controls_hbox.pack_start(*_piano_roll_header);
 137
 138                 controls_ebox.set_name ("MidiTrackControlsBaseUnselected");
 139                 controls_base_selected_name = "MidiTrackControlsBaseSelected";
 140                 controls_base_unselected_name = "MidiTrackControlsBaseUnselected";
 141
 142                 midi_view()->NoteRangeChanged.connect (mem_fun(*this, &MidiTimeAxisView::update_range));
 143
 144                 /* ask for notifications of any new RegionViews */
 145                 _view->RegionViewAdded.connect (mem_fun(*this, &MidiTimeAxisView::region_view_added));
 146                 _view->attach ();
 147         }
 148
 149         HBox* midi_controls_hbox = manage(new HBox());
 150
 151         MIDI::Name::MidiPatchManager& patch_manager = MIDI::Name::MidiPatchManager::instance();
 152
 153         for (MIDI::Name::MasterDeviceNames::Models::const_iterator model = patch_manager.all_models().begin();
 154              model != patch_manager.all_models().end();
 155              ++model) {
 156                 _model_selector.append_text(model->c_str());
 157         }
 158
 159         _model_selector.signal_changed().connect(mem_fun(*this, &MidiTimeAxisView::model_changed));
 160
 161         _custom_device_mode_selector.signal_changed().connect(
 162                         mem_fun(*this, &MidiTimeAxisView::custom_device_mode_changed));
 163
 164         // TODO: persist the choice
 165         // this initializes the comboboxes and sends out the signal
 166         _model_selector.set_active(0);
 167
 168         midi_controls_hbox->pack_start(_channel_selector, true, false);
 169         if (!patch_manager.all_models().empty()) {
 170                 _midi_controls_box.pack_start(_model_selector, true, false);
 171                 _midi_controls_box.pack_start(_custom_device_mode_selector, true, false);
 172         }
 173
 174         _midi_controls_box.pack_start(*midi_controls_hbox, true, true);
 175
 176         controls_vbox.pack_start(_midi_controls_box, false, false);
 177
 178         boost::shared_ptr<MidiDiskstream> diskstream = midi_track()->midi_diskstream();
 179
 180         // restore channel selector settings
 181         _channel_selector.set_channel_mode(diskstream->get_channel_mode(), diskstream->get_channel_mask());
 182         _channel_selector.mode_changed.connect(
 183                 mem_fun(*midi_track()->midi_diskstream(), &MidiDiskstream::set_channel_mode));
 184
 185         XMLProperty *prop;
 186         if ((prop = xml_node->property ("color-mode")) != 0) {
 187                 _color_mode = ColorMode (string_2_enum(prop->value(), _color_mode));
 188                 if (_color_mode == ChannelColors) {
 189                         _channel_selector.set_channel_colors(CanvasNoteEvent::midi_channel_colors);
 190                 }
 191         }
 192 }
 193
 194 MidiTimeAxisView::~MidiTimeAxisView ()
 195 {
 196         delete _piano_roll_header;
 197         _piano_roll_header = 0;
 198
 199         delete _range_scroomer;
 200         _range_scroomer = 0;
 201 }
 202
 203 void MidiTimeAxisView::model_changed()
 204 {
 205         std::list<std::string> device_modes = MIDI::Name::MidiPatchManager::instance()
 206                 .custom_device_mode_names_by_model(_model_selector.get_active_text());
 207
 208         _custom_device_mode_selector.clear_items();
 209
 210         for (std::list<std::string>::const_iterator i = device_modes.begin(); i != device_modes.end(); ++i) {
 211                 cerr << "found custom device mode " << *i << " thread_id: " << pthread_self() << endl;
 212                 _custom_device_mode_selector.append_text(*i);
 213         }
 214
 215         _custom_device_mode_selector.set_active(0);
 216 }
 217
 218 void MidiTimeAxisView::custom_device_mode_changed()
 219 {
 220         _midi_patch_settings_changed.emit(_model_selector.get_active_text(), _custom_device_mode_selector.get_active_text());
 221 }
 222
 223 MidiStreamView*
 224 MidiTimeAxisView::midi_view()
 225 {
 226         return dynamic_cast<MidiStreamView*>(_view);
 227 }
 228
 229 guint32
 230 MidiTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
 231 {
 232         ensure_xml_node ();
 233         xml_node->add_property ("shown-editor", "yes");
 234
 235         guint32 ret = TimeAxisView::show_at (y, nth, parent);
 236         return ret;
 237 }
 238
 239 void
 240 MidiTimeAxisView::hide ()
 241 {
 242         ensure_xml_node ();
 243         xml_node->add_property ("shown-editor", "no");
 244
 245         TimeAxisView::hide ();
 246 }
 247
 248 void
 249 MidiTimeAxisView::set_height (uint32_t h)
 250 {
 251         RouteTimeAxisView::set_height (h);
 252
 253         if (height >= MIDI_CONTROLS_BOX_MIN_HEIGHT) {
 254                 _midi_controls_box.show();
 255         } else {
 256                 _midi_controls_box.hide();
 257         }
 258
 259         if (height >= KEYBOARD_MIN_HEIGHT) {
 260                 if (is_track() && _range_scroomer)
 261                         _range_scroomer->show();
 262                 if (is_track() && _piano_roll_header)
 263                         _piano_roll_header->show();
 264         } else {
 265                 if (is_track() && _range_scroomer)
 266                         _range_scroomer->hide();
 267                 if (is_track() && _piano_roll_header)
 268                         _piano_roll_header->hide();
 269         }
 270 }
 271
 272 void
 273 MidiTimeAxisView::append_extra_display_menu_items ()
 274 {
 275         using namespace Menu_Helpers;
 276
 277         MenuList& items = display_menu->items();
 278
 279         // Note range
 280         Menu *range_menu = manage(new Menu);
 281         MenuList& range_items = range_menu->items();
 282         range_menu->set_name ("ArdourContextMenu");
 283
 284         range_items.push_back (MenuElem (_("Show Full Range"), bind (
 285                         mem_fun(*this, &MidiTimeAxisView::set_note_range),
 286                         MidiStreamView::FullRange)));
 287
 288         range_items.push_back (MenuElem (_("Fit Contents"), bind (
 289                         mem_fun(*this, &MidiTimeAxisView::set_note_range),
 290                         MidiStreamView::ContentsRange)));
 291
 292         items.push_back (MenuElem (_("Note range"), *range_menu));
 293 }
 294
 295 void
 296 MidiTimeAxisView::build_automation_action_menu ()
 297 {
 298         using namespace Menu_Helpers;
 299
 300         RouteTimeAxisView::build_automation_action_menu ();
 301
 302         MenuList& automation_items = automation_action_menu->items();
 303
 304         automation_items.push_back (SeparatorElem());
 305         automation_items.push_back (MenuElem (_("Controller..."),
 306                         mem_fun(*this, &MidiTimeAxisView::add_cc_track)));
 307         automation_items.push_back (MenuElem (_("Bender"),
 308                         sigc::bind(mem_fun(*this, &MidiTimeAxisView::add_parameter_track),
 309                                 Evoral::Parameter(MidiPitchBenderAutomation))));
 310         automation_items.push_back (MenuElem (_("Pressure"),
 311                         sigc::bind(mem_fun(*this, &MidiTimeAxisView::add_parameter_track),
 312                                 Evoral::Parameter(MidiChannelPressureAutomation))));
 313
 314 }
 315
 316 Gtk::Menu*
 317 MidiTimeAxisView::build_note_mode_menu()
 318 {
 319         using namespace Menu_Helpers;
 320
 321         Menu* mode_menu = manage (new Menu);
 322         MenuList& items = mode_menu->items();
 323         mode_menu->set_name ("ArdourContextMenu");
 324
 325         RadioMenuItem::Group mode_group;
 326         items.push_back (RadioMenuElem (mode_group, _("Sustained"),
 327                                 bind (mem_fun (*this, &MidiTimeAxisView::set_note_mode), Sustained)));
 328         _note_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 329         _note_mode_item->set_active(_note_mode == Sustained);
 330
 331         items.push_back (RadioMenuElem (mode_group, _("Percussive"),
 332                                 bind (mem_fun (*this, &MidiTimeAxisView::set_note_mode), Percussive)));
 333         _percussion_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 334         _percussion_mode_item->set_active(_note_mode == Percussive);
 335
 336         return mode_menu;
 337 }
 338
 339 Gtk::Menu*
 340 MidiTimeAxisView::build_color_mode_menu()
 341 {
 342         using namespace Menu_Helpers;
 343
 344         Menu* mode_menu = manage (new Menu);
 345         MenuList& items = mode_menu->items();
 346         mode_menu->set_name ("ArdourContextMenu");
 347
 348         RadioMenuItem::Group mode_group;
 349         items.push_back (RadioMenuElem (mode_group, _("Meter Colors"),
 350                                 bind (mem_fun (*this, &MidiTimeAxisView::set_color_mode), MeterColors)));
 351         _meter_color_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 352         _meter_color_mode_item->set_active(_color_mode == MeterColors);
 353
 354         items.push_back (RadioMenuElem (mode_group, _("Channel Colors"),
 355                                 bind (mem_fun (*this, &MidiTimeAxisView::set_color_mode), ChannelColors)));
 356         _channel_color_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 357         _channel_color_mode_item->set_active(_color_mode == ChannelColors);
 358
 359         items.push_back (RadioMenuElem (mode_group, _("Track Color"),
 360                                 bind (mem_fun (*this, &MidiTimeAxisView::set_color_mode), TrackColor)));
 361         _channel_color_mode_item = dynamic_cast<RadioMenuItem*>(&items.back());
 362         _channel_color_mode_item->set_active(_color_mode == TrackColor);
 363
 364         return mode_menu;
 365 }
 366
 367 void
 368 MidiTimeAxisView::set_note_mode(NoteMode mode)
 369 {
 370         if (_note_mode != mode || midi_track()->note_mode() != mode) {
 371                 _note_mode = mode;
 372                 midi_track()->set_note_mode(mode);
 373                 _view->redisplay_diskstream();
 374         }
 375 }
 376
 377 void
 378 MidiTimeAxisView::set_color_mode(ColorMode mode)
 379 {
 380         if (_color_mode != mode) {
 381                 if (mode == ChannelColors) {
 382                         _channel_selector.set_channel_colors(CanvasNoteEvent::midi_channel_colors);
 383                 } else {
 384                         _channel_selector.set_default_channel_color();
 385                 }
 386
 387                 _color_mode = mode;
 388                 xml_node->add_property ("color-mode", enum_2_string(_color_mode));
 389                 _view->redisplay_diskstream();
 390         }
 391 }
 392
 393 void
 394 MidiTimeAxisView::set_note_range(MidiStreamView::VisibleNoteRange range)
 395 {
 396         if (!_ignore_signals)
 397                 midi_view()->set_note_range(range);
 398 }
 399
 400
 401 void
 402 MidiTimeAxisView::update_range()
 403 {
 404         MidiGhostRegion* mgr;
 405
 406         for(list<GhostRegion*>::iterator i = ghosts.begin(); i != ghosts.end(); ++i) {
 407                 if ((mgr = dynamic_cast<MidiGhostRegion*>(*i)) != 0) {
 408                         mgr->update_range();
 409                 }
 410         }
 411 }
 412
 413 void
 414 MidiTimeAxisView::show_all_automation ()
 415 {
 416         if (midi_track()) {
 417                 const set<Evoral::Parameter> params = midi_track()->midi_diskstream()->
 418                                 midi_playlist()->contained_automation();
 419
 420                 for (set<Evoral::Parameter>::const_iterator i = params.begin(); i != params.end(); ++i) {
 421                         create_automation_child(*i, true);
 422                 }
 423         }
 424
 425         RouteTimeAxisView::show_all_automation ();
 426 }
 427
 428 void
 429 MidiTimeAxisView::show_existing_automation ()
 430 {
 431         if (midi_track()) {
 432                 const set<Evoral::Parameter> params = midi_track()->midi_diskstream()->
 433                                 midi_playlist()->contained_automation();
 434
 435                 for (set<Evoral::Parameter>::const_iterator i = params.begin(); i != params.end(); ++i) {
 436                         create_automation_child(*i, true);
 437                 }
 438         }
 439
 440         RouteTimeAxisView::show_existing_automation ();
 441 }
 442
 443 /** Prompt for a controller with a dialog and add an automation track for it
 444  */
 445 void
 446 MidiTimeAxisView::add_cc_track()
 447 {
 448         int response;
 449         Evoral::Parameter param(0, 0, 0);
 450
 451         {
 452                 AddMidiCCTrackDialog dialog;
 453                 dialog.set_transient_for(editor);
 454                 response = dialog.run();
 455
 456                 if (response == Gtk::RESPONSE_ACCEPT)
 457                         param = dialog.parameter();
 458         }
 459
 460         if (param.type() != 0 && response == Gtk::RESPONSE_ACCEPT)
 461                 create_automation_child(param, true);
 462 }
 463
 464
 465 /** Add an automation track for the given parameter (pitch bend, channel pressure).
 466  */
 467 void
 468 MidiTimeAxisView::add_parameter_track(const Evoral::Parameter& param)
 469 {
 470         create_automation_child(param, true);
 471 }
 472
 473 void
 474 MidiTimeAxisView::create_automation_child (const Evoral::Parameter& param, bool show)
 475 {
 476         if (    param.type() == MidiCCAutomation ||
 477                         param.type() == MidiPgmChangeAutomation ||
 478                         param.type() == MidiPitchBenderAutomation ||
 479                         param.type() == MidiChannelPressureAutomation
 480            ) {
 481
 482                 /* These controllers are region "automation", so we do not create
 483                  * an AutomationList/Line for the track */
 484
 485                 AutomationTracks::iterator existing = _automation_tracks.find(param);
 486                 if (existing != _automation_tracks.end())
 487                         return;
 488
 489                 boost::shared_ptr<AutomationControl> c
 490                         = boost::dynamic_pointer_cast<AutomationControl>(_route->data().control(param));
 491
 492                 if (!c) {
 493                         c = boost::dynamic_pointer_cast<AutomationControl>(_route->control_factory(param));
 494                         _route->add_control(c);
 495                 }
 496
 497                 boost::shared_ptr<AutomationTimeAxisView> track(new AutomationTimeAxisView (_session,
 498                                 _route, boost::shared_ptr<ARDOUR::Automatable>(), c,
 499                                 editor,
 500                                 *this,
 501                                 true,
 502                                 parent_canvas,
 503                                 _route->describe_parameter(param)));
 504
 505                 add_automation_child(param, track, show);
 506
 507         } else {
 508                 error << "MidiTimeAxisView: unknown automation child "
 509                         << ARDOUR::EventTypeMap::instance().to_symbol(param) << endmsg;
 510         }
 511 }
 512
 513 void
 514 MidiTimeAxisView::route_active_changed ()
 515 {
 516         RouteUI::route_active_changed ();
 517
 518         if (is_track()) {
 519                 if (_route->active()) {
 520                         controls_ebox.set_name ("MidiTrackControlsBaseUnselected");
 521                         controls_base_selected_name = "MidiTrackControlsBaseSelected";
 522                         controls_base_unselected_name = "MidiTrackControlsBaseUnselected";
 523                 } else {
 524                         controls_ebox.set_name ("MidiTrackControlsBaseInactiveUnselected");
 525                         controls_base_selected_name = "MidiTrackControlsBaseInactiveSelected";
 526                         controls_base_unselected_name = "MidiTrackControlsBaseInactiveUnselected";
 527                 }
 528         } else {
 529
 530                 throw; // wha?
 531
 532                 if (_route->active()) {
 533                         controls_ebox.set_name ("BusControlsBaseUnselected");
 534                         controls_base_selected_name = "BusControlsBaseSelected";
 535                         controls_base_unselected_name = "BusControlsBaseUnselected";
 536                 } else {
 537                         controls_ebox.set_name ("BusControlsBaseInactiveUnselected");
 538                         controls_base_selected_name = "BusControlsBaseInactiveSelected";
 539                         controls_base_unselected_name = "BusControlsBaseInactiveUnselected";
 540                 }
 541         }
 542 }
 543
 544
 545
 546